1 /* Graphical user interface functions for the Microsoft W32 API.
2 Copyright (C) 1989, 92, 93, 94, 95, 1996, 1997, 1998, 1999, 2000, 2001
3 Free Software Foundation, Inc.
5 This file is part of GNU Emacs.
7 GNU Emacs is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2, or (at your option)
12 GNU Emacs is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GNU Emacs; see the file COPYING. If not, write to
19 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
20 Boston, MA 02111-1307, USA. */
22 /* Added by Kevin Gallo */
33 #include "dispextern.h"
40 #include "intervals.h"
41 #include "blockinput.h"
44 #include "termhooks.h"
49 #include "bitmaps/gray.xbm"
55 extern void free_frame_menubar ();
56 extern void x_compute_fringe_widths
P_ ((struct frame
*, int));
57 extern double atof ();
58 extern int w32_console_toggle_lock_key
P_ ((int, Lisp_Object
));
59 extern void w32_menu_display_help
P_ ((HWND
, HMENU
, UINT
, UINT
));
60 extern void w32_free_menu_strings
P_ ((HWND
));
64 /* A definition of XColor for non-X frames. */
65 #ifndef HAVE_X_WINDOWS
68 unsigned short red
, green
, blue
;
74 extern char *lispy_function_keys
[];
76 /* The gray bitmap `bitmaps/gray'. This is done because w32term.c uses
77 it, and including `bitmaps/gray' more than once is a problem when
78 config.h defines `static' as an empty replacement string. */
80 int gray_bitmap_width
= gray_width
;
81 int gray_bitmap_height
= gray_height
;
82 unsigned char *gray_bitmap_bits
= gray_bits
;
84 /* The colormap for converting color names to RGB values */
85 Lisp_Object Vw32_color_map
;
87 /* Non nil if alt key presses are passed on to Windows. */
88 Lisp_Object Vw32_pass_alt_to_system
;
90 /* Non nil if alt key is translated to meta_modifier, nil if it is translated
92 Lisp_Object Vw32_alt_is_meta
;
94 /* If non-zero, the windows virtual key code for an alternative quit key. */
95 Lisp_Object Vw32_quit_key
;
97 /* Non nil if left window key events are passed on to Windows (this only
98 affects whether "tapping" the key opens the Start menu). */
99 Lisp_Object Vw32_pass_lwindow_to_system
;
101 /* Non nil if right window key events are passed on to Windows (this
102 only affects whether "tapping" the key opens the Start menu). */
103 Lisp_Object Vw32_pass_rwindow_to_system
;
105 /* Virtual key code used to generate "phantom" key presses in order
106 to stop system from acting on Windows key events. */
107 Lisp_Object Vw32_phantom_key_code
;
109 /* Modifier associated with the left "Windows" key, or nil to act as a
111 Lisp_Object Vw32_lwindow_modifier
;
113 /* Modifier associated with the right "Windows" key, or nil to act as a
115 Lisp_Object Vw32_rwindow_modifier
;
117 /* Modifier associated with the "Apps" key, or nil to act as a normal
119 Lisp_Object Vw32_apps_modifier
;
121 /* Value is nil if Num Lock acts as a function key. */
122 Lisp_Object Vw32_enable_num_lock
;
124 /* Value is nil if Caps Lock acts as a function key. */
125 Lisp_Object Vw32_enable_caps_lock
;
127 /* Modifier associated with Scroll Lock, or nil to act as a normal key. */
128 Lisp_Object Vw32_scroll_lock_modifier
;
130 /* Switch to control whether we inhibit requests for synthesized bold
131 and italic versions of fonts. */
132 int w32_enable_synthesized_fonts
;
134 /* Enable palette management. */
135 Lisp_Object Vw32_enable_palette
;
137 /* Control how close left/right button down events must be to
138 be converted to a middle button down event. */
139 Lisp_Object Vw32_mouse_button_tolerance
;
141 /* Minimum interval between mouse movement (and scroll bar drag)
142 events that are passed on to the event loop. */
143 Lisp_Object Vw32_mouse_move_interval
;
145 /* Flag to indicate if XBUTTON events should be passed on to Windows. */
146 int w32_pass_extra_mouse_buttons_to_system
;
148 /* The name we're using in resource queries. */
149 Lisp_Object Vx_resource_name
;
151 /* Non nil if no window manager is in use. */
152 Lisp_Object Vx_no_window_manager
;
154 /* Non-zero means we're allowed to display a hourglass pointer. */
156 int display_hourglass_p
;
158 /* The background and shape of the mouse pointer, and shape when not
159 over text or in the modeline. */
161 Lisp_Object Vx_pointer_shape
, Vx_nontext_pointer_shape
, Vx_mode_pointer_shape
;
162 Lisp_Object Vx_hourglass_pointer_shape
, Vx_window_horizontal_drag_shape
;
164 /* The shape when over mouse-sensitive text. */
166 Lisp_Object Vx_sensitive_text_pointer_shape
;
168 /* Color of chars displayed in cursor box. */
170 Lisp_Object Vx_cursor_fore_pixel
;
172 /* Nonzero if using Windows. */
174 static int w32_in_use
;
176 /* Search path for bitmap files. */
178 Lisp_Object Vx_bitmap_file_path
;
180 /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */
182 Lisp_Object Vx_pixel_size_width_font_regexp
;
184 /* Alist of bdf fonts and the files that define them. */
185 Lisp_Object Vw32_bdf_filename_alist
;
187 /* A flag to control whether fonts are matched strictly or not. */
188 int w32_strict_fontnames
;
190 /* A flag to control whether we should only repaint if GetUpdateRect
191 indicates there is an update region. */
192 int w32_strict_painting
;
194 /* Associative list linking character set strings to Windows codepages. */
195 Lisp_Object Vw32_charset_info_alist
;
197 /* VIETNAMESE_CHARSET is not defined in some versions of MSVC. */
198 #ifndef VIETNAMESE_CHARSET
199 #define VIETNAMESE_CHARSET 163
202 Lisp_Object Qauto_raise
;
203 Lisp_Object Qauto_lower
;
205 Lisp_Object Qborder_color
;
206 Lisp_Object Qborder_width
;
208 Lisp_Object Qcursor_color
;
209 Lisp_Object Qcursor_type
;
210 Lisp_Object Qgeometry
;
211 Lisp_Object Qicon_left
;
212 Lisp_Object Qicon_top
;
213 Lisp_Object Qicon_type
;
214 Lisp_Object Qicon_name
;
215 Lisp_Object Qinternal_border_width
;
218 Lisp_Object Qmouse_color
;
220 Lisp_Object Qparent_id
;
221 Lisp_Object Qscroll_bar_width
;
222 Lisp_Object Qsuppress_icon
;
223 Lisp_Object Qundefined_color
;
224 Lisp_Object Qvertical_scroll_bars
;
225 Lisp_Object Qvisibility
;
226 Lisp_Object Qwindow_id
;
227 Lisp_Object Qx_frame_parameter
;
228 Lisp_Object Qx_resource_name
;
229 Lisp_Object Quser_position
;
230 Lisp_Object Quser_size
;
231 Lisp_Object Qscreen_gamma
;
232 Lisp_Object Qline_spacing
;
234 Lisp_Object Qcancel_timer
;
240 Lisp_Object Qcontrol
;
243 Lisp_Object Qw32_charset_ansi
;
244 Lisp_Object Qw32_charset_default
;
245 Lisp_Object Qw32_charset_symbol
;
246 Lisp_Object Qw32_charset_shiftjis
;
247 Lisp_Object Qw32_charset_hangeul
;
248 Lisp_Object Qw32_charset_gb2312
;
249 Lisp_Object Qw32_charset_chinesebig5
;
250 Lisp_Object Qw32_charset_oem
;
252 #ifndef JOHAB_CHARSET
253 #define JOHAB_CHARSET 130
256 Lisp_Object Qw32_charset_easteurope
;
257 Lisp_Object Qw32_charset_turkish
;
258 Lisp_Object Qw32_charset_baltic
;
259 Lisp_Object Qw32_charset_russian
;
260 Lisp_Object Qw32_charset_arabic
;
261 Lisp_Object Qw32_charset_greek
;
262 Lisp_Object Qw32_charset_hebrew
;
263 Lisp_Object Qw32_charset_vietnamese
;
264 Lisp_Object Qw32_charset_thai
;
265 Lisp_Object Qw32_charset_johab
;
266 Lisp_Object Qw32_charset_mac
;
269 #ifdef UNICODE_CHARSET
270 Lisp_Object Qw32_charset_unicode
;
273 Lisp_Object Qfullscreen
;
274 Lisp_Object Qfullwidth
;
275 Lisp_Object Qfullheight
;
276 Lisp_Object Qfullboth
;
278 extern Lisp_Object Qtop
;
279 extern Lisp_Object Qdisplay
;
280 extern Lisp_Object Qtool_bar_lines
;
282 /* State variables for emulating a three button mouse. */
287 static int button_state
= 0;
288 static W32Msg saved_mouse_button_msg
;
289 static unsigned mouse_button_timer
= 0; /* non-zero when timer is active */
290 static W32Msg saved_mouse_move_msg
;
291 static unsigned mouse_move_timer
= 0;
293 /* Window that is tracking the mouse. */
294 static HWND track_mouse_window
;
295 FARPROC track_mouse_event_fn
;
297 /* W95 mousewheel handler */
298 unsigned int msh_mousewheel
= 0;
301 #define MOUSE_BUTTON_ID 1
302 #define MOUSE_MOVE_ID 2
303 #define MENU_FREE_ID 3
304 /* The delay (milliseconds) before a menu is freed after WM_EXITMENULOOP
306 #define MENU_FREE_DELAY 1000
307 static unsigned menu_free_timer
= 0;
309 /* The below are defined in frame.c. */
311 extern Lisp_Object Qheight
, Qminibuffer
, Qname
, Qonly
, Qwidth
;
312 extern Lisp_Object Qunsplittable
, Qmenu_bar_lines
, Qbuffer_predicate
, Qtitle
;
313 extern Lisp_Object Qtool_bar_lines
;
315 extern Lisp_Object Vwindow_system_version
;
317 Lisp_Object Qface_set_after_frame_default
;
320 int image_cache_refcount
, dpyinfo_refcount
;
324 /* From w32term.c. */
325 extern Lisp_Object Vw32_num_mouse_buttons
;
326 extern Lisp_Object Vw32_recognize_altgr
;
328 extern HWND w32_system_caret_hwnd
;
330 extern int w32_system_caret_height
;
331 extern int w32_system_caret_x
;
332 extern int w32_system_caret_y
;
333 extern int w32_use_visible_system_caret
;
335 static HWND w32_visible_system_caret_hwnd
;
338 /* Error if we are not connected to MS-Windows. */
343 error ("MS-Windows not in use or not initialized");
346 /* Nonzero if we can use mouse menus.
347 You should not call this unless HAVE_MENUS is defined. */
355 /* Extract a frame as a FRAME_PTR, defaulting to the selected frame
356 and checking validity for W32. */
359 check_x_frame (frame
)
365 frame
= selected_frame
;
366 CHECK_LIVE_FRAME (frame
);
368 if (! FRAME_W32_P (f
))
369 error ("non-w32 frame used");
373 /* Let the user specify an display with a frame.
374 nil stands for the selected frame--or, if that is not a w32 frame,
375 the first display on the list. */
377 static struct w32_display_info
*
378 check_x_display_info (frame
)
383 struct frame
*sf
= XFRAME (selected_frame
);
385 if (FRAME_W32_P (sf
) && FRAME_LIVE_P (sf
))
386 return FRAME_W32_DISPLAY_INFO (sf
);
388 return &one_w32_display_info
;
390 else if (STRINGP (frame
))
391 return x_display_info_for_name (frame
);
396 CHECK_LIVE_FRAME (frame
);
398 if (! FRAME_W32_P (f
))
399 error ("non-w32 frame used");
400 return FRAME_W32_DISPLAY_INFO (f
);
404 /* Return the Emacs frame-object corresponding to an w32 window.
405 It could be the frame's main window or an icon window. */
407 /* This function can be called during GC, so use GC_xxx type test macros. */
410 x_window_to_frame (dpyinfo
, wdesc
)
411 struct w32_display_info
*dpyinfo
;
414 Lisp_Object tail
, frame
;
417 for (tail
= Vframe_list
; GC_CONSP (tail
); tail
= XCDR (tail
))
420 if (!GC_FRAMEP (frame
))
423 if (!FRAME_W32_P (f
) || FRAME_W32_DISPLAY_INFO (f
) != dpyinfo
)
425 if (f
->output_data
.w32
->hourglass_window
== wdesc
)
428 if (FRAME_W32_WINDOW (f
) == wdesc
)
436 /* Code to deal with bitmaps. Bitmaps are referenced by their bitmap
437 id, which is just an int that this section returns. Bitmaps are
438 reference counted so they can be shared among frames.
440 Bitmap indices are guaranteed to be > 0, so a negative number can
441 be used to indicate no bitmap.
443 If you use x_create_bitmap_from_data, then you must keep track of
444 the bitmaps yourself. That is, creating a bitmap from the same
445 data more than once will not be caught. */
448 /* Functions to access the contents of a bitmap, given an id. */
451 x_bitmap_height (f
, id
)
455 return FRAME_W32_DISPLAY_INFO (f
)->bitmaps
[id
- 1].height
;
459 x_bitmap_width (f
, id
)
463 return FRAME_W32_DISPLAY_INFO (f
)->bitmaps
[id
- 1].width
;
467 x_bitmap_pixmap (f
, id
)
471 return (int) FRAME_W32_DISPLAY_INFO (f
)->bitmaps
[id
- 1].pixmap
;
475 /* Allocate a new bitmap record. Returns index of new record. */
478 x_allocate_bitmap_record (f
)
481 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
484 if (dpyinfo
->bitmaps
== NULL
)
486 dpyinfo
->bitmaps_size
= 10;
488 = (struct w32_bitmap_record
*) xmalloc (dpyinfo
->bitmaps_size
* sizeof (struct w32_bitmap_record
));
489 dpyinfo
->bitmaps_last
= 1;
493 if (dpyinfo
->bitmaps_last
< dpyinfo
->bitmaps_size
)
494 return ++dpyinfo
->bitmaps_last
;
496 for (i
= 0; i
< dpyinfo
->bitmaps_size
; ++i
)
497 if (dpyinfo
->bitmaps
[i
].refcount
== 0)
500 dpyinfo
->bitmaps_size
*= 2;
502 = (struct w32_bitmap_record
*) xrealloc (dpyinfo
->bitmaps
,
503 dpyinfo
->bitmaps_size
* sizeof (struct w32_bitmap_record
));
504 return ++dpyinfo
->bitmaps_last
;
507 /* Add one reference to the reference count of the bitmap with id ID. */
510 x_reference_bitmap (f
, id
)
514 ++FRAME_W32_DISPLAY_INFO (f
)->bitmaps
[id
- 1].refcount
;
517 /* Create a bitmap for frame F from a HEIGHT x WIDTH array of bits at BITS. */
520 x_create_bitmap_from_data (f
, bits
, width
, height
)
523 unsigned int width
, height
;
525 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
529 bitmap
= CreateBitmap (width
, height
,
530 FRAME_W32_DISPLAY_INFO (XFRAME (frame
))->n_planes
,
531 FRAME_W32_DISPLAY_INFO (XFRAME (frame
))->n_cbits
,
537 id
= x_allocate_bitmap_record (f
);
538 dpyinfo
->bitmaps
[id
- 1].pixmap
= bitmap
;
539 dpyinfo
->bitmaps
[id
- 1].file
= NULL
;
540 dpyinfo
->bitmaps
[id
- 1].hinst
= NULL
;
541 dpyinfo
->bitmaps
[id
- 1].refcount
= 1;
542 dpyinfo
->bitmaps
[id
- 1].depth
= 1;
543 dpyinfo
->bitmaps
[id
- 1].height
= height
;
544 dpyinfo
->bitmaps
[id
- 1].width
= width
;
549 /* Create bitmap from file FILE for frame F. */
552 x_create_bitmap_from_file (f
, file
)
557 #if 0 /* TODO : bitmap support */
558 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
559 unsigned int width
, height
;
561 int xhot
, yhot
, result
, id
;
567 /* Look for an existing bitmap with the same name. */
568 for (id
= 0; id
< dpyinfo
->bitmaps_last
; ++id
)
570 if (dpyinfo
->bitmaps
[id
].refcount
571 && dpyinfo
->bitmaps
[id
].file
572 && !strcmp (dpyinfo
->bitmaps
[id
].file
, (char *) XSTRING (file
)->data
))
574 ++dpyinfo
->bitmaps
[id
].refcount
;
579 /* Search bitmap-file-path for the file, if appropriate. */
580 fd
= openp (Vx_bitmap_file_path
, file
, Qnil
, &found
, 0);
585 filename
= (char *) XSTRING (found
)->data
;
587 hinst
= LoadLibraryEx (filename
, NULL
, LOAD_LIBRARY_AS_DATAFILE
);
593 result
= XReadBitmapFile (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
),
594 filename
, &width
, &height
, &bitmap
, &xhot
, &yhot
);
595 if (result
!= BitmapSuccess
)
598 id
= x_allocate_bitmap_record (f
);
599 dpyinfo
->bitmaps
[id
- 1].pixmap
= bitmap
;
600 dpyinfo
->bitmaps
[id
- 1].refcount
= 1;
601 dpyinfo
->bitmaps
[id
- 1].file
= (char *) xmalloc (XSTRING (file
)->size
+ 1);
602 dpyinfo
->bitmaps
[id
- 1].depth
= 1;
603 dpyinfo
->bitmaps
[id
- 1].height
= height
;
604 dpyinfo
->bitmaps
[id
- 1].width
= width
;
605 strcpy (dpyinfo
->bitmaps
[id
- 1].file
, XSTRING (file
)->data
);
611 /* Remove reference to bitmap with id number ID. */
614 x_destroy_bitmap (f
, id
)
618 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
622 --dpyinfo
->bitmaps
[id
- 1].refcount
;
623 if (dpyinfo
->bitmaps
[id
- 1].refcount
== 0)
626 DeleteObject (dpyinfo
->bitmaps
[id
- 1].pixmap
);
627 if (dpyinfo
->bitmaps
[id
- 1].file
)
629 xfree (dpyinfo
->bitmaps
[id
- 1].file
);
630 dpyinfo
->bitmaps
[id
- 1].file
= NULL
;
637 /* Free all the bitmaps for the display specified by DPYINFO. */
640 x_destroy_all_bitmaps (dpyinfo
)
641 struct w32_display_info
*dpyinfo
;
644 for (i
= 0; i
< dpyinfo
->bitmaps_last
; i
++)
645 if (dpyinfo
->bitmaps
[i
].refcount
> 0)
647 DeleteObject (dpyinfo
->bitmaps
[i
].pixmap
);
648 if (dpyinfo
->bitmaps
[i
].file
)
649 xfree (dpyinfo
->bitmaps
[i
].file
);
651 dpyinfo
->bitmaps_last
= 0;
654 /* Connect the frame-parameter names for W32 frames
655 to the ways of passing the parameter values to the window system.
657 The name of a parameter, as a Lisp symbol,
658 has an `x-frame-parameter' property which is an integer in Lisp
659 but can be interpreted as an `enum x_frame_parm' in C. */
663 X_PARM_FOREGROUND_COLOR
,
664 X_PARM_BACKGROUND_COLOR
,
671 X_PARM_INTERNAL_BORDER_WIDTH
,
675 X_PARM_VERT_SCROLL_BAR
,
677 X_PARM_MENU_BAR_LINES
681 struct x_frame_parm_table
684 void (*setter
) P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
687 BOOL my_show_window
P_ ((struct frame
*, HWND
, int));
688 void my_set_window_pos
P_ ((HWND
, HWND
, int, int, int, int, UINT
));
689 static Lisp_Object unwind_create_frame
P_ ((Lisp_Object
));
690 static Lisp_Object unwind_create_tip_frame
P_ ((Lisp_Object
));
691 static void x_change_window_heights
P_ ((Lisp_Object
, int));
692 /* TODO: Native Input Method support; see x_create_im. */
693 void x_set_foreground_color
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
694 static void x_set_line_spacing
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
695 static void x_set_fullscreen
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
696 void x_set_background_color
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
697 void x_set_mouse_color
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
698 void x_set_cursor_color
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
699 void x_set_border_color
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
700 void x_set_cursor_type
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
701 void x_set_icon_type
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
702 void x_set_icon_name
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
703 void x_set_font
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
704 static void x_set_fringe_width
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
705 void x_set_border_width
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
706 void x_set_internal_border_width
P_ ((struct frame
*, Lisp_Object
,
708 void x_explicitly_set_name
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
709 void x_set_autoraise
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
710 void x_set_autolower
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
711 void x_set_vertical_scroll_bars
P_ ((struct frame
*, Lisp_Object
,
713 void x_set_visibility
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
714 void x_set_menu_bar_lines
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
715 void x_set_scroll_bar_width
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
716 void x_set_title
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
717 void x_set_unsplittable
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
718 void x_set_tool_bar_lines
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
719 static void x_set_screen_gamma
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
720 static void x_edge_detection
P_ ((struct frame
*, struct image
*, Lisp_Object
,
723 static struct x_frame_parm_table x_frame_parms
[] =
725 {"auto-raise", x_set_autoraise
},
726 {"auto-lower", x_set_autolower
},
727 {"background-color", x_set_background_color
},
728 {"border-color", x_set_border_color
},
729 {"border-width", x_set_border_width
},
730 {"cursor-color", x_set_cursor_color
},
731 {"cursor-type", x_set_cursor_type
},
732 {"font", x_set_font
},
733 {"foreground-color", x_set_foreground_color
},
734 {"icon-name", x_set_icon_name
},
735 {"icon-type", x_set_icon_type
},
736 {"internal-border-width", x_set_internal_border_width
},
737 {"menu-bar-lines", x_set_menu_bar_lines
},
738 {"mouse-color", x_set_mouse_color
},
739 {"name", x_explicitly_set_name
},
740 {"scroll-bar-width", x_set_scroll_bar_width
},
741 {"title", x_set_title
},
742 {"unsplittable", x_set_unsplittable
},
743 {"vertical-scroll-bars", x_set_vertical_scroll_bars
},
744 {"visibility", x_set_visibility
},
745 {"tool-bar-lines", x_set_tool_bar_lines
},
746 {"screen-gamma", x_set_screen_gamma
},
747 {"line-spacing", x_set_line_spacing
},
748 {"left-fringe", x_set_fringe_width
},
749 {"right-fringe", x_set_fringe_width
},
750 {"fullscreen", x_set_fullscreen
},
753 /* Attach the `x-frame-parameter' properties to
754 the Lisp symbol names of parameters relevant to W32. */
757 init_x_parm_symbols ()
761 for (i
= 0; i
< sizeof (x_frame_parms
) / sizeof (x_frame_parms
[0]); i
++)
762 Fput (intern (x_frame_parms
[i
].name
), Qx_frame_parameter
,
766 /* Really try to move where we want to be in case of fullscreen. Some WMs
767 moves the window where we tell them. Some (mwm, twm) moves the outer
768 window manager window there instead.
769 Try to compensate for those WM here. */
771 x_fullscreen_move (f
, new_top
, new_left
)
776 if (new_top
!= f
->output_data
.w32
->top_pos
777 || new_left
!= f
->output_data
.w32
->left_pos
)
779 int move_x
= new_left
;
780 int move_y
= new_top
;
782 f
->output_data
.w32
->want_fullscreen
|= FULLSCREEN_MOVE_WAIT
;
783 x_set_offset (f
, move_x
, move_y
, 1);
787 /* Change the parameters of frame F as specified by ALIST.
788 If a parameter is not specially recognized, do nothing;
789 otherwise call the `x_set_...' function for that parameter. */
792 x_set_frame_parameters (f
, alist
)
798 /* If both of these parameters are present, it's more efficient to
799 set them both at once. So we wait until we've looked at the
800 entire list before we set them. */
804 Lisp_Object left
, top
;
806 /* Same with these. */
807 Lisp_Object icon_left
, icon_top
;
809 /* Record in these vectors all the parms specified. */
813 int left_no_change
= 0, top_no_change
= 0;
814 int icon_left_no_change
= 0, icon_top_no_change
= 0;
815 int fullscreen_is_being_set
= 0;
817 struct gcpro gcpro1
, gcpro2
;
820 for (tail
= alist
; CONSP (tail
); tail
= Fcdr (tail
))
823 parms
= (Lisp_Object
*) alloca (i
* sizeof (Lisp_Object
));
824 values
= (Lisp_Object
*) alloca (i
* sizeof (Lisp_Object
));
826 /* Extract parm names and values into those vectors. */
829 for (tail
= alist
; CONSP (tail
); tail
= Fcdr (tail
))
834 parms
[i
] = Fcar (elt
);
835 values
[i
] = Fcdr (elt
);
838 /* TAIL and ALIST are not used again below here. */
841 GCPRO2 (*parms
, *values
);
845 /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP,
846 because their values appear in VALUES and strings are not valid. */
847 top
= left
= Qunbound
;
848 icon_left
= icon_top
= Qunbound
;
850 /* Provide default values for HEIGHT and WIDTH. */
851 if (FRAME_NEW_WIDTH (f
))
852 width
= FRAME_NEW_WIDTH (f
);
854 width
= FRAME_WIDTH (f
);
856 if (FRAME_NEW_HEIGHT (f
))
857 height
= FRAME_NEW_HEIGHT (f
);
859 height
= FRAME_HEIGHT (f
);
861 /* Process foreground_color and background_color before anything else.
862 They are independent of other properties, but other properties (e.g.,
863 cursor_color) are dependent upon them. */
864 /* Process default font as well, since fringe widths depends on it. */
865 for (p
= 0; p
< i
; p
++)
867 Lisp_Object prop
, val
;
871 if (EQ (prop
, Qforeground_color
)
872 || EQ (prop
, Qbackground_color
)
874 || EQ (prop
, Qfullscreen
))
876 register Lisp_Object param_index
, old_value
;
878 old_value
= get_frame_param (f
, prop
);
879 fullscreen_is_being_set
|= EQ (prop
, Qfullscreen
);
881 if (NILP (Fequal (val
, old_value
)))
883 store_frame_param (f
, prop
, val
);
885 param_index
= Fget (prop
, Qx_frame_parameter
);
886 if (NATNUMP (param_index
)
887 && (XFASTINT (param_index
)
888 < sizeof (x_frame_parms
)/sizeof (x_frame_parms
[0])))
889 (*x_frame_parms
[XINT (param_index
)].setter
)(f
, val
, old_value
);
894 /* Now process them in reverse of specified order. */
895 for (i
--; i
>= 0; i
--)
897 Lisp_Object prop
, val
;
902 if (EQ (prop
, Qwidth
) && NUMBERP (val
))
903 width
= XFASTINT (val
);
904 else if (EQ (prop
, Qheight
) && NUMBERP (val
))
905 height
= XFASTINT (val
);
906 else if (EQ (prop
, Qtop
))
908 else if (EQ (prop
, Qleft
))
910 else if (EQ (prop
, Qicon_top
))
912 else if (EQ (prop
, Qicon_left
))
914 else if (EQ (prop
, Qforeground_color
)
915 || EQ (prop
, Qbackground_color
)
917 || EQ (prop
, Qfullscreen
))
918 /* Processed above. */
922 register Lisp_Object param_index
, old_value
;
924 old_value
= get_frame_param (f
, prop
);
926 store_frame_param (f
, prop
, val
);
928 param_index
= Fget (prop
, Qx_frame_parameter
);
929 if (NATNUMP (param_index
)
930 && (XFASTINT (param_index
)
931 < sizeof (x_frame_parms
)/sizeof (x_frame_parms
[0])))
932 (*x_frame_parms
[XINT (param_index
)].setter
)(f
, val
, old_value
);
936 /* Don't die if just one of these was set. */
937 if (EQ (left
, Qunbound
))
940 if (f
->output_data
.w32
->left_pos
< 0)
941 left
= Fcons (Qplus
, Fcons (make_number (f
->output_data
.w32
->left_pos
), Qnil
));
943 XSETINT (left
, f
->output_data
.w32
->left_pos
);
945 if (EQ (top
, Qunbound
))
948 if (f
->output_data
.w32
->top_pos
< 0)
949 top
= Fcons (Qplus
, Fcons (make_number (f
->output_data
.w32
->top_pos
), Qnil
));
951 XSETINT (top
, f
->output_data
.w32
->top_pos
);
954 /* If one of the icon positions was not set, preserve or default it. */
955 if (EQ (icon_left
, Qunbound
) || ! INTEGERP (icon_left
))
957 icon_left_no_change
= 1;
958 icon_left
= Fcdr (Fassq (Qicon_left
, f
->param_alist
));
959 if (NILP (icon_left
))
960 XSETINT (icon_left
, 0);
962 if (EQ (icon_top
, Qunbound
) || ! INTEGERP (icon_top
))
964 icon_top_no_change
= 1;
965 icon_top
= Fcdr (Fassq (Qicon_top
, f
->param_alist
));
967 XSETINT (icon_top
, 0);
970 if (FRAME_VISIBLE_P (f
) && fullscreen_is_being_set
)
972 /* If the frame is visible already and the fullscreen parameter is
973 being set, it is too late to set WM manager hints to specify
975 Here we first get the width, height and position that applies to
976 fullscreen. We then move the frame to the appropriate
977 position. Resize of the frame is taken care of in the code after
978 this if-statement. */
979 int new_left
, new_top
;
981 x_fullscreen_adjust (f
, &width
, &height
, &new_top
, &new_left
);
982 x_fullscreen_move (f
, new_top
, new_left
);
985 /* Don't set these parameters unless they've been explicitly
986 specified. The window might be mapped or resized while we're in
987 this function, and we don't want to override that unless the lisp
988 code has asked for it.
990 Don't set these parameters unless they actually differ from the
991 window's current parameters; the window may not actually exist
996 check_frame_size (f
, &height
, &width
);
998 XSETFRAME (frame
, f
);
1000 if (width
!= FRAME_WIDTH (f
)
1001 || height
!= FRAME_HEIGHT (f
)
1002 || FRAME_NEW_HEIGHT (f
) || FRAME_NEW_WIDTH (f
))
1003 Fset_frame_size (frame
, make_number (width
), make_number (height
));
1005 if ((!NILP (left
) || !NILP (top
))
1006 && ! (left_no_change
&& top_no_change
)
1007 && ! (NUMBERP (left
) && XINT (left
) == f
->output_data
.w32
->left_pos
1008 && NUMBERP (top
) && XINT (top
) == f
->output_data
.w32
->top_pos
))
1013 /* Record the signs. */
1014 f
->output_data
.w32
->size_hint_flags
&= ~ (XNegative
| YNegative
);
1015 if (EQ (left
, Qminus
))
1016 f
->output_data
.w32
->size_hint_flags
|= XNegative
;
1017 else if (INTEGERP (left
))
1019 leftpos
= XINT (left
);
1021 f
->output_data
.w32
->size_hint_flags
|= XNegative
;
1023 else if (CONSP (left
) && EQ (XCAR (left
), Qminus
)
1024 && CONSP (XCDR (left
))
1025 && INTEGERP (XCAR (XCDR (left
))))
1027 leftpos
= - XINT (XCAR (XCDR (left
)));
1028 f
->output_data
.w32
->size_hint_flags
|= XNegative
;
1030 else if (CONSP (left
) && EQ (XCAR (left
), Qplus
)
1031 && CONSP (XCDR (left
))
1032 && INTEGERP (XCAR (XCDR (left
))))
1034 leftpos
= XINT (XCAR (XCDR (left
)));
1037 if (EQ (top
, Qminus
))
1038 f
->output_data
.w32
->size_hint_flags
|= YNegative
;
1039 else if (INTEGERP (top
))
1041 toppos
= XINT (top
);
1043 f
->output_data
.w32
->size_hint_flags
|= YNegative
;
1045 else if (CONSP (top
) && EQ (XCAR (top
), Qminus
)
1046 && CONSP (XCDR (top
))
1047 && INTEGERP (XCAR (XCDR (top
))))
1049 toppos
= - XINT (XCAR (XCDR (top
)));
1050 f
->output_data
.w32
->size_hint_flags
|= YNegative
;
1052 else if (CONSP (top
) && EQ (XCAR (top
), Qplus
)
1053 && CONSP (XCDR (top
))
1054 && INTEGERP (XCAR (XCDR (top
))))
1056 toppos
= XINT (XCAR (XCDR (top
)));
1060 /* Store the numeric value of the position. */
1061 f
->output_data
.w32
->top_pos
= toppos
;
1062 f
->output_data
.w32
->left_pos
= leftpos
;
1064 f
->output_data
.w32
->win_gravity
= NorthWestGravity
;
1066 /* Actually set that position, and convert to absolute. */
1067 x_set_offset (f
, leftpos
, toppos
, -1);
1070 if ((!NILP (icon_left
) || !NILP (icon_top
))
1071 && ! (icon_left_no_change
&& icon_top_no_change
))
1072 x_wm_set_icon_position (f
, XINT (icon_left
), XINT (icon_top
));
1078 /* Store the screen positions of frame F into XPTR and YPTR.
1079 These are the positions of the containing window manager window,
1080 not Emacs's own window. */
1083 x_real_positions (f
, xptr
, yptr
)
1090 GetClientRect(FRAME_W32_WINDOW(f
), &rect
);
1091 AdjustWindowRect(&rect
, f
->output_data
.w32
->dwStyle
, FRAME_EXTERNAL_MENU_BAR(f
));
1096 ClientToScreen (FRAME_W32_WINDOW(f
), &pt
);
1098 /* Remember x_pixels_diff and y_pixels_diff. */
1099 f
->output_data
.w32
->x_pixels_diff
= pt
.x
- rect
.left
;
1100 f
->output_data
.w32
->y_pixels_diff
= pt
.y
- rect
.top
;
1106 /* Insert a description of internally-recorded parameters of frame X
1107 into the parameter alist *ALISTPTR that is to be given to the user.
1108 Only parameters that are specific to W32
1109 and whose values are not correctly recorded in the frame's
1110 param_alist need to be considered here. */
1113 x_report_frame_params (f
, alistptr
)
1115 Lisp_Object
*alistptr
;
1120 /* Represent negative positions (off the top or left screen edge)
1121 in a way that Fmodify_frame_parameters will understand correctly. */
1122 XSETINT (tem
, f
->output_data
.w32
->left_pos
);
1123 if (f
->output_data
.w32
->left_pos
>= 0)
1124 store_in_alist (alistptr
, Qleft
, tem
);
1126 store_in_alist (alistptr
, Qleft
, Fcons (Qplus
, Fcons (tem
, Qnil
)));
1128 XSETINT (tem
, f
->output_data
.w32
->top_pos
);
1129 if (f
->output_data
.w32
->top_pos
>= 0)
1130 store_in_alist (alistptr
, Qtop
, tem
);
1132 store_in_alist (alistptr
, Qtop
, Fcons (Qplus
, Fcons (tem
, Qnil
)));
1134 store_in_alist (alistptr
, Qborder_width
,
1135 make_number (f
->output_data
.w32
->border_width
));
1136 store_in_alist (alistptr
, Qinternal_border_width
,
1137 make_number (f
->output_data
.w32
->internal_border_width
));
1138 store_in_alist (alistptr
, Qleft_fringe
,
1139 make_number (f
->output_data
.w32
->left_fringe_width
));
1140 store_in_alist (alistptr
, Qright_fringe
,
1141 make_number (f
->output_data
.w32
->right_fringe_width
));
1142 store_in_alist (alistptr
, Qscroll_bar_width
,
1143 make_number (FRAME_HAS_VERTICAL_SCROLL_BARS (f
)
1144 ? FRAME_SCROLL_BAR_PIXEL_WIDTH(f
)
1146 sprintf (buf
, "%ld", (long) FRAME_W32_WINDOW (f
));
1147 store_in_alist (alistptr
, Qwindow_id
,
1148 build_string (buf
));
1149 store_in_alist (alistptr
, Qicon_name
, f
->icon_name
);
1150 FRAME_SAMPLE_VISIBILITY (f
);
1151 store_in_alist (alistptr
, Qvisibility
,
1152 (FRAME_VISIBLE_P (f
) ? Qt
1153 : FRAME_ICONIFIED_P (f
) ? Qicon
: Qnil
));
1154 store_in_alist (alistptr
, Qdisplay
,
1155 XCAR (FRAME_W32_DISPLAY_INFO (f
)->name_list_element
));
1159 DEFUN ("w32-define-rgb-color", Fw32_define_rgb_color
,
1160 Sw32_define_rgb_color
, 4, 4, 0,
1161 doc
: /* Convert RGB numbers to a windows color reference and associate with NAME.
1162 This adds or updates a named color to w32-color-map, making it
1163 available for use. The original entry's RGB ref is returned, or nil
1164 if the entry is new. */)
1165 (red
, green
, blue
, name
)
1166 Lisp_Object red
, green
, blue
, name
;
1169 Lisp_Object oldrgb
= Qnil
;
1173 CHECK_NUMBER (green
);
1174 CHECK_NUMBER (blue
);
1175 CHECK_STRING (name
);
1177 XSET (rgb
, Lisp_Int
, RGB(XUINT (red
), XUINT (green
), XUINT (blue
)));
1181 /* replace existing entry in w32-color-map or add new entry. */
1182 entry
= Fassoc (name
, Vw32_color_map
);
1185 entry
= Fcons (name
, rgb
);
1186 Vw32_color_map
= Fcons (entry
, Vw32_color_map
);
1190 oldrgb
= Fcdr (entry
);
1191 Fsetcdr (entry
, rgb
);
1199 DEFUN ("w32-load-color-file", Fw32_load_color_file
,
1200 Sw32_load_color_file
, 1, 1, 0,
1201 doc
: /* Create an alist of color entries from an external file.
1202 Assign this value to w32-color-map to replace the existing color map.
1204 The file should define one named RGB color per line like so:
1206 where R,G,B are numbers between 0 and 255 and name is an arbitrary string. */)
1208 Lisp_Object filename
;
1211 Lisp_Object cmap
= Qnil
;
1212 Lisp_Object abspath
;
1214 CHECK_STRING (filename
);
1215 abspath
= Fexpand_file_name (filename
, Qnil
);
1217 fp
= fopen (XSTRING (filename
)->data
, "rt");
1221 int red
, green
, blue
;
1226 while (fgets (buf
, sizeof (buf
), fp
) != NULL
) {
1227 if (sscanf (buf
, "%u %u %u %n", &red
, &green
, &blue
, &num
) == 3)
1229 char *name
= buf
+ num
;
1230 num
= strlen (name
) - 1;
1231 if (name
[num
] == '\n')
1233 cmap
= Fcons (Fcons (build_string (name
),
1234 make_number (RGB (red
, green
, blue
))),
1246 /* The default colors for the w32 color map */
1247 typedef struct colormap_t
1253 colormap_t w32_color_map
[] =
1255 {"snow" , PALETTERGB (255,250,250)},
1256 {"ghost white" , PALETTERGB (248,248,255)},
1257 {"GhostWhite" , PALETTERGB (248,248,255)},
1258 {"white smoke" , PALETTERGB (245,245,245)},
1259 {"WhiteSmoke" , PALETTERGB (245,245,245)},
1260 {"gainsboro" , PALETTERGB (220,220,220)},
1261 {"floral white" , PALETTERGB (255,250,240)},
1262 {"FloralWhite" , PALETTERGB (255,250,240)},
1263 {"old lace" , PALETTERGB (253,245,230)},
1264 {"OldLace" , PALETTERGB (253,245,230)},
1265 {"linen" , PALETTERGB (250,240,230)},
1266 {"antique white" , PALETTERGB (250,235,215)},
1267 {"AntiqueWhite" , PALETTERGB (250,235,215)},
1268 {"papaya whip" , PALETTERGB (255,239,213)},
1269 {"PapayaWhip" , PALETTERGB (255,239,213)},
1270 {"blanched almond" , PALETTERGB (255,235,205)},
1271 {"BlanchedAlmond" , PALETTERGB (255,235,205)},
1272 {"bisque" , PALETTERGB (255,228,196)},
1273 {"peach puff" , PALETTERGB (255,218,185)},
1274 {"PeachPuff" , PALETTERGB (255,218,185)},
1275 {"navajo white" , PALETTERGB (255,222,173)},
1276 {"NavajoWhite" , PALETTERGB (255,222,173)},
1277 {"moccasin" , PALETTERGB (255,228,181)},
1278 {"cornsilk" , PALETTERGB (255,248,220)},
1279 {"ivory" , PALETTERGB (255,255,240)},
1280 {"lemon chiffon" , PALETTERGB (255,250,205)},
1281 {"LemonChiffon" , PALETTERGB (255,250,205)},
1282 {"seashell" , PALETTERGB (255,245,238)},
1283 {"honeydew" , PALETTERGB (240,255,240)},
1284 {"mint cream" , PALETTERGB (245,255,250)},
1285 {"MintCream" , PALETTERGB (245,255,250)},
1286 {"azure" , PALETTERGB (240,255,255)},
1287 {"alice blue" , PALETTERGB (240,248,255)},
1288 {"AliceBlue" , PALETTERGB (240,248,255)},
1289 {"lavender" , PALETTERGB (230,230,250)},
1290 {"lavender blush" , PALETTERGB (255,240,245)},
1291 {"LavenderBlush" , PALETTERGB (255,240,245)},
1292 {"misty rose" , PALETTERGB (255,228,225)},
1293 {"MistyRose" , PALETTERGB (255,228,225)},
1294 {"white" , PALETTERGB (255,255,255)},
1295 {"black" , PALETTERGB ( 0, 0, 0)},
1296 {"dark slate gray" , PALETTERGB ( 47, 79, 79)},
1297 {"DarkSlateGray" , PALETTERGB ( 47, 79, 79)},
1298 {"dark slate grey" , PALETTERGB ( 47, 79, 79)},
1299 {"DarkSlateGrey" , PALETTERGB ( 47, 79, 79)},
1300 {"dim gray" , PALETTERGB (105,105,105)},
1301 {"DimGray" , PALETTERGB (105,105,105)},
1302 {"dim grey" , PALETTERGB (105,105,105)},
1303 {"DimGrey" , PALETTERGB (105,105,105)},
1304 {"slate gray" , PALETTERGB (112,128,144)},
1305 {"SlateGray" , PALETTERGB (112,128,144)},
1306 {"slate grey" , PALETTERGB (112,128,144)},
1307 {"SlateGrey" , PALETTERGB (112,128,144)},
1308 {"light slate gray" , PALETTERGB (119,136,153)},
1309 {"LightSlateGray" , PALETTERGB (119,136,153)},
1310 {"light slate grey" , PALETTERGB (119,136,153)},
1311 {"LightSlateGrey" , PALETTERGB (119,136,153)},
1312 {"gray" , PALETTERGB (190,190,190)},
1313 {"grey" , PALETTERGB (190,190,190)},
1314 {"light grey" , PALETTERGB (211,211,211)},
1315 {"LightGrey" , PALETTERGB (211,211,211)},
1316 {"light gray" , PALETTERGB (211,211,211)},
1317 {"LightGray" , PALETTERGB (211,211,211)},
1318 {"midnight blue" , PALETTERGB ( 25, 25,112)},
1319 {"MidnightBlue" , PALETTERGB ( 25, 25,112)},
1320 {"navy" , PALETTERGB ( 0, 0,128)},
1321 {"navy blue" , PALETTERGB ( 0, 0,128)},
1322 {"NavyBlue" , PALETTERGB ( 0, 0,128)},
1323 {"cornflower blue" , PALETTERGB (100,149,237)},
1324 {"CornflowerBlue" , PALETTERGB (100,149,237)},
1325 {"dark slate blue" , PALETTERGB ( 72, 61,139)},
1326 {"DarkSlateBlue" , PALETTERGB ( 72, 61,139)},
1327 {"slate blue" , PALETTERGB (106, 90,205)},
1328 {"SlateBlue" , PALETTERGB (106, 90,205)},
1329 {"medium slate blue" , PALETTERGB (123,104,238)},
1330 {"MediumSlateBlue" , PALETTERGB (123,104,238)},
1331 {"light slate blue" , PALETTERGB (132,112,255)},
1332 {"LightSlateBlue" , PALETTERGB (132,112,255)},
1333 {"medium blue" , PALETTERGB ( 0, 0,205)},
1334 {"MediumBlue" , PALETTERGB ( 0, 0,205)},
1335 {"royal blue" , PALETTERGB ( 65,105,225)},
1336 {"RoyalBlue" , PALETTERGB ( 65,105,225)},
1337 {"blue" , PALETTERGB ( 0, 0,255)},
1338 {"dodger blue" , PALETTERGB ( 30,144,255)},
1339 {"DodgerBlue" , PALETTERGB ( 30,144,255)},
1340 {"deep sky blue" , PALETTERGB ( 0,191,255)},
1341 {"DeepSkyBlue" , PALETTERGB ( 0,191,255)},
1342 {"sky blue" , PALETTERGB (135,206,235)},
1343 {"SkyBlue" , PALETTERGB (135,206,235)},
1344 {"light sky blue" , PALETTERGB (135,206,250)},
1345 {"LightSkyBlue" , PALETTERGB (135,206,250)},
1346 {"steel blue" , PALETTERGB ( 70,130,180)},
1347 {"SteelBlue" , PALETTERGB ( 70,130,180)},
1348 {"light steel blue" , PALETTERGB (176,196,222)},
1349 {"LightSteelBlue" , PALETTERGB (176,196,222)},
1350 {"light blue" , PALETTERGB (173,216,230)},
1351 {"LightBlue" , PALETTERGB (173,216,230)},
1352 {"powder blue" , PALETTERGB (176,224,230)},
1353 {"PowderBlue" , PALETTERGB (176,224,230)},
1354 {"pale turquoise" , PALETTERGB (175,238,238)},
1355 {"PaleTurquoise" , PALETTERGB (175,238,238)},
1356 {"dark turquoise" , PALETTERGB ( 0,206,209)},
1357 {"DarkTurquoise" , PALETTERGB ( 0,206,209)},
1358 {"medium turquoise" , PALETTERGB ( 72,209,204)},
1359 {"MediumTurquoise" , PALETTERGB ( 72,209,204)},
1360 {"turquoise" , PALETTERGB ( 64,224,208)},
1361 {"cyan" , PALETTERGB ( 0,255,255)},
1362 {"light cyan" , PALETTERGB (224,255,255)},
1363 {"LightCyan" , PALETTERGB (224,255,255)},
1364 {"cadet blue" , PALETTERGB ( 95,158,160)},
1365 {"CadetBlue" , PALETTERGB ( 95,158,160)},
1366 {"medium aquamarine" , PALETTERGB (102,205,170)},
1367 {"MediumAquamarine" , PALETTERGB (102,205,170)},
1368 {"aquamarine" , PALETTERGB (127,255,212)},
1369 {"dark green" , PALETTERGB ( 0,100, 0)},
1370 {"DarkGreen" , PALETTERGB ( 0,100, 0)},
1371 {"dark olive green" , PALETTERGB ( 85,107, 47)},
1372 {"DarkOliveGreen" , PALETTERGB ( 85,107, 47)},
1373 {"dark sea green" , PALETTERGB (143,188,143)},
1374 {"DarkSeaGreen" , PALETTERGB (143,188,143)},
1375 {"sea green" , PALETTERGB ( 46,139, 87)},
1376 {"SeaGreen" , PALETTERGB ( 46,139, 87)},
1377 {"medium sea green" , PALETTERGB ( 60,179,113)},
1378 {"MediumSeaGreen" , PALETTERGB ( 60,179,113)},
1379 {"light sea green" , PALETTERGB ( 32,178,170)},
1380 {"LightSeaGreen" , PALETTERGB ( 32,178,170)},
1381 {"pale green" , PALETTERGB (152,251,152)},
1382 {"PaleGreen" , PALETTERGB (152,251,152)},
1383 {"spring green" , PALETTERGB ( 0,255,127)},
1384 {"SpringGreen" , PALETTERGB ( 0,255,127)},
1385 {"lawn green" , PALETTERGB (124,252, 0)},
1386 {"LawnGreen" , PALETTERGB (124,252, 0)},
1387 {"green" , PALETTERGB ( 0,255, 0)},
1388 {"chartreuse" , PALETTERGB (127,255, 0)},
1389 {"medium spring green" , PALETTERGB ( 0,250,154)},
1390 {"MediumSpringGreen" , PALETTERGB ( 0,250,154)},
1391 {"green yellow" , PALETTERGB (173,255, 47)},
1392 {"GreenYellow" , PALETTERGB (173,255, 47)},
1393 {"lime green" , PALETTERGB ( 50,205, 50)},
1394 {"LimeGreen" , PALETTERGB ( 50,205, 50)},
1395 {"yellow green" , PALETTERGB (154,205, 50)},
1396 {"YellowGreen" , PALETTERGB (154,205, 50)},
1397 {"forest green" , PALETTERGB ( 34,139, 34)},
1398 {"ForestGreen" , PALETTERGB ( 34,139, 34)},
1399 {"olive drab" , PALETTERGB (107,142, 35)},
1400 {"OliveDrab" , PALETTERGB (107,142, 35)},
1401 {"dark khaki" , PALETTERGB (189,183,107)},
1402 {"DarkKhaki" , PALETTERGB (189,183,107)},
1403 {"khaki" , PALETTERGB (240,230,140)},
1404 {"pale goldenrod" , PALETTERGB (238,232,170)},
1405 {"PaleGoldenrod" , PALETTERGB (238,232,170)},
1406 {"light goldenrod yellow" , PALETTERGB (250,250,210)},
1407 {"LightGoldenrodYellow" , PALETTERGB (250,250,210)},
1408 {"light yellow" , PALETTERGB (255,255,224)},
1409 {"LightYellow" , PALETTERGB (255,255,224)},
1410 {"yellow" , PALETTERGB (255,255, 0)},
1411 {"gold" , PALETTERGB (255,215, 0)},
1412 {"light goldenrod" , PALETTERGB (238,221,130)},
1413 {"LightGoldenrod" , PALETTERGB (238,221,130)},
1414 {"goldenrod" , PALETTERGB (218,165, 32)},
1415 {"dark goldenrod" , PALETTERGB (184,134, 11)},
1416 {"DarkGoldenrod" , PALETTERGB (184,134, 11)},
1417 {"rosy brown" , PALETTERGB (188,143,143)},
1418 {"RosyBrown" , PALETTERGB (188,143,143)},
1419 {"indian red" , PALETTERGB (205, 92, 92)},
1420 {"IndianRed" , PALETTERGB (205, 92, 92)},
1421 {"saddle brown" , PALETTERGB (139, 69, 19)},
1422 {"SaddleBrown" , PALETTERGB (139, 69, 19)},
1423 {"sienna" , PALETTERGB (160, 82, 45)},
1424 {"peru" , PALETTERGB (205,133, 63)},
1425 {"burlywood" , PALETTERGB (222,184,135)},
1426 {"beige" , PALETTERGB (245,245,220)},
1427 {"wheat" , PALETTERGB (245,222,179)},
1428 {"sandy brown" , PALETTERGB (244,164, 96)},
1429 {"SandyBrown" , PALETTERGB (244,164, 96)},
1430 {"tan" , PALETTERGB (210,180,140)},
1431 {"chocolate" , PALETTERGB (210,105, 30)},
1432 {"firebrick" , PALETTERGB (178,34, 34)},
1433 {"brown" , PALETTERGB (165,42, 42)},
1434 {"dark salmon" , PALETTERGB (233,150,122)},
1435 {"DarkSalmon" , PALETTERGB (233,150,122)},
1436 {"salmon" , PALETTERGB (250,128,114)},
1437 {"light salmon" , PALETTERGB (255,160,122)},
1438 {"LightSalmon" , PALETTERGB (255,160,122)},
1439 {"orange" , PALETTERGB (255,165, 0)},
1440 {"dark orange" , PALETTERGB (255,140, 0)},
1441 {"DarkOrange" , PALETTERGB (255,140, 0)},
1442 {"coral" , PALETTERGB (255,127, 80)},
1443 {"light coral" , PALETTERGB (240,128,128)},
1444 {"LightCoral" , PALETTERGB (240,128,128)},
1445 {"tomato" , PALETTERGB (255, 99, 71)},
1446 {"orange red" , PALETTERGB (255, 69, 0)},
1447 {"OrangeRed" , PALETTERGB (255, 69, 0)},
1448 {"red" , PALETTERGB (255, 0, 0)},
1449 {"hot pink" , PALETTERGB (255,105,180)},
1450 {"HotPink" , PALETTERGB (255,105,180)},
1451 {"deep pink" , PALETTERGB (255, 20,147)},
1452 {"DeepPink" , PALETTERGB (255, 20,147)},
1453 {"pink" , PALETTERGB (255,192,203)},
1454 {"light pink" , PALETTERGB (255,182,193)},
1455 {"LightPink" , PALETTERGB (255,182,193)},
1456 {"pale violet red" , PALETTERGB (219,112,147)},
1457 {"PaleVioletRed" , PALETTERGB (219,112,147)},
1458 {"maroon" , PALETTERGB (176, 48, 96)},
1459 {"medium violet red" , PALETTERGB (199, 21,133)},
1460 {"MediumVioletRed" , PALETTERGB (199, 21,133)},
1461 {"violet red" , PALETTERGB (208, 32,144)},
1462 {"VioletRed" , PALETTERGB (208, 32,144)},
1463 {"magenta" , PALETTERGB (255, 0,255)},
1464 {"violet" , PALETTERGB (238,130,238)},
1465 {"plum" , PALETTERGB (221,160,221)},
1466 {"orchid" , PALETTERGB (218,112,214)},
1467 {"medium orchid" , PALETTERGB (186, 85,211)},
1468 {"MediumOrchid" , PALETTERGB (186, 85,211)},
1469 {"dark orchid" , PALETTERGB (153, 50,204)},
1470 {"DarkOrchid" , PALETTERGB (153, 50,204)},
1471 {"dark violet" , PALETTERGB (148, 0,211)},
1472 {"DarkViolet" , PALETTERGB (148, 0,211)},
1473 {"blue violet" , PALETTERGB (138, 43,226)},
1474 {"BlueViolet" , PALETTERGB (138, 43,226)},
1475 {"purple" , PALETTERGB (160, 32,240)},
1476 {"medium purple" , PALETTERGB (147,112,219)},
1477 {"MediumPurple" , PALETTERGB (147,112,219)},
1478 {"thistle" , PALETTERGB (216,191,216)},
1479 {"gray0" , PALETTERGB ( 0, 0, 0)},
1480 {"grey0" , PALETTERGB ( 0, 0, 0)},
1481 {"dark grey" , PALETTERGB (169,169,169)},
1482 {"DarkGrey" , PALETTERGB (169,169,169)},
1483 {"dark gray" , PALETTERGB (169,169,169)},
1484 {"DarkGray" , PALETTERGB (169,169,169)},
1485 {"dark blue" , PALETTERGB ( 0, 0,139)},
1486 {"DarkBlue" , PALETTERGB ( 0, 0,139)},
1487 {"dark cyan" , PALETTERGB ( 0,139,139)},
1488 {"DarkCyan" , PALETTERGB ( 0,139,139)},
1489 {"dark magenta" , PALETTERGB (139, 0,139)},
1490 {"DarkMagenta" , PALETTERGB (139, 0,139)},
1491 {"dark red" , PALETTERGB (139, 0, 0)},
1492 {"DarkRed" , PALETTERGB (139, 0, 0)},
1493 {"light green" , PALETTERGB (144,238,144)},
1494 {"LightGreen" , PALETTERGB (144,238,144)},
1497 DEFUN ("w32-default-color-map", Fw32_default_color_map
, Sw32_default_color_map
,
1498 0, 0, 0, doc
: /* Return the default color map. */)
1502 colormap_t
*pc
= w32_color_map
;
1509 for (i
= 0; i
< sizeof (w32_color_map
) / sizeof (w32_color_map
[0]);
1511 cmap
= Fcons (Fcons (build_string (pc
->name
),
1512 make_number (pc
->colorref
)),
1521 w32_to_x_color (rgb
)
1530 color
= Frassq (rgb
, Vw32_color_map
);
1535 return (Fcar (color
));
1541 w32_color_map_lookup (colorname
)
1544 Lisp_Object tail
, ret
= Qnil
;
1548 for (tail
= Vw32_color_map
; !NILP (tail
); tail
= Fcdr (tail
))
1550 register Lisp_Object elt
, tem
;
1553 if (!CONSP (elt
)) continue;
1557 if (lstrcmpi (XSTRING (tem
)->data
, colorname
) == 0)
1559 ret
= XUINT (Fcdr (elt
));
1573 x_to_w32_color (colorname
)
1576 register Lisp_Object ret
= Qnil
;
1580 if (colorname
[0] == '#')
1582 /* Could be an old-style RGB Device specification. */
1585 color
= colorname
+ 1;
1587 size
= strlen(color
);
1588 if (size
== 3 || size
== 6 || size
== 9 || size
== 12)
1596 for (i
= 0; i
< 3; i
++)
1600 unsigned long value
;
1602 /* The check for 'x' in the following conditional takes into
1603 account the fact that strtol allows a "0x" in front of
1604 our numbers, and we don't. */
1605 if (!isxdigit(color
[0]) || color
[1] == 'x')
1609 value
= strtoul(color
, &end
, 16);
1611 if (errno
== ERANGE
|| end
- color
!= size
)
1616 value
= value
* 0x10;
1627 colorval
|= (value
<< pos
);
1638 else if (strnicmp(colorname
, "rgb:", 4) == 0)
1646 color
= colorname
+ 4;
1647 for (i
= 0; i
< 3; i
++)
1650 unsigned long value
;
1652 /* The check for 'x' in the following conditional takes into
1653 account the fact that strtol allows a "0x" in front of
1654 our numbers, and we don't. */
1655 if (!isxdigit(color
[0]) || color
[1] == 'x')
1657 value
= strtoul(color
, &end
, 16);
1658 if (errno
== ERANGE
)
1660 switch (end
- color
)
1663 value
= value
* 0x10 + value
;
1676 if (value
== ULONG_MAX
)
1678 colorval
|= (value
<< pos
);
1692 else if (strnicmp(colorname
, "rgbi:", 5) == 0)
1694 /* This is an RGB Intensity specification. */
1701 color
= colorname
+ 5;
1702 for (i
= 0; i
< 3; i
++)
1708 value
= strtod(color
, &end
);
1709 if (errno
== ERANGE
)
1711 if (value
< 0.0 || value
> 1.0)
1713 val
= (UINT
)(0x100 * value
);
1714 /* We used 0x100 instead of 0xFF to give an continuous
1715 range between 0.0 and 1.0 inclusive. The next statement
1716 fixes the 1.0 case. */
1719 colorval
|= (val
<< pos
);
1733 /* I am not going to attempt to handle any of the CIE color schemes
1734 or TekHVC, since I don't know the algorithms for conversion to
1737 /* If we fail to lookup the color name in w32_color_map, then check the
1738 colorname to see if it can be crudely approximated: If the X color
1739 ends in a number (e.g., "darkseagreen2"), strip the number and
1740 return the result of looking up the base color name. */
1741 ret
= w32_color_map_lookup (colorname
);
1744 int len
= strlen (colorname
);
1746 if (isdigit (colorname
[len
- 1]))
1748 char *ptr
, *approx
= alloca (len
+ 1);
1750 strcpy (approx
, colorname
);
1751 ptr
= &approx
[len
- 1];
1752 while (ptr
> approx
&& isdigit (*ptr
))
1755 ret
= w32_color_map_lookup (approx
);
1765 w32_regenerate_palette (FRAME_PTR f
)
1767 struct w32_palette_entry
* list
;
1768 LOGPALETTE
* log_palette
;
1769 HPALETTE new_palette
;
1772 /* don't bother trying to create palette if not supported */
1773 if (! FRAME_W32_DISPLAY_INFO (f
)->has_palette
)
1776 log_palette
= (LOGPALETTE
*)
1777 alloca (sizeof (LOGPALETTE
) +
1778 FRAME_W32_DISPLAY_INFO (f
)->num_colors
* sizeof (PALETTEENTRY
));
1779 log_palette
->palVersion
= 0x300;
1780 log_palette
->palNumEntries
= FRAME_W32_DISPLAY_INFO (f
)->num_colors
;
1782 list
= FRAME_W32_DISPLAY_INFO (f
)->color_list
;
1784 i
< FRAME_W32_DISPLAY_INFO (f
)->num_colors
;
1785 i
++, list
= list
->next
)
1786 log_palette
->palPalEntry
[i
] = list
->entry
;
1788 new_palette
= CreatePalette (log_palette
);
1792 if (FRAME_W32_DISPLAY_INFO (f
)->palette
)
1793 DeleteObject (FRAME_W32_DISPLAY_INFO (f
)->palette
);
1794 FRAME_W32_DISPLAY_INFO (f
)->palette
= new_palette
;
1796 /* Realize display palette and garbage all frames. */
1797 release_frame_dc (f
, get_frame_dc (f
));
1802 #define W32_COLOR(pe) RGB (pe.peRed, pe.peGreen, pe.peBlue)
1803 #define SET_W32_COLOR(pe, color) \
1806 pe.peRed = GetRValue (color); \
1807 pe.peGreen = GetGValue (color); \
1808 pe.peBlue = GetBValue (color); \
1813 /* Keep these around in case we ever want to track color usage. */
1815 w32_map_color (FRAME_PTR f
, COLORREF color
)
1817 struct w32_palette_entry
* list
= FRAME_W32_DISPLAY_INFO (f
)->color_list
;
1819 if (NILP (Vw32_enable_palette
))
1822 /* check if color is already mapped */
1825 if (W32_COLOR (list
->entry
) == color
)
1833 /* not already mapped, so add to list and recreate Windows palette */
1834 list
= (struct w32_palette_entry
*)
1835 xmalloc (sizeof (struct w32_palette_entry
));
1836 SET_W32_COLOR (list
->entry
, color
);
1838 list
->next
= FRAME_W32_DISPLAY_INFO (f
)->color_list
;
1839 FRAME_W32_DISPLAY_INFO (f
)->color_list
= list
;
1840 FRAME_W32_DISPLAY_INFO (f
)->num_colors
++;
1842 /* set flag that palette must be regenerated */
1843 FRAME_W32_DISPLAY_INFO (f
)->regen_palette
= TRUE
;
1847 w32_unmap_color (FRAME_PTR f
, COLORREF color
)
1849 struct w32_palette_entry
* list
= FRAME_W32_DISPLAY_INFO (f
)->color_list
;
1850 struct w32_palette_entry
**prev
= &FRAME_W32_DISPLAY_INFO (f
)->color_list
;
1852 if (NILP (Vw32_enable_palette
))
1855 /* check if color is already mapped */
1858 if (W32_COLOR (list
->entry
) == color
)
1860 if (--list
->refcount
== 0)
1864 FRAME_W32_DISPLAY_INFO (f
)->num_colors
--;
1874 /* set flag that palette must be regenerated */
1875 FRAME_W32_DISPLAY_INFO (f
)->regen_palette
= TRUE
;
1880 /* Gamma-correct COLOR on frame F. */
1883 gamma_correct (f
, color
)
1889 *color
= PALETTERGB (
1890 pow (GetRValue (*color
) / 255.0, f
->gamma
) * 255.0 + 0.5,
1891 pow (GetGValue (*color
) / 255.0, f
->gamma
) * 255.0 + 0.5,
1892 pow (GetBValue (*color
) / 255.0, f
->gamma
) * 255.0 + 0.5);
1897 /* Decide if color named COLOR is valid for the display associated with
1898 the selected frame; if so, return the rgb values in COLOR_DEF.
1899 If ALLOC is nonzero, allocate a new colormap cell. */
1902 w32_defined_color (f
, color
, color_def
, alloc
)
1908 register Lisp_Object tem
;
1909 COLORREF w32_color_ref
;
1911 tem
= x_to_w32_color (color
);
1917 /* Apply gamma correction. */
1918 w32_color_ref
= XUINT (tem
);
1919 gamma_correct (f
, &w32_color_ref
);
1920 XSETINT (tem
, w32_color_ref
);
1923 /* Map this color to the palette if it is enabled. */
1924 if (!NILP (Vw32_enable_palette
))
1926 struct w32_palette_entry
* entry
=
1927 one_w32_display_info
.color_list
;
1928 struct w32_palette_entry
** prev
=
1929 &one_w32_display_info
.color_list
;
1931 /* check if color is already mapped */
1934 if (W32_COLOR (entry
->entry
) == XUINT (tem
))
1936 prev
= &entry
->next
;
1937 entry
= entry
->next
;
1940 if (entry
== NULL
&& alloc
)
1942 /* not already mapped, so add to list */
1943 entry
= (struct w32_palette_entry
*)
1944 xmalloc (sizeof (struct w32_palette_entry
));
1945 SET_W32_COLOR (entry
->entry
, XUINT (tem
));
1948 one_w32_display_info
.num_colors
++;
1950 /* set flag that palette must be regenerated */
1951 one_w32_display_info
.regen_palette
= TRUE
;
1954 /* Ensure COLORREF value is snapped to nearest color in (default)
1955 palette by simulating the PALETTERGB macro. This works whether
1956 or not the display device has a palette. */
1957 w32_color_ref
= XUINT (tem
) | 0x2000000;
1959 color_def
->pixel
= w32_color_ref
;
1960 color_def
->red
= GetRValue (w32_color_ref
);
1961 color_def
->green
= GetGValue (w32_color_ref
);
1962 color_def
->blue
= GetBValue (w32_color_ref
);
1972 /* Given a string ARG naming a color, compute a pixel value from it
1973 suitable for screen F.
1974 If F is not a color screen, return DEF (default) regardless of what
1978 x_decode_color (f
, arg
, def
)
1987 if (strcmp (XSTRING (arg
)->data
, "black") == 0)
1988 return BLACK_PIX_DEFAULT (f
);
1989 else if (strcmp (XSTRING (arg
)->data
, "white") == 0)
1990 return WHITE_PIX_DEFAULT (f
);
1992 if ((FRAME_W32_DISPLAY_INFO (f
)->n_planes
* FRAME_W32_DISPLAY_INFO (f
)->n_cbits
) == 1)
1995 /* w32_defined_color is responsible for coping with failures
1996 by looking for a near-miss. */
1997 if (w32_defined_color (f
, XSTRING (arg
)->data
, &cdef
, 1))
2000 /* defined_color failed; return an ultimate default. */
2004 /* Change the `line-spacing' frame parameter of frame F. OLD_VALUE is
2005 the previous value of that parameter, NEW_VALUE is the new value. */
2008 x_set_line_spacing (f
, new_value
, old_value
)
2010 Lisp_Object new_value
, old_value
;
2012 if (NILP (new_value
))
2013 f
->extra_line_spacing
= 0;
2014 else if (NATNUMP (new_value
))
2015 f
->extra_line_spacing
= XFASTINT (new_value
);
2017 Fsignal (Qerror
, Fcons (build_string ("Invalid line-spacing"),
2018 Fcons (new_value
, Qnil
)));
2019 if (FRAME_VISIBLE_P (f
))
2024 /* Change the `fullscreen' frame parameter of frame F. OLD_VALUE is
2025 the previous value of that parameter, NEW_VALUE is the new value. */
2028 x_set_fullscreen (f
, new_value
, old_value
)
2030 Lisp_Object new_value
, old_value
;
2032 if (NILP (new_value
))
2033 f
->output_data
.w32
->want_fullscreen
= FULLSCREEN_NONE
;
2034 else if (EQ (new_value
, Qfullboth
))
2035 f
->output_data
.w32
->want_fullscreen
= FULLSCREEN_BOTH
;
2036 else if (EQ (new_value
, Qfullwidth
))
2037 f
->output_data
.w32
->want_fullscreen
= FULLSCREEN_WIDTH
;
2038 else if (EQ (new_value
, Qfullheight
))
2039 f
->output_data
.w32
->want_fullscreen
= FULLSCREEN_HEIGHT
;
2043 /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is
2044 the previous value of that parameter, NEW_VALUE is the new value. */
2047 x_set_screen_gamma (f
, new_value
, old_value
)
2049 Lisp_Object new_value
, old_value
;
2051 if (NILP (new_value
))
2053 else if (NUMBERP (new_value
) && XFLOATINT (new_value
) > 0)
2054 /* The value 0.4545 is the normal viewing gamma. */
2055 f
->gamma
= 1.0 / (0.4545 * XFLOATINT (new_value
));
2057 Fsignal (Qerror
, Fcons (build_string ("Invalid screen-gamma"),
2058 Fcons (new_value
, Qnil
)));
2060 clear_face_cache (0);
2064 /* Functions called only from `x_set_frame_param'
2065 to set individual parameters.
2067 If FRAME_W32_WINDOW (f) is 0,
2068 the frame is being created and its window does not exist yet.
2069 In that case, just record the parameter's new value
2070 in the standard place; do not attempt to change the window. */
2073 x_set_foreground_color (f
, arg
, oldval
)
2075 Lisp_Object arg
, oldval
;
2077 struct w32_output
*x
= f
->output_data
.w32
;
2078 PIX_TYPE fg
, old_fg
;
2080 fg
= x_decode_color (f
, arg
, BLACK_PIX_DEFAULT (f
));
2081 old_fg
= FRAME_FOREGROUND_PIXEL (f
);
2082 FRAME_FOREGROUND_PIXEL (f
) = fg
;
2084 if (FRAME_W32_WINDOW (f
) != 0)
2086 if (x
->cursor_pixel
== old_fg
)
2087 x
->cursor_pixel
= fg
;
2089 update_face_from_frame_parameter (f
, Qforeground_color
, arg
);
2090 if (FRAME_VISIBLE_P (f
))
2096 x_set_background_color (f
, arg
, oldval
)
2098 Lisp_Object arg
, oldval
;
2100 FRAME_BACKGROUND_PIXEL (f
)
2101 = x_decode_color (f
, arg
, WHITE_PIX_DEFAULT (f
));
2103 if (FRAME_W32_WINDOW (f
) != 0)
2105 SetWindowLong (FRAME_W32_WINDOW (f
), WND_BACKGROUND_INDEX
,
2106 FRAME_BACKGROUND_PIXEL (f
));
2108 update_face_from_frame_parameter (f
, Qbackground_color
, arg
);
2110 if (FRAME_VISIBLE_P (f
))
2116 x_set_mouse_color (f
, arg
, oldval
)
2118 Lisp_Object arg
, oldval
;
2120 Cursor cursor
, nontext_cursor
, mode_cursor
, cross_cursor
;
2124 if (!EQ (Qnil
, arg
))
2125 f
->output_data
.w32
->mouse_pixel
2126 = x_decode_color (f
, arg
, BLACK_PIX_DEFAULT (f
));
2127 mask_color
= FRAME_BACKGROUND_PIXEL (f
);
2129 /* Don't let pointers be invisible. */
2130 if (mask_color
== f
->output_data
.w32
->mouse_pixel
2131 && mask_color
== FRAME_BACKGROUND_PIXEL (f
))
2132 f
->output_data
.w32
->mouse_pixel
= FRAME_FOREGROUND_PIXEL (f
);
2134 #if 0 /* TODO : cursor changes */
2137 /* It's not okay to crash if the user selects a screwy cursor. */
2138 count
= x_catch_errors (FRAME_W32_DISPLAY (f
));
2140 if (!EQ (Qnil
, Vx_pointer_shape
))
2142 CHECK_NUMBER (Vx_pointer_shape
);
2143 cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
), XINT (Vx_pointer_shape
));
2146 cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
), XC_xterm
);
2147 x_check_errors (FRAME_W32_DISPLAY (f
), "bad text pointer cursor: %s");
2149 if (!EQ (Qnil
, Vx_nontext_pointer_shape
))
2151 CHECK_NUMBER (Vx_nontext_pointer_shape
);
2152 nontext_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
),
2153 XINT (Vx_nontext_pointer_shape
));
2156 nontext_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
), XC_left_ptr
);
2157 x_check_errors (FRAME_W32_DISPLAY (f
), "bad nontext pointer cursor: %s");
2159 if (!EQ (Qnil
, Vx_hourglass_pointer_shape
))
2161 CHECK_NUMBER (Vx_hourglass_pointer_shape
);
2162 hourglass_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
),
2163 XINT (Vx_hourglass_pointer_shape
));
2166 hourglass_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
), XC_watch
);
2167 x_check_errors (FRAME_W32_DISPLAY (f
), "bad busy pointer cursor: %s");
2169 x_check_errors (FRAME_W32_DISPLAY (f
), "bad nontext pointer cursor: %s");
2170 if (!EQ (Qnil
, Vx_mode_pointer_shape
))
2172 CHECK_NUMBER (Vx_mode_pointer_shape
);
2173 mode_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
),
2174 XINT (Vx_mode_pointer_shape
));
2177 mode_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
), XC_xterm
);
2178 x_check_errors (FRAME_W32_DISPLAY (f
), "bad modeline pointer cursor: %s");
2180 if (!EQ (Qnil
, Vx_sensitive_text_pointer_shape
))
2182 CHECK_NUMBER (Vx_sensitive_text_pointer_shape
);
2184 = XCreateFontCursor (FRAME_W32_DISPLAY (f
),
2185 XINT (Vx_sensitive_text_pointer_shape
));
2188 cross_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
), XC_crosshair
);
2190 if (!NILP (Vx_window_horizontal_drag_shape
))
2192 CHECK_NUMBER (Vx_window_horizontal_drag_shape
);
2193 horizontal_drag_cursor
2194 = XCreateFontCursor (FRAME_X_DISPLAY (f
),
2195 XINT (Vx_window_horizontal_drag_shape
));
2198 horizontal_drag_cursor
2199 = XCreateFontCursor (FRAME_X_DISPLAY (f
), XC_sb_h_double_arrow
);
2201 /* Check and report errors with the above calls. */
2202 x_check_errors (FRAME_W32_DISPLAY (f
), "can't set cursor shape: %s");
2203 x_uncatch_errors (FRAME_W32_DISPLAY (f
), count
);
2206 XColor fore_color
, back_color
;
2208 fore_color
.pixel
= f
->output_data
.w32
->mouse_pixel
;
2209 back_color
.pixel
= mask_color
;
2210 XQueryColor (FRAME_W32_DISPLAY (f
),
2211 DefaultColormap (FRAME_W32_DISPLAY (f
),
2212 DefaultScreen (FRAME_W32_DISPLAY (f
))),
2214 XQueryColor (FRAME_W32_DISPLAY (f
),
2215 DefaultColormap (FRAME_W32_DISPLAY (f
),
2216 DefaultScreen (FRAME_W32_DISPLAY (f
))),
2218 XRecolorCursor (FRAME_W32_DISPLAY (f
), cursor
,
2219 &fore_color
, &back_color
);
2220 XRecolorCursor (FRAME_W32_DISPLAY (f
), nontext_cursor
,
2221 &fore_color
, &back_color
);
2222 XRecolorCursor (FRAME_W32_DISPLAY (f
), mode_cursor
,
2223 &fore_color
, &back_color
);
2224 XRecolorCursor (FRAME_W32_DISPLAY (f
), cross_cursor
,
2225 &fore_color
, &back_color
);
2226 XRecolorCursor (FRAME_W32_DISPLAY (f
), hourglass_cursor
,
2227 &fore_color
, &back_color
);
2230 if (FRAME_W32_WINDOW (f
) != 0)
2231 XDefineCursor (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
), cursor
);
2233 if (cursor
!= f
->output_data
.w32
->text_cursor
&& f
->output_data
.w32
->text_cursor
!= 0)
2234 XFreeCursor (FRAME_W32_DISPLAY (f
), f
->output_data
.w32
->text_cursor
);
2235 f
->output_data
.w32
->text_cursor
= cursor
;
2237 if (nontext_cursor
!= f
->output_data
.w32
->nontext_cursor
2238 && f
->output_data
.w32
->nontext_cursor
!= 0)
2239 XFreeCursor (FRAME_W32_DISPLAY (f
), f
->output_data
.w32
->nontext_cursor
);
2240 f
->output_data
.w32
->nontext_cursor
= nontext_cursor
;
2242 if (hourglass_cursor
!= f
->output_data
.w32
->hourglass_cursor
2243 && f
->output_data
.w32
->hourglass_cursor
!= 0)
2244 XFreeCursor (FRAME_W32_DISPLAY (f
), f
->output_data
.w32
->hourglass_cursor
);
2245 f
->output_data
.w32
->hourglass_cursor
= hourglass_cursor
;
2247 if (mode_cursor
!= f
->output_data
.w32
->modeline_cursor
2248 && f
->output_data
.w32
->modeline_cursor
!= 0)
2249 XFreeCursor (FRAME_W32_DISPLAY (f
), f
->output_data
.w32
->modeline_cursor
);
2250 f
->output_data
.w32
->modeline_cursor
= mode_cursor
;
2252 if (cross_cursor
!= f
->output_data
.w32
->cross_cursor
2253 && f
->output_data
.w32
->cross_cursor
!= 0)
2254 XFreeCursor (FRAME_W32_DISPLAY (f
), f
->output_data
.w32
->cross_cursor
);
2255 f
->output_data
.w32
->cross_cursor
= cross_cursor
;
2257 XFlush (FRAME_W32_DISPLAY (f
));
2260 update_face_from_frame_parameter (f
, Qmouse_color
, arg
);
2264 /* Defined in w32term.c. */
2265 void x_update_cursor (struct frame
*f
, int on_p
);
2268 x_set_cursor_color (f
, arg
, oldval
)
2270 Lisp_Object arg
, oldval
;
2272 unsigned long fore_pixel
, pixel
;
2274 if (!NILP (Vx_cursor_fore_pixel
))
2275 fore_pixel
= x_decode_color (f
, Vx_cursor_fore_pixel
,
2276 WHITE_PIX_DEFAULT (f
));
2278 fore_pixel
= FRAME_BACKGROUND_PIXEL (f
);
2280 pixel
= x_decode_color (f
, arg
, BLACK_PIX_DEFAULT (f
));
2282 /* Make sure that the cursor color differs from the background color. */
2283 if (pixel
== FRAME_BACKGROUND_PIXEL (f
))
2285 pixel
= f
->output_data
.w32
->mouse_pixel
;
2286 if (pixel
== fore_pixel
)
2287 fore_pixel
= FRAME_BACKGROUND_PIXEL (f
);
2290 FRAME_FOREGROUND_PIXEL (f
) = fore_pixel
;
2291 f
->output_data
.w32
->cursor_pixel
= pixel
;
2293 if (FRAME_W32_WINDOW (f
) != 0)
2295 if (FRAME_VISIBLE_P (f
))
2297 x_update_cursor (f
, 0);
2298 x_update_cursor (f
, 1);
2302 update_face_from_frame_parameter (f
, Qcursor_color
, arg
);
2305 /* Set the border-color of frame F to pixel value PIX.
2306 Note that this does not fully take effect if done before
2309 x_set_border_pixel (f
, pix
)
2313 f
->output_data
.w32
->border_pixel
= pix
;
2315 if (FRAME_W32_WINDOW (f
) != 0 && f
->output_data
.w32
->border_width
> 0)
2317 if (FRAME_VISIBLE_P (f
))
2322 /* Set the border-color of frame F to value described by ARG.
2323 ARG can be a string naming a color.
2324 The border-color is used for the border that is drawn by the server.
2325 Note that this does not fully take effect if done before
2326 F has a window; it must be redone when the window is created. */
2329 x_set_border_color (f
, arg
, oldval
)
2331 Lisp_Object arg
, oldval
;
2336 pix
= x_decode_color (f
, arg
, BLACK_PIX_DEFAULT (f
));
2337 x_set_border_pixel (f
, pix
);
2338 update_face_from_frame_parameter (f
, Qborder_color
, arg
);
2341 /* Value is the internal representation of the specified cursor type
2342 ARG. If type is BAR_CURSOR, return in *WIDTH the specified width
2343 of the bar cursor. */
2345 enum text_cursor_kinds
2346 x_specified_cursor_type (arg
, width
)
2350 enum text_cursor_kinds type
;
2357 else if (CONSP (arg
)
2358 && EQ (XCAR (arg
), Qbar
)
2359 && INTEGERP (XCDR (arg
))
2360 && XINT (XCDR (arg
)) >= 0)
2363 *width
= XINT (XCDR (arg
));
2365 else if (NILP (arg
))
2368 /* Treat anything unknown as "box cursor".
2369 It was bad to signal an error; people have trouble fixing
2370 .Xdefaults with Emacs, when it has something bad in it. */
2371 type
= FILLED_BOX_CURSOR
;
2377 x_set_cursor_type (f
, arg
, oldval
)
2379 Lisp_Object arg
, oldval
;
2383 FRAME_DESIRED_CURSOR (f
) = x_specified_cursor_type (arg
, &width
);
2384 f
->output_data
.w32
->cursor_width
= width
;
2386 /* Make sure the cursor gets redrawn. This is overkill, but how
2387 often do people change cursor types? */
2388 update_mode_lines
++;
2392 x_set_icon_type (f
, arg
, oldval
)
2394 Lisp_Object arg
, oldval
;
2398 if (NILP (arg
) && NILP (oldval
))
2401 if (STRINGP (arg
) && STRINGP (oldval
)
2402 && EQ (Fstring_equal (oldval
, arg
), Qt
))
2405 if (SYMBOLP (arg
) && SYMBOLP (oldval
) && EQ (arg
, oldval
))
2410 result
= x_bitmap_icon (f
, arg
);
2414 error ("No icon window available");
2420 /* Return non-nil if frame F wants a bitmap icon. */
2428 tem
= assq_no_quit (Qicon_type
, f
->param_alist
);
2436 x_set_icon_name (f
, arg
, oldval
)
2438 Lisp_Object arg
, oldval
;
2442 if (STRINGP (oldval
) && EQ (Fstring_equal (oldval
, arg
), Qt
))
2445 else if (!STRINGP (oldval
) && EQ (oldval
, Qnil
) == EQ (arg
, Qnil
))
2451 if (f
->output_data
.w32
->icon_bitmap
!= 0)
2456 result
= x_text_icon (f
,
2457 (char *) XSTRING ((!NILP (f
->icon_name
)
2466 error ("No icon window available");
2469 /* If the window was unmapped (and its icon was mapped),
2470 the new icon is not mapped, so map the window in its stead. */
2471 if (FRAME_VISIBLE_P (f
))
2473 #ifdef USE_X_TOOLKIT
2474 XtPopup (f
->output_data
.w32
->widget
, XtGrabNone
);
2476 XMapWindow (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
));
2479 XFlush (FRAME_W32_DISPLAY (f
));
2484 extern Lisp_Object
x_new_font ();
2485 extern Lisp_Object
x_new_fontset();
2488 x_set_font (f
, arg
, oldval
)
2490 Lisp_Object arg
, oldval
;
2493 Lisp_Object fontset_name
;
2495 int old_fontset
= FRAME_FONTSET(f
);
2499 fontset_name
= Fquery_fontset (arg
, Qnil
);
2502 result
= (STRINGP (fontset_name
)
2503 ? x_new_fontset (f
, XSTRING (fontset_name
)->data
)
2504 : x_new_font (f
, XSTRING (arg
)->data
));
2507 if (EQ (result
, Qnil
))
2508 error ("Font `%s' is not defined", XSTRING (arg
)->data
);
2509 else if (EQ (result
, Qt
))
2510 error ("The characters of the given font have varying widths");
2511 else if (STRINGP (result
))
2513 if (STRINGP (fontset_name
))
2515 /* Fontset names are built from ASCII font names, so the
2516 names may be equal despite there was a change. */
2517 if (old_fontset
== FRAME_FONTSET (f
))
2520 else if (!NILP (Fequal (result
, oldval
)))
2523 store_frame_param (f
, Qfont
, result
);
2524 recompute_basic_faces (f
);
2529 do_pending_window_change (0);
2531 /* Don't call `face-set-after-frame-default' when faces haven't been
2532 initialized yet. This is the case when called from
2533 Fx_create_frame. In that case, the X widget or window doesn't
2534 exist either, and we can end up in x_report_frame_params with a
2535 null widget which gives a segfault. */
2536 if (FRAME_FACE_CACHE (f
))
2538 XSETFRAME (frame
, f
);
2539 call1 (Qface_set_after_frame_default
, frame
);
2544 x_set_fringe_width (f
, new_value
, old_value
)
2546 Lisp_Object new_value
, old_value
;
2548 x_compute_fringe_widths (f
, 1);
2552 x_set_border_width (f
, arg
, oldval
)
2554 Lisp_Object arg
, oldval
;
2558 if (XINT (arg
) == f
->output_data
.w32
->border_width
)
2561 if (FRAME_W32_WINDOW (f
) != 0)
2562 error ("Cannot change the border width of a window");
2564 f
->output_data
.w32
->border_width
= XINT (arg
);
2568 x_set_internal_border_width (f
, arg
, oldval
)
2570 Lisp_Object arg
, oldval
;
2572 int old
= f
->output_data
.w32
->internal_border_width
;
2575 f
->output_data
.w32
->internal_border_width
= XINT (arg
);
2576 if (f
->output_data
.w32
->internal_border_width
< 0)
2577 f
->output_data
.w32
->internal_border_width
= 0;
2579 if (f
->output_data
.w32
->internal_border_width
== old
)
2582 if (FRAME_W32_WINDOW (f
) != 0)
2584 x_set_window_size (f
, 0, f
->width
, f
->height
);
2585 SET_FRAME_GARBAGED (f
);
2586 do_pending_window_change (0);
2589 SET_FRAME_GARBAGED (f
);
2593 x_set_visibility (f
, value
, oldval
)
2595 Lisp_Object value
, oldval
;
2598 XSETFRAME (frame
, f
);
2601 Fmake_frame_invisible (frame
, Qt
);
2602 else if (EQ (value
, Qicon
))
2603 Ficonify_frame (frame
);
2605 Fmake_frame_visible (frame
);
2609 /* Change window heights in windows rooted in WINDOW by N lines. */
2612 x_change_window_heights (window
, n
)
2616 struct window
*w
= XWINDOW (window
);
2618 XSETFASTINT (w
->top
, XFASTINT (w
->top
) + n
);
2619 XSETFASTINT (w
->height
, XFASTINT (w
->height
) - n
);
2621 if (INTEGERP (w
->orig_top
))
2622 XSETFASTINT (w
->orig_top
, XFASTINT (w
->orig_top
) + n
);
2623 if (INTEGERP (w
->orig_height
))
2624 XSETFASTINT (w
->orig_height
, XFASTINT (w
->orig_height
) - n
);
2626 /* Handle just the top child in a vertical split. */
2627 if (!NILP (w
->vchild
))
2628 x_change_window_heights (w
->vchild
, n
);
2630 /* Adjust all children in a horizontal split. */
2631 for (window
= w
->hchild
; !NILP (window
); window
= w
->next
)
2633 w
= XWINDOW (window
);
2634 x_change_window_heights (window
, n
);
2639 x_set_menu_bar_lines (f
, value
, oldval
)
2641 Lisp_Object value
, oldval
;
2644 int olines
= FRAME_MENU_BAR_LINES (f
);
2646 /* Right now, menu bars don't work properly in minibuf-only frames;
2647 most of the commands try to apply themselves to the minibuffer
2648 frame itself, and get an error because you can't switch buffers
2649 in or split the minibuffer window. */
2650 if (FRAME_MINIBUF_ONLY_P (f
))
2653 if (INTEGERP (value
))
2654 nlines
= XINT (value
);
2658 FRAME_MENU_BAR_LINES (f
) = 0;
2660 FRAME_EXTERNAL_MENU_BAR (f
) = 1;
2663 if (FRAME_EXTERNAL_MENU_BAR (f
) == 1)
2664 free_frame_menubar (f
);
2665 FRAME_EXTERNAL_MENU_BAR (f
) = 0;
2667 /* Adjust the frame size so that the client (text) dimensions
2668 remain the same. This depends on FRAME_EXTERNAL_MENU_BAR being
2670 x_set_window_size (f
, 0, FRAME_WIDTH (f
), FRAME_HEIGHT (f
));
2671 do_pending_window_change (0);
2677 /* Set the number of lines used for the tool bar of frame F to VALUE.
2678 VALUE not an integer, or < 0 means set the lines to zero. OLDVAL
2679 is the old number of tool bar lines. This function changes the
2680 height of all windows on frame F to match the new tool bar height.
2681 The frame's height doesn't change. */
2684 x_set_tool_bar_lines (f
, value
, oldval
)
2686 Lisp_Object value
, oldval
;
2688 int delta
, nlines
, root_height
;
2689 Lisp_Object root_window
;
2691 /* Treat tool bars like menu bars. */
2692 if (FRAME_MINIBUF_ONLY_P (f
))
2695 /* Use VALUE only if an integer >= 0. */
2696 if (INTEGERP (value
) && XINT (value
) >= 0)
2697 nlines
= XFASTINT (value
);
2701 /* Make sure we redisplay all windows in this frame. */
2702 ++windows_or_buffers_changed
;
2704 delta
= nlines
- FRAME_TOOL_BAR_LINES (f
);
2706 /* Don't resize the tool-bar to more than we have room for. */
2707 root_window
= FRAME_ROOT_WINDOW (f
);
2708 root_height
= XINT (XWINDOW (root_window
)->height
);
2709 if (root_height
- delta
< 1)
2711 delta
= root_height
- 1;
2712 nlines
= FRAME_TOOL_BAR_LINES (f
) + delta
;
2715 FRAME_TOOL_BAR_LINES (f
) = nlines
;
2716 x_change_window_heights (root_window
, delta
);
2719 /* We also have to make sure that the internal border at the top of
2720 the frame, below the menu bar or tool bar, is redrawn when the
2721 tool bar disappears. This is so because the internal border is
2722 below the tool bar if one is displayed, but is below the menu bar
2723 if there isn't a tool bar. The tool bar draws into the area
2724 below the menu bar. */
2725 if (FRAME_W32_WINDOW (f
) && FRAME_TOOL_BAR_LINES (f
) == 0)
2729 clear_current_matrices (f
);
2730 updating_frame
= NULL
;
2733 /* If the tool bar gets smaller, the internal border below it
2734 has to be cleared. It was formerly part of the display
2735 of the larger tool bar, and updating windows won't clear it. */
2738 int height
= FRAME_INTERNAL_BORDER_WIDTH (f
);
2739 int width
= PIXEL_WIDTH (f
);
2740 int y
= nlines
* CANON_Y_UNIT (f
);
2744 HDC hdc
= get_frame_dc (f
);
2745 w32_clear_area (f
, hdc
, 0, y
, width
, height
);
2746 release_frame_dc (f
, hdc
);
2750 if (WINDOWP (f
->tool_bar_window
))
2751 clear_glyph_matrix (XWINDOW (f
->tool_bar_window
)->current_matrix
);
2756 /* Change the name of frame F to NAME. If NAME is nil, set F's name to
2759 If EXPLICIT is non-zero, that indicates that lisp code is setting the
2760 name; if NAME is a string, set F's name to NAME and set
2761 F->explicit_name; if NAME is Qnil, then clear F->explicit_name.
2763 If EXPLICIT is zero, that indicates that Emacs redisplay code is
2764 suggesting a new name, which lisp code should override; if
2765 F->explicit_name is set, ignore the new name; otherwise, set it. */
2768 x_set_name (f
, name
, explicit)
2773 /* Make sure that requests from lisp code override requests from
2774 Emacs redisplay code. */
2777 /* If we're switching from explicit to implicit, we had better
2778 update the mode lines and thereby update the title. */
2779 if (f
->explicit_name
&& NILP (name
))
2780 update_mode_lines
= 1;
2782 f
->explicit_name
= ! NILP (name
);
2784 else if (f
->explicit_name
)
2787 /* If NAME is nil, set the name to the w32_id_name. */
2790 /* Check for no change needed in this very common case
2791 before we do any consing. */
2792 if (!strcmp (FRAME_W32_DISPLAY_INFO (f
)->w32_id_name
,
2793 XSTRING (f
->name
)->data
))
2795 name
= build_string (FRAME_W32_DISPLAY_INFO (f
)->w32_id_name
);
2798 CHECK_STRING (name
);
2800 /* Don't change the name if it's already NAME. */
2801 if (! NILP (Fstring_equal (name
, f
->name
)))
2806 /* For setting the frame title, the title parameter should override
2807 the name parameter. */
2808 if (! NILP (f
->title
))
2811 if (FRAME_W32_WINDOW (f
))
2813 if (STRING_MULTIBYTE (name
))
2814 name
= ENCODE_SYSTEM (name
);
2817 SetWindowText(FRAME_W32_WINDOW (f
), XSTRING (name
)->data
);
2822 /* This function should be called when the user's lisp code has
2823 specified a name for the frame; the name will override any set by the
2826 x_explicitly_set_name (f
, arg
, oldval
)
2828 Lisp_Object arg
, oldval
;
2830 x_set_name (f
, arg
, 1);
2833 /* This function should be called by Emacs redisplay code to set the
2834 name; names set this way will never override names set by the user's
2837 x_implicitly_set_name (f
, arg
, oldval
)
2839 Lisp_Object arg
, oldval
;
2841 x_set_name (f
, arg
, 0);
2844 /* Change the title of frame F to NAME.
2845 If NAME is nil, use the frame name as the title.
2847 If EXPLICIT is non-zero, that indicates that lisp code is setting the
2848 name; if NAME is a string, set F's name to NAME and set
2849 F->explicit_name; if NAME is Qnil, then clear F->explicit_name.
2851 If EXPLICIT is zero, that indicates that Emacs redisplay code is
2852 suggesting a new name, which lisp code should override; if
2853 F->explicit_name is set, ignore the new name; otherwise, set it. */
2856 x_set_title (f
, name
, old_name
)
2858 Lisp_Object name
, old_name
;
2860 /* Don't change the title if it's already NAME. */
2861 if (EQ (name
, f
->title
))
2864 update_mode_lines
= 1;
2871 if (FRAME_W32_WINDOW (f
))
2873 if (STRING_MULTIBYTE (name
))
2874 name
= ENCODE_SYSTEM (name
);
2877 SetWindowText(FRAME_W32_WINDOW (f
), XSTRING (name
)->data
);
2883 x_set_autoraise (f
, arg
, oldval
)
2885 Lisp_Object arg
, oldval
;
2887 f
->auto_raise
= !EQ (Qnil
, arg
);
2891 x_set_autolower (f
, arg
, oldval
)
2893 Lisp_Object arg
, oldval
;
2895 f
->auto_lower
= !EQ (Qnil
, arg
);
2899 x_set_unsplittable (f
, arg
, oldval
)
2901 Lisp_Object arg
, oldval
;
2903 f
->no_split
= !NILP (arg
);
2907 x_set_vertical_scroll_bars (f
, arg
, oldval
)
2909 Lisp_Object arg
, oldval
;
2911 if ((EQ (arg
, Qleft
) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f
))
2912 || (EQ (arg
, Qright
) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f
))
2913 || (NILP (arg
) && FRAME_HAS_VERTICAL_SCROLL_BARS (f
))
2914 || (!NILP (arg
) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f
)))
2916 FRAME_VERTICAL_SCROLL_BAR_TYPE (f
) = NILP (arg
) ?
2917 vertical_scroll_bar_none
:
2918 /* Put scroll bars on the right by default, as is conventional
2921 ? vertical_scroll_bar_left
2922 : vertical_scroll_bar_right
;
2924 /* We set this parameter before creating the window for the
2925 frame, so we can get the geometry right from the start.
2926 However, if the window hasn't been created yet, we shouldn't
2927 call x_set_window_size. */
2928 if (FRAME_W32_WINDOW (f
))
2929 x_set_window_size (f
, 0, FRAME_WIDTH (f
), FRAME_HEIGHT (f
));
2930 do_pending_window_change (0);
2935 x_set_scroll_bar_width (f
, arg
, oldval
)
2937 Lisp_Object arg
, oldval
;
2939 int wid
= FONT_WIDTH (f
->output_data
.w32
->font
);
2943 FRAME_SCROLL_BAR_PIXEL_WIDTH (f
) = GetSystemMetrics (SM_CXVSCROLL
);
2944 FRAME_SCROLL_BAR_COLS (f
) = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f
) +
2946 if (FRAME_W32_WINDOW (f
))
2947 x_set_window_size (f
, 0, FRAME_WIDTH (f
), FRAME_HEIGHT (f
));
2948 do_pending_window_change (0);
2950 else if (INTEGERP (arg
) && XINT (arg
) > 0
2951 && XFASTINT (arg
) != FRAME_SCROLL_BAR_PIXEL_WIDTH (f
))
2953 FRAME_SCROLL_BAR_PIXEL_WIDTH (f
) = XFASTINT (arg
);
2954 FRAME_SCROLL_BAR_COLS (f
) = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f
)
2956 if (FRAME_W32_WINDOW (f
))
2957 x_set_window_size (f
, 0, FRAME_WIDTH (f
), FRAME_HEIGHT (f
));
2958 do_pending_window_change (0);
2960 change_frame_size (f
, 0, FRAME_WIDTH (f
), 0, 0, 0);
2961 XWINDOW (FRAME_SELECTED_WINDOW (f
))->cursor
.hpos
= 0;
2962 XWINDOW (FRAME_SELECTED_WINDOW (f
))->cursor
.x
= 0;
2965 /* Subroutines of creating an frame. */
2967 /* Make sure that Vx_resource_name is set to a reasonable value.
2968 Fix it up, or set it to `emacs' if it is too hopeless. */
2971 validate_x_resource_name ()
2974 /* Number of valid characters in the resource name. */
2976 /* Number of invalid characters in the resource name. */
2981 if (STRINGP (Vx_resource_name
))
2983 unsigned char *p
= XSTRING (Vx_resource_name
)->data
;
2986 len
= STRING_BYTES (XSTRING (Vx_resource_name
));
2988 /* Only letters, digits, - and _ are valid in resource names.
2989 Count the valid characters and count the invalid ones. */
2990 for (i
= 0; i
< len
; i
++)
2993 if (! ((c
>= 'a' && c
<= 'z')
2994 || (c
>= 'A' && c
<= 'Z')
2995 || (c
>= '0' && c
<= '9')
2996 || c
== '-' || c
== '_'))
3003 /* Not a string => completely invalid. */
3004 bad_count
= 5, good_count
= 0;
3006 /* If name is valid already, return. */
3010 /* If name is entirely invalid, or nearly so, use `emacs'. */
3012 || (good_count
== 1 && bad_count
> 0))
3014 Vx_resource_name
= build_string ("emacs");
3018 /* Name is partly valid. Copy it and replace the invalid characters
3019 with underscores. */
3021 Vx_resource_name
= new = Fcopy_sequence (Vx_resource_name
);
3023 for (i
= 0; i
< len
; i
++)
3025 int c
= XSTRING (new)->data
[i
];
3026 if (! ((c
>= 'a' && c
<= 'z')
3027 || (c
>= 'A' && c
<= 'Z')
3028 || (c
>= '0' && c
<= '9')
3029 || c
== '-' || c
== '_'))
3030 XSTRING (new)->data
[i
] = '_';
3035 extern char *x_get_string_resource ();
3037 DEFUN ("x-get-resource", Fx_get_resource
, Sx_get_resource
, 2, 4, 0,
3038 doc
: /* Return the value of ATTRIBUTE, of class CLASS, from the X defaults database.
3039 This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the
3040 class, where INSTANCE is the name under which Emacs was invoked, or
3041 the name specified by the `-name' or `-rn' command-line arguments.
3043 The optional arguments COMPONENT and SUBCLASS add to the key and the
3044 class, respectively. You must specify both of them or neither.
3045 If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE'
3046 and the class is `Emacs.CLASS.SUBCLASS'. */)
3047 (attribute
, class, component
, subclass
)
3048 Lisp_Object attribute
, class, component
, subclass
;
3050 register char *value
;
3054 CHECK_STRING (attribute
);
3055 CHECK_STRING (class);
3057 if (!NILP (component
))
3058 CHECK_STRING (component
);
3059 if (!NILP (subclass
))
3060 CHECK_STRING (subclass
);
3061 if (NILP (component
) != NILP (subclass
))
3062 error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither");
3064 validate_x_resource_name ();
3066 /* Allocate space for the components, the dots which separate them,
3067 and the final '\0'. Make them big enough for the worst case. */
3068 name_key
= (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name
))
3069 + (STRINGP (component
)
3070 ? STRING_BYTES (XSTRING (component
)) : 0)
3071 + STRING_BYTES (XSTRING (attribute
))
3074 class_key
= (char *) alloca ((sizeof (EMACS_CLASS
) - 1)
3075 + STRING_BYTES (XSTRING (class))
3076 + (STRINGP (subclass
)
3077 ? STRING_BYTES (XSTRING (subclass
)) : 0)
3080 /* Start with emacs.FRAMENAME for the name (the specific one)
3081 and with `Emacs' for the class key (the general one). */
3082 strcpy (name_key
, XSTRING (Vx_resource_name
)->data
);
3083 strcpy (class_key
, EMACS_CLASS
);
3085 strcat (class_key
, ".");
3086 strcat (class_key
, XSTRING (class)->data
);
3088 if (!NILP (component
))
3090 strcat (class_key
, ".");
3091 strcat (class_key
, XSTRING (subclass
)->data
);
3093 strcat (name_key
, ".");
3094 strcat (name_key
, XSTRING (component
)->data
);
3097 strcat (name_key
, ".");
3098 strcat (name_key
, XSTRING (attribute
)->data
);
3100 value
= x_get_string_resource (Qnil
,
3101 name_key
, class_key
);
3103 if (value
!= (char *) 0)
3104 return build_string (value
);
3109 /* Used when C code wants a resource value. */
3112 x_get_resource_string (attribute
, class)
3113 char *attribute
, *class;
3117 struct frame
*sf
= SELECTED_FRAME ();
3119 /* Allocate space for the components, the dots which separate them,
3120 and the final '\0'. */
3121 name_key
= (char *) alloca (STRING_BYTES (XSTRING (Vinvocation_name
))
3122 + strlen (attribute
) + 2);
3123 class_key
= (char *) alloca ((sizeof (EMACS_CLASS
) - 1)
3124 + strlen (class) + 2);
3126 sprintf (name_key
, "%s.%s",
3127 XSTRING (Vinvocation_name
)->data
,
3129 sprintf (class_key
, "%s.%s", EMACS_CLASS
, class);
3131 return x_get_string_resource (sf
, name_key
, class_key
);
3134 /* Types we might convert a resource string into. */
3144 /* Return the value of parameter PARAM.
3146 First search ALIST, then Vdefault_frame_alist, then the X defaults
3147 database, using ATTRIBUTE as the attribute name and CLASS as its class.
3149 Convert the resource to the type specified by desired_type.
3151 If no default is specified, return Qunbound. If you call
3152 w32_get_arg, make sure you deal with Qunbound in a reasonable way,
3153 and don't let it get stored in any Lisp-visible variables! */
3156 w32_get_arg (alist
, param
, attribute
, class, type
)
3157 Lisp_Object alist
, param
;
3160 enum resource_types type
;
3162 register Lisp_Object tem
;
3164 tem
= Fassq (param
, alist
);
3166 tem
= Fassq (param
, Vdefault_frame_alist
);
3172 tem
= Fx_get_resource (build_string (attribute
),
3173 build_string (class),
3181 case RES_TYPE_NUMBER
:
3182 return make_number (atoi (XSTRING (tem
)->data
));
3184 case RES_TYPE_FLOAT
:
3185 return make_float (atof (XSTRING (tem
)->data
));
3187 case RES_TYPE_BOOLEAN
:
3188 tem
= Fdowncase (tem
);
3189 if (!strcmp (XSTRING (tem
)->data
, "on")
3190 || !strcmp (XSTRING (tem
)->data
, "true"))
3195 case RES_TYPE_STRING
:
3198 case RES_TYPE_SYMBOL
:
3199 /* As a special case, we map the values `true' and `on'
3200 to Qt, and `false' and `off' to Qnil. */
3203 lower
= Fdowncase (tem
);
3204 if (!strcmp (XSTRING (lower
)->data
, "on")
3205 || !strcmp (XSTRING (lower
)->data
, "true"))
3207 else if (!strcmp (XSTRING (lower
)->data
, "off")
3208 || !strcmp (XSTRING (lower
)->data
, "false"))
3211 return Fintern (tem
, Qnil
);
3224 /* Record in frame F the specified or default value according to ALIST
3225 of the parameter named PROP (a Lisp symbol).
3226 If no value is specified for PROP, look for an X default for XPROP
3227 on the frame named NAME.
3228 If that is not found either, use the value DEFLT. */
3231 x_default_parameter (f
, alist
, prop
, deflt
, xprop
, xclass
, type
)
3238 enum resource_types type
;
3242 tem
= w32_get_arg (alist
, prop
, xprop
, xclass
, type
);
3243 if (EQ (tem
, Qunbound
))
3245 x_set_frame_parameters (f
, Fcons (Fcons (prop
, tem
), Qnil
));
3249 DEFUN ("x-parse-geometry", Fx_parse_geometry
, Sx_parse_geometry
, 1, 1, 0,
3250 doc
: /* Parse an X-style geometry string STRING.
3251 Returns an alist of the form ((top . TOP), (left . LEFT) ... ).
3252 The properties returned may include `top', `left', `height', and `width'.
3253 The value of `left' or `top' may be an integer,
3254 or a list (+ N) meaning N pixels relative to top/left corner,
3255 or a list (- N) meaning -N pixels relative to bottom/right corner. */)
3260 unsigned int width
, height
;
3263 CHECK_STRING (string
);
3265 geometry
= XParseGeometry ((char *) XSTRING (string
)->data
,
3266 &x
, &y
, &width
, &height
);
3269 if (geometry
& XValue
)
3271 Lisp_Object element
;
3273 if (x
>= 0 && (geometry
& XNegative
))
3274 element
= Fcons (Qleft
, Fcons (Qminus
, Fcons (make_number (-x
), Qnil
)));
3275 else if (x
< 0 && ! (geometry
& XNegative
))
3276 element
= Fcons (Qleft
, Fcons (Qplus
, Fcons (make_number (x
), Qnil
)));
3278 element
= Fcons (Qleft
, make_number (x
));
3279 result
= Fcons (element
, result
);
3282 if (geometry
& YValue
)
3284 Lisp_Object element
;
3286 if (y
>= 0 && (geometry
& YNegative
))
3287 element
= Fcons (Qtop
, Fcons (Qminus
, Fcons (make_number (-y
), Qnil
)));
3288 else if (y
< 0 && ! (geometry
& YNegative
))
3289 element
= Fcons (Qtop
, Fcons (Qplus
, Fcons (make_number (y
), Qnil
)));
3291 element
= Fcons (Qtop
, make_number (y
));
3292 result
= Fcons (element
, result
);
3295 if (geometry
& WidthValue
)
3296 result
= Fcons (Fcons (Qwidth
, make_number (width
)), result
);
3297 if (geometry
& HeightValue
)
3298 result
= Fcons (Fcons (Qheight
, make_number (height
)), result
);
3303 /* Calculate the desired size and position of this window,
3304 and return the flags saying which aspects were specified.
3306 This function does not make the coordinates positive. */
3308 #define DEFAULT_ROWS 40
3309 #define DEFAULT_COLS 80
3312 x_figure_window_size (f
, parms
)
3316 register Lisp_Object tem0
, tem1
, tem2
;
3317 long window_prompting
= 0;
3319 /* Default values if we fall through.
3320 Actually, if that happens we should get
3321 window manager prompting. */
3322 SET_FRAME_WIDTH (f
, DEFAULT_COLS
);
3323 f
->height
= DEFAULT_ROWS
;
3324 /* Window managers expect that if program-specified
3325 positions are not (0,0), they're intentional, not defaults. */
3326 f
->output_data
.w32
->top_pos
= 0;
3327 f
->output_data
.w32
->left_pos
= 0;
3329 /* Ensure that old new_width and new_height will not override the
3331 FRAME_NEW_WIDTH (f
) = 0;
3332 FRAME_NEW_HEIGHT (f
) = 0;
3334 tem0
= w32_get_arg (parms
, Qheight
, 0, 0, RES_TYPE_NUMBER
);
3335 tem1
= w32_get_arg (parms
, Qwidth
, 0, 0, RES_TYPE_NUMBER
);
3336 tem2
= w32_get_arg (parms
, Quser_size
, 0, 0, RES_TYPE_NUMBER
);
3337 if (! EQ (tem0
, Qunbound
) || ! EQ (tem1
, Qunbound
))
3339 if (!EQ (tem0
, Qunbound
))
3341 CHECK_NUMBER (tem0
);
3342 f
->height
= XINT (tem0
);
3344 if (!EQ (tem1
, Qunbound
))
3346 CHECK_NUMBER (tem1
);
3347 SET_FRAME_WIDTH (f
, XINT (tem1
));
3349 if (!NILP (tem2
) && !EQ (tem2
, Qunbound
))
3350 window_prompting
|= USSize
;
3352 window_prompting
|= PSize
;
3355 f
->output_data
.w32
->vertical_scroll_bar_extra
3356 = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f
)
3358 : FRAME_SCROLL_BAR_PIXEL_WIDTH (f
) > 0
3359 ? FRAME_SCROLL_BAR_PIXEL_WIDTH (f
)
3360 : (FRAME_SCROLL_BAR_COLS (f
) * FONT_WIDTH (f
->output_data
.w32
->font
)));
3362 x_compute_fringe_widths (f
, 0);
3364 f
->output_data
.w32
->pixel_width
= CHAR_TO_PIXEL_WIDTH (f
, f
->width
);
3365 f
->output_data
.w32
->pixel_height
= CHAR_TO_PIXEL_HEIGHT (f
, f
->height
);
3367 tem0
= w32_get_arg (parms
, Qtop
, 0, 0, RES_TYPE_NUMBER
);
3368 tem1
= w32_get_arg (parms
, Qleft
, 0, 0, RES_TYPE_NUMBER
);
3369 tem2
= w32_get_arg (parms
, Quser_position
, 0, 0, RES_TYPE_NUMBER
);
3370 if (! EQ (tem0
, Qunbound
) || ! EQ (tem1
, Qunbound
))
3372 if (EQ (tem0
, Qminus
))
3374 f
->output_data
.w32
->top_pos
= 0;
3375 window_prompting
|= YNegative
;
3377 else if (CONSP (tem0
) && EQ (XCAR (tem0
), Qminus
)
3378 && CONSP (XCDR (tem0
))
3379 && INTEGERP (XCAR (XCDR (tem0
))))
3381 f
->output_data
.w32
->top_pos
= - XINT (XCAR (XCDR (tem0
)));
3382 window_prompting
|= YNegative
;
3384 else if (CONSP (tem0
) && EQ (XCAR (tem0
), Qplus
)
3385 && CONSP (XCDR (tem0
))
3386 && INTEGERP (XCAR (XCDR (tem0
))))
3388 f
->output_data
.w32
->top_pos
= XINT (XCAR (XCDR (tem0
)));
3390 else if (EQ (tem0
, Qunbound
))
3391 f
->output_data
.w32
->top_pos
= 0;
3394 CHECK_NUMBER (tem0
);
3395 f
->output_data
.w32
->top_pos
= XINT (tem0
);
3396 if (f
->output_data
.w32
->top_pos
< 0)
3397 window_prompting
|= YNegative
;
3400 if (EQ (tem1
, Qminus
))
3402 f
->output_data
.w32
->left_pos
= 0;
3403 window_prompting
|= XNegative
;
3405 else if (CONSP (tem1
) && EQ (XCAR (tem1
), Qminus
)
3406 && CONSP (XCDR (tem1
))
3407 && INTEGERP (XCAR (XCDR (tem1
))))
3409 f
->output_data
.w32
->left_pos
= - XINT (XCAR (XCDR (tem1
)));
3410 window_prompting
|= XNegative
;
3412 else if (CONSP (tem1
) && EQ (XCAR (tem1
), Qplus
)
3413 && CONSP (XCDR (tem1
))
3414 && INTEGERP (XCAR (XCDR (tem1
))))
3416 f
->output_data
.w32
->left_pos
= XINT (XCAR (XCDR (tem1
)));
3418 else if (EQ (tem1
, Qunbound
))
3419 f
->output_data
.w32
->left_pos
= 0;
3422 CHECK_NUMBER (tem1
);
3423 f
->output_data
.w32
->left_pos
= XINT (tem1
);
3424 if (f
->output_data
.w32
->left_pos
< 0)
3425 window_prompting
|= XNegative
;
3428 if (!NILP (tem2
) && ! EQ (tem2
, Qunbound
))
3429 window_prompting
|= USPosition
;
3431 window_prompting
|= PPosition
;
3434 if (f
->output_data
.w32
->want_fullscreen
!= FULLSCREEN_NONE
)
3439 /* It takes both for some WM:s to place it where we want */
3440 window_prompting
= USPosition
| PPosition
;
3441 x_fullscreen_adjust (f
, &width
, &height
, &top
, &left
);
3444 f
->output_data
.w32
->pixel_width
= CHAR_TO_PIXEL_WIDTH (f
, f
->width
);
3445 f
->output_data
.w32
->pixel_height
= CHAR_TO_PIXEL_HEIGHT (f
, f
->height
);
3446 f
->output_data
.w32
->left_pos
= left
;
3447 f
->output_data
.w32
->top_pos
= top
;
3450 return window_prompting
;
3455 extern LRESULT CALLBACK
w32_wnd_proc ();
3458 w32_init_class (hinst
)
3463 wc
.style
= CS_HREDRAW
| CS_VREDRAW
;
3464 wc
.lpfnWndProc
= (WNDPROC
) w32_wnd_proc
;
3466 wc
.cbWndExtra
= WND_EXTRA_BYTES
;
3467 wc
.hInstance
= hinst
;
3468 wc
.hIcon
= LoadIcon (hinst
, EMACS_CLASS
);
3469 wc
.hCursor
= LoadCursor (NULL
, IDC_ARROW
);
3470 wc
.hbrBackground
= NULL
; /* GetStockObject (WHITE_BRUSH); */
3471 wc
.lpszMenuName
= NULL
;
3472 wc
.lpszClassName
= EMACS_CLASS
;
3474 return (RegisterClass (&wc
));
3478 w32_createscrollbar (f
, bar
)
3480 struct scroll_bar
* bar
;
3482 return (CreateWindow ("SCROLLBAR", "", SBS_VERT
| WS_CHILD
| WS_VISIBLE
,
3483 /* Position and size of scroll bar. */
3484 XINT(bar
->left
) + VERTICAL_SCROLL_BAR_WIDTH_TRIM
,
3486 XINT(bar
->width
) - VERTICAL_SCROLL_BAR_WIDTH_TRIM
* 2,
3488 FRAME_W32_WINDOW (f
),
3495 w32_createwindow (f
)
3501 rect
.left
= rect
.top
= 0;
3502 rect
.right
= PIXEL_WIDTH (f
);
3503 rect
.bottom
= PIXEL_HEIGHT (f
);
3505 AdjustWindowRect (&rect
, f
->output_data
.w32
->dwStyle
,
3506 FRAME_EXTERNAL_MENU_BAR (f
));
3508 /* Do first time app init */
3512 w32_init_class (hinst
);
3515 FRAME_W32_WINDOW (f
) = hwnd
3516 = CreateWindow (EMACS_CLASS
,
3518 f
->output_data
.w32
->dwStyle
| WS_CLIPCHILDREN
,
3519 f
->output_data
.w32
->left_pos
,
3520 f
->output_data
.w32
->top_pos
,
3521 rect
.right
- rect
.left
,
3522 rect
.bottom
- rect
.top
,
3530 SetWindowLong (hwnd
, WND_FONTWIDTH_INDEX
, FONT_WIDTH (f
->output_data
.w32
->font
));
3531 SetWindowLong (hwnd
, WND_LINEHEIGHT_INDEX
, f
->output_data
.w32
->line_height
);
3532 SetWindowLong (hwnd
, WND_BORDER_INDEX
, f
->output_data
.w32
->internal_border_width
);
3533 SetWindowLong (hwnd
, WND_SCROLLBAR_INDEX
, f
->output_data
.w32
->vertical_scroll_bar_extra
);
3534 SetWindowLong (hwnd
, WND_BACKGROUND_INDEX
, FRAME_BACKGROUND_PIXEL (f
));
3536 /* Enable drag-n-drop. */
3537 DragAcceptFiles (hwnd
, TRUE
);
3539 /* Do this to discard the default setting specified by our parent. */
3540 ShowWindow (hwnd
, SW_HIDE
);
3545 my_post_msg (wmsg
, hwnd
, msg
, wParam
, lParam
)
3552 wmsg
->msg
.hwnd
= hwnd
;
3553 wmsg
->msg
.message
= msg
;
3554 wmsg
->msg
.wParam
= wParam
;
3555 wmsg
->msg
.lParam
= lParam
;
3556 wmsg
->msg
.time
= GetMessageTime ();
3561 /* GetKeyState and MapVirtualKey on Windows 95 do not actually distinguish
3562 between left and right keys as advertised. We test for this
3563 support dynamically, and set a flag when the support is absent. If
3564 absent, we keep track of the left and right control and alt keys
3565 ourselves. This is particularly necessary on keyboards that rely
3566 upon the AltGr key, which is represented as having the left control
3567 and right alt keys pressed. For these keyboards, we need to know
3568 when the left alt key has been pressed in addition to the AltGr key
3569 so that we can properly support M-AltGr-key sequences (such as M-@
3570 on Swedish keyboards). */
3572 #define EMACS_LCONTROL 0
3573 #define EMACS_RCONTROL 1
3574 #define EMACS_LMENU 2
3575 #define EMACS_RMENU 3
3577 static int modifiers
[4];
3578 static int modifiers_recorded
;
3579 static int modifier_key_support_tested
;
3582 test_modifier_support (unsigned int wparam
)
3586 if (wparam
!= VK_CONTROL
&& wparam
!= VK_MENU
)
3588 if (wparam
== VK_CONTROL
)
3598 if (!(GetKeyState (l
) & 0x8000) && !(GetKeyState (r
) & 0x8000))
3599 modifiers_recorded
= 1;
3601 modifiers_recorded
= 0;
3602 modifier_key_support_tested
= 1;
3606 record_keydown (unsigned int wparam
, unsigned int lparam
)
3610 if (!modifier_key_support_tested
)
3611 test_modifier_support (wparam
);
3613 if ((wparam
!= VK_CONTROL
&& wparam
!= VK_MENU
) || !modifiers_recorded
)
3616 if (wparam
== VK_CONTROL
)
3617 i
= (lparam
& 0x1000000) ? EMACS_RCONTROL
: EMACS_LCONTROL
;
3619 i
= (lparam
& 0x1000000) ? EMACS_RMENU
: EMACS_LMENU
;
3625 record_keyup (unsigned int wparam
, unsigned int lparam
)
3629 if ((wparam
!= VK_CONTROL
&& wparam
!= VK_MENU
) || !modifiers_recorded
)
3632 if (wparam
== VK_CONTROL
)
3633 i
= (lparam
& 0x1000000) ? EMACS_RCONTROL
: EMACS_LCONTROL
;
3635 i
= (lparam
& 0x1000000) ? EMACS_RMENU
: EMACS_LMENU
;
3640 /* Emacs can lose focus while a modifier key has been pressed. When
3641 it regains focus, be conservative and clear all modifiers since
3642 we cannot reconstruct the left and right modifier state. */
3648 if (GetFocus () == NULL
)
3649 /* Emacs doesn't have keyboard focus. Do nothing. */
3652 ctrl
= GetAsyncKeyState (VK_CONTROL
);
3653 alt
= GetAsyncKeyState (VK_MENU
);
3655 if (!(ctrl
& 0x08000))
3656 /* Clear any recorded control modifier state. */
3657 modifiers
[EMACS_RCONTROL
] = modifiers
[EMACS_LCONTROL
] = 0;
3659 if (!(alt
& 0x08000))
3660 /* Clear any recorded alt modifier state. */
3661 modifiers
[EMACS_RMENU
] = modifiers
[EMACS_LMENU
] = 0;
3663 /* Update the state of all modifier keys, because modifiers used in
3664 hot-key combinations can get stuck on if Emacs loses focus as a
3665 result of a hot-key being pressed. */
3669 #define CURRENT_STATE(key) ((GetAsyncKeyState (key) & 0x8000) >> 8)
3671 GetKeyboardState (keystate
);
3672 keystate
[VK_SHIFT
] = CURRENT_STATE (VK_SHIFT
);
3673 keystate
[VK_CONTROL
] = CURRENT_STATE (VK_CONTROL
);
3674 keystate
[VK_LCONTROL
] = CURRENT_STATE (VK_LCONTROL
);
3675 keystate
[VK_RCONTROL
] = CURRENT_STATE (VK_RCONTROL
);
3676 keystate
[VK_MENU
] = CURRENT_STATE (VK_MENU
);
3677 keystate
[VK_LMENU
] = CURRENT_STATE (VK_LMENU
);
3678 keystate
[VK_RMENU
] = CURRENT_STATE (VK_RMENU
);
3679 keystate
[VK_LWIN
] = CURRENT_STATE (VK_LWIN
);
3680 keystate
[VK_RWIN
] = CURRENT_STATE (VK_RWIN
);
3681 keystate
[VK_APPS
] = CURRENT_STATE (VK_APPS
);
3682 SetKeyboardState (keystate
);
3686 /* Synchronize modifier state with what is reported with the current
3687 keystroke. Even if we cannot distinguish between left and right
3688 modifier keys, we know that, if no modifiers are set, then neither
3689 the left or right modifier should be set. */
3693 if (!modifiers_recorded
)
3696 if (!(GetKeyState (VK_CONTROL
) & 0x8000))
3697 modifiers
[EMACS_RCONTROL
] = modifiers
[EMACS_LCONTROL
] = 0;
3699 if (!(GetKeyState (VK_MENU
) & 0x8000))
3700 modifiers
[EMACS_RMENU
] = modifiers
[EMACS_LMENU
] = 0;
3704 modifier_set (int vkey
)
3706 if (vkey
== VK_CAPITAL
|| vkey
== VK_SCROLL
)
3707 return (GetKeyState (vkey
) & 0x1);
3708 if (!modifiers_recorded
)
3709 return (GetKeyState (vkey
) & 0x8000);
3714 return modifiers
[EMACS_LCONTROL
];
3716 return modifiers
[EMACS_RCONTROL
];
3718 return modifiers
[EMACS_LMENU
];
3720 return modifiers
[EMACS_RMENU
];
3722 return (GetKeyState (vkey
) & 0x8000);
3725 /* Convert between the modifier bits W32 uses and the modifier bits
3729 w32_key_to_modifier (int key
)
3731 Lisp_Object key_mapping
;
3736 key_mapping
= Vw32_lwindow_modifier
;
3739 key_mapping
= Vw32_rwindow_modifier
;
3742 key_mapping
= Vw32_apps_modifier
;
3745 key_mapping
= Vw32_scroll_lock_modifier
;
3751 /* NB. This code runs in the input thread, asychronously to the lisp
3752 thread, so we must be careful to ensure access to lisp data is
3753 thread-safe. The following code is safe because the modifier
3754 variable values are updated atomically from lisp and symbols are
3755 not relocated by GC. Also, we don't have to worry about seeing GC
3757 if (EQ (key_mapping
, Qhyper
))
3758 return hyper_modifier
;
3759 if (EQ (key_mapping
, Qsuper
))
3760 return super_modifier
;
3761 if (EQ (key_mapping
, Qmeta
))
3762 return meta_modifier
;
3763 if (EQ (key_mapping
, Qalt
))
3764 return alt_modifier
;
3765 if (EQ (key_mapping
, Qctrl
))
3766 return ctrl_modifier
;
3767 if (EQ (key_mapping
, Qcontrol
)) /* synonym for ctrl */
3768 return ctrl_modifier
;
3769 if (EQ (key_mapping
, Qshift
))
3770 return shift_modifier
;
3772 /* Don't generate any modifier if not explicitly requested. */
3777 w32_get_modifiers ()
3779 return ((modifier_set (VK_SHIFT
) ? shift_modifier
: 0) |
3780 (modifier_set (VK_CONTROL
) ? ctrl_modifier
: 0) |
3781 (modifier_set (VK_LWIN
) ? w32_key_to_modifier (VK_LWIN
) : 0) |
3782 (modifier_set (VK_RWIN
) ? w32_key_to_modifier (VK_RWIN
) : 0) |
3783 (modifier_set (VK_APPS
) ? w32_key_to_modifier (VK_APPS
) : 0) |
3784 (modifier_set (VK_SCROLL
) ? w32_key_to_modifier (VK_SCROLL
) : 0) |
3785 (modifier_set (VK_MENU
) ?
3786 ((NILP (Vw32_alt_is_meta
)) ? alt_modifier
: meta_modifier
) : 0));
3789 /* We map the VK_* modifiers into console modifier constants
3790 so that we can use the same routines to handle both console
3791 and window input. */
3794 construct_console_modifiers ()
3799 mods
|= (modifier_set (VK_SHIFT
)) ? SHIFT_PRESSED
: 0;
3800 mods
|= (modifier_set (VK_CAPITAL
)) ? CAPSLOCK_ON
: 0;
3801 mods
|= (modifier_set (VK_SCROLL
)) ? SCROLLLOCK_ON
: 0;
3802 mods
|= (modifier_set (VK_NUMLOCK
)) ? NUMLOCK_ON
: 0;
3803 mods
|= (modifier_set (VK_LCONTROL
)) ? LEFT_CTRL_PRESSED
: 0;
3804 mods
|= (modifier_set (VK_RCONTROL
)) ? RIGHT_CTRL_PRESSED
: 0;
3805 mods
|= (modifier_set (VK_LMENU
)) ? LEFT_ALT_PRESSED
: 0;
3806 mods
|= (modifier_set (VK_RMENU
)) ? RIGHT_ALT_PRESSED
: 0;
3807 mods
|= (modifier_set (VK_LWIN
)) ? LEFT_WIN_PRESSED
: 0;
3808 mods
|= (modifier_set (VK_RWIN
)) ? RIGHT_WIN_PRESSED
: 0;
3809 mods
|= (modifier_set (VK_APPS
)) ? APPS_PRESSED
: 0;
3815 w32_get_key_modifiers (unsigned int wparam
, unsigned int lparam
)
3819 /* Convert to emacs modifiers. */
3820 mods
= w32_kbd_mods_to_emacs (construct_console_modifiers (), wparam
);
3826 map_keypad_keys (unsigned int virt_key
, unsigned int extended
)
3828 if (virt_key
< VK_CLEAR
|| virt_key
> VK_DELETE
)
3831 if (virt_key
== VK_RETURN
)
3832 return (extended
? VK_NUMPAD_ENTER
: VK_RETURN
);
3834 if (virt_key
>= VK_PRIOR
&& virt_key
<= VK_DOWN
)
3835 return (!extended
? (VK_NUMPAD_PRIOR
+ (virt_key
- VK_PRIOR
)) : virt_key
);
3837 if (virt_key
== VK_INSERT
|| virt_key
== VK_DELETE
)
3838 return (!extended
? (VK_NUMPAD_INSERT
+ (virt_key
- VK_INSERT
)) : virt_key
);
3840 if (virt_key
== VK_CLEAR
)
3841 return (!extended
? VK_NUMPAD_CLEAR
: virt_key
);
3846 /* List of special key combinations which w32 would normally capture,
3847 but emacs should grab instead. Not directly visible to lisp, to
3848 simplify synchronization. Each item is an integer encoding a virtual
3849 key code and modifier combination to capture. */
3850 Lisp_Object w32_grabbed_keys
;
3852 #define HOTKEY(vk,mods) make_number (((vk) & 255) | ((mods) << 8))
3853 #define HOTKEY_ID(k) (XFASTINT (k) & 0xbfff)
3854 #define HOTKEY_VK_CODE(k) (XFASTINT (k) & 255)
3855 #define HOTKEY_MODIFIERS(k) (XFASTINT (k) >> 8)
3857 /* Register hot-keys for reserved key combinations when Emacs has
3858 keyboard focus, since this is the only way Emacs can receive key
3859 combinations like Alt-Tab which are used by the system. */
3862 register_hot_keys (hwnd
)
3865 Lisp_Object keylist
;
3867 /* Use GC_CONSP, since we are called asynchronously. */
3868 for (keylist
= w32_grabbed_keys
; GC_CONSP (keylist
); keylist
= XCDR (keylist
))
3870 Lisp_Object key
= XCAR (keylist
);
3872 /* Deleted entries get set to nil. */
3873 if (!INTEGERP (key
))
3876 RegisterHotKey (hwnd
, HOTKEY_ID (key
),
3877 HOTKEY_MODIFIERS (key
), HOTKEY_VK_CODE (key
));
3882 unregister_hot_keys (hwnd
)
3885 Lisp_Object keylist
;
3887 /* Use GC_CONSP, since we are called asynchronously. */
3888 for (keylist
= w32_grabbed_keys
; GC_CONSP (keylist
); keylist
= XCDR (keylist
))
3890 Lisp_Object key
= XCAR (keylist
);
3892 if (!INTEGERP (key
))
3895 UnregisterHotKey (hwnd
, HOTKEY_ID (key
));
3899 /* Main message dispatch loop. */
3902 w32_msg_pump (deferred_msg
* msg_buf
)
3908 msh_mousewheel
= RegisterWindowMessage (MSH_MOUSEWHEEL
);
3910 while (GetMessage (&msg
, NULL
, 0, 0))
3912 if (msg
.hwnd
== NULL
)
3914 switch (msg
.message
)
3917 /* Produced by complete_deferred_msg; just ignore. */
3919 case WM_EMACS_CREATEWINDOW
:
3920 w32_createwindow ((struct frame
*) msg
.wParam
);
3921 if (!PostThreadMessage (dwMainThreadId
, WM_EMACS_DONE
, 0, 0))
3924 case WM_EMACS_SETLOCALE
:
3925 SetThreadLocale (msg
.wParam
);
3926 /* Reply is not expected. */
3928 case WM_EMACS_SETKEYBOARDLAYOUT
:
3929 result
= (int) ActivateKeyboardLayout ((HKL
) msg
.wParam
, 0);
3930 if (!PostThreadMessage (dwMainThreadId
, WM_EMACS_DONE
,
3934 case WM_EMACS_REGISTER_HOT_KEY
:
3935 focus_window
= GetFocus ();
3936 if (focus_window
!= NULL
)
3937 RegisterHotKey (focus_window
,
3938 HOTKEY_ID (msg
.wParam
),
3939 HOTKEY_MODIFIERS (msg
.wParam
),
3940 HOTKEY_VK_CODE (msg
.wParam
));
3941 /* Reply is not expected. */
3943 case WM_EMACS_UNREGISTER_HOT_KEY
:
3944 focus_window
= GetFocus ();
3945 if (focus_window
!= NULL
)
3946 UnregisterHotKey (focus_window
, HOTKEY_ID (msg
.wParam
));
3947 /* Mark item as erased. NB: this code must be
3948 thread-safe. The next line is okay because the cons
3949 cell is never made into garbage and is not relocated by
3951 XSETCAR ((Lisp_Object
) msg
.lParam
, Qnil
);
3952 if (!PostThreadMessage (dwMainThreadId
, WM_EMACS_DONE
, 0, 0))
3955 case WM_EMACS_TOGGLE_LOCK_KEY
:
3957 int vk_code
= (int) msg
.wParam
;
3958 int cur_state
= (GetKeyState (vk_code
) & 1);
3959 Lisp_Object new_state
= (Lisp_Object
) msg
.lParam
;
3961 /* NB: This code must be thread-safe. It is safe to
3962 call NILP because symbols are not relocated by GC,
3963 and pointer here is not touched by GC (so the markbit
3964 can't be set). Numbers are safe because they are
3965 immediate values. */
3966 if (NILP (new_state
)
3967 || (NUMBERP (new_state
)
3968 && ((XUINT (new_state
)) & 1) != cur_state
))
3970 one_w32_display_info
.faked_key
= vk_code
;
3972 keybd_event ((BYTE
) vk_code
,
3973 (BYTE
) MapVirtualKey (vk_code
, 0),
3974 KEYEVENTF_EXTENDEDKEY
| KEYEVENTF_KEYUP
, 0);
3975 keybd_event ((BYTE
) vk_code
,
3976 (BYTE
) MapVirtualKey (vk_code
, 0),
3977 KEYEVENTF_EXTENDEDKEY
| 0, 0);
3978 keybd_event ((BYTE
) vk_code
,
3979 (BYTE
) MapVirtualKey (vk_code
, 0),
3980 KEYEVENTF_EXTENDEDKEY
| KEYEVENTF_KEYUP
, 0);
3981 cur_state
= !cur_state
;
3983 if (!PostThreadMessage (dwMainThreadId
, WM_EMACS_DONE
,
3989 DebPrint (("msg %x not expected by w32_msg_pump\n", msg
.message
));
3994 DispatchMessage (&msg
);
3997 /* Exit nested loop when our deferred message has completed. */
3998 if (msg_buf
->completed
)
4003 deferred_msg
* deferred_msg_head
;
4005 static deferred_msg
*
4006 find_deferred_msg (HWND hwnd
, UINT msg
)
4008 deferred_msg
* item
;
4010 /* Don't actually need synchronization for read access, since
4011 modification of single pointer is always atomic. */
4012 /* enter_crit (); */
4014 for (item
= deferred_msg_head
; item
!= NULL
; item
= item
->next
)
4015 if (item
->w32msg
.msg
.hwnd
== hwnd
4016 && item
->w32msg
.msg
.message
== msg
)
4019 /* leave_crit (); */
4025 send_deferred_msg (deferred_msg
* msg_buf
,
4031 /* Only input thread can send deferred messages. */
4032 if (GetCurrentThreadId () != dwWindowsThreadId
)
4035 /* It is an error to send a message that is already deferred. */
4036 if (find_deferred_msg (hwnd
, msg
) != NULL
)
4039 /* Enforced synchronization is not needed because this is the only
4040 function that alters deferred_msg_head, and the following critical
4041 section is guaranteed to only be serially reentered (since only the
4042 input thread can call us). */
4044 /* enter_crit (); */
4046 msg_buf
->completed
= 0;
4047 msg_buf
->next
= deferred_msg_head
;
4048 deferred_msg_head
= msg_buf
;
4049 my_post_msg (&msg_buf
->w32msg
, hwnd
, msg
, wParam
, lParam
);
4051 /* leave_crit (); */
4053 /* Start a new nested message loop to process other messages until
4054 this one is completed. */
4055 w32_msg_pump (msg_buf
);
4057 deferred_msg_head
= msg_buf
->next
;
4059 return msg_buf
->result
;
4063 complete_deferred_msg (HWND hwnd
, UINT msg
, LRESULT result
)
4065 deferred_msg
* msg_buf
= find_deferred_msg (hwnd
, msg
);
4067 if (msg_buf
== NULL
)
4068 /* Message may have been cancelled, so don't abort(). */
4071 msg_buf
->result
= result
;
4072 msg_buf
->completed
= 1;
4074 /* Ensure input thread is woken so it notices the completion. */
4075 PostThreadMessage (dwWindowsThreadId
, WM_NULL
, 0, 0);
4079 cancel_all_deferred_msgs ()
4081 deferred_msg
* item
;
4083 /* Don't actually need synchronization for read access, since
4084 modification of single pointer is always atomic. */
4085 /* enter_crit (); */
4087 for (item
= deferred_msg_head
; item
!= NULL
; item
= item
->next
)
4090 item
->completed
= 1;
4093 /* leave_crit (); */
4095 /* Ensure input thread is woken so it notices the completion. */
4096 PostThreadMessage (dwWindowsThreadId
, WM_NULL
, 0, 0);
4104 deferred_msg dummy_buf
;
4106 /* Ensure our message queue is created */
4108 PeekMessage (&msg
, NULL
, 0, 0, PM_NOREMOVE
);
4110 if (!PostThreadMessage (dwMainThreadId
, WM_EMACS_DONE
, 0, 0))
4113 memset (&dummy_buf
, 0, sizeof (dummy_buf
));
4114 dummy_buf
.w32msg
.msg
.hwnd
= NULL
;
4115 dummy_buf
.w32msg
.msg
.message
= WM_NULL
;
4117 /* This is the inital message loop which should only exit when the
4118 application quits. */
4119 w32_msg_pump (&dummy_buf
);
4125 post_character_message (hwnd
, msg
, wParam
, lParam
, modifiers
)
4135 wmsg
.dwModifiers
= modifiers
;
4137 /* Detect quit_char and set quit-flag directly. Note that we
4138 still need to post a message to ensure the main thread will be
4139 woken up if blocked in sys_select(), but we do NOT want to post
4140 the quit_char message itself (because it will usually be as if
4141 the user had typed quit_char twice). Instead, we post a dummy
4142 message that has no particular effect. */
4145 if (isalpha (c
) && wmsg
.dwModifiers
== ctrl_modifier
)
4146 c
= make_ctrl_char (c
) & 0377;
4148 || (wmsg
.dwModifiers
== 0 &&
4149 XFASTINT (Vw32_quit_key
) && wParam
== XFASTINT (Vw32_quit_key
)))
4153 /* The choice of message is somewhat arbitrary, as long as
4154 the main thread handler just ignores it. */
4157 /* Interrupt any blocking system calls. */
4160 /* As a safety precaution, forcibly complete any deferred
4161 messages. This is a kludge, but I don't see any particularly
4162 clean way to handle the situation where a deferred message is
4163 "dropped" in the lisp thread, and will thus never be
4164 completed, eg. by the user trying to activate the menubar
4165 when the lisp thread is busy, and then typing C-g when the
4166 menubar doesn't open promptly (with the result that the
4167 menubar never responds at all because the deferred
4168 WM_INITMENU message is never completed). Another problem
4169 situation is when the lisp thread calls SendMessage (to send
4170 a window manager command) when a message has been deferred;
4171 the lisp thread gets blocked indefinitely waiting for the
4172 deferred message to be completed, which itself is waiting for
4173 the lisp thread to respond.
4175 Note that we don't want to block the input thread waiting for
4176 a reponse from the lisp thread (although that would at least
4177 solve the deadlock problem above), because we want to be able
4178 to receive C-g to interrupt the lisp thread. */
4179 cancel_all_deferred_msgs ();
4183 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4186 /* Main window procedure */
4189 w32_wnd_proc (hwnd
, msg
, wParam
, lParam
)
4196 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
4198 int windows_translate
;
4201 /* Note that it is okay to call x_window_to_frame, even though we are
4202 not running in the main lisp thread, because frame deletion
4203 requires the lisp thread to synchronize with this thread. Thus, if
4204 a frame struct is returned, it can be used without concern that the
4205 lisp thread might make it disappear while we are using it.
4207 NB. Walking the frame list in this thread is safe (as long as
4208 writes of Lisp_Object slots are atomic, which they are on Windows).
4209 Although delete-frame can destructively modify the frame list while
4210 we are walking it, a garbage collection cannot occur until after
4211 delete-frame has synchronized with this thread.
4213 It is also safe to use functions that make GDI calls, such as
4214 w32_clear_rect, because these functions must obtain a DC handle
4215 from the frame struct using get_frame_dc which is thread-aware. */
4220 f
= x_window_to_frame (dpyinfo
, hwnd
);
4223 HDC hdc
= get_frame_dc (f
);
4224 GetUpdateRect (hwnd
, &wmsg
.rect
, FALSE
);
4225 w32_clear_rect (f
, hdc
, &wmsg
.rect
);
4226 release_frame_dc (f
, hdc
);
4228 #if defined (W32_DEBUG_DISPLAY)
4229 DebPrint (("WM_ERASEBKGND (frame %p): erasing %d,%d-%d,%d\n",
4231 wmsg
.rect
.left
, wmsg
.rect
.top
,
4232 wmsg
.rect
.right
, wmsg
.rect
.bottom
));
4233 #endif /* W32_DEBUG_DISPLAY */
4236 case WM_PALETTECHANGED
:
4237 /* ignore our own changes */
4238 if ((HWND
)wParam
!= hwnd
)
4240 f
= x_window_to_frame (dpyinfo
, hwnd
);
4242 /* get_frame_dc will realize our palette and force all
4243 frames to be redrawn if needed. */
4244 release_frame_dc (f
, get_frame_dc (f
));
4249 PAINTSTRUCT paintStruct
;
4251 bzero (&update_rect
, sizeof (update_rect
));
4253 f
= x_window_to_frame (dpyinfo
, hwnd
);
4256 DebPrint (("WM_PAINT received for unknown window %p\n", hwnd
));
4260 /* MSDN Docs say not to call BeginPaint if GetUpdateRect
4261 fails. Apparently this can happen under some
4263 if (GetUpdateRect (hwnd
, &update_rect
, FALSE
) || !w32_strict_painting
)
4266 BeginPaint (hwnd
, &paintStruct
);
4268 /* The rectangles returned by GetUpdateRect and BeginPaint
4269 do not always match. Play it safe by assuming both areas
4271 UnionRect (&(wmsg
.rect
), &update_rect
, &(paintStruct
.rcPaint
));
4273 #if defined (W32_DEBUG_DISPLAY)
4274 DebPrint (("WM_PAINT (frame %p): painting %d,%d-%d,%d\n",
4276 wmsg
.rect
.left
, wmsg
.rect
.top
,
4277 wmsg
.rect
.right
, wmsg
.rect
.bottom
));
4278 DebPrint ((" [update region is %d,%d-%d,%d]\n",
4279 update_rect
.left
, update_rect
.top
,
4280 update_rect
.right
, update_rect
.bottom
));
4282 EndPaint (hwnd
, &paintStruct
);
4285 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4290 /* If GetUpdateRect returns 0 (meaning there is no update
4291 region), assume the whole window needs to be repainted. */
4292 GetClientRect(hwnd
, &wmsg
.rect
);
4293 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4297 case WM_INPUTLANGCHANGE
:
4298 /* Inform lisp thread of keyboard layout changes. */
4299 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4301 /* Clear dead keys in the keyboard state; for simplicity only
4302 preserve modifier key states. */
4307 GetKeyboardState (keystate
);
4308 for (i
= 0; i
< 256; i
++)
4325 SetKeyboardState (keystate
);
4330 /* Synchronize hot keys with normal input. */
4331 PostMessage (hwnd
, WM_KEYDOWN
, HIWORD (lParam
), 0);
4336 record_keyup (wParam
, lParam
);
4341 /* Ignore keystrokes we fake ourself; see below. */
4342 if (dpyinfo
->faked_key
== wParam
)
4344 dpyinfo
->faked_key
= 0;
4345 /* Make sure TranslateMessage sees them though (as long as
4346 they don't produce WM_CHAR messages). This ensures that
4347 indicator lights are toggled promptly on Windows 9x, for
4349 if (lispy_function_keys
[wParam
] != 0)
4351 windows_translate
= 1;
4357 /* Synchronize modifiers with current keystroke. */
4359 record_keydown (wParam
, lParam
);
4360 wParam
= map_keypad_keys (wParam
, (lParam
& 0x1000000L
) != 0);
4362 windows_translate
= 0;
4367 if (NILP (Vw32_pass_lwindow_to_system
))
4369 /* Prevent system from acting on keyup (which opens the
4370 Start menu if no other key was pressed) by simulating a
4371 press of Space which we will ignore. */
4372 if (GetAsyncKeyState (wParam
) & 1)
4374 if (NUMBERP (Vw32_phantom_key_code
))
4375 key
= XUINT (Vw32_phantom_key_code
) & 255;
4378 dpyinfo
->faked_key
= key
;
4379 keybd_event (key
, (BYTE
) MapVirtualKey (key
, 0), 0, 0);
4382 if (!NILP (Vw32_lwindow_modifier
))
4386 if (NILP (Vw32_pass_rwindow_to_system
))
4388 if (GetAsyncKeyState (wParam
) & 1)
4390 if (NUMBERP (Vw32_phantom_key_code
))
4391 key
= XUINT (Vw32_phantom_key_code
) & 255;
4394 dpyinfo
->faked_key
= key
;
4395 keybd_event (key
, (BYTE
) MapVirtualKey (key
, 0), 0, 0);
4398 if (!NILP (Vw32_rwindow_modifier
))
4402 if (!NILP (Vw32_apps_modifier
))
4406 if (NILP (Vw32_pass_alt_to_system
))
4407 /* Prevent DefWindowProc from activating the menu bar if an
4408 Alt key is pressed and released by itself. */
4410 windows_translate
= 1;
4413 /* Decide whether to treat as modifier or function key. */
4414 if (NILP (Vw32_enable_caps_lock
))
4415 goto disable_lock_key
;
4416 windows_translate
= 1;
4419 /* Decide whether to treat as modifier or function key. */
4420 if (NILP (Vw32_enable_num_lock
))
4421 goto disable_lock_key
;
4422 windows_translate
= 1;
4425 /* Decide whether to treat as modifier or function key. */
4426 if (NILP (Vw32_scroll_lock_modifier
))
4427 goto disable_lock_key
;
4428 windows_translate
= 1;
4431 /* Ensure the appropriate lock key state (and indicator light)
4432 remains in the same state. We do this by faking another
4433 press of the relevant key. Apparently, this really is the
4434 only way to toggle the state of the indicator lights. */
4435 dpyinfo
->faked_key
= wParam
;
4436 keybd_event ((BYTE
) wParam
, (BYTE
) MapVirtualKey (wParam
, 0),
4437 KEYEVENTF_EXTENDEDKEY
| KEYEVENTF_KEYUP
, 0);
4438 keybd_event ((BYTE
) wParam
, (BYTE
) MapVirtualKey (wParam
, 0),
4439 KEYEVENTF_EXTENDEDKEY
| 0, 0);
4440 keybd_event ((BYTE
) wParam
, (BYTE
) MapVirtualKey (wParam
, 0),
4441 KEYEVENTF_EXTENDEDKEY
| KEYEVENTF_KEYUP
, 0);
4442 /* Ensure indicator lights are updated promptly on Windows 9x
4443 (TranslateMessage apparently does this), after forwarding
4445 post_character_message (hwnd
, msg
, wParam
, lParam
,
4446 w32_get_key_modifiers (wParam
, lParam
));
4447 windows_translate
= 1;
4451 case VK_PROCESSKEY
: /* Generated by IME. */
4452 windows_translate
= 1;
4455 /* Windows maps Ctrl-Pause (aka Ctrl-Break) into VK_CANCEL,
4456 which is confusing for purposes of key binding; convert
4457 VK_CANCEL events into VK_PAUSE events. */
4461 /* Windows maps Ctrl-NumLock into VK_PAUSE, which is confusing
4462 for purposes of key binding; convert these back into
4463 VK_NUMLOCK events, at least when we want to see NumLock key
4464 presses. (Note that there is never any possibility that
4465 VK_PAUSE with Ctrl really is C-Pause as per above.) */
4466 if (NILP (Vw32_enable_num_lock
) && modifier_set (VK_CONTROL
))
4467 wParam
= VK_NUMLOCK
;
4470 /* If not defined as a function key, change it to a WM_CHAR message. */
4471 if (lispy_function_keys
[wParam
] == 0)
4473 DWORD modifiers
= construct_console_modifiers ();
4475 if (!NILP (Vw32_recognize_altgr
)
4476 && modifier_set (VK_LCONTROL
) && modifier_set (VK_RMENU
))
4478 /* Always let TranslateMessage handle AltGr key chords;
4479 for some reason, ToAscii doesn't always process AltGr
4480 chords correctly. */
4481 windows_translate
= 1;
4483 else if ((modifiers
& (~SHIFT_PRESSED
& ~CAPSLOCK_ON
)) != 0)
4485 /* Handle key chords including any modifiers other
4486 than shift directly, in order to preserve as much
4487 modifier information as possible. */
4488 if ('A' <= wParam
&& wParam
<= 'Z')
4490 /* Don't translate modified alphabetic keystrokes,
4491 so the user doesn't need to constantly switch
4492 layout to type control or meta keystrokes when
4493 the normal layout translates alphabetic
4494 characters to non-ascii characters. */
4495 if (!modifier_set (VK_SHIFT
))
4496 wParam
+= ('a' - 'A');
4501 /* Try to handle other keystrokes by determining the
4502 base character (ie. translating the base key plus
4506 KEY_EVENT_RECORD key
;
4508 key
.bKeyDown
= TRUE
;
4509 key
.wRepeatCount
= 1;
4510 key
.wVirtualKeyCode
= wParam
;
4511 key
.wVirtualScanCode
= (lParam
& 0xFF0000) >> 16;
4512 key
.uChar
.AsciiChar
= 0;
4513 key
.dwControlKeyState
= modifiers
;
4515 add
= w32_kbd_patch_key (&key
);
4516 /* 0 means an unrecognised keycode, negative means
4517 dead key. Ignore both. */
4520 /* Forward asciified character sequence. */
4521 post_character_message
4522 (hwnd
, WM_CHAR
, key
.uChar
.AsciiChar
, lParam
,
4523 w32_get_key_modifiers (wParam
, lParam
));
4524 w32_kbd_patch_key (&key
);
4531 /* Let TranslateMessage handle everything else. */
4532 windows_translate
= 1;
4538 if (windows_translate
)
4540 MSG windows_msg
= { hwnd
, msg
, wParam
, lParam
, 0, {0,0} };
4542 windows_msg
.time
= GetMessageTime ();
4543 TranslateMessage (&windows_msg
);
4551 post_character_message (hwnd
, msg
, wParam
, lParam
,
4552 w32_get_key_modifiers (wParam
, lParam
));
4555 /* Simulate middle mouse button events when left and right buttons
4556 are used together, but only if user has two button mouse. */
4557 case WM_LBUTTONDOWN
:
4558 case WM_RBUTTONDOWN
:
4559 if (XINT (Vw32_num_mouse_buttons
) > 2)
4560 goto handle_plain_button
;
4563 int this = (msg
== WM_LBUTTONDOWN
) ? LMOUSE
: RMOUSE
;
4564 int other
= (msg
== WM_LBUTTONDOWN
) ? RMOUSE
: LMOUSE
;
4566 if (button_state
& this)
4569 if (button_state
== 0)
4572 button_state
|= this;
4574 if (button_state
& other
)
4576 if (mouse_button_timer
)
4578 KillTimer (hwnd
, mouse_button_timer
);
4579 mouse_button_timer
= 0;
4581 /* Generate middle mouse event instead. */
4582 msg
= WM_MBUTTONDOWN
;
4583 button_state
|= MMOUSE
;
4585 else if (button_state
& MMOUSE
)
4587 /* Ignore button event if we've already generated a
4588 middle mouse down event. This happens if the
4589 user releases and press one of the two buttons
4590 after we've faked a middle mouse event. */
4595 /* Flush out saved message. */
4596 post_msg (&saved_mouse_button_msg
);
4598 wmsg
.dwModifiers
= w32_get_modifiers ();
4599 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4601 /* Clear message buffer. */
4602 saved_mouse_button_msg
.msg
.hwnd
= 0;
4606 /* Hold onto message for now. */
4607 mouse_button_timer
=
4608 SetTimer (hwnd
, MOUSE_BUTTON_ID
,
4609 XINT (Vw32_mouse_button_tolerance
), NULL
);
4610 saved_mouse_button_msg
.msg
.hwnd
= hwnd
;
4611 saved_mouse_button_msg
.msg
.message
= msg
;
4612 saved_mouse_button_msg
.msg
.wParam
= wParam
;
4613 saved_mouse_button_msg
.msg
.lParam
= lParam
;
4614 saved_mouse_button_msg
.msg
.time
= GetMessageTime ();
4615 saved_mouse_button_msg
.dwModifiers
= w32_get_modifiers ();
4622 if (XINT (Vw32_num_mouse_buttons
) > 2)
4623 goto handle_plain_button
;
4626 int this = (msg
== WM_LBUTTONUP
) ? LMOUSE
: RMOUSE
;
4627 int other
= (msg
== WM_LBUTTONUP
) ? RMOUSE
: LMOUSE
;
4629 if ((button_state
& this) == 0)
4632 button_state
&= ~this;
4634 if (button_state
& MMOUSE
)
4636 /* Only generate event when second button is released. */
4637 if ((button_state
& other
) == 0)
4640 button_state
&= ~MMOUSE
;
4642 if (button_state
) abort ();
4649 /* Flush out saved message if necessary. */
4650 if (saved_mouse_button_msg
.msg
.hwnd
)
4652 post_msg (&saved_mouse_button_msg
);
4655 wmsg
.dwModifiers
= w32_get_modifiers ();
4656 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4658 /* Always clear message buffer and cancel timer. */
4659 saved_mouse_button_msg
.msg
.hwnd
= 0;
4660 KillTimer (hwnd
, mouse_button_timer
);
4661 mouse_button_timer
= 0;
4663 if (button_state
== 0)
4668 case WM_XBUTTONDOWN
:
4670 if (w32_pass_extra_mouse_buttons_to_system
)
4672 /* else fall through and process them. */
4673 case WM_MBUTTONDOWN
:
4675 handle_plain_button
:
4680 if (parse_button (msg
, HIWORD (wParam
), &button
, &up
))
4682 if (up
) ReleaseCapture ();
4683 else SetCapture (hwnd
);
4684 button
= (button
== 0) ? LMOUSE
:
4685 ((button
== 1) ? MMOUSE
: RMOUSE
);
4687 button_state
&= ~button
;
4689 button_state
|= button
;
4693 wmsg
.dwModifiers
= w32_get_modifiers ();
4694 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4696 /* Need to return true for XBUTTON messages, false for others,
4697 to indicate that we processed the message. */
4698 return (msg
== WM_XBUTTONDOWN
|| msg
== WM_XBUTTONUP
);
4701 /* If the mouse has just moved into the frame, start tracking
4702 it, so we will be notified when it leaves the frame. Mouse
4703 tracking only works under W98 and NT4 and later. On earlier
4704 versions, there is no way of telling when the mouse leaves the
4705 frame, so we just have to put up with help-echo and mouse
4706 highlighting remaining while the frame is not active. */
4707 if (track_mouse_event_fn
&& !track_mouse_window
)
4709 TRACKMOUSEEVENT tme
;
4710 tme
.cbSize
= sizeof (tme
);
4711 tme
.dwFlags
= TME_LEAVE
;
4712 tme
.hwndTrack
= hwnd
;
4714 track_mouse_event_fn (&tme
);
4715 track_mouse_window
= hwnd
;
4718 if (XINT (Vw32_mouse_move_interval
) <= 0
4719 || (msg
== WM_MOUSEMOVE
&& button_state
== 0))
4721 wmsg
.dwModifiers
= w32_get_modifiers ();
4722 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4726 /* Hang onto mouse move and scroll messages for a bit, to avoid
4727 sending such events to Emacs faster than it can process them.
4728 If we get more events before the timer from the first message
4729 expires, we just replace the first message. */
4731 if (saved_mouse_move_msg
.msg
.hwnd
== 0)
4733 SetTimer (hwnd
, MOUSE_MOVE_ID
,
4734 XINT (Vw32_mouse_move_interval
), NULL
);
4736 /* Hold onto message for now. */
4737 saved_mouse_move_msg
.msg
.hwnd
= hwnd
;
4738 saved_mouse_move_msg
.msg
.message
= msg
;
4739 saved_mouse_move_msg
.msg
.wParam
= wParam
;
4740 saved_mouse_move_msg
.msg
.lParam
= lParam
;
4741 saved_mouse_move_msg
.msg
.time
= GetMessageTime ();
4742 saved_mouse_move_msg
.dwModifiers
= w32_get_modifiers ();
4747 wmsg
.dwModifiers
= w32_get_modifiers ();
4748 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4752 wmsg
.dwModifiers
= w32_get_modifiers ();
4753 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4757 /* Flush out saved messages if necessary. */
4758 if (wParam
== mouse_button_timer
)
4760 if (saved_mouse_button_msg
.msg
.hwnd
)
4762 post_msg (&saved_mouse_button_msg
);
4763 saved_mouse_button_msg
.msg
.hwnd
= 0;
4765 KillTimer (hwnd
, mouse_button_timer
);
4766 mouse_button_timer
= 0;
4768 else if (wParam
== mouse_move_timer
)
4770 if (saved_mouse_move_msg
.msg
.hwnd
)
4772 post_msg (&saved_mouse_move_msg
);
4773 saved_mouse_move_msg
.msg
.hwnd
= 0;
4775 KillTimer (hwnd
, mouse_move_timer
);
4776 mouse_move_timer
= 0;
4778 else if (wParam
== menu_free_timer
)
4780 KillTimer (hwnd
, menu_free_timer
);
4781 menu_free_timer
= 0;
4782 f
= x_window_to_frame (dpyinfo
, hwnd
);
4783 if (!f
->output_data
.w32
->menu_command_in_progress
)
4785 /* Free memory used by owner-drawn and help-echo strings. */
4786 w32_free_menu_strings (hwnd
);
4787 f
->output_data
.w32
->menubar_active
= 0;
4793 /* Windows doesn't send us focus messages when putting up and
4794 taking down a system popup dialog as for Ctrl-Alt-Del on Windows 95.
4795 The only indication we get that something happened is receiving
4796 this message afterwards. So this is a good time to reset our
4797 keyboard modifiers' state. */
4804 /* We must ensure menu bar is fully constructed and up to date
4805 before allowing user interaction with it. To achieve this
4806 we send this message to the lisp thread and wait for a
4807 reply (whose value is not actually needed) to indicate that
4808 the menu bar is now ready for use, so we can now return.
4810 To remain responsive in the meantime, we enter a nested message
4811 loop that can process all other messages.
4813 However, we skip all this if the message results from calling
4814 TrackPopupMenu - in fact, we must NOT attempt to send the lisp
4815 thread a message because it is blocked on us at this point. We
4816 set menubar_active before calling TrackPopupMenu to indicate
4817 this (there is no possibility of confusion with real menubar
4820 f
= x_window_to_frame (dpyinfo
, hwnd
);
4822 && (f
->output_data
.w32
->menubar_active
4823 /* We can receive this message even in the absence of a
4824 menubar (ie. when the system menu is activated) - in this
4825 case we do NOT want to forward the message, otherwise it
4826 will cause the menubar to suddenly appear when the user
4827 had requested it to be turned off! */
4828 || f
->output_data
.w32
->menubar_widget
== NULL
))
4832 deferred_msg msg_buf
;
4834 /* Detect if message has already been deferred; in this case
4835 we cannot return any sensible value to ignore this. */
4836 if (find_deferred_msg (hwnd
, msg
) != NULL
)
4839 return send_deferred_msg (&msg_buf
, hwnd
, msg
, wParam
, lParam
);
4842 case WM_EXITMENULOOP
:
4843 f
= x_window_to_frame (dpyinfo
, hwnd
);
4845 /* If a menu command is not already in progress, check again
4846 after a short delay, since Windows often (always?) sends the
4847 WM_EXITMENULOOP before the corresponding WM_COMMAND message. */
4848 if (f
&& !f
->output_data
.w32
->menu_command_in_progress
)
4849 menu_free_timer
= SetTimer (hwnd
, MENU_FREE_ID
, MENU_FREE_DELAY
, NULL
);
4853 /* Direct handling of help_echo in menus. Should be safe now
4854 that we generate the help_echo by placing a help event in the
4857 HMENU menu
= (HMENU
) lParam
;
4858 UINT menu_item
= (UINT
) LOWORD (wParam
);
4859 UINT flags
= (UINT
) HIWORD (wParam
);
4861 w32_menu_display_help (hwnd
, menu
, menu_item
, flags
);
4865 case WM_MEASUREITEM
:
4866 f
= x_window_to_frame (dpyinfo
, hwnd
);
4869 MEASUREITEMSTRUCT
* pMis
= (MEASUREITEMSTRUCT
*) lParam
;
4871 if (pMis
->CtlType
== ODT_MENU
)
4873 /* Work out dimensions for popup menu titles. */
4874 char * title
= (char *) pMis
->itemData
;
4875 HDC hdc
= GetDC (hwnd
);
4876 HFONT menu_font
= GetCurrentObject (hdc
, OBJ_FONT
);
4877 LOGFONT menu_logfont
;
4881 GetObject (menu_font
, sizeof (menu_logfont
), &menu_logfont
);
4882 menu_logfont
.lfWeight
= FW_BOLD
;
4883 menu_font
= CreateFontIndirect (&menu_logfont
);
4884 old_font
= SelectObject (hdc
, menu_font
);
4886 pMis
->itemHeight
= GetSystemMetrics (SM_CYMENUSIZE
);
4889 GetTextExtentPoint32 (hdc
, title
, strlen (title
), &size
);
4890 pMis
->itemWidth
= size
.cx
;
4891 if (pMis
->itemHeight
< size
.cy
)
4892 pMis
->itemHeight
= size
.cy
;
4895 pMis
->itemWidth
= 0;
4897 SelectObject (hdc
, old_font
);
4898 DeleteObject (menu_font
);
4899 ReleaseDC (hwnd
, hdc
);
4906 f
= x_window_to_frame (dpyinfo
, hwnd
);
4909 DRAWITEMSTRUCT
* pDis
= (DRAWITEMSTRUCT
*) lParam
;
4911 if (pDis
->CtlType
== ODT_MENU
)
4913 /* Draw popup menu title. */
4914 char * title
= (char *) pDis
->itemData
;
4917 HDC hdc
= pDis
->hDC
;
4918 HFONT menu_font
= GetCurrentObject (hdc
, OBJ_FONT
);
4919 LOGFONT menu_logfont
;
4922 GetObject (menu_font
, sizeof (menu_logfont
), &menu_logfont
);
4923 menu_logfont
.lfWeight
= FW_BOLD
;
4924 menu_font
= CreateFontIndirect (&menu_logfont
);
4925 old_font
= SelectObject (hdc
, menu_font
);
4927 /* Always draw title as if not selected. */
4930 + GetSystemMetrics (SM_CXMENUCHECK
),
4932 ETO_OPAQUE
, &pDis
->rcItem
,
4933 title
, strlen (title
), NULL
);
4935 SelectObject (hdc
, old_font
);
4936 DeleteObject (menu_font
);
4944 /* Still not right - can't distinguish between clicks in the
4945 client area of the frame from clicks forwarded from the scroll
4946 bars - may have to hook WM_NCHITTEST to remember the mouse
4947 position and then check if it is in the client area ourselves. */
4948 case WM_MOUSEACTIVATE
:
4949 /* Discard the mouse click that activates a frame, allowing the
4950 user to click anywhere without changing point (or worse!).
4951 Don't eat mouse clicks on scrollbars though!! */
4952 if (LOWORD (lParam
) == HTCLIENT
)
4953 return MA_ACTIVATEANDEAT
;
4958 /* No longer tracking mouse. */
4959 track_mouse_window
= NULL
;
4961 case WM_ACTIVATEAPP
:
4963 case WM_WINDOWPOSCHANGED
:
4965 /* Inform lisp thread that a frame might have just been obscured
4966 or exposed, so should recheck visibility of all frames. */
4967 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4971 dpyinfo
->faked_key
= 0;
4973 register_hot_keys (hwnd
);
4976 unregister_hot_keys (hwnd
);
4979 /* Relinquish the system caret. */
4980 if (w32_system_caret_hwnd
)
4982 w32_visible_system_caret_hwnd
= NULL
;
4983 w32_system_caret_hwnd
= NULL
;
4988 f
= x_window_to_frame (dpyinfo
, hwnd
);
4989 if (f
&& HIWORD (wParam
) == 0)
4991 f
->output_data
.w32
->menu_command_in_progress
= 1;
4992 if (menu_free_timer
)
4994 KillTimer (hwnd
, menu_free_timer
);
4995 menu_free_timer
= 0;
5001 wmsg
.dwModifiers
= w32_get_modifiers ();
5002 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
5006 wmsg
.dwModifiers
= w32_get_modifiers ();
5007 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
5010 case WM_WINDOWPOSCHANGING
:
5011 /* Don't restrict the sizing of tip frames. */
5012 if (hwnd
== tip_window
)
5016 LPWINDOWPOS lppos
= (WINDOWPOS
*) lParam
;
5018 wp
.length
= sizeof (WINDOWPLACEMENT
);
5019 GetWindowPlacement (hwnd
, &wp
);
5021 if (wp
.showCmd
!= SW_SHOWMINIMIZED
&& (lppos
->flags
& SWP_NOSIZE
) == 0)
5028 DWORD internal_border
;
5029 DWORD scrollbar_extra
;
5032 wp
.length
= sizeof(wp
);
5033 GetWindowRect (hwnd
, &wr
);
5037 font_width
= GetWindowLong (hwnd
, WND_FONTWIDTH_INDEX
);
5038 line_height
= GetWindowLong (hwnd
, WND_LINEHEIGHT_INDEX
);
5039 internal_border
= GetWindowLong (hwnd
, WND_BORDER_INDEX
);
5040 scrollbar_extra
= GetWindowLong (hwnd
, WND_SCROLLBAR_INDEX
);
5044 memset (&rect
, 0, sizeof (rect
));
5045 AdjustWindowRect (&rect
, GetWindowLong (hwnd
, GWL_STYLE
),
5046 GetMenu (hwnd
) != NULL
);
5048 /* Force width and height of client area to be exact
5049 multiples of the character cell dimensions. */
5050 wdiff
= (lppos
->cx
- (rect
.right
- rect
.left
)
5051 - 2 * internal_border
- scrollbar_extra
)
5053 hdiff
= (lppos
->cy
- (rect
.bottom
- rect
.top
)
5054 - 2 * internal_border
)
5059 /* For right/bottom sizing we can just fix the sizes.
5060 However for top/left sizing we will need to fix the X
5061 and Y positions as well. */
5066 if (wp
.showCmd
!= SW_SHOWMAXIMIZED
5067 && (lppos
->flags
& SWP_NOMOVE
) == 0)
5069 if (lppos
->x
!= wr
.left
|| lppos
->y
!= wr
.top
)
5076 lppos
->flags
|= SWP_NOMOVE
;
5087 case WM_GETMINMAXINFO
:
5088 /* Hack to correct bug that allows Emacs frames to be resized
5089 below the Minimum Tracking Size. */
5090 ((LPMINMAXINFO
) lParam
)->ptMinTrackSize
.y
++;
5091 /* Hack to allow resizing the Emacs frame above the screen size.
5092 Note that Windows 9x limits coordinates to 16-bits. */
5093 ((LPMINMAXINFO
) lParam
)->ptMaxTrackSize
.x
= 32767;
5094 ((LPMINMAXINFO
) lParam
)->ptMaxTrackSize
.y
= 32767;
5097 case WM_EMACS_CREATESCROLLBAR
:
5098 return (LRESULT
) w32_createscrollbar ((struct frame
*) wParam
,
5099 (struct scroll_bar
*) lParam
);
5101 case WM_EMACS_SHOWWINDOW
:
5102 return ShowWindow ((HWND
) wParam
, (WPARAM
) lParam
);
5104 case WM_EMACS_SETFOREGROUND
:
5106 HWND foreground_window
;
5107 DWORD foreground_thread
, retval
;
5109 /* On NT 5.0, and apparently Windows 98, it is necessary to
5110 attach to the thread that currently has focus in order to
5111 pull the focus away from it. */
5112 foreground_window
= GetForegroundWindow ();
5113 foreground_thread
= GetWindowThreadProcessId (foreground_window
, NULL
);
5114 if (!foreground_window
5115 || foreground_thread
== GetCurrentThreadId ()
5116 || !AttachThreadInput (GetCurrentThreadId (),
5117 foreground_thread
, TRUE
))
5118 foreground_thread
= 0;
5120 retval
= SetForegroundWindow ((HWND
) wParam
);
5122 /* Detach from the previous foreground thread. */
5123 if (foreground_thread
)
5124 AttachThreadInput (GetCurrentThreadId (),
5125 foreground_thread
, FALSE
);
5130 case WM_EMACS_SETWINDOWPOS
:
5132 WINDOWPOS
* pos
= (WINDOWPOS
*) wParam
;
5133 return SetWindowPos (hwnd
, pos
->hwndInsertAfter
,
5134 pos
->x
, pos
->y
, pos
->cx
, pos
->cy
, pos
->flags
);
5137 case WM_EMACS_DESTROYWINDOW
:
5138 DragAcceptFiles ((HWND
) wParam
, FALSE
);
5139 return DestroyWindow ((HWND
) wParam
);
5141 case WM_EMACS_HIDE_CARET
:
5142 return HideCaret (hwnd
);
5144 case WM_EMACS_SHOW_CARET
:
5145 return ShowCaret (hwnd
);
5147 case WM_EMACS_DESTROY_CARET
:
5148 w32_system_caret_hwnd
= NULL
;
5149 w32_visible_system_caret_hwnd
= NULL
;
5150 return DestroyCaret ();
5152 case WM_EMACS_TRACK_CARET
:
5153 /* If there is currently no system caret, create one. */
5154 if (w32_system_caret_hwnd
== NULL
)
5156 /* Use the default caret width, and avoid changing it
5157 unneccesarily, as it confuses screen reader software. */
5158 w32_system_caret_hwnd
= hwnd
;
5159 CreateCaret (hwnd
, NULL
, 0,
5160 w32_system_caret_height
);
5163 if (!SetCaretPos (w32_system_caret_x
, w32_system_caret_y
))
5165 /* Ensure visible caret gets turned on when requested. */
5166 else if (w32_use_visible_system_caret
5167 && w32_visible_system_caret_hwnd
!= hwnd
)
5169 w32_visible_system_caret_hwnd
= hwnd
;
5170 return ShowCaret (hwnd
);
5172 /* Ensure visible caret gets turned off when requested. */
5173 else if (!w32_use_visible_system_caret
5174 && w32_visible_system_caret_hwnd
)
5176 w32_visible_system_caret_hwnd
= NULL
;
5177 return HideCaret (hwnd
);
5182 case WM_EMACS_TRACKPOPUPMENU
:
5187 pos
= (POINT
*)lParam
;
5188 flags
= TPM_CENTERALIGN
;
5189 if (button_state
& LMOUSE
)
5190 flags
|= TPM_LEFTBUTTON
;
5191 else if (button_state
& RMOUSE
)
5192 flags
|= TPM_RIGHTBUTTON
;
5194 /* Remember we did a SetCapture on the initial mouse down event,
5195 so for safety, we make sure the capture is cancelled now. */
5199 /* Use menubar_active to indicate that WM_INITMENU is from
5200 TrackPopupMenu below, and should be ignored. */
5201 f
= x_window_to_frame (dpyinfo
, hwnd
);
5203 f
->output_data
.w32
->menubar_active
= 1;
5205 if (TrackPopupMenu ((HMENU
)wParam
, flags
, pos
->x
, pos
->y
,
5209 /* Eat any mouse messages during popupmenu */
5210 while (PeekMessage (&amsg
, hwnd
, WM_MOUSEFIRST
, WM_MOUSELAST
,
5212 /* Get the menu selection, if any */
5213 if (PeekMessage (&amsg
, hwnd
, WM_COMMAND
, WM_COMMAND
, PM_REMOVE
))
5215 retval
= LOWORD (amsg
.wParam
);
5231 /* Check for messages registered at runtime. */
5232 if (msg
== msh_mousewheel
)
5234 wmsg
.dwModifiers
= w32_get_modifiers ();
5235 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
5240 return DefWindowProc (hwnd
, msg
, wParam
, lParam
);
5244 /* The most common default return code for handled messages is 0. */
5249 my_create_window (f
)
5254 if (!PostThreadMessage (dwWindowsThreadId
, WM_EMACS_CREATEWINDOW
, (WPARAM
)f
, 0))
5256 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
5260 /* Create a tooltip window. Unlike my_create_window, we do not do this
5261 indirectly via the Window thread, as we do not need to process Window
5262 messages for the tooltip. Creating tooltips indirectly also creates
5263 deadlocks when tooltips are created for menu items. */
5265 my_create_tip_window (f
)
5270 rect
.left
= rect
.top
= 0;
5271 rect
.right
= PIXEL_WIDTH (f
);
5272 rect
.bottom
= PIXEL_HEIGHT (f
);
5274 AdjustWindowRect (&rect
, f
->output_data
.w32
->dwStyle
,
5275 FRAME_EXTERNAL_MENU_BAR (f
));
5277 tip_window
= FRAME_W32_WINDOW (f
)
5278 = CreateWindow (EMACS_CLASS
,
5280 f
->output_data
.w32
->dwStyle
,
5281 f
->output_data
.w32
->left_pos
,
5282 f
->output_data
.w32
->top_pos
,
5283 rect
.right
- rect
.left
,
5284 rect
.bottom
- rect
.top
,
5285 FRAME_W32_WINDOW (SELECTED_FRAME ()), /* owner */
5292 SetWindowLong (tip_window
, WND_FONTWIDTH_INDEX
, FONT_WIDTH (f
->output_data
.w32
->font
));
5293 SetWindowLong (tip_window
, WND_LINEHEIGHT_INDEX
, f
->output_data
.w32
->line_height
);
5294 SetWindowLong (tip_window
, WND_BORDER_INDEX
, f
->output_data
.w32
->internal_border_width
);
5295 SetWindowLong (tip_window
, WND_BACKGROUND_INDEX
, FRAME_BACKGROUND_PIXEL (f
));
5297 /* Tip frames have no scrollbars. */
5298 SetWindowLong (tip_window
, WND_SCROLLBAR_INDEX
, 0);
5300 /* Do this to discard the default setting specified by our parent. */
5301 ShowWindow (tip_window
, SW_HIDE
);
5306 /* Create and set up the w32 window for frame F. */
5309 w32_window (f
, window_prompting
, minibuffer_only
)
5311 long window_prompting
;
5312 int minibuffer_only
;
5316 /* Use the resource name as the top-level window name
5317 for looking up resources. Make a non-Lisp copy
5318 for the window manager, so GC relocation won't bother it.
5320 Elsewhere we specify the window name for the window manager. */
5323 char *str
= (char *) XSTRING (Vx_resource_name
)->data
;
5324 f
->namebuf
= (char *) xmalloc (strlen (str
) + 1);
5325 strcpy (f
->namebuf
, str
);
5328 my_create_window (f
);
5330 validate_x_resource_name ();
5332 /* x_set_name normally ignores requests to set the name if the
5333 requested name is the same as the current name. This is the one
5334 place where that assumption isn't correct; f->name is set, but
5335 the server hasn't been told. */
5338 int explicit = f
->explicit_name
;
5340 f
->explicit_name
= 0;
5343 x_set_name (f
, name
, explicit);
5348 if (!minibuffer_only
&& FRAME_EXTERNAL_MENU_BAR (f
))
5349 initialize_frame_menubar (f
);
5351 if (FRAME_W32_WINDOW (f
) == 0)
5352 error ("Unable to create window");
5355 /* Handle the icon stuff for this window. Perhaps later we might
5356 want an x_set_icon_position which can be called interactively as
5364 Lisp_Object icon_x
, icon_y
;
5366 /* Set the position of the icon. Note that Windows 95 groups all
5367 icons in the tray. */
5368 icon_x
= w32_get_arg (parms
, Qicon_left
, 0, 0, RES_TYPE_NUMBER
);
5369 icon_y
= w32_get_arg (parms
, Qicon_top
, 0, 0, RES_TYPE_NUMBER
);
5370 if (!EQ (icon_x
, Qunbound
) && !EQ (icon_y
, Qunbound
))
5372 CHECK_NUMBER (icon_x
);
5373 CHECK_NUMBER (icon_y
);
5375 else if (!EQ (icon_x
, Qunbound
) || !EQ (icon_y
, Qunbound
))
5376 error ("Both left and top icon corners of icon must be specified");
5380 if (! EQ (icon_x
, Qunbound
))
5381 x_wm_set_icon_position (f
, XINT (icon_x
), XINT (icon_y
));
5384 /* Start up iconic or window? */
5385 x_wm_set_window_state
5386 (f
, (EQ (w32_get_arg (parms
, Qvisibility
, 0, 0, RES_TYPE_SYMBOL
), Qicon
)
5390 x_text_icon (f
, (char *) XSTRING ((!NILP (f
->icon_name
)
5403 XGCValues gc_values
;
5407 /* Create the GC's of this frame.
5408 Note that many default values are used. */
5411 gc_values
.font
= f
->output_data
.w32
->font
;
5413 /* Cursor has cursor-color background, background-color foreground. */
5414 gc_values
.foreground
= FRAME_BACKGROUND_PIXEL (f
);
5415 gc_values
.background
= f
->output_data
.w32
->cursor_pixel
;
5416 f
->output_data
.w32
->cursor_gc
5417 = XCreateGC (NULL
, FRAME_W32_WINDOW (f
),
5418 (GCFont
| GCForeground
| GCBackground
),
5422 f
->output_data
.w32
->white_relief
.gc
= 0;
5423 f
->output_data
.w32
->black_relief
.gc
= 0;
5429 /* Handler for signals raised during x_create_frame and
5430 x_create_top_frame. FRAME is the frame which is partially
5434 unwind_create_frame (frame
)
5437 struct frame
*f
= XFRAME (frame
);
5439 /* If frame is ``official'', nothing to do. */
5440 if (!CONSP (Vframe_list
) || !EQ (XCAR (Vframe_list
), frame
))
5443 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
5446 x_free_frame_resources (f
);
5448 /* Check that reference counts are indeed correct. */
5449 xassert (dpyinfo
->reference_count
== dpyinfo_refcount
);
5450 xassert (dpyinfo
->image_cache
->refcount
== image_cache_refcount
);
5459 DEFUN ("x-create-frame", Fx_create_frame
, Sx_create_frame
,
5461 doc
: /* Make a new window, which is called a \"frame\" in Emacs terms.
5462 Returns an Emacs frame object.
5463 ALIST is an alist of frame parameters.
5464 If the parameters specify that the frame should not have a minibuffer,
5465 and do not specify a specific minibuffer window to use,
5466 then `default-minibuffer-frame' must be a frame whose minibuffer can
5467 be shared by the new frame.
5469 This function is an internal primitive--use `make-frame' instead. */)
5474 Lisp_Object frame
, tem
;
5476 int minibuffer_only
= 0;
5477 long window_prompting
= 0;
5479 int count
= BINDING_STACK_SIZE ();
5480 struct gcpro gcpro1
, gcpro2
, gcpro3
, gcpro4
;
5481 Lisp_Object display
;
5482 struct w32_display_info
*dpyinfo
= NULL
;
5488 /* Use this general default value to start with
5489 until we know if this frame has a specified name. */
5490 Vx_resource_name
= Vinvocation_name
;
5492 display
= w32_get_arg (parms
, Qdisplay
, 0, 0, RES_TYPE_STRING
);
5493 if (EQ (display
, Qunbound
))
5495 dpyinfo
= check_x_display_info (display
);
5497 kb
= dpyinfo
->kboard
;
5499 kb
= &the_only_kboard
;
5502 name
= w32_get_arg (parms
, Qname
, "name", "Name", RES_TYPE_STRING
);
5504 && ! EQ (name
, Qunbound
)
5506 error ("Invalid frame name--not a string or nil");
5509 Vx_resource_name
= name
;
5511 /* See if parent window is specified. */
5512 parent
= w32_get_arg (parms
, Qparent_id
, NULL
, NULL
, RES_TYPE_NUMBER
);
5513 if (EQ (parent
, Qunbound
))
5515 if (! NILP (parent
))
5516 CHECK_NUMBER (parent
);
5518 /* make_frame_without_minibuffer can run Lisp code and garbage collect. */
5519 /* No need to protect DISPLAY because that's not used after passing
5520 it to make_frame_without_minibuffer. */
5522 GCPRO4 (parms
, parent
, name
, frame
);
5523 tem
= w32_get_arg (parms
, Qminibuffer
, "minibuffer", "Minibuffer",
5525 if (EQ (tem
, Qnone
) || NILP (tem
))
5526 f
= make_frame_without_minibuffer (Qnil
, kb
, display
);
5527 else if (EQ (tem
, Qonly
))
5529 f
= make_minibuffer_frame ();
5530 minibuffer_only
= 1;
5532 else if (WINDOWP (tem
))
5533 f
= make_frame_without_minibuffer (tem
, kb
, display
);
5537 XSETFRAME (frame
, f
);
5539 /* Note that Windows does support scroll bars. */
5540 FRAME_CAN_HAVE_SCROLL_BARS (f
) = 1;
5541 /* By default, make scrollbars the system standard width. */
5542 f
->scroll_bar_pixel_width
= GetSystemMetrics (SM_CXVSCROLL
);
5544 f
->output_method
= output_w32
;
5545 f
->output_data
.w32
=
5546 (struct w32_output
*) xmalloc (sizeof (struct w32_output
));
5547 bzero (f
->output_data
.w32
, sizeof (struct w32_output
));
5548 FRAME_FONTSET (f
) = -1;
5549 record_unwind_protect (unwind_create_frame
, frame
);
5552 = w32_get_arg (parms
, Qicon_name
, "iconName", "Title", RES_TYPE_STRING
);
5553 if (! STRINGP (f
->icon_name
))
5554 f
->icon_name
= Qnil
;
5556 /* FRAME_W32_DISPLAY_INFO (f) = dpyinfo; */
5558 FRAME_KBOARD (f
) = kb
;
5561 /* Specify the parent under which to make this window. */
5565 f
->output_data
.w32
->parent_desc
= (Window
) XFASTINT (parent
);
5566 f
->output_data
.w32
->explicit_parent
= 1;
5570 f
->output_data
.w32
->parent_desc
= FRAME_W32_DISPLAY_INFO (f
)->root_window
;
5571 f
->output_data
.w32
->explicit_parent
= 0;
5574 /* Set the name; the functions to which we pass f expect the name to
5576 if (EQ (name
, Qunbound
) || NILP (name
))
5578 f
->name
= build_string (dpyinfo
->w32_id_name
);
5579 f
->explicit_name
= 0;
5584 f
->explicit_name
= 1;
5585 /* use the frame's title when getting resources for this frame. */
5586 specbind (Qx_resource_name
, name
);
5589 /* Extract the window parameters from the supplied values
5590 that are needed to determine window geometry. */
5594 font
= w32_get_arg (parms
, Qfont
, "font", "Font", RES_TYPE_STRING
);
5597 /* First, try whatever font the caller has specified. */
5600 tem
= Fquery_fontset (font
, Qnil
);
5602 font
= x_new_fontset (f
, XSTRING (tem
)->data
);
5604 font
= x_new_font (f
, XSTRING (font
)->data
);
5606 /* Try out a font which we hope has bold and italic variations. */
5607 if (!STRINGP (font
))
5608 font
= x_new_font (f
, "-*-Courier New-normal-r-*-*-*-100-*-*-c-*-iso8859-1");
5609 if (! STRINGP (font
))
5610 font
= x_new_font (f
, "-*-Courier-normal-r-*-*-13-*-*-*-c-*-iso8859-1");
5611 /* If those didn't work, look for something which will at least work. */
5612 if (! STRINGP (font
))
5613 font
= x_new_font (f
, "-*-Fixedsys-normal-r-*-*-12-*-*-*-c-*-iso8859-1");
5615 if (! STRINGP (font
))
5616 font
= build_string ("Fixedsys");
5618 x_default_parameter (f
, parms
, Qfont
, font
,
5619 "font", "Font", RES_TYPE_STRING
);
5622 x_default_parameter (f
, parms
, Qborder_width
, make_number (2),
5623 "borderWidth", "BorderWidth", RES_TYPE_NUMBER
);
5624 /* This defaults to 2 in order to match xterm. We recognize either
5625 internalBorderWidth or internalBorder (which is what xterm calls
5627 if (NILP (Fassq (Qinternal_border_width
, parms
)))
5631 value
= w32_get_arg (parms
, Qinternal_border_width
,
5632 "internalBorder", "InternalBorder", RES_TYPE_NUMBER
);
5633 if (! EQ (value
, Qunbound
))
5634 parms
= Fcons (Fcons (Qinternal_border_width
, value
),
5637 /* Default internalBorderWidth to 0 on Windows to match other programs. */
5638 x_default_parameter (f
, parms
, Qinternal_border_width
, make_number (0),
5639 "internalBorderWidth", "InternalBorder", RES_TYPE_NUMBER
);
5640 x_default_parameter (f
, parms
, Qvertical_scroll_bars
, Qright
,
5641 "verticalScrollBars", "ScrollBars", RES_TYPE_SYMBOL
);
5643 /* Also do the stuff which must be set before the window exists. */
5644 x_default_parameter (f
, parms
, Qforeground_color
, build_string ("black"),
5645 "foreground", "Foreground", RES_TYPE_STRING
);
5646 x_default_parameter (f
, parms
, Qbackground_color
, build_string ("white"),
5647 "background", "Background", RES_TYPE_STRING
);
5648 x_default_parameter (f
, parms
, Qmouse_color
, build_string ("black"),
5649 "pointerColor", "Foreground", RES_TYPE_STRING
);
5650 x_default_parameter (f
, parms
, Qcursor_color
, build_string ("black"),
5651 "cursorColor", "Foreground", RES_TYPE_STRING
);
5652 x_default_parameter (f
, parms
, Qborder_color
, build_string ("black"),
5653 "borderColor", "BorderColor", RES_TYPE_STRING
);
5654 x_default_parameter (f
, parms
, Qscreen_gamma
, Qnil
,
5655 "screenGamma", "ScreenGamma", RES_TYPE_FLOAT
);
5656 x_default_parameter (f
, parms
, Qline_spacing
, Qnil
,
5657 "lineSpacing", "LineSpacing", RES_TYPE_NUMBER
);
5658 x_default_parameter (f
, parms
, Qleft_fringe
, Qnil
,
5659 "leftFringe", "LeftFringe", RES_TYPE_NUMBER
);
5660 x_default_parameter (f
, parms
, Qright_fringe
, Qnil
,
5661 "rightFringe", "RightFringe", RES_TYPE_NUMBER
);
5664 /* Init faces before x_default_parameter is called for scroll-bar
5665 parameters because that function calls x_set_scroll_bar_width,
5666 which calls change_frame_size, which calls Fset_window_buffer,
5667 which runs hooks, which call Fvertical_motion. At the end, we
5668 end up in init_iterator with a null face cache, which should not
5670 init_frame_faces (f
);
5672 x_default_parameter (f
, parms
, Qmenu_bar_lines
, make_number (1),
5673 "menuBar", "MenuBar", RES_TYPE_NUMBER
);
5674 x_default_parameter (f
, parms
, Qtool_bar_lines
, make_number (0),
5675 "toolBar", "ToolBar", RES_TYPE_NUMBER
);
5676 x_default_parameter (f
, parms
, Qbuffer_predicate
, Qnil
,
5677 "bufferPredicate", "BufferPredicate", RES_TYPE_SYMBOL
);
5678 x_default_parameter (f
, parms
, Qtitle
, Qnil
,
5679 "title", "Title", RES_TYPE_STRING
);
5680 x_default_parameter (f
, parms
, Qfullscreen
, Qnil
,
5681 "fullscreen", "Fullscreen", RES_TYPE_SYMBOL
);
5683 f
->output_data
.w32
->dwStyle
= WS_OVERLAPPEDWINDOW
;
5684 f
->output_data
.w32
->parent_desc
= FRAME_W32_DISPLAY_INFO (f
)->root_window
;
5686 /* Add the tool-bar height to the initial frame height so that the
5687 user gets a text display area of the size he specified with -g or
5688 via .Xdefaults. Later changes of the tool-bar height don't
5689 change the frame size. This is done so that users can create
5690 tall Emacs frames without having to guess how tall the tool-bar
5692 if (FRAME_TOOL_BAR_LINES (f
))
5694 int margin
, relief
, bar_height
;
5696 relief
= (tool_bar_button_relief
>= 0
5697 ? tool_bar_button_relief
5698 : DEFAULT_TOOL_BAR_BUTTON_RELIEF
);
5700 if (INTEGERP (Vtool_bar_button_margin
)
5701 && XINT (Vtool_bar_button_margin
) > 0)
5702 margin
= XFASTINT (Vtool_bar_button_margin
);
5703 else if (CONSP (Vtool_bar_button_margin
)
5704 && INTEGERP (XCDR (Vtool_bar_button_margin
))
5705 && XINT (XCDR (Vtool_bar_button_margin
)) > 0)
5706 margin
= XFASTINT (XCDR (Vtool_bar_button_margin
));
5710 bar_height
= DEFAULT_TOOL_BAR_IMAGE_HEIGHT
+ 2 * margin
+ 2 * relief
;
5711 f
->height
+= (bar_height
+ CANON_Y_UNIT (f
) - 1) / CANON_Y_UNIT (f
);
5714 window_prompting
= x_figure_window_size (f
, parms
);
5716 if (window_prompting
& XNegative
)
5718 if (window_prompting
& YNegative
)
5719 f
->output_data
.w32
->win_gravity
= SouthEastGravity
;
5721 f
->output_data
.w32
->win_gravity
= NorthEastGravity
;
5725 if (window_prompting
& YNegative
)
5726 f
->output_data
.w32
->win_gravity
= SouthWestGravity
;
5728 f
->output_data
.w32
->win_gravity
= NorthWestGravity
;
5731 f
->output_data
.w32
->size_hint_flags
= window_prompting
;
5733 tem
= w32_get_arg (parms
, Qunsplittable
, 0, 0, RES_TYPE_BOOLEAN
);
5734 f
->no_split
= minibuffer_only
|| EQ (tem
, Qt
);
5736 w32_window (f
, window_prompting
, minibuffer_only
);
5741 /* Now consider the frame official. */
5742 FRAME_W32_DISPLAY_INFO (f
)->reference_count
++;
5743 Vframe_list
= Fcons (frame
, Vframe_list
);
5745 /* We need to do this after creating the window, so that the
5746 icon-creation functions can say whose icon they're describing. */
5747 x_default_parameter (f
, parms
, Qicon_type
, Qnil
,
5748 "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL
);
5750 x_default_parameter (f
, parms
, Qauto_raise
, Qnil
,
5751 "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN
);
5752 x_default_parameter (f
, parms
, Qauto_lower
, Qnil
,
5753 "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN
);
5754 x_default_parameter (f
, parms
, Qcursor_type
, Qbox
,
5755 "cursorType", "CursorType", RES_TYPE_SYMBOL
);
5756 x_default_parameter (f
, parms
, Qscroll_bar_width
, Qnil
,
5757 "scrollBarWidth", "ScrollBarWidth", RES_TYPE_NUMBER
);
5759 /* Dimensions, especially f->height, must be done via change_frame_size.
5760 Change will not be effected unless different from the current
5766 SET_FRAME_WIDTH (f
, 0);
5767 change_frame_size (f
, height
, width
, 1, 0, 0);
5769 /* Tell the server what size and position, etc, we want, and how
5770 badly we want them. This should be done after we have the menu
5771 bar so that its size can be taken into account. */
5773 x_wm_set_size_hint (f
, window_prompting
, 0);
5776 /* Avoid a bug that causes the new frame to never become visible if
5777 an echo area message is displayed during the following call1. */
5778 specbind(Qredisplay_dont_pause
, Qt
);
5780 /* Set up faces after all frame parameters are known. This call
5781 also merges in face attributes specified for new frames. If we
5782 don't do this, the `menu' face for instance won't have the right
5783 colors, and the menu bar won't appear in the specified colors for
5785 call1 (Qface_set_after_frame_default
, frame
);
5787 /* Make the window appear on the frame and enable display, unless
5788 the caller says not to. However, with explicit parent, Emacs
5789 cannot control visibility, so don't try. */
5790 if (! f
->output_data
.w32
->explicit_parent
)
5792 Lisp_Object visibility
;
5794 visibility
= w32_get_arg (parms
, Qvisibility
, 0, 0, RES_TYPE_SYMBOL
);
5795 if (EQ (visibility
, Qunbound
))
5798 if (EQ (visibility
, Qicon
))
5799 x_iconify_frame (f
);
5800 else if (! NILP (visibility
))
5801 x_make_frame_visible (f
);
5803 /* Must have been Qnil. */
5808 /* Make sure windows on this frame appear in calls to next-window
5809 and similar functions. */
5810 Vwindow_list
= Qnil
;
5812 return unbind_to (count
, frame
);
5815 /* FRAME is used only to get a handle on the X display. We don't pass the
5816 display info directly because we're called from frame.c, which doesn't
5817 know about that structure. */
5819 x_get_focus_frame (frame
)
5820 struct frame
*frame
;
5822 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (frame
);
5824 if (! dpyinfo
->w32_focus_frame
)
5827 XSETFRAME (xfocus
, dpyinfo
->w32_focus_frame
);
5831 DEFUN ("w32-focus-frame", Fw32_focus_frame
, Sw32_focus_frame
, 1, 1, 0,
5832 doc
: /* Give FRAME input focus, raising to foreground if necessary. */)
5836 x_focus_on_frame (check_x_frame (frame
));
5841 /* Return the charset portion of a font name. */
5842 char * xlfd_charset_of_font (char * fontname
)
5844 char *charset
, *encoding
;
5846 encoding
= strrchr(fontname
, '-');
5847 if (!encoding
|| encoding
== fontname
)
5850 for (charset
= encoding
- 1; charset
>= fontname
; charset
--)
5851 if (*charset
== '-')
5854 if (charset
== fontname
|| strcmp(charset
, "-*-*") == 0)
5860 struct font_info
*w32_load_bdf_font (struct frame
*f
, char *fontname
,
5861 int size
, char* filename
);
5862 static Lisp_Object
w32_list_bdf_fonts (Lisp_Object pattern
, int max_names
);
5863 static BOOL
w32_to_x_font (LOGFONT
* lplf
, char * lpxstr
, int len
,
5865 static BOOL
x_to_w32_font (char *lpxstr
, LOGFONT
*lplogfont
);
5867 static struct font_info
*
5868 w32_load_system_font (f
,fontname
,size
)
5873 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
5874 Lisp_Object font_names
;
5876 /* Get a list of all the fonts that match this name. Once we
5877 have a list of matching fonts, we compare them against the fonts
5878 we already have loaded by comparing names. */
5879 font_names
= w32_list_fonts (f
, build_string (fontname
), size
, 100);
5881 if (!NILP (font_names
))
5886 /* First check if any are already loaded, as that is cheaper
5887 than loading another one. */
5888 for (i
= 0; i
< dpyinfo
->n_fonts
; i
++)
5889 for (tail
= font_names
; CONSP (tail
); tail
= XCDR (tail
))
5890 if (dpyinfo
->font_table
[i
].name
5891 && (!strcmp (dpyinfo
->font_table
[i
].name
,
5892 XSTRING (XCAR (tail
))->data
)
5893 || !strcmp (dpyinfo
->font_table
[i
].full_name
,
5894 XSTRING (XCAR (tail
))->data
)))
5895 return (dpyinfo
->font_table
+ i
);
5897 fontname
= (char *) XSTRING (XCAR (font_names
))->data
;
5899 else if (w32_strict_fontnames
)
5901 /* If EnumFontFamiliesEx was available, we got a full list of
5902 fonts back so stop now to avoid the possibility of loading a
5903 random font. If we had to fall back to EnumFontFamilies, the
5904 list is incomplete, so continue whether the font we want was
5906 HMODULE gdi32
= GetModuleHandle ("gdi32.dll");
5907 FARPROC enum_font_families_ex
5908 = GetProcAddress (gdi32
, "EnumFontFamiliesExA");
5909 if (enum_font_families_ex
)
5913 /* Load the font and add it to the table. */
5915 char *full_name
, *encoding
, *charset
;
5917 struct font_info
*fontp
;
5923 if (!fontname
|| !x_to_w32_font (fontname
, &lf
))
5926 if (!*lf
.lfFaceName
)
5927 /* If no name was specified for the font, we get a random font
5928 from CreateFontIndirect - this is not particularly
5929 desirable, especially since CreateFontIndirect does not
5930 fill out the missing name in lf, so we never know what we
5934 /* Specify anti-aliasing to prevent Cleartype fonts being used,
5935 since those fonts leave garbage behind. */
5936 lf
.lfQuality
= ANTIALIASED_QUALITY
;
5938 font
= (XFontStruct
*) xmalloc (sizeof (XFontStruct
));
5939 bzero (font
, sizeof (*font
));
5941 /* Set bdf to NULL to indicate that this is a Windows font. */
5946 font
->hfont
= CreateFontIndirect (&lf
);
5948 if (font
->hfont
== NULL
)
5957 codepage
= w32_codepage_for_font (fontname
);
5959 hdc
= GetDC (dpyinfo
->root_window
);
5960 oldobj
= SelectObject (hdc
, font
->hfont
);
5962 ok
= GetTextMetrics (hdc
, &font
->tm
);
5963 if (codepage
== CP_UNICODE
)
5964 font
->double_byte_p
= 1;
5967 /* Unfortunately, some fonts (eg. MingLiU, a big5 ttf font)
5968 don't report themselves as double byte fonts, when
5969 patently they are. So instead of trusting
5970 GetFontLanguageInfo, we check the properties of the
5971 codepage directly, since that is ultimately what we are
5972 working from anyway. */
5973 /* font->double_byte_p = GetFontLanguageInfo(hdc) & GCP_DBCS; */
5975 GetCPInfo (codepage
, &cpi
);
5976 font
->double_byte_p
= cpi
.MaxCharSize
> 1;
5979 SelectObject (hdc
, oldobj
);
5980 ReleaseDC (dpyinfo
->root_window
, hdc
);
5981 /* Fill out details in lf according to the font that was
5983 lf
.lfHeight
= font
->tm
.tmInternalLeading
- font
->tm
.tmHeight
;
5984 lf
.lfWidth
= font
->tm
.tmAveCharWidth
;
5985 lf
.lfWeight
= font
->tm
.tmWeight
;
5986 lf
.lfItalic
= font
->tm
.tmItalic
;
5987 lf
.lfCharSet
= font
->tm
.tmCharSet
;
5988 lf
.lfPitchAndFamily
= ((font
->tm
.tmPitchAndFamily
& TMPF_FIXED_PITCH
)
5989 ? VARIABLE_PITCH
: FIXED_PITCH
);
5990 lf
.lfOutPrecision
= ((font
->tm
.tmPitchAndFamily
& TMPF_VECTOR
)
5991 ? OUT_STROKE_PRECIS
: OUT_STRING_PRECIS
);
5993 w32_cache_char_metrics (font
);
6000 w32_unload_font (dpyinfo
, font
);
6004 /* Find a free slot in the font table. */
6005 for (i
= 0; i
< dpyinfo
->n_fonts
; ++i
)
6006 if (dpyinfo
->font_table
[i
].name
== NULL
)
6009 /* If no free slot found, maybe enlarge the font table. */
6010 if (i
== dpyinfo
->n_fonts
6011 && dpyinfo
->n_fonts
== dpyinfo
->font_table_size
)
6014 dpyinfo
->font_table_size
= max (16, 2 * dpyinfo
->font_table_size
);
6015 sz
= dpyinfo
->font_table_size
* sizeof *dpyinfo
->font_table
;
6017 = (struct font_info
*) xrealloc (dpyinfo
->font_table
, sz
);
6020 fontp
= dpyinfo
->font_table
+ i
;
6021 if (i
== dpyinfo
->n_fonts
)
6024 /* Now fill in the slots of *FONTP. */
6027 fontp
->font_idx
= i
;
6028 fontp
->name
= (char *) xmalloc (strlen (fontname
) + 1);
6029 bcopy (fontname
, fontp
->name
, strlen (fontname
) + 1);
6031 charset
= xlfd_charset_of_font (fontname
);
6033 /* Cache the W32 codepage for a font. This makes w32_encode_char
6034 (called for every glyph during redisplay) much faster. */
6035 fontp
->codepage
= codepage
;
6037 /* Work out the font's full name. */
6038 full_name
= (char *)xmalloc (100);
6039 if (full_name
&& w32_to_x_font (&lf
, full_name
, 100, charset
))
6040 fontp
->full_name
= full_name
;
6043 /* If all else fails - just use the name we used to load it. */
6045 fontp
->full_name
= fontp
->name
;
6048 fontp
->size
= FONT_WIDTH (font
);
6049 fontp
->height
= FONT_HEIGHT (font
);
6051 /* The slot `encoding' specifies how to map a character
6052 code-points (0x20..0x7F or 0x2020..0x7F7F) of each charset to
6053 the font code-points (0:0x20..0x7F, 1:0xA0..0xFF), or
6054 (0:0x20..0x7F, 1:0xA0..0xFF,
6055 (0:0x2020..0x7F7F, 1:0xA0A0..0xFFFF, 3:0x20A0..0x7FFF,
6056 2:0xA020..0xFF7F). For the moment, we don't know which charset
6057 uses this font. So, we set information in fontp->encoding[1]
6058 which is never used by any charset. If mapping can't be
6059 decided, set FONT_ENCODING_NOT_DECIDED. */
6061 /* SJIS fonts need to be set to type 4, all others seem to work as
6062 type FONT_ENCODING_NOT_DECIDED. */
6063 encoding
= strrchr (fontp
->name
, '-');
6064 if (encoding
&& strnicmp (encoding
+1, "sjis", 4) == 0)
6065 fontp
->encoding
[1] = 4;
6067 fontp
->encoding
[1] = FONT_ENCODING_NOT_DECIDED
;
6069 /* The following three values are set to 0 under W32, which is
6070 what they get set to if XGetFontProperty fails under X. */
6071 fontp
->baseline_offset
= 0;
6072 fontp
->relative_compose
= 0;
6073 fontp
->default_ascent
= 0;
6075 /* Set global flag fonts_changed_p to non-zero if the font loaded
6076 has a character with a smaller width than any other character
6077 before, or if the font loaded has a smaller height than any
6078 other font loaded before. If this happens, it will make a
6079 glyph matrix reallocation necessary. */
6080 fonts_changed_p
|= x_compute_min_glyph_bounds (f
);
6086 /* Load font named FONTNAME of size SIZE for frame F, and return a
6087 pointer to the structure font_info while allocating it dynamically.
6088 If loading fails, return NULL. */
6090 w32_load_font (f
,fontname
,size
)
6095 Lisp_Object bdf_fonts
;
6096 struct font_info
*retval
= NULL
;
6098 bdf_fonts
= w32_list_bdf_fonts (build_string (fontname
), 1);
6100 while (!retval
&& CONSP (bdf_fonts
))
6102 char *bdf_name
, *bdf_file
;
6103 Lisp_Object bdf_pair
;
6105 bdf_name
= XSTRING (XCAR (bdf_fonts
))->data
;
6106 bdf_pair
= Fassoc (XCAR (bdf_fonts
), Vw32_bdf_filename_alist
);
6107 bdf_file
= XSTRING (XCDR (bdf_pair
))->data
;
6109 retval
= w32_load_bdf_font (f
, bdf_name
, size
, bdf_file
);
6111 bdf_fonts
= XCDR (bdf_fonts
);
6117 return w32_load_system_font(f
, fontname
, size
);
6122 w32_unload_font (dpyinfo
, font
)
6123 struct w32_display_info
*dpyinfo
;
6128 if (font
->per_char
) xfree (font
->per_char
);
6129 if (font
->bdf
) w32_free_bdf_font (font
->bdf
);
6131 if (font
->hfont
) DeleteObject(font
->hfont
);
6136 /* The font conversion stuff between x and w32 */
6138 /* X font string is as follows (from faces.el)
6142 * (weight "\\(bold\\|demibold\\|medium\\)") ; 1
6143 * (weight\? "\\([^-]*\\)") ; 1
6144 * (slant "\\([ior]\\)") ; 2
6145 * (slant\? "\\([^-]?\\)") ; 2
6146 * (swidth "\\([^-]*\\)") ; 3
6147 * (adstyle "[^-]*") ; 4
6148 * (pixelsize "[0-9]+")
6149 * (pointsize "[0-9][0-9]+")
6150 * (resx "[0-9][0-9]+")
6151 * (resy "[0-9][0-9]+")
6152 * (spacing "[cmp?*]")
6153 * (avgwidth "[0-9]+")
6154 * (registry "[^-]+")
6155 * (encoding "[^-]+")
6160 x_to_w32_weight (lpw
)
6163 if (!lpw
) return (FW_DONTCARE
);
6165 if (stricmp (lpw
,"heavy") == 0) return FW_HEAVY
;
6166 else if (stricmp (lpw
,"extrabold") == 0) return FW_EXTRABOLD
;
6167 else if (stricmp (lpw
,"bold") == 0) return FW_BOLD
;
6168 else if (stricmp (lpw
,"demibold") == 0) return FW_SEMIBOLD
;
6169 else if (stricmp (lpw
,"semibold") == 0) return FW_SEMIBOLD
;
6170 else if (stricmp (lpw
,"medium") == 0) return FW_MEDIUM
;
6171 else if (stricmp (lpw
,"normal") == 0) return FW_NORMAL
;
6172 else if (stricmp (lpw
,"light") == 0) return FW_LIGHT
;
6173 else if (stricmp (lpw
,"extralight") == 0) return FW_EXTRALIGHT
;
6174 else if (stricmp (lpw
,"thin") == 0) return FW_THIN
;
6181 w32_to_x_weight (fnweight
)
6184 if (fnweight
>= FW_HEAVY
) return "heavy";
6185 if (fnweight
>= FW_EXTRABOLD
) return "extrabold";
6186 if (fnweight
>= FW_BOLD
) return "bold";
6187 if (fnweight
>= FW_SEMIBOLD
) return "demibold";
6188 if (fnweight
>= FW_MEDIUM
) return "medium";
6189 if (fnweight
>= FW_NORMAL
) return "normal";
6190 if (fnweight
>= FW_LIGHT
) return "light";
6191 if (fnweight
>= FW_EXTRALIGHT
) return "extralight";
6192 if (fnweight
>= FW_THIN
) return "thin";
6198 x_to_w32_charset (lpcs
)
6201 Lisp_Object this_entry
, w32_charset
;
6203 int len
= strlen (lpcs
);
6205 /* Support "*-#nnn" format for unknown charsets. */
6206 if (strncmp (lpcs
, "*-#", 3) == 0)
6207 return atoi (lpcs
+ 3);
6209 /* Handle wildcards by ignoring them; eg. treat "big5*-*" as "big5". */
6210 charset
= alloca (len
+ 1);
6211 strcpy (charset
, lpcs
);
6212 lpcs
= strchr (charset
, '*');
6216 /* Look through w32-charset-info-alist for the character set.
6217 Format of each entry is
6218 (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)).
6220 this_entry
= Fassoc (build_string(charset
), Vw32_charset_info_alist
);
6222 if (NILP(this_entry
))
6224 /* At startup, we want iso8859-1 fonts to come up properly. */
6225 if (stricmp(charset
, "iso8859-1") == 0)
6226 return ANSI_CHARSET
;
6228 return DEFAULT_CHARSET
;
6231 w32_charset
= Fcar (Fcdr (this_entry
));
6233 /* Translate Lisp symbol to number. */
6234 if (w32_charset
== Qw32_charset_ansi
)
6235 return ANSI_CHARSET
;
6236 if (w32_charset
== Qw32_charset_symbol
)
6237 return SYMBOL_CHARSET
;
6238 if (w32_charset
== Qw32_charset_shiftjis
)
6239 return SHIFTJIS_CHARSET
;
6240 if (w32_charset
== Qw32_charset_hangeul
)
6241 return HANGEUL_CHARSET
;
6242 if (w32_charset
== Qw32_charset_chinesebig5
)
6243 return CHINESEBIG5_CHARSET
;
6244 if (w32_charset
== Qw32_charset_gb2312
)
6245 return GB2312_CHARSET
;
6246 if (w32_charset
== Qw32_charset_oem
)
6248 #ifdef JOHAB_CHARSET
6249 if (w32_charset
== Qw32_charset_johab
)
6250 return JOHAB_CHARSET
;
6251 if (w32_charset
== Qw32_charset_easteurope
)
6252 return EASTEUROPE_CHARSET
;
6253 if (w32_charset
== Qw32_charset_turkish
)
6254 return TURKISH_CHARSET
;
6255 if (w32_charset
== Qw32_charset_baltic
)
6256 return BALTIC_CHARSET
;
6257 if (w32_charset
== Qw32_charset_russian
)
6258 return RUSSIAN_CHARSET
;
6259 if (w32_charset
== Qw32_charset_arabic
)
6260 return ARABIC_CHARSET
;
6261 if (w32_charset
== Qw32_charset_greek
)
6262 return GREEK_CHARSET
;
6263 if (w32_charset
== Qw32_charset_hebrew
)
6264 return HEBREW_CHARSET
;
6265 if (w32_charset
== Qw32_charset_vietnamese
)
6266 return VIETNAMESE_CHARSET
;
6267 if (w32_charset
== Qw32_charset_thai
)
6268 return THAI_CHARSET
;
6269 if (w32_charset
== Qw32_charset_mac
)
6271 #endif /* JOHAB_CHARSET */
6272 #ifdef UNICODE_CHARSET
6273 if (w32_charset
== Qw32_charset_unicode
)
6274 return UNICODE_CHARSET
;
6277 return DEFAULT_CHARSET
;
6282 w32_to_x_charset (fncharset
)
6285 static char buf
[32];
6286 Lisp_Object charset_type
;
6291 /* Handle startup case of w32-charset-info-alist not
6292 being set up yet. */
6293 if (NILP(Vw32_charset_info_alist
))
6295 charset_type
= Qw32_charset_ansi
;
6297 case DEFAULT_CHARSET
:
6298 charset_type
= Qw32_charset_default
;
6300 case SYMBOL_CHARSET
:
6301 charset_type
= Qw32_charset_symbol
;
6303 case SHIFTJIS_CHARSET
:
6304 charset_type
= Qw32_charset_shiftjis
;
6306 case HANGEUL_CHARSET
:
6307 charset_type
= Qw32_charset_hangeul
;
6309 case GB2312_CHARSET
:
6310 charset_type
= Qw32_charset_gb2312
;
6312 case CHINESEBIG5_CHARSET
:
6313 charset_type
= Qw32_charset_chinesebig5
;
6316 charset_type
= Qw32_charset_oem
;
6319 /* More recent versions of Windows (95 and NT4.0) define more
6321 #ifdef EASTEUROPE_CHARSET
6322 case EASTEUROPE_CHARSET
:
6323 charset_type
= Qw32_charset_easteurope
;
6325 case TURKISH_CHARSET
:
6326 charset_type
= Qw32_charset_turkish
;
6328 case BALTIC_CHARSET
:
6329 charset_type
= Qw32_charset_baltic
;
6331 case RUSSIAN_CHARSET
:
6332 charset_type
= Qw32_charset_russian
;
6334 case ARABIC_CHARSET
:
6335 charset_type
= Qw32_charset_arabic
;
6338 charset_type
= Qw32_charset_greek
;
6340 case HEBREW_CHARSET
:
6341 charset_type
= Qw32_charset_hebrew
;
6343 case VIETNAMESE_CHARSET
:
6344 charset_type
= Qw32_charset_vietnamese
;
6347 charset_type
= Qw32_charset_thai
;
6350 charset_type
= Qw32_charset_mac
;
6353 charset_type
= Qw32_charset_johab
;
6357 #ifdef UNICODE_CHARSET
6358 case UNICODE_CHARSET
:
6359 charset_type
= Qw32_charset_unicode
;
6363 /* Encode numerical value of unknown charset. */
6364 sprintf (buf
, "*-#%u", fncharset
);
6370 char * best_match
= NULL
;
6372 /* Look through w32-charset-info-alist for the character set.
6373 Prefer ISO codepages, and prefer lower numbers in the ISO
6374 range. Only return charsets for codepages which are installed.
6376 Format of each entry is
6377 (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)).
6379 for (rest
= Vw32_charset_info_alist
; CONSP (rest
); rest
= XCDR (rest
))
6382 Lisp_Object w32_charset
;
6383 Lisp_Object codepage
;
6385 Lisp_Object this_entry
= XCAR (rest
);
6387 /* Skip invalid entries in alist. */
6388 if (!CONSP (this_entry
) || !STRINGP (XCAR (this_entry
))
6389 || !CONSP (XCDR (this_entry
))
6390 || !SYMBOLP (XCAR (XCDR (this_entry
))))
6393 x_charset
= XSTRING (XCAR (this_entry
))->data
;
6394 w32_charset
= XCAR (XCDR (this_entry
));
6395 codepage
= XCDR (XCDR (this_entry
));
6397 /* Look for Same charset and a valid codepage (or non-int
6398 which means ignore). */
6399 if (w32_charset
== charset_type
6400 && (!INTEGERP (codepage
) || codepage
== CP_DEFAULT
6401 || IsValidCodePage (XINT (codepage
))))
6403 /* If we don't have a match already, then this is the
6406 best_match
= x_charset
;
6407 /* If this is an ISO codepage, and the best so far isn't,
6408 then this is better. */
6409 else if (strnicmp (best_match
, "iso", 3) != 0
6410 && strnicmp (x_charset
, "iso", 3) == 0)
6411 best_match
= x_charset
;
6412 /* If both are ISO8859 codepages, choose the one with the
6413 lowest number in the encoding field. */
6414 else if (strnicmp (best_match
, "iso8859-", 8) == 0
6415 && strnicmp (x_charset
, "iso8859-", 8) == 0)
6417 int best_enc
= atoi (best_match
+ 8);
6418 int this_enc
= atoi (x_charset
+ 8);
6419 if (this_enc
> 0 && this_enc
< best_enc
)
6420 best_match
= x_charset
;
6425 /* If no match, encode the numeric value. */
6428 sprintf (buf
, "*-#%u", fncharset
);
6432 strncpy(buf
, best_match
, 31);
6439 /* Return all the X charsets that map to a font. */
6441 w32_to_all_x_charsets (fncharset
)
6444 static char buf
[32];
6445 Lisp_Object charset_type
;
6446 Lisp_Object retval
= Qnil
;
6451 /* Handle startup case of w32-charset-info-alist not
6452 being set up yet. */
6453 if (NILP(Vw32_charset_info_alist
))
6455 charset_type
= Qw32_charset_ansi
;
6457 case DEFAULT_CHARSET
:
6458 charset_type
= Qw32_charset_default
;
6460 case SYMBOL_CHARSET
:
6461 charset_type
= Qw32_charset_symbol
;
6463 case SHIFTJIS_CHARSET
:
6464 charset_type
= Qw32_charset_shiftjis
;
6466 case HANGEUL_CHARSET
:
6467 charset_type
= Qw32_charset_hangeul
;
6469 case GB2312_CHARSET
:
6470 charset_type
= Qw32_charset_gb2312
;
6472 case CHINESEBIG5_CHARSET
:
6473 charset_type
= Qw32_charset_chinesebig5
;
6476 charset_type
= Qw32_charset_oem
;
6479 /* More recent versions of Windows (95 and NT4.0) define more
6481 #ifdef EASTEUROPE_CHARSET
6482 case EASTEUROPE_CHARSET
:
6483 charset_type
= Qw32_charset_easteurope
;
6485 case TURKISH_CHARSET
:
6486 charset_type
= Qw32_charset_turkish
;
6488 case BALTIC_CHARSET
:
6489 charset_type
= Qw32_charset_baltic
;
6491 case RUSSIAN_CHARSET
:
6492 charset_type
= Qw32_charset_russian
;
6494 case ARABIC_CHARSET
:
6495 charset_type
= Qw32_charset_arabic
;
6498 charset_type
= Qw32_charset_greek
;
6500 case HEBREW_CHARSET
:
6501 charset_type
= Qw32_charset_hebrew
;
6503 case VIETNAMESE_CHARSET
:
6504 charset_type
= Qw32_charset_vietnamese
;
6507 charset_type
= Qw32_charset_thai
;
6510 charset_type
= Qw32_charset_mac
;
6513 charset_type
= Qw32_charset_johab
;
6517 #ifdef UNICODE_CHARSET
6518 case UNICODE_CHARSET
:
6519 charset_type
= Qw32_charset_unicode
;
6523 /* Encode numerical value of unknown charset. */
6524 sprintf (buf
, "*-#%u", fncharset
);
6525 return Fcons (build_string (buf
), Qnil
);
6530 /* Look through w32-charset-info-alist for the character set.
6531 Only return charsets for codepages which are installed.
6533 Format of each entry in Vw32_charset_info_alist is
6534 (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)).
6536 for (rest
= Vw32_charset_info_alist
; CONSP (rest
); rest
= XCDR (rest
))
6538 Lisp_Object x_charset
;
6539 Lisp_Object w32_charset
;
6540 Lisp_Object codepage
;
6542 Lisp_Object this_entry
= XCAR (rest
);
6544 /* Skip invalid entries in alist. */
6545 if (!CONSP (this_entry
) || !STRINGP (XCAR (this_entry
))
6546 || !CONSP (XCDR (this_entry
))
6547 || !SYMBOLP (XCAR (XCDR (this_entry
))))
6550 x_charset
= XCAR (this_entry
);
6551 w32_charset
= XCAR (XCDR (this_entry
));
6552 codepage
= XCDR (XCDR (this_entry
));
6554 /* Look for Same charset and a valid codepage (or non-int
6555 which means ignore). */
6556 if (w32_charset
== charset_type
6557 && (!INTEGERP (codepage
) || codepage
== CP_DEFAULT
6558 || IsValidCodePage (XINT (codepage
))))
6560 retval
= Fcons (x_charset
, retval
);
6564 /* If no match, encode the numeric value. */
6567 sprintf (buf
, "*-#%u", fncharset
);
6568 return Fcons (build_string (buf
), Qnil
);
6575 /* Get the Windows codepage corresponding to the specified font. The
6576 charset info in the font name is used to look up
6577 w32-charset-to-codepage-alist. */
6579 w32_codepage_for_font (char *fontname
)
6581 Lisp_Object codepage
, entry
;
6582 char *charset_str
, *charset
, *end
;
6584 if (NILP (Vw32_charset_info_alist
))
6587 /* Extract charset part of font string. */
6588 charset
= xlfd_charset_of_font (fontname
);
6593 charset_str
= (char *) alloca (strlen (charset
) + 1);
6594 strcpy (charset_str
, charset
);
6597 /* Remove leading "*-". */
6598 if (strncmp ("*-", charset_str
, 2) == 0)
6599 charset
= charset_str
+ 2;
6602 charset
= charset_str
;
6604 /* Stop match at wildcard (including preceding '-'). */
6605 if (end
= strchr (charset
, '*'))
6607 if (end
> charset
&& *(end
-1) == '-')
6612 entry
= Fassoc (build_string(charset
), Vw32_charset_info_alist
);
6616 codepage
= Fcdr (Fcdr (entry
));
6618 if (NILP (codepage
))
6620 else if (XFASTINT (codepage
) == XFASTINT (Qt
))
6622 else if (INTEGERP (codepage
))
6623 return XINT (codepage
);
6630 w32_to_x_font (lplogfont
, lpxstr
, len
, specific_charset
)
6631 LOGFONT
* lplogfont
;
6634 char * specific_charset
;
6638 char height_pixels
[8];
6640 char width_pixels
[8];
6641 char *fontname_dash
;
6642 int display_resy
= one_w32_display_info
.resy
;
6643 int display_resx
= one_w32_display_info
.resx
;
6645 struct coding_system coding
;
6647 if (!lpxstr
) abort ();
6652 if (lplogfont
->lfOutPrecision
== OUT_STRING_PRECIS
)
6653 fonttype
= "raster";
6654 else if (lplogfont
->lfOutPrecision
== OUT_STROKE_PRECIS
)
6655 fonttype
= "outline";
6657 fonttype
= "unknown";
6659 setup_coding_system (Fcheck_coding_system (Vlocale_coding_system
),
6661 coding
.src_multibyte
= 0;
6662 coding
.dst_multibyte
= 1;
6663 coding
.mode
|= CODING_MODE_LAST_BLOCK
;
6664 bufsz
= decoding_buffer_size (&coding
, LF_FACESIZE
);
6666 fontname
= alloca(sizeof(*fontname
) * bufsz
);
6667 decode_coding (&coding
, lplogfont
->lfFaceName
, fontname
,
6668 strlen(lplogfont
->lfFaceName
), bufsz
- 1);
6669 *(fontname
+ coding
.produced
) = '\0';
6671 /* Replace dashes with underscores so the dashes are not
6673 fontname_dash
= fontname
;
6674 while (fontname_dash
= strchr (fontname_dash
, '-'))
6675 *fontname_dash
= '_';
6677 if (lplogfont
->lfHeight
)
6679 sprintf (height_pixels
, "%u", abs (lplogfont
->lfHeight
));
6680 sprintf (height_dpi
, "%u",
6681 abs (lplogfont
->lfHeight
) * 720 / display_resy
);
6685 strcpy (height_pixels
, "*");
6686 strcpy (height_dpi
, "*");
6688 if (lplogfont
->lfWidth
)
6689 sprintf (width_pixels
, "%u", lplogfont
->lfWidth
* 10);
6691 strcpy (width_pixels
, "*");
6693 _snprintf (lpxstr
, len
- 1,
6694 "-%s-%s-%s-%c-normal-normal-%s-%s-%d-%d-%c-%s-%s",
6695 fonttype
, /* foundry */
6696 fontname
, /* family */
6697 w32_to_x_weight (lplogfont
->lfWeight
), /* weight */
6698 lplogfont
->lfItalic
?'i':'r', /* slant */
6700 /* add style name */
6701 height_pixels
, /* pixel size */
6702 height_dpi
, /* point size */
6703 display_resx
, /* resx */
6704 display_resy
, /* resy */
6705 ((lplogfont
->lfPitchAndFamily
& 0x3) == VARIABLE_PITCH
)
6706 ? 'p' : 'c', /* spacing */
6707 width_pixels
, /* avg width */
6708 specific_charset
? specific_charset
6709 : w32_to_x_charset (lplogfont
->lfCharSet
)
6710 /* charset registry and encoding */
6713 lpxstr
[len
- 1] = 0; /* just to be sure */
6718 x_to_w32_font (lpxstr
, lplogfont
)
6720 LOGFONT
* lplogfont
;
6722 struct coding_system coding
;
6724 if (!lplogfont
) return (FALSE
);
6726 memset (lplogfont
, 0, sizeof (*lplogfont
));
6728 /* Set default value for each field. */
6730 lplogfont
->lfOutPrecision
= OUT_DEFAULT_PRECIS
;
6731 lplogfont
->lfClipPrecision
= CLIP_DEFAULT_PRECIS
;
6732 lplogfont
->lfQuality
= DEFAULT_QUALITY
;
6734 /* go for maximum quality */
6735 lplogfont
->lfOutPrecision
= OUT_STROKE_PRECIS
;
6736 lplogfont
->lfClipPrecision
= CLIP_STROKE_PRECIS
;
6737 lplogfont
->lfQuality
= PROOF_QUALITY
;
6740 lplogfont
->lfCharSet
= DEFAULT_CHARSET
;
6741 lplogfont
->lfWeight
= FW_DONTCARE
;
6742 lplogfont
->lfPitchAndFamily
= DEFAULT_PITCH
| FF_DONTCARE
;
6747 /* Provide a simple escape mechanism for specifying Windows font names
6748 * directly -- if font spec does not beginning with '-', assume this
6750 * "<font name>[:height in pixels[:width in pixels[:weight]]]"
6756 char name
[50], weight
[20], slant
, pitch
, pixels
[10], height
[10],
6757 width
[10], resy
[10], remainder
[50];
6759 int dpi
= one_w32_display_info
.resy
;
6761 fields
= sscanf (lpxstr
,
6762 "-%*[^-]-%49[^-]-%19[^-]-%c-%*[^-]-%*[^-]-%9[^-]-%9[^-]-%*[^-]-%9[^-]-%c-%9[^-]-%49s",
6763 name
, weight
, &slant
, pixels
, height
, resy
, &pitch
, width
, remainder
);
6767 /* In the general case when wildcards cover more than one field,
6768 we don't know which field is which, so don't fill any in.
6769 However, we need to cope with this particular form, which is
6770 generated by font_list_1 (invoked by try_font_list):
6771 "-raster-6x10-*-gb2312*-*"
6772 and make sure to correctly parse the charset field. */
6775 fields
= sscanf (lpxstr
,
6776 "-%*[^-]-%49[^-]-*-%49s",
6779 else if (fields
< 9)
6785 if (fields
> 0 && name
[0] != '*')
6791 (Fcheck_coding_system (Vlocale_coding_system
), &coding
);
6792 coding
.src_multibyte
= 1;
6793 coding
.dst_multibyte
= 1;
6794 bufsize
= encoding_buffer_size (&coding
, strlen (name
));
6795 buf
= (unsigned char *) alloca (bufsize
);
6796 coding
.mode
|= CODING_MODE_LAST_BLOCK
;
6797 encode_coding (&coding
, name
, buf
, strlen (name
), bufsize
);
6798 if (coding
.produced
>= LF_FACESIZE
)
6799 coding
.produced
= LF_FACESIZE
- 1;
6800 buf
[coding
.produced
] = 0;
6801 strcpy (lplogfont
->lfFaceName
, buf
);
6805 lplogfont
->lfFaceName
[0] = '\0';
6810 lplogfont
->lfWeight
= x_to_w32_weight ((fields
> 0 ? weight
: ""));
6814 lplogfont
->lfItalic
= (fields
> 0 && slant
== 'i');
6818 if (fields
> 0 && pixels
[0] != '*')
6819 lplogfont
->lfHeight
= atoi (pixels
);
6823 if (fields
> 0 && resy
[0] != '*')
6826 if (tem
> 0) dpi
= tem
;
6829 if (fields
> -1 && lplogfont
->lfHeight
== 0 && height
[0] != '*')
6830 lplogfont
->lfHeight
= atoi (height
) * dpi
/ 720;
6833 lplogfont
->lfPitchAndFamily
=
6834 (fields
> 0 && pitch
== 'p') ? VARIABLE_PITCH
: FIXED_PITCH
;
6838 if (fields
> 0 && width
[0] != '*')
6839 lplogfont
->lfWidth
= atoi (width
) / 10;
6843 /* Strip the trailing '-' if present. (it shouldn't be, as it
6844 fails the test against xlfd-tight-regexp in fontset.el). */
6846 int len
= strlen (remainder
);
6847 if (len
> 0 && remainder
[len
-1] == '-')
6848 remainder
[len
-1] = 0;
6850 encoding
= remainder
;
6852 if (strncmp (encoding
, "*-", 2) == 0)
6855 lplogfont
->lfCharSet
= x_to_w32_charset (encoding
);
6860 char name
[100], height
[10], width
[10], weight
[20];
6862 fields
= sscanf (lpxstr
,
6863 "%99[^:]:%9[^:]:%9[^:]:%19s",
6864 name
, height
, width
, weight
);
6866 if (fields
== EOF
) return (FALSE
);
6870 strncpy (lplogfont
->lfFaceName
,name
, LF_FACESIZE
);
6871 lplogfont
->lfFaceName
[LF_FACESIZE
-1] = 0;
6875 lplogfont
->lfFaceName
[0] = 0;
6881 lplogfont
->lfHeight
= atoi (height
);
6886 lplogfont
->lfWidth
= atoi (width
);
6890 lplogfont
->lfWeight
= x_to_w32_weight ((fields
> 0 ? weight
: ""));
6893 /* This makes TrueType fonts work better. */
6894 lplogfont
->lfHeight
= - abs (lplogfont
->lfHeight
);
6899 /* Strip the pixel height and point height from the given xlfd, and
6900 return the pixel height. If no pixel height is specified, calculate
6901 one from the point height, or if that isn't defined either, return
6902 0 (which usually signifies a scalable font).
6905 xlfd_strip_height (char *fontname
)
6907 int pixel_height
, field_number
;
6908 char *read_from
, *write_to
;
6912 pixel_height
= field_number
= 0;
6915 /* Look for height fields. */
6916 for (read_from
= fontname
; *read_from
; read_from
++)
6918 if (*read_from
== '-')
6921 if (field_number
== 7) /* Pixel height. */
6924 write_to
= read_from
;
6926 /* Find end of field. */
6927 for (;*read_from
&& *read_from
!= '-'; read_from
++)
6930 /* Split the fontname at end of field. */
6936 pixel_height
= atoi (write_to
);
6937 /* Blank out field. */
6938 if (read_from
> write_to
)
6943 /* If the pixel height field is at the end (partial xlfd),
6946 return pixel_height
;
6948 /* If we got a pixel height, the point height can be
6949 ignored. Just blank it out and break now. */
6952 /* Find end of point size field. */
6953 for (; *read_from
&& *read_from
!= '-'; read_from
++)
6959 /* Blank out the point size field. */
6960 if (read_from
> write_to
)
6966 return pixel_height
;
6970 /* If the point height is already blank, break now. */
6971 if (*read_from
== '-')
6977 else if (field_number
== 8)
6979 /* If we didn't get a pixel height, try to get the point
6980 height and convert that. */
6982 char *point_size_start
= read_from
++;
6984 /* Find end of field. */
6985 for (; *read_from
&& *read_from
!= '-'; read_from
++)
6994 point_size
= atoi (point_size_start
);
6996 /* Convert to pixel height. */
6997 pixel_height
= point_size
6998 * one_w32_display_info
.height_in
/ 720;
7000 /* Blank out this field and break. */
7008 /* Shift the rest of the font spec into place. */
7009 if (write_to
&& read_from
> write_to
)
7011 for (; *read_from
; read_from
++, write_to
++)
7012 *write_to
= *read_from
;
7016 return pixel_height
;
7019 /* Assume parameter 1 is fully qualified, no wildcards. */
7021 w32_font_match (fontname
, pattern
)
7025 char *regex
= alloca (strlen (pattern
) * 2 + 3);
7026 char *font_name_copy
= alloca (strlen (fontname
) + 1);
7029 /* Copy fontname so we can modify it during comparison. */
7030 strcpy (font_name_copy
, fontname
);
7035 /* Turn pattern into a regexp and do a regexp match. */
7036 for (; *pattern
; pattern
++)
7038 if (*pattern
== '?')
7040 else if (*pattern
== '*')
7051 /* Strip out font heights and compare them seperately, since
7052 rounding error can cause mismatches. This also allows a
7053 comparison between a font that declares only a pixel height and a
7054 pattern that declares the point height.
7057 int font_height
, pattern_height
;
7059 font_height
= xlfd_strip_height (font_name_copy
);
7060 pattern_height
= xlfd_strip_height (regex
);
7062 /* Compare now, and don't bother doing expensive regexp matching
7063 if the heights differ. */
7064 if (font_height
&& pattern_height
&& (font_height
!= pattern_height
))
7068 return (fast_c_string_match_ignore_case (build_string (regex
),
7069 font_name_copy
) >= 0);
7072 /* Callback functions, and a structure holding info they need, for
7073 listing system fonts on W32. We need one set of functions to do the
7074 job properly, but these don't work on NT 3.51 and earlier, so we
7075 have a second set which don't handle character sets properly to
7078 In both cases, there are two passes made. The first pass gets one
7079 font from each family, the second pass lists all the fonts from
7082 typedef struct enumfont_t
7087 XFontStruct
*size_ref
;
7088 Lisp_Object
*pattern
;
7095 enum_font_maybe_add_to_list (enumfont_t
*, LOGFONT
*, char *, Lisp_Object
);
7099 enum_font_cb2 (lplf
, lptm
, FontType
, lpef
)
7101 NEWTEXTMETRIC
* lptm
;
7105 /* Ignore struck out and underlined versions of fonts. */
7106 if (lplf
->elfLogFont
.lfStrikeOut
|| lplf
->elfLogFont
.lfUnderline
)
7109 /* Only return fonts with names starting with @ if they were
7110 explicitly specified, since Microsoft uses an initial @ to
7111 denote fonts for vertical writing, without providing a more
7112 convenient way of identifying them. */
7113 if (lplf
->elfLogFont
.lfFaceName
[0] == '@'
7114 && lpef
->logfont
.lfFaceName
[0] != '@')
7117 /* Check that the character set matches if it was specified */
7118 if (lpef
->logfont
.lfCharSet
!= DEFAULT_CHARSET
&&
7119 lplf
->elfLogFont
.lfCharSet
!= lpef
->logfont
.lfCharSet
)
7124 Lisp_Object width
= Qnil
;
7125 Lisp_Object charset_list
= Qnil
;
7126 char *charset
= NULL
;
7128 /* Truetype fonts do not report their true metrics until loaded */
7129 if (FontType
!= RASTER_FONTTYPE
)
7131 if (!NILP (*(lpef
->pattern
)))
7133 /* Scalable fonts are as big as you want them to be. */
7134 lplf
->elfLogFont
.lfHeight
= lpef
->logfont
.lfHeight
;
7135 lplf
->elfLogFont
.lfWidth
= lpef
->logfont
.lfWidth
;
7136 width
= make_number (lpef
->logfont
.lfWidth
);
7140 lplf
->elfLogFont
.lfHeight
= 0;
7141 lplf
->elfLogFont
.lfWidth
= 0;
7145 /* Make sure the height used here is the same as everywhere
7146 else (ie character height, not cell height). */
7147 if (lplf
->elfLogFont
.lfHeight
> 0)
7149 /* lptm can be trusted for RASTER fonts, but not scalable ones. */
7150 if (FontType
== RASTER_FONTTYPE
)
7151 lplf
->elfLogFont
.lfHeight
= lptm
->tmInternalLeading
- lptm
->tmHeight
;
7153 lplf
->elfLogFont
.lfHeight
= -lplf
->elfLogFont
.lfHeight
;
7156 if (!NILP (*(lpef
->pattern
)))
7158 charset
= xlfd_charset_of_font (XSTRING(*(lpef
->pattern
))->data
);
7160 /* We already checked charsets above, but DEFAULT_CHARSET
7161 slipped through. So only allow exact matches for DEFAULT_CHARSET. */
7163 && strncmp (charset
, "*-*", 3) != 0
7164 && lpef
->logfont
.lfCharSet
== DEFAULT_CHARSET
7165 && strcmp (charset
, w32_to_x_charset (DEFAULT_CHARSET
)) != 0)
7170 charset_list
= Fcons (build_string (charset
), Qnil
);
7172 charset_list
= w32_to_all_x_charsets (lplf
->elfLogFont
.lfCharSet
);
7174 /* Loop through the charsets. */
7175 for ( ; CONSP (charset_list
); charset_list
= Fcdr (charset_list
))
7177 Lisp_Object this_charset
= Fcar (charset_list
);
7178 charset
= XSTRING (this_charset
)->data
;
7180 /* List bold and italic variations if w32-enable-synthesized-fonts
7181 is non-nil and this is a plain font. */
7182 if (w32_enable_synthesized_fonts
7183 && lplf
->elfLogFont
.lfWeight
== FW_NORMAL
7184 && lplf
->elfLogFont
.lfItalic
== FALSE
)
7186 enum_font_maybe_add_to_list (lpef
, &(lplf
->elfLogFont
),
7189 lplf
->elfLogFont
.lfWeight
= FW_BOLD
;
7190 enum_font_maybe_add_to_list (lpef
, &(lplf
->elfLogFont
),
7193 lplf
->elfLogFont
.lfItalic
= TRUE
;
7194 enum_font_maybe_add_to_list (lpef
, &(lplf
->elfLogFont
),
7197 lplf
->elfLogFont
.lfWeight
= FW_NORMAL
;
7198 enum_font_maybe_add_to_list (lpef
, &(lplf
->elfLogFont
),
7202 enum_font_maybe_add_to_list (lpef
, &(lplf
->elfLogFont
),
7211 enum_font_maybe_add_to_list (lpef
, logfont
, match_charset
, width
)
7214 char * match_charset
;
7219 if (!w32_to_x_font (logfont
, buf
, 100, match_charset
))
7222 if (NILP (*(lpef
->pattern
))
7223 || w32_font_match (buf
, XSTRING (*(lpef
->pattern
))->data
))
7225 /* Check if we already listed this font. This may happen if
7226 w32_enable_synthesized_fonts is non-nil, and there are real
7227 bold and italic versions of the font. */
7228 Lisp_Object font_name
= build_string (buf
);
7229 if (NILP (Fmember (font_name
, lpef
->list
)))
7231 *lpef
->tail
= Fcons (Fcons (build_string (buf
), width
), Qnil
);
7232 lpef
->tail
= &(XCDR (*lpef
->tail
));
7240 enum_font_cb1 (lplf
, lptm
, FontType
, lpef
)
7242 NEWTEXTMETRIC
* lptm
;
7246 return EnumFontFamilies (lpef
->hdc
,
7247 lplf
->elfLogFont
.lfFaceName
,
7248 (FONTENUMPROC
) enum_font_cb2
,
7254 enum_fontex_cb2 (lplf
, lptm
, font_type
, lpef
)
7255 ENUMLOGFONTEX
* lplf
;
7256 NEWTEXTMETRICEX
* lptm
;
7260 /* We are not interested in the extra info we get back from the 'Ex
7261 version - only the fact that we get character set variations
7262 enumerated seperately. */
7263 return enum_font_cb2 ((ENUMLOGFONT
*) lplf
, (NEWTEXTMETRIC
*) lptm
,
7268 enum_fontex_cb1 (lplf
, lptm
, font_type
, lpef
)
7269 ENUMLOGFONTEX
* lplf
;
7270 NEWTEXTMETRICEX
* lptm
;
7274 HMODULE gdi32
= GetModuleHandle ("gdi32.dll");
7275 FARPROC enum_font_families_ex
7276 = GetProcAddress ( gdi32
, "EnumFontFamiliesExA");
7277 /* We don't really expect EnumFontFamiliesEx to disappear once we
7278 get here, so don't bother handling it gracefully. */
7279 if (enum_font_families_ex
== NULL
)
7280 error ("gdi32.dll has disappeared!");
7281 return enum_font_families_ex (lpef
->hdc
,
7283 (FONTENUMPROC
) enum_fontex_cb2
,
7287 /* Interface to fontset handler. (adapted from mw32font.c in Meadow
7288 and xterm.c in Emacs 20.3) */
7290 static Lisp_Object
w32_list_bdf_fonts (Lisp_Object pattern
, int max_names
)
7292 char *fontname
, *ptnstr
;
7293 Lisp_Object list
, tem
, newlist
= Qnil
;
7296 list
= Vw32_bdf_filename_alist
;
7297 ptnstr
= XSTRING (pattern
)->data
;
7299 for ( ; CONSP (list
); list
= XCDR (list
))
7303 fontname
= XSTRING (XCAR (tem
))->data
;
7304 else if (STRINGP (tem
))
7305 fontname
= XSTRING (tem
)->data
;
7309 if (w32_font_match (fontname
, ptnstr
))
7311 newlist
= Fcons (XCAR (tem
), newlist
);
7313 if (n_fonts
>= max_names
)
7322 /* Return a list of names of available fonts matching PATTERN on frame
7323 F. If SIZE is not 0, it is the size (maximum bound width) of fonts
7324 to be listed. Frame F NULL means we have not yet created any
7325 frame, which means we can't get proper size info, as we don't have
7326 a device context to use for GetTextMetrics.
7327 MAXNAMES sets a limit on how many fonts to match. */
7330 w32_list_fonts (f
, pattern
, size
, maxnames
)
7332 Lisp_Object pattern
;
7336 Lisp_Object patterns
, key
= Qnil
, tem
, tpat
;
7337 Lisp_Object list
= Qnil
, newlist
= Qnil
, second_best
= Qnil
;
7338 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
7341 patterns
= Fassoc (pattern
, Valternate_fontname_alist
);
7342 if (NILP (patterns
))
7343 patterns
= Fcons (pattern
, Qnil
);
7345 for (; CONSP (patterns
); patterns
= XCDR (patterns
))
7350 tpat
= XCAR (patterns
);
7352 if (!STRINGP (tpat
))
7355 /* Avoid expensive EnumFontFamilies functions if we are not
7356 going to be able to output one of these anyway. */
7357 codepage
= w32_codepage_for_font (XSTRING (tpat
)->data
);
7358 if (codepage
!= CP_8BIT
&& codepage
!= CP_UNICODE
7359 && codepage
!= CP_DEFAULT
&& codepage
!= CP_UNKNOWN
7360 && !IsValidCodePage(codepage
))
7363 /* See if we cached the result for this particular query.
7364 The cache is an alist of the form:
7365 ((PATTERN (FONTNAME . WIDTH) ...) ...)
7367 if (tem
= XCDR (dpyinfo
->name_list_element
),
7368 !NILP (list
= Fassoc (tpat
, tem
)))
7370 list
= Fcdr_safe (list
);
7371 /* We have a cached list. Don't have to get the list again. */
7376 /* At first, put PATTERN in the cache. */
7383 /* Use EnumFontFamiliesEx where it is available, as it knows
7384 about character sets. Fall back to EnumFontFamilies for
7385 older versions of NT that don't support the 'Ex function. */
7386 x_to_w32_font (XSTRING (tpat
)->data
, &ef
.logfont
);
7388 LOGFONT font_match_pattern
;
7389 HMODULE gdi32
= GetModuleHandle ("gdi32.dll");
7390 FARPROC enum_font_families_ex
7391 = GetProcAddress ( gdi32
, "EnumFontFamiliesExA");
7393 /* We do our own pattern matching so we can handle wildcards. */
7394 font_match_pattern
.lfFaceName
[0] = 0;
7395 font_match_pattern
.lfPitchAndFamily
= 0;
7396 /* We can use the charset, because if it is a wildcard it will
7397 be DEFAULT_CHARSET anyway. */
7398 font_match_pattern
.lfCharSet
= ef
.logfont
.lfCharSet
;
7400 ef
.hdc
= GetDC (dpyinfo
->root_window
);
7402 if (enum_font_families_ex
)
7403 enum_font_families_ex (ef
.hdc
,
7404 &font_match_pattern
,
7405 (FONTENUMPROC
) enum_fontex_cb1
,
7408 EnumFontFamilies (ef
.hdc
, NULL
, (FONTENUMPROC
) enum_font_cb1
,
7411 ReleaseDC (dpyinfo
->root_window
, ef
.hdc
);
7416 /* Make a list of the fonts we got back.
7417 Store that in the font cache for the display. */
7418 XSETCDR (dpyinfo
->name_list_element
,
7419 Fcons (Fcons (tpat
, list
),
7420 XCDR (dpyinfo
->name_list_element
)));
7423 if (NILP (list
)) continue; /* Try the remaining alternatives. */
7425 newlist
= second_best
= Qnil
;
7427 /* Make a list of the fonts that have the right width. */
7428 for (; CONSP (list
); list
= XCDR (list
))
7435 if (NILP (XCAR (tem
)))
7439 newlist
= Fcons (XCAR (tem
), newlist
);
7441 if (n_fonts
>= maxnames
)
7446 if (!INTEGERP (XCDR (tem
)))
7448 /* Since we don't yet know the size of the font, we must
7449 load it and try GetTextMetrics. */
7450 W32FontStruct thisinfo
;
7455 if (!x_to_w32_font (XSTRING (XCAR (tem
))->data
, &lf
))
7459 thisinfo
.bdf
= NULL
;
7460 thisinfo
.hfont
= CreateFontIndirect (&lf
);
7461 if (thisinfo
.hfont
== NULL
)
7464 hdc
= GetDC (dpyinfo
->root_window
);
7465 oldobj
= SelectObject (hdc
, thisinfo
.hfont
);
7466 if (GetTextMetrics (hdc
, &thisinfo
.tm
))
7467 XSETCDR (tem
, make_number (FONT_WIDTH (&thisinfo
)));
7469 XSETCDR (tem
, make_number (0));
7470 SelectObject (hdc
, oldobj
);
7471 ReleaseDC (dpyinfo
->root_window
, hdc
);
7472 DeleteObject(thisinfo
.hfont
);
7475 found_size
= XINT (XCDR (tem
));
7476 if (found_size
== size
)
7478 newlist
= Fcons (XCAR (tem
), newlist
);
7480 if (n_fonts
>= maxnames
)
7483 /* keep track of the closest matching size in case
7484 no exact match is found. */
7485 else if (found_size
> 0)
7487 if (NILP (second_best
))
7490 else if (found_size
< size
)
7492 if (XINT (XCDR (second_best
)) > size
7493 || XINT (XCDR (second_best
)) < found_size
)
7498 if (XINT (XCDR (second_best
)) > size
7499 && XINT (XCDR (second_best
)) >
7506 if (!NILP (newlist
))
7508 else if (!NILP (second_best
))
7510 newlist
= Fcons (XCAR (second_best
), Qnil
);
7515 /* Include any bdf fonts. */
7516 if (n_fonts
< maxnames
)
7518 Lisp_Object combined
[2];
7519 combined
[0] = w32_list_bdf_fonts (pattern
, maxnames
- n_fonts
);
7520 combined
[1] = newlist
;
7521 newlist
= Fnconc(2, combined
);
7528 /* Return a pointer to struct font_info of font FONT_IDX of frame F. */
7530 w32_get_font_info (f
, font_idx
)
7534 return (FRAME_W32_FONT_TABLE (f
) + font_idx
);
7539 w32_query_font (struct frame
*f
, char *fontname
)
7542 struct font_info
*pfi
;
7544 pfi
= FRAME_W32_FONT_TABLE (f
);
7546 for (i
= 0; i
< one_w32_display_info
.n_fonts
;i
++, pfi
++)
7548 if (strcmp(pfi
->name
, fontname
) == 0) return pfi
;
7554 /* Find a CCL program for a font specified by FONTP, and set the member
7555 `encoder' of the structure. */
7558 w32_find_ccl_program (fontp
)
7559 struct font_info
*fontp
;
7561 Lisp_Object list
, elt
;
7563 for (list
= Vfont_ccl_encoder_alist
; CONSP (list
); list
= XCDR (list
))
7567 && STRINGP (XCAR (elt
))
7568 && (fast_c_string_match_ignore_case (XCAR (elt
), fontp
->name
)
7574 struct ccl_program
*ccl
7575 = (struct ccl_program
*) xmalloc (sizeof (struct ccl_program
));
7577 if (setup_ccl_program (ccl
, XCDR (elt
)) < 0)
7580 fontp
->font_encoder
= ccl
;
7585 /* Find BDF files in a specified directory. (use GCPRO when calling,
7586 as this calls lisp to get a directory listing). */
7588 w32_find_bdf_fonts_in_dir (Lisp_Object directory
)
7590 Lisp_Object filelist
, list
= Qnil
;
7593 if (!STRINGP(directory
))
7596 filelist
= Fdirectory_files (directory
, Qt
,
7597 build_string (".*\\.[bB][dD][fF]"), Qt
);
7599 for ( ; CONSP(filelist
); filelist
= XCDR (filelist
))
7601 Lisp_Object filename
= XCAR (filelist
);
7602 if (w32_BDF_to_x_font (XSTRING (filename
)->data
, fontname
, 100))
7603 store_in_alist (&list
, build_string (fontname
), filename
);
7608 DEFUN ("w32-find-bdf-fonts", Fw32_find_bdf_fonts
, Sw32_find_bdf_fonts
,
7610 doc
: /* Return a list of BDF fonts in DIR.
7611 The list is suitable for appending to w32-bdf-filename-alist. Fonts
7612 which do not contain an xlfd description will not be included in the
7613 list. DIR may be a list of directories. */)
7615 Lisp_Object directory
;
7617 Lisp_Object list
= Qnil
;
7618 struct gcpro gcpro1
, gcpro2
;
7620 if (!CONSP (directory
))
7621 return w32_find_bdf_fonts_in_dir (directory
);
7623 for ( ; CONSP (directory
); directory
= XCDR (directory
))
7625 Lisp_Object pair
[2];
7628 GCPRO2 (directory
, list
);
7629 pair
[1] = w32_find_bdf_fonts_in_dir( XCAR (directory
) );
7630 list
= Fnconc( 2, pair
);
7637 DEFUN ("xw-color-defined-p", Fxw_color_defined_p
, Sxw_color_defined_p
, 1, 2, 0,
7638 doc
: /* Internal function called by `color-defined-p', which see. */)
7640 Lisp_Object color
, frame
;
7643 FRAME_PTR f
= check_x_frame (frame
);
7645 CHECK_STRING (color
);
7647 if (w32_defined_color (f
, XSTRING (color
)->data
, &foo
, 0))
7653 DEFUN ("xw-color-values", Fxw_color_values
, Sxw_color_values
, 1, 2, 0,
7654 doc
: /* Internal function called by `color-values', which see. */)
7656 Lisp_Object color
, frame
;
7659 FRAME_PTR f
= check_x_frame (frame
);
7661 CHECK_STRING (color
);
7663 if (w32_defined_color (f
, XSTRING (color
)->data
, &foo
, 0))
7667 rgb
[0] = make_number ((GetRValue (foo
.pixel
) << 8)
7668 | GetRValue (foo
.pixel
));
7669 rgb
[1] = make_number ((GetGValue (foo
.pixel
) << 8)
7670 | GetGValue (foo
.pixel
));
7671 rgb
[2] = make_number ((GetBValue (foo
.pixel
) << 8)
7672 | GetBValue (foo
.pixel
));
7673 return Flist (3, rgb
);
7679 DEFUN ("xw-display-color-p", Fxw_display_color_p
, Sxw_display_color_p
, 0, 1, 0,
7680 doc
: /* Internal function called by `display-color-p', which see. */)
7682 Lisp_Object display
;
7684 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7686 if ((dpyinfo
->n_planes
* dpyinfo
->n_cbits
) <= 2)
7692 DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p
,
7693 Sx_display_grayscale_p
, 0, 1, 0,
7694 doc
: /* Return t if the X display supports shades of gray.
7695 Note that color displays do support shades of gray.
7696 The optional argument DISPLAY specifies which display to ask about.
7697 DISPLAY should be either a frame or a display name (a string).
7698 If omitted or nil, that stands for the selected frame's display. */)
7700 Lisp_Object display
;
7702 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7704 if ((dpyinfo
->n_planes
* dpyinfo
->n_cbits
) <= 1)
7710 DEFUN ("x-display-pixel-width", Fx_display_pixel_width
,
7711 Sx_display_pixel_width
, 0, 1, 0,
7712 doc
: /* Returns the width in pixels of DISPLAY.
7713 The optional argument DISPLAY specifies which display to ask about.
7714 DISPLAY should be either a frame or a display name (a string).
7715 If omitted or nil, that stands for the selected frame's display. */)
7717 Lisp_Object display
;
7719 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7721 return make_number (dpyinfo
->width
);
7724 DEFUN ("x-display-pixel-height", Fx_display_pixel_height
,
7725 Sx_display_pixel_height
, 0, 1, 0,
7726 doc
: /* Returns the height in pixels of DISPLAY.
7727 The optional argument DISPLAY specifies which display to ask about.
7728 DISPLAY should be either a frame or a display name (a string).
7729 If omitted or nil, that stands for the selected frame's display. */)
7731 Lisp_Object display
;
7733 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7735 return make_number (dpyinfo
->height
);
7738 DEFUN ("x-display-planes", Fx_display_planes
, Sx_display_planes
,
7740 doc
: /* Returns the number of bitplanes of DISPLAY.
7741 The optional argument DISPLAY specifies which display to ask about.
7742 DISPLAY should be either a frame or a display name (a string).
7743 If omitted or nil, that stands for the selected frame's display. */)
7745 Lisp_Object display
;
7747 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7749 return make_number (dpyinfo
->n_planes
* dpyinfo
->n_cbits
);
7752 DEFUN ("x-display-color-cells", Fx_display_color_cells
, Sx_display_color_cells
,
7754 doc
: /* Returns the number of color cells of DISPLAY.
7755 The optional argument DISPLAY specifies which display to ask about.
7756 DISPLAY should be either a frame or a display name (a string).
7757 If omitted or nil, that stands for the selected frame's display. */)
7759 Lisp_Object display
;
7761 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7765 hdc
= GetDC (dpyinfo
->root_window
);
7766 if (dpyinfo
->has_palette
)
7767 cap
= GetDeviceCaps (hdc
,SIZEPALETTE
);
7769 cap
= GetDeviceCaps (hdc
,NUMCOLORS
);
7772 cap
= 1 << (dpyinfo
->n_planes
* dpyinfo
->n_cbits
);
7774 ReleaseDC (dpyinfo
->root_window
, hdc
);
7776 return make_number (cap
);
7779 DEFUN ("x-server-max-request-size", Fx_server_max_request_size
,
7780 Sx_server_max_request_size
,
7782 doc
: /* Returns the maximum request size of the server of DISPLAY.
7783 The optional argument DISPLAY specifies which display to ask about.
7784 DISPLAY should be either a frame or a display name (a string).
7785 If omitted or nil, that stands for the selected frame's display. */)
7787 Lisp_Object display
;
7789 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7791 return make_number (1);
7794 DEFUN ("x-server-vendor", Fx_server_vendor
, Sx_server_vendor
, 0, 1, 0,
7795 doc
: /* Returns the vendor ID string of the W32 system (Microsoft).
7796 The optional argument DISPLAY specifies which display to ask about.
7797 DISPLAY should be either a frame or a display name (a string).
7798 If omitted or nil, that stands for the selected frame's display. */)
7800 Lisp_Object display
;
7802 return build_string ("Microsoft Corp.");
7805 DEFUN ("x-server-version", Fx_server_version
, Sx_server_version
, 0, 1, 0,
7806 doc
: /* Returns the version numbers of the server of DISPLAY.
7807 The value is a list of three integers: the major and minor
7808 version numbers, and the vendor-specific release
7809 number. See also the function `x-server-vendor'.
7811 The optional argument DISPLAY specifies which display to ask about.
7812 DISPLAY should be either a frame or a display name (a string).
7813 If omitted or nil, that stands for the selected frame's display. */)
7815 Lisp_Object display
;
7817 return Fcons (make_number (w32_major_version
),
7818 Fcons (make_number (w32_minor_version
),
7819 Fcons (make_number (w32_build_number
), Qnil
)));
7822 DEFUN ("x-display-screens", Fx_display_screens
, Sx_display_screens
, 0, 1, 0,
7823 doc
: /* Returns the number of screens on the server of DISPLAY.
7824 The optional argument DISPLAY specifies which display to ask about.
7825 DISPLAY should be either a frame or a display name (a string).
7826 If omitted or nil, that stands for the selected frame's display. */)
7828 Lisp_Object display
;
7830 return make_number (1);
7833 DEFUN ("x-display-mm-height", Fx_display_mm_height
,
7834 Sx_display_mm_height
, 0, 1, 0,
7835 doc
: /* Returns the height in millimeters of DISPLAY.
7836 The optional argument DISPLAY specifies which display to ask about.
7837 DISPLAY should be either a frame or a display name (a string).
7838 If omitted or nil, that stands for the selected frame's display. */)
7840 Lisp_Object display
;
7842 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7846 hdc
= GetDC (dpyinfo
->root_window
);
7848 cap
= GetDeviceCaps (hdc
, VERTSIZE
);
7850 ReleaseDC (dpyinfo
->root_window
, hdc
);
7852 return make_number (cap
);
7855 DEFUN ("x-display-mm-width", Fx_display_mm_width
, Sx_display_mm_width
, 0, 1, 0,
7856 doc
: /* Returns the width in millimeters of DISPLAY.
7857 The optional argument DISPLAY specifies which display to ask about.
7858 DISPLAY should be either a frame or a display name (a string).
7859 If omitted or nil, that stands for the selected frame's display. */)
7861 Lisp_Object display
;
7863 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7868 hdc
= GetDC (dpyinfo
->root_window
);
7870 cap
= GetDeviceCaps (hdc
, HORZSIZE
);
7872 ReleaseDC (dpyinfo
->root_window
, hdc
);
7874 return make_number (cap
);
7877 DEFUN ("x-display-backing-store", Fx_display_backing_store
,
7878 Sx_display_backing_store
, 0, 1, 0,
7879 doc
: /* Returns an indication of whether DISPLAY does backing store.
7880 The value may be `always', `when-mapped', or `not-useful'.
7881 The optional argument DISPLAY specifies which display to ask about.
7882 DISPLAY should be either a frame or a display name (a string).
7883 If omitted or nil, that stands for the selected frame's display. */)
7885 Lisp_Object display
;
7887 return intern ("not-useful");
7890 DEFUN ("x-display-visual-class", Fx_display_visual_class
,
7891 Sx_display_visual_class
, 0, 1, 0,
7892 doc
: /* Returns the visual class of DISPLAY.
7893 The value is one of the symbols `static-gray', `gray-scale',
7894 `static-color', `pseudo-color', `true-color', or `direct-color'.
7896 The optional argument DISPLAY specifies which display to ask about.
7897 DISPLAY should be either a frame or a display name (a string).
7898 If omitted or nil, that stands for the selected frame's display. */)
7900 Lisp_Object display
;
7902 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7903 Lisp_Object result
= Qnil
;
7905 if (dpyinfo
->has_palette
)
7906 result
= intern ("pseudo-color");
7907 else if (dpyinfo
->n_planes
* dpyinfo
->n_cbits
== 1)
7908 result
= intern ("static-grey");
7909 else if (dpyinfo
->n_planes
* dpyinfo
->n_cbits
== 4)
7910 result
= intern ("static-color");
7911 else if (dpyinfo
->n_planes
* dpyinfo
->n_cbits
> 8)
7912 result
= intern ("true-color");
7917 DEFUN ("x-display-save-under", Fx_display_save_under
,
7918 Sx_display_save_under
, 0, 1, 0,
7919 doc
: /* Returns t if DISPLAY supports the save-under feature.
7920 The optional argument DISPLAY specifies which display to ask about.
7921 DISPLAY should be either a frame or a display name (a string).
7922 If omitted or nil, that stands for the selected frame's display. */)
7924 Lisp_Object display
;
7931 register struct frame
*f
;
7933 return PIXEL_WIDTH (f
);
7938 register struct frame
*f
;
7940 return PIXEL_HEIGHT (f
);
7945 register struct frame
*f
;
7947 return FONT_WIDTH (f
->output_data
.w32
->font
);
7952 register struct frame
*f
;
7954 return f
->output_data
.w32
->line_height
;
7959 register struct frame
*f
;
7961 return FRAME_W32_DISPLAY_INFO (f
)->n_planes
;
7964 /* Return the display structure for the display named NAME.
7965 Open a new connection if necessary. */
7967 struct w32_display_info
*
7968 x_display_info_for_name (name
)
7972 struct w32_display_info
*dpyinfo
;
7974 CHECK_STRING (name
);
7976 for (dpyinfo
= &one_w32_display_info
, names
= w32_display_name_list
;
7978 dpyinfo
= dpyinfo
->next
, names
= XCDR (names
))
7981 tem
= Fstring_equal (XCAR (XCAR (names
)), name
);
7986 /* Use this general default value to start with. */
7987 Vx_resource_name
= Vinvocation_name
;
7989 validate_x_resource_name ();
7991 dpyinfo
= w32_term_init (name
, (unsigned char *)0,
7992 (char *) XSTRING (Vx_resource_name
)->data
);
7995 error ("Cannot connect to server %s", XSTRING (name
)->data
);
7998 XSETFASTINT (Vwindow_system_version
, 3);
8003 DEFUN ("x-open-connection", Fx_open_connection
, Sx_open_connection
,
8004 1, 3, 0, doc
: /* Open a connection to a server.
8005 DISPLAY is the name of the display to connect to.
8006 Optional second arg XRM-STRING is a string of resources in xrdb format.
8007 If the optional third arg MUST-SUCCEED is non-nil,
8008 terminate Emacs if we can't open the connection. */)
8009 (display
, xrm_string
, must_succeed
)
8010 Lisp_Object display
, xrm_string
, must_succeed
;
8012 unsigned char *xrm_option
;
8013 struct w32_display_info
*dpyinfo
;
8015 /* If initialization has already been done, return now to avoid
8016 overwriting critical parts of one_w32_display_info. */
8020 CHECK_STRING (display
);
8021 if (! NILP (xrm_string
))
8022 CHECK_STRING (xrm_string
);
8024 if (! EQ (Vwindow_system
, intern ("w32")))
8025 error ("Not using Microsoft Windows");
8027 /* Allow color mapping to be defined externally; first look in user's
8028 HOME directory, then in Emacs etc dir for a file called rgb.txt. */
8030 Lisp_Object color_file
;
8031 struct gcpro gcpro1
;
8033 color_file
= build_string("~/rgb.txt");
8035 GCPRO1 (color_file
);
8037 if (NILP (Ffile_readable_p (color_file
)))
8039 Fexpand_file_name (build_string ("rgb.txt"),
8040 Fsymbol_value (intern ("data-directory")));
8042 Vw32_color_map
= Fw32_load_color_file (color_file
);
8046 if (NILP (Vw32_color_map
))
8047 Vw32_color_map
= Fw32_default_color_map ();
8049 if (! NILP (xrm_string
))
8050 xrm_option
= (unsigned char *) XSTRING (xrm_string
)->data
;
8052 xrm_option
= (unsigned char *) 0;
8054 /* Use this general default value to start with. */
8055 /* First remove .exe suffix from invocation-name - it looks ugly. */
8057 char basename
[ MAX_PATH
], *str
;
8059 strcpy (basename
, XSTRING (Vinvocation_name
)->data
);
8060 str
= strrchr (basename
, '.');
8062 Vinvocation_name
= build_string (basename
);
8064 Vx_resource_name
= Vinvocation_name
;
8066 validate_x_resource_name ();
8068 /* This is what opens the connection and sets x_current_display.
8069 This also initializes many symbols, such as those used for input. */
8070 dpyinfo
= w32_term_init (display
, xrm_option
,
8071 (char *) XSTRING (Vx_resource_name
)->data
);
8075 if (!NILP (must_succeed
))
8076 fatal ("Cannot connect to server %s.\n",
8077 XSTRING (display
)->data
);
8079 error ("Cannot connect to server %s", XSTRING (display
)->data
);
8084 XSETFASTINT (Vwindow_system_version
, 3);
8088 DEFUN ("x-close-connection", Fx_close_connection
,
8089 Sx_close_connection
, 1, 1, 0,
8090 doc
: /* Close the connection to DISPLAY's server.
8091 For DISPLAY, specify either a frame or a display name (a string).
8092 If DISPLAY is nil, that stands for the selected frame's display. */)
8094 Lisp_Object display
;
8096 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
8099 if (dpyinfo
->reference_count
> 0)
8100 error ("Display still has frames on it");
8103 /* Free the fonts in the font table. */
8104 for (i
= 0; i
< dpyinfo
->n_fonts
; i
++)
8105 if (dpyinfo
->font_table
[i
].name
)
8107 if (dpyinfo
->font_table
[i
].name
!= dpyinfo
->font_table
[i
].full_name
)
8108 xfree (dpyinfo
->font_table
[i
].full_name
);
8109 xfree (dpyinfo
->font_table
[i
].name
);
8110 w32_unload_font (dpyinfo
, dpyinfo
->font_table
[i
].font
);
8112 x_destroy_all_bitmaps (dpyinfo
);
8114 x_delete_display (dpyinfo
);
8120 DEFUN ("x-display-list", Fx_display_list
, Sx_display_list
, 0, 0, 0,
8121 doc
: /* Return the list of display names that Emacs has connections to. */)
8124 Lisp_Object tail
, result
;
8127 for (tail
= w32_display_name_list
; ! NILP (tail
); tail
= XCDR (tail
))
8128 result
= Fcons (XCAR (XCAR (tail
)), result
);
8133 DEFUN ("x-synchronize", Fx_synchronize
, Sx_synchronize
, 1, 2, 0,
8134 doc
: /* This is a noop on W32 systems. */)
8136 Lisp_Object display
, on
;
8143 /***********************************************************************
8145 ***********************************************************************/
8147 /* Value is the number of elements of vector VECTOR. */
8149 #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR))
8151 /* List of supported image types. Use define_image_type to add new
8152 types. Use lookup_image_type to find a type for a given symbol. */
8154 static struct image_type
*image_types
;
8156 /* The symbol `image' which is the car of the lists used to represent
8159 extern Lisp_Object Qimage
;
8161 /* The symbol `xbm' which is used as the type symbol for XBM images. */
8167 extern Lisp_Object QCwidth
, QCheight
, QCforeground
, QCbackground
, QCfile
;
8168 extern Lisp_Object QCdata
;
8169 Lisp_Object QCtype
, QCascent
, QCmargin
, QCrelief
;
8170 Lisp_Object QCconversion
, QCcolor_symbols
, QCheuristic_mask
;
8171 Lisp_Object QCindex
, QCmatrix
, QCcolor_adjustment
, QCmask
;
8173 /* Other symbols. */
8175 Lisp_Object Qlaplace
, Qemboss
, Qedge_detection
, Qheuristic
;
8177 /* Time in seconds after which images should be removed from the cache
8178 if not displayed. */
8180 Lisp_Object Vimage_cache_eviction_delay
;
8182 /* Function prototypes. */
8184 static void define_image_type
P_ ((struct image_type
*type
));
8185 static struct image_type
*lookup_image_type
P_ ((Lisp_Object symbol
));
8186 static void image_error
P_ ((char *format
, Lisp_Object
, Lisp_Object
));
8187 static void x_laplace
P_ ((struct frame
*, struct image
*));
8188 static void x_emboss
P_ ((struct frame
*, struct image
*));
8189 static int x_build_heuristic_mask
P_ ((struct frame
*, struct image
*,
8193 /* Define a new image type from TYPE. This adds a copy of TYPE to
8194 image_types and adds the symbol *TYPE->type to Vimage_types. */
8197 define_image_type (type
)
8198 struct image_type
*type
;
8200 /* Make a copy of TYPE to avoid a bus error in a dumped Emacs.
8201 The initialized data segment is read-only. */
8202 struct image_type
*p
= (struct image_type
*) xmalloc (sizeof *p
);
8203 bcopy (type
, p
, sizeof *p
);
8204 p
->next
= image_types
;
8206 Vimage_types
= Fcons (*p
->type
, Vimage_types
);
8210 /* Look up image type SYMBOL, and return a pointer to its image_type
8211 structure. Value is null if SYMBOL is not a known image type. */
8213 static INLINE
struct image_type
*
8214 lookup_image_type (symbol
)
8217 struct image_type
*type
;
8219 for (type
= image_types
; type
; type
= type
->next
)
8220 if (EQ (symbol
, *type
->type
))
8227 /* Value is non-zero if OBJECT is a valid Lisp image specification. A
8228 valid image specification is a list whose car is the symbol
8229 `image', and whose rest is a property list. The property list must
8230 contain a value for key `:type'. That value must be the name of a
8231 supported image type. The rest of the property list depends on the
8235 valid_image_p (object
)
8240 if (CONSP (object
) && EQ (XCAR (object
), Qimage
))
8244 for (tem
= XCDR (object
); CONSP (tem
); tem
= XCDR (tem
))
8245 if (EQ (XCAR (tem
), QCtype
))
8248 if (CONSP (tem
) && SYMBOLP (XCAR (tem
)))
8250 struct image_type
*type
;
8251 type
= lookup_image_type (XCAR (tem
));
8253 valid_p
= type
->valid_p (object
);
8264 /* Log error message with format string FORMAT and argument ARG.
8265 Signaling an error, e.g. when an image cannot be loaded, is not a
8266 good idea because this would interrupt redisplay, and the error
8267 message display would lead to another redisplay. This function
8268 therefore simply displays a message. */
8271 image_error (format
, arg1
, arg2
)
8273 Lisp_Object arg1
, arg2
;
8275 add_to_log (format
, arg1
, arg2
);
8280 /***********************************************************************
8281 Image specifications
8282 ***********************************************************************/
8284 enum image_value_type
8286 IMAGE_DONT_CHECK_VALUE_TYPE
,
8288 IMAGE_STRING_OR_NIL_VALUE
,
8290 IMAGE_POSITIVE_INTEGER_VALUE
,
8291 IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
,
8292 IMAGE_NON_NEGATIVE_INTEGER_VALUE
,
8294 IMAGE_INTEGER_VALUE
,
8295 IMAGE_FUNCTION_VALUE
,
8300 /* Structure used when parsing image specifications. */
8302 struct image_keyword
8304 /* Name of keyword. */
8307 /* The type of value allowed. */
8308 enum image_value_type type
;
8310 /* Non-zero means key must be present. */
8313 /* Used to recognize duplicate keywords in a property list. */
8316 /* The value that was found. */
8321 static int parse_image_spec
P_ ((Lisp_Object
, struct image_keyword
*,
8323 static Lisp_Object image_spec_value
P_ ((Lisp_Object
, Lisp_Object
, int *));
8326 /* Parse image spec SPEC according to KEYWORDS. A valid image spec
8327 has the format (image KEYWORD VALUE ...). One of the keyword/
8328 value pairs must be `:type TYPE'. KEYWORDS is a vector of
8329 image_keywords structures of size NKEYWORDS describing other
8330 allowed keyword/value pairs. Value is non-zero if SPEC is valid. */
8333 parse_image_spec (spec
, keywords
, nkeywords
, type
)
8335 struct image_keyword
*keywords
;
8342 if (!CONSP (spec
) || !EQ (XCAR (spec
), Qimage
))
8345 plist
= XCDR (spec
);
8346 while (CONSP (plist
))
8348 Lisp_Object key
, value
;
8350 /* First element of a pair must be a symbol. */
8352 plist
= XCDR (plist
);
8356 /* There must follow a value. */
8359 value
= XCAR (plist
);
8360 plist
= XCDR (plist
);
8362 /* Find key in KEYWORDS. Error if not found. */
8363 for (i
= 0; i
< nkeywords
; ++i
)
8364 if (strcmp (keywords
[i
].name
, XSYMBOL (key
)->name
->data
) == 0)
8370 /* Record that we recognized the keyword. If a keywords
8371 was found more than once, it's an error. */
8372 keywords
[i
].value
= value
;
8373 ++keywords
[i
].count
;
8375 if (keywords
[i
].count
> 1)
8378 /* Check type of value against allowed type. */
8379 switch (keywords
[i
].type
)
8381 case IMAGE_STRING_VALUE
:
8382 if (!STRINGP (value
))
8386 case IMAGE_STRING_OR_NIL_VALUE
:
8387 if (!STRINGP (value
) && !NILP (value
))
8391 case IMAGE_SYMBOL_VALUE
:
8392 if (!SYMBOLP (value
))
8396 case IMAGE_POSITIVE_INTEGER_VALUE
:
8397 if (!INTEGERP (value
) || XINT (value
) <= 0)
8401 case IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
:
8402 if (INTEGERP (value
) && XINT (value
) >= 0)
8405 && INTEGERP (XCAR (value
)) && INTEGERP (XCDR (value
))
8406 && XINT (XCAR (value
)) >= 0 && XINT (XCDR (value
)) >= 0)
8410 case IMAGE_ASCENT_VALUE
:
8411 if (SYMBOLP (value
) && EQ (value
, Qcenter
))
8413 else if (INTEGERP (value
)
8414 && XINT (value
) >= 0
8415 && XINT (value
) <= 100)
8419 case IMAGE_NON_NEGATIVE_INTEGER_VALUE
:
8420 if (!INTEGERP (value
) || XINT (value
) < 0)
8424 case IMAGE_DONT_CHECK_VALUE_TYPE
:
8427 case IMAGE_FUNCTION_VALUE
:
8428 value
= indirect_function (value
);
8430 || COMPILEDP (value
)
8431 || (CONSP (value
) && EQ (XCAR (value
), Qlambda
)))
8435 case IMAGE_NUMBER_VALUE
:
8436 if (!INTEGERP (value
) && !FLOATP (value
))
8440 case IMAGE_INTEGER_VALUE
:
8441 if (!INTEGERP (value
))
8445 case IMAGE_BOOL_VALUE
:
8446 if (!NILP (value
) && !EQ (value
, Qt
))
8455 if (EQ (key
, QCtype
) && !EQ (type
, value
))
8459 /* Check that all mandatory fields are present. */
8460 for (i
= 0; i
< nkeywords
; ++i
)
8461 if (keywords
[i
].mandatory_p
&& keywords
[i
].count
== 0)
8464 return NILP (plist
);
8468 /* Return the value of KEY in image specification SPEC. Value is nil
8469 if KEY is not present in SPEC. if FOUND is not null, set *FOUND
8470 to 1 if KEY was found in SPEC, set it to 0 otherwise. */
8473 image_spec_value (spec
, key
, found
)
8474 Lisp_Object spec
, key
;
8479 xassert (valid_image_p (spec
));
8481 for (tail
= XCDR (spec
);
8482 CONSP (tail
) && CONSP (XCDR (tail
));
8483 tail
= XCDR (XCDR (tail
)))
8485 if (EQ (XCAR (tail
), key
))
8489 return XCAR (XCDR (tail
));
8501 /***********************************************************************
8502 Image type independent image structures
8503 ***********************************************************************/
8505 static struct image
*make_image
P_ ((Lisp_Object spec
, unsigned hash
));
8506 static void free_image
P_ ((struct frame
*f
, struct image
*img
));
8509 /* Allocate and return a new image structure for image specification
8510 SPEC. SPEC has a hash value of HASH. */
8512 static struct image
*
8513 make_image (spec
, hash
)
8517 struct image
*img
= (struct image
*) xmalloc (sizeof *img
);
8519 xassert (valid_image_p (spec
));
8520 bzero (img
, sizeof *img
);
8521 img
->type
= lookup_image_type (image_spec_value (spec
, QCtype
, NULL
));
8522 xassert (img
->type
!= NULL
);
8524 img
->data
.lisp_val
= Qnil
;
8525 img
->ascent
= DEFAULT_IMAGE_ASCENT
;
8531 /* Free image IMG which was used on frame F, including its resources. */
8540 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
8542 /* Remove IMG from the hash table of its cache. */
8544 img
->prev
->next
= img
->next
;
8546 c
->buckets
[img
->hash
% IMAGE_CACHE_BUCKETS_SIZE
] = img
->next
;
8549 img
->next
->prev
= img
->prev
;
8551 c
->images
[img
->id
] = NULL
;
8553 /* Free resources, then free IMG. */
8554 img
->type
->free (f
, img
);
8560 /* Prepare image IMG for display on frame F. Must be called before
8561 drawing an image. */
8564 prepare_image_for_display (f
, img
)
8570 /* We're about to display IMG, so set its timestamp to `now'. */
8572 img
->timestamp
= EMACS_SECS (t
);
8574 /* If IMG doesn't have a pixmap yet, load it now, using the image
8575 type dependent loader function. */
8576 if (img
->pixmap
== 0 && !img
->load_failed_p
)
8577 img
->load_failed_p
= img
->type
->load (f
, img
) == 0;
8581 /* Value is the number of pixels for the ascent of image IMG when
8582 drawn in face FACE. */
8585 image_ascent (img
, face
)
8589 int height
= img
->height
+ img
->vmargin
;
8592 if (img
->ascent
== CENTERED_IMAGE_ASCENT
)
8595 ascent
= height
/ 2 - (FONT_DESCENT(face
->font
)
8596 - FONT_BASE(face
->font
)) / 2;
8598 ascent
= height
/ 2;
8601 ascent
= height
* img
->ascent
/ 100.0;
8608 /* Image background colors. */
8610 static unsigned long
8611 four_corners_best (ximg
, width
, height
)
8613 unsigned long width
, height
;
8615 #if 0 /* TODO: Image support. */
8616 unsigned long corners
[4], best
;
8619 /* Get the colors at the corners of ximg. */
8620 corners
[0] = XGetPixel (ximg
, 0, 0);
8621 corners
[1] = XGetPixel (ximg
, width
- 1, 0);
8622 corners
[2] = XGetPixel (ximg
, width
- 1, height
- 1);
8623 corners
[3] = XGetPixel (ximg
, 0, height
- 1);
8625 /* Choose the most frequently found color as background. */
8626 for (i
= best_count
= 0; i
< 4; ++i
)
8630 for (j
= n
= 0; j
< 4; ++j
)
8631 if (corners
[i
] == corners
[j
])
8635 best
= corners
[i
], best_count
= n
;
8644 /* Return the `background' field of IMG. If IMG doesn't have one yet,
8645 it is guessed heuristically. If non-zero, XIMG is an existing XImage
8646 object to use for the heuristic. */
8649 image_background (img
, f
, ximg
)
8654 if (! img
->background_valid
)
8655 /* IMG doesn't have a background yet, try to guess a reasonable value. */
8657 #if 0 /* TODO: Image support. */
8658 int free_ximg
= !ximg
;
8661 ximg
= XGetImage (FRAME_X_DISPLAY (f
), img
->pixmap
,
8662 0, 0, img
->width
, img
->height
, ~0, ZPixmap
);
8664 img
->background
= four_corners_best (ximg
, img
->width
, img
->height
);
8667 XDestroyImage (ximg
);
8669 img
->background_valid
= 1;
8673 return img
->background
;
8676 /* Return the `background_transparent' field of IMG. If IMG doesn't
8677 have one yet, it is guessed heuristically. If non-zero, MASK is an
8678 existing XImage object to use for the heuristic. */
8681 image_background_transparent (img
, f
, mask
)
8686 if (! img
->background_transparent_valid
)
8687 /* IMG doesn't have a background yet, try to guess a reasonable value. */
8689 #if 0 /* TODO: Image support. */
8692 int free_mask
= !mask
;
8695 mask
= XGetImage (FRAME_X_DISPLAY (f
), img
->mask
,
8696 0, 0, img
->width
, img
->height
, ~0, ZPixmap
);
8698 img
->background_transparent
8699 = !four_corners_best (mask
, img
->width
, img
->height
);
8702 XDestroyImage (mask
);
8706 img
->background_transparent
= 0;
8708 img
->background_transparent_valid
= 1;
8711 return img
->background_transparent
;
8715 /***********************************************************************
8716 Helper functions for X image types
8717 ***********************************************************************/
8719 static void x_clear_image_1
P_ ((struct frame
*, struct image
*, int,
8721 static void x_clear_image
P_ ((struct frame
*f
, struct image
*img
));
8722 static unsigned long x_alloc_image_color
P_ ((struct frame
*f
,
8724 Lisp_Object color_name
,
8725 unsigned long dflt
));
8728 /* Clear X resources of image IMG on frame F. PIXMAP_P non-zero means
8729 free the pixmap if any. MASK_P non-zero means clear the mask
8730 pixmap if any. COLORS_P non-zero means free colors allocated for
8731 the image, if any. */
8734 x_clear_image_1 (f
, img
, pixmap_p
, mask_p
, colors_p
)
8737 int pixmap_p
, mask_p
, colors_p
;
8739 #if 0 /* TODO: W32 image support */
8740 if (pixmap_p
&& img
->pixmap
)
8742 XFreePixmap (FRAME_X_DISPLAY (f
), img
->pixmap
);
8744 img
->background_valid
= 0;
8747 if (mask_p
&& img
->mask
)
8749 XFreePixmap (FRAME_X_DISPLAY (f
), img
->mask
);
8751 img
->background_transparent_valid
= 0;
8754 if (colors_p
&& img
->ncolors
)
8756 x_free_colors (f
, img
->colors
, img
->ncolors
);
8757 xfree (img
->colors
);
8764 /* Free X resources of image IMG which is used on frame F. */
8767 x_clear_image (f
, img
)
8771 #if 0 /* TODO: W32 image support */
8776 XFreePixmap (NULL
, img
->pixmap
);
8783 int class = FRAME_W32_DISPLAY_INFO (f
)->visual
->class;
8785 /* If display has an immutable color map, freeing colors is not
8786 necessary and some servers don't allow it. So don't do it. */
8787 if (class != StaticColor
8788 && class != StaticGray
8789 && class != TrueColor
)
8793 cmap
= DefaultColormapOfScreen (FRAME_W32_DISPLAY_INFO (f
)->screen
);
8794 XFreeColors (FRAME_W32_DISPLAY (f
), cmap
, img
->colors
,
8799 xfree (img
->colors
);
8807 /* Allocate color COLOR_NAME for image IMG on frame F. If color
8808 cannot be allocated, use DFLT. Add a newly allocated color to
8809 IMG->colors, so that it can be freed again. Value is the pixel
8812 static unsigned long
8813 x_alloc_image_color (f
, img
, color_name
, dflt
)
8816 Lisp_Object color_name
;
8819 #if 0 /* TODO: allocing colors. */
8821 unsigned long result
;
8823 xassert (STRINGP (color_name
));
8825 if (w32_defined_color (f
, XSTRING (color_name
)->data
, &color
, 1))
8827 /* This isn't called frequently so we get away with simply
8828 reallocating the color vector to the needed size, here. */
8831 (unsigned long *) xrealloc (img
->colors
,
8832 img
->ncolors
* sizeof *img
->colors
);
8833 img
->colors
[img
->ncolors
- 1] = color
.pixel
;
8834 result
= color
.pixel
;
8845 /***********************************************************************
8847 ***********************************************************************/
8849 static void cache_image
P_ ((struct frame
*f
, struct image
*img
));
8850 static void postprocess_image
P_ ((struct frame
*, struct image
*));
8853 /* Return a new, initialized image cache that is allocated from the
8854 heap. Call free_image_cache to free an image cache. */
8856 struct image_cache
*
8859 struct image_cache
*c
= (struct image_cache
*) xmalloc (sizeof *c
);
8862 bzero (c
, sizeof *c
);
8864 c
->images
= (struct image
**) xmalloc (c
->size
* sizeof *c
->images
);
8865 size
= IMAGE_CACHE_BUCKETS_SIZE
* sizeof *c
->buckets
;
8866 c
->buckets
= (struct image
**) xmalloc (size
);
8867 bzero (c
->buckets
, size
);
8872 /* Free image cache of frame F. Be aware that X frames share images
8876 free_image_cache (f
)
8879 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
8884 /* Cache should not be referenced by any frame when freed. */
8885 xassert (c
->refcount
== 0);
8887 for (i
= 0; i
< c
->used
; ++i
)
8888 free_image (f
, c
->images
[i
]);
8892 FRAME_X_IMAGE_CACHE (f
) = NULL
;
8897 /* Clear image cache of frame F. FORCE_P non-zero means free all
8898 images. FORCE_P zero means clear only images that haven't been
8899 displayed for some time. Should be called from time to time to
8900 reduce the number of loaded images. If image-eviction-seconds is
8901 non-nil, this frees images in the cache which weren't displayed for
8902 at least that many seconds. */
8905 clear_image_cache (f
, force_p
)
8909 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
8911 if (c
&& INTEGERP (Vimage_cache_eviction_delay
))
8915 int i
, any_freed_p
= 0;
8918 old
= EMACS_SECS (t
) - XFASTINT (Vimage_cache_eviction_delay
);
8920 for (i
= 0; i
< c
->used
; ++i
)
8922 struct image
*img
= c
->images
[i
];
8925 || (img
->timestamp
> old
)))
8927 free_image (f
, img
);
8932 /* We may be clearing the image cache because, for example,
8933 Emacs was iconified for a longer period of time. In that
8934 case, current matrices may still contain references to
8935 images freed above. So, clear these matrices. */
8938 clear_current_matrices (f
);
8939 ++windows_or_buffers_changed
;
8945 DEFUN ("clear-image-cache", Fclear_image_cache
, Sclear_image_cache
,
8947 doc
: /* Clear the image cache of FRAME.
8948 FRAME nil or omitted means use the selected frame.
8949 FRAME t means clear the image caches of all frames. */)
8957 FOR_EACH_FRAME (tail
, frame
)
8958 if (FRAME_W32_P (XFRAME (frame
)))
8959 clear_image_cache (XFRAME (frame
), 1);
8962 clear_image_cache (check_x_frame (frame
), 1);
8968 /* Compute masks and transform image IMG on frame F, as specified
8969 by the image's specification, */
8972 postprocess_image (f
, img
)
8976 #if 0 /* TODO: image support. */
8977 /* Manipulation of the image's mask. */
8980 Lisp_Object conversion
, spec
;
8985 /* `:heuristic-mask t'
8987 means build a mask heuristically.
8988 `:heuristic-mask (R G B)'
8989 `:mask (heuristic (R G B))'
8990 means build a mask from color (R G B) in the
8993 means remove a mask, if any. */
8995 mask
= image_spec_value (spec
, QCheuristic_mask
, NULL
);
8997 x_build_heuristic_mask (f
, img
, mask
);
9002 mask
= image_spec_value (spec
, QCmask
, &found_p
);
9004 if (EQ (mask
, Qheuristic
))
9005 x_build_heuristic_mask (f
, img
, Qt
);
9006 else if (CONSP (mask
)
9007 && EQ (XCAR (mask
), Qheuristic
))
9009 if (CONSP (XCDR (mask
)))
9010 x_build_heuristic_mask (f
, img
, XCAR (XCDR (mask
)));
9012 x_build_heuristic_mask (f
, img
, XCDR (mask
));
9014 else if (NILP (mask
) && found_p
&& img
->mask
)
9016 XFreePixmap (FRAME_X_DISPLAY (f
), img
->mask
);
9022 /* Should we apply an image transformation algorithm? */
9023 conversion
= image_spec_value (spec
, QCconversion
, NULL
);
9024 if (EQ (conversion
, Qdisabled
))
9025 x_disable_image (f
, img
);
9026 else if (EQ (conversion
, Qlaplace
))
9028 else if (EQ (conversion
, Qemboss
))
9030 else if (CONSP (conversion
)
9031 && EQ (XCAR (conversion
), Qedge_detection
))
9034 tem
= XCDR (conversion
);
9036 x_edge_detection (f
, img
,
9037 Fplist_get (tem
, QCmatrix
),
9038 Fplist_get (tem
, QCcolor_adjustment
));
9045 /* Return the id of image with Lisp specification SPEC on frame F.
9046 SPEC must be a valid Lisp image specification (see valid_image_p). */
9049 lookup_image (f
, spec
)
9053 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
9057 struct gcpro gcpro1
;
9060 /* F must be a window-system frame, and SPEC must be a valid image
9062 xassert (FRAME_WINDOW_P (f
));
9063 xassert (valid_image_p (spec
));
9067 /* Look up SPEC in the hash table of the image cache. */
9068 hash
= sxhash (spec
, 0);
9069 i
= hash
% IMAGE_CACHE_BUCKETS_SIZE
;
9071 for (img
= c
->buckets
[i
]; img
; img
= img
->next
)
9072 if (img
->hash
== hash
&& !NILP (Fequal (img
->spec
, spec
)))
9075 /* If not found, create a new image and cache it. */
9078 extern Lisp_Object Qpostscript
;
9081 img
= make_image (spec
, hash
);
9082 cache_image (f
, img
);
9083 img
->load_failed_p
= img
->type
->load (f
, img
) == 0;
9085 /* If we can't load the image, and we don't have a width and
9086 height, use some arbitrary width and height so that we can
9087 draw a rectangle for it. */
9088 if (img
->load_failed_p
)
9092 value
= image_spec_value (spec
, QCwidth
, NULL
);
9093 img
->width
= (INTEGERP (value
)
9094 ? XFASTINT (value
) : DEFAULT_IMAGE_WIDTH
);
9095 value
= image_spec_value (spec
, QCheight
, NULL
);
9096 img
->height
= (INTEGERP (value
)
9097 ? XFASTINT (value
) : DEFAULT_IMAGE_HEIGHT
);
9101 /* Handle image type independent image attributes
9102 `:ascent PERCENT', `:margin MARGIN', `:relief RELIEF',
9103 `:background COLOR'. */
9104 Lisp_Object ascent
, margin
, relief
, bg
;
9106 ascent
= image_spec_value (spec
, QCascent
, NULL
);
9107 if (INTEGERP (ascent
))
9108 img
->ascent
= XFASTINT (ascent
);
9109 else if (EQ (ascent
, Qcenter
))
9110 img
->ascent
= CENTERED_IMAGE_ASCENT
;
9112 margin
= image_spec_value (spec
, QCmargin
, NULL
);
9113 if (INTEGERP (margin
) && XINT (margin
) >= 0)
9114 img
->vmargin
= img
->hmargin
= XFASTINT (margin
);
9115 else if (CONSP (margin
) && INTEGERP (XCAR (margin
))
9116 && INTEGERP (XCDR (margin
)))
9118 if (XINT (XCAR (margin
)) > 0)
9119 img
->hmargin
= XFASTINT (XCAR (margin
));
9120 if (XINT (XCDR (margin
)) > 0)
9121 img
->vmargin
= XFASTINT (XCDR (margin
));
9124 relief
= image_spec_value (spec
, QCrelief
, NULL
);
9125 if (INTEGERP (relief
))
9127 img
->relief
= XINT (relief
);
9128 img
->hmargin
+= abs (img
->relief
);
9129 img
->vmargin
+= abs (img
->relief
);
9132 if (! img
->background_valid
)
9134 bg
= image_spec_value (img
->spec
, QCbackground
, NULL
);
9138 = x_alloc_image_color (f
, img
, bg
,
9139 FRAME_BACKGROUND_PIXEL (f
));
9140 img
->background_valid
= 1;
9144 /* Do image transformations and compute masks, unless we
9145 don't have the image yet. */
9146 if (!EQ (*img
->type
->type
, Qpostscript
))
9147 postprocess_image (f
, img
);
9151 xassert (!interrupt_input_blocked
);
9154 /* We're using IMG, so set its timestamp to `now'. */
9155 EMACS_GET_TIME (now
);
9156 img
->timestamp
= EMACS_SECS (now
);
9160 /* Value is the image id. */
9165 /* Cache image IMG in the image cache of frame F. */
9168 cache_image (f
, img
)
9172 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
9175 /* Find a free slot in c->images. */
9176 for (i
= 0; i
< c
->used
; ++i
)
9177 if (c
->images
[i
] == NULL
)
9180 /* If no free slot found, maybe enlarge c->images. */
9181 if (i
== c
->used
&& c
->used
== c
->size
)
9184 c
->images
= (struct image
**) xrealloc (c
->images
,
9185 c
->size
* sizeof *c
->images
);
9188 /* Add IMG to c->images, and assign IMG an id. */
9194 /* Add IMG to the cache's hash table. */
9195 i
= img
->hash
% IMAGE_CACHE_BUCKETS_SIZE
;
9196 img
->next
= c
->buckets
[i
];
9198 img
->next
->prev
= img
;
9200 c
->buckets
[i
] = img
;
9204 /* Call FN on every image in the image cache of frame F. Used to mark
9205 Lisp Objects in the image cache. */
9208 forall_images_in_image_cache (f
, fn
)
9210 void (*fn
) P_ ((struct image
*img
));
9212 if (FRAME_LIVE_P (f
) && FRAME_W32_P (f
))
9214 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
9218 for (i
= 0; i
< c
->used
; ++i
)
9227 /***********************************************************************
9229 ***********************************************************************/
9231 #if 0 /* TODO: W32 specific image code. */
9233 static int x_create_x_image_and_pixmap
P_ ((struct frame
*, int, int, int,
9234 XImage
**, Pixmap
*));
9235 static void x_destroy_x_image
P_ ((XImage
*));
9236 static void x_put_x_image
P_ ((struct frame
*, XImage
*, Pixmap
, int, int));
9239 /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on
9240 frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created.
9241 Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated
9242 via xmalloc. Print error messages via image_error if an error
9243 occurs. Value is non-zero if successful. */
9246 x_create_x_image_and_pixmap (f
, width
, height
, depth
, ximg
, pixmap
)
9248 int width
, height
, depth
;
9252 #if 0 /* TODO: Image support for W32 */
9253 Display
*display
= FRAME_W32_DISPLAY (f
);
9254 Screen
*screen
= FRAME_X_SCREEN (f
);
9255 Window window
= FRAME_W32_WINDOW (f
);
9257 xassert (interrupt_input_blocked
);
9260 depth
= one_w32_display_info
.n_cbits
;
9261 *ximg
= XCreateImage (display
, DefaultVisualOfScreen (screen
),
9262 depth
, ZPixmap
, 0, NULL
, width
, height
,
9263 depth
> 16 ? 32 : depth
> 8 ? 16 : 8, 0);
9266 image_error ("Unable to allocate X image", Qnil
, Qnil
);
9270 /* Allocate image raster. */
9271 (*ximg
)->data
= (char *) xmalloc ((*ximg
)->bytes_per_line
* height
);
9273 /* Allocate a pixmap of the same size. */
9274 *pixmap
= XCreatePixmap (display
, window
, width
, height
, depth
);
9277 x_destroy_x_image (*ximg
);
9279 image_error ("Unable to create X pixmap", Qnil
, Qnil
);
9287 /* Destroy XImage XIMG. Free XIMG->data. */
9290 x_destroy_x_image (ximg
)
9293 xassert (interrupt_input_blocked
);
9298 XDestroyImage (ximg
);
9303 /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT
9304 are width and height of both the image and pixmap. */
9307 x_put_x_image (f
, ximg
, pixmap
, width
, height
)
9314 xassert (interrupt_input_blocked
);
9315 gc
= XCreateGC (NULL
, pixmap
, 0, NULL
);
9316 XPutImage (NULL
, pixmap
, gc
, ximg
, 0, 0, 0, 0, width
, height
);
9323 /***********************************************************************
9325 ***********************************************************************/
9327 static Lisp_Object x_find_image_file
P_ ((Lisp_Object
));
9328 static char *slurp_file
P_ ((char *, int *));
9331 /* Find image file FILE. Look in data-directory, then
9332 x-bitmap-file-path. Value is the full name of the file found, or
9333 nil if not found. */
9336 x_find_image_file (file
)
9339 Lisp_Object file_found
, search_path
;
9340 struct gcpro gcpro1
, gcpro2
;
9344 search_path
= Fcons (Vdata_directory
, Vx_bitmap_file_path
);
9345 GCPRO2 (file_found
, search_path
);
9347 /* Try to find FILE in data-directory, then x-bitmap-file-path. */
9348 fd
= openp (search_path
, file
, Qnil
, &file_found
, 0);
9360 /* Read FILE into memory. Value is a pointer to a buffer allocated
9361 with xmalloc holding FILE's contents. Value is null if an error
9362 occurred. *SIZE is set to the size of the file. */
9365 slurp_file (file
, size
)
9373 if (stat (file
, &st
) == 0
9374 && (fp
= fopen (file
, "r")) != NULL
9375 && (buf
= (char *) xmalloc (st
.st_size
),
9376 fread (buf
, 1, st
.st_size
, fp
) == st
.st_size
))
9397 /***********************************************************************
9399 ***********************************************************************/
9401 static int xbm_load
P_ ((struct frame
*f
, struct image
*img
));
9402 static int xbm_load_image_from_file
P_ ((struct frame
*f
, struct image
*img
,
9404 static int xbm_image_p
P_ ((Lisp_Object object
));
9405 static int xbm_read_bitmap_file_data
P_ ((char *, int *, int *,
9409 /* Indices of image specification fields in xbm_format, below. */
9411 enum xbm_keyword_index
9429 /* Vector of image_keyword structures describing the format
9430 of valid XBM image specifications. */
9432 static struct image_keyword xbm_format
[XBM_LAST
] =
9434 {":type", IMAGE_SYMBOL_VALUE
, 1},
9435 {":file", IMAGE_STRING_VALUE
, 0},
9436 {":width", IMAGE_POSITIVE_INTEGER_VALUE
, 0},
9437 {":height", IMAGE_POSITIVE_INTEGER_VALUE
, 0},
9438 {":data", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
9439 {":foreground", IMAGE_STRING_OR_NIL_VALUE
, 0},
9440 {":background", IMAGE_STRING_OR_NIL_VALUE
, 0},
9441 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
9442 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
9443 {":relief", IMAGE_INTEGER_VALUE
, 0},
9444 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
9445 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0}
9448 /* Structure describing the image type XBM. */
9450 static struct image_type xbm_type
=
9459 /* Tokens returned from xbm_scan. */
9468 /* Return non-zero if OBJECT is a valid XBM-type image specification.
9469 A valid specification is a list starting with the symbol `image'
9470 The rest of the list is a property list which must contain an
9473 If the specification specifies a file to load, it must contain
9474 an entry `:file FILENAME' where FILENAME is a string.
9476 If the specification is for a bitmap loaded from memory it must
9477 contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where
9478 WIDTH and HEIGHT are integers > 0. DATA may be:
9480 1. a string large enough to hold the bitmap data, i.e. it must
9481 have a size >= (WIDTH + 7) / 8 * HEIGHT
9483 2. a bool-vector of size >= WIDTH * HEIGHT
9485 3. a vector of strings or bool-vectors, one for each line of the
9488 Both the file and data forms may contain the additional entries
9489 `:background COLOR' and `:foreground COLOR'. If not present,
9490 foreground and background of the frame on which the image is
9491 displayed, is used. */
9494 xbm_image_p (object
)
9497 struct image_keyword kw
[XBM_LAST
];
9499 bcopy (xbm_format
, kw
, sizeof kw
);
9500 if (!parse_image_spec (object
, kw
, XBM_LAST
, Qxbm
))
9503 xassert (EQ (kw
[XBM_TYPE
].value
, Qxbm
));
9505 if (kw
[XBM_FILE
].count
)
9507 if (kw
[XBM_WIDTH
].count
|| kw
[XBM_HEIGHT
].count
|| kw
[XBM_DATA
].count
)
9515 /* Entries for `:width', `:height' and `:data' must be present. */
9516 if (!kw
[XBM_WIDTH
].count
9517 || !kw
[XBM_HEIGHT
].count
9518 || !kw
[XBM_DATA
].count
)
9521 data
= kw
[XBM_DATA
].value
;
9522 width
= XFASTINT (kw
[XBM_WIDTH
].value
);
9523 height
= XFASTINT (kw
[XBM_HEIGHT
].value
);
9525 /* Check type of data, and width and height against contents of
9531 /* Number of elements of the vector must be >= height. */
9532 if (XVECTOR (data
)->size
< height
)
9535 /* Each string or bool-vector in data must be large enough
9536 for one line of the image. */
9537 for (i
= 0; i
< height
; ++i
)
9539 Lisp_Object elt
= XVECTOR (data
)->contents
[i
];
9543 if (XSTRING (elt
)->size
9544 < (width
+ BITS_PER_CHAR
- 1) / BITS_PER_CHAR
)
9547 else if (BOOL_VECTOR_P (elt
))
9549 if (XBOOL_VECTOR (elt
)->size
< width
)
9556 else if (STRINGP (data
))
9558 if (XSTRING (data
)->size
9559 < (width
+ BITS_PER_CHAR
- 1) / BITS_PER_CHAR
* height
)
9562 else if (BOOL_VECTOR_P (data
))
9564 if (XBOOL_VECTOR (data
)->size
< width
* height
)
9571 /* Baseline must be a value between 0 and 100 (a percentage). */
9572 if (kw
[XBM_ASCENT
].count
9573 && XFASTINT (kw
[XBM_ASCENT
].value
) > 100)
9580 /* Scan a bitmap file. FP is the stream to read from. Value is
9581 either an enumerator from enum xbm_token, or a character for a
9582 single-character token, or 0 at end of file. If scanning an
9583 identifier, store the lexeme of the identifier in SVAL. If
9584 scanning a number, store its value in *IVAL. */
9587 xbm_scan (s
, end
, sval
, ival
)
9596 /* Skip white space. */
9597 while (*s
< end
&&(c
= *(*s
)++, isspace (c
)))
9602 else if (isdigit (c
))
9604 int value
= 0, digit
;
9606 if (c
== '0' && *s
< end
)
9609 if (c
== 'x' || c
== 'X')
9616 else if (c
>= 'a' && c
<= 'f')
9617 digit
= c
- 'a' + 10;
9618 else if (c
>= 'A' && c
<= 'F')
9619 digit
= c
- 'A' + 10;
9622 value
= 16 * value
+ digit
;
9625 else if (isdigit (c
))
9629 && (c
= *(*s
)++, isdigit (c
)))
9630 value
= 8 * value
+ c
- '0';
9637 && (c
= *(*s
)++, isdigit (c
)))
9638 value
= 10 * value
+ c
- '0';
9646 else if (isalpha (c
) || c
== '_')
9650 && (c
= *(*s
)++, (isalnum (c
) || c
== '_')))
9657 else if (c
== '/' && **s
== '*')
9659 /* C-style comment. */
9661 while (**s
&& (**s
!= '*' || *(*s
+ 1) != '/'))
9674 /* Replacement for XReadBitmapFileData which isn't available under old
9675 X versions. CONTENTS is a pointer to a buffer to parse; END is the
9676 buffer's end. Set *WIDTH and *HEIGHT to the width and height of
9677 the image. Return in *DATA the bitmap data allocated with xmalloc.
9678 Value is non-zero if successful. DATA null means just test if
9679 CONTENTS looks like an in-memory XBM file. */
9682 xbm_read_bitmap_data (contents
, end
, width
, height
, data
)
9683 char *contents
, *end
;
9684 int *width
, *height
;
9685 unsigned char **data
;
9688 char buffer
[BUFSIZ
];
9691 int bytes_per_line
, i
, nbytes
;
9697 LA1 = xbm_scan (contents, end, buffer, &value)
9699 #define expect(TOKEN) \
9700 if (LA1 != (TOKEN)) \
9705 #define expect_ident(IDENT) \
9706 if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \
9711 *width
= *height
= -1;
9714 LA1
= xbm_scan (&s
, end
, buffer
, &value
);
9716 /* Parse defines for width, height and hot-spots. */
9720 expect_ident ("define");
9721 expect (XBM_TK_IDENT
);
9723 if (LA1
== XBM_TK_NUMBER
);
9725 char *p
= strrchr (buffer
, '_');
9726 p
= p
? p
+ 1 : buffer
;
9727 if (strcmp (p
, "width") == 0)
9729 else if (strcmp (p
, "height") == 0)
9732 expect (XBM_TK_NUMBER
);
9735 if (*width
< 0 || *height
< 0)
9737 else if (data
== NULL
)
9740 /* Parse bits. Must start with `static'. */
9741 expect_ident ("static");
9742 if (LA1
== XBM_TK_IDENT
)
9744 if (strcmp (buffer
, "unsigned") == 0)
9747 expect_ident ("char");
9749 else if (strcmp (buffer
, "short") == 0)
9753 if (*width
% 16 && *width
% 16 < 9)
9756 else if (strcmp (buffer
, "char") == 0)
9764 expect (XBM_TK_IDENT
);
9770 bytes_per_line
= (*width
+ 7) / 8 + padding_p
;
9771 nbytes
= bytes_per_line
* *height
;
9772 p
= *data
= (char *) xmalloc (nbytes
);
9777 for (i
= 0; i
< nbytes
; i
+= 2)
9780 expect (XBM_TK_NUMBER
);
9783 if (!padding_p
|| ((i
+ 2) % bytes_per_line
))
9786 if (LA1
== ',' || LA1
== '}')
9794 for (i
= 0; i
< nbytes
; ++i
)
9797 expect (XBM_TK_NUMBER
);
9801 if (LA1
== ',' || LA1
== '}')
9826 /* Load XBM image IMG which will be displayed on frame F from buffer
9827 CONTENTS. END is the end of the buffer. Value is non-zero if
9831 xbm_load_image (f
, img
, contents
, end
)
9834 char *contents
, *end
;
9837 unsigned char *data
;
9840 rc
= xbm_read_bitmap_data (contents
, end
, &img
->width
, &img
->height
, &data
);
9843 int depth
= one_w32_display_info
.n_cbits
;
9844 unsigned long foreground
= FRAME_FOREGROUND_PIXEL (f
);
9845 unsigned long background
= FRAME_BACKGROUND_PIXEL (f
);
9848 xassert (img
->width
> 0 && img
->height
> 0);
9850 /* Get foreground and background colors, maybe allocate colors. */
9851 value
= image_spec_value (img
->spec
, QCforeground
, NULL
);
9853 foreground
= x_alloc_image_color (f
, img
, value
, foreground
);
9854 value
= image_spec_value (img
->spec
, QCbackground
, NULL
);
9857 background
= x_alloc_image_color (f
, img
, value
, background
);
9858 img
->background
= background
;
9859 img
->background_valid
= 1;
9862 #if 0 /* TODO : Port image display to W32 */
9864 = XCreatePixmapFromBitmapData (FRAME_W32_DISPLAY (f
),
9865 FRAME_W32_WINDOW (f
),
9867 img
->width
, img
->height
,
9868 foreground
, background
,
9873 if (img
->pixmap
== 0)
9875 x_clear_image (f
, img
);
9876 image_error ("Unable to create X pixmap for `%s'", img
->spec
, Qnil
);
9882 image_error ("Error loading XBM image `%s'", img
->spec
, Qnil
);
9888 /* Value is non-zero if DATA looks like an in-memory XBM file. */
9895 return (STRINGP (data
)
9896 && xbm_read_bitmap_data (XSTRING (data
)->data
,
9897 (XSTRING (data
)->data
9898 + STRING_BYTES (XSTRING (data
))),
9903 /* Fill image IMG which is used on frame F with pixmap data. Value is
9904 non-zero if successful. */
9912 Lisp_Object file_name
;
9914 xassert (xbm_image_p (img
->spec
));
9916 /* If IMG->spec specifies a file name, create a non-file spec from it. */
9917 file_name
= image_spec_value (img
->spec
, QCfile
, NULL
);
9918 if (STRINGP (file_name
))
9923 struct gcpro gcpro1
;
9925 file
= x_find_image_file (file_name
);
9927 if (!STRINGP (file
))
9929 image_error ("Cannot find image file `%s'", file_name
, Qnil
);
9934 contents
= slurp_file (XSTRING (file
)->data
, &size
);
9935 if (contents
== NULL
)
9937 image_error ("Error loading XBM image `%s'", img
->spec
, Qnil
);
9942 success_p
= xbm_load_image (f
, img
, contents
, contents
+ size
);
9947 struct image_keyword fmt
[XBM_LAST
];
9950 unsigned long foreground
= FRAME_FOREGROUND_PIXEL (f
);
9951 unsigned long background
= FRAME_BACKGROUND_PIXEL (f
);
9954 int in_memory_file_p
= 0;
9956 /* See if data looks like an in-memory XBM file. */
9957 data
= image_spec_value (img
->spec
, QCdata
, NULL
);
9958 in_memory_file_p
= xbm_file_p (data
);
9960 /* Parse the list specification. */
9961 bcopy (xbm_format
, fmt
, sizeof fmt
);
9962 parsed_p
= parse_image_spec (img
->spec
, fmt
, XBM_LAST
, Qxbm
);
9965 /* Get specified width, and height. */
9966 if (!in_memory_file_p
)
9968 img
->width
= XFASTINT (fmt
[XBM_WIDTH
].value
);
9969 img
->height
= XFASTINT (fmt
[XBM_HEIGHT
].value
);
9970 xassert (img
->width
> 0 && img
->height
> 0);
9972 /* Get foreground and background colors, maybe allocate colors. */
9973 if (fmt
[XBM_FOREGROUND
].count
9974 && STRINGP (fmt
[XBM_FOREGROUND
].value
))
9975 foreground
= x_alloc_image_color (f
, img
, fmt
[XBM_FOREGROUND
].value
,
9977 if (fmt
[XBM_BACKGROUND
].count
9978 && STRINGP (fmt
[XBM_BACKGROUND
].value
))
9979 background
= x_alloc_image_color (f
, img
, fmt
[XBM_BACKGROUND
].value
,
9982 if (in_memory_file_p
)
9983 success_p
= xbm_load_image (f
, img
, XSTRING (data
)->data
,
9984 (XSTRING (data
)->data
9985 + STRING_BYTES (XSTRING (data
))));
9992 int nbytes
= (img
->width
+ BITS_PER_CHAR
- 1) / BITS_PER_CHAR
;
9994 p
= bits
= (char *) alloca (nbytes
* img
->height
);
9995 for (i
= 0; i
< img
->height
; ++i
, p
+= nbytes
)
9997 Lisp_Object line
= XVECTOR (data
)->contents
[i
];
9999 bcopy (XSTRING (line
)->data
, p
, nbytes
);
10001 bcopy (XBOOL_VECTOR (line
)->data
, p
, nbytes
);
10004 else if (STRINGP (data
))
10005 bits
= XSTRING (data
)->data
;
10007 bits
= XBOOL_VECTOR (data
)->data
;
10008 #ifdef TODO /* image support. */
10009 /* Create the pixmap. */
10010 depth
= one_w32_display_info
.n_cbits
;
10012 = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f
),
10013 FRAME_X_WINDOW (f
),
10015 img
->width
, img
->height
,
10016 foreground
, background
,
10023 image_error ("Unable to create pixmap for XBM image `%s'",
10025 x_clear_image (f
, img
);
10035 /***********************************************************************
10037 ***********************************************************************/
10041 static int xpm_image_p
P_ ((Lisp_Object object
));
10042 static int xpm_load
P_ ((struct frame
*f
, struct image
*img
));
10043 static int xpm_valid_color_symbols_p
P_ ((Lisp_Object
));
10045 #include "X11/xpm.h"
10047 /* The symbol `xpm' identifying XPM-format images. */
10051 /* Indices of image specification fields in xpm_format, below. */
10053 enum xpm_keyword_index
10062 XPM_HEURISTIC_MASK
,
10069 /* Vector of image_keyword structures describing the format
10070 of valid XPM image specifications. */
10072 static struct image_keyword xpm_format
[XPM_LAST
] =
10074 {":type", IMAGE_SYMBOL_VALUE
, 1},
10075 {":file", IMAGE_STRING_VALUE
, 0},
10076 {":data", IMAGE_STRING_VALUE
, 0},
10077 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
10078 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
10079 {":relief", IMAGE_INTEGER_VALUE
, 0},
10080 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
10081 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
10082 {":mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
10083 {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
10084 {":background", IMAGE_STRING_OR_NIL_VALUE
, 0}
10087 /* Structure describing the image type XBM. */
10089 static struct image_type xpm_type
=
10099 /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list
10100 for XPM images. Such a list must consist of conses whose car and
10101 cdr are strings. */
10104 xpm_valid_color_symbols_p (color_symbols
)
10105 Lisp_Object color_symbols
;
10107 while (CONSP (color_symbols
))
10109 Lisp_Object sym
= XCAR (color_symbols
);
10111 || !STRINGP (XCAR (sym
))
10112 || !STRINGP (XCDR (sym
)))
10114 color_symbols
= XCDR (color_symbols
);
10117 return NILP (color_symbols
);
10121 /* Value is non-zero if OBJECT is a valid XPM image specification. */
10124 xpm_image_p (object
)
10125 Lisp_Object object
;
10127 struct image_keyword fmt
[XPM_LAST
];
10128 bcopy (xpm_format
, fmt
, sizeof fmt
);
10129 return (parse_image_spec (object
, fmt
, XPM_LAST
, Qxpm
)
10130 /* Either `:file' or `:data' must be present. */
10131 && fmt
[XPM_FILE
].count
+ fmt
[XPM_DATA
].count
== 1
10132 /* Either no `:color-symbols' or it's a list of conses
10133 whose car and cdr are strings. */
10134 && (fmt
[XPM_COLOR_SYMBOLS
].count
== 0
10135 || xpm_valid_color_symbols_p (fmt
[XPM_COLOR_SYMBOLS
].value
))
10136 && (fmt
[XPM_ASCENT
].count
== 0
10137 || XFASTINT (fmt
[XPM_ASCENT
].value
) < 100));
10141 /* Load image IMG which will be displayed on frame F. Value is
10142 non-zero if successful. */
10150 XpmAttributes attrs
;
10151 Lisp_Object specified_file
, color_symbols
;
10153 /* Configure the XPM lib. Use the visual of frame F. Allocate
10154 close colors. Return colors allocated. */
10155 bzero (&attrs
, sizeof attrs
);
10156 attrs
.visual
= FRAME_X_VISUAL (f
);
10157 attrs
.colormap
= FRAME_X_COLORMAP (f
);
10158 attrs
.valuemask
|= XpmVisual
;
10159 attrs
.valuemask
|= XpmColormap
;
10160 attrs
.valuemask
|= XpmReturnAllocPixels
;
10161 #ifdef XpmAllocCloseColors
10162 attrs
.alloc_close_colors
= 1;
10163 attrs
.valuemask
|= XpmAllocCloseColors
;
10165 attrs
.closeness
= 600;
10166 attrs
.valuemask
|= XpmCloseness
;
10169 /* If image specification contains symbolic color definitions, add
10170 these to `attrs'. */
10171 color_symbols
= image_spec_value (img
->spec
, QCcolor_symbols
, NULL
);
10172 if (CONSP (color_symbols
))
10175 XpmColorSymbol
*xpm_syms
;
10178 attrs
.valuemask
|= XpmColorSymbols
;
10180 /* Count number of symbols. */
10181 attrs
.numsymbols
= 0;
10182 for (tail
= color_symbols
; CONSP (tail
); tail
= XCDR (tail
))
10183 ++attrs
.numsymbols
;
10185 /* Allocate an XpmColorSymbol array. */
10186 size
= attrs
.numsymbols
* sizeof *xpm_syms
;
10187 xpm_syms
= (XpmColorSymbol
*) alloca (size
);
10188 bzero (xpm_syms
, size
);
10189 attrs
.colorsymbols
= xpm_syms
;
10191 /* Fill the color symbol array. */
10192 for (tail
= color_symbols
, i
= 0;
10194 ++i
, tail
= XCDR (tail
))
10196 Lisp_Object name
= XCAR (XCAR (tail
));
10197 Lisp_Object color
= XCDR (XCAR (tail
));
10198 xpm_syms
[i
].name
= (char *) alloca (XSTRING (name
)->size
+ 1);
10199 strcpy (xpm_syms
[i
].name
, XSTRING (name
)->data
);
10200 xpm_syms
[i
].value
= (char *) alloca (XSTRING (color
)->size
+ 1);
10201 strcpy (xpm_syms
[i
].value
, XSTRING (color
)->data
);
10205 /* Create a pixmap for the image, either from a file, or from a
10206 string buffer containing data in the same format as an XPM file. */
10208 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
10209 if (STRINGP (specified_file
))
10211 Lisp_Object file
= x_find_image_file (specified_file
);
10212 if (!STRINGP (file
))
10214 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
10219 rc
= XpmReadFileToPixmap (NULL
, FRAME_W32_WINDOW (f
),
10220 XSTRING (file
)->data
, &img
->pixmap
, &img
->mask
,
10225 Lisp_Object buffer
= image_spec_value (img
->spec
, QCdata
, NULL
);
10226 rc
= XpmCreatePixmapFromBuffer (NULL
, FRAME_W32_WINDOW (f
),
10227 XSTRING (buffer
)->data
,
10228 &img
->pixmap
, &img
->mask
,
10233 if (rc
== XpmSuccess
)
10235 /* Remember allocated colors. */
10236 img
->ncolors
= attrs
.nalloc_pixels
;
10237 img
->colors
= (unsigned long *) xmalloc (img
->ncolors
10238 * sizeof *img
->colors
);
10239 for (i
= 0; i
< attrs
.nalloc_pixels
; ++i
)
10240 img
->colors
[i
] = attrs
.alloc_pixels
[i
];
10242 img
->width
= attrs
.width
;
10243 img
->height
= attrs
.height
;
10244 xassert (img
->width
> 0 && img
->height
> 0);
10246 /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */
10248 XpmFreeAttributes (&attrs
);
10255 case XpmOpenFailed
:
10256 image_error ("Error opening XPM file (%s)", img
->spec
, Qnil
);
10259 case XpmFileInvalid
:
10260 image_error ("Invalid XPM file (%s)", img
->spec
, Qnil
);
10264 image_error ("Out of memory (%s)", img
->spec
, Qnil
);
10267 case XpmColorFailed
:
10268 image_error ("Color allocation error (%s)", img
->spec
, Qnil
);
10272 image_error ("Unknown error (%s)", img
->spec
, Qnil
);
10277 return rc
== XpmSuccess
;
10280 #endif /* HAVE_XPM != 0 */
10283 #if 0 /* TODO : Color tables on W32. */
10284 /***********************************************************************
10286 ***********************************************************************/
10288 /* An entry in the color table mapping an RGB color to a pixel color. */
10293 unsigned long pixel
;
10295 /* Next in color table collision list. */
10296 struct ct_color
*next
;
10299 /* The bucket vector size to use. Must be prime. */
10301 #define CT_SIZE 101
10303 /* Value is a hash of the RGB color given by R, G, and B. */
10305 #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B))
10307 /* The color hash table. */
10309 struct ct_color
**ct_table
;
10311 /* Number of entries in the color table. */
10313 int ct_colors_allocated
;
10315 /* Function prototypes. */
10317 static void init_color_table
P_ ((void));
10318 static void free_color_table
P_ ((void));
10319 static unsigned long *colors_in_color_table
P_ ((int *n
));
10320 static unsigned long lookup_rgb_color
P_ ((struct frame
*f
, int r
, int g
, int b
));
10321 static unsigned long lookup_pixel_color
P_ ((struct frame
*f
, unsigned long p
));
10324 /* Initialize the color table. */
10327 init_color_table ()
10329 int size
= CT_SIZE
* sizeof (*ct_table
);
10330 ct_table
= (struct ct_color
**) xmalloc (size
);
10331 bzero (ct_table
, size
);
10332 ct_colors_allocated
= 0;
10336 /* Free memory associated with the color table. */
10339 free_color_table ()
10342 struct ct_color
*p
, *next
;
10344 for (i
= 0; i
< CT_SIZE
; ++i
)
10345 for (p
= ct_table
[i
]; p
; p
= next
)
10356 /* Value is a pixel color for RGB color R, G, B on frame F. If an
10357 entry for that color already is in the color table, return the
10358 pixel color of that entry. Otherwise, allocate a new color for R,
10359 G, B, and make an entry in the color table. */
10361 static unsigned long
10362 lookup_rgb_color (f
, r
, g
, b
)
10366 unsigned hash
= CT_HASH_RGB (r
, g
, b
);
10367 int i
= hash
% CT_SIZE
;
10368 struct ct_color
*p
;
10370 for (p
= ct_table
[i
]; p
; p
= p
->next
)
10371 if (p
->r
== r
&& p
->g
== g
&& p
->b
== b
)
10380 color
= PALETTERGB (r
, g
, b
);
10382 ++ct_colors_allocated
;
10384 p
= (struct ct_color
*) xmalloc (sizeof *p
);
10389 p
->next
= ct_table
[i
];
10397 /* Look up pixel color PIXEL which is used on frame F in the color
10398 table. If not already present, allocate it. Value is PIXEL. */
10400 static unsigned long
10401 lookup_pixel_color (f
, pixel
)
10403 unsigned long pixel
;
10405 int i
= pixel
% CT_SIZE
;
10406 struct ct_color
*p
;
10408 for (p
= ct_table
[i
]; p
; p
= p
->next
)
10409 if (p
->pixel
== pixel
)
10420 cmap
= DefaultColormapOfScreen (FRAME_X_SCREEN (f
));
10421 color
.pixel
= pixel
;
10422 XQueryColor (NULL
, cmap
, &color
);
10423 rc
= x_alloc_nearest_color (f
, cmap
, &color
);
10428 ++ct_colors_allocated
;
10430 p
= (struct ct_color
*) xmalloc (sizeof *p
);
10432 p
->g
= color
.green
;
10435 p
->next
= ct_table
[i
];
10439 return FRAME_FOREGROUND_PIXEL (f
);
10445 /* Value is a vector of all pixel colors contained in the color table,
10446 allocated via xmalloc. Set *N to the number of colors. */
10448 static unsigned long *
10449 colors_in_color_table (n
)
10453 struct ct_color
*p
;
10454 unsigned long *colors
;
10456 if (ct_colors_allocated
== 0)
10463 colors
= (unsigned long *) xmalloc (ct_colors_allocated
10465 *n
= ct_colors_allocated
;
10467 for (i
= j
= 0; i
< CT_SIZE
; ++i
)
10468 for (p
= ct_table
[i
]; p
; p
= p
->next
)
10469 colors
[j
++] = p
->pixel
;
10478 /***********************************************************************
10480 ***********************************************************************/
10481 #if 0 /* TODO: image support. */
10482 static XColor
*x_to_xcolors
P_ ((struct frame
*, struct image
*, int));
10483 static void x_from_xcolors
P_ ((struct frame
*, struct image
*, XColor
*));
10484 static void x_detect_edges
P_ ((struct frame
*, struct image
*, int[9], int));
10486 /* Non-zero means draw a cross on images having `:conversion
10489 int cross_disabled_images
;
10491 /* Edge detection matrices for different edge-detection
10494 static int emboss_matrix
[9] = {
10495 /* x - 1 x x + 1 */
10496 2, -1, 0, /* y - 1 */
10498 0, 1, -2 /* y + 1 */
10501 static int laplace_matrix
[9] = {
10502 /* x - 1 x x + 1 */
10503 1, 0, 0, /* y - 1 */
10505 0, 0, -1 /* y + 1 */
10508 /* Value is the intensity of the color whose red/green/blue values
10509 are R, G, and B. */
10511 #define COLOR_INTENSITY(R, G, B) ((2 * (R) + 3 * (G) + (B)) / 6)
10514 /* On frame F, return an array of XColor structures describing image
10515 IMG->pixmap. Each XColor structure has its pixel color set. RGB_P
10516 non-zero means also fill the red/green/blue members of the XColor
10517 structures. Value is a pointer to the array of XColors structures,
10518 allocated with xmalloc; it must be freed by the caller. */
10521 x_to_xcolors (f
, img
, rgb_p
)
10527 XColor
*colors
, *p
;
10530 colors
= (XColor
*) xmalloc (img
->width
* img
->height
* sizeof *colors
);
10532 /* Get the X image IMG->pixmap. */
10533 ximg
= XGetImage (FRAME_X_DISPLAY (f
), img
->pixmap
,
10534 0, 0, img
->width
, img
->height
, ~0, ZPixmap
);
10536 /* Fill the `pixel' members of the XColor array. I wished there
10537 were an easy and portable way to circumvent XGetPixel. */
10539 for (y
= 0; y
< img
->height
; ++y
)
10543 for (x
= 0; x
< img
->width
; ++x
, ++p
)
10544 p
->pixel
= XGetPixel (ximg
, x
, y
);
10547 x_query_colors (f
, row
, img
->width
);
10550 XDestroyImage (ximg
);
10555 /* Create IMG->pixmap from an array COLORS of XColor structures, whose
10556 RGB members are set. F is the frame on which this all happens.
10557 COLORS will be freed; an existing IMG->pixmap will be freed, too. */
10560 x_from_xcolors (f
, img
, colors
)
10570 init_color_table ();
10572 x_create_x_image_and_pixmap (f
, img
->width
, img
->height
, 0,
10575 for (y
= 0; y
< img
->height
; ++y
)
10576 for (x
= 0; x
< img
->width
; ++x
, ++p
)
10578 unsigned long pixel
;
10579 pixel
= lookup_rgb_color (f
, p
->red
, p
->green
, p
->blue
);
10580 XPutPixel (oimg
, x
, y
, pixel
);
10584 x_clear_image_1 (f
, img
, 1, 0, 1);
10586 x_put_x_image (f
, oimg
, pixmap
, img
->width
, img
->height
);
10587 x_destroy_x_image (oimg
);
10588 img
->pixmap
= pixmap
;
10589 img
->colors
= colors_in_color_table (&img
->ncolors
);
10590 free_color_table ();
10594 /* On frame F, perform edge-detection on image IMG.
10596 MATRIX is a nine-element array specifying the transformation
10597 matrix. See emboss_matrix for an example.
10599 COLOR_ADJUST is a color adjustment added to each pixel of the
10603 x_detect_edges (f
, img
, matrix
, color_adjust
)
10606 int matrix
[9], color_adjust
;
10608 XColor
*colors
= x_to_xcolors (f
, img
, 1);
10612 for (i
= sum
= 0; i
< 9; ++i
)
10613 sum
+= abs (matrix
[i
]);
10615 #define COLOR(A, X, Y) ((A) + (Y) * img->width + (X))
10617 new = (XColor
*) xmalloc (img
->width
* img
->height
* sizeof *new);
10619 for (y
= 0; y
< img
->height
; ++y
)
10621 p
= COLOR (new, 0, y
);
10622 p
->red
= p
->green
= p
->blue
= 0xffff/2;
10623 p
= COLOR (new, img
->width
- 1, y
);
10624 p
->red
= p
->green
= p
->blue
= 0xffff/2;
10627 for (x
= 1; x
< img
->width
- 1; ++x
)
10629 p
= COLOR (new, x
, 0);
10630 p
->red
= p
->green
= p
->blue
= 0xffff/2;
10631 p
= COLOR (new, x
, img
->height
- 1);
10632 p
->red
= p
->green
= p
->blue
= 0xffff/2;
10635 for (y
= 1; y
< img
->height
- 1; ++y
)
10637 p
= COLOR (new, 1, y
);
10639 for (x
= 1; x
< img
->width
- 1; ++x
, ++p
)
10641 int r
, g
, b
, y1
, x1
;
10644 for (y1
= y
- 1; y1
< y
+ 2; ++y1
)
10645 for (x1
= x
- 1; x1
< x
+ 2; ++x1
, ++i
)
10648 XColor
*t
= COLOR (colors
, x1
, y1
);
10649 r
+= matrix
[i
] * t
->red
;
10650 g
+= matrix
[i
] * t
->green
;
10651 b
+= matrix
[i
] * t
->blue
;
10654 r
= (r
/ sum
+ color_adjust
) & 0xffff;
10655 g
= (g
/ sum
+ color_adjust
) & 0xffff;
10656 b
= (b
/ sum
+ color_adjust
) & 0xffff;
10657 p
->red
= p
->green
= p
->blue
= COLOR_INTENSITY (r
, g
, b
);
10662 x_from_xcolors (f
, img
, new);
10668 /* Perform the pre-defined `emboss' edge-detection on image IMG
10676 x_detect_edges (f
, img
, emboss_matrix
, 0xffff / 2);
10680 /* Transform image IMG which is used on frame F with a Laplace
10681 edge-detection algorithm. The result is an image that can be used
10682 to draw disabled buttons, for example. */
10689 x_detect_edges (f
, img
, laplace_matrix
, 45000);
10693 /* Perform edge-detection on image IMG on frame F, with specified
10694 transformation matrix MATRIX and color-adjustment COLOR_ADJUST.
10696 MATRIX must be either
10698 - a list of at least 9 numbers in row-major form
10699 - a vector of at least 9 numbers
10701 COLOR_ADJUST nil means use a default; otherwise it must be a
10705 x_edge_detection (f
, img
, matrix
, color_adjust
)
10708 Lisp_Object matrix
, color_adjust
;
10713 if (CONSP (matrix
))
10716 i
< 9 && CONSP (matrix
) && NUMBERP (XCAR (matrix
));
10717 ++i
, matrix
= XCDR (matrix
))
10718 trans
[i
] = XFLOATINT (XCAR (matrix
));
10720 else if (VECTORP (matrix
) && ASIZE (matrix
) >= 9)
10722 for (i
= 0; i
< 9 && NUMBERP (AREF (matrix
, i
)); ++i
)
10723 trans
[i
] = XFLOATINT (AREF (matrix
, i
));
10726 if (NILP (color_adjust
))
10727 color_adjust
= make_number (0xffff / 2);
10729 if (i
== 9 && NUMBERP (color_adjust
))
10730 x_detect_edges (f
, img
, trans
, (int) XFLOATINT (color_adjust
));
10734 /* Transform image IMG on frame F so that it looks disabled. */
10737 x_disable_image (f
, img
)
10741 struct x_display_info
*dpyinfo
= FRAME_X_DISPLAY_INFO (f
);
10743 if (dpyinfo
->n_planes
>= 2)
10745 /* Color (or grayscale). Convert to gray, and equalize. Just
10746 drawing such images with a stipple can look very odd, so
10747 we're using this method instead. */
10748 XColor
*colors
= x_to_xcolors (f
, img
, 1);
10750 const int h
= 15000;
10751 const int l
= 30000;
10753 for (p
= colors
, end
= colors
+ img
->width
* img
->height
;
10757 int i
= COLOR_INTENSITY (p
->red
, p
->green
, p
->blue
);
10758 int i2
= (0xffff - h
- l
) * i
/ 0xffff + l
;
10759 p
->red
= p
->green
= p
->blue
= i2
;
10762 x_from_xcolors (f
, img
, colors
);
10765 /* Draw a cross over the disabled image, if we must or if we
10767 if (dpyinfo
->n_planes
< 2 || cross_disabled_images
)
10769 Display
*dpy
= FRAME_X_DISPLAY (f
);
10772 gc
= XCreateGC (dpy
, img
->pixmap
, 0, NULL
);
10773 XSetForeground (dpy
, gc
, BLACK_PIX_DEFAULT (f
));
10774 XDrawLine (dpy
, img
->pixmap
, gc
, 0, 0,
10775 img
->width
- 1, img
->height
- 1);
10776 XDrawLine (dpy
, img
->pixmap
, gc
, 0, img
->height
- 1,
10777 img
->width
- 1, 0);
10782 gc
= XCreateGC (dpy
, img
->mask
, 0, NULL
);
10783 XSetForeground (dpy
, gc
, WHITE_PIX_DEFAULT (f
));
10784 XDrawLine (dpy
, img
->mask
, gc
, 0, 0,
10785 img
->width
- 1, img
->height
- 1);
10786 XDrawLine (dpy
, img
->mask
, gc
, 0, img
->height
- 1,
10787 img
->width
- 1, 0);
10794 /* Build a mask for image IMG which is used on frame F. FILE is the
10795 name of an image file, for error messages. HOW determines how to
10796 determine the background color of IMG. If it is a list '(R G B)',
10797 with R, G, and B being integers >= 0, take that as the color of the
10798 background. Otherwise, determine the background color of IMG
10799 heuristically. Value is non-zero if successful. */
10802 x_build_heuristic_mask (f
, img
, how
)
10807 Display
*dpy
= FRAME_W32_DISPLAY (f
);
10808 XImage
*ximg
, *mask_img
;
10809 int x
, y
, rc
, use_img_background
;
10810 unsigned long bg
= 0;
10814 XFreePixmap (FRAME_X_DISPLAY (f
), img
->mask
);
10816 img
->background_transparent_valid
= 0;
10819 /* Create an image and pixmap serving as mask. */
10820 rc
= x_create_x_image_and_pixmap (f
, img
->width
, img
->height
, 1,
10821 &mask_img
, &img
->mask
);
10825 /* Get the X image of IMG->pixmap. */
10826 ximg
= XGetImage (dpy
, img
->pixmap
, 0, 0, img
->width
, img
->height
,
10829 /* Determine the background color of ximg. If HOW is `(R G B)'
10830 take that as color. Otherwise, use the image's background color. */
10831 use_img_background
= 1;
10837 for (i
= 0; i
< 3 && CONSP (how
) && NATNUMP (XCAR (how
)); ++i
)
10839 rgb
[i
] = XFASTINT (XCAR (how
)) & 0xffff;
10843 if (i
== 3 && NILP (how
))
10845 char color_name
[30];
10846 sprintf (color_name
, "#%04x%04x%04x", rgb
[0], rgb
[1], rgb
[2]);
10847 bg
= x_alloc_image_color (f
, img
, build_string (color_name
), 0);
10848 use_img_background
= 0;
10852 if (use_img_background
)
10853 bg
= four_corners_best (ximg
, img
->width
, img
->height
);
10855 /* Set all bits in mask_img to 1 whose color in ximg is different
10856 from the background color bg. */
10857 for (y
= 0; y
< img
->height
; ++y
)
10858 for (x
= 0; x
< img
->width
; ++x
)
10859 XPutPixel (mask_img
, x
, y
, XGetPixel (ximg
, x
, y
) != bg
);
10861 /* Fill in the background_transparent field while we have the mask handy. */
10862 image_background_transparent (img
, f
, mask_img
);
10864 /* Put mask_img into img->mask. */
10865 x_put_x_image (f
, mask_img
, img
->mask
, img
->width
, img
->height
);
10866 x_destroy_x_image (mask_img
);
10867 XDestroyImage (ximg
);
10874 /***********************************************************************
10875 PBM (mono, gray, color)
10876 ***********************************************************************/
10879 static int pbm_image_p
P_ ((Lisp_Object object
));
10880 static int pbm_load
P_ ((struct frame
*f
, struct image
*img
));
10881 static int pbm_scan_number
P_ ((unsigned char **, unsigned char *));
10883 /* The symbol `pbm' identifying images of this type. */
10887 /* Indices of image specification fields in gs_format, below. */
10889 enum pbm_keyword_index
10898 PBM_HEURISTIC_MASK
,
10905 /* Vector of image_keyword structures describing the format
10906 of valid user-defined image specifications. */
10908 static struct image_keyword pbm_format
[PBM_LAST
] =
10910 {":type", IMAGE_SYMBOL_VALUE
, 1},
10911 {":file", IMAGE_STRING_VALUE
, 0},
10912 {":data", IMAGE_STRING_VALUE
, 0},
10913 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
10914 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
10915 {":relief", IMAGE_INTEGER_VALUE
, 0},
10916 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
10917 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
10918 {":mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
10919 {":foreground", IMAGE_STRING_OR_NIL_VALUE
, 0},
10920 {":background", IMAGE_STRING_OR_NIL_VALUE
, 0}
10923 /* Structure describing the image type `pbm'. */
10925 static struct image_type pbm_type
=
10935 /* Return non-zero if OBJECT is a valid PBM image specification. */
10938 pbm_image_p (object
)
10939 Lisp_Object object
;
10941 struct image_keyword fmt
[PBM_LAST
];
10943 bcopy (pbm_format
, fmt
, sizeof fmt
);
10945 if (!parse_image_spec (object
, fmt
, PBM_LAST
, Qpbm
)
10946 || (fmt
[PBM_ASCENT
].count
10947 && XFASTINT (fmt
[PBM_ASCENT
].value
) > 100))
10950 /* Must specify either :data or :file. */
10951 return fmt
[PBM_DATA
].count
+ fmt
[PBM_FILE
].count
== 1;
10955 /* Scan a decimal number from *S and return it. Advance *S while
10956 reading the number. END is the end of the string. Value is -1 at
10960 pbm_scan_number (s
, end
)
10961 unsigned char **s
, *end
;
10967 /* Skip white-space. */
10968 while (*s
< end
&& (c
= *(*s
)++, isspace (c
)))
10973 /* Skip comment to end of line. */
10974 while (*s
< end
&& (c
= *(*s
)++, c
!= '\n'))
10977 else if (isdigit (c
))
10979 /* Read decimal number. */
10981 while (*s
< end
&& (c
= *(*s
)++, isdigit (c
)))
10982 val
= 10 * val
+ c
- '0';
10993 /* Read FILE into memory. Value is a pointer to a buffer allocated
10994 with xmalloc holding FILE's contents. Value is null if an error
10995 occured. *SIZE is set to the size of the file. */
10998 pbm_read_file (file
, size
)
11006 if (stat (XSTRING (file
)->data
, &st
) == 0
11007 && (fp
= fopen (XSTRING (file
)->data
, "r")) != NULL
11008 && (buf
= (char *) xmalloc (st
.st_size
),
11009 fread (buf
, 1, st
.st_size
, fp
) == st
.st_size
))
11011 *size
= st
.st_size
;
11029 /* Load PBM image IMG for use on frame F. */
11037 int width
, height
, max_color_idx
= 0;
11039 Lisp_Object file
, specified_file
;
11040 enum {PBM_MONO
, PBM_GRAY
, PBM_COLOR
} type
;
11041 struct gcpro gcpro1
;
11042 unsigned char *contents
= NULL
;
11043 unsigned char *end
, *p
;
11046 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
11050 if (STRINGP (specified_file
))
11052 file
= x_find_image_file (specified_file
);
11053 if (!STRINGP (file
))
11055 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
11060 contents
= slurp_file (XSTRING (file
)->data
, &size
);
11061 if (contents
== NULL
)
11063 image_error ("Error reading `%s'", file
, Qnil
);
11069 end
= contents
+ size
;
11074 data
= image_spec_value (img
->spec
, QCdata
, NULL
);
11075 p
= XSTRING (data
)->data
;
11076 end
= p
+ STRING_BYTES (XSTRING (data
));
11079 /* Check magic number. */
11080 if (end
- p
< 2 || *p
++ != 'P')
11082 image_error ("Not a PBM image: `%s'", img
->spec
, Qnil
);
11092 raw_p
= 0, type
= PBM_MONO
;
11096 raw_p
= 0, type
= PBM_GRAY
;
11100 raw_p
= 0, type
= PBM_COLOR
;
11104 raw_p
= 1, type
= PBM_MONO
;
11108 raw_p
= 1, type
= PBM_GRAY
;
11112 raw_p
= 1, type
= PBM_COLOR
;
11116 image_error ("Not a PBM image: `%s'", img
->spec
, Qnil
);
11120 /* Read width, height, maximum color-component. Characters
11121 starting with `#' up to the end of a line are ignored. */
11122 width
= pbm_scan_number (&p
, end
);
11123 height
= pbm_scan_number (&p
, end
);
11125 if (type
!= PBM_MONO
)
11127 max_color_idx
= pbm_scan_number (&p
, end
);
11128 if (raw_p
&& max_color_idx
> 255)
11129 max_color_idx
= 255;
11134 || (type
!= PBM_MONO
&& max_color_idx
< 0))
11137 if (!x_create_x_image_and_pixmap (f
, width
, height
, 0,
11138 &ximg
, &img
->pixmap
))
11141 /* Initialize the color hash table. */
11142 init_color_table ();
11144 if (type
== PBM_MONO
)
11147 struct image_keyword fmt
[PBM_LAST
];
11148 unsigned long fg
= FRAME_FOREGROUND_PIXEL (f
);
11149 unsigned long bg
= FRAME_BACKGROUND_PIXEL (f
);
11151 /* Parse the image specification. */
11152 bcopy (pbm_format
, fmt
, sizeof fmt
);
11153 parse_image_spec (img
->spec
, fmt
, PBM_LAST
, Qpbm
);
11155 /* Get foreground and background colors, maybe allocate colors. */
11156 if (fmt
[PBM_FOREGROUND
].count
11157 && STRINGP (fmt
[PBM_FOREGROUND
].value
))
11158 fg
= x_alloc_image_color (f
, img
, fmt
[PBM_FOREGROUND
].value
, fg
);
11159 if (fmt
[PBM_BACKGROUND
].count
11160 && STRINGP (fmt
[PBM_BACKGROUND
].value
))
11162 bg
= x_alloc_image_color (f
, img
, fmt
[PBM_BACKGROUND
].value
, bg
);
11163 img
->background
= bg
;
11164 img
->background_valid
= 1;
11167 for (y
= 0; y
< height
; ++y
)
11168 for (x
= 0; x
< width
; ++x
)
11178 g
= pbm_scan_number (&p
, end
);
11180 XPutPixel (ximg
, x
, y
, g
? fg
: bg
);
11185 for (y
= 0; y
< height
; ++y
)
11186 for (x
= 0; x
< width
; ++x
)
11190 if (type
== PBM_GRAY
)
11191 r
= g
= b
= raw_p
? *p
++ : pbm_scan_number (&p
, end
);
11200 r
= pbm_scan_number (&p
, end
);
11201 g
= pbm_scan_number (&p
, end
);
11202 b
= pbm_scan_number (&p
, end
);
11205 if (r
< 0 || g
< 0 || b
< 0)
11207 xfree (ximg
->data
);
11209 XDestroyImage (ximg
);
11210 image_error ("Invalid pixel value in image `%s'",
11215 /* RGB values are now in the range 0..max_color_idx.
11216 Scale this to the range 0..0xffff supported by X. */
11217 r
= (double) r
* 65535 / max_color_idx
;
11218 g
= (double) g
* 65535 / max_color_idx
;
11219 b
= (double) b
* 65535 / max_color_idx
;
11220 XPutPixel (ximg
, x
, y
, lookup_rgb_color (f
, r
, g
, b
));
11224 /* Store in IMG->colors the colors allocated for the image, and
11225 free the color table. */
11226 img
->colors
= colors_in_color_table (&img
->ncolors
);
11227 free_color_table ();
11229 /* Maybe fill in the background field while we have ximg handy. */
11230 if (NILP (image_spec_value (img
->spec
, QCbackground
, NULL
)))
11231 IMAGE_BACKGROUND (img
, f
, ximg
);
11233 /* Put the image into a pixmap. */
11234 x_put_x_image (f
, ximg
, img
->pixmap
, width
, height
);
11235 x_destroy_x_image (ximg
);
11237 img
->width
= width
;
11238 img
->height
= height
;
11244 #endif /* HAVE_PBM */
11247 /***********************************************************************
11249 ***********************************************************************/
11255 /* Function prototypes. */
11257 static int png_image_p
P_ ((Lisp_Object object
));
11258 static int png_load
P_ ((struct frame
*f
, struct image
*img
));
11260 /* The symbol `png' identifying images of this type. */
11264 /* Indices of image specification fields in png_format, below. */
11266 enum png_keyword_index
11275 PNG_HEURISTIC_MASK
,
11281 /* Vector of image_keyword structures describing the format
11282 of valid user-defined image specifications. */
11284 static struct image_keyword png_format
[PNG_LAST
] =
11286 {":type", IMAGE_SYMBOL_VALUE
, 1},
11287 {":data", IMAGE_STRING_VALUE
, 0},
11288 {":file", IMAGE_STRING_VALUE
, 0},
11289 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
11290 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
11291 {":relief", IMAGE_INTEGER_VALUE
, 0},
11292 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
11293 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
11294 {":mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
11295 {":background", IMAGE_STRING_OR_NIL_VALUE
, 0}
11298 /* Structure describing the image type `png'. */
11300 static struct image_type png_type
=
11310 /* Return non-zero if OBJECT is a valid PNG image specification. */
11313 png_image_p (object
)
11314 Lisp_Object object
;
11316 struct image_keyword fmt
[PNG_LAST
];
11317 bcopy (png_format
, fmt
, sizeof fmt
);
11319 if (!parse_image_spec (object
, fmt
, PNG_LAST
, Qpng
)
11320 || (fmt
[PNG_ASCENT
].count
11321 && XFASTINT (fmt
[PNG_ASCENT
].value
) > 100))
11324 /* Must specify either the :data or :file keyword. */
11325 return fmt
[PNG_FILE
].count
+ fmt
[PNG_DATA
].count
== 1;
11329 /* Error and warning handlers installed when the PNG library
11333 my_png_error (png_ptr
, msg
)
11334 png_struct
*png_ptr
;
11337 xassert (png_ptr
!= NULL
);
11338 image_error ("PNG error: %s", build_string (msg
), Qnil
);
11339 longjmp (png_ptr
->jmpbuf
, 1);
11344 my_png_warning (png_ptr
, msg
)
11345 png_struct
*png_ptr
;
11348 xassert (png_ptr
!= NULL
);
11349 image_error ("PNG warning: %s", build_string (msg
), Qnil
);
11352 /* Memory source for PNG decoding. */
11354 struct png_memory_storage
11356 unsigned char *bytes
; /* The data */
11357 size_t len
; /* How big is it? */
11358 int index
; /* Where are we? */
11362 /* Function set as reader function when reading PNG image from memory.
11363 PNG_PTR is a pointer to the PNG control structure. Copy LENGTH
11364 bytes from the input to DATA. */
11367 png_read_from_memory (png_ptr
, data
, length
)
11368 png_structp png_ptr
;
11372 struct png_memory_storage
*tbr
11373 = (struct png_memory_storage
*) png_get_io_ptr (png_ptr
);
11375 if (length
> tbr
->len
- tbr
->index
)
11376 png_error (png_ptr
, "Read error");
11378 bcopy (tbr
->bytes
+ tbr
->index
, data
, length
);
11379 tbr
->index
= tbr
->index
+ length
;
11382 /* Load PNG image IMG for use on frame F. Value is non-zero if
11390 Lisp_Object file
, specified_file
;
11391 Lisp_Object specified_data
;
11393 XImage
*ximg
, *mask_img
= NULL
;
11394 struct gcpro gcpro1
;
11395 png_struct
*png_ptr
= NULL
;
11396 png_info
*info_ptr
= NULL
, *end_info
= NULL
;
11397 FILE *volatile fp
= NULL
;
11399 png_byte
*volatile pixels
= NULL
;
11400 png_byte
**volatile rows
= NULL
;
11401 png_uint_32 width
, height
;
11402 int bit_depth
, color_type
, interlace_type
;
11404 png_uint_32 row_bytes
;
11407 double screen_gamma
, image_gamma
;
11409 struct png_memory_storage tbr
; /* Data to be read */
11411 /* Find out what file to load. */
11412 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
11413 specified_data
= image_spec_value (img
->spec
, QCdata
, NULL
);
11417 if (NILP (specified_data
))
11419 file
= x_find_image_file (specified_file
);
11420 if (!STRINGP (file
))
11422 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
11427 /* Open the image file. */
11428 fp
= fopen (XSTRING (file
)->data
, "rb");
11431 image_error ("Cannot open image file `%s'", file
, Qnil
);
11437 /* Check PNG signature. */
11438 if (fread (sig
, 1, sizeof sig
, fp
) != sizeof sig
11439 || !png_check_sig (sig
, sizeof sig
))
11441 image_error ("Not a PNG file:` %s'", file
, Qnil
);
11449 /* Read from memory. */
11450 tbr
.bytes
= XSTRING (specified_data
)->data
;
11451 tbr
.len
= STRING_BYTES (XSTRING (specified_data
));
11454 /* Check PNG signature. */
11455 if (tbr
.len
< sizeof sig
11456 || !png_check_sig (tbr
.bytes
, sizeof sig
))
11458 image_error ("Not a PNG image: `%s'", img
->spec
, Qnil
);
11463 /* Need to skip past the signature. */
11464 tbr
.bytes
+= sizeof (sig
);
11467 /* Initialize read and info structs for PNG lib. */
11468 png_ptr
= png_create_read_struct (PNG_LIBPNG_VER_STRING
, NULL
,
11469 my_png_error
, my_png_warning
);
11472 if (fp
) fclose (fp
);
11477 info_ptr
= png_create_info_struct (png_ptr
);
11480 png_destroy_read_struct (&png_ptr
, NULL
, NULL
);
11481 if (fp
) fclose (fp
);
11486 end_info
= png_create_info_struct (png_ptr
);
11489 png_destroy_read_struct (&png_ptr
, &info_ptr
, NULL
);
11490 if (fp
) fclose (fp
);
11495 /* Set error jump-back. We come back here when the PNG library
11496 detects an error. */
11497 if (setjmp (png_ptr
->jmpbuf
))
11501 png_destroy_read_struct (&png_ptr
, &info_ptr
, &end_info
);
11504 if (fp
) fclose (fp
);
11509 /* Read image info. */
11510 if (!NILP (specified_data
))
11511 png_set_read_fn (png_ptr
, (void *) &tbr
, png_read_from_memory
);
11513 png_init_io (png_ptr
, fp
);
11515 png_set_sig_bytes (png_ptr
, sizeof sig
);
11516 png_read_info (png_ptr
, info_ptr
);
11517 png_get_IHDR (png_ptr
, info_ptr
, &width
, &height
, &bit_depth
, &color_type
,
11518 &interlace_type
, NULL
, NULL
);
11520 /* If image contains simply transparency data, we prefer to
11521 construct a clipping mask. */
11522 if (png_get_valid (png_ptr
, info_ptr
, PNG_INFO_tRNS
))
11527 /* This function is easier to write if we only have to handle
11528 one data format: RGB or RGBA with 8 bits per channel. Let's
11529 transform other formats into that format. */
11531 /* Strip more than 8 bits per channel. */
11532 if (bit_depth
== 16)
11533 png_set_strip_16 (png_ptr
);
11535 /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel
11537 png_set_expand (png_ptr
);
11539 /* Convert grayscale images to RGB. */
11540 if (color_type
== PNG_COLOR_TYPE_GRAY
11541 || color_type
== PNG_COLOR_TYPE_GRAY_ALPHA
)
11542 png_set_gray_to_rgb (png_ptr
);
11544 /* The value 2.2 is a guess for PC monitors from PNG example.c. */
11545 gamma_str
= getenv ("SCREEN_GAMMA");
11546 screen_gamma
= gamma_str
? atof (gamma_str
) : 2.2;
11548 /* Tell the PNG lib to handle gamma correction for us. */
11550 #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED)
11551 if (png_get_sRGB (png_ptr
, info_ptr
, &intent
))
11552 /* There is a special chunk in the image specifying the gamma. */
11553 png_set_sRGB (png_ptr
, info_ptr
, intent
);
11556 if (png_get_gAMA (png_ptr
, info_ptr
, &image_gamma
))
11557 /* Image contains gamma information. */
11558 png_set_gamma (png_ptr
, screen_gamma
, image_gamma
);
11560 /* Use a default of 0.5 for the image gamma. */
11561 png_set_gamma (png_ptr
, screen_gamma
, 0.5);
11563 /* Handle alpha channel by combining the image with a background
11564 color. Do this only if a real alpha channel is supplied. For
11565 simple transparency, we prefer a clipping mask. */
11566 if (!transparent_p
)
11568 png_color_16
*image_background
;
11569 Lisp_Object specified_bg
11570 = image_spec_value (img
->spec
, QCbackground
, NULL
);
11573 if (STRINGP (specified_bg
))
11574 /* The user specified `:background', use that. */
11577 if (w32_defined_color (f
, XSTRING (specified_bg
)->data
, &color
, 0))
11579 png_color_16 user_bg
;
11581 bzero (&user_bg
, sizeof user_bg
);
11582 user_bg
.red
= color
.red
;
11583 user_bg
.green
= color
.green
;
11584 user_bg
.blue
= color
.blue
;
11586 png_set_background (png_ptr
, &user_bg
,
11587 PNG_BACKGROUND_GAMMA_SCREEN
, 0, 1.0);
11590 else if (png_get_bKGD (png_ptr
, info_ptr
, &image_background
))
11591 /* Image contains a background color with which to
11592 combine the image. */
11593 png_set_background (png_ptr
, image_background
,
11594 PNG_BACKGROUND_GAMMA_FILE
, 1, 1.0);
11597 /* Image does not contain a background color with which
11598 to combine the image data via an alpha channel. Use
11599 the frame's background instead. */
11602 png_color_16 frame_background
;
11604 cmap
= FRAME_X_COLORMAP (f
);
11605 color
.pixel
= FRAME_BACKGROUND_PIXEL (f
);
11606 x_query_color (f
, &color
);
11608 bzero (&frame_background
, sizeof frame_background
);
11609 frame_background
.red
= color
.red
;
11610 frame_background
.green
= color
.green
;
11611 frame_background
.blue
= color
.blue
;
11613 png_set_background (png_ptr
, &frame_background
,
11614 PNG_BACKGROUND_GAMMA_SCREEN
, 0, 1.0);
11618 /* Update info structure. */
11619 png_read_update_info (png_ptr
, info_ptr
);
11621 /* Get number of channels. Valid values are 1 for grayscale images
11622 and images with a palette, 2 for grayscale images with transparency
11623 information (alpha channel), 3 for RGB images, and 4 for RGB
11624 images with alpha channel, i.e. RGBA. If conversions above were
11625 sufficient we should only have 3 or 4 channels here. */
11626 channels
= png_get_channels (png_ptr
, info_ptr
);
11627 xassert (channels
== 3 || channels
== 4);
11629 /* Number of bytes needed for one row of the image. */
11630 row_bytes
= png_get_rowbytes (png_ptr
, info_ptr
);
11632 /* Allocate memory for the image. */
11633 pixels
= (png_byte
*) xmalloc (row_bytes
* height
* sizeof *pixels
);
11634 rows
= (png_byte
**) xmalloc (height
* sizeof *rows
);
11635 for (i
= 0; i
< height
; ++i
)
11636 rows
[i
] = pixels
+ i
* row_bytes
;
11638 /* Read the entire image. */
11639 png_read_image (png_ptr
, rows
);
11640 png_read_end (png_ptr
, info_ptr
);
11647 /* Create the X image and pixmap. */
11648 if (!x_create_x_image_and_pixmap (f
, width
, height
, 0, &ximg
,
11652 /* Create an image and pixmap serving as mask if the PNG image
11653 contains an alpha channel. */
11656 && !x_create_x_image_and_pixmap (f
, width
, height
, 1,
11657 &mask_img
, &img
->mask
))
11659 x_destroy_x_image (ximg
);
11660 XFreePixmap (FRAME_W32_DISPLAY (f
), img
->pixmap
);
11665 /* Fill the X image and mask from PNG data. */
11666 init_color_table ();
11668 for (y
= 0; y
< height
; ++y
)
11670 png_byte
*p
= rows
[y
];
11672 for (x
= 0; x
< width
; ++x
)
11679 XPutPixel (ximg
, x
, y
, lookup_rgb_color (f
, r
, g
, b
));
11681 /* An alpha channel, aka mask channel, associates variable
11682 transparency with an image. Where other image formats
11683 support binary transparency---fully transparent or fully
11684 opaque---PNG allows up to 254 levels of partial transparency.
11685 The PNG library implements partial transparency by combining
11686 the image with a specified background color.
11688 I'm not sure how to handle this here nicely: because the
11689 background on which the image is displayed may change, for
11690 real alpha channel support, it would be necessary to create
11691 a new image for each possible background.
11693 What I'm doing now is that a mask is created if we have
11694 boolean transparency information. Otherwise I'm using
11695 the frame's background color to combine the image with. */
11700 XPutPixel (mask_img
, x
, y
, *p
> 0);
11706 if (NILP (image_spec_value (img
->spec
, QCbackground
, NULL
)))
11707 /* Set IMG's background color from the PNG image, unless the user
11711 if (png_get_bKGD (png_ptr
, info_ptr
, &bg
))
11713 img
->background
= lookup_rgb_color (f
, bg
->red
, bg
->green
, bg
->blue
);
11714 img
->background_valid
= 1;
11718 /* Remember colors allocated for this image. */
11719 img
->colors
= colors_in_color_table (&img
->ncolors
);
11720 free_color_table ();
11723 png_destroy_read_struct (&png_ptr
, &info_ptr
, &end_info
);
11727 img
->width
= width
;
11728 img
->height
= height
;
11730 /* Maybe fill in the background field while we have ximg handy. */
11731 IMAGE_BACKGROUND (img
, f
, ximg
);
11733 /* Put the image into the pixmap, then free the X image and its buffer. */
11734 x_put_x_image (f
, ximg
, img
->pixmap
, width
, height
);
11735 x_destroy_x_image (ximg
);
11737 /* Same for the mask. */
11740 /* Fill in the background_transparent field while we have the mask
11742 image_background_transparent (img
, f
, mask_img
);
11744 x_put_x_image (f
, mask_img
, img
->mask
, img
->width
, img
->height
);
11745 x_destroy_x_image (mask_img
);
11752 #endif /* HAVE_PNG != 0 */
11756 /***********************************************************************
11758 ***********************************************************************/
11762 /* Work around a warning about HAVE_STDLIB_H being redefined in
11764 #ifdef HAVE_STDLIB_H
11765 #define HAVE_STDLIB_H_1
11766 #undef HAVE_STDLIB_H
11767 #endif /* HAVE_STLIB_H */
11769 #include <jpeglib.h>
11770 #include <jerror.h>
11771 #include <setjmp.h>
11773 #ifdef HAVE_STLIB_H_1
11774 #define HAVE_STDLIB_H 1
11777 static int jpeg_image_p
P_ ((Lisp_Object object
));
11778 static int jpeg_load
P_ ((struct frame
*f
, struct image
*img
));
11780 /* The symbol `jpeg' identifying images of this type. */
11784 /* Indices of image specification fields in gs_format, below. */
11786 enum jpeg_keyword_index
11795 JPEG_HEURISTIC_MASK
,
11801 /* Vector of image_keyword structures describing the format
11802 of valid user-defined image specifications. */
11804 static struct image_keyword jpeg_format
[JPEG_LAST
] =
11806 {":type", IMAGE_SYMBOL_VALUE
, 1},
11807 {":data", IMAGE_STRING_VALUE
, 0},
11808 {":file", IMAGE_STRING_VALUE
, 0},
11809 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
11810 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
11811 {":relief", IMAGE_INTEGER_VALUE
, 0},
11812 {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
11813 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
11814 {":mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
11815 {":background", IMAGE_STRING_OR_NIL_VALUE
, 0}
11818 /* Structure describing the image type `jpeg'. */
11820 static struct image_type jpeg_type
=
11830 /* Return non-zero if OBJECT is a valid JPEG image specification. */
11833 jpeg_image_p (object
)
11834 Lisp_Object object
;
11836 struct image_keyword fmt
[JPEG_LAST
];
11838 bcopy (jpeg_format
, fmt
, sizeof fmt
);
11840 if (!parse_image_spec (object
, fmt
, JPEG_LAST
, Qjpeg
)
11841 || (fmt
[JPEG_ASCENT
].count
11842 && XFASTINT (fmt
[JPEG_ASCENT
].value
) > 100))
11845 /* Must specify either the :data or :file keyword. */
11846 return fmt
[JPEG_FILE
].count
+ fmt
[JPEG_DATA
].count
== 1;
11850 struct my_jpeg_error_mgr
11852 struct jpeg_error_mgr pub
;
11853 jmp_buf setjmp_buffer
;
11857 my_error_exit (cinfo
)
11858 j_common_ptr cinfo
;
11860 struct my_jpeg_error_mgr
*mgr
= (struct my_jpeg_error_mgr
*) cinfo
->err
;
11861 longjmp (mgr
->setjmp_buffer
, 1);
11864 /* Init source method for JPEG data source manager. Called by
11865 jpeg_read_header() before any data is actually read. See
11866 libjpeg.doc from the JPEG lib distribution. */
11869 our_init_source (cinfo
)
11870 j_decompress_ptr cinfo
;
11875 /* Fill input buffer method for JPEG data source manager. Called
11876 whenever more data is needed. We read the whole image in one step,
11877 so this only adds a fake end of input marker at the end. */
11880 our_fill_input_buffer (cinfo
)
11881 j_decompress_ptr cinfo
;
11883 /* Insert a fake EOI marker. */
11884 struct jpeg_source_mgr
*src
= cinfo
->src
;
11885 static JOCTET buffer
[2];
11887 buffer
[0] = (JOCTET
) 0xFF;
11888 buffer
[1] = (JOCTET
) JPEG_EOI
;
11890 src
->next_input_byte
= buffer
;
11891 src
->bytes_in_buffer
= 2;
11896 /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src
11897 is the JPEG data source manager. */
11900 our_skip_input_data (cinfo
, num_bytes
)
11901 j_decompress_ptr cinfo
;
11904 struct jpeg_source_mgr
*src
= (struct jpeg_source_mgr
*) cinfo
->src
;
11908 if (num_bytes
> src
->bytes_in_buffer
)
11909 ERREXIT (cinfo
, JERR_INPUT_EOF
);
11911 src
->bytes_in_buffer
-= num_bytes
;
11912 src
->next_input_byte
+= num_bytes
;
11917 /* Method to terminate data source. Called by
11918 jpeg_finish_decompress() after all data has been processed. */
11921 our_term_source (cinfo
)
11922 j_decompress_ptr cinfo
;
11927 /* Set up the JPEG lib for reading an image from DATA which contains
11928 LEN bytes. CINFO is the decompression info structure created for
11929 reading the image. */
11932 jpeg_memory_src (cinfo
, data
, len
)
11933 j_decompress_ptr cinfo
;
11937 struct jpeg_source_mgr
*src
;
11939 if (cinfo
->src
== NULL
)
11941 /* First time for this JPEG object? */
11942 cinfo
->src
= (struct jpeg_source_mgr
*)
11943 (*cinfo
->mem
->alloc_small
) ((j_common_ptr
) cinfo
, JPOOL_PERMANENT
,
11944 sizeof (struct jpeg_source_mgr
));
11945 src
= (struct jpeg_source_mgr
*) cinfo
->src
;
11946 src
->next_input_byte
= data
;
11949 src
= (struct jpeg_source_mgr
*) cinfo
->src
;
11950 src
->init_source
= our_init_source
;
11951 src
->fill_input_buffer
= our_fill_input_buffer
;
11952 src
->skip_input_data
= our_skip_input_data
;
11953 src
->resync_to_restart
= jpeg_resync_to_restart
; /* Use default method. */
11954 src
->term_source
= our_term_source
;
11955 src
->bytes_in_buffer
= len
;
11956 src
->next_input_byte
= data
;
11960 /* Load image IMG for use on frame F. Patterned after example.c
11961 from the JPEG lib. */
11968 struct jpeg_decompress_struct cinfo
;
11969 struct my_jpeg_error_mgr mgr
;
11970 Lisp_Object file
, specified_file
;
11971 Lisp_Object specified_data
;
11972 FILE * volatile fp
= NULL
;
11974 int row_stride
, x
, y
;
11975 XImage
*ximg
= NULL
;
11977 unsigned long *colors
;
11979 struct gcpro gcpro1
;
11981 /* Open the JPEG file. */
11982 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
11983 specified_data
= image_spec_value (img
->spec
, QCdata
, NULL
);
11987 if (NILP (specified_data
))
11989 file
= x_find_image_file (specified_file
);
11990 if (!STRINGP (file
))
11992 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
11997 fp
= fopen (XSTRING (file
)->data
, "r");
12000 image_error ("Cannot open `%s'", file
, Qnil
);
12006 /* Customize libjpeg's error handling to call my_error_exit when an
12007 error is detected. This function will perform a longjmp. */
12008 cinfo
.err
= jpeg_std_error (&mgr
.pub
);
12009 mgr
.pub
.error_exit
= my_error_exit
;
12011 if ((rc
= setjmp (mgr
.setjmp_buffer
)) != 0)
12015 /* Called from my_error_exit. Display a JPEG error. */
12016 char buffer
[JMSG_LENGTH_MAX
];
12017 cinfo
.err
->format_message ((j_common_ptr
) &cinfo
, buffer
);
12018 image_error ("Error reading JPEG image `%s': %s", img
->spec
,
12019 build_string (buffer
));
12022 /* Close the input file and destroy the JPEG object. */
12025 jpeg_destroy_decompress (&cinfo
);
12027 /* If we already have an XImage, free that. */
12028 x_destroy_x_image (ximg
);
12030 /* Free pixmap and colors. */
12031 x_clear_image (f
, img
);
12037 /* Create the JPEG decompression object. Let it read from fp.
12038 Read the JPEG image header. */
12039 jpeg_create_decompress (&cinfo
);
12041 if (NILP (specified_data
))
12042 jpeg_stdio_src (&cinfo
, fp
);
12044 jpeg_memory_src (&cinfo
, XSTRING (specified_data
)->data
,
12045 STRING_BYTES (XSTRING (specified_data
)));
12047 jpeg_read_header (&cinfo
, TRUE
);
12049 /* Customize decompression so that color quantization will be used.
12050 Start decompression. */
12051 cinfo
.quantize_colors
= TRUE
;
12052 jpeg_start_decompress (&cinfo
);
12053 width
= img
->width
= cinfo
.output_width
;
12054 height
= img
->height
= cinfo
.output_height
;
12056 /* Create X image and pixmap. */
12057 if (!x_create_x_image_and_pixmap (f
, width
, height
, 0, &ximg
,
12059 longjmp (mgr
.setjmp_buffer
, 2);
12061 /* Allocate colors. When color quantization is used,
12062 cinfo.actual_number_of_colors has been set with the number of
12063 colors generated, and cinfo.colormap is a two-dimensional array
12064 of color indices in the range 0..cinfo.actual_number_of_colors.
12065 No more than 255 colors will be generated. */
12069 if (cinfo
.out_color_components
> 2)
12070 ir
= 0, ig
= 1, ib
= 2;
12071 else if (cinfo
.out_color_components
> 1)
12072 ir
= 0, ig
= 1, ib
= 0;
12074 ir
= 0, ig
= 0, ib
= 0;
12076 /* Use the color table mechanism because it handles colors that
12077 cannot be allocated nicely. Such colors will be replaced with
12078 a default color, and we don't have to care about which colors
12079 can be freed safely, and which can't. */
12080 init_color_table ();
12081 colors
= (unsigned long *) alloca (cinfo
.actual_number_of_colors
12084 for (i
= 0; i
< cinfo
.actual_number_of_colors
; ++i
)
12086 /* Multiply RGB values with 255 because X expects RGB values
12087 in the range 0..0xffff. */
12088 int r
= cinfo
.colormap
[ir
][i
] << 8;
12089 int g
= cinfo
.colormap
[ig
][i
] << 8;
12090 int b
= cinfo
.colormap
[ib
][i
] << 8;
12091 colors
[i
] = lookup_rgb_color (f
, r
, g
, b
);
12094 /* Remember those colors actually allocated. */
12095 img
->colors
= colors_in_color_table (&img
->ncolors
);
12096 free_color_table ();
12100 row_stride
= width
* cinfo
.output_components
;
12101 buffer
= cinfo
.mem
->alloc_sarray ((j_common_ptr
) &cinfo
, JPOOL_IMAGE
,
12103 for (y
= 0; y
< height
; ++y
)
12105 jpeg_read_scanlines (&cinfo
, buffer
, 1);
12106 for (x
= 0; x
< cinfo
.output_width
; ++x
)
12107 XPutPixel (ximg
, x
, y
, colors
[buffer
[0][x
]]);
12111 jpeg_finish_decompress (&cinfo
);
12112 jpeg_destroy_decompress (&cinfo
);
12116 /* Maybe fill in the background field while we have ximg handy. */
12117 if (NILP (image_spec_value (img
->spec
, QCbackground
, NULL
)))
12118 IMAGE_BACKGROUND (img
, f
, ximg
);
12120 /* Put the image into the pixmap. */
12121 x_put_x_image (f
, ximg
, img
->pixmap
, width
, height
);
12122 x_destroy_x_image (ximg
);
12128 #endif /* HAVE_JPEG */
12132 /***********************************************************************
12134 ***********************************************************************/
12138 #include <tiffio.h>
12140 static int tiff_image_p
P_ ((Lisp_Object object
));
12141 static int tiff_load
P_ ((struct frame
*f
, struct image
*img
));
12143 /* The symbol `tiff' identifying images of this type. */
12147 /* Indices of image specification fields in tiff_format, below. */
12149 enum tiff_keyword_index
12158 TIFF_HEURISTIC_MASK
,
12164 /* Vector of image_keyword structures describing the format
12165 of valid user-defined image specifications. */
12167 static struct image_keyword tiff_format
[TIFF_LAST
] =
12169 {":type", IMAGE_SYMBOL_VALUE
, 1},
12170 {":data", IMAGE_STRING_VALUE
, 0},
12171 {":file", IMAGE_STRING_VALUE
, 0},
12172 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
12173 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
12174 {":relief", IMAGE_INTEGER_VALUE
, 0},
12175 {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
12176 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
12177 {":mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
12178 {":background", IMAGE_STRING_OR_NIL_VALUE
, 0}
12181 /* Structure describing the image type `tiff'. */
12183 static struct image_type tiff_type
=
12193 /* Return non-zero if OBJECT is a valid TIFF image specification. */
12196 tiff_image_p (object
)
12197 Lisp_Object object
;
12199 struct image_keyword fmt
[TIFF_LAST
];
12200 bcopy (tiff_format
, fmt
, sizeof fmt
);
12202 if (!parse_image_spec (object
, fmt
, TIFF_LAST
, Qtiff
)
12203 || (fmt
[TIFF_ASCENT
].count
12204 && XFASTINT (fmt
[TIFF_ASCENT
].value
) > 100))
12207 /* Must specify either the :data or :file keyword. */
12208 return fmt
[TIFF_FILE
].count
+ fmt
[TIFF_DATA
].count
== 1;
12212 /* Reading from a memory buffer for TIFF images Based on the PNG
12213 memory source, but we have to provide a lot of extra functions.
12216 We really only need to implement read and seek, but I am not
12217 convinced that the TIFF library is smart enough not to destroy
12218 itself if we only hand it the function pointers we need to
12223 unsigned char *bytes
;
12227 tiff_memory_source
;
12230 tiff_read_from_memory (data
, buf
, size
)
12235 tiff_memory_source
*src
= (tiff_memory_source
*) data
;
12237 if (size
> src
->len
- src
->index
)
12238 return (size_t) -1;
12239 bcopy (src
->bytes
+ src
->index
, buf
, size
);
12240 src
->index
+= size
;
12245 tiff_write_from_memory (data
, buf
, size
)
12250 return (size_t) -1;
12254 tiff_seek_in_memory (data
, off
, whence
)
12259 tiff_memory_source
*src
= (tiff_memory_source
*) data
;
12264 case SEEK_SET
: /* Go from beginning of source. */
12268 case SEEK_END
: /* Go from end of source. */
12269 idx
= src
->len
+ off
;
12272 case SEEK_CUR
: /* Go from current position. */
12273 idx
= src
->index
+ off
;
12276 default: /* Invalid `whence'. */
12280 if (idx
> src
->len
|| idx
< 0)
12288 tiff_close_memory (data
)
12296 tiff_mmap_memory (data
, pbase
, psize
)
12301 /* It is already _IN_ memory. */
12306 tiff_unmap_memory (data
, base
, size
)
12311 /* We don't need to do this. */
12315 tiff_size_of_memory (data
)
12318 return ((tiff_memory_source
*) data
)->len
;
12323 tiff_error_handler (title
, format
, ap
)
12324 const char *title
, *format
;
12330 len
= sprintf (buf
, "TIFF error: %s ", title
);
12331 vsprintf (buf
+ len
, format
, ap
);
12332 add_to_log (buf
, Qnil
, Qnil
);
12337 tiff_warning_handler (title
, format
, ap
)
12338 const char *title
, *format
;
12344 len
= sprintf (buf
, "TIFF warning: %s ", title
);
12345 vsprintf (buf
+ len
, format
, ap
);
12346 add_to_log (buf
, Qnil
, Qnil
);
12350 /* Load TIFF image IMG for use on frame F. Value is non-zero if
12358 Lisp_Object file
, specified_file
;
12359 Lisp_Object specified_data
;
12361 int width
, height
, x
, y
;
12365 struct gcpro gcpro1
;
12366 tiff_memory_source memsrc
;
12368 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
12369 specified_data
= image_spec_value (img
->spec
, QCdata
, NULL
);
12373 TIFFSetErrorHandler (tiff_error_handler
);
12374 TIFFSetWarningHandler (tiff_warning_handler
);
12376 if (NILP (specified_data
))
12378 /* Read from a file */
12379 file
= x_find_image_file (specified_file
);
12380 if (!STRINGP (file
))
12382 image_error ("Cannot find image file `%s'", file
, Qnil
);
12387 /* Try to open the image file. */
12388 tiff
= TIFFOpen (XSTRING (file
)->data
, "r");
12391 image_error ("Cannot open `%s'", file
, Qnil
);
12398 /* Memory source! */
12399 memsrc
.bytes
= XSTRING (specified_data
)->data
;
12400 memsrc
.len
= STRING_BYTES (XSTRING (specified_data
));
12403 tiff
= TIFFClientOpen ("memory_source", "r", &memsrc
,
12404 (TIFFReadWriteProc
) tiff_read_from_memory
,
12405 (TIFFReadWriteProc
) tiff_write_from_memory
,
12406 tiff_seek_in_memory
,
12408 tiff_size_of_memory
,
12410 tiff_unmap_memory
);
12414 image_error ("Cannot open memory source for `%s'", img
->spec
, Qnil
);
12420 /* Get width and height of the image, and allocate a raster buffer
12421 of width x height 32-bit values. */
12422 TIFFGetField (tiff
, TIFFTAG_IMAGEWIDTH
, &width
);
12423 TIFFGetField (tiff
, TIFFTAG_IMAGELENGTH
, &height
);
12424 buf
= (uint32
*) xmalloc (width
* height
* sizeof *buf
);
12426 rc
= TIFFReadRGBAImage (tiff
, width
, height
, buf
, 0);
12430 image_error ("Error reading TIFF image `%s'", img
->spec
, Qnil
);
12436 /* Create the X image and pixmap. */
12437 if (!x_create_x_image_and_pixmap (f
, width
, height
, 0, &ximg
, &img
->pixmap
))
12444 /* Initialize the color table. */
12445 init_color_table ();
12447 /* Process the pixel raster. Origin is in the lower-left corner. */
12448 for (y
= 0; y
< height
; ++y
)
12450 uint32
*row
= buf
+ y
* width
;
12452 for (x
= 0; x
< width
; ++x
)
12454 uint32 abgr
= row
[x
];
12455 int r
= TIFFGetR (abgr
) << 8;
12456 int g
= TIFFGetG (abgr
) << 8;
12457 int b
= TIFFGetB (abgr
) << 8;
12458 XPutPixel (ximg
, x
, height
- 1 - y
, lookup_rgb_color (f
, r
, g
, b
));
12462 /* Remember the colors allocated for the image. Free the color table. */
12463 img
->colors
= colors_in_color_table (&img
->ncolors
);
12464 free_color_table ();
12466 img
->width
= width
;
12467 img
->height
= height
;
12469 /* Maybe fill in the background field while we have ximg handy. */
12470 if (NILP (image_spec_value (img
->spec
, QCbackground
, NULL
)))
12471 IMAGE_BACKGROUND (img
, f
, ximg
);
12473 /* Put the image into the pixmap, then free the X image and its buffer. */
12474 x_put_x_image (f
, ximg
, img
->pixmap
, width
, height
);
12475 x_destroy_x_image (ximg
);
12482 #endif /* HAVE_TIFF != 0 */
12486 /***********************************************************************
12488 ***********************************************************************/
12492 #include <gif_lib.h>
12494 static int gif_image_p
P_ ((Lisp_Object object
));
12495 static int gif_load
P_ ((struct frame
*f
, struct image
*img
));
12497 /* The symbol `gif' identifying images of this type. */
12501 /* Indices of image specification fields in gif_format, below. */
12503 enum gif_keyword_index
12512 GIF_HEURISTIC_MASK
,
12519 /* Vector of image_keyword structures describing the format
12520 of valid user-defined image specifications. */
12522 static struct image_keyword gif_format
[GIF_LAST
] =
12524 {":type", IMAGE_SYMBOL_VALUE
, 1},
12525 {":data", IMAGE_STRING_VALUE
, 0},
12526 {":file", IMAGE_STRING_VALUE
, 0},
12527 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
12528 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
12529 {":relief", IMAGE_INTEGER_VALUE
, 0},
12530 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
12531 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
12532 {":mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
12533 {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
12534 {":background", IMAGE_STRING_OR_NIL_VALUE
, 0}
12537 /* Structure describing the image type `gif'. */
12539 static struct image_type gif_type
=
12548 /* Return non-zero if OBJECT is a valid GIF image specification. */
12551 gif_image_p (object
)
12552 Lisp_Object object
;
12554 struct image_keyword fmt
[GIF_LAST
];
12555 bcopy (gif_format
, fmt
, sizeof fmt
);
12557 if (!parse_image_spec (object
, fmt
, GIF_LAST
, Qgif
)
12558 || (fmt
[GIF_ASCENT
].count
12559 && XFASTINT (fmt
[GIF_ASCENT
].value
) > 100))
12562 /* Must specify either the :data or :file keyword. */
12563 return fmt
[GIF_FILE
].count
+ fmt
[GIF_DATA
].count
== 1;
12566 /* Reading a GIF image from memory
12567 Based on the PNG memory stuff to a certain extent. */
12571 unsigned char *bytes
;
12577 /* Make the current memory source available to gif_read_from_memory.
12578 It's done this way because not all versions of libungif support
12579 a UserData field in the GifFileType structure. */
12580 static gif_memory_source
*current_gif_memory_src
;
12583 gif_read_from_memory (file
, buf
, len
)
12588 gif_memory_source
*src
= current_gif_memory_src
;
12590 if (len
> src
->len
- src
->index
)
12593 bcopy (src
->bytes
+ src
->index
, buf
, len
);
12599 /* Load GIF image IMG for use on frame F. Value is non-zero if
12607 Lisp_Object file
, specified_file
;
12608 Lisp_Object specified_data
;
12609 int rc
, width
, height
, x
, y
, i
;
12611 ColorMapObject
*gif_color_map
;
12612 unsigned long pixel_colors
[256];
12614 struct gcpro gcpro1
;
12616 int ino
, image_left
, image_top
, image_width
, image_height
;
12617 gif_memory_source memsrc
;
12618 unsigned char *raster
;
12620 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
12621 specified_data
= image_spec_value (img
->spec
, QCdata
, NULL
);
12625 if (NILP (specified_data
))
12627 file
= x_find_image_file (specified_file
);
12628 if (!STRINGP (file
))
12630 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
12635 /* Open the GIF file. */
12636 gif
= DGifOpenFileName (XSTRING (file
)->data
);
12639 image_error ("Cannot open `%s'", file
, Qnil
);
12646 /* Read from memory! */
12647 current_gif_memory_src
= &memsrc
;
12648 memsrc
.bytes
= XSTRING (specified_data
)->data
;
12649 memsrc
.len
= STRING_BYTES (XSTRING (specified_data
));
12652 gif
= DGifOpen(&memsrc
, gif_read_from_memory
);
12655 image_error ("Cannot open memory source `%s'", img
->spec
, Qnil
);
12661 /* Read entire contents. */
12662 rc
= DGifSlurp (gif
);
12663 if (rc
== GIF_ERROR
)
12665 image_error ("Error reading `%s'", img
->spec
, Qnil
);
12666 DGifCloseFile (gif
);
12671 image
= image_spec_value (img
->spec
, QCindex
, NULL
);
12672 ino
= INTEGERP (image
) ? XFASTINT (image
) : 0;
12673 if (ino
>= gif
->ImageCount
)
12675 image_error ("Invalid image number `%s' in image `%s'",
12677 DGifCloseFile (gif
);
12682 width
= img
->width
= gif
->SWidth
;
12683 height
= img
->height
= gif
->SHeight
;
12685 /* Create the X image and pixmap. */
12686 if (!x_create_x_image_and_pixmap (f
, width
, height
, 0, &ximg
, &img
->pixmap
))
12688 DGifCloseFile (gif
);
12693 /* Allocate colors. */
12694 gif_color_map
= gif
->SavedImages
[ino
].ImageDesc
.ColorMap
;
12695 if (!gif_color_map
)
12696 gif_color_map
= gif
->SColorMap
;
12697 init_color_table ();
12698 bzero (pixel_colors
, sizeof pixel_colors
);
12700 for (i
= 0; i
< gif_color_map
->ColorCount
; ++i
)
12702 int r
= gif_color_map
->Colors
[i
].Red
<< 8;
12703 int g
= gif_color_map
->Colors
[i
].Green
<< 8;
12704 int b
= gif_color_map
->Colors
[i
].Blue
<< 8;
12705 pixel_colors
[i
] = lookup_rgb_color (f
, r
, g
, b
);
12708 img
->colors
= colors_in_color_table (&img
->ncolors
);
12709 free_color_table ();
12711 /* Clear the part of the screen image that are not covered by
12712 the image from the GIF file. Full animated GIF support
12713 requires more than can be done here (see the gif89 spec,
12714 disposal methods). Let's simply assume that the part
12715 not covered by a sub-image is in the frame's background color. */
12716 image_top
= gif
->SavedImages
[ino
].ImageDesc
.Top
;
12717 image_left
= gif
->SavedImages
[ino
].ImageDesc
.Left
;
12718 image_width
= gif
->SavedImages
[ino
].ImageDesc
.Width
;
12719 image_height
= gif
->SavedImages
[ino
].ImageDesc
.Height
;
12721 for (y
= 0; y
< image_top
; ++y
)
12722 for (x
= 0; x
< width
; ++x
)
12723 XPutPixel (ximg
, x
, y
, FRAME_BACKGROUND_PIXEL (f
));
12725 for (y
= image_top
+ image_height
; y
< height
; ++y
)
12726 for (x
= 0; x
< width
; ++x
)
12727 XPutPixel (ximg
, x
, y
, FRAME_BACKGROUND_PIXEL (f
));
12729 for (y
= image_top
; y
< image_top
+ image_height
; ++y
)
12731 for (x
= 0; x
< image_left
; ++x
)
12732 XPutPixel (ximg
, x
, y
, FRAME_BACKGROUND_PIXEL (f
));
12733 for (x
= image_left
+ image_width
; x
< width
; ++x
)
12734 XPutPixel (ximg
, x
, y
, FRAME_BACKGROUND_PIXEL (f
));
12737 /* Read the GIF image into the X image. We use a local variable
12738 `raster' here because RasterBits below is a char *, and invites
12739 problems with bytes >= 0x80. */
12740 raster
= (unsigned char *) gif
->SavedImages
[ino
].RasterBits
;
12742 if (gif
->SavedImages
[ino
].ImageDesc
.Interlace
)
12744 static int interlace_start
[] = {0, 4, 2, 1};
12745 static int interlace_increment
[] = {8, 8, 4, 2};
12747 int row
= interlace_start
[0];
12751 for (y
= 0; y
< image_height
; y
++)
12753 if (row
>= image_height
)
12755 row
= interlace_start
[++pass
];
12756 while (row
>= image_height
)
12757 row
= interlace_start
[++pass
];
12760 for (x
= 0; x
< image_width
; x
++)
12762 int i
= raster
[(y
* image_width
) + x
];
12763 XPutPixel (ximg
, x
+ image_left
, row
+ image_top
,
12767 row
+= interlace_increment
[pass
];
12772 for (y
= 0; y
< image_height
; ++y
)
12773 for (x
= 0; x
< image_width
; ++x
)
12775 int i
= raster
[y
* image_width
+ x
];
12776 XPutPixel (ximg
, x
+ image_left
, y
+ image_top
, pixel_colors
[i
]);
12780 DGifCloseFile (gif
);
12782 /* Maybe fill in the background field while we have ximg handy. */
12783 if (NILP (image_spec_value (img
->spec
, QCbackground
, NULL
)))
12784 IMAGE_BACKGROUND (img
, f
, ximg
);
12786 /* Put the image into the pixmap, then free the X image and its buffer. */
12787 x_put_x_image (f
, ximg
, img
->pixmap
, width
, height
);
12788 x_destroy_x_image (ximg
);
12794 #endif /* HAVE_GIF != 0 */
12798 /***********************************************************************
12800 ***********************************************************************/
12802 Lisp_Object Qpostscript
;
12804 #ifdef HAVE_GHOSTSCRIPT
12805 static int gs_image_p
P_ ((Lisp_Object object
));
12806 static int gs_load
P_ ((struct frame
*f
, struct image
*img
));
12807 static void gs_clear_image
P_ ((struct frame
*f
, struct image
*img
));
12809 /* The symbol `postscript' identifying images of this type. */
12811 /* Keyword symbols. */
12813 Lisp_Object QCloader
, QCbounding_box
, QCpt_width
, QCpt_height
;
12815 /* Indices of image specification fields in gs_format, below. */
12817 enum gs_keyword_index
12835 /* Vector of image_keyword structures describing the format
12836 of valid user-defined image specifications. */
12838 static struct image_keyword gs_format
[GS_LAST
] =
12840 {":type", IMAGE_SYMBOL_VALUE
, 1},
12841 {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE
, 1},
12842 {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE
, 1},
12843 {":file", IMAGE_STRING_VALUE
, 1},
12844 {":loader", IMAGE_FUNCTION_VALUE
, 0},
12845 {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE
, 1},
12846 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
12847 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
12848 {":relief", IMAGE_INTEGER_VALUE
, 0},
12849 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
12850 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
12851 {":mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
12852 {":background", IMAGE_STRING_OR_NIL_VALUE
, 0}
12855 /* Structure describing the image type `ghostscript'. */
12857 static struct image_type gs_type
=
12867 /* Free X resources of Ghostscript image IMG which is used on frame F. */
12870 gs_clear_image (f
, img
)
12874 /* IMG->data.ptr_val may contain a recorded colormap. */
12875 xfree (img
->data
.ptr_val
);
12876 x_clear_image (f
, img
);
12880 /* Return non-zero if OBJECT is a valid Ghostscript image
12884 gs_image_p (object
)
12885 Lisp_Object object
;
12887 struct image_keyword fmt
[GS_LAST
];
12891 bcopy (gs_format
, fmt
, sizeof fmt
);
12893 if (!parse_image_spec (object
, fmt
, GS_LAST
, Qpostscript
)
12894 || (fmt
[GS_ASCENT
].count
12895 && XFASTINT (fmt
[GS_ASCENT
].value
) > 100))
12898 /* Bounding box must be a list or vector containing 4 integers. */
12899 tem
= fmt
[GS_BOUNDING_BOX
].value
;
12902 for (i
= 0; i
< 4; ++i
, tem
= XCDR (tem
))
12903 if (!CONSP (tem
) || !INTEGERP (XCAR (tem
)))
12908 else if (VECTORP (tem
))
12910 if (XVECTOR (tem
)->size
!= 4)
12912 for (i
= 0; i
< 4; ++i
)
12913 if (!INTEGERP (XVECTOR (tem
)->contents
[i
]))
12923 /* Load Ghostscript image IMG for use on frame F. Value is non-zero
12932 Lisp_Object window_and_pixmap_id
= Qnil
, loader
, pt_height
, pt_width
;
12933 struct gcpro gcpro1
, gcpro2
;
12935 double in_width
, in_height
;
12936 Lisp_Object pixel_colors
= Qnil
;
12938 /* Compute pixel size of pixmap needed from the given size in the
12939 image specification. Sizes in the specification are in pt. 1 pt
12940 = 1/72 in, xdpi and ydpi are stored in the frame's X display
12942 pt_width
= image_spec_value (img
->spec
, QCpt_width
, NULL
);
12943 in_width
= XFASTINT (pt_width
) / 72.0;
12944 img
->width
= in_width
* FRAME_W32_DISPLAY_INFO (f
)->resx
;
12945 pt_height
= image_spec_value (img
->spec
, QCpt_height
, NULL
);
12946 in_height
= XFASTINT (pt_height
) / 72.0;
12947 img
->height
= in_height
* FRAME_W32_DISPLAY_INFO (f
)->resy
;
12949 /* Create the pixmap. */
12951 xassert (img
->pixmap
== 0);
12952 img
->pixmap
= XCreatePixmap (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
),
12953 img
->width
, img
->height
,
12954 one_w32_display_info
.n_cbits
);
12959 image_error ("Unable to create pixmap for `%s'", img
->spec
, Qnil
);
12963 /* Call the loader to fill the pixmap. It returns a process object
12964 if successful. We do not record_unwind_protect here because
12965 other places in redisplay like calling window scroll functions
12966 don't either. Let the Lisp loader use `unwind-protect' instead. */
12967 GCPRO2 (window_and_pixmap_id
, pixel_colors
);
12969 sprintf (buffer
, "%lu %lu",
12970 (unsigned long) FRAME_W32_WINDOW (f
),
12971 (unsigned long) img
->pixmap
);
12972 window_and_pixmap_id
= build_string (buffer
);
12974 sprintf (buffer
, "%lu %lu",
12975 FRAME_FOREGROUND_PIXEL (f
),
12976 FRAME_BACKGROUND_PIXEL (f
));
12977 pixel_colors
= build_string (buffer
);
12979 XSETFRAME (frame
, f
);
12980 loader
= image_spec_value (img
->spec
, QCloader
, NULL
);
12982 loader
= intern ("gs-load-image");
12984 img
->data
.lisp_val
= call6 (loader
, frame
, img
->spec
,
12985 make_number (img
->width
),
12986 make_number (img
->height
),
12987 window_and_pixmap_id
,
12990 return PROCESSP (img
->data
.lisp_val
);
12994 /* Kill the Ghostscript process that was started to fill PIXMAP on
12995 frame F. Called from XTread_socket when receiving an event
12996 telling Emacs that Ghostscript has finished drawing. */
12999 x_kill_gs_process (pixmap
, f
)
13003 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
13007 /* Find the image containing PIXMAP. */
13008 for (i
= 0; i
< c
->used
; ++i
)
13009 if (c
->images
[i
]->pixmap
== pixmap
)
13012 /* Should someone in between have cleared the image cache, for
13013 instance, give up. */
13017 /* Kill the GS process. We should have found PIXMAP in the image
13018 cache and its image should contain a process object. */
13019 img
= c
->images
[i
];
13020 xassert (PROCESSP (img
->data
.lisp_val
));
13021 Fkill_process (img
->data
.lisp_val
, Qnil
);
13022 img
->data
.lisp_val
= Qnil
;
13024 /* On displays with a mutable colormap, figure out the colors
13025 allocated for the image by looking at the pixels of an XImage for
13027 class = FRAME_W32_DISPLAY_INFO (f
)->visual
->class;
13028 if (class != StaticColor
&& class != StaticGray
&& class != TrueColor
)
13034 /* Try to get an XImage for img->pixmep. */
13035 ximg
= XGetImage (FRAME_W32_DISPLAY (f
), img
->pixmap
,
13036 0, 0, img
->width
, img
->height
, ~0, ZPixmap
);
13041 /* Initialize the color table. */
13042 init_color_table ();
13044 /* For each pixel of the image, look its color up in the
13045 color table. After having done so, the color table will
13046 contain an entry for each color used by the image. */
13047 for (y
= 0; y
< img
->height
; ++y
)
13048 for (x
= 0; x
< img
->width
; ++x
)
13050 unsigned long pixel
= XGetPixel (ximg
, x
, y
);
13051 lookup_pixel_color (f
, pixel
);
13054 /* Record colors in the image. Free color table and XImage. */
13055 img
->colors
= colors_in_color_table (&img
->ncolors
);
13056 free_color_table ();
13057 XDestroyImage (ximg
);
13059 #if 0 /* This doesn't seem to be the case. If we free the colors
13060 here, we get a BadAccess later in x_clear_image when
13061 freeing the colors. */
13062 /* We have allocated colors once, but Ghostscript has also
13063 allocated colors on behalf of us. So, to get the
13064 reference counts right, free them once. */
13066 x_free_colors (FRAME_W32_DISPLAY (f
), cmap
,
13067 img
->colors
, img
->ncolors
, 0);
13071 image_error ("Cannot get X image of `%s'; colors will not be freed",
13077 /* Now that we have the pixmap, compute mask and transform the
13078 image if requested. */
13080 postprocess_image (f
, img
);
13084 #endif /* HAVE_GHOSTSCRIPT */
13087 /***********************************************************************
13089 ***********************************************************************/
13091 DEFUN ("x-change-window-property", Fx_change_window_property
,
13092 Sx_change_window_property
, 2, 3, 0,
13093 doc
: /* Change window property PROP to VALUE on the X window of FRAME.
13094 PROP and VALUE must be strings. FRAME nil or omitted means use the
13095 selected frame. Value is VALUE. */)
13096 (prop
, value
, frame
)
13097 Lisp_Object frame
, prop
, value
;
13099 #if 0 /* TODO : port window properties to W32 */
13100 struct frame
*f
= check_x_frame (frame
);
13103 CHECK_STRING (prop
);
13104 CHECK_STRING (value
);
13107 prop_atom
= XInternAtom (FRAME_W32_DISPLAY (f
), XSTRING (prop
)->data
, False
);
13108 XChangeProperty (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
),
13109 prop_atom
, XA_STRING
, 8, PropModeReplace
,
13110 XSTRING (value
)->data
, XSTRING (value
)->size
);
13112 /* Make sure the property is set when we return. */
13113 XFlush (FRAME_W32_DISPLAY (f
));
13122 DEFUN ("x-delete-window-property", Fx_delete_window_property
,
13123 Sx_delete_window_property
, 1, 2, 0,
13124 doc
: /* Remove window property PROP from X window of FRAME.
13125 FRAME nil or omitted means use the selected frame. Value is PROP. */)
13127 Lisp_Object prop
, frame
;
13129 #if 0 /* TODO : port window properties to W32 */
13131 struct frame
*f
= check_x_frame (frame
);
13134 CHECK_STRING (prop
);
13136 prop_atom
= XInternAtom (FRAME_W32_DISPLAY (f
), XSTRING (prop
)->data
, False
);
13137 XDeleteProperty (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
), prop_atom
);
13139 /* Make sure the property is removed when we return. */
13140 XFlush (FRAME_W32_DISPLAY (f
));
13148 DEFUN ("x-window-property", Fx_window_property
, Sx_window_property
,
13150 doc
: /* Value is the value of window property PROP on FRAME.
13151 If FRAME is nil or omitted, use the selected frame. Value is nil
13152 if FRAME hasn't a property with name PROP or if PROP has no string
13155 Lisp_Object prop
, frame
;
13157 #if 0 /* TODO : port window properties to W32 */
13159 struct frame
*f
= check_x_frame (frame
);
13162 Lisp_Object prop_value
= Qnil
;
13163 char *tmp_data
= NULL
;
13166 unsigned long actual_size
, bytes_remaining
;
13168 CHECK_STRING (prop
);
13170 prop_atom
= XInternAtom (FRAME_W32_DISPLAY (f
), XSTRING (prop
)->data
, False
);
13171 rc
= XGetWindowProperty (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
),
13172 prop_atom
, 0, 0, False
, XA_STRING
,
13173 &actual_type
, &actual_format
, &actual_size
,
13174 &bytes_remaining
, (unsigned char **) &tmp_data
);
13177 int size
= bytes_remaining
;
13182 rc
= XGetWindowProperty (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
),
13183 prop_atom
, 0, bytes_remaining
,
13185 &actual_type
, &actual_format
,
13186 &actual_size
, &bytes_remaining
,
13187 (unsigned char **) &tmp_data
);
13189 prop_value
= make_string (tmp_data
, size
);
13204 /***********************************************************************
13206 ***********************************************************************/
13208 /* If non-null, an asynchronous timer that, when it expires, displays
13209 an hourglass cursor on all frames. */
13211 static struct atimer
*hourglass_atimer
;
13213 /* Non-zero means an hourglass cursor is currently shown. */
13215 static int hourglass_shown_p
;
13217 /* Number of seconds to wait before displaying an hourglass cursor. */
13219 static Lisp_Object Vhourglass_delay
;
13221 /* Default number of seconds to wait before displaying an hourglass
13224 #define DEFAULT_HOURGLASS_DELAY 1
13226 /* Function prototypes. */
13228 static void show_hourglass
P_ ((struct atimer
*));
13229 static void hide_hourglass
P_ ((void));
13232 /* Cancel a currently active hourglass timer, and start a new one. */
13237 #if 0 /* TODO: cursor shape changes. */
13239 int secs
, usecs
= 0;
13241 cancel_hourglass ();
13243 if (INTEGERP (Vhourglass_delay
)
13244 && XINT (Vhourglass_delay
) > 0)
13245 secs
= XFASTINT (Vhourglass_delay
);
13246 else if (FLOATP (Vhourglass_delay
)
13247 && XFLOAT_DATA (Vhourglass_delay
) > 0)
13250 tem
= Ftruncate (Vhourglass_delay
, Qnil
);
13251 secs
= XFASTINT (tem
);
13252 usecs
= (XFLOAT_DATA (Vhourglass_delay
) - secs
) * 1000000;
13255 secs
= DEFAULT_HOURGLASS_DELAY
;
13257 EMACS_SET_SECS_USECS (delay
, secs
, usecs
);
13258 hourglass_atimer
= start_atimer (ATIMER_RELATIVE
, delay
,
13259 show_hourglass
, NULL
);
13264 /* Cancel the hourglass cursor timer if active, hide an hourglass
13265 cursor if shown. */
13268 cancel_hourglass ()
13270 if (hourglass_atimer
)
13272 cancel_atimer (hourglass_atimer
);
13273 hourglass_atimer
= NULL
;
13276 if (hourglass_shown_p
)
13281 /* Timer function of hourglass_atimer. TIMER is equal to
13284 Display an hourglass cursor on all frames by mapping the frames'
13285 hourglass_window. Set the hourglass_p flag in the frames'
13286 output_data.x structure to indicate that an hourglass cursor is
13287 shown on the frames. */
13290 show_hourglass (timer
)
13291 struct atimer
*timer
;
13293 #if 0 /* TODO: cursor shape changes. */
13294 /* The timer implementation will cancel this timer automatically
13295 after this function has run. Set hourglass_atimer to null
13296 so that we know the timer doesn't have to be canceled. */
13297 hourglass_atimer
= NULL
;
13299 if (!hourglass_shown_p
)
13301 Lisp_Object rest
, frame
;
13305 FOR_EACH_FRAME (rest
, frame
)
13306 if (FRAME_W32_P (XFRAME (frame
)))
13308 struct frame
*f
= XFRAME (frame
);
13310 f
->output_data
.w32
->hourglass_p
= 1;
13312 if (!f
->output_data
.w32
->hourglass_window
)
13314 unsigned long mask
= CWCursor
;
13315 XSetWindowAttributes attrs
;
13317 attrs
.cursor
= f
->output_data
.w32
->hourglass_cursor
;
13319 f
->output_data
.w32
->hourglass_window
13320 = XCreateWindow (FRAME_X_DISPLAY (f
),
13321 FRAME_OUTER_WINDOW (f
),
13322 0, 0, 32000, 32000, 0, 0,
13328 XMapRaised (FRAME_X_DISPLAY (f
),
13329 f
->output_data
.w32
->hourglass_window
);
13330 XFlush (FRAME_X_DISPLAY (f
));
13333 hourglass_shown_p
= 1;
13340 /* Hide the hourglass cursor on all frames, if it is currently shown. */
13345 #if 0 /* TODO: cursor shape changes. */
13346 if (hourglass_shown_p
)
13348 Lisp_Object rest
, frame
;
13351 FOR_EACH_FRAME (rest
, frame
)
13353 struct frame
*f
= XFRAME (frame
);
13355 if (FRAME_W32_P (f
)
13356 /* Watch out for newly created frames. */
13357 && f
->output_data
.x
->hourglass_window
)
13359 XUnmapWindow (FRAME_X_DISPLAY (f
),
13360 f
->output_data
.x
->hourglass_window
);
13361 /* Sync here because XTread_socket looks at the
13362 hourglass_p flag that is reset to zero below. */
13363 XSync (FRAME_X_DISPLAY (f
), False
);
13364 f
->output_data
.x
->hourglass_p
= 0;
13368 hourglass_shown_p
= 0;
13376 /***********************************************************************
13378 ***********************************************************************/
13380 static Lisp_Object x_create_tip_frame
P_ ((struct w32_display_info
*,
13381 Lisp_Object
, Lisp_Object
));
13382 static void compute_tip_xy
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
,
13383 Lisp_Object
, int, int, int *, int *));
13385 /* The frame of a currently visible tooltip. */
13387 Lisp_Object tip_frame
;
13389 /* If non-nil, a timer started that hides the last tooltip when it
13392 Lisp_Object tip_timer
;
13395 /* If non-nil, a vector of 3 elements containing the last args
13396 with which x-show-tip was called. See there. */
13398 Lisp_Object last_show_tip_args
;
13400 /* Maximum size for tooltips; a cons (COLUMNS . ROWS). */
13402 Lisp_Object Vx_max_tooltip_size
;
13406 unwind_create_tip_frame (frame
)
13409 Lisp_Object deleted
;
13411 deleted
= unwind_create_frame (frame
);
13412 if (EQ (deleted
, Qt
))
13422 /* Create a frame for a tooltip on the display described by DPYINFO.
13423 PARMS is a list of frame parameters. TEXT is the string to
13424 display in the tip frame. Value is the frame.
13426 Note that functions called here, esp. x_default_parameter can
13427 signal errors, for instance when a specified color name is
13428 undefined. We have to make sure that we're in a consistent state
13429 when this happens. */
13432 x_create_tip_frame (dpyinfo
, parms
, text
)
13433 struct w32_display_info
*dpyinfo
;
13434 Lisp_Object parms
, text
;
13437 Lisp_Object frame
, tem
;
13439 long window_prompting
= 0;
13441 int count
= BINDING_STACK_SIZE ();
13442 struct gcpro gcpro1
, gcpro2
, gcpro3
;
13444 int face_change_count_before
= face_change_count
;
13445 Lisp_Object buffer
;
13446 struct buffer
*old_buffer
;
13450 /* Use this general default value to start with until we know if
13451 this frame has a specified name. */
13452 Vx_resource_name
= Vinvocation_name
;
13454 #ifdef MULTI_KBOARD
13455 kb
= dpyinfo
->kboard
;
13457 kb
= &the_only_kboard
;
13460 /* Get the name of the frame to use for resource lookup. */
13461 name
= w32_get_arg (parms
, Qname
, "name", "Name", RES_TYPE_STRING
);
13462 if (!STRINGP (name
)
13463 && !EQ (name
, Qunbound
)
13465 error ("Invalid frame name--not a string or nil");
13466 Vx_resource_name
= name
;
13469 GCPRO3 (parms
, name
, frame
);
13470 /* Make a frame without minibuffer nor mode-line. */
13471 f
= make_frame (0);
13472 f
->wants_modeline
= 0;
13473 XSETFRAME (frame
, f
);
13475 buffer
= Fget_buffer_create (build_string (" *tip*"));
13476 Fset_window_buffer (FRAME_ROOT_WINDOW (f
), buffer
);
13477 old_buffer
= current_buffer
;
13478 set_buffer_internal_1 (XBUFFER (buffer
));
13479 current_buffer
->truncate_lines
= Qnil
;
13481 Finsert (1, &text
);
13482 set_buffer_internal_1 (old_buffer
);
13484 FRAME_CAN_HAVE_SCROLL_BARS (f
) = 0;
13485 record_unwind_protect (unwind_create_tip_frame
, frame
);
13487 /* By setting the output method, we're essentially saying that
13488 the frame is live, as per FRAME_LIVE_P. If we get a signal
13489 from this point on, x_destroy_window might screw up reference
13491 f
->output_method
= output_w32
;
13492 f
->output_data
.w32
=
13493 (struct w32_output
*) xmalloc (sizeof (struct w32_output
));
13494 bzero (f
->output_data
.w32
, sizeof (struct w32_output
));
13496 FRAME_FONTSET (f
) = -1;
13497 f
->icon_name
= Qnil
;
13499 #if 0 /* GLYPH_DEBUG TODO: image support. */
13500 image_cache_refcount
= FRAME_X_IMAGE_CACHE (f
)->refcount
;
13501 dpyinfo_refcount
= dpyinfo
->reference_count
;
13502 #endif /* GLYPH_DEBUG */
13503 #ifdef MULTI_KBOARD
13504 FRAME_KBOARD (f
) = kb
;
13506 f
->output_data
.w32
->parent_desc
= FRAME_W32_DISPLAY_INFO (f
)->root_window
;
13507 f
->output_data
.w32
->explicit_parent
= 0;
13509 /* Set the name; the functions to which we pass f expect the name to
13511 if (EQ (name
, Qunbound
) || NILP (name
))
13513 f
->name
= build_string (dpyinfo
->w32_id_name
);
13514 f
->explicit_name
= 0;
13519 f
->explicit_name
= 1;
13520 /* use the frame's title when getting resources for this frame. */
13521 specbind (Qx_resource_name
, name
);
13524 /* Extract the window parameters from the supplied values
13525 that are needed to determine window geometry. */
13529 font
= w32_get_arg (parms
, Qfont
, "font", "Font", RES_TYPE_STRING
);
13532 /* First, try whatever font the caller has specified. */
13533 if (STRINGP (font
))
13535 tem
= Fquery_fontset (font
, Qnil
);
13537 font
= x_new_fontset (f
, XSTRING (tem
)->data
);
13539 font
= x_new_font (f
, XSTRING (font
)->data
);
13542 /* Try out a font which we hope has bold and italic variations. */
13543 if (!STRINGP (font
))
13544 font
= x_new_font (f
, "-*-Courier New-normal-r-*-*-*-100-*-*-c-*-iso8859-1");
13545 if (! STRINGP (font
))
13546 font
= x_new_font (f
, "-*-Courier-normal-r-*-*-13-*-*-*-c-*-iso8859-1");
13547 /* If those didn't work, look for something which will at least work. */
13548 if (! STRINGP (font
))
13549 font
= x_new_font (f
, "-*-Fixedsys-normal-r-*-*-12-*-*-*-c-*-iso8859-1");
13551 if (! STRINGP (font
))
13552 font
= build_string ("Fixedsys");
13554 x_default_parameter (f
, parms
, Qfont
, font
,
13555 "font", "Font", RES_TYPE_STRING
);
13558 x_default_parameter (f
, parms
, Qborder_width
, make_number (2),
13559 "borderWidth", "BorderWidth", RES_TYPE_NUMBER
);
13560 /* This defaults to 2 in order to match xterm. We recognize either
13561 internalBorderWidth or internalBorder (which is what xterm calls
13563 if (NILP (Fassq (Qinternal_border_width
, parms
)))
13567 value
= w32_get_arg (parms
, Qinternal_border_width
,
13568 "internalBorder", "internalBorder", RES_TYPE_NUMBER
);
13569 if (! EQ (value
, Qunbound
))
13570 parms
= Fcons (Fcons (Qinternal_border_width
, value
),
13573 x_default_parameter (f
, parms
, Qinternal_border_width
, make_number (1),
13574 "internalBorderWidth", "internalBorderWidth",
13577 /* Also do the stuff which must be set before the window exists. */
13578 x_default_parameter (f
, parms
, Qforeground_color
, build_string ("black"),
13579 "foreground", "Foreground", RES_TYPE_STRING
);
13580 x_default_parameter (f
, parms
, Qbackground_color
, build_string ("white"),
13581 "background", "Background", RES_TYPE_STRING
);
13582 x_default_parameter (f
, parms
, Qmouse_color
, build_string ("black"),
13583 "pointerColor", "Foreground", RES_TYPE_STRING
);
13584 x_default_parameter (f
, parms
, Qcursor_color
, build_string ("black"),
13585 "cursorColor", "Foreground", RES_TYPE_STRING
);
13586 x_default_parameter (f
, parms
, Qborder_color
, build_string ("black"),
13587 "borderColor", "BorderColor", RES_TYPE_STRING
);
13589 /* Init faces before x_default_parameter is called for scroll-bar
13590 parameters because that function calls x_set_scroll_bar_width,
13591 which calls change_frame_size, which calls Fset_window_buffer,
13592 which runs hooks, which call Fvertical_motion. At the end, we
13593 end up in init_iterator with a null face cache, which should not
13595 init_frame_faces (f
);
13597 f
->output_data
.w32
->dwStyle
= WS_BORDER
| WS_POPUP
| WS_DISABLED
;
13598 f
->output_data
.w32
->parent_desc
= FRAME_W32_DISPLAY_INFO (f
)->root_window
;
13600 window_prompting
= x_figure_window_size (f
, parms
);
13602 /* No fringes on tip frame. */
13603 f
->output_data
.w32
->fringes_extra
= 0;
13604 f
->output_data
.w32
->fringe_cols
= 0;
13605 f
->output_data
.w32
->left_fringe_width
= 0;
13606 f
->output_data
.w32
->right_fringe_width
= 0;
13608 if (window_prompting
& XNegative
)
13610 if (window_prompting
& YNegative
)
13611 f
->output_data
.w32
->win_gravity
= SouthEastGravity
;
13613 f
->output_data
.w32
->win_gravity
= NorthEastGravity
;
13617 if (window_prompting
& YNegative
)
13618 f
->output_data
.w32
->win_gravity
= SouthWestGravity
;
13620 f
->output_data
.w32
->win_gravity
= NorthWestGravity
;
13623 f
->output_data
.w32
->size_hint_flags
= window_prompting
;
13626 my_create_tip_window (f
);
13631 x_default_parameter (f
, parms
, Qauto_raise
, Qnil
,
13632 "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN
);
13633 x_default_parameter (f
, parms
, Qauto_lower
, Qnil
,
13634 "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN
);
13635 x_default_parameter (f
, parms
, Qcursor_type
, Qbox
,
13636 "cursorType", "CursorType", RES_TYPE_SYMBOL
);
13638 /* Dimensions, especially f->height, must be done via change_frame_size.
13639 Change will not be effected unless different from the current
13642 height
= f
->height
;
13644 SET_FRAME_WIDTH (f
, 0);
13645 change_frame_size (f
, height
, width
, 1, 0, 0);
13647 /* Set up faces after all frame parameters are known. This call
13648 also merges in face attributes specified for new frames.
13650 Frame parameters may be changed if .Xdefaults contains
13651 specifications for the default font. For example, if there is an
13652 `Emacs.default.attributeBackground: pink', the `background-color'
13653 attribute of the frame get's set, which let's the internal border
13654 of the tooltip frame appear in pink. Prevent this. */
13656 Lisp_Object bg
= Fframe_parameter (frame
, Qbackground_color
);
13658 /* Set tip_frame here, so that */
13660 call1 (Qface_set_after_frame_default
, frame
);
13662 if (!EQ (bg
, Fframe_parameter (frame
, Qbackground_color
)))
13663 Fmodify_frame_parameters (frame
, Fcons (Fcons (Qbackground_color
, bg
),
13671 /* It is now ok to make the frame official even if we get an error
13672 below. And the frame needs to be on Vframe_list or making it
13673 visible won't work. */
13674 Vframe_list
= Fcons (frame
, Vframe_list
);
13676 /* Now that the frame is official, it counts as a reference to
13678 FRAME_W32_DISPLAY_INFO (f
)->reference_count
++;
13680 /* Setting attributes of faces of the tooltip frame from resources
13681 and similar will increment face_change_count, which leads to the
13682 clearing of all current matrices. Since this isn't necessary
13683 here, avoid it by resetting face_change_count to the value it
13684 had before we created the tip frame. */
13685 face_change_count
= face_change_count_before
;
13687 /* Discard the unwind_protect. */
13688 return unbind_to (count
, frame
);
13692 /* Compute where to display tip frame F. PARMS is the list of frame
13693 parameters for F. DX and DY are specified offsets from the current
13694 location of the mouse. WIDTH and HEIGHT are the width and height
13695 of the tooltip. Return coordinates relative to the root window of
13696 the display in *ROOT_X, and *ROOT_Y. */
13699 compute_tip_xy (f
, parms
, dx
, dy
, width
, height
, root_x
, root_y
)
13701 Lisp_Object parms
, dx
, dy
;
13703 int *root_x
, *root_y
;
13705 Lisp_Object left
, top
;
13707 /* User-specified position? */
13708 left
= Fcdr (Fassq (Qleft
, parms
));
13709 top
= Fcdr (Fassq (Qtop
, parms
));
13711 /* Move the tooltip window where the mouse pointer is. Resize and
13713 if (!INTEGERP (left
) || !INTEGERP (top
))
13718 GetCursorPos (&pt
);
13724 if (INTEGERP (top
))
13725 *root_y
= XINT (top
);
13726 else if (*root_y
+ XINT (dy
) - height
< 0)
13727 *root_y
-= XINT (dy
);
13731 *root_y
+= XINT (dy
);
13734 if (INTEGERP (left
))
13735 *root_x
= XINT (left
);
13736 else if (*root_x
+ XINT (dx
) + width
<= FRAME_W32_DISPLAY_INFO (f
)->width
)
13737 /* It fits to the right of the pointer. */
13738 *root_x
+= XINT (dx
);
13739 else if (width
+ XINT (dx
) <= *root_x
)
13740 /* It fits to the left of the pointer. */
13741 *root_x
-= width
+ XINT (dx
);
13743 /* Put it left justified on the screen -- it ought to fit that way. */
13748 DEFUN ("x-show-tip", Fx_show_tip
, Sx_show_tip
, 1, 6, 0,
13749 doc
: /* Show STRING in a \"tooltip\" window on frame FRAME.
13750 A tooltip window is a small window displaying a string.
13752 FRAME nil or omitted means use the selected frame.
13754 PARMS is an optional list of frame parameters which can be
13755 used to change the tooltip's appearance.
13757 Automatically hide the tooltip after TIMEOUT seconds. TIMEOUT nil
13758 means use the default timeout of 5 seconds.
13760 If the list of frame parameters PARAMS contains a `left' parameter,
13761 the tooltip is displayed at that x-position. Otherwise it is
13762 displayed at the mouse position, with offset DX added (default is 5 if
13763 DX isn't specified). Likewise for the y-position; if a `top' frame
13764 parameter is specified, it determines the y-position of the tooltip
13765 window, otherwise it is displayed at the mouse position, with offset
13766 DY added (default is -10).
13768 A tooltip's maximum size is specified by `x-max-tooltip-size'.
13769 Text larger than the specified size is clipped. */)
13770 (string
, frame
, parms
, timeout
, dx
, dy
)
13771 Lisp_Object string
, frame
, parms
, timeout
, dx
, dy
;
13775 int root_x
, root_y
;
13776 struct buffer
*old_buffer
;
13777 struct text_pos pos
;
13778 int i
, width
, height
;
13779 struct gcpro gcpro1
, gcpro2
, gcpro3
, gcpro4
;
13780 int old_windows_or_buffers_changed
= windows_or_buffers_changed
;
13781 int count
= BINDING_STACK_SIZE ();
13783 specbind (Qinhibit_redisplay
, Qt
);
13785 GCPRO4 (string
, parms
, frame
, timeout
);
13787 CHECK_STRING (string
);
13788 f
= check_x_frame (frame
);
13789 if (NILP (timeout
))
13790 timeout
= make_number (5);
13792 CHECK_NATNUM (timeout
);
13795 dx
= make_number (5);
13800 dy
= make_number (-10);
13804 if (NILP (last_show_tip_args
))
13805 last_show_tip_args
= Fmake_vector (make_number (3), Qnil
);
13807 if (!NILP (tip_frame
))
13809 Lisp_Object last_string
= AREF (last_show_tip_args
, 0);
13810 Lisp_Object last_frame
= AREF (last_show_tip_args
, 1);
13811 Lisp_Object last_parms
= AREF (last_show_tip_args
, 2);
13813 if (EQ (frame
, last_frame
)
13814 && !NILP (Fequal (last_string
, string
))
13815 && !NILP (Fequal (last_parms
, parms
)))
13817 struct frame
*f
= XFRAME (tip_frame
);
13819 /* Only DX and DY have changed. */
13820 if (!NILP (tip_timer
))
13822 Lisp_Object timer
= tip_timer
;
13824 call1 (Qcancel_timer
, timer
);
13828 compute_tip_xy (f
, parms
, dx
, dy
, PIXEL_WIDTH (f
),
13829 PIXEL_HEIGHT (f
), &root_x
, &root_y
);
13831 /* Put tooltip in topmost group and in position. */
13832 SetWindowPos (FRAME_W32_WINDOW (f
), HWND_TOPMOST
,
13833 root_x
, root_y
, 0, 0,
13834 SWP_NOSIZE
| SWP_NOACTIVATE
);
13836 /* Ensure tooltip is on top of other topmost windows (eg menus). */
13837 SetWindowPos (FRAME_W32_WINDOW (f
), HWND_TOP
,
13839 SWP_NOMOVE
| SWP_NOSIZE
| SWP_NOACTIVATE
);
13846 /* Hide a previous tip, if any. */
13849 ASET (last_show_tip_args
, 0, string
);
13850 ASET (last_show_tip_args
, 1, frame
);
13851 ASET (last_show_tip_args
, 2, parms
);
13853 /* Add default values to frame parameters. */
13854 if (NILP (Fassq (Qname
, parms
)))
13855 parms
= Fcons (Fcons (Qname
, build_string ("tooltip")), parms
);
13856 if (NILP (Fassq (Qinternal_border_width
, parms
)))
13857 parms
= Fcons (Fcons (Qinternal_border_width
, make_number (3)), parms
);
13858 if (NILP (Fassq (Qborder_width
, parms
)))
13859 parms
= Fcons (Fcons (Qborder_width
, make_number (1)), parms
);
13860 if (NILP (Fassq (Qborder_color
, parms
)))
13861 parms
= Fcons (Fcons (Qborder_color
, build_string ("lightyellow")), parms
);
13862 if (NILP (Fassq (Qbackground_color
, parms
)))
13863 parms
= Fcons (Fcons (Qbackground_color
, build_string ("lightyellow")),
13866 /* Block input until the tip has been fully drawn, to avoid crashes
13867 when drawing tips in menus. */
13870 /* Create a frame for the tooltip, and record it in the global
13871 variable tip_frame. */
13872 frame
= x_create_tip_frame (FRAME_W32_DISPLAY_INFO (f
), parms
, string
);
13873 f
= XFRAME (frame
);
13875 /* Set up the frame's root window. */
13876 w
= XWINDOW (FRAME_ROOT_WINDOW (f
));
13877 w
->left
= w
->top
= make_number (0);
13879 if (CONSP (Vx_max_tooltip_size
)
13880 && INTEGERP (XCAR (Vx_max_tooltip_size
))
13881 && XINT (XCAR (Vx_max_tooltip_size
)) > 0
13882 && INTEGERP (XCDR (Vx_max_tooltip_size
))
13883 && XINT (XCDR (Vx_max_tooltip_size
)) > 0)
13885 w
->width
= XCAR (Vx_max_tooltip_size
);
13886 w
->height
= XCDR (Vx_max_tooltip_size
);
13890 w
->width
= make_number (80);
13891 w
->height
= make_number (40);
13894 f
->window_width
= XINT (w
->width
);
13896 w
->pseudo_window_p
= 1;
13898 /* Display the tooltip text in a temporary buffer. */
13899 old_buffer
= current_buffer
;
13900 set_buffer_internal_1 (XBUFFER (XWINDOW (FRAME_ROOT_WINDOW (f
))->buffer
));
13901 current_buffer
->truncate_lines
= Qnil
;
13902 clear_glyph_matrix (w
->desired_matrix
);
13903 clear_glyph_matrix (w
->current_matrix
);
13904 SET_TEXT_POS (pos
, BEGV
, BEGV_BYTE
);
13905 try_window (FRAME_ROOT_WINDOW (f
), pos
);
13907 /* Compute width and height of the tooltip. */
13908 width
= height
= 0;
13909 for (i
= 0; i
< w
->desired_matrix
->nrows
; ++i
)
13911 struct glyph_row
*row
= &w
->desired_matrix
->rows
[i
];
13912 struct glyph
*last
;
13915 /* Stop at the first empty row at the end. */
13916 if (!row
->enabled_p
|| !row
->displays_text_p
)
13919 /* Let the row go over the full width of the frame. */
13920 row
->full_width_p
= 1;
13922 #ifdef TODO /* Investigate why some fonts need more width than is
13923 calculated for some tooltips. */
13924 /* There's a glyph at the end of rows that is use to place
13925 the cursor there. Don't include the width of this glyph. */
13926 if (row
->used
[TEXT_AREA
])
13928 last
= &row
->glyphs
[TEXT_AREA
][row
->used
[TEXT_AREA
] - 1];
13929 row_width
= row
->pixel_width
- last
->pixel_width
;
13933 row_width
= row
->pixel_width
;
13935 /* TODO: find why tips do not draw along baseline as instructed. */
13936 height
+= row
->height
;
13937 width
= max (width
, row_width
);
13940 /* Add the frame's internal border to the width and height the X
13941 window should have. */
13942 height
+= 2 * FRAME_INTERNAL_BORDER_WIDTH (f
);
13943 width
+= 2 * FRAME_INTERNAL_BORDER_WIDTH (f
);
13945 /* Move the tooltip window where the mouse pointer is. Resize and
13947 compute_tip_xy (f
, parms
, dx
, dy
, width
, height
, &root_x
, &root_y
);
13950 /* Adjust Window size to take border into account. */
13952 rect
.left
= rect
.top
= 0;
13953 rect
.right
= width
;
13954 rect
.bottom
= height
;
13955 AdjustWindowRect (&rect
, f
->output_data
.w32
->dwStyle
,
13956 FRAME_EXTERNAL_MENU_BAR (f
));
13958 /* Position and size tooltip, and put it in the topmost group. */
13959 SetWindowPos (FRAME_W32_WINDOW (f
), HWND_TOPMOST
,
13960 root_x
, root_y
, rect
.right
- rect
.left
,
13961 rect
.bottom
- rect
.top
, SWP_NOACTIVATE
);
13963 /* Ensure tooltip is on top of other topmost windows (eg menus). */
13964 SetWindowPos (FRAME_W32_WINDOW (f
), HWND_TOP
,
13966 SWP_NOMOVE
| SWP_NOSIZE
| SWP_NOACTIVATE
);
13968 /* Let redisplay know that we have made the frame visible already. */
13969 f
->async_visible
= 1;
13971 ShowWindow (FRAME_W32_WINDOW (f
), SW_SHOWNOACTIVATE
);
13974 /* Draw into the window. */
13975 w
->must_be_updated_p
= 1;
13976 update_single_window (w
, 1);
13980 /* Restore original current buffer. */
13981 set_buffer_internal_1 (old_buffer
);
13982 windows_or_buffers_changed
= old_windows_or_buffers_changed
;
13985 /* Let the tip disappear after timeout seconds. */
13986 tip_timer
= call3 (intern ("run-at-time"), timeout
, Qnil
,
13987 intern ("x-hide-tip"));
13990 return unbind_to (count
, Qnil
);
13994 DEFUN ("x-hide-tip", Fx_hide_tip
, Sx_hide_tip
, 0, 0, 0,
13995 doc
: /* Hide the current tooltip window, if there is any.
13996 Value is t if tooltip was open, nil otherwise. */)
14000 Lisp_Object deleted
, frame
, timer
;
14001 struct gcpro gcpro1
, gcpro2
;
14003 /* Return quickly if nothing to do. */
14004 if (NILP (tip_timer
) && NILP (tip_frame
))
14009 GCPRO2 (frame
, timer
);
14010 tip_frame
= tip_timer
= deleted
= Qnil
;
14012 count
= BINDING_STACK_SIZE ();
14013 specbind (Qinhibit_redisplay
, Qt
);
14014 specbind (Qinhibit_quit
, Qt
);
14017 call1 (Qcancel_timer
, timer
);
14019 if (FRAMEP (frame
))
14021 Fdelete_frame (frame
, Qnil
);
14026 return unbind_to (count
, deleted
);
14031 /***********************************************************************
14032 File selection dialog
14033 ***********************************************************************/
14035 extern Lisp_Object Qfile_name_history
;
14037 DEFUN ("x-file-dialog", Fx_file_dialog
, Sx_file_dialog
, 2, 4, 0,
14038 doc
: /* Read file name, prompting with PROMPT in directory DIR.
14039 Use a file selection dialog.
14040 Select DEFAULT-FILENAME in the dialog's file selection box, if
14041 specified. Ensure that file exists if MUSTMATCH is non-nil. */)
14042 (prompt
, dir
, default_filename
, mustmatch
)
14043 Lisp_Object prompt
, dir
, default_filename
, mustmatch
;
14045 struct frame
*f
= SELECTED_FRAME ();
14046 Lisp_Object file
= Qnil
;
14047 int count
= specpdl_ptr
- specpdl
;
14048 struct gcpro gcpro1
, gcpro2
, gcpro3
, gcpro4
, gcpro5
;
14049 char filename
[MAX_PATH
+ 1];
14050 char init_dir
[MAX_PATH
+ 1];
14051 int use_dialog_p
= 1;
14053 GCPRO5 (prompt
, dir
, default_filename
, mustmatch
, file
);
14054 CHECK_STRING (prompt
);
14055 CHECK_STRING (dir
);
14057 /* Create the dialog with PROMPT as title, using DIR as initial
14058 directory and using "*" as pattern. */
14059 dir
= Fexpand_file_name (dir
, Qnil
);
14060 strncpy (init_dir
, XSTRING (dir
)->data
, MAX_PATH
);
14061 init_dir
[MAX_PATH
] = '\0';
14062 unixtodos_filename (init_dir
);
14064 if (STRINGP (default_filename
))
14066 char *file_name_only
;
14067 char *full_path_name
= XSTRING (default_filename
)->data
;
14069 unixtodos_filename (full_path_name
);
14071 file_name_only
= strrchr (full_path_name
, '\\');
14072 if (!file_name_only
)
14073 file_name_only
= full_path_name
;
14078 /* If default_file_name is a directory, don't use the open
14079 file dialog, as it does not support selecting
14081 if (!(*file_name_only
))
14085 strncpy (filename
, file_name_only
, MAX_PATH
);
14086 filename
[MAX_PATH
] = '\0';
14089 filename
[0] = '\0';
14093 OPENFILENAME file_details
;
14095 /* Prevent redisplay. */
14096 specbind (Qinhibit_redisplay
, Qt
);
14099 bzero (&file_details
, sizeof (file_details
));
14100 file_details
.lStructSize
= sizeof (file_details
);
14101 file_details
.hwndOwner
= FRAME_W32_WINDOW (f
);
14102 /* Undocumented Bug in Common File Dialog:
14103 If a filter is not specified, shell links are not resolved. */
14104 file_details
.lpstrFilter
= "ALL Files (*.*)\0*.*\0\0";
14105 file_details
.lpstrFile
= filename
;
14106 file_details
.nMaxFile
= sizeof (filename
);
14107 file_details
.lpstrInitialDir
= init_dir
;
14108 file_details
.lpstrTitle
= XSTRING (prompt
)->data
;
14109 file_details
.Flags
= OFN_HIDEREADONLY
| OFN_NOCHANGEDIR
;
14111 if (!NILP (mustmatch
))
14112 file_details
.Flags
|= OFN_FILEMUSTEXIST
| OFN_PATHMUSTEXIST
;
14114 if (GetOpenFileName (&file_details
))
14116 dostounix_filename (filename
);
14117 file
= build_string (filename
);
14123 file
= unbind_to (count
, file
);
14125 /* Open File dialog will not allow folders to be selected, so resort
14126 to minibuffer completing reads for directories. */
14128 file
= Fcompleting_read (prompt
, intern ("read-file-name-internal"),
14129 dir
, mustmatch
, dir
, Qfile_name_history
,
14130 default_filename
, Qnil
);
14134 /* Make "Cancel" equivalent to C-g. */
14136 Fsignal (Qquit
, Qnil
);
14138 return unbind_to (count
, file
);
14143 /***********************************************************************
14144 w32 specialized functions
14145 ***********************************************************************/
14147 DEFUN ("w32-select-font", Fw32_select_font
, Sw32_select_font
, 0, 2, 0,
14148 doc
: /* Select a font using the W32 font dialog.
14149 Returns an X font string corresponding to the selection. */)
14150 (frame
, include_proportional
)
14151 Lisp_Object frame
, include_proportional
;
14153 FRAME_PTR f
= check_x_frame (frame
);
14161 bzero (&cf
, sizeof (cf
));
14162 bzero (&lf
, sizeof (lf
));
14164 cf
.lStructSize
= sizeof (cf
);
14165 cf
.hwndOwner
= FRAME_W32_WINDOW (f
);
14166 cf
.Flags
= CF_FORCEFONTEXIST
| CF_SCREENFONTS
| CF_NOVERTFONTS
;
14168 /* Unless include_proportional is non-nil, limit the selection to
14169 monospaced fonts. */
14170 if (NILP (include_proportional
))
14171 cf
.Flags
|= CF_FIXEDPITCHONLY
;
14173 cf
.lpLogFont
= &lf
;
14175 /* Initialize as much of the font details as we can from the current
14177 hdc
= GetDC (FRAME_W32_WINDOW (f
));
14178 oldobj
= SelectObject (hdc
, FRAME_FONT (f
)->hfont
);
14179 GetTextFace (hdc
, LF_FACESIZE
, lf
.lfFaceName
);
14180 if (GetTextMetrics (hdc
, &tm
))
14182 lf
.lfHeight
= tm
.tmInternalLeading
- tm
.tmHeight
;
14183 lf
.lfWeight
= tm
.tmWeight
;
14184 lf
.lfItalic
= tm
.tmItalic
;
14185 lf
.lfUnderline
= tm
.tmUnderlined
;
14186 lf
.lfStrikeOut
= tm
.tmStruckOut
;
14187 lf
.lfCharSet
= tm
.tmCharSet
;
14188 cf
.Flags
|= CF_INITTOLOGFONTSTRUCT
;
14190 SelectObject (hdc
, oldobj
);
14191 ReleaseDC (FRAME_W32_WINDOW (f
), hdc
);
14193 if (!ChooseFont (&cf
) || !w32_to_x_font (&lf
, buf
, 100, NULL
))
14196 return build_string (buf
);
14199 DEFUN ("w32-send-sys-command", Fw32_send_sys_command
,
14200 Sw32_send_sys_command
, 1, 2, 0,
14201 doc
: /* Send frame a Windows WM_SYSCOMMAND message of type COMMAND.
14202 Some useful values for command are #xf030 to maximise frame (#xf020
14203 to minimize), #xf120 to restore frame to original size, and #xf100
14204 to activate the menubar for keyboard access. #xf140 activates the
14205 screen saver if defined.
14207 If optional parameter FRAME is not specified, use selected frame. */)
14209 Lisp_Object command
, frame
;
14211 FRAME_PTR f
= check_x_frame (frame
);
14213 CHECK_NUMBER (command
);
14215 PostMessage (FRAME_W32_WINDOW (f
), WM_SYSCOMMAND
, XINT (command
), 0);
14220 DEFUN ("w32-shell-execute", Fw32_shell_execute
, Sw32_shell_execute
, 2, 4, 0,
14221 doc
: /* Get Windows to perform OPERATION on DOCUMENT.
14222 This is a wrapper around the ShellExecute system function, which
14223 invokes the application registered to handle OPERATION for DOCUMENT.
14224 OPERATION is typically \"open\", \"print\" or \"explore\" (but can be
14225 nil for the default action), and DOCUMENT is typically the name of a
14226 document file or URL, but can also be a program executable to run or
14227 a directory to open in the Windows Explorer.
14229 If DOCUMENT is a program executable, PARAMETERS can be a string
14230 containing command line parameters, but otherwise should be nil.
14232 SHOW-FLAG can be used to control whether the invoked application is hidden
14233 or minimized. If SHOW-FLAG is nil, the application is displayed normally,
14234 otherwise it is an integer representing a ShowWindow flag:
14238 3 - start maximized
14239 6 - start minimized */)
14240 (operation
, document
, parameters
, show_flag
)
14241 Lisp_Object operation
, document
, parameters
, show_flag
;
14243 Lisp_Object current_dir
;
14245 CHECK_STRING (document
);
14247 /* Encode filename and current directory. */
14248 current_dir
= ENCODE_FILE (current_buffer
->directory
);
14249 document
= ENCODE_FILE (document
);
14250 if ((int) ShellExecute (NULL
,
14251 (STRINGP (operation
) ?
14252 XSTRING (operation
)->data
: NULL
),
14253 XSTRING (document
)->data
,
14254 (STRINGP (parameters
) ?
14255 XSTRING (parameters
)->data
: NULL
),
14256 XSTRING (current_dir
)->data
,
14257 (INTEGERP (show_flag
) ?
14258 XINT (show_flag
) : SW_SHOWDEFAULT
))
14261 error ("ShellExecute failed: %s", w32_strerror (0));
14264 /* Lookup virtual keycode from string representing the name of a
14265 non-ascii keystroke into the corresponding virtual key, using
14266 lispy_function_keys. */
14268 lookup_vk_code (char *key
)
14272 for (i
= 0; i
< 256; i
++)
14273 if (lispy_function_keys
[i
] != 0
14274 && strcmp (lispy_function_keys
[i
], key
) == 0)
14280 /* Convert a one-element vector style key sequence to a hot key
14283 w32_parse_hot_key (key
)
14286 /* Copied from Fdefine_key and store_in_keymap. */
14287 register Lisp_Object c
;
14289 int lisp_modifiers
;
14291 struct gcpro gcpro1
;
14293 CHECK_VECTOR (key
);
14295 if (XFASTINT (Flength (key
)) != 1)
14300 c
= Faref (key
, make_number (0));
14302 if (CONSP (c
) && lucid_event_type_list_p (c
))
14303 c
= Fevent_convert_list (c
);
14307 if (! INTEGERP (c
) && ! SYMBOLP (c
))
14308 error ("Key definition is invalid");
14310 /* Work out the base key and the modifiers. */
14313 c
= parse_modifiers (c
);
14314 lisp_modifiers
= Fcar (Fcdr (c
));
14318 vk_code
= lookup_vk_code (XSYMBOL (c
)->name
->data
);
14320 else if (INTEGERP (c
))
14322 lisp_modifiers
= XINT (c
) & ~CHARACTERBITS
;
14323 /* Many ascii characters are their own virtual key code. */
14324 vk_code
= XINT (c
) & CHARACTERBITS
;
14327 if (vk_code
< 0 || vk_code
> 255)
14330 if ((lisp_modifiers
& meta_modifier
) != 0
14331 && !NILP (Vw32_alt_is_meta
))
14332 lisp_modifiers
|= alt_modifier
;
14334 /* Supply defs missing from mingw32. */
14336 #define MOD_ALT 0x0001
14337 #define MOD_CONTROL 0x0002
14338 #define MOD_SHIFT 0x0004
14339 #define MOD_WIN 0x0008
14342 /* Convert lisp modifiers to Windows hot-key form. */
14343 w32_modifiers
= (lisp_modifiers
& hyper_modifier
) ? MOD_WIN
: 0;
14344 w32_modifiers
|= (lisp_modifiers
& alt_modifier
) ? MOD_ALT
: 0;
14345 w32_modifiers
|= (lisp_modifiers
& ctrl_modifier
) ? MOD_CONTROL
: 0;
14346 w32_modifiers
|= (lisp_modifiers
& shift_modifier
) ? MOD_SHIFT
: 0;
14348 return HOTKEY (vk_code
, w32_modifiers
);
14351 DEFUN ("w32-register-hot-key", Fw32_register_hot_key
,
14352 Sw32_register_hot_key
, 1, 1, 0,
14353 doc
: /* Register KEY as a hot-key combination.
14354 Certain key combinations like Alt-Tab are reserved for system use on
14355 Windows, and therefore are normally intercepted by the system. However,
14356 most of these key combinations can be received by registering them as
14357 hot-keys, overriding their special meaning.
14359 KEY must be a one element key definition in vector form that would be
14360 acceptable to `define-key' (e.g. [A-tab] for Alt-Tab). The meta
14361 modifier is interpreted as Alt if `w32-alt-is-meta' is t, and hyper
14362 is always interpreted as the Windows modifier keys.
14364 The return value is the hotkey-id if registered, otherwise nil. */)
14368 key
= w32_parse_hot_key (key
);
14370 if (NILP (Fmemq (key
, w32_grabbed_keys
)))
14372 /* Reuse an empty slot if possible. */
14373 Lisp_Object item
= Fmemq (Qnil
, w32_grabbed_keys
);
14375 /* Safe to add new key to list, even if we have focus. */
14377 w32_grabbed_keys
= Fcons (key
, w32_grabbed_keys
);
14379 XSETCAR (item
, key
);
14381 /* Notify input thread about new hot-key definition, so that it
14382 takes effect without needing to switch focus. */
14383 PostThreadMessage (dwWindowsThreadId
, WM_EMACS_REGISTER_HOT_KEY
,
14390 DEFUN ("w32-unregister-hot-key", Fw32_unregister_hot_key
,
14391 Sw32_unregister_hot_key
, 1, 1, 0,
14392 doc
: /* Unregister HOTKEY as a hot-key combination. */)
14398 if (!INTEGERP (key
))
14399 key
= w32_parse_hot_key (key
);
14401 item
= Fmemq (key
, w32_grabbed_keys
);
14405 /* Notify input thread about hot-key definition being removed, so
14406 that it takes effect without needing focus switch. */
14407 if (PostThreadMessage (dwWindowsThreadId
, WM_EMACS_UNREGISTER_HOT_KEY
,
14408 (WPARAM
) XINT (XCAR (item
)), (LPARAM
) item
))
14411 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
14418 DEFUN ("w32-registered-hot-keys", Fw32_registered_hot_keys
,
14419 Sw32_registered_hot_keys
, 0, 0, 0,
14420 doc
: /* Return list of registered hot-key IDs. */)
14423 return Fcopy_sequence (w32_grabbed_keys
);
14426 DEFUN ("w32-reconstruct-hot-key", Fw32_reconstruct_hot_key
,
14427 Sw32_reconstruct_hot_key
, 1, 1, 0,
14428 doc
: /* Convert hot-key ID to a lisp key combination. */)
14430 Lisp_Object hotkeyid
;
14432 int vk_code
, w32_modifiers
;
14435 CHECK_NUMBER (hotkeyid
);
14437 vk_code
= HOTKEY_VK_CODE (hotkeyid
);
14438 w32_modifiers
= HOTKEY_MODIFIERS (hotkeyid
);
14440 if (lispy_function_keys
[vk_code
])
14441 key
= intern (lispy_function_keys
[vk_code
]);
14443 key
= make_number (vk_code
);
14445 key
= Fcons (key
, Qnil
);
14446 if (w32_modifiers
& MOD_SHIFT
)
14447 key
= Fcons (Qshift
, key
);
14448 if (w32_modifiers
& MOD_CONTROL
)
14449 key
= Fcons (Qctrl
, key
);
14450 if (w32_modifiers
& MOD_ALT
)
14451 key
= Fcons (NILP (Vw32_alt_is_meta
) ? Qalt
: Qmeta
, key
);
14452 if (w32_modifiers
& MOD_WIN
)
14453 key
= Fcons (Qhyper
, key
);
14458 DEFUN ("w32-toggle-lock-key", Fw32_toggle_lock_key
,
14459 Sw32_toggle_lock_key
, 1, 2, 0,
14460 doc
: /* Toggle the state of the lock key KEY.
14461 KEY can be `capslock', `kp-numlock', or `scroll'.
14462 If the optional parameter NEW-STATE is a number, then the state of KEY
14463 is set to off if the low bit of NEW-STATE is zero, otherwise on. */)
14465 Lisp_Object key
, new_state
;
14469 if (EQ (key
, intern ("capslock")))
14470 vk_code
= VK_CAPITAL
;
14471 else if (EQ (key
, intern ("kp-numlock")))
14472 vk_code
= VK_NUMLOCK
;
14473 else if (EQ (key
, intern ("scroll")))
14474 vk_code
= VK_SCROLL
;
14478 if (!dwWindowsThreadId
)
14479 return make_number (w32_console_toggle_lock_key (vk_code
, new_state
));
14481 if (PostThreadMessage (dwWindowsThreadId
, WM_EMACS_TOGGLE_LOCK_KEY
,
14482 (WPARAM
) vk_code
, (LPARAM
) new_state
))
14485 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
14486 return make_number (msg
.wParam
);
14491 DEFUN ("file-system-info", Ffile_system_info
, Sfile_system_info
, 1, 1, 0,
14492 doc
: /* Return storage information about the file system FILENAME is on.
14493 Value is a list of floats (TOTAL FREE AVAIL), where TOTAL is the total
14494 storage of the file system, FREE is the free storage, and AVAIL is the
14495 storage available to a non-superuser. All 3 numbers are in bytes.
14496 If the underlying system call fails, value is nil. */)
14498 Lisp_Object filename
;
14500 Lisp_Object encoded
, value
;
14502 CHECK_STRING (filename
);
14503 filename
= Fexpand_file_name (filename
, Qnil
);
14504 encoded
= ENCODE_FILE (filename
);
14508 /* Determining the required information on Windows turns out, sadly,
14509 to be more involved than one would hope. The original Win32 api
14510 call for this will return bogus information on some systems, but we
14511 must dynamically probe for the replacement api, since that was
14512 added rather late on. */
14514 HMODULE hKernel
= GetModuleHandle ("kernel32");
14515 BOOL (*pfn_GetDiskFreeSpaceEx
)
14516 (char *, PULARGE_INTEGER
, PULARGE_INTEGER
, PULARGE_INTEGER
)
14517 = (void *) GetProcAddress (hKernel
, "GetDiskFreeSpaceEx");
14519 /* On Windows, we may need to specify the root directory of the
14520 volume holding FILENAME. */
14521 char rootname
[MAX_PATH
];
14522 char *name
= XSTRING (encoded
)->data
;
14524 /* find the root name of the volume if given */
14525 if (isalpha (name
[0]) && name
[1] == ':')
14527 rootname
[0] = name
[0];
14528 rootname
[1] = name
[1];
14529 rootname
[2] = '\\';
14532 else if (IS_DIRECTORY_SEP (name
[0]) && IS_DIRECTORY_SEP (name
[1]))
14534 char *str
= rootname
;
14538 if (IS_DIRECTORY_SEP (*name
) && --slashes
== 0)
14548 if (pfn_GetDiskFreeSpaceEx
)
14550 LARGE_INTEGER availbytes
;
14551 LARGE_INTEGER freebytes
;
14552 LARGE_INTEGER totalbytes
;
14554 if (pfn_GetDiskFreeSpaceEx(rootname
,
14558 value
= list3 (make_float ((double) totalbytes
.QuadPart
),
14559 make_float ((double) freebytes
.QuadPart
),
14560 make_float ((double) availbytes
.QuadPart
));
14564 DWORD sectors_per_cluster
;
14565 DWORD bytes_per_sector
;
14566 DWORD free_clusters
;
14567 DWORD total_clusters
;
14569 if (GetDiskFreeSpace(rootname
,
14570 §ors_per_cluster
,
14574 value
= list3 (make_float ((double) total_clusters
14575 * sectors_per_cluster
* bytes_per_sector
),
14576 make_float ((double) free_clusters
14577 * sectors_per_cluster
* bytes_per_sector
),
14578 make_float ((double) free_clusters
14579 * sectors_per_cluster
* bytes_per_sector
));
14586 /***********************************************************************
14588 ***********************************************************************/
14593 HMODULE user32_lib
= GetModuleHandle ("user32.dll");
14595 /* This is zero if not using MS-Windows. */
14598 /* TrackMouseEvent not available in all versions of Windows, so must load
14599 it dynamically. Do it once, here, instead of every time it is used. */
14600 track_mouse_event_fn
= GetProcAddress (user32_lib
, "TrackMouseEvent");
14601 track_mouse_window
= NULL
;
14603 w32_visible_system_caret_hwnd
= NULL
;
14605 Qauto_raise
= intern ("auto-raise");
14606 staticpro (&Qauto_raise
);
14607 Qauto_lower
= intern ("auto-lower");
14608 staticpro (&Qauto_lower
);
14609 Qbar
= intern ("bar");
14611 Qborder_color
= intern ("border-color");
14612 staticpro (&Qborder_color
);
14613 Qborder_width
= intern ("border-width");
14614 staticpro (&Qborder_width
);
14615 Qbox
= intern ("box");
14617 Qcursor_color
= intern ("cursor-color");
14618 staticpro (&Qcursor_color
);
14619 Qcursor_type
= intern ("cursor-type");
14620 staticpro (&Qcursor_type
);
14621 Qgeometry
= intern ("geometry");
14622 staticpro (&Qgeometry
);
14623 Qicon_left
= intern ("icon-left");
14624 staticpro (&Qicon_left
);
14625 Qicon_top
= intern ("icon-top");
14626 staticpro (&Qicon_top
);
14627 Qicon_type
= intern ("icon-type");
14628 staticpro (&Qicon_type
);
14629 Qicon_name
= intern ("icon-name");
14630 staticpro (&Qicon_name
);
14631 Qinternal_border_width
= intern ("internal-border-width");
14632 staticpro (&Qinternal_border_width
);
14633 Qleft
= intern ("left");
14634 staticpro (&Qleft
);
14635 Qright
= intern ("right");
14636 staticpro (&Qright
);
14637 Qmouse_color
= intern ("mouse-color");
14638 staticpro (&Qmouse_color
);
14639 Qnone
= intern ("none");
14640 staticpro (&Qnone
);
14641 Qparent_id
= intern ("parent-id");
14642 staticpro (&Qparent_id
);
14643 Qscroll_bar_width
= intern ("scroll-bar-width");
14644 staticpro (&Qscroll_bar_width
);
14645 Qsuppress_icon
= intern ("suppress-icon");
14646 staticpro (&Qsuppress_icon
);
14647 Qundefined_color
= intern ("undefined-color");
14648 staticpro (&Qundefined_color
);
14649 Qvertical_scroll_bars
= intern ("vertical-scroll-bars");
14650 staticpro (&Qvertical_scroll_bars
);
14651 Qvisibility
= intern ("visibility");
14652 staticpro (&Qvisibility
);
14653 Qwindow_id
= intern ("window-id");
14654 staticpro (&Qwindow_id
);
14655 Qx_frame_parameter
= intern ("x-frame-parameter");
14656 staticpro (&Qx_frame_parameter
);
14657 Qx_resource_name
= intern ("x-resource-name");
14658 staticpro (&Qx_resource_name
);
14659 Quser_position
= intern ("user-position");
14660 staticpro (&Quser_position
);
14661 Quser_size
= intern ("user-size");
14662 staticpro (&Quser_size
);
14663 Qscreen_gamma
= intern ("screen-gamma");
14664 staticpro (&Qscreen_gamma
);
14665 Qline_spacing
= intern ("line-spacing");
14666 staticpro (&Qline_spacing
);
14667 Qcenter
= intern ("center");
14668 staticpro (&Qcenter
);
14669 Qcancel_timer
= intern ("cancel-timer");
14670 staticpro (&Qcancel_timer
);
14671 Qfullscreen
= intern ("fullscreen");
14672 staticpro (&Qfullscreen
);
14673 Qfullwidth
= intern ("fullwidth");
14674 staticpro (&Qfullwidth
);
14675 Qfullheight
= intern ("fullheight");
14676 staticpro (&Qfullheight
);
14677 Qfullboth
= intern ("fullboth");
14678 staticpro (&Qfullboth
);
14680 Qhyper
= intern ("hyper");
14681 staticpro (&Qhyper
);
14682 Qsuper
= intern ("super");
14683 staticpro (&Qsuper
);
14684 Qmeta
= intern ("meta");
14685 staticpro (&Qmeta
);
14686 Qalt
= intern ("alt");
14688 Qctrl
= intern ("ctrl");
14689 staticpro (&Qctrl
);
14690 Qcontrol
= intern ("control");
14691 staticpro (&Qcontrol
);
14692 Qshift
= intern ("shift");
14693 staticpro (&Qshift
);
14694 /* This is the end of symbol initialization. */
14696 /* Text property `display' should be nonsticky by default. */
14697 Vtext_property_default_nonsticky
14698 = Fcons (Fcons (Qdisplay
, Qt
), Vtext_property_default_nonsticky
);
14701 Qlaplace
= intern ("laplace");
14702 staticpro (&Qlaplace
);
14703 Qemboss
= intern ("emboss");
14704 staticpro (&Qemboss
);
14705 Qedge_detection
= intern ("edge-detection");
14706 staticpro (&Qedge_detection
);
14707 Qheuristic
= intern ("heuristic");
14708 staticpro (&Qheuristic
);
14709 QCmatrix
= intern (":matrix");
14710 staticpro (&QCmatrix
);
14711 QCcolor_adjustment
= intern (":color-adjustment");
14712 staticpro (&QCcolor_adjustment
);
14713 QCmask
= intern (":mask");
14714 staticpro (&QCmask
);
14716 Qface_set_after_frame_default
= intern ("face-set-after-frame-default");
14717 staticpro (&Qface_set_after_frame_default
);
14719 Fput (Qundefined_color
, Qerror_conditions
,
14720 Fcons (Qundefined_color
, Fcons (Qerror
, Qnil
)));
14721 Fput (Qundefined_color
, Qerror_message
,
14722 build_string ("Undefined color"));
14724 staticpro (&w32_grabbed_keys
);
14725 w32_grabbed_keys
= Qnil
;
14727 DEFVAR_LISP ("w32-color-map", &Vw32_color_map
,
14728 doc
: /* An array of color name mappings for windows. */);
14729 Vw32_color_map
= Qnil
;
14731 DEFVAR_LISP ("w32-pass-alt-to-system", &Vw32_pass_alt_to_system
,
14732 doc
: /* Non-nil if alt key presses are passed on to Windows.
14733 When non-nil, for example, alt pressed and released and then space will
14734 open the System menu. When nil, Emacs silently swallows alt key events. */);
14735 Vw32_pass_alt_to_system
= Qnil
;
14737 DEFVAR_LISP ("w32-alt-is-meta", &Vw32_alt_is_meta
,
14738 doc
: /* Non-nil if the alt key is to be considered the same as the meta key.
14739 When nil, Emacs will translate the alt key to the Alt modifier, and not Meta. */);
14740 Vw32_alt_is_meta
= Qt
;
14742 DEFVAR_INT ("w32-quit-key", &Vw32_quit_key
,
14743 doc
: /* If non-zero, the virtual key code for an alternative quit key. */);
14744 XSETINT (Vw32_quit_key
, 0);
14746 DEFVAR_LISP ("w32-pass-lwindow-to-system",
14747 &Vw32_pass_lwindow_to_system
,
14748 doc
: /* Non-nil if the left \"Windows\" key is passed on to Windows.
14749 When non-nil, the Start menu is opened by tapping the key. */);
14750 Vw32_pass_lwindow_to_system
= Qt
;
14752 DEFVAR_LISP ("w32-pass-rwindow-to-system",
14753 &Vw32_pass_rwindow_to_system
,
14754 doc
: /* Non-nil if the right \"Windows\" key is passed on to Windows.
14755 When non-nil, the Start menu is opened by tapping the key. */);
14756 Vw32_pass_rwindow_to_system
= Qt
;
14758 DEFVAR_INT ("w32-phantom-key-code",
14759 &Vw32_phantom_key_code
,
14760 doc
: /* Virtual key code used to generate \"phantom\" key presses.
14761 Value is a number between 0 and 255.
14763 Phantom key presses are generated in order to stop the system from
14764 acting on \"Windows\" key events when `w32-pass-lwindow-to-system' or
14765 `w32-pass-rwindow-to-system' is nil. */);
14766 /* Although 255 is technically not a valid key code, it works and
14767 means that this hack won't interfere with any real key code. */
14768 Vw32_phantom_key_code
= 255;
14770 DEFVAR_LISP ("w32-enable-num-lock",
14771 &Vw32_enable_num_lock
,
14772 doc
: /* Non-nil if Num Lock should act normally.
14773 Set to nil to see Num Lock as the key `kp-numlock'. */);
14774 Vw32_enable_num_lock
= Qt
;
14776 DEFVAR_LISP ("w32-enable-caps-lock",
14777 &Vw32_enable_caps_lock
,
14778 doc
: /* Non-nil if Caps Lock should act normally.
14779 Set to nil to see Caps Lock as the key `capslock'. */);
14780 Vw32_enable_caps_lock
= Qt
;
14782 DEFVAR_LISP ("w32-scroll-lock-modifier",
14783 &Vw32_scroll_lock_modifier
,
14784 doc
: /* Modifier to use for the Scroll Lock on state.
14785 The value can be hyper, super, meta, alt, control or shift for the
14786 respective modifier, or nil to see Scroll Lock as the key `scroll'.
14787 Any other value will cause the key to be ignored. */);
14788 Vw32_scroll_lock_modifier
= Qt
;
14790 DEFVAR_LISP ("w32-lwindow-modifier",
14791 &Vw32_lwindow_modifier
,
14792 doc
: /* Modifier to use for the left \"Windows\" key.
14793 The value can be hyper, super, meta, alt, control or shift for the
14794 respective modifier, or nil to appear as the key `lwindow'.
14795 Any other value will cause the key to be ignored. */);
14796 Vw32_lwindow_modifier
= Qnil
;
14798 DEFVAR_LISP ("w32-rwindow-modifier",
14799 &Vw32_rwindow_modifier
,
14800 doc
: /* Modifier to use for the right \"Windows\" key.
14801 The value can be hyper, super, meta, alt, control or shift for the
14802 respective modifier, or nil to appear as the key `rwindow'.
14803 Any other value will cause the key to be ignored. */);
14804 Vw32_rwindow_modifier
= Qnil
;
14806 DEFVAR_LISP ("w32-apps-modifier",
14807 &Vw32_apps_modifier
,
14808 doc
: /* Modifier to use for the \"Apps\" key.
14809 The value can be hyper, super, meta, alt, control or shift for the
14810 respective modifier, or nil to appear as the key `apps'.
14811 Any other value will cause the key to be ignored. */);
14812 Vw32_apps_modifier
= Qnil
;
14814 DEFVAR_BOOL ("w32-enable-synthesized-fonts", &w32_enable_synthesized_fonts
,
14815 doc
: /* Non-nil enables selection of artificially italicized and bold fonts. */);
14816 w32_enable_synthesized_fonts
= 0;
14818 DEFVAR_LISP ("w32-enable-palette", &Vw32_enable_palette
,
14819 doc
: /* Non-nil enables Windows palette management to map colors exactly. */);
14820 Vw32_enable_palette
= Qt
;
14822 DEFVAR_INT ("w32-mouse-button-tolerance",
14823 &Vw32_mouse_button_tolerance
,
14824 doc
: /* Analogue of double click interval for faking middle mouse events.
14825 The value is the minimum time in milliseconds that must elapse between
14826 left/right button down events before they are considered distinct events.
14827 If both mouse buttons are depressed within this interval, a middle mouse
14828 button down event is generated instead. */);
14829 XSETINT (Vw32_mouse_button_tolerance
, GetDoubleClickTime () / 2);
14831 DEFVAR_INT ("w32-mouse-move-interval",
14832 &Vw32_mouse_move_interval
,
14833 doc
: /* Minimum interval between mouse move events.
14834 The value is the minimum time in milliseconds that must elapse between
14835 successive mouse move (or scroll bar drag) events before they are
14836 reported as lisp events. */);
14837 XSETINT (Vw32_mouse_move_interval
, 0);
14839 DEFVAR_BOOL ("w32-pass-extra-mouse-buttons-to-system",
14840 &w32_pass_extra_mouse_buttons_to_system
,
14841 doc
: /* Non-nil if the fourth and fifth mouse buttons are passed to Windows.
14842 Recent versions of Windows support mice with up to five buttons.
14843 Since most applications don't support these extra buttons, most mouse
14844 drivers will allow you to map them to functions at the system level.
14845 If this variable is non-nil, Emacs will pass them on, allowing the
14846 system to handle them. */);
14847 w32_pass_extra_mouse_buttons_to_system
= 0;
14849 init_x_parm_symbols ();
14851 DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path
,
14852 doc
: /* List of directories to search for bitmap files for w32. */);
14853 Vx_bitmap_file_path
= decode_env_path ((char *) 0, "PATH");
14855 DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape
,
14856 doc
: /* The shape of the pointer when over text.
14857 Changing the value does not affect existing frames
14858 unless you set the mouse color. */);
14859 Vx_pointer_shape
= Qnil
;
14861 DEFVAR_LISP ("x-resource-name", &Vx_resource_name
,
14862 doc
: /* The name Emacs uses to look up resources; for internal use only.
14863 `x-get-resource' uses this as the first component of the instance name
14864 when requesting resource values.
14865 Emacs initially sets `x-resource-name' to the name under which Emacs
14866 was invoked, or to the value specified with the `-name' or `-rn'
14867 switches, if present. */);
14868 Vx_resource_name
= Qnil
;
14870 Vx_nontext_pointer_shape
= Qnil
;
14872 Vx_mode_pointer_shape
= Qnil
;
14874 DEFVAR_LISP ("x-hourglass-pointer-shape", &Vx_hourglass_pointer_shape
,
14875 doc
: /* The shape of the pointer when Emacs is busy.
14876 This variable takes effect when you create a new frame
14877 or when you set the mouse color. */);
14878 Vx_hourglass_pointer_shape
= Qnil
;
14880 DEFVAR_BOOL ("display-hourglass", &display_hourglass_p
,
14881 doc
: /* Non-zero means Emacs displays an hourglass pointer on window systems. */);
14882 display_hourglass_p
= 1;
14884 DEFVAR_LISP ("hourglass-delay", &Vhourglass_delay
,
14885 doc
: /* *Seconds to wait before displaying an hourglass pointer.
14886 Value must be an integer or float. */);
14887 Vhourglass_delay
= make_number (DEFAULT_HOURGLASS_DELAY
);
14889 DEFVAR_LISP ("x-sensitive-text-pointer-shape",
14890 &Vx_sensitive_text_pointer_shape
,
14891 doc
: /* The shape of the pointer when over mouse-sensitive text.
14892 This variable takes effect when you create a new frame
14893 or when you set the mouse color. */);
14894 Vx_sensitive_text_pointer_shape
= Qnil
;
14896 DEFVAR_LISP ("x-window-horizontal-drag-cursor",
14897 &Vx_window_horizontal_drag_shape
,
14898 doc
: /* Pointer shape to use for indicating a window can be dragged horizontally.
14899 This variable takes effect when you create a new frame
14900 or when you set the mouse color. */);
14901 Vx_window_horizontal_drag_shape
= Qnil
;
14903 DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel
,
14904 doc
: /* A string indicating the foreground color of the cursor box. */);
14905 Vx_cursor_fore_pixel
= Qnil
;
14907 DEFVAR_LISP ("x-max-tooltip-size", &Vx_max_tooltip_size
,
14908 doc
: /* Maximum size for tooltips.
14909 Value is a pair (COLUMNS . ROWS). Text larger than this is clipped. */);
14910 Vx_max_tooltip_size
= Fcons (make_number (80), make_number (40));
14912 DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager
,
14913 doc
: /* Non-nil if no window manager is in use.
14914 Emacs doesn't try to figure this out; this is always nil
14915 unless you set it to something else. */);
14916 /* We don't have any way to find this out, so set it to nil
14917 and maybe the user would like to set it to t. */
14918 Vx_no_window_manager
= Qnil
;
14920 DEFVAR_LISP ("x-pixel-size-width-font-regexp",
14921 &Vx_pixel_size_width_font_regexp
,
14922 doc
: /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'.
14924 Since Emacs gets width of a font matching with this regexp from
14925 PIXEL_SIZE field of the name, font finding mechanism gets faster for
14926 such a font. This is especially effective for such large fonts as
14927 Chinese, Japanese, and Korean. */);
14928 Vx_pixel_size_width_font_regexp
= Qnil
;
14930 DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay
,
14931 doc
: /* Time after which cached images are removed from the cache.
14932 When an image has not been displayed this many seconds, remove it
14933 from the image cache. Value must be an integer or nil with nil
14934 meaning don't clear the cache. */);
14935 Vimage_cache_eviction_delay
= make_number (30 * 60);
14937 DEFVAR_LISP ("w32-bdf-filename-alist",
14938 &Vw32_bdf_filename_alist
,
14939 doc
: /* List of bdf fonts and their corresponding filenames. */);
14940 Vw32_bdf_filename_alist
= Qnil
;
14942 DEFVAR_BOOL ("w32-strict-fontnames",
14943 &w32_strict_fontnames
,
14944 doc
: /* Non-nil means only use fonts that are exact matches for those requested.
14945 Default is nil, which allows old fontnames that are not XLFD compliant,
14946 and allows third-party CJK display to work by specifying false charset
14947 fields to trick Emacs into translating to Big5, SJIS etc.
14948 Setting this to t will prevent wrong fonts being selected when
14949 fontsets are automatically created. */);
14950 w32_strict_fontnames
= 0;
14952 DEFVAR_BOOL ("w32-strict-painting",
14953 &w32_strict_painting
,
14954 doc
: /* Non-nil means use strict rules for repainting frames.
14955 Set this to nil to get the old behaviour for repainting; this should
14956 only be necessary if the default setting causes problems. */);
14957 w32_strict_painting
= 1;
14959 DEFVAR_LISP ("w32-charset-info-alist",
14960 &Vw32_charset_info_alist
,
14961 doc
: /* Alist linking Emacs character sets to Windows fonts and codepages.
14962 Each entry should be of the form:
14964 (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE))
14966 where CHARSET_NAME is a string used in font names to identify the charset,
14967 WINDOWS_CHARSET is a symbol that can be one of:
14968 w32-charset-ansi, w32-charset-default, w32-charset-symbol,
14969 w32-charset-shiftjis, w32-charset-hangeul, w32-charset-gb2312,
14970 w32-charset-chinesebig5,
14971 #ifdef JOHAB_CHARSET
14972 w32-charset-johab, w32-charset-hebrew,
14973 w32-charset-arabic, w32-charset-greek, w32-charset-turkish,
14974 w32-charset-vietnamese, w32-charset-thai, w32-charset-easteurope,
14975 w32-charset-russian, w32-charset-mac, w32-charset-baltic,
14977 #ifdef UNICODE_CHARSET
14978 w32-charset-unicode,
14980 or w32-charset-oem.
14981 CODEPAGE should be an integer specifying the codepage that should be used
14982 to display the character set, t to do no translation and output as Unicode,
14983 or nil to do no translation and output as 8 bit (or multibyte on far-east
14984 versions of Windows) characters. */);
14985 Vw32_charset_info_alist
= Qnil
;
14987 staticpro (&Qw32_charset_ansi
);
14988 Qw32_charset_ansi
= intern ("w32-charset-ansi");
14989 staticpro (&Qw32_charset_symbol
);
14990 Qw32_charset_symbol
= intern ("w32-charset-symbol");
14991 staticpro (&Qw32_charset_shiftjis
);
14992 Qw32_charset_shiftjis
= intern ("w32-charset-shiftjis");
14993 staticpro (&Qw32_charset_hangeul
);
14994 Qw32_charset_hangeul
= intern ("w32-charset-hangeul");
14995 staticpro (&Qw32_charset_chinesebig5
);
14996 Qw32_charset_chinesebig5
= intern ("w32-charset-chinesebig5");
14997 staticpro (&Qw32_charset_gb2312
);
14998 Qw32_charset_gb2312
= intern ("w32-charset-gb2312");
14999 staticpro (&Qw32_charset_oem
);
15000 Qw32_charset_oem
= intern ("w32-charset-oem");
15002 #ifdef JOHAB_CHARSET
15004 static int w32_extra_charsets_defined
= 1;
15005 DEFVAR_BOOL ("w32-extra-charsets-defined", &w32_extra_charsets_defined
,
15006 doc
: /* Internal variable. */);
15008 staticpro (&Qw32_charset_johab
);
15009 Qw32_charset_johab
= intern ("w32-charset-johab");
15010 staticpro (&Qw32_charset_easteurope
);
15011 Qw32_charset_easteurope
= intern ("w32-charset-easteurope");
15012 staticpro (&Qw32_charset_turkish
);
15013 Qw32_charset_turkish
= intern ("w32-charset-turkish");
15014 staticpro (&Qw32_charset_baltic
);
15015 Qw32_charset_baltic
= intern ("w32-charset-baltic");
15016 staticpro (&Qw32_charset_russian
);
15017 Qw32_charset_russian
= intern ("w32-charset-russian");
15018 staticpro (&Qw32_charset_arabic
);
15019 Qw32_charset_arabic
= intern ("w32-charset-arabic");
15020 staticpro (&Qw32_charset_greek
);
15021 Qw32_charset_greek
= intern ("w32-charset-greek");
15022 staticpro (&Qw32_charset_hebrew
);
15023 Qw32_charset_hebrew
= intern ("w32-charset-hebrew");
15024 staticpro (&Qw32_charset_vietnamese
);
15025 Qw32_charset_vietnamese
= intern ("w32-charset-vietnamese");
15026 staticpro (&Qw32_charset_thai
);
15027 Qw32_charset_thai
= intern ("w32-charset-thai");
15028 staticpro (&Qw32_charset_mac
);
15029 Qw32_charset_mac
= intern ("w32-charset-mac");
15033 #ifdef UNICODE_CHARSET
15035 static int w32_unicode_charset_defined
= 1;
15036 DEFVAR_BOOL ("w32-unicode-charset-defined",
15037 &w32_unicode_charset_defined
,
15038 doc
: /* Internal variable. */);
15040 staticpro (&Qw32_charset_unicode
);
15041 Qw32_charset_unicode
= intern ("w32-charset-unicode");
15044 defsubr (&Sx_get_resource
);
15045 #if 0 /* TODO: Port to W32 */
15046 defsubr (&Sx_change_window_property
);
15047 defsubr (&Sx_delete_window_property
);
15048 defsubr (&Sx_window_property
);
15050 defsubr (&Sxw_display_color_p
);
15051 defsubr (&Sx_display_grayscale_p
);
15052 defsubr (&Sxw_color_defined_p
);
15053 defsubr (&Sxw_color_values
);
15054 defsubr (&Sx_server_max_request_size
);
15055 defsubr (&Sx_server_vendor
);
15056 defsubr (&Sx_server_version
);
15057 defsubr (&Sx_display_pixel_width
);
15058 defsubr (&Sx_display_pixel_height
);
15059 defsubr (&Sx_display_mm_width
);
15060 defsubr (&Sx_display_mm_height
);
15061 defsubr (&Sx_display_screens
);
15062 defsubr (&Sx_display_planes
);
15063 defsubr (&Sx_display_color_cells
);
15064 defsubr (&Sx_display_visual_class
);
15065 defsubr (&Sx_display_backing_store
);
15066 defsubr (&Sx_display_save_under
);
15067 defsubr (&Sx_parse_geometry
);
15068 defsubr (&Sx_create_frame
);
15069 defsubr (&Sx_open_connection
);
15070 defsubr (&Sx_close_connection
);
15071 defsubr (&Sx_display_list
);
15072 defsubr (&Sx_synchronize
);
15074 /* W32 specific functions */
15076 defsubr (&Sw32_focus_frame
);
15077 defsubr (&Sw32_select_font
);
15078 defsubr (&Sw32_define_rgb_color
);
15079 defsubr (&Sw32_default_color_map
);
15080 defsubr (&Sw32_load_color_file
);
15081 defsubr (&Sw32_send_sys_command
);
15082 defsubr (&Sw32_shell_execute
);
15083 defsubr (&Sw32_register_hot_key
);
15084 defsubr (&Sw32_unregister_hot_key
);
15085 defsubr (&Sw32_registered_hot_keys
);
15086 defsubr (&Sw32_reconstruct_hot_key
);
15087 defsubr (&Sw32_toggle_lock_key
);
15088 defsubr (&Sw32_find_bdf_fonts
);
15090 defsubr (&Sfile_system_info
);
15092 /* Setting callback functions for fontset handler. */
15093 get_font_info_func
= w32_get_font_info
;
15095 #if 0 /* This function pointer doesn't seem to be used anywhere.
15096 And the pointer assigned has the wrong type, anyway. */
15097 list_fonts_func
= w32_list_fonts
;
15100 load_font_func
= w32_load_font
;
15101 find_ccl_program_func
= w32_find_ccl_program
;
15102 query_font_func
= w32_query_font
;
15103 set_frame_fontset_func
= x_set_font
;
15104 check_window_system_func
= check_w32
;
15106 #if 0 /* TODO Image support for W32 */
15108 Qxbm
= intern ("xbm");
15110 QCtype
= intern (":type");
15111 staticpro (&QCtype
);
15112 QCconversion
= intern (":conversion");
15113 staticpro (&QCconversion
);
15114 QCheuristic_mask
= intern (":heuristic-mask");
15115 staticpro (&QCheuristic_mask
);
15116 QCcolor_symbols
= intern (":color-symbols");
15117 staticpro (&QCcolor_symbols
);
15118 QCascent
= intern (":ascent");
15119 staticpro (&QCascent
);
15120 QCmargin
= intern (":margin");
15121 staticpro (&QCmargin
);
15122 QCrelief
= intern (":relief");
15123 staticpro (&QCrelief
);
15124 Qpostscript
= intern ("postscript");
15125 staticpro (&Qpostscript
);
15126 QCloader
= intern (":loader");
15127 staticpro (&QCloader
);
15128 QCbounding_box
= intern (":bounding-box");
15129 staticpro (&QCbounding_box
);
15130 QCpt_width
= intern (":pt-width");
15131 staticpro (&QCpt_width
);
15132 QCpt_height
= intern (":pt-height");
15133 staticpro (&QCpt_height
);
15134 QCindex
= intern (":index");
15135 staticpro (&QCindex
);
15136 Qpbm
= intern ("pbm");
15140 Qxpm
= intern ("xpm");
15145 Qjpeg
= intern ("jpeg");
15146 staticpro (&Qjpeg
);
15150 Qtiff
= intern ("tiff");
15151 staticpro (&Qtiff
);
15155 Qgif
= intern ("gif");
15160 Qpng
= intern ("png");
15164 defsubr (&Sclear_image_cache
);
15167 defsubr (&Simagep
);
15168 defsubr (&Slookup_image
);
15172 hourglass_atimer
= NULL
;
15173 hourglass_shown_p
= 0;
15174 defsubr (&Sx_show_tip
);
15175 defsubr (&Sx_hide_tip
);
15177 staticpro (&tip_timer
);
15179 staticpro (&tip_frame
);
15181 last_show_tip_args
= Qnil
;
15182 staticpro (&last_show_tip_args
);
15184 defsubr (&Sx_file_dialog
);
15191 image_types
= NULL
;
15192 Vimage_types
= Qnil
;
15194 #if 0 /* TODO : Image support for W32 */
15195 define_image_type (&xbm_type
);
15196 define_image_type (&gs_type
);
15197 define_image_type (&pbm_type
);
15200 define_image_type (&xpm_type
);
15204 define_image_type (&jpeg_type
);
15208 define_image_type (&tiff_type
);
15212 define_image_type (&gif_type
);
15216 define_image_type (&png_type
);
15227 button
= MessageBox (NULL
,
15228 "A fatal error has occurred!\n\n"
15229 "Select Abort to exit, Retry to debug, Ignore to continue",
15230 "Emacs Abort Dialog",
15231 MB_ICONEXCLAMATION
| MB_TASKMODAL
15232 | MB_SETFOREGROUND
| MB_ABORTRETRYIGNORE
);
15247 /* For convenience when debugging. */
15251 return GetLastError ();