1 /* Graphical user interface functions for the Microsoft W32 API.
2 Copyright (C) 1989, 92, 93, 94, 95, 1996, 1997, 1998, 1999, 2000, 2001
3 Free Software Foundation, Inc.
5 This file is part of GNU Emacs.
7 GNU Emacs is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2, or (at your option)
12 GNU Emacs is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GNU Emacs; see the file COPYING. If not, write to
19 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
20 Boston, MA 02111-1307, USA. */
22 /* Added by Kevin Gallo */
33 #include "dispextern.h"
40 #include "intervals.h"
41 #include "blockinput.h"
44 #include "termhooks.h"
49 #include "bitmaps/gray.xbm"
55 #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 hourglass pointer. */
151 int display_hourglass_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_hourglass_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
->hourglass_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_hourglass_pointer_shape
))
2036 CHECK_NUMBER (Vx_hourglass_pointer_shape
, 0);
2037 hourglass_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
),
2038 XINT (Vx_hourglass_pointer_shape
));
2041 hourglass_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
), hourglass_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 (hourglass_cursor
!= f
->output_data
.w32
->hourglass_cursor
2118 && f
->output_data
.w32
->hourglass_cursor
!= 0)
2119 XFreeCursor (FRAME_W32_DISPLAY (f
), f
->output_data
.w32
->hourglass_cursor
);
2120 f
->output_data
.w32
->hourglass_cursor
= hourglass_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
++;
4848 /* Hack to allow resizing the Emacs frame above the screen size.
4849 Note that Windows 9x limits coordinates to 16-bits. */
4850 ((LPMINMAXINFO
) lParam
)->ptMaxTrackSize
.x
= 32767;
4851 ((LPMINMAXINFO
) lParam
)->ptMaxTrackSize
.y
= 32767;
4854 case WM_EMACS_CREATESCROLLBAR
:
4855 return (LRESULT
) w32_createscrollbar ((struct frame
*) wParam
,
4856 (struct scroll_bar
*) lParam
);
4858 case WM_EMACS_SHOWWINDOW
:
4859 return ShowWindow ((HWND
) wParam
, (WPARAM
) lParam
);
4861 case WM_EMACS_SETFOREGROUND
:
4863 HWND foreground_window
;
4864 DWORD foreground_thread
, retval
;
4866 /* On NT 5.0, and apparently Windows 98, it is necessary to
4867 attach to the thread that currently has focus in order to
4868 pull the focus away from it. */
4869 foreground_window
= GetForegroundWindow ();
4870 foreground_thread
= GetWindowThreadProcessId (foreground_window
, NULL
);
4871 if (!foreground_window
4872 || foreground_thread
== GetCurrentThreadId ()
4873 || !AttachThreadInput (GetCurrentThreadId (),
4874 foreground_thread
, TRUE
))
4875 foreground_thread
= 0;
4877 retval
= SetForegroundWindow ((HWND
) wParam
);
4879 /* Detach from the previous foreground thread. */
4880 if (foreground_thread
)
4881 AttachThreadInput (GetCurrentThreadId (),
4882 foreground_thread
, FALSE
);
4887 case WM_EMACS_SETWINDOWPOS
:
4889 WINDOWPOS
* pos
= (WINDOWPOS
*) wParam
;
4890 return SetWindowPos (hwnd
, pos
->hwndInsertAfter
,
4891 pos
->x
, pos
->y
, pos
->cx
, pos
->cy
, pos
->flags
);
4894 case WM_EMACS_DESTROYWINDOW
:
4895 DragAcceptFiles ((HWND
) wParam
, FALSE
);
4896 return DestroyWindow ((HWND
) wParam
);
4898 case WM_EMACS_TRACKPOPUPMENU
:
4903 pos
= (POINT
*)lParam
;
4904 flags
= TPM_CENTERALIGN
;
4905 if (button_state
& LMOUSE
)
4906 flags
|= TPM_LEFTBUTTON
;
4907 else if (button_state
& RMOUSE
)
4908 flags
|= TPM_RIGHTBUTTON
;
4910 /* Remember we did a SetCapture on the initial mouse down event,
4911 so for safety, we make sure the capture is cancelled now. */
4915 /* Use menubar_active to indicate that WM_INITMENU is from
4916 TrackPopupMenu below, and should be ignored. */
4917 f
= x_window_to_frame (dpyinfo
, hwnd
);
4919 f
->output_data
.w32
->menubar_active
= 1;
4921 if (TrackPopupMenu ((HMENU
)wParam
, flags
, pos
->x
, pos
->y
,
4925 /* Eat any mouse messages during popupmenu */
4926 while (PeekMessage (&amsg
, hwnd
, WM_MOUSEFIRST
, WM_MOUSELAST
,
4928 /* Get the menu selection, if any */
4929 if (PeekMessage (&amsg
, hwnd
, WM_COMMAND
, WM_COMMAND
, PM_REMOVE
))
4931 retval
= LOWORD (amsg
.wParam
);
4947 /* Check for messages registered at runtime. */
4948 if (msg
== msh_mousewheel
)
4950 wmsg
.dwModifiers
= w32_get_modifiers ();
4951 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4956 return DefWindowProc (hwnd
, msg
, wParam
, lParam
);
4960 /* The most common default return code for handled messages is 0. */
4965 my_create_window (f
)
4970 if (!PostThreadMessage (dwWindowsThreadId
, WM_EMACS_CREATEWINDOW
, (WPARAM
)f
, 0))
4972 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
4975 /* Create and set up the w32 window for frame F. */
4978 w32_window (f
, window_prompting
, minibuffer_only
)
4980 long window_prompting
;
4981 int minibuffer_only
;
4985 /* Use the resource name as the top-level window name
4986 for looking up resources. Make a non-Lisp copy
4987 for the window manager, so GC relocation won't bother it.
4989 Elsewhere we specify the window name for the window manager. */
4992 char *str
= (char *) XSTRING (Vx_resource_name
)->data
;
4993 f
->namebuf
= (char *) xmalloc (strlen (str
) + 1);
4994 strcpy (f
->namebuf
, str
);
4997 my_create_window (f
);
4999 validate_x_resource_name ();
5001 /* x_set_name normally ignores requests to set the name if the
5002 requested name is the same as the current name. This is the one
5003 place where that assumption isn't correct; f->name is set, but
5004 the server hasn't been told. */
5007 int explicit = f
->explicit_name
;
5009 f
->explicit_name
= 0;
5012 x_set_name (f
, name
, explicit);
5017 if (!minibuffer_only
&& FRAME_EXTERNAL_MENU_BAR (f
))
5018 initialize_frame_menubar (f
);
5020 if (FRAME_W32_WINDOW (f
) == 0)
5021 error ("Unable to create window");
5024 /* Handle the icon stuff for this window. Perhaps later we might
5025 want an x_set_icon_position which can be called interactively as
5033 Lisp_Object icon_x
, icon_y
;
5035 /* Set the position of the icon. Note that Windows 95 groups all
5036 icons in the tray. */
5037 icon_x
= w32_get_arg (parms
, Qicon_left
, 0, 0, RES_TYPE_NUMBER
);
5038 icon_y
= w32_get_arg (parms
, Qicon_top
, 0, 0, RES_TYPE_NUMBER
);
5039 if (!EQ (icon_x
, Qunbound
) && !EQ (icon_y
, Qunbound
))
5041 CHECK_NUMBER (icon_x
, 0);
5042 CHECK_NUMBER (icon_y
, 0);
5044 else if (!EQ (icon_x
, Qunbound
) || !EQ (icon_y
, Qunbound
))
5045 error ("Both left and top icon corners of icon must be specified");
5049 if (! EQ (icon_x
, Qunbound
))
5050 x_wm_set_icon_position (f
, XINT (icon_x
), XINT (icon_y
));
5053 /* Start up iconic or window? */
5054 x_wm_set_window_state
5055 (f
, (EQ (w32_get_arg (parms
, Qvisibility
, 0, 0, RES_TYPE_SYMBOL
), Qicon
)
5059 x_text_icon (f
, (char *) XSTRING ((!NILP (f
->icon_name
)
5072 XGCValues gc_values
;
5076 /* Create the GC's of this frame.
5077 Note that many default values are used. */
5080 gc_values
.font
= f
->output_data
.w32
->font
;
5082 /* Cursor has cursor-color background, background-color foreground. */
5083 gc_values
.foreground
= FRAME_BACKGROUND_PIXEL (f
);
5084 gc_values
.background
= f
->output_data
.w32
->cursor_pixel
;
5085 f
->output_data
.w32
->cursor_gc
5086 = XCreateGC (NULL
, FRAME_W32_WINDOW (f
),
5087 (GCFont
| GCForeground
| GCBackground
),
5091 f
->output_data
.w32
->white_relief
.gc
= 0;
5092 f
->output_data
.w32
->black_relief
.gc
= 0;
5098 /* Handler for signals raised during x_create_frame and
5099 x_create_top_frame. FRAME is the frame which is partially
5103 unwind_create_frame (frame
)
5106 struct frame
*f
= XFRAME (frame
);
5108 /* If frame is ``official'', nothing to do. */
5109 if (!CONSP (Vframe_list
) || !EQ (XCAR (Vframe_list
), frame
))
5112 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
5115 x_free_frame_resources (f
);
5117 /* Check that reference counts are indeed correct. */
5118 xassert (dpyinfo
->reference_count
== dpyinfo_refcount
);
5119 xassert (dpyinfo
->image_cache
->refcount
== image_cache_refcount
);
5128 DEFUN ("x-create-frame", Fx_create_frame
, Sx_create_frame
,
5130 "Make a new window, which is called a \"frame\" in Emacs terms.\n\
5131 Returns an Emacs frame object.\n\
5132 ALIST is an alist of frame parameters.\n\
5133 If the parameters specify that the frame should not have a minibuffer,\n\
5134 and do not specify a specific minibuffer window to use,\n\
5135 then `default-minibuffer-frame' must be a frame whose minibuffer can\n\
5136 be shared by the new frame.\n\
5138 This function is an internal primitive--use `make-frame' instead.")
5143 Lisp_Object frame
, tem
;
5145 int minibuffer_only
= 0;
5146 long window_prompting
= 0;
5148 int count
= BINDING_STACK_SIZE ();
5149 struct gcpro gcpro1
, gcpro2
, gcpro3
, gcpro4
;
5150 Lisp_Object display
;
5151 struct w32_display_info
*dpyinfo
= NULL
;
5157 /* Use this general default value to start with
5158 until we know if this frame has a specified name. */
5159 Vx_resource_name
= Vinvocation_name
;
5161 display
= w32_get_arg (parms
, Qdisplay
, 0, 0, RES_TYPE_STRING
);
5162 if (EQ (display
, Qunbound
))
5164 dpyinfo
= check_x_display_info (display
);
5166 kb
= dpyinfo
->kboard
;
5168 kb
= &the_only_kboard
;
5171 name
= w32_get_arg (parms
, Qname
, "name", "Name", RES_TYPE_STRING
);
5173 && ! EQ (name
, Qunbound
)
5175 error ("Invalid frame name--not a string or nil");
5178 Vx_resource_name
= name
;
5180 /* See if parent window is specified. */
5181 parent
= w32_get_arg (parms
, Qparent_id
, NULL
, NULL
, RES_TYPE_NUMBER
);
5182 if (EQ (parent
, Qunbound
))
5184 if (! NILP (parent
))
5185 CHECK_NUMBER (parent
, 0);
5187 /* make_frame_without_minibuffer can run Lisp code and garbage collect. */
5188 /* No need to protect DISPLAY because that's not used after passing
5189 it to make_frame_without_minibuffer. */
5191 GCPRO4 (parms
, parent
, name
, frame
);
5192 tem
= w32_get_arg (parms
, Qminibuffer
, "minibuffer", "Minibuffer",
5194 if (EQ (tem
, Qnone
) || NILP (tem
))
5195 f
= make_frame_without_minibuffer (Qnil
, kb
, display
);
5196 else if (EQ (tem
, Qonly
))
5198 f
= make_minibuffer_frame ();
5199 minibuffer_only
= 1;
5201 else if (WINDOWP (tem
))
5202 f
= make_frame_without_minibuffer (tem
, kb
, display
);
5206 XSETFRAME (frame
, f
);
5208 /* Note that Windows does support scroll bars. */
5209 FRAME_CAN_HAVE_SCROLL_BARS (f
) = 1;
5210 /* By default, make scrollbars the system standard width. */
5211 f
->scroll_bar_pixel_width
= GetSystemMetrics (SM_CXVSCROLL
);
5213 f
->output_method
= output_w32
;
5214 f
->output_data
.w32
=
5215 (struct w32_output
*) xmalloc (sizeof (struct w32_output
));
5216 bzero (f
->output_data
.w32
, sizeof (struct w32_output
));
5217 FRAME_FONTSET (f
) = -1;
5218 record_unwind_protect (unwind_create_frame
, frame
);
5221 = w32_get_arg (parms
, Qicon_name
, "iconName", "Title", RES_TYPE_STRING
);
5222 if (! STRINGP (f
->icon_name
))
5223 f
->icon_name
= Qnil
;
5225 /* FRAME_W32_DISPLAY_INFO (f) = dpyinfo; */
5227 FRAME_KBOARD (f
) = kb
;
5230 /* Specify the parent under which to make this window. */
5234 f
->output_data
.w32
->parent_desc
= (Window
) XFASTINT (parent
);
5235 f
->output_data
.w32
->explicit_parent
= 1;
5239 f
->output_data
.w32
->parent_desc
= FRAME_W32_DISPLAY_INFO (f
)->root_window
;
5240 f
->output_data
.w32
->explicit_parent
= 0;
5243 /* Set the name; the functions to which we pass f expect the name to
5245 if (EQ (name
, Qunbound
) || NILP (name
))
5247 f
->name
= build_string (dpyinfo
->w32_id_name
);
5248 f
->explicit_name
= 0;
5253 f
->explicit_name
= 1;
5254 /* use the frame's title when getting resources for this frame. */
5255 specbind (Qx_resource_name
, name
);
5258 /* Extract the window parameters from the supplied values
5259 that are needed to determine window geometry. */
5263 font
= w32_get_arg (parms
, Qfont
, "font", "Font", RES_TYPE_STRING
);
5266 /* First, try whatever font the caller has specified. */
5269 tem
= Fquery_fontset (font
, Qnil
);
5271 font
= x_new_fontset (f
, XSTRING (tem
)->data
);
5273 font
= x_new_font (f
, XSTRING (font
)->data
);
5275 /* Try out a font which we hope has bold and italic variations. */
5276 if (!STRINGP (font
))
5277 font
= x_new_font (f
, "-*-Courier New-normal-r-*-*-*-100-*-*-c-*-iso8859-1");
5278 if (! STRINGP (font
))
5279 font
= x_new_font (f
, "-*-Courier-normal-r-*-*-13-*-*-*-c-*-iso8859-1");
5280 /* If those didn't work, look for something which will at least work. */
5281 if (! STRINGP (font
))
5282 font
= x_new_font (f
, "-*-Fixedsys-normal-r-*-*-12-*-*-*-c-*-iso8859-1");
5284 if (! STRINGP (font
))
5285 font
= build_string ("Fixedsys");
5287 x_default_parameter (f
, parms
, Qfont
, font
,
5288 "font", "Font", RES_TYPE_STRING
);
5291 x_default_parameter (f
, parms
, Qborder_width
, make_number (2),
5292 "borderWidth", "BorderWidth", RES_TYPE_NUMBER
);
5293 /* This defaults to 2 in order to match xterm. We recognize either
5294 internalBorderWidth or internalBorder (which is what xterm calls
5296 if (NILP (Fassq (Qinternal_border_width
, parms
)))
5300 value
= w32_get_arg (parms
, Qinternal_border_width
,
5301 "internalBorder", "InternalBorder", RES_TYPE_NUMBER
);
5302 if (! EQ (value
, Qunbound
))
5303 parms
= Fcons (Fcons (Qinternal_border_width
, value
),
5306 /* Default internalBorderWidth to 0 on Windows to match other programs. */
5307 x_default_parameter (f
, parms
, Qinternal_border_width
, make_number (0),
5308 "internalBorderWidth", "InternalBorder", RES_TYPE_NUMBER
);
5309 x_default_parameter (f
, parms
, Qvertical_scroll_bars
, Qright
,
5310 "verticalScrollBars", "ScrollBars", RES_TYPE_SYMBOL
);
5312 /* Also do the stuff which must be set before the window exists. */
5313 x_default_parameter (f
, parms
, Qforeground_color
, build_string ("black"),
5314 "foreground", "Foreground", RES_TYPE_STRING
);
5315 x_default_parameter (f
, parms
, Qbackground_color
, build_string ("white"),
5316 "background", "Background", RES_TYPE_STRING
);
5317 x_default_parameter (f
, parms
, Qmouse_color
, build_string ("black"),
5318 "pointerColor", "Foreground", RES_TYPE_STRING
);
5319 x_default_parameter (f
, parms
, Qcursor_color
, build_string ("black"),
5320 "cursorColor", "Foreground", RES_TYPE_STRING
);
5321 x_default_parameter (f
, parms
, Qborder_color
, build_string ("black"),
5322 "borderColor", "BorderColor", RES_TYPE_STRING
);
5323 x_default_parameter (f
, parms
, Qscreen_gamma
, Qnil
,
5324 "screenGamma", "ScreenGamma", RES_TYPE_FLOAT
);
5325 x_default_parameter (f
, parms
, Qline_spacing
, Qnil
,
5326 "lineSpacing", "LineSpacing", RES_TYPE_NUMBER
);
5329 /* Init faces before x_default_parameter is called for scroll-bar
5330 parameters because that function calls x_set_scroll_bar_width,
5331 which calls change_frame_size, which calls Fset_window_buffer,
5332 which runs hooks, which call Fvertical_motion. At the end, we
5333 end up in init_iterator with a null face cache, which should not
5335 init_frame_faces (f
);
5337 x_default_parameter (f
, parms
, Qmenu_bar_lines
, make_number (1),
5338 "menuBar", "MenuBar", RES_TYPE_NUMBER
);
5339 x_default_parameter (f
, parms
, Qtool_bar_lines
, make_number (0),
5340 "toolBar", "ToolBar", RES_TYPE_NUMBER
);
5341 x_default_parameter (f
, parms
, Qbuffer_predicate
, Qnil
,
5342 "bufferPredicate", "BufferPredicate", RES_TYPE_SYMBOL
);
5343 x_default_parameter (f
, parms
, Qtitle
, Qnil
,
5344 "title", "Title", RES_TYPE_STRING
);
5346 f
->output_data
.w32
->dwStyle
= WS_OVERLAPPEDWINDOW
;
5347 f
->output_data
.w32
->parent_desc
= FRAME_W32_DISPLAY_INFO (f
)->root_window
;
5348 window_prompting
= x_figure_window_size (f
, parms
);
5350 if (window_prompting
& XNegative
)
5352 if (window_prompting
& YNegative
)
5353 f
->output_data
.w32
->win_gravity
= SouthEastGravity
;
5355 f
->output_data
.w32
->win_gravity
= NorthEastGravity
;
5359 if (window_prompting
& YNegative
)
5360 f
->output_data
.w32
->win_gravity
= SouthWestGravity
;
5362 f
->output_data
.w32
->win_gravity
= NorthWestGravity
;
5365 f
->output_data
.w32
->size_hint_flags
= window_prompting
;
5367 tem
= w32_get_arg (parms
, Qunsplittable
, 0, 0, RES_TYPE_BOOLEAN
);
5368 f
->no_split
= minibuffer_only
|| EQ (tem
, Qt
);
5370 w32_window (f
, window_prompting
, minibuffer_only
);
5375 /* Now consider the frame official. */
5376 FRAME_W32_DISPLAY_INFO (f
)->reference_count
++;
5377 Vframe_list
= Fcons (frame
, Vframe_list
);
5379 /* We need to do this after creating the window, so that the
5380 icon-creation functions can say whose icon they're describing. */
5381 x_default_parameter (f
, parms
, Qicon_type
, Qnil
,
5382 "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL
);
5384 x_default_parameter (f
, parms
, Qauto_raise
, Qnil
,
5385 "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN
);
5386 x_default_parameter (f
, parms
, Qauto_lower
, Qnil
,
5387 "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN
);
5388 x_default_parameter (f
, parms
, Qcursor_type
, Qbox
,
5389 "cursorType", "CursorType", RES_TYPE_SYMBOL
);
5390 x_default_parameter (f
, parms
, Qscroll_bar_width
, Qnil
,
5391 "scrollBarWidth", "ScrollBarWidth", RES_TYPE_NUMBER
);
5393 /* Dimensions, especially f->height, must be done via change_frame_size.
5394 Change will not be effected unless different from the current
5399 /* Add the tool-bar height to the initial frame height so that the
5400 user gets a text display area of the size he specified with -g or
5401 via .Xdefaults. Later changes of the tool-bar height don't
5402 change the frame size. This is done so that users can create
5403 tall Emacs frames without having to guess how tall the tool-bar
5405 if (FRAME_TOOL_BAR_LINES (f
))
5407 int margin
, relief
, bar_height
;
5409 relief
= (tool_bar_button_relief
> 0
5410 ? tool_bar_button_relief
5411 : DEFAULT_TOOL_BAR_BUTTON_RELIEF
);
5413 if (INTEGERP (Vtool_bar_button_margin
)
5414 && XINT (Vtool_bar_button_margin
) > 0)
5415 margin
= XFASTINT (Vtool_bar_button_margin
);
5416 else if (CONSP (Vtool_bar_button_margin
)
5417 && INTEGERP (XCDR (Vtool_bar_button_margin
))
5418 && XINT (XCDR (Vtool_bar_button_margin
)) > 0)
5419 margin
= XFASTINT (XCDR (Vtool_bar_button_margin
));
5423 bar_height
= DEFAULT_TOOL_BAR_IMAGE_HEIGHT
+ 2 * margin
+ 2 * relief
;
5424 height
+= (bar_height
+ CANON_Y_UNIT (f
) - 1) / CANON_Y_UNIT (f
);
5428 SET_FRAME_WIDTH (f
, 0);
5429 change_frame_size (f
, height
, width
, 1, 0, 0);
5431 /* Tell the server what size and position, etc, we want, and how
5432 badly we want them. This should be done after we have the menu
5433 bar so that its size can be taken into account. */
5435 x_wm_set_size_hint (f
, window_prompting
, 0);
5438 /* Set up faces after all frame parameters are known. This call
5439 also merges in face attributes specified for new frames. If we
5440 don't do this, the `menu' face for instance won't have the right
5441 colors, and the menu bar won't appear in the specified colors for
5443 call1 (Qface_set_after_frame_default
, frame
);
5445 /* Make the window appear on the frame and enable display, unless
5446 the caller says not to. However, with explicit parent, Emacs
5447 cannot control visibility, so don't try. */
5448 if (! f
->output_data
.w32
->explicit_parent
)
5450 Lisp_Object visibility
;
5452 visibility
= w32_get_arg (parms
, Qvisibility
, 0, 0, RES_TYPE_SYMBOL
);
5453 if (EQ (visibility
, Qunbound
))
5456 if (EQ (visibility
, Qicon
))
5457 x_iconify_frame (f
);
5458 else if (! NILP (visibility
))
5459 x_make_frame_visible (f
);
5461 /* Must have been Qnil. */
5466 /* Make sure windows on this frame appear in calls to next-window
5467 and similar functions. */
5468 Vwindow_list
= Qnil
;
5470 return unbind_to (count
, frame
);
5473 /* FRAME is used only to get a handle on the X display. We don't pass the
5474 display info directly because we're called from frame.c, which doesn't
5475 know about that structure. */
5477 x_get_focus_frame (frame
)
5478 struct frame
*frame
;
5480 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (frame
);
5482 if (! dpyinfo
->w32_focus_frame
)
5485 XSETFRAME (xfocus
, dpyinfo
->w32_focus_frame
);
5489 DEFUN ("w32-focus-frame", Fw32_focus_frame
, Sw32_focus_frame
, 1, 1, 0,
5490 "Give FRAME input focus, raising to foreground if necessary.")
5494 x_focus_on_frame (check_x_frame (frame
));
5499 /* Return the charset portion of a font name. */
5500 char * xlfd_charset_of_font (char * fontname
)
5502 char *charset
, *encoding
;
5504 encoding
= strrchr(fontname
, '-');
5505 if (!encoding
|| encoding
== fontname
)
5508 for (charset
= encoding
- 1; charset
>= fontname
; charset
--)
5509 if (*charset
== '-')
5512 if (charset
== fontname
|| strcmp(charset
, "-*-*") == 0)
5518 struct font_info
*w32_load_bdf_font (struct frame
*f
, char *fontname
,
5519 int size
, char* filename
);
5520 static Lisp_Object
w32_list_bdf_fonts (Lisp_Object pattern
, int max_names
);
5521 static BOOL
w32_to_x_font (LOGFONT
* lplf
, char * lpxstr
, int len
,
5523 static BOOL
x_to_w32_font (char *lpxstr
, LOGFONT
*lplogfont
);
5525 static struct font_info
*
5526 w32_load_system_font (f
,fontname
,size
)
5531 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
5532 Lisp_Object font_names
;
5534 /* Get a list of all the fonts that match this name. Once we
5535 have a list of matching fonts, we compare them against the fonts
5536 we already have loaded by comparing names. */
5537 font_names
= w32_list_fonts (f
, build_string (fontname
), size
, 100);
5539 if (!NILP (font_names
))
5544 /* First check if any are already loaded, as that is cheaper
5545 than loading another one. */
5546 for (i
= 0; i
< dpyinfo
->n_fonts
; i
++)
5547 for (tail
= font_names
; CONSP (tail
); tail
= XCDR (tail
))
5548 if (dpyinfo
->font_table
[i
].name
5549 && (!strcmp (dpyinfo
->font_table
[i
].name
,
5550 XSTRING (XCAR (tail
))->data
)
5551 || !strcmp (dpyinfo
->font_table
[i
].full_name
,
5552 XSTRING (XCAR (tail
))->data
)))
5553 return (dpyinfo
->font_table
+ i
);
5555 fontname
= (char *) XSTRING (XCAR (font_names
))->data
;
5557 else if (w32_strict_fontnames
)
5559 /* If EnumFontFamiliesEx was available, we got a full list of
5560 fonts back so stop now to avoid the possibility of loading a
5561 random font. If we had to fall back to EnumFontFamilies, the
5562 list is incomplete, so continue whether the font we want was
5564 HMODULE gdi32
= GetModuleHandle ("gdi32.dll");
5565 FARPROC enum_font_families_ex
5566 = GetProcAddress (gdi32
, "EnumFontFamiliesExA");
5567 if (enum_font_families_ex
)
5571 /* Load the font and add it to the table. */
5573 char *full_name
, *encoding
, *charset
;
5575 struct font_info
*fontp
;
5580 if (!fontname
|| !x_to_w32_font (fontname
, &lf
))
5583 if (!*lf
.lfFaceName
)
5584 /* If no name was specified for the font, we get a random font
5585 from CreateFontIndirect - this is not particularly
5586 desirable, especially since CreateFontIndirect does not
5587 fill out the missing name in lf, so we never know what we
5591 font
= (XFontStruct
*) xmalloc (sizeof (XFontStruct
));
5592 bzero (font
, sizeof (*font
));
5594 /* Set bdf to NULL to indicate that this is a Windows font. */
5599 font
->hfont
= CreateFontIndirect (&lf
);
5601 if (font
->hfont
== NULL
)
5609 int codepage
= w32_codepage_for_font (fontname
);
5611 hdc
= GetDC (dpyinfo
->root_window
);
5612 oldobj
= SelectObject (hdc
, font
->hfont
);
5614 ok
= GetTextMetrics (hdc
, &font
->tm
);
5615 if (codepage
== CP_UNICODE
)
5616 font
->double_byte_p
= 1;
5618 font
->double_byte_p
= GetFontLanguageInfo(hdc
) & GCP_DBCS
;
5620 SelectObject (hdc
, oldobj
);
5621 ReleaseDC (dpyinfo
->root_window
, hdc
);
5622 /* Fill out details in lf according to the font that was
5624 lf
.lfHeight
= font
->tm
.tmInternalLeading
- font
->tm
.tmHeight
;
5625 lf
.lfWidth
= font
->tm
.tmAveCharWidth
;
5626 lf
.lfWeight
= font
->tm
.tmWeight
;
5627 lf
.lfItalic
= font
->tm
.tmItalic
;
5628 lf
.lfCharSet
= font
->tm
.tmCharSet
;
5629 lf
.lfPitchAndFamily
= ((font
->tm
.tmPitchAndFamily
& TMPF_FIXED_PITCH
)
5630 ? VARIABLE_PITCH
: FIXED_PITCH
);
5631 lf
.lfOutPrecision
= ((font
->tm
.tmPitchAndFamily
& TMPF_VECTOR
)
5632 ? OUT_STROKE_PRECIS
: OUT_STRING_PRECIS
);
5634 w32_cache_char_metrics (font
);
5641 w32_unload_font (dpyinfo
, font
);
5645 /* Find a free slot in the font table. */
5646 for (i
= 0; i
< dpyinfo
->n_fonts
; ++i
)
5647 if (dpyinfo
->font_table
[i
].name
== NULL
)
5650 /* If no free slot found, maybe enlarge the font table. */
5651 if (i
== dpyinfo
->n_fonts
5652 && dpyinfo
->n_fonts
== dpyinfo
->font_table_size
)
5655 dpyinfo
->font_table_size
= max (16, 2 * dpyinfo
->font_table_size
);
5656 sz
= dpyinfo
->font_table_size
* sizeof *dpyinfo
->font_table
;
5658 = (struct font_info
*) xrealloc (dpyinfo
->font_table
, sz
);
5661 fontp
= dpyinfo
->font_table
+ i
;
5662 if (i
== dpyinfo
->n_fonts
)
5665 /* Now fill in the slots of *FONTP. */
5668 fontp
->font_idx
= i
;
5669 fontp
->name
= (char *) xmalloc (strlen (fontname
) + 1);
5670 bcopy (fontname
, fontp
->name
, strlen (fontname
) + 1);
5672 charset
= xlfd_charset_of_font (fontname
);
5674 /* Work out the font's full name. */
5675 full_name
= (char *)xmalloc (100);
5676 if (full_name
&& w32_to_x_font (&lf
, full_name
, 100, charset
))
5677 fontp
->full_name
= full_name
;
5680 /* If all else fails - just use the name we used to load it. */
5682 fontp
->full_name
= fontp
->name
;
5685 fontp
->size
= FONT_WIDTH (font
);
5686 fontp
->height
= FONT_HEIGHT (font
);
5688 /* The slot `encoding' specifies how to map a character
5689 code-points (0x20..0x7F or 0x2020..0x7F7F) of each charset to
5690 the font code-points (0:0x20..0x7F, 1:0xA0..0xFF), or
5691 (0:0x20..0x7F, 1:0xA0..0xFF,
5692 (0:0x2020..0x7F7F, 1:0xA0A0..0xFFFF, 3:0x20A0..0x7FFF,
5693 2:0xA020..0xFF7F). For the moment, we don't know which charset
5694 uses this font. So, we set information in fontp->encoding[1]
5695 which is never used by any charset. If mapping can't be
5696 decided, set FONT_ENCODING_NOT_DECIDED. */
5698 /* SJIS fonts need to be set to type 4, all others seem to work as
5699 type FONT_ENCODING_NOT_DECIDED. */
5700 encoding
= strrchr (fontp
->name
, '-');
5701 if (encoding
&& stricmp (encoding
+1, "sjis") == 0)
5702 fontp
->encoding
[1] = 4;
5704 fontp
->encoding
[1] = FONT_ENCODING_NOT_DECIDED
;
5706 /* The following three values are set to 0 under W32, which is
5707 what they get set to if XGetFontProperty fails under X. */
5708 fontp
->baseline_offset
= 0;
5709 fontp
->relative_compose
= 0;
5710 fontp
->default_ascent
= 0;
5712 /* Set global flag fonts_changed_p to non-zero if the font loaded
5713 has a character with a smaller width than any other character
5714 before, or if the font loaded has a smalle>r height than any
5715 other font loaded before. If this happens, it will make a
5716 glyph matrix reallocation necessary. */
5717 fonts_changed_p
= x_compute_min_glyph_bounds (f
);
5723 /* Load font named FONTNAME of size SIZE for frame F, and return a
5724 pointer to the structure font_info while allocating it dynamically.
5725 If loading fails, return NULL. */
5727 w32_load_font (f
,fontname
,size
)
5732 Lisp_Object bdf_fonts
;
5733 struct font_info
*retval
= NULL
;
5735 bdf_fonts
= w32_list_bdf_fonts (build_string (fontname
), 1);
5737 while (!retval
&& CONSP (bdf_fonts
))
5739 char *bdf_name
, *bdf_file
;
5740 Lisp_Object bdf_pair
;
5742 bdf_name
= XSTRING (XCAR (bdf_fonts
))->data
;
5743 bdf_pair
= Fassoc (XCAR (bdf_fonts
), Vw32_bdf_filename_alist
);
5744 bdf_file
= XSTRING (XCDR (bdf_pair
))->data
;
5746 retval
= w32_load_bdf_font (f
, bdf_name
, size
, bdf_file
);
5748 bdf_fonts
= XCDR (bdf_fonts
);
5754 return w32_load_system_font(f
, fontname
, size
);
5759 w32_unload_font (dpyinfo
, font
)
5760 struct w32_display_info
*dpyinfo
;
5765 if (font
->per_char
) xfree (font
->per_char
);
5766 if (font
->bdf
) w32_free_bdf_font (font
->bdf
);
5768 if (font
->hfont
) DeleteObject(font
->hfont
);
5773 /* The font conversion stuff between x and w32 */
5775 /* X font string is as follows (from faces.el)
5779 * (weight "\\(bold\\|demibold\\|medium\\)") ; 1
5780 * (weight\? "\\([^-]*\\)") ; 1
5781 * (slant "\\([ior]\\)") ; 2
5782 * (slant\? "\\([^-]?\\)") ; 2
5783 * (swidth "\\([^-]*\\)") ; 3
5784 * (adstyle "[^-]*") ; 4
5785 * (pixelsize "[0-9]+")
5786 * (pointsize "[0-9][0-9]+")
5787 * (resx "[0-9][0-9]+")
5788 * (resy "[0-9][0-9]+")
5789 * (spacing "[cmp?*]")
5790 * (avgwidth "[0-9]+")
5791 * (registry "[^-]+")
5792 * (encoding "[^-]+")
5797 x_to_w32_weight (lpw
)
5800 if (!lpw
) return (FW_DONTCARE
);
5802 if (stricmp (lpw
,"heavy") == 0) return FW_HEAVY
;
5803 else if (stricmp (lpw
,"extrabold") == 0) return FW_EXTRABOLD
;
5804 else if (stricmp (lpw
,"bold") == 0) return FW_BOLD
;
5805 else if (stricmp (lpw
,"demibold") == 0) return FW_SEMIBOLD
;
5806 else if (stricmp (lpw
,"semibold") == 0) return FW_SEMIBOLD
;
5807 else if (stricmp (lpw
,"medium") == 0) return FW_MEDIUM
;
5808 else if (stricmp (lpw
,"normal") == 0) return FW_NORMAL
;
5809 else if (stricmp (lpw
,"light") == 0) return FW_LIGHT
;
5810 else if (stricmp (lpw
,"extralight") == 0) return FW_EXTRALIGHT
;
5811 else if (stricmp (lpw
,"thin") == 0) return FW_THIN
;
5818 w32_to_x_weight (fnweight
)
5821 if (fnweight
>= FW_HEAVY
) return "heavy";
5822 if (fnweight
>= FW_EXTRABOLD
) return "extrabold";
5823 if (fnweight
>= FW_BOLD
) return "bold";
5824 if (fnweight
>= FW_SEMIBOLD
) return "demibold";
5825 if (fnweight
>= FW_MEDIUM
) return "medium";
5826 if (fnweight
>= FW_NORMAL
) return "normal";
5827 if (fnweight
>= FW_LIGHT
) return "light";
5828 if (fnweight
>= FW_EXTRALIGHT
) return "extralight";
5829 if (fnweight
>= FW_THIN
) return "thin";
5835 x_to_w32_charset (lpcs
)
5838 Lisp_Object this_entry
, w32_charset
;
5840 /* Look through w32-charset-info-alist for the character set.
5841 Format of each entry is
5842 (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)).
5844 this_entry
= Fassoc (build_string(lpcs
), Vw32_charset_info_alist
);
5846 if (NILP(this_entry
))
5848 /* At startup, we want iso8859-1 fonts to come up properly. */
5849 if (stricmp(lpcs
, "iso8859-1") == 0)
5850 return ANSI_CHARSET
;
5852 return DEFAULT_CHARSET
;
5855 w32_charset
= Fcar (Fcdr (this_entry
));
5857 // Translate Lisp symbol to number.
5858 if (w32_charset
== Qw32_charset_ansi
)
5859 return ANSI_CHARSET
;
5860 if (w32_charset
== Qw32_charset_symbol
)
5861 return SYMBOL_CHARSET
;
5862 if (w32_charset
== Qw32_charset_shiftjis
)
5863 return SHIFTJIS_CHARSET
;
5864 if (w32_charset
== Qw32_charset_hangeul
)
5865 return HANGEUL_CHARSET
;
5866 if (w32_charset
== Qw32_charset_chinesebig5
)
5867 return CHINESEBIG5_CHARSET
;
5868 if (w32_charset
== Qw32_charset_gb2312
)
5869 return GB2312_CHARSET
;
5870 if (w32_charset
== Qw32_charset_oem
)
5872 #ifdef JOHAB_CHARSET
5873 if (w32_charset
== Qw32_charset_johab
)
5874 return JOHAB_CHARSET
;
5875 if (w32_charset
== Qw32_charset_easteurope
)
5876 return EASTEUROPE_CHARSET
;
5877 if (w32_charset
== Qw32_charset_turkish
)
5878 return TURKISH_CHARSET
;
5879 if (w32_charset
== Qw32_charset_baltic
)
5880 return BALTIC_CHARSET
;
5881 if (w32_charset
== Qw32_charset_russian
)
5882 return RUSSIAN_CHARSET
;
5883 if (w32_charset
== Qw32_charset_arabic
)
5884 return ARABIC_CHARSET
;
5885 if (w32_charset
== Qw32_charset_greek
)
5886 return GREEK_CHARSET
;
5887 if (w32_charset
== Qw32_charset_hebrew
)
5888 return HEBREW_CHARSET
;
5889 if (w32_charset
== Qw32_charset_vietnamese
)
5890 return VIETNAMESE_CHARSET
;
5891 if (w32_charset
== Qw32_charset_thai
)
5892 return THAI_CHARSET
;
5893 if (w32_charset
== Qw32_charset_mac
)
5895 #endif /* JOHAB_CHARSET */
5896 #ifdef UNICODE_CHARSET
5897 if (w32_charset
== Qw32_charset_unicode
)
5898 return UNICODE_CHARSET
;
5901 return DEFAULT_CHARSET
;
5906 w32_to_x_charset (fncharset
)
5909 static char buf
[16];
5910 Lisp_Object charset_type
;
5915 /* Handle startup case of w32-charset-info-alist not
5916 being set up yet. */
5917 if (NILP(Vw32_charset_info_alist
))
5919 charset_type
= Qw32_charset_ansi
;
5921 case DEFAULT_CHARSET
:
5922 charset_type
= Qw32_charset_default
;
5924 case SYMBOL_CHARSET
:
5925 charset_type
= Qw32_charset_symbol
;
5927 case SHIFTJIS_CHARSET
:
5928 charset_type
= Qw32_charset_shiftjis
;
5930 case HANGEUL_CHARSET
:
5931 charset_type
= Qw32_charset_hangeul
;
5933 case GB2312_CHARSET
:
5934 charset_type
= Qw32_charset_gb2312
;
5936 case CHINESEBIG5_CHARSET
:
5937 charset_type
= Qw32_charset_chinesebig5
;
5940 charset_type
= Qw32_charset_oem
;
5943 /* More recent versions of Windows (95 and NT4.0) define more
5945 #ifdef EASTEUROPE_CHARSET
5946 case EASTEUROPE_CHARSET
:
5947 charset_type
= Qw32_charset_easteurope
;
5949 case TURKISH_CHARSET
:
5950 charset_type
= Qw32_charset_turkish
;
5952 case BALTIC_CHARSET
:
5953 charset_type
= Qw32_charset_baltic
;
5955 case RUSSIAN_CHARSET
:
5956 charset_type
= Qw32_charset_russian
;
5958 case ARABIC_CHARSET
:
5959 charset_type
= Qw32_charset_arabic
;
5962 charset_type
= Qw32_charset_greek
;
5964 case HEBREW_CHARSET
:
5965 charset_type
= Qw32_charset_hebrew
;
5967 case VIETNAMESE_CHARSET
:
5968 charset_type
= Qw32_charset_vietnamese
;
5971 charset_type
= Qw32_charset_thai
;
5974 charset_type
= Qw32_charset_mac
;
5977 charset_type
= Qw32_charset_johab
;
5981 #ifdef UNICODE_CHARSET
5982 case UNICODE_CHARSET
:
5983 charset_type
= Qw32_charset_unicode
;
5987 /* Encode numerical value of unknown charset. */
5988 sprintf (buf
, "*-#%u", fncharset
);
5994 char * best_match
= NULL
;
5996 /* Look through w32-charset-info-alist for the character set.
5997 Prefer ISO codepages, and prefer lower numbers in the ISO
5998 range. Only return charsets for codepages which are installed.
6000 Format of each entry is
6001 (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)).
6003 for (rest
= Vw32_charset_info_alist
; CONSP (rest
); rest
= XCDR (rest
))
6006 Lisp_Object w32_charset
;
6007 Lisp_Object codepage
;
6009 Lisp_Object this_entry
= XCAR (rest
);
6011 /* Skip invalid entries in alist. */
6012 if (!CONSP (this_entry
) || !STRINGP (XCAR (this_entry
))
6013 || !CONSP (XCDR (this_entry
))
6014 || !SYMBOLP (XCAR (XCDR (this_entry
))))
6017 x_charset
= XSTRING (XCAR (this_entry
))->data
;
6018 w32_charset
= XCAR (XCDR (this_entry
));
6019 codepage
= XCDR (XCDR (this_entry
));
6021 /* Look for Same charset and a valid codepage (or non-int
6022 which means ignore). */
6023 if (w32_charset
== charset_type
6024 && (!INTEGERP (codepage
) || codepage
== CP_DEFAULT
6025 || IsValidCodePage (XINT (codepage
))))
6027 /* If we don't have a match already, then this is the
6030 best_match
= x_charset
;
6031 /* If this is an ISO codepage, and the best so far isn't,
6032 then this is better. */
6033 else if (stricmp (best_match
, "iso") != 0
6034 && stricmp (x_charset
, "iso") == 0)
6035 best_match
= x_charset
;
6036 /* If both are ISO8859 codepages, choose the one with the
6037 lowest number in the encoding field. */
6038 else if (stricmp (best_match
, "iso8859-") == 0
6039 && stricmp (x_charset
, "iso8859-") == 0)
6041 int best_enc
= atoi (best_match
+ 8);
6042 int this_enc
= atoi (x_charset
+ 8);
6043 if (this_enc
> 0 && this_enc
< best_enc
)
6044 best_match
= x_charset
;
6049 /* If no match, encode the numeric value. */
6052 sprintf (buf
, "*-#%u", fncharset
);
6056 strncpy(buf
, best_match
, 15);
6063 /* Get the Windows codepage corresponding to the specified font. The
6064 charset info in the font name is used to look up
6065 w32-charset-to-codepage-alist. */
6067 w32_codepage_for_font (char *fontname
)
6069 Lisp_Object codepage
, entry
;
6070 char *charset_str
, *charset
, *end
;
6072 if (NILP (Vw32_charset_info_alist
))
6075 /* Extract charset part of font string. */
6076 charset
= xlfd_charset_of_font (fontname
);
6081 charset_str
= (char *) alloca (strlen (charset
));
6082 strcpy (charset_str
, charset
);
6084 /* Remove leading "*-". */
6085 if (strncmp ("*-", charset_str
, 2) == 0)
6086 charset
= charset_str
+ 2;
6088 charset
= charset_str
;
6090 /* Stop match at wildcard (including preceding '-'). */
6091 if (end
= strchr (charset
, '*'))
6093 if (end
> charset
&& *(end
-1) == '-')
6098 entry
= Fassoc (build_string(charset
), Vw32_charset_info_alist
);
6102 codepage
= Fcdr (Fcdr (entry
));
6104 if (NILP (codepage
))
6106 else if (XFASTINT (codepage
) == XFASTINT (Qt
))
6108 else if (INTEGERP (codepage
))
6109 return XINT (codepage
);
6116 w32_to_x_font (lplogfont
, lpxstr
, len
, specific_charset
)
6117 LOGFONT
* lplogfont
;
6120 char * specific_charset
;
6124 char height_pixels
[8];
6126 char width_pixels
[8];
6127 char *fontname_dash
;
6128 int display_resy
= one_w32_display_info
.resy
;
6129 int display_resx
= one_w32_display_info
.resx
;
6131 struct coding_system coding
;
6133 if (!lpxstr
) abort ();
6138 if (lplogfont
->lfOutPrecision
== OUT_STRING_PRECIS
)
6139 fonttype
= "raster";
6140 else if (lplogfont
->lfOutPrecision
== OUT_STROKE_PRECIS
)
6141 fonttype
= "outline";
6143 fonttype
= "unknown";
6145 setup_coding_system (Fcheck_coding_system (Vw32_system_coding_system
),
6147 coding
.src_multibyte
= 0;
6148 coding
.dst_multibyte
= 1;
6149 coding
.mode
|= CODING_MODE_LAST_BLOCK
;
6150 bufsz
= decoding_buffer_size (&coding
, LF_FACESIZE
);
6152 fontname
= alloca(sizeof(*fontname
) * bufsz
);
6153 decode_coding (&coding
, lplogfont
->lfFaceName
, fontname
,
6154 strlen(lplogfont
->lfFaceName
), bufsz
- 1);
6155 *(fontname
+ coding
.produced
) = '\0';
6157 /* Replace dashes with underscores so the dashes are not
6159 fontname_dash
= fontname
;
6160 while (fontname_dash
= strchr (fontname_dash
, '-'))
6161 *fontname_dash
= '_';
6163 if (lplogfont
->lfHeight
)
6165 sprintf (height_pixels
, "%u", abs (lplogfont
->lfHeight
));
6166 sprintf (height_dpi
, "%u",
6167 abs (lplogfont
->lfHeight
) * 720 / display_resy
);
6171 strcpy (height_pixels
, "*");
6172 strcpy (height_dpi
, "*");
6174 if (lplogfont
->lfWidth
)
6175 sprintf (width_pixels
, "%u", lplogfont
->lfWidth
* 10);
6177 strcpy (width_pixels
, "*");
6179 _snprintf (lpxstr
, len
- 1,
6180 "-%s-%s-%s-%c-normal-normal-%s-%s-%d-%d-%c-%s-%s",
6181 fonttype
, /* foundry */
6182 fontname
, /* family */
6183 w32_to_x_weight (lplogfont
->lfWeight
), /* weight */
6184 lplogfont
->lfItalic
?'i':'r', /* slant */
6186 /* add style name */
6187 height_pixels
, /* pixel size */
6188 height_dpi
, /* point size */
6189 display_resx
, /* resx */
6190 display_resy
, /* resy */
6191 ((lplogfont
->lfPitchAndFamily
& 0x3) == VARIABLE_PITCH
)
6192 ? 'p' : 'c', /* spacing */
6193 width_pixels
, /* avg width */
6194 specific_charset
? specific_charset
6195 : w32_to_x_charset (lplogfont
->lfCharSet
)
6196 /* charset registry and encoding */
6199 lpxstr
[len
- 1] = 0; /* just to be sure */
6204 x_to_w32_font (lpxstr
, lplogfont
)
6206 LOGFONT
* lplogfont
;
6208 struct coding_system coding
;
6210 if (!lplogfont
) return (FALSE
);
6212 memset (lplogfont
, 0, sizeof (*lplogfont
));
6214 /* Set default value for each field. */
6216 lplogfont
->lfOutPrecision
= OUT_DEFAULT_PRECIS
;
6217 lplogfont
->lfClipPrecision
= CLIP_DEFAULT_PRECIS
;
6218 lplogfont
->lfQuality
= DEFAULT_QUALITY
;
6220 /* go for maximum quality */
6221 lplogfont
->lfOutPrecision
= OUT_STROKE_PRECIS
;
6222 lplogfont
->lfClipPrecision
= CLIP_STROKE_PRECIS
;
6223 lplogfont
->lfQuality
= PROOF_QUALITY
;
6226 lplogfont
->lfCharSet
= DEFAULT_CHARSET
;
6227 lplogfont
->lfWeight
= FW_DONTCARE
;
6228 lplogfont
->lfPitchAndFamily
= DEFAULT_PITCH
| FF_DONTCARE
;
6233 /* Provide a simple escape mechanism for specifying Windows font names
6234 * directly -- if font spec does not beginning with '-', assume this
6236 * "<font name>[:height in pixels[:width in pixels[:weight]]]"
6242 char name
[50], weight
[20], slant
, pitch
, pixels
[10], height
[10],
6243 width
[10], resy
[10], remainder
[20];
6245 int dpi
= one_w32_display_info
.resy
;
6247 fields
= sscanf (lpxstr
,
6248 "-%*[^-]-%49[^-]-%19[^-]-%c-%*[^-]-%*[^-]-%9[^-]-%9[^-]-%*[^-]-%9[^-]-%c-%9[^-]-%19s",
6249 name
, weight
, &slant
, pixels
, height
, resy
, &pitch
, width
, remainder
);
6250 if (fields
== EOF
) return (FALSE
);
6252 /* If wildcards cover more than one field, we don't know which
6253 field is which, so don't fill any in. */
6258 if (fields
> 0 && name
[0] != '*')
6264 (Fcheck_coding_system (Vw32_system_coding_system
), &coding
);
6265 coding
.src_multibyte
= 1;
6266 coding
.dst_multibyte
= 1;
6267 bufsize
= encoding_buffer_size (&coding
, strlen (name
));
6268 buf
= (unsigned char *) alloca (bufsize
);
6269 coding
.mode
|= CODING_MODE_LAST_BLOCK
;
6270 encode_coding (&coding
, name
, buf
, strlen (name
), bufsize
);
6271 if (coding
.produced
>= LF_FACESIZE
)
6272 coding
.produced
= LF_FACESIZE
- 1;
6273 buf
[coding
.produced
] = 0;
6274 strcpy (lplogfont
->lfFaceName
, buf
);
6278 lplogfont
->lfFaceName
[0] = '\0';
6283 lplogfont
->lfWeight
= x_to_w32_weight ((fields
> 0 ? weight
: ""));
6287 lplogfont
->lfItalic
= (fields
> 0 && slant
== 'i');
6291 if (fields
> 0 && pixels
[0] != '*')
6292 lplogfont
->lfHeight
= atoi (pixels
);
6296 if (fields
> 0 && resy
[0] != '*')
6299 if (tem
> 0) dpi
= tem
;
6302 if (fields
> -1 && lplogfont
->lfHeight
== 0 && height
[0] != '*')
6303 lplogfont
->lfHeight
= atoi (height
) * dpi
/ 720;
6306 lplogfont
->lfPitchAndFamily
=
6307 (fields
> 0 && pitch
== 'p') ? VARIABLE_PITCH
: FIXED_PITCH
;
6311 if (fields
> 0 && width
[0] != '*')
6312 lplogfont
->lfWidth
= atoi (width
) / 10;
6316 /* Strip the trailing '-' if present. (it shouldn't be, as it
6317 fails the test against xlfd-tight-regexp in fontset.el). */
6319 int len
= strlen (remainder
);
6320 if (len
> 0 && remainder
[len
-1] == '-')
6321 remainder
[len
-1] = 0;
6323 encoding
= remainder
;
6324 if (strncmp (encoding
, "*-", 2) == 0)
6326 lplogfont
->lfCharSet
= x_to_w32_charset (fields
> 0 ? encoding
: "");
6331 char name
[100], height
[10], width
[10], weight
[20];
6333 fields
= sscanf (lpxstr
,
6334 "%99[^:]:%9[^:]:%9[^:]:%19s",
6335 name
, height
, width
, weight
);
6337 if (fields
== EOF
) return (FALSE
);
6341 strncpy (lplogfont
->lfFaceName
,name
, LF_FACESIZE
);
6342 lplogfont
->lfFaceName
[LF_FACESIZE
-1] = 0;
6346 lplogfont
->lfFaceName
[0] = 0;
6352 lplogfont
->lfHeight
= atoi (height
);
6357 lplogfont
->lfWidth
= atoi (width
);
6361 lplogfont
->lfWeight
= x_to_w32_weight ((fields
> 0 ? weight
: ""));
6364 /* This makes TrueType fonts work better. */
6365 lplogfont
->lfHeight
= - abs (lplogfont
->lfHeight
);
6370 /* Strip the pixel height and point height from the given xlfd, and
6371 return the pixel height. If no pixel height is specified, calculate
6372 one from the point height, or if that isn't defined either, return
6373 0 (which usually signifies a scalable font).
6376 xlfd_strip_height (char *fontname
)
6378 int pixel_height
, field_number
;
6379 char *read_from
, *write_to
;
6383 pixel_height
= field_number
= 0;
6386 /* Look for height fields. */
6387 for (read_from
= fontname
; *read_from
; read_from
++)
6389 if (*read_from
== '-')
6392 if (field_number
== 7) /* Pixel height. */
6395 write_to
= read_from
;
6397 /* Find end of field. */
6398 for (;*read_from
&& *read_from
!= '-'; read_from
++)
6401 /* Split the fontname at end of field. */
6407 pixel_height
= atoi (write_to
);
6408 /* Blank out field. */
6409 if (read_from
> write_to
)
6414 /* If the pixel height field is at the end (partial xlfd),
6417 return pixel_height
;
6419 /* If we got a pixel height, the point height can be
6420 ignored. Just blank it out and break now. */
6423 /* Find end of point size field. */
6424 for (; *read_from
&& *read_from
!= '-'; read_from
++)
6430 /* Blank out the point size field. */
6431 if (read_from
> write_to
)
6437 return pixel_height
;
6441 /* If the point height is already blank, break now. */
6442 if (*read_from
== '-')
6448 else if (field_number
== 8)
6450 /* If we didn't get a pixel height, try to get the point
6451 height and convert that. */
6453 char *point_size_start
= read_from
++;
6455 /* Find end of field. */
6456 for (; *read_from
&& *read_from
!= '-'; read_from
++)
6465 point_size
= atoi (point_size_start
);
6467 /* Convert to pixel height. */
6468 pixel_height
= point_size
6469 * one_w32_display_info
.height_in
/ 720;
6471 /* Blank out this field and break. */
6479 /* Shift the rest of the font spec into place. */
6480 if (write_to
&& read_from
> write_to
)
6482 for (; *read_from
; read_from
++, write_to
++)
6483 *write_to
= *read_from
;
6487 return pixel_height
;
6490 /* Assume parameter 1 is fully qualified, no wildcards. */
6492 w32_font_match (fontname
, pattern
)
6496 char *regex
= alloca (strlen (pattern
) * 2 + 3);
6497 char *font_name_copy
= alloca (strlen (fontname
) + 1);
6500 /* Copy fontname so we can modify it during comparison. */
6501 strcpy (font_name_copy
, fontname
);
6506 /* Turn pattern into a regexp and do a regexp match. */
6507 for (; *pattern
; pattern
++)
6509 if (*pattern
== '?')
6511 else if (*pattern
== '*')
6522 /* Strip out font heights and compare them seperately, since
6523 rounding error can cause mismatches. This also allows a
6524 comparison between a font that declares only a pixel height and a
6525 pattern that declares the point height.
6528 int font_height
, pattern_height
;
6530 font_height
= xlfd_strip_height (font_name_copy
);
6531 pattern_height
= xlfd_strip_height (regex
);
6533 /* Compare now, and don't bother doing expensive regexp matching
6534 if the heights differ. */
6535 if (font_height
&& pattern_height
&& (font_height
!= pattern_height
))
6539 return (fast_c_string_match_ignore_case (build_string (regex
),
6540 font_name_copy
) >= 0);
6543 /* Callback functions, and a structure holding info they need, for
6544 listing system fonts on W32. We need one set of functions to do the
6545 job properly, but these don't work on NT 3.51 and earlier, so we
6546 have a second set which don't handle character sets properly to
6549 In both cases, there are two passes made. The first pass gets one
6550 font from each family, the second pass lists all the fonts from
6553 typedef struct enumfont_t
6558 XFontStruct
*size_ref
;
6559 Lisp_Object
*pattern
;
6564 enum_font_cb2 (lplf
, lptm
, FontType
, lpef
)
6566 NEWTEXTMETRIC
* lptm
;
6570 if (lplf
->elfLogFont
.lfStrikeOut
|| lplf
->elfLogFont
.lfUnderline
)
6573 /* Check that the character set matches if it was specified */
6574 if (lpef
->logfont
.lfCharSet
!= DEFAULT_CHARSET
&&
6575 lplf
->elfLogFont
.lfCharSet
!= lpef
->logfont
.lfCharSet
)
6580 Lisp_Object width
= Qnil
;
6581 char *charset
= NULL
;
6583 /* Truetype fonts do not report their true metrics until loaded */
6584 if (FontType
!= RASTER_FONTTYPE
)
6586 if (!NILP (*(lpef
->pattern
)))
6588 /* Scalable fonts are as big as you want them to be. */
6589 lplf
->elfLogFont
.lfHeight
= lpef
->logfont
.lfHeight
;
6590 lplf
->elfLogFont
.lfWidth
= lpef
->logfont
.lfWidth
;
6591 width
= make_number (lpef
->logfont
.lfWidth
);
6595 lplf
->elfLogFont
.lfHeight
= 0;
6596 lplf
->elfLogFont
.lfWidth
= 0;
6600 /* Make sure the height used here is the same as everywhere
6601 else (ie character height, not cell height). */
6602 if (lplf
->elfLogFont
.lfHeight
> 0)
6604 /* lptm can be trusted for RASTER fonts, but not scalable ones. */
6605 if (FontType
== RASTER_FONTTYPE
)
6606 lplf
->elfLogFont
.lfHeight
= lptm
->tmInternalLeading
- lptm
->tmHeight
;
6608 lplf
->elfLogFont
.lfHeight
= -lplf
->elfLogFont
.lfHeight
;
6611 if (!NILP (*(lpef
->pattern
)))
6613 charset
= xlfd_charset_of_font (XSTRING(*(lpef
->pattern
))->data
);
6615 /* Ensure that charset is valid for this font. */
6617 && (x_to_w32_charset (charset
) != lplf
->elfLogFont
.lfCharSet
))
6621 /* TODO: List all relevant charsets if charset not specified. */
6622 if (!w32_to_x_font (&(lplf
->elfLogFont
), buf
, 100, charset
))
6625 if (NILP (*(lpef
->pattern
))
6626 || w32_font_match (buf
, XSTRING (*(lpef
->pattern
))->data
))
6628 *lpef
->tail
= Fcons (Fcons (build_string (buf
), width
), Qnil
);
6629 lpef
->tail
= &(XCDR (*lpef
->tail
));
6638 enum_font_cb1 (lplf
, lptm
, FontType
, lpef
)
6640 NEWTEXTMETRIC
* lptm
;
6644 return EnumFontFamilies (lpef
->hdc
,
6645 lplf
->elfLogFont
.lfFaceName
,
6646 (FONTENUMPROC
) enum_font_cb2
,
6652 enum_fontex_cb2 (lplf
, lptm
, font_type
, lpef
)
6653 ENUMLOGFONTEX
* lplf
;
6654 NEWTEXTMETRICEX
* lptm
;
6658 /* We are not interested in the extra info we get back from the 'Ex
6659 version - only the fact that we get character set variations
6660 enumerated seperately. */
6661 return enum_font_cb2 ((ENUMLOGFONT
*) lplf
, (NEWTEXTMETRIC
*) lptm
,
6666 enum_fontex_cb1 (lplf
, lptm
, font_type
, lpef
)
6667 ENUMLOGFONTEX
* lplf
;
6668 NEWTEXTMETRICEX
* lptm
;
6672 HMODULE gdi32
= GetModuleHandle ("gdi32.dll");
6673 FARPROC enum_font_families_ex
6674 = GetProcAddress ( gdi32
, "EnumFontFamiliesExA");
6675 /* We don't really expect EnumFontFamiliesEx to disappear once we
6676 get here, so don't bother handling it gracefully. */
6677 if (enum_font_families_ex
== NULL
)
6678 error ("gdi32.dll has disappeared!");
6679 return enum_font_families_ex (lpef
->hdc
,
6681 (FONTENUMPROC
) enum_fontex_cb2
,
6685 /* Interface to fontset handler. (adapted from mw32font.c in Meadow
6686 and xterm.c in Emacs 20.3) */
6688 static Lisp_Object
w32_list_bdf_fonts (Lisp_Object pattern
, int max_names
)
6690 char *fontname
, *ptnstr
;
6691 Lisp_Object list
, tem
, newlist
= Qnil
;
6694 list
= Vw32_bdf_filename_alist
;
6695 ptnstr
= XSTRING (pattern
)->data
;
6697 for ( ; CONSP (list
); list
= XCDR (list
))
6701 fontname
= XSTRING (XCAR (tem
))->data
;
6702 else if (STRINGP (tem
))
6703 fontname
= XSTRING (tem
)->data
;
6707 if (w32_font_match (fontname
, ptnstr
))
6709 newlist
= Fcons (XCAR (tem
), newlist
);
6711 if (n_fonts
>= max_names
)
6719 static Lisp_Object
w32_list_synthesized_fonts (FRAME_PTR f
,
6720 Lisp_Object pattern
,
6721 int size
, int max_names
);
6723 /* Return a list of names of available fonts matching PATTERN on frame
6724 F. If SIZE is not 0, it is the size (maximum bound width) of fonts
6725 to be listed. Frame F NULL means we have not yet created any
6726 frame, which means we can't get proper size info, as we don't have
6727 a device context to use for GetTextMetrics.
6728 MAXNAMES sets a limit on how many fonts to match. */
6731 w32_list_fonts (f
, pattern
, size
, maxnames
)
6733 Lisp_Object pattern
;
6737 Lisp_Object patterns
, key
= Qnil
, tem
, tpat
;
6738 Lisp_Object list
= Qnil
, newlist
= Qnil
, second_best
= Qnil
;
6739 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
6742 patterns
= Fassoc (pattern
, Valternate_fontname_alist
);
6743 if (NILP (patterns
))
6744 patterns
= Fcons (pattern
, Qnil
);
6746 for (; CONSP (patterns
); patterns
= XCDR (patterns
))
6751 tpat
= XCAR (patterns
);
6753 if (!STRINGP (tpat
))
6756 /* Avoid expensive EnumFontFamilies functions if we are not
6757 going to be able to output one of these anyway. */
6758 codepage
= w32_codepage_for_font (XSTRING (tpat
)->data
);
6759 if (codepage
!= CP_8BIT
&& codepage
!= CP_UNICODE
6760 && codepage
!= CP_DEFAULT
&& codepage
!= CP_UNKNOWN
6761 && !IsValidCodePage(codepage
))
6764 /* See if we cached the result for this particular query.
6765 The cache is an alist of the form:
6766 ((PATTERN (FONTNAME . WIDTH) ...) ...)
6768 if (tem
= XCDR (dpyinfo
->name_list_element
),
6769 !NILP (list
= Fassoc (tpat
, tem
)))
6771 list
= Fcdr_safe (list
);
6772 /* We have a cached list. Don't have to get the list again. */
6777 /* At first, put PATTERN in the cache. */
6783 /* Use EnumFontFamiliesEx where it is available, as it knows
6784 about character sets. Fall back to EnumFontFamilies for
6785 older versions of NT that don't support the 'Ex function. */
6786 x_to_w32_font (XSTRING (tpat
)->data
, &ef
.logfont
);
6788 LOGFONT font_match_pattern
;
6789 HMODULE gdi32
= GetModuleHandle ("gdi32.dll");
6790 FARPROC enum_font_families_ex
6791 = GetProcAddress ( gdi32
, "EnumFontFamiliesExA");
6793 /* We do our own pattern matching so we can handle wildcards. */
6794 font_match_pattern
.lfFaceName
[0] = 0;
6795 font_match_pattern
.lfPitchAndFamily
= 0;
6796 /* We can use the charset, because if it is a wildcard it will
6797 be DEFAULT_CHARSET anyway. */
6798 font_match_pattern
.lfCharSet
= ef
.logfont
.lfCharSet
;
6800 ef
.hdc
= GetDC (dpyinfo
->root_window
);
6802 if (enum_font_families_ex
)
6803 enum_font_families_ex (ef
.hdc
,
6804 &font_match_pattern
,
6805 (FONTENUMPROC
) enum_fontex_cb1
,
6808 EnumFontFamilies (ef
.hdc
, NULL
, (FONTENUMPROC
) enum_font_cb1
,
6811 ReleaseDC (dpyinfo
->root_window
, ef
.hdc
);
6816 /* Make a list of the fonts we got back.
6817 Store that in the font cache for the display. */
6818 XCDR (dpyinfo
->name_list_element
)
6819 = Fcons (Fcons (tpat
, list
),
6820 XCDR (dpyinfo
->name_list_element
));
6823 if (NILP (list
)) continue; /* Try the remaining alternatives. */
6825 newlist
= second_best
= Qnil
;
6827 /* Make a list of the fonts that have the right width. */
6828 for (; CONSP (list
); list
= XCDR (list
))
6835 if (NILP (XCAR (tem
)))
6839 newlist
= Fcons (XCAR (tem
), newlist
);
6841 if (n_fonts
>= maxnames
)
6846 if (!INTEGERP (XCDR (tem
)))
6848 /* Since we don't yet know the size of the font, we must
6849 load it and try GetTextMetrics. */
6850 W32FontStruct thisinfo
;
6855 if (!x_to_w32_font (XSTRING (XCAR (tem
))->data
, &lf
))
6859 thisinfo
.bdf
= NULL
;
6860 thisinfo
.hfont
= CreateFontIndirect (&lf
);
6861 if (thisinfo
.hfont
== NULL
)
6864 hdc
= GetDC (dpyinfo
->root_window
);
6865 oldobj
= SelectObject (hdc
, thisinfo
.hfont
);
6866 if (GetTextMetrics (hdc
, &thisinfo
.tm
))
6867 XCDR (tem
) = make_number (FONT_WIDTH (&thisinfo
));
6869 XCDR (tem
) = make_number (0);
6870 SelectObject (hdc
, oldobj
);
6871 ReleaseDC (dpyinfo
->root_window
, hdc
);
6872 DeleteObject(thisinfo
.hfont
);
6875 found_size
= XINT (XCDR (tem
));
6876 if (found_size
== size
)
6878 newlist
= Fcons (XCAR (tem
), newlist
);
6880 if (n_fonts
>= maxnames
)
6883 /* keep track of the closest matching size in case
6884 no exact match is found. */
6885 else if (found_size
> 0)
6887 if (NILP (second_best
))
6890 else if (found_size
< size
)
6892 if (XINT (XCDR (second_best
)) > size
6893 || XINT (XCDR (second_best
)) < found_size
)
6898 if (XINT (XCDR (second_best
)) > size
6899 && XINT (XCDR (second_best
)) >
6906 if (!NILP (newlist
))
6908 else if (!NILP (second_best
))
6910 newlist
= Fcons (XCAR (second_best
), Qnil
);
6915 /* Include any bdf fonts. */
6916 if (n_fonts
< maxnames
)
6918 Lisp_Object combined
[2];
6919 combined
[0] = w32_list_bdf_fonts (pattern
, maxnames
- n_fonts
);
6920 combined
[1] = newlist
;
6921 newlist
= Fnconc(2, combined
);
6924 /* If we can't find a font that matches, check if Windows would be
6925 able to synthesize it from a different style. */
6926 if (NILP (newlist
) && !NILP (Vw32_enable_synthesized_fonts
))
6927 newlist
= w32_list_synthesized_fonts (f
, pattern
, size
, maxnames
);
6933 w32_list_synthesized_fonts (f
, pattern
, size
, max_names
)
6935 Lisp_Object pattern
;
6940 char *full_pattn
, *new_pattn
, foundary
[50], family
[50], *pattn_part2
;
6941 char style
[20], slant
;
6942 Lisp_Object matches
, tem
, synthed_matches
= Qnil
;
6944 full_pattn
= XSTRING (pattern
)->data
;
6946 pattn_part2
= alloca (XSTRING (pattern
)->size
);
6947 /* Allow some space for wildcard expansion. */
6948 new_pattn
= alloca (XSTRING (pattern
)->size
+ 100);
6950 fields
= sscanf (full_pattn
, "-%49[^-]-%49[^-]-%19[^-]-%c-%s",
6951 foundary
, family
, style
, &slant
, pattn_part2
);
6952 if (fields
== EOF
|| fields
< 5)
6955 /* If the style and slant are wildcards already there is no point
6956 checking again (and we don't want to keep recursing). */
6957 if (*style
== '*' && slant
== '*')
6960 sprintf (new_pattn
, "-%s-%s-*-*-%s", foundary
, family
, pattn_part2
);
6962 matches
= w32_list_fonts (f
, build_string (new_pattn
), size
, max_names
);
6964 for ( ; CONSP (matches
); matches
= XCDR (matches
))
6966 tem
= XCAR (matches
);
6970 full_pattn
= XSTRING (tem
)->data
;
6971 fields
= sscanf (full_pattn
, "-%49[^-]-%49[^-]-%*[^-]-%*c-%s",
6972 foundary
, family
, pattn_part2
);
6973 if (fields
== EOF
|| fields
< 3)
6976 sprintf (new_pattn
, "-%s-%s-%s-%c-%s", foundary
, family
, style
,
6977 slant
, pattn_part2
);
6979 synthed_matches
= Fcons (build_string (new_pattn
),
6983 return synthed_matches
;
6987 /* Return a pointer to struct font_info of font FONT_IDX of frame F. */
6989 w32_get_font_info (f
, font_idx
)
6993 return (FRAME_W32_FONT_TABLE (f
) + font_idx
);
6998 w32_query_font (struct frame
*f
, char *fontname
)
7001 struct font_info
*pfi
;
7003 pfi
= FRAME_W32_FONT_TABLE (f
);
7005 for (i
= 0; i
< one_w32_display_info
.n_fonts
;i
++, pfi
++)
7007 if (strcmp(pfi
->name
, fontname
) == 0) return pfi
;
7013 /* Find a CCL program for a font specified by FONTP, and set the member
7014 `encoder' of the structure. */
7017 w32_find_ccl_program (fontp
)
7018 struct font_info
*fontp
;
7020 Lisp_Object list
, elt
;
7022 for (list
= Vfont_ccl_encoder_alist
; CONSP (list
); list
= XCDR (list
))
7026 && STRINGP (XCAR (elt
))
7027 && (fast_c_string_match_ignore_case (XCAR (elt
), fontp
->name
)
7033 struct ccl_program
*ccl
7034 = (struct ccl_program
*) xmalloc (sizeof (struct ccl_program
));
7036 if (setup_ccl_program (ccl
, XCDR (elt
)) < 0)
7039 fontp
->font_encoder
= ccl
;
7044 /* Find BDF files in a specified directory. (use GCPRO when calling,
7045 as this calls lisp to get a directory listing). */
7047 w32_find_bdf_fonts_in_dir (Lisp_Object directory
)
7049 Lisp_Object filelist
, list
= Qnil
;
7052 if (!STRINGP(directory
))
7055 filelist
= Fdirectory_files (directory
, Qt
,
7056 build_string (".*\\.[bB][dD][fF]"), Qt
);
7058 for ( ; CONSP(filelist
); filelist
= XCDR (filelist
))
7060 Lisp_Object filename
= XCAR (filelist
);
7061 if (w32_BDF_to_x_font (XSTRING (filename
)->data
, fontname
, 100))
7062 store_in_alist (&list
, build_string (fontname
), filename
);
7067 DEFUN ("w32-find-bdf-fonts", Fw32_find_bdf_fonts
, Sw32_find_bdf_fonts
,
7069 "Return a list of BDF fonts in DIR, suitable for appending to\n\
7070 w32-bdf-filename-alist. Fonts which do not contain an xlfd description\n\
7071 will not be included in the list. DIR may be a list of directories.")
7073 Lisp_Object directory
;
7075 Lisp_Object list
= Qnil
;
7076 struct gcpro gcpro1
, gcpro2
;
7078 if (!CONSP (directory
))
7079 return w32_find_bdf_fonts_in_dir (directory
);
7081 for ( ; CONSP (directory
); directory
= XCDR (directory
))
7083 Lisp_Object pair
[2];
7086 GCPRO2 (directory
, list
);
7087 pair
[1] = w32_find_bdf_fonts_in_dir( XCAR (directory
) );
7088 list
= Fnconc( 2, pair
);
7095 DEFUN ("xw-color-defined-p", Fxw_color_defined_p
, Sxw_color_defined_p
, 1, 2, 0,
7096 "Internal function called by `color-defined-p', which see.")
7098 Lisp_Object color
, frame
;
7101 FRAME_PTR f
= check_x_frame (frame
);
7103 CHECK_STRING (color
, 1);
7105 if (w32_defined_color (f
, XSTRING (color
)->data
, &foo
, 0))
7111 DEFUN ("xw-color-values", Fxw_color_values
, Sxw_color_values
, 1, 2, 0,
7112 "Internal function called by `color-values', which see.")
7114 Lisp_Object color
, frame
;
7117 FRAME_PTR f
= check_x_frame (frame
);
7119 CHECK_STRING (color
, 1);
7121 if (w32_defined_color (f
, XSTRING (color
)->data
, &foo
, 0))
7125 rgb
[0] = make_number ((GetRValue (foo
.pixel
) << 8)
7126 | GetRValue (foo
.pixel
));
7127 rgb
[1] = make_number ((GetGValue (foo
.pixel
) << 8)
7128 | GetGValue (foo
.pixel
));
7129 rgb
[2] = make_number ((GetBValue (foo
.pixel
) << 8)
7130 | GetBValue (foo
.pixel
));
7131 return Flist (3, rgb
);
7137 DEFUN ("xw-display-color-p", Fxw_display_color_p
, Sxw_display_color_p
, 0, 1, 0,
7138 "Internal function called by `display-color-p', which see.")
7140 Lisp_Object display
;
7142 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7144 if ((dpyinfo
->n_planes
* dpyinfo
->n_cbits
) <= 2)
7150 DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p
, Sx_display_grayscale_p
,
7152 "Return t if the X display supports shades of gray.\n\
7153 Note that color displays do support shades of gray.\n\
7154 The optional argument DISPLAY specifies which display to ask about.\n\
7155 DISPLAY should be either a frame or a display name (a string).\n\
7156 If omitted or nil, that stands for the selected frame's display.")
7158 Lisp_Object display
;
7160 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7162 if ((dpyinfo
->n_planes
* dpyinfo
->n_cbits
) <= 1)
7168 DEFUN ("x-display-pixel-width", Fx_display_pixel_width
, Sx_display_pixel_width
,
7170 "Returns the width in pixels of the X display DISPLAY.\n\
7171 The optional argument DISPLAY specifies which display to ask about.\n\
7172 DISPLAY should be either a frame or a display name (a string).\n\
7173 If omitted or nil, that stands for the selected frame's display.")
7175 Lisp_Object display
;
7177 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7179 return make_number (dpyinfo
->width
);
7182 DEFUN ("x-display-pixel-height", Fx_display_pixel_height
,
7183 Sx_display_pixel_height
, 0, 1, 0,
7184 "Returns the height in pixels of the X display DISPLAY.\n\
7185 The optional argument DISPLAY specifies which display to ask about.\n\
7186 DISPLAY should be either a frame or a display name (a string).\n\
7187 If omitted or nil, that stands for the selected frame's display.")
7189 Lisp_Object display
;
7191 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7193 return make_number (dpyinfo
->height
);
7196 DEFUN ("x-display-planes", Fx_display_planes
, Sx_display_planes
,
7198 "Returns the number of bitplanes of the display DISPLAY.\n\
7199 The optional argument DISPLAY specifies which display to ask about.\n\
7200 DISPLAY should be either a frame or a display name (a string).\n\
7201 If omitted or nil, that stands for the selected frame's display.")
7203 Lisp_Object display
;
7205 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7207 return make_number (dpyinfo
->n_planes
* dpyinfo
->n_cbits
);
7210 DEFUN ("x-display-color-cells", Fx_display_color_cells
, Sx_display_color_cells
,
7212 "Returns the number of color cells of the display DISPLAY.\n\
7213 The optional argument DISPLAY specifies which display to ask about.\n\
7214 DISPLAY should be either a frame or a display name (a string).\n\
7215 If omitted or nil, that stands for the selected frame's display.")
7217 Lisp_Object display
;
7219 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7223 hdc
= GetDC (dpyinfo
->root_window
);
7224 if (dpyinfo
->has_palette
)
7225 cap
= GetDeviceCaps (hdc
,SIZEPALETTE
);
7227 cap
= GetDeviceCaps (hdc
,NUMCOLORS
);
7230 cap
= 1 << (dpyinfo
->n_planes
* dpyinfo
->n_cbits
);
7232 ReleaseDC (dpyinfo
->root_window
, hdc
);
7234 return make_number (cap
);
7237 DEFUN ("x-server-max-request-size", Fx_server_max_request_size
,
7238 Sx_server_max_request_size
,
7240 "Returns the maximum request size of the server of display DISPLAY.\n\
7241 The optional argument DISPLAY specifies which display to ask about.\n\
7242 DISPLAY should be either a frame or a display name (a string).\n\
7243 If omitted or nil, that stands for the selected frame's display.")
7245 Lisp_Object display
;
7247 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7249 return make_number (1);
7252 DEFUN ("x-server-vendor", Fx_server_vendor
, Sx_server_vendor
, 0, 1, 0,
7253 "Returns the vendor ID string of the W32 system (Microsoft).\n\
7254 The optional argument DISPLAY specifies which display to ask about.\n\
7255 DISPLAY should be either a frame or a display name (a string).\n\
7256 If omitted or nil, that stands for the selected frame's display.")
7258 Lisp_Object display
;
7260 return build_string ("Microsoft Corp.");
7263 DEFUN ("x-server-version", Fx_server_version
, Sx_server_version
, 0, 1, 0,
7264 "Returns the version numbers of the server of display DISPLAY.\n\
7265 The value is a list of three integers: the major and minor\n\
7266 version numbers, and the vendor-specific release\n\
7267 number. See also the function `x-server-vendor'.\n\n\
7268 The optional argument DISPLAY specifies which display to ask about.\n\
7269 DISPLAY should be either a frame or a display name (a string).\n\
7270 If omitted or nil, that stands for the selected frame's display.")
7272 Lisp_Object display
;
7274 return Fcons (make_number (w32_major_version
),
7275 Fcons (make_number (w32_minor_version
),
7276 Fcons (make_number (w32_build_number
), Qnil
)));
7279 DEFUN ("x-display-screens", Fx_display_screens
, Sx_display_screens
, 0, 1, 0,
7280 "Returns the number of screens on the server of display DISPLAY.\n\
7281 The optional argument DISPLAY specifies which display to ask about.\n\
7282 DISPLAY should be either a frame or a display name (a string).\n\
7283 If omitted or nil, that stands for the selected frame's display.")
7285 Lisp_Object display
;
7287 return make_number (1);
7290 DEFUN ("x-display-mm-height", Fx_display_mm_height
, Sx_display_mm_height
, 0, 1, 0,
7291 "Returns the height in millimeters of the X display DISPLAY.\n\
7292 The optional argument DISPLAY specifies which display to ask about.\n\
7293 DISPLAY should be either a frame or a display name (a string).\n\
7294 If omitted or nil, that stands for the selected frame's display.")
7296 Lisp_Object display
;
7298 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7302 hdc
= GetDC (dpyinfo
->root_window
);
7304 cap
= GetDeviceCaps (hdc
, VERTSIZE
);
7306 ReleaseDC (dpyinfo
->root_window
, hdc
);
7308 return make_number (cap
);
7311 DEFUN ("x-display-mm-width", Fx_display_mm_width
, Sx_display_mm_width
, 0, 1, 0,
7312 "Returns the width in millimeters of the X display DISPLAY.\n\
7313 The optional argument DISPLAY specifies which display to ask about.\n\
7314 DISPLAY should be either a frame or a display name (a string).\n\
7315 If omitted or nil, that stands for the selected frame's display.")
7317 Lisp_Object display
;
7319 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7324 hdc
= GetDC (dpyinfo
->root_window
);
7326 cap
= GetDeviceCaps (hdc
, HORZSIZE
);
7328 ReleaseDC (dpyinfo
->root_window
, hdc
);
7330 return make_number (cap
);
7333 DEFUN ("x-display-backing-store", Fx_display_backing_store
,
7334 Sx_display_backing_store
, 0, 1, 0,
7335 "Returns an indication of whether display DISPLAY does backing store.\n\
7336 The value may be `always', `when-mapped', or `not-useful'.\n\
7337 The optional argument DISPLAY specifies which display to ask about.\n\
7338 DISPLAY should be either a frame or a display name (a string).\n\
7339 If omitted or nil, that stands for the selected frame's display.")
7341 Lisp_Object display
;
7343 return intern ("not-useful");
7346 DEFUN ("x-display-visual-class", Fx_display_visual_class
,
7347 Sx_display_visual_class
, 0, 1, 0,
7348 "Returns the visual class of the display DISPLAY.\n\
7349 The value is one of the symbols `static-gray', `gray-scale',\n\
7350 `static-color', `pseudo-color', `true-color', or `direct-color'.\n\n\
7351 The optional argument DISPLAY specifies which display to ask about.\n\
7352 DISPLAY should be either a frame or a display name (a string).\n\
7353 If omitted or nil, that stands for the selected frame's display.")
7355 Lisp_Object display
;
7357 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7358 Lisp_Object result
= Qnil
;
7360 if (dpyinfo
->has_palette
)
7361 result
= intern ("pseudo-color");
7362 else if (dpyinfo
->n_planes
* dpyinfo
->n_cbits
== 1)
7363 result
= intern ("static-grey");
7364 else if (dpyinfo
->n_planes
* dpyinfo
->n_cbits
== 4)
7365 result
= intern ("static-color");
7366 else if (dpyinfo
->n_planes
* dpyinfo
->n_cbits
> 8)
7367 result
= intern ("true-color");
7372 DEFUN ("x-display-save-under", Fx_display_save_under
,
7373 Sx_display_save_under
, 0, 1, 0,
7374 "Returns t if the display DISPLAY supports the save-under feature.\n\
7375 The optional argument DISPLAY specifies which display to ask about.\n\
7376 DISPLAY should be either a frame or a display name (a string).\n\
7377 If omitted or nil, that stands for the selected frame's display.")
7379 Lisp_Object display
;
7386 register struct frame
*f
;
7388 return PIXEL_WIDTH (f
);
7393 register struct frame
*f
;
7395 return PIXEL_HEIGHT (f
);
7400 register struct frame
*f
;
7402 return FONT_WIDTH (f
->output_data
.w32
->font
);
7407 register struct frame
*f
;
7409 return f
->output_data
.w32
->line_height
;
7414 register struct frame
*f
;
7416 return FRAME_W32_DISPLAY_INFO (f
)->n_planes
;
7419 /* Return the display structure for the display named NAME.
7420 Open a new connection if necessary. */
7422 struct w32_display_info
*
7423 x_display_info_for_name (name
)
7427 struct w32_display_info
*dpyinfo
;
7429 CHECK_STRING (name
, 0);
7431 for (dpyinfo
= &one_w32_display_info
, names
= w32_display_name_list
;
7433 dpyinfo
= dpyinfo
->next
, names
= XCDR (names
))
7436 tem
= Fstring_equal (XCAR (XCAR (names
)), name
);
7441 /* Use this general default value to start with. */
7442 Vx_resource_name
= Vinvocation_name
;
7444 validate_x_resource_name ();
7446 dpyinfo
= w32_term_init (name
, (unsigned char *)0,
7447 (char *) XSTRING (Vx_resource_name
)->data
);
7450 error ("Cannot connect to server %s", XSTRING (name
)->data
);
7453 XSETFASTINT (Vwindow_system_version
, 3);
7458 DEFUN ("x-open-connection", Fx_open_connection
, Sx_open_connection
,
7459 1, 3, 0, "Open a connection to a server.\n\
7460 DISPLAY is the name of the display to connect to.\n\
7461 Optional second arg XRM-STRING is a string of resources in xrdb format.\n\
7462 If the optional third arg MUST-SUCCEED is non-nil,\n\
7463 terminate Emacs if we can't open the connection.")
7464 (display
, xrm_string
, must_succeed
)
7465 Lisp_Object display
, xrm_string
, must_succeed
;
7467 unsigned char *xrm_option
;
7468 struct w32_display_info
*dpyinfo
;
7470 CHECK_STRING (display
, 0);
7471 if (! NILP (xrm_string
))
7472 CHECK_STRING (xrm_string
, 1);
7474 if (! EQ (Vwindow_system
, intern ("w32")))
7475 error ("Not using Microsoft Windows");
7477 /* Allow color mapping to be defined externally; first look in user's
7478 HOME directory, then in Emacs etc dir for a file called rgb.txt. */
7480 Lisp_Object color_file
;
7481 struct gcpro gcpro1
;
7483 color_file
= build_string("~/rgb.txt");
7485 GCPRO1 (color_file
);
7487 if (NILP (Ffile_readable_p (color_file
)))
7489 Fexpand_file_name (build_string ("rgb.txt"),
7490 Fsymbol_value (intern ("data-directory")));
7492 Vw32_color_map
= Fw32_load_color_file (color_file
);
7496 if (NILP (Vw32_color_map
))
7497 Vw32_color_map
= Fw32_default_color_map ();
7499 if (! NILP (xrm_string
))
7500 xrm_option
= (unsigned char *) XSTRING (xrm_string
)->data
;
7502 xrm_option
= (unsigned char *) 0;
7504 /* Use this general default value to start with. */
7505 /* First remove .exe suffix from invocation-name - it looks ugly. */
7507 char basename
[ MAX_PATH
], *str
;
7509 strcpy (basename
, XSTRING (Vinvocation_name
)->data
);
7510 str
= strrchr (basename
, '.');
7512 Vinvocation_name
= build_string (basename
);
7514 Vx_resource_name
= Vinvocation_name
;
7516 validate_x_resource_name ();
7518 /* This is what opens the connection and sets x_current_display.
7519 This also initializes many symbols, such as those used for input. */
7520 dpyinfo
= w32_term_init (display
, xrm_option
,
7521 (char *) XSTRING (Vx_resource_name
)->data
);
7525 if (!NILP (must_succeed
))
7526 fatal ("Cannot connect to server %s.\n",
7527 XSTRING (display
)->data
);
7529 error ("Cannot connect to server %s", XSTRING (display
)->data
);
7534 XSETFASTINT (Vwindow_system_version
, 3);
7538 DEFUN ("x-close-connection", Fx_close_connection
,
7539 Sx_close_connection
, 1, 1, 0,
7540 "Close the connection to DISPLAY's server.\n\
7541 For DISPLAY, specify either a frame or a display name (a string).\n\
7542 If DISPLAY is nil, that stands for the selected frame's display.")
7544 Lisp_Object display
;
7546 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7549 if (dpyinfo
->reference_count
> 0)
7550 error ("Display still has frames on it");
7553 /* Free the fonts in the font table. */
7554 for (i
= 0; i
< dpyinfo
->n_fonts
; i
++)
7555 if (dpyinfo
->font_table
[i
].name
)
7557 if (dpyinfo
->font_table
[i
].name
!= dpyinfo
->font_table
[i
].full_name
)
7558 xfree (dpyinfo
->font_table
[i
].full_name
);
7559 xfree (dpyinfo
->font_table
[i
].name
);
7560 w32_unload_font (dpyinfo
, dpyinfo
->font_table
[i
].font
);
7562 x_destroy_all_bitmaps (dpyinfo
);
7564 x_delete_display (dpyinfo
);
7570 DEFUN ("x-display-list", Fx_display_list
, Sx_display_list
, 0, 0, 0,
7571 "Return the list of display names that Emacs has connections to.")
7574 Lisp_Object tail
, result
;
7577 for (tail
= w32_display_name_list
; ! NILP (tail
); tail
= XCDR (tail
))
7578 result
= Fcons (XCAR (XCAR (tail
)), result
);
7583 DEFUN ("x-synchronize", Fx_synchronize
, Sx_synchronize
, 1, 2, 0,
7584 "If ON is non-nil, report errors as soon as the erring request is made.\n\
7585 If ON is nil, allow buffering of requests.\n\
7586 This is a noop on W32 systems.\n\
7587 The optional second argument DISPLAY specifies which display to act on.\n\
7588 DISPLAY should be either a frame or a display name (a string).\n\
7589 If DISPLAY is omitted or nil, that stands for the selected frame's display.")
7591 Lisp_Object display
, on
;
7598 /***********************************************************************
7600 ***********************************************************************/
7602 /* Value is the number of elements of vector VECTOR. */
7604 #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR))
7606 /* List of supported image types. Use define_image_type to add new
7607 types. Use lookup_image_type to find a type for a given symbol. */
7609 static struct image_type
*image_types
;
7611 /* The symbol `image' which is the car of the lists used to represent
7614 extern Lisp_Object Qimage
;
7616 /* The symbol `xbm' which is used as the type symbol for XBM images. */
7622 extern Lisp_Object QCwidth
, QCheight
, QCforeground
, QCbackground
, QCfile
;
7623 extern Lisp_Object QCdata
;
7624 Lisp_Object QCtype
, QCascent
, QCmargin
, QCrelief
;
7625 Lisp_Object QCconversion
, QCcolor_symbols
, QCheuristic_mask
;
7626 Lisp_Object QCindex
;
7628 /* Other symbols. */
7630 Lisp_Object Qlaplace
;
7632 /* Time in seconds after which images should be removed from the cache
7633 if not displayed. */
7635 Lisp_Object Vimage_cache_eviction_delay
;
7637 /* Function prototypes. */
7639 static void define_image_type
P_ ((struct image_type
*type
));
7640 static struct image_type
*lookup_image_type
P_ ((Lisp_Object symbol
));
7641 static void image_error
P_ ((char *format
, Lisp_Object
, Lisp_Object
));
7642 static void x_laplace
P_ ((struct frame
*, struct image
*));
7643 static int x_build_heuristic_mask
P_ ((struct frame
*, struct image
*,
7647 /* Define a new image type from TYPE. This adds a copy of TYPE to
7648 image_types and adds the symbol *TYPE->type to Vimage_types. */
7651 define_image_type (type
)
7652 struct image_type
*type
;
7654 /* Make a copy of TYPE to avoid a bus error in a dumped Emacs.
7655 The initialized data segment is read-only. */
7656 struct image_type
*p
= (struct image_type
*) xmalloc (sizeof *p
);
7657 bcopy (type
, p
, sizeof *p
);
7658 p
->next
= image_types
;
7660 Vimage_types
= Fcons (*p
->type
, Vimage_types
);
7664 /* Look up image type SYMBOL, and return a pointer to its image_type
7665 structure. Value is null if SYMBOL is not a known image type. */
7667 static INLINE
struct image_type
*
7668 lookup_image_type (symbol
)
7671 struct image_type
*type
;
7673 for (type
= image_types
; type
; type
= type
->next
)
7674 if (EQ (symbol
, *type
->type
))
7681 /* Value is non-zero if OBJECT is a valid Lisp image specification. A
7682 valid image specification is a list whose car is the symbol
7683 `image', and whose rest is a property list. The property list must
7684 contain a value for key `:type'. That value must be the name of a
7685 supported image type. The rest of the property list depends on the
7689 valid_image_p (object
)
7694 if (CONSP (object
) && EQ (XCAR (object
), Qimage
))
7696 Lisp_Object symbol
= Fplist_get (XCDR (object
), QCtype
);
7697 struct image_type
*type
= lookup_image_type (symbol
);
7700 valid_p
= type
->valid_p (object
);
7707 /* Log error message with format string FORMAT and argument ARG.
7708 Signaling an error, e.g. when an image cannot be loaded, is not a
7709 good idea because this would interrupt redisplay, and the error
7710 message display would lead to another redisplay. This function
7711 therefore simply displays a message. */
7714 image_error (format
, arg1
, arg2
)
7716 Lisp_Object arg1
, arg2
;
7718 add_to_log (format
, arg1
, arg2
);
7723 /***********************************************************************
7724 Image specifications
7725 ***********************************************************************/
7727 enum image_value_type
7729 IMAGE_DONT_CHECK_VALUE_TYPE
,
7732 IMAGE_POSITIVE_INTEGER_VALUE
,
7733 IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
,
7734 IMAGE_NON_NEGATIVE_INTEGER_VALUE
,
7736 IMAGE_INTEGER_VALUE
,
7737 IMAGE_FUNCTION_VALUE
,
7742 /* Structure used when parsing image specifications. */
7744 struct image_keyword
7746 /* Name of keyword. */
7749 /* The type of value allowed. */
7750 enum image_value_type type
;
7752 /* Non-zero means key must be present. */
7755 /* Used to recognize duplicate keywords in a property list. */
7758 /* The value that was found. */
7763 static int parse_image_spec
P_ ((Lisp_Object
, struct image_keyword
*,
7765 static Lisp_Object image_spec_value
P_ ((Lisp_Object
, Lisp_Object
, int *));
7768 /* Parse image spec SPEC according to KEYWORDS. A valid image spec
7769 has the format (image KEYWORD VALUE ...). One of the keyword/
7770 value pairs must be `:type TYPE'. KEYWORDS is a vector of
7771 image_keywords structures of size NKEYWORDS describing other
7772 allowed keyword/value pairs. Value is non-zero if SPEC is valid. */
7775 parse_image_spec (spec
, keywords
, nkeywords
, type
)
7777 struct image_keyword
*keywords
;
7784 if (!CONSP (spec
) || !EQ (XCAR (spec
), Qimage
))
7787 plist
= XCDR (spec
);
7788 while (CONSP (plist
))
7790 Lisp_Object key
, value
;
7792 /* First element of a pair must be a symbol. */
7794 plist
= XCDR (plist
);
7798 /* There must follow a value. */
7801 value
= XCAR (plist
);
7802 plist
= XCDR (plist
);
7804 /* Find key in KEYWORDS. Error if not found. */
7805 for (i
= 0; i
< nkeywords
; ++i
)
7806 if (strcmp (keywords
[i
].name
, XSYMBOL (key
)->name
->data
) == 0)
7812 /* Record that we recognized the keyword. If a keywords
7813 was found more than once, it's an error. */
7814 keywords
[i
].value
= value
;
7815 ++keywords
[i
].count
;
7817 if (keywords
[i
].count
> 1)
7820 /* Check type of value against allowed type. */
7821 switch (keywords
[i
].type
)
7823 case IMAGE_STRING_VALUE
:
7824 if (!STRINGP (value
))
7828 case IMAGE_SYMBOL_VALUE
:
7829 if (!SYMBOLP (value
))
7833 case IMAGE_POSITIVE_INTEGER_VALUE
:
7834 if (!INTEGERP (value
) || XINT (value
) <= 0)
7838 case IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
:
7839 if (INTEGERP (value
) && XINT (value
) >= 0)
7842 && INTEGERP (XCAR (value
)) && INTEGERP (XCDR (value
))
7843 && XINT (XCAR (value
)) >= 0 && XINT (XCDR (value
)) >= 0)
7847 case IMAGE_ASCENT_VALUE
:
7848 if (SYMBOLP (value
) && EQ (value
, Qcenter
))
7850 else if (INTEGERP (value
)
7851 && XINT (value
) >= 0
7852 && XINT (value
) <= 100)
7856 case IMAGE_NON_NEGATIVE_INTEGER_VALUE
:
7857 if (!INTEGERP (value
) || XINT (value
) < 0)
7861 case IMAGE_DONT_CHECK_VALUE_TYPE
:
7864 case IMAGE_FUNCTION_VALUE
:
7865 value
= indirect_function (value
);
7867 || COMPILEDP (value
)
7868 || (CONSP (value
) && EQ (XCAR (value
), Qlambda
)))
7872 case IMAGE_NUMBER_VALUE
:
7873 if (!INTEGERP (value
) && !FLOATP (value
))
7877 case IMAGE_INTEGER_VALUE
:
7878 if (!INTEGERP (value
))
7882 case IMAGE_BOOL_VALUE
:
7883 if (!NILP (value
) && !EQ (value
, Qt
))
7892 if (EQ (key
, QCtype
) && !EQ (type
, value
))
7896 /* Check that all mandatory fields are present. */
7897 for (i
= 0; i
< nkeywords
; ++i
)
7898 if (keywords
[i
].mandatory_p
&& keywords
[i
].count
== 0)
7901 return NILP (plist
);
7905 /* Return the value of KEY in image specification SPEC. Value is nil
7906 if KEY is not present in SPEC. if FOUND is not null, set *FOUND
7907 to 1 if KEY was found in SPEC, set it to 0 otherwise. */
7910 image_spec_value (spec
, key
, found
)
7911 Lisp_Object spec
, key
;
7916 xassert (valid_image_p (spec
));
7918 for (tail
= XCDR (spec
);
7919 CONSP (tail
) && CONSP (XCDR (tail
));
7920 tail
= XCDR (XCDR (tail
)))
7922 if (EQ (XCAR (tail
), key
))
7926 return XCAR (XCDR (tail
));
7938 /***********************************************************************
7939 Image type independent image structures
7940 ***********************************************************************/
7942 static struct image
*make_image
P_ ((Lisp_Object spec
, unsigned hash
));
7943 static void free_image
P_ ((struct frame
*f
, struct image
*img
));
7946 /* Allocate and return a new image structure for image specification
7947 SPEC. SPEC has a hash value of HASH. */
7949 static struct image
*
7950 make_image (spec
, hash
)
7954 struct image
*img
= (struct image
*) xmalloc (sizeof *img
);
7956 xassert (valid_image_p (spec
));
7957 bzero (img
, sizeof *img
);
7958 img
->type
= lookup_image_type (image_spec_value (spec
, QCtype
, NULL
));
7959 xassert (img
->type
!= NULL
);
7961 img
->data
.lisp_val
= Qnil
;
7962 img
->ascent
= DEFAULT_IMAGE_ASCENT
;
7968 /* Free image IMG which was used on frame F, including its resources. */
7977 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
7979 /* Remove IMG from the hash table of its cache. */
7981 img
->prev
->next
= img
->next
;
7983 c
->buckets
[img
->hash
% IMAGE_CACHE_BUCKETS_SIZE
] = img
->next
;
7986 img
->next
->prev
= img
->prev
;
7988 c
->images
[img
->id
] = NULL
;
7990 /* Free resources, then free IMG. */
7991 img
->type
->free (f
, img
);
7997 /* Prepare image IMG for display on frame F. Must be called before
7998 drawing an image. */
8001 prepare_image_for_display (f
, img
)
8007 /* We're about to display IMG, so set its timestamp to `now'. */
8009 img
->timestamp
= EMACS_SECS (t
);
8011 /* If IMG doesn't have a pixmap yet, load it now, using the image
8012 type dependent loader function. */
8013 if (img
->pixmap
== 0 && !img
->load_failed_p
)
8014 img
->load_failed_p
= img
->type
->load (f
, img
) == 0;
8018 /* Value is the number of pixels for the ascent of image IMG when
8019 drawn in face FACE. */
8022 image_ascent (img
, face
)
8026 int height
= img
->height
+ img
->vmargin
;
8029 if (img
->ascent
== CENTERED_IMAGE_ASCENT
)
8032 ascent
= height
/ 2 - (FONT_DESCENT(face
->font
)
8033 - FONT_BASE(face
->font
)) / 2;
8035 ascent
= height
/ 2;
8038 ascent
= height
* img
->ascent
/ 100.0;
8045 /***********************************************************************
8046 Helper functions for X image types
8047 ***********************************************************************/
8049 static void x_clear_image
P_ ((struct frame
*f
, struct image
*img
));
8050 static unsigned long x_alloc_image_color
P_ ((struct frame
*f
,
8052 Lisp_Object color_name
,
8053 unsigned long dflt
));
8055 /* Free X resources of image IMG which is used on frame F. */
8058 x_clear_image (f
, img
)
8062 #if 0 /* TODO: W32 image support */
8067 XFreePixmap (NULL
, img
->pixmap
);
8074 int class = FRAME_W32_DISPLAY_INFO (f
)->visual
->class;
8076 /* If display has an immutable color map, freeing colors is not
8077 necessary and some servers don't allow it. So don't do it. */
8078 if (class != StaticColor
8079 && class != StaticGray
8080 && class != TrueColor
)
8084 cmap
= DefaultColormapOfScreen (FRAME_W32_DISPLAY_INFO (f
)->screen
);
8085 XFreeColors (FRAME_W32_DISPLAY (f
), cmap
, img
->colors
,
8090 xfree (img
->colors
);
8098 /* Allocate color COLOR_NAME for image IMG on frame F. If color
8099 cannot be allocated, use DFLT. Add a newly allocated color to
8100 IMG->colors, so that it can be freed again. Value is the pixel
8103 static unsigned long
8104 x_alloc_image_color (f
, img
, color_name
, dflt
)
8107 Lisp_Object color_name
;
8110 #if 0 /* TODO: allocing colors. */
8112 unsigned long result
;
8114 xassert (STRINGP (color_name
));
8116 if (w32_defined_color (f
, XSTRING (color_name
)->data
, &color
, 1))
8118 /* This isn't called frequently so we get away with simply
8119 reallocating the color vector to the needed size, here. */
8122 (unsigned long *) xrealloc (img
->colors
,
8123 img
->ncolors
* sizeof *img
->colors
);
8124 img
->colors
[img
->ncolors
- 1] = color
.pixel
;
8125 result
= color
.pixel
;
8136 /***********************************************************************
8138 ***********************************************************************/
8140 static void cache_image
P_ ((struct frame
*f
, struct image
*img
));
8143 /* Return a new, initialized image cache that is allocated from the
8144 heap. Call free_image_cache to free an image cache. */
8146 struct image_cache
*
8149 struct image_cache
*c
= (struct image_cache
*) xmalloc (sizeof *c
);
8152 bzero (c
, sizeof *c
);
8154 c
->images
= (struct image
**) xmalloc (c
->size
* sizeof *c
->images
);
8155 size
= IMAGE_CACHE_BUCKETS_SIZE
* sizeof *c
->buckets
;
8156 c
->buckets
= (struct image
**) xmalloc (size
);
8157 bzero (c
->buckets
, size
);
8162 /* Free image cache of frame F. Be aware that X frames share images
8166 free_image_cache (f
)
8169 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
8174 /* Cache should not be referenced by any frame when freed. */
8175 xassert (c
->refcount
== 0);
8177 for (i
= 0; i
< c
->used
; ++i
)
8178 free_image (f
, c
->images
[i
]);
8182 FRAME_X_IMAGE_CACHE (f
) = NULL
;
8187 /* Clear image cache of frame F. FORCE_P non-zero means free all
8188 images. FORCE_P zero means clear only images that haven't been
8189 displayed for some time. Should be called from time to time to
8190 reduce the number of loaded images. If image-eviction-seconds is
8191 non-nil, this frees images in the cache which weren't displayed for
8192 at least that many seconds. */
8195 clear_image_cache (f
, force_p
)
8199 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
8201 if (c
&& INTEGERP (Vimage_cache_eviction_delay
))
8205 int i
, any_freed_p
= 0;
8208 old
= EMACS_SECS (t
) - XFASTINT (Vimage_cache_eviction_delay
);
8210 for (i
= 0; i
< c
->used
; ++i
)
8212 struct image
*img
= c
->images
[i
];
8215 || (img
->timestamp
> old
)))
8217 free_image (f
, img
);
8222 /* We may be clearing the image cache because, for example,
8223 Emacs was iconified for a longer period of time. In that
8224 case, current matrices may still contain references to
8225 images freed above. So, clear these matrices. */
8228 clear_current_matrices (f
);
8229 ++windows_or_buffers_changed
;
8235 DEFUN ("clear-image-cache", Fclear_image_cache
, Sclear_image_cache
,
8237 "Clear the image cache of FRAME.\n\
8238 FRAME nil or omitted means use the selected frame.\n\
8239 FRAME t means clear the image caches of all frames.")
8247 FOR_EACH_FRAME (tail
, frame
)
8248 if (FRAME_W32_P (XFRAME (frame
)))
8249 clear_image_cache (XFRAME (frame
), 1);
8252 clear_image_cache (check_x_frame (frame
), 1);
8258 /* Return the id of image with Lisp specification SPEC on frame F.
8259 SPEC must be a valid Lisp image specification (see valid_image_p). */
8262 lookup_image (f
, spec
)
8266 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
8270 struct gcpro gcpro1
;
8273 /* F must be a window-system frame, and SPEC must be a valid image
8275 xassert (FRAME_WINDOW_P (f
));
8276 xassert (valid_image_p (spec
));
8280 /* Look up SPEC in the hash table of the image cache. */
8281 hash
= sxhash (spec
, 0);
8282 i
= hash
% IMAGE_CACHE_BUCKETS_SIZE
;
8284 for (img
= c
->buckets
[i
]; img
; img
= img
->next
)
8285 if (img
->hash
== hash
&& !NILP (Fequal (img
->spec
, spec
)))
8288 /* If not found, create a new image and cache it. */
8292 img
= make_image (spec
, hash
);
8293 cache_image (f
, img
);
8294 img
->load_failed_p
= img
->type
->load (f
, img
) == 0;
8296 /* If we can't load the image, and we don't have a width and
8297 height, use some arbitrary width and height so that we can
8298 draw a rectangle for it. */
8299 if (img
->load_failed_p
)
8303 value
= image_spec_value (spec
, QCwidth
, NULL
);
8304 img
->width
= (INTEGERP (value
)
8305 ? XFASTINT (value
) : DEFAULT_IMAGE_WIDTH
);
8306 value
= image_spec_value (spec
, QCheight
, NULL
);
8307 img
->height
= (INTEGERP (value
)
8308 ? XFASTINT (value
) : DEFAULT_IMAGE_HEIGHT
);
8312 /* Handle image type independent image attributes
8313 `:ascent PERCENT', `:margin MARGIN', `:relief RELIEF'. */
8314 Lisp_Object ascent
, margin
, relief
;
8316 ascent
= image_spec_value (spec
, QCascent
, NULL
);
8317 if (INTEGERP (ascent
))
8318 img
->ascent
= XFASTINT (ascent
);
8319 else if (EQ (ascent
, Qcenter
))
8320 img
->ascent
= CENTERED_IMAGE_ASCENT
;
8322 margin
= image_spec_value (spec
, QCmargin
, NULL
);
8323 if (INTEGERP (margin
) && XINT (margin
) >= 0)
8324 img
->vmargin
= img
->hmargin
= XFASTINT (margin
);
8325 else if (CONSP (margin
) && INTEGERP (XCAR (margin
))
8326 && INTEGERP (XCDR (margin
)))
8328 if (XINT (XCAR (margin
)) > 0)
8329 img
->hmargin
= XFASTINT (XCAR (margin
));
8330 if (XINT (XCDR (margin
)) > 0)
8331 img
->vmargin
= XFASTINT (XCDR (margin
));
8334 relief
= image_spec_value (spec
, QCrelief
, NULL
);
8335 if (INTEGERP (relief
))
8337 img
->relief
= XINT (relief
);
8338 img
->hmargin
+= abs (img
->relief
);
8339 img
->vmargin
+= abs (img
->relief
);
8342 #if 0 /* TODO: image mask and algorithm. */
8343 /* Manipulation of the image's mask. */
8346 /* `:heuristic-mask t'
8348 means build a mask heuristically.
8349 `:heuristic-mask (R G B)'
8350 `:mask (heuristic (R G B))'
8351 means build a mask from color (R G B) in the
8354 means remove a mask, if any. */
8358 mask
= image_spec_value (spec
, QCheuristic_mask
, NULL
);
8360 x_build_heuristic_mask (f
, img
, mask
);
8365 mask
= image_spec_value (spec
, QCmask
, &found_p
);
8367 if (EQ (mask
, Qheuristic
))
8368 x_build_heuristic_mask (f
, img
, Qt
);
8369 else if (CONSP (mask
)
8370 && EQ (XCAR (mask
), Qheuristic
))
8372 if (CONSP (XCDR (mask
)))
8373 x_build_heuristic_mask (f
, img
, XCAR (XCDR (mask
)));
8375 x_build_heuristic_mask (f
, img
, XCDR (mask
));
8377 else if (NILP (mask
) && found_p
&& img
->mask
)
8379 XFreePixmap (FRAME_X_DISPLAY (f
), img
->mask
);
8385 /* Should we apply an image transformation algorithm? */
8388 Lisp_Object conversion
;
8390 algorithm
= image_spec_value (spec
, QCconversion
, NULL
);
8391 if (EQ (conversion
, Qdisabled
))
8392 x_disable_image (f
, img
);
8393 else if (EQ (conversion
, Qlaplace
))
8395 else if (EQ (conversion
, Qemboss
))
8397 else if (CONSP (conversion
)
8398 && EQ (XCAR (conversion
), Qedge_detection
))
8401 tem
= XCDR (conversion
);
8403 x_edge_detection (f
, img
,
8404 Fplist_get (tem
, QCmatrix
),
8405 Fplist_get (tem
, QCcolor_adjustment
));
8411 xassert (!interrupt_input_blocked
);
8414 /* We're using IMG, so set its timestamp to `now'. */
8415 EMACS_GET_TIME (now
);
8416 img
->timestamp
= EMACS_SECS (now
);
8420 /* Value is the image id. */
8425 /* Cache image IMG in the image cache of frame F. */
8428 cache_image (f
, img
)
8432 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
8435 /* Find a free slot in c->images. */
8436 for (i
= 0; i
< c
->used
; ++i
)
8437 if (c
->images
[i
] == NULL
)
8440 /* If no free slot found, maybe enlarge c->images. */
8441 if (i
== c
->used
&& c
->used
== c
->size
)
8444 c
->images
= (struct image
**) xrealloc (c
->images
,
8445 c
->size
* sizeof *c
->images
);
8448 /* Add IMG to c->images, and assign IMG an id. */
8454 /* Add IMG to the cache's hash table. */
8455 i
= img
->hash
% IMAGE_CACHE_BUCKETS_SIZE
;
8456 img
->next
= c
->buckets
[i
];
8458 img
->next
->prev
= img
;
8460 c
->buckets
[i
] = img
;
8464 /* Call FN on every image in the image cache of frame F. Used to mark
8465 Lisp Objects in the image cache. */
8468 forall_images_in_image_cache (f
, fn
)
8470 void (*fn
) P_ ((struct image
*img
));
8472 if (FRAME_LIVE_P (f
) && FRAME_W32_P (f
))
8474 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
8478 for (i
= 0; i
< c
->used
; ++i
)
8487 /***********************************************************************
8489 ***********************************************************************/
8491 #if 0 /* TODO: W32 specific image code. */
8493 static int x_create_x_image_and_pixmap
P_ ((struct frame
*, int, int, int,
8494 XImage
**, Pixmap
*));
8495 static void x_destroy_x_image
P_ ((XImage
*));
8496 static void x_put_x_image
P_ ((struct frame
*, XImage
*, Pixmap
, int, int));
8499 /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on
8500 frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created.
8501 Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated
8502 via xmalloc. Print error messages via image_error if an error
8503 occurs. Value is non-zero if successful. */
8506 x_create_x_image_and_pixmap (f
, width
, height
, depth
, ximg
, pixmap
)
8508 int width
, height
, depth
;
8512 #if 0 /* TODO: Image support for W32 */
8513 Display
*display
= FRAME_W32_DISPLAY (f
);
8514 Screen
*screen
= FRAME_X_SCREEN (f
);
8515 Window window
= FRAME_W32_WINDOW (f
);
8517 xassert (interrupt_input_blocked
);
8520 depth
= DefaultDepthOfScreen (screen
);
8521 *ximg
= XCreateImage (display
, DefaultVisualOfScreen (screen
),
8522 depth
, ZPixmap
, 0, NULL
, width
, height
,
8523 depth
> 16 ? 32 : depth
> 8 ? 16 : 8, 0);
8526 image_error ("Unable to allocate X image", Qnil
, Qnil
);
8530 /* Allocate image raster. */
8531 (*ximg
)->data
= (char *) xmalloc ((*ximg
)->bytes_per_line
* height
);
8533 /* Allocate a pixmap of the same size. */
8534 *pixmap
= XCreatePixmap (display
, window
, width
, height
, depth
);
8537 x_destroy_x_image (*ximg
);
8539 image_error ("Unable to create X pixmap", Qnil
, Qnil
);
8547 /* Destroy XImage XIMG. Free XIMG->data. */
8550 x_destroy_x_image (ximg
)
8553 xassert (interrupt_input_blocked
);
8558 XDestroyImage (ximg
);
8563 /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT
8564 are width and height of both the image and pixmap. */
8567 x_put_x_image (f
, ximg
, pixmap
, width
, height
)
8574 xassert (interrupt_input_blocked
);
8575 gc
= XCreateGC (NULL
, pixmap
, 0, NULL
);
8576 XPutImage (NULL
, pixmap
, gc
, ximg
, 0, 0, 0, 0, width
, height
);
8583 /***********************************************************************
8585 ***********************************************************************/
8587 static Lisp_Object x_find_image_file
P_ ((Lisp_Object
));
8589 /* Find image file FILE. Look in data-directory, then
8590 x-bitmap-file-path. Value is the full name of the file found, or
8591 nil if not found. */
8594 x_find_image_file (file
)
8597 Lisp_Object file_found
, search_path
;
8598 struct gcpro gcpro1
, gcpro2
;
8602 search_path
= Fcons (Vdata_directory
, Vx_bitmap_file_path
);
8603 GCPRO2 (file_found
, search_path
);
8605 /* Try to find FILE in data-directory, then x-bitmap-file-path. */
8606 fd
= openp (search_path
, file
, "", &file_found
, 0);
8619 /***********************************************************************
8621 ***********************************************************************/
8623 static int xbm_load
P_ ((struct frame
*f
, struct image
*img
));
8624 static int xbm_load_image_from_file
P_ ((struct frame
*f
, struct image
*img
,
8626 static int xbm_image_p
P_ ((Lisp_Object object
));
8627 static int xbm_read_bitmap_file_data
P_ ((char *, int *, int *,
8631 /* Indices of image specification fields in xbm_format, below. */
8633 enum xbm_keyword_index
8650 /* Vector of image_keyword structures describing the format
8651 of valid XBM image specifications. */
8653 static struct image_keyword xbm_format
[XBM_LAST
] =
8655 {":type", IMAGE_SYMBOL_VALUE
, 1},
8656 {":file", IMAGE_STRING_VALUE
, 0},
8657 {":width", IMAGE_POSITIVE_INTEGER_VALUE
, 0},
8658 {":height", IMAGE_POSITIVE_INTEGER_VALUE
, 0},
8659 {":data", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
8660 {":foreground", IMAGE_STRING_VALUE
, 0},
8661 {":background", IMAGE_STRING_VALUE
, 0},
8662 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
8663 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
8664 {":relief", IMAGE_INTEGER_VALUE
, 0},
8665 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
8666 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0}
8669 /* Structure describing the image type XBM. */
8671 static struct image_type xbm_type
=
8680 /* Tokens returned from xbm_scan. */
8689 /* Return non-zero if OBJECT is a valid XBM-type image specification.
8690 A valid specification is a list starting with the symbol `image'
8691 The rest of the list is a property list which must contain an
8694 If the specification specifies a file to load, it must contain
8695 an entry `:file FILENAME' where FILENAME is a string.
8697 If the specification is for a bitmap loaded from memory it must
8698 contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where
8699 WIDTH and HEIGHT are integers > 0. DATA may be:
8701 1. a string large enough to hold the bitmap data, i.e. it must
8702 have a size >= (WIDTH + 7) / 8 * HEIGHT
8704 2. a bool-vector of size >= WIDTH * HEIGHT
8706 3. a vector of strings or bool-vectors, one for each line of the
8709 Both the file and data forms may contain the additional entries
8710 `:background COLOR' and `:foreground COLOR'. If not present,
8711 foreground and background of the frame on which the image is
8712 displayed, is used. */
8715 xbm_image_p (object
)
8718 struct image_keyword kw
[XBM_LAST
];
8720 bcopy (xbm_format
, kw
, sizeof kw
);
8721 if (!parse_image_spec (object
, kw
, XBM_LAST
, Qxbm
))
8724 xassert (EQ (kw
[XBM_TYPE
].value
, Qxbm
));
8726 if (kw
[XBM_FILE
].count
)
8728 if (kw
[XBM_WIDTH
].count
|| kw
[XBM_HEIGHT
].count
|| kw
[XBM_DATA
].count
)
8736 /* Entries for `:width', `:height' and `:data' must be present. */
8737 if (!kw
[XBM_WIDTH
].count
8738 || !kw
[XBM_HEIGHT
].count
8739 || !kw
[XBM_DATA
].count
)
8742 data
= kw
[XBM_DATA
].value
;
8743 width
= XFASTINT (kw
[XBM_WIDTH
].value
);
8744 height
= XFASTINT (kw
[XBM_HEIGHT
].value
);
8746 /* Check type of data, and width and height against contents of
8752 /* Number of elements of the vector must be >= height. */
8753 if (XVECTOR (data
)->size
< height
)
8756 /* Each string or bool-vector in data must be large enough
8757 for one line of the image. */
8758 for (i
= 0; i
< height
; ++i
)
8760 Lisp_Object elt
= XVECTOR (data
)->contents
[i
];
8764 if (XSTRING (elt
)->size
8765 < (width
+ BITS_PER_CHAR
- 1) / BITS_PER_CHAR
)
8768 else if (BOOL_VECTOR_P (elt
))
8770 if (XBOOL_VECTOR (elt
)->size
< width
)
8777 else if (STRINGP (data
))
8779 if (XSTRING (data
)->size
8780 < (width
+ BITS_PER_CHAR
- 1) / BITS_PER_CHAR
* height
)
8783 else if (BOOL_VECTOR_P (data
))
8785 if (XBOOL_VECTOR (data
)->size
< width
* height
)
8792 /* Baseline must be a value between 0 and 100 (a percentage). */
8793 if (kw
[XBM_ASCENT
].count
8794 && XFASTINT (kw
[XBM_ASCENT
].value
) > 100)
8801 /* Scan a bitmap file. FP is the stream to read from. Value is
8802 either an enumerator from enum xbm_token, or a character for a
8803 single-character token, or 0 at end of file. If scanning an
8804 identifier, store the lexeme of the identifier in SVAL. If
8805 scanning a number, store its value in *IVAL. */
8808 xbm_scan (fp
, sval
, ival
)
8815 /* Skip white space. */
8816 while ((c
= fgetc (fp
)) != EOF
&& isspace (c
))
8821 else if (isdigit (c
))
8823 int value
= 0, digit
;
8828 if (c
== 'x' || c
== 'X')
8830 while ((c
= fgetc (fp
)) != EOF
)
8834 else if (c
>= 'a' && c
<= 'f')
8835 digit
= c
- 'a' + 10;
8836 else if (c
>= 'A' && c
<= 'F')
8837 digit
= c
- 'A' + 10;
8840 value
= 16 * value
+ digit
;
8843 else if (isdigit (c
))
8846 while ((c
= fgetc (fp
)) != EOF
8848 value
= 8 * value
+ c
- '0';
8854 while ((c
= fgetc (fp
)) != EOF
8856 value
= 10 * value
+ c
- '0';
8864 else if (isalpha (c
) || c
== '_')
8867 while ((c
= fgetc (fp
)) != EOF
8868 && (isalnum (c
) || c
== '_'))
8880 /* Replacement for XReadBitmapFileData which isn't available under old
8881 X versions. FILE is the name of the bitmap file to read. Set
8882 *WIDTH and *HEIGHT to the width and height of the image. Return in
8883 *DATA the bitmap data allocated with xmalloc. Value is non-zero if
8887 xbm_read_bitmap_file_data (file
, width
, height
, data
)
8889 int *width
, *height
;
8890 unsigned char **data
;
8893 char buffer
[BUFSIZ
];
8896 int bytes_per_line
, i
, nbytes
;
8902 LA1 = xbm_scan (fp, buffer, &value)
8904 #define expect(TOKEN) \
8905 if (LA1 != (TOKEN)) \
8910 #define expect_ident(IDENT) \
8911 if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \
8916 fp
= fopen (file
, "r");
8920 *width
= *height
= -1;
8922 LA1
= xbm_scan (fp
, buffer
, &value
);
8924 /* Parse defines for width, height and hot-spots. */
8928 expect_ident ("define");
8929 expect (XBM_TK_IDENT
);
8931 if (LA1
== XBM_TK_NUMBER
);
8933 char *p
= strrchr (buffer
, '_');
8934 p
= p
? p
+ 1 : buffer
;
8935 if (strcmp (p
, "width") == 0)
8937 else if (strcmp (p
, "height") == 0)
8940 expect (XBM_TK_NUMBER
);
8943 if (*width
< 0 || *height
< 0)
8946 /* Parse bits. Must start with `static'. */
8947 expect_ident ("static");
8948 if (LA1
== XBM_TK_IDENT
)
8950 if (strcmp (buffer
, "unsigned") == 0)
8953 expect_ident ("char");
8955 else if (strcmp (buffer
, "short") == 0)
8959 if (*width
% 16 && *width
% 16 < 9)
8962 else if (strcmp (buffer
, "char") == 0)
8970 expect (XBM_TK_IDENT
);
8976 bytes_per_line
= (*width
+ 7) / 8 + padding_p
;
8977 nbytes
= bytes_per_line
* *height
;
8978 p
= *data
= (char *) xmalloc (nbytes
);
8983 for (i
= 0; i
< nbytes
; i
+= 2)
8986 expect (XBM_TK_NUMBER
);
8989 if (!padding_p
|| ((i
+ 2) % bytes_per_line
))
8992 if (LA1
== ',' || LA1
== '}')
9000 for (i
= 0; i
< nbytes
; ++i
)
9003 expect (XBM_TK_NUMBER
);
9007 if (LA1
== ',' || LA1
== '}')
9033 /* Load XBM image IMG which will be displayed on frame F from file
9034 SPECIFIED_FILE. Value is non-zero if successful. */
9037 xbm_load_image_from_file (f
, img
, specified_file
)
9040 Lisp_Object specified_file
;
9043 unsigned char *data
;
9046 struct gcpro gcpro1
;
9048 xassert (STRINGP (specified_file
));
9052 file
= x_find_image_file (specified_file
);
9053 if (!STRINGP (file
))
9055 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
9060 rc
= xbm_read_bitmap_file_data (XSTRING (file
)->data
, &img
->width
,
9061 &img
->height
, &data
);
9064 int depth
= one_w32_display_info
.n_cbits
;
9065 unsigned long foreground
= FRAME_FOREGROUND_PIXEL (f
);
9066 unsigned long background
= FRAME_BACKGROUND_PIXEL (f
);
9069 xassert (img
->width
> 0 && img
->height
> 0);
9071 /* Get foreground and background colors, maybe allocate colors. */
9072 value
= image_spec_value (img
->spec
, QCforeground
, NULL
);
9074 foreground
= x_alloc_image_color (f
, img
, value
, foreground
);
9076 value
= image_spec_value (img
->spec
, QCbackground
, NULL
);
9078 background
= x_alloc_image_color (f
, img
, value
, background
);
9080 #if 0 /* TODO : Port image display to W32 */
9083 = XCreatePixmapFromBitmapData (FRAME_W32_DISPLAY (f
),
9084 FRAME_W32_WINDOW (f
),
9086 img
->width
, img
->height
,
9087 foreground
, background
,
9091 if (img
->pixmap
== 0)
9093 x_clear_image (f
, img
);
9094 image_error ("Unable to create X pixmap for `%s'", file
, Qnil
);
9103 image_error ("Error loading XBM image `%s'", img
->spec
, Qnil
);
9110 /* Fill image IMG which is used on frame F with pixmap data. Value is
9111 non-zero if successful. */
9119 Lisp_Object file_name
;
9121 xassert (xbm_image_p (img
->spec
));
9123 /* If IMG->spec specifies a file name, create a non-file spec from it. */
9124 file_name
= image_spec_value (img
->spec
, QCfile
, NULL
);
9125 if (STRINGP (file_name
))
9126 success_p
= xbm_load_image_from_file (f
, img
, file_name
);
9129 struct image_keyword fmt
[XBM_LAST
];
9132 unsigned long foreground
= FRAME_FOREGROUND_PIXEL (f
);
9133 unsigned long background
= FRAME_BACKGROUND_PIXEL (f
);
9137 /* Parse the list specification. */
9138 bcopy (xbm_format
, fmt
, sizeof fmt
);
9139 parsed_p
= parse_image_spec (img
->spec
, fmt
, XBM_LAST
, Qxbm
);
9142 /* Get specified width, and height. */
9143 img
->width
= XFASTINT (fmt
[XBM_WIDTH
].value
);
9144 img
->height
= XFASTINT (fmt
[XBM_HEIGHT
].value
);
9145 xassert (img
->width
> 0 && img
->height
> 0);
9149 if (fmt
[XBM_ASCENT
].count
)
9150 img
->ascent
= XFASTINT (fmt
[XBM_ASCENT
].value
);
9152 /* Get foreground and background colors, maybe allocate colors. */
9153 if (fmt
[XBM_FOREGROUND
].count
)
9154 foreground
= x_alloc_image_color (f
, img
, fmt
[XBM_FOREGROUND
].value
,
9156 if (fmt
[XBM_BACKGROUND
].count
)
9157 background
= x_alloc_image_color (f
, img
, fmt
[XBM_BACKGROUND
].value
,
9160 /* Set bits to the bitmap image data. */
9161 data
= fmt
[XBM_DATA
].value
;
9166 int nbytes
= (img
->width
+ BITS_PER_CHAR
- 1) / BITS_PER_CHAR
;
9168 p
= bits
= (char *) alloca (nbytes
* img
->height
);
9169 for (i
= 0; i
< img
->height
; ++i
, p
+= nbytes
)
9171 Lisp_Object line
= XVECTOR (data
)->contents
[i
];
9173 bcopy (XSTRING (line
)->data
, p
, nbytes
);
9175 bcopy (XBOOL_VECTOR (line
)->data
, p
, nbytes
);
9178 else if (STRINGP (data
))
9179 bits
= XSTRING (data
)->data
;
9181 bits
= XBOOL_VECTOR (data
)->data
;
9183 #if 0 /* TODO : W32 XPM code */
9184 /* Create the pixmap. */
9185 depth
= DefaultDepthOfScreen (FRAME_X_SCREEN (f
));
9187 = XCreatePixmapFromBitmapData (FRAME_W32_DISPLAY (f
),
9188 FRAME_W32_WINDOW (f
),
9190 img
->width
, img
->height
,
9191 foreground
, background
,
9199 image_error ("Unable to create pixmap for XBM image `%s'",
9201 x_clear_image (f
, img
);
9212 /***********************************************************************
9214 ***********************************************************************/
9218 static int xpm_image_p
P_ ((Lisp_Object object
));
9219 static int xpm_load
P_ ((struct frame
*f
, struct image
*img
));
9220 static int xpm_valid_color_symbols_p
P_ ((Lisp_Object
));
9222 #include "X11/xpm.h"
9224 /* The symbol `xpm' identifying XPM-format images. */
9228 /* Indices of image specification fields in xpm_format, below. */
9230 enum xpm_keyword_index
9244 /* Vector of image_keyword structures describing the format
9245 of valid XPM image specifications. */
9247 static struct image_keyword xpm_format
[XPM_LAST
] =
9249 {":type", IMAGE_SYMBOL_VALUE
, 1},
9250 {":file", IMAGE_STRING_VALUE
, 0},
9251 {":data", IMAGE_STRING_VALUE
, 0},
9252 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
9253 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
9254 {":relief", IMAGE_INTEGER_VALUE
, 0},
9255 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
9256 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
9257 {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE
, 0}
9260 /* Structure describing the image type XBM. */
9262 static struct image_type xpm_type
=
9272 /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list
9273 for XPM images. Such a list must consist of conses whose car and
9277 xpm_valid_color_symbols_p (color_symbols
)
9278 Lisp_Object color_symbols
;
9280 while (CONSP (color_symbols
))
9282 Lisp_Object sym
= XCAR (color_symbols
);
9284 || !STRINGP (XCAR (sym
))
9285 || !STRINGP (XCDR (sym
)))
9287 color_symbols
= XCDR (color_symbols
);
9290 return NILP (color_symbols
);
9294 /* Value is non-zero if OBJECT is a valid XPM image specification. */
9297 xpm_image_p (object
)
9300 struct image_keyword fmt
[XPM_LAST
];
9301 bcopy (xpm_format
, fmt
, sizeof fmt
);
9302 return (parse_image_spec (object
, fmt
, XPM_LAST
, Qxpm
)
9303 /* Either `:file' or `:data' must be present. */
9304 && fmt
[XPM_FILE
].count
+ fmt
[XPM_DATA
].count
== 1
9305 /* Either no `:color-symbols' or it's a list of conses
9306 whose car and cdr are strings. */
9307 && (fmt
[XPM_COLOR_SYMBOLS
].count
== 0
9308 || xpm_valid_color_symbols_p (fmt
[XPM_COLOR_SYMBOLS
].value
))
9309 && (fmt
[XPM_ASCENT
].count
== 0
9310 || XFASTINT (fmt
[XPM_ASCENT
].value
) < 100));
9314 /* Load image IMG which will be displayed on frame F. Value is
9315 non-zero if successful. */
9323 XpmAttributes attrs
;
9324 Lisp_Object specified_file
, color_symbols
;
9326 /* Configure the XPM lib. Use the visual of frame F. Allocate
9327 close colors. Return colors allocated. */
9328 bzero (&attrs
, sizeof attrs
);
9329 attrs
.visual
= FRAME_X_VISUAL (f
);
9330 attrs
.colormap
= FRAME_X_COLORMAP (f
);
9331 attrs
.valuemask
|= XpmVisual
;
9332 attrs
.valuemask
|= XpmColormap
;
9333 attrs
.valuemask
|= XpmReturnAllocPixels
;
9334 #ifdef XpmAllocCloseColors
9335 attrs
.alloc_close_colors
= 1;
9336 attrs
.valuemask
|= XpmAllocCloseColors
;
9338 attrs
.closeness
= 600;
9339 attrs
.valuemask
|= XpmCloseness
;
9342 /* If image specification contains symbolic color definitions, add
9343 these to `attrs'. */
9344 color_symbols
= image_spec_value (img
->spec
, QCcolor_symbols
, NULL
);
9345 if (CONSP (color_symbols
))
9348 XpmColorSymbol
*xpm_syms
;
9351 attrs
.valuemask
|= XpmColorSymbols
;
9353 /* Count number of symbols. */
9354 attrs
.numsymbols
= 0;
9355 for (tail
= color_symbols
; CONSP (tail
); tail
= XCDR (tail
))
9358 /* Allocate an XpmColorSymbol array. */
9359 size
= attrs
.numsymbols
* sizeof *xpm_syms
;
9360 xpm_syms
= (XpmColorSymbol
*) alloca (size
);
9361 bzero (xpm_syms
, size
);
9362 attrs
.colorsymbols
= xpm_syms
;
9364 /* Fill the color symbol array. */
9365 for (tail
= color_symbols
, i
= 0;
9367 ++i
, tail
= XCDR (tail
))
9369 Lisp_Object name
= XCAR (XCAR (tail
));
9370 Lisp_Object color
= XCDR (XCAR (tail
));
9371 xpm_syms
[i
].name
= (char *) alloca (XSTRING (name
)->size
+ 1);
9372 strcpy (xpm_syms
[i
].name
, XSTRING (name
)->data
);
9373 xpm_syms
[i
].value
= (char *) alloca (XSTRING (color
)->size
+ 1);
9374 strcpy (xpm_syms
[i
].value
, XSTRING (color
)->data
);
9378 /* Create a pixmap for the image, either from a file, or from a
9379 string buffer containing data in the same format as an XPM file. */
9381 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
9382 if (STRINGP (specified_file
))
9384 Lisp_Object file
= x_find_image_file (specified_file
);
9385 if (!STRINGP (file
))
9387 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
9392 rc
= XpmReadFileToPixmap (NULL
, FRAME_W32_WINDOW (f
),
9393 XSTRING (file
)->data
, &img
->pixmap
, &img
->mask
,
9398 Lisp_Object buffer
= image_spec_value (img
->spec
, QCdata
, NULL
);
9399 rc
= XpmCreatePixmapFromBuffer (NULL
, FRAME_W32_WINDOW (f
),
9400 XSTRING (buffer
)->data
,
9401 &img
->pixmap
, &img
->mask
,
9406 if (rc
== XpmSuccess
)
9408 /* Remember allocated colors. */
9409 img
->ncolors
= attrs
.nalloc_pixels
;
9410 img
->colors
= (unsigned long *) xmalloc (img
->ncolors
9411 * sizeof *img
->colors
);
9412 for (i
= 0; i
< attrs
.nalloc_pixels
; ++i
)
9413 img
->colors
[i
] = attrs
.alloc_pixels
[i
];
9415 img
->width
= attrs
.width
;
9416 img
->height
= attrs
.height
;
9417 xassert (img
->width
> 0 && img
->height
> 0);
9419 /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */
9421 XpmFreeAttributes (&attrs
);
9429 image_error ("Error opening XPM file (%s)", img
->spec
, Qnil
);
9432 case XpmFileInvalid
:
9433 image_error ("Invalid XPM file (%s)", img
->spec
, Qnil
);
9437 image_error ("Out of memory (%s)", img
->spec
, Qnil
);
9440 case XpmColorFailed
:
9441 image_error ("Color allocation error (%s)", img
->spec
, Qnil
);
9445 image_error ("Unknown error (%s)", img
->spec
, Qnil
);
9450 return rc
== XpmSuccess
;
9453 #endif /* HAVE_XPM != 0 */
9456 #if 0 /* TODO : Color tables on W32. */
9457 /***********************************************************************
9459 ***********************************************************************/
9461 /* An entry in the color table mapping an RGB color to a pixel color. */
9466 unsigned long pixel
;
9468 /* Next in color table collision list. */
9469 struct ct_color
*next
;
9472 /* The bucket vector size to use. Must be prime. */
9476 /* Value is a hash of the RGB color given by R, G, and B. */
9478 #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B))
9480 /* The color hash table. */
9482 struct ct_color
**ct_table
;
9484 /* Number of entries in the color table. */
9486 int ct_colors_allocated
;
9488 /* Function prototypes. */
9490 static void init_color_table
P_ ((void));
9491 static void free_color_table
P_ ((void));
9492 static unsigned long *colors_in_color_table
P_ ((int *n
));
9493 static unsigned long lookup_rgb_color
P_ ((struct frame
*f
, int r
, int g
, int b
));
9494 static unsigned long lookup_pixel_color
P_ ((struct frame
*f
, unsigned long p
));
9497 /* Initialize the color table. */
9502 int size
= CT_SIZE
* sizeof (*ct_table
);
9503 ct_table
= (struct ct_color
**) xmalloc (size
);
9504 bzero (ct_table
, size
);
9505 ct_colors_allocated
= 0;
9509 /* Free memory associated with the color table. */
9515 struct ct_color
*p
, *next
;
9517 for (i
= 0; i
< CT_SIZE
; ++i
)
9518 for (p
= ct_table
[i
]; p
; p
= next
)
9529 /* Value is a pixel color for RGB color R, G, B on frame F. If an
9530 entry for that color already is in the color table, return the
9531 pixel color of that entry. Otherwise, allocate a new color for R,
9532 G, B, and make an entry in the color table. */
9534 static unsigned long
9535 lookup_rgb_color (f
, r
, g
, b
)
9539 unsigned hash
= CT_HASH_RGB (r
, g
, b
);
9540 int i
= hash
% CT_SIZE
;
9543 for (p
= ct_table
[i
]; p
; p
= p
->next
)
9544 if (p
->r
== r
&& p
->g
== g
&& p
->b
== b
)
9553 color
= PALETTERGB (r
, g
, b
);
9555 ++ct_colors_allocated
;
9557 p
= (struct ct_color
*) xmalloc (sizeof *p
);
9562 p
->next
= ct_table
[i
];
9570 /* Look up pixel color PIXEL which is used on frame F in the color
9571 table. If not already present, allocate it. Value is PIXEL. */
9573 static unsigned long
9574 lookup_pixel_color (f
, pixel
)
9576 unsigned long pixel
;
9578 int i
= pixel
% CT_SIZE
;
9581 for (p
= ct_table
[i
]; p
; p
= p
->next
)
9582 if (p
->pixel
== pixel
)
9593 cmap
= DefaultColormapOfScreen (FRAME_X_SCREEN (f
));
9594 color
.pixel
= pixel
;
9595 XQueryColor (NULL
, cmap
, &color
);
9596 rc
= x_alloc_nearest_color (f
, cmap
, &color
);
9601 ++ct_colors_allocated
;
9603 p
= (struct ct_color
*) xmalloc (sizeof *p
);
9608 p
->next
= ct_table
[i
];
9612 return FRAME_FOREGROUND_PIXEL (f
);
9618 /* Value is a vector of all pixel colors contained in the color table,
9619 allocated via xmalloc. Set *N to the number of colors. */
9621 static unsigned long *
9622 colors_in_color_table (n
)
9627 unsigned long *colors
;
9629 if (ct_colors_allocated
== 0)
9636 colors
= (unsigned long *) xmalloc (ct_colors_allocated
9638 *n
= ct_colors_allocated
;
9640 for (i
= j
= 0; i
< CT_SIZE
; ++i
)
9641 for (p
= ct_table
[i
]; p
; p
= p
->next
)
9642 colors
[j
++] = p
->pixel
;
9651 /***********************************************************************
9653 ***********************************************************************/
9655 #if 0 /* TODO : W32 versions of low level algorithms */
9656 static void x_laplace_write_row
P_ ((struct frame
*, long *,
9657 int, XImage
*, int));
9658 static void x_laplace_read_row
P_ ((struct frame
*, Colormap
,
9659 XColor
*, int, XImage
*, int));
9662 /* Fill COLORS with RGB colors from row Y of image XIMG. F is the
9663 frame we operate on, CMAP is the color-map in effect, and WIDTH is
9664 the width of one row in the image. */
9667 x_laplace_read_row (f
, cmap
, colors
, width
, ximg
, y
)
9677 for (x
= 0; x
< width
; ++x
)
9678 colors
[x
].pixel
= XGetPixel (ximg
, x
, y
);
9680 XQueryColors (NULL
, cmap
, colors
, width
);
9684 /* Write row Y of image XIMG. PIXELS is an array of WIDTH longs
9685 containing the pixel colors to write. F is the frame we are
9689 x_laplace_write_row (f
, pixels
, width
, ximg
, y
)
9698 for (x
= 0; x
< width
; ++x
)
9699 XPutPixel (ximg
, x
, y
, pixels
[x
]);
9703 /* Transform image IMG which is used on frame F with a Laplace
9704 edge-detection algorithm. The result is an image that can be used
9705 to draw disabled buttons, for example. */
9712 #if 0 /* TODO : W32 version */
9713 Colormap cmap
= DefaultColormapOfScreen (FRAME_X_SCREEN (f
));
9714 XImage
*ximg
, *oimg
;
9720 int in_y
, out_y
, rc
;
9725 /* Get the X image IMG->pixmap. */
9726 ximg
= XGetImage (NULL
, img
->pixmap
,
9727 0, 0, img
->width
, img
->height
, ~0, ZPixmap
);
9729 /* Allocate 3 input rows, and one output row of colors. */
9730 for (i
= 0; i
< 3; ++i
)
9731 in
[i
] = (XColor
*) alloca (img
->width
* sizeof (XColor
));
9732 out
= (long *) alloca (img
->width
* sizeof (long));
9734 /* Create an X image for output. */
9735 rc
= x_create_x_image_and_pixmap (f
, img
->width
, img
->height
, 0,
9738 /* Fill first two rows. */
9739 x_laplace_read_row (f
, cmap
, in
[0], img
->width
, ximg
, 0);
9740 x_laplace_read_row (f
, cmap
, in
[1], img
->width
, ximg
, 1);
9743 /* Write first row, all zeros. */
9744 init_color_table ();
9745 pixel
= lookup_rgb_color (f
, 0, 0, 0);
9746 for (x
= 0; x
< img
->width
; ++x
)
9748 x_laplace_write_row (f
, out
, img
->width
, oimg
, 0);
9751 for (y
= 2; y
< img
->height
; ++y
)
9754 int rowb
= (y
+ 2) % 3;
9756 x_laplace_read_row (f
, cmap
, in
[rowa
], img
->width
, ximg
, in_y
++);
9758 for (x
= 0; x
< img
->width
- 2; ++x
)
9760 int r
= in
[rowa
][x
].red
+ mv2
- in
[rowb
][x
+ 2].red
;
9761 int g
= in
[rowa
][x
].green
+ mv2
- in
[rowb
][x
+ 2].green
;
9762 int b
= in
[rowa
][x
].blue
+ mv2
- in
[rowb
][x
+ 2].blue
;
9764 out
[x
+ 1] = lookup_rgb_color (f
, r
& 0xffff, g
& 0xffff,
9768 x_laplace_write_row (f
, out
, img
->width
, oimg
, out_y
++);
9771 /* Write last line, all zeros. */
9772 for (x
= 0; x
< img
->width
; ++x
)
9774 x_laplace_write_row (f
, out
, img
->width
, oimg
, out_y
);
9776 /* Free the input image, and free resources of IMG. */
9777 XDestroyImage (ximg
);
9778 x_clear_image (f
, img
);
9780 /* Put the output image into pixmap, and destroy it. */
9781 x_put_x_image (f
, oimg
, pixmap
, img
->width
, img
->height
);
9782 x_destroy_x_image (oimg
);
9784 /* Remember new pixmap and colors in IMG. */
9785 img
->pixmap
= pixmap
;
9786 img
->colors
= colors_in_color_table (&img
->ncolors
);
9787 free_color_table ();
9794 /* Build a mask for image IMG which is used on frame F. FILE is the
9795 name of an image file, for error messages. HOW determines how to
9796 determine the background color of IMG. If it is a list '(R G B)',
9797 with R, G, and B being integers >= 0, take that as the color of the
9798 background. Otherwise, determine the background color of IMG
9799 heuristically. Value is non-zero if successful. */
9802 x_build_heuristic_mask (f
, img
, how
)
9807 #if 0 /* TODO : W32 version */
9808 Display
*dpy
= FRAME_W32_DISPLAY (f
);
9809 XImage
*ximg
, *mask_img
;
9810 int x
, y
, rc
, look_at_corners_p
;
9815 /* Create an image and pixmap serving as mask. */
9816 rc
= x_create_x_image_and_pixmap (f
, img
->width
, img
->height
, 1,
9817 &mask_img
, &img
->mask
);
9824 /* Get the X image of IMG->pixmap. */
9825 ximg
= XGetImage (dpy
, img
->pixmap
, 0, 0, img
->width
, img
->height
,
9828 /* Determine the background color of ximg. If HOW is `(R G B)'
9829 take that as color. Otherwise, try to determine the color
9831 look_at_corners_p
= 1;
9839 && NATNUMP (XCAR (how
)))
9841 rgb
[i
] = XFASTINT (XCAR (how
)) & 0xffff;
9845 if (i
== 3 && NILP (how
))
9847 char color_name
[30];
9848 XColor exact
, color
;
9851 sprintf (color_name
, "#%04x%04x%04x", rgb
[0], rgb
[1], rgb
[2]);
9853 cmap
= DefaultColormapOfScreen (FRAME_X_SCREEN (f
));
9854 if (XLookupColor (dpy
, cmap
, color_name
, &exact
, &color
))
9857 look_at_corners_p
= 0;
9862 if (look_at_corners_p
)
9864 unsigned long corners
[4];
9867 /* Get the colors at the corners of ximg. */
9868 corners
[0] = XGetPixel (ximg
, 0, 0);
9869 corners
[1] = XGetPixel (ximg
, img
->width
- 1, 0);
9870 corners
[2] = XGetPixel (ximg
, img
->width
- 1, img
->height
- 1);
9871 corners
[3] = XGetPixel (ximg
, 0, img
->height
- 1);
9873 /* Choose the most frequently found color as background. */
9874 for (i
= best_count
= 0; i
< 4; ++i
)
9878 for (j
= n
= 0; j
< 4; ++j
)
9879 if (corners
[i
] == corners
[j
])
9883 bg
= corners
[i
], best_count
= n
;
9887 /* Set all bits in mask_img to 1 whose color in ximg is different
9888 from the background color bg. */
9889 for (y
= 0; y
< img
->height
; ++y
)
9890 for (x
= 0; x
< img
->width
; ++x
)
9891 XPutPixel (mask_img
, x
, y
, XGetPixel (ximg
, x
, y
) != bg
);
9893 /* Put mask_img into img->mask. */
9894 x_put_x_image (f
, mask_img
, img
->mask
, img
->width
, img
->height
);
9895 x_destroy_x_image (mask_img
);
9896 XDestroyImage (ximg
);
9906 /***********************************************************************
9907 PBM (mono, gray, color)
9908 ***********************************************************************/
9911 static int pbm_image_p
P_ ((Lisp_Object object
));
9912 static int pbm_load
P_ ((struct frame
*f
, struct image
*img
));
9913 static int pbm_scan_number
P_ ((unsigned char **, unsigned char *));
9915 /* The symbol `pbm' identifying images of this type. */
9919 /* Indices of image specification fields in gs_format, below. */
9921 enum pbm_keyword_index
9934 /* Vector of image_keyword structures describing the format
9935 of valid user-defined image specifications. */
9937 static struct image_keyword pbm_format
[PBM_LAST
] =
9939 {":type", IMAGE_SYMBOL_VALUE
, 1},
9940 {":file", IMAGE_STRING_VALUE
, 0},
9941 {":data", IMAGE_STRING_VALUE
, 0},
9942 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
9943 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
9944 {":relief", IMAGE_INTEGER_VALUE
, 0},
9945 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
9946 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0}
9949 /* Structure describing the image type `pbm'. */
9951 static struct image_type pbm_type
=
9961 /* Return non-zero if OBJECT is a valid PBM image specification. */
9964 pbm_image_p (object
)
9967 struct image_keyword fmt
[PBM_LAST
];
9969 bcopy (pbm_format
, fmt
, sizeof fmt
);
9971 if (!parse_image_spec (object
, fmt
, PBM_LAST
, Qpbm
)
9972 || (fmt
[PBM_ASCENT
].count
9973 && XFASTINT (fmt
[PBM_ASCENT
].value
) > 100))
9976 /* Must specify either :data or :file. */
9977 return fmt
[PBM_DATA
].count
+ fmt
[PBM_FILE
].count
== 1;
9981 /* Scan a decimal number from *S and return it. Advance *S while
9982 reading the number. END is the end of the string. Value is -1 at
9986 pbm_scan_number (s
, end
)
9987 unsigned char **s
, *end
;
9993 /* Skip white-space. */
9994 while (*s
< end
&& (c
= *(*s
)++, isspace (c
)))
9999 /* Skip comment to end of line. */
10000 while (*s
< end
&& (c
= *(*s
)++, c
!= '\n'))
10003 else if (isdigit (c
))
10005 /* Read decimal number. */
10007 while (*s
< end
&& (c
= *(*s
)++, isdigit (c
)))
10008 val
= 10 * val
+ c
- '0';
10019 /* Read FILE into memory. Value is a pointer to a buffer allocated
10020 with xmalloc holding FILE's contents. Value is null if an error
10021 occured. *SIZE is set to the size of the file. */
10024 pbm_read_file (file
, size
)
10032 if (stat (XSTRING (file
)->data
, &st
) == 0
10033 && (fp
= fopen (XSTRING (file
)->data
, "r")) != NULL
10034 && (buf
= (char *) xmalloc (st
.st_size
),
10035 fread (buf
, 1, st
.st_size
, fp
) == st
.st_size
))
10037 *size
= st
.st_size
;
10055 /* Load PBM image IMG for use on frame F. */
10063 int width
, height
, max_color_idx
= 0;
10065 Lisp_Object file
, specified_file
;
10066 enum {PBM_MONO
, PBM_GRAY
, PBM_COLOR
} type
;
10067 struct gcpro gcpro1
;
10068 unsigned char *contents
= NULL
;
10069 unsigned char *end
, *p
;
10072 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
10076 if (STRINGP (specified_file
))
10078 file
= x_find_image_file (specified_file
);
10079 if (!STRINGP (file
))
10081 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
10086 contents
= pbm_read_file (file
, &size
);
10087 if (contents
== NULL
)
10089 image_error ("Error reading `%s'", file
, Qnil
);
10095 end
= contents
+ size
;
10100 data
= image_spec_value (img
->spec
, QCdata
, NULL
);
10101 p
= XSTRING (data
)->data
;
10102 end
= p
+ STRING_BYTES (XSTRING (data
));
10105 /* Check magic number. */
10106 if (end
- p
< 2 || *p
++ != 'P')
10108 image_error ("Not a PBM image: `%s'", img
->spec
, Qnil
);
10118 raw_p
= 0, type
= PBM_MONO
;
10122 raw_p
= 0, type
= PBM_GRAY
;
10126 raw_p
= 0, type
= PBM_COLOR
;
10130 raw_p
= 1, type
= PBM_MONO
;
10134 raw_p
= 1, type
= PBM_GRAY
;
10138 raw_p
= 1, type
= PBM_COLOR
;
10142 image_error ("Not a PBM image: `%s'", img
->spec
, Qnil
);
10146 /* Read width, height, maximum color-component. Characters
10147 starting with `#' up to the end of a line are ignored. */
10148 width
= pbm_scan_number (&p
, end
);
10149 height
= pbm_scan_number (&p
, end
);
10151 if (type
!= PBM_MONO
)
10153 max_color_idx
= pbm_scan_number (&p
, end
);
10154 if (raw_p
&& max_color_idx
> 255)
10155 max_color_idx
= 255;
10160 || (type
!= PBM_MONO
&& max_color_idx
< 0))
10164 if (!x_create_x_image_and_pixmap (f
, width
, height
, 0,
10165 &ximg
, &img
->pixmap
))
10171 /* Initialize the color hash table. */
10172 init_color_table ();
10174 if (type
== PBM_MONO
)
10178 for (y
= 0; y
< height
; ++y
)
10179 for (x
= 0; x
< width
; ++x
)
10189 g
= pbm_scan_number (&p
, end
);
10191 XPutPixel (ximg
, x
, y
, (g
10192 ? FRAME_FOREGROUND_PIXEL (f
)
10193 : FRAME_BACKGROUND_PIXEL (f
)));
10198 for (y
= 0; y
< height
; ++y
)
10199 for (x
= 0; x
< width
; ++x
)
10203 if (type
== PBM_GRAY
)
10204 r
= g
= b
= raw_p
? *p
++ : pbm_scan_number (&p
, end
);
10213 r
= pbm_scan_number (&p
, end
);
10214 g
= pbm_scan_number (&p
, end
);
10215 b
= pbm_scan_number (&p
, end
);
10218 if (r
< 0 || g
< 0 || b
< 0)
10220 xfree (ximg
->data
);
10222 XDestroyImage (ximg
);
10224 image_error ("Invalid pixel value in image `%s'",
10229 /* RGB values are now in the range 0..max_color_idx.
10230 Scale this to the range 0..0xffff supported by X. */
10231 r
= (double) r
* 65535 / max_color_idx
;
10232 g
= (double) g
* 65535 / max_color_idx
;
10233 b
= (double) b
* 65535 / max_color_idx
;
10234 XPutPixel (ximg
, x
, y
, lookup_rgb_color (f
, r
, g
, b
));
10238 /* Store in IMG->colors the colors allocated for the image, and
10239 free the color table. */
10240 img
->colors
= colors_in_color_table (&img
->ncolors
);
10241 free_color_table ();
10243 /* Put the image into a pixmap. */
10244 x_put_x_image (f
, ximg
, img
->pixmap
, width
, height
);
10245 x_destroy_x_image (ximg
);
10248 img
->width
= width
;
10249 img
->height
= height
;
10255 #endif /* HAVE_PBM */
10258 /***********************************************************************
10260 ***********************************************************************/
10266 /* Function prototypes. */
10268 static int png_image_p
P_ ((Lisp_Object object
));
10269 static int png_load
P_ ((struct frame
*f
, struct image
*img
));
10271 /* The symbol `png' identifying images of this type. */
10275 /* Indices of image specification fields in png_format, below. */
10277 enum png_keyword_index
10286 PNG_HEURISTIC_MASK
,
10290 /* Vector of image_keyword structures describing the format
10291 of valid user-defined image specifications. */
10293 static struct image_keyword png_format
[PNG_LAST
] =
10295 {":type", IMAGE_SYMBOL_VALUE
, 1},
10296 {":data", IMAGE_STRING_VALUE
, 0},
10297 {":file", IMAGE_STRING_VALUE
, 0},
10298 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
10299 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
10300 {":relief", IMAGE_INTEGER_VALUE
, 0},
10301 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
10302 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0}
10305 /* Structure describing the image type `png'. */
10307 static struct image_type png_type
=
10317 /* Return non-zero if OBJECT is a valid PNG image specification. */
10320 png_image_p (object
)
10321 Lisp_Object object
;
10323 struct image_keyword fmt
[PNG_LAST
];
10324 bcopy (png_format
, fmt
, sizeof fmt
);
10326 if (!parse_image_spec (object
, fmt
, PNG_LAST
, Qpng
)
10327 || (fmt
[PNG_ASCENT
].count
10328 && XFASTINT (fmt
[PNG_ASCENT
].value
) > 100))
10331 /* Must specify either the :data or :file keyword. */
10332 return fmt
[PNG_FILE
].count
+ fmt
[PNG_DATA
].count
== 1;
10336 /* Error and warning handlers installed when the PNG library
10340 my_png_error (png_ptr
, msg
)
10341 png_struct
*png_ptr
;
10344 xassert (png_ptr
!= NULL
);
10345 image_error ("PNG error: %s", build_string (msg
), Qnil
);
10346 longjmp (png_ptr
->jmpbuf
, 1);
10351 my_png_warning (png_ptr
, msg
)
10352 png_struct
*png_ptr
;
10355 xassert (png_ptr
!= NULL
);
10356 image_error ("PNG warning: %s", build_string (msg
), Qnil
);
10359 /* Memory source for PNG decoding. */
10361 struct png_memory_storage
10363 unsigned char *bytes
; /* The data */
10364 size_t len
; /* How big is it? */
10365 int index
; /* Where are we? */
10369 /* Function set as reader function when reading PNG image from memory.
10370 PNG_PTR is a pointer to the PNG control structure. Copy LENGTH
10371 bytes from the input to DATA. */
10374 png_read_from_memory (png_ptr
, data
, length
)
10375 png_structp png_ptr
;
10379 struct png_memory_storage
*tbr
10380 = (struct png_memory_storage
*) png_get_io_ptr (png_ptr
);
10382 if (length
> tbr
->len
- tbr
->index
)
10383 png_error (png_ptr
, "Read error");
10385 bcopy (tbr
->bytes
+ tbr
->index
, data
, length
);
10386 tbr
->index
= tbr
->index
+ length
;
10389 /* Load PNG image IMG for use on frame F. Value is non-zero if
10397 Lisp_Object file
, specified_file
;
10398 Lisp_Object specified_data
;
10400 XImage
*ximg
, *mask_img
= NULL
;
10401 struct gcpro gcpro1
;
10402 png_struct
*png_ptr
= NULL
;
10403 png_info
*info_ptr
= NULL
, *end_info
= NULL
;
10406 png_byte
*pixels
= NULL
;
10407 png_byte
**rows
= NULL
;
10408 png_uint_32 width
, height
;
10409 int bit_depth
, color_type
, interlace_type
;
10411 png_uint_32 row_bytes
;
10414 double screen_gamma
, image_gamma
;
10416 struct png_memory_storage tbr
; /* Data to be read */
10418 /* Find out what file to load. */
10419 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
10420 specified_data
= image_spec_value (img
->spec
, QCdata
, NULL
);
10424 if (NILP (specified_data
))
10426 file
= x_find_image_file (specified_file
);
10427 if (!STRINGP (file
))
10429 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
10434 /* Open the image file. */
10435 fp
= fopen (XSTRING (file
)->data
, "rb");
10438 image_error ("Cannot open image file `%s'", file
, Qnil
);
10444 /* Check PNG signature. */
10445 if (fread (sig
, 1, sizeof sig
, fp
) != sizeof sig
10446 || !png_check_sig (sig
, sizeof sig
))
10448 image_error ("Not a PNG file:` %s'", file
, Qnil
);
10456 /* Read from memory. */
10457 tbr
.bytes
= XSTRING (specified_data
)->data
;
10458 tbr
.len
= STRING_BYTES (XSTRING (specified_data
));
10461 /* Check PNG signature. */
10462 if (tbr
.len
< sizeof sig
10463 || !png_check_sig (tbr
.bytes
, sizeof sig
))
10465 image_error ("Not a PNG image: `%s'", img
->spec
, Qnil
);
10470 /* Need to skip past the signature. */
10471 tbr
.bytes
+= sizeof (sig
);
10474 /* Initialize read and info structs for PNG lib. */
10475 png_ptr
= png_create_read_struct (PNG_LIBPNG_VER_STRING
, NULL
,
10476 my_png_error
, my_png_warning
);
10479 if (fp
) fclose (fp
);
10484 info_ptr
= png_create_info_struct (png_ptr
);
10487 png_destroy_read_struct (&png_ptr
, NULL
, NULL
);
10488 if (fp
) fclose (fp
);
10493 end_info
= png_create_info_struct (png_ptr
);
10496 png_destroy_read_struct (&png_ptr
, &info_ptr
, NULL
);
10497 if (fp
) fclose (fp
);
10502 /* Set error jump-back. We come back here when the PNG library
10503 detects an error. */
10504 if (setjmp (png_ptr
->jmpbuf
))
10508 png_destroy_read_struct (&png_ptr
, &info_ptr
, &end_info
);
10511 if (fp
) fclose (fp
);
10516 /* Read image info. */
10517 if (!NILP (specified_data
))
10518 png_set_read_fn (png_ptr
, (void *) &tbr
, png_read_from_memory
);
10520 png_init_io (png_ptr
, fp
);
10522 png_set_sig_bytes (png_ptr
, sizeof sig
);
10523 png_read_info (png_ptr
, info_ptr
);
10524 png_get_IHDR (png_ptr
, info_ptr
, &width
, &height
, &bit_depth
, &color_type
,
10525 &interlace_type
, NULL
, NULL
);
10527 /* If image contains simply transparency data, we prefer to
10528 construct a clipping mask. */
10529 if (png_get_valid (png_ptr
, info_ptr
, PNG_INFO_tRNS
))
10534 /* This function is easier to write if we only have to handle
10535 one data format: RGB or RGBA with 8 bits per channel. Let's
10536 transform other formats into that format. */
10538 /* Strip more than 8 bits per channel. */
10539 if (bit_depth
== 16)
10540 png_set_strip_16 (png_ptr
);
10542 /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel
10544 png_set_expand (png_ptr
);
10546 /* Convert grayscale images to RGB. */
10547 if (color_type
== PNG_COLOR_TYPE_GRAY
10548 || color_type
== PNG_COLOR_TYPE_GRAY_ALPHA
)
10549 png_set_gray_to_rgb (png_ptr
);
10551 /* The value 2.2 is a guess for PC monitors from PNG example.c. */
10552 gamma_str
= getenv ("SCREEN_GAMMA");
10553 screen_gamma
= gamma_str
? atof (gamma_str
) : 2.2;
10555 /* Tell the PNG lib to handle gamma correction for us. */
10557 #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED)
10558 if (png_get_sRGB (png_ptr
, info_ptr
, &intent
))
10559 /* There is a special chunk in the image specifying the gamma. */
10560 png_set_sRGB (png_ptr
, info_ptr
, intent
);
10563 if (png_get_gAMA (png_ptr
, info_ptr
, &image_gamma
))
10564 /* Image contains gamma information. */
10565 png_set_gamma (png_ptr
, screen_gamma
, image_gamma
);
10567 /* Use a default of 0.5 for the image gamma. */
10568 png_set_gamma (png_ptr
, screen_gamma
, 0.5);
10570 /* Handle alpha channel by combining the image with a background
10571 color. Do this only if a real alpha channel is supplied. For
10572 simple transparency, we prefer a clipping mask. */
10573 if (!transparent_p
)
10575 png_color_16
*image_background
;
10577 if (png_get_bKGD (png_ptr
, info_ptr
, &image_background
))
10578 /* Image contains a background color with which to
10579 combine the image. */
10580 png_set_background (png_ptr
, image_background
,
10581 PNG_BACKGROUND_GAMMA_FILE
, 1, 1.0);
10584 /* Image does not contain a background color with which
10585 to combine the image data via an alpha channel. Use
10586 the frame's background instead. */
10589 png_color_16 frame_background
;
10592 cmap
= DefaultColormapOfScreen (FRAME_X_SCREEN (f
));
10593 color
.pixel
= FRAME_BACKGROUND_PIXEL (f
);
10594 XQueryColor (FRAME_W32_DISPLAY (f
), cmap
, &color
);
10597 bzero (&frame_background
, sizeof frame_background
);
10598 frame_background
.red
= color
.red
;
10599 frame_background
.green
= color
.green
;
10600 frame_background
.blue
= color
.blue
;
10602 png_set_background (png_ptr
, &frame_background
,
10603 PNG_BACKGROUND_GAMMA_SCREEN
, 0, 1.0);
10607 /* Update info structure. */
10608 png_read_update_info (png_ptr
, info_ptr
);
10610 /* Get number of channels. Valid values are 1 for grayscale images
10611 and images with a palette, 2 for grayscale images with transparency
10612 information (alpha channel), 3 for RGB images, and 4 for RGB
10613 images with alpha channel, i.e. RGBA. If conversions above were
10614 sufficient we should only have 3 or 4 channels here. */
10615 channels
= png_get_channels (png_ptr
, info_ptr
);
10616 xassert (channels
== 3 || channels
== 4);
10618 /* Number of bytes needed for one row of the image. */
10619 row_bytes
= png_get_rowbytes (png_ptr
, info_ptr
);
10621 /* Allocate memory for the image. */
10622 pixels
= (png_byte
*) xmalloc (row_bytes
* height
* sizeof *pixels
);
10623 rows
= (png_byte
**) xmalloc (height
* sizeof *rows
);
10624 for (i
= 0; i
< height
; ++i
)
10625 rows
[i
] = pixels
+ i
* row_bytes
;
10627 /* Read the entire image. */
10628 png_read_image (png_ptr
, rows
);
10629 png_read_end (png_ptr
, info_ptr
);
10638 /* Create the X image and pixmap. */
10639 if (!x_create_x_image_and_pixmap (f
, width
, height
, 0, &ximg
,
10646 /* Create an image and pixmap serving as mask if the PNG image
10647 contains an alpha channel. */
10650 && !x_create_x_image_and_pixmap (f
, width
, height
, 1,
10651 &mask_img
, &img
->mask
))
10653 x_destroy_x_image (ximg
);
10654 XFreePixmap (FRAME_W32_DISPLAY (f
), img
->pixmap
);
10660 /* Fill the X image and mask from PNG data. */
10661 init_color_table ();
10663 for (y
= 0; y
< height
; ++y
)
10665 png_byte
*p
= rows
[y
];
10667 for (x
= 0; x
< width
; ++x
)
10674 XPutPixel (ximg
, x
, y
, lookup_rgb_color (f
, r
, g
, b
));
10676 /* An alpha channel, aka mask channel, associates variable
10677 transparency with an image. Where other image formats
10678 support binary transparency---fully transparent or fully
10679 opaque---PNG allows up to 254 levels of partial transparency.
10680 The PNG library implements partial transparency by combining
10681 the image with a specified background color.
10683 I'm not sure how to handle this here nicely: because the
10684 background on which the image is displayed may change, for
10685 real alpha channel support, it would be necessary to create
10686 a new image for each possible background.
10688 What I'm doing now is that a mask is created if we have
10689 boolean transparency information. Otherwise I'm using
10690 the frame's background color to combine the image with. */
10695 XPutPixel (mask_img
, x
, y
, *p
> 0);
10701 /* Remember colors allocated for this image. */
10702 img
->colors
= colors_in_color_table (&img
->ncolors
);
10703 free_color_table ();
10706 png_destroy_read_struct (&png_ptr
, &info_ptr
, &end_info
);
10710 img
->width
= width
;
10711 img
->height
= height
;
10713 /* Put the image into the pixmap, then free the X image and its buffer. */
10714 x_put_x_image (f
, ximg
, img
->pixmap
, width
, height
);
10715 x_destroy_x_image (ximg
);
10717 /* Same for the mask. */
10720 x_put_x_image (f
, mask_img
, img
->mask
, img
->width
, img
->height
);
10721 x_destroy_x_image (mask_img
);
10729 #endif /* HAVE_PNG != 0 */
10733 /***********************************************************************
10735 ***********************************************************************/
10739 /* Work around a warning about HAVE_STDLIB_H being redefined in
10741 #ifdef HAVE_STDLIB_H
10742 #define HAVE_STDLIB_H_1
10743 #undef HAVE_STDLIB_H
10744 #endif /* HAVE_STLIB_H */
10746 #include <jpeglib.h>
10747 #include <jerror.h>
10748 #include <setjmp.h>
10750 #ifdef HAVE_STLIB_H_1
10751 #define HAVE_STDLIB_H 1
10754 static int jpeg_image_p
P_ ((Lisp_Object object
));
10755 static int jpeg_load
P_ ((struct frame
*f
, struct image
*img
));
10757 /* The symbol `jpeg' identifying images of this type. */
10761 /* Indices of image specification fields in gs_format, below. */
10763 enum jpeg_keyword_index
10772 JPEG_HEURISTIC_MASK
,
10776 /* Vector of image_keyword structures describing the format
10777 of valid user-defined image specifications. */
10779 static struct image_keyword jpeg_format
[JPEG_LAST
] =
10781 {":type", IMAGE_SYMBOL_VALUE
, 1},
10782 {":data", IMAGE_STRING_VALUE
, 0},
10783 {":file", IMAGE_STRING_VALUE
, 0},
10784 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
10785 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
10786 {":relief", IMAGE_INTEGER_VALUE
, 0},
10787 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
10788 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0}
10791 /* Structure describing the image type `jpeg'. */
10793 static struct image_type jpeg_type
=
10803 /* Return non-zero if OBJECT is a valid JPEG image specification. */
10806 jpeg_image_p (object
)
10807 Lisp_Object object
;
10809 struct image_keyword fmt
[JPEG_LAST
];
10811 bcopy (jpeg_format
, fmt
, sizeof fmt
);
10813 if (!parse_image_spec (object
, fmt
, JPEG_LAST
, Qjpeg
)
10814 || (fmt
[JPEG_ASCENT
].count
10815 && XFASTINT (fmt
[JPEG_ASCENT
].value
) > 100))
10818 /* Must specify either the :data or :file keyword. */
10819 return fmt
[JPEG_FILE
].count
+ fmt
[JPEG_DATA
].count
== 1;
10823 struct my_jpeg_error_mgr
10825 struct jpeg_error_mgr pub
;
10826 jmp_buf setjmp_buffer
;
10830 my_error_exit (cinfo
)
10831 j_common_ptr cinfo
;
10833 struct my_jpeg_error_mgr
*mgr
= (struct my_jpeg_error_mgr
*) cinfo
->err
;
10834 longjmp (mgr
->setjmp_buffer
, 1);
10837 /* Init source method for JPEG data source manager. Called by
10838 jpeg_read_header() before any data is actually read. See
10839 libjpeg.doc from the JPEG lib distribution. */
10842 our_init_source (cinfo
)
10843 j_decompress_ptr cinfo
;
10848 /* Fill input buffer method for JPEG data source manager. Called
10849 whenever more data is needed. We read the whole image in one step,
10850 so this only adds a fake end of input marker at the end. */
10853 our_fill_input_buffer (cinfo
)
10854 j_decompress_ptr cinfo
;
10856 /* Insert a fake EOI marker. */
10857 struct jpeg_source_mgr
*src
= cinfo
->src
;
10858 static JOCTET buffer
[2];
10860 buffer
[0] = (JOCTET
) 0xFF;
10861 buffer
[1] = (JOCTET
) JPEG_EOI
;
10863 src
->next_input_byte
= buffer
;
10864 src
->bytes_in_buffer
= 2;
10869 /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src
10870 is the JPEG data source manager. */
10873 our_skip_input_data (cinfo
, num_bytes
)
10874 j_decompress_ptr cinfo
;
10877 struct jpeg_source_mgr
*src
= (struct jpeg_source_mgr
*) cinfo
->src
;
10881 if (num_bytes
> src
->bytes_in_buffer
)
10882 ERREXIT (cinfo
, JERR_INPUT_EOF
);
10884 src
->bytes_in_buffer
-= num_bytes
;
10885 src
->next_input_byte
+= num_bytes
;
10890 /* Method to terminate data source. Called by
10891 jpeg_finish_decompress() after all data has been processed. */
10894 our_term_source (cinfo
)
10895 j_decompress_ptr cinfo
;
10900 /* Set up the JPEG lib for reading an image from DATA which contains
10901 LEN bytes. CINFO is the decompression info structure created for
10902 reading the image. */
10905 jpeg_memory_src (cinfo
, data
, len
)
10906 j_decompress_ptr cinfo
;
10910 struct jpeg_source_mgr
*src
;
10912 if (cinfo
->src
== NULL
)
10914 /* First time for this JPEG object? */
10915 cinfo
->src
= (struct jpeg_source_mgr
*)
10916 (*cinfo
->mem
->alloc_small
) ((j_common_ptr
) cinfo
, JPOOL_PERMANENT
,
10917 sizeof (struct jpeg_source_mgr
));
10918 src
= (struct jpeg_source_mgr
*) cinfo
->src
;
10919 src
->next_input_byte
= data
;
10922 src
= (struct jpeg_source_mgr
*) cinfo
->src
;
10923 src
->init_source
= our_init_source
;
10924 src
->fill_input_buffer
= our_fill_input_buffer
;
10925 src
->skip_input_data
= our_skip_input_data
;
10926 src
->resync_to_restart
= jpeg_resync_to_restart
; /* Use default method. */
10927 src
->term_source
= our_term_source
;
10928 src
->bytes_in_buffer
= len
;
10929 src
->next_input_byte
= data
;
10933 /* Load image IMG for use on frame F. Patterned after example.c
10934 from the JPEG lib. */
10941 struct jpeg_decompress_struct cinfo
;
10942 struct my_jpeg_error_mgr mgr
;
10943 Lisp_Object file
, specified_file
;
10944 Lisp_Object specified_data
;
10947 int row_stride
, x
, y
;
10948 XImage
*ximg
= NULL
;
10950 unsigned long *colors
;
10952 struct gcpro gcpro1
;
10954 /* Open the JPEG file. */
10955 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
10956 specified_data
= image_spec_value (img
->spec
, QCdata
, NULL
);
10960 if (NILP (specified_data
))
10962 file
= x_find_image_file (specified_file
);
10963 if (!STRINGP (file
))
10965 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
10970 fp
= fopen (XSTRING (file
)->data
, "r");
10973 image_error ("Cannot open `%s'", file
, Qnil
);
10979 /* Customize libjpeg's error handling to call my_error_exit when an
10980 error is detected. This function will perform a longjmp. */
10981 mgr
.pub
.error_exit
= my_error_exit
;
10982 cinfo
.err
= jpeg_std_error (&mgr
.pub
);
10984 if ((rc
= setjmp (mgr
.setjmp_buffer
)) != 0)
10988 /* Called from my_error_exit. Display a JPEG error. */
10989 char buffer
[JMSG_LENGTH_MAX
];
10990 cinfo
.err
->format_message ((j_common_ptr
) &cinfo
, buffer
);
10991 image_error ("Error reading JPEG image `%s': %s", img
->spec
,
10992 build_string (buffer
));
10995 /* Close the input file and destroy the JPEG object. */
10998 jpeg_destroy_decompress (&cinfo
);
11002 /* If we already have an XImage, free that. */
11003 x_destroy_x_image (ximg
);
11005 /* Free pixmap and colors. */
11006 x_clear_image (f
, img
);
11013 /* Create the JPEG decompression object. Let it read from fp.
11014 Read the JPEG image header. */
11015 jpeg_create_decompress (&cinfo
);
11017 if (NILP (specified_data
))
11018 jpeg_stdio_src (&cinfo
, fp
);
11020 jpeg_memory_src (&cinfo
, XSTRING (specified_data
)->data
,
11021 STRING_BYTES (XSTRING (specified_data
)));
11023 jpeg_read_header (&cinfo
, TRUE
);
11025 /* Customize decompression so that color quantization will be used.
11026 Start decompression. */
11027 cinfo
.quantize_colors
= TRUE
;
11028 jpeg_start_decompress (&cinfo
);
11029 width
= img
->width
= cinfo
.output_width
;
11030 height
= img
->height
= cinfo
.output_height
;
11034 /* Create X image and pixmap. */
11035 if (!x_create_x_image_and_pixmap (f
, width
, height
, 0, &ximg
,
11039 longjmp (mgr
.setjmp_buffer
, 2);
11042 /* Allocate colors. When color quantization is used,
11043 cinfo.actual_number_of_colors has been set with the number of
11044 colors generated, and cinfo.colormap is a two-dimensional array
11045 of color indices in the range 0..cinfo.actual_number_of_colors.
11046 No more than 255 colors will be generated. */
11050 if (cinfo
.out_color_components
> 2)
11051 ir
= 0, ig
= 1, ib
= 2;
11052 else if (cinfo
.out_color_components
> 1)
11053 ir
= 0, ig
= 1, ib
= 0;
11055 ir
= 0, ig
= 0, ib
= 0;
11057 /* Use the color table mechanism because it handles colors that
11058 cannot be allocated nicely. Such colors will be replaced with
11059 a default color, and we don't have to care about which colors
11060 can be freed safely, and which can't. */
11061 init_color_table ();
11062 colors
= (unsigned long *) alloca (cinfo
.actual_number_of_colors
11065 for (i
= 0; i
< cinfo
.actual_number_of_colors
; ++i
)
11067 /* Multiply RGB values with 255 because X expects RGB values
11068 in the range 0..0xffff. */
11069 int r
= cinfo
.colormap
[ir
][i
] << 8;
11070 int g
= cinfo
.colormap
[ig
][i
] << 8;
11071 int b
= cinfo
.colormap
[ib
][i
] << 8;
11072 colors
[i
] = lookup_rgb_color (f
, r
, g
, b
);
11075 /* Remember those colors actually allocated. */
11076 img
->colors
= colors_in_color_table (&img
->ncolors
);
11077 free_color_table ();
11081 row_stride
= width
* cinfo
.output_components
;
11082 buffer
= cinfo
.mem
->alloc_sarray ((j_common_ptr
) &cinfo
, JPOOL_IMAGE
,
11084 for (y
= 0; y
< height
; ++y
)
11086 jpeg_read_scanlines (&cinfo
, buffer
, 1);
11087 for (x
= 0; x
< cinfo
.output_width
; ++x
)
11088 XPutPixel (ximg
, x
, y
, colors
[buffer
[0][x
]]);
11092 jpeg_finish_decompress (&cinfo
);
11093 jpeg_destroy_decompress (&cinfo
);
11097 /* Put the image into the pixmap. */
11098 x_put_x_image (f
, ximg
, img
->pixmap
, width
, height
);
11099 x_destroy_x_image (ximg
);
11105 #endif /* HAVE_JPEG */
11109 /***********************************************************************
11111 ***********************************************************************/
11115 #include <tiffio.h>
11117 static int tiff_image_p
P_ ((Lisp_Object object
));
11118 static int tiff_load
P_ ((struct frame
*f
, struct image
*img
));
11120 /* The symbol `tiff' identifying images of this type. */
11124 /* Indices of image specification fields in tiff_format, below. */
11126 enum tiff_keyword_index
11135 TIFF_HEURISTIC_MASK
,
11139 /* Vector of image_keyword structures describing the format
11140 of valid user-defined image specifications. */
11142 static struct image_keyword tiff_format
[TIFF_LAST
] =
11144 {":type", IMAGE_SYMBOL_VALUE
, 1},
11145 {":data", IMAGE_STRING_VALUE
, 0},
11146 {":file", IMAGE_STRING_VALUE
, 0},
11147 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
11148 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
11149 {":relief", IMAGE_INTEGER_VALUE
, 0},
11150 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
11151 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0}
11154 /* Structure describing the image type `tiff'. */
11156 static struct image_type tiff_type
=
11166 /* Return non-zero if OBJECT is a valid TIFF image specification. */
11169 tiff_image_p (object
)
11170 Lisp_Object object
;
11172 struct image_keyword fmt
[TIFF_LAST
];
11173 bcopy (tiff_format
, fmt
, sizeof fmt
);
11175 if (!parse_image_spec (object
, fmt
, TIFF_LAST
, Qtiff
)
11176 || (fmt
[TIFF_ASCENT
].count
11177 && XFASTINT (fmt
[TIFF_ASCENT
].value
) > 100))
11180 /* Must specify either the :data or :file keyword. */
11181 return fmt
[TIFF_FILE
].count
+ fmt
[TIFF_DATA
].count
== 1;
11185 /* Reading from a memory buffer for TIFF images Based on the PNG
11186 memory source, but we have to provide a lot of extra functions.
11189 We really only need to implement read and seek, but I am not
11190 convinced that the TIFF library is smart enough not to destroy
11191 itself if we only hand it the function pointers we need to
11196 unsigned char *bytes
;
11200 tiff_memory_source
;
11203 tiff_read_from_memory (data
, buf
, size
)
11208 tiff_memory_source
*src
= (tiff_memory_source
*) data
;
11210 if (size
> src
->len
- src
->index
)
11211 return (size_t) -1;
11212 bcopy (src
->bytes
+ src
->index
, buf
, size
);
11213 src
->index
+= size
;
11218 tiff_write_from_memory (data
, buf
, size
)
11223 return (size_t) -1;
11227 tiff_seek_in_memory (data
, off
, whence
)
11232 tiff_memory_source
*src
= (tiff_memory_source
*) data
;
11237 case SEEK_SET
: /* Go from beginning of source. */
11241 case SEEK_END
: /* Go from end of source. */
11242 idx
= src
->len
+ off
;
11245 case SEEK_CUR
: /* Go from current position. */
11246 idx
= src
->index
+ off
;
11249 default: /* Invalid `whence'. */
11253 if (idx
> src
->len
|| idx
< 0)
11261 tiff_close_memory (data
)
11269 tiff_mmap_memory (data
, pbase
, psize
)
11274 /* It is already _IN_ memory. */
11279 tiff_unmap_memory (data
, base
, size
)
11284 /* We don't need to do this. */
11288 tiff_size_of_memory (data
)
11291 return ((tiff_memory_source
*) data
)->len
;
11294 /* Load TIFF image IMG for use on frame F. Value is non-zero if
11302 Lisp_Object file
, specified_file
;
11303 Lisp_Object specified_data
;
11305 int width
, height
, x
, y
;
11309 struct gcpro gcpro1
;
11310 tiff_memory_source memsrc
;
11312 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
11313 specified_data
= image_spec_value (img
->spec
, QCdata
, NULL
);
11317 if (NILP (specified_data
))
11319 /* Read from a file */
11320 file
= x_find_image_file (specified_file
);
11321 if (!STRINGP (file
))
11323 image_error ("Cannot find image file `%s'", file
, Qnil
);
11328 /* Try to open the image file. */
11329 tiff
= TIFFOpen (XSTRING (file
)->data
, "r");
11332 image_error ("Cannot open `%s'", file
, Qnil
);
11339 /* Memory source! */
11340 memsrc
.bytes
= XSTRING (specified_data
)->data
;
11341 memsrc
.len
= STRING_BYTES (XSTRING (specified_data
));
11344 tiff
= TIFFClientOpen ("memory_source", "r", &memsrc
,
11345 (TIFFReadWriteProc
) tiff_read_from_memory
,
11346 (TIFFReadWriteProc
) tiff_write_from_memory
,
11347 tiff_seek_in_memory
,
11349 tiff_size_of_memory
,
11351 tiff_unmap_memory
);
11355 image_error ("Cannot open memory source for `%s'", img
->spec
, Qnil
);
11361 /* Get width and height of the image, and allocate a raster buffer
11362 of width x height 32-bit values. */
11363 TIFFGetField (tiff
, TIFFTAG_IMAGEWIDTH
, &width
);
11364 TIFFGetField (tiff
, TIFFTAG_IMAGELENGTH
, &height
);
11365 buf
= (uint32
*) xmalloc (width
* height
* sizeof *buf
);
11367 rc
= TIFFReadRGBAImage (tiff
, width
, height
, buf
, 0);
11371 image_error ("Error reading TIFF image `%s'", img
->spec
, Qnil
);
11379 /* Create the X image and pixmap. */
11380 if (!x_create_x_image_and_pixmap (f
, width
, height
, 0, &ximg
, &img
->pixmap
))
11388 /* Initialize the color table. */
11389 init_color_table ();
11391 /* Process the pixel raster. Origin is in the lower-left corner. */
11392 for (y
= 0; y
< height
; ++y
)
11394 uint32
*row
= buf
+ y
* width
;
11396 for (x
= 0; x
< width
; ++x
)
11398 uint32 abgr
= row
[x
];
11399 int r
= TIFFGetR (abgr
) << 8;
11400 int g
= TIFFGetG (abgr
) << 8;
11401 int b
= TIFFGetB (abgr
) << 8;
11402 XPutPixel (ximg
, x
, height
- 1 - y
, lookup_rgb_color (f
, r
, g
, b
));
11406 /* Remember the colors allocated for the image. Free the color table. */
11407 img
->colors
= colors_in_color_table (&img
->ncolors
);
11408 free_color_table ();
11410 /* Put the image into the pixmap, then free the X image and its buffer. */
11411 x_put_x_image (f
, ximg
, img
->pixmap
, width
, height
);
11412 x_destroy_x_image (ximg
);
11416 img
->width
= width
;
11417 img
->height
= height
;
11423 #endif /* HAVE_TIFF != 0 */
11427 /***********************************************************************
11429 ***********************************************************************/
11433 #include <gif_lib.h>
11435 static int gif_image_p
P_ ((Lisp_Object object
));
11436 static int gif_load
P_ ((struct frame
*f
, struct image
*img
));
11438 /* The symbol `gif' identifying images of this type. */
11442 /* Indices of image specification fields in gif_format, below. */
11444 enum gif_keyword_index
11453 GIF_HEURISTIC_MASK
,
11458 /* Vector of image_keyword structures describing the format
11459 of valid user-defined image specifications. */
11461 static struct image_keyword gif_format
[GIF_LAST
] =
11463 {":type", IMAGE_SYMBOL_VALUE
, 1},
11464 {":data", IMAGE_STRING_VALUE
, 0},
11465 {":file", IMAGE_STRING_VALUE
, 0},
11466 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
11467 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
11468 {":relief", IMAGE_INTEGER_VALUE
, 0},
11469 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
11470 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
11471 {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0}
11474 /* Structure describing the image type `gif'. */
11476 static struct image_type gif_type
=
11485 /* Return non-zero if OBJECT is a valid GIF image specification. */
11488 gif_image_p (object
)
11489 Lisp_Object object
;
11491 struct image_keyword fmt
[GIF_LAST
];
11492 bcopy (gif_format
, fmt
, sizeof fmt
);
11494 if (!parse_image_spec (object
, fmt
, GIF_LAST
, Qgif
)
11495 || (fmt
[GIF_ASCENT
].count
11496 && XFASTINT (fmt
[GIF_ASCENT
].value
) > 100))
11499 /* Must specify either the :data or :file keyword. */
11500 return fmt
[GIF_FILE
].count
+ fmt
[GIF_DATA
].count
== 1;
11503 /* Reading a GIF image from memory
11504 Based on the PNG memory stuff to a certain extent. */
11508 unsigned char *bytes
;
11514 /* Make the current memory source available to gif_read_from_memory.
11515 It's done this way because not all versions of libungif support
11516 a UserData field in the GifFileType structure. */
11517 static gif_memory_source
*current_gif_memory_src
;
11520 gif_read_from_memory (file
, buf
, len
)
11525 gif_memory_source
*src
= current_gif_memory_src
;
11527 if (len
> src
->len
- src
->index
)
11530 bcopy (src
->bytes
+ src
->index
, buf
, len
);
11536 /* Load GIF image IMG for use on frame F. Value is non-zero if
11544 Lisp_Object file
, specified_file
;
11545 Lisp_Object specified_data
;
11546 int rc
, width
, height
, x
, y
, i
;
11548 ColorMapObject
*gif_color_map
;
11549 unsigned long pixel_colors
[256];
11551 struct gcpro gcpro1
;
11553 int ino
, image_left
, image_top
, image_width
, image_height
;
11554 gif_memory_source memsrc
;
11555 unsigned char *raster
;
11557 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
11558 specified_data
= image_spec_value (img
->spec
, QCdata
, NULL
);
11562 if (NILP (specified_data
))
11564 file
= x_find_image_file (specified_file
);
11565 if (!STRINGP (file
))
11567 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
11572 /* Open the GIF file. */
11573 gif
= DGifOpenFileName (XSTRING (file
)->data
);
11576 image_error ("Cannot open `%s'", file
, Qnil
);
11583 /* Read from memory! */
11584 current_gif_memory_src
= &memsrc
;
11585 memsrc
.bytes
= XSTRING (specified_data
)->data
;
11586 memsrc
.len
= STRING_BYTES (XSTRING (specified_data
));
11589 gif
= DGifOpen(&memsrc
, gif_read_from_memory
);
11592 image_error ("Cannot open memory source `%s'", img
->spec
, Qnil
);
11598 /* Read entire contents. */
11599 rc
= DGifSlurp (gif
);
11600 if (rc
== GIF_ERROR
)
11602 image_error ("Error reading `%s'", img
->spec
, Qnil
);
11603 DGifCloseFile (gif
);
11608 image
= image_spec_value (img
->spec
, QCindex
, NULL
);
11609 ino
= INTEGERP (image
) ? XFASTINT (image
) : 0;
11610 if (ino
>= gif
->ImageCount
)
11612 image_error ("Invalid image number `%s' in image `%s'",
11614 DGifCloseFile (gif
);
11619 width
= img
->width
= gif
->SWidth
;
11620 height
= img
->height
= gif
->SHeight
;
11624 /* Create the X image and pixmap. */
11625 if (!x_create_x_image_and_pixmap (f
, width
, height
, 0, &ximg
, &img
->pixmap
))
11628 DGifCloseFile (gif
);
11633 /* Allocate colors. */
11634 gif_color_map
= gif
->SavedImages
[ino
].ImageDesc
.ColorMap
;
11635 if (!gif_color_map
)
11636 gif_color_map
= gif
->SColorMap
;
11637 init_color_table ();
11638 bzero (pixel_colors
, sizeof pixel_colors
);
11640 for (i
= 0; i
< gif_color_map
->ColorCount
; ++i
)
11642 int r
= gif_color_map
->Colors
[i
].Red
<< 8;
11643 int g
= gif_color_map
->Colors
[i
].Green
<< 8;
11644 int b
= gif_color_map
->Colors
[i
].Blue
<< 8;
11645 pixel_colors
[i
] = lookup_rgb_color (f
, r
, g
, b
);
11648 img
->colors
= colors_in_color_table (&img
->ncolors
);
11649 free_color_table ();
11651 /* Clear the part of the screen image that are not covered by
11652 the image from the GIF file. Full animated GIF support
11653 requires more than can be done here (see the gif89 spec,
11654 disposal methods). Let's simply assume that the part
11655 not covered by a sub-image is in the frame's background color. */
11656 image_top
= gif
->SavedImages
[ino
].ImageDesc
.Top
;
11657 image_left
= gif
->SavedImages
[ino
].ImageDesc
.Left
;
11658 image_width
= gif
->SavedImages
[ino
].ImageDesc
.Width
;
11659 image_height
= gif
->SavedImages
[ino
].ImageDesc
.Height
;
11661 for (y
= 0; y
< image_top
; ++y
)
11662 for (x
= 0; x
< width
; ++x
)
11663 XPutPixel (ximg
, x
, y
, FRAME_BACKGROUND_PIXEL (f
));
11665 for (y
= image_top
+ image_height
; y
< height
; ++y
)
11666 for (x
= 0; x
< width
; ++x
)
11667 XPutPixel (ximg
, x
, y
, FRAME_BACKGROUND_PIXEL (f
));
11669 for (y
= image_top
; y
< image_top
+ image_height
; ++y
)
11671 for (x
= 0; x
< image_left
; ++x
)
11672 XPutPixel (ximg
, x
, y
, FRAME_BACKGROUND_PIXEL (f
));
11673 for (x
= image_left
+ image_width
; x
< width
; ++x
)
11674 XPutPixel (ximg
, x
, y
, FRAME_BACKGROUND_PIXEL (f
));
11677 /* Read the GIF image into the X image. We use a local variable
11678 `raster' here because RasterBits below is a char *, and invites
11679 problems with bytes >= 0x80. */
11680 raster
= (unsigned char *) gif
->SavedImages
[ino
].RasterBits
;
11682 if (gif
->SavedImages
[ino
].ImageDesc
.Interlace
)
11684 static int interlace_start
[] = {0, 4, 2, 1};
11685 static int interlace_increment
[] = {8, 8, 4, 2};
11687 int row
= interlace_start
[0];
11691 for (y
= 0; y
< image_height
; y
++)
11693 if (row
>= image_height
)
11695 row
= interlace_start
[++pass
];
11696 while (row
>= image_height
)
11697 row
= interlace_start
[++pass
];
11700 for (x
= 0; x
< image_width
; x
++)
11702 int i
= raster
[(y
* image_width
) + x
];
11703 XPutPixel (ximg
, x
+ image_left
, row
+ image_top
,
11707 row
+= interlace_increment
[pass
];
11712 for (y
= 0; y
< image_height
; ++y
)
11713 for (x
= 0; x
< image_width
; ++x
)
11715 int i
= raster
[y
* image_width
+ x
];
11716 XPutPixel (ximg
, x
+ image_left
, y
+ image_top
, pixel_colors
[i
]);
11720 DGifCloseFile (gif
);
11722 /* Put the image into the pixmap, then free the X image and its buffer. */
11723 x_put_x_image (f
, ximg
, img
->pixmap
, width
, height
);
11724 x_destroy_x_image (ximg
);
11731 #endif /* HAVE_GIF != 0 */
11735 /***********************************************************************
11737 ***********************************************************************/
11739 #ifdef HAVE_GHOSTSCRIPT
11740 static int gs_image_p
P_ ((Lisp_Object object
));
11741 static int gs_load
P_ ((struct frame
*f
, struct image
*img
));
11742 static void gs_clear_image
P_ ((struct frame
*f
, struct image
*img
));
11744 /* The symbol `postscript' identifying images of this type. */
11746 Lisp_Object Qpostscript
;
11748 /* Keyword symbols. */
11750 Lisp_Object QCloader
, QCbounding_box
, QCpt_width
, QCpt_height
;
11752 /* Indices of image specification fields in gs_format, below. */
11754 enum gs_keyword_index
11770 /* Vector of image_keyword structures describing the format
11771 of valid user-defined image specifications. */
11773 static struct image_keyword gs_format
[GS_LAST
] =
11775 {":type", IMAGE_SYMBOL_VALUE
, 1},
11776 {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE
, 1},
11777 {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE
, 1},
11778 {":file", IMAGE_STRING_VALUE
, 1},
11779 {":loader", IMAGE_FUNCTION_VALUE
, 0},
11780 {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE
, 1},
11781 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
11782 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
11783 {":relief", IMAGE_INTEGER_VALUE
, 0},
11784 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
11785 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0}
11788 /* Structure describing the image type `ghostscript'. */
11790 static struct image_type gs_type
=
11800 /* Free X resources of Ghostscript image IMG which is used on frame F. */
11803 gs_clear_image (f
, img
)
11807 /* IMG->data.ptr_val may contain a recorded colormap. */
11808 xfree (img
->data
.ptr_val
);
11809 x_clear_image (f
, img
);
11813 /* Return non-zero if OBJECT is a valid Ghostscript image
11817 gs_image_p (object
)
11818 Lisp_Object object
;
11820 struct image_keyword fmt
[GS_LAST
];
11824 bcopy (gs_format
, fmt
, sizeof fmt
);
11826 if (!parse_image_spec (object
, fmt
, GS_LAST
, Qpostscript
)
11827 || (fmt
[GS_ASCENT
].count
11828 && XFASTINT (fmt
[GS_ASCENT
].value
) > 100))
11831 /* Bounding box must be a list or vector containing 4 integers. */
11832 tem
= fmt
[GS_BOUNDING_BOX
].value
;
11835 for (i
= 0; i
< 4; ++i
, tem
= XCDR (tem
))
11836 if (!CONSP (tem
) || !INTEGERP (XCAR (tem
)))
11841 else if (VECTORP (tem
))
11843 if (XVECTOR (tem
)->size
!= 4)
11845 for (i
= 0; i
< 4; ++i
)
11846 if (!INTEGERP (XVECTOR (tem
)->contents
[i
]))
11856 /* Load Ghostscript image IMG for use on frame F. Value is non-zero
11865 Lisp_Object window_and_pixmap_id
= Qnil
, loader
, pt_height
, pt_width
;
11866 struct gcpro gcpro1
, gcpro2
;
11868 double in_width
, in_height
;
11869 Lisp_Object pixel_colors
= Qnil
;
11871 /* Compute pixel size of pixmap needed from the given size in the
11872 image specification. Sizes in the specification are in pt. 1 pt
11873 = 1/72 in, xdpi and ydpi are stored in the frame's X display
11875 pt_width
= image_spec_value (img
->spec
, QCpt_width
, NULL
);
11876 in_width
= XFASTINT (pt_width
) / 72.0;
11877 img
->width
= in_width
* FRAME_W32_DISPLAY_INFO (f
)->resx
;
11878 pt_height
= image_spec_value (img
->spec
, QCpt_height
, NULL
);
11879 in_height
= XFASTINT (pt_height
) / 72.0;
11880 img
->height
= in_height
* FRAME_W32_DISPLAY_INFO (f
)->resy
;
11882 /* Create the pixmap. */
11884 xassert (img
->pixmap
== 0);
11885 img
->pixmap
= XCreatePixmap (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
),
11886 img
->width
, img
->height
,
11887 DefaultDepthOfScreen (FRAME_X_SCREEN (f
)));
11892 image_error ("Unable to create pixmap for `%s'", img
->spec
, Qnil
);
11896 /* Call the loader to fill the pixmap. It returns a process object
11897 if successful. We do not record_unwind_protect here because
11898 other places in redisplay like calling window scroll functions
11899 don't either. Let the Lisp loader use `unwind-protect' instead. */
11900 GCPRO2 (window_and_pixmap_id
, pixel_colors
);
11902 sprintf (buffer
, "%lu %lu",
11903 (unsigned long) FRAME_W32_WINDOW (f
),
11904 (unsigned long) img
->pixmap
);
11905 window_and_pixmap_id
= build_string (buffer
);
11907 sprintf (buffer
, "%lu %lu",
11908 FRAME_FOREGROUND_PIXEL (f
),
11909 FRAME_BACKGROUND_PIXEL (f
));
11910 pixel_colors
= build_string (buffer
);
11912 XSETFRAME (frame
, f
);
11913 loader
= image_spec_value (img
->spec
, QCloader
, NULL
);
11915 loader
= intern ("gs-load-image");
11917 img
->data
.lisp_val
= call6 (loader
, frame
, img
->spec
,
11918 make_number (img
->width
),
11919 make_number (img
->height
),
11920 window_and_pixmap_id
,
11923 return PROCESSP (img
->data
.lisp_val
);
11927 /* Kill the Ghostscript process that was started to fill PIXMAP on
11928 frame F. Called from XTread_socket when receiving an event
11929 telling Emacs that Ghostscript has finished drawing. */
11932 x_kill_gs_process (pixmap
, f
)
11936 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
11940 /* Find the image containing PIXMAP. */
11941 for (i
= 0; i
< c
->used
; ++i
)
11942 if (c
->images
[i
]->pixmap
== pixmap
)
11945 /* Kill the GS process. We should have found PIXMAP in the image
11946 cache and its image should contain a process object. */
11947 xassert (i
< c
->used
);
11948 img
= c
->images
[i
];
11949 xassert (PROCESSP (img
->data
.lisp_val
));
11950 Fkill_process (img
->data
.lisp_val
, Qnil
);
11951 img
->data
.lisp_val
= Qnil
;
11953 /* On displays with a mutable colormap, figure out the colors
11954 allocated for the image by looking at the pixels of an XImage for
11956 class = FRAME_W32_DISPLAY_INFO (f
)->visual
->class;
11957 if (class != StaticColor
&& class != StaticGray
&& class != TrueColor
)
11963 /* Try to get an XImage for img->pixmep. */
11964 ximg
= XGetImage (FRAME_W32_DISPLAY (f
), img
->pixmap
,
11965 0, 0, img
->width
, img
->height
, ~0, ZPixmap
);
11970 /* Initialize the color table. */
11971 init_color_table ();
11973 /* For each pixel of the image, look its color up in the
11974 color table. After having done so, the color table will
11975 contain an entry for each color used by the image. */
11976 for (y
= 0; y
< img
->height
; ++y
)
11977 for (x
= 0; x
< img
->width
; ++x
)
11979 unsigned long pixel
= XGetPixel (ximg
, x
, y
);
11980 lookup_pixel_color (f
, pixel
);
11983 /* Record colors in the image. Free color table and XImage. */
11984 img
->colors
= colors_in_color_table (&img
->ncolors
);
11985 free_color_table ();
11986 XDestroyImage (ximg
);
11988 #if 0 /* This doesn't seem to be the case. If we free the colors
11989 here, we get a BadAccess later in x_clear_image when
11990 freeing the colors. */
11991 /* We have allocated colors once, but Ghostscript has also
11992 allocated colors on behalf of us. So, to get the
11993 reference counts right, free them once. */
11996 Colormap cmap
= DefaultColormapOfScreen (FRAME_X_SCREEN (f
));
11997 XFreeColors (FRAME_W32_DISPLAY (f
), cmap
,
11998 img
->colors
, img
->ncolors
, 0);
12003 image_error ("Cannot get X image of `%s'; colors will not be freed",
12010 #endif /* HAVE_GHOSTSCRIPT */
12013 /***********************************************************************
12015 ***********************************************************************/
12017 DEFUN ("x-change-window-property", Fx_change_window_property
,
12018 Sx_change_window_property
, 2, 3, 0,
12019 "Change window property PROP to VALUE on the X window of FRAME.\n\
12020 PROP and VALUE must be strings. FRAME nil or omitted means use the\n\
12021 selected frame. Value is VALUE.")
12022 (prop
, value
, frame
)
12023 Lisp_Object frame
, prop
, value
;
12025 #if 0 /* TODO : port window properties to W32 */
12026 struct frame
*f
= check_x_frame (frame
);
12029 CHECK_STRING (prop
, 1);
12030 CHECK_STRING (value
, 2);
12033 prop_atom
= XInternAtom (FRAME_W32_DISPLAY (f
), XSTRING (prop
)->data
, False
);
12034 XChangeProperty (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
),
12035 prop_atom
, XA_STRING
, 8, PropModeReplace
,
12036 XSTRING (value
)->data
, XSTRING (value
)->size
);
12038 /* Make sure the property is set when we return. */
12039 XFlush (FRAME_W32_DISPLAY (f
));
12048 DEFUN ("x-delete-window-property", Fx_delete_window_property
,
12049 Sx_delete_window_property
, 1, 2, 0,
12050 "Remove window property PROP from X window of FRAME.\n\
12051 FRAME nil or omitted means use the selected frame. Value is PROP.")
12053 Lisp_Object prop
, frame
;
12055 #if 0 /* TODO : port window properties to W32 */
12057 struct frame
*f
= check_x_frame (frame
);
12060 CHECK_STRING (prop
, 1);
12062 prop_atom
= XInternAtom (FRAME_W32_DISPLAY (f
), XSTRING (prop
)->data
, False
);
12063 XDeleteProperty (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
), prop_atom
);
12065 /* Make sure the property is removed when we return. */
12066 XFlush (FRAME_W32_DISPLAY (f
));
12074 DEFUN ("x-window-property", Fx_window_property
, Sx_window_property
,
12076 "Value is the value of window property PROP on FRAME.\n\
12077 If FRAME is nil or omitted, use the selected frame. Value is nil\n\
12078 if FRAME hasn't a property with name PROP or if PROP has no string\n\
12081 Lisp_Object prop
, frame
;
12083 #if 0 /* TODO : port window properties to W32 */
12085 struct frame
*f
= check_x_frame (frame
);
12088 Lisp_Object prop_value
= Qnil
;
12089 char *tmp_data
= NULL
;
12092 unsigned long actual_size
, bytes_remaining
;
12094 CHECK_STRING (prop
, 1);
12096 prop_atom
= XInternAtom (FRAME_W32_DISPLAY (f
), XSTRING (prop
)->data
, False
);
12097 rc
= XGetWindowProperty (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
),
12098 prop_atom
, 0, 0, False
, XA_STRING
,
12099 &actual_type
, &actual_format
, &actual_size
,
12100 &bytes_remaining
, (unsigned char **) &tmp_data
);
12103 int size
= bytes_remaining
;
12108 rc
= XGetWindowProperty (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
),
12109 prop_atom
, 0, bytes_remaining
,
12111 &actual_type
, &actual_format
,
12112 &actual_size
, &bytes_remaining
,
12113 (unsigned char **) &tmp_data
);
12115 prop_value
= make_string (tmp_data
, size
);
12130 /***********************************************************************
12132 ***********************************************************************/
12134 /* If non-null, an asynchronous timer that, when it expires, displays
12135 an hourglass cursor on all frames. */
12137 static struct atimer
*hourglass_atimer
;
12139 /* Non-zero means an hourglass cursor is currently shown. */
12141 static int hourglass_shown_p
;
12143 /* Number of seconds to wait before displaying an hourglass cursor. */
12145 static Lisp_Object Vhourglass_delay
;
12147 /* Default number of seconds to wait before displaying an hourglass
12150 #define DEFAULT_HOURGLASS_DELAY 1
12152 /* Function prototypes. */
12154 static void show_hourglass
P_ ((struct atimer
*));
12155 static void hide_hourglass
P_ ((void));
12158 /* Cancel a currently active hourglass timer, and start a new one. */
12163 #if 0 /* TODO: cursor shape changes. */
12165 int secs
, usecs
= 0;
12167 cancel_hourglass ();
12169 if (INTEGERP (Vhourglass_delay
)
12170 && XINT (Vhourglass_delay
) > 0)
12171 secs
= XFASTINT (Vhourglass_delay
);
12172 else if (FLOATP (Vhourglass_delay
)
12173 && XFLOAT_DATA (Vhourglass_delay
) > 0)
12176 tem
= Ftruncate (Vhourglass_delay
, Qnil
);
12177 secs
= XFASTINT (tem
);
12178 usecs
= (XFLOAT_DATA (Vhourglass_delay
) - secs
) * 1000000;
12181 secs
= DEFAULT_HOURGLASS_DELAY
;
12183 EMACS_SET_SECS_USECS (delay
, secs
, usecs
);
12184 hourglass_atimer
= start_atimer (ATIMER_RELATIVE
, delay
,
12185 show_hourglass
, NULL
);
12190 /* Cancel the hourglass cursor timer if active, hide an hourglass
12191 cursor if shown. */
12194 cancel_hourglass ()
12196 if (hourglass_atimer
)
12198 cancel_atimer (hourglass_atimer
);
12199 hourglass_atimer
= NULL
;
12202 if (hourglass_shown_p
)
12207 /* Timer function of hourglass_atimer. TIMER is equal to
12210 Display an hourglass cursor on all frames by mapping the frames'
12211 hourglass_window. Set the hourglass_p flag in the frames'
12212 output_data.x structure to indicate that an hourglass cursor is
12213 shown on the frames. */
12216 show_hourglass (timer
)
12217 struct atimer
*timer
;
12219 #if 0 /* TODO: cursor shape changes. */
12220 /* The timer implementation will cancel this timer automatically
12221 after this function has run. Set hourglass_atimer to null
12222 so that we know the timer doesn't have to be canceled. */
12223 hourglass_atimer
= NULL
;
12225 if (!hourglass_shown_p
)
12227 Lisp_Object rest
, frame
;
12231 FOR_EACH_FRAME (rest
, frame
)
12232 if (FRAME_W32_P (XFRAME (frame
)))
12234 struct frame
*f
= XFRAME (frame
);
12236 f
->output_data
.w32
->hourglass_p
= 1;
12238 if (!f
->output_data
.w32
->hourglass_window
)
12240 unsigned long mask
= CWCursor
;
12241 XSetWindowAttributes attrs
;
12243 attrs
.cursor
= f
->output_data
.w32
->hourglass_cursor
;
12245 f
->output_data
.w32
->hourglass_window
12246 = XCreateWindow (FRAME_X_DISPLAY (f
),
12247 FRAME_OUTER_WINDOW (f
),
12248 0, 0, 32000, 32000, 0, 0,
12254 XMapRaised (FRAME_X_DISPLAY (f
),
12255 f
->output_data
.w32
->hourglass_window
);
12256 XFlush (FRAME_X_DISPLAY (f
));
12259 hourglass_shown_p
= 1;
12266 /* Hide the hourglass cursor on all frames, if it is currently shown. */
12271 #if 0 /* TODO: cursor shape changes. */
12272 if (hourglass_shown_p
)
12274 Lisp_Object rest
, frame
;
12277 FOR_EACH_FRAME (rest
, frame
)
12279 struct frame
*f
= XFRAME (frame
);
12281 if (FRAME_W32_P (f
)
12282 /* Watch out for newly created frames. */
12283 && f
->output_data
.x
->hourglass_window
)
12285 XUnmapWindow (FRAME_X_DISPLAY (f
),
12286 f
->output_data
.x
->hourglass_window
);
12287 /* Sync here because XTread_socket looks at the
12288 hourglass_p flag that is reset to zero below. */
12289 XSync (FRAME_X_DISPLAY (f
), False
);
12290 f
->output_data
.x
->hourglass_p
= 0;
12294 hourglass_shown_p
= 0;
12302 /***********************************************************************
12304 ***********************************************************************/
12306 static Lisp_Object x_create_tip_frame
P_ ((struct w32_display_info
*,
12309 /* The frame of a currently visible tooltip, or null. */
12311 Lisp_Object tip_frame
;
12313 /* If non-nil, a timer started that hides the last tooltip when it
12316 Lisp_Object tip_timer
;
12320 unwind_create_tip_frame (frame
)
12323 Lisp_Object deleted
;
12325 deleted
= unwind_create_frame (frame
);
12326 if (EQ (deleted
, Qt
))
12336 /* Create a frame for a tooltip on the display described by DPYINFO.
12337 PARMS is a list of frame parameters. Value is the frame.
12339 Note that functions called here, esp. x_default_parameter can
12340 signal errors, for instance when a specified color name is
12341 undefined. We have to make sure that we're in a consistent state
12342 when this happens. */
12345 x_create_tip_frame (dpyinfo
, parms
)
12346 struct w32_display_info
*dpyinfo
;
12349 #if 0 /* TODO : w32 version */
12351 Lisp_Object frame
, tem
;
12353 long window_prompting
= 0;
12355 int count
= BINDING_STACK_SIZE ();
12356 struct gcpro gcpro1
, gcpro2
, gcpro3
;
12361 /* Use this general default value to start with until we know if
12362 this frame has a specified name. */
12363 Vx_resource_name
= Vinvocation_name
;
12365 #ifdef MULTI_KBOARD
12366 kb
= dpyinfo
->kboard
;
12368 kb
= &the_only_kboard
;
12371 /* Get the name of the frame to use for resource lookup. */
12372 name
= w32_get_arg (parms
, Qname
, "name", "Name", RES_TYPE_STRING
);
12373 if (!STRINGP (name
)
12374 && !EQ (name
, Qunbound
)
12376 error ("Invalid frame name--not a string or nil");
12377 Vx_resource_name
= name
;
12380 GCPRO3 (parms
, name
, frame
);
12381 f
= make_frame (1);
12382 XSETFRAME (frame
, f
);
12383 FRAME_CAN_HAVE_SCROLL_BARS (f
) = 0;
12384 record_unwind_protect (unwind_create_tip_frame
, frame
);
12386 f
->output_method
= output_w32
;
12387 f
->output_data
.w32
=
12388 (struct w32_output
*) xmalloc (sizeof (struct w32_output
));
12389 bzero (f
->output_data
.w32
, sizeof (struct w32_output
));
12391 f
->output_data
.w32
->icon_bitmap
= -1;
12393 f
->output_data
.w32
->fontset
= -1;
12394 f
->icon_name
= Qnil
;
12397 image_cache_refcount
= FRAME_X_IMAGE_CACHE (f
)->refcount
;
12398 dpyinfo_refcount
= dpyinfo
->reference_count
;
12399 #endif /* GLYPH_DEBUG */
12400 #ifdef MULTI_KBOARD
12401 FRAME_KBOARD (f
) = kb
;
12403 f
->output_data
.w32
->parent_desc
= FRAME_W32_DISPLAY_INFO (f
)->root_window
;
12404 f
->output_data
.w32
->explicit_parent
= 0;
12406 /* Set the name; the functions to which we pass f expect the name to
12408 if (EQ (name
, Qunbound
) || NILP (name
))
12410 f
->name
= build_string (dpyinfo
->x_id_name
);
12411 f
->explicit_name
= 0;
12416 f
->explicit_name
= 1;
12417 /* use the frame's title when getting resources for this frame. */
12418 specbind (Qx_resource_name
, name
);
12421 /* Extract the window parameters from the supplied values
12422 that are needed to determine window geometry. */
12426 font
= w32_get_arg (parms
, Qfont
, "font", "Font", RES_TYPE_STRING
);
12429 /* First, try whatever font the caller has specified. */
12430 if (STRINGP (font
))
12432 tem
= Fquery_fontset (font
, Qnil
);
12434 font
= x_new_fontset (f
, XSTRING (tem
)->data
);
12436 font
= x_new_font (f
, XSTRING (font
)->data
);
12439 /* Try out a font which we hope has bold and italic variations. */
12440 if (!STRINGP (font
))
12441 font
= x_new_font (f
, "-*-courier new-normal-r-*-*-*-100-*-*-*-*-iso8859-1");
12442 if (!STRINGP (font
))
12443 font
= x_new_font (f
, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1");
12444 if (! STRINGP (font
))
12445 font
= x_new_font (f
, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1");
12446 if (! STRINGP (font
))
12447 /* This was formerly the first thing tried, but it finds too many fonts
12448 and takes too long. */
12449 font
= x_new_font (f
, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1");
12450 /* If those didn't work, look for something which will at least work. */
12451 if (! STRINGP (font
))
12452 font
= x_new_font (f
, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1");
12454 if (! STRINGP (font
))
12455 font
= build_string ("fixed");
12457 x_default_parameter (f
, parms
, Qfont
, font
,
12458 "font", "Font", RES_TYPE_STRING
);
12461 x_default_parameter (f
, parms
, Qborder_width
, make_number (2),
12462 "borderWidth", "BorderWidth", RES_TYPE_NUMBER
);
12464 /* This defaults to 2 in order to match xterm. We recognize either
12465 internalBorderWidth or internalBorder (which is what xterm calls
12467 if (NILP (Fassq (Qinternal_border_width
, parms
)))
12471 value
= w32_get_arg (parms
, Qinternal_border_width
,
12472 "internalBorder", "internalBorder", RES_TYPE_NUMBER
);
12473 if (! EQ (value
, Qunbound
))
12474 parms
= Fcons (Fcons (Qinternal_border_width
, value
),
12478 x_default_parameter (f
, parms
, Qinternal_border_width
, make_number (1),
12479 "internalBorderWidth", "internalBorderWidth",
12482 /* Also do the stuff which must be set before the window exists. */
12483 x_default_parameter (f
, parms
, Qforeground_color
, build_string ("black"),
12484 "foreground", "Foreground", RES_TYPE_STRING
);
12485 x_default_parameter (f
, parms
, Qbackground_color
, build_string ("white"),
12486 "background", "Background", RES_TYPE_STRING
);
12487 x_default_parameter (f
, parms
, Qmouse_color
, build_string ("black"),
12488 "pointerColor", "Foreground", RES_TYPE_STRING
);
12489 x_default_parameter (f
, parms
, Qcursor_color
, build_string ("black"),
12490 "cursorColor", "Foreground", RES_TYPE_STRING
);
12491 x_default_parameter (f
, parms
, Qborder_color
, build_string ("black"),
12492 "borderColor", "BorderColor", RES_TYPE_STRING
);
12494 /* Init faces before x_default_parameter is called for scroll-bar
12495 parameters because that function calls x_set_scroll_bar_width,
12496 which calls change_frame_size, which calls Fset_window_buffer,
12497 which runs hooks, which call Fvertical_motion. At the end, we
12498 end up in init_iterator with a null face cache, which should not
12500 init_frame_faces (f
);
12502 f
->output_data
.w32
->parent_desc
= FRAME_W32_DISPLAY_INFO (f
)->root_window
;
12503 window_prompting
= x_figure_window_size (f
, parms
);
12505 if (window_prompting
& XNegative
)
12507 if (window_prompting
& YNegative
)
12508 f
->output_data
.w32
->win_gravity
= SouthEastGravity
;
12510 f
->output_data
.w32
->win_gravity
= NorthEastGravity
;
12514 if (window_prompting
& YNegative
)
12515 f
->output_data
.w32
->win_gravity
= SouthWestGravity
;
12517 f
->output_data
.w32
->win_gravity
= NorthWestGravity
;
12520 f
->output_data
.w32
->size_hint_flags
= window_prompting
;
12522 XSetWindowAttributes attrs
;
12523 unsigned long mask
;
12526 mask
= CWBackPixel
| CWOverrideRedirect
| CWSaveUnder
| CWEventMask
;
12527 /* Window managers looks at the override-redirect flag to
12528 determine whether or net to give windows a decoration (Xlib
12530 attrs
.override_redirect
= True
;
12531 attrs
.save_under
= True
;
12532 attrs
.background_pixel
= FRAME_BACKGROUND_PIXEL (f
);
12533 /* Arrange for getting MapNotify and UnmapNotify events. */
12534 attrs
.event_mask
= StructureNotifyMask
;
12536 = FRAME_W32_WINDOW (f
)
12537 = XCreateWindow (FRAME_W32_DISPLAY (f
),
12538 FRAME_W32_DISPLAY_INFO (f
)->root_window
,
12539 /* x, y, width, height */
12543 CopyFromParent
, InputOutput
, CopyFromParent
,
12550 x_default_parameter (f
, parms
, Qauto_raise
, Qnil
,
12551 "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN
);
12552 x_default_parameter (f
, parms
, Qauto_lower
, Qnil
,
12553 "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN
);
12554 x_default_parameter (f
, parms
, Qcursor_type
, Qbox
,
12555 "cursorType", "CursorType", RES_TYPE_SYMBOL
);
12557 /* Dimensions, especially f->height, must be done via change_frame_size.
12558 Change will not be effected unless different from the current
12561 height
= f
->height
;
12563 SET_FRAME_WIDTH (f
, 0);
12564 change_frame_size (f
, height
, width
, 1, 0, 0);
12570 /* It is now ok to make the frame official even if we get an error
12571 below. And the frame needs to be on Vframe_list or making it
12572 visible won't work. */
12573 Vframe_list
= Fcons (frame
, Vframe_list
);
12576 /* Now that the frame is official, it counts as a reference to
12578 FRAME_W32_DISPLAY_INFO (f
)->reference_count
++;
12580 return unbind_to (count
, frame
);
12585 #ifdef TODO /* Tooltip support not complete. */
12586 DEFUN ("x-show-tip", Fx_show_tip
, Sx_show_tip
, 1, 6, 0,
12587 "Show STRING in a \"tooltip\" window on frame FRAME.\n\
12588 A tooltip window is a small window displaying a string.\n\
12590 FRAME nil or omitted means use the selected frame.\n\
12592 PARMS is an optional list of frame parameters which can be\n\
12593 used to change the tooltip's appearance.\n\
12595 Automatically hide the tooltip after TIMEOUT seconds.\n\
12596 TIMEOUT nil means use the default timeout of 5 seconds.\n\
12598 If the list of frame parameters PARAMS contains a `left' parameters,\n\
12599 the tooltip is displayed at that x-position. Otherwise it is\n\
12600 displayed at the mouse position, with offset DX added (default is 5 if\n\
12601 DX isn't specified). Likewise for the y-position; if a `top' frame\n\
12602 parameter is specified, it determines the y-position of the tooltip\n\
12603 window, otherwise it is displayed at the mouse position, with offset\n\
12604 DY added (default is 10).")
12605 (string
, frame
, parms
, timeout
, dx
, dy
)
12606 Lisp_Object string
, frame
, parms
, timeout
, dx
, dy
;
12610 Window root
, child
;
12611 Lisp_Object buffer
, top
, left
;
12612 struct buffer
*old_buffer
;
12613 struct text_pos pos
;
12614 int i
, width
, height
;
12615 int root_x
, root_y
, win_x
, win_y
;
12617 struct gcpro gcpro1
, gcpro2
, gcpro3
, gcpro4
;
12618 int old_windows_or_buffers_changed
= windows_or_buffers_changed
;
12619 int count
= specpdl_ptr
- specpdl
;
12621 specbind (Qinhibit_redisplay
, Qt
);
12623 GCPRO4 (string
, parms
, frame
, timeout
);
12625 CHECK_STRING (string
, 0);
12626 f
= check_x_frame (frame
);
12627 if (NILP (timeout
))
12628 timeout
= make_number (5);
12630 CHECK_NATNUM (timeout
, 2);
12633 dx
= make_number (5);
12635 CHECK_NUMBER (dx
, 5);
12638 dy
= make_number (-10);
12640 CHECK_NUMBER (dy
, 6);
12642 if (NILP (last_show_tip_args
))
12643 last_show_tip_args
= Fmake_vector (make_number (3), Qnil
);
12645 if (!NILP (tip_frame
))
12647 Lisp_Object last_string
= AREF (last_show_tip_args
, 0);
12648 Lisp_Object last_frame
= AREF (last_show_tip_args
, 1);
12649 Lisp_Object last_parms
= AREF (last_show_tip_args
, 2);
12651 if (EQ (frame
, last_frame
)
12652 && !NILP (Fequal (last_string
, string
))
12653 && !NILP (Fequal (last_parms
, parms
)))
12655 struct frame
*f
= XFRAME (tip_frame
);
12657 /* Only DX and DY have changed. */
12658 if (!NILP (tip_timer
))
12660 Lisp_Object timer
= tip_timer
;
12662 call1 (Qcancel_timer
, timer
);
12666 compute_tip_xy (f
, parms
, dx
, dy
, &root_x
, &root_y
);
12667 XMoveWindow (FRAME_X_DISPLAY (f
), FRAME_X_WINDOW (f
),
12668 root_x
, root_y
- PIXEL_HEIGHT (f
));
12674 /* Hide a previous tip, if any. */
12677 ASET (last_show_tip_args
, 0, string
);
12678 ASET (last_show_tip_args
, 1, frame
);
12679 ASET (last_show_tip_args
, 2, parms
);
12681 /* Add default values to frame parameters. */
12682 if (NILP (Fassq (Qname
, parms
)))
12683 parms
= Fcons (Fcons (Qname
, build_string ("tooltip")), parms
);
12684 if (NILP (Fassq (Qinternal_border_width
, parms
)))
12685 parms
= Fcons (Fcons (Qinternal_border_width
, make_number (3)), parms
);
12686 if (NILP (Fassq (Qborder_width
, parms
)))
12687 parms
= Fcons (Fcons (Qborder_width
, make_number (1)), parms
);
12688 if (NILP (Fassq (Qborder_color
, parms
)))
12689 parms
= Fcons (Fcons (Qborder_color
, build_string ("lightyellow")), parms
);
12690 if (NILP (Fassq (Qbackground_color
, parms
)))
12691 parms
= Fcons (Fcons (Qbackground_color
, build_string ("lightyellow")),
12694 /* Create a frame for the tooltip, and record it in the global
12695 variable tip_frame. */
12696 frame
= x_create_tip_frame (FRAME_W32_DISPLAY_INFO (f
), parms
);
12697 f
= XFRAME (frame
);
12699 /* Set up the frame's root window. Currently we use a size of 80
12700 columns x 40 lines. If someone wants to show a larger tip, he
12701 will loose. I don't think this is a realistic case. */
12702 w
= XWINDOW (FRAME_ROOT_WINDOW (f
));
12703 w
->left
= w
->top
= make_number (0);
12704 w
->width
= make_number (80);
12705 w
->height
= make_number (40);
12707 w
->pseudo_window_p
= 1;
12709 /* Display the tooltip text in a temporary buffer. */
12710 buffer
= Fget_buffer_create (build_string (" *tip*"));
12711 Fset_window_buffer (FRAME_ROOT_WINDOW (f
), buffer
);
12712 old_buffer
= current_buffer
;
12713 set_buffer_internal_1 (XBUFFER (buffer
));
12715 Finsert (1, &string
);
12716 clear_glyph_matrix (w
->desired_matrix
);
12717 clear_glyph_matrix (w
->current_matrix
);
12718 SET_TEXT_POS (pos
, BEGV
, BEGV_BYTE
);
12719 try_window (FRAME_ROOT_WINDOW (f
), pos
);
12721 /* Compute width and height of the tooltip. */
12722 width
= height
= 0;
12723 for (i
= 0; i
< w
->desired_matrix
->nrows
; ++i
)
12725 struct glyph_row
*row
= &w
->desired_matrix
->rows
[i
];
12726 struct glyph
*last
;
12729 /* Stop at the first empty row at the end. */
12730 if (!row
->enabled_p
|| !row
->displays_text_p
)
12733 /* Let the row go over the full width of the frame. */
12734 row
->full_width_p
= 1;
12736 /* There's a glyph at the end of rows that is use to place
12737 the cursor there. Don't include the width of this glyph. */
12738 if (row
->used
[TEXT_AREA
])
12740 last
= &row
->glyphs
[TEXT_AREA
][row
->used
[TEXT_AREA
] - 1];
12741 row_width
= row
->pixel_width
- last
->pixel_width
;
12744 row_width
= row
->pixel_width
;
12746 height
+= row
->height
;
12747 width
= max (width
, row_width
);
12750 /* Add the frame's internal border to the width and height the X
12751 window should have. */
12752 height
+= 2 * FRAME_INTERNAL_BORDER_WIDTH (f
);
12753 width
+= 2 * FRAME_INTERNAL_BORDER_WIDTH (f
);
12755 /* Move the tooltip window where the mouse pointer is. Resize and
12757 compute_tip_xy (f
, parms
, dx
, dy
, &root_x
, &root_y
);
12759 #if 0 /* TODO : W32 specifics */
12761 XMoveResizeWindow (FRAME_X_DISPLAY (f
), FRAME_X_WINDOW (f
),
12762 root_x
, root_y
- height
, width
, height
);
12763 XMapRaised (FRAME_X_DISPLAY (f
), FRAME_X_WINDOW (f
));
12767 /* Draw into the window. */
12768 w
->must_be_updated_p
= 1;
12769 update_single_window (w
, 1);
12771 /* Restore original current buffer. */
12772 set_buffer_internal_1 (old_buffer
);
12773 windows_or_buffers_changed
= old_windows_or_buffers_changed
;
12776 /* Let the tip disappear after timeout seconds. */
12777 tip_timer
= call3 (intern ("run-at-time"), timeout
, Qnil
,
12778 intern ("x-hide-tip"));
12781 return unbind_to (count
, Qnil
);
12785 DEFUN ("x-hide-tip", Fx_hide_tip
, Sx_hide_tip
, 0, 0, 0,
12786 "Hide the current tooltip window, if there is any.\n\
12787 Value is t is tooltip was open, nil otherwise.")
12791 Lisp_Object deleted
, frame
, timer
;
12792 struct gcpro gcpro1
, gcpro2
;
12794 /* Return quickly if nothing to do. */
12795 if (NILP (tip_timer
) && NILP (tip_frame
))
12800 GCPRO2 (frame
, timer
);
12801 tip_frame
= tip_timer
= deleted
= Qnil
;
12803 count
= BINDING_STACK_SIZE ();
12804 specbind (Qinhibit_redisplay
, Qt
);
12805 specbind (Qinhibit_quit
, Qt
);
12808 call1 (Qcancel_timer
, timer
);
12810 if (FRAMEP (frame
))
12812 Fdelete_frame (frame
, Qnil
);
12817 return unbind_to (count
, deleted
);
12823 /***********************************************************************
12824 File selection dialog
12825 ***********************************************************************/
12827 extern Lisp_Object Qfile_name_history
;
12829 DEFUN ("x-file-dialog", Fx_file_dialog
, Sx_file_dialog
, 2, 4, 0,
12830 "Read file name, prompting with PROMPT in directory DIR.\n\
12831 Use a file selection dialog.\n\
12832 Select DEFAULT-FILENAME in the dialog's file selection box, if\n\
12833 specified. Don't let the user enter a file name in the file\n\
12834 selection dialog's entry field, if MUSTMATCH is non-nil.")
12835 (prompt
, dir
, default_filename
, mustmatch
)
12836 Lisp_Object prompt
, dir
, default_filename
, mustmatch
;
12838 struct frame
*f
= SELECTED_FRAME ();
12839 Lisp_Object file
= Qnil
;
12840 int count
= specpdl_ptr
- specpdl
;
12841 struct gcpro gcpro1
, gcpro2
, gcpro3
, gcpro4
, gcpro5
;
12842 char filename
[MAX_PATH
+ 1];
12843 char init_dir
[MAX_PATH
+ 1];
12844 int use_dialog_p
= 1;
12846 GCPRO5 (prompt
, dir
, default_filename
, mustmatch
, file
);
12847 CHECK_STRING (prompt
, 0);
12848 CHECK_STRING (dir
, 1);
12850 /* Create the dialog with PROMPT as title, using DIR as initial
12851 directory and using "*" as pattern. */
12852 dir
= Fexpand_file_name (dir
, Qnil
);
12853 strncpy (init_dir
, XSTRING (dir
)->data
, MAX_PATH
);
12854 init_dir
[MAX_PATH
] = '\0';
12855 unixtodos_filename (init_dir
);
12857 if (STRINGP (default_filename
))
12859 char *file_name_only
;
12860 char *full_path_name
= XSTRING (default_filename
)->data
;
12862 unixtodos_filename (full_path_name
);
12864 file_name_only
= strrchr (full_path_name
, '\\');
12865 if (!file_name_only
)
12866 file_name_only
= full_path_name
;
12871 /* If default_file_name is a directory, don't use the open
12872 file dialog, as it does not support selecting
12874 if (!(*file_name_only
))
12878 strncpy (filename
, file_name_only
, MAX_PATH
);
12879 filename
[MAX_PATH
] = '\0';
12882 filename
[0] = '\0';
12886 OPENFILENAME file_details
;
12888 /* Prevent redisplay. */
12889 specbind (Qinhibit_redisplay
, Qt
);
12892 bzero (&file_details
, sizeof (file_details
));
12893 file_details
.lStructSize
= sizeof (file_details
);
12894 file_details
.hwndOwner
= FRAME_W32_WINDOW (f
);
12895 file_details
.lpstrFile
= filename
;
12896 file_details
.nMaxFile
= sizeof (filename
);
12897 file_details
.lpstrInitialDir
= init_dir
;
12898 file_details
.lpstrTitle
= XSTRING (prompt
)->data
;
12899 file_details
.Flags
= OFN_HIDEREADONLY
| OFN_NOCHANGEDIR
;
12901 if (!NILP (mustmatch
))
12902 file_details
.Flags
|= OFN_FILEMUSTEXIST
| OFN_PATHMUSTEXIST
;
12904 if (GetOpenFileName (&file_details
))
12906 dostounix_filename (filename
);
12907 file
= build_string (filename
);
12913 file
= unbind_to (count
, file
);
12915 /* Open File dialog will not allow folders to be selected, so resort
12916 to minibuffer completing reads for directories. */
12918 file
= Fcompleting_read (prompt
, intern ("read-file-name-internal"),
12919 dir
, mustmatch
, dir
, Qfile_name_history
,
12920 default_filename
, Qnil
);
12924 /* Make "Cancel" equivalent to C-g. */
12926 Fsignal (Qquit
, Qnil
);
12928 return unbind_to (count
, file
);
12933 /***********************************************************************
12935 ***********************************************************************/
12939 DEFUN ("imagep", Fimagep
, Simagep
, 1, 1, 0,
12940 "Value is non-nil if SPEC is a valid image specification.")
12944 return valid_image_p (spec
) ? Qt
: Qnil
;
12948 DEFUN ("lookup-image", Flookup_image
, Slookup_image
, 1, 1, 0, "")
12954 if (valid_image_p (spec
))
12955 id
= lookup_image (SELECTED_FRAME (), spec
);
12957 debug_print (spec
);
12958 return make_number (id
);
12961 #endif /* GLYPH_DEBUG != 0 */
12965 /***********************************************************************
12966 w32 specialized functions
12967 ***********************************************************************/
12969 DEFUN ("w32-select-font", Fw32_select_font
, Sw32_select_font
, 0, 1, 0,
12970 "This will display the W32 font dialog and return an X font string corresponding to the selection.")
12974 FRAME_PTR f
= check_x_frame (frame
);
12982 bzero (&cf
, sizeof (cf
));
12983 bzero (&lf
, sizeof (lf
));
12985 cf
.lStructSize
= sizeof (cf
);
12986 cf
.hwndOwner
= FRAME_W32_WINDOW (f
);
12987 cf
.Flags
= CF_FORCEFONTEXIST
| CF_SCREENFONTS
;
12988 cf
.lpLogFont
= &lf
;
12990 /* Initialize as much of the font details as we can from the current
12992 hdc
= GetDC (FRAME_W32_WINDOW (f
));
12993 oldobj
= SelectObject (hdc
, FRAME_FONT (f
)->hfont
);
12994 GetTextFace (hdc
, LF_FACESIZE
, lf
.lfFaceName
);
12995 if (GetTextMetrics (hdc
, &tm
))
12997 lf
.lfHeight
= tm
.tmInternalLeading
- tm
.tmHeight
;
12998 lf
.lfWeight
= tm
.tmWeight
;
12999 lf
.lfItalic
= tm
.tmItalic
;
13000 lf
.lfUnderline
= tm
.tmUnderlined
;
13001 lf
.lfStrikeOut
= tm
.tmStruckOut
;
13002 lf
.lfCharSet
= tm
.tmCharSet
;
13003 cf
.Flags
|= CF_INITTOLOGFONTSTRUCT
;
13005 SelectObject (hdc
, oldobj
);
13006 ReleaseDC (FRAME_W32_WINDOW (f
), hdc
);
13008 if (!ChooseFont (&cf
) || !w32_to_x_font (&lf
, buf
, 100, NULL
))
13011 return build_string (buf
);
13014 DEFUN ("w32-send-sys-command", Fw32_send_sys_command
, Sw32_send_sys_command
, 1, 2, 0,
13015 "Send frame a Windows WM_SYSCOMMAND message of type COMMAND.\n\
13016 Some useful values for command are 0xf030 to maximise frame (0xf020\n\
13017 to minimize), 0xf120 to restore frame to original size, and 0xf100\n\
13018 to activate the menubar for keyboard access. 0xf140 activates the\n\
13019 screen saver if defined.\n\
13021 If optional parameter FRAME is not specified, use selected frame.")
13023 Lisp_Object command
, frame
;
13025 FRAME_PTR f
= check_x_frame (frame
);
13027 CHECK_NUMBER (command
, 0);
13029 PostMessage (FRAME_W32_WINDOW (f
), WM_SYSCOMMAND
, XINT (command
), 0);
13034 DEFUN ("w32-shell-execute", Fw32_shell_execute
, Sw32_shell_execute
, 2, 4, 0,
13035 "Get Windows to perform OPERATION on DOCUMENT.\n\
13036 This is a wrapper around the ShellExecute system function, which\n\
13037 invokes the application registered to handle OPERATION for DOCUMENT.\n\
13038 OPERATION is typically \"open\", \"print\" or \"explore\" (but can be\n\
13039 nil for the default action), and DOCUMENT is typically the name of a\n\
13040 document file or URL, but can also be a program executable to run or\n\
13041 a directory to open in the Windows Explorer.\n\
13043 If DOCUMENT is a program executable, PARAMETERS can be a string\n\
13044 containing command line parameters, but otherwise should be nil.\n\
13046 SHOW-FLAG can be used to control whether the invoked application is hidden\n\
13047 or minimized. If SHOW-FLAG is nil, the application is displayed normally,\n\
13048 otherwise it is an integer representing a ShowWindow flag:\n\
13050 0 - start hidden\n\
13051 1 - start normally\n\
13052 3 - start maximized\n\
13053 6 - start minimized")
13054 (operation
, document
, parameters
, show_flag
)
13055 Lisp_Object operation
, document
, parameters
, show_flag
;
13057 Lisp_Object current_dir
;
13059 CHECK_STRING (document
, 0);
13061 /* Encode filename and current directory. */
13062 current_dir
= ENCODE_FILE (current_buffer
->directory
);
13063 document
= ENCODE_FILE (document
);
13064 if ((int) ShellExecute (NULL
,
13065 (STRINGP (operation
) ?
13066 XSTRING (operation
)->data
: NULL
),
13067 XSTRING (document
)->data
,
13068 (STRINGP (parameters
) ?
13069 XSTRING (parameters
)->data
: NULL
),
13070 XSTRING (current_dir
)->data
,
13071 (INTEGERP (show_flag
) ?
13072 XINT (show_flag
) : SW_SHOWDEFAULT
))
13075 error ("ShellExecute failed: %s", w32_strerror (0));
13078 /* Lookup virtual keycode from string representing the name of a
13079 non-ascii keystroke into the corresponding virtual key, using
13080 lispy_function_keys. */
13082 lookup_vk_code (char *key
)
13086 for (i
= 0; i
< 256; i
++)
13087 if (lispy_function_keys
[i
] != 0
13088 && strcmp (lispy_function_keys
[i
], key
) == 0)
13094 /* Convert a one-element vector style key sequence to a hot key
13097 w32_parse_hot_key (key
)
13100 /* Copied from Fdefine_key and store_in_keymap. */
13101 register Lisp_Object c
;
13103 int lisp_modifiers
;
13105 struct gcpro gcpro1
;
13107 CHECK_VECTOR (key
, 0);
13109 if (XFASTINT (Flength (key
)) != 1)
13114 c
= Faref (key
, make_number (0));
13116 if (CONSP (c
) && lucid_event_type_list_p (c
))
13117 c
= Fevent_convert_list (c
);
13121 if (! INTEGERP (c
) && ! SYMBOLP (c
))
13122 error ("Key definition is invalid");
13124 /* Work out the base key and the modifiers. */
13127 c
= parse_modifiers (c
);
13128 lisp_modifiers
= Fcar (Fcdr (c
));
13132 vk_code
= lookup_vk_code (XSYMBOL (c
)->name
->data
);
13134 else if (INTEGERP (c
))
13136 lisp_modifiers
= XINT (c
) & ~CHARACTERBITS
;
13137 /* Many ascii characters are their own virtual key code. */
13138 vk_code
= XINT (c
) & CHARACTERBITS
;
13141 if (vk_code
< 0 || vk_code
> 255)
13144 if ((lisp_modifiers
& meta_modifier
) != 0
13145 && !NILP (Vw32_alt_is_meta
))
13146 lisp_modifiers
|= alt_modifier
;
13148 /* Supply defs missing from mingw32. */
13150 #define MOD_ALT 0x0001
13151 #define MOD_CONTROL 0x0002
13152 #define MOD_SHIFT 0x0004
13153 #define MOD_WIN 0x0008
13156 /* Convert lisp modifiers to Windows hot-key form. */
13157 w32_modifiers
= (lisp_modifiers
& hyper_modifier
) ? MOD_WIN
: 0;
13158 w32_modifiers
|= (lisp_modifiers
& alt_modifier
) ? MOD_ALT
: 0;
13159 w32_modifiers
|= (lisp_modifiers
& ctrl_modifier
) ? MOD_CONTROL
: 0;
13160 w32_modifiers
|= (lisp_modifiers
& shift_modifier
) ? MOD_SHIFT
: 0;
13162 return HOTKEY (vk_code
, w32_modifiers
);
13165 DEFUN ("w32-register-hot-key", Fw32_register_hot_key
, Sw32_register_hot_key
, 1, 1, 0,
13166 "Register KEY as a hot-key combination.\n\
13167 Certain key combinations like Alt-Tab are reserved for system use on\n\
13168 Windows, and therefore are normally intercepted by the system. However,\n\
13169 most of these key combinations can be received by registering them as\n\
13170 hot-keys, overriding their special meaning.\n\
13172 KEY must be a one element key definition in vector form that would be\n\
13173 acceptable to `define-key' (e.g. [A-tab] for Alt-Tab). The meta\n\
13174 modifier is interpreted as Alt if `w32-alt-is-meta' is t, and hyper\n\
13175 is always interpreted as the Windows modifier keys.\n\
13177 The return value is the hotkey-id if registered, otherwise nil.")
13181 key
= w32_parse_hot_key (key
);
13183 if (NILP (Fmemq (key
, w32_grabbed_keys
)))
13185 /* Reuse an empty slot if possible. */
13186 Lisp_Object item
= Fmemq (Qnil
, w32_grabbed_keys
);
13188 /* Safe to add new key to list, even if we have focus. */
13190 w32_grabbed_keys
= Fcons (key
, w32_grabbed_keys
);
13194 /* Notify input thread about new hot-key definition, so that it
13195 takes effect without needing to switch focus. */
13196 PostThreadMessage (dwWindowsThreadId
, WM_EMACS_REGISTER_HOT_KEY
,
13203 DEFUN ("w32-unregister-hot-key", Fw32_unregister_hot_key
, Sw32_unregister_hot_key
, 1, 1, 0,
13204 "Unregister HOTKEY as a hot-key combination.")
13210 if (!INTEGERP (key
))
13211 key
= w32_parse_hot_key (key
);
13213 item
= Fmemq (key
, w32_grabbed_keys
);
13217 /* Notify input thread about hot-key definition being removed, so
13218 that it takes effect without needing focus switch. */
13219 if (PostThreadMessage (dwWindowsThreadId
, WM_EMACS_UNREGISTER_HOT_KEY
,
13220 (WPARAM
) XINT (XCAR (item
)), (LPARAM
) item
))
13223 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
13230 DEFUN ("w32-registered-hot-keys", Fw32_registered_hot_keys
, Sw32_registered_hot_keys
, 0, 0, 0,
13231 "Return list of registered hot-key IDs.")
13234 return Fcopy_sequence (w32_grabbed_keys
);
13237 DEFUN ("w32-reconstruct-hot-key", Fw32_reconstruct_hot_key
, Sw32_reconstruct_hot_key
, 1, 1, 0,
13238 "Convert hot-key ID to a lisp key combination.")
13240 Lisp_Object hotkeyid
;
13242 int vk_code
, w32_modifiers
;
13245 CHECK_NUMBER (hotkeyid
, 0);
13247 vk_code
= HOTKEY_VK_CODE (hotkeyid
);
13248 w32_modifiers
= HOTKEY_MODIFIERS (hotkeyid
);
13250 if (lispy_function_keys
[vk_code
])
13251 key
= intern (lispy_function_keys
[vk_code
]);
13253 key
= make_number (vk_code
);
13255 key
= Fcons (key
, Qnil
);
13256 if (w32_modifiers
& MOD_SHIFT
)
13257 key
= Fcons (Qshift
, key
);
13258 if (w32_modifiers
& MOD_CONTROL
)
13259 key
= Fcons (Qctrl
, key
);
13260 if (w32_modifiers
& MOD_ALT
)
13261 key
= Fcons (NILP (Vw32_alt_is_meta
) ? Qalt
: Qmeta
, key
);
13262 if (w32_modifiers
& MOD_WIN
)
13263 key
= Fcons (Qhyper
, key
);
13268 DEFUN ("w32-toggle-lock-key", Fw32_toggle_lock_key
, Sw32_toggle_lock_key
, 1, 2, 0,
13269 "Toggle the state of the lock key KEY.\n\
13270 KEY can be `capslock', `kp-numlock', or `scroll'.\n\
13271 If the optional parameter NEW-STATE is a number, then the state of KEY\n\
13272 is set to off if the low bit of NEW-STATE is zero, otherwise on.")
13274 Lisp_Object key
, new_state
;
13278 if (EQ (key
, intern ("capslock")))
13279 vk_code
= VK_CAPITAL
;
13280 else if (EQ (key
, intern ("kp-numlock")))
13281 vk_code
= VK_NUMLOCK
;
13282 else if (EQ (key
, intern ("scroll")))
13283 vk_code
= VK_SCROLL
;
13287 if (!dwWindowsThreadId
)
13288 return make_number (w32_console_toggle_lock_key (vk_code
, new_state
));
13290 if (PostThreadMessage (dwWindowsThreadId
, WM_EMACS_TOGGLE_LOCK_KEY
,
13291 (WPARAM
) vk_code
, (LPARAM
) new_state
))
13294 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
13295 return make_number (msg
.wParam
);
13300 DEFUN ("file-system-info", Ffile_system_info
, Sfile_system_info
, 1, 1, 0,
13301 "Return storage information about the file system FILENAME is on.\n\
13302 Value is a list of floats (TOTAL FREE AVAIL), where TOTAL is the total\n\
13303 storage of the file system, FREE is the free storage, and AVAIL is the\n\
13304 storage available to a non-superuser. All 3 numbers are in bytes.\n\
13305 If the underlying system call fails, value is nil.")
13307 Lisp_Object filename
;
13309 Lisp_Object encoded
, value
;
13311 CHECK_STRING (filename
, 0);
13312 filename
= Fexpand_file_name (filename
, Qnil
);
13313 encoded
= ENCODE_FILE (filename
);
13317 /* Determining the required information on Windows turns out, sadly,
13318 to be more involved than one would hope. The original Win32 api
13319 call for this will return bogus information on some systems, but we
13320 must dynamically probe for the replacement api, since that was
13321 added rather late on. */
13323 HMODULE hKernel
= GetModuleHandle ("kernel32");
13324 BOOL (*pfn_GetDiskFreeSpaceEx
)
13325 (char *, PULARGE_INTEGER
, PULARGE_INTEGER
, PULARGE_INTEGER
)
13326 = (void *) GetProcAddress (hKernel
, "GetDiskFreeSpaceEx");
13328 /* On Windows, we may need to specify the root directory of the
13329 volume holding FILENAME. */
13330 char rootname
[MAX_PATH
];
13331 char *name
= XSTRING (encoded
)->data
;
13333 /* find the root name of the volume if given */
13334 if (isalpha (name
[0]) && name
[1] == ':')
13336 rootname
[0] = name
[0];
13337 rootname
[1] = name
[1];
13338 rootname
[2] = '\\';
13341 else if (IS_DIRECTORY_SEP (name
[0]) && IS_DIRECTORY_SEP (name
[1]))
13343 char *str
= rootname
;
13347 if (IS_DIRECTORY_SEP (*name
) && --slashes
== 0)
13357 if (pfn_GetDiskFreeSpaceEx
)
13359 LARGE_INTEGER availbytes
;
13360 LARGE_INTEGER freebytes
;
13361 LARGE_INTEGER totalbytes
;
13363 if (pfn_GetDiskFreeSpaceEx(rootname
,
13367 value
= list3 (make_float ((double) totalbytes
.QuadPart
),
13368 make_float ((double) freebytes
.QuadPart
),
13369 make_float ((double) availbytes
.QuadPart
));
13373 DWORD sectors_per_cluster
;
13374 DWORD bytes_per_sector
;
13375 DWORD free_clusters
;
13376 DWORD total_clusters
;
13378 if (GetDiskFreeSpace(rootname
,
13379 §ors_per_cluster
,
13383 value
= list3 (make_float ((double) total_clusters
13384 * sectors_per_cluster
* bytes_per_sector
),
13385 make_float ((double) free_clusters
13386 * sectors_per_cluster
* bytes_per_sector
),
13387 make_float ((double) free_clusters
13388 * sectors_per_cluster
* bytes_per_sector
));
13397 /* This is zero if not using MS-Windows. */
13400 /* The section below is built by the lisp expression at the top of the file,
13401 just above where these variables are declared. */
13402 /*&&& init symbols here &&&*/
13403 Qauto_raise
= intern ("auto-raise");
13404 staticpro (&Qauto_raise
);
13405 Qauto_lower
= intern ("auto-lower");
13406 staticpro (&Qauto_lower
);
13407 Qbar
= intern ("bar");
13409 Qborder_color
= intern ("border-color");
13410 staticpro (&Qborder_color
);
13411 Qborder_width
= intern ("border-width");
13412 staticpro (&Qborder_width
);
13413 Qbox
= intern ("box");
13415 Qcursor_color
= intern ("cursor-color");
13416 staticpro (&Qcursor_color
);
13417 Qcursor_type
= intern ("cursor-type");
13418 staticpro (&Qcursor_type
);
13419 Qgeometry
= intern ("geometry");
13420 staticpro (&Qgeometry
);
13421 Qicon_left
= intern ("icon-left");
13422 staticpro (&Qicon_left
);
13423 Qicon_top
= intern ("icon-top");
13424 staticpro (&Qicon_top
);
13425 Qicon_type
= intern ("icon-type");
13426 staticpro (&Qicon_type
);
13427 Qicon_name
= intern ("icon-name");
13428 staticpro (&Qicon_name
);
13429 Qinternal_border_width
= intern ("internal-border-width");
13430 staticpro (&Qinternal_border_width
);
13431 Qleft
= intern ("left");
13432 staticpro (&Qleft
);
13433 Qright
= intern ("right");
13434 staticpro (&Qright
);
13435 Qmouse_color
= intern ("mouse-color");
13436 staticpro (&Qmouse_color
);
13437 Qnone
= intern ("none");
13438 staticpro (&Qnone
);
13439 Qparent_id
= intern ("parent-id");
13440 staticpro (&Qparent_id
);
13441 Qscroll_bar_width
= intern ("scroll-bar-width");
13442 staticpro (&Qscroll_bar_width
);
13443 Qsuppress_icon
= intern ("suppress-icon");
13444 staticpro (&Qsuppress_icon
);
13445 Qundefined_color
= intern ("undefined-color");
13446 staticpro (&Qundefined_color
);
13447 Qvertical_scroll_bars
= intern ("vertical-scroll-bars");
13448 staticpro (&Qvertical_scroll_bars
);
13449 Qvisibility
= intern ("visibility");
13450 staticpro (&Qvisibility
);
13451 Qwindow_id
= intern ("window-id");
13452 staticpro (&Qwindow_id
);
13453 Qx_frame_parameter
= intern ("x-frame-parameter");
13454 staticpro (&Qx_frame_parameter
);
13455 Qx_resource_name
= intern ("x-resource-name");
13456 staticpro (&Qx_resource_name
);
13457 Quser_position
= intern ("user-position");
13458 staticpro (&Quser_position
);
13459 Quser_size
= intern ("user-size");
13460 staticpro (&Quser_size
);
13461 Qscreen_gamma
= intern ("screen-gamma");
13462 staticpro (&Qscreen_gamma
);
13463 Qline_spacing
= intern ("line-spacing");
13464 staticpro (&Qline_spacing
);
13465 Qcenter
= intern ("center");
13466 staticpro (&Qcenter
);
13467 Qcancel_timer
= intern ("cancel-timer");
13468 staticpro (&Qcancel_timer
);
13469 /* This is the end of symbol initialization. */
13471 Qhyper
= intern ("hyper");
13472 staticpro (&Qhyper
);
13473 Qsuper
= intern ("super");
13474 staticpro (&Qsuper
);
13475 Qmeta
= intern ("meta");
13476 staticpro (&Qmeta
);
13477 Qalt
= intern ("alt");
13479 Qctrl
= intern ("ctrl");
13480 staticpro (&Qctrl
);
13481 Qcontrol
= intern ("control");
13482 staticpro (&Qcontrol
);
13483 Qshift
= intern ("shift");
13484 staticpro (&Qshift
);
13486 /* Text property `display' should be nonsticky by default. */
13487 Vtext_property_default_nonsticky
13488 = Fcons (Fcons (Qdisplay
, Qt
), Vtext_property_default_nonsticky
);
13491 Qlaplace
= intern ("laplace");
13492 staticpro (&Qlaplace
);
13494 Qface_set_after_frame_default
= intern ("face-set-after-frame-default");
13495 staticpro (&Qface_set_after_frame_default
);
13497 Fput (Qundefined_color
, Qerror_conditions
,
13498 Fcons (Qundefined_color
, Fcons (Qerror
, Qnil
)));
13499 Fput (Qundefined_color
, Qerror_message
,
13500 build_string ("Undefined color"));
13502 staticpro (&w32_grabbed_keys
);
13503 w32_grabbed_keys
= Qnil
;
13505 DEFVAR_LISP ("w32-color-map", &Vw32_color_map
,
13506 "An array of color name mappings for windows.");
13507 Vw32_color_map
= Qnil
;
13509 DEFVAR_LISP ("w32-pass-alt-to-system", &Vw32_pass_alt_to_system
,
13510 "Non-nil if alt key presses are passed on to Windows.\n\
13511 When non-nil, for example, alt pressed and released and then space will\n\
13512 open the System menu. When nil, Emacs silently swallows alt key events.");
13513 Vw32_pass_alt_to_system
= Qnil
;
13515 DEFVAR_LISP ("w32-alt-is-meta", &Vw32_alt_is_meta
,
13516 "Non-nil if the alt key is to be considered the same as the meta key.\n\
13517 When nil, Emacs will translate the alt key to the Alt modifier, and not Meta.");
13518 Vw32_alt_is_meta
= Qt
;
13520 DEFVAR_INT ("w32-quit-key", &Vw32_quit_key
,
13521 "If non-zero, the virtual key code for an alternative quit key.");
13522 XSETINT (Vw32_quit_key
, 0);
13524 DEFVAR_LISP ("w32-pass-lwindow-to-system",
13525 &Vw32_pass_lwindow_to_system
,
13526 "Non-nil if the left \"Windows\" key is passed on to Windows.\n\
13527 When non-nil, the Start menu is opened by tapping the key.");
13528 Vw32_pass_lwindow_to_system
= Qt
;
13530 DEFVAR_LISP ("w32-pass-rwindow-to-system",
13531 &Vw32_pass_rwindow_to_system
,
13532 "Non-nil if the right \"Windows\" key is passed on to Windows.\n\
13533 When non-nil, the Start menu is opened by tapping the key.");
13534 Vw32_pass_rwindow_to_system
= Qt
;
13536 DEFVAR_INT ("w32-phantom-key-code",
13537 &Vw32_phantom_key_code
,
13538 "Virtual key code used to generate \"phantom\" key presses.\n\
13539 Value is a number between 0 and 255.\n\
13541 Phantom key presses are generated in order to stop the system from\n\
13542 acting on \"Windows\" key events when `w32-pass-lwindow-to-system' or\n\
13543 `w32-pass-rwindow-to-system' is nil.");
13544 /* Although 255 is technically not a valid key code, it works and
13545 means that this hack won't interfere with any real key code. */
13546 Vw32_phantom_key_code
= 255;
13548 DEFVAR_LISP ("w32-enable-num-lock",
13549 &Vw32_enable_num_lock
,
13550 "Non-nil if Num Lock should act normally.\n\
13551 Set to nil to see Num Lock as the key `kp-numlock'.");
13552 Vw32_enable_num_lock
= Qt
;
13554 DEFVAR_LISP ("w32-enable-caps-lock",
13555 &Vw32_enable_caps_lock
,
13556 "Non-nil if Caps Lock should act normally.\n\
13557 Set to nil to see Caps Lock as the key `capslock'.");
13558 Vw32_enable_caps_lock
= Qt
;
13560 DEFVAR_LISP ("w32-scroll-lock-modifier",
13561 &Vw32_scroll_lock_modifier
,
13562 "Modifier to use for the Scroll Lock on state.\n\
13563 The value can be hyper, super, meta, alt, control or shift for the\n\
13564 respective modifier, or nil to see Scroll Lock as the key `scroll'.\n\
13565 Any other value will cause the key to be ignored.");
13566 Vw32_scroll_lock_modifier
= Qt
;
13568 DEFVAR_LISP ("w32-lwindow-modifier",
13569 &Vw32_lwindow_modifier
,
13570 "Modifier to use for the left \"Windows\" key.\n\
13571 The value can be hyper, super, meta, alt, control or shift for the\n\
13572 respective modifier, or nil to appear as the key `lwindow'.\n\
13573 Any other value will cause the key to be ignored.");
13574 Vw32_lwindow_modifier
= Qnil
;
13576 DEFVAR_LISP ("w32-rwindow-modifier",
13577 &Vw32_rwindow_modifier
,
13578 "Modifier to use for the right \"Windows\" key.\n\
13579 The value can be hyper, super, meta, alt, control or shift for the\n\
13580 respective modifier, or nil to appear as the key `rwindow'.\n\
13581 Any other value will cause the key to be ignored.");
13582 Vw32_rwindow_modifier
= Qnil
;
13584 DEFVAR_LISP ("w32-apps-modifier",
13585 &Vw32_apps_modifier
,
13586 "Modifier to use for the \"Apps\" key.\n\
13587 The value can be hyper, super, meta, alt, control or shift for the\n\
13588 respective modifier, or nil to appear as the key `apps'.\n\
13589 Any other value will cause the key to be ignored.");
13590 Vw32_apps_modifier
= Qnil
;
13592 DEFVAR_LISP ("w32-enable-synthesized-fonts", &Vw32_enable_synthesized_fonts
,
13593 "Non-nil enables selection of artificially italicized and bold fonts.");
13594 Vw32_enable_synthesized_fonts
= Qnil
;
13596 DEFVAR_LISP ("w32-enable-palette", &Vw32_enable_palette
,
13597 "Non-nil enables Windows palette management to map colors exactly.");
13598 Vw32_enable_palette
= Qt
;
13600 DEFVAR_INT ("w32-mouse-button-tolerance",
13601 &Vw32_mouse_button_tolerance
,
13602 "Analogue of double click interval for faking middle mouse events.\n\
13603 The value is the minimum time in milliseconds that must elapse between\n\
13604 left/right button down events before they are considered distinct events.\n\
13605 If both mouse buttons are depressed within this interval, a middle mouse\n\
13606 button down event is generated instead.");
13607 XSETINT (Vw32_mouse_button_tolerance
, GetDoubleClickTime () / 2);
13609 DEFVAR_INT ("w32-mouse-move-interval",
13610 &Vw32_mouse_move_interval
,
13611 "Minimum interval between mouse move events.\n\
13612 The value is the minimum time in milliseconds that must elapse between\n\
13613 successive mouse move (or scroll bar drag) events before they are\n\
13614 reported as lisp events.");
13615 XSETINT (Vw32_mouse_move_interval
, 0);
13617 init_x_parm_symbols ();
13619 DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path
,
13620 "List of directories to search for bitmap files for w32.");
13621 Vx_bitmap_file_path
= decode_env_path ((char *) 0, "PATH");
13623 DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape
,
13624 "The shape of the pointer when over text.\n\
13625 Changing the value does not affect existing frames\n\
13626 unless you set the mouse color.");
13627 Vx_pointer_shape
= Qnil
;
13629 DEFVAR_LISP ("x-resource-name", &Vx_resource_name
,
13630 "The name Emacs uses to look up resources; for internal use only.\n\
13631 `x-get-resource' uses this as the first component of the instance name\n\
13632 when requesting resource values.\n\
13633 Emacs initially sets `x-resource-name' to the name under which Emacs\n\
13634 was invoked, or to the value specified with the `-name' or `-rn'\n\
13635 switches, if present.");
13636 Vx_resource_name
= Qnil
;
13638 Vx_nontext_pointer_shape
= Qnil
;
13640 Vx_mode_pointer_shape
= Qnil
;
13642 DEFVAR_LISP ("x-hourglass-pointer-shape", &Vx_hourglass_pointer_shape
,
13643 "The shape of the pointer when Emacs is busy.\n\
13644 This variable takes effect when you create a new frame\n\
13645 or when you set the mouse color.");
13646 Vx_hourglass_pointer_shape
= Qnil
;
13648 DEFVAR_BOOL ("display-hourglass", &display_hourglass_p
,
13649 "Non-zero means Emacs displays an hourglass pointer on window systems.");
13650 display_hourglass_p
= 1;
13652 DEFVAR_LISP ("hourglass-delay", &Vhourglass_delay
,
13653 "*Seconds to wait before displaying an hourglass pointer.\n\
13654 Value must be an integer or float.");
13655 Vhourglass_delay
= make_number (DEFAULT_HOURGLASS_DELAY
);
13657 DEFVAR_LISP ("x-sensitive-text-pointer-shape",
13658 &Vx_sensitive_text_pointer_shape
,
13659 "The shape of the pointer when over mouse-sensitive text.\n\
13660 This variable takes effect when you create a new frame\n\
13661 or when you set the mouse color.");
13662 Vx_sensitive_text_pointer_shape
= Qnil
;
13664 DEFVAR_LISP ("x-window-horizontal-drag-cursor",
13665 &Vx_window_horizontal_drag_shape
,
13666 "Pointer shape to use for indicating a window can be dragged horizontally.\n\
13667 This variable takes effect when you create a new frame\n\
13668 or when you set the mouse color.");
13669 Vx_window_horizontal_drag_shape
= Qnil
;
13671 DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel
,
13672 "A string indicating the foreground color of the cursor box.");
13673 Vx_cursor_fore_pixel
= Qnil
;
13675 DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager
,
13676 "Non-nil if no window manager is in use.\n\
13677 Emacs doesn't try to figure this out; this is always nil\n\
13678 unless you set it to something else.");
13679 /* We don't have any way to find this out, so set it to nil
13680 and maybe the user would like to set it to t. */
13681 Vx_no_window_manager
= Qnil
;
13683 DEFVAR_LISP ("x-pixel-size-width-font-regexp",
13684 &Vx_pixel_size_width_font_regexp
,
13685 "Regexp matching a font name whose width is the same as `PIXEL_SIZE'.\n\
13687 Since Emacs gets width of a font matching with this regexp from\n\
13688 PIXEL_SIZE field of the name, font finding mechanism gets faster for\n\
13689 such a font. This is especially effective for such large fonts as\n\
13690 Chinese, Japanese, and Korean.");
13691 Vx_pixel_size_width_font_regexp
= Qnil
;
13693 DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay
,
13694 "Time after which cached images are removed from the cache.\n\
13695 When an image has not been displayed this many seconds, remove it\n\
13696 from the image cache. Value must be an integer or nil with nil\n\
13697 meaning don't clear the cache.");
13698 Vimage_cache_eviction_delay
= make_number (30 * 60);
13700 DEFVAR_LISP ("w32-bdf-filename-alist",
13701 &Vw32_bdf_filename_alist
,
13702 "List of bdf fonts and their corresponding filenames.");
13703 Vw32_bdf_filename_alist
= Qnil
;
13705 DEFVAR_BOOL ("w32-strict-fontnames",
13706 &w32_strict_fontnames
,
13707 "Non-nil means only use fonts that are exact matches for those requested.\n\
13708 Default is nil, which allows old fontnames that are not XLFD compliant,\n\
13709 and allows third-party CJK display to work by specifying false charset\n\
13710 fields to trick Emacs into translating to Big5, SJIS etc.\n\
13711 Setting this to t will prevent wrong fonts being selected when\n\
13712 fontsets are automatically created.");
13713 w32_strict_fontnames
= 0;
13715 DEFVAR_BOOL ("w32-strict-painting",
13716 &w32_strict_painting
,
13717 "Non-nil means use strict rules for repainting frames.\n\
13718 Set this to nil to get the old behaviour for repainting; this should\n\
13719 only be necessary if the default setting causes problems.");
13720 w32_strict_painting
= 1;
13722 DEFVAR_LISP ("w32-system-coding-system",
13723 &Vw32_system_coding_system
,
13724 "Coding system used by Windows system functions, such as for font names.");
13725 Vw32_system_coding_system
= Qnil
;
13727 DEFVAR_LISP ("w32-charset-info-alist",
13728 &Vw32_charset_info_alist
,
13729 "Alist linking Emacs character sets to Windows fonts\n\
13730 and codepages. Each entry should be of the form:\n\
13732 (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE))\n\
13734 where CHARSET_NAME is a string used in font names to identify the charset,\n\
13735 WINDOWS_CHARSET is a symbol that can be one of:\n\
13736 w32-charset-ansi, w32-charset-default, w32-charset-symbol,\n\
13737 w32-charset-shiftjis, w32-charset-hangeul, w32-charset-gb2312,\n\
13738 w32-charset-chinesebig5, "
13739 #ifdef JOHAB_CHARSET
13740 "w32-charset-johab, w32-charset-hebrew,\n\
13741 w32-charset-arabic, w32-charset-greek, w32-charset-turkish,\n\
13742 w32-charset-vietnamese, w32-charset-thai, w32-charset-easteurope,\n\
13743 w32-charset-russian, w32-charset-mac, w32-charset-baltic,\n"
13745 #ifdef UNICODE_CHARSET
13746 "w32-charset-unicode, "
13748 "or w32-charset-oem.\n\
13749 CODEPAGE should be an integer specifying the codepage that should be used\n\
13750 to display the character set, t to do no translation and output as Unicode,\n\
13751 or nil to do no translation and output as 8 bit (or multibyte on far-east\n\
13752 versions of Windows) characters.");
13753 Vw32_charset_info_alist
= Qnil
;
13755 staticpro (&Qw32_charset_ansi
);
13756 Qw32_charset_ansi
= intern ("w32-charset-ansi");
13757 staticpro (&Qw32_charset_symbol
);
13758 Qw32_charset_symbol
= intern ("w32-charset-symbol");
13759 staticpro (&Qw32_charset_shiftjis
);
13760 Qw32_charset_shiftjis
= intern ("w32-charset-shiftjis");
13761 staticpro (&Qw32_charset_hangeul
);
13762 Qw32_charset_hangeul
= intern ("w32-charset-hangeul");
13763 staticpro (&Qw32_charset_chinesebig5
);
13764 Qw32_charset_chinesebig5
= intern ("w32-charset-chinesebig5");
13765 staticpro (&Qw32_charset_gb2312
);
13766 Qw32_charset_gb2312
= intern ("w32-charset-gb2312");
13767 staticpro (&Qw32_charset_oem
);
13768 Qw32_charset_oem
= intern ("w32-charset-oem");
13770 #ifdef JOHAB_CHARSET
13772 static int w32_extra_charsets_defined
= 1;
13773 DEFVAR_BOOL ("w32-extra-charsets-defined", &w32_extra_charsets_defined
, "");
13775 staticpro (&Qw32_charset_johab
);
13776 Qw32_charset_johab
= intern ("w32-charset-johab");
13777 staticpro (&Qw32_charset_easteurope
);
13778 Qw32_charset_easteurope
= intern ("w32-charset-easteurope");
13779 staticpro (&Qw32_charset_turkish
);
13780 Qw32_charset_turkish
= intern ("w32-charset-turkish");
13781 staticpro (&Qw32_charset_baltic
);
13782 Qw32_charset_baltic
= intern ("w32-charset-baltic");
13783 staticpro (&Qw32_charset_russian
);
13784 Qw32_charset_russian
= intern ("w32-charset-russian");
13785 staticpro (&Qw32_charset_arabic
);
13786 Qw32_charset_arabic
= intern ("w32-charset-arabic");
13787 staticpro (&Qw32_charset_greek
);
13788 Qw32_charset_greek
= intern ("w32-charset-greek");
13789 staticpro (&Qw32_charset_hebrew
);
13790 Qw32_charset_hebrew
= intern ("w32-charset-hebrew");
13791 staticpro (&Qw32_charset_vietnamese
);
13792 Qw32_charset_vietnamese
= intern ("w32-charset-vietnamese");
13793 staticpro (&Qw32_charset_thai
);
13794 Qw32_charset_thai
= intern ("w32-charset-thai");
13795 staticpro (&Qw32_charset_mac
);
13796 Qw32_charset_mac
= intern ("w32-charset-mac");
13800 #ifdef UNICODE_CHARSET
13802 static int w32_unicode_charset_defined
= 1;
13803 DEFVAR_BOOL ("w32-unicode-charset-defined",
13804 &w32_unicode_charset_defined
, "");
13806 staticpro (&Qw32_charset_unicode
);
13807 Qw32_charset_unicode
= intern ("w32-charset-unicode");
13810 defsubr (&Sx_get_resource
);
13811 #if 0 /* TODO: Port to W32 */
13812 defsubr (&Sx_change_window_property
);
13813 defsubr (&Sx_delete_window_property
);
13814 defsubr (&Sx_window_property
);
13816 defsubr (&Sxw_display_color_p
);
13817 defsubr (&Sx_display_grayscale_p
);
13818 defsubr (&Sxw_color_defined_p
);
13819 defsubr (&Sxw_color_values
);
13820 defsubr (&Sx_server_max_request_size
);
13821 defsubr (&Sx_server_vendor
);
13822 defsubr (&Sx_server_version
);
13823 defsubr (&Sx_display_pixel_width
);
13824 defsubr (&Sx_display_pixel_height
);
13825 defsubr (&Sx_display_mm_width
);
13826 defsubr (&Sx_display_mm_height
);
13827 defsubr (&Sx_display_screens
);
13828 defsubr (&Sx_display_planes
);
13829 defsubr (&Sx_display_color_cells
);
13830 defsubr (&Sx_display_visual_class
);
13831 defsubr (&Sx_display_backing_store
);
13832 defsubr (&Sx_display_save_under
);
13833 defsubr (&Sx_parse_geometry
);
13834 defsubr (&Sx_create_frame
);
13835 defsubr (&Sx_open_connection
);
13836 defsubr (&Sx_close_connection
);
13837 defsubr (&Sx_display_list
);
13838 defsubr (&Sx_synchronize
);
13840 /* W32 specific functions */
13842 defsubr (&Sw32_focus_frame
);
13843 defsubr (&Sw32_select_font
);
13844 defsubr (&Sw32_define_rgb_color
);
13845 defsubr (&Sw32_default_color_map
);
13846 defsubr (&Sw32_load_color_file
);
13847 defsubr (&Sw32_send_sys_command
);
13848 defsubr (&Sw32_shell_execute
);
13849 defsubr (&Sw32_register_hot_key
);
13850 defsubr (&Sw32_unregister_hot_key
);
13851 defsubr (&Sw32_registered_hot_keys
);
13852 defsubr (&Sw32_reconstruct_hot_key
);
13853 defsubr (&Sw32_toggle_lock_key
);
13854 defsubr (&Sw32_find_bdf_fonts
);
13856 defsubr (&Sfile_system_info
);
13858 /* Setting callback functions for fontset handler. */
13859 get_font_info_func
= w32_get_font_info
;
13861 #if 0 /* This function pointer doesn't seem to be used anywhere.
13862 And the pointer assigned has the wrong type, anyway. */
13863 list_fonts_func
= w32_list_fonts
;
13866 load_font_func
= w32_load_font
;
13867 find_ccl_program_func
= w32_find_ccl_program
;
13868 query_font_func
= w32_query_font
;
13869 set_frame_fontset_func
= x_set_font
;
13870 check_window_system_func
= check_w32
;
13872 #if 0 /* TODO Image support for W32 */
13874 Qxbm
= intern ("xbm");
13876 QCtype
= intern (":type");
13877 staticpro (&QCtype
);
13878 QCconversion
= intern (":conversion");
13879 staticpro (&QCconversion
);
13880 QCheuristic_mask
= intern (":heuristic-mask");
13881 staticpro (&QCheuristic_mask
);
13882 QCcolor_symbols
= intern (":color-symbols");
13883 staticpro (&QCcolor_symbols
);
13884 QCascent
= intern (":ascent");
13885 staticpro (&QCascent
);
13886 QCmargin
= intern (":margin");
13887 staticpro (&QCmargin
);
13888 QCrelief
= intern (":relief");
13889 staticpro (&QCrelief
);
13890 Qpostscript
= intern ("postscript");
13891 staticpro (&Qpostscript
);
13892 QCloader
= intern (":loader");
13893 staticpro (&QCloader
);
13894 QCbounding_box
= intern (":bounding-box");
13895 staticpro (&QCbounding_box
);
13896 QCpt_width
= intern (":pt-width");
13897 staticpro (&QCpt_width
);
13898 QCpt_height
= intern (":pt-height");
13899 staticpro (&QCpt_height
);
13900 QCindex
= intern (":index");
13901 staticpro (&QCindex
);
13902 Qpbm
= intern ("pbm");
13906 Qxpm
= intern ("xpm");
13911 Qjpeg
= intern ("jpeg");
13912 staticpro (&Qjpeg
);
13916 Qtiff
= intern ("tiff");
13917 staticpro (&Qtiff
);
13921 Qgif
= intern ("gif");
13926 Qpng
= intern ("png");
13930 defsubr (&Sclear_image_cache
);
13933 defsubr (&Simagep
);
13934 defsubr (&Slookup_image
);
13938 hourglass_atimer
= NULL
;
13939 hourglass_shown_p
= 0;
13940 #ifdef TODO /* Tooltip support not complete. */
13941 defsubr (&Sx_show_tip
);
13942 defsubr (&Sx_hide_tip
);
13945 staticpro (&tip_timer
);
13947 staticpro (&tip_frame
);
13949 defsubr (&Sx_file_dialog
);
13956 image_types
= NULL
;
13957 Vimage_types
= Qnil
;
13959 #if 0 /* TODO : Image support for W32 */
13960 define_image_type (&xbm_type
);
13961 define_image_type (&gs_type
);
13962 define_image_type (&pbm_type
);
13965 define_image_type (&xpm_type
);
13969 define_image_type (&jpeg_type
);
13973 define_image_type (&tiff_type
);
13977 define_image_type (&gif_type
);
13981 define_image_type (&png_type
);
13992 button
= MessageBox (NULL
,
13993 "A fatal error has occurred!\n\n"
13994 "Select Abort to exit, Retry to debug, Ignore to continue",
13995 "Emacs Abort Dialog",
13996 MB_ICONEXCLAMATION
| MB_TASKMODAL
13997 | MB_SETFOREGROUND
| MB_ABORTRETRYIGNORE
);
14012 /* For convenience when debugging. */
14016 return GetLastError ();