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"
39 #include "intervals.h"
41 #include "blockinput.h"
44 #include "termhooks.h"
49 #include "bitmaps/gray.xbm"
55 #define max(a, b) ((a) > (b) ? (a) : (b))
57 extern void free_frame_menubar ();
58 extern double atof ();
59 extern int w32_console_toggle_lock_key (int vk_code
, Lisp_Object new_state
);
62 /* A definition of XColor for non-X frames. */
63 #ifndef HAVE_X_WINDOWS
66 unsigned short red
, green
, blue
;
72 extern char *lispy_function_keys
[];
74 /* The gray bitmap `bitmaps/gray'. This is done because w32term.c uses
75 it, and including `bitmaps/gray' more than once is a problem when
76 config.h defines `static' as an empty replacement string. */
78 int gray_bitmap_width
= gray_width
;
79 int gray_bitmap_height
= gray_height
;
80 unsigned char *gray_bitmap_bits
= gray_bits
;
82 /* The colormap for converting color names to RGB values */
83 Lisp_Object Vw32_color_map
;
85 /* Non nil if alt key presses are passed on to Windows. */
86 Lisp_Object Vw32_pass_alt_to_system
;
88 /* Non nil if alt key is translated to meta_modifier, nil if it is translated
90 Lisp_Object Vw32_alt_is_meta
;
92 /* If non-zero, the windows virtual key code for an alternative quit key. */
93 Lisp_Object Vw32_quit_key
;
95 /* Non nil if left window key events are passed on to Windows (this only
96 affects whether "tapping" the key opens the Start menu). */
97 Lisp_Object Vw32_pass_lwindow_to_system
;
99 /* Non nil if right window key events are passed on to Windows (this
100 only affects whether "tapping" the key opens the Start menu). */
101 Lisp_Object Vw32_pass_rwindow_to_system
;
103 /* Virtual key code used to generate "phantom" key presses in order
104 to stop system from acting on Windows key events. */
105 Lisp_Object Vw32_phantom_key_code
;
107 /* Modifier associated with the left "Windows" key, or nil to act as a
109 Lisp_Object Vw32_lwindow_modifier
;
111 /* Modifier associated with the right "Windows" key, or nil to act as a
113 Lisp_Object Vw32_rwindow_modifier
;
115 /* Modifier associated with the "Apps" key, or nil to act as a normal
117 Lisp_Object Vw32_apps_modifier
;
119 /* Value is nil if Num Lock acts as a function key. */
120 Lisp_Object Vw32_enable_num_lock
;
122 /* Value is nil if Caps Lock acts as a function key. */
123 Lisp_Object Vw32_enable_caps_lock
;
125 /* Modifier associated with Scroll Lock, or nil to act as a normal key. */
126 Lisp_Object Vw32_scroll_lock_modifier
;
128 /* Switch to control whether we inhibit requests for synthesized bold
129 and italic versions of fonts. */
130 Lisp_Object Vw32_enable_synthesized_fonts
;
132 /* Enable palette management. */
133 Lisp_Object Vw32_enable_palette
;
135 /* Control how close left/right button down events must be to
136 be converted to a middle button down event. */
137 Lisp_Object Vw32_mouse_button_tolerance
;
139 /* Minimum interval between mouse movement (and scroll bar drag)
140 events that are passed on to the event loop. */
141 Lisp_Object Vw32_mouse_move_interval
;
143 /* The name we're using in resource queries. */
144 Lisp_Object Vx_resource_name
;
146 /* Non nil if no window manager is in use. */
147 Lisp_Object Vx_no_window_manager
;
149 /* Non-zero means we're allowed to display a busy cursor. */
151 int display_busy_cursor_p
;
153 /* The background and shape of the mouse pointer, and shape when not
154 over text or in the modeline. */
156 Lisp_Object Vx_pointer_shape
, Vx_nontext_pointer_shape
, Vx_mode_pointer_shape
;
157 Lisp_Object Vx_busy_pointer_shape
, Vx_window_horizontal_drag_shape
;
159 /* The shape when over mouse-sensitive text. */
161 Lisp_Object Vx_sensitive_text_pointer_shape
;
163 /* Color of chars displayed in cursor box. */
165 Lisp_Object Vx_cursor_fore_pixel
;
167 /* Nonzero if using Windows. */
169 static int w32_in_use
;
171 /* Search path for bitmap files. */
173 Lisp_Object Vx_bitmap_file_path
;
175 /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */
177 Lisp_Object Vx_pixel_size_width_font_regexp
;
179 /* Alist of bdf fonts and the files that define them. */
180 Lisp_Object Vw32_bdf_filename_alist
;
182 Lisp_Object Vw32_system_coding_system
;
184 /* A flag to control whether fonts are matched strictly or not. */
185 int w32_strict_fontnames
;
187 /* A flag to control whether we should only repaint if GetUpdateRect
188 indicates there is an update region. */
189 int w32_strict_painting
;
191 /* Associative list linking character set strings to Windows codepages. */
192 Lisp_Object Vw32_charset_info_alist
;
194 /* VIETNAMESE_CHARSET is not defined in some versions of MSVC. */
195 #ifndef VIETNAMESE_CHARSET
196 #define VIETNAMESE_CHARSET 163
199 Lisp_Object Qauto_raise
;
200 Lisp_Object Qauto_lower
;
202 Lisp_Object Qborder_color
;
203 Lisp_Object Qborder_width
;
205 Lisp_Object Qcursor_color
;
206 Lisp_Object Qcursor_type
;
207 Lisp_Object Qgeometry
;
208 Lisp_Object Qicon_left
;
209 Lisp_Object Qicon_top
;
210 Lisp_Object Qicon_type
;
211 Lisp_Object Qicon_name
;
212 Lisp_Object Qinternal_border_width
;
215 Lisp_Object Qmouse_color
;
217 Lisp_Object Qparent_id
;
218 Lisp_Object Qscroll_bar_width
;
219 Lisp_Object Qsuppress_icon
;
220 Lisp_Object Qundefined_color
;
221 Lisp_Object Qvertical_scroll_bars
;
222 Lisp_Object Qvisibility
;
223 Lisp_Object Qwindow_id
;
224 Lisp_Object Qx_frame_parameter
;
225 Lisp_Object Qx_resource_name
;
226 Lisp_Object Quser_position
;
227 Lisp_Object Quser_size
;
228 Lisp_Object Qscreen_gamma
;
229 Lisp_Object Qline_spacing
;
231 Lisp_Object Qcancel_timer
;
237 Lisp_Object Qcontrol
;
240 Lisp_Object Qw32_charset_ansi
;
241 Lisp_Object Qw32_charset_default
;
242 Lisp_Object Qw32_charset_symbol
;
243 Lisp_Object Qw32_charset_shiftjis
;
244 Lisp_Object Qw32_charset_hangeul
;
245 Lisp_Object Qw32_charset_gb2312
;
246 Lisp_Object Qw32_charset_chinesebig5
;
247 Lisp_Object Qw32_charset_oem
;
249 #ifndef JOHAB_CHARSET
250 #define JOHAB_CHARSET 130
253 Lisp_Object Qw32_charset_easteurope
;
254 Lisp_Object Qw32_charset_turkish
;
255 Lisp_Object Qw32_charset_baltic
;
256 Lisp_Object Qw32_charset_russian
;
257 Lisp_Object Qw32_charset_arabic
;
258 Lisp_Object Qw32_charset_greek
;
259 Lisp_Object Qw32_charset_hebrew
;
260 Lisp_Object Qw32_charset_vietnamese
;
261 Lisp_Object Qw32_charset_thai
;
262 Lisp_Object Qw32_charset_johab
;
263 Lisp_Object Qw32_charset_mac
;
266 #ifdef UNICODE_CHARSET
267 Lisp_Object Qw32_charset_unicode
;
270 extern Lisp_Object Qtop
;
271 extern Lisp_Object Qdisplay
;
272 extern Lisp_Object Qtool_bar_lines
;
274 /* State variables for emulating a three button mouse. */
279 static int button_state
= 0;
280 static W32Msg saved_mouse_button_msg
;
281 static unsigned mouse_button_timer
; /* non-zero when timer is active */
282 static W32Msg saved_mouse_move_msg
;
283 static unsigned mouse_move_timer
;
285 /* W95 mousewheel handler */
286 unsigned int msh_mousewheel
= 0;
288 #define MOUSE_BUTTON_ID 1
289 #define MOUSE_MOVE_ID 2
291 /* The below are defined in frame.c. */
293 extern Lisp_Object Qheight
, Qminibuffer
, Qname
, Qonly
, Qwidth
;
294 extern Lisp_Object Qunsplittable
, Qmenu_bar_lines
, Qbuffer_predicate
, Qtitle
;
295 extern Lisp_Object Qtool_bar_lines
;
297 extern Lisp_Object Vwindow_system_version
;
299 Lisp_Object Qface_set_after_frame_default
;
302 int image_cache_refcount
, dpyinfo_refcount
;
306 /* From w32term.c. */
307 extern Lisp_Object Vw32_num_mouse_buttons
;
308 extern Lisp_Object Vw32_recognize_altgr
;
311 /* Error if we are not connected to MS-Windows. */
316 error ("MS-Windows not in use or not initialized");
319 /* Nonzero if we can use mouse menus.
320 You should not call this unless HAVE_MENUS is defined. */
328 /* Extract a frame as a FRAME_PTR, defaulting to the selected frame
329 and checking validity for W32. */
332 check_x_frame (frame
)
338 frame
= selected_frame
;
339 CHECK_LIVE_FRAME (frame
, 0);
341 if (! FRAME_W32_P (f
))
342 error ("non-w32 frame used");
346 /* Let the user specify an display with a frame.
347 nil stands for the selected frame--or, if that is not a w32 frame,
348 the first display on the list. */
350 static struct w32_display_info
*
351 check_x_display_info (frame
)
356 struct frame
*sf
= XFRAME (selected_frame
);
358 if (FRAME_W32_P (sf
) && FRAME_LIVE_P (sf
))
359 return FRAME_W32_DISPLAY_INFO (sf
);
361 return &one_w32_display_info
;
363 else if (STRINGP (frame
))
364 return x_display_info_for_name (frame
);
369 CHECK_LIVE_FRAME (frame
, 0);
371 if (! FRAME_W32_P (f
))
372 error ("non-w32 frame used");
373 return FRAME_W32_DISPLAY_INFO (f
);
377 /* Return the Emacs frame-object corresponding to an w32 window.
378 It could be the frame's main window or an icon window. */
380 /* This function can be called during GC, so use GC_xxx type test macros. */
383 x_window_to_frame (dpyinfo
, wdesc
)
384 struct w32_display_info
*dpyinfo
;
387 Lisp_Object tail
, frame
;
390 for (tail
= Vframe_list
; GC_CONSP (tail
); tail
= XCDR (tail
))
393 if (!GC_FRAMEP (frame
))
396 if (!FRAME_W32_P (f
) || FRAME_W32_DISPLAY_INFO (f
) != dpyinfo
)
398 if (f
->output_data
.w32
->busy_window
== wdesc
)
401 /* TODO: Check tooltips when supported. */
402 if (FRAME_W32_WINDOW (f
) == wdesc
)
410 /* Code to deal with bitmaps. Bitmaps are referenced by their bitmap
411 id, which is just an int that this section returns. Bitmaps are
412 reference counted so they can be shared among frames.
414 Bitmap indices are guaranteed to be > 0, so a negative number can
415 be used to indicate no bitmap.
417 If you use x_create_bitmap_from_data, then you must keep track of
418 the bitmaps yourself. That is, creating a bitmap from the same
419 data more than once will not be caught. */
422 /* Functions to access the contents of a bitmap, given an id. */
425 x_bitmap_height (f
, id
)
429 return FRAME_W32_DISPLAY_INFO (f
)->bitmaps
[id
- 1].height
;
433 x_bitmap_width (f
, id
)
437 return FRAME_W32_DISPLAY_INFO (f
)->bitmaps
[id
- 1].width
;
441 x_bitmap_pixmap (f
, id
)
445 return (int) FRAME_W32_DISPLAY_INFO (f
)->bitmaps
[id
- 1].pixmap
;
449 /* Allocate a new bitmap record. Returns index of new record. */
452 x_allocate_bitmap_record (f
)
455 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
458 if (dpyinfo
->bitmaps
== NULL
)
460 dpyinfo
->bitmaps_size
= 10;
462 = (struct w32_bitmap_record
*) xmalloc (dpyinfo
->bitmaps_size
* sizeof (struct w32_bitmap_record
));
463 dpyinfo
->bitmaps_last
= 1;
467 if (dpyinfo
->bitmaps_last
< dpyinfo
->bitmaps_size
)
468 return ++dpyinfo
->bitmaps_last
;
470 for (i
= 0; i
< dpyinfo
->bitmaps_size
; ++i
)
471 if (dpyinfo
->bitmaps
[i
].refcount
== 0)
474 dpyinfo
->bitmaps_size
*= 2;
476 = (struct w32_bitmap_record
*) xrealloc (dpyinfo
->bitmaps
,
477 dpyinfo
->bitmaps_size
* sizeof (struct w32_bitmap_record
));
478 return ++dpyinfo
->bitmaps_last
;
481 /* Add one reference to the reference count of the bitmap with id ID. */
484 x_reference_bitmap (f
, id
)
488 ++FRAME_W32_DISPLAY_INFO (f
)->bitmaps
[id
- 1].refcount
;
491 /* Create a bitmap for frame F from a HEIGHT x WIDTH array of bits at BITS. */
494 x_create_bitmap_from_data (f
, bits
, width
, height
)
497 unsigned int width
, height
;
499 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
503 bitmap
= CreateBitmap (width
, height
,
504 FRAME_W32_DISPLAY_INFO (XFRAME (frame
))->n_planes
,
505 FRAME_W32_DISPLAY_INFO (XFRAME (frame
))->n_cbits
,
511 id
= x_allocate_bitmap_record (f
);
512 dpyinfo
->bitmaps
[id
- 1].pixmap
= bitmap
;
513 dpyinfo
->bitmaps
[id
- 1].file
= NULL
;
514 dpyinfo
->bitmaps
[id
- 1].hinst
= NULL
;
515 dpyinfo
->bitmaps
[id
- 1].refcount
= 1;
516 dpyinfo
->bitmaps
[id
- 1].depth
= 1;
517 dpyinfo
->bitmaps
[id
- 1].height
= height
;
518 dpyinfo
->bitmaps
[id
- 1].width
= width
;
523 /* Create bitmap from file FILE for frame F. */
526 x_create_bitmap_from_file (f
, file
)
531 #if 0 /* TODO : bitmap support */
532 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
533 unsigned int width
, height
;
535 int xhot
, yhot
, result
, id
;
541 /* Look for an existing bitmap with the same name. */
542 for (id
= 0; id
< dpyinfo
->bitmaps_last
; ++id
)
544 if (dpyinfo
->bitmaps
[id
].refcount
545 && dpyinfo
->bitmaps
[id
].file
546 && !strcmp (dpyinfo
->bitmaps
[id
].file
, (char *) XSTRING (file
)->data
))
548 ++dpyinfo
->bitmaps
[id
].refcount
;
553 /* Search bitmap-file-path for the file, if appropriate. */
554 fd
= openp (Vx_bitmap_file_path
, file
, "", &found
, 0);
559 filename
= (char *) XSTRING (found
)->data
;
561 hinst
= LoadLibraryEx (filename
, NULL
, LOAD_LIBRARY_AS_DATAFILE
);
567 result
= XReadBitmapFile (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
),
568 filename
, &width
, &height
, &bitmap
, &xhot
, &yhot
);
569 if (result
!= BitmapSuccess
)
572 id
= x_allocate_bitmap_record (f
);
573 dpyinfo
->bitmaps
[id
- 1].pixmap
= bitmap
;
574 dpyinfo
->bitmaps
[id
- 1].refcount
= 1;
575 dpyinfo
->bitmaps
[id
- 1].file
= (char *) xmalloc (XSTRING (file
)->size
+ 1);
576 dpyinfo
->bitmaps
[id
- 1].depth
= 1;
577 dpyinfo
->bitmaps
[id
- 1].height
= height
;
578 dpyinfo
->bitmaps
[id
- 1].width
= width
;
579 strcpy (dpyinfo
->bitmaps
[id
- 1].file
, XSTRING (file
)->data
);
585 /* Remove reference to bitmap with id number ID. */
588 x_destroy_bitmap (f
, id
)
592 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
596 --dpyinfo
->bitmaps
[id
- 1].refcount
;
597 if (dpyinfo
->bitmaps
[id
- 1].refcount
== 0)
600 DeleteObject (dpyinfo
->bitmaps
[id
- 1].pixmap
);
601 if (dpyinfo
->bitmaps
[id
- 1].file
)
603 xfree (dpyinfo
->bitmaps
[id
- 1].file
);
604 dpyinfo
->bitmaps
[id
- 1].file
= NULL
;
611 /* Free all the bitmaps for the display specified by DPYINFO. */
614 x_destroy_all_bitmaps (dpyinfo
)
615 struct w32_display_info
*dpyinfo
;
618 for (i
= 0; i
< dpyinfo
->bitmaps_last
; i
++)
619 if (dpyinfo
->bitmaps
[i
].refcount
> 0)
621 DeleteObject (dpyinfo
->bitmaps
[i
].pixmap
);
622 if (dpyinfo
->bitmaps
[i
].file
)
623 xfree (dpyinfo
->bitmaps
[i
].file
);
625 dpyinfo
->bitmaps_last
= 0;
628 /* Connect the frame-parameter names for W32 frames
629 to the ways of passing the parameter values to the window system.
631 The name of a parameter, as a Lisp symbol,
632 has an `x-frame-parameter' property which is an integer in Lisp
633 but can be interpreted as an `enum x_frame_parm' in C. */
637 X_PARM_FOREGROUND_COLOR
,
638 X_PARM_BACKGROUND_COLOR
,
645 X_PARM_INTERNAL_BORDER_WIDTH
,
649 X_PARM_VERT_SCROLL_BAR
,
651 X_PARM_MENU_BAR_LINES
655 struct x_frame_parm_table
658 void (*setter
) P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
661 static Lisp_Object unwind_create_frame
P_ ((Lisp_Object
));
662 static Lisp_Object unwind_create_tip_frame
P_ ((Lisp_Object
));
663 static void x_change_window_heights
P_ ((Lisp_Object
, int));
664 /* TODO: Native Input Method support; see x_create_im. */
665 void x_set_foreground_color
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
666 static void x_set_line_spacing
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
667 void x_set_background_color
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
668 void x_set_mouse_color
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
669 void x_set_cursor_color
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
670 void x_set_border_color
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
671 void x_set_cursor_type
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
672 void x_set_icon_type
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
673 void x_set_icon_name
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
674 void x_set_font
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
675 void x_set_border_width
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
676 void x_set_internal_border_width
P_ ((struct frame
*, Lisp_Object
,
678 void x_explicitly_set_name
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
679 void x_set_autoraise
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
680 void x_set_autolower
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
681 void x_set_vertical_scroll_bars
P_ ((struct frame
*, Lisp_Object
,
683 void x_set_visibility
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
684 void x_set_menu_bar_lines
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
685 void x_set_scroll_bar_width
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
686 void x_set_title
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
687 void x_set_unsplittable
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
688 void x_set_tool_bar_lines
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
689 static void x_set_screen_gamma
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
691 static struct x_frame_parm_table x_frame_parms
[] =
693 "auto-raise", x_set_autoraise
,
694 "auto-lower", x_set_autolower
,
695 "background-color", x_set_background_color
,
696 "border-color", x_set_border_color
,
697 "border-width", x_set_border_width
,
698 "cursor-color", x_set_cursor_color
,
699 "cursor-type", x_set_cursor_type
,
701 "foreground-color", x_set_foreground_color
,
702 "icon-name", x_set_icon_name
,
703 "icon-type", x_set_icon_type
,
704 "internal-border-width", x_set_internal_border_width
,
705 "menu-bar-lines", x_set_menu_bar_lines
,
706 "mouse-color", x_set_mouse_color
,
707 "name", x_explicitly_set_name
,
708 "scroll-bar-width", x_set_scroll_bar_width
,
709 "title", x_set_title
,
710 "unsplittable", x_set_unsplittable
,
711 "vertical-scroll-bars", x_set_vertical_scroll_bars
,
712 "visibility", x_set_visibility
,
713 "tool-bar-lines", x_set_tool_bar_lines
,
714 "screen-gamma", x_set_screen_gamma
,
715 "line-spacing", x_set_line_spacing
718 /* Attach the `x-frame-parameter' properties to
719 the Lisp symbol names of parameters relevant to W32. */
722 init_x_parm_symbols ()
726 for (i
= 0; i
< sizeof (x_frame_parms
) / sizeof (x_frame_parms
[0]); i
++)
727 Fput (intern (x_frame_parms
[i
].name
), Qx_frame_parameter
,
731 /* Change the parameters of frame F as specified by ALIST.
732 If a parameter is not specially recognized, do nothing;
733 otherwise call the `x_set_...' function for that parameter. */
736 x_set_frame_parameters (f
, alist
)
742 /* If both of these parameters are present, it's more efficient to
743 set them both at once. So we wait until we've looked at the
744 entire list before we set them. */
748 Lisp_Object left
, top
;
750 /* Same with these. */
751 Lisp_Object icon_left
, icon_top
;
753 /* Record in these vectors all the parms specified. */
757 int left_no_change
= 0, top_no_change
= 0;
758 int icon_left_no_change
= 0, icon_top_no_change
= 0;
760 struct gcpro gcpro1
, gcpro2
;
763 for (tail
= alist
; CONSP (tail
); tail
= Fcdr (tail
))
766 parms
= (Lisp_Object
*) alloca (i
* sizeof (Lisp_Object
));
767 values
= (Lisp_Object
*) alloca (i
* sizeof (Lisp_Object
));
769 /* Extract parm names and values into those vectors. */
772 for (tail
= alist
; CONSP (tail
); tail
= Fcdr (tail
))
777 parms
[i
] = Fcar (elt
);
778 values
[i
] = Fcdr (elt
);
781 /* TAIL and ALIST are not used again below here. */
784 GCPRO2 (*parms
, *values
);
788 /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP,
789 because their values appear in VALUES and strings are not valid. */
790 top
= left
= Qunbound
;
791 icon_left
= icon_top
= Qunbound
;
793 /* Provide default values for HEIGHT and WIDTH. */
794 if (FRAME_NEW_WIDTH (f
))
795 width
= FRAME_NEW_WIDTH (f
);
797 width
= FRAME_WIDTH (f
);
799 if (FRAME_NEW_HEIGHT (f
))
800 height
= FRAME_NEW_HEIGHT (f
);
802 height
= FRAME_HEIGHT (f
);
804 /* Process foreground_color and background_color before anything else.
805 They are independent of other properties, but other properties (e.g.,
806 cursor_color) are dependent upon them. */
807 for (p
= 0; p
< i
; p
++)
809 Lisp_Object prop
, val
;
813 if (EQ (prop
, Qforeground_color
) || EQ (prop
, Qbackground_color
))
815 register Lisp_Object param_index
, old_value
;
817 param_index
= Fget (prop
, Qx_frame_parameter
);
818 old_value
= get_frame_param (f
, prop
);
819 store_frame_param (f
, prop
, val
);
820 if (NATNUMP (param_index
)
821 && (XFASTINT (param_index
)
822 < sizeof (x_frame_parms
)/sizeof (x_frame_parms
[0])))
823 (*x_frame_parms
[XINT (param_index
)].setter
)(f
, val
, old_value
);
827 /* Now process them in reverse of specified order. */
828 for (i
--; i
>= 0; i
--)
830 Lisp_Object prop
, val
;
835 if (EQ (prop
, Qwidth
) && NUMBERP (val
))
836 width
= XFASTINT (val
);
837 else if (EQ (prop
, Qheight
) && NUMBERP (val
))
838 height
= XFASTINT (val
);
839 else if (EQ (prop
, Qtop
))
841 else if (EQ (prop
, Qleft
))
843 else if (EQ (prop
, Qicon_top
))
845 else if (EQ (prop
, Qicon_left
))
847 else if (EQ (prop
, Qforeground_color
) || EQ (prop
, Qbackground_color
))
848 /* Processed above. */
852 register Lisp_Object param_index
, old_value
;
854 param_index
= Fget (prop
, Qx_frame_parameter
);
855 old_value
= get_frame_param (f
, prop
);
856 store_frame_param (f
, prop
, val
);
857 if (NATNUMP (param_index
)
858 && (XFASTINT (param_index
)
859 < sizeof (x_frame_parms
)/sizeof (x_frame_parms
[0])))
860 (*x_frame_parms
[XINT (param_index
)].setter
)(f
, val
, old_value
);
864 /* Don't die if just one of these was set. */
865 if (EQ (left
, Qunbound
))
868 if (f
->output_data
.w32
->left_pos
< 0)
869 left
= Fcons (Qplus
, Fcons (make_number (f
->output_data
.w32
->left_pos
), Qnil
));
871 XSETINT (left
, f
->output_data
.w32
->left_pos
);
873 if (EQ (top
, Qunbound
))
876 if (f
->output_data
.w32
->top_pos
< 0)
877 top
= Fcons (Qplus
, Fcons (make_number (f
->output_data
.w32
->top_pos
), Qnil
));
879 XSETINT (top
, f
->output_data
.w32
->top_pos
);
882 /* If one of the icon positions was not set, preserve or default it. */
883 if (EQ (icon_left
, Qunbound
) || ! INTEGERP (icon_left
))
885 icon_left_no_change
= 1;
886 icon_left
= Fcdr (Fassq (Qicon_left
, f
->param_alist
));
887 if (NILP (icon_left
))
888 XSETINT (icon_left
, 0);
890 if (EQ (icon_top
, Qunbound
) || ! INTEGERP (icon_top
))
892 icon_top_no_change
= 1;
893 icon_top
= Fcdr (Fassq (Qicon_top
, f
->param_alist
));
895 XSETINT (icon_top
, 0);
898 /* Don't set these parameters unless they've been explicitly
899 specified. The window might be mapped or resized while we're in
900 this function, and we don't want to override that unless the lisp
901 code has asked for it.
903 Don't set these parameters unless they actually differ from the
904 window's current parameters; the window may not actually exist
909 check_frame_size (f
, &height
, &width
);
911 XSETFRAME (frame
, f
);
913 if (width
!= FRAME_WIDTH (f
)
914 || height
!= FRAME_HEIGHT (f
)
915 || FRAME_NEW_HEIGHT (f
) || FRAME_NEW_WIDTH (f
))
916 Fset_frame_size (frame
, make_number (width
), make_number (height
));
918 if ((!NILP (left
) || !NILP (top
))
919 && ! (left_no_change
&& top_no_change
)
920 && ! (NUMBERP (left
) && XINT (left
) == f
->output_data
.w32
->left_pos
921 && NUMBERP (top
) && XINT (top
) == f
->output_data
.w32
->top_pos
))
926 /* Record the signs. */
927 f
->output_data
.w32
->size_hint_flags
&= ~ (XNegative
| YNegative
);
928 if (EQ (left
, Qminus
))
929 f
->output_data
.w32
->size_hint_flags
|= XNegative
;
930 else if (INTEGERP (left
))
932 leftpos
= XINT (left
);
934 f
->output_data
.w32
->size_hint_flags
|= XNegative
;
936 else if (CONSP (left
) && EQ (XCAR (left
), Qminus
)
937 && CONSP (XCDR (left
))
938 && INTEGERP (XCAR (XCDR (left
))))
940 leftpos
= - XINT (XCAR (XCDR (left
)));
941 f
->output_data
.w32
->size_hint_flags
|= XNegative
;
943 else if (CONSP (left
) && EQ (XCAR (left
), Qplus
)
944 && CONSP (XCDR (left
))
945 && INTEGERP (XCAR (XCDR (left
))))
947 leftpos
= XINT (XCAR (XCDR (left
)));
950 if (EQ (top
, Qminus
))
951 f
->output_data
.w32
->size_hint_flags
|= YNegative
;
952 else if (INTEGERP (top
))
956 f
->output_data
.w32
->size_hint_flags
|= YNegative
;
958 else if (CONSP (top
) && EQ (XCAR (top
), Qminus
)
959 && CONSP (XCDR (top
))
960 && INTEGERP (XCAR (XCDR (top
))))
962 toppos
= - XINT (XCAR (XCDR (top
)));
963 f
->output_data
.w32
->size_hint_flags
|= YNegative
;
965 else if (CONSP (top
) && EQ (XCAR (top
), Qplus
)
966 && CONSP (XCDR (top
))
967 && INTEGERP (XCAR (XCDR (top
))))
969 toppos
= XINT (XCAR (XCDR (top
)));
973 /* Store the numeric value of the position. */
974 f
->output_data
.w32
->top_pos
= toppos
;
975 f
->output_data
.w32
->left_pos
= leftpos
;
977 f
->output_data
.w32
->win_gravity
= NorthWestGravity
;
979 /* Actually set that position, and convert to absolute. */
980 x_set_offset (f
, leftpos
, toppos
, -1);
983 if ((!NILP (icon_left
) || !NILP (icon_top
))
984 && ! (icon_left_no_change
&& icon_top_no_change
))
985 x_wm_set_icon_position (f
, XINT (icon_left
), XINT (icon_top
));
991 /* Store the screen positions of frame F into XPTR and YPTR.
992 These are the positions of the containing window manager window,
993 not Emacs's own window. */
996 x_real_positions (f
, xptr
, yptr
)
1005 GetClientRect(FRAME_W32_WINDOW(f
), &rect
);
1006 AdjustWindowRect(&rect
, f
->output_data
.w32
->dwStyle
, FRAME_EXTERNAL_MENU_BAR(f
));
1012 ClientToScreen (FRAME_W32_WINDOW(f
), &pt
);
1018 /* Insert a description of internally-recorded parameters of frame X
1019 into the parameter alist *ALISTPTR that is to be given to the user.
1020 Only parameters that are specific to W32
1021 and whose values are not correctly recorded in the frame's
1022 param_alist need to be considered here. */
1025 x_report_frame_params (f
, alistptr
)
1027 Lisp_Object
*alistptr
;
1032 /* Represent negative positions (off the top or left screen edge)
1033 in a way that Fmodify_frame_parameters will understand correctly. */
1034 XSETINT (tem
, f
->output_data
.w32
->left_pos
);
1035 if (f
->output_data
.w32
->left_pos
>= 0)
1036 store_in_alist (alistptr
, Qleft
, tem
);
1038 store_in_alist (alistptr
, Qleft
, Fcons (Qplus
, Fcons (tem
, Qnil
)));
1040 XSETINT (tem
, f
->output_data
.w32
->top_pos
);
1041 if (f
->output_data
.w32
->top_pos
>= 0)
1042 store_in_alist (alistptr
, Qtop
, tem
);
1044 store_in_alist (alistptr
, Qtop
, Fcons (Qplus
, Fcons (tem
, Qnil
)));
1046 store_in_alist (alistptr
, Qborder_width
,
1047 make_number (f
->output_data
.w32
->border_width
));
1048 store_in_alist (alistptr
, Qinternal_border_width
,
1049 make_number (f
->output_data
.w32
->internal_border_width
));
1050 sprintf (buf
, "%ld", (long) FRAME_W32_WINDOW (f
));
1051 store_in_alist (alistptr
, Qwindow_id
,
1052 build_string (buf
));
1053 store_in_alist (alistptr
, Qicon_name
, f
->icon_name
);
1054 FRAME_SAMPLE_VISIBILITY (f
);
1055 store_in_alist (alistptr
, Qvisibility
,
1056 (FRAME_VISIBLE_P (f
) ? Qt
1057 : FRAME_ICONIFIED_P (f
) ? Qicon
: Qnil
));
1058 store_in_alist (alistptr
, Qdisplay
,
1059 XCAR (FRAME_W32_DISPLAY_INFO (f
)->name_list_element
));
1063 DEFUN ("w32-define-rgb-color", Fw32_define_rgb_color
, Sw32_define_rgb_color
, 4, 4, 0,
1064 "Convert RGB numbers to a windows color reference and associate with NAME (a string).\n\
1065 This adds or updates a named color to w32-color-map, making it available for use.\n\
1066 The original entry's RGB ref is returned, or nil if the entry is new.")
1067 (red
, green
, blue
, name
)
1068 Lisp_Object red
, green
, blue
, name
;
1071 Lisp_Object oldrgb
= Qnil
;
1074 CHECK_NUMBER (red
, 0);
1075 CHECK_NUMBER (green
, 0);
1076 CHECK_NUMBER (blue
, 0);
1077 CHECK_STRING (name
, 0);
1079 XSET (rgb
, Lisp_Int
, RGB(XUINT (red
), XUINT (green
), XUINT (blue
)));
1083 /* replace existing entry in w32-color-map or add new entry. */
1084 entry
= Fassoc (name
, Vw32_color_map
);
1087 entry
= Fcons (name
, rgb
);
1088 Vw32_color_map
= Fcons (entry
, Vw32_color_map
);
1092 oldrgb
= Fcdr (entry
);
1093 Fsetcdr (entry
, rgb
);
1101 DEFUN ("w32-load-color-file", Fw32_load_color_file
, Sw32_load_color_file
, 1, 1, 0,
1102 "Create an alist of color entries from an external file (ie. rgb.txt).\n\
1103 Assign this value to w32-color-map to replace the existing color map.\n\
1105 The file should define one named RGB color per line like so:\
1107 where R,G,B are numbers between 0 and 255 and name is an arbitrary string.")
1109 Lisp_Object filename
;
1112 Lisp_Object cmap
= Qnil
;
1113 Lisp_Object abspath
;
1115 CHECK_STRING (filename
, 0);
1116 abspath
= Fexpand_file_name (filename
, Qnil
);
1118 fp
= fopen (XSTRING (filename
)->data
, "rt");
1122 int red
, green
, blue
;
1127 while (fgets (buf
, sizeof (buf
), fp
) != NULL
) {
1128 if (sscanf (buf
, "%u %u %u %n", &red
, &green
, &blue
, &num
) == 3)
1130 char *name
= buf
+ num
;
1131 num
= strlen (name
) - 1;
1132 if (name
[num
] == '\n')
1134 cmap
= Fcons (Fcons (build_string (name
),
1135 make_number (RGB (red
, green
, blue
))),
1147 /* The default colors for the w32 color map */
1148 typedef struct colormap_t
1154 colormap_t w32_color_map
[] =
1156 {"snow" , PALETTERGB (255,250,250)},
1157 {"ghost white" , PALETTERGB (248,248,255)},
1158 {"GhostWhite" , PALETTERGB (248,248,255)},
1159 {"white smoke" , PALETTERGB (245,245,245)},
1160 {"WhiteSmoke" , PALETTERGB (245,245,245)},
1161 {"gainsboro" , PALETTERGB (220,220,220)},
1162 {"floral white" , PALETTERGB (255,250,240)},
1163 {"FloralWhite" , PALETTERGB (255,250,240)},
1164 {"old lace" , PALETTERGB (253,245,230)},
1165 {"OldLace" , PALETTERGB (253,245,230)},
1166 {"linen" , PALETTERGB (250,240,230)},
1167 {"antique white" , PALETTERGB (250,235,215)},
1168 {"AntiqueWhite" , PALETTERGB (250,235,215)},
1169 {"papaya whip" , PALETTERGB (255,239,213)},
1170 {"PapayaWhip" , PALETTERGB (255,239,213)},
1171 {"blanched almond" , PALETTERGB (255,235,205)},
1172 {"BlanchedAlmond" , PALETTERGB (255,235,205)},
1173 {"bisque" , PALETTERGB (255,228,196)},
1174 {"peach puff" , PALETTERGB (255,218,185)},
1175 {"PeachPuff" , PALETTERGB (255,218,185)},
1176 {"navajo white" , PALETTERGB (255,222,173)},
1177 {"NavajoWhite" , PALETTERGB (255,222,173)},
1178 {"moccasin" , PALETTERGB (255,228,181)},
1179 {"cornsilk" , PALETTERGB (255,248,220)},
1180 {"ivory" , PALETTERGB (255,255,240)},
1181 {"lemon chiffon" , PALETTERGB (255,250,205)},
1182 {"LemonChiffon" , PALETTERGB (255,250,205)},
1183 {"seashell" , PALETTERGB (255,245,238)},
1184 {"honeydew" , PALETTERGB (240,255,240)},
1185 {"mint cream" , PALETTERGB (245,255,250)},
1186 {"MintCream" , PALETTERGB (245,255,250)},
1187 {"azure" , PALETTERGB (240,255,255)},
1188 {"alice blue" , PALETTERGB (240,248,255)},
1189 {"AliceBlue" , PALETTERGB (240,248,255)},
1190 {"lavender" , PALETTERGB (230,230,250)},
1191 {"lavender blush" , PALETTERGB (255,240,245)},
1192 {"LavenderBlush" , PALETTERGB (255,240,245)},
1193 {"misty rose" , PALETTERGB (255,228,225)},
1194 {"MistyRose" , PALETTERGB (255,228,225)},
1195 {"white" , PALETTERGB (255,255,255)},
1196 {"black" , PALETTERGB ( 0, 0, 0)},
1197 {"dark slate gray" , PALETTERGB ( 47, 79, 79)},
1198 {"DarkSlateGray" , PALETTERGB ( 47, 79, 79)},
1199 {"dark slate grey" , PALETTERGB ( 47, 79, 79)},
1200 {"DarkSlateGrey" , PALETTERGB ( 47, 79, 79)},
1201 {"dim gray" , PALETTERGB (105,105,105)},
1202 {"DimGray" , PALETTERGB (105,105,105)},
1203 {"dim grey" , PALETTERGB (105,105,105)},
1204 {"DimGrey" , PALETTERGB (105,105,105)},
1205 {"slate gray" , PALETTERGB (112,128,144)},
1206 {"SlateGray" , PALETTERGB (112,128,144)},
1207 {"slate grey" , PALETTERGB (112,128,144)},
1208 {"SlateGrey" , PALETTERGB (112,128,144)},
1209 {"light slate gray" , PALETTERGB (119,136,153)},
1210 {"LightSlateGray" , PALETTERGB (119,136,153)},
1211 {"light slate grey" , PALETTERGB (119,136,153)},
1212 {"LightSlateGrey" , PALETTERGB (119,136,153)},
1213 {"gray" , PALETTERGB (190,190,190)},
1214 {"grey" , PALETTERGB (190,190,190)},
1215 {"light grey" , PALETTERGB (211,211,211)},
1216 {"LightGrey" , PALETTERGB (211,211,211)},
1217 {"light gray" , PALETTERGB (211,211,211)},
1218 {"LightGray" , PALETTERGB (211,211,211)},
1219 {"midnight blue" , PALETTERGB ( 25, 25,112)},
1220 {"MidnightBlue" , PALETTERGB ( 25, 25,112)},
1221 {"navy" , PALETTERGB ( 0, 0,128)},
1222 {"navy blue" , PALETTERGB ( 0, 0,128)},
1223 {"NavyBlue" , PALETTERGB ( 0, 0,128)},
1224 {"cornflower blue" , PALETTERGB (100,149,237)},
1225 {"CornflowerBlue" , PALETTERGB (100,149,237)},
1226 {"dark slate blue" , PALETTERGB ( 72, 61,139)},
1227 {"DarkSlateBlue" , PALETTERGB ( 72, 61,139)},
1228 {"slate blue" , PALETTERGB (106, 90,205)},
1229 {"SlateBlue" , PALETTERGB (106, 90,205)},
1230 {"medium slate blue" , PALETTERGB (123,104,238)},
1231 {"MediumSlateBlue" , PALETTERGB (123,104,238)},
1232 {"light slate blue" , PALETTERGB (132,112,255)},
1233 {"LightSlateBlue" , PALETTERGB (132,112,255)},
1234 {"medium blue" , PALETTERGB ( 0, 0,205)},
1235 {"MediumBlue" , PALETTERGB ( 0, 0,205)},
1236 {"royal blue" , PALETTERGB ( 65,105,225)},
1237 {"RoyalBlue" , PALETTERGB ( 65,105,225)},
1238 {"blue" , PALETTERGB ( 0, 0,255)},
1239 {"dodger blue" , PALETTERGB ( 30,144,255)},
1240 {"DodgerBlue" , PALETTERGB ( 30,144,255)},
1241 {"deep sky blue" , PALETTERGB ( 0,191,255)},
1242 {"DeepSkyBlue" , PALETTERGB ( 0,191,255)},
1243 {"sky blue" , PALETTERGB (135,206,235)},
1244 {"SkyBlue" , PALETTERGB (135,206,235)},
1245 {"light sky blue" , PALETTERGB (135,206,250)},
1246 {"LightSkyBlue" , PALETTERGB (135,206,250)},
1247 {"steel blue" , PALETTERGB ( 70,130,180)},
1248 {"SteelBlue" , PALETTERGB ( 70,130,180)},
1249 {"light steel blue" , PALETTERGB (176,196,222)},
1250 {"LightSteelBlue" , PALETTERGB (176,196,222)},
1251 {"light blue" , PALETTERGB (173,216,230)},
1252 {"LightBlue" , PALETTERGB (173,216,230)},
1253 {"powder blue" , PALETTERGB (176,224,230)},
1254 {"PowderBlue" , PALETTERGB (176,224,230)},
1255 {"pale turquoise" , PALETTERGB (175,238,238)},
1256 {"PaleTurquoise" , PALETTERGB (175,238,238)},
1257 {"dark turquoise" , PALETTERGB ( 0,206,209)},
1258 {"DarkTurquoise" , PALETTERGB ( 0,206,209)},
1259 {"medium turquoise" , PALETTERGB ( 72,209,204)},
1260 {"MediumTurquoise" , PALETTERGB ( 72,209,204)},
1261 {"turquoise" , PALETTERGB ( 64,224,208)},
1262 {"cyan" , PALETTERGB ( 0,255,255)},
1263 {"light cyan" , PALETTERGB (224,255,255)},
1264 {"LightCyan" , PALETTERGB (224,255,255)},
1265 {"cadet blue" , PALETTERGB ( 95,158,160)},
1266 {"CadetBlue" , PALETTERGB ( 95,158,160)},
1267 {"medium aquamarine" , PALETTERGB (102,205,170)},
1268 {"MediumAquamarine" , PALETTERGB (102,205,170)},
1269 {"aquamarine" , PALETTERGB (127,255,212)},
1270 {"dark green" , PALETTERGB ( 0,100, 0)},
1271 {"DarkGreen" , PALETTERGB ( 0,100, 0)},
1272 {"dark olive green" , PALETTERGB ( 85,107, 47)},
1273 {"DarkOliveGreen" , PALETTERGB ( 85,107, 47)},
1274 {"dark sea green" , PALETTERGB (143,188,143)},
1275 {"DarkSeaGreen" , PALETTERGB (143,188,143)},
1276 {"sea green" , PALETTERGB ( 46,139, 87)},
1277 {"SeaGreen" , PALETTERGB ( 46,139, 87)},
1278 {"medium sea green" , PALETTERGB ( 60,179,113)},
1279 {"MediumSeaGreen" , PALETTERGB ( 60,179,113)},
1280 {"light sea green" , PALETTERGB ( 32,178,170)},
1281 {"LightSeaGreen" , PALETTERGB ( 32,178,170)},
1282 {"pale green" , PALETTERGB (152,251,152)},
1283 {"PaleGreen" , PALETTERGB (152,251,152)},
1284 {"spring green" , PALETTERGB ( 0,255,127)},
1285 {"SpringGreen" , PALETTERGB ( 0,255,127)},
1286 {"lawn green" , PALETTERGB (124,252, 0)},
1287 {"LawnGreen" , PALETTERGB (124,252, 0)},
1288 {"green" , PALETTERGB ( 0,255, 0)},
1289 {"chartreuse" , PALETTERGB (127,255, 0)},
1290 {"medium spring green" , PALETTERGB ( 0,250,154)},
1291 {"MediumSpringGreen" , PALETTERGB ( 0,250,154)},
1292 {"green yellow" , PALETTERGB (173,255, 47)},
1293 {"GreenYellow" , PALETTERGB (173,255, 47)},
1294 {"lime green" , PALETTERGB ( 50,205, 50)},
1295 {"LimeGreen" , PALETTERGB ( 50,205, 50)},
1296 {"yellow green" , PALETTERGB (154,205, 50)},
1297 {"YellowGreen" , PALETTERGB (154,205, 50)},
1298 {"forest green" , PALETTERGB ( 34,139, 34)},
1299 {"ForestGreen" , PALETTERGB ( 34,139, 34)},
1300 {"olive drab" , PALETTERGB (107,142, 35)},
1301 {"OliveDrab" , PALETTERGB (107,142, 35)},
1302 {"dark khaki" , PALETTERGB (189,183,107)},
1303 {"DarkKhaki" , PALETTERGB (189,183,107)},
1304 {"khaki" , PALETTERGB (240,230,140)},
1305 {"pale goldenrod" , PALETTERGB (238,232,170)},
1306 {"PaleGoldenrod" , PALETTERGB (238,232,170)},
1307 {"light goldenrod yellow" , PALETTERGB (250,250,210)},
1308 {"LightGoldenrodYellow" , PALETTERGB (250,250,210)},
1309 {"light yellow" , PALETTERGB (255,255,224)},
1310 {"LightYellow" , PALETTERGB (255,255,224)},
1311 {"yellow" , PALETTERGB (255,255, 0)},
1312 {"gold" , PALETTERGB (255,215, 0)},
1313 {"light goldenrod" , PALETTERGB (238,221,130)},
1314 {"LightGoldenrod" , PALETTERGB (238,221,130)},
1315 {"goldenrod" , PALETTERGB (218,165, 32)},
1316 {"dark goldenrod" , PALETTERGB (184,134, 11)},
1317 {"DarkGoldenrod" , PALETTERGB (184,134, 11)},
1318 {"rosy brown" , PALETTERGB (188,143,143)},
1319 {"RosyBrown" , PALETTERGB (188,143,143)},
1320 {"indian red" , PALETTERGB (205, 92, 92)},
1321 {"IndianRed" , PALETTERGB (205, 92, 92)},
1322 {"saddle brown" , PALETTERGB (139, 69, 19)},
1323 {"SaddleBrown" , PALETTERGB (139, 69, 19)},
1324 {"sienna" , PALETTERGB (160, 82, 45)},
1325 {"peru" , PALETTERGB (205,133, 63)},
1326 {"burlywood" , PALETTERGB (222,184,135)},
1327 {"beige" , PALETTERGB (245,245,220)},
1328 {"wheat" , PALETTERGB (245,222,179)},
1329 {"sandy brown" , PALETTERGB (244,164, 96)},
1330 {"SandyBrown" , PALETTERGB (244,164, 96)},
1331 {"tan" , PALETTERGB (210,180,140)},
1332 {"chocolate" , PALETTERGB (210,105, 30)},
1333 {"firebrick" , PALETTERGB (178,34, 34)},
1334 {"brown" , PALETTERGB (165,42, 42)},
1335 {"dark salmon" , PALETTERGB (233,150,122)},
1336 {"DarkSalmon" , PALETTERGB (233,150,122)},
1337 {"salmon" , PALETTERGB (250,128,114)},
1338 {"light salmon" , PALETTERGB (255,160,122)},
1339 {"LightSalmon" , PALETTERGB (255,160,122)},
1340 {"orange" , PALETTERGB (255,165, 0)},
1341 {"dark orange" , PALETTERGB (255,140, 0)},
1342 {"DarkOrange" , PALETTERGB (255,140, 0)},
1343 {"coral" , PALETTERGB (255,127, 80)},
1344 {"light coral" , PALETTERGB (240,128,128)},
1345 {"LightCoral" , PALETTERGB (240,128,128)},
1346 {"tomato" , PALETTERGB (255, 99, 71)},
1347 {"orange red" , PALETTERGB (255, 69, 0)},
1348 {"OrangeRed" , PALETTERGB (255, 69, 0)},
1349 {"red" , PALETTERGB (255, 0, 0)},
1350 {"hot pink" , PALETTERGB (255,105,180)},
1351 {"HotPink" , PALETTERGB (255,105,180)},
1352 {"deep pink" , PALETTERGB (255, 20,147)},
1353 {"DeepPink" , PALETTERGB (255, 20,147)},
1354 {"pink" , PALETTERGB (255,192,203)},
1355 {"light pink" , PALETTERGB (255,182,193)},
1356 {"LightPink" , PALETTERGB (255,182,193)},
1357 {"pale violet red" , PALETTERGB (219,112,147)},
1358 {"PaleVioletRed" , PALETTERGB (219,112,147)},
1359 {"maroon" , PALETTERGB (176, 48, 96)},
1360 {"medium violet red" , PALETTERGB (199, 21,133)},
1361 {"MediumVioletRed" , PALETTERGB (199, 21,133)},
1362 {"violet red" , PALETTERGB (208, 32,144)},
1363 {"VioletRed" , PALETTERGB (208, 32,144)},
1364 {"magenta" , PALETTERGB (255, 0,255)},
1365 {"violet" , PALETTERGB (238,130,238)},
1366 {"plum" , PALETTERGB (221,160,221)},
1367 {"orchid" , PALETTERGB (218,112,214)},
1368 {"medium orchid" , PALETTERGB (186, 85,211)},
1369 {"MediumOrchid" , PALETTERGB (186, 85,211)},
1370 {"dark orchid" , PALETTERGB (153, 50,204)},
1371 {"DarkOrchid" , PALETTERGB (153, 50,204)},
1372 {"dark violet" , PALETTERGB (148, 0,211)},
1373 {"DarkViolet" , PALETTERGB (148, 0,211)},
1374 {"blue violet" , PALETTERGB (138, 43,226)},
1375 {"BlueViolet" , PALETTERGB (138, 43,226)},
1376 {"purple" , PALETTERGB (160, 32,240)},
1377 {"medium purple" , PALETTERGB (147,112,219)},
1378 {"MediumPurple" , PALETTERGB (147,112,219)},
1379 {"thistle" , PALETTERGB (216,191,216)},
1380 {"gray0" , PALETTERGB ( 0, 0, 0)},
1381 {"grey0" , PALETTERGB ( 0, 0, 0)},
1382 {"dark grey" , PALETTERGB (169,169,169)},
1383 {"DarkGrey" , PALETTERGB (169,169,169)},
1384 {"dark gray" , PALETTERGB (169,169,169)},
1385 {"DarkGray" , PALETTERGB (169,169,169)},
1386 {"dark blue" , PALETTERGB ( 0, 0,139)},
1387 {"DarkBlue" , PALETTERGB ( 0, 0,139)},
1388 {"dark cyan" , PALETTERGB ( 0,139,139)},
1389 {"DarkCyan" , PALETTERGB ( 0,139,139)},
1390 {"dark magenta" , PALETTERGB (139, 0,139)},
1391 {"DarkMagenta" , PALETTERGB (139, 0,139)},
1392 {"dark red" , PALETTERGB (139, 0, 0)},
1393 {"DarkRed" , PALETTERGB (139, 0, 0)},
1394 {"light green" , PALETTERGB (144,238,144)},
1395 {"LightGreen" , PALETTERGB (144,238,144)},
1398 DEFUN ("w32-default-color-map", Fw32_default_color_map
, Sw32_default_color_map
,
1399 0, 0, 0, "Return the default color map.")
1403 colormap_t
*pc
= w32_color_map
;
1410 for (i
= 0; i
< sizeof (w32_color_map
) / sizeof (w32_color_map
[0]);
1412 cmap
= Fcons (Fcons (build_string (pc
->name
),
1413 make_number (pc
->colorref
)),
1422 w32_to_x_color (rgb
)
1427 CHECK_NUMBER (rgb
, 0);
1431 color
= Frassq (rgb
, Vw32_color_map
);
1436 return (Fcar (color
));
1442 w32_color_map_lookup (colorname
)
1445 Lisp_Object tail
, ret
= Qnil
;
1449 for (tail
= Vw32_color_map
; !NILP (tail
); tail
= Fcdr (tail
))
1451 register Lisp_Object elt
, tem
;
1454 if (!CONSP (elt
)) continue;
1458 if (lstrcmpi (XSTRING (tem
)->data
, colorname
) == 0)
1460 ret
= XUINT (Fcdr (elt
));
1474 x_to_w32_color (colorname
)
1477 register Lisp_Object ret
= Qnil
;
1481 if (colorname
[0] == '#')
1483 /* Could be an old-style RGB Device specification. */
1486 color
= colorname
+ 1;
1488 size
= strlen(color
);
1489 if (size
== 3 || size
== 6 || size
== 9 || size
== 12)
1497 for (i
= 0; i
< 3; i
++)
1501 unsigned long value
;
1503 /* The check for 'x' in the following conditional takes into
1504 account the fact that strtol allows a "0x" in front of
1505 our numbers, and we don't. */
1506 if (!isxdigit(color
[0]) || color
[1] == 'x')
1510 value
= strtoul(color
, &end
, 16);
1512 if (errno
== ERANGE
|| end
- color
!= size
)
1517 value
= value
* 0x10;
1528 colorval
|= (value
<< pos
);
1539 else if (strnicmp(colorname
, "rgb:", 4) == 0)
1547 color
= colorname
+ 4;
1548 for (i
= 0; i
< 3; i
++)
1551 unsigned long value
;
1553 /* The check for 'x' in the following conditional takes into
1554 account the fact that strtol allows a "0x" in front of
1555 our numbers, and we don't. */
1556 if (!isxdigit(color
[0]) || color
[1] == 'x')
1558 value
= strtoul(color
, &end
, 16);
1559 if (errno
== ERANGE
)
1561 switch (end
- color
)
1564 value
= value
* 0x10 + value
;
1577 if (value
== ULONG_MAX
)
1579 colorval
|= (value
<< pos
);
1593 else if (strnicmp(colorname
, "rgbi:", 5) == 0)
1595 /* This is an RGB Intensity specification. */
1602 color
= colorname
+ 5;
1603 for (i
= 0; i
< 3; i
++)
1609 value
= strtod(color
, &end
);
1610 if (errno
== ERANGE
)
1612 if (value
< 0.0 || value
> 1.0)
1614 val
= (UINT
)(0x100 * value
);
1615 /* We used 0x100 instead of 0xFF to give an continuous
1616 range between 0.0 and 1.0 inclusive. The next statement
1617 fixes the 1.0 case. */
1620 colorval
|= (val
<< pos
);
1634 /* I am not going to attempt to handle any of the CIE color schemes
1635 or TekHVC, since I don't know the algorithms for conversion to
1638 /* If we fail to lookup the color name in w32_color_map, then check the
1639 colorname to see if it can be crudely approximated: If the X color
1640 ends in a number (e.g., "darkseagreen2"), strip the number and
1641 return the result of looking up the base color name. */
1642 ret
= w32_color_map_lookup (colorname
);
1645 int len
= strlen (colorname
);
1647 if (isdigit (colorname
[len
- 1]))
1649 char *ptr
, *approx
= alloca (len
);
1651 strcpy (approx
, colorname
);
1652 ptr
= &approx
[len
- 1];
1653 while (ptr
> approx
&& isdigit (*ptr
))
1656 ret
= w32_color_map_lookup (approx
);
1666 w32_regenerate_palette (FRAME_PTR f
)
1668 struct w32_palette_entry
* list
;
1669 LOGPALETTE
* log_palette
;
1670 HPALETTE new_palette
;
1673 /* don't bother trying to create palette if not supported */
1674 if (! FRAME_W32_DISPLAY_INFO (f
)->has_palette
)
1677 log_palette
= (LOGPALETTE
*)
1678 alloca (sizeof (LOGPALETTE
) +
1679 FRAME_W32_DISPLAY_INFO (f
)->num_colors
* sizeof (PALETTEENTRY
));
1680 log_palette
->palVersion
= 0x300;
1681 log_palette
->palNumEntries
= FRAME_W32_DISPLAY_INFO (f
)->num_colors
;
1683 list
= FRAME_W32_DISPLAY_INFO (f
)->color_list
;
1685 i
< FRAME_W32_DISPLAY_INFO (f
)->num_colors
;
1686 i
++, list
= list
->next
)
1687 log_palette
->palPalEntry
[i
] = list
->entry
;
1689 new_palette
= CreatePalette (log_palette
);
1693 if (FRAME_W32_DISPLAY_INFO (f
)->palette
)
1694 DeleteObject (FRAME_W32_DISPLAY_INFO (f
)->palette
);
1695 FRAME_W32_DISPLAY_INFO (f
)->palette
= new_palette
;
1697 /* Realize display palette and garbage all frames. */
1698 release_frame_dc (f
, get_frame_dc (f
));
1703 #define W32_COLOR(pe) RGB (pe.peRed, pe.peGreen, pe.peBlue)
1704 #define SET_W32_COLOR(pe, color) \
1707 pe.peRed = GetRValue (color); \
1708 pe.peGreen = GetGValue (color); \
1709 pe.peBlue = GetBValue (color); \
1714 /* Keep these around in case we ever want to track color usage. */
1716 w32_map_color (FRAME_PTR f
, COLORREF color
)
1718 struct w32_palette_entry
* list
= FRAME_W32_DISPLAY_INFO (f
)->color_list
;
1720 if (NILP (Vw32_enable_palette
))
1723 /* check if color is already mapped */
1726 if (W32_COLOR (list
->entry
) == color
)
1734 /* not already mapped, so add to list and recreate Windows palette */
1735 list
= (struct w32_palette_entry
*)
1736 xmalloc (sizeof (struct w32_palette_entry
));
1737 SET_W32_COLOR (list
->entry
, color
);
1739 list
->next
= FRAME_W32_DISPLAY_INFO (f
)->color_list
;
1740 FRAME_W32_DISPLAY_INFO (f
)->color_list
= list
;
1741 FRAME_W32_DISPLAY_INFO (f
)->num_colors
++;
1743 /* set flag that palette must be regenerated */
1744 FRAME_W32_DISPLAY_INFO (f
)->regen_palette
= TRUE
;
1748 w32_unmap_color (FRAME_PTR f
, COLORREF color
)
1750 struct w32_palette_entry
* list
= FRAME_W32_DISPLAY_INFO (f
)->color_list
;
1751 struct w32_palette_entry
**prev
= &FRAME_W32_DISPLAY_INFO (f
)->color_list
;
1753 if (NILP (Vw32_enable_palette
))
1756 /* check if color is already mapped */
1759 if (W32_COLOR (list
->entry
) == color
)
1761 if (--list
->refcount
== 0)
1765 FRAME_W32_DISPLAY_INFO (f
)->num_colors
--;
1775 /* set flag that palette must be regenerated */
1776 FRAME_W32_DISPLAY_INFO (f
)->regen_palette
= TRUE
;
1781 /* Gamma-correct COLOR on frame F. */
1784 gamma_correct (f
, color
)
1790 *color
= PALETTERGB (
1791 pow (GetRValue (*color
) / 255.0, f
->gamma
) * 255.0 + 0.5,
1792 pow (GetGValue (*color
) / 255.0, f
->gamma
) * 255.0 + 0.5,
1793 pow (GetBValue (*color
) / 255.0, f
->gamma
) * 255.0 + 0.5);
1798 /* Decide if color named COLOR is valid for the display associated with
1799 the selected frame; if so, return the rgb values in COLOR_DEF.
1800 If ALLOC is nonzero, allocate a new colormap cell. */
1803 w32_defined_color (f
, color
, color_def
, alloc
)
1809 register Lisp_Object tem
;
1810 COLORREF w32_color_ref
;
1812 tem
= x_to_w32_color (color
);
1818 /* Apply gamma correction. */
1819 w32_color_ref
= XUINT (tem
);
1820 gamma_correct (f
, &w32_color_ref
);
1821 XSETINT (tem
, w32_color_ref
);
1824 /* Map this color to the palette if it is enabled. */
1825 if (!NILP (Vw32_enable_palette
))
1827 struct w32_palette_entry
* entry
=
1828 one_w32_display_info
.color_list
;
1829 struct w32_palette_entry
** prev
=
1830 &one_w32_display_info
.color_list
;
1832 /* check if color is already mapped */
1835 if (W32_COLOR (entry
->entry
) == XUINT (tem
))
1837 prev
= &entry
->next
;
1838 entry
= entry
->next
;
1841 if (entry
== NULL
&& alloc
)
1843 /* not already mapped, so add to list */
1844 entry
= (struct w32_palette_entry
*)
1845 xmalloc (sizeof (struct w32_palette_entry
));
1846 SET_W32_COLOR (entry
->entry
, XUINT (tem
));
1849 one_w32_display_info
.num_colors
++;
1851 /* set flag that palette must be regenerated */
1852 one_w32_display_info
.regen_palette
= TRUE
;
1855 /* Ensure COLORREF value is snapped to nearest color in (default)
1856 palette by simulating the PALETTERGB macro. This works whether
1857 or not the display device has a palette. */
1858 w32_color_ref
= XUINT (tem
) | 0x2000000;
1860 color_def
->pixel
= w32_color_ref
;
1861 color_def
->red
= GetRValue (w32_color_ref
);
1862 color_def
->green
= GetGValue (w32_color_ref
);
1863 color_def
->blue
= GetBValue (w32_color_ref
);
1873 /* Given a string ARG naming a color, compute a pixel value from it
1874 suitable for screen F.
1875 If F is not a color screen, return DEF (default) regardless of what
1879 x_decode_color (f
, arg
, def
)
1886 CHECK_STRING (arg
, 0);
1888 if (strcmp (XSTRING (arg
)->data
, "black") == 0)
1889 return BLACK_PIX_DEFAULT (f
);
1890 else if (strcmp (XSTRING (arg
)->data
, "white") == 0)
1891 return WHITE_PIX_DEFAULT (f
);
1893 if ((FRAME_W32_DISPLAY_INFO (f
)->n_planes
* FRAME_W32_DISPLAY_INFO (f
)->n_cbits
) == 1)
1896 /* w32_defined_color is responsible for coping with failures
1897 by looking for a near-miss. */
1898 if (w32_defined_color (f
, XSTRING (arg
)->data
, &cdef
, 1))
1901 /* defined_color failed; return an ultimate default. */
1905 /* Change the `line-spacing' frame parameter of frame F. OLD_VALUE is
1906 the previous value of that parameter, NEW_VALUE is the new value. */
1909 x_set_line_spacing (f
, new_value
, old_value
)
1911 Lisp_Object new_value
, old_value
;
1913 if (NILP (new_value
))
1914 f
->extra_line_spacing
= 0;
1915 else if (NATNUMP (new_value
))
1916 f
->extra_line_spacing
= XFASTINT (new_value
);
1918 Fsignal (Qerror
, Fcons (build_string ("Invalid line-spacing"),
1919 Fcons (new_value
, Qnil
)));
1920 if (FRAME_VISIBLE_P (f
))
1925 /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is
1926 the previous value of that parameter, NEW_VALUE is the new value. */
1929 x_set_screen_gamma (f
, new_value
, old_value
)
1931 Lisp_Object new_value
, old_value
;
1933 if (NILP (new_value
))
1935 else if (NUMBERP (new_value
) && XFLOATINT (new_value
) > 0)
1936 /* The value 0.4545 is the normal viewing gamma. */
1937 f
->gamma
= 1.0 / (0.4545 * XFLOATINT (new_value
));
1939 Fsignal (Qerror
, Fcons (build_string ("Invalid screen-gamma"),
1940 Fcons (new_value
, Qnil
)));
1942 clear_face_cache (0);
1946 /* Functions called only from `x_set_frame_param'
1947 to set individual parameters.
1949 If FRAME_W32_WINDOW (f) is 0,
1950 the frame is being created and its window does not exist yet.
1951 In that case, just record the parameter's new value
1952 in the standard place; do not attempt to change the window. */
1955 x_set_foreground_color (f
, arg
, oldval
)
1957 Lisp_Object arg
, oldval
;
1959 FRAME_FOREGROUND_PIXEL (f
)
1960 = x_decode_color (f
, arg
, BLACK_PIX_DEFAULT (f
));
1962 if (FRAME_W32_WINDOW (f
) != 0)
1964 update_face_from_frame_parameter (f
, Qforeground_color
, arg
);
1965 if (FRAME_VISIBLE_P (f
))
1971 x_set_background_color (f
, arg
, oldval
)
1973 Lisp_Object arg
, oldval
;
1975 FRAME_BACKGROUND_PIXEL (f
)
1976 = x_decode_color (f
, arg
, WHITE_PIX_DEFAULT (f
));
1978 if (FRAME_W32_WINDOW (f
) != 0)
1980 SetWindowLong (FRAME_W32_WINDOW (f
), WND_BACKGROUND_INDEX
,
1981 FRAME_BACKGROUND_PIXEL (f
));
1983 update_face_from_frame_parameter (f
, Qbackground_color
, arg
);
1985 if (FRAME_VISIBLE_P (f
))
1991 x_set_mouse_color (f
, arg
, oldval
)
1993 Lisp_Object arg
, oldval
;
1995 Cursor cursor
, nontext_cursor
, mode_cursor
, cross_cursor
;
1999 if (!EQ (Qnil
, arg
))
2000 f
->output_data
.w32
->mouse_pixel
2001 = x_decode_color (f
, arg
, BLACK_PIX_DEFAULT (f
));
2002 mask_color
= FRAME_BACKGROUND_PIXEL (f
);
2004 /* Don't let pointers be invisible. */
2005 if (mask_color
== f
->output_data
.w32
->mouse_pixel
2006 && mask_color
== FRAME_BACKGROUND_PIXEL (f
))
2007 f
->output_data
.w32
->mouse_pixel
= FRAME_FOREGROUND_PIXEL (f
);
2009 #if 0 /* TODO : cursor changes */
2012 /* It's not okay to crash if the user selects a screwy cursor. */
2013 count
= x_catch_errors (FRAME_W32_DISPLAY (f
));
2015 if (!EQ (Qnil
, Vx_pointer_shape
))
2017 CHECK_NUMBER (Vx_pointer_shape
, 0);
2018 cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
), XINT (Vx_pointer_shape
));
2021 cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
), XC_xterm
);
2022 x_check_errors (FRAME_W32_DISPLAY (f
), "bad text pointer cursor: %s");
2024 if (!EQ (Qnil
, Vx_nontext_pointer_shape
))
2026 CHECK_NUMBER (Vx_nontext_pointer_shape
, 0);
2027 nontext_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
),
2028 XINT (Vx_nontext_pointer_shape
));
2031 nontext_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
), XC_left_ptr
);
2032 x_check_errors (FRAME_W32_DISPLAY (f
), "bad nontext pointer cursor: %s");
2034 if (!EQ (Qnil
, Vx_busy_pointer_shape
))
2036 CHECK_NUMBER (Vx_busy_pointer_shape
, 0);
2037 busy_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
),
2038 XINT (Vx_busy_pointer_shape
));
2041 busy_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
), XC_watch
);
2042 x_check_errors (FRAME_W32_DISPLAY (f
), "bad busy pointer cursor: %s");
2044 x_check_errors (FRAME_W32_DISPLAY (f
), "bad nontext pointer cursor: %s");
2045 if (!EQ (Qnil
, Vx_mode_pointer_shape
))
2047 CHECK_NUMBER (Vx_mode_pointer_shape
, 0);
2048 mode_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
),
2049 XINT (Vx_mode_pointer_shape
));
2052 mode_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
), XC_xterm
);
2053 x_check_errors (FRAME_W32_DISPLAY (f
), "bad modeline pointer cursor: %s");
2055 if (!EQ (Qnil
, Vx_sensitive_text_pointer_shape
))
2057 CHECK_NUMBER (Vx_sensitive_text_pointer_shape
, 0);
2059 = XCreateFontCursor (FRAME_W32_DISPLAY (f
),
2060 XINT (Vx_sensitive_text_pointer_shape
));
2063 cross_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
), XC_crosshair
);
2065 if (!NILP (Vx_window_horizontal_drag_shape
))
2067 CHECK_NUMBER (Vx_window_horizontal_drag_shape
, 0);
2068 horizontal_drag_cursor
2069 = XCreateFontCursor (FRAME_X_DISPLAY (f
),
2070 XINT (Vx_window_horizontal_drag_shape
));
2073 horizontal_drag_cursor
2074 = XCreateFontCursor (FRAME_X_DISPLAY (f
), XC_sb_h_double_arrow
);
2076 /* Check and report errors with the above calls. */
2077 x_check_errors (FRAME_W32_DISPLAY (f
), "can't set cursor shape: %s");
2078 x_uncatch_errors (FRAME_W32_DISPLAY (f
), count
);
2081 XColor fore_color
, back_color
;
2083 fore_color
.pixel
= f
->output_data
.w32
->mouse_pixel
;
2084 back_color
.pixel
= mask_color
;
2085 XQueryColor (FRAME_W32_DISPLAY (f
),
2086 DefaultColormap (FRAME_W32_DISPLAY (f
),
2087 DefaultScreen (FRAME_W32_DISPLAY (f
))),
2089 XQueryColor (FRAME_W32_DISPLAY (f
),
2090 DefaultColormap (FRAME_W32_DISPLAY (f
),
2091 DefaultScreen (FRAME_W32_DISPLAY (f
))),
2093 XRecolorCursor (FRAME_W32_DISPLAY (f
), cursor
,
2094 &fore_color
, &back_color
);
2095 XRecolorCursor (FRAME_W32_DISPLAY (f
), nontext_cursor
,
2096 &fore_color
, &back_color
);
2097 XRecolorCursor (FRAME_W32_DISPLAY (f
), mode_cursor
,
2098 &fore_color
, &back_color
);
2099 XRecolorCursor (FRAME_W32_DISPLAY (f
), cross_cursor
,
2100 &fore_color
, &back_color
);
2101 XRecolorCursor (FRAME_W32_DISPLAY (f
), busy_cursor
,
2102 &fore_color
, &back_color
);
2105 if (FRAME_W32_WINDOW (f
) != 0)
2106 XDefineCursor (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
), cursor
);
2108 if (cursor
!= f
->output_data
.w32
->text_cursor
&& f
->output_data
.w32
->text_cursor
!= 0)
2109 XFreeCursor (FRAME_W32_DISPLAY (f
), f
->output_data
.w32
->text_cursor
);
2110 f
->output_data
.w32
->text_cursor
= cursor
;
2112 if (nontext_cursor
!= f
->output_data
.w32
->nontext_cursor
2113 && f
->output_data
.w32
->nontext_cursor
!= 0)
2114 XFreeCursor (FRAME_W32_DISPLAY (f
), f
->output_data
.w32
->nontext_cursor
);
2115 f
->output_data
.w32
->nontext_cursor
= nontext_cursor
;
2117 if (busy_cursor
!= f
->output_data
.w32
->busy_cursor
2118 && f
->output_data
.w32
->busy_cursor
!= 0)
2119 XFreeCursor (FRAME_W32_DISPLAY (f
), f
->output_data
.w32
->busy_cursor
);
2120 f
->output_data
.w32
->busy_cursor
= busy_cursor
;
2122 if (mode_cursor
!= f
->output_data
.w32
->modeline_cursor
2123 && f
->output_data
.w32
->modeline_cursor
!= 0)
2124 XFreeCursor (FRAME_W32_DISPLAY (f
), f
->output_data
.w32
->modeline_cursor
);
2125 f
->output_data
.w32
->modeline_cursor
= mode_cursor
;
2127 if (cross_cursor
!= f
->output_data
.w32
->cross_cursor
2128 && f
->output_data
.w32
->cross_cursor
!= 0)
2129 XFreeCursor (FRAME_W32_DISPLAY (f
), f
->output_data
.w32
->cross_cursor
);
2130 f
->output_data
.w32
->cross_cursor
= cross_cursor
;
2132 XFlush (FRAME_W32_DISPLAY (f
));
2135 update_face_from_frame_parameter (f
, Qmouse_color
, arg
);
2139 /* Defined in w32term.c. */
2140 void x_update_cursor (struct frame
*f
, int on_p
);
2143 x_set_cursor_color (f
, arg
, oldval
)
2145 Lisp_Object arg
, oldval
;
2147 unsigned long fore_pixel
, pixel
;
2149 if (!NILP (Vx_cursor_fore_pixel
))
2150 fore_pixel
= x_decode_color (f
, Vx_cursor_fore_pixel
,
2151 WHITE_PIX_DEFAULT (f
));
2153 fore_pixel
= FRAME_BACKGROUND_PIXEL (f
);
2155 pixel
= x_decode_color (f
, arg
, BLACK_PIX_DEFAULT (f
));
2157 /* Make sure that the cursor color differs from the background color. */
2158 if (pixel
== FRAME_BACKGROUND_PIXEL (f
))
2160 pixel
= f
->output_data
.w32
->mouse_pixel
;
2161 if (pixel
== fore_pixel
)
2162 fore_pixel
= FRAME_BACKGROUND_PIXEL (f
);
2165 FRAME_FOREGROUND_PIXEL (f
) = fore_pixel
;
2166 f
->output_data
.w32
->cursor_pixel
= pixel
;
2168 if (FRAME_W32_WINDOW (f
) != 0)
2170 if (FRAME_VISIBLE_P (f
))
2172 x_update_cursor (f
, 0);
2173 x_update_cursor (f
, 1);
2177 update_face_from_frame_parameter (f
, Qcursor_color
, arg
);
2180 /* Set the border-color of frame F to pixel value PIX.
2181 Note that this does not fully take effect if done before
2184 x_set_border_pixel (f
, pix
)
2188 f
->output_data
.w32
->border_pixel
= pix
;
2190 if (FRAME_W32_WINDOW (f
) != 0 && f
->output_data
.w32
->border_width
> 0)
2192 if (FRAME_VISIBLE_P (f
))
2197 /* Set the border-color of frame F to value described by ARG.
2198 ARG can be a string naming a color.
2199 The border-color is used for the border that is drawn by the server.
2200 Note that this does not fully take effect if done before
2201 F has a window; it must be redone when the window is created. */
2204 x_set_border_color (f
, arg
, oldval
)
2206 Lisp_Object arg
, oldval
;
2210 CHECK_STRING (arg
, 0);
2211 pix
= x_decode_color (f
, arg
, BLACK_PIX_DEFAULT (f
));
2212 x_set_border_pixel (f
, pix
);
2213 update_face_from_frame_parameter (f
, Qborder_color
, arg
);
2216 /* Value is the internal representation of the specified cursor type
2217 ARG. If type is BAR_CURSOR, return in *WIDTH the specified width
2218 of the bar cursor. */
2220 enum text_cursor_kinds
2221 x_specified_cursor_type (arg
, width
)
2225 enum text_cursor_kinds type
;
2232 else if (CONSP (arg
)
2233 && EQ (XCAR (arg
), Qbar
)
2234 && INTEGERP (XCDR (arg
))
2235 && XINT (XCDR (arg
)) >= 0)
2238 *width
= XINT (XCDR (arg
));
2240 else if (NILP (arg
))
2243 /* Treat anything unknown as "box cursor".
2244 It was bad to signal an error; people have trouble fixing
2245 .Xdefaults with Emacs, when it has something bad in it. */
2246 type
= FILLED_BOX_CURSOR
;
2252 x_set_cursor_type (f
, arg
, oldval
)
2254 Lisp_Object arg
, oldval
;
2258 FRAME_DESIRED_CURSOR (f
) = x_specified_cursor_type (arg
, &width
);
2259 f
->output_data
.w32
->cursor_width
= width
;
2261 /* Make sure the cursor gets redrawn. This is overkill, but how
2262 often do people change cursor types? */
2263 update_mode_lines
++;
2267 x_set_icon_type (f
, arg
, oldval
)
2269 Lisp_Object arg
, oldval
;
2273 if (NILP (arg
) && NILP (oldval
))
2276 if (STRINGP (arg
) && STRINGP (oldval
)
2277 && EQ (Fstring_equal (oldval
, arg
), Qt
))
2280 if (SYMBOLP (arg
) && SYMBOLP (oldval
) && EQ (arg
, oldval
))
2285 result
= x_bitmap_icon (f
, arg
);
2289 error ("No icon window available");
2295 /* Return non-nil if frame F wants a bitmap icon. */
2303 tem
= assq_no_quit (Qicon_type
, f
->param_alist
);
2311 x_set_icon_name (f
, arg
, oldval
)
2313 Lisp_Object arg
, oldval
;
2317 if (STRINGP (oldval
) && EQ (Fstring_equal (oldval
, arg
), Qt
))
2320 else if (!STRINGP (oldval
) && EQ (oldval
, Qnil
) == EQ (arg
, Qnil
))
2326 if (f
->output_data
.w32
->icon_bitmap
!= 0)
2331 result
= x_text_icon (f
,
2332 (char *) XSTRING ((!NILP (f
->icon_name
)
2341 error ("No icon window available");
2344 /* If the window was unmapped (and its icon was mapped),
2345 the new icon is not mapped, so map the window in its stead. */
2346 if (FRAME_VISIBLE_P (f
))
2348 #ifdef USE_X_TOOLKIT
2349 XtPopup (f
->output_data
.w32
->widget
, XtGrabNone
);
2351 XMapWindow (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
));
2354 XFlush (FRAME_W32_DISPLAY (f
));
2359 extern Lisp_Object
x_new_font ();
2360 extern Lisp_Object
x_new_fontset();
2363 x_set_font (f
, arg
, oldval
)
2365 Lisp_Object arg
, oldval
;
2368 Lisp_Object fontset_name
;
2371 CHECK_STRING (arg
, 1);
2373 fontset_name
= Fquery_fontset (arg
, Qnil
);
2376 result
= (STRINGP (fontset_name
)
2377 ? x_new_fontset (f
, XSTRING (fontset_name
)->data
)
2378 : x_new_font (f
, XSTRING (arg
)->data
));
2381 if (EQ (result
, Qnil
))
2382 error ("Font `%s' is not defined", XSTRING (arg
)->data
);
2383 else if (EQ (result
, Qt
))
2384 error ("The characters of the given font have varying widths");
2385 else if (STRINGP (result
))
2387 if (!NILP (Fequal (result
, oldval
)))
2389 store_frame_param (f
, Qfont
, result
);
2390 recompute_basic_faces (f
);
2395 do_pending_window_change (0);
2397 /* Don't call `face-set-after-frame-default' when faces haven't been
2398 initialized yet. This is the case when called from
2399 Fx_create_frame. In that case, the X widget or window doesn't
2400 exist either, and we can end up in x_report_frame_params with a
2401 null widget which gives a segfault. */
2402 if (FRAME_FACE_CACHE (f
))
2404 XSETFRAME (frame
, f
);
2405 call1 (Qface_set_after_frame_default
, frame
);
2410 x_set_border_width (f
, arg
, oldval
)
2412 Lisp_Object arg
, oldval
;
2414 CHECK_NUMBER (arg
, 0);
2416 if (XINT (arg
) == f
->output_data
.w32
->border_width
)
2419 if (FRAME_W32_WINDOW (f
) != 0)
2420 error ("Cannot change the border width of a window");
2422 f
->output_data
.w32
->border_width
= XINT (arg
);
2426 x_set_internal_border_width (f
, arg
, oldval
)
2428 Lisp_Object arg
, oldval
;
2430 int old
= f
->output_data
.w32
->internal_border_width
;
2432 CHECK_NUMBER (arg
, 0);
2433 f
->output_data
.w32
->internal_border_width
= XINT (arg
);
2434 if (f
->output_data
.w32
->internal_border_width
< 0)
2435 f
->output_data
.w32
->internal_border_width
= 0;
2437 if (f
->output_data
.w32
->internal_border_width
== old
)
2440 if (FRAME_W32_WINDOW (f
) != 0)
2442 x_set_window_size (f
, 0, f
->width
, f
->height
);
2443 SET_FRAME_GARBAGED (f
);
2444 do_pending_window_change (0);
2449 x_set_visibility (f
, value
, oldval
)
2451 Lisp_Object value
, oldval
;
2454 XSETFRAME (frame
, f
);
2457 Fmake_frame_invisible (frame
, Qt
);
2458 else if (EQ (value
, Qicon
))
2459 Ficonify_frame (frame
);
2461 Fmake_frame_visible (frame
);
2465 /* Change window heights in windows rooted in WINDOW by N lines. */
2468 x_change_window_heights (window
, n
)
2472 struct window
*w
= XWINDOW (window
);
2474 XSETFASTINT (w
->top
, XFASTINT (w
->top
) + n
);
2475 XSETFASTINT (w
->height
, XFASTINT (w
->height
) - n
);
2477 if (INTEGERP (w
->orig_top
))
2478 XSETFASTINT (w
->orig_top
, XFASTINT (w
->orig_top
) + n
);
2479 if (INTEGERP (w
->orig_height
))
2480 XSETFASTINT (w
->orig_height
, XFASTINT (w
->orig_height
) - n
);
2482 /* Handle just the top child in a vertical split. */
2483 if (!NILP (w
->vchild
))
2484 x_change_window_heights (w
->vchild
, n
);
2486 /* Adjust all children in a horizontal split. */
2487 for (window
= w
->hchild
; !NILP (window
); window
= w
->next
)
2489 w
= XWINDOW (window
);
2490 x_change_window_heights (window
, n
);
2495 x_set_menu_bar_lines (f
, value
, oldval
)
2497 Lisp_Object value
, oldval
;
2500 int olines
= FRAME_MENU_BAR_LINES (f
);
2502 /* Right now, menu bars don't work properly in minibuf-only frames;
2503 most of the commands try to apply themselves to the minibuffer
2504 frame itself, and get an error because you can't switch buffers
2505 in or split the minibuffer window. */
2506 if (FRAME_MINIBUF_ONLY_P (f
))
2509 if (INTEGERP (value
))
2510 nlines
= XINT (value
);
2514 FRAME_MENU_BAR_LINES (f
) = 0;
2516 FRAME_EXTERNAL_MENU_BAR (f
) = 1;
2519 if (FRAME_EXTERNAL_MENU_BAR (f
) == 1)
2520 free_frame_menubar (f
);
2521 FRAME_EXTERNAL_MENU_BAR (f
) = 0;
2523 /* Adjust the frame size so that the client (text) dimensions
2524 remain the same. This depends on FRAME_EXTERNAL_MENU_BAR being
2526 x_set_window_size (f
, 0, FRAME_WIDTH (f
), FRAME_HEIGHT (f
));
2527 do_pending_window_change (0);
2533 /* Set the number of lines used for the tool bar of frame F to VALUE.
2534 VALUE not an integer, or < 0 means set the lines to zero. OLDVAL
2535 is the old number of tool bar lines. This function changes the
2536 height of all windows on frame F to match the new tool bar height.
2537 The frame's height doesn't change. */
2540 x_set_tool_bar_lines (f
, value
, oldval
)
2542 Lisp_Object value
, oldval
;
2544 int delta
, nlines
, root_height
;
2545 Lisp_Object root_window
;
2547 /* Treat tool bars like menu bars. */
2548 if (FRAME_MINIBUF_ONLY_P (f
))
2551 /* Use VALUE only if an integer >= 0. */
2552 if (INTEGERP (value
) && XINT (value
) >= 0)
2553 nlines
= XFASTINT (value
);
2557 /* Make sure we redisplay all windows in this frame. */
2558 ++windows_or_buffers_changed
;
2560 delta
= nlines
- FRAME_TOOL_BAR_LINES (f
);
2562 /* Don't resize the tool-bar to more than we have room for. */
2563 root_window
= FRAME_ROOT_WINDOW (f
);
2564 root_height
= XINT (XWINDOW (root_window
)->height
);
2565 if (root_height
- delta
< 1)
2567 delta
= root_height
- 1;
2568 nlines
= FRAME_TOOL_BAR_LINES (f
) + delta
;
2571 FRAME_TOOL_BAR_LINES (f
) = nlines
;
2572 x_change_window_heights (root_window
, delta
);
2575 /* We also have to make sure that the internal border at the top of
2576 the frame, below the menu bar or tool bar, is redrawn when the
2577 tool bar disappears. This is so because the internal border is
2578 below the tool bar if one is displayed, but is below the menu bar
2579 if there isn't a tool bar. The tool bar draws into the area
2580 below the menu bar. */
2581 if (FRAME_W32_WINDOW (f
) && FRAME_TOOL_BAR_LINES (f
) == 0)
2585 clear_current_matrices (f
);
2586 updating_frame
= NULL
;
2589 /* If the tool bar gets smaller, the internal border below it
2590 has to be cleared. It was formerly part of the display
2591 of the larger tool bar, and updating windows won't clear it. */
2594 int height
= FRAME_INTERNAL_BORDER_WIDTH (f
);
2595 int width
= PIXEL_WIDTH (f
);
2596 int y
= nlines
* CANON_Y_UNIT (f
);
2600 HDC hdc
= get_frame_dc (f
);
2601 w32_clear_area (f
, hdc
, 0, y
, width
, height
);
2602 release_frame_dc (f
, hdc
);
2609 /* Change the name of frame F to NAME. If NAME is nil, set F's name to
2612 If EXPLICIT is non-zero, that indicates that lisp code is setting the
2613 name; if NAME is a string, set F's name to NAME and set
2614 F->explicit_name; if NAME is Qnil, then clear F->explicit_name.
2616 If EXPLICIT is zero, that indicates that Emacs redisplay code is
2617 suggesting a new name, which lisp code should override; if
2618 F->explicit_name is set, ignore the new name; otherwise, set it. */
2621 x_set_name (f
, name
, explicit)
2626 /* Make sure that requests from lisp code override requests from
2627 Emacs redisplay code. */
2630 /* If we're switching from explicit to implicit, we had better
2631 update the mode lines and thereby update the title. */
2632 if (f
->explicit_name
&& NILP (name
))
2633 update_mode_lines
= 1;
2635 f
->explicit_name
= ! NILP (name
);
2637 else if (f
->explicit_name
)
2640 /* If NAME is nil, set the name to the w32_id_name. */
2643 /* Check for no change needed in this very common case
2644 before we do any consing. */
2645 if (!strcmp (FRAME_W32_DISPLAY_INFO (f
)->w32_id_name
,
2646 XSTRING (f
->name
)->data
))
2648 name
= build_string (FRAME_W32_DISPLAY_INFO (f
)->w32_id_name
);
2651 CHECK_STRING (name
, 0);
2653 /* Don't change the name if it's already NAME. */
2654 if (! NILP (Fstring_equal (name
, f
->name
)))
2659 /* For setting the frame title, the title parameter should override
2660 the name parameter. */
2661 if (! NILP (f
->title
))
2664 if (FRAME_W32_WINDOW (f
))
2666 if (STRING_MULTIBYTE (name
))
2667 name
= ENCODE_SYSTEM (name
);
2670 SetWindowText(FRAME_W32_WINDOW (f
), XSTRING (name
)->data
);
2675 /* This function should be called when the user's lisp code has
2676 specified a name for the frame; the name will override any set by the
2679 x_explicitly_set_name (f
, arg
, oldval
)
2681 Lisp_Object arg
, oldval
;
2683 x_set_name (f
, arg
, 1);
2686 /* This function should be called by Emacs redisplay code to set the
2687 name; names set this way will never override names set by the user's
2690 x_implicitly_set_name (f
, arg
, oldval
)
2692 Lisp_Object arg
, oldval
;
2694 x_set_name (f
, arg
, 0);
2697 /* Change the title of frame F to NAME.
2698 If NAME is nil, use the frame name as the title.
2700 If EXPLICIT is non-zero, that indicates that lisp code is setting the
2701 name; if NAME is a string, set F's name to NAME and set
2702 F->explicit_name; if NAME is Qnil, then clear F->explicit_name.
2704 If EXPLICIT is zero, that indicates that Emacs redisplay code is
2705 suggesting a new name, which lisp code should override; if
2706 F->explicit_name is set, ignore the new name; otherwise, set it. */
2709 x_set_title (f
, name
, old_name
)
2711 Lisp_Object name
, old_name
;
2713 /* Don't change the title if it's already NAME. */
2714 if (EQ (name
, f
->title
))
2717 update_mode_lines
= 1;
2724 if (FRAME_W32_WINDOW (f
))
2726 if (STRING_MULTIBYTE (name
))
2727 name
= ENCODE_SYSTEM (name
);
2730 SetWindowText(FRAME_W32_WINDOW (f
), XSTRING (name
)->data
);
2736 x_set_autoraise (f
, arg
, oldval
)
2738 Lisp_Object arg
, oldval
;
2740 f
->auto_raise
= !EQ (Qnil
, arg
);
2744 x_set_autolower (f
, arg
, oldval
)
2746 Lisp_Object arg
, oldval
;
2748 f
->auto_lower
= !EQ (Qnil
, arg
);
2752 x_set_unsplittable (f
, arg
, oldval
)
2754 Lisp_Object arg
, oldval
;
2756 f
->no_split
= !NILP (arg
);
2760 x_set_vertical_scroll_bars (f
, arg
, oldval
)
2762 Lisp_Object arg
, oldval
;
2764 if ((EQ (arg
, Qleft
) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f
))
2765 || (EQ (arg
, Qright
) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f
))
2766 || (NILP (arg
) && FRAME_HAS_VERTICAL_SCROLL_BARS (f
))
2767 || (!NILP (arg
) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f
)))
2769 FRAME_VERTICAL_SCROLL_BAR_TYPE (f
) = NILP (arg
) ?
2770 vertical_scroll_bar_none
:
2771 /* Put scroll bars on the right by default, as is conventional
2774 ? vertical_scroll_bar_left
2775 : vertical_scroll_bar_right
;
2777 /* We set this parameter before creating the window for the
2778 frame, so we can get the geometry right from the start.
2779 However, if the window hasn't been created yet, we shouldn't
2780 call x_set_window_size. */
2781 if (FRAME_W32_WINDOW (f
))
2782 x_set_window_size (f
, 0, FRAME_WIDTH (f
), FRAME_HEIGHT (f
));
2783 do_pending_window_change (0);
2788 x_set_scroll_bar_width (f
, arg
, oldval
)
2790 Lisp_Object arg
, oldval
;
2792 int wid
= FONT_WIDTH (f
->output_data
.w32
->font
);
2796 FRAME_SCROLL_BAR_PIXEL_WIDTH (f
) = GetSystemMetrics (SM_CXVSCROLL
);
2797 FRAME_SCROLL_BAR_COLS (f
) = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f
) +
2799 if (FRAME_W32_WINDOW (f
))
2800 x_set_window_size (f
, 0, FRAME_WIDTH (f
), FRAME_HEIGHT (f
));
2801 do_pending_window_change (0);
2803 else if (INTEGERP (arg
) && XINT (arg
) > 0
2804 && XFASTINT (arg
) != FRAME_SCROLL_BAR_PIXEL_WIDTH (f
))
2806 FRAME_SCROLL_BAR_PIXEL_WIDTH (f
) = XFASTINT (arg
);
2807 FRAME_SCROLL_BAR_COLS (f
) = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f
)
2809 if (FRAME_W32_WINDOW (f
))
2810 x_set_window_size (f
, 0, FRAME_WIDTH (f
), FRAME_HEIGHT (f
));
2811 do_pending_window_change (0);
2813 change_frame_size (f
, 0, FRAME_WIDTH (f
), 0, 0, 0);
2814 XWINDOW (FRAME_SELECTED_WINDOW (f
))->cursor
.hpos
= 0;
2815 XWINDOW (FRAME_SELECTED_WINDOW (f
))->cursor
.x
= 0;
2818 /* Subroutines of creating an frame. */
2820 /* Make sure that Vx_resource_name is set to a reasonable value.
2821 Fix it up, or set it to `emacs' if it is too hopeless. */
2824 validate_x_resource_name ()
2827 /* Number of valid characters in the resource name. */
2829 /* Number of invalid characters in the resource name. */
2834 if (STRINGP (Vx_resource_name
))
2836 unsigned char *p
= XSTRING (Vx_resource_name
)->data
;
2839 len
= STRING_BYTES (XSTRING (Vx_resource_name
));
2841 /* Only letters, digits, - and _ are valid in resource names.
2842 Count the valid characters and count the invalid ones. */
2843 for (i
= 0; i
< len
; i
++)
2846 if (! ((c
>= 'a' && c
<= 'z')
2847 || (c
>= 'A' && c
<= 'Z')
2848 || (c
>= '0' && c
<= '9')
2849 || c
== '-' || c
== '_'))
2856 /* Not a string => completely invalid. */
2857 bad_count
= 5, good_count
= 0;
2859 /* If name is valid already, return. */
2863 /* If name is entirely invalid, or nearly so, use `emacs'. */
2865 || (good_count
== 1 && bad_count
> 0))
2867 Vx_resource_name
= build_string ("emacs");
2871 /* Name is partly valid. Copy it and replace the invalid characters
2872 with underscores. */
2874 Vx_resource_name
= new = Fcopy_sequence (Vx_resource_name
);
2876 for (i
= 0; i
< len
; i
++)
2878 int c
= XSTRING (new)->data
[i
];
2879 if (! ((c
>= 'a' && c
<= 'z')
2880 || (c
>= 'A' && c
<= 'Z')
2881 || (c
>= '0' && c
<= '9')
2882 || c
== '-' || c
== '_'))
2883 XSTRING (new)->data
[i
] = '_';
2888 extern char *x_get_string_resource ();
2890 DEFUN ("x-get-resource", Fx_get_resource
, Sx_get_resource
, 2, 4, 0,
2891 "Return the value of ATTRIBUTE, of class CLASS, from the X defaults database.\n\
2892 This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the\n\
2893 class, where INSTANCE is the name under which Emacs was invoked, or\n\
2894 the name specified by the `-name' or `-rn' command-line arguments.\n\
2896 The optional arguments COMPONENT and SUBCLASS add to the key and the\n\
2897 class, respectively. You must specify both of them or neither.\n\
2898 If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE'\n\
2899 and the class is `Emacs.CLASS.SUBCLASS'.")
2900 (attribute
, class, component
, subclass
)
2901 Lisp_Object attribute
, class, component
, subclass
;
2903 register char *value
;
2907 CHECK_STRING (attribute
, 0);
2908 CHECK_STRING (class, 0);
2910 if (!NILP (component
))
2911 CHECK_STRING (component
, 1);
2912 if (!NILP (subclass
))
2913 CHECK_STRING (subclass
, 2);
2914 if (NILP (component
) != NILP (subclass
))
2915 error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither");
2917 validate_x_resource_name ();
2919 /* Allocate space for the components, the dots which separate them,
2920 and the final '\0'. Make them big enough for the worst case. */
2921 name_key
= (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name
))
2922 + (STRINGP (component
)
2923 ? STRING_BYTES (XSTRING (component
)) : 0)
2924 + STRING_BYTES (XSTRING (attribute
))
2927 class_key
= (char *) alloca ((sizeof (EMACS_CLASS
) - 1)
2928 + STRING_BYTES (XSTRING (class))
2929 + (STRINGP (subclass
)
2930 ? STRING_BYTES (XSTRING (subclass
)) : 0)
2933 /* Start with emacs.FRAMENAME for the name (the specific one)
2934 and with `Emacs' for the class key (the general one). */
2935 strcpy (name_key
, XSTRING (Vx_resource_name
)->data
);
2936 strcpy (class_key
, EMACS_CLASS
);
2938 strcat (class_key
, ".");
2939 strcat (class_key
, XSTRING (class)->data
);
2941 if (!NILP (component
))
2943 strcat (class_key
, ".");
2944 strcat (class_key
, XSTRING (subclass
)->data
);
2946 strcat (name_key
, ".");
2947 strcat (name_key
, XSTRING (component
)->data
);
2950 strcat (name_key
, ".");
2951 strcat (name_key
, XSTRING (attribute
)->data
);
2953 value
= x_get_string_resource (Qnil
,
2954 name_key
, class_key
);
2956 if (value
!= (char *) 0)
2957 return build_string (value
);
2962 /* Used when C code wants a resource value. */
2965 x_get_resource_string (attribute
, class)
2966 char *attribute
, *class;
2970 struct frame
*sf
= SELECTED_FRAME ();
2972 /* Allocate space for the components, the dots which separate them,
2973 and the final '\0'. */
2974 name_key
= (char *) alloca (STRING_BYTES (XSTRING (Vinvocation_name
))
2975 + strlen (attribute
) + 2);
2976 class_key
= (char *) alloca ((sizeof (EMACS_CLASS
) - 1)
2977 + strlen (class) + 2);
2979 sprintf (name_key
, "%s.%s",
2980 XSTRING (Vinvocation_name
)->data
,
2982 sprintf (class_key
, "%s.%s", EMACS_CLASS
, class);
2984 return x_get_string_resource (sf
, name_key
, class_key
);
2987 /* Types we might convert a resource string into. */
2997 /* Return the value of parameter PARAM.
2999 First search ALIST, then Vdefault_frame_alist, then the X defaults
3000 database, using ATTRIBUTE as the attribute name and CLASS as its class.
3002 Convert the resource to the type specified by desired_type.
3004 If no default is specified, return Qunbound. If you call
3005 w32_get_arg, make sure you deal with Qunbound in a reasonable way,
3006 and don't let it get stored in any Lisp-visible variables! */
3009 w32_get_arg (alist
, param
, attribute
, class, type
)
3010 Lisp_Object alist
, param
;
3013 enum resource_types type
;
3015 register Lisp_Object tem
;
3017 tem
= Fassq (param
, alist
);
3019 tem
= Fassq (param
, Vdefault_frame_alist
);
3025 tem
= Fx_get_resource (build_string (attribute
),
3026 build_string (class),
3034 case RES_TYPE_NUMBER
:
3035 return make_number (atoi (XSTRING (tem
)->data
));
3037 case RES_TYPE_FLOAT
:
3038 return make_float (atof (XSTRING (tem
)->data
));
3040 case RES_TYPE_BOOLEAN
:
3041 tem
= Fdowncase (tem
);
3042 if (!strcmp (XSTRING (tem
)->data
, "on")
3043 || !strcmp (XSTRING (tem
)->data
, "true"))
3048 case RES_TYPE_STRING
:
3051 case RES_TYPE_SYMBOL
:
3052 /* As a special case, we map the values `true' and `on'
3053 to Qt, and `false' and `off' to Qnil. */
3056 lower
= Fdowncase (tem
);
3057 if (!strcmp (XSTRING (lower
)->data
, "on")
3058 || !strcmp (XSTRING (lower
)->data
, "true"))
3060 else if (!strcmp (XSTRING (lower
)->data
, "off")
3061 || !strcmp (XSTRING (lower
)->data
, "false"))
3064 return Fintern (tem
, Qnil
);
3077 /* Record in frame F the specified or default value according to ALIST
3078 of the parameter named PROP (a Lisp symbol).
3079 If no value is specified for PROP, look for an X default for XPROP
3080 on the frame named NAME.
3081 If that is not found either, use the value DEFLT. */
3084 x_default_parameter (f
, alist
, prop
, deflt
, xprop
, xclass
, type
)
3091 enum resource_types type
;
3095 tem
= w32_get_arg (alist
, prop
, xprop
, xclass
, type
);
3096 if (EQ (tem
, Qunbound
))
3098 x_set_frame_parameters (f
, Fcons (Fcons (prop
, tem
), Qnil
));
3102 DEFUN ("x-parse-geometry", Fx_parse_geometry
, Sx_parse_geometry
, 1, 1, 0,
3103 "Parse an X-style geometry string STRING.\n\
3104 Returns an alist of the form ((top . TOP), (left . LEFT) ... ).\n\
3105 The properties returned may include `top', `left', `height', and `width'.\n\
3106 The value of `left' or `top' may be an integer,\n\
3107 or a list (+ N) meaning N pixels relative to top/left corner,\n\
3108 or a list (- N) meaning -N pixels relative to bottom/right corner.")
3113 unsigned int width
, height
;
3116 CHECK_STRING (string
, 0);
3118 geometry
= XParseGeometry ((char *) XSTRING (string
)->data
,
3119 &x
, &y
, &width
, &height
);
3122 if (geometry
& XValue
)
3124 Lisp_Object element
;
3126 if (x
>= 0 && (geometry
& XNegative
))
3127 element
= Fcons (Qleft
, Fcons (Qminus
, Fcons (make_number (-x
), Qnil
)));
3128 else if (x
< 0 && ! (geometry
& XNegative
))
3129 element
= Fcons (Qleft
, Fcons (Qplus
, Fcons (make_number (x
), Qnil
)));
3131 element
= Fcons (Qleft
, make_number (x
));
3132 result
= Fcons (element
, result
);
3135 if (geometry
& YValue
)
3137 Lisp_Object element
;
3139 if (y
>= 0 && (geometry
& YNegative
))
3140 element
= Fcons (Qtop
, Fcons (Qminus
, Fcons (make_number (-y
), Qnil
)));
3141 else if (y
< 0 && ! (geometry
& YNegative
))
3142 element
= Fcons (Qtop
, Fcons (Qplus
, Fcons (make_number (y
), Qnil
)));
3144 element
= Fcons (Qtop
, make_number (y
));
3145 result
= Fcons (element
, result
);
3148 if (geometry
& WidthValue
)
3149 result
= Fcons (Fcons (Qwidth
, make_number (width
)), result
);
3150 if (geometry
& HeightValue
)
3151 result
= Fcons (Fcons (Qheight
, make_number (height
)), result
);
3156 /* Calculate the desired size and position of this window,
3157 and return the flags saying which aspects were specified.
3159 This function does not make the coordinates positive. */
3161 #define DEFAULT_ROWS 40
3162 #define DEFAULT_COLS 80
3165 x_figure_window_size (f
, parms
)
3169 register Lisp_Object tem0
, tem1
, tem2
;
3170 long window_prompting
= 0;
3172 /* Default values if we fall through.
3173 Actually, if that happens we should get
3174 window manager prompting. */
3175 SET_FRAME_WIDTH (f
, DEFAULT_COLS
);
3176 f
->height
= DEFAULT_ROWS
;
3177 /* Window managers expect that if program-specified
3178 positions are not (0,0), they're intentional, not defaults. */
3179 f
->output_data
.w32
->top_pos
= 0;
3180 f
->output_data
.w32
->left_pos
= 0;
3182 /* Ensure that old new_width and new_height will not override the
3184 FRAME_NEW_WIDTH (f
) = 0;
3185 FRAME_NEW_HEIGHT (f
) = 0;
3187 tem0
= w32_get_arg (parms
, Qheight
, 0, 0, RES_TYPE_NUMBER
);
3188 tem1
= w32_get_arg (parms
, Qwidth
, 0, 0, RES_TYPE_NUMBER
);
3189 tem2
= w32_get_arg (parms
, Quser_size
, 0, 0, RES_TYPE_NUMBER
);
3190 if (! EQ (tem0
, Qunbound
) || ! EQ (tem1
, Qunbound
))
3192 if (!EQ (tem0
, Qunbound
))
3194 CHECK_NUMBER (tem0
, 0);
3195 f
->height
= XINT (tem0
);
3197 if (!EQ (tem1
, Qunbound
))
3199 CHECK_NUMBER (tem1
, 0);
3200 SET_FRAME_WIDTH (f
, XINT (tem1
));
3202 if (!NILP (tem2
) && !EQ (tem2
, Qunbound
))
3203 window_prompting
|= USSize
;
3205 window_prompting
|= PSize
;
3208 f
->output_data
.w32
->vertical_scroll_bar_extra
3209 = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f
)
3211 : FRAME_SCROLL_BAR_PIXEL_WIDTH (f
) > 0
3212 ? FRAME_SCROLL_BAR_PIXEL_WIDTH (f
)
3213 : (FRAME_SCROLL_BAR_COLS (f
) * FONT_WIDTH (f
->output_data
.w32
->font
)));
3214 f
->output_data
.w32
->flags_areas_extra
3215 = FRAME_FLAGS_AREA_WIDTH (f
);
3216 f
->output_data
.w32
->pixel_width
= CHAR_TO_PIXEL_WIDTH (f
, f
->width
);
3217 f
->output_data
.w32
->pixel_height
= CHAR_TO_PIXEL_HEIGHT (f
, f
->height
);
3219 tem0
= w32_get_arg (parms
, Qtop
, 0, 0, RES_TYPE_NUMBER
);
3220 tem1
= w32_get_arg (parms
, Qleft
, 0, 0, RES_TYPE_NUMBER
);
3221 tem2
= w32_get_arg (parms
, Quser_position
, 0, 0, RES_TYPE_NUMBER
);
3222 if (! EQ (tem0
, Qunbound
) || ! EQ (tem1
, Qunbound
))
3224 if (EQ (tem0
, Qminus
))
3226 f
->output_data
.w32
->top_pos
= 0;
3227 window_prompting
|= YNegative
;
3229 else if (CONSP (tem0
) && EQ (XCAR (tem0
), Qminus
)
3230 && CONSP (XCDR (tem0
))
3231 && INTEGERP (XCAR (XCDR (tem0
))))
3233 f
->output_data
.w32
->top_pos
= - XINT (XCAR (XCDR (tem0
)));
3234 window_prompting
|= YNegative
;
3236 else if (CONSP (tem0
) && EQ (XCAR (tem0
), Qplus
)
3237 && CONSP (XCDR (tem0
))
3238 && INTEGERP (XCAR (XCDR (tem0
))))
3240 f
->output_data
.w32
->top_pos
= XINT (XCAR (XCDR (tem0
)));
3242 else if (EQ (tem0
, Qunbound
))
3243 f
->output_data
.w32
->top_pos
= 0;
3246 CHECK_NUMBER (tem0
, 0);
3247 f
->output_data
.w32
->top_pos
= XINT (tem0
);
3248 if (f
->output_data
.w32
->top_pos
< 0)
3249 window_prompting
|= YNegative
;
3252 if (EQ (tem1
, Qminus
))
3254 f
->output_data
.w32
->left_pos
= 0;
3255 window_prompting
|= XNegative
;
3257 else if (CONSP (tem1
) && EQ (XCAR (tem1
), Qminus
)
3258 && CONSP (XCDR (tem1
))
3259 && INTEGERP (XCAR (XCDR (tem1
))))
3261 f
->output_data
.w32
->left_pos
= - XINT (XCAR (XCDR (tem1
)));
3262 window_prompting
|= XNegative
;
3264 else if (CONSP (tem1
) && EQ (XCAR (tem1
), Qplus
)
3265 && CONSP (XCDR (tem1
))
3266 && INTEGERP (XCAR (XCDR (tem1
))))
3268 f
->output_data
.w32
->left_pos
= XINT (XCAR (XCDR (tem1
)));
3270 else if (EQ (tem1
, Qunbound
))
3271 f
->output_data
.w32
->left_pos
= 0;
3274 CHECK_NUMBER (tem1
, 0);
3275 f
->output_data
.w32
->left_pos
= XINT (tem1
);
3276 if (f
->output_data
.w32
->left_pos
< 0)
3277 window_prompting
|= XNegative
;
3280 if (!NILP (tem2
) && ! EQ (tem2
, Qunbound
))
3281 window_prompting
|= USPosition
;
3283 window_prompting
|= PPosition
;
3286 return window_prompting
;
3291 extern LRESULT CALLBACK
w32_wnd_proc ();
3294 w32_init_class (hinst
)
3299 wc
.style
= CS_HREDRAW
| CS_VREDRAW
;
3300 wc
.lpfnWndProc
= (WNDPROC
) w32_wnd_proc
;
3302 wc
.cbWndExtra
= WND_EXTRA_BYTES
;
3303 wc
.hInstance
= hinst
;
3304 wc
.hIcon
= LoadIcon (hinst
, EMACS_CLASS
);
3305 wc
.hCursor
= LoadCursor (NULL
, IDC_ARROW
);
3306 wc
.hbrBackground
= NULL
; /* GetStockObject (WHITE_BRUSH); */
3307 wc
.lpszMenuName
= NULL
;
3308 wc
.lpszClassName
= EMACS_CLASS
;
3310 return (RegisterClass (&wc
));
3314 w32_createscrollbar (f
, bar
)
3316 struct scroll_bar
* bar
;
3318 return (CreateWindow ("SCROLLBAR", "", SBS_VERT
| WS_CHILD
| WS_VISIBLE
,
3319 /* Position and size of scroll bar. */
3320 XINT(bar
->left
) + VERTICAL_SCROLL_BAR_WIDTH_TRIM
,
3322 XINT(bar
->width
) - VERTICAL_SCROLL_BAR_WIDTH_TRIM
* 2,
3324 FRAME_W32_WINDOW (f
),
3331 w32_createwindow (f
)
3337 rect
.left
= rect
.top
= 0;
3338 rect
.right
= PIXEL_WIDTH (f
);
3339 rect
.bottom
= PIXEL_HEIGHT (f
);
3341 AdjustWindowRect (&rect
, f
->output_data
.w32
->dwStyle
,
3342 FRAME_EXTERNAL_MENU_BAR (f
));
3344 /* Do first time app init */
3348 w32_init_class (hinst
);
3351 FRAME_W32_WINDOW (f
) = hwnd
3352 = CreateWindow (EMACS_CLASS
,
3354 f
->output_data
.w32
->dwStyle
| WS_CLIPCHILDREN
,
3355 f
->output_data
.w32
->left_pos
,
3356 f
->output_data
.w32
->top_pos
,
3357 rect
.right
- rect
.left
,
3358 rect
.bottom
- rect
.top
,
3366 SetWindowLong (hwnd
, WND_FONTWIDTH_INDEX
, FONT_WIDTH (f
->output_data
.w32
->font
));
3367 SetWindowLong (hwnd
, WND_LINEHEIGHT_INDEX
, f
->output_data
.w32
->line_height
);
3368 SetWindowLong (hwnd
, WND_BORDER_INDEX
, f
->output_data
.w32
->internal_border_width
);
3369 SetWindowLong (hwnd
, WND_SCROLLBAR_INDEX
, f
->output_data
.w32
->vertical_scroll_bar_extra
);
3370 SetWindowLong (hwnd
, WND_BACKGROUND_INDEX
, FRAME_BACKGROUND_PIXEL (f
));
3372 /* Enable drag-n-drop. */
3373 DragAcceptFiles (hwnd
, TRUE
);
3375 /* Do this to discard the default setting specified by our parent. */
3376 ShowWindow (hwnd
, SW_HIDE
);
3381 my_post_msg (wmsg
, hwnd
, msg
, wParam
, lParam
)
3388 wmsg
->msg
.hwnd
= hwnd
;
3389 wmsg
->msg
.message
= msg
;
3390 wmsg
->msg
.wParam
= wParam
;
3391 wmsg
->msg
.lParam
= lParam
;
3392 wmsg
->msg
.time
= GetMessageTime ();
3397 /* GetKeyState and MapVirtualKey on Windows 95 do not actually distinguish
3398 between left and right keys as advertised. We test for this
3399 support dynamically, and set a flag when the support is absent. If
3400 absent, we keep track of the left and right control and alt keys
3401 ourselves. This is particularly necessary on keyboards that rely
3402 upon the AltGr key, which is represented as having the left control
3403 and right alt keys pressed. For these keyboards, we need to know
3404 when the left alt key has been pressed in addition to the AltGr key
3405 so that we can properly support M-AltGr-key sequences (such as M-@
3406 on Swedish keyboards). */
3408 #define EMACS_LCONTROL 0
3409 #define EMACS_RCONTROL 1
3410 #define EMACS_LMENU 2
3411 #define EMACS_RMENU 3
3413 static int modifiers
[4];
3414 static int modifiers_recorded
;
3415 static int modifier_key_support_tested
;
3418 test_modifier_support (unsigned int wparam
)
3422 if (wparam
!= VK_CONTROL
&& wparam
!= VK_MENU
)
3424 if (wparam
== VK_CONTROL
)
3434 if (!(GetKeyState (l
) & 0x8000) && !(GetKeyState (r
) & 0x8000))
3435 modifiers_recorded
= 1;
3437 modifiers_recorded
= 0;
3438 modifier_key_support_tested
= 1;
3442 record_keydown (unsigned int wparam
, unsigned int lparam
)
3446 if (!modifier_key_support_tested
)
3447 test_modifier_support (wparam
);
3449 if ((wparam
!= VK_CONTROL
&& wparam
!= VK_MENU
) || !modifiers_recorded
)
3452 if (wparam
== VK_CONTROL
)
3453 i
= (lparam
& 0x1000000) ? EMACS_RCONTROL
: EMACS_LCONTROL
;
3455 i
= (lparam
& 0x1000000) ? EMACS_RMENU
: EMACS_LMENU
;
3461 record_keyup (unsigned int wparam
, unsigned int lparam
)
3465 if ((wparam
!= VK_CONTROL
&& wparam
!= VK_MENU
) || !modifiers_recorded
)
3468 if (wparam
== VK_CONTROL
)
3469 i
= (lparam
& 0x1000000) ? EMACS_RCONTROL
: EMACS_LCONTROL
;
3471 i
= (lparam
& 0x1000000) ? EMACS_RMENU
: EMACS_LMENU
;
3476 /* Emacs can lose focus while a modifier key has been pressed. When
3477 it regains focus, be conservative and clear all modifiers since
3478 we cannot reconstruct the left and right modifier state. */
3484 if (GetFocus () == NULL
)
3485 /* Emacs doesn't have keyboard focus. Do nothing. */
3488 ctrl
= GetAsyncKeyState (VK_CONTROL
);
3489 alt
= GetAsyncKeyState (VK_MENU
);
3491 if (!(ctrl
& 0x08000))
3492 /* Clear any recorded control modifier state. */
3493 modifiers
[EMACS_RCONTROL
] = modifiers
[EMACS_LCONTROL
] = 0;
3495 if (!(alt
& 0x08000))
3496 /* Clear any recorded alt modifier state. */
3497 modifiers
[EMACS_RMENU
] = modifiers
[EMACS_LMENU
] = 0;
3499 /* Update the state of all modifier keys, because modifiers used in
3500 hot-key combinations can get stuck on if Emacs loses focus as a
3501 result of a hot-key being pressed. */
3505 #define CURRENT_STATE(key) ((GetAsyncKeyState (key) & 0x8000) >> 8)
3507 GetKeyboardState (keystate
);
3508 keystate
[VK_SHIFT
] = CURRENT_STATE (VK_SHIFT
);
3509 keystate
[VK_CONTROL
] = CURRENT_STATE (VK_CONTROL
);
3510 keystate
[VK_LCONTROL
] = CURRENT_STATE (VK_LCONTROL
);
3511 keystate
[VK_RCONTROL
] = CURRENT_STATE (VK_RCONTROL
);
3512 keystate
[VK_MENU
] = CURRENT_STATE (VK_MENU
);
3513 keystate
[VK_LMENU
] = CURRENT_STATE (VK_LMENU
);
3514 keystate
[VK_RMENU
] = CURRENT_STATE (VK_RMENU
);
3515 keystate
[VK_LWIN
] = CURRENT_STATE (VK_LWIN
);
3516 keystate
[VK_RWIN
] = CURRENT_STATE (VK_RWIN
);
3517 keystate
[VK_APPS
] = CURRENT_STATE (VK_APPS
);
3518 SetKeyboardState (keystate
);
3522 /* Synchronize modifier state with what is reported with the current
3523 keystroke. Even if we cannot distinguish between left and right
3524 modifier keys, we know that, if no modifiers are set, then neither
3525 the left or right modifier should be set. */
3529 if (!modifiers_recorded
)
3532 if (!(GetKeyState (VK_CONTROL
) & 0x8000))
3533 modifiers
[EMACS_RCONTROL
] = modifiers
[EMACS_LCONTROL
] = 0;
3535 if (!(GetKeyState (VK_MENU
) & 0x8000))
3536 modifiers
[EMACS_RMENU
] = modifiers
[EMACS_LMENU
] = 0;
3540 modifier_set (int vkey
)
3542 if (vkey
== VK_CAPITAL
|| vkey
== VK_SCROLL
)
3543 return (GetKeyState (vkey
) & 0x1);
3544 if (!modifiers_recorded
)
3545 return (GetKeyState (vkey
) & 0x8000);
3550 return modifiers
[EMACS_LCONTROL
];
3552 return modifiers
[EMACS_RCONTROL
];
3554 return modifiers
[EMACS_LMENU
];
3556 return modifiers
[EMACS_RMENU
];
3558 return (GetKeyState (vkey
) & 0x8000);
3561 /* Convert between the modifier bits W32 uses and the modifier bits
3565 w32_key_to_modifier (int key
)
3567 Lisp_Object key_mapping
;
3572 key_mapping
= Vw32_lwindow_modifier
;
3575 key_mapping
= Vw32_rwindow_modifier
;
3578 key_mapping
= Vw32_apps_modifier
;
3581 key_mapping
= Vw32_scroll_lock_modifier
;
3587 /* NB. This code runs in the input thread, asychronously to the lisp
3588 thread, so we must be careful to ensure access to lisp data is
3589 thread-safe. The following code is safe because the modifier
3590 variable values are updated atomically from lisp and symbols are
3591 not relocated by GC. Also, we don't have to worry about seeing GC
3593 if (EQ (key_mapping
, Qhyper
))
3594 return hyper_modifier
;
3595 if (EQ (key_mapping
, Qsuper
))
3596 return super_modifier
;
3597 if (EQ (key_mapping
, Qmeta
))
3598 return meta_modifier
;
3599 if (EQ (key_mapping
, Qalt
))
3600 return alt_modifier
;
3601 if (EQ (key_mapping
, Qctrl
))
3602 return ctrl_modifier
;
3603 if (EQ (key_mapping
, Qcontrol
)) /* synonym for ctrl */
3604 return ctrl_modifier
;
3605 if (EQ (key_mapping
, Qshift
))
3606 return shift_modifier
;
3608 /* Don't generate any modifier if not explicitly requested. */
3613 w32_get_modifiers ()
3615 return ((modifier_set (VK_SHIFT
) ? shift_modifier
: 0) |
3616 (modifier_set (VK_CONTROL
) ? ctrl_modifier
: 0) |
3617 (modifier_set (VK_LWIN
) ? w32_key_to_modifier (VK_LWIN
) : 0) |
3618 (modifier_set (VK_RWIN
) ? w32_key_to_modifier (VK_RWIN
) : 0) |
3619 (modifier_set (VK_APPS
) ? w32_key_to_modifier (VK_APPS
) : 0) |
3620 (modifier_set (VK_SCROLL
) ? w32_key_to_modifier (VK_SCROLL
) : 0) |
3621 (modifier_set (VK_MENU
) ?
3622 ((NILP (Vw32_alt_is_meta
)) ? alt_modifier
: meta_modifier
) : 0));
3625 /* We map the VK_* modifiers into console modifier constants
3626 so that we can use the same routines to handle both console
3627 and window input. */
3630 construct_console_modifiers ()
3635 mods
|= (modifier_set (VK_SHIFT
)) ? SHIFT_PRESSED
: 0;
3636 mods
|= (modifier_set (VK_CAPITAL
)) ? CAPSLOCK_ON
: 0;
3637 mods
|= (modifier_set (VK_SCROLL
)) ? SCROLLLOCK_ON
: 0;
3638 mods
|= (modifier_set (VK_NUMLOCK
)) ? NUMLOCK_ON
: 0;
3639 mods
|= (modifier_set (VK_LCONTROL
)) ? LEFT_CTRL_PRESSED
: 0;
3640 mods
|= (modifier_set (VK_RCONTROL
)) ? RIGHT_CTRL_PRESSED
: 0;
3641 mods
|= (modifier_set (VK_LMENU
)) ? LEFT_ALT_PRESSED
: 0;
3642 mods
|= (modifier_set (VK_RMENU
)) ? RIGHT_ALT_PRESSED
: 0;
3643 mods
|= (modifier_set (VK_LWIN
)) ? LEFT_WIN_PRESSED
: 0;
3644 mods
|= (modifier_set (VK_RWIN
)) ? RIGHT_WIN_PRESSED
: 0;
3645 mods
|= (modifier_set (VK_APPS
)) ? APPS_PRESSED
: 0;
3651 w32_get_key_modifiers (unsigned int wparam
, unsigned int lparam
)
3655 /* Convert to emacs modifiers. */
3656 mods
= w32_kbd_mods_to_emacs (construct_console_modifiers (), wparam
);
3662 map_keypad_keys (unsigned int virt_key
, unsigned int extended
)
3664 if (virt_key
< VK_CLEAR
|| virt_key
> VK_DELETE
)
3667 if (virt_key
== VK_RETURN
)
3668 return (extended
? VK_NUMPAD_ENTER
: VK_RETURN
);
3670 if (virt_key
>= VK_PRIOR
&& virt_key
<= VK_DOWN
)
3671 return (!extended
? (VK_NUMPAD_PRIOR
+ (virt_key
- VK_PRIOR
)) : virt_key
);
3673 if (virt_key
== VK_INSERT
|| virt_key
== VK_DELETE
)
3674 return (!extended
? (VK_NUMPAD_INSERT
+ (virt_key
- VK_INSERT
)) : virt_key
);
3676 if (virt_key
== VK_CLEAR
)
3677 return (!extended
? VK_NUMPAD_CLEAR
: virt_key
);
3682 /* List of special key combinations which w32 would normally capture,
3683 but emacs should grab instead. Not directly visible to lisp, to
3684 simplify synchronization. Each item is an integer encoding a virtual
3685 key code and modifier combination to capture. */
3686 Lisp_Object w32_grabbed_keys
;
3688 #define HOTKEY(vk,mods) make_number (((vk) & 255) | ((mods) << 8))
3689 #define HOTKEY_ID(k) (XFASTINT (k) & 0xbfff)
3690 #define HOTKEY_VK_CODE(k) (XFASTINT (k) & 255)
3691 #define HOTKEY_MODIFIERS(k) (XFASTINT (k) >> 8)
3693 /* Register hot-keys for reserved key combinations when Emacs has
3694 keyboard focus, since this is the only way Emacs can receive key
3695 combinations like Alt-Tab which are used by the system. */
3698 register_hot_keys (hwnd
)
3701 Lisp_Object keylist
;
3703 /* Use GC_CONSP, since we are called asynchronously. */
3704 for (keylist
= w32_grabbed_keys
; GC_CONSP (keylist
); keylist
= XCDR (keylist
))
3706 Lisp_Object key
= XCAR (keylist
);
3708 /* Deleted entries get set to nil. */
3709 if (!INTEGERP (key
))
3712 RegisterHotKey (hwnd
, HOTKEY_ID (key
),
3713 HOTKEY_MODIFIERS (key
), HOTKEY_VK_CODE (key
));
3718 unregister_hot_keys (hwnd
)
3721 Lisp_Object keylist
;
3723 /* Use GC_CONSP, since we are called asynchronously. */
3724 for (keylist
= w32_grabbed_keys
; GC_CONSP (keylist
); keylist
= XCDR (keylist
))
3726 Lisp_Object key
= XCAR (keylist
);
3728 if (!INTEGERP (key
))
3731 UnregisterHotKey (hwnd
, HOTKEY_ID (key
));
3735 /* Main message dispatch loop. */
3738 w32_msg_pump (deferred_msg
* msg_buf
)
3744 msh_mousewheel
= RegisterWindowMessage (MSH_MOUSEWHEEL
);
3746 while (GetMessage (&msg
, NULL
, 0, 0))
3748 if (msg
.hwnd
== NULL
)
3750 switch (msg
.message
)
3753 /* Produced by complete_deferred_msg; just ignore. */
3755 case WM_EMACS_CREATEWINDOW
:
3756 w32_createwindow ((struct frame
*) msg
.wParam
);
3757 if (!PostThreadMessage (dwMainThreadId
, WM_EMACS_DONE
, 0, 0))
3760 case WM_EMACS_SETLOCALE
:
3761 SetThreadLocale (msg
.wParam
);
3762 /* Reply is not expected. */
3764 case WM_EMACS_SETKEYBOARDLAYOUT
:
3765 result
= (int) ActivateKeyboardLayout ((HKL
) msg
.wParam
, 0);
3766 if (!PostThreadMessage (dwMainThreadId
, WM_EMACS_DONE
,
3770 case WM_EMACS_REGISTER_HOT_KEY
:
3771 focus_window
= GetFocus ();
3772 if (focus_window
!= NULL
)
3773 RegisterHotKey (focus_window
,
3774 HOTKEY_ID (msg
.wParam
),
3775 HOTKEY_MODIFIERS (msg
.wParam
),
3776 HOTKEY_VK_CODE (msg
.wParam
));
3777 /* Reply is not expected. */
3779 case WM_EMACS_UNREGISTER_HOT_KEY
:
3780 focus_window
= GetFocus ();
3781 if (focus_window
!= NULL
)
3782 UnregisterHotKey (focus_window
, HOTKEY_ID (msg
.wParam
));
3783 /* Mark item as erased. NB: this code must be
3784 thread-safe. The next line is okay because the cons
3785 cell is never made into garbage and is not relocated by
3787 XCAR ((Lisp_Object
) msg
.lParam
) = Qnil
;
3788 if (!PostThreadMessage (dwMainThreadId
, WM_EMACS_DONE
, 0, 0))
3791 case WM_EMACS_TOGGLE_LOCK_KEY
:
3793 int vk_code
= (int) msg
.wParam
;
3794 int cur_state
= (GetKeyState (vk_code
) & 1);
3795 Lisp_Object new_state
= (Lisp_Object
) msg
.lParam
;
3797 /* NB: This code must be thread-safe. It is safe to
3798 call NILP because symbols are not relocated by GC,
3799 and pointer here is not touched by GC (so the markbit
3800 can't be set). Numbers are safe because they are
3801 immediate values. */
3802 if (NILP (new_state
)
3803 || (NUMBERP (new_state
)
3804 && ((XUINT (new_state
)) & 1) != cur_state
))
3806 one_w32_display_info
.faked_key
= vk_code
;
3808 keybd_event ((BYTE
) vk_code
,
3809 (BYTE
) MapVirtualKey (vk_code
, 0),
3810 KEYEVENTF_EXTENDEDKEY
| KEYEVENTF_KEYUP
, 0);
3811 keybd_event ((BYTE
) vk_code
,
3812 (BYTE
) MapVirtualKey (vk_code
, 0),
3813 KEYEVENTF_EXTENDEDKEY
| 0, 0);
3814 keybd_event ((BYTE
) vk_code
,
3815 (BYTE
) MapVirtualKey (vk_code
, 0),
3816 KEYEVENTF_EXTENDEDKEY
| KEYEVENTF_KEYUP
, 0);
3817 cur_state
= !cur_state
;
3819 if (!PostThreadMessage (dwMainThreadId
, WM_EMACS_DONE
,
3825 DebPrint (("msg %x not expected by w32_msg_pump\n", msg
.message
));
3830 DispatchMessage (&msg
);
3833 /* Exit nested loop when our deferred message has completed. */
3834 if (msg_buf
->completed
)
3839 deferred_msg
* deferred_msg_head
;
3841 static deferred_msg
*
3842 find_deferred_msg (HWND hwnd
, UINT msg
)
3844 deferred_msg
* item
;
3846 /* Don't actually need synchronization for read access, since
3847 modification of single pointer is always atomic. */
3848 /* enter_crit (); */
3850 for (item
= deferred_msg_head
; item
!= NULL
; item
= item
->next
)
3851 if (item
->w32msg
.msg
.hwnd
== hwnd
3852 && item
->w32msg
.msg
.message
== msg
)
3855 /* leave_crit (); */
3861 send_deferred_msg (deferred_msg
* msg_buf
,
3867 /* Only input thread can send deferred messages. */
3868 if (GetCurrentThreadId () != dwWindowsThreadId
)
3871 /* It is an error to send a message that is already deferred. */
3872 if (find_deferred_msg (hwnd
, msg
) != NULL
)
3875 /* Enforced synchronization is not needed because this is the only
3876 function that alters deferred_msg_head, and the following critical
3877 section is guaranteed to only be serially reentered (since only the
3878 input thread can call us). */
3880 /* enter_crit (); */
3882 msg_buf
->completed
= 0;
3883 msg_buf
->next
= deferred_msg_head
;
3884 deferred_msg_head
= msg_buf
;
3885 my_post_msg (&msg_buf
->w32msg
, hwnd
, msg
, wParam
, lParam
);
3887 /* leave_crit (); */
3889 /* Start a new nested message loop to process other messages until
3890 this one is completed. */
3891 w32_msg_pump (msg_buf
);
3893 deferred_msg_head
= msg_buf
->next
;
3895 return msg_buf
->result
;
3899 complete_deferred_msg (HWND hwnd
, UINT msg
, LRESULT result
)
3901 deferred_msg
* msg_buf
= find_deferred_msg (hwnd
, msg
);
3903 if (msg_buf
== NULL
)
3904 /* Message may have been cancelled, so don't abort(). */
3907 msg_buf
->result
= result
;
3908 msg_buf
->completed
= 1;
3910 /* Ensure input thread is woken so it notices the completion. */
3911 PostThreadMessage (dwWindowsThreadId
, WM_NULL
, 0, 0);
3915 cancel_all_deferred_msgs ()
3917 deferred_msg
* item
;
3919 /* Don't actually need synchronization for read access, since
3920 modification of single pointer is always atomic. */
3921 /* enter_crit (); */
3923 for (item
= deferred_msg_head
; item
!= NULL
; item
= item
->next
)
3926 item
->completed
= 1;
3929 /* leave_crit (); */
3931 /* Ensure input thread is woken so it notices the completion. */
3932 PostThreadMessage (dwWindowsThreadId
, WM_NULL
, 0, 0);
3940 deferred_msg dummy_buf
;
3942 /* Ensure our message queue is created */
3944 PeekMessage (&msg
, NULL
, 0, 0, PM_NOREMOVE
);
3946 if (!PostThreadMessage (dwMainThreadId
, WM_EMACS_DONE
, 0, 0))
3949 memset (&dummy_buf
, 0, sizeof (dummy_buf
));
3950 dummy_buf
.w32msg
.msg
.hwnd
= NULL
;
3951 dummy_buf
.w32msg
.msg
.message
= WM_NULL
;
3953 /* This is the inital message loop which should only exit when the
3954 application quits. */
3955 w32_msg_pump (&dummy_buf
);
3961 post_character_message (hwnd
, msg
, wParam
, lParam
, modifiers
)
3971 wmsg
.dwModifiers
= modifiers
;
3973 /* Detect quit_char and set quit-flag directly. Note that we
3974 still need to post a message to ensure the main thread will be
3975 woken up if blocked in sys_select(), but we do NOT want to post
3976 the quit_char message itself (because it will usually be as if
3977 the user had typed quit_char twice). Instead, we post a dummy
3978 message that has no particular effect. */
3981 if (isalpha (c
) && wmsg
.dwModifiers
== ctrl_modifier
)
3982 c
= make_ctrl_char (c
) & 0377;
3984 || (wmsg
.dwModifiers
== 0 &&
3985 XFASTINT (Vw32_quit_key
) && wParam
== XFASTINT (Vw32_quit_key
)))
3989 /* The choice of message is somewhat arbitrary, as long as
3990 the main thread handler just ignores it. */
3993 /* Interrupt any blocking system calls. */
3996 /* As a safety precaution, forcibly complete any deferred
3997 messages. This is a kludge, but I don't see any particularly
3998 clean way to handle the situation where a deferred message is
3999 "dropped" in the lisp thread, and will thus never be
4000 completed, eg. by the user trying to activate the menubar
4001 when the lisp thread is busy, and then typing C-g when the
4002 menubar doesn't open promptly (with the result that the
4003 menubar never responds at all because the deferred
4004 WM_INITMENU message is never completed). Another problem
4005 situation is when the lisp thread calls SendMessage (to send
4006 a window manager command) when a message has been deferred;
4007 the lisp thread gets blocked indefinitely waiting for the
4008 deferred message to be completed, which itself is waiting for
4009 the lisp thread to respond.
4011 Note that we don't want to block the input thread waiting for
4012 a reponse from the lisp thread (although that would at least
4013 solve the deadlock problem above), because we want to be able
4014 to receive C-g to interrupt the lisp thread. */
4015 cancel_all_deferred_msgs ();
4019 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4022 /* Main window procedure */
4025 w32_wnd_proc (hwnd
, msg
, wParam
, lParam
)
4032 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
4034 int windows_translate
;
4037 /* Note that it is okay to call x_window_to_frame, even though we are
4038 not running in the main lisp thread, because frame deletion
4039 requires the lisp thread to synchronize with this thread. Thus, if
4040 a frame struct is returned, it can be used without concern that the
4041 lisp thread might make it disappear while we are using it.
4043 NB. Walking the frame list in this thread is safe (as long as
4044 writes of Lisp_Object slots are atomic, which they are on Windows).
4045 Although delete-frame can destructively modify the frame list while
4046 we are walking it, a garbage collection cannot occur until after
4047 delete-frame has synchronized with this thread.
4049 It is also safe to use functions that make GDI calls, such as
4050 w32_clear_rect, because these functions must obtain a DC handle
4051 from the frame struct using get_frame_dc which is thread-aware. */
4056 f
= x_window_to_frame (dpyinfo
, hwnd
);
4059 HDC hdc
= get_frame_dc (f
);
4060 GetUpdateRect (hwnd
, &wmsg
.rect
, FALSE
);
4061 w32_clear_rect (f
, hdc
, &wmsg
.rect
);
4062 release_frame_dc (f
, hdc
);
4064 #if defined (W32_DEBUG_DISPLAY)
4065 DebPrint (("WM_ERASEBKGND: erasing %d,%d-%d,%d\n",
4066 wmsg
.rect
.left
, wmsg
.rect
.top
, wmsg
.rect
.right
,
4068 #endif /* W32_DEBUG_DISPLAY */
4071 case WM_PALETTECHANGED
:
4072 /* ignore our own changes */
4073 if ((HWND
)wParam
!= hwnd
)
4075 f
= x_window_to_frame (dpyinfo
, hwnd
);
4077 /* get_frame_dc will realize our palette and force all
4078 frames to be redrawn if needed. */
4079 release_frame_dc (f
, get_frame_dc (f
));
4084 PAINTSTRUCT paintStruct
;
4087 /* MSDN Docs say not to call BeginPaint if GetUpdateRect
4088 fails. Apparently this can happen under some
4090 if (!w32_strict_painting
|| GetUpdateRect (hwnd
, &update_rect
, FALSE
))
4093 BeginPaint (hwnd
, &paintStruct
);
4095 if (w32_strict_painting
)
4096 /* The rectangles returned by GetUpdateRect and BeginPaint
4097 do not always match. GetUpdateRect seems to be the
4098 more reliable of the two. */
4099 wmsg
.rect
= update_rect
;
4101 wmsg
.rect
= paintStruct
.rcPaint
;
4103 #if defined (W32_DEBUG_DISPLAY)
4104 DebPrint (("WM_PAINT: painting %d,%d-%d,%d\n", wmsg
.rect
.left
,
4105 wmsg
.rect
.top
, wmsg
.rect
.right
, wmsg
.rect
.bottom
));
4106 DebPrint (("WM_PAINT: update region is %d,%d-%d,%d\n",
4107 update_rect
.left
, update_rect
.top
,
4108 update_rect
.right
, update_rect
.bottom
));
4110 EndPaint (hwnd
, &paintStruct
);
4113 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4118 /* If GetUpdateRect returns 0 (meaning there is no update
4119 region), assume the whole window needs to be repainted. */
4120 GetClientRect(hwnd
, &wmsg
.rect
);
4121 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4125 case WM_INPUTLANGCHANGE
:
4126 /* Inform lisp thread of keyboard layout changes. */
4127 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4129 /* Clear dead keys in the keyboard state; for simplicity only
4130 preserve modifier key states. */
4135 GetKeyboardState (keystate
);
4136 for (i
= 0; i
< 256; i
++)
4153 SetKeyboardState (keystate
);
4158 /* Synchronize hot keys with normal input. */
4159 PostMessage (hwnd
, WM_KEYDOWN
, HIWORD (lParam
), 0);
4164 record_keyup (wParam
, lParam
);
4169 /* Ignore keystrokes we fake ourself; see below. */
4170 if (dpyinfo
->faked_key
== wParam
)
4172 dpyinfo
->faked_key
= 0;
4173 /* Make sure TranslateMessage sees them though (as long as
4174 they don't produce WM_CHAR messages). This ensures that
4175 indicator lights are toggled promptly on Windows 9x, for
4177 if (lispy_function_keys
[wParam
] != 0)
4179 windows_translate
= 1;
4185 /* Synchronize modifiers with current keystroke. */
4187 record_keydown (wParam
, lParam
);
4188 wParam
= map_keypad_keys (wParam
, (lParam
& 0x1000000L
) != 0);
4190 windows_translate
= 0;
4195 if (NILP (Vw32_pass_lwindow_to_system
))
4197 /* Prevent system from acting on keyup (which opens the
4198 Start menu if no other key was pressed) by simulating a
4199 press of Space which we will ignore. */
4200 if (GetAsyncKeyState (wParam
) & 1)
4202 if (NUMBERP (Vw32_phantom_key_code
))
4203 key
= XUINT (Vw32_phantom_key_code
) & 255;
4206 dpyinfo
->faked_key
= key
;
4207 keybd_event (key
, (BYTE
) MapVirtualKey (key
, 0), 0, 0);
4210 if (!NILP (Vw32_lwindow_modifier
))
4214 if (NILP (Vw32_pass_rwindow_to_system
))
4216 if (GetAsyncKeyState (wParam
) & 1)
4218 if (NUMBERP (Vw32_phantom_key_code
))
4219 key
= XUINT (Vw32_phantom_key_code
) & 255;
4222 dpyinfo
->faked_key
= key
;
4223 keybd_event (key
, (BYTE
) MapVirtualKey (key
, 0), 0, 0);
4226 if (!NILP (Vw32_rwindow_modifier
))
4230 if (!NILP (Vw32_apps_modifier
))
4234 if (NILP (Vw32_pass_alt_to_system
))
4235 /* Prevent DefWindowProc from activating the menu bar if an
4236 Alt key is pressed and released by itself. */
4238 windows_translate
= 1;
4241 /* Decide whether to treat as modifier or function key. */
4242 if (NILP (Vw32_enable_caps_lock
))
4243 goto disable_lock_key
;
4244 windows_translate
= 1;
4247 /* Decide whether to treat as modifier or function key. */
4248 if (NILP (Vw32_enable_num_lock
))
4249 goto disable_lock_key
;
4250 windows_translate
= 1;
4253 /* Decide whether to treat as modifier or function key. */
4254 if (NILP (Vw32_scroll_lock_modifier
))
4255 goto disable_lock_key
;
4256 windows_translate
= 1;
4259 /* Ensure the appropriate lock key state (and indicator light)
4260 remains in the same state. We do this by faking another
4261 press of the relevant key. Apparently, this really is the
4262 only way to toggle the state of the indicator lights. */
4263 dpyinfo
->faked_key
= wParam
;
4264 keybd_event ((BYTE
) wParam
, (BYTE
) MapVirtualKey (wParam
, 0),
4265 KEYEVENTF_EXTENDEDKEY
| KEYEVENTF_KEYUP
, 0);
4266 keybd_event ((BYTE
) wParam
, (BYTE
) MapVirtualKey (wParam
, 0),
4267 KEYEVENTF_EXTENDEDKEY
| 0, 0);
4268 keybd_event ((BYTE
) wParam
, (BYTE
) MapVirtualKey (wParam
, 0),
4269 KEYEVENTF_EXTENDEDKEY
| KEYEVENTF_KEYUP
, 0);
4270 /* Ensure indicator lights are updated promptly on Windows 9x
4271 (TranslateMessage apparently does this), after forwarding
4273 post_character_message (hwnd
, msg
, wParam
, lParam
,
4274 w32_get_key_modifiers (wParam
, lParam
));
4275 windows_translate
= 1;
4279 case VK_PROCESSKEY
: /* Generated by IME. */
4280 windows_translate
= 1;
4283 /* Windows maps Ctrl-Pause (aka Ctrl-Break) into VK_CANCEL,
4284 which is confusing for purposes of key binding; convert
4285 VK_CANCEL events into VK_PAUSE events. */
4289 /* Windows maps Ctrl-NumLock into VK_PAUSE, which is confusing
4290 for purposes of key binding; convert these back into
4291 VK_NUMLOCK events, at least when we want to see NumLock key
4292 presses. (Note that there is never any possibility that
4293 VK_PAUSE with Ctrl really is C-Pause as per above.) */
4294 if (NILP (Vw32_enable_num_lock
) && modifier_set (VK_CONTROL
))
4295 wParam
= VK_NUMLOCK
;
4298 /* If not defined as a function key, change it to a WM_CHAR message. */
4299 if (lispy_function_keys
[wParam
] == 0)
4301 DWORD modifiers
= construct_console_modifiers ();
4303 if (!NILP (Vw32_recognize_altgr
)
4304 && modifier_set (VK_LCONTROL
) && modifier_set (VK_RMENU
))
4306 /* Always let TranslateMessage handle AltGr key chords;
4307 for some reason, ToAscii doesn't always process AltGr
4308 chords correctly. */
4309 windows_translate
= 1;
4311 else if ((modifiers
& (~SHIFT_PRESSED
& ~CAPSLOCK_ON
)) != 0)
4313 /* Handle key chords including any modifiers other
4314 than shift directly, in order to preserve as much
4315 modifier information as possible. */
4316 if ('A' <= wParam
&& wParam
<= 'Z')
4318 /* Don't translate modified alphabetic keystrokes,
4319 so the user doesn't need to constantly switch
4320 layout to type control or meta keystrokes when
4321 the normal layout translates alphabetic
4322 characters to non-ascii characters. */
4323 if (!modifier_set (VK_SHIFT
))
4324 wParam
+= ('a' - 'A');
4329 /* Try to handle other keystrokes by determining the
4330 base character (ie. translating the base key plus
4334 KEY_EVENT_RECORD key
;
4336 key
.bKeyDown
= TRUE
;
4337 key
.wRepeatCount
= 1;
4338 key
.wVirtualKeyCode
= wParam
;
4339 key
.wVirtualScanCode
= (lParam
& 0xFF0000) >> 16;
4340 key
.uChar
.AsciiChar
= 0;
4341 key
.dwControlKeyState
= modifiers
;
4343 add
= w32_kbd_patch_key (&key
);
4344 /* 0 means an unrecognised keycode, negative means
4345 dead key. Ignore both. */
4348 /* Forward asciified character sequence. */
4349 post_character_message
4350 (hwnd
, WM_CHAR
, key
.uChar
.AsciiChar
, lParam
,
4351 w32_get_key_modifiers (wParam
, lParam
));
4352 w32_kbd_patch_key (&key
);
4359 /* Let TranslateMessage handle everything else. */
4360 windows_translate
= 1;
4366 if (windows_translate
)
4368 MSG windows_msg
= { hwnd
, msg
, wParam
, lParam
, 0, {0,0} };
4370 windows_msg
.time
= GetMessageTime ();
4371 TranslateMessage (&windows_msg
);
4379 post_character_message (hwnd
, msg
, wParam
, lParam
,
4380 w32_get_key_modifiers (wParam
, lParam
));
4383 /* Simulate middle mouse button events when left and right buttons
4384 are used together, but only if user has two button mouse. */
4385 case WM_LBUTTONDOWN
:
4386 case WM_RBUTTONDOWN
:
4387 if (XINT (Vw32_num_mouse_buttons
) > 2)
4388 goto handle_plain_button
;
4391 int this = (msg
== WM_LBUTTONDOWN
) ? LMOUSE
: RMOUSE
;
4392 int other
= (msg
== WM_LBUTTONDOWN
) ? RMOUSE
: LMOUSE
;
4394 if (button_state
& this)
4397 if (button_state
== 0)
4400 button_state
|= this;
4402 if (button_state
& other
)
4404 if (mouse_button_timer
)
4406 KillTimer (hwnd
, mouse_button_timer
);
4407 mouse_button_timer
= 0;
4409 /* Generate middle mouse event instead. */
4410 msg
= WM_MBUTTONDOWN
;
4411 button_state
|= MMOUSE
;
4413 else if (button_state
& MMOUSE
)
4415 /* Ignore button event if we've already generated a
4416 middle mouse down event. This happens if the
4417 user releases and press one of the two buttons
4418 after we've faked a middle mouse event. */
4423 /* Flush out saved message. */
4424 post_msg (&saved_mouse_button_msg
);
4426 wmsg
.dwModifiers
= w32_get_modifiers ();
4427 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4429 /* Clear message buffer. */
4430 saved_mouse_button_msg
.msg
.hwnd
= 0;
4434 /* Hold onto message for now. */
4435 mouse_button_timer
=
4436 SetTimer (hwnd
, MOUSE_BUTTON_ID
,
4437 XINT (Vw32_mouse_button_tolerance
), NULL
);
4438 saved_mouse_button_msg
.msg
.hwnd
= hwnd
;
4439 saved_mouse_button_msg
.msg
.message
= msg
;
4440 saved_mouse_button_msg
.msg
.wParam
= wParam
;
4441 saved_mouse_button_msg
.msg
.lParam
= lParam
;
4442 saved_mouse_button_msg
.msg
.time
= GetMessageTime ();
4443 saved_mouse_button_msg
.dwModifiers
= w32_get_modifiers ();
4450 if (XINT (Vw32_num_mouse_buttons
) > 2)
4451 goto handle_plain_button
;
4454 int this = (msg
== WM_LBUTTONUP
) ? LMOUSE
: RMOUSE
;
4455 int other
= (msg
== WM_LBUTTONUP
) ? RMOUSE
: LMOUSE
;
4457 if ((button_state
& this) == 0)
4460 button_state
&= ~this;
4462 if (button_state
& MMOUSE
)
4464 /* Only generate event when second button is released. */
4465 if ((button_state
& other
) == 0)
4468 button_state
&= ~MMOUSE
;
4470 if (button_state
) abort ();
4477 /* Flush out saved message if necessary. */
4478 if (saved_mouse_button_msg
.msg
.hwnd
)
4480 post_msg (&saved_mouse_button_msg
);
4483 wmsg
.dwModifiers
= w32_get_modifiers ();
4484 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4486 /* Always clear message buffer and cancel timer. */
4487 saved_mouse_button_msg
.msg
.hwnd
= 0;
4488 KillTimer (hwnd
, mouse_button_timer
);
4489 mouse_button_timer
= 0;
4491 if (button_state
== 0)
4496 case WM_MBUTTONDOWN
:
4498 handle_plain_button
:
4503 if (parse_button (msg
, &button
, &up
))
4505 if (up
) ReleaseCapture ();
4506 else SetCapture (hwnd
);
4507 button
= (button
== 0) ? LMOUSE
:
4508 ((button
== 1) ? MMOUSE
: RMOUSE
);
4510 button_state
&= ~button
;
4512 button_state
|= button
;
4516 wmsg
.dwModifiers
= w32_get_modifiers ();
4517 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4522 if (XINT (Vw32_mouse_move_interval
) <= 0
4523 || (msg
== WM_MOUSEMOVE
&& button_state
== 0))
4525 wmsg
.dwModifiers
= w32_get_modifiers ();
4526 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4530 /* Hang onto mouse move and scroll messages for a bit, to avoid
4531 sending such events to Emacs faster than it can process them.
4532 If we get more events before the timer from the first message
4533 expires, we just replace the first message. */
4535 if (saved_mouse_move_msg
.msg
.hwnd
== 0)
4537 SetTimer (hwnd
, MOUSE_MOVE_ID
,
4538 XINT (Vw32_mouse_move_interval
), NULL
);
4540 /* Hold onto message for now. */
4541 saved_mouse_move_msg
.msg
.hwnd
= hwnd
;
4542 saved_mouse_move_msg
.msg
.message
= msg
;
4543 saved_mouse_move_msg
.msg
.wParam
= wParam
;
4544 saved_mouse_move_msg
.msg
.lParam
= lParam
;
4545 saved_mouse_move_msg
.msg
.time
= GetMessageTime ();
4546 saved_mouse_move_msg
.dwModifiers
= w32_get_modifiers ();
4551 wmsg
.dwModifiers
= w32_get_modifiers ();
4552 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4556 wmsg
.dwModifiers
= w32_get_modifiers ();
4557 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4561 /* Flush out saved messages if necessary. */
4562 if (wParam
== mouse_button_timer
)
4564 if (saved_mouse_button_msg
.msg
.hwnd
)
4566 post_msg (&saved_mouse_button_msg
);
4567 saved_mouse_button_msg
.msg
.hwnd
= 0;
4569 KillTimer (hwnd
, mouse_button_timer
);
4570 mouse_button_timer
= 0;
4572 else if (wParam
== mouse_move_timer
)
4574 if (saved_mouse_move_msg
.msg
.hwnd
)
4576 post_msg (&saved_mouse_move_msg
);
4577 saved_mouse_move_msg
.msg
.hwnd
= 0;
4579 KillTimer (hwnd
, mouse_move_timer
);
4580 mouse_move_timer
= 0;
4585 /* Windows doesn't send us focus messages when putting up and
4586 taking down a system popup dialog as for Ctrl-Alt-Del on Windows 95.
4587 The only indication we get that something happened is receiving
4588 this message afterwards. So this is a good time to reset our
4589 keyboard modifiers' state. */
4596 /* We must ensure menu bar is fully constructed and up to date
4597 before allowing user interaction with it. To achieve this
4598 we send this message to the lisp thread and wait for a
4599 reply (whose value is not actually needed) to indicate that
4600 the menu bar is now ready for use, so we can now return.
4602 To remain responsive in the meantime, we enter a nested message
4603 loop that can process all other messages.
4605 However, we skip all this if the message results from calling
4606 TrackPopupMenu - in fact, we must NOT attempt to send the lisp
4607 thread a message because it is blocked on us at this point. We
4608 set menubar_active before calling TrackPopupMenu to indicate
4609 this (there is no possibility of confusion with real menubar
4612 f
= x_window_to_frame (dpyinfo
, hwnd
);
4614 && (f
->output_data
.w32
->menubar_active
4615 /* We can receive this message even in the absence of a
4616 menubar (ie. when the system menu is activated) - in this
4617 case we do NOT want to forward the message, otherwise it
4618 will cause the menubar to suddenly appear when the user
4619 had requested it to be turned off! */
4620 || f
->output_data
.w32
->menubar_widget
== NULL
))
4624 deferred_msg msg_buf
;
4626 /* Detect if message has already been deferred; in this case
4627 we cannot return any sensible value to ignore this. */
4628 if (find_deferred_msg (hwnd
, msg
) != NULL
)
4631 return send_deferred_msg (&msg_buf
, hwnd
, msg
, wParam
, lParam
);
4634 case WM_EXITMENULOOP
:
4635 f
= x_window_to_frame (dpyinfo
, hwnd
);
4637 /* Indicate that menubar can be modified again. */
4639 f
->output_data
.w32
->menubar_active
= 0;
4643 wmsg
.dwModifiers
= w32_get_modifiers ();
4644 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4647 case WM_MEASUREITEM
:
4648 f
= x_window_to_frame (dpyinfo
, hwnd
);
4651 MEASUREITEMSTRUCT
* pMis
= (MEASUREITEMSTRUCT
*) lParam
;
4653 if (pMis
->CtlType
== ODT_MENU
)
4655 /* Work out dimensions for popup menu titles. */
4656 char * title
= (char *) pMis
->itemData
;
4657 HDC hdc
= GetDC (hwnd
);
4658 HFONT menu_font
= GetCurrentObject (hdc
, OBJ_FONT
);
4659 LOGFONT menu_logfont
;
4663 GetObject (menu_font
, sizeof (menu_logfont
), &menu_logfont
);
4664 menu_logfont
.lfWeight
= FW_BOLD
;
4665 menu_font
= CreateFontIndirect (&menu_logfont
);
4666 old_font
= SelectObject (hdc
, menu_font
);
4668 pMis
->itemHeight
= GetSystemMetrics (SM_CYMENUSIZE
);
4671 GetTextExtentPoint32 (hdc
, title
, strlen (title
), &size
);
4672 pMis
->itemWidth
= size
.cx
;
4673 if (pMis
->itemHeight
< size
.cy
)
4674 pMis
->itemHeight
= size
.cy
;
4677 pMis
->itemWidth
= 0;
4679 SelectObject (hdc
, old_font
);
4680 DeleteObject (menu_font
);
4681 ReleaseDC (hwnd
, hdc
);
4688 f
= x_window_to_frame (dpyinfo
, hwnd
);
4691 DRAWITEMSTRUCT
* pDis
= (DRAWITEMSTRUCT
*) lParam
;
4693 if (pDis
->CtlType
== ODT_MENU
)
4695 /* Draw popup menu title. */
4696 char * title
= (char *) pDis
->itemData
;
4699 HDC hdc
= pDis
->hDC
;
4700 HFONT menu_font
= GetCurrentObject (hdc
, OBJ_FONT
);
4701 LOGFONT menu_logfont
;
4704 GetObject (menu_font
, sizeof (menu_logfont
), &menu_logfont
);
4705 menu_logfont
.lfWeight
= FW_BOLD
;
4706 menu_font
= CreateFontIndirect (&menu_logfont
);
4707 old_font
= SelectObject (hdc
, menu_font
);
4709 /* Always draw title as if not selected. */
4712 + GetSystemMetrics (SM_CXMENUCHECK
),
4714 ETO_OPAQUE
, &pDis
->rcItem
,
4715 title
, strlen (title
), NULL
);
4717 SelectObject (hdc
, old_font
);
4718 DeleteObject (menu_font
);
4726 /* Still not right - can't distinguish between clicks in the
4727 client area of the frame from clicks forwarded from the scroll
4728 bars - may have to hook WM_NCHITTEST to remember the mouse
4729 position and then check if it is in the client area ourselves. */
4730 case WM_MOUSEACTIVATE
:
4731 /* Discard the mouse click that activates a frame, allowing the
4732 user to click anywhere without changing point (or worse!).
4733 Don't eat mouse clicks on scrollbars though!! */
4734 if (LOWORD (lParam
) == HTCLIENT
)
4735 return MA_ACTIVATEANDEAT
;
4739 case WM_ACTIVATEAPP
:
4741 case WM_WINDOWPOSCHANGED
:
4743 /* Inform lisp thread that a frame might have just been obscured
4744 or exposed, so should recheck visibility of all frames. */
4745 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4749 dpyinfo
->faked_key
= 0;
4751 register_hot_keys (hwnd
);
4754 unregister_hot_keys (hwnd
);
4761 wmsg
.dwModifiers
= w32_get_modifiers ();
4762 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4766 wmsg
.dwModifiers
= w32_get_modifiers ();
4767 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4770 case WM_WINDOWPOSCHANGING
:
4773 LPWINDOWPOS lppos
= (WINDOWPOS
*) lParam
;
4775 wp
.length
= sizeof (WINDOWPLACEMENT
);
4776 GetWindowPlacement (hwnd
, &wp
);
4778 if (wp
.showCmd
!= SW_SHOWMINIMIZED
&& (lppos
->flags
& SWP_NOSIZE
) == 0)
4785 DWORD internal_border
;
4786 DWORD scrollbar_extra
;
4789 wp
.length
= sizeof(wp
);
4790 GetWindowRect (hwnd
, &wr
);
4794 font_width
= GetWindowLong (hwnd
, WND_FONTWIDTH_INDEX
);
4795 line_height
= GetWindowLong (hwnd
, WND_LINEHEIGHT_INDEX
);
4796 internal_border
= GetWindowLong (hwnd
, WND_BORDER_INDEX
);
4797 scrollbar_extra
= GetWindowLong (hwnd
, WND_SCROLLBAR_INDEX
);
4801 memset (&rect
, 0, sizeof (rect
));
4802 AdjustWindowRect (&rect
, GetWindowLong (hwnd
, GWL_STYLE
),
4803 GetMenu (hwnd
) != NULL
);
4805 /* Force width and height of client area to be exact
4806 multiples of the character cell dimensions. */
4807 wdiff
= (lppos
->cx
- (rect
.right
- rect
.left
)
4808 - 2 * internal_border
- scrollbar_extra
)
4810 hdiff
= (lppos
->cy
- (rect
.bottom
- rect
.top
)
4811 - 2 * internal_border
)
4816 /* For right/bottom sizing we can just fix the sizes.
4817 However for top/left sizing we will need to fix the X
4818 and Y positions as well. */
4823 if (wp
.showCmd
!= SW_SHOWMAXIMIZED
4824 && (lppos
->flags
& SWP_NOMOVE
) == 0)
4826 if (lppos
->x
!= wr
.left
|| lppos
->y
!= wr
.top
)
4833 lppos
->flags
|= SWP_NOMOVE
;
4844 case WM_GETMINMAXINFO
:
4845 /* Hack to correct bug that allows Emacs frames to be resized
4846 below the Minimum Tracking Size. */
4847 ((LPMINMAXINFO
) lParam
)->ptMinTrackSize
.y
++;
4850 case WM_EMACS_CREATESCROLLBAR
:
4851 return (LRESULT
) w32_createscrollbar ((struct frame
*) wParam
,
4852 (struct scroll_bar
*) lParam
);
4854 case WM_EMACS_SHOWWINDOW
:
4855 return ShowWindow ((HWND
) wParam
, (WPARAM
) lParam
);
4857 case WM_EMACS_SETFOREGROUND
:
4859 HWND foreground_window
;
4860 DWORD foreground_thread
, retval
;
4862 /* On NT 5.0, and apparently Windows 98, it is necessary to
4863 attach to the thread that currently has focus in order to
4864 pull the focus away from it. */
4865 foreground_window
= GetForegroundWindow ();
4866 foreground_thread
= GetWindowThreadProcessId (foreground_window
, NULL
);
4867 if (!foreground_window
4868 || foreground_thread
== GetCurrentThreadId ()
4869 || !AttachThreadInput (GetCurrentThreadId (),
4870 foreground_thread
, TRUE
))
4871 foreground_thread
= 0;
4873 retval
= SetForegroundWindow ((HWND
) wParam
);
4875 /* Detach from the previous foreground thread. */
4876 if (foreground_thread
)
4877 AttachThreadInput (GetCurrentThreadId (),
4878 foreground_thread
, FALSE
);
4883 case WM_EMACS_SETWINDOWPOS
:
4885 WINDOWPOS
* pos
= (WINDOWPOS
*) wParam
;
4886 return SetWindowPos (hwnd
, pos
->hwndInsertAfter
,
4887 pos
->x
, pos
->y
, pos
->cx
, pos
->cy
, pos
->flags
);
4890 case WM_EMACS_DESTROYWINDOW
:
4891 DragAcceptFiles ((HWND
) wParam
, FALSE
);
4892 return DestroyWindow ((HWND
) wParam
);
4894 case WM_EMACS_TRACKPOPUPMENU
:
4899 pos
= (POINT
*)lParam
;
4900 flags
= TPM_CENTERALIGN
;
4901 if (button_state
& LMOUSE
)
4902 flags
|= TPM_LEFTBUTTON
;
4903 else if (button_state
& RMOUSE
)
4904 flags
|= TPM_RIGHTBUTTON
;
4906 /* Remember we did a SetCapture on the initial mouse down event,
4907 so for safety, we make sure the capture is cancelled now. */
4911 /* Use menubar_active to indicate that WM_INITMENU is from
4912 TrackPopupMenu below, and should be ignored. */
4913 f
= x_window_to_frame (dpyinfo
, hwnd
);
4915 f
->output_data
.w32
->menubar_active
= 1;
4917 if (TrackPopupMenu ((HMENU
)wParam
, flags
, pos
->x
, pos
->y
,
4921 /* Eat any mouse messages during popupmenu */
4922 while (PeekMessage (&amsg
, hwnd
, WM_MOUSEFIRST
, WM_MOUSELAST
,
4924 /* Get the menu selection, if any */
4925 if (PeekMessage (&amsg
, hwnd
, WM_COMMAND
, WM_COMMAND
, PM_REMOVE
))
4927 retval
= LOWORD (amsg
.wParam
);
4943 /* Check for messages registered at runtime. */
4944 if (msg
== msh_mousewheel
)
4946 wmsg
.dwModifiers
= w32_get_modifiers ();
4947 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4952 return DefWindowProc (hwnd
, msg
, wParam
, lParam
);
4956 /* The most common default return code for handled messages is 0. */
4961 my_create_window (f
)
4966 if (!PostThreadMessage (dwWindowsThreadId
, WM_EMACS_CREATEWINDOW
, (WPARAM
)f
, 0))
4968 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
4971 /* Create and set up the w32 window for frame F. */
4974 w32_window (f
, window_prompting
, minibuffer_only
)
4976 long window_prompting
;
4977 int minibuffer_only
;
4981 /* Use the resource name as the top-level window name
4982 for looking up resources. Make a non-Lisp copy
4983 for the window manager, so GC relocation won't bother it.
4985 Elsewhere we specify the window name for the window manager. */
4988 char *str
= (char *) XSTRING (Vx_resource_name
)->data
;
4989 f
->namebuf
= (char *) xmalloc (strlen (str
) + 1);
4990 strcpy (f
->namebuf
, str
);
4993 my_create_window (f
);
4995 validate_x_resource_name ();
4997 /* x_set_name normally ignores requests to set the name if the
4998 requested name is the same as the current name. This is the one
4999 place where that assumption isn't correct; f->name is set, but
5000 the server hasn't been told. */
5003 int explicit = f
->explicit_name
;
5005 f
->explicit_name
= 0;
5008 x_set_name (f
, name
, explicit);
5013 if (!minibuffer_only
&& FRAME_EXTERNAL_MENU_BAR (f
))
5014 initialize_frame_menubar (f
);
5016 if (FRAME_W32_WINDOW (f
) == 0)
5017 error ("Unable to create window");
5020 /* Handle the icon stuff for this window. Perhaps later we might
5021 want an x_set_icon_position which can be called interactively as
5029 Lisp_Object icon_x
, icon_y
;
5031 /* Set the position of the icon. Note that Windows 95 groups all
5032 icons in the tray. */
5033 icon_x
= w32_get_arg (parms
, Qicon_left
, 0, 0, RES_TYPE_NUMBER
);
5034 icon_y
= w32_get_arg (parms
, Qicon_top
, 0, 0, RES_TYPE_NUMBER
);
5035 if (!EQ (icon_x
, Qunbound
) && !EQ (icon_y
, Qunbound
))
5037 CHECK_NUMBER (icon_x
, 0);
5038 CHECK_NUMBER (icon_y
, 0);
5040 else if (!EQ (icon_x
, Qunbound
) || !EQ (icon_y
, Qunbound
))
5041 error ("Both left and top icon corners of icon must be specified");
5045 if (! EQ (icon_x
, Qunbound
))
5046 x_wm_set_icon_position (f
, XINT (icon_x
), XINT (icon_y
));
5049 /* Start up iconic or window? */
5050 x_wm_set_window_state
5051 (f
, (EQ (w32_get_arg (parms
, Qvisibility
, 0, 0, RES_TYPE_SYMBOL
), Qicon
)
5055 x_text_icon (f
, (char *) XSTRING ((!NILP (f
->icon_name
)
5068 XGCValues gc_values
;
5072 /* Create the GC's of this frame.
5073 Note that many default values are used. */
5076 gc_values
.font
= f
->output_data
.w32
->font
;
5078 /* Cursor has cursor-color background, background-color foreground. */
5079 gc_values
.foreground
= FRAME_BACKGROUND_PIXEL (f
);
5080 gc_values
.background
= f
->output_data
.w32
->cursor_pixel
;
5081 f
->output_data
.w32
->cursor_gc
5082 = XCreateGC (NULL
, FRAME_W32_WINDOW (f
),
5083 (GCFont
| GCForeground
| GCBackground
),
5087 f
->output_data
.w32
->white_relief
.gc
= 0;
5088 f
->output_data
.w32
->black_relief
.gc
= 0;
5094 /* Handler for signals raised during x_create_frame and
5095 x_create_top_frame. FRAME is the frame which is partially
5099 unwind_create_frame (frame
)
5102 struct frame
*f
= XFRAME (frame
);
5104 /* If frame is ``official'', nothing to do. */
5105 if (!CONSP (Vframe_list
) || !EQ (XCAR (Vframe_list
), frame
))
5108 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
5111 x_free_frame_resources (f
);
5113 /* Check that reference counts are indeed correct. */
5114 xassert (dpyinfo
->reference_count
== dpyinfo_refcount
);
5115 xassert (dpyinfo
->image_cache
->refcount
== image_cache_refcount
);
5124 DEFUN ("x-create-frame", Fx_create_frame
, Sx_create_frame
,
5126 "Make a new window, which is called a \"frame\" in Emacs terms.\n\
5127 Returns an Emacs frame object.\n\
5128 ALIST is an alist of frame parameters.\n\
5129 If the parameters specify that the frame should not have a minibuffer,\n\
5130 and do not specify a specific minibuffer window to use,\n\
5131 then `default-minibuffer-frame' must be a frame whose minibuffer can\n\
5132 be shared by the new frame.\n\
5134 This function is an internal primitive--use `make-frame' instead.")
5139 Lisp_Object frame
, tem
;
5141 int minibuffer_only
= 0;
5142 long window_prompting
= 0;
5144 int count
= BINDING_STACK_SIZE ();
5145 struct gcpro gcpro1
, gcpro2
, gcpro3
, gcpro4
;
5146 Lisp_Object display
;
5147 struct w32_display_info
*dpyinfo
= NULL
;
5153 /* Use this general default value to start with
5154 until we know if this frame has a specified name. */
5155 Vx_resource_name
= Vinvocation_name
;
5157 display
= w32_get_arg (parms
, Qdisplay
, 0, 0, RES_TYPE_STRING
);
5158 if (EQ (display
, Qunbound
))
5160 dpyinfo
= check_x_display_info (display
);
5162 kb
= dpyinfo
->kboard
;
5164 kb
= &the_only_kboard
;
5167 name
= w32_get_arg (parms
, Qname
, "name", "Name", RES_TYPE_STRING
);
5169 && ! EQ (name
, Qunbound
)
5171 error ("Invalid frame name--not a string or nil");
5174 Vx_resource_name
= name
;
5176 /* See if parent window is specified. */
5177 parent
= w32_get_arg (parms
, Qparent_id
, NULL
, NULL
, RES_TYPE_NUMBER
);
5178 if (EQ (parent
, Qunbound
))
5180 if (! NILP (parent
))
5181 CHECK_NUMBER (parent
, 0);
5183 /* make_frame_without_minibuffer can run Lisp code and garbage collect. */
5184 /* No need to protect DISPLAY because that's not used after passing
5185 it to make_frame_without_minibuffer. */
5187 GCPRO4 (parms
, parent
, name
, frame
);
5188 tem
= w32_get_arg (parms
, Qminibuffer
, "minibuffer", "Minibuffer",
5190 if (EQ (tem
, Qnone
) || NILP (tem
))
5191 f
= make_frame_without_minibuffer (Qnil
, kb
, display
);
5192 else if (EQ (tem
, Qonly
))
5194 f
= make_minibuffer_frame ();
5195 minibuffer_only
= 1;
5197 else if (WINDOWP (tem
))
5198 f
= make_frame_without_minibuffer (tem
, kb
, display
);
5202 XSETFRAME (frame
, f
);
5204 /* Note that Windows does support scroll bars. */
5205 FRAME_CAN_HAVE_SCROLL_BARS (f
) = 1;
5206 /* By default, make scrollbars the system standard width. */
5207 f
->scroll_bar_pixel_width
= GetSystemMetrics (SM_CXVSCROLL
);
5209 f
->output_method
= output_w32
;
5210 f
->output_data
.w32
=
5211 (struct w32_output
*) xmalloc (sizeof (struct w32_output
));
5212 bzero (f
->output_data
.w32
, sizeof (struct w32_output
));
5213 FRAME_FONTSET (f
) = -1;
5214 record_unwind_protect (unwind_create_frame
, frame
);
5217 = w32_get_arg (parms
, Qicon_name
, "iconName", "Title", RES_TYPE_STRING
);
5218 if (! STRINGP (f
->icon_name
))
5219 f
->icon_name
= Qnil
;
5221 /* FRAME_W32_DISPLAY_INFO (f) = dpyinfo; */
5223 FRAME_KBOARD (f
) = kb
;
5226 /* Specify the parent under which to make this window. */
5230 f
->output_data
.w32
->parent_desc
= (Window
) XFASTINT (parent
);
5231 f
->output_data
.w32
->explicit_parent
= 1;
5235 f
->output_data
.w32
->parent_desc
= FRAME_W32_DISPLAY_INFO (f
)->root_window
;
5236 f
->output_data
.w32
->explicit_parent
= 0;
5239 /* Set the name; the functions to which we pass f expect the name to
5241 if (EQ (name
, Qunbound
) || NILP (name
))
5243 f
->name
= build_string (dpyinfo
->w32_id_name
);
5244 f
->explicit_name
= 0;
5249 f
->explicit_name
= 1;
5250 /* use the frame's title when getting resources for this frame. */
5251 specbind (Qx_resource_name
, name
);
5254 /* Extract the window parameters from the supplied values
5255 that are needed to determine window geometry. */
5259 font
= w32_get_arg (parms
, Qfont
, "font", "Font", RES_TYPE_STRING
);
5262 /* First, try whatever font the caller has specified. */
5265 tem
= Fquery_fontset (font
, Qnil
);
5267 font
= x_new_fontset (f
, XSTRING (tem
)->data
);
5269 font
= x_new_font (f
, XSTRING (font
)->data
);
5271 /* Try out a font which we hope has bold and italic variations. */
5272 if (!STRINGP (font
))
5273 font
= x_new_font (f
, "-*-Courier New-normal-r-*-*-*-100-*-*-c-*-iso8859-1");
5274 if (! STRINGP (font
))
5275 font
= x_new_font (f
, "-*-Courier-normal-r-*-*-13-*-*-*-c-*-iso8859-1");
5276 /* If those didn't work, look for something which will at least work. */
5277 if (! STRINGP (font
))
5278 font
= x_new_font (f
, "-*-Fixedsys-normal-r-*-*-12-*-*-*-c-*-iso8859-1");
5280 if (! STRINGP (font
))
5281 font
= build_string ("Fixedsys");
5283 x_default_parameter (f
, parms
, Qfont
, font
,
5284 "font", "Font", RES_TYPE_STRING
);
5287 x_default_parameter (f
, parms
, Qborder_width
, make_number (2),
5288 "borderWidth", "BorderWidth", RES_TYPE_NUMBER
);
5289 /* This defaults to 2 in order to match xterm. We recognize either
5290 internalBorderWidth or internalBorder (which is what xterm calls
5292 if (NILP (Fassq (Qinternal_border_width
, parms
)))
5296 value
= w32_get_arg (parms
, Qinternal_border_width
,
5297 "internalBorder", "InternalBorder", RES_TYPE_NUMBER
);
5298 if (! EQ (value
, Qunbound
))
5299 parms
= Fcons (Fcons (Qinternal_border_width
, value
),
5302 /* Default internalBorderWidth to 0 on Windows to match other programs. */
5303 x_default_parameter (f
, parms
, Qinternal_border_width
, make_number (0),
5304 "internalBorderWidth", "InternalBorder", RES_TYPE_NUMBER
);
5305 x_default_parameter (f
, parms
, Qvertical_scroll_bars
, Qright
,
5306 "verticalScrollBars", "ScrollBars", RES_TYPE_SYMBOL
);
5308 /* Also do the stuff which must be set before the window exists. */
5309 x_default_parameter (f
, parms
, Qforeground_color
, build_string ("black"),
5310 "foreground", "Foreground", RES_TYPE_STRING
);
5311 x_default_parameter (f
, parms
, Qbackground_color
, build_string ("white"),
5312 "background", "Background", RES_TYPE_STRING
);
5313 x_default_parameter (f
, parms
, Qmouse_color
, build_string ("black"),
5314 "pointerColor", "Foreground", RES_TYPE_STRING
);
5315 x_default_parameter (f
, parms
, Qcursor_color
, build_string ("black"),
5316 "cursorColor", "Foreground", RES_TYPE_STRING
);
5317 x_default_parameter (f
, parms
, Qborder_color
, build_string ("black"),
5318 "borderColor", "BorderColor", RES_TYPE_STRING
);
5319 x_default_parameter (f
, parms
, Qscreen_gamma
, Qnil
,
5320 "screenGamma", "ScreenGamma", RES_TYPE_FLOAT
);
5321 x_default_parameter (f
, parms
, Qline_spacing
, Qnil
,
5322 "lineSpacing", "LineSpacing", RES_TYPE_NUMBER
);
5325 /* Init faces before x_default_parameter is called for scroll-bar
5326 parameters because that function calls x_set_scroll_bar_width,
5327 which calls change_frame_size, which calls Fset_window_buffer,
5328 which runs hooks, which call Fvertical_motion. At the end, we
5329 end up in init_iterator with a null face cache, which should not
5331 init_frame_faces (f
);
5333 x_default_parameter (f
, parms
, Qmenu_bar_lines
, make_number (1),
5334 "menuBar", "MenuBar", RES_TYPE_NUMBER
);
5335 x_default_parameter (f
, parms
, Qtool_bar_lines
, make_number (0),
5336 "toolBar", "ToolBar", RES_TYPE_NUMBER
);
5337 x_default_parameter (f
, parms
, Qbuffer_predicate
, Qnil
,
5338 "bufferPredicate", "BufferPredicate", RES_TYPE_SYMBOL
);
5339 x_default_parameter (f
, parms
, Qtitle
, Qnil
,
5340 "title", "Title", RES_TYPE_STRING
);
5342 f
->output_data
.w32
->dwStyle
= WS_OVERLAPPEDWINDOW
;
5343 f
->output_data
.w32
->parent_desc
= FRAME_W32_DISPLAY_INFO (f
)->root_window
;
5344 window_prompting
= x_figure_window_size (f
, parms
);
5346 if (window_prompting
& XNegative
)
5348 if (window_prompting
& YNegative
)
5349 f
->output_data
.w32
->win_gravity
= SouthEastGravity
;
5351 f
->output_data
.w32
->win_gravity
= NorthEastGravity
;
5355 if (window_prompting
& YNegative
)
5356 f
->output_data
.w32
->win_gravity
= SouthWestGravity
;
5358 f
->output_data
.w32
->win_gravity
= NorthWestGravity
;
5361 f
->output_data
.w32
->size_hint_flags
= window_prompting
;
5363 tem
= w32_get_arg (parms
, Qunsplittable
, 0, 0, RES_TYPE_BOOLEAN
);
5364 f
->no_split
= minibuffer_only
|| EQ (tem
, Qt
);
5366 /* Create the window. Add the tool-bar height to the initial frame
5367 height so that the user gets a text display area of the size he
5368 specified with -g or via the registry. Later changes of the
5369 tool-bar height don't change the frame size. This is done so that
5370 users can create tall Emacs frames without having to guess how
5371 tall the tool-bar will get. */
5372 f
->height
+= FRAME_TOOL_BAR_LINES (f
);
5373 w32_window (f
, window_prompting
, minibuffer_only
);
5378 /* Now consider the frame official. */
5379 FRAME_W32_DISPLAY_INFO (f
)->reference_count
++;
5380 Vframe_list
= Fcons (frame
, Vframe_list
);
5382 /* We need to do this after creating the window, so that the
5383 icon-creation functions can say whose icon they're describing. */
5384 x_default_parameter (f
, parms
, Qicon_type
, Qnil
,
5385 "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL
);
5387 x_default_parameter (f
, parms
, Qauto_raise
, Qnil
,
5388 "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN
);
5389 x_default_parameter (f
, parms
, Qauto_lower
, Qnil
,
5390 "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN
);
5391 x_default_parameter (f
, parms
, Qcursor_type
, Qbox
,
5392 "cursorType", "CursorType", RES_TYPE_SYMBOL
);
5393 x_default_parameter (f
, parms
, Qscroll_bar_width
, Qnil
,
5394 "scrollBarWidth", "ScrollBarWidth", RES_TYPE_NUMBER
);
5396 /* Dimensions, especially f->height, must be done via change_frame_size.
5397 Change will not be effected unless different from the current
5402 /* Add the tool-bar height to the initial frame height so that the
5403 user gets a text display area of the size he specified with -g or
5404 via .Xdefaults. Later changes of the tool-bar height don't
5405 change the frame size. This is done so that users can create
5406 tall Emacs frames without having to guess how tall the tool-bar
5408 if (FRAME_TOOL_BAR_LINES (f
))
5410 int margin
, relief
, bar_height
;
5412 relief
= (tool_bar_button_relief
> 0
5413 ? tool_bar_button_relief
5414 : DEFAULT_TOOL_BAR_BUTTON_RELIEF
);
5416 if (INTEGERP (Vtool_bar_button_margin
)
5417 && XINT (Vtool_bar_button_margin
) > 0)
5418 margin
= XFASTINT (Vtool_bar_button_margin
);
5419 else if (CONSP (Vtool_bar_button_margin
)
5420 && INTEGERP (XCDR (Vtool_bar_button_margin
))
5421 && XINT (XCDR (Vtool_bar_button_margin
)) > 0)
5422 margin
= XFASTINT (XCDR (Vtool_bar_button_margin
));
5426 bar_height
= DEFAULT_TOOL_BAR_IMAGE_HEIGHT
+ 2 * margin
+ 2 * relief
;
5427 height
+= (bar_height
+ CANON_Y_UNIT (f
) - 1) / CANON_Y_UNIT (f
);
5431 SET_FRAME_WIDTH (f
, 0);
5432 change_frame_size (f
, height
, width
, 1, 0, 0);
5434 /* Tell the server what size and position, etc, we want, and how
5435 badly we want them. This should be done after we have the menu
5436 bar so that its size can be taken into account. */
5438 x_wm_set_size_hint (f
, window_prompting
, 0);
5441 /* Set up faces after all frame parameters are known. This call
5442 also merges in face attributes specified for new frames. If we
5443 don't do this, the `menu' face for instance won't have the right
5444 colors, and the menu bar won't appear in the specified colors for
5446 call1 (Qface_set_after_frame_default
, frame
);
5448 /* Make the window appear on the frame and enable display, unless
5449 the caller says not to. However, with explicit parent, Emacs
5450 cannot control visibility, so don't try. */
5451 if (! f
->output_data
.w32
->explicit_parent
)
5453 Lisp_Object visibility
;
5455 visibility
= w32_get_arg (parms
, Qvisibility
, 0, 0, RES_TYPE_SYMBOL
);
5456 if (EQ (visibility
, Qunbound
))
5459 if (EQ (visibility
, Qicon
))
5460 x_iconify_frame (f
);
5461 else if (! NILP (visibility
))
5462 x_make_frame_visible (f
);
5464 /* Must have been Qnil. */
5468 return unbind_to (count
, frame
);
5471 /* FRAME is used only to get a handle on the X display. We don't pass the
5472 display info directly because we're called from frame.c, which doesn't
5473 know about that structure. */
5475 x_get_focus_frame (frame
)
5476 struct frame
*frame
;
5478 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (frame
);
5480 if (! dpyinfo
->w32_focus_frame
)
5483 XSETFRAME (xfocus
, dpyinfo
->w32_focus_frame
);
5487 DEFUN ("w32-focus-frame", Fw32_focus_frame
, Sw32_focus_frame
, 1, 1, 0,
5488 "Give FRAME input focus, raising to foreground if necessary.")
5492 x_focus_on_frame (check_x_frame (frame
));
5497 /* Return the charset portion of a font name. */
5498 char * xlfd_charset_of_font (char * fontname
)
5500 char *charset
, *encoding
;
5502 encoding
= strrchr(fontname
, '-');
5503 if (!encoding
|| encoding
== fontname
)
5506 for (charset
= encoding
- 1; charset
>= fontname
; charset
--)
5507 if (*charset
== '-')
5510 if (charset
== fontname
|| strcmp(charset
, "-*-*") == 0)
5516 struct font_info
*w32_load_bdf_font (struct frame
*f
, char *fontname
,
5517 int size
, char* filename
);
5518 static Lisp_Object
w32_list_bdf_fonts (Lisp_Object pattern
, int max_names
);
5519 BOOL
w32_to_x_font (LOGFONT
* lplf
, char * lpxstr
, int len
, char * charset
);
5521 static struct font_info
*
5522 w32_load_system_font (f
,fontname
,size
)
5527 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
5528 Lisp_Object font_names
;
5530 /* Get a list of all the fonts that match this name. Once we
5531 have a list of matching fonts, we compare them against the fonts
5532 we already have loaded by comparing names. */
5533 font_names
= w32_list_fonts (f
, build_string (fontname
), size
, 100);
5535 if (!NILP (font_names
))
5540 /* First check if any are already loaded, as that is cheaper
5541 than loading another one. */
5542 for (i
= 0; i
< dpyinfo
->n_fonts
; i
++)
5543 for (tail
= font_names
; CONSP (tail
); tail
= XCDR (tail
))
5544 if (dpyinfo
->font_table
[i
].name
5545 && (!strcmp (dpyinfo
->font_table
[i
].name
,
5546 XSTRING (XCAR (tail
))->data
)
5547 || !strcmp (dpyinfo
->font_table
[i
].full_name
,
5548 XSTRING (XCAR (tail
))->data
)))
5549 return (dpyinfo
->font_table
+ i
);
5551 fontname
= (char *) XSTRING (XCAR (font_names
))->data
;
5553 else if (w32_strict_fontnames
)
5555 /* If EnumFontFamiliesEx was available, we got a full list of
5556 fonts back so stop now to avoid the possibility of loading a
5557 random font. If we had to fall back to EnumFontFamilies, the
5558 list is incomplete, so continue whether the font we want was
5560 HMODULE gdi32
= GetModuleHandle ("gdi32.dll");
5561 FARPROC enum_font_families_ex
5562 = GetProcAddress (gdi32
, "EnumFontFamiliesExA");
5563 if (enum_font_families_ex
)
5567 /* Load the font and add it to the table. */
5569 char *full_name
, *encoding
, *charset
;
5571 struct font_info
*fontp
;
5576 if (!fontname
|| !x_to_w32_font (fontname
, &lf
))
5579 if (!*lf
.lfFaceName
)
5580 /* If no name was specified for the font, we get a random font
5581 from CreateFontIndirect - this is not particularly
5582 desirable, especially since CreateFontIndirect does not
5583 fill out the missing name in lf, so we never know what we
5587 font
= (XFontStruct
*) xmalloc (sizeof (XFontStruct
));
5588 bzero (font
, sizeof (*font
));
5590 /* Set bdf to NULL to indicate that this is a Windows font. */
5595 font
->hfont
= CreateFontIndirect (&lf
);
5597 if (font
->hfont
== NULL
)
5605 int codepage
= w32_codepage_for_font (fontname
);
5607 hdc
= GetDC (dpyinfo
->root_window
);
5608 oldobj
= SelectObject (hdc
, font
->hfont
);
5610 ok
= GetTextMetrics (hdc
, &font
->tm
);
5611 if (codepage
== CP_UNICODE
)
5612 font
->double_byte_p
= 1;
5614 font
->double_byte_p
= GetFontLanguageInfo(hdc
) & GCP_DBCS
;
5616 SelectObject (hdc
, oldobj
);
5617 ReleaseDC (dpyinfo
->root_window
, hdc
);
5618 /* Fill out details in lf according to the font that was
5620 lf
.lfHeight
= font
->tm
.tmInternalLeading
- font
->tm
.tmHeight
;
5621 lf
.lfWidth
= font
->tm
.tmAveCharWidth
;
5622 lf
.lfWeight
= font
->tm
.tmWeight
;
5623 lf
.lfItalic
= font
->tm
.tmItalic
;
5624 lf
.lfCharSet
= font
->tm
.tmCharSet
;
5625 lf
.lfPitchAndFamily
= ((font
->tm
.tmPitchAndFamily
& TMPF_FIXED_PITCH
)
5626 ? VARIABLE_PITCH
: FIXED_PITCH
);
5627 lf
.lfOutPrecision
= ((font
->tm
.tmPitchAndFamily
& TMPF_VECTOR
)
5628 ? OUT_STROKE_PRECIS
: OUT_STRING_PRECIS
);
5630 w32_cache_char_metrics (font
);
5637 w32_unload_font (dpyinfo
, font
);
5641 /* Find a free slot in the font table. */
5642 for (i
= 0; i
< dpyinfo
->n_fonts
; ++i
)
5643 if (dpyinfo
->font_table
[i
].name
== NULL
)
5646 /* If no free slot found, maybe enlarge the font table. */
5647 if (i
== dpyinfo
->n_fonts
5648 && dpyinfo
->n_fonts
== dpyinfo
->font_table_size
)
5651 dpyinfo
->font_table_size
= max (16, 2 * dpyinfo
->font_table_size
);
5652 sz
= dpyinfo
->font_table_size
* sizeof *dpyinfo
->font_table
;
5654 = (struct font_info
*) xrealloc (dpyinfo
->font_table
, sz
);
5657 fontp
= dpyinfo
->font_table
+ i
;
5658 if (i
== dpyinfo
->n_fonts
)
5661 /* Now fill in the slots of *FONTP. */
5664 fontp
->font_idx
= i
;
5665 fontp
->name
= (char *) xmalloc (strlen (fontname
) + 1);
5666 bcopy (fontname
, fontp
->name
, strlen (fontname
) + 1);
5668 charset
= xlfd_charset_of_font (fontname
);
5670 /* Work out the font's full name. */
5671 full_name
= (char *)xmalloc (100);
5672 if (full_name
&& w32_to_x_font (&lf
, full_name
, 100, charset
))
5673 fontp
->full_name
= full_name
;
5676 /* If all else fails - just use the name we used to load it. */
5678 fontp
->full_name
= fontp
->name
;
5681 fontp
->size
= FONT_WIDTH (font
);
5682 fontp
->height
= FONT_HEIGHT (font
);
5684 /* The slot `encoding' specifies how to map a character
5685 code-points (0x20..0x7F or 0x2020..0x7F7F) of each charset to
5686 the font code-points (0:0x20..0x7F, 1:0xA0..0xFF), or
5687 (0:0x20..0x7F, 1:0xA0..0xFF,
5688 (0:0x2020..0x7F7F, 1:0xA0A0..0xFFFF, 3:0x20A0..0x7FFF,
5689 2:0xA020..0xFF7F). For the moment, we don't know which charset
5690 uses this font. So, we set information in fontp->encoding[1]
5691 which is never used by any charset. If mapping can't be
5692 decided, set FONT_ENCODING_NOT_DECIDED. */
5694 /* SJIS fonts need to be set to type 4, all others seem to work as
5695 type FONT_ENCODING_NOT_DECIDED. */
5696 encoding
= strrchr (fontp
->name
, '-');
5697 if (encoding
&& stricmp (encoding
+1, "sjis") == 0)
5698 fontp
->encoding
[1] = 4;
5700 fontp
->encoding
[1] = FONT_ENCODING_NOT_DECIDED
;
5702 /* The following three values are set to 0 under W32, which is
5703 what they get set to if XGetFontProperty fails under X. */
5704 fontp
->baseline_offset
= 0;
5705 fontp
->relative_compose
= 0;
5706 fontp
->default_ascent
= 0;
5708 /* Set global flag fonts_changed_p to non-zero if the font loaded
5709 has a character with a smaller width than any other character
5710 before, or if the font loaded has a smalle>r height than any
5711 other font loaded before. If this happens, it will make a
5712 glyph matrix reallocation necessary. */
5713 fonts_changed_p
= x_compute_min_glyph_bounds (f
);
5719 /* Load font named FONTNAME of size SIZE for frame F, and return a
5720 pointer to the structure font_info while allocating it dynamically.
5721 If loading fails, return NULL. */
5723 w32_load_font (f
,fontname
,size
)
5728 Lisp_Object bdf_fonts
;
5729 struct font_info
*retval
= NULL
;
5731 bdf_fonts
= w32_list_bdf_fonts (build_string (fontname
), 1);
5733 while (!retval
&& CONSP (bdf_fonts
))
5735 char *bdf_name
, *bdf_file
;
5736 Lisp_Object bdf_pair
;
5738 bdf_name
= XSTRING (XCAR (bdf_fonts
))->data
;
5739 bdf_pair
= Fassoc (XCAR (bdf_fonts
), Vw32_bdf_filename_alist
);
5740 bdf_file
= XSTRING (XCDR (bdf_pair
))->data
;
5742 retval
= w32_load_bdf_font (f
, bdf_name
, size
, bdf_file
);
5744 bdf_fonts
= XCDR (bdf_fonts
);
5750 return w32_load_system_font(f
, fontname
, size
);
5755 w32_unload_font (dpyinfo
, font
)
5756 struct w32_display_info
*dpyinfo
;
5761 if (font
->per_char
) xfree (font
->per_char
);
5762 if (font
->bdf
) w32_free_bdf_font (font
->bdf
);
5764 if (font
->hfont
) DeleteObject(font
->hfont
);
5769 /* The font conversion stuff between x and w32 */
5771 /* X font string is as follows (from faces.el)
5775 * (weight "\\(bold\\|demibold\\|medium\\)") ; 1
5776 * (weight\? "\\([^-]*\\)") ; 1
5777 * (slant "\\([ior]\\)") ; 2
5778 * (slant\? "\\([^-]?\\)") ; 2
5779 * (swidth "\\([^-]*\\)") ; 3
5780 * (adstyle "[^-]*") ; 4
5781 * (pixelsize "[0-9]+")
5782 * (pointsize "[0-9][0-9]+")
5783 * (resx "[0-9][0-9]+")
5784 * (resy "[0-9][0-9]+")
5785 * (spacing "[cmp?*]")
5786 * (avgwidth "[0-9]+")
5787 * (registry "[^-]+")
5788 * (encoding "[^-]+")
5793 x_to_w32_weight (lpw
)
5796 if (!lpw
) return (FW_DONTCARE
);
5798 if (stricmp (lpw
,"heavy") == 0) return FW_HEAVY
;
5799 else if (stricmp (lpw
,"extrabold") == 0) return FW_EXTRABOLD
;
5800 else if (stricmp (lpw
,"bold") == 0) return FW_BOLD
;
5801 else if (stricmp (lpw
,"demibold") == 0) return FW_SEMIBOLD
;
5802 else if (stricmp (lpw
,"semibold") == 0) return FW_SEMIBOLD
;
5803 else if (stricmp (lpw
,"medium") == 0) return FW_MEDIUM
;
5804 else if (stricmp (lpw
,"normal") == 0) return FW_NORMAL
;
5805 else if (stricmp (lpw
,"light") == 0) return FW_LIGHT
;
5806 else if (stricmp (lpw
,"extralight") == 0) return FW_EXTRALIGHT
;
5807 else if (stricmp (lpw
,"thin") == 0) return FW_THIN
;
5814 w32_to_x_weight (fnweight
)
5817 if (fnweight
>= FW_HEAVY
) return "heavy";
5818 if (fnweight
>= FW_EXTRABOLD
) return "extrabold";
5819 if (fnweight
>= FW_BOLD
) return "bold";
5820 if (fnweight
>= FW_SEMIBOLD
) return "demibold";
5821 if (fnweight
>= FW_MEDIUM
) return "medium";
5822 if (fnweight
>= FW_NORMAL
) return "normal";
5823 if (fnweight
>= FW_LIGHT
) return "light";
5824 if (fnweight
>= FW_EXTRALIGHT
) return "extralight";
5825 if (fnweight
>= FW_THIN
) return "thin";
5831 x_to_w32_charset (lpcs
)
5834 Lisp_Object this_entry
, w32_charset
;
5836 /* Look through w32-charset-info-alist for the character set.
5837 Format of each entry is
5838 (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)).
5840 this_entry
= Fassoc (build_string(lpcs
), Vw32_charset_info_alist
);
5842 if (NILP(this_entry
))
5844 /* At startup, we want iso8859-1 fonts to come up properly. */
5845 if (stricmp(lpcs
, "iso8859-1") == 0)
5846 return ANSI_CHARSET
;
5848 return DEFAULT_CHARSET
;
5851 w32_charset
= Fcar (Fcdr (this_entry
));
5853 // Translate Lisp symbol to number.
5854 if (w32_charset
== Qw32_charset_ansi
)
5855 return ANSI_CHARSET
;
5856 if (w32_charset
== Qw32_charset_symbol
)
5857 return SYMBOL_CHARSET
;
5858 if (w32_charset
== Qw32_charset_shiftjis
)
5859 return SHIFTJIS_CHARSET
;
5860 if (w32_charset
== Qw32_charset_hangeul
)
5861 return HANGEUL_CHARSET
;
5862 if (w32_charset
== Qw32_charset_chinesebig5
)
5863 return CHINESEBIG5_CHARSET
;
5864 if (w32_charset
== Qw32_charset_gb2312
)
5865 return GB2312_CHARSET
;
5866 if (w32_charset
== Qw32_charset_oem
)
5868 #ifdef JOHAB_CHARSET
5869 if (w32_charset
== Qw32_charset_johab
)
5870 return JOHAB_CHARSET
;
5871 if (w32_charset
== Qw32_charset_easteurope
)
5872 return EASTEUROPE_CHARSET
;
5873 if (w32_charset
== Qw32_charset_turkish
)
5874 return TURKISH_CHARSET
;
5875 if (w32_charset
== Qw32_charset_baltic
)
5876 return BALTIC_CHARSET
;
5877 if (w32_charset
== Qw32_charset_russian
)
5878 return RUSSIAN_CHARSET
;
5879 if (w32_charset
== Qw32_charset_arabic
)
5880 return ARABIC_CHARSET
;
5881 if (w32_charset
== Qw32_charset_greek
)
5882 return GREEK_CHARSET
;
5883 if (w32_charset
== Qw32_charset_hebrew
)
5884 return HEBREW_CHARSET
;
5885 if (w32_charset
== Qw32_charset_vietnamese
)
5886 return VIETNAMESE_CHARSET
;
5887 if (w32_charset
== Qw32_charset_thai
)
5888 return THAI_CHARSET
;
5889 if (w32_charset
== Qw32_charset_mac
)
5891 #endif /* JOHAB_CHARSET */
5892 #ifdef UNICODE_CHARSET
5893 if (w32_charset
== Qw32_charset_unicode
)
5894 return UNICODE_CHARSET
;
5897 return DEFAULT_CHARSET
;
5902 w32_to_x_charset (fncharset
)
5905 static char buf
[16];
5906 Lisp_Object charset_type
;
5911 /* Handle startup case of w32-charset-info-alist not
5912 being set up yet. */
5913 if (NILP(Vw32_charset_info_alist
))
5915 charset_type
= Qw32_charset_ansi
;
5917 case DEFAULT_CHARSET
:
5918 charset_type
= Qw32_charset_default
;
5920 case SYMBOL_CHARSET
:
5921 charset_type
= Qw32_charset_symbol
;
5923 case SHIFTJIS_CHARSET
:
5924 charset_type
= Qw32_charset_shiftjis
;
5926 case HANGEUL_CHARSET
:
5927 charset_type
= Qw32_charset_hangeul
;
5929 case GB2312_CHARSET
:
5930 charset_type
= Qw32_charset_gb2312
;
5932 case CHINESEBIG5_CHARSET
:
5933 charset_type
= Qw32_charset_chinesebig5
;
5936 charset_type
= Qw32_charset_oem
;
5939 /* More recent versions of Windows (95 and NT4.0) define more
5941 #ifdef EASTEUROPE_CHARSET
5942 case EASTEUROPE_CHARSET
:
5943 charset_type
= Qw32_charset_easteurope
;
5945 case TURKISH_CHARSET
:
5946 charset_type
= Qw32_charset_turkish
;
5948 case BALTIC_CHARSET
:
5949 charset_type
= Qw32_charset_baltic
;
5951 case RUSSIAN_CHARSET
:
5952 charset_type
= Qw32_charset_russian
;
5954 case ARABIC_CHARSET
:
5955 charset_type
= Qw32_charset_arabic
;
5958 charset_type
= Qw32_charset_greek
;
5960 case HEBREW_CHARSET
:
5961 charset_type
= Qw32_charset_hebrew
;
5963 case VIETNAMESE_CHARSET
:
5964 charset_type
= Qw32_charset_vietnamese
;
5967 charset_type
= Qw32_charset_thai
;
5970 charset_type
= Qw32_charset_mac
;
5973 charset_type
= Qw32_charset_johab
;
5977 #ifdef UNICODE_CHARSET
5978 case UNICODE_CHARSET
:
5979 charset_type
= Qw32_charset_unicode
;
5983 /* Encode numerical value of unknown charset. */
5984 sprintf (buf
, "*-#%u", fncharset
);
5990 char * best_match
= NULL
;
5992 /* Look through w32-charset-info-alist for the character set.
5993 Prefer ISO codepages, and prefer lower numbers in the ISO
5994 range. Only return charsets for codepages which are installed.
5996 Format of each entry is
5997 (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)).
5999 for (rest
= Vw32_charset_info_alist
; CONSP (rest
); rest
= XCDR (rest
))
6002 Lisp_Object w32_charset
;
6003 Lisp_Object codepage
;
6005 Lisp_Object this_entry
= XCAR (rest
);
6007 /* Skip invalid entries in alist. */
6008 if (!CONSP (this_entry
) || !STRINGP (XCAR (this_entry
))
6009 || !CONSP (XCDR (this_entry
))
6010 || !SYMBOLP (XCAR (XCDR (this_entry
))))
6013 x_charset
= XSTRING (XCAR (this_entry
))->data
;
6014 w32_charset
= XCAR (XCDR (this_entry
));
6015 codepage
= XCDR (XCDR (this_entry
));
6017 /* Look for Same charset and a valid codepage (or non-int
6018 which means ignore). */
6019 if (w32_charset
== charset_type
6020 && (!INTEGERP (codepage
) || codepage
== CP_DEFAULT
6021 || IsValidCodePage (XINT (codepage
))))
6023 /* If we don't have a match already, then this is the
6026 best_match
= x_charset
;
6027 /* If this is an ISO codepage, and the best so far isn't,
6028 then this is better. */
6029 else if (stricmp (best_match
, "iso") != 0
6030 && stricmp (x_charset
, "iso") == 0)
6031 best_match
= x_charset
;
6032 /* If both are ISO8859 codepages, choose the one with the
6033 lowest number in the encoding field. */
6034 else if (stricmp (best_match
, "iso8859-") == 0
6035 && stricmp (x_charset
, "iso8859-") == 0)
6037 int best_enc
= atoi (best_match
+ 8);
6038 int this_enc
= atoi (x_charset
+ 8);
6039 if (this_enc
> 0 && this_enc
< best_enc
)
6040 best_match
= x_charset
;
6045 /* If no match, encode the numeric value. */
6048 sprintf (buf
, "*-#%u", fncharset
);
6052 strncpy(buf
, best_match
, 15);
6059 /* Get the Windows codepage corresponding to the specified font. The
6060 charset info in the font name is used to look up
6061 w32-charset-to-codepage-alist. */
6063 w32_codepage_for_font (char *fontname
)
6065 Lisp_Object codepage
, entry
;
6066 char *charset_str
, *charset
, *end
;
6068 if (NILP (Vw32_charset_info_alist
))
6071 /* Extract charset part of font string. */
6072 charset
= xlfd_charset_of_font (fontname
);
6077 charset_str
= (char *) alloca (strlen (charset
));
6078 strcpy (charset_str
, charset
);
6080 /* Remove leading "*-". */
6081 if (strncmp ("*-", charset_str
, 2) == 0)
6082 charset
= charset_str
+ 2;
6084 charset
= charset_str
;
6086 /* Stop match at wildcard (including preceding '-'). */
6087 if (end
= strchr (charset
, '*'))
6089 if (end
> charset
&& *(end
-1) == '-')
6094 entry
= Fassoc (build_string(charset
), Vw32_charset_info_alist
);
6098 codepage
= Fcdr (Fcdr (entry
));
6100 if (NILP (codepage
))
6102 else if (XFASTINT (codepage
) == XFASTINT (Qt
))
6104 else if (INTEGERP (codepage
))
6105 return XINT (codepage
);
6112 w32_to_x_font (lplogfont
, lpxstr
, len
, specific_charset
)
6113 LOGFONT
* lplogfont
;
6116 char * specific_charset
;
6120 char height_pixels
[8];
6122 char width_pixels
[8];
6123 char *fontname_dash
;
6124 int display_resy
= one_w32_display_info
.resy
;
6125 int display_resx
= one_w32_display_info
.resx
;
6127 struct coding_system coding
;
6129 if (!lpxstr
) abort ();
6134 if (lplogfont
->lfOutPrecision
== OUT_STRING_PRECIS
)
6135 fonttype
= "raster";
6136 else if (lplogfont
->lfOutPrecision
== OUT_STROKE_PRECIS
)
6137 fonttype
= "outline";
6139 fonttype
= "unknown";
6141 setup_coding_system (Fcheck_coding_system (Vw32_system_coding_system
),
6143 coding
.src_multibyte
= 0;
6144 coding
.dst_multibyte
= 1;
6145 coding
.mode
|= CODING_MODE_LAST_BLOCK
;
6146 bufsz
= decoding_buffer_size (&coding
, LF_FACESIZE
);
6148 fontname
= alloca(sizeof(*fontname
) * bufsz
);
6149 decode_coding (&coding
, lplogfont
->lfFaceName
, fontname
,
6150 strlen(lplogfont
->lfFaceName
), bufsz
- 1);
6151 *(fontname
+ coding
.produced
) = '\0';
6153 /* Replace dashes with underscores so the dashes are not
6155 fontname_dash
= fontname
;
6156 while (fontname_dash
= strchr (fontname_dash
, '-'))
6157 *fontname_dash
= '_';
6159 if (lplogfont
->lfHeight
)
6161 sprintf (height_pixels
, "%u", abs (lplogfont
->lfHeight
));
6162 sprintf (height_dpi
, "%u",
6163 abs (lplogfont
->lfHeight
) * 720 / display_resy
);
6167 strcpy (height_pixels
, "*");
6168 strcpy (height_dpi
, "*");
6170 if (lplogfont
->lfWidth
)
6171 sprintf (width_pixels
, "%u", lplogfont
->lfWidth
* 10);
6173 strcpy (width_pixels
, "*");
6175 _snprintf (lpxstr
, len
- 1,
6176 "-%s-%s-%s-%c-normal-normal-%s-%s-%d-%d-%c-%s-%s",
6177 fonttype
, /* foundry */
6178 fontname
, /* family */
6179 w32_to_x_weight (lplogfont
->lfWeight
), /* weight */
6180 lplogfont
->lfItalic
?'i':'r', /* slant */
6182 /* add style name */
6183 height_pixels
, /* pixel size */
6184 height_dpi
, /* point size */
6185 display_resx
, /* resx */
6186 display_resy
, /* resy */
6187 ((lplogfont
->lfPitchAndFamily
& 0x3) == VARIABLE_PITCH
)
6188 ? 'p' : 'c', /* spacing */
6189 width_pixels
, /* avg width */
6190 specific_charset
? specific_charset
6191 : w32_to_x_charset (lplogfont
->lfCharSet
)
6192 /* charset registry and encoding */
6195 lpxstr
[len
- 1] = 0; /* just to be sure */
6200 x_to_w32_font (lpxstr
, lplogfont
)
6202 LOGFONT
* lplogfont
;
6204 struct coding_system coding
;
6206 if (!lplogfont
) return (FALSE
);
6208 memset (lplogfont
, 0, sizeof (*lplogfont
));
6210 /* Set default value for each field. */
6212 lplogfont
->lfOutPrecision
= OUT_DEFAULT_PRECIS
;
6213 lplogfont
->lfClipPrecision
= CLIP_DEFAULT_PRECIS
;
6214 lplogfont
->lfQuality
= DEFAULT_QUALITY
;
6216 /* go for maximum quality */
6217 lplogfont
->lfOutPrecision
= OUT_STROKE_PRECIS
;
6218 lplogfont
->lfClipPrecision
= CLIP_STROKE_PRECIS
;
6219 lplogfont
->lfQuality
= PROOF_QUALITY
;
6222 lplogfont
->lfCharSet
= DEFAULT_CHARSET
;
6223 lplogfont
->lfWeight
= FW_DONTCARE
;
6224 lplogfont
->lfPitchAndFamily
= DEFAULT_PITCH
| FF_DONTCARE
;
6229 /* Provide a simple escape mechanism for specifying Windows font names
6230 * directly -- if font spec does not beginning with '-', assume this
6232 * "<font name>[:height in pixels[:width in pixels[:weight]]]"
6238 char name
[50], weight
[20], slant
, pitch
, pixels
[10], height
[10],
6239 width
[10], resy
[10], remainder
[20];
6241 int dpi
= one_w32_display_info
.resy
;
6243 fields
= sscanf (lpxstr
,
6244 "-%*[^-]-%49[^-]-%19[^-]-%c-%*[^-]-%*[^-]-%9[^-]-%9[^-]-%*[^-]-%9[^-]-%c-%9[^-]-%19s",
6245 name
, weight
, &slant
, pixels
, height
, resy
, &pitch
, width
, remainder
);
6246 if (fields
== EOF
) return (FALSE
);
6248 /* If wildcards cover more than one field, we don't know which
6249 field is which, so don't fill any in. */
6254 if (fields
> 0 && name
[0] != '*')
6260 (Fcheck_coding_system (Vw32_system_coding_system
), &coding
);
6261 coding
.src_multibyte
= 1;
6262 coding
.dst_multibyte
= 1;
6263 bufsize
= encoding_buffer_size (&coding
, strlen (name
));
6264 buf
= (unsigned char *) alloca (bufsize
);
6265 coding
.mode
|= CODING_MODE_LAST_BLOCK
;
6266 encode_coding (&coding
, name
, buf
, strlen (name
), bufsize
);
6267 if (coding
.produced
>= LF_FACESIZE
)
6268 coding
.produced
= LF_FACESIZE
- 1;
6269 buf
[coding
.produced
] = 0;
6270 strcpy (lplogfont
->lfFaceName
, buf
);
6274 lplogfont
->lfFaceName
[0] = '\0';
6279 lplogfont
->lfWeight
= x_to_w32_weight ((fields
> 0 ? weight
: ""));
6283 lplogfont
->lfItalic
= (fields
> 0 && slant
== 'i');
6287 if (fields
> 0 && pixels
[0] != '*')
6288 lplogfont
->lfHeight
= atoi (pixels
);
6292 if (fields
> 0 && resy
[0] != '*')
6295 if (tem
> 0) dpi
= tem
;
6298 if (fields
> -1 && lplogfont
->lfHeight
== 0 && height
[0] != '*')
6299 lplogfont
->lfHeight
= atoi (height
) * dpi
/ 720;
6302 lplogfont
->lfPitchAndFamily
=
6303 (fields
> 0 && pitch
== 'p') ? VARIABLE_PITCH
: FIXED_PITCH
;
6307 if (fields
> 0 && width
[0] != '*')
6308 lplogfont
->lfWidth
= atoi (width
) / 10;
6312 /* Strip the trailing '-' if present. (it shouldn't be, as it
6313 fails the test against xlfd-tight-regexp in fontset.el). */
6315 int len
= strlen (remainder
);
6316 if (len
> 0 && remainder
[len
-1] == '-')
6317 remainder
[len
-1] = 0;
6319 encoding
= remainder
;
6320 if (strncmp (encoding
, "*-", 2) == 0)
6322 lplogfont
->lfCharSet
= x_to_w32_charset (fields
> 0 ? encoding
: "");
6327 char name
[100], height
[10], width
[10], weight
[20];
6329 fields
= sscanf (lpxstr
,
6330 "%99[^:]:%9[^:]:%9[^:]:%19s",
6331 name
, height
, width
, weight
);
6333 if (fields
== EOF
) return (FALSE
);
6337 strncpy (lplogfont
->lfFaceName
,name
, LF_FACESIZE
);
6338 lplogfont
->lfFaceName
[LF_FACESIZE
-1] = 0;
6342 lplogfont
->lfFaceName
[0] = 0;
6348 lplogfont
->lfHeight
= atoi (height
);
6353 lplogfont
->lfWidth
= atoi (width
);
6357 lplogfont
->lfWeight
= x_to_w32_weight ((fields
> 0 ? weight
: ""));
6360 /* This makes TrueType fonts work better. */
6361 lplogfont
->lfHeight
= - abs (lplogfont
->lfHeight
);
6366 /* Strip the pixel height and point height from the given xlfd, and
6367 return the pixel height. If no pixel height is specified, calculate
6368 one from the point height, or if that isn't defined either, return
6369 0 (which usually signifies a scalable font).
6372 xlfd_strip_height (char *fontname
)
6374 int pixel_height
, field_number
;
6375 char *read_from
, *write_to
;
6379 pixel_height
= field_number
= 0;
6382 /* Look for height fields. */
6383 for (read_from
= fontname
; *read_from
; read_from
++)
6385 if (*read_from
== '-')
6388 if (field_number
== 7) /* Pixel height. */
6391 write_to
= read_from
;
6393 /* Find end of field. */
6394 for (;*read_from
&& *read_from
!= '-'; read_from
++)
6397 /* Split the fontname at end of field. */
6403 pixel_height
= atoi (write_to
);
6404 /* Blank out field. */
6405 if (read_from
> write_to
)
6410 /* If the pixel height field is at the end (partial xlfd),
6413 return pixel_height
;
6415 /* If we got a pixel height, the point height can be
6416 ignored. Just blank it out and break now. */
6419 /* Find end of point size field. */
6420 for (; *read_from
&& *read_from
!= '-'; read_from
++)
6426 /* Blank out the point size field. */
6427 if (read_from
> write_to
)
6433 return pixel_height
;
6437 /* If the point height is already blank, break now. */
6438 if (*read_from
== '-')
6444 else if (field_number
== 8)
6446 /* If we didn't get a pixel height, try to get the point
6447 height and convert that. */
6449 char *point_size_start
= read_from
++;
6451 /* Find end of field. */
6452 for (; *read_from
&& *read_from
!= '-'; read_from
++)
6461 point_size
= atoi (point_size_start
);
6463 /* Convert to pixel height. */
6464 pixel_height
= point_size
6465 * one_w32_display_info
.height_in
/ 720;
6467 /* Blank out this field and break. */
6475 /* Shift the rest of the font spec into place. */
6476 if (write_to
&& read_from
> write_to
)
6478 for (; *read_from
; read_from
++, write_to
++)
6479 *write_to
= *read_from
;
6483 return pixel_height
;
6486 /* Assume parameter 1 is fully qualified, no wildcards. */
6488 w32_font_match (fontname
, pattern
)
6492 char *regex
= alloca (strlen (pattern
) * 2 + 3);
6493 char *font_name_copy
= alloca (strlen (fontname
) + 1);
6496 /* Copy fontname so we can modify it during comparison. */
6497 strcpy (font_name_copy
, fontname
);
6502 /* Turn pattern into a regexp and do a regexp match. */
6503 for (; *pattern
; pattern
++)
6505 if (*pattern
== '?')
6507 else if (*pattern
== '*')
6518 /* Strip out font heights and compare them seperately, since
6519 rounding error can cause mismatches. This also allows a
6520 comparison between a font that declares only a pixel height and a
6521 pattern that declares the point height.
6524 int font_height
, pattern_height
;
6526 font_height
= xlfd_strip_height (font_name_copy
);
6527 pattern_height
= xlfd_strip_height (regex
);
6529 /* Compare now, and don't bother doing expensive regexp matching
6530 if the heights differ. */
6531 if (font_height
&& pattern_height
&& (font_height
!= pattern_height
))
6535 return (fast_c_string_match_ignore_case (build_string (regex
),
6536 font_name_copy
) >= 0);
6539 /* Callback functions, and a structure holding info they need, for
6540 listing system fonts on W32. We need one set of functions to do the
6541 job properly, but these don't work on NT 3.51 and earlier, so we
6542 have a second set which don't handle character sets properly to
6545 In both cases, there are two passes made. The first pass gets one
6546 font from each family, the second pass lists all the fonts from
6549 typedef struct enumfont_t
6554 XFontStruct
*size_ref
;
6555 Lisp_Object
*pattern
;
6560 enum_font_cb2 (lplf
, lptm
, FontType
, lpef
)
6562 NEWTEXTMETRIC
* lptm
;
6566 if (lplf
->elfLogFont
.lfStrikeOut
|| lplf
->elfLogFont
.lfUnderline
)
6569 /* Check that the character set matches if it was specified */
6570 if (lpef
->logfont
.lfCharSet
!= DEFAULT_CHARSET
&&
6571 lplf
->elfLogFont
.lfCharSet
!= lpef
->logfont
.lfCharSet
)
6576 Lisp_Object width
= Qnil
;
6577 char *charset
= NULL
;
6579 /* Truetype fonts do not report their true metrics until loaded */
6580 if (FontType
!= RASTER_FONTTYPE
)
6582 if (!NILP (*(lpef
->pattern
)))
6584 /* Scalable fonts are as big as you want them to be. */
6585 lplf
->elfLogFont
.lfHeight
= lpef
->logfont
.lfHeight
;
6586 lplf
->elfLogFont
.lfWidth
= lpef
->logfont
.lfWidth
;
6587 width
= make_number (lpef
->logfont
.lfWidth
);
6591 lplf
->elfLogFont
.lfHeight
= 0;
6592 lplf
->elfLogFont
.lfWidth
= 0;
6596 /* Make sure the height used here is the same as everywhere
6597 else (ie character height, not cell height). */
6598 if (lplf
->elfLogFont
.lfHeight
> 0)
6600 /* lptm can be trusted for RASTER fonts, but not scalable ones. */
6601 if (FontType
== RASTER_FONTTYPE
)
6602 lplf
->elfLogFont
.lfHeight
= lptm
->tmInternalLeading
- lptm
->tmHeight
;
6604 lplf
->elfLogFont
.lfHeight
= -lplf
->elfLogFont
.lfHeight
;
6607 if (!NILP (*(lpef
->pattern
)))
6609 charset
= xlfd_charset_of_font (XSTRING(*(lpef
->pattern
))->data
);
6611 /* Ensure that charset is valid for this font. */
6613 && (x_to_w32_charset (charset
) != lplf
->elfLogFont
.lfCharSet
))
6617 /* TODO: List all relevant charsets if charset not specified. */
6618 if (!w32_to_x_font (&(lplf
->elfLogFont
), buf
, 100, charset
))
6621 if (NILP (*(lpef
->pattern
))
6622 || w32_font_match (buf
, XSTRING (*(lpef
->pattern
))->data
))
6624 *lpef
->tail
= Fcons (Fcons (build_string (buf
), width
), Qnil
);
6625 lpef
->tail
= &(XCDR (*lpef
->tail
));
6634 enum_font_cb1 (lplf
, lptm
, FontType
, lpef
)
6636 NEWTEXTMETRIC
* lptm
;
6640 return EnumFontFamilies (lpef
->hdc
,
6641 lplf
->elfLogFont
.lfFaceName
,
6642 (FONTENUMPROC
) enum_font_cb2
,
6648 enum_fontex_cb2 (lplf
, lptm
, font_type
, lpef
)
6649 ENUMLOGFONTEX
* lplf
;
6650 NEWTEXTMETRICEX
* lptm
;
6654 /* We are not interested in the extra info we get back from the 'Ex
6655 version - only the fact that we get character set variations
6656 enumerated seperately. */
6657 return enum_font_cb2 ((ENUMLOGFONT
*) lplf
, (NEWTEXTMETRIC
*) lptm
,
6662 enum_fontex_cb1 (lplf
, lptm
, font_type
, lpef
)
6663 ENUMLOGFONTEX
* lplf
;
6664 NEWTEXTMETRICEX
* lptm
;
6668 HMODULE gdi32
= GetModuleHandle ("gdi32.dll");
6669 FARPROC enum_font_families_ex
6670 = GetProcAddress ( gdi32
, "EnumFontFamiliesExA");
6671 /* We don't really expect EnumFontFamiliesEx to disappear once we
6672 get here, so don't bother handling it gracefully. */
6673 if (enum_font_families_ex
== NULL
)
6674 error ("gdi32.dll has disappeared!");
6675 return enum_font_families_ex (lpef
->hdc
,
6677 (FONTENUMPROC
) enum_fontex_cb2
,
6681 /* Interface to fontset handler. (adapted from mw32font.c in Meadow
6682 and xterm.c in Emacs 20.3) */
6684 static Lisp_Object
w32_list_bdf_fonts (Lisp_Object pattern
, int max_names
)
6686 char *fontname
, *ptnstr
;
6687 Lisp_Object list
, tem
, newlist
= Qnil
;
6690 list
= Vw32_bdf_filename_alist
;
6691 ptnstr
= XSTRING (pattern
)->data
;
6693 for ( ; CONSP (list
); list
= XCDR (list
))
6697 fontname
= XSTRING (XCAR (tem
))->data
;
6698 else if (STRINGP (tem
))
6699 fontname
= XSTRING (tem
)->data
;
6703 if (w32_font_match (fontname
, ptnstr
))
6705 newlist
= Fcons (XCAR (tem
), newlist
);
6707 if (n_fonts
>= max_names
)
6715 static Lisp_Object
w32_list_synthesized_fonts (FRAME_PTR f
,
6716 Lisp_Object pattern
,
6717 int size
, int max_names
);
6719 /* Return a list of names of available fonts matching PATTERN on frame
6720 F. If SIZE is not 0, it is the size (maximum bound width) of fonts
6721 to be listed. Frame F NULL means we have not yet created any
6722 frame, which means we can't get proper size info, as we don't have
6723 a device context to use for GetTextMetrics.
6724 MAXNAMES sets a limit on how many fonts to match. */
6727 w32_list_fonts (f
, pattern
, size
, maxnames
)
6729 Lisp_Object pattern
;
6733 Lisp_Object patterns
, key
= Qnil
, tem
, tpat
;
6734 Lisp_Object list
= Qnil
, newlist
= Qnil
, second_best
= Qnil
;
6735 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
6738 patterns
= Fassoc (pattern
, Valternate_fontname_alist
);
6739 if (NILP (patterns
))
6740 patterns
= Fcons (pattern
, Qnil
);
6742 for (; CONSP (patterns
); patterns
= XCDR (patterns
))
6747 tpat
= XCAR (patterns
);
6749 if (!STRINGP (tpat
))
6752 /* Avoid expensive EnumFontFamilies functions if we are not
6753 going to be able to output one of these anyway. */
6754 codepage
= w32_codepage_for_font (XSTRING (tpat
)->data
);
6755 if (codepage
!= CP_8BIT
&& codepage
!= CP_UNICODE
6756 && codepage
!= CP_DEFAULT
&& codepage
!= CP_UNKNOWN
6757 && !IsValidCodePage(codepage
))
6760 /* See if we cached the result for this particular query.
6761 The cache is an alist of the form:
6762 ((PATTERN (FONTNAME . WIDTH) ...) ...)
6764 if (tem
= XCDR (dpyinfo
->name_list_element
),
6765 !NILP (list
= Fassoc (tpat
, tem
)))
6767 list
= Fcdr_safe (list
);
6768 /* We have a cached list. Don't have to get the list again. */
6773 /* At first, put PATTERN in the cache. */
6779 /* Use EnumFontFamiliesEx where it is available, as it knows
6780 about character sets. Fall back to EnumFontFamilies for
6781 older versions of NT that don't support the 'Ex function. */
6782 x_to_w32_font (XSTRING (tpat
)->data
, &ef
.logfont
);
6784 LOGFONT font_match_pattern
;
6785 HMODULE gdi32
= GetModuleHandle ("gdi32.dll");
6786 FARPROC enum_font_families_ex
6787 = GetProcAddress ( gdi32
, "EnumFontFamiliesExA");
6789 /* We do our own pattern matching so we can handle wildcards. */
6790 font_match_pattern
.lfFaceName
[0] = 0;
6791 font_match_pattern
.lfPitchAndFamily
= 0;
6792 /* We can use the charset, because if it is a wildcard it will
6793 be DEFAULT_CHARSET anyway. */
6794 font_match_pattern
.lfCharSet
= ef
.logfont
.lfCharSet
;
6796 ef
.hdc
= GetDC (dpyinfo
->root_window
);
6798 if (enum_font_families_ex
)
6799 enum_font_families_ex (ef
.hdc
,
6800 &font_match_pattern
,
6801 (FONTENUMPROC
) enum_fontex_cb1
,
6804 EnumFontFamilies (ef
.hdc
, NULL
, (FONTENUMPROC
) enum_font_cb1
,
6807 ReleaseDC (dpyinfo
->root_window
, ef
.hdc
);
6812 /* Make a list of the fonts we got back.
6813 Store that in the font cache for the display. */
6814 XCDR (dpyinfo
->name_list_element
)
6815 = Fcons (Fcons (tpat
, list
),
6816 XCDR (dpyinfo
->name_list_element
));
6819 if (NILP (list
)) continue; /* Try the remaining alternatives. */
6821 newlist
= second_best
= Qnil
;
6823 /* Make a list of the fonts that have the right width. */
6824 for (; CONSP (list
); list
= XCDR (list
))
6831 if (NILP (XCAR (tem
)))
6835 newlist
= Fcons (XCAR (tem
), newlist
);
6837 if (n_fonts
>= maxnames
)
6842 if (!INTEGERP (XCDR (tem
)))
6844 /* Since we don't yet know the size of the font, we must
6845 load it and try GetTextMetrics. */
6846 W32FontStruct thisinfo
;
6851 if (!x_to_w32_font (XSTRING (XCAR (tem
))->data
, &lf
))
6855 thisinfo
.bdf
= NULL
;
6856 thisinfo
.hfont
= CreateFontIndirect (&lf
);
6857 if (thisinfo
.hfont
== NULL
)
6860 hdc
= GetDC (dpyinfo
->root_window
);
6861 oldobj
= SelectObject (hdc
, thisinfo
.hfont
);
6862 if (GetTextMetrics (hdc
, &thisinfo
.tm
))
6863 XCDR (tem
) = make_number (FONT_WIDTH (&thisinfo
));
6865 XCDR (tem
) = make_number (0);
6866 SelectObject (hdc
, oldobj
);
6867 ReleaseDC (dpyinfo
->root_window
, hdc
);
6868 DeleteObject(thisinfo
.hfont
);
6871 found_size
= XINT (XCDR (tem
));
6872 if (found_size
== size
)
6874 newlist
= Fcons (XCAR (tem
), newlist
);
6876 if (n_fonts
>= maxnames
)
6879 /* keep track of the closest matching size in case
6880 no exact match is found. */
6881 else if (found_size
> 0)
6883 if (NILP (second_best
))
6886 else if (found_size
< size
)
6888 if (XINT (XCDR (second_best
)) > size
6889 || XINT (XCDR (second_best
)) < found_size
)
6894 if (XINT (XCDR (second_best
)) > size
6895 && XINT (XCDR (second_best
)) >
6902 if (!NILP (newlist
))
6904 else if (!NILP (second_best
))
6906 newlist
= Fcons (XCAR (second_best
), Qnil
);
6911 /* Include any bdf fonts. */
6912 if (n_fonts
< maxnames
)
6914 Lisp_Object combined
[2];
6915 combined
[0] = w32_list_bdf_fonts (pattern
, maxnames
- n_fonts
);
6916 combined
[1] = newlist
;
6917 newlist
= Fnconc(2, combined
);
6920 /* If we can't find a font that matches, check if Windows would be
6921 able to synthesize it from a different style. */
6922 if (NILP (newlist
) && !NILP (Vw32_enable_synthesized_fonts
))
6923 newlist
= w32_list_synthesized_fonts (f
, pattern
, size
, maxnames
);
6929 w32_list_synthesized_fonts (f
, pattern
, size
, max_names
)
6931 Lisp_Object pattern
;
6936 char *full_pattn
, *new_pattn
, foundary
[50], family
[50], *pattn_part2
;
6937 char style
[20], slant
;
6938 Lisp_Object matches
, tem
, synthed_matches
= Qnil
;
6940 full_pattn
= XSTRING (pattern
)->data
;
6942 pattn_part2
= alloca (XSTRING (pattern
)->size
);
6943 /* Allow some space for wildcard expansion. */
6944 new_pattn
= alloca (XSTRING (pattern
)->size
+ 100);
6946 fields
= sscanf (full_pattn
, "-%49[^-]-%49[^-]-%19[^-]-%c-%s",
6947 foundary
, family
, style
, &slant
, pattn_part2
);
6948 if (fields
== EOF
|| fields
< 5)
6951 /* If the style and slant are wildcards already there is no point
6952 checking again (and we don't want to keep recursing). */
6953 if (*style
== '*' && slant
== '*')
6956 sprintf (new_pattn
, "-%s-%s-*-*-%s", foundary
, family
, pattn_part2
);
6958 matches
= w32_list_fonts (f
, build_string (new_pattn
), size
, max_names
);
6960 for ( ; CONSP (matches
); matches
= XCDR (matches
))
6962 tem
= XCAR (matches
);
6966 full_pattn
= XSTRING (tem
)->data
;
6967 fields
= sscanf (full_pattn
, "-%49[^-]-%49[^-]-%*[^-]-%*c-%s",
6968 foundary
, family
, pattn_part2
);
6969 if (fields
== EOF
|| fields
< 3)
6972 sprintf (new_pattn
, "-%s-%s-%s-%c-%s", foundary
, family
, style
,
6973 slant
, pattn_part2
);
6975 synthed_matches
= Fcons (build_string (new_pattn
),
6979 return synthed_matches
;
6983 /* Return a pointer to struct font_info of font FONT_IDX of frame F. */
6985 w32_get_font_info (f
, font_idx
)
6989 return (FRAME_W32_FONT_TABLE (f
) + font_idx
);
6994 w32_query_font (struct frame
*f
, char *fontname
)
6997 struct font_info
*pfi
;
6999 pfi
= FRAME_W32_FONT_TABLE (f
);
7001 for (i
= 0; i
< one_w32_display_info
.n_fonts
;i
++, pfi
++)
7003 if (strcmp(pfi
->name
, fontname
) == 0) return pfi
;
7009 /* Find a CCL program for a font specified by FONTP, and set the member
7010 `encoder' of the structure. */
7013 w32_find_ccl_program (fontp
)
7014 struct font_info
*fontp
;
7016 Lisp_Object list
, elt
;
7018 for (list
= Vfont_ccl_encoder_alist
; CONSP (list
); list
= XCDR (list
))
7022 && STRINGP (XCAR (elt
))
7023 && (fast_c_string_match_ignore_case (XCAR (elt
), fontp
->name
)
7029 struct ccl_program
*ccl
7030 = (struct ccl_program
*) xmalloc (sizeof (struct ccl_program
));
7032 if (setup_ccl_program (ccl
, XCDR (elt
)) < 0)
7035 fontp
->font_encoder
= ccl
;
7040 /* Find BDF files in a specified directory. (use GCPRO when calling,
7041 as this calls lisp to get a directory listing). */
7043 w32_find_bdf_fonts_in_dir (Lisp_Object directory
)
7045 Lisp_Object filelist
, list
= Qnil
;
7048 if (!STRINGP(directory
))
7051 filelist
= Fdirectory_files (directory
, Qt
,
7052 build_string (".*\\.[bB][dD][fF]"), Qt
);
7054 for ( ; CONSP(filelist
); filelist
= XCDR (filelist
))
7056 Lisp_Object filename
= XCAR (filelist
);
7057 if (w32_BDF_to_x_font (XSTRING (filename
)->data
, fontname
, 100))
7058 store_in_alist (&list
, build_string (fontname
), filename
);
7063 DEFUN ("w32-find-bdf-fonts", Fw32_find_bdf_fonts
, Sw32_find_bdf_fonts
,
7065 "Return a list of BDF fonts in DIR, suitable for appending to\n\
7066 w32-bdf-filename-alist. Fonts which do not contain an xlfd description\n\
7067 will not be included in the list. DIR may be a list of directories.")
7069 Lisp_Object directory
;
7071 Lisp_Object list
= Qnil
;
7072 struct gcpro gcpro1
, gcpro2
;
7074 if (!CONSP (directory
))
7075 return w32_find_bdf_fonts_in_dir (directory
);
7077 for ( ; CONSP (directory
); directory
= XCDR (directory
))
7079 Lisp_Object pair
[2];
7082 GCPRO2 (directory
, list
);
7083 pair
[1] = w32_find_bdf_fonts_in_dir( XCAR (directory
) );
7084 list
= Fnconc( 2, pair
);
7091 DEFUN ("xw-color-defined-p", Fxw_color_defined_p
, Sxw_color_defined_p
, 1, 2, 0,
7092 "Internal function called by `color-defined-p', which see.")
7094 Lisp_Object color
, frame
;
7097 FRAME_PTR f
= check_x_frame (frame
);
7099 CHECK_STRING (color
, 1);
7101 if (w32_defined_color (f
, XSTRING (color
)->data
, &foo
, 0))
7107 DEFUN ("xw-color-values", Fxw_color_values
, Sxw_color_values
, 1, 2, 0,
7108 "Internal function called by `color-values', which see.")
7110 Lisp_Object color
, frame
;
7113 FRAME_PTR f
= check_x_frame (frame
);
7115 CHECK_STRING (color
, 1);
7117 if (w32_defined_color (f
, XSTRING (color
)->data
, &foo
, 0))
7121 rgb
[0] = make_number ((GetRValue (foo
.pixel
) << 8)
7122 | GetRValue (foo
.pixel
));
7123 rgb
[1] = make_number ((GetGValue (foo
.pixel
) << 8)
7124 | GetGValue (foo
.pixel
));
7125 rgb
[2] = make_number ((GetBValue (foo
.pixel
) << 8)
7126 | GetBValue (foo
.pixel
));
7127 return Flist (3, rgb
);
7133 DEFUN ("xw-display-color-p", Fxw_display_color_p
, Sxw_display_color_p
, 0, 1, 0,
7134 "Internal function called by `display-color-p', which see.")
7136 Lisp_Object display
;
7138 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7140 if ((dpyinfo
->n_planes
* dpyinfo
->n_cbits
) <= 2)
7146 DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p
, Sx_display_grayscale_p
,
7148 "Return t if the X display supports shades of gray.\n\
7149 Note that color displays do support shades of gray.\n\
7150 The optional argument DISPLAY specifies which display to ask about.\n\
7151 DISPLAY should be either a frame or a display name (a string).\n\
7152 If omitted or nil, that stands for the selected frame's display.")
7154 Lisp_Object display
;
7156 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7158 if ((dpyinfo
->n_planes
* dpyinfo
->n_cbits
) <= 1)
7164 DEFUN ("x-display-pixel-width", Fx_display_pixel_width
, Sx_display_pixel_width
,
7166 "Returns the width in pixels of the X display DISPLAY.\n\
7167 The optional argument DISPLAY specifies which display to ask about.\n\
7168 DISPLAY should be either a frame or a display name (a string).\n\
7169 If omitted or nil, that stands for the selected frame's display.")
7171 Lisp_Object display
;
7173 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7175 return make_number (dpyinfo
->width
);
7178 DEFUN ("x-display-pixel-height", Fx_display_pixel_height
,
7179 Sx_display_pixel_height
, 0, 1, 0,
7180 "Returns the height in pixels of the X display DISPLAY.\n\
7181 The optional argument DISPLAY specifies which display to ask about.\n\
7182 DISPLAY should be either a frame or a display name (a string).\n\
7183 If omitted or nil, that stands for the selected frame's display.")
7185 Lisp_Object display
;
7187 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7189 return make_number (dpyinfo
->height
);
7192 DEFUN ("x-display-planes", Fx_display_planes
, Sx_display_planes
,
7194 "Returns the number of bitplanes of the display DISPLAY.\n\
7195 The optional argument DISPLAY specifies which display to ask about.\n\
7196 DISPLAY should be either a frame or a display name (a string).\n\
7197 If omitted or nil, that stands for the selected frame's display.")
7199 Lisp_Object display
;
7201 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7203 return make_number (dpyinfo
->n_planes
* dpyinfo
->n_cbits
);
7206 DEFUN ("x-display-color-cells", Fx_display_color_cells
, Sx_display_color_cells
,
7208 "Returns the number of color cells of the display DISPLAY.\n\
7209 The optional argument DISPLAY specifies which display to ask about.\n\
7210 DISPLAY should be either a frame or a display name (a string).\n\
7211 If omitted or nil, that stands for the selected frame's display.")
7213 Lisp_Object display
;
7215 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7219 hdc
= GetDC (dpyinfo
->root_window
);
7220 if (dpyinfo
->has_palette
)
7221 cap
= GetDeviceCaps (hdc
,SIZEPALETTE
);
7223 cap
= GetDeviceCaps (hdc
,NUMCOLORS
);
7226 cap
= 1 << (dpyinfo
->n_planes
* dpyinfo
->n_cbits
);
7228 ReleaseDC (dpyinfo
->root_window
, hdc
);
7230 return make_number (cap
);
7233 DEFUN ("x-server-max-request-size", Fx_server_max_request_size
,
7234 Sx_server_max_request_size
,
7236 "Returns the maximum request size of the server of display DISPLAY.\n\
7237 The optional argument DISPLAY specifies which display to ask about.\n\
7238 DISPLAY should be either a frame or a display name (a string).\n\
7239 If omitted or nil, that stands for the selected frame's display.")
7241 Lisp_Object display
;
7243 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7245 return make_number (1);
7248 DEFUN ("x-server-vendor", Fx_server_vendor
, Sx_server_vendor
, 0, 1, 0,
7249 "Returns the vendor ID string of the W32 system (Microsoft).\n\
7250 The optional argument DISPLAY specifies which display to ask about.\n\
7251 DISPLAY should be either a frame or a display name (a string).\n\
7252 If omitted or nil, that stands for the selected frame's display.")
7254 Lisp_Object display
;
7256 return build_string ("Microsoft Corp.");
7259 DEFUN ("x-server-version", Fx_server_version
, Sx_server_version
, 0, 1, 0,
7260 "Returns the version numbers of the server of display DISPLAY.\n\
7261 The value is a list of three integers: the major and minor\n\
7262 version numbers, and the vendor-specific release\n\
7263 number. See also the function `x-server-vendor'.\n\n\
7264 The optional argument DISPLAY specifies which display to ask about.\n\
7265 DISPLAY should be either a frame or a display name (a string).\n\
7266 If omitted or nil, that stands for the selected frame's display.")
7268 Lisp_Object display
;
7270 return Fcons (make_number (w32_major_version
),
7271 Fcons (make_number (w32_minor_version
),
7272 Fcons (make_number (w32_build_number
), Qnil
)));
7275 DEFUN ("x-display-screens", Fx_display_screens
, Sx_display_screens
, 0, 1, 0,
7276 "Returns the number of screens on the server of display DISPLAY.\n\
7277 The optional argument DISPLAY specifies which display to ask about.\n\
7278 DISPLAY should be either a frame or a display name (a string).\n\
7279 If omitted or nil, that stands for the selected frame's display.")
7281 Lisp_Object display
;
7283 return make_number (1);
7286 DEFUN ("x-display-mm-height", Fx_display_mm_height
, Sx_display_mm_height
, 0, 1, 0,
7287 "Returns the height in millimeters of the X display DISPLAY.\n\
7288 The optional argument DISPLAY specifies which display to ask about.\n\
7289 DISPLAY should be either a frame or a display name (a string).\n\
7290 If omitted or nil, that stands for the selected frame's display.")
7292 Lisp_Object display
;
7294 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7298 hdc
= GetDC (dpyinfo
->root_window
);
7300 cap
= GetDeviceCaps (hdc
, VERTSIZE
);
7302 ReleaseDC (dpyinfo
->root_window
, hdc
);
7304 return make_number (cap
);
7307 DEFUN ("x-display-mm-width", Fx_display_mm_width
, Sx_display_mm_width
, 0, 1, 0,
7308 "Returns the width in millimeters of the X display DISPLAY.\n\
7309 The optional argument DISPLAY specifies which display to ask about.\n\
7310 DISPLAY should be either a frame or a display name (a string).\n\
7311 If omitted or nil, that stands for the selected frame's display.")
7313 Lisp_Object display
;
7315 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7320 hdc
= GetDC (dpyinfo
->root_window
);
7322 cap
= GetDeviceCaps (hdc
, HORZSIZE
);
7324 ReleaseDC (dpyinfo
->root_window
, hdc
);
7326 return make_number (cap
);
7329 DEFUN ("x-display-backing-store", Fx_display_backing_store
,
7330 Sx_display_backing_store
, 0, 1, 0,
7331 "Returns an indication of whether display DISPLAY does backing store.\n\
7332 The value may be `always', `when-mapped', or `not-useful'.\n\
7333 The optional argument DISPLAY specifies which display to ask about.\n\
7334 DISPLAY should be either a frame or a display name (a string).\n\
7335 If omitted or nil, that stands for the selected frame's display.")
7337 Lisp_Object display
;
7339 return intern ("not-useful");
7342 DEFUN ("x-display-visual-class", Fx_display_visual_class
,
7343 Sx_display_visual_class
, 0, 1, 0,
7344 "Returns the visual class of the display DISPLAY.\n\
7345 The value is one of the symbols `static-gray', `gray-scale',\n\
7346 `static-color', `pseudo-color', `true-color', or `direct-color'.\n\n\
7347 The optional argument DISPLAY specifies which display to ask about.\n\
7348 DISPLAY should be either a frame or a display name (a string).\n\
7349 If omitted or nil, that stands for the selected frame's display.")
7351 Lisp_Object display
;
7353 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7354 Lisp_Object result
= Qnil
;
7356 if (dpyinfo
->has_palette
)
7357 result
= intern ("pseudo-color");
7358 else if (dpyinfo
->n_planes
* dpyinfo
->n_cbits
== 1)
7359 result
= intern ("static-grey");
7360 else if (dpyinfo
->n_planes
* dpyinfo
->n_cbits
== 4)
7361 result
= intern ("static-color");
7362 else if (dpyinfo
->n_planes
* dpyinfo
->n_cbits
> 8)
7363 result
= intern ("true-color");
7368 DEFUN ("x-display-save-under", Fx_display_save_under
,
7369 Sx_display_save_under
, 0, 1, 0,
7370 "Returns t if the display DISPLAY supports the save-under feature.\n\
7371 The optional argument DISPLAY specifies which display to ask about.\n\
7372 DISPLAY should be either a frame or a display name (a string).\n\
7373 If omitted or nil, that stands for the selected frame's display.")
7375 Lisp_Object display
;
7382 register struct frame
*f
;
7384 return PIXEL_WIDTH (f
);
7389 register struct frame
*f
;
7391 return PIXEL_HEIGHT (f
);
7396 register struct frame
*f
;
7398 return FONT_WIDTH (f
->output_data
.w32
->font
);
7403 register struct frame
*f
;
7405 return f
->output_data
.w32
->line_height
;
7410 register struct frame
*f
;
7412 return FRAME_W32_DISPLAY_INFO (f
)->n_planes
;
7415 /* Return the display structure for the display named NAME.
7416 Open a new connection if necessary. */
7418 struct w32_display_info
*
7419 x_display_info_for_name (name
)
7423 struct w32_display_info
*dpyinfo
;
7425 CHECK_STRING (name
, 0);
7427 for (dpyinfo
= &one_w32_display_info
, names
= w32_display_name_list
;
7429 dpyinfo
= dpyinfo
->next
, names
= XCDR (names
))
7432 tem
= Fstring_equal (XCAR (XCAR (names
)), name
);
7437 /* Use this general default value to start with. */
7438 Vx_resource_name
= Vinvocation_name
;
7440 validate_x_resource_name ();
7442 dpyinfo
= w32_term_init (name
, (unsigned char *)0,
7443 (char *) XSTRING (Vx_resource_name
)->data
);
7446 error ("Cannot connect to server %s", XSTRING (name
)->data
);
7449 XSETFASTINT (Vwindow_system_version
, 3);
7454 DEFUN ("x-open-connection", Fx_open_connection
, Sx_open_connection
,
7455 1, 3, 0, "Open a connection to a server.\n\
7456 DISPLAY is the name of the display to connect to.\n\
7457 Optional second arg XRM-STRING is a string of resources in xrdb format.\n\
7458 If the optional third arg MUST-SUCCEED is non-nil,\n\
7459 terminate Emacs if we can't open the connection.")
7460 (display
, xrm_string
, must_succeed
)
7461 Lisp_Object display
, xrm_string
, must_succeed
;
7463 unsigned char *xrm_option
;
7464 struct w32_display_info
*dpyinfo
;
7466 CHECK_STRING (display
, 0);
7467 if (! NILP (xrm_string
))
7468 CHECK_STRING (xrm_string
, 1);
7470 if (! EQ (Vwindow_system
, intern ("w32")))
7471 error ("Not using Microsoft Windows");
7473 /* Allow color mapping to be defined externally; first look in user's
7474 HOME directory, then in Emacs etc dir for a file called rgb.txt. */
7476 Lisp_Object color_file
;
7477 struct gcpro gcpro1
;
7479 color_file
= build_string("~/rgb.txt");
7481 GCPRO1 (color_file
);
7483 if (NILP (Ffile_readable_p (color_file
)))
7485 Fexpand_file_name (build_string ("rgb.txt"),
7486 Fsymbol_value (intern ("data-directory")));
7488 Vw32_color_map
= Fw32_load_color_file (color_file
);
7492 if (NILP (Vw32_color_map
))
7493 Vw32_color_map
= Fw32_default_color_map ();
7495 if (! NILP (xrm_string
))
7496 xrm_option
= (unsigned char *) XSTRING (xrm_string
)->data
;
7498 xrm_option
= (unsigned char *) 0;
7500 /* Use this general default value to start with. */
7501 /* First remove .exe suffix from invocation-name - it looks ugly. */
7503 char basename
[ MAX_PATH
], *str
;
7505 strcpy (basename
, XSTRING (Vinvocation_name
)->data
);
7506 str
= strrchr (basename
, '.');
7508 Vinvocation_name
= build_string (basename
);
7510 Vx_resource_name
= Vinvocation_name
;
7512 validate_x_resource_name ();
7514 /* This is what opens the connection and sets x_current_display.
7515 This also initializes many symbols, such as those used for input. */
7516 dpyinfo
= w32_term_init (display
, xrm_option
,
7517 (char *) XSTRING (Vx_resource_name
)->data
);
7521 if (!NILP (must_succeed
))
7522 fatal ("Cannot connect to server %s.\n",
7523 XSTRING (display
)->data
);
7525 error ("Cannot connect to server %s", XSTRING (display
)->data
);
7530 XSETFASTINT (Vwindow_system_version
, 3);
7534 DEFUN ("x-close-connection", Fx_close_connection
,
7535 Sx_close_connection
, 1, 1, 0,
7536 "Close the connection to DISPLAY's server.\n\
7537 For DISPLAY, specify either a frame or a display name (a string).\n\
7538 If DISPLAY is nil, that stands for the selected frame's display.")
7540 Lisp_Object display
;
7542 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7545 if (dpyinfo
->reference_count
> 0)
7546 error ("Display still has frames on it");
7549 /* Free the fonts in the font table. */
7550 for (i
= 0; i
< dpyinfo
->n_fonts
; i
++)
7551 if (dpyinfo
->font_table
[i
].name
)
7553 if (dpyinfo
->font_table
[i
].name
!= dpyinfo
->font_table
[i
].full_name
)
7554 xfree (dpyinfo
->font_table
[i
].full_name
);
7555 xfree (dpyinfo
->font_table
[i
].name
);
7556 w32_unload_font (dpyinfo
, dpyinfo
->font_table
[i
].font
);
7558 x_destroy_all_bitmaps (dpyinfo
);
7560 x_delete_display (dpyinfo
);
7566 DEFUN ("x-display-list", Fx_display_list
, Sx_display_list
, 0, 0, 0,
7567 "Return the list of display names that Emacs has connections to.")
7570 Lisp_Object tail
, result
;
7573 for (tail
= w32_display_name_list
; ! NILP (tail
); tail
= XCDR (tail
))
7574 result
= Fcons (XCAR (XCAR (tail
)), result
);
7579 DEFUN ("x-synchronize", Fx_synchronize
, Sx_synchronize
, 1, 2, 0,
7580 "If ON is non-nil, report errors as soon as the erring request is made.\n\
7581 If ON is nil, allow buffering of requests.\n\
7582 This is a noop on W32 systems.\n\
7583 The optional second argument DISPLAY specifies which display to act on.\n\
7584 DISPLAY should be either a frame or a display name (a string).\n\
7585 If DISPLAY is omitted or nil, that stands for the selected frame's display.")
7587 Lisp_Object display
, on
;
7594 /***********************************************************************
7596 ***********************************************************************/
7598 /* Value is the number of elements of vector VECTOR. */
7600 #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR))
7602 /* List of supported image types. Use define_image_type to add new
7603 types. Use lookup_image_type to find a type for a given symbol. */
7605 static struct image_type
*image_types
;
7607 /* The symbol `image' which is the car of the lists used to represent
7610 extern Lisp_Object Qimage
;
7612 /* The symbol `xbm' which is used as the type symbol for XBM images. */
7618 extern Lisp_Object QCwidth
, QCheight
, QCforeground
, QCbackground
, QCfile
;
7619 extern Lisp_Object QCdata
;
7620 Lisp_Object QCtype
, QCascent
, QCmargin
, QCrelief
;
7621 Lisp_Object QCconversion
, QCcolor_symbols
, QCheuristic_mask
;
7622 Lisp_Object QCindex
;
7624 /* Other symbols. */
7626 Lisp_Object Qlaplace
;
7628 /* Time in seconds after which images should be removed from the cache
7629 if not displayed. */
7631 Lisp_Object Vimage_cache_eviction_delay
;
7633 /* Function prototypes. */
7635 static void define_image_type
P_ ((struct image_type
*type
));
7636 static struct image_type
*lookup_image_type
P_ ((Lisp_Object symbol
));
7637 static void image_error
P_ ((char *format
, Lisp_Object
, Lisp_Object
));
7638 static void x_laplace
P_ ((struct frame
*, struct image
*));
7639 static int x_build_heuristic_mask
P_ ((struct frame
*, struct image
*,
7643 /* Define a new image type from TYPE. This adds a copy of TYPE to
7644 image_types and adds the symbol *TYPE->type to Vimage_types. */
7647 define_image_type (type
)
7648 struct image_type
*type
;
7650 /* Make a copy of TYPE to avoid a bus error in a dumped Emacs.
7651 The initialized data segment is read-only. */
7652 struct image_type
*p
= (struct image_type
*) xmalloc (sizeof *p
);
7653 bcopy (type
, p
, sizeof *p
);
7654 p
->next
= image_types
;
7656 Vimage_types
= Fcons (*p
->type
, Vimage_types
);
7660 /* Look up image type SYMBOL, and return a pointer to its image_type
7661 structure. Value is null if SYMBOL is not a known image type. */
7663 static INLINE
struct image_type
*
7664 lookup_image_type (symbol
)
7667 struct image_type
*type
;
7669 for (type
= image_types
; type
; type
= type
->next
)
7670 if (EQ (symbol
, *type
->type
))
7677 /* Value is non-zero if OBJECT is a valid Lisp image specification. A
7678 valid image specification is a list whose car is the symbol
7679 `image', and whose rest is a property list. The property list must
7680 contain a value for key `:type'. That value must be the name of a
7681 supported image type. The rest of the property list depends on the
7685 valid_image_p (object
)
7690 if (CONSP (object
) && EQ (XCAR (object
), Qimage
))
7692 Lisp_Object symbol
= Fplist_get (XCDR (object
), QCtype
);
7693 struct image_type
*type
= lookup_image_type (symbol
);
7696 valid_p
= type
->valid_p (object
);
7703 /* Log error message with format string FORMAT and argument ARG.
7704 Signaling an error, e.g. when an image cannot be loaded, is not a
7705 good idea because this would interrupt redisplay, and the error
7706 message display would lead to another redisplay. This function
7707 therefore simply displays a message. */
7710 image_error (format
, arg1
, arg2
)
7712 Lisp_Object arg1
, arg2
;
7714 add_to_log (format
, arg1
, arg2
);
7719 /***********************************************************************
7720 Image specifications
7721 ***********************************************************************/
7723 enum image_value_type
7725 IMAGE_DONT_CHECK_VALUE_TYPE
,
7728 IMAGE_POSITIVE_INTEGER_VALUE
,
7729 IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
,
7730 IMAGE_NON_NEGATIVE_INTEGER_VALUE
,
7732 IMAGE_INTEGER_VALUE
,
7733 IMAGE_FUNCTION_VALUE
,
7738 /* Structure used when parsing image specifications. */
7740 struct image_keyword
7742 /* Name of keyword. */
7745 /* The type of value allowed. */
7746 enum image_value_type type
;
7748 /* Non-zero means key must be present. */
7751 /* Used to recognize duplicate keywords in a property list. */
7754 /* The value that was found. */
7759 static int parse_image_spec
P_ ((Lisp_Object
, struct image_keyword
*,
7761 static Lisp_Object image_spec_value
P_ ((Lisp_Object
, Lisp_Object
, int *));
7764 /* Parse image spec SPEC according to KEYWORDS. A valid image spec
7765 has the format (image KEYWORD VALUE ...). One of the keyword/
7766 value pairs must be `:type TYPE'. KEYWORDS is a vector of
7767 image_keywords structures of size NKEYWORDS describing other
7768 allowed keyword/value pairs. Value is non-zero if SPEC is valid. */
7771 parse_image_spec (spec
, keywords
, nkeywords
, type
)
7773 struct image_keyword
*keywords
;
7780 if (!CONSP (spec
) || !EQ (XCAR (spec
), Qimage
))
7783 plist
= XCDR (spec
);
7784 while (CONSP (plist
))
7786 Lisp_Object key
, value
;
7788 /* First element of a pair must be a symbol. */
7790 plist
= XCDR (plist
);
7794 /* There must follow a value. */
7797 value
= XCAR (plist
);
7798 plist
= XCDR (plist
);
7800 /* Find key in KEYWORDS. Error if not found. */
7801 for (i
= 0; i
< nkeywords
; ++i
)
7802 if (strcmp (keywords
[i
].name
, XSYMBOL (key
)->name
->data
) == 0)
7808 /* Record that we recognized the keyword. If a keywords
7809 was found more than once, it's an error. */
7810 keywords
[i
].value
= value
;
7811 ++keywords
[i
].count
;
7813 if (keywords
[i
].count
> 1)
7816 /* Check type of value against allowed type. */
7817 switch (keywords
[i
].type
)
7819 case IMAGE_STRING_VALUE
:
7820 if (!STRINGP (value
))
7824 case IMAGE_SYMBOL_VALUE
:
7825 if (!SYMBOLP (value
))
7829 case IMAGE_POSITIVE_INTEGER_VALUE
:
7830 if (!INTEGERP (value
) || XINT (value
) <= 0)
7834 case IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
:
7835 if (INTEGERP (value
) && XINT (value
) >= 0)
7838 && INTEGERP (XCAR (value
)) && INTEGERP (XCDR (value
))
7839 && XINT (XCAR (value
)) >= 0 && XINT (XCDR (value
)) >= 0)
7843 case IMAGE_ASCENT_VALUE
:
7844 if (SYMBOLP (value
) && EQ (value
, Qcenter
))
7846 else if (INTEGERP (value
)
7847 && XINT (value
) >= 0
7848 && XINT (value
) <= 100)
7852 case IMAGE_NON_NEGATIVE_INTEGER_VALUE
:
7853 if (!INTEGERP (value
) || XINT (value
) < 0)
7857 case IMAGE_DONT_CHECK_VALUE_TYPE
:
7860 case IMAGE_FUNCTION_VALUE
:
7861 value
= indirect_function (value
);
7863 || COMPILEDP (value
)
7864 || (CONSP (value
) && EQ (XCAR (value
), Qlambda
)))
7868 case IMAGE_NUMBER_VALUE
:
7869 if (!INTEGERP (value
) && !FLOATP (value
))
7873 case IMAGE_INTEGER_VALUE
:
7874 if (!INTEGERP (value
))
7878 case IMAGE_BOOL_VALUE
:
7879 if (!NILP (value
) && !EQ (value
, Qt
))
7888 if (EQ (key
, QCtype
) && !EQ (type
, value
))
7892 /* Check that all mandatory fields are present. */
7893 for (i
= 0; i
< nkeywords
; ++i
)
7894 if (keywords
[i
].mandatory_p
&& keywords
[i
].count
== 0)
7897 return NILP (plist
);
7901 /* Return the value of KEY in image specification SPEC. Value is nil
7902 if KEY is not present in SPEC. if FOUND is not null, set *FOUND
7903 to 1 if KEY was found in SPEC, set it to 0 otherwise. */
7906 image_spec_value (spec
, key
, found
)
7907 Lisp_Object spec
, key
;
7912 xassert (valid_image_p (spec
));
7914 for (tail
= XCDR (spec
);
7915 CONSP (tail
) && CONSP (XCDR (tail
));
7916 tail
= XCDR (XCDR (tail
)))
7918 if (EQ (XCAR (tail
), key
))
7922 return XCAR (XCDR (tail
));
7934 /***********************************************************************
7935 Image type independent image structures
7936 ***********************************************************************/
7938 static struct image
*make_image
P_ ((Lisp_Object spec
, unsigned hash
));
7939 static void free_image
P_ ((struct frame
*f
, struct image
*img
));
7942 /* Allocate and return a new image structure for image specification
7943 SPEC. SPEC has a hash value of HASH. */
7945 static struct image
*
7946 make_image (spec
, hash
)
7950 struct image
*img
= (struct image
*) xmalloc (sizeof *img
);
7952 xassert (valid_image_p (spec
));
7953 bzero (img
, sizeof *img
);
7954 img
->type
= lookup_image_type (image_spec_value (spec
, QCtype
, NULL
));
7955 xassert (img
->type
!= NULL
);
7957 img
->data
.lisp_val
= Qnil
;
7958 img
->ascent
= DEFAULT_IMAGE_ASCENT
;
7964 /* Free image IMG which was used on frame F, including its resources. */
7973 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
7975 /* Remove IMG from the hash table of its cache. */
7977 img
->prev
->next
= img
->next
;
7979 c
->buckets
[img
->hash
% IMAGE_CACHE_BUCKETS_SIZE
] = img
->next
;
7982 img
->next
->prev
= img
->prev
;
7984 c
->images
[img
->id
] = NULL
;
7986 /* Free resources, then free IMG. */
7987 img
->type
->free (f
, img
);
7993 /* Prepare image IMG for display on frame F. Must be called before
7994 drawing an image. */
7997 prepare_image_for_display (f
, img
)
8003 /* We're about to display IMG, so set its timestamp to `now'. */
8005 img
->timestamp
= EMACS_SECS (t
);
8007 /* If IMG doesn't have a pixmap yet, load it now, using the image
8008 type dependent loader function. */
8009 if (img
->pixmap
== 0 && !img
->load_failed_p
)
8010 img
->load_failed_p
= img
->type
->load (f
, img
) == 0;
8014 /* Value is the number of pixels for the ascent of image IMG when
8015 drawn in face FACE. */
8018 image_ascent (img
, face
)
8022 int height
= img
->height
+ img
->vmargin
;
8025 if (img
->ascent
== CENTERED_IMAGE_ASCENT
)
8028 ascent
= height
/ 2 - (FONT_DESCENT(face
->font
)
8029 - FONT_BASE(face
->font
)) / 2;
8031 ascent
= height
/ 2;
8034 ascent
= height
* img
->ascent
/ 100.0;
8041 /***********************************************************************
8042 Helper functions for X image types
8043 ***********************************************************************/
8045 static void x_clear_image
P_ ((struct frame
*f
, struct image
*img
));
8046 static unsigned long x_alloc_image_color
P_ ((struct frame
*f
,
8048 Lisp_Object color_name
,
8049 unsigned long dflt
));
8051 /* Free X resources of image IMG which is used on frame F. */
8054 x_clear_image (f
, img
)
8058 #if 0 /* TODO: W32 image support */
8063 XFreePixmap (NULL
, img
->pixmap
);
8070 int class = FRAME_W32_DISPLAY_INFO (f
)->visual
->class;
8072 /* If display has an immutable color map, freeing colors is not
8073 necessary and some servers don't allow it. So don't do it. */
8074 if (class != StaticColor
8075 && class != StaticGray
8076 && class != TrueColor
)
8080 cmap
= DefaultColormapOfScreen (FRAME_W32_DISPLAY_INFO (f
)->screen
);
8081 XFreeColors (FRAME_W32_DISPLAY (f
), cmap
, img
->colors
,
8086 xfree (img
->colors
);
8094 /* Allocate color COLOR_NAME for image IMG on frame F. If color
8095 cannot be allocated, use DFLT. Add a newly allocated color to
8096 IMG->colors, so that it can be freed again. Value is the pixel
8099 static unsigned long
8100 x_alloc_image_color (f
, img
, color_name
, dflt
)
8103 Lisp_Object color_name
;
8106 #if 0 /* TODO: allocing colors. */
8108 unsigned long result
;
8110 xassert (STRINGP (color_name
));
8112 if (w32_defined_color (f
, XSTRING (color_name
)->data
, &color
, 1))
8114 /* This isn't called frequently so we get away with simply
8115 reallocating the color vector to the needed size, here. */
8118 (unsigned long *) xrealloc (img
->colors
,
8119 img
->ncolors
* sizeof *img
->colors
);
8120 img
->colors
[img
->ncolors
- 1] = color
.pixel
;
8121 result
= color
.pixel
;
8132 /***********************************************************************
8134 ***********************************************************************/
8136 static void cache_image
P_ ((struct frame
*f
, struct image
*img
));
8139 /* Return a new, initialized image cache that is allocated from the
8140 heap. Call free_image_cache to free an image cache. */
8142 struct image_cache
*
8145 struct image_cache
*c
= (struct image_cache
*) xmalloc (sizeof *c
);
8148 bzero (c
, sizeof *c
);
8150 c
->images
= (struct image
**) xmalloc (c
->size
* sizeof *c
->images
);
8151 size
= IMAGE_CACHE_BUCKETS_SIZE
* sizeof *c
->buckets
;
8152 c
->buckets
= (struct image
**) xmalloc (size
);
8153 bzero (c
->buckets
, size
);
8158 /* Free image cache of frame F. Be aware that X frames share images
8162 free_image_cache (f
)
8165 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
8170 /* Cache should not be referenced by any frame when freed. */
8171 xassert (c
->refcount
== 0);
8173 for (i
= 0; i
< c
->used
; ++i
)
8174 free_image (f
, c
->images
[i
]);
8178 FRAME_X_IMAGE_CACHE (f
) = NULL
;
8183 /* Clear image cache of frame F. FORCE_P non-zero means free all
8184 images. FORCE_P zero means clear only images that haven't been
8185 displayed for some time. Should be called from time to time to
8186 reduce the number of loaded images. If image-eviction-seconds is
8187 non-nil, this frees images in the cache which weren't displayed for
8188 at least that many seconds. */
8191 clear_image_cache (f
, force_p
)
8195 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
8197 if (c
&& INTEGERP (Vimage_cache_eviction_delay
))
8201 int i
, any_freed_p
= 0;
8204 old
= EMACS_SECS (t
) - XFASTINT (Vimage_cache_eviction_delay
);
8206 for (i
= 0; i
< c
->used
; ++i
)
8208 struct image
*img
= c
->images
[i
];
8211 || (img
->timestamp
> old
)))
8213 free_image (f
, img
);
8218 /* We may be clearing the image cache because, for example,
8219 Emacs was iconified for a longer period of time. In that
8220 case, current matrices may still contain references to
8221 images freed above. So, clear these matrices. */
8224 clear_current_matrices (f
);
8225 ++windows_or_buffers_changed
;
8231 DEFUN ("clear-image-cache", Fclear_image_cache
, Sclear_image_cache
,
8233 "Clear the image cache of FRAME.\n\
8234 FRAME nil or omitted means use the selected frame.\n\
8235 FRAME t means clear the image caches of all frames.")
8243 FOR_EACH_FRAME (tail
, frame
)
8244 if (FRAME_W32_P (XFRAME (frame
)))
8245 clear_image_cache (XFRAME (frame
), 1);
8248 clear_image_cache (check_x_frame (frame
), 1);
8254 /* Return the id of image with Lisp specification SPEC on frame F.
8255 SPEC must be a valid Lisp image specification (see valid_image_p). */
8258 lookup_image (f
, spec
)
8262 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
8266 struct gcpro gcpro1
;
8269 /* F must be a window-system frame, and SPEC must be a valid image
8271 xassert (FRAME_WINDOW_P (f
));
8272 xassert (valid_image_p (spec
));
8276 /* Look up SPEC in the hash table of the image cache. */
8277 hash
= sxhash (spec
, 0);
8278 i
= hash
% IMAGE_CACHE_BUCKETS_SIZE
;
8280 for (img
= c
->buckets
[i
]; img
; img
= img
->next
)
8281 if (img
->hash
== hash
&& !NILP (Fequal (img
->spec
, spec
)))
8284 /* If not found, create a new image and cache it. */
8288 img
= make_image (spec
, hash
);
8289 cache_image (f
, img
);
8290 img
->load_failed_p
= img
->type
->load (f
, img
) == 0;
8292 /* If we can't load the image, and we don't have a width and
8293 height, use some arbitrary width and height so that we can
8294 draw a rectangle for it. */
8295 if (img
->load_failed_p
)
8299 value
= image_spec_value (spec
, QCwidth
, NULL
);
8300 img
->width
= (INTEGERP (value
)
8301 ? XFASTINT (value
) : DEFAULT_IMAGE_WIDTH
);
8302 value
= image_spec_value (spec
, QCheight
, NULL
);
8303 img
->height
= (INTEGERP (value
)
8304 ? XFASTINT (value
) : DEFAULT_IMAGE_HEIGHT
);
8308 /* Handle image type independent image attributes
8309 `:ascent PERCENT', `:margin MARGIN', `:relief RELIEF'. */
8310 Lisp_Object ascent
, margin
, relief
;
8312 ascent
= image_spec_value (spec
, QCascent
, NULL
);
8313 if (INTEGERP (ascent
))
8314 img
->ascent
= XFASTINT (ascent
);
8315 else if (EQ (ascent
, Qcenter
))
8316 img
->ascent
= CENTERED_IMAGE_ASCENT
;
8318 margin
= image_spec_value (spec
, QCmargin
, NULL
);
8319 if (INTEGERP (margin
) && XINT (margin
) >= 0)
8320 img
->vmargin
= img
->hmargin
= XFASTINT (margin
);
8321 else if (CONSP (margin
) && INTEGERP (XCAR (margin
))
8322 && INTEGERP (XCDR (margin
)))
8324 if (XINT (XCAR (margin
)) > 0)
8325 img
->hmargin
= XFASTINT (XCAR (margin
));
8326 if (XINT (XCDR (margin
)) > 0)
8327 img
->vmargin
= XFASTINT (XCDR (margin
));
8330 relief
= image_spec_value (spec
, QCrelief
, NULL
);
8331 if (INTEGERP (relief
))
8333 img
->relief
= XINT (relief
);
8334 img
->hmargin
+= abs (img
->relief
);
8335 img
->vmargin
+= abs (img
->relief
);
8338 #if 0 /* TODO: image mask and algorithm. */
8339 /* Manipulation of the image's mask. */
8342 /* `:heuristic-mask t'
8344 means build a mask heuristically.
8345 `:heuristic-mask (R G B)'
8346 `:mask (heuristic (R G B))'
8347 means build a mask from color (R G B) in the
8350 means remove a mask, if any. */
8354 mask
= image_spec_value (spec
, QCheuristic_mask
, NULL
);
8356 x_build_heuristic_mask (f
, img
, mask
);
8361 mask
= image_spec_value (spec
, QCmask
, &found_p
);
8363 if (EQ (mask
, Qheuristic
))
8364 x_build_heuristic_mask (f
, img
, Qt
);
8365 else if (CONSP (mask
)
8366 && EQ (XCAR (mask
), Qheuristic
))
8368 if (CONSP (XCDR (mask
)))
8369 x_build_heuristic_mask (f
, img
, XCAR (XCDR (mask
)));
8371 x_build_heuristic_mask (f
, img
, XCDR (mask
));
8373 else if (NILP (mask
) && found_p
&& img
->mask
)
8375 XFreePixmap (FRAME_X_DISPLAY (f
), img
->mask
);
8381 /* Should we apply an image transformation algorithm? */
8384 Lisp_Object conversion
;
8386 algorithm
= image_spec_value (spec
, QCconversion
, NULL
);
8387 if (EQ (conversion
, Qdisabled
))
8388 x_disable_image (f
, img
);
8389 else if (EQ (conversion
, Qlaplace
))
8391 else if (EQ (conversion
, Qemboss
))
8393 else if (CONSP (conversion
)
8394 && EQ (XCAR (conversion
), Qedge_detection
))
8397 tem
= XCDR (conversion
);
8399 x_edge_detection (f
, img
,
8400 Fplist_get (tem
, QCmatrix
),
8401 Fplist_get (tem
, QCcolor_adjustment
));
8407 xassert (!interrupt_input_blocked
);
8410 /* We're using IMG, so set its timestamp to `now'. */
8411 EMACS_GET_TIME (now
);
8412 img
->timestamp
= EMACS_SECS (now
);
8416 /* Value is the image id. */
8421 /* Cache image IMG in the image cache of frame F. */
8424 cache_image (f
, img
)
8428 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
8431 /* Find a free slot in c->images. */
8432 for (i
= 0; i
< c
->used
; ++i
)
8433 if (c
->images
[i
] == NULL
)
8436 /* If no free slot found, maybe enlarge c->images. */
8437 if (i
== c
->used
&& c
->used
== c
->size
)
8440 c
->images
= (struct image
**) xrealloc (c
->images
,
8441 c
->size
* sizeof *c
->images
);
8444 /* Add IMG to c->images, and assign IMG an id. */
8450 /* Add IMG to the cache's hash table. */
8451 i
= img
->hash
% IMAGE_CACHE_BUCKETS_SIZE
;
8452 img
->next
= c
->buckets
[i
];
8454 img
->next
->prev
= img
;
8456 c
->buckets
[i
] = img
;
8460 /* Call FN on every image in the image cache of frame F. Used to mark
8461 Lisp Objects in the image cache. */
8464 forall_images_in_image_cache (f
, fn
)
8466 void (*fn
) P_ ((struct image
*img
));
8468 if (FRAME_LIVE_P (f
) && FRAME_W32_P (f
))
8470 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
8474 for (i
= 0; i
< c
->used
; ++i
)
8483 /***********************************************************************
8485 ***********************************************************************/
8487 #if 0 /* TODO: W32 specific image code. */
8489 static int x_create_x_image_and_pixmap
P_ ((struct frame
*, int, int, int,
8490 XImage
**, Pixmap
*));
8491 static void x_destroy_x_image
P_ ((XImage
*));
8492 static void x_put_x_image
P_ ((struct frame
*, XImage
*, Pixmap
, int, int));
8495 /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on
8496 frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created.
8497 Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated
8498 via xmalloc. Print error messages via image_error if an error
8499 occurs. Value is non-zero if successful. */
8502 x_create_x_image_and_pixmap (f
, width
, height
, depth
, ximg
, pixmap
)
8504 int width
, height
, depth
;
8508 #if 0 /* TODO: Image support for W32 */
8509 Display
*display
= FRAME_W32_DISPLAY (f
);
8510 Screen
*screen
= FRAME_X_SCREEN (f
);
8511 Window window
= FRAME_W32_WINDOW (f
);
8513 xassert (interrupt_input_blocked
);
8516 depth
= DefaultDepthOfScreen (screen
);
8517 *ximg
= XCreateImage (display
, DefaultVisualOfScreen (screen
),
8518 depth
, ZPixmap
, 0, NULL
, width
, height
,
8519 depth
> 16 ? 32 : depth
> 8 ? 16 : 8, 0);
8522 image_error ("Unable to allocate X image", Qnil
, Qnil
);
8526 /* Allocate image raster. */
8527 (*ximg
)->data
= (char *) xmalloc ((*ximg
)->bytes_per_line
* height
);
8529 /* Allocate a pixmap of the same size. */
8530 *pixmap
= XCreatePixmap (display
, window
, width
, height
, depth
);
8533 x_destroy_x_image (*ximg
);
8535 image_error ("Unable to create X pixmap", Qnil
, Qnil
);
8543 /* Destroy XImage XIMG. Free XIMG->data. */
8546 x_destroy_x_image (ximg
)
8549 xassert (interrupt_input_blocked
);
8554 XDestroyImage (ximg
);
8559 /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT
8560 are width and height of both the image and pixmap. */
8563 x_put_x_image (f
, ximg
, pixmap
, width
, height
)
8570 xassert (interrupt_input_blocked
);
8571 gc
= XCreateGC (NULL
, pixmap
, 0, NULL
);
8572 XPutImage (NULL
, pixmap
, gc
, ximg
, 0, 0, 0, 0, width
, height
);
8579 /***********************************************************************
8581 ***********************************************************************/
8583 static Lisp_Object x_find_image_file
P_ ((Lisp_Object
));
8585 /* Find image file FILE. Look in data-directory, then
8586 x-bitmap-file-path. Value is the full name of the file found, or
8587 nil if not found. */
8590 x_find_image_file (file
)
8593 Lisp_Object file_found
, search_path
;
8594 struct gcpro gcpro1
, gcpro2
;
8598 search_path
= Fcons (Vdata_directory
, Vx_bitmap_file_path
);
8599 GCPRO2 (file_found
, search_path
);
8601 /* Try to find FILE in data-directory, then x-bitmap-file-path. */
8602 fd
= openp (search_path
, file
, "", &file_found
, 0);
8615 /***********************************************************************
8617 ***********************************************************************/
8619 static int xbm_load
P_ ((struct frame
*f
, struct image
*img
));
8620 static int xbm_load_image_from_file
P_ ((struct frame
*f
, struct image
*img
,
8622 static int xbm_image_p
P_ ((Lisp_Object object
));
8623 static int xbm_read_bitmap_file_data
P_ ((char *, int *, int *,
8627 /* Indices of image specification fields in xbm_format, below. */
8629 enum xbm_keyword_index
8646 /* Vector of image_keyword structures describing the format
8647 of valid XBM image specifications. */
8649 static struct image_keyword xbm_format
[XBM_LAST
] =
8651 {":type", IMAGE_SYMBOL_VALUE
, 1},
8652 {":file", IMAGE_STRING_VALUE
, 0},
8653 {":width", IMAGE_POSITIVE_INTEGER_VALUE
, 0},
8654 {":height", IMAGE_POSITIVE_INTEGER_VALUE
, 0},
8655 {":data", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
8656 {":foreground", IMAGE_STRING_VALUE
, 0},
8657 {":background", IMAGE_STRING_VALUE
, 0},
8658 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
8659 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
8660 {":relief", IMAGE_INTEGER_VALUE
, 0},
8661 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
8662 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0}
8665 /* Structure describing the image type XBM. */
8667 static struct image_type xbm_type
=
8676 /* Tokens returned from xbm_scan. */
8685 /* Return non-zero if OBJECT is a valid XBM-type image specification.
8686 A valid specification is a list starting with the symbol `image'
8687 The rest of the list is a property list which must contain an
8690 If the specification specifies a file to load, it must contain
8691 an entry `:file FILENAME' where FILENAME is a string.
8693 If the specification is for a bitmap loaded from memory it must
8694 contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where
8695 WIDTH and HEIGHT are integers > 0. DATA may be:
8697 1. a string large enough to hold the bitmap data, i.e. it must
8698 have a size >= (WIDTH + 7) / 8 * HEIGHT
8700 2. a bool-vector of size >= WIDTH * HEIGHT
8702 3. a vector of strings or bool-vectors, one for each line of the
8705 Both the file and data forms may contain the additional entries
8706 `:background COLOR' and `:foreground COLOR'. If not present,
8707 foreground and background of the frame on which the image is
8708 displayed, is used. */
8711 xbm_image_p (object
)
8714 struct image_keyword kw
[XBM_LAST
];
8716 bcopy (xbm_format
, kw
, sizeof kw
);
8717 if (!parse_image_spec (object
, kw
, XBM_LAST
, Qxbm
))
8720 xassert (EQ (kw
[XBM_TYPE
].value
, Qxbm
));
8722 if (kw
[XBM_FILE
].count
)
8724 if (kw
[XBM_WIDTH
].count
|| kw
[XBM_HEIGHT
].count
|| kw
[XBM_DATA
].count
)
8732 /* Entries for `:width', `:height' and `:data' must be present. */
8733 if (!kw
[XBM_WIDTH
].count
8734 || !kw
[XBM_HEIGHT
].count
8735 || !kw
[XBM_DATA
].count
)
8738 data
= kw
[XBM_DATA
].value
;
8739 width
= XFASTINT (kw
[XBM_WIDTH
].value
);
8740 height
= XFASTINT (kw
[XBM_HEIGHT
].value
);
8742 /* Check type of data, and width and height against contents of
8748 /* Number of elements of the vector must be >= height. */
8749 if (XVECTOR (data
)->size
< height
)
8752 /* Each string or bool-vector in data must be large enough
8753 for one line of the image. */
8754 for (i
= 0; i
< height
; ++i
)
8756 Lisp_Object elt
= XVECTOR (data
)->contents
[i
];
8760 if (XSTRING (elt
)->size
8761 < (width
+ BITS_PER_CHAR
- 1) / BITS_PER_CHAR
)
8764 else if (BOOL_VECTOR_P (elt
))
8766 if (XBOOL_VECTOR (elt
)->size
< width
)
8773 else if (STRINGP (data
))
8775 if (XSTRING (data
)->size
8776 < (width
+ BITS_PER_CHAR
- 1) / BITS_PER_CHAR
* height
)
8779 else if (BOOL_VECTOR_P (data
))
8781 if (XBOOL_VECTOR (data
)->size
< width
* height
)
8788 /* Baseline must be a value between 0 and 100 (a percentage). */
8789 if (kw
[XBM_ASCENT
].count
8790 && XFASTINT (kw
[XBM_ASCENT
].value
) > 100)
8797 /* Scan a bitmap file. FP is the stream to read from. Value is
8798 either an enumerator from enum xbm_token, or a character for a
8799 single-character token, or 0 at end of file. If scanning an
8800 identifier, store the lexeme of the identifier in SVAL. If
8801 scanning a number, store its value in *IVAL. */
8804 xbm_scan (fp
, sval
, ival
)
8811 /* Skip white space. */
8812 while ((c
= fgetc (fp
)) != EOF
&& isspace (c
))
8817 else if (isdigit (c
))
8819 int value
= 0, digit
;
8824 if (c
== 'x' || c
== 'X')
8826 while ((c
= fgetc (fp
)) != EOF
)
8830 else if (c
>= 'a' && c
<= 'f')
8831 digit
= c
- 'a' + 10;
8832 else if (c
>= 'A' && c
<= 'F')
8833 digit
= c
- 'A' + 10;
8836 value
= 16 * value
+ digit
;
8839 else if (isdigit (c
))
8842 while ((c
= fgetc (fp
)) != EOF
8844 value
= 8 * value
+ c
- '0';
8850 while ((c
= fgetc (fp
)) != EOF
8852 value
= 10 * value
+ c
- '0';
8860 else if (isalpha (c
) || c
== '_')
8863 while ((c
= fgetc (fp
)) != EOF
8864 && (isalnum (c
) || c
== '_'))
8876 /* Replacement for XReadBitmapFileData which isn't available under old
8877 X versions. FILE is the name of the bitmap file to read. Set
8878 *WIDTH and *HEIGHT to the width and height of the image. Return in
8879 *DATA the bitmap data allocated with xmalloc. Value is non-zero if
8883 xbm_read_bitmap_file_data (file
, width
, height
, data
)
8885 int *width
, *height
;
8886 unsigned char **data
;
8889 char buffer
[BUFSIZ
];
8892 int bytes_per_line
, i
, nbytes
;
8898 LA1 = xbm_scan (fp, buffer, &value)
8900 #define expect(TOKEN) \
8901 if (LA1 != (TOKEN)) \
8906 #define expect_ident(IDENT) \
8907 if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \
8912 fp
= fopen (file
, "r");
8916 *width
= *height
= -1;
8918 LA1
= xbm_scan (fp
, buffer
, &value
);
8920 /* Parse defines for width, height and hot-spots. */
8924 expect_ident ("define");
8925 expect (XBM_TK_IDENT
);
8927 if (LA1
== XBM_TK_NUMBER
);
8929 char *p
= strrchr (buffer
, '_');
8930 p
= p
? p
+ 1 : buffer
;
8931 if (strcmp (p
, "width") == 0)
8933 else if (strcmp (p
, "height") == 0)
8936 expect (XBM_TK_NUMBER
);
8939 if (*width
< 0 || *height
< 0)
8942 /* Parse bits. Must start with `static'. */
8943 expect_ident ("static");
8944 if (LA1
== XBM_TK_IDENT
)
8946 if (strcmp (buffer
, "unsigned") == 0)
8949 expect_ident ("char");
8951 else if (strcmp (buffer
, "short") == 0)
8955 if (*width
% 16 && *width
% 16 < 9)
8958 else if (strcmp (buffer
, "char") == 0)
8966 expect (XBM_TK_IDENT
);
8972 bytes_per_line
= (*width
+ 7) / 8 + padding_p
;
8973 nbytes
= bytes_per_line
* *height
;
8974 p
= *data
= (char *) xmalloc (nbytes
);
8979 for (i
= 0; i
< nbytes
; i
+= 2)
8982 expect (XBM_TK_NUMBER
);
8985 if (!padding_p
|| ((i
+ 2) % bytes_per_line
))
8988 if (LA1
== ',' || LA1
== '}')
8996 for (i
= 0; i
< nbytes
; ++i
)
8999 expect (XBM_TK_NUMBER
);
9003 if (LA1
== ',' || LA1
== '}')
9029 /* Load XBM image IMG which will be displayed on frame F from file
9030 SPECIFIED_FILE. Value is non-zero if successful. */
9033 xbm_load_image_from_file (f
, img
, specified_file
)
9036 Lisp_Object specified_file
;
9039 unsigned char *data
;
9042 struct gcpro gcpro1
;
9044 xassert (STRINGP (specified_file
));
9048 file
= x_find_image_file (specified_file
);
9049 if (!STRINGP (file
))
9051 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
9056 rc
= xbm_read_bitmap_file_data (XSTRING (file
)->data
, &img
->width
,
9057 &img
->height
, &data
);
9060 int depth
= one_w32_display_info
.n_cbits
;
9061 unsigned long foreground
= FRAME_FOREGROUND_PIXEL (f
);
9062 unsigned long background
= FRAME_BACKGROUND_PIXEL (f
);
9065 xassert (img
->width
> 0 && img
->height
> 0);
9067 /* Get foreground and background colors, maybe allocate colors. */
9068 value
= image_spec_value (img
->spec
, QCforeground
, NULL
);
9070 foreground
= x_alloc_image_color (f
, img
, value
, foreground
);
9072 value
= image_spec_value (img
->spec
, QCbackground
, NULL
);
9074 background
= x_alloc_image_color (f
, img
, value
, background
);
9076 #if 0 /* TODO : Port image display to W32 */
9079 = XCreatePixmapFromBitmapData (FRAME_W32_DISPLAY (f
),
9080 FRAME_W32_WINDOW (f
),
9082 img
->width
, img
->height
,
9083 foreground
, background
,
9087 if (img
->pixmap
== 0)
9089 x_clear_image (f
, img
);
9090 image_error ("Unable to create X pixmap for `%s'", file
, Qnil
);
9099 image_error ("Error loading XBM image `%s'", img
->spec
, Qnil
);
9106 /* Fill image IMG which is used on frame F with pixmap data. Value is
9107 non-zero if successful. */
9115 Lisp_Object file_name
;
9117 xassert (xbm_image_p (img
->spec
));
9119 /* If IMG->spec specifies a file name, create a non-file spec from it. */
9120 file_name
= image_spec_value (img
->spec
, QCfile
, NULL
);
9121 if (STRINGP (file_name
))
9122 success_p
= xbm_load_image_from_file (f
, img
, file_name
);
9125 struct image_keyword fmt
[XBM_LAST
];
9128 unsigned long foreground
= FRAME_FOREGROUND_PIXEL (f
);
9129 unsigned long background
= FRAME_BACKGROUND_PIXEL (f
);
9133 /* Parse the list specification. */
9134 bcopy (xbm_format
, fmt
, sizeof fmt
);
9135 parsed_p
= parse_image_spec (img
->spec
, fmt
, XBM_LAST
, Qxbm
);
9138 /* Get specified width, and height. */
9139 img
->width
= XFASTINT (fmt
[XBM_WIDTH
].value
);
9140 img
->height
= XFASTINT (fmt
[XBM_HEIGHT
].value
);
9141 xassert (img
->width
> 0 && img
->height
> 0);
9145 if (fmt
[XBM_ASCENT
].count
)
9146 img
->ascent
= XFASTINT (fmt
[XBM_ASCENT
].value
);
9148 /* Get foreground and background colors, maybe allocate colors. */
9149 if (fmt
[XBM_FOREGROUND
].count
)
9150 foreground
= x_alloc_image_color (f
, img
, fmt
[XBM_FOREGROUND
].value
,
9152 if (fmt
[XBM_BACKGROUND
].count
)
9153 background
= x_alloc_image_color (f
, img
, fmt
[XBM_BACKGROUND
].value
,
9156 /* Set bits to the bitmap image data. */
9157 data
= fmt
[XBM_DATA
].value
;
9162 int nbytes
= (img
->width
+ BITS_PER_CHAR
- 1) / BITS_PER_CHAR
;
9164 p
= bits
= (char *) alloca (nbytes
* img
->height
);
9165 for (i
= 0; i
< img
->height
; ++i
, p
+= nbytes
)
9167 Lisp_Object line
= XVECTOR (data
)->contents
[i
];
9169 bcopy (XSTRING (line
)->data
, p
, nbytes
);
9171 bcopy (XBOOL_VECTOR (line
)->data
, p
, nbytes
);
9174 else if (STRINGP (data
))
9175 bits
= XSTRING (data
)->data
;
9177 bits
= XBOOL_VECTOR (data
)->data
;
9179 #if 0 /* TODO : W32 XPM code */
9180 /* Create the pixmap. */
9181 depth
= DefaultDepthOfScreen (FRAME_X_SCREEN (f
));
9183 = XCreatePixmapFromBitmapData (FRAME_W32_DISPLAY (f
),
9184 FRAME_W32_WINDOW (f
),
9186 img
->width
, img
->height
,
9187 foreground
, background
,
9195 image_error ("Unable to create pixmap for XBM image `%s'",
9197 x_clear_image (f
, img
);
9208 /***********************************************************************
9210 ***********************************************************************/
9214 static int xpm_image_p
P_ ((Lisp_Object object
));
9215 static int xpm_load
P_ ((struct frame
*f
, struct image
*img
));
9216 static int xpm_valid_color_symbols_p
P_ ((Lisp_Object
));
9218 #include "X11/xpm.h"
9220 /* The symbol `xpm' identifying XPM-format images. */
9224 /* Indices of image specification fields in xpm_format, below. */
9226 enum xpm_keyword_index
9240 /* Vector of image_keyword structures describing the format
9241 of valid XPM image specifications. */
9243 static struct image_keyword xpm_format
[XPM_LAST
] =
9245 {":type", IMAGE_SYMBOL_VALUE
, 1},
9246 {":file", IMAGE_STRING_VALUE
, 0},
9247 {":data", IMAGE_STRING_VALUE
, 0},
9248 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
9249 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
9250 {":relief", IMAGE_INTEGER_VALUE
, 0},
9251 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
9252 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
9253 {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE
, 0}
9256 /* Structure describing the image type XBM. */
9258 static struct image_type xpm_type
=
9268 /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list
9269 for XPM images. Such a list must consist of conses whose car and
9273 xpm_valid_color_symbols_p (color_symbols
)
9274 Lisp_Object color_symbols
;
9276 while (CONSP (color_symbols
))
9278 Lisp_Object sym
= XCAR (color_symbols
);
9280 || !STRINGP (XCAR (sym
))
9281 || !STRINGP (XCDR (sym
)))
9283 color_symbols
= XCDR (color_symbols
);
9286 return NILP (color_symbols
);
9290 /* Value is non-zero if OBJECT is a valid XPM image specification. */
9293 xpm_image_p (object
)
9296 struct image_keyword fmt
[XPM_LAST
];
9297 bcopy (xpm_format
, fmt
, sizeof fmt
);
9298 return (parse_image_spec (object
, fmt
, XPM_LAST
, Qxpm
)
9299 /* Either `:file' or `:data' must be present. */
9300 && fmt
[XPM_FILE
].count
+ fmt
[XPM_DATA
].count
== 1
9301 /* Either no `:color-symbols' or it's a list of conses
9302 whose car and cdr are strings. */
9303 && (fmt
[XPM_COLOR_SYMBOLS
].count
== 0
9304 || xpm_valid_color_symbols_p (fmt
[XPM_COLOR_SYMBOLS
].value
))
9305 && (fmt
[XPM_ASCENT
].count
== 0
9306 || XFASTINT (fmt
[XPM_ASCENT
].value
) < 100));
9310 /* Load image IMG which will be displayed on frame F. Value is
9311 non-zero if successful. */
9319 XpmAttributes attrs
;
9320 Lisp_Object specified_file
, color_symbols
;
9322 /* Configure the XPM lib. Use the visual of frame F. Allocate
9323 close colors. Return colors allocated. */
9324 bzero (&attrs
, sizeof attrs
);
9325 attrs
.visual
= FRAME_X_VISUAL (f
);
9326 attrs
.colormap
= FRAME_X_COLORMAP (f
);
9327 attrs
.valuemask
|= XpmVisual
;
9328 attrs
.valuemask
|= XpmColormap
;
9329 attrs
.valuemask
|= XpmReturnAllocPixels
;
9330 #ifdef XpmAllocCloseColors
9331 attrs
.alloc_close_colors
= 1;
9332 attrs
.valuemask
|= XpmAllocCloseColors
;
9334 attrs
.closeness
= 600;
9335 attrs
.valuemask
|= XpmCloseness
;
9338 /* If image specification contains symbolic color definitions, add
9339 these to `attrs'. */
9340 color_symbols
= image_spec_value (img
->spec
, QCcolor_symbols
, NULL
);
9341 if (CONSP (color_symbols
))
9344 XpmColorSymbol
*xpm_syms
;
9347 attrs
.valuemask
|= XpmColorSymbols
;
9349 /* Count number of symbols. */
9350 attrs
.numsymbols
= 0;
9351 for (tail
= color_symbols
; CONSP (tail
); tail
= XCDR (tail
))
9354 /* Allocate an XpmColorSymbol array. */
9355 size
= attrs
.numsymbols
* sizeof *xpm_syms
;
9356 xpm_syms
= (XpmColorSymbol
*) alloca (size
);
9357 bzero (xpm_syms
, size
);
9358 attrs
.colorsymbols
= xpm_syms
;
9360 /* Fill the color symbol array. */
9361 for (tail
= color_symbols
, i
= 0;
9363 ++i
, tail
= XCDR (tail
))
9365 Lisp_Object name
= XCAR (XCAR (tail
));
9366 Lisp_Object color
= XCDR (XCAR (tail
));
9367 xpm_syms
[i
].name
= (char *) alloca (XSTRING (name
)->size
+ 1);
9368 strcpy (xpm_syms
[i
].name
, XSTRING (name
)->data
);
9369 xpm_syms
[i
].value
= (char *) alloca (XSTRING (color
)->size
+ 1);
9370 strcpy (xpm_syms
[i
].value
, XSTRING (color
)->data
);
9374 /* Create a pixmap for the image, either from a file, or from a
9375 string buffer containing data in the same format as an XPM file. */
9377 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
9378 if (STRINGP (specified_file
))
9380 Lisp_Object file
= x_find_image_file (specified_file
);
9381 if (!STRINGP (file
))
9383 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
9388 rc
= XpmReadFileToPixmap (NULL
, FRAME_W32_WINDOW (f
),
9389 XSTRING (file
)->data
, &img
->pixmap
, &img
->mask
,
9394 Lisp_Object buffer
= image_spec_value (img
->spec
, QCdata
, NULL
);
9395 rc
= XpmCreatePixmapFromBuffer (NULL
, FRAME_W32_WINDOW (f
),
9396 XSTRING (buffer
)->data
,
9397 &img
->pixmap
, &img
->mask
,
9402 if (rc
== XpmSuccess
)
9404 /* Remember allocated colors. */
9405 img
->ncolors
= attrs
.nalloc_pixels
;
9406 img
->colors
= (unsigned long *) xmalloc (img
->ncolors
9407 * sizeof *img
->colors
);
9408 for (i
= 0; i
< attrs
.nalloc_pixels
; ++i
)
9409 img
->colors
[i
] = attrs
.alloc_pixels
[i
];
9411 img
->width
= attrs
.width
;
9412 img
->height
= attrs
.height
;
9413 xassert (img
->width
> 0 && img
->height
> 0);
9415 /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */
9417 XpmFreeAttributes (&attrs
);
9425 image_error ("Error opening XPM file (%s)", img
->spec
, Qnil
);
9428 case XpmFileInvalid
:
9429 image_error ("Invalid XPM file (%s)", img
->spec
, Qnil
);
9433 image_error ("Out of memory (%s)", img
->spec
, Qnil
);
9436 case XpmColorFailed
:
9437 image_error ("Color allocation error (%s)", img
->spec
, Qnil
);
9441 image_error ("Unknown error (%s)", img
->spec
, Qnil
);
9446 return rc
== XpmSuccess
;
9449 #endif /* HAVE_XPM != 0 */
9452 #if 0 /* TODO : Color tables on W32. */
9453 /***********************************************************************
9455 ***********************************************************************/
9457 /* An entry in the color table mapping an RGB color to a pixel color. */
9462 unsigned long pixel
;
9464 /* Next in color table collision list. */
9465 struct ct_color
*next
;
9468 /* The bucket vector size to use. Must be prime. */
9472 /* Value is a hash of the RGB color given by R, G, and B. */
9474 #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B))
9476 /* The color hash table. */
9478 struct ct_color
**ct_table
;
9480 /* Number of entries in the color table. */
9482 int ct_colors_allocated
;
9484 /* Function prototypes. */
9486 static void init_color_table
P_ ((void));
9487 static void free_color_table
P_ ((void));
9488 static unsigned long *colors_in_color_table
P_ ((int *n
));
9489 static unsigned long lookup_rgb_color
P_ ((struct frame
*f
, int r
, int g
, int b
));
9490 static unsigned long lookup_pixel_color
P_ ((struct frame
*f
, unsigned long p
));
9493 /* Initialize the color table. */
9498 int size
= CT_SIZE
* sizeof (*ct_table
);
9499 ct_table
= (struct ct_color
**) xmalloc (size
);
9500 bzero (ct_table
, size
);
9501 ct_colors_allocated
= 0;
9505 /* Free memory associated with the color table. */
9511 struct ct_color
*p
, *next
;
9513 for (i
= 0; i
< CT_SIZE
; ++i
)
9514 for (p
= ct_table
[i
]; p
; p
= next
)
9525 /* Value is a pixel color for RGB color R, G, B on frame F. If an
9526 entry for that color already is in the color table, return the
9527 pixel color of that entry. Otherwise, allocate a new color for R,
9528 G, B, and make an entry in the color table. */
9530 static unsigned long
9531 lookup_rgb_color (f
, r
, g
, b
)
9535 unsigned hash
= CT_HASH_RGB (r
, g
, b
);
9536 int i
= hash
% CT_SIZE
;
9539 for (p
= ct_table
[i
]; p
; p
= p
->next
)
9540 if (p
->r
== r
&& p
->g
== g
&& p
->b
== b
)
9549 color
= PALETTERGB (r
, g
, b
);
9551 ++ct_colors_allocated
;
9553 p
= (struct ct_color
*) xmalloc (sizeof *p
);
9558 p
->next
= ct_table
[i
];
9566 /* Look up pixel color PIXEL which is used on frame F in the color
9567 table. If not already present, allocate it. Value is PIXEL. */
9569 static unsigned long
9570 lookup_pixel_color (f
, pixel
)
9572 unsigned long pixel
;
9574 int i
= pixel
% CT_SIZE
;
9577 for (p
= ct_table
[i
]; p
; p
= p
->next
)
9578 if (p
->pixel
== pixel
)
9589 cmap
= DefaultColormapOfScreen (FRAME_X_SCREEN (f
));
9590 color
.pixel
= pixel
;
9591 XQueryColor (NULL
, cmap
, &color
);
9592 rc
= x_alloc_nearest_color (f
, cmap
, &color
);
9597 ++ct_colors_allocated
;
9599 p
= (struct ct_color
*) xmalloc (sizeof *p
);
9604 p
->next
= ct_table
[i
];
9608 return FRAME_FOREGROUND_PIXEL (f
);
9614 /* Value is a vector of all pixel colors contained in the color table,
9615 allocated via xmalloc. Set *N to the number of colors. */
9617 static unsigned long *
9618 colors_in_color_table (n
)
9623 unsigned long *colors
;
9625 if (ct_colors_allocated
== 0)
9632 colors
= (unsigned long *) xmalloc (ct_colors_allocated
9634 *n
= ct_colors_allocated
;
9636 for (i
= j
= 0; i
< CT_SIZE
; ++i
)
9637 for (p
= ct_table
[i
]; p
; p
= p
->next
)
9638 colors
[j
++] = p
->pixel
;
9647 /***********************************************************************
9649 ***********************************************************************/
9651 #if 0 /* TODO : W32 versions of low level algorithms */
9652 static void x_laplace_write_row
P_ ((struct frame
*, long *,
9653 int, XImage
*, int));
9654 static void x_laplace_read_row
P_ ((struct frame
*, Colormap
,
9655 XColor
*, int, XImage
*, int));
9658 /* Fill COLORS with RGB colors from row Y of image XIMG. F is the
9659 frame we operate on, CMAP is the color-map in effect, and WIDTH is
9660 the width of one row in the image. */
9663 x_laplace_read_row (f
, cmap
, colors
, width
, ximg
, y
)
9673 for (x
= 0; x
< width
; ++x
)
9674 colors
[x
].pixel
= XGetPixel (ximg
, x
, y
);
9676 XQueryColors (NULL
, cmap
, colors
, width
);
9680 /* Write row Y of image XIMG. PIXELS is an array of WIDTH longs
9681 containing the pixel colors to write. F is the frame we are
9685 x_laplace_write_row (f
, pixels
, width
, ximg
, y
)
9694 for (x
= 0; x
< width
; ++x
)
9695 XPutPixel (ximg
, x
, y
, pixels
[x
]);
9699 /* Transform image IMG which is used on frame F with a Laplace
9700 edge-detection algorithm. The result is an image that can be used
9701 to draw disabled buttons, for example. */
9708 #if 0 /* TODO : W32 version */
9709 Colormap cmap
= DefaultColormapOfScreen (FRAME_X_SCREEN (f
));
9710 XImage
*ximg
, *oimg
;
9716 int in_y
, out_y
, rc
;
9721 /* Get the X image IMG->pixmap. */
9722 ximg
= XGetImage (NULL
, img
->pixmap
,
9723 0, 0, img
->width
, img
->height
, ~0, ZPixmap
);
9725 /* Allocate 3 input rows, and one output row of colors. */
9726 for (i
= 0; i
< 3; ++i
)
9727 in
[i
] = (XColor
*) alloca (img
->width
* sizeof (XColor
));
9728 out
= (long *) alloca (img
->width
* sizeof (long));
9730 /* Create an X image for output. */
9731 rc
= x_create_x_image_and_pixmap (f
, img
->width
, img
->height
, 0,
9734 /* Fill first two rows. */
9735 x_laplace_read_row (f
, cmap
, in
[0], img
->width
, ximg
, 0);
9736 x_laplace_read_row (f
, cmap
, in
[1], img
->width
, ximg
, 1);
9739 /* Write first row, all zeros. */
9740 init_color_table ();
9741 pixel
= lookup_rgb_color (f
, 0, 0, 0);
9742 for (x
= 0; x
< img
->width
; ++x
)
9744 x_laplace_write_row (f
, out
, img
->width
, oimg
, 0);
9747 for (y
= 2; y
< img
->height
; ++y
)
9750 int rowb
= (y
+ 2) % 3;
9752 x_laplace_read_row (f
, cmap
, in
[rowa
], img
->width
, ximg
, in_y
++);
9754 for (x
= 0; x
< img
->width
- 2; ++x
)
9756 int r
= in
[rowa
][x
].red
+ mv2
- in
[rowb
][x
+ 2].red
;
9757 int g
= in
[rowa
][x
].green
+ mv2
- in
[rowb
][x
+ 2].green
;
9758 int b
= in
[rowa
][x
].blue
+ mv2
- in
[rowb
][x
+ 2].blue
;
9760 out
[x
+ 1] = lookup_rgb_color (f
, r
& 0xffff, g
& 0xffff,
9764 x_laplace_write_row (f
, out
, img
->width
, oimg
, out_y
++);
9767 /* Write last line, all zeros. */
9768 for (x
= 0; x
< img
->width
; ++x
)
9770 x_laplace_write_row (f
, out
, img
->width
, oimg
, out_y
);
9772 /* Free the input image, and free resources of IMG. */
9773 XDestroyImage (ximg
);
9774 x_clear_image (f
, img
);
9776 /* Put the output image into pixmap, and destroy it. */
9777 x_put_x_image (f
, oimg
, pixmap
, img
->width
, img
->height
);
9778 x_destroy_x_image (oimg
);
9780 /* Remember new pixmap and colors in IMG. */
9781 img
->pixmap
= pixmap
;
9782 img
->colors
= colors_in_color_table (&img
->ncolors
);
9783 free_color_table ();
9790 /* Build a mask for image IMG which is used on frame F. FILE is the
9791 name of an image file, for error messages. HOW determines how to
9792 determine the background color of IMG. If it is a list '(R G B)',
9793 with R, G, and B being integers >= 0, take that as the color of the
9794 background. Otherwise, determine the background color of IMG
9795 heuristically. Value is non-zero if successful. */
9798 x_build_heuristic_mask (f
, img
, how
)
9803 #if 0 /* TODO : W32 version */
9804 Display
*dpy
= FRAME_W32_DISPLAY (f
);
9805 XImage
*ximg
, *mask_img
;
9806 int x
, y
, rc
, look_at_corners_p
;
9811 /* Create an image and pixmap serving as mask. */
9812 rc
= x_create_x_image_and_pixmap (f
, img
->width
, img
->height
, 1,
9813 &mask_img
, &img
->mask
);
9820 /* Get the X image of IMG->pixmap. */
9821 ximg
= XGetImage (dpy
, img
->pixmap
, 0, 0, img
->width
, img
->height
,
9824 /* Determine the background color of ximg. If HOW is `(R G B)'
9825 take that as color. Otherwise, try to determine the color
9827 look_at_corners_p
= 1;
9835 && NATNUMP (XCAR (how
)))
9837 rgb
[i
] = XFASTINT (XCAR (how
)) & 0xffff;
9841 if (i
== 3 && NILP (how
))
9843 char color_name
[30];
9844 XColor exact
, color
;
9847 sprintf (color_name
, "#%04x%04x%04x", rgb
[0], rgb
[1], rgb
[2]);
9849 cmap
= DefaultColormapOfScreen (FRAME_X_SCREEN (f
));
9850 if (XLookupColor (dpy
, cmap
, color_name
, &exact
, &color
))
9853 look_at_corners_p
= 0;
9858 if (look_at_corners_p
)
9860 unsigned long corners
[4];
9863 /* Get the colors at the corners of ximg. */
9864 corners
[0] = XGetPixel (ximg
, 0, 0);
9865 corners
[1] = XGetPixel (ximg
, img
->width
- 1, 0);
9866 corners
[2] = XGetPixel (ximg
, img
->width
- 1, img
->height
- 1);
9867 corners
[3] = XGetPixel (ximg
, 0, img
->height
- 1);
9869 /* Choose the most frequently found color as background. */
9870 for (i
= best_count
= 0; i
< 4; ++i
)
9874 for (j
= n
= 0; j
< 4; ++j
)
9875 if (corners
[i
] == corners
[j
])
9879 bg
= corners
[i
], best_count
= n
;
9883 /* Set all bits in mask_img to 1 whose color in ximg is different
9884 from the background color bg. */
9885 for (y
= 0; y
< img
->height
; ++y
)
9886 for (x
= 0; x
< img
->width
; ++x
)
9887 XPutPixel (mask_img
, x
, y
, XGetPixel (ximg
, x
, y
) != bg
);
9889 /* Put mask_img into img->mask. */
9890 x_put_x_image (f
, mask_img
, img
->mask
, img
->width
, img
->height
);
9891 x_destroy_x_image (mask_img
);
9892 XDestroyImage (ximg
);
9902 /***********************************************************************
9903 PBM (mono, gray, color)
9904 ***********************************************************************/
9907 static int pbm_image_p
P_ ((Lisp_Object object
));
9908 static int pbm_load
P_ ((struct frame
*f
, struct image
*img
));
9909 static int pbm_scan_number
P_ ((unsigned char **, unsigned char *));
9911 /* The symbol `pbm' identifying images of this type. */
9915 /* Indices of image specification fields in gs_format, below. */
9917 enum pbm_keyword_index
9930 /* Vector of image_keyword structures describing the format
9931 of valid user-defined image specifications. */
9933 static struct image_keyword pbm_format
[PBM_LAST
] =
9935 {":type", IMAGE_SYMBOL_VALUE
, 1},
9936 {":file", IMAGE_STRING_VALUE
, 0},
9937 {":data", IMAGE_STRING_VALUE
, 0},
9938 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
9939 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
9940 {":relief", IMAGE_INTEGER_VALUE
, 0},
9941 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
9942 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0}
9945 /* Structure describing the image type `pbm'. */
9947 static struct image_type pbm_type
=
9957 /* Return non-zero if OBJECT is a valid PBM image specification. */
9960 pbm_image_p (object
)
9963 struct image_keyword fmt
[PBM_LAST
];
9965 bcopy (pbm_format
, fmt
, sizeof fmt
);
9967 if (!parse_image_spec (object
, fmt
, PBM_LAST
, Qpbm
)
9968 || (fmt
[PBM_ASCENT
].count
9969 && XFASTINT (fmt
[PBM_ASCENT
].value
) > 100))
9972 /* Must specify either :data or :file. */
9973 return fmt
[PBM_DATA
].count
+ fmt
[PBM_FILE
].count
== 1;
9977 /* Scan a decimal number from *S and return it. Advance *S while
9978 reading the number. END is the end of the string. Value is -1 at
9982 pbm_scan_number (s
, end
)
9983 unsigned char **s
, *end
;
9989 /* Skip white-space. */
9990 while (*s
< end
&& (c
= *(*s
)++, isspace (c
)))
9995 /* Skip comment to end of line. */
9996 while (*s
< end
&& (c
= *(*s
)++, c
!= '\n'))
9999 else if (isdigit (c
))
10001 /* Read decimal number. */
10003 while (*s
< end
&& (c
= *(*s
)++, isdigit (c
)))
10004 val
= 10 * val
+ c
- '0';
10015 /* Read FILE into memory. Value is a pointer to a buffer allocated
10016 with xmalloc holding FILE's contents. Value is null if an error
10017 occured. *SIZE is set to the size of the file. */
10020 pbm_read_file (file
, size
)
10028 if (stat (XSTRING (file
)->data
, &st
) == 0
10029 && (fp
= fopen (XSTRING (file
)->data
, "r")) != NULL
10030 && (buf
= (char *) xmalloc (st
.st_size
),
10031 fread (buf
, 1, st
.st_size
, fp
) == st
.st_size
))
10033 *size
= st
.st_size
;
10051 /* Load PBM image IMG for use on frame F. */
10059 int width
, height
, max_color_idx
= 0;
10061 Lisp_Object file
, specified_file
;
10062 enum {PBM_MONO
, PBM_GRAY
, PBM_COLOR
} type
;
10063 struct gcpro gcpro1
;
10064 unsigned char *contents
= NULL
;
10065 unsigned char *end
, *p
;
10068 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
10072 if (STRINGP (specified_file
))
10074 file
= x_find_image_file (specified_file
);
10075 if (!STRINGP (file
))
10077 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
10082 contents
= pbm_read_file (file
, &size
);
10083 if (contents
== NULL
)
10085 image_error ("Error reading `%s'", file
, Qnil
);
10091 end
= contents
+ size
;
10096 data
= image_spec_value (img
->spec
, QCdata
, NULL
);
10097 p
= XSTRING (data
)->data
;
10098 end
= p
+ STRING_BYTES (XSTRING (data
));
10101 /* Check magic number. */
10102 if (end
- p
< 2 || *p
++ != 'P')
10104 image_error ("Not a PBM image: `%s'", img
->spec
, Qnil
);
10114 raw_p
= 0, type
= PBM_MONO
;
10118 raw_p
= 0, type
= PBM_GRAY
;
10122 raw_p
= 0, type
= PBM_COLOR
;
10126 raw_p
= 1, type
= PBM_MONO
;
10130 raw_p
= 1, type
= PBM_GRAY
;
10134 raw_p
= 1, type
= PBM_COLOR
;
10138 image_error ("Not a PBM image: `%s'", img
->spec
, Qnil
);
10142 /* Read width, height, maximum color-component. Characters
10143 starting with `#' up to the end of a line are ignored. */
10144 width
= pbm_scan_number (&p
, end
);
10145 height
= pbm_scan_number (&p
, end
);
10147 if (type
!= PBM_MONO
)
10149 max_color_idx
= pbm_scan_number (&p
, end
);
10150 if (raw_p
&& max_color_idx
> 255)
10151 max_color_idx
= 255;
10156 || (type
!= PBM_MONO
&& max_color_idx
< 0))
10160 if (!x_create_x_image_and_pixmap (f
, width
, height
, 0,
10161 &ximg
, &img
->pixmap
))
10167 /* Initialize the color hash table. */
10168 init_color_table ();
10170 if (type
== PBM_MONO
)
10174 for (y
= 0; y
< height
; ++y
)
10175 for (x
= 0; x
< width
; ++x
)
10185 g
= pbm_scan_number (&p
, end
);
10187 XPutPixel (ximg
, x
, y
, (g
10188 ? FRAME_FOREGROUND_PIXEL (f
)
10189 : FRAME_BACKGROUND_PIXEL (f
)));
10194 for (y
= 0; y
< height
; ++y
)
10195 for (x
= 0; x
< width
; ++x
)
10199 if (type
== PBM_GRAY
)
10200 r
= g
= b
= raw_p
? *p
++ : pbm_scan_number (&p
, end
);
10209 r
= pbm_scan_number (&p
, end
);
10210 g
= pbm_scan_number (&p
, end
);
10211 b
= pbm_scan_number (&p
, end
);
10214 if (r
< 0 || g
< 0 || b
< 0)
10216 xfree (ximg
->data
);
10218 XDestroyImage (ximg
);
10220 image_error ("Invalid pixel value in image `%s'",
10225 /* RGB values are now in the range 0..max_color_idx.
10226 Scale this to the range 0..0xffff supported by X. */
10227 r
= (double) r
* 65535 / max_color_idx
;
10228 g
= (double) g
* 65535 / max_color_idx
;
10229 b
= (double) b
* 65535 / max_color_idx
;
10230 XPutPixel (ximg
, x
, y
, lookup_rgb_color (f
, r
, g
, b
));
10234 /* Store in IMG->colors the colors allocated for the image, and
10235 free the color table. */
10236 img
->colors
= colors_in_color_table (&img
->ncolors
);
10237 free_color_table ();
10239 /* Put the image into a pixmap. */
10240 x_put_x_image (f
, ximg
, img
->pixmap
, width
, height
);
10241 x_destroy_x_image (ximg
);
10244 img
->width
= width
;
10245 img
->height
= height
;
10251 #endif /* HAVE_PBM */
10254 /***********************************************************************
10256 ***********************************************************************/
10262 /* Function prototypes. */
10264 static int png_image_p
P_ ((Lisp_Object object
));
10265 static int png_load
P_ ((struct frame
*f
, struct image
*img
));
10267 /* The symbol `png' identifying images of this type. */
10271 /* Indices of image specification fields in png_format, below. */
10273 enum png_keyword_index
10282 PNG_HEURISTIC_MASK
,
10286 /* Vector of image_keyword structures describing the format
10287 of valid user-defined image specifications. */
10289 static struct image_keyword png_format
[PNG_LAST
] =
10291 {":type", IMAGE_SYMBOL_VALUE
, 1},
10292 {":data", IMAGE_STRING_VALUE
, 0},
10293 {":file", IMAGE_STRING_VALUE
, 0},
10294 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
10295 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
10296 {":relief", IMAGE_INTEGER_VALUE
, 0},
10297 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
10298 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0}
10301 /* Structure describing the image type `png'. */
10303 static struct image_type png_type
=
10313 /* Return non-zero if OBJECT is a valid PNG image specification. */
10316 png_image_p (object
)
10317 Lisp_Object object
;
10319 struct image_keyword fmt
[PNG_LAST
];
10320 bcopy (png_format
, fmt
, sizeof fmt
);
10322 if (!parse_image_spec (object
, fmt
, PNG_LAST
, Qpng
)
10323 || (fmt
[PNG_ASCENT
].count
10324 && XFASTINT (fmt
[PNG_ASCENT
].value
) > 100))
10327 /* Must specify either the :data or :file keyword. */
10328 return fmt
[PNG_FILE
].count
+ fmt
[PNG_DATA
].count
== 1;
10332 /* Error and warning handlers installed when the PNG library
10336 my_png_error (png_ptr
, msg
)
10337 png_struct
*png_ptr
;
10340 xassert (png_ptr
!= NULL
);
10341 image_error ("PNG error: %s", build_string (msg
), Qnil
);
10342 longjmp (png_ptr
->jmpbuf
, 1);
10347 my_png_warning (png_ptr
, msg
)
10348 png_struct
*png_ptr
;
10351 xassert (png_ptr
!= NULL
);
10352 image_error ("PNG warning: %s", build_string (msg
), Qnil
);
10355 /* Memory source for PNG decoding. */
10357 struct png_memory_storage
10359 unsigned char *bytes
; /* The data */
10360 size_t len
; /* How big is it? */
10361 int index
; /* Where are we? */
10365 /* Function set as reader function when reading PNG image from memory.
10366 PNG_PTR is a pointer to the PNG control structure. Copy LENGTH
10367 bytes from the input to DATA. */
10370 png_read_from_memory (png_ptr
, data
, length
)
10371 png_structp png_ptr
;
10375 struct png_memory_storage
*tbr
10376 = (struct png_memory_storage
*) png_get_io_ptr (png_ptr
);
10378 if (length
> tbr
->len
- tbr
->index
)
10379 png_error (png_ptr
, "Read error");
10381 bcopy (tbr
->bytes
+ tbr
->index
, data
, length
);
10382 tbr
->index
= tbr
->index
+ length
;
10385 /* Load PNG image IMG for use on frame F. Value is non-zero if
10393 Lisp_Object file
, specified_file
;
10394 Lisp_Object specified_data
;
10396 XImage
*ximg
, *mask_img
= NULL
;
10397 struct gcpro gcpro1
;
10398 png_struct
*png_ptr
= NULL
;
10399 png_info
*info_ptr
= NULL
, *end_info
= NULL
;
10402 png_byte
*pixels
= NULL
;
10403 png_byte
**rows
= NULL
;
10404 png_uint_32 width
, height
;
10405 int bit_depth
, color_type
, interlace_type
;
10407 png_uint_32 row_bytes
;
10410 double screen_gamma
, image_gamma
;
10412 struct png_memory_storage tbr
; /* Data to be read */
10414 /* Find out what file to load. */
10415 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
10416 specified_data
= image_spec_value (img
->spec
, QCdata
, NULL
);
10420 if (NILP (specified_data
))
10422 file
= x_find_image_file (specified_file
);
10423 if (!STRINGP (file
))
10425 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
10430 /* Open the image file. */
10431 fp
= fopen (XSTRING (file
)->data
, "rb");
10434 image_error ("Cannot open image file `%s'", file
, Qnil
);
10440 /* Check PNG signature. */
10441 if (fread (sig
, 1, sizeof sig
, fp
) != sizeof sig
10442 || !png_check_sig (sig
, sizeof sig
))
10444 image_error ("Not a PNG file:` %s'", file
, Qnil
);
10452 /* Read from memory. */
10453 tbr
.bytes
= XSTRING (specified_data
)->data
;
10454 tbr
.len
= STRING_BYTES (XSTRING (specified_data
));
10457 /* Check PNG signature. */
10458 if (tbr
.len
< sizeof sig
10459 || !png_check_sig (tbr
.bytes
, sizeof sig
))
10461 image_error ("Not a PNG image: `%s'", img
->spec
, Qnil
);
10466 /* Need to skip past the signature. */
10467 tbr
.bytes
+= sizeof (sig
);
10470 /* Initialize read and info structs for PNG lib. */
10471 png_ptr
= png_create_read_struct (PNG_LIBPNG_VER_STRING
, NULL
,
10472 my_png_error
, my_png_warning
);
10475 if (fp
) fclose (fp
);
10480 info_ptr
= png_create_info_struct (png_ptr
);
10483 png_destroy_read_struct (&png_ptr
, NULL
, NULL
);
10484 if (fp
) fclose (fp
);
10489 end_info
= png_create_info_struct (png_ptr
);
10492 png_destroy_read_struct (&png_ptr
, &info_ptr
, NULL
);
10493 if (fp
) fclose (fp
);
10498 /* Set error jump-back. We come back here when the PNG library
10499 detects an error. */
10500 if (setjmp (png_ptr
->jmpbuf
))
10504 png_destroy_read_struct (&png_ptr
, &info_ptr
, &end_info
);
10507 if (fp
) fclose (fp
);
10512 /* Read image info. */
10513 if (!NILP (specified_data
))
10514 png_set_read_fn (png_ptr
, (void *) &tbr
, png_read_from_memory
);
10516 png_init_io (png_ptr
, fp
);
10518 png_set_sig_bytes (png_ptr
, sizeof sig
);
10519 png_read_info (png_ptr
, info_ptr
);
10520 png_get_IHDR (png_ptr
, info_ptr
, &width
, &height
, &bit_depth
, &color_type
,
10521 &interlace_type
, NULL
, NULL
);
10523 /* If image contains simply transparency data, we prefer to
10524 construct a clipping mask. */
10525 if (png_get_valid (png_ptr
, info_ptr
, PNG_INFO_tRNS
))
10530 /* This function is easier to write if we only have to handle
10531 one data format: RGB or RGBA with 8 bits per channel. Let's
10532 transform other formats into that format. */
10534 /* Strip more than 8 bits per channel. */
10535 if (bit_depth
== 16)
10536 png_set_strip_16 (png_ptr
);
10538 /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel
10540 png_set_expand (png_ptr
);
10542 /* Convert grayscale images to RGB. */
10543 if (color_type
== PNG_COLOR_TYPE_GRAY
10544 || color_type
== PNG_COLOR_TYPE_GRAY_ALPHA
)
10545 png_set_gray_to_rgb (png_ptr
);
10547 /* The value 2.2 is a guess for PC monitors from PNG example.c. */
10548 gamma_str
= getenv ("SCREEN_GAMMA");
10549 screen_gamma
= gamma_str
? atof (gamma_str
) : 2.2;
10551 /* Tell the PNG lib to handle gamma correction for us. */
10553 #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED)
10554 if (png_get_sRGB (png_ptr
, info_ptr
, &intent
))
10555 /* There is a special chunk in the image specifying the gamma. */
10556 png_set_sRGB (png_ptr
, info_ptr
, intent
);
10559 if (png_get_gAMA (png_ptr
, info_ptr
, &image_gamma
))
10560 /* Image contains gamma information. */
10561 png_set_gamma (png_ptr
, screen_gamma
, image_gamma
);
10563 /* Use a default of 0.5 for the image gamma. */
10564 png_set_gamma (png_ptr
, screen_gamma
, 0.5);
10566 /* Handle alpha channel by combining the image with a background
10567 color. Do this only if a real alpha channel is supplied. For
10568 simple transparency, we prefer a clipping mask. */
10569 if (!transparent_p
)
10571 png_color_16
*image_background
;
10573 if (png_get_bKGD (png_ptr
, info_ptr
, &image_background
))
10574 /* Image contains a background color with which to
10575 combine the image. */
10576 png_set_background (png_ptr
, image_background
,
10577 PNG_BACKGROUND_GAMMA_FILE
, 1, 1.0);
10580 /* Image does not contain a background color with which
10581 to combine the image data via an alpha channel. Use
10582 the frame's background instead. */
10585 png_color_16 frame_background
;
10588 cmap
= DefaultColormapOfScreen (FRAME_X_SCREEN (f
));
10589 color
.pixel
= FRAME_BACKGROUND_PIXEL (f
);
10590 XQueryColor (FRAME_W32_DISPLAY (f
), cmap
, &color
);
10593 bzero (&frame_background
, sizeof frame_background
);
10594 frame_background
.red
= color
.red
;
10595 frame_background
.green
= color
.green
;
10596 frame_background
.blue
= color
.blue
;
10598 png_set_background (png_ptr
, &frame_background
,
10599 PNG_BACKGROUND_GAMMA_SCREEN
, 0, 1.0);
10603 /* Update info structure. */
10604 png_read_update_info (png_ptr
, info_ptr
);
10606 /* Get number of channels. Valid values are 1 for grayscale images
10607 and images with a palette, 2 for grayscale images with transparency
10608 information (alpha channel), 3 for RGB images, and 4 for RGB
10609 images with alpha channel, i.e. RGBA. If conversions above were
10610 sufficient we should only have 3 or 4 channels here. */
10611 channels
= png_get_channels (png_ptr
, info_ptr
);
10612 xassert (channels
== 3 || channels
== 4);
10614 /* Number of bytes needed for one row of the image. */
10615 row_bytes
= png_get_rowbytes (png_ptr
, info_ptr
);
10617 /* Allocate memory for the image. */
10618 pixels
= (png_byte
*) xmalloc (row_bytes
* height
* sizeof *pixels
);
10619 rows
= (png_byte
**) xmalloc (height
* sizeof *rows
);
10620 for (i
= 0; i
< height
; ++i
)
10621 rows
[i
] = pixels
+ i
* row_bytes
;
10623 /* Read the entire image. */
10624 png_read_image (png_ptr
, rows
);
10625 png_read_end (png_ptr
, info_ptr
);
10634 /* Create the X image and pixmap. */
10635 if (!x_create_x_image_and_pixmap (f
, width
, height
, 0, &ximg
,
10642 /* Create an image and pixmap serving as mask if the PNG image
10643 contains an alpha channel. */
10646 && !x_create_x_image_and_pixmap (f
, width
, height
, 1,
10647 &mask_img
, &img
->mask
))
10649 x_destroy_x_image (ximg
);
10650 XFreePixmap (FRAME_W32_DISPLAY (f
), img
->pixmap
);
10656 /* Fill the X image and mask from PNG data. */
10657 init_color_table ();
10659 for (y
= 0; y
< height
; ++y
)
10661 png_byte
*p
= rows
[y
];
10663 for (x
= 0; x
< width
; ++x
)
10670 XPutPixel (ximg
, x
, y
, lookup_rgb_color (f
, r
, g
, b
));
10672 /* An alpha channel, aka mask channel, associates variable
10673 transparency with an image. Where other image formats
10674 support binary transparency---fully transparent or fully
10675 opaque---PNG allows up to 254 levels of partial transparency.
10676 The PNG library implements partial transparency by combining
10677 the image with a specified background color.
10679 I'm not sure how to handle this here nicely: because the
10680 background on which the image is displayed may change, for
10681 real alpha channel support, it would be necessary to create
10682 a new image for each possible background.
10684 What I'm doing now is that a mask is created if we have
10685 boolean transparency information. Otherwise I'm using
10686 the frame's background color to combine the image with. */
10691 XPutPixel (mask_img
, x
, y
, *p
> 0);
10697 /* Remember colors allocated for this image. */
10698 img
->colors
= colors_in_color_table (&img
->ncolors
);
10699 free_color_table ();
10702 png_destroy_read_struct (&png_ptr
, &info_ptr
, &end_info
);
10706 img
->width
= width
;
10707 img
->height
= height
;
10709 /* Put the image into the pixmap, then free the X image and its buffer. */
10710 x_put_x_image (f
, ximg
, img
->pixmap
, width
, height
);
10711 x_destroy_x_image (ximg
);
10713 /* Same for the mask. */
10716 x_put_x_image (f
, mask_img
, img
->mask
, img
->width
, img
->height
);
10717 x_destroy_x_image (mask_img
);
10725 #endif /* HAVE_PNG != 0 */
10729 /***********************************************************************
10731 ***********************************************************************/
10735 /* Work around a warning about HAVE_STDLIB_H being redefined in
10737 #ifdef HAVE_STDLIB_H
10738 #define HAVE_STDLIB_H_1
10739 #undef HAVE_STDLIB_H
10740 #endif /* HAVE_STLIB_H */
10742 #include <jpeglib.h>
10743 #include <jerror.h>
10744 #include <setjmp.h>
10746 #ifdef HAVE_STLIB_H_1
10747 #define HAVE_STDLIB_H 1
10750 static int jpeg_image_p
P_ ((Lisp_Object object
));
10751 static int jpeg_load
P_ ((struct frame
*f
, struct image
*img
));
10753 /* The symbol `jpeg' identifying images of this type. */
10757 /* Indices of image specification fields in gs_format, below. */
10759 enum jpeg_keyword_index
10768 JPEG_HEURISTIC_MASK
,
10772 /* Vector of image_keyword structures describing the format
10773 of valid user-defined image specifications. */
10775 static struct image_keyword jpeg_format
[JPEG_LAST
] =
10777 {":type", IMAGE_SYMBOL_VALUE
, 1},
10778 {":data", IMAGE_STRING_VALUE
, 0},
10779 {":file", IMAGE_STRING_VALUE
, 0},
10780 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
10781 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
10782 {":relief", IMAGE_INTEGER_VALUE
, 0},
10783 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
10784 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0}
10787 /* Structure describing the image type `jpeg'. */
10789 static struct image_type jpeg_type
=
10799 /* Return non-zero if OBJECT is a valid JPEG image specification. */
10802 jpeg_image_p (object
)
10803 Lisp_Object object
;
10805 struct image_keyword fmt
[JPEG_LAST
];
10807 bcopy (jpeg_format
, fmt
, sizeof fmt
);
10809 if (!parse_image_spec (object
, fmt
, JPEG_LAST
, Qjpeg
)
10810 || (fmt
[JPEG_ASCENT
].count
10811 && XFASTINT (fmt
[JPEG_ASCENT
].value
) > 100))
10814 /* Must specify either the :data or :file keyword. */
10815 return fmt
[JPEG_FILE
].count
+ fmt
[JPEG_DATA
].count
== 1;
10819 struct my_jpeg_error_mgr
10821 struct jpeg_error_mgr pub
;
10822 jmp_buf setjmp_buffer
;
10826 my_error_exit (cinfo
)
10827 j_common_ptr cinfo
;
10829 struct my_jpeg_error_mgr
*mgr
= (struct my_jpeg_error_mgr
*) cinfo
->err
;
10830 longjmp (mgr
->setjmp_buffer
, 1);
10833 /* Init source method for JPEG data source manager. Called by
10834 jpeg_read_header() before any data is actually read. See
10835 libjpeg.doc from the JPEG lib distribution. */
10838 our_init_source (cinfo
)
10839 j_decompress_ptr cinfo
;
10844 /* Fill input buffer method for JPEG data source manager. Called
10845 whenever more data is needed. We read the whole image in one step,
10846 so this only adds a fake end of input marker at the end. */
10849 our_fill_input_buffer (cinfo
)
10850 j_decompress_ptr cinfo
;
10852 /* Insert a fake EOI marker. */
10853 struct jpeg_source_mgr
*src
= cinfo
->src
;
10854 static JOCTET buffer
[2];
10856 buffer
[0] = (JOCTET
) 0xFF;
10857 buffer
[1] = (JOCTET
) JPEG_EOI
;
10859 src
->next_input_byte
= buffer
;
10860 src
->bytes_in_buffer
= 2;
10865 /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src
10866 is the JPEG data source manager. */
10869 our_skip_input_data (cinfo
, num_bytes
)
10870 j_decompress_ptr cinfo
;
10873 struct jpeg_source_mgr
*src
= (struct jpeg_source_mgr
*) cinfo
->src
;
10877 if (num_bytes
> src
->bytes_in_buffer
)
10878 ERREXIT (cinfo
, JERR_INPUT_EOF
);
10880 src
->bytes_in_buffer
-= num_bytes
;
10881 src
->next_input_byte
+= num_bytes
;
10886 /* Method to terminate data source. Called by
10887 jpeg_finish_decompress() after all data has been processed. */
10890 our_term_source (cinfo
)
10891 j_decompress_ptr cinfo
;
10896 /* Set up the JPEG lib for reading an image from DATA which contains
10897 LEN bytes. CINFO is the decompression info structure created for
10898 reading the image. */
10901 jpeg_memory_src (cinfo
, data
, len
)
10902 j_decompress_ptr cinfo
;
10906 struct jpeg_source_mgr
*src
;
10908 if (cinfo
->src
== NULL
)
10910 /* First time for this JPEG object? */
10911 cinfo
->src
= (struct jpeg_source_mgr
*)
10912 (*cinfo
->mem
->alloc_small
) ((j_common_ptr
) cinfo
, JPOOL_PERMANENT
,
10913 sizeof (struct jpeg_source_mgr
));
10914 src
= (struct jpeg_source_mgr
*) cinfo
->src
;
10915 src
->next_input_byte
= data
;
10918 src
= (struct jpeg_source_mgr
*) cinfo
->src
;
10919 src
->init_source
= our_init_source
;
10920 src
->fill_input_buffer
= our_fill_input_buffer
;
10921 src
->skip_input_data
= our_skip_input_data
;
10922 src
->resync_to_restart
= jpeg_resync_to_restart
; /* Use default method. */
10923 src
->term_source
= our_term_source
;
10924 src
->bytes_in_buffer
= len
;
10925 src
->next_input_byte
= data
;
10929 /* Load image IMG for use on frame F. Patterned after example.c
10930 from the JPEG lib. */
10937 struct jpeg_decompress_struct cinfo
;
10938 struct my_jpeg_error_mgr mgr
;
10939 Lisp_Object file
, specified_file
;
10940 Lisp_Object specified_data
;
10943 int row_stride
, x
, y
;
10944 XImage
*ximg
= NULL
;
10946 unsigned long *colors
;
10948 struct gcpro gcpro1
;
10950 /* Open the JPEG file. */
10951 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
10952 specified_data
= image_spec_value (img
->spec
, QCdata
, NULL
);
10956 if (NILP (specified_data
))
10958 file
= x_find_image_file (specified_file
);
10959 if (!STRINGP (file
))
10961 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
10966 fp
= fopen (XSTRING (file
)->data
, "r");
10969 image_error ("Cannot open `%s'", file
, Qnil
);
10975 /* Customize libjpeg's error handling to call my_error_exit when an
10976 error is detected. This function will perform a longjmp. */
10977 mgr
.pub
.error_exit
= my_error_exit
;
10978 cinfo
.err
= jpeg_std_error (&mgr
.pub
);
10980 if ((rc
= setjmp (mgr
.setjmp_buffer
)) != 0)
10984 /* Called from my_error_exit. Display a JPEG error. */
10985 char buffer
[JMSG_LENGTH_MAX
];
10986 cinfo
.err
->format_message ((j_common_ptr
) &cinfo
, buffer
);
10987 image_error ("Error reading JPEG image `%s': %s", img
->spec
,
10988 build_string (buffer
));
10991 /* Close the input file and destroy the JPEG object. */
10994 jpeg_destroy_decompress (&cinfo
);
10998 /* If we already have an XImage, free that. */
10999 x_destroy_x_image (ximg
);
11001 /* Free pixmap and colors. */
11002 x_clear_image (f
, img
);
11009 /* Create the JPEG decompression object. Let it read from fp.
11010 Read the JPEG image header. */
11011 jpeg_create_decompress (&cinfo
);
11013 if (NILP (specified_data
))
11014 jpeg_stdio_src (&cinfo
, fp
);
11016 jpeg_memory_src (&cinfo
, XSTRING (specified_data
)->data
,
11017 STRING_BYTES (XSTRING (specified_data
)));
11019 jpeg_read_header (&cinfo
, TRUE
);
11021 /* Customize decompression so that color quantization will be used.
11022 Start decompression. */
11023 cinfo
.quantize_colors
= TRUE
;
11024 jpeg_start_decompress (&cinfo
);
11025 width
= img
->width
= cinfo
.output_width
;
11026 height
= img
->height
= cinfo
.output_height
;
11030 /* Create X image and pixmap. */
11031 if (!x_create_x_image_and_pixmap (f
, width
, height
, 0, &ximg
,
11035 longjmp (mgr
.setjmp_buffer
, 2);
11038 /* Allocate colors. When color quantization is used,
11039 cinfo.actual_number_of_colors has been set with the number of
11040 colors generated, and cinfo.colormap is a two-dimensional array
11041 of color indices in the range 0..cinfo.actual_number_of_colors.
11042 No more than 255 colors will be generated. */
11046 if (cinfo
.out_color_components
> 2)
11047 ir
= 0, ig
= 1, ib
= 2;
11048 else if (cinfo
.out_color_components
> 1)
11049 ir
= 0, ig
= 1, ib
= 0;
11051 ir
= 0, ig
= 0, ib
= 0;
11053 /* Use the color table mechanism because it handles colors that
11054 cannot be allocated nicely. Such colors will be replaced with
11055 a default color, and we don't have to care about which colors
11056 can be freed safely, and which can't. */
11057 init_color_table ();
11058 colors
= (unsigned long *) alloca (cinfo
.actual_number_of_colors
11061 for (i
= 0; i
< cinfo
.actual_number_of_colors
; ++i
)
11063 /* Multiply RGB values with 255 because X expects RGB values
11064 in the range 0..0xffff. */
11065 int r
= cinfo
.colormap
[ir
][i
] << 8;
11066 int g
= cinfo
.colormap
[ig
][i
] << 8;
11067 int b
= cinfo
.colormap
[ib
][i
] << 8;
11068 colors
[i
] = lookup_rgb_color (f
, r
, g
, b
);
11071 /* Remember those colors actually allocated. */
11072 img
->colors
= colors_in_color_table (&img
->ncolors
);
11073 free_color_table ();
11077 row_stride
= width
* cinfo
.output_components
;
11078 buffer
= cinfo
.mem
->alloc_sarray ((j_common_ptr
) &cinfo
, JPOOL_IMAGE
,
11080 for (y
= 0; y
< height
; ++y
)
11082 jpeg_read_scanlines (&cinfo
, buffer
, 1);
11083 for (x
= 0; x
< cinfo
.output_width
; ++x
)
11084 XPutPixel (ximg
, x
, y
, colors
[buffer
[0][x
]]);
11088 jpeg_finish_decompress (&cinfo
);
11089 jpeg_destroy_decompress (&cinfo
);
11093 /* Put the image into the pixmap. */
11094 x_put_x_image (f
, ximg
, img
->pixmap
, width
, height
);
11095 x_destroy_x_image (ximg
);
11101 #endif /* HAVE_JPEG */
11105 /***********************************************************************
11107 ***********************************************************************/
11111 #include <tiffio.h>
11113 static int tiff_image_p
P_ ((Lisp_Object object
));
11114 static int tiff_load
P_ ((struct frame
*f
, struct image
*img
));
11116 /* The symbol `tiff' identifying images of this type. */
11120 /* Indices of image specification fields in tiff_format, below. */
11122 enum tiff_keyword_index
11131 TIFF_HEURISTIC_MASK
,
11135 /* Vector of image_keyword structures describing the format
11136 of valid user-defined image specifications. */
11138 static struct image_keyword tiff_format
[TIFF_LAST
] =
11140 {":type", IMAGE_SYMBOL_VALUE
, 1},
11141 {":data", IMAGE_STRING_VALUE
, 0},
11142 {":file", IMAGE_STRING_VALUE
, 0},
11143 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
11144 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
11145 {":relief", IMAGE_INTEGER_VALUE
, 0},
11146 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
11147 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0}
11150 /* Structure describing the image type `tiff'. */
11152 static struct image_type tiff_type
=
11162 /* Return non-zero if OBJECT is a valid TIFF image specification. */
11165 tiff_image_p (object
)
11166 Lisp_Object object
;
11168 struct image_keyword fmt
[TIFF_LAST
];
11169 bcopy (tiff_format
, fmt
, sizeof fmt
);
11171 if (!parse_image_spec (object
, fmt
, TIFF_LAST
, Qtiff
)
11172 || (fmt
[TIFF_ASCENT
].count
11173 && XFASTINT (fmt
[TIFF_ASCENT
].value
) > 100))
11176 /* Must specify either the :data or :file keyword. */
11177 return fmt
[TIFF_FILE
].count
+ fmt
[TIFF_DATA
].count
== 1;
11181 /* Reading from a memory buffer for TIFF images Based on the PNG
11182 memory source, but we have to provide a lot of extra functions.
11185 We really only need to implement read and seek, but I am not
11186 convinced that the TIFF library is smart enough not to destroy
11187 itself if we only hand it the function pointers we need to
11192 unsigned char *bytes
;
11196 tiff_memory_source
;
11199 tiff_read_from_memory (data
, buf
, size
)
11204 tiff_memory_source
*src
= (tiff_memory_source
*) data
;
11206 if (size
> src
->len
- src
->index
)
11207 return (size_t) -1;
11208 bcopy (src
->bytes
+ src
->index
, buf
, size
);
11209 src
->index
+= size
;
11214 tiff_write_from_memory (data
, buf
, size
)
11219 return (size_t) -1;
11223 tiff_seek_in_memory (data
, off
, whence
)
11228 tiff_memory_source
*src
= (tiff_memory_source
*) data
;
11233 case SEEK_SET
: /* Go from beginning of source. */
11237 case SEEK_END
: /* Go from end of source. */
11238 idx
= src
->len
+ off
;
11241 case SEEK_CUR
: /* Go from current position. */
11242 idx
= src
->index
+ off
;
11245 default: /* Invalid `whence'. */
11249 if (idx
> src
->len
|| idx
< 0)
11257 tiff_close_memory (data
)
11265 tiff_mmap_memory (data
, pbase
, psize
)
11270 /* It is already _IN_ memory. */
11275 tiff_unmap_memory (data
, base
, size
)
11280 /* We don't need to do this. */
11284 tiff_size_of_memory (data
)
11287 return ((tiff_memory_source
*) data
)->len
;
11290 /* Load TIFF image IMG for use on frame F. Value is non-zero if
11298 Lisp_Object file
, specified_file
;
11299 Lisp_Object specified_data
;
11301 int width
, height
, x
, y
;
11305 struct gcpro gcpro1
;
11306 tiff_memory_source memsrc
;
11308 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
11309 specified_data
= image_spec_value (img
->spec
, QCdata
, NULL
);
11313 if (NILP (specified_data
))
11315 /* Read from a file */
11316 file
= x_find_image_file (specified_file
);
11317 if (!STRINGP (file
))
11319 image_error ("Cannot find image file `%s'", file
, Qnil
);
11324 /* Try to open the image file. */
11325 tiff
= TIFFOpen (XSTRING (file
)->data
, "r");
11328 image_error ("Cannot open `%s'", file
, Qnil
);
11335 /* Memory source! */
11336 memsrc
.bytes
= XSTRING (specified_data
)->data
;
11337 memsrc
.len
= STRING_BYTES (XSTRING (specified_data
));
11340 tiff
= TIFFClientOpen ("memory_source", "r", &memsrc
,
11341 (TIFFReadWriteProc
) tiff_read_from_memory
,
11342 (TIFFReadWriteProc
) tiff_write_from_memory
,
11343 tiff_seek_in_memory
,
11345 tiff_size_of_memory
,
11347 tiff_unmap_memory
);
11351 image_error ("Cannot open memory source for `%s'", img
->spec
, Qnil
);
11357 /* Get width and height of the image, and allocate a raster buffer
11358 of width x height 32-bit values. */
11359 TIFFGetField (tiff
, TIFFTAG_IMAGEWIDTH
, &width
);
11360 TIFFGetField (tiff
, TIFFTAG_IMAGELENGTH
, &height
);
11361 buf
= (uint32
*) xmalloc (width
* height
* sizeof *buf
);
11363 rc
= TIFFReadRGBAImage (tiff
, width
, height
, buf
, 0);
11367 image_error ("Error reading TIFF image `%s'", img
->spec
, Qnil
);
11375 /* Create the X image and pixmap. */
11376 if (!x_create_x_image_and_pixmap (f
, width
, height
, 0, &ximg
, &img
->pixmap
))
11384 /* Initialize the color table. */
11385 init_color_table ();
11387 /* Process the pixel raster. Origin is in the lower-left corner. */
11388 for (y
= 0; y
< height
; ++y
)
11390 uint32
*row
= buf
+ y
* width
;
11392 for (x
= 0; x
< width
; ++x
)
11394 uint32 abgr
= row
[x
];
11395 int r
= TIFFGetR (abgr
) << 8;
11396 int g
= TIFFGetG (abgr
) << 8;
11397 int b
= TIFFGetB (abgr
) << 8;
11398 XPutPixel (ximg
, x
, height
- 1 - y
, lookup_rgb_color (f
, r
, g
, b
));
11402 /* Remember the colors allocated for the image. Free the color table. */
11403 img
->colors
= colors_in_color_table (&img
->ncolors
);
11404 free_color_table ();
11406 /* Put the image into the pixmap, then free the X image and its buffer. */
11407 x_put_x_image (f
, ximg
, img
->pixmap
, width
, height
);
11408 x_destroy_x_image (ximg
);
11412 img
->width
= width
;
11413 img
->height
= height
;
11419 #endif /* HAVE_TIFF != 0 */
11423 /***********************************************************************
11425 ***********************************************************************/
11429 #include <gif_lib.h>
11431 static int gif_image_p
P_ ((Lisp_Object object
));
11432 static int gif_load
P_ ((struct frame
*f
, struct image
*img
));
11434 /* The symbol `gif' identifying images of this type. */
11438 /* Indices of image specification fields in gif_format, below. */
11440 enum gif_keyword_index
11449 GIF_HEURISTIC_MASK
,
11454 /* Vector of image_keyword structures describing the format
11455 of valid user-defined image specifications. */
11457 static struct image_keyword gif_format
[GIF_LAST
] =
11459 {":type", IMAGE_SYMBOL_VALUE
, 1},
11460 {":data", IMAGE_STRING_VALUE
, 0},
11461 {":file", IMAGE_STRING_VALUE
, 0},
11462 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
11463 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
11464 {":relief", IMAGE_INTEGER_VALUE
, 0},
11465 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
11466 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
11467 {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0}
11470 /* Structure describing the image type `gif'. */
11472 static struct image_type gif_type
=
11481 /* Return non-zero if OBJECT is a valid GIF image specification. */
11484 gif_image_p (object
)
11485 Lisp_Object object
;
11487 struct image_keyword fmt
[GIF_LAST
];
11488 bcopy (gif_format
, fmt
, sizeof fmt
);
11490 if (!parse_image_spec (object
, fmt
, GIF_LAST
, Qgif
)
11491 || (fmt
[GIF_ASCENT
].count
11492 && XFASTINT (fmt
[GIF_ASCENT
].value
) > 100))
11495 /* Must specify either the :data or :file keyword. */
11496 return fmt
[GIF_FILE
].count
+ fmt
[GIF_DATA
].count
== 1;
11499 /* Reading a GIF image from memory
11500 Based on the PNG memory stuff to a certain extent. */
11504 unsigned char *bytes
;
11510 /* Make the current memory source available to gif_read_from_memory.
11511 It's done this way because not all versions of libungif support
11512 a UserData field in the GifFileType structure. */
11513 static gif_memory_source
*current_gif_memory_src
;
11516 gif_read_from_memory (file
, buf
, len
)
11521 gif_memory_source
*src
= current_gif_memory_src
;
11523 if (len
> src
->len
- src
->index
)
11526 bcopy (src
->bytes
+ src
->index
, buf
, len
);
11532 /* Load GIF image IMG for use on frame F. Value is non-zero if
11540 Lisp_Object file
, specified_file
;
11541 Lisp_Object specified_data
;
11542 int rc
, width
, height
, x
, y
, i
;
11544 ColorMapObject
*gif_color_map
;
11545 unsigned long pixel_colors
[256];
11547 struct gcpro gcpro1
;
11549 int ino
, image_left
, image_top
, image_width
, image_height
;
11550 gif_memory_source memsrc
;
11551 unsigned char *raster
;
11553 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
11554 specified_data
= image_spec_value (img
->spec
, QCdata
, NULL
);
11558 if (NILP (specified_data
))
11560 file
= x_find_image_file (specified_file
);
11561 if (!STRINGP (file
))
11563 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
11568 /* Open the GIF file. */
11569 gif
= DGifOpenFileName (XSTRING (file
)->data
);
11572 image_error ("Cannot open `%s'", file
, Qnil
);
11579 /* Read from memory! */
11580 current_gif_memory_src
= &memsrc
;
11581 memsrc
.bytes
= XSTRING (specified_data
)->data
;
11582 memsrc
.len
= STRING_BYTES (XSTRING (specified_data
));
11585 gif
= DGifOpen(&memsrc
, gif_read_from_memory
);
11588 image_error ("Cannot open memory source `%s'", img
->spec
, Qnil
);
11594 /* Read entire contents. */
11595 rc
= DGifSlurp (gif
);
11596 if (rc
== GIF_ERROR
)
11598 image_error ("Error reading `%s'", img
->spec
, Qnil
);
11599 DGifCloseFile (gif
);
11604 image
= image_spec_value (img
->spec
, QCindex
, NULL
);
11605 ino
= INTEGERP (image
) ? XFASTINT (image
) : 0;
11606 if (ino
>= gif
->ImageCount
)
11608 image_error ("Invalid image number `%s' in image `%s'",
11610 DGifCloseFile (gif
);
11615 width
= img
->width
= gif
->SWidth
;
11616 height
= img
->height
= gif
->SHeight
;
11620 /* Create the X image and pixmap. */
11621 if (!x_create_x_image_and_pixmap (f
, width
, height
, 0, &ximg
, &img
->pixmap
))
11624 DGifCloseFile (gif
);
11629 /* Allocate colors. */
11630 gif_color_map
= gif
->SavedImages
[ino
].ImageDesc
.ColorMap
;
11631 if (!gif_color_map
)
11632 gif_color_map
= gif
->SColorMap
;
11633 init_color_table ();
11634 bzero (pixel_colors
, sizeof pixel_colors
);
11636 for (i
= 0; i
< gif_color_map
->ColorCount
; ++i
)
11638 int r
= gif_color_map
->Colors
[i
].Red
<< 8;
11639 int g
= gif_color_map
->Colors
[i
].Green
<< 8;
11640 int b
= gif_color_map
->Colors
[i
].Blue
<< 8;
11641 pixel_colors
[i
] = lookup_rgb_color (f
, r
, g
, b
);
11644 img
->colors
= colors_in_color_table (&img
->ncolors
);
11645 free_color_table ();
11647 /* Clear the part of the screen image that are not covered by
11648 the image from the GIF file. Full animated GIF support
11649 requires more than can be done here (see the gif89 spec,
11650 disposal methods). Let's simply assume that the part
11651 not covered by a sub-image is in the frame's background color. */
11652 image_top
= gif
->SavedImages
[ino
].ImageDesc
.Top
;
11653 image_left
= gif
->SavedImages
[ino
].ImageDesc
.Left
;
11654 image_width
= gif
->SavedImages
[ino
].ImageDesc
.Width
;
11655 image_height
= gif
->SavedImages
[ino
].ImageDesc
.Height
;
11657 for (y
= 0; y
< image_top
; ++y
)
11658 for (x
= 0; x
< width
; ++x
)
11659 XPutPixel (ximg
, x
, y
, FRAME_BACKGROUND_PIXEL (f
));
11661 for (y
= image_top
+ image_height
; y
< height
; ++y
)
11662 for (x
= 0; x
< width
; ++x
)
11663 XPutPixel (ximg
, x
, y
, FRAME_BACKGROUND_PIXEL (f
));
11665 for (y
= image_top
; y
< image_top
+ image_height
; ++y
)
11667 for (x
= 0; x
< image_left
; ++x
)
11668 XPutPixel (ximg
, x
, y
, FRAME_BACKGROUND_PIXEL (f
));
11669 for (x
= image_left
+ image_width
; x
< width
; ++x
)
11670 XPutPixel (ximg
, x
, y
, FRAME_BACKGROUND_PIXEL (f
));
11673 /* Read the GIF image into the X image. We use a local variable
11674 `raster' here because RasterBits below is a char *, and invites
11675 problems with bytes >= 0x80. */
11676 raster
= (unsigned char *) gif
->SavedImages
[ino
].RasterBits
;
11678 if (gif
->SavedImages
[ino
].ImageDesc
.Interlace
)
11680 static int interlace_start
[] = {0, 4, 2, 1};
11681 static int interlace_increment
[] = {8, 8, 4, 2};
11683 int row
= interlace_start
[0];
11687 for (y
= 0; y
< image_height
; y
++)
11689 if (row
>= image_height
)
11691 row
= interlace_start
[++pass
];
11692 while (row
>= image_height
)
11693 row
= interlace_start
[++pass
];
11696 for (x
= 0; x
< image_width
; x
++)
11698 int i
= raster
[(y
* image_width
) + x
];
11699 XPutPixel (ximg
, x
+ image_left
, row
+ image_top
,
11703 row
+= interlace_increment
[pass
];
11708 for (y
= 0; y
< image_height
; ++y
)
11709 for (x
= 0; x
< image_width
; ++x
)
11711 int i
= raster
[y
* image_width
+ x
];
11712 XPutPixel (ximg
, x
+ image_left
, y
+ image_top
, pixel_colors
[i
]);
11716 DGifCloseFile (gif
);
11718 /* Put the image into the pixmap, then free the X image and its buffer. */
11719 x_put_x_image (f
, ximg
, img
->pixmap
, width
, height
);
11720 x_destroy_x_image (ximg
);
11727 #endif /* HAVE_GIF != 0 */
11731 /***********************************************************************
11733 ***********************************************************************/
11735 #ifdef HAVE_GHOSTSCRIPT
11736 static int gs_image_p
P_ ((Lisp_Object object
));
11737 static int gs_load
P_ ((struct frame
*f
, struct image
*img
));
11738 static void gs_clear_image
P_ ((struct frame
*f
, struct image
*img
));
11740 /* The symbol `postscript' identifying images of this type. */
11742 Lisp_Object Qpostscript
;
11744 /* Keyword symbols. */
11746 Lisp_Object QCloader
, QCbounding_box
, QCpt_width
, QCpt_height
;
11748 /* Indices of image specification fields in gs_format, below. */
11750 enum gs_keyword_index
11766 /* Vector of image_keyword structures describing the format
11767 of valid user-defined image specifications. */
11769 static struct image_keyword gs_format
[GS_LAST
] =
11771 {":type", IMAGE_SYMBOL_VALUE
, 1},
11772 {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE
, 1},
11773 {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE
, 1},
11774 {":file", IMAGE_STRING_VALUE
, 1},
11775 {":loader", IMAGE_FUNCTION_VALUE
, 0},
11776 {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE
, 1},
11777 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
11778 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
11779 {":relief", IMAGE_INTEGER_VALUE
, 0},
11780 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
11781 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0}
11784 /* Structure describing the image type `ghostscript'. */
11786 static struct image_type gs_type
=
11796 /* Free X resources of Ghostscript image IMG which is used on frame F. */
11799 gs_clear_image (f
, img
)
11803 /* IMG->data.ptr_val may contain a recorded colormap. */
11804 xfree (img
->data
.ptr_val
);
11805 x_clear_image (f
, img
);
11809 /* Return non-zero if OBJECT is a valid Ghostscript image
11813 gs_image_p (object
)
11814 Lisp_Object object
;
11816 struct image_keyword fmt
[GS_LAST
];
11820 bcopy (gs_format
, fmt
, sizeof fmt
);
11822 if (!parse_image_spec (object
, fmt
, GS_LAST
, Qpostscript
)
11823 || (fmt
[GS_ASCENT
].count
11824 && XFASTINT (fmt
[GS_ASCENT
].value
) > 100))
11827 /* Bounding box must be a list or vector containing 4 integers. */
11828 tem
= fmt
[GS_BOUNDING_BOX
].value
;
11831 for (i
= 0; i
< 4; ++i
, tem
= XCDR (tem
))
11832 if (!CONSP (tem
) || !INTEGERP (XCAR (tem
)))
11837 else if (VECTORP (tem
))
11839 if (XVECTOR (tem
)->size
!= 4)
11841 for (i
= 0; i
< 4; ++i
)
11842 if (!INTEGERP (XVECTOR (tem
)->contents
[i
]))
11852 /* Load Ghostscript image IMG for use on frame F. Value is non-zero
11861 Lisp_Object window_and_pixmap_id
= Qnil
, loader
, pt_height
, pt_width
;
11862 struct gcpro gcpro1
, gcpro2
;
11864 double in_width
, in_height
;
11865 Lisp_Object pixel_colors
= Qnil
;
11867 /* Compute pixel size of pixmap needed from the given size in the
11868 image specification. Sizes in the specification are in pt. 1 pt
11869 = 1/72 in, xdpi and ydpi are stored in the frame's X display
11871 pt_width
= image_spec_value (img
->spec
, QCpt_width
, NULL
);
11872 in_width
= XFASTINT (pt_width
) / 72.0;
11873 img
->width
= in_width
* FRAME_W32_DISPLAY_INFO (f
)->resx
;
11874 pt_height
= image_spec_value (img
->spec
, QCpt_height
, NULL
);
11875 in_height
= XFASTINT (pt_height
) / 72.0;
11876 img
->height
= in_height
* FRAME_W32_DISPLAY_INFO (f
)->resy
;
11878 /* Create the pixmap. */
11880 xassert (img
->pixmap
== 0);
11881 img
->pixmap
= XCreatePixmap (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
),
11882 img
->width
, img
->height
,
11883 DefaultDepthOfScreen (FRAME_X_SCREEN (f
)));
11888 image_error ("Unable to create pixmap for `%s'", img
->spec
, Qnil
);
11892 /* Call the loader to fill the pixmap. It returns a process object
11893 if successful. We do not record_unwind_protect here because
11894 other places in redisplay like calling window scroll functions
11895 don't either. Let the Lisp loader use `unwind-protect' instead. */
11896 GCPRO2 (window_and_pixmap_id
, pixel_colors
);
11898 sprintf (buffer
, "%lu %lu",
11899 (unsigned long) FRAME_W32_WINDOW (f
),
11900 (unsigned long) img
->pixmap
);
11901 window_and_pixmap_id
= build_string (buffer
);
11903 sprintf (buffer
, "%lu %lu",
11904 FRAME_FOREGROUND_PIXEL (f
),
11905 FRAME_BACKGROUND_PIXEL (f
));
11906 pixel_colors
= build_string (buffer
);
11908 XSETFRAME (frame
, f
);
11909 loader
= image_spec_value (img
->spec
, QCloader
, NULL
);
11911 loader
= intern ("gs-load-image");
11913 img
->data
.lisp_val
= call6 (loader
, frame
, img
->spec
,
11914 make_number (img
->width
),
11915 make_number (img
->height
),
11916 window_and_pixmap_id
,
11919 return PROCESSP (img
->data
.lisp_val
);
11923 /* Kill the Ghostscript process that was started to fill PIXMAP on
11924 frame F. Called from XTread_socket when receiving an event
11925 telling Emacs that Ghostscript has finished drawing. */
11928 x_kill_gs_process (pixmap
, f
)
11932 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
11936 /* Find the image containing PIXMAP. */
11937 for (i
= 0; i
< c
->used
; ++i
)
11938 if (c
->images
[i
]->pixmap
== pixmap
)
11941 /* Kill the GS process. We should have found PIXMAP in the image
11942 cache and its image should contain a process object. */
11943 xassert (i
< c
->used
);
11944 img
= c
->images
[i
];
11945 xassert (PROCESSP (img
->data
.lisp_val
));
11946 Fkill_process (img
->data
.lisp_val
, Qnil
);
11947 img
->data
.lisp_val
= Qnil
;
11949 /* On displays with a mutable colormap, figure out the colors
11950 allocated for the image by looking at the pixels of an XImage for
11952 class = FRAME_W32_DISPLAY_INFO (f
)->visual
->class;
11953 if (class != StaticColor
&& class != StaticGray
&& class != TrueColor
)
11959 /* Try to get an XImage for img->pixmep. */
11960 ximg
= XGetImage (FRAME_W32_DISPLAY (f
), img
->pixmap
,
11961 0, 0, img
->width
, img
->height
, ~0, ZPixmap
);
11966 /* Initialize the color table. */
11967 init_color_table ();
11969 /* For each pixel of the image, look its color up in the
11970 color table. After having done so, the color table will
11971 contain an entry for each color used by the image. */
11972 for (y
= 0; y
< img
->height
; ++y
)
11973 for (x
= 0; x
< img
->width
; ++x
)
11975 unsigned long pixel
= XGetPixel (ximg
, x
, y
);
11976 lookup_pixel_color (f
, pixel
);
11979 /* Record colors in the image. Free color table and XImage. */
11980 img
->colors
= colors_in_color_table (&img
->ncolors
);
11981 free_color_table ();
11982 XDestroyImage (ximg
);
11984 #if 0 /* This doesn't seem to be the case. If we free the colors
11985 here, we get a BadAccess later in x_clear_image when
11986 freeing the colors. */
11987 /* We have allocated colors once, but Ghostscript has also
11988 allocated colors on behalf of us. So, to get the
11989 reference counts right, free them once. */
11992 Colormap cmap
= DefaultColormapOfScreen (FRAME_X_SCREEN (f
));
11993 XFreeColors (FRAME_W32_DISPLAY (f
), cmap
,
11994 img
->colors
, img
->ncolors
, 0);
11999 image_error ("Cannot get X image of `%s'; colors will not be freed",
12006 #endif /* HAVE_GHOSTSCRIPT */
12009 /***********************************************************************
12011 ***********************************************************************/
12013 DEFUN ("x-change-window-property", Fx_change_window_property
,
12014 Sx_change_window_property
, 2, 3, 0,
12015 "Change window property PROP to VALUE on the X window of FRAME.\n\
12016 PROP and VALUE must be strings. FRAME nil or omitted means use the\n\
12017 selected frame. Value is VALUE.")
12018 (prop
, value
, frame
)
12019 Lisp_Object frame
, prop
, value
;
12021 #if 0 /* TODO : port window properties to W32 */
12022 struct frame
*f
= check_x_frame (frame
);
12025 CHECK_STRING (prop
, 1);
12026 CHECK_STRING (value
, 2);
12029 prop_atom
= XInternAtom (FRAME_W32_DISPLAY (f
), XSTRING (prop
)->data
, False
);
12030 XChangeProperty (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
),
12031 prop_atom
, XA_STRING
, 8, PropModeReplace
,
12032 XSTRING (value
)->data
, XSTRING (value
)->size
);
12034 /* Make sure the property is set when we return. */
12035 XFlush (FRAME_W32_DISPLAY (f
));
12044 DEFUN ("x-delete-window-property", Fx_delete_window_property
,
12045 Sx_delete_window_property
, 1, 2, 0,
12046 "Remove window property PROP from X window of FRAME.\n\
12047 FRAME nil or omitted means use the selected frame. Value is PROP.")
12049 Lisp_Object prop
, frame
;
12051 #if 0 /* TODO : port window properties to W32 */
12053 struct frame
*f
= check_x_frame (frame
);
12056 CHECK_STRING (prop
, 1);
12058 prop_atom
= XInternAtom (FRAME_W32_DISPLAY (f
), XSTRING (prop
)->data
, False
);
12059 XDeleteProperty (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
), prop_atom
);
12061 /* Make sure the property is removed when we return. */
12062 XFlush (FRAME_W32_DISPLAY (f
));
12070 DEFUN ("x-window-property", Fx_window_property
, Sx_window_property
,
12072 "Value is the value of window property PROP on FRAME.\n\
12073 If FRAME is nil or omitted, use the selected frame. Value is nil\n\
12074 if FRAME hasn't a property with name PROP or if PROP has no string\n\
12077 Lisp_Object prop
, frame
;
12079 #if 0 /* TODO : port window properties to W32 */
12081 struct frame
*f
= check_x_frame (frame
);
12084 Lisp_Object prop_value
= Qnil
;
12085 char *tmp_data
= NULL
;
12088 unsigned long actual_size
, bytes_remaining
;
12090 CHECK_STRING (prop
, 1);
12092 prop_atom
= XInternAtom (FRAME_W32_DISPLAY (f
), XSTRING (prop
)->data
, False
);
12093 rc
= XGetWindowProperty (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
),
12094 prop_atom
, 0, 0, False
, XA_STRING
,
12095 &actual_type
, &actual_format
, &actual_size
,
12096 &bytes_remaining
, (unsigned char **) &tmp_data
);
12099 int size
= bytes_remaining
;
12104 rc
= XGetWindowProperty (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
),
12105 prop_atom
, 0, bytes_remaining
,
12107 &actual_type
, &actual_format
,
12108 &actual_size
, &bytes_remaining
,
12109 (unsigned char **) &tmp_data
);
12111 prop_value
= make_string (tmp_data
, size
);
12126 /***********************************************************************
12128 ***********************************************************************/
12130 /* If non-null, an asynchronous timer that, when it expires, displays
12131 a busy cursor on all frames. */
12133 static struct atimer
*busy_cursor_atimer
;
12135 /* Non-zero means a busy cursor is currently shown. */
12137 static int busy_cursor_shown_p
;
12139 /* Number of seconds to wait before displaying a busy cursor. */
12141 static Lisp_Object Vbusy_cursor_delay
;
12143 /* Default number of seconds to wait before displaying a busy
12146 #define DEFAULT_BUSY_CURSOR_DELAY 1
12148 /* Function prototypes. */
12150 static void show_busy_cursor
P_ ((struct atimer
*));
12151 static void hide_busy_cursor
P_ ((void));
12154 /* Cancel a currently active busy-cursor timer, and start a new one. */
12157 start_busy_cursor ()
12159 #if 0 /* TODO: cursor shape changes. */
12161 int secs
, usecs
= 0;
12163 cancel_busy_cursor ();
12165 if (INTEGERP (Vbusy_cursor_delay
)
12166 && XINT (Vbusy_cursor_delay
) > 0)
12167 secs
= XFASTINT (Vbusy_cursor_delay
);
12168 else if (FLOATP (Vbusy_cursor_delay
)
12169 && XFLOAT_DATA (Vbusy_cursor_delay
) > 0)
12172 tem
= Ftruncate (Vbusy_cursor_delay
, Qnil
);
12173 secs
= XFASTINT (tem
);
12174 usecs
= (XFLOAT_DATA (Vbusy_cursor_delay
) - secs
) * 1000000;
12177 secs
= DEFAULT_BUSY_CURSOR_DELAY
;
12179 EMACS_SET_SECS_USECS (delay
, secs
, usecs
);
12180 busy_cursor_atimer
= start_atimer (ATIMER_RELATIVE
, delay
,
12181 show_busy_cursor
, NULL
);
12186 /* Cancel the busy cursor timer if active, hide a busy cursor if
12190 cancel_busy_cursor ()
12192 if (busy_cursor_atimer
)
12194 cancel_atimer (busy_cursor_atimer
);
12195 busy_cursor_atimer
= NULL
;
12198 if (busy_cursor_shown_p
)
12199 hide_busy_cursor ();
12203 /* Timer function of busy_cursor_atimer. TIMER is equal to
12204 busy_cursor_atimer.
12206 Display a busy cursor on all frames by mapping the frames'
12207 busy_window. Set the busy_p flag in the frames' output_data.x
12208 structure to indicate that a busy cursor is shown on the
12212 show_busy_cursor (timer
)
12213 struct atimer
*timer
;
12215 #if 0 /* TODO: cursor shape changes. */
12216 /* The timer implementation will cancel this timer automatically
12217 after this function has run. Set busy_cursor_atimer to null
12218 so that we know the timer doesn't have to be canceled. */
12219 busy_cursor_atimer
= NULL
;
12221 if (!busy_cursor_shown_p
)
12223 Lisp_Object rest
, frame
;
12227 FOR_EACH_FRAME (rest
, frame
)
12228 if (FRAME_W32_P (XFRAME (frame
)))
12230 struct frame
*f
= XFRAME (frame
);
12232 f
->output_data
.w32
->busy_p
= 1;
12234 if (!f
->output_data
.w32
->busy_window
)
12236 unsigned long mask
= CWCursor
;
12237 XSetWindowAttributes attrs
;
12239 attrs
.cursor
= f
->output_data
.w32
->busy_cursor
;
12241 f
->output_data
.w32
->busy_window
12242 = XCreateWindow (FRAME_X_DISPLAY (f
),
12243 FRAME_OUTER_WINDOW (f
),
12244 0, 0, 32000, 32000, 0, 0,
12250 XMapRaised (FRAME_X_DISPLAY (f
), f
->output_data
.w32
->busy_window
);
12251 XFlush (FRAME_X_DISPLAY (f
));
12254 busy_cursor_shown_p
= 1;
12261 /* Hide the busy cursor on all frames, if it is currently shown. */
12264 hide_busy_cursor ()
12266 #if 0 /* TODO: cursor shape changes. */
12267 if (busy_cursor_shown_p
)
12269 Lisp_Object rest
, frame
;
12272 FOR_EACH_FRAME (rest
, frame
)
12274 struct frame
*f
= XFRAME (frame
);
12276 if (FRAME_W32_P (f
)
12277 /* Watch out for newly created frames. */
12278 && f
->output_data
.x
->busy_window
)
12280 XUnmapWindow (FRAME_X_DISPLAY (f
), f
->output_data
.x
->busy_window
);
12281 /* Sync here because XTread_socket looks at the busy_p flag
12282 that is reset to zero below. */
12283 XSync (FRAME_X_DISPLAY (f
), False
);
12284 f
->output_data
.x
->busy_p
= 0;
12288 busy_cursor_shown_p
= 0;
12296 /***********************************************************************
12298 ***********************************************************************/
12300 static Lisp_Object x_create_tip_frame
P_ ((struct w32_display_info
*,
12303 /* The frame of a currently visible tooltip, or null. */
12305 Lisp_Object tip_frame
;
12307 /* If non-nil, a timer started that hides the last tooltip when it
12310 Lisp_Object tip_timer
;
12314 unwind_create_tip_frame (frame
)
12317 Lisp_Object deleted
;
12319 deleted
= unwind_create_frame (frame
);
12320 if (EQ (deleted
, Qt
))
12330 /* Create a frame for a tooltip on the display described by DPYINFO.
12331 PARMS is a list of frame parameters. Value is the frame.
12333 Note that functions called here, esp. x_default_parameter can
12334 signal errors, for instance when a specified color name is
12335 undefined. We have to make sure that we're in a consistent state
12336 when this happens. */
12339 x_create_tip_frame (dpyinfo
, parms
)
12340 struct w32_display_info
*dpyinfo
;
12343 #if 0 /* TODO : w32 version */
12345 Lisp_Object frame
, tem
;
12347 long window_prompting
= 0;
12349 int count
= BINDING_STACK_SIZE ();
12350 struct gcpro gcpro1
, gcpro2
, gcpro3
;
12355 /* Use this general default value to start with until we know if
12356 this frame has a specified name. */
12357 Vx_resource_name
= Vinvocation_name
;
12359 #ifdef MULTI_KBOARD
12360 kb
= dpyinfo
->kboard
;
12362 kb
= &the_only_kboard
;
12365 /* Get the name of the frame to use for resource lookup. */
12366 name
= w32_get_arg (parms
, Qname
, "name", "Name", RES_TYPE_STRING
);
12367 if (!STRINGP (name
)
12368 && !EQ (name
, Qunbound
)
12370 error ("Invalid frame name--not a string or nil");
12371 Vx_resource_name
= name
;
12374 GCPRO3 (parms
, name
, frame
);
12375 f
= make_frame (1);
12376 XSETFRAME (frame
, f
);
12377 FRAME_CAN_HAVE_SCROLL_BARS (f
) = 0;
12378 record_unwind_protect (unwind_create_tip_frame
, frame
);
12380 f
->output_method
= output_w32
;
12381 f
->output_data
.w32
=
12382 (struct w32_output
*) xmalloc (sizeof (struct w32_output
));
12383 bzero (f
->output_data
.w32
, sizeof (struct w32_output
));
12385 f
->output_data
.w32
->icon_bitmap
= -1;
12387 f
->output_data
.w32
->fontset
= -1;
12388 f
->icon_name
= Qnil
;
12391 image_cache_refcount
= FRAME_X_IMAGE_CACHE (f
)->refcount
;
12392 dpyinfo_refcount
= dpyinfo
->reference_count
;
12393 #endif /* GLYPH_DEBUG */
12394 #ifdef MULTI_KBOARD
12395 FRAME_KBOARD (f
) = kb
;
12397 f
->output_data
.w32
->parent_desc
= FRAME_W32_DISPLAY_INFO (f
)->root_window
;
12398 f
->output_data
.w32
->explicit_parent
= 0;
12400 /* Set the name; the functions to which we pass f expect the name to
12402 if (EQ (name
, Qunbound
) || NILP (name
))
12404 f
->name
= build_string (dpyinfo
->x_id_name
);
12405 f
->explicit_name
= 0;
12410 f
->explicit_name
= 1;
12411 /* use the frame's title when getting resources for this frame. */
12412 specbind (Qx_resource_name
, name
);
12415 /* Extract the window parameters from the supplied values
12416 that are needed to determine window geometry. */
12420 font
= w32_get_arg (parms
, Qfont
, "font", "Font", RES_TYPE_STRING
);
12423 /* First, try whatever font the caller has specified. */
12424 if (STRINGP (font
))
12426 tem
= Fquery_fontset (font
, Qnil
);
12428 font
= x_new_fontset (f
, XSTRING (tem
)->data
);
12430 font
= x_new_font (f
, XSTRING (font
)->data
);
12433 /* Try out a font which we hope has bold and italic variations. */
12434 if (!STRINGP (font
))
12435 font
= x_new_font (f
, "-*-courier new-normal-r-*-*-*-100-*-*-*-*-iso8859-1");
12436 if (!STRINGP (font
))
12437 font
= x_new_font (f
, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1");
12438 if (! STRINGP (font
))
12439 font
= x_new_font (f
, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1");
12440 if (! STRINGP (font
))
12441 /* This was formerly the first thing tried, but it finds too many fonts
12442 and takes too long. */
12443 font
= x_new_font (f
, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1");
12444 /* If those didn't work, look for something which will at least work. */
12445 if (! STRINGP (font
))
12446 font
= x_new_font (f
, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1");
12448 if (! STRINGP (font
))
12449 font
= build_string ("fixed");
12451 x_default_parameter (f
, parms
, Qfont
, font
,
12452 "font", "Font", RES_TYPE_STRING
);
12455 x_default_parameter (f
, parms
, Qborder_width
, make_number (2),
12456 "borderWidth", "BorderWidth", RES_TYPE_NUMBER
);
12458 /* This defaults to 2 in order to match xterm. We recognize either
12459 internalBorderWidth or internalBorder (which is what xterm calls
12461 if (NILP (Fassq (Qinternal_border_width
, parms
)))
12465 value
= w32_get_arg (parms
, Qinternal_border_width
,
12466 "internalBorder", "internalBorder", RES_TYPE_NUMBER
);
12467 if (! EQ (value
, Qunbound
))
12468 parms
= Fcons (Fcons (Qinternal_border_width
, value
),
12472 x_default_parameter (f
, parms
, Qinternal_border_width
, make_number (1),
12473 "internalBorderWidth", "internalBorderWidth",
12476 /* Also do the stuff which must be set before the window exists. */
12477 x_default_parameter (f
, parms
, Qforeground_color
, build_string ("black"),
12478 "foreground", "Foreground", RES_TYPE_STRING
);
12479 x_default_parameter (f
, parms
, Qbackground_color
, build_string ("white"),
12480 "background", "Background", RES_TYPE_STRING
);
12481 x_default_parameter (f
, parms
, Qmouse_color
, build_string ("black"),
12482 "pointerColor", "Foreground", RES_TYPE_STRING
);
12483 x_default_parameter (f
, parms
, Qcursor_color
, build_string ("black"),
12484 "cursorColor", "Foreground", RES_TYPE_STRING
);
12485 x_default_parameter (f
, parms
, Qborder_color
, build_string ("black"),
12486 "borderColor", "BorderColor", RES_TYPE_STRING
);
12488 /* Init faces before x_default_parameter is called for scroll-bar
12489 parameters because that function calls x_set_scroll_bar_width,
12490 which calls change_frame_size, which calls Fset_window_buffer,
12491 which runs hooks, which call Fvertical_motion. At the end, we
12492 end up in init_iterator with a null face cache, which should not
12494 init_frame_faces (f
);
12496 f
->output_data
.w32
->parent_desc
= FRAME_W32_DISPLAY_INFO (f
)->root_window
;
12497 window_prompting
= x_figure_window_size (f
, parms
);
12499 if (window_prompting
& XNegative
)
12501 if (window_prompting
& YNegative
)
12502 f
->output_data
.w32
->win_gravity
= SouthEastGravity
;
12504 f
->output_data
.w32
->win_gravity
= NorthEastGravity
;
12508 if (window_prompting
& YNegative
)
12509 f
->output_data
.w32
->win_gravity
= SouthWestGravity
;
12511 f
->output_data
.w32
->win_gravity
= NorthWestGravity
;
12514 f
->output_data
.w32
->size_hint_flags
= window_prompting
;
12516 XSetWindowAttributes attrs
;
12517 unsigned long mask
;
12520 mask
= CWBackPixel
| CWOverrideRedirect
| CWSaveUnder
| CWEventMask
;
12521 /* Window managers looks at the override-redirect flag to
12522 determine whether or net to give windows a decoration (Xlib
12524 attrs
.override_redirect
= True
;
12525 attrs
.save_under
= True
;
12526 attrs
.background_pixel
= FRAME_BACKGROUND_PIXEL (f
);
12527 /* Arrange for getting MapNotify and UnmapNotify events. */
12528 attrs
.event_mask
= StructureNotifyMask
;
12530 = FRAME_W32_WINDOW (f
)
12531 = XCreateWindow (FRAME_W32_DISPLAY (f
),
12532 FRAME_W32_DISPLAY_INFO (f
)->root_window
,
12533 /* x, y, width, height */
12537 CopyFromParent
, InputOutput
, CopyFromParent
,
12544 x_default_parameter (f
, parms
, Qauto_raise
, Qnil
,
12545 "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN
);
12546 x_default_parameter (f
, parms
, Qauto_lower
, Qnil
,
12547 "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN
);
12548 x_default_parameter (f
, parms
, Qcursor_type
, Qbox
,
12549 "cursorType", "CursorType", RES_TYPE_SYMBOL
);
12551 /* Dimensions, especially f->height, must be done via change_frame_size.
12552 Change will not be effected unless different from the current
12555 height
= f
->height
;
12557 SET_FRAME_WIDTH (f
, 0);
12558 change_frame_size (f
, height
, width
, 1, 0, 0);
12564 /* It is now ok to make the frame official even if we get an error
12565 below. And the frame needs to be on Vframe_list or making it
12566 visible won't work. */
12567 Vframe_list
= Fcons (frame
, Vframe_list
);
12570 /* Now that the frame is official, it counts as a reference to
12572 FRAME_W32_DISPLAY_INFO (f
)->reference_count
++;
12574 return unbind_to (count
, frame
);
12579 #ifdef TODO /* Tooltip support not complete. */
12580 DEFUN ("x-show-tip", Fx_show_tip
, Sx_show_tip
, 1, 6, 0,
12581 "Show STRING in a \"tooltip\" window on frame FRAME.\n\
12582 A tooltip window is a small window displaying a string.\n\
12584 FRAME nil or omitted means use the selected frame.\n\
12586 PARMS is an optional list of frame parameters which can be\n\
12587 used to change the tooltip's appearance.\n\
12589 Automatically hide the tooltip after TIMEOUT seconds.\n\
12590 TIMEOUT nil means use the default timeout of 5 seconds.\n\
12592 If the list of frame parameters PARAMS contains a `left' parameters,\n\
12593 the tooltip is displayed at that x-position. Otherwise it is\n\
12594 displayed at the mouse position, with offset DX added (default is 5 if\n\
12595 DX isn't specified). Likewise for the y-position; if a `top' frame\n\
12596 parameter is specified, it determines the y-position of the tooltip\n\
12597 window, otherwise it is displayed at the mouse position, with offset\n\
12598 DY added (default is 10).")
12599 (string
, frame
, parms
, timeout
, dx
, dy
)
12600 Lisp_Object string
, frame
, parms
, timeout
, dx
, dy
;
12604 Window root
, child
;
12605 Lisp_Object buffer
, top
, left
;
12606 struct buffer
*old_buffer
;
12607 struct text_pos pos
;
12608 int i
, width
, height
;
12609 int root_x
, root_y
, win_x
, win_y
;
12611 struct gcpro gcpro1
, gcpro2
, gcpro3
, gcpro4
;
12612 int old_windows_or_buffers_changed
= windows_or_buffers_changed
;
12613 int count
= specpdl_ptr
- specpdl
;
12615 specbind (Qinhibit_redisplay
, Qt
);
12617 GCPRO4 (string
, parms
, frame
, timeout
);
12619 CHECK_STRING (string
, 0);
12620 f
= check_x_frame (frame
);
12621 if (NILP (timeout
))
12622 timeout
= make_number (5);
12624 CHECK_NATNUM (timeout
, 2);
12627 dx
= make_number (5);
12629 CHECK_NUMBER (dx
, 5);
12632 dy
= make_number (-10);
12634 CHECK_NUMBER (dy
, 6);
12636 if (NILP (last_show_tip_args
))
12637 last_show_tip_args
= Fmake_vector (make_number (3), Qnil
);
12639 if (!NILP (tip_frame
))
12641 Lisp_Object last_string
= AREF (last_show_tip_args
, 0);
12642 Lisp_Object last_frame
= AREF (last_show_tip_args
, 1);
12643 Lisp_Object last_parms
= AREF (last_show_tip_args
, 2);
12645 if (EQ (frame
, last_frame
)
12646 && !NILP (Fequal (last_string
, string
))
12647 && !NILP (Fequal (last_parms
, parms
)))
12649 struct frame
*f
= XFRAME (tip_frame
);
12651 /* Only DX and DY have changed. */
12652 if (!NILP (tip_timer
))
12654 Lisp_Object timer
= tip_timer
;
12656 call1 (Qcancel_timer
, timer
);
12660 compute_tip_xy (f
, parms
, dx
, dy
, &root_x
, &root_y
);
12661 XMoveWindow (FRAME_X_DISPLAY (f
), FRAME_X_WINDOW (f
),
12662 root_x
, root_y
- PIXEL_HEIGHT (f
));
12668 /* Hide a previous tip, if any. */
12671 ASET (last_show_tip_args
, 0, string
);
12672 ASET (last_show_tip_args
, 1, frame
);
12673 ASET (last_show_tip_args
, 2, parms
);
12675 /* Add default values to frame parameters. */
12676 if (NILP (Fassq (Qname
, parms
)))
12677 parms
= Fcons (Fcons (Qname
, build_string ("tooltip")), parms
);
12678 if (NILP (Fassq (Qinternal_border_width
, parms
)))
12679 parms
= Fcons (Fcons (Qinternal_border_width
, make_number (3)), parms
);
12680 if (NILP (Fassq (Qborder_width
, parms
)))
12681 parms
= Fcons (Fcons (Qborder_width
, make_number (1)), parms
);
12682 if (NILP (Fassq (Qborder_color
, parms
)))
12683 parms
= Fcons (Fcons (Qborder_color
, build_string ("lightyellow")), parms
);
12684 if (NILP (Fassq (Qbackground_color
, parms
)))
12685 parms
= Fcons (Fcons (Qbackground_color
, build_string ("lightyellow")),
12688 /* Create a frame for the tooltip, and record it in the global
12689 variable tip_frame. */
12690 frame
= x_create_tip_frame (FRAME_W32_DISPLAY_INFO (f
), parms
);
12691 f
= XFRAME (frame
);
12693 /* Set up the frame's root window. Currently we use a size of 80
12694 columns x 40 lines. If someone wants to show a larger tip, he
12695 will loose. I don't think this is a realistic case. */
12696 w
= XWINDOW (FRAME_ROOT_WINDOW (f
));
12697 w
->left
= w
->top
= make_number (0);
12698 w
->width
= make_number (80);
12699 w
->height
= make_number (40);
12701 w
->pseudo_window_p
= 1;
12703 /* Display the tooltip text in a temporary buffer. */
12704 buffer
= Fget_buffer_create (build_string (" *tip*"));
12705 Fset_window_buffer (FRAME_ROOT_WINDOW (f
), buffer
);
12706 old_buffer
= current_buffer
;
12707 set_buffer_internal_1 (XBUFFER (buffer
));
12709 Finsert (1, &string
);
12710 clear_glyph_matrix (w
->desired_matrix
);
12711 clear_glyph_matrix (w
->current_matrix
);
12712 SET_TEXT_POS (pos
, BEGV
, BEGV_BYTE
);
12713 try_window (FRAME_ROOT_WINDOW (f
), pos
);
12715 /* Compute width and height of the tooltip. */
12716 width
= height
= 0;
12717 for (i
= 0; i
< w
->desired_matrix
->nrows
; ++i
)
12719 struct glyph_row
*row
= &w
->desired_matrix
->rows
[i
];
12720 struct glyph
*last
;
12723 /* Stop at the first empty row at the end. */
12724 if (!row
->enabled_p
|| !row
->displays_text_p
)
12727 /* Let the row go over the full width of the frame. */
12728 row
->full_width_p
= 1;
12730 /* There's a glyph at the end of rows that is use to place
12731 the cursor there. Don't include the width of this glyph. */
12732 if (row
->used
[TEXT_AREA
])
12734 last
= &row
->glyphs
[TEXT_AREA
][row
->used
[TEXT_AREA
] - 1];
12735 row_width
= row
->pixel_width
- last
->pixel_width
;
12738 row_width
= row
->pixel_width
;
12740 height
+= row
->height
;
12741 width
= max (width
, row_width
);
12744 /* Add the frame's internal border to the width and height the X
12745 window should have. */
12746 height
+= 2 * FRAME_INTERNAL_BORDER_WIDTH (f
);
12747 width
+= 2 * FRAME_INTERNAL_BORDER_WIDTH (f
);
12749 /* Move the tooltip window where the mouse pointer is. Resize and
12751 compute_tip_xy (f
, parms
, dx
, dy
, &root_x
, &root_y
);
12753 #if 0 /* TODO : W32 specifics */
12755 XMoveResizeWindow (FRAME_X_DISPLAY (f
), FRAME_X_WINDOW (f
),
12756 root_x
, root_y
- height
, width
, height
);
12757 XMapRaised (FRAME_X_DISPLAY (f
), FRAME_X_WINDOW (f
));
12761 /* Draw into the window. */
12762 w
->must_be_updated_p
= 1;
12763 update_single_window (w
, 1);
12765 /* Restore original current buffer. */
12766 set_buffer_internal_1 (old_buffer
);
12767 windows_or_buffers_changed
= old_windows_or_buffers_changed
;
12770 /* Let the tip disappear after timeout seconds. */
12771 tip_timer
= call3 (intern ("run-at-time"), timeout
, Qnil
,
12772 intern ("x-hide-tip"));
12775 return unbind_to (count
, Qnil
);
12779 DEFUN ("x-hide-tip", Fx_hide_tip
, Sx_hide_tip
, 0, 0, 0,
12780 "Hide the current tooltip window, if there is any.\n\
12781 Value is t is tooltip was open, nil otherwise.")
12785 Lisp_Object deleted
, frame
, timer
;
12786 struct gcpro gcpro1
, gcpro2
;
12788 /* Return quickly if nothing to do. */
12789 if (NILP (tip_timer
) && NILP (tip_frame
))
12794 GCPRO2 (frame
, timer
);
12795 tip_frame
= tip_timer
= deleted
= Qnil
;
12797 count
= BINDING_STACK_SIZE ();
12798 specbind (Qinhibit_redisplay
, Qt
);
12799 specbind (Qinhibit_quit
, Qt
);
12802 call1 (Qcancel_timer
, timer
);
12804 if (FRAMEP (frame
))
12806 Fdelete_frame (frame
, Qnil
);
12811 return unbind_to (count
, deleted
);
12817 /***********************************************************************
12818 File selection dialog
12819 ***********************************************************************/
12821 extern Lisp_Object Qfile_name_history
;
12823 DEFUN ("x-file-dialog", Fx_file_dialog
, Sx_file_dialog
, 2, 4, 0,
12824 "Read file name, prompting with PROMPT in directory DIR.\n\
12825 Use a file selection dialog.\n\
12826 Select DEFAULT-FILENAME in the dialog's file selection box, if\n\
12827 specified. Don't let the user enter a file name in the file\n\
12828 selection dialog's entry field, if MUSTMATCH is non-nil.")
12829 (prompt
, dir
, default_filename
, mustmatch
)
12830 Lisp_Object prompt
, dir
, default_filename
, mustmatch
;
12832 struct frame
*f
= SELECTED_FRAME ();
12833 Lisp_Object file
= Qnil
;
12834 int count
= specpdl_ptr
- specpdl
;
12835 struct gcpro gcpro1
, gcpro2
, gcpro3
, gcpro4
, gcpro5
;
12836 char filename
[MAX_PATH
+ 1];
12837 char init_dir
[MAX_PATH
+ 1];
12838 int use_dialog_p
= 1;
12840 GCPRO5 (prompt
, dir
, default_filename
, mustmatch
, file
);
12841 CHECK_STRING (prompt
, 0);
12842 CHECK_STRING (dir
, 1);
12844 /* Create the dialog with PROMPT as title, using DIR as initial
12845 directory and using "*" as pattern. */
12846 dir
= Fexpand_file_name (dir
, Qnil
);
12847 strncpy (init_dir
, XSTRING (dir
)->data
, MAX_PATH
);
12848 init_dir
[MAX_PATH
] = '\0';
12849 unixtodos_filename (init_dir
);
12851 if (STRINGP (default_filename
))
12853 char *file_name_only
;
12854 char *full_path_name
= XSTRING (default_filename
)->data
;
12856 unixtodos_filename (full_path_name
);
12858 file_name_only
= strrchr (full_path_name
, '\\');
12859 if (!file_name_only
)
12860 file_name_only
= full_path_name
;
12865 /* If default_file_name is a directory, don't use the open
12866 file dialog, as it does not support selecting
12868 if (!(*file_name_only
))
12872 strncpy (filename
, file_name_only
, MAX_PATH
);
12873 filename
[MAX_PATH
] = '\0';
12876 filename
[0] = '\0';
12880 OPENFILENAME file_details
;
12882 /* Prevent redisplay. */
12883 specbind (Qinhibit_redisplay
, Qt
);
12886 bzero (&file_details
, sizeof (file_details
));
12887 file_details
.lStructSize
= sizeof (file_details
);
12888 file_details
.hwndOwner
= FRAME_W32_WINDOW (f
);
12889 file_details
.lpstrFile
= filename
;
12890 file_details
.nMaxFile
= sizeof (filename
);
12891 file_details
.lpstrInitialDir
= init_dir
;
12892 file_details
.lpstrTitle
= XSTRING (prompt
)->data
;
12893 file_details
.Flags
= OFN_HIDEREADONLY
| OFN_NOCHANGEDIR
;
12895 if (!NILP (mustmatch
))
12896 file_details
.Flags
|= OFN_FILEMUSTEXIST
| OFN_PATHMUSTEXIST
;
12898 if (GetOpenFileName (&file_details
))
12900 dostounix_filename (filename
);
12901 file
= build_string (filename
);
12907 file
= unbind_to (count
, file
);
12909 /* Open File dialog will not allow folders to be selected, so resort
12910 to minibuffer completing reads for directories. */
12912 file
= Fcompleting_read (prompt
, intern ("read-file-name-internal"),
12913 dir
, mustmatch
, dir
, Qfile_name_history
,
12914 default_filename
, Qnil
);
12918 /* Make "Cancel" equivalent to C-g. */
12920 Fsignal (Qquit
, Qnil
);
12922 return unbind_to (count
, file
);
12927 /***********************************************************************
12929 ***********************************************************************/
12933 DEFUN ("imagep", Fimagep
, Simagep
, 1, 1, 0,
12934 "Value is non-nil if SPEC is a valid image specification.")
12938 return valid_image_p (spec
) ? Qt
: Qnil
;
12942 DEFUN ("lookup-image", Flookup_image
, Slookup_image
, 1, 1, 0, "")
12948 if (valid_image_p (spec
))
12949 id
= lookup_image (SELECTED_FRAME (), spec
);
12951 debug_print (spec
);
12952 return make_number (id
);
12955 #endif /* GLYPH_DEBUG != 0 */
12959 /***********************************************************************
12960 w32 specialized functions
12961 ***********************************************************************/
12963 DEFUN ("w32-select-font", Fw32_select_font
, Sw32_select_font
, 0, 1, 0,
12964 "This will display the W32 font dialog and return an X font string corresponding to the selection.")
12968 FRAME_PTR f
= check_x_frame (frame
);
12976 bzero (&cf
, sizeof (cf
));
12977 bzero (&lf
, sizeof (lf
));
12979 cf
.lStructSize
= sizeof (cf
);
12980 cf
.hwndOwner
= FRAME_W32_WINDOW (f
);
12981 cf
.Flags
= CF_FORCEFONTEXIST
| CF_SCREENFONTS
;
12982 cf
.lpLogFont
= &lf
;
12984 /* Initialize as much of the font details as we can from the current
12986 hdc
= GetDC (FRAME_W32_WINDOW (f
));
12987 oldobj
= SelectObject (hdc
, FRAME_FONT (f
)->hfont
);
12988 GetTextFace (hdc
, LF_FACESIZE
, lf
.lfFaceName
);
12989 if (GetTextMetrics (hdc
, &tm
))
12991 lf
.lfHeight
= tm
.tmInternalLeading
- tm
.tmHeight
;
12992 lf
.lfWeight
= tm
.tmWeight
;
12993 lf
.lfItalic
= tm
.tmItalic
;
12994 lf
.lfUnderline
= tm
.tmUnderlined
;
12995 lf
.lfStrikeOut
= tm
.tmStruckOut
;
12996 lf
.lfCharSet
= tm
.tmCharSet
;
12997 cf
.Flags
|= CF_INITTOLOGFONTSTRUCT
;
12999 SelectObject (hdc
, oldobj
);
13000 ReleaseDC (FRAME_W32_WINDOW (f
), hdc
);
13002 if (!ChooseFont (&cf
) || !w32_to_x_font (&lf
, buf
, 100, NULL
))
13005 return build_string (buf
);
13008 DEFUN ("w32-send-sys-command", Fw32_send_sys_command
, Sw32_send_sys_command
, 1, 2, 0,
13009 "Send frame a Windows WM_SYSCOMMAND message of type COMMAND.\n\
13010 Some useful values for command are 0xf030 to maximise frame (0xf020\n\
13011 to minimize), 0xf120 to restore frame to original size, and 0xf100\n\
13012 to activate the menubar for keyboard access. 0xf140 activates the\n\
13013 screen saver if defined.\n\
13015 If optional parameter FRAME is not specified, use selected frame.")
13017 Lisp_Object command
, frame
;
13019 FRAME_PTR f
= check_x_frame (frame
);
13021 CHECK_NUMBER (command
, 0);
13023 PostMessage (FRAME_W32_WINDOW (f
), WM_SYSCOMMAND
, XINT (command
), 0);
13028 DEFUN ("w32-shell-execute", Fw32_shell_execute
, Sw32_shell_execute
, 2, 4, 0,
13029 "Get Windows to perform OPERATION on DOCUMENT.\n\
13030 This is a wrapper around the ShellExecute system function, which\n\
13031 invokes the application registered to handle OPERATION for DOCUMENT.\n\
13032 OPERATION is typically \"open\", \"print\" or \"explore\" (but can be\n\
13033 nil for the default action), and DOCUMENT is typically the name of a\n\
13034 document file or URL, but can also be a program executable to run or\n\
13035 a directory to open in the Windows Explorer.\n\
13037 If DOCUMENT is a program executable, PARAMETERS can be a string\n\
13038 containing command line parameters, but otherwise should be nil.\n\
13040 SHOW-FLAG can be used to control whether the invoked application is hidden\n\
13041 or minimized. If SHOW-FLAG is nil, the application is displayed normally,\n\
13042 otherwise it is an integer representing a ShowWindow flag:\n\
13044 0 - start hidden\n\
13045 1 - start normally\n\
13046 3 - start maximized\n\
13047 6 - start minimized")
13048 (operation
, document
, parameters
, show_flag
)
13049 Lisp_Object operation
, document
, parameters
, show_flag
;
13051 Lisp_Object current_dir
;
13053 CHECK_STRING (document
, 0);
13055 /* Encode filename and current directory. */
13056 current_dir
= ENCODE_FILE (current_buffer
->directory
);
13057 document
= ENCODE_FILE (document
);
13058 if ((int) ShellExecute (NULL
,
13059 (STRINGP (operation
) ?
13060 XSTRING (operation
)->data
: NULL
),
13061 XSTRING (document
)->data
,
13062 (STRINGP (parameters
) ?
13063 XSTRING (parameters
)->data
: NULL
),
13064 XSTRING (current_dir
)->data
,
13065 (INTEGERP (show_flag
) ?
13066 XINT (show_flag
) : SW_SHOWDEFAULT
))
13069 error ("ShellExecute failed: %s", w32_strerror (0));
13072 /* Lookup virtual keycode from string representing the name of a
13073 non-ascii keystroke into the corresponding virtual key, using
13074 lispy_function_keys. */
13076 lookup_vk_code (char *key
)
13080 for (i
= 0; i
< 256; i
++)
13081 if (lispy_function_keys
[i
] != 0
13082 && strcmp (lispy_function_keys
[i
], key
) == 0)
13088 /* Convert a one-element vector style key sequence to a hot key
13091 w32_parse_hot_key (key
)
13094 /* Copied from Fdefine_key and store_in_keymap. */
13095 register Lisp_Object c
;
13097 int lisp_modifiers
;
13099 struct gcpro gcpro1
;
13101 CHECK_VECTOR (key
, 0);
13103 if (XFASTINT (Flength (key
)) != 1)
13108 c
= Faref (key
, make_number (0));
13110 if (CONSP (c
) && lucid_event_type_list_p (c
))
13111 c
= Fevent_convert_list (c
);
13115 if (! INTEGERP (c
) && ! SYMBOLP (c
))
13116 error ("Key definition is invalid");
13118 /* Work out the base key and the modifiers. */
13121 c
= parse_modifiers (c
);
13122 lisp_modifiers
= Fcar (Fcdr (c
));
13126 vk_code
= lookup_vk_code (XSYMBOL (c
)->name
->data
);
13128 else if (INTEGERP (c
))
13130 lisp_modifiers
= XINT (c
) & ~CHARACTERBITS
;
13131 /* Many ascii characters are their own virtual key code. */
13132 vk_code
= XINT (c
) & CHARACTERBITS
;
13135 if (vk_code
< 0 || vk_code
> 255)
13138 if ((lisp_modifiers
& meta_modifier
) != 0
13139 && !NILP (Vw32_alt_is_meta
))
13140 lisp_modifiers
|= alt_modifier
;
13142 /* Supply defs missing from mingw32. */
13144 #define MOD_ALT 0x0001
13145 #define MOD_CONTROL 0x0002
13146 #define MOD_SHIFT 0x0004
13147 #define MOD_WIN 0x0008
13150 /* Convert lisp modifiers to Windows hot-key form. */
13151 w32_modifiers
= (lisp_modifiers
& hyper_modifier
) ? MOD_WIN
: 0;
13152 w32_modifiers
|= (lisp_modifiers
& alt_modifier
) ? MOD_ALT
: 0;
13153 w32_modifiers
|= (lisp_modifiers
& ctrl_modifier
) ? MOD_CONTROL
: 0;
13154 w32_modifiers
|= (lisp_modifiers
& shift_modifier
) ? MOD_SHIFT
: 0;
13156 return HOTKEY (vk_code
, w32_modifiers
);
13159 DEFUN ("w32-register-hot-key", Fw32_register_hot_key
, Sw32_register_hot_key
, 1, 1, 0,
13160 "Register KEY as a hot-key combination.\n\
13161 Certain key combinations like Alt-Tab are reserved for system use on\n\
13162 Windows, and therefore are normally intercepted by the system. However,\n\
13163 most of these key combinations can be received by registering them as\n\
13164 hot-keys, overriding their special meaning.\n\
13166 KEY must be a one element key definition in vector form that would be\n\
13167 acceptable to `define-key' (e.g. [A-tab] for Alt-Tab). The meta\n\
13168 modifier is interpreted as Alt if `w32-alt-is-meta' is t, and hyper\n\
13169 is always interpreted as the Windows modifier keys.\n\
13171 The return value is the hotkey-id if registered, otherwise nil.")
13175 key
= w32_parse_hot_key (key
);
13177 if (NILP (Fmemq (key
, w32_grabbed_keys
)))
13179 /* Reuse an empty slot if possible. */
13180 Lisp_Object item
= Fmemq (Qnil
, w32_grabbed_keys
);
13182 /* Safe to add new key to list, even if we have focus. */
13184 w32_grabbed_keys
= Fcons (key
, w32_grabbed_keys
);
13188 /* Notify input thread about new hot-key definition, so that it
13189 takes effect without needing to switch focus. */
13190 PostThreadMessage (dwWindowsThreadId
, WM_EMACS_REGISTER_HOT_KEY
,
13197 DEFUN ("w32-unregister-hot-key", Fw32_unregister_hot_key
, Sw32_unregister_hot_key
, 1, 1, 0,
13198 "Unregister HOTKEY as a hot-key combination.")
13204 if (!INTEGERP (key
))
13205 key
= w32_parse_hot_key (key
);
13207 item
= Fmemq (key
, w32_grabbed_keys
);
13211 /* Notify input thread about hot-key definition being removed, so
13212 that it takes effect without needing focus switch. */
13213 if (PostThreadMessage (dwWindowsThreadId
, WM_EMACS_UNREGISTER_HOT_KEY
,
13214 (WPARAM
) XINT (XCAR (item
)), (LPARAM
) item
))
13217 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
13224 DEFUN ("w32-registered-hot-keys", Fw32_registered_hot_keys
, Sw32_registered_hot_keys
, 0, 0, 0,
13225 "Return list of registered hot-key IDs.")
13228 return Fcopy_sequence (w32_grabbed_keys
);
13231 DEFUN ("w32-reconstruct-hot-key", Fw32_reconstruct_hot_key
, Sw32_reconstruct_hot_key
, 1, 1, 0,
13232 "Convert hot-key ID to a lisp key combination.")
13234 Lisp_Object hotkeyid
;
13236 int vk_code
, w32_modifiers
;
13239 CHECK_NUMBER (hotkeyid
, 0);
13241 vk_code
= HOTKEY_VK_CODE (hotkeyid
);
13242 w32_modifiers
= HOTKEY_MODIFIERS (hotkeyid
);
13244 if (lispy_function_keys
[vk_code
])
13245 key
= intern (lispy_function_keys
[vk_code
]);
13247 key
= make_number (vk_code
);
13249 key
= Fcons (key
, Qnil
);
13250 if (w32_modifiers
& MOD_SHIFT
)
13251 key
= Fcons (Qshift
, key
);
13252 if (w32_modifiers
& MOD_CONTROL
)
13253 key
= Fcons (Qctrl
, key
);
13254 if (w32_modifiers
& MOD_ALT
)
13255 key
= Fcons (NILP (Vw32_alt_is_meta
) ? Qalt
: Qmeta
, key
);
13256 if (w32_modifiers
& MOD_WIN
)
13257 key
= Fcons (Qhyper
, key
);
13262 DEFUN ("w32-toggle-lock-key", Fw32_toggle_lock_key
, Sw32_toggle_lock_key
, 1, 2, 0,
13263 "Toggle the state of the lock key KEY.\n\
13264 KEY can be `capslock', `kp-numlock', or `scroll'.\n\
13265 If the optional parameter NEW-STATE is a number, then the state of KEY\n\
13266 is set to off if the low bit of NEW-STATE is zero, otherwise on.")
13268 Lisp_Object key
, new_state
;
13272 if (EQ (key
, intern ("capslock")))
13273 vk_code
= VK_CAPITAL
;
13274 else if (EQ (key
, intern ("kp-numlock")))
13275 vk_code
= VK_NUMLOCK
;
13276 else if (EQ (key
, intern ("scroll")))
13277 vk_code
= VK_SCROLL
;
13281 if (!dwWindowsThreadId
)
13282 return make_number (w32_console_toggle_lock_key (vk_code
, new_state
));
13284 if (PostThreadMessage (dwWindowsThreadId
, WM_EMACS_TOGGLE_LOCK_KEY
,
13285 (WPARAM
) vk_code
, (LPARAM
) new_state
))
13288 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
13289 return make_number (msg
.wParam
);
13294 DEFUN ("file-system-info", Ffile_system_info
, Sfile_system_info
, 1, 1, 0,
13295 "Return storage information about the file system FILENAME is on.\n\
13296 Value is a list of floats (TOTAL FREE AVAIL), where TOTAL is the total\n\
13297 storage of the file system, FREE is the free storage, and AVAIL is the\n\
13298 storage available to a non-superuser. All 3 numbers are in bytes.\n\
13299 If the underlying system call fails, value is nil.")
13301 Lisp_Object filename
;
13303 Lisp_Object encoded
, value
;
13305 CHECK_STRING (filename
, 0);
13306 filename
= Fexpand_file_name (filename
, Qnil
);
13307 encoded
= ENCODE_FILE (filename
);
13311 /* Determining the required information on Windows turns out, sadly,
13312 to be more involved than one would hope. The original Win32 api
13313 call for this will return bogus information on some systems, but we
13314 must dynamically probe for the replacement api, since that was
13315 added rather late on. */
13317 HMODULE hKernel
= GetModuleHandle ("kernel32");
13318 BOOL (*pfn_GetDiskFreeSpaceEx
)
13319 (char *, PULARGE_INTEGER
, PULARGE_INTEGER
, PULARGE_INTEGER
)
13320 = (void *) GetProcAddress (hKernel
, "GetDiskFreeSpaceEx");
13322 /* On Windows, we may need to specify the root directory of the
13323 volume holding FILENAME. */
13324 char rootname
[MAX_PATH
];
13325 char *name
= XSTRING (encoded
)->data
;
13327 /* find the root name of the volume if given */
13328 if (isalpha (name
[0]) && name
[1] == ':')
13330 rootname
[0] = name
[0];
13331 rootname
[1] = name
[1];
13332 rootname
[2] = '\\';
13335 else if (IS_DIRECTORY_SEP (name
[0]) && IS_DIRECTORY_SEP (name
[1]))
13337 char *str
= rootname
;
13341 if (IS_DIRECTORY_SEP (*name
) && --slashes
== 0)
13351 if (pfn_GetDiskFreeSpaceEx
)
13353 LARGE_INTEGER availbytes
;
13354 LARGE_INTEGER freebytes
;
13355 LARGE_INTEGER totalbytes
;
13357 if (pfn_GetDiskFreeSpaceEx(rootname
,
13361 value
= list3 (make_float ((double) totalbytes
.QuadPart
),
13362 make_float ((double) freebytes
.QuadPart
),
13363 make_float ((double) availbytes
.QuadPart
));
13367 DWORD sectors_per_cluster
;
13368 DWORD bytes_per_sector
;
13369 DWORD free_clusters
;
13370 DWORD total_clusters
;
13372 if (GetDiskFreeSpace(rootname
,
13373 §ors_per_cluster
,
13377 value
= list3 (make_float ((double) total_clusters
13378 * sectors_per_cluster
* bytes_per_sector
),
13379 make_float ((double) free_clusters
13380 * sectors_per_cluster
* bytes_per_sector
),
13381 make_float ((double) free_clusters
13382 * sectors_per_cluster
* bytes_per_sector
));
13391 /* This is zero if not using MS-Windows. */
13394 /* The section below is built by the lisp expression at the top of the file,
13395 just above where these variables are declared. */
13396 /*&&& init symbols here &&&*/
13397 Qauto_raise
= intern ("auto-raise");
13398 staticpro (&Qauto_raise
);
13399 Qauto_lower
= intern ("auto-lower");
13400 staticpro (&Qauto_lower
);
13401 Qbar
= intern ("bar");
13403 Qborder_color
= intern ("border-color");
13404 staticpro (&Qborder_color
);
13405 Qborder_width
= intern ("border-width");
13406 staticpro (&Qborder_width
);
13407 Qbox
= intern ("box");
13409 Qcursor_color
= intern ("cursor-color");
13410 staticpro (&Qcursor_color
);
13411 Qcursor_type
= intern ("cursor-type");
13412 staticpro (&Qcursor_type
);
13413 Qgeometry
= intern ("geometry");
13414 staticpro (&Qgeometry
);
13415 Qicon_left
= intern ("icon-left");
13416 staticpro (&Qicon_left
);
13417 Qicon_top
= intern ("icon-top");
13418 staticpro (&Qicon_top
);
13419 Qicon_type
= intern ("icon-type");
13420 staticpro (&Qicon_type
);
13421 Qicon_name
= intern ("icon-name");
13422 staticpro (&Qicon_name
);
13423 Qinternal_border_width
= intern ("internal-border-width");
13424 staticpro (&Qinternal_border_width
);
13425 Qleft
= intern ("left");
13426 staticpro (&Qleft
);
13427 Qright
= intern ("right");
13428 staticpro (&Qright
);
13429 Qmouse_color
= intern ("mouse-color");
13430 staticpro (&Qmouse_color
);
13431 Qnone
= intern ("none");
13432 staticpro (&Qnone
);
13433 Qparent_id
= intern ("parent-id");
13434 staticpro (&Qparent_id
);
13435 Qscroll_bar_width
= intern ("scroll-bar-width");
13436 staticpro (&Qscroll_bar_width
);
13437 Qsuppress_icon
= intern ("suppress-icon");
13438 staticpro (&Qsuppress_icon
);
13439 Qundefined_color
= intern ("undefined-color");
13440 staticpro (&Qundefined_color
);
13441 Qvertical_scroll_bars
= intern ("vertical-scroll-bars");
13442 staticpro (&Qvertical_scroll_bars
);
13443 Qvisibility
= intern ("visibility");
13444 staticpro (&Qvisibility
);
13445 Qwindow_id
= intern ("window-id");
13446 staticpro (&Qwindow_id
);
13447 Qx_frame_parameter
= intern ("x-frame-parameter");
13448 staticpro (&Qx_frame_parameter
);
13449 Qx_resource_name
= intern ("x-resource-name");
13450 staticpro (&Qx_resource_name
);
13451 Quser_position
= intern ("user-position");
13452 staticpro (&Quser_position
);
13453 Quser_size
= intern ("user-size");
13454 staticpro (&Quser_size
);
13455 Qscreen_gamma
= intern ("screen-gamma");
13456 staticpro (&Qscreen_gamma
);
13457 Qline_spacing
= intern ("line-spacing");
13458 staticpro (&Qline_spacing
);
13459 Qcenter
= intern ("center");
13460 staticpro (&Qcenter
);
13461 Qcancel_timer
= intern ("cancel-timer");
13462 staticpro (&Qcancel_timer
);
13463 /* This is the end of symbol initialization. */
13465 Qhyper
= intern ("hyper");
13466 staticpro (&Qhyper
);
13467 Qsuper
= intern ("super");
13468 staticpro (&Qsuper
);
13469 Qmeta
= intern ("meta");
13470 staticpro (&Qmeta
);
13471 Qalt
= intern ("alt");
13473 Qctrl
= intern ("ctrl");
13474 staticpro (&Qctrl
);
13475 Qcontrol
= intern ("control");
13476 staticpro (&Qcontrol
);
13477 Qshift
= intern ("shift");
13478 staticpro (&Qshift
);
13480 /* Text property `display' should be nonsticky by default. */
13481 Vtext_property_default_nonsticky
13482 = Fcons (Fcons (Qdisplay
, Qt
), Vtext_property_default_nonsticky
);
13485 Qlaplace
= intern ("laplace");
13486 staticpro (&Qlaplace
);
13488 Qface_set_after_frame_default
= intern ("face-set-after-frame-default");
13489 staticpro (&Qface_set_after_frame_default
);
13491 Fput (Qundefined_color
, Qerror_conditions
,
13492 Fcons (Qundefined_color
, Fcons (Qerror
, Qnil
)));
13493 Fput (Qundefined_color
, Qerror_message
,
13494 build_string ("Undefined color"));
13496 staticpro (&w32_grabbed_keys
);
13497 w32_grabbed_keys
= Qnil
;
13499 DEFVAR_LISP ("w32-color-map", &Vw32_color_map
,
13500 "An array of color name mappings for windows.");
13501 Vw32_color_map
= Qnil
;
13503 DEFVAR_LISP ("w32-pass-alt-to-system", &Vw32_pass_alt_to_system
,
13504 "Non-nil if alt key presses are passed on to Windows.\n\
13505 When non-nil, for example, alt pressed and released and then space will\n\
13506 open the System menu. When nil, Emacs silently swallows alt key events.");
13507 Vw32_pass_alt_to_system
= Qnil
;
13509 DEFVAR_LISP ("w32-alt-is-meta", &Vw32_alt_is_meta
,
13510 "Non-nil if the alt key is to be considered the same as the meta key.\n\
13511 When nil, Emacs will translate the alt key to the Alt modifier, and not Meta.");
13512 Vw32_alt_is_meta
= Qt
;
13514 DEFVAR_INT ("w32-quit-key", &Vw32_quit_key
,
13515 "If non-zero, the virtual key code for an alternative quit key.");
13516 XSETINT (Vw32_quit_key
, 0);
13518 DEFVAR_LISP ("w32-pass-lwindow-to-system",
13519 &Vw32_pass_lwindow_to_system
,
13520 "Non-nil if the left \"Windows\" key is passed on to Windows.\n\
13521 When non-nil, the Start menu is opened by tapping the key.");
13522 Vw32_pass_lwindow_to_system
= Qt
;
13524 DEFVAR_LISP ("w32-pass-rwindow-to-system",
13525 &Vw32_pass_rwindow_to_system
,
13526 "Non-nil if the right \"Windows\" key is passed on to Windows.\n\
13527 When non-nil, the Start menu is opened by tapping the key.");
13528 Vw32_pass_rwindow_to_system
= Qt
;
13530 DEFVAR_INT ("w32-phantom-key-code",
13531 &Vw32_phantom_key_code
,
13532 "Virtual key code used to generate \"phantom\" key presses.\n\
13533 Value is a number between 0 and 255.\n\
13535 Phantom key presses are generated in order to stop the system from\n\
13536 acting on \"Windows\" key events when `w32-pass-lwindow-to-system' or\n\
13537 `w32-pass-rwindow-to-system' is nil.");
13538 /* Although 255 is technically not a valid key code, it works and
13539 means that this hack won't interfere with any real key code. */
13540 Vw32_phantom_key_code
= 255;
13542 DEFVAR_LISP ("w32-enable-num-lock",
13543 &Vw32_enable_num_lock
,
13544 "Non-nil if Num Lock should act normally.\n\
13545 Set to nil to see Num Lock as the key `kp-numlock'.");
13546 Vw32_enable_num_lock
= Qt
;
13548 DEFVAR_LISP ("w32-enable-caps-lock",
13549 &Vw32_enable_caps_lock
,
13550 "Non-nil if Caps Lock should act normally.\n\
13551 Set to nil to see Caps Lock as the key `capslock'.");
13552 Vw32_enable_caps_lock
= Qt
;
13554 DEFVAR_LISP ("w32-scroll-lock-modifier",
13555 &Vw32_scroll_lock_modifier
,
13556 "Modifier to use for the Scroll Lock on state.\n\
13557 The value can be hyper, super, meta, alt, control or shift for the\n\
13558 respective modifier, or nil to see Scroll Lock as the key `scroll'.\n\
13559 Any other value will cause the key to be ignored.");
13560 Vw32_scroll_lock_modifier
= Qt
;
13562 DEFVAR_LISP ("w32-lwindow-modifier",
13563 &Vw32_lwindow_modifier
,
13564 "Modifier to use for the left \"Windows\" key.\n\
13565 The value can be hyper, super, meta, alt, control or shift for the\n\
13566 respective modifier, or nil to appear as the key `lwindow'.\n\
13567 Any other value will cause the key to be ignored.");
13568 Vw32_lwindow_modifier
= Qnil
;
13570 DEFVAR_LISP ("w32-rwindow-modifier",
13571 &Vw32_rwindow_modifier
,
13572 "Modifier to use for the right \"Windows\" key.\n\
13573 The value can be hyper, super, meta, alt, control or shift for the\n\
13574 respective modifier, or nil to appear as the key `rwindow'.\n\
13575 Any other value will cause the key to be ignored.");
13576 Vw32_rwindow_modifier
= Qnil
;
13578 DEFVAR_LISP ("w32-apps-modifier",
13579 &Vw32_apps_modifier
,
13580 "Modifier to use for the \"Apps\" key.\n\
13581 The value can be hyper, super, meta, alt, control or shift for the\n\
13582 respective modifier, or nil to appear as the key `apps'.\n\
13583 Any other value will cause the key to be ignored.");
13584 Vw32_apps_modifier
= Qnil
;
13586 DEFVAR_LISP ("w32-enable-synthesized-fonts", &Vw32_enable_synthesized_fonts
,
13587 "Non-nil enables selection of artificially italicized and bold fonts.");
13588 Vw32_enable_synthesized_fonts
= Qnil
;
13590 DEFVAR_LISP ("w32-enable-palette", &Vw32_enable_palette
,
13591 "Non-nil enables Windows palette management to map colors exactly.");
13592 Vw32_enable_palette
= Qt
;
13594 DEFVAR_INT ("w32-mouse-button-tolerance",
13595 &Vw32_mouse_button_tolerance
,
13596 "Analogue of double click interval for faking middle mouse events.\n\
13597 The value is the minimum time in milliseconds that must elapse between\n\
13598 left/right button down events before they are considered distinct events.\n\
13599 If both mouse buttons are depressed within this interval, a middle mouse\n\
13600 button down event is generated instead.");
13601 XSETINT (Vw32_mouse_button_tolerance
, GetDoubleClickTime () / 2);
13603 DEFVAR_INT ("w32-mouse-move-interval",
13604 &Vw32_mouse_move_interval
,
13605 "Minimum interval between mouse move events.\n\
13606 The value is the minimum time in milliseconds that must elapse between\n\
13607 successive mouse move (or scroll bar drag) events before they are\n\
13608 reported as lisp events.");
13609 XSETINT (Vw32_mouse_move_interval
, 0);
13611 init_x_parm_symbols ();
13613 DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path
,
13614 "List of directories to search for bitmap files for w32.");
13615 Vx_bitmap_file_path
= decode_env_path ((char *) 0, "PATH");
13617 DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape
,
13618 "The shape of the pointer when over text.\n\
13619 Changing the value does not affect existing frames\n\
13620 unless you set the mouse color.");
13621 Vx_pointer_shape
= Qnil
;
13623 DEFVAR_LISP ("x-resource-name", &Vx_resource_name
,
13624 "The name Emacs uses to look up resources; for internal use only.\n\
13625 `x-get-resource' uses this as the first component of the instance name\n\
13626 when requesting resource values.\n\
13627 Emacs initially sets `x-resource-name' to the name under which Emacs\n\
13628 was invoked, or to the value specified with the `-name' or `-rn'\n\
13629 switches, if present.");
13630 Vx_resource_name
= Qnil
;
13632 Vx_nontext_pointer_shape
= Qnil
;
13634 Vx_mode_pointer_shape
= Qnil
;
13636 DEFVAR_LISP ("x-busy-pointer-shape", &Vx_busy_pointer_shape
,
13637 "The shape of the pointer when Emacs is busy.\n\
13638 This variable takes effect when you create a new frame\n\
13639 or when you set the mouse color.");
13640 Vx_busy_pointer_shape
= Qnil
;
13642 DEFVAR_BOOL ("display-busy-cursor", &display_busy_cursor_p
,
13643 "Non-zero means Emacs displays a busy cursor on window systems.");
13644 display_busy_cursor_p
= 1;
13646 DEFVAR_LISP ("busy-cursor-delay", &Vbusy_cursor_delay
,
13647 "*Seconds to wait before displaying a busy-cursor.\n\
13648 Value must be an integer or float.");
13649 Vbusy_cursor_delay
= make_number (DEFAULT_BUSY_CURSOR_DELAY
);
13651 DEFVAR_LISP ("x-sensitive-text-pointer-shape",
13652 &Vx_sensitive_text_pointer_shape
,
13653 "The shape of the pointer when over mouse-sensitive text.\n\
13654 This variable takes effect when you create a new frame\n\
13655 or when you set the mouse color.");
13656 Vx_sensitive_text_pointer_shape
= Qnil
;
13658 DEFVAR_LISP ("x-window-horizontal-drag-cursor",
13659 &Vx_window_horizontal_drag_shape
,
13660 "Pointer shape to use for indicating a window can be dragged horizontally.\n\
13661 This variable takes effect when you create a new frame\n\
13662 or when you set the mouse color.");
13663 Vx_window_horizontal_drag_shape
= Qnil
;
13665 DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel
,
13666 "A string indicating the foreground color of the cursor box.");
13667 Vx_cursor_fore_pixel
= Qnil
;
13669 DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager
,
13670 "Non-nil if no window manager is in use.\n\
13671 Emacs doesn't try to figure this out; this is always nil\n\
13672 unless you set it to something else.");
13673 /* We don't have any way to find this out, so set it to nil
13674 and maybe the user would like to set it to t. */
13675 Vx_no_window_manager
= Qnil
;
13677 DEFVAR_LISP ("x-pixel-size-width-font-regexp",
13678 &Vx_pixel_size_width_font_regexp
,
13679 "Regexp matching a font name whose width is the same as `PIXEL_SIZE'.\n\
13681 Since Emacs gets width of a font matching with this regexp from\n\
13682 PIXEL_SIZE field of the name, font finding mechanism gets faster for\n\
13683 such a font. This is especially effective for such large fonts as\n\
13684 Chinese, Japanese, and Korean.");
13685 Vx_pixel_size_width_font_regexp
= Qnil
;
13687 DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay
,
13688 "Time after which cached images are removed from the cache.\n\
13689 When an image has not been displayed this many seconds, remove it\n\
13690 from the image cache. Value must be an integer or nil with nil\n\
13691 meaning don't clear the cache.");
13692 Vimage_cache_eviction_delay
= make_number (30 * 60);
13694 DEFVAR_LISP ("w32-bdf-filename-alist",
13695 &Vw32_bdf_filename_alist
,
13696 "List of bdf fonts and their corresponding filenames.");
13697 Vw32_bdf_filename_alist
= Qnil
;
13699 DEFVAR_BOOL ("w32-strict-fontnames",
13700 &w32_strict_fontnames
,
13701 "Non-nil means only use fonts that are exact matches for those requested.\n\
13702 Default is nil, which allows old fontnames that are not XLFD compliant,\n\
13703 and allows third-party CJK display to work by specifying false charset\n\
13704 fields to trick Emacs into translating to Big5, SJIS etc.\n\
13705 Setting this to t will prevent wrong fonts being selected when\n\
13706 fontsets are automatically created.");
13707 w32_strict_fontnames
= 0;
13709 DEFVAR_BOOL ("w32-strict-painting",
13710 &w32_strict_painting
,
13711 "Non-nil means use strict rules for repainting frames.\n\
13712 Set this to nil to get the old behaviour for repainting; this should\n\
13713 only be necessary if the default setting causes problems.");
13714 w32_strict_painting
= 1;
13716 DEFVAR_LISP ("w32-system-coding-system",
13717 &Vw32_system_coding_system
,
13718 "Coding system used by Windows system functions, such as for font names.");
13719 Vw32_system_coding_system
= Qnil
;
13721 DEFVAR_LISP ("w32-charset-info-alist",
13722 &Vw32_charset_info_alist
,
13723 "Alist linking Emacs character sets to Windows fonts\n\
13724 and codepages. Each entry should be of the form:\n\
13726 (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE))\n\
13728 where CHARSET_NAME is a string used in font names to identify the charset,\n\
13729 WINDOWS_CHARSET is a symbol that can be one of:\n\
13730 w32-charset-ansi, w32-charset-default, w32-charset-symbol,\n\
13731 w32-charset-shiftjis, w32-charset-hangeul, w32-charset-gb2312,\n\
13732 w32-charset-chinesebig5, "
13733 #ifdef JOHAB_CHARSET
13734 "w32-charset-johab, w32-charset-hebrew,\n\
13735 w32-charset-arabic, w32-charset-greek, w32-charset-turkish,\n\
13736 w32-charset-vietnamese, w32-charset-thai, w32-charset-easteurope,\n\
13737 w32-charset-russian, w32-charset-mac, w32-charset-baltic,\n"
13739 #ifdef UNICODE_CHARSET
13740 "w32-charset-unicode, "
13742 "or w32-charset-oem.\n\
13743 CODEPAGE should be an integer specifying the codepage that should be used\n\
13744 to display the character set, t to do no translation and output as Unicode,\n\
13745 or nil to do no translation and output as 8 bit (or multibyte on far-east\n\
13746 versions of Windows) characters.");
13747 Vw32_charset_info_alist
= Qnil
;
13749 staticpro (&Qw32_charset_ansi
);
13750 Qw32_charset_ansi
= intern ("w32-charset-ansi");
13751 staticpro (&Qw32_charset_symbol
);
13752 Qw32_charset_symbol
= intern ("w32-charset-symbol");
13753 staticpro (&Qw32_charset_shiftjis
);
13754 Qw32_charset_shiftjis
= intern ("w32-charset-shiftjis");
13755 staticpro (&Qw32_charset_hangeul
);
13756 Qw32_charset_hangeul
= intern ("w32-charset-hangeul");
13757 staticpro (&Qw32_charset_chinesebig5
);
13758 Qw32_charset_chinesebig5
= intern ("w32-charset-chinesebig5");
13759 staticpro (&Qw32_charset_gb2312
);
13760 Qw32_charset_gb2312
= intern ("w32-charset-gb2312");
13761 staticpro (&Qw32_charset_oem
);
13762 Qw32_charset_oem
= intern ("w32-charset-oem");
13764 #ifdef JOHAB_CHARSET
13766 static int w32_extra_charsets_defined
= 1;
13767 DEFVAR_BOOL ("w32-extra-charsets-defined", &w32_extra_charsets_defined
, "");
13769 staticpro (&Qw32_charset_johab
);
13770 Qw32_charset_johab
= intern ("w32-charset-johab");
13771 staticpro (&Qw32_charset_easteurope
);
13772 Qw32_charset_easteurope
= intern ("w32-charset-easteurope");
13773 staticpro (&Qw32_charset_turkish
);
13774 Qw32_charset_turkish
= intern ("w32-charset-turkish");
13775 staticpro (&Qw32_charset_baltic
);
13776 Qw32_charset_baltic
= intern ("w32-charset-baltic");
13777 staticpro (&Qw32_charset_russian
);
13778 Qw32_charset_russian
= intern ("w32-charset-russian");
13779 staticpro (&Qw32_charset_arabic
);
13780 Qw32_charset_arabic
= intern ("w32-charset-arabic");
13781 staticpro (&Qw32_charset_greek
);
13782 Qw32_charset_greek
= intern ("w32-charset-greek");
13783 staticpro (&Qw32_charset_hebrew
);
13784 Qw32_charset_hebrew
= intern ("w32-charset-hebrew");
13785 staticpro (&Qw32_charset_vietnamese
);
13786 Qw32_charset_vietnamese
= intern ("w32-charset-vietnamese");
13787 staticpro (&Qw32_charset_thai
);
13788 Qw32_charset_thai
= intern ("w32-charset-thai");
13789 staticpro (&Qw32_charset_mac
);
13790 Qw32_charset_mac
= intern ("w32-charset-mac");
13794 #ifdef UNICODE_CHARSET
13796 static int w32_unicode_charset_defined
= 1;
13797 DEFVAR_BOOL ("w32-unicode-charset-defined",
13798 &w32_unicode_charset_defined
, "");
13800 staticpro (&Qw32_charset_unicode
);
13801 Qw32_charset_unicode
= intern ("w32-charset-unicode");
13804 defsubr (&Sx_get_resource
);
13805 #if 0 /* TODO: Port to W32 */
13806 defsubr (&Sx_change_window_property
);
13807 defsubr (&Sx_delete_window_property
);
13808 defsubr (&Sx_window_property
);
13810 defsubr (&Sxw_display_color_p
);
13811 defsubr (&Sx_display_grayscale_p
);
13812 defsubr (&Sxw_color_defined_p
);
13813 defsubr (&Sxw_color_values
);
13814 defsubr (&Sx_server_max_request_size
);
13815 defsubr (&Sx_server_vendor
);
13816 defsubr (&Sx_server_version
);
13817 defsubr (&Sx_display_pixel_width
);
13818 defsubr (&Sx_display_pixel_height
);
13819 defsubr (&Sx_display_mm_width
);
13820 defsubr (&Sx_display_mm_height
);
13821 defsubr (&Sx_display_screens
);
13822 defsubr (&Sx_display_planes
);
13823 defsubr (&Sx_display_color_cells
);
13824 defsubr (&Sx_display_visual_class
);
13825 defsubr (&Sx_display_backing_store
);
13826 defsubr (&Sx_display_save_under
);
13827 defsubr (&Sx_parse_geometry
);
13828 defsubr (&Sx_create_frame
);
13829 defsubr (&Sx_open_connection
);
13830 defsubr (&Sx_close_connection
);
13831 defsubr (&Sx_display_list
);
13832 defsubr (&Sx_synchronize
);
13834 /* W32 specific functions */
13836 defsubr (&Sw32_focus_frame
);
13837 defsubr (&Sw32_select_font
);
13838 defsubr (&Sw32_define_rgb_color
);
13839 defsubr (&Sw32_default_color_map
);
13840 defsubr (&Sw32_load_color_file
);
13841 defsubr (&Sw32_send_sys_command
);
13842 defsubr (&Sw32_shell_execute
);
13843 defsubr (&Sw32_register_hot_key
);
13844 defsubr (&Sw32_unregister_hot_key
);
13845 defsubr (&Sw32_registered_hot_keys
);
13846 defsubr (&Sw32_reconstruct_hot_key
);
13847 defsubr (&Sw32_toggle_lock_key
);
13848 defsubr (&Sw32_find_bdf_fonts
);
13850 defsubr (&Sfile_system_info
);
13852 /* Setting callback functions for fontset handler. */
13853 get_font_info_func
= w32_get_font_info
;
13855 #if 0 /* This function pointer doesn't seem to be used anywhere.
13856 And the pointer assigned has the wrong type, anyway. */
13857 list_fonts_func
= w32_list_fonts
;
13860 load_font_func
= w32_load_font
;
13861 find_ccl_program_func
= w32_find_ccl_program
;
13862 query_font_func
= w32_query_font
;
13863 set_frame_fontset_func
= x_set_font
;
13864 check_window_system_func
= check_w32
;
13866 #if 0 /* TODO Image support for W32 */
13868 Qxbm
= intern ("xbm");
13870 QCtype
= intern (":type");
13871 staticpro (&QCtype
);
13872 QCconversion
= intern (":conversion");
13873 staticpro (&QCconversion
);
13874 QCheuristic_mask
= intern (":heuristic-mask");
13875 staticpro (&QCheuristic_mask
);
13876 QCcolor_symbols
= intern (":color-symbols");
13877 staticpro (&QCcolor_symbols
);
13878 QCascent
= intern (":ascent");
13879 staticpro (&QCascent
);
13880 QCmargin
= intern (":margin");
13881 staticpro (&QCmargin
);
13882 QCrelief
= intern (":relief");
13883 staticpro (&QCrelief
);
13884 Qpostscript
= intern ("postscript");
13885 staticpro (&Qpostscript
);
13886 QCloader
= intern (":loader");
13887 staticpro (&QCloader
);
13888 QCbounding_box
= intern (":bounding-box");
13889 staticpro (&QCbounding_box
);
13890 QCpt_width
= intern (":pt-width");
13891 staticpro (&QCpt_width
);
13892 QCpt_height
= intern (":pt-height");
13893 staticpro (&QCpt_height
);
13894 QCindex
= intern (":index");
13895 staticpro (&QCindex
);
13896 Qpbm
= intern ("pbm");
13900 Qxpm
= intern ("xpm");
13905 Qjpeg
= intern ("jpeg");
13906 staticpro (&Qjpeg
);
13910 Qtiff
= intern ("tiff");
13911 staticpro (&Qtiff
);
13915 Qgif
= intern ("gif");
13920 Qpng
= intern ("png");
13924 defsubr (&Sclear_image_cache
);
13927 defsubr (&Simagep
);
13928 defsubr (&Slookup_image
);
13932 busy_cursor_atimer
= NULL
;
13933 busy_cursor_shown_p
= 0;
13934 #ifdef TODO /* Tooltip support not complete. */
13935 defsubr (&Sx_show_tip
);
13936 defsubr (&Sx_hide_tip
);
13939 staticpro (&tip_timer
);
13941 staticpro (&tip_frame
);
13943 defsubr (&Sx_file_dialog
);
13950 image_types
= NULL
;
13951 Vimage_types
= Qnil
;
13953 #if 0 /* TODO : Image support for W32 */
13954 define_image_type (&xbm_type
);
13955 define_image_type (&gs_type
);
13956 define_image_type (&pbm_type
);
13959 define_image_type (&xpm_type
);
13963 define_image_type (&jpeg_type
);
13967 define_image_type (&tiff_type
);
13971 define_image_type (&gif_type
);
13975 define_image_type (&png_type
);
13986 button
= MessageBox (NULL
,
13987 "A fatal error has occurred!\n\n"
13988 "Select Abort to exit, Retry to debug, Ignore to continue",
13989 "Emacs Abort Dialog",
13990 MB_ICONEXCLAMATION
| MB_TASKMODAL
13991 | MB_SETFOREGROUND
| MB_ABORTRETRYIGNORE
);
14006 /* For convenience when debugging. */
14010 return GetLastError ();