Commit | Line | Data |
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de31b97a | 1 | /* Definitions and headers for communication on the Microsoft W32 API. |
c3b8ccce GV |
2 | Copyright (C) 1995 Free Software Foundation, Inc. |
3 | ||
4 | This file is part of GNU Emacs. | |
5 | ||
6 | GNU Emacs is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 2, or (at your option) | |
9 | any later version. | |
10 | ||
11 | GNU Emacs is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GNU Emacs; see the file COPYING. If not, write to | |
3b7ad313 EN |
18 | the Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
19 | Boston, MA 02111-1307, USA. */ | |
c3b8ccce GV |
20 | |
21 | /* Added by Kevin Gallo */ | |
22 | ||
51dcffad | 23 | #include "w32gui.h" |
c3b8ccce GV |
24 | |
25 | /* The class of this X application. */ | |
26 | #define EMACS_CLASS "Emacs" | |
27 | \f | |
3fed86ff GV |
28 | #define BLACK_PIX_DEFAULT(f) PALETTERGB(0,0,0) |
29 | #define WHITE_PIX_DEFAULT(f) PALETTERGB(255,255,255) | |
c3b8ccce | 30 | |
25d9ec8c GV |
31 | #define FONT_WIDTH(f) \ |
32 | ((f)->bdf ? (f)->bdf->width : (f)->tm.tmAveCharWidth) | |
33 | #define FONT_HEIGHT(f) \ | |
34 | ((f)->bdf ? (f)->bdf->height : (f)->tm.tmHeight) | |
25d9ec8c GV |
35 | #define FONT_BASE(f) \ |
36 | ((f)->bdf ? (f)->bdf->ury : (f)->tm.tmAscent) | |
51dcffad JR |
37 | #define FONT_DESCENT(f) \ |
38 | ((f)->bdf ? (f)->bdf->lly : (f)->tm.tmDescent) | |
25d9ec8c GV |
39 | #define FONT_MAX_WIDTH(f) \ |
40 | ((f)->bdf ? (f)->bdf->width : (f)->tm.tmMaxCharWidth) | |
c3b8ccce | 41 | |
ad23de76 JR |
42 | #define CP_DEFAULT 1004 |
43 | ||
fbd6baed | 44 | #define CHECK_W32_FRAME(f, frame) \ |
c3b8ccce | 45 | if (NILP (frame)) \ |
51dcffad | 46 | f = SELECTED_FRAME (); \ |
c3b8ccce GV |
47 | else \ |
48 | { \ | |
49 | CHECK_LIVE_FRAME (frame, 0); \ | |
50 | f = XFRAME (frame); \ | |
51 | } \ | |
fbd6baed | 52 | if (! FRAME_W32_P (f)) |
c3b8ccce | 53 | |
51dcffad | 54 | |
c3b8ccce GV |
55 | /* Indicates whether we are in the readsocket call and the message we |
56 | are processing in the current loop */ | |
57 | ||
58 | extern MSG CurMsg; | |
59 | extern BOOL bUseDflt; | |
60 | ||
61 | extern struct frame *x_window_to_frame (); | |
62 | ||
63 | enum text_cursor_kinds { | |
51dcffad JR |
64 | NO_CURSOR = -1, |
65 | FILLED_BOX_CURSOR, | |
66 | HOLLOW_BOX_CURSOR, | |
67 | BAR_CURSOR | |
c3b8ccce GV |
68 | }; |
69 | ||
c3b8ccce GV |
70 | /* Structure recording bitmaps and reference count. |
71 | If REFCOUNT is 0 then this record is free to be reused. */ | |
72 | ||
fbd6baed | 73 | struct w32_bitmap_record |
c3b8ccce GV |
74 | { |
75 | Pixmap pixmap; | |
76 | char *file; | |
77 | HINSTANCE hinst; /* Used to load the file */ | |
78 | int refcount; | |
79 | /* Record some info about this pixmap. */ | |
80 | int height, width, depth; | |
81 | }; | |
aba66c88 GV |
82 | |
83 | /* Palette book-keeping stuff for mapping requested colors into the | |
84 | system palette. Keep a ref-counted list of requested colors and | |
85 | regenerate the app palette whenever the requested list changes. */ | |
86 | ||
fbd6baed | 87 | extern Lisp_Object Vw32_enable_palette; |
aba66c88 | 88 | |
fbd6baed GV |
89 | struct w32_palette_entry { |
90 | struct w32_palette_entry * next; | |
aba66c88 GV |
91 | PALETTEENTRY entry; |
92 | #if 0 | |
93 | unsigned refcount; | |
94 | #endif | |
95 | }; | |
96 | ||
fbd6baed | 97 | extern void w32_regenerate_palette(struct frame *f); |
aba66c88 | 98 | |
c3b8ccce | 99 | \f |
fbd6baed | 100 | /* For each display (currently only one on w32), we have a structure that |
c3b8ccce GV |
101 | records information about it. */ |
102 | ||
fbd6baed | 103 | struct w32_display_info |
c3b8ccce | 104 | { |
fbd6baed GV |
105 | /* Chain of all w32_display_info structures. */ |
106 | struct w32_display_info *next; | |
51dcffad | 107 | |
c3b8ccce GV |
108 | /* This is a cons cell of the form (NAME . FONT-LIST-CACHE). |
109 | The same cons cell also appears in x_display_name_list. */ | |
110 | Lisp_Object name_list_element; | |
51dcffad | 111 | |
c3b8ccce GV |
112 | /* Number of frames that are on this display. */ |
113 | int reference_count; | |
51dcffad JR |
114 | |
115 | /* Dots per inch of the screen. */ | |
116 | double resx, resy; | |
117 | ||
c3b8ccce GV |
118 | /* Number of planes on this screen. */ |
119 | int n_planes; | |
51dcffad | 120 | |
c3b8ccce GV |
121 | /* Number of bits per pixel on this screen. */ |
122 | int n_cbits; | |
51dcffad | 123 | |
c3b8ccce GV |
124 | /* Dimensions of this screen. */ |
125 | int height, width; | |
126 | int height_in,width_in; | |
51dcffad | 127 | |
c3b8ccce GV |
128 | /* Mask of things that cause the mouse to be grabbed. */ |
129 | int grabbed; | |
51dcffad JR |
130 | |
131 | /* Emacs bitmap-id of the default icon bitmap for this frame. | |
132 | Or -1 if none has been allocated yet. */ | |
133 | int icon_bitmap_id; | |
134 | ||
c3b8ccce GV |
135 | /* The root window of this screen. */ |
136 | Window root_window; | |
51dcffad | 137 | |
c3b8ccce GV |
138 | /* The cursor to use for vertical scroll bars. */ |
139 | Cursor vertical_scroll_bar_cursor; | |
140 | ||
bb355434 | 141 | /* color palette information. */ |
aba66c88 | 142 | int has_palette; |
fbd6baed | 143 | struct w32_palette_entry * color_list; |
aba66c88 GV |
144 | unsigned num_colors; |
145 | HPALETTE palette; | |
146 | ||
bb355434 | 147 | /* deferred action flags checked when starting frame update. */ |
aba66c88 GV |
148 | int regen_palette; |
149 | ||
bb355434 GV |
150 | /* Keystroke that has been faked by Emacs and will be ignored when |
151 | received; value is reset after key is received. */ | |
152 | int faked_key; | |
153 | ||
c3b8ccce GV |
154 | /* A table of all the fonts we have already loaded. */ |
155 | struct font_info *font_table; | |
156 | ||
d82f9149 | 157 | /* The current capacity of font_table. */ |
c3b8ccce GV |
158 | int font_table_size; |
159 | ||
51dcffad JR |
160 | /* Minimum width over all characters in all fonts in font_table. */ |
161 | int smallest_char_width; | |
162 | ||
163 | /* Minimum font height over all fonts in font_table. */ | |
164 | int smallest_font_height; | |
165 | ||
166 | /* Reusable Graphics Context for drawing a cursor in a non-default face. */ | |
167 | XGCValues *scratch_cursor_gc; | |
168 | ||
169 | /* These variables describe the range of text currently shown in its | |
170 | mouse-face, together with the window they apply to. As long as | |
171 | the mouse stays within this range, we need not redraw anything on | |
172 | its account. Rows and columns are glyph matrix positions in | |
173 | MOUSE_FACE_WINDOW. */ | |
c3b8ccce | 174 | int mouse_face_beg_row, mouse_face_beg_col; |
51dcffad | 175 | int mouse_face_beg_x, mouse_face_beg_y; |
c3b8ccce | 176 | int mouse_face_end_row, mouse_face_end_col; |
51dcffad | 177 | int mouse_face_end_x, mouse_face_end_y; |
c3b8ccce GV |
178 | int mouse_face_past_end; |
179 | Lisp_Object mouse_face_window; | |
180 | int mouse_face_face_id; | |
181 | ||
182 | /* 1 if a mouse motion event came and we didn't handle it right away because | |
183 | gc was in progress. */ | |
184 | int mouse_face_deferred_gc; | |
185 | ||
186 | /* FRAME and X, Y position of mouse when last checked for | |
187 | highlighting. X and Y can be negative or out of range for the frame. */ | |
188 | struct frame *mouse_face_mouse_frame; | |
189 | int mouse_face_mouse_x, mouse_face_mouse_y; | |
190 | ||
191 | /* Nonzero means defer mouse-motion highlighting. */ | |
192 | int mouse_face_defer; | |
193 | ||
51dcffad JR |
194 | int mouse_face_image_state; |
195 | ||
fbd6baed | 196 | char *w32_id_name; |
c3b8ccce | 197 | |
fbd6baed | 198 | /* The number of fonts actually stored in w32_font_table. |
51dcffad JR |
199 | font_table[n] is used and valid iff 0 <= n < n_fonts. 0 <= |
200 | n_fonts <= font_table_size. and font_table[i].name != 0. */ | |
c3b8ccce GV |
201 | int n_fonts; |
202 | ||
203 | /* Pointer to bitmap records. */ | |
fbd6baed | 204 | struct w32_bitmap_record *bitmaps; |
c3b8ccce GV |
205 | |
206 | /* Allocated size of bitmaps field. */ | |
207 | int bitmaps_size; | |
208 | ||
209 | /* Last used bitmap index. */ | |
210 | int bitmaps_last; | |
211 | ||
212 | /* The frame (if any) which has the window that has keyboard focus. | |
213 | Zero if none. This is examined by Ffocus_frame in w32fns.c. Note | |
214 | that a mere EnterNotify event can set this; if you need to know the | |
215 | last frame specified in a FocusIn or FocusOut event, use | |
fbd6baed GV |
216 | w32_focus_event_frame. */ |
217 | struct frame *w32_focus_frame; | |
c3b8ccce GV |
218 | |
219 | /* The last frame mentioned in a FocusIn or FocusOut event. This is | |
fbd6baed | 220 | separate from w32_focus_frame, because whether or not LeaveNotify |
c3b8ccce GV |
221 | events cause us to lose focus depends on whether or not we have |
222 | received a FocusIn event for it. */ | |
fbd6baed | 223 | struct frame *w32_focus_event_frame; |
c3b8ccce GV |
224 | |
225 | /* The frame which currently has the visual highlight, and should get | |
226 | keyboard input (other sorts of input have the frame encoded in the | |
227 | event). It points to the focus frame's selected window's | |
fbd6baed | 228 | frame. It differs from w32_focus_frame when we're using a global |
c3b8ccce | 229 | minibuffer. */ |
fbd6baed | 230 | struct frame *w32_highlight_frame; |
51dcffad JR |
231 | |
232 | /* Cache of images. */ | |
233 | struct image_cache *image_cache; | |
c3b8ccce GV |
234 | }; |
235 | ||
236 | /* This is a chain of structures for all the displays currently in use. */ | |
fbd6baed | 237 | extern struct w32_display_info one_w32_display_info; |
c3b8ccce GV |
238 | |
239 | /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE), | |
fbd6baed | 240 | one for each element of w32_display_list and in the same order. |
c3b8ccce GV |
241 | NAME is the name of the frame. |
242 | FONT-LIST-CACHE records previous values returned by x-list-fonts. */ | |
fbd6baed | 243 | extern Lisp_Object w32_display_name_list; |
c3b8ccce | 244 | |
d82f9149 GV |
245 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
246 | extern Lisp_Object Vx_pixel_size_width_font_regexp; | |
247 | ||
248 | /* A flag to control how to display unibyte 8-bit character. */ | |
249 | extern int unibyte_display_via_language_environment; | |
250 | ||
51dcffad | 251 | struct w32_display_info *x_display_info_for_name (); |
c3b8ccce | 252 | |
fbd6baed | 253 | extern struct w32_display_info *w32_term_init (); |
c3b8ccce | 254 | \f |
51dcffad | 255 | extern Lisp_Object w32_list_fonts P_ ((struct frame *, Lisp_Object, int, int)); |
d82f9149 | 256 | extern struct font_info *w32_get_font_info (), *w32_query_font (); |
eeddd5a0 | 257 | extern void w32_cache_char_metrics (XFontStruct *font); |
d82f9149 GV |
258 | extern void w32_find_ccl_program(); |
259 | \f | |
51dcffad JR |
260 | #define PIX_TYPE COLORREF |
261 | ||
fbd6baed GV |
262 | /* Each W32 frame object points to its own struct w32_display object |
263 | in the output_data.w32 field. The w32_display structure contains all | |
264 | the information that is specific to W32 windows. */ | |
c3b8ccce | 265 | |
51dcffad JR |
266 | /* Put some things in x_output for compatibility. |
267 | NTEMACS_TODO: Move all common things here to eliminate unneccesary | |
268 | diffs between X and w32 code. */ | |
269 | struct x_output | |
270 | { | |
271 | PIX_TYPE background_pixel; | |
272 | PIX_TYPE foreground_pixel; | |
273 | }; | |
274 | ||
275 | ||
fbd6baed | 276 | struct w32_output |
c3b8ccce | 277 | { |
51dcffad JR |
278 | /* Placeholder for things accessed through output_data.x. */ |
279 | struct x_output x_compatibile; | |
280 | ||
8694f11b GV |
281 | /* Menubar "widget" handle. */ |
282 | HMENU menubar_widget; | |
283 | ||
aba66c88 GV |
284 | /* Original palette (used to deselect real palette after drawing) */ |
285 | HPALETTE old_palette; | |
286 | ||
fbd6baed | 287 | /* Position of the W32 window (x and y offsets in root window). */ |
c3b8ccce GV |
288 | int left_pos; |
289 | int top_pos; | |
290 | ||
fbd6baed | 291 | /* Border width of the W32 window as known by the window system. */ |
c3b8ccce GV |
292 | int border_width; |
293 | ||
fbd6baed | 294 | /* Size of the W32 window in pixels. */ |
c3b8ccce GV |
295 | int pixel_height, pixel_width; |
296 | ||
297 | /* Height of a line, in pixels. */ | |
298 | int line_height; | |
299 | ||
51dcffad JR |
300 | /* Here are the Graphics Contexts for the default font. */ |
301 | XGCValues *cursor_gc; /* cursor drawing */ | |
302 | ||
c3b8ccce GV |
303 | /* Width of the internal border. This is a line of background color |
304 | just inside the window's border. When the frame is selected, | |
305 | a highlighting is displayed inside the internal border. */ | |
306 | int internal_border_width; | |
307 | ||
308 | /* The window used for this frame. | |
309 | May be zero while the frame object is being created | |
310 | and the window has not yet been created. */ | |
311 | Window window_desc; | |
312 | ||
313 | /* The window that is the parent of this window. | |
314 | Usually this is a window that was made by the window manager, | |
315 | but it can be the root window, and it can be explicitly specified | |
316 | (see the explicit_parent field, below). */ | |
317 | Window parent_desc; | |
318 | ||
d82f9149 | 319 | /* Default ASCII font of this frame. */ |
c3b8ccce GV |
320 | XFontStruct *font; |
321 | ||
51dcffad JR |
322 | /* The baseline offset of the default ASCII font. */ |
323 | int baseline_offset; | |
d82f9149 GV |
324 | |
325 | /* If a fontset is specified for this frame instead of font, this | |
326 | value contains an ID of the fontset, else -1. */ | |
327 | int fontset; | |
328 | ||
c3b8ccce GV |
329 | /* Pixel values used for various purposes. |
330 | border_pixel may be -1 meaning use a gray tile. */ | |
51dcffad JR |
331 | COLORREF cursor_pixel; |
332 | COLORREF border_pixel; | |
333 | COLORREF mouse_pixel; | |
334 | COLORREF cursor_foreground_pixel; | |
335 | ||
336 | /* Foreground color for scroll bars. A value of -1 means use the | |
337 | default (black for non-toolkit scroll bars). */ | |
338 | COLORREF scroll_bar_foreground_pixel; | |
339 | ||
340 | /* Background color for scroll bars. A value of -1 means use the | |
341 | default (background color of the frame for non-toolkit scroll | |
342 | bars). */ | |
343 | COLORREF scroll_bar_background_pixel; | |
c3b8ccce GV |
344 | |
345 | /* Descriptor for the cursor in use for this window. */ | |
346 | Cursor text_cursor; | |
347 | Cursor nontext_cursor; | |
348 | Cursor modeline_cursor; | |
349 | Cursor cross_cursor; | |
51dcffad JR |
350 | Cursor busy_cursor; |
351 | ||
352 | /* Window whose cursor is busy_cursor. This window is temporarily | |
353 | mapped to display a busy-cursor. */ | |
354 | Window busy_window; | |
355 | ||
356 | /* Non-zero means busy cursor is currently displayed. */ | |
357 | unsigned busy_p : 1; | |
c3b8ccce GV |
358 | |
359 | /* Flag to set when the window needs to be completely repainted. */ | |
360 | int needs_exposure; | |
361 | ||
362 | /* What kind of text cursor is drawn in this window right now? | |
363 | (If there is no cursor (phys_cursor_x < 0), then this means nothing.) */ | |
364 | enum text_cursor_kinds current_cursor; | |
365 | ||
366 | /* What kind of text cursor should we draw in the future? | |
367 | This should always be filled_box_cursor or bar_cursor. */ | |
368 | enum text_cursor_kinds desired_cursor; | |
369 | ||
370 | /* Width of bar cursor (if we are using that). */ | |
371 | int cursor_width; | |
372 | ||
373 | DWORD dwStyle; | |
374 | ||
375 | /* The size of the extra width currently allotted for vertical | |
376 | scroll bars, in pixels. */ | |
377 | int vertical_scroll_bar_extra; | |
378 | ||
51dcffad JR |
379 | /* The extra width currently allotted for the areas in which |
380 | truncation marks, continuation marks, and overlay arrows are | |
381 | displayed. */ | |
382 | int flags_areas_extra; | |
c3b8ccce GV |
383 | |
384 | /* This is the gravity value for the specified window position. */ | |
385 | int win_gravity; | |
386 | ||
387 | /* The geometry flags for this window. */ | |
388 | int size_hint_flags; | |
389 | ||
390 | /* This is the Emacs structure for the display this frame is on. */ | |
fbd6baed | 391 | /* struct w32_display_info *display_info; */ |
c3b8ccce GV |
392 | |
393 | /* Nonzero means our parent is another application's window | |
394 | and was explicitly specified. */ | |
395 | char explicit_parent; | |
396 | ||
397 | /* Nonzero means tried already to make this frame visible. */ | |
398 | char asked_for_visible; | |
8694f11b GV |
399 | |
400 | /* Nonzero means menubar is currently active. */ | |
401 | char menubar_active; | |
402 | ||
403 | /* Nonzero means menubar is about to become active, but should be | |
404 | brought up to date first. */ | |
405 | volatile char pending_menu_activation; | |
51dcffad JR |
406 | |
407 | /* Relief GCs, colors etc. */ | |
408 | struct relief | |
409 | { | |
410 | XGCValues *gc; | |
411 | unsigned long pixel; | |
412 | int allocated_p; | |
413 | } | |
414 | black_relief, white_relief; | |
415 | ||
416 | /* The background for which the above relief GCs were set up. | |
417 | They are changed only when a different background is involved. */ | |
418 | unsigned long relief_background; | |
c3b8ccce GV |
419 | }; |
420 | ||
2d764c78 EZ |
421 | extern struct w32_output w32term_display; |
422 | ||
c3b8ccce | 423 | /* Return the window associated with the frame F. */ |
fbd6baed | 424 | #define FRAME_W32_WINDOW(f) ((f)->output_data.w32->window_desc) |
c3b8ccce | 425 | |
51dcffad JR |
426 | #define FRAME_FOREGROUND_PIXEL(f) ((f)->output_data.x->foreground_pixel) |
427 | #define FRAME_BACKGROUND_PIXEL(f) ((f)->output_data.x->background_pixel) | |
fbd6baed | 428 | #define FRAME_FONT(f) ((f)->output_data.w32->font) |
d82f9149 | 429 | #define FRAME_FONTSET(f) ((f)->output_data.w32->fontset) |
fbd6baed | 430 | #define FRAME_INTERNAL_BORDER_WIDTH(f) ((f)->output_data.w32->internal_border_width) |
51dcffad JR |
431 | #define FRAME_LINE_HEIGHT(f) ((f)->output_data.w32->line_height) |
432 | /* Width of the default font of frame F. Must be defined by each | |
433 | terminal specific header. */ | |
434 | #define FRAME_DEFAULT_FONT_WIDTH(F) FONT_WIDTH (FRAME_FONT (F)) | |
435 | #define FRAME_BASELINE_OFFSET(f) ((f)->output_data.w32->baseline_offset) | |
c3b8ccce | 436 | |
fbd6baed GV |
437 | /* This gives the w32_display_info structure for the display F is on. */ |
438 | #define FRAME_W32_DISPLAY_INFO(f) (&one_w32_display_info) | |
51dcffad | 439 | #define FRAME_X_DISPLAY_INFO(f) (&one_w32_display_info) |
c3b8ccce | 440 | |
d82f9149 GV |
441 | /* This is the 'font_info *' which frame F has. */ |
442 | #define FRAME_W32_FONT_TABLE(f) (FRAME_W32_DISPLAY_INFO (f)->font_table) | |
443 | ||
c3b8ccce | 444 | /* These two really ought to be called FRAME_PIXEL_{WIDTH,HEIGHT}. */ |
fbd6baed GV |
445 | #define PIXEL_WIDTH(f) ((f)->output_data.w32->pixel_width) |
446 | #define PIXEL_HEIGHT(f) ((f)->output_data.w32->pixel_height) | |
c3b8ccce | 447 | |
fbd6baed | 448 | #define FRAME_DESIRED_CURSOR(f) ((f)->output_data.w32->desired_cursor) |
c3b8ccce | 449 | |
51dcffad JR |
450 | /* Value is the smallest width of any character in any font on frame F. */ |
451 | ||
452 | #define FRAME_SMALLEST_CHAR_WIDTH(F) \ | |
453 | FRAME_W32_DISPLAY_INFO(F)->smallest_char_width | |
454 | ||
455 | /* Value is the smallest height of any font on frame F. */ | |
456 | ||
457 | #define FRAME_SMALLEST_FONT_HEIGHT(F) \ | |
458 | FRAME_W32_DISPLAY_INFO(F)->smallest_font_height | |
459 | ||
460 | /* Return a pointer to the image cache of frame F. */ | |
461 | ||
462 | #define FRAME_X_IMAGE_CACHE(F) FRAME_W32_DISPLAY_INFO ((F))->image_cache | |
463 | ||
464 | \f | |
465 | /* Pixel width of the bitmaps drawn to indicate truncation, | |
466 | continuation etc. */ | |
467 | ||
468 | #define FRAME_FLAGS_BITMAP_WIDTH(f) 8 | |
469 | #define FRAME_FLAGS_BITMAP_HEIGHT(f) 8 | |
470 | ||
471 | /* Total width of areas reserved for drawing truncation bitmaps, | |
472 | continuation bitmaps and alike. The width is in canonical char | |
473 | units of the frame. This must currently be the case because window | |
474 | sizes aren't pixel values. If it weren't the case, we wouldn't be | |
475 | able to split windows horizontally nicely. */ | |
476 | ||
477 | #define FRAME_X_FLAGS_AREA_COLS(F) \ | |
478 | ((2 * FRAME_FLAGS_BITMAP_WIDTH ((F)) + CANON_X_UNIT ((F)) - 1) \ | |
479 | / CANON_X_UNIT ((F))) | |
480 | ||
481 | /* Total width of flags areas in pixels. */ | |
482 | ||
483 | #define FRAME_X_FLAGS_AREA_WIDTH(F) \ | |
484 | (FRAME_X_FLAGS_AREA_COLS ((F)) * CANON_X_UNIT ((F))) | |
485 | ||
486 | /* Pixel-width of the left flags area. */ | |
487 | ||
488 | #define FRAME_X_LEFT_FLAGS_AREA_WIDTH(F) \ | |
489 | (FRAME_X_FLAGS_AREA_WIDTH (F) / 2) | |
490 | ||
491 | /* Pixel-width of the right flags area. Note that we are doing | |
492 | integer arithmetic here, so don't loose a pixel if the total | |
493 | width is an odd number. */ | |
494 | ||
495 | #define FRAME_X_RIGHT_FLAGS_AREA_WIDTH(F) \ | |
496 | (FRAME_X_FLAGS_AREA_WIDTH (F) - FRAME_X_FLAGS_AREA_WIDTH (F) / 2) | |
497 | ||
498 | ||
c3b8ccce | 499 | \f |
fbd6baed | 500 | /* W32-specific scroll bar stuff. */ |
c3b8ccce GV |
501 | |
502 | /* We represent scroll bars as lisp vectors. This allows us to place | |
503 | references to them in windows without worrying about whether we'll | |
504 | end up with windows referring to dead scroll bars; the garbage | |
505 | collector will free it when its time comes. | |
506 | ||
507 | We use struct scroll_bar as a template for accessing fields of the | |
508 | vector. */ | |
509 | ||
510 | struct scroll_bar { | |
511 | ||
512 | /* These fields are shared by all vectors. */ | |
513 | EMACS_INT size_from_Lisp_Vector_struct; | |
514 | struct Lisp_Vector *next_from_Lisp_Vector_struct; | |
515 | ||
516 | /* The window we're a scroll bar for. */ | |
517 | Lisp_Object window; | |
518 | ||
519 | /* The next and previous in the chain of scroll bars in this frame. */ | |
520 | Lisp_Object next, prev; | |
521 | ||
522 | /* The window representing this scroll bar. Since this is a full | |
523 | 32-bit quantity, we store it split into two 32-bit values. */ | |
fbd6baed | 524 | Lisp_Object w32_window_low, w32_window_high; |
c3b8ccce | 525 | |
51dcffad JR |
526 | /* Same as above for the widget. */ |
527 | Lisp_Object w32_widget_low, w32_widget_high; | |
528 | ||
c3b8ccce GV |
529 | /* The position and size of the scroll bar in pixels, relative to the |
530 | frame. */ | |
531 | Lisp_Object top, left, width, height; | |
532 | ||
533 | /* The starting and ending positions of the handle, relative to the | |
534 | handle area (i.e. zero is the top position, not | |
535 | SCROLL_BAR_TOP_BORDER). If they're equal, that means the handle | |
536 | hasn't been drawn yet. | |
537 | ||
538 | These are not actually the locations where the beginning and end | |
539 | are drawn; in order to keep handles from becoming invisible when | |
540 | editing large files, we establish a minimum height by always | |
541 | drawing handle bottoms VERTICAL_SCROLL_BAR_MIN_HANDLE pixels below | |
542 | where they would be normally; the bottom and top are in a | |
543 | different co-ordinate system. */ | |
544 | Lisp_Object start, end; | |
545 | ||
546 | /* If the scroll bar handle is currently being dragged by the user, | |
547 | this is the number of pixels from the top of the handle to the | |
548 | place where the user grabbed it. If the handle isn't currently | |
549 | being dragged, this is Qnil. */ | |
550 | Lisp_Object dragging; | |
551 | }; | |
552 | ||
553 | /* The number of elements a vector holding a struct scroll_bar needs. */ | |
554 | #define SCROLL_BAR_VEC_SIZE \ | |
555 | ((sizeof (struct scroll_bar) \ | |
556 | - sizeof (EMACS_INT) - sizeof (struct Lisp_Vector *)) \ | |
557 | / sizeof (Lisp_Object)) | |
558 | ||
559 | /* Turning a lisp vector value into a pointer to a struct scroll_bar. */ | |
560 | #define XSCROLL_BAR(vec) ((struct scroll_bar *) XVECTOR (vec)) | |
561 | ||
562 | ||
563 | /* Building a 32-bit C integer from two 16-bit lisp integers. */ | |
564 | #define SCROLL_BAR_PACK(low, high) (XINT (high) << 16 | XINT (low)) | |
565 | ||
566 | /* Setting two lisp integers to the low and high words of a 32-bit C int. */ | |
567 | #define SCROLL_BAR_UNPACK(low, high, int32) \ | |
568 | (XSETINT ((low), (int32) & 0xffff), \ | |
569 | XSETINT ((high), ((int32) >> 16) & 0xffff)) | |
570 | ||
571 | ||
572 | /* Extract the window id of the scroll bar from a struct scroll_bar. */ | |
fbd6baed GV |
573 | #define SCROLL_BAR_W32_WINDOW(ptr) \ |
574 | ((Window) SCROLL_BAR_PACK ((ptr)->w32_window_low, (ptr)->w32_window_high)) | |
c3b8ccce GV |
575 | |
576 | /* Store a window id in a struct scroll_bar. */ | |
fbd6baed GV |
577 | #define SET_SCROLL_BAR_W32_WINDOW(ptr, id) \ |
578 | (SCROLL_BAR_UNPACK ((ptr)->w32_window_low, (ptr)->w32_window_high, (int) id)) | |
c3b8ccce | 579 | |
51dcffad JR |
580 | /* Extract the X widget of the scroll bar from a struct scroll_bar. */ |
581 | #define SCROLL_BAR_X_WIDGET(ptr) \ | |
582 | ((Widget) SCROLL_BAR_PACK ((ptr)->x_widget_low, (ptr)->x_widget_high)) | |
c3b8ccce | 583 | |
51dcffad JR |
584 | /* Store a widget id in a struct scroll_bar. */ |
585 | #define SET_SCROLL_BAR_X_WIDGET(ptr, w) \ | |
586 | (SCROLL_BAR_UNPACK ((ptr)->x_widget_low, (ptr)->x_widget_high, (int) w)) | |
c3b8ccce GV |
587 | |
588 | /* Return the inside width of a vertical scroll bar, given the outside | |
589 | width. */ | |
51dcffad JR |
590 | #define VERTICAL_SCROLL_BAR_INSIDE_WIDTH(f,width) \ |
591 | ((width) \ | |
592 | - VERTICAL_SCROLL_BAR_LEFT_BORDER \ | |
593 | - VERTICAL_SCROLL_BAR_RIGHT_BORDER \ | |
594 | - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2) | |
c3b8ccce GV |
595 | |
596 | /* Return the length of the rectangle within which the top of the | |
597 | handle must stay. This isn't equivalent to the inside height, | |
598 | because the scroll bar handle has a minimum height. | |
599 | ||
600 | This is the real range of motion for the scroll bar, so when we're | |
601 | scaling buffer positions to scroll bar positions, we use this, not | |
602 | VERTICAL_SCROLL_BAR_INSIDE_HEIGHT. */ | |
51dcffad JR |
603 | #define VERTICAL_SCROLL_BAR_TOP_RANGE(f,height) \ |
604 | (VERTICAL_SCROLL_BAR_INSIDE_HEIGHT (f, height) - VERTICAL_SCROLL_BAR_MIN_HANDLE) | |
c3b8ccce GV |
605 | |
606 | /* Return the inside height of vertical scroll bar, given the outside | |
607 | height. See VERTICAL_SCROLL_BAR_TOP_RANGE too. */ | |
51dcffad | 608 | #define VERTICAL_SCROLL_BAR_INSIDE_HEIGHT(f,height) \ |
c3b8ccce GV |
609 | ((height) - VERTICAL_SCROLL_BAR_TOP_BORDER - VERTICAL_SCROLL_BAR_BOTTOM_BORDER) |
610 | ||
611 | ||
612 | /* Border widths for scroll bars. | |
613 | ||
614 | Scroll bar windows don't have any borders; their border width is | |
615 | set to zero, and we redraw borders ourselves. This makes the code | |
616 | a bit cleaner, since we don't have to convert between outside width | |
617 | (used when relating to the rest of the screen) and inside width | |
618 | (used when sizing and drawing the scroll bar window itself). | |
619 | ||
620 | The handle moves up and down/back and forth in a rectangle inset | |
621 | from the edges of the scroll bar. These are widths by which we | |
622 | inset the handle boundaries from the scroll bar edges. */ | |
623 | #define VERTICAL_SCROLL_BAR_LEFT_BORDER (0) | |
624 | #define VERTICAL_SCROLL_BAR_RIGHT_BORDER (0) | |
8694f11b GV |
625 | #define VERTICAL_SCROLL_BAR_TOP_BORDER (vertical_scroll_bar_top_border) |
626 | #define VERTICAL_SCROLL_BAR_BOTTOM_BORDER (vertical_scroll_bar_bottom_border) | |
c3b8ccce GV |
627 | |
628 | /* Minimum lengths for scroll bar handles, in pixels. */ | |
8694f11b GV |
629 | #define VERTICAL_SCROLL_BAR_MIN_HANDLE (vertical_scroll_bar_min_handle) |
630 | ||
51dcffad JR |
631 | /* Trimming off a few pixels from each side prevents |
632 | text from glomming up against the scroll bar */ | |
633 | #define VERTICAL_SCROLL_BAR_WIDTH_TRIM (0) | |
c3b8ccce GV |
634 | |
635 | \f | |
636 | /* Manipulating pixel sizes and character sizes. | |
637 | Knowledge of which factors affect the overall size of the window should | |
638 | be hidden in these macros, if that's possible. | |
639 | ||
640 | Return the upper/left pixel position of the character cell on frame F | |
641 | at ROW/COL. */ | |
642 | #define CHAR_TO_PIXEL_ROW(f, row) \ | |
fbd6baed GV |
643 | ((f)->output_data.w32->internal_border_width \ |
644 | + (row) * (f)->output_data.w32->line_height) | |
c3b8ccce | 645 | #define CHAR_TO_PIXEL_COL(f, col) \ |
fbd6baed GV |
646 | ((f)->output_data.w32->internal_border_width \ |
647 | + (col) * FONT_WIDTH ((f)->output_data.w32->font)) | |
c3b8ccce GV |
648 | |
649 | /* Return the pixel width/height of frame F if it has | |
650 | WIDTH columns/HEIGHT rows. */ | |
651 | #define CHAR_TO_PIXEL_WIDTH(f, width) \ | |
652 | (CHAR_TO_PIXEL_COL (f, width) \ | |
fbd6baed | 653 | + (f)->output_data.w32->vertical_scroll_bar_extra \ |
51dcffad | 654 | + (f)->output_data.w32->flags_areas_extra \ |
fbd6baed | 655 | + (f)->output_data.w32->internal_border_width) |
c3b8ccce GV |
656 | #define CHAR_TO_PIXEL_HEIGHT(f, height) \ |
657 | (CHAR_TO_PIXEL_ROW (f, height) \ | |
fbd6baed | 658 | + (f)->output_data.w32->internal_border_width) |
c3b8ccce GV |
659 | |
660 | ||
661 | /* Return the row/column (zero-based) of the character cell containing | |
662 | the pixel on FRAME at ROW/COL. */ | |
663 | #define PIXEL_TO_CHAR_ROW(f, row) \ | |
fbd6baed GV |
664 | (((row) - (f)->output_data.w32->internal_border_width) \ |
665 | / (f)->output_data.w32->line_height) | |
c3b8ccce | 666 | #define PIXEL_TO_CHAR_COL(f, col) \ |
fbd6baed GV |
667 | (((col) - (f)->output_data.w32->internal_border_width) \ |
668 | / FONT_WIDTH ((f)->output_data.w32->font)) | |
c3b8ccce GV |
669 | |
670 | /* How many columns/rows of text can we fit in WIDTH/HEIGHT pixels on | |
671 | frame F? */ | |
672 | #define PIXEL_TO_CHAR_WIDTH(f, width) \ | |
673 | (PIXEL_TO_CHAR_COL (f, ((width) \ | |
fbd6baed | 674 | - (f)->output_data.w32->internal_border_width \ |
51dcffad | 675 | - (f)->output_data.w32->flags_areas_extra \ |
fbd6baed | 676 | - (f)->output_data.w32->vertical_scroll_bar_extra))) |
c3b8ccce GV |
677 | #define PIXEL_TO_CHAR_HEIGHT(f, height) \ |
678 | (PIXEL_TO_CHAR_ROW (f, ((height) \ | |
fbd6baed | 679 | - (f)->output_data.w32->internal_border_width))) |
c3b8ccce | 680 | |
51dcffad | 681 | \f |
fbd6baed GV |
682 | extern void w32_fill_rect (); |
683 | extern void w32_clear_window (); | |
c3b8ccce | 684 | |
fbd6baed | 685 | #define w32_fill_area(f,hdc,pix,x,y,nx,ny) \ |
c3b8ccce GV |
686 | { \ |
687 | RECT rect; \ | |
688 | rect.left = x; \ | |
689 | rect.top = y; \ | |
690 | rect.right = x + nx; \ | |
691 | rect.bottom = y + ny; \ | |
fbd6baed | 692 | w32_fill_rect (f,hdc,pix,&rect); \ |
c3b8ccce GV |
693 | } |
694 | ||
fbd6baed | 695 | #define w32_clear_rect(f,hdc,lprect) \ |
51dcffad | 696 | w32_fill_rect (f,hdc,f->output_data.x->background_pixel,lprect) |
c3b8ccce | 697 | |
51dcffad JR |
698 | #define w32_clear_area(f,hdc,px,py,nx,ny) \ |
699 | w32_fill_area (f,hdc,f->output_data.x->background_pixel,px,py,nx,ny) | |
c3b8ccce | 700 | |
d82f9149 | 701 | extern struct font_info *w32_load_font (); |
fbd6baed | 702 | extern void w32_unload_font (); |
c3b8ccce | 703 | |
8694f11b GV |
704 | /* Define for earlier versions of Visual C */ |
705 | #ifndef WM_MOUSEWHEEL | |
f11f6cce | 706 | #define WM_MOUSEWHEEL (WM_MOUSELAST + 1) |
8694f11b | 707 | #endif /* WM_MOUSEWHEEL */ |
f11f6cce GV |
708 | #ifndef MSH_MOUSEWHEEL |
709 | #define MSH_MOUSEWHEEL "MSWHEEL_ROLLMSG" | |
710 | #endif /* MSH_MOUSEWHEEL */ | |
8694f11b | 711 | |
c3b8ccce | 712 | #define WM_EMACS_START (WM_USER + 1) |
bb355434 GV |
713 | #define WM_EMACS_KILL (WM_EMACS_START + 0) |
714 | #define WM_EMACS_CREATEWINDOW (WM_EMACS_START + 1) | |
715 | #define WM_EMACS_DONE (WM_EMACS_START + 2) | |
716 | #define WM_EMACS_CREATESCROLLBAR (WM_EMACS_START + 3) | |
717 | #define WM_EMACS_SHOWWINDOW (WM_EMACS_START + 4) | |
718 | #define WM_EMACS_SETWINDOWPOS (WM_EMACS_START + 5) | |
719 | #define WM_EMACS_DESTROYWINDOW (WM_EMACS_START + 6) | |
720 | #define WM_EMACS_TRACKPOPUPMENU (WM_EMACS_START + 7) | |
721 | #define WM_EMACS_SETFOCUS (WM_EMACS_START + 8) | |
722 | #define WM_EMACS_SETFOREGROUND (WM_EMACS_START + 9) | |
723 | #define WM_EMACS_SETLOCALE (WM_EMACS_START + 10) | |
724 | #define WM_EMACS_SETKEYBOARDLAYOUT (WM_EMACS_START + 11) | |
725 | #define WM_EMACS_REGISTER_HOT_KEY (WM_EMACS_START + 12) | |
726 | #define WM_EMACS_UNREGISTER_HOT_KEY (WM_EMACS_START + 13) | |
93066bc2 GV |
727 | #define WM_EMACS_TOGGLE_LOCK_KEY (WM_EMACS_START + 14) |
728 | #define WM_EMACS_END (WM_EMACS_START + 15) | |
c3b8ccce | 729 | |
8694f11b GV |
730 | #define WND_FONTWIDTH_INDEX (0) |
731 | #define WND_LINEHEIGHT_INDEX (4) | |
732 | #define WND_BORDER_INDEX (8) | |
733 | #define WND_SCROLLBAR_INDEX (12) | |
734 | #define WND_BACKGROUND_INDEX (16) | |
735 | #define WND_LAST_INDEX (20) | |
c3b8ccce | 736 | |
c3b8ccce GV |
737 | #define WND_EXTRA_BYTES (WND_LAST_INDEX) |
738 | ||
de31b97a GV |
739 | extern DWORD dwWindowsThreadId; |
740 | extern HANDLE hWindowsThread; | |
c3b8ccce GV |
741 | extern DWORD dwMainThreadId; |
742 | extern HANDLE hMainThread; | |
743 | ||
fbd6baed | 744 | typedef struct W32Msg { |
c3b8ccce GV |
745 | MSG msg; |
746 | DWORD dwModifiers; | |
747 | RECT rect; | |
fbd6baed | 748 | } W32Msg; |
c3b8ccce | 749 | |
8694f11b GV |
750 | /* Structure for recording message when input thread must return a |
751 | result that depends on lisp thread to compute. Lisp thread can | |
752 | complete deferred messages out of order. */ | |
753 | typedef struct deferred_msg | |
754 | { | |
755 | struct deferred_msg * next; | |
756 | W32Msg w32msg; | |
757 | LRESULT result; | |
758 | int completed; | |
759 | } deferred_msg; | |
760 | ||
aba66c88 GV |
761 | extern CRITICAL_SECTION critsect; |
762 | ||
c3b8ccce | 763 | extern void init_crit (); |
c3b8ccce GV |
764 | extern void delete_crit (); |
765 | ||
b44c3d59 RS |
766 | extern void signal_quit (); |
767 | ||
aba66c88 GV |
768 | #define enter_crit() EnterCriticalSection (&critsect) |
769 | #define leave_crit() LeaveCriticalSection (&critsect) | |
770 | ||
771 | extern void select_palette (struct frame * f, HDC hdc); | |
772 | extern void deselect_palette (struct frame * f, HDC hdc); | |
773 | extern HDC get_frame_dc (struct frame * f); | |
774 | extern int release_frame_dc (struct frame * f, HDC hDC); | |
775 | ||
b37ac782 AI |
776 | extern void drain_message_queue (); |
777 | ||
c3b8ccce GV |
778 | extern BOOL get_next_msg (); |
779 | extern BOOL post_msg (); | |
8694f11b | 780 | extern void complete_deferred_msg (HWND hwnd, UINT msg, LRESULT result); |
c3b8ccce GV |
781 | extern void wait_for_sync (); |
782 | ||
783 | extern BOOL parse_button (); | |
c684f475 | 784 | |
fbd6baed | 785 | /* Keypad command key support. W32 doesn't have virtual keys defined |
c684f475 GV |
786 | for the function keys on the keypad (they are mapped to the standard |
787 | fuction keys), so we define our own. */ | |
788 | #define VK_NUMPAD_BEGIN 0x92 | |
789 | #define VK_NUMPAD_CLEAR (VK_NUMPAD_BEGIN + 0) | |
790 | #define VK_NUMPAD_ENTER (VK_NUMPAD_BEGIN + 1) | |
791 | #define VK_NUMPAD_PRIOR (VK_NUMPAD_BEGIN + 2) | |
792 | #define VK_NUMPAD_NEXT (VK_NUMPAD_BEGIN + 3) | |
793 | #define VK_NUMPAD_END (VK_NUMPAD_BEGIN + 4) | |
794 | #define VK_NUMPAD_HOME (VK_NUMPAD_BEGIN + 5) | |
795 | #define VK_NUMPAD_LEFT (VK_NUMPAD_BEGIN + 6) | |
796 | #define VK_NUMPAD_UP (VK_NUMPAD_BEGIN + 7) | |
797 | #define VK_NUMPAD_RIGHT (VK_NUMPAD_BEGIN + 8) | |
798 | #define VK_NUMPAD_DOWN (VK_NUMPAD_BEGIN + 9) | |
799 | #define VK_NUMPAD_INSERT (VK_NUMPAD_BEGIN + 10) | |
800 | #define VK_NUMPAD_DELETE (VK_NUMPAD_BEGIN + 11) | |
801 | ||
802 | #ifndef VK_LWIN | |
803 | /* Older compiler environments don't have these defined. */ | |
804 | #define VK_LWIN 0x5B | |
805 | #define VK_RWIN 0x5C | |
806 | #define VK_APPS 0x5D | |
807 | #endif | |
bb355434 GV |
808 | |
809 | /* Support for treating Windows and Apps keys as modifiers. These | |
810 | constants must not overlap with any of the dwControlKeyState flags in | |
811 | KEY_EVENT_RECORD. */ | |
812 | #define LEFT_WIN_PRESSED 0x8000 | |
813 | #define RIGHT_WIN_PRESSED 0x4000 | |
814 | #define APPS_PRESSED 0x2000 | |
51dcffad JR |
815 | |
816 | XGCValues *XCreateGC (void *, Window, unsigned long, XGCValues *); | |
817 | struct frame * check_x_frame (Lisp_Object); | |
ad23de76 JR |
818 | EXFUN (Fx_display_color_p, 1); |
819 | EXFUN (Fx_display_grayscale_p, 1); | |
820 | int image_ascent P_ ((struct image *, struct face *)); |