Commit | Line | Data |
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de31b97a | 1 | /* Definitions and headers for communication on the Microsoft W32 API. |
5fa36066 | 2 | Copyright (C) 1995, 2001 Free Software Foundation, Inc. |
c3b8ccce GV |
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 | 24 | |
c3b8ccce | 25 | \f |
3fed86ff GV |
26 | #define BLACK_PIX_DEFAULT(f) PALETTERGB(0,0,0) |
27 | #define WHITE_PIX_DEFAULT(f) PALETTERGB(255,255,255) | |
c3b8ccce | 28 | |
25d9ec8c GV |
29 | #define FONT_WIDTH(f) \ |
30 | ((f)->bdf ? (f)->bdf->width : (f)->tm.tmAveCharWidth) | |
31 | #define FONT_HEIGHT(f) \ | |
32 | ((f)->bdf ? (f)->bdf->height : (f)->tm.tmHeight) | |
25d9ec8c GV |
33 | #define FONT_BASE(f) \ |
34 | ((f)->bdf ? (f)->bdf->ury : (f)->tm.tmAscent) | |
51dcffad | 35 | #define FONT_DESCENT(f) \ |
905dfb8e | 36 | ((f)->bdf ? -((f)->bdf->lly) : (f)->tm.tmDescent) |
25d9ec8c GV |
37 | #define FONT_MAX_WIDTH(f) \ |
38 | ((f)->bdf ? (f)->bdf->width : (f)->tm.tmMaxCharWidth) | |
c3b8ccce | 39 | |
ad23de76 | 40 | #define CP_DEFAULT 1004 |
67526daf | 41 | /* Special pseudo-codepages. */ |
6205b7ce JR |
42 | #define CP_8BIT -1 |
43 | #define CP_UNICODE -2 | |
b6097c15 | 44 | #define CP_UNKNOWN -3 |
ad23de76 | 45 | |
fbd6baed | 46 | #define CHECK_W32_FRAME(f, frame) \ |
c3b8ccce | 47 | if (NILP (frame)) \ |
51dcffad | 48 | f = SELECTED_FRAME (); \ |
c3b8ccce GV |
49 | else \ |
50 | { \ | |
51 | CHECK_LIVE_FRAME (frame, 0); \ | |
52 | f = XFRAME (frame); \ | |
53 | } \ | |
fbd6baed | 54 | if (! FRAME_W32_P (f)) |
c3b8ccce GV |
55 | |
56 | /* Indicates whether we are in the readsocket call and the message we | |
57 | are processing in the current loop */ | |
58 | ||
59 | extern MSG CurMsg; | |
60 | extern BOOL bUseDflt; | |
61 | ||
62 | extern struct frame *x_window_to_frame (); | |
63 | ||
c3b8ccce GV |
64 | /* Structure recording bitmaps and reference count. |
65 | If REFCOUNT is 0 then this record is free to be reused. */ | |
66 | ||
177c0ea7 | 67 | struct w32_bitmap_record |
c3b8ccce GV |
68 | { |
69 | Pixmap pixmap; | |
70 | char *file; | |
71 | HINSTANCE hinst; /* Used to load the file */ | |
72 | int refcount; | |
73 | /* Record some info about this pixmap. */ | |
74 | int height, width, depth; | |
75 | }; | |
aba66c88 GV |
76 | |
77 | /* Palette book-keeping stuff for mapping requested colors into the | |
78 | system palette. Keep a ref-counted list of requested colors and | |
79 | regenerate the app palette whenever the requested list changes. */ | |
80 | ||
fbd6baed | 81 | extern Lisp_Object Vw32_enable_palette; |
aba66c88 | 82 | |
fbd6baed GV |
83 | struct w32_palette_entry { |
84 | struct w32_palette_entry * next; | |
aba66c88 GV |
85 | PALETTEENTRY entry; |
86 | #if 0 | |
87 | unsigned refcount; | |
88 | #endif | |
89 | }; | |
90 | ||
fbd6baed | 91 | extern void w32_regenerate_palette(struct frame *f); |
aba66c88 | 92 | |
c3b8ccce | 93 | \f |
fbd6baed | 94 | /* For each display (currently only one on w32), we have a structure that |
c3b8ccce GV |
95 | records information about it. */ |
96 | ||
fbd6baed | 97 | struct w32_display_info |
c3b8ccce | 98 | { |
fbd6baed GV |
99 | /* Chain of all w32_display_info structures. */ |
100 | struct w32_display_info *next; | |
51dcffad | 101 | |
c3b8ccce GV |
102 | /* This is a cons cell of the form (NAME . FONT-LIST-CACHE). |
103 | The same cons cell also appears in x_display_name_list. */ | |
104 | Lisp_Object name_list_element; | |
51dcffad | 105 | |
c3b8ccce GV |
106 | /* Number of frames that are on this display. */ |
107 | int reference_count; | |
51dcffad JR |
108 | |
109 | /* Dots per inch of the screen. */ | |
110 | double resx, resy; | |
111 | ||
c3b8ccce GV |
112 | /* Number of planes on this screen. */ |
113 | int n_planes; | |
51dcffad | 114 | |
c3b8ccce GV |
115 | /* Number of bits per pixel on this screen. */ |
116 | int n_cbits; | |
51dcffad | 117 | |
c3b8ccce GV |
118 | /* Dimensions of this screen. */ |
119 | int height, width; | |
120 | int height_in,width_in; | |
51dcffad | 121 | |
c3b8ccce GV |
122 | /* Mask of things that cause the mouse to be grabbed. */ |
123 | int grabbed; | |
51dcffad JR |
124 | |
125 | /* Emacs bitmap-id of the default icon bitmap for this frame. | |
126 | Or -1 if none has been allocated yet. */ | |
127 | int icon_bitmap_id; | |
128 | ||
c3b8ccce GV |
129 | /* The root window of this screen. */ |
130 | Window root_window; | |
51dcffad | 131 | |
c3b8ccce GV |
132 | /* The cursor to use for vertical scroll bars. */ |
133 | Cursor vertical_scroll_bar_cursor; | |
134 | ||
71147653 | 135 | /* Resource data base */ |
abdb2fa0 | 136 | XrmDatabase xrdb; |
71147653 | 137 | |
bb355434 | 138 | /* color palette information. */ |
aba66c88 | 139 | int has_palette; |
fbd6baed | 140 | struct w32_palette_entry * color_list; |
aba66c88 GV |
141 | unsigned num_colors; |
142 | HPALETTE palette; | |
143 | ||
bb355434 | 144 | /* deferred action flags checked when starting frame update. */ |
aba66c88 GV |
145 | int regen_palette; |
146 | ||
bb355434 GV |
147 | /* Keystroke that has been faked by Emacs and will be ignored when |
148 | received; value is reset after key is received. */ | |
149 | int faked_key; | |
150 | ||
c3b8ccce GV |
151 | /* A table of all the fonts we have already loaded. */ |
152 | struct font_info *font_table; | |
153 | ||
d82f9149 | 154 | /* The current capacity of font_table. */ |
c3b8ccce GV |
155 | int font_table_size; |
156 | ||
51dcffad JR |
157 | /* Minimum width over all characters in all fonts in font_table. */ |
158 | int smallest_char_width; | |
159 | ||
160 | /* Minimum font height over all fonts in font_table. */ | |
161 | int smallest_font_height; | |
162 | ||
163 | /* Reusable Graphics Context for drawing a cursor in a non-default face. */ | |
164 | XGCValues *scratch_cursor_gc; | |
165 | ||
166 | /* These variables describe the range of text currently shown in its | |
167 | mouse-face, together with the window they apply to. As long as | |
168 | the mouse stays within this range, we need not redraw anything on | |
169 | its account. Rows and columns are glyph matrix positions in | |
170 | MOUSE_FACE_WINDOW. */ | |
c3b8ccce | 171 | int mouse_face_beg_row, mouse_face_beg_col; |
51dcffad | 172 | int mouse_face_beg_x, mouse_face_beg_y; |
c3b8ccce | 173 | int mouse_face_end_row, mouse_face_end_col; |
51dcffad | 174 | int mouse_face_end_x, mouse_face_end_y; |
c3b8ccce GV |
175 | int mouse_face_past_end; |
176 | Lisp_Object mouse_face_window; | |
177 | int mouse_face_face_id; | |
42bde733 | 178 | Lisp_Object mouse_face_overlay; |
c3b8ccce GV |
179 | |
180 | /* 1 if a mouse motion event came and we didn't handle it right away because | |
181 | gc was in progress. */ | |
182 | int mouse_face_deferred_gc; | |
183 | ||
184 | /* FRAME and X, Y position of mouse when last checked for | |
185 | highlighting. X and Y can be negative or out of range for the frame. */ | |
186 | struct frame *mouse_face_mouse_frame; | |
187 | int mouse_face_mouse_x, mouse_face_mouse_y; | |
188 | ||
189 | /* Nonzero means defer mouse-motion highlighting. */ | |
190 | int mouse_face_defer; | |
191 | ||
f16c05f2 KS |
192 | /* Nonzero means that the mouse highlight should not be shown. */ |
193 | int mouse_face_hidden; | |
194 | ||
51dcffad JR |
195 | int mouse_face_image_state; |
196 | ||
fbd6baed | 197 | char *w32_id_name; |
c3b8ccce | 198 | |
fbd6baed | 199 | /* The number of fonts actually stored in w32_font_table. |
51dcffad JR |
200 | font_table[n] is used and valid iff 0 <= n < n_fonts. 0 <= |
201 | n_fonts <= font_table_size. and font_table[i].name != 0. */ | |
c3b8ccce GV |
202 | int n_fonts; |
203 | ||
204 | /* Pointer to bitmap records. */ | |
fbd6baed | 205 | struct w32_bitmap_record *bitmaps; |
c3b8ccce GV |
206 | |
207 | /* Allocated size of bitmaps field. */ | |
208 | int bitmaps_size; | |
209 | ||
210 | /* Last used bitmap index. */ | |
211 | int bitmaps_last; | |
212 | ||
213 | /* The frame (if any) which has the window that has keyboard focus. | |
214 | Zero if none. This is examined by Ffocus_frame in w32fns.c. Note | |
215 | that a mere EnterNotify event can set this; if you need to know the | |
216 | last frame specified in a FocusIn or FocusOut event, use | |
fbd6baed GV |
217 | w32_focus_event_frame. */ |
218 | struct frame *w32_focus_frame; | |
c3b8ccce GV |
219 | |
220 | /* The last frame mentioned in a FocusIn or FocusOut event. This is | |
fbd6baed | 221 | separate from w32_focus_frame, because whether or not LeaveNotify |
c3b8ccce GV |
222 | events cause us to lose focus depends on whether or not we have |
223 | received a FocusIn event for it. */ | |
fbd6baed | 224 | struct frame *w32_focus_event_frame; |
c3b8ccce GV |
225 | |
226 | /* The frame which currently has the visual highlight, and should get | |
227 | keyboard input (other sorts of input have the frame encoded in the | |
228 | event). It points to the focus frame's selected window's | |
fbd6baed | 229 | frame. It differs from w32_focus_frame when we're using a global |
c3b8ccce | 230 | minibuffer. */ |
6b3acc48 | 231 | struct frame *x_highlight_frame; |
51dcffad JR |
232 | |
233 | /* Cache of images. */ | |
234 | struct image_cache *image_cache; | |
c3b8ccce GV |
235 | }; |
236 | ||
237 | /* This is a chain of structures for all the displays currently in use. */ | |
8911aff3 | 238 | extern struct w32_display_info *x_display_list; |
fbd6baed | 239 | extern struct w32_display_info one_w32_display_info; |
c3b8ccce GV |
240 | |
241 | /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE), | |
fbd6baed | 242 | one for each element of w32_display_list and in the same order. |
c3b8ccce GV |
243 | NAME is the name of the frame. |
244 | FONT-LIST-CACHE records previous values returned by x-list-fonts. */ | |
fbd6baed | 245 | extern Lisp_Object w32_display_name_list; |
c3b8ccce | 246 | |
d82f9149 GV |
247 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
248 | extern Lisp_Object Vx_pixel_size_width_font_regexp; | |
249 | ||
250 | /* A flag to control how to display unibyte 8-bit character. */ | |
251 | extern int unibyte_display_via_language_environment; | |
252 | ||
51dcffad | 253 | struct w32_display_info *x_display_info_for_name (); |
c3b8ccce | 254 | |
fbd6baed | 255 | extern struct w32_display_info *w32_term_init (); |
c3b8ccce | 256 | \f |
51dcffad | 257 | extern Lisp_Object w32_list_fonts P_ ((struct frame *, Lisp_Object, int, int)); |
d82f9149 | 258 | extern struct font_info *w32_get_font_info (), *w32_query_font (); |
eeddd5a0 | 259 | extern void w32_cache_char_metrics (XFontStruct *font); |
d82f9149 GV |
260 | extern void w32_find_ccl_program(); |
261 | \f | |
51dcffad JR |
262 | #define PIX_TYPE COLORREF |
263 | ||
fbd6baed GV |
264 | /* Each W32 frame object points to its own struct w32_display object |
265 | in the output_data.w32 field. The w32_display structure contains all | |
266 | the information that is specific to W32 windows. */ | |
c3b8ccce | 267 | |
51dcffad JR |
268 | /* Put some things in x_output for compatibility. |
269 | NTEMACS_TODO: Move all common things here to eliminate unneccesary | |
270 | diffs between X and w32 code. */ | |
271 | struct x_output | |
272 | { | |
273 | PIX_TYPE background_pixel; | |
274 | PIX_TYPE foreground_pixel; | |
275 | }; | |
276 | ||
277 | ||
fbd6baed | 278 | struct w32_output |
c3b8ccce | 279 | { |
51dcffad | 280 | /* Placeholder for things accessed through output_data.x. */ |
42bde733 | 281 | struct x_output x_compatible; |
51dcffad | 282 | |
8694f11b GV |
283 | /* Menubar "widget" handle. */ |
284 | HMENU menubar_widget; | |
285 | ||
aba66c88 GV |
286 | /* Original palette (used to deselect real palette after drawing) */ |
287 | HPALETTE old_palette; | |
288 | ||
fbd6baed | 289 | /* Position of the W32 window (x and y offsets in root window). */ |
c3b8ccce GV |
290 | int left_pos; |
291 | int top_pos; | |
292 | ||
fbd6baed | 293 | /* Border width of the W32 window as known by the window system. */ |
c3b8ccce GV |
294 | int border_width; |
295 | ||
fbd6baed | 296 | /* Size of the W32 window in pixels. */ |
c3b8ccce GV |
297 | int pixel_height, pixel_width; |
298 | ||
299 | /* Height of a line, in pixels. */ | |
300 | int line_height; | |
301 | ||
51dcffad JR |
302 | /* Here are the Graphics Contexts for the default font. */ |
303 | XGCValues *cursor_gc; /* cursor drawing */ | |
304 | ||
c3b8ccce GV |
305 | /* Width of the internal border. This is a line of background color |
306 | just inside the window's border. When the frame is selected, | |
307 | a highlighting is displayed inside the internal border. */ | |
308 | int internal_border_width; | |
309 | ||
310 | /* The window used for this frame. | |
311 | May be zero while the frame object is being created | |
312 | and the window has not yet been created. */ | |
313 | Window window_desc; | |
314 | ||
315 | /* The window that is the parent of this window. | |
316 | Usually this is a window that was made by the window manager, | |
317 | but it can be the root window, and it can be explicitly specified | |
318 | (see the explicit_parent field, below). */ | |
319 | Window parent_desc; | |
320 | ||
d82f9149 | 321 | /* Default ASCII font of this frame. */ |
c3b8ccce GV |
322 | XFontStruct *font; |
323 | ||
51dcffad JR |
324 | /* The baseline offset of the default ASCII font. */ |
325 | int baseline_offset; | |
d82f9149 GV |
326 | |
327 | /* If a fontset is specified for this frame instead of font, this | |
328 | value contains an ID of the fontset, else -1. */ | |
329 | int fontset; | |
330 | ||
c3b8ccce GV |
331 | /* Pixel values used for various purposes. |
332 | border_pixel may be -1 meaning use a gray tile. */ | |
51dcffad JR |
333 | COLORREF cursor_pixel; |
334 | COLORREF border_pixel; | |
335 | COLORREF mouse_pixel; | |
336 | COLORREF cursor_foreground_pixel; | |
337 | ||
338 | /* Foreground color for scroll bars. A value of -1 means use the | |
339 | default (black for non-toolkit scroll bars). */ | |
340 | COLORREF scroll_bar_foreground_pixel; | |
177c0ea7 | 341 | |
51dcffad JR |
342 | /* Background color for scroll bars. A value of -1 means use the |
343 | default (background color of the frame for non-toolkit scroll | |
344 | bars). */ | |
345 | COLORREF scroll_bar_background_pixel; | |
c3b8ccce GV |
346 | |
347 | /* Descriptor for the cursor in use for this window. */ | |
348 | Cursor text_cursor; | |
349 | Cursor nontext_cursor; | |
350 | Cursor modeline_cursor; | |
b8a93676 | 351 | Cursor hand_cursor; |
5fa36066 | 352 | Cursor hourglass_cursor; |
f03fad22 | 353 | Cursor horizontal_drag_cursor; |
51dcffad | 354 | |
5fa36066 GM |
355 | /* Window whose cursor is hourglass_cursor. This window is |
356 | temporarily mapped to display an hourglass cursor. */ | |
357 | Window hourglass_window; | |
177c0ea7 | 358 | |
5fa36066 GM |
359 | /* Non-zero means hourglass cursor is currently displayed. */ |
360 | unsigned hourglass_p : 1; | |
c3b8ccce GV |
361 | |
362 | /* Flag to set when the window needs to be completely repainted. */ | |
363 | int needs_exposure; | |
364 | ||
c3b8ccce GV |
365 | DWORD dwStyle; |
366 | ||
367 | /* The size of the extra width currently allotted for vertical | |
368 | scroll bars, in pixels. */ | |
369 | int vertical_scroll_bar_extra; | |
370 | ||
51dcffad JR |
371 | /* The extra width currently allotted for the areas in which |
372 | truncation marks, continuation marks, and overlay arrows are | |
373 | displayed. */ | |
099603ae KS |
374 | int left_fringe_width, right_fringe_width; |
375 | int fringe_cols, fringes_extra; | |
c3b8ccce GV |
376 | |
377 | /* This is the gravity value for the specified window position. */ | |
378 | int win_gravity; | |
379 | ||
380 | /* The geometry flags for this window. */ | |
381 | int size_hint_flags; | |
382 | ||
383 | /* This is the Emacs structure for the display this frame is on. */ | |
fbd6baed | 384 | /* struct w32_display_info *display_info; */ |
c3b8ccce GV |
385 | |
386 | /* Nonzero means our parent is another application's window | |
387 | and was explicitly specified. */ | |
388 | char explicit_parent; | |
389 | ||
390 | /* Nonzero means tried already to make this frame visible. */ | |
391 | char asked_for_visible; | |
8694f11b GV |
392 | |
393 | /* Nonzero means menubar is currently active. */ | |
394 | char menubar_active; | |
395 | ||
823b64b0 JR |
396 | /* Nonzero means a menu command is being processed. */ |
397 | char menu_command_in_progress; | |
398 | ||
8694f11b GV |
399 | /* Nonzero means menubar is about to become active, but should be |
400 | brought up to date first. */ | |
401 | volatile char pending_menu_activation; | |
51dcffad JR |
402 | |
403 | /* Relief GCs, colors etc. */ | |
404 | struct relief | |
405 | { | |
406 | XGCValues *gc; | |
407 | unsigned long pixel; | |
408 | int allocated_p; | |
409 | } | |
410 | black_relief, white_relief; | |
411 | ||
412 | /* The background for which the above relief GCs were set up. | |
413 | They are changed only when a different background is involved. */ | |
414 | unsigned long relief_background; | |
01f323c6 JR |
415 | |
416 | /* See enum below */ | |
417 | int want_fullscreen; | |
418 | ||
419 | /* This many pixels are the difference between the outer window (i.e. the | |
420 | left of the window manager decoration) and FRAME_W32_WINDOW. */ | |
421 | int x_pixels_diff; | |
422 | ||
423 | /* This many pixels are the difference between the outer window (i.e. the | |
424 | top of the window manager titlebar) and FRAME_W32_WINDOW. */ | |
425 | int y_pixels_diff; | |
c3b8ccce GV |
426 | }; |
427 | ||
2d764c78 EZ |
428 | extern struct w32_output w32term_display; |
429 | ||
8e025dd5 KS |
430 | /* Return the X output data for frame F. */ |
431 | #define FRAME_X_OUTPUT(f) ((f)->output_data.w32) | |
432 | ||
c3b8ccce | 433 | /* Return the window associated with the frame F. */ |
fbd6baed | 434 | #define FRAME_W32_WINDOW(f) ((f)->output_data.w32->window_desc) |
8e025dd5 | 435 | #define FRAME_X_WINDOW(f) ((f)->output_data.w32->window_desc) |
c3b8ccce | 436 | |
51dcffad JR |
437 | #define FRAME_FOREGROUND_PIXEL(f) ((f)->output_data.x->foreground_pixel) |
438 | #define FRAME_BACKGROUND_PIXEL(f) ((f)->output_data.x->background_pixel) | |
fbd6baed | 439 | #define FRAME_FONT(f) ((f)->output_data.w32->font) |
d82f9149 | 440 | #define FRAME_FONTSET(f) ((f)->output_data.w32->fontset) |
fbd6baed | 441 | #define FRAME_INTERNAL_BORDER_WIDTH(f) ((f)->output_data.w32->internal_border_width) |
51dcffad JR |
442 | #define FRAME_LINE_HEIGHT(f) ((f)->output_data.w32->line_height) |
443 | /* Width of the default font of frame F. Must be defined by each | |
444 | terminal specific header. */ | |
445 | #define FRAME_DEFAULT_FONT_WIDTH(F) FONT_WIDTH (FRAME_FONT (F)) | |
446 | #define FRAME_BASELINE_OFFSET(f) ((f)->output_data.w32->baseline_offset) | |
c3b8ccce | 447 | |
fbd6baed GV |
448 | /* This gives the w32_display_info structure for the display F is on. */ |
449 | #define FRAME_W32_DISPLAY_INFO(f) (&one_w32_display_info) | |
51dcffad | 450 | #define FRAME_X_DISPLAY_INFO(f) (&one_w32_display_info) |
c3b8ccce | 451 | |
8e025dd5 KS |
452 | /* This is the `Display *' which frame F is on. */ |
453 | #define FRAME_X_DISPLAY(f) (0) | |
454 | ||
d82f9149 GV |
455 | /* This is the 'font_info *' which frame F has. */ |
456 | #define FRAME_W32_FONT_TABLE(f) (FRAME_W32_DISPLAY_INFO (f)->font_table) | |
457 | ||
c3b8ccce | 458 | /* These two really ought to be called FRAME_PIXEL_{WIDTH,HEIGHT}. */ |
fbd6baed GV |
459 | #define PIXEL_WIDTH(f) ((f)->output_data.w32->pixel_width) |
460 | #define PIXEL_HEIGHT(f) ((f)->output_data.w32->pixel_height) | |
c3b8ccce | 461 | |
51dcffad JR |
462 | /* Value is the smallest width of any character in any font on frame F. */ |
463 | ||
464 | #define FRAME_SMALLEST_CHAR_WIDTH(F) \ | |
465 | FRAME_W32_DISPLAY_INFO(F)->smallest_char_width | |
466 | ||
467 | /* Value is the smallest height of any font on frame F. */ | |
468 | ||
469 | #define FRAME_SMALLEST_FONT_HEIGHT(F) \ | |
470 | FRAME_W32_DISPLAY_INFO(F)->smallest_font_height | |
471 | ||
472 | /* Return a pointer to the image cache of frame F. */ | |
473 | ||
474 | #define FRAME_X_IMAGE_CACHE(F) FRAME_W32_DISPLAY_INFO ((F))->image_cache | |
475 | ||
476 | \f | |
f76e1b5f | 477 | /* Total width of fringes reserved for drawing truncation bitmaps, |
51dcffad JR |
478 | continuation bitmaps and alike. The width is in canonical char |
479 | units of the frame. This must currently be the case because window | |
480 | sizes aren't pixel values. If it weren't the case, we wouldn't be | |
481 | able to split windows horizontally nicely. */ | |
482 | ||
099603ae | 483 | #define FRAME_X_FRINGE_COLS(F) ((F)->output_data.w32->fringe_cols) |
51dcffad | 484 | |
f76e1b5f | 485 | /* Total width of fringes in pixels. */ |
51dcffad | 486 | |
099603ae | 487 | #define FRAME_X_FRINGE_WIDTH(F) ((F)->output_data.w32->fringes_extra) |
51dcffad | 488 | |
099603ae | 489 | /* Pixel-width of the left and right fringe. */ |
51dcffad | 490 | |
099603ae KS |
491 | #define FRAME_X_LEFT_FRINGE_WIDTH(F) ((F)->output_data.w32->left_fringe_width) |
492 | #define FRAME_X_RIGHT_FRINGE_WIDTH(F) ((F)->output_data.w32->right_fringe_width) | |
51dcffad JR |
493 | |
494 | ||
c3b8ccce | 495 | \f |
fbd6baed | 496 | /* W32-specific scroll bar stuff. */ |
c3b8ccce GV |
497 | |
498 | /* We represent scroll bars as lisp vectors. This allows us to place | |
499 | references to them in windows without worrying about whether we'll | |
500 | end up with windows referring to dead scroll bars; the garbage | |
501 | collector will free it when its time comes. | |
502 | ||
503 | We use struct scroll_bar as a template for accessing fields of the | |
504 | vector. */ | |
505 | ||
506 | struct scroll_bar { | |
507 | ||
508 | /* These fields are shared by all vectors. */ | |
509 | EMACS_INT size_from_Lisp_Vector_struct; | |
510 | struct Lisp_Vector *next_from_Lisp_Vector_struct; | |
511 | ||
512 | /* The window we're a scroll bar for. */ | |
513 | Lisp_Object window; | |
514 | ||
515 | /* The next and previous in the chain of scroll bars in this frame. */ | |
516 | Lisp_Object next, prev; | |
517 | ||
518 | /* The window representing this scroll bar. Since this is a full | |
519 | 32-bit quantity, we store it split into two 32-bit values. */ | |
fbd6baed | 520 | Lisp_Object w32_window_low, w32_window_high; |
c3b8ccce | 521 | |
51dcffad JR |
522 | /* Same as above for the widget. */ |
523 | Lisp_Object w32_widget_low, w32_widget_high; | |
524 | ||
c3b8ccce GV |
525 | /* The position and size of the scroll bar in pixels, relative to the |
526 | frame. */ | |
527 | Lisp_Object top, left, width, height; | |
528 | ||
529 | /* The starting and ending positions of the handle, relative to the | |
530 | handle area (i.e. zero is the top position, not | |
531 | SCROLL_BAR_TOP_BORDER). If they're equal, that means the handle | |
532 | hasn't been drawn yet. | |
533 | ||
534 | These are not actually the locations where the beginning and end | |
535 | are drawn; in order to keep handles from becoming invisible when | |
536 | editing large files, we establish a minimum height by always | |
537 | drawing handle bottoms VERTICAL_SCROLL_BAR_MIN_HANDLE pixels below | |
538 | where they would be normally; the bottom and top are in a | |
539 | different co-ordinate system. */ | |
540 | Lisp_Object start, end; | |
541 | ||
542 | /* If the scroll bar handle is currently being dragged by the user, | |
543 | this is the number of pixels from the top of the handle to the | |
544 | place where the user grabbed it. If the handle isn't currently | |
545 | being dragged, this is Qnil. */ | |
546 | Lisp_Object dragging; | |
547 | }; | |
548 | ||
549 | /* The number of elements a vector holding a struct scroll_bar needs. */ | |
550 | #define SCROLL_BAR_VEC_SIZE \ | |
551 | ((sizeof (struct scroll_bar) \ | |
552 | - sizeof (EMACS_INT) - sizeof (struct Lisp_Vector *)) \ | |
553 | / sizeof (Lisp_Object)) | |
554 | ||
555 | /* Turning a lisp vector value into a pointer to a struct scroll_bar. */ | |
556 | #define XSCROLL_BAR(vec) ((struct scroll_bar *) XVECTOR (vec)) | |
557 | ||
558 | ||
559 | /* Building a 32-bit C integer from two 16-bit lisp integers. */ | |
560 | #define SCROLL_BAR_PACK(low, high) (XINT (high) << 16 | XINT (low)) | |
561 | ||
562 | /* Setting two lisp integers to the low and high words of a 32-bit C int. */ | |
563 | #define SCROLL_BAR_UNPACK(low, high, int32) \ | |
564 | (XSETINT ((low), (int32) & 0xffff), \ | |
565 | XSETINT ((high), ((int32) >> 16) & 0xffff)) | |
566 | ||
567 | ||
568 | /* Extract the window id of the scroll bar from a struct scroll_bar. */ | |
fbd6baed GV |
569 | #define SCROLL_BAR_W32_WINDOW(ptr) \ |
570 | ((Window) SCROLL_BAR_PACK ((ptr)->w32_window_low, (ptr)->w32_window_high)) | |
c3b8ccce GV |
571 | |
572 | /* Store a window id in a struct scroll_bar. */ | |
fbd6baed GV |
573 | #define SET_SCROLL_BAR_W32_WINDOW(ptr, id) \ |
574 | (SCROLL_BAR_UNPACK ((ptr)->w32_window_low, (ptr)->w32_window_high, (int) id)) | |
c3b8ccce | 575 | |
51dcffad JR |
576 | /* Extract the X widget of the scroll bar from a struct scroll_bar. */ |
577 | #define SCROLL_BAR_X_WIDGET(ptr) \ | |
578 | ((Widget) SCROLL_BAR_PACK ((ptr)->x_widget_low, (ptr)->x_widget_high)) | |
c3b8ccce | 579 | |
51dcffad JR |
580 | /* Store a widget id in a struct scroll_bar. */ |
581 | #define SET_SCROLL_BAR_X_WIDGET(ptr, w) \ | |
582 | (SCROLL_BAR_UNPACK ((ptr)->x_widget_low, (ptr)->x_widget_high, (int) w)) | |
c3b8ccce GV |
583 | |
584 | /* Return the inside width of a vertical scroll bar, given the outside | |
585 | width. */ | |
51dcffad JR |
586 | #define VERTICAL_SCROLL_BAR_INSIDE_WIDTH(f,width) \ |
587 | ((width) \ | |
588 | - VERTICAL_SCROLL_BAR_LEFT_BORDER \ | |
589 | - VERTICAL_SCROLL_BAR_RIGHT_BORDER \ | |
590 | - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2) | |
c3b8ccce GV |
591 | |
592 | /* Return the length of the rectangle within which the top of the | |
593 | handle must stay. This isn't equivalent to the inside height, | |
177c0ea7 | 594 | because the scroll bar handle has a minimum height. |
c3b8ccce GV |
595 | |
596 | This is the real range of motion for the scroll bar, so when we're | |
597 | scaling buffer positions to scroll bar positions, we use this, not | |
598 | VERTICAL_SCROLL_BAR_INSIDE_HEIGHT. */ | |
51dcffad JR |
599 | #define VERTICAL_SCROLL_BAR_TOP_RANGE(f,height) \ |
600 | (VERTICAL_SCROLL_BAR_INSIDE_HEIGHT (f, height) - VERTICAL_SCROLL_BAR_MIN_HANDLE) | |
c3b8ccce GV |
601 | |
602 | /* Return the inside height of vertical scroll bar, given the outside | |
603 | height. See VERTICAL_SCROLL_BAR_TOP_RANGE too. */ | |
51dcffad | 604 | #define VERTICAL_SCROLL_BAR_INSIDE_HEIGHT(f,height) \ |
c3b8ccce GV |
605 | ((height) - VERTICAL_SCROLL_BAR_TOP_BORDER - VERTICAL_SCROLL_BAR_BOTTOM_BORDER) |
606 | ||
607 | ||
608 | /* Border widths for scroll bars. | |
609 | ||
610 | Scroll bar windows don't have any borders; their border width is | |
611 | set to zero, and we redraw borders ourselves. This makes the code | |
612 | a bit cleaner, since we don't have to convert between outside width | |
613 | (used when relating to the rest of the screen) and inside width | |
614 | (used when sizing and drawing the scroll bar window itself). | |
615 | ||
616 | The handle moves up and down/back and forth in a rectangle inset | |
617 | from the edges of the scroll bar. These are widths by which we | |
618 | inset the handle boundaries from the scroll bar edges. */ | |
619 | #define VERTICAL_SCROLL_BAR_LEFT_BORDER (0) | |
620 | #define VERTICAL_SCROLL_BAR_RIGHT_BORDER (0) | |
8694f11b GV |
621 | #define VERTICAL_SCROLL_BAR_TOP_BORDER (vertical_scroll_bar_top_border) |
622 | #define VERTICAL_SCROLL_BAR_BOTTOM_BORDER (vertical_scroll_bar_bottom_border) | |
c3b8ccce GV |
623 | |
624 | /* Minimum lengths for scroll bar handles, in pixels. */ | |
8694f11b GV |
625 | #define VERTICAL_SCROLL_BAR_MIN_HANDLE (vertical_scroll_bar_min_handle) |
626 | ||
51dcffad JR |
627 | /* Trimming off a few pixels from each side prevents |
628 | text from glomming up against the scroll bar */ | |
629 | #define VERTICAL_SCROLL_BAR_WIDTH_TRIM (0) | |
c3b8ccce GV |
630 | |
631 | \f | |
632 | /* Manipulating pixel sizes and character sizes. | |
633 | Knowledge of which factors affect the overall size of the window should | |
634 | be hidden in these macros, if that's possible. | |
635 | ||
636 | Return the upper/left pixel position of the character cell on frame F | |
637 | at ROW/COL. */ | |
638 | #define CHAR_TO_PIXEL_ROW(f, row) \ | |
fbd6baed GV |
639 | ((f)->output_data.w32->internal_border_width \ |
640 | + (row) * (f)->output_data.w32->line_height) | |
c3b8ccce | 641 | #define CHAR_TO_PIXEL_COL(f, col) \ |
fbd6baed GV |
642 | ((f)->output_data.w32->internal_border_width \ |
643 | + (col) * FONT_WIDTH ((f)->output_data.w32->font)) | |
c3b8ccce GV |
644 | |
645 | /* Return the pixel width/height of frame F if it has | |
646 | WIDTH columns/HEIGHT rows. */ | |
647 | #define CHAR_TO_PIXEL_WIDTH(f, width) \ | |
648 | (CHAR_TO_PIXEL_COL (f, width) \ | |
fbd6baed | 649 | + (f)->output_data.w32->vertical_scroll_bar_extra \ |
f76e1b5f | 650 | + (f)->output_data.w32->fringes_extra \ |
fbd6baed | 651 | + (f)->output_data.w32->internal_border_width) |
c3b8ccce GV |
652 | #define CHAR_TO_PIXEL_HEIGHT(f, height) \ |
653 | (CHAR_TO_PIXEL_ROW (f, height) \ | |
fbd6baed | 654 | + (f)->output_data.w32->internal_border_width) |
c3b8ccce GV |
655 | |
656 | ||
177c0ea7 | 657 | /* Return the row/column (zero-based) of the character cell containing |
c3b8ccce GV |
658 | the pixel on FRAME at ROW/COL. */ |
659 | #define PIXEL_TO_CHAR_ROW(f, row) \ | |
fbd6baed GV |
660 | (((row) - (f)->output_data.w32->internal_border_width) \ |
661 | / (f)->output_data.w32->line_height) | |
c3b8ccce | 662 | #define PIXEL_TO_CHAR_COL(f, col) \ |
fbd6baed GV |
663 | (((col) - (f)->output_data.w32->internal_border_width) \ |
664 | / FONT_WIDTH ((f)->output_data.w32->font)) | |
c3b8ccce GV |
665 | |
666 | /* How many columns/rows of text can we fit in WIDTH/HEIGHT pixels on | |
667 | frame F? */ | |
668 | #define PIXEL_TO_CHAR_WIDTH(f, width) \ | |
669 | (PIXEL_TO_CHAR_COL (f, ((width) \ | |
fbd6baed | 670 | - (f)->output_data.w32->internal_border_width \ |
f76e1b5f | 671 | - (f)->output_data.w32->fringes_extra \ |
fbd6baed | 672 | - (f)->output_data.w32->vertical_scroll_bar_extra))) |
c3b8ccce GV |
673 | #define PIXEL_TO_CHAR_HEIGHT(f, height) \ |
674 | (PIXEL_TO_CHAR_ROW (f, ((height) \ | |
fbd6baed | 675 | - (f)->output_data.w32->internal_border_width))) |
c3b8ccce | 676 | |
51dcffad | 677 | \f |
fbd6baed GV |
678 | extern void w32_fill_rect (); |
679 | extern void w32_clear_window (); | |
c3b8ccce | 680 | |
fbd6baed | 681 | #define w32_fill_area(f,hdc,pix,x,y,nx,ny) \ |
c3b8ccce GV |
682 | { \ |
683 | RECT rect; \ | |
684 | rect.left = x; \ | |
685 | rect.top = y; \ | |
686 | rect.right = x + nx; \ | |
687 | rect.bottom = y + ny; \ | |
fbd6baed | 688 | w32_fill_rect (f,hdc,pix,&rect); \ |
c3b8ccce GV |
689 | } |
690 | ||
fbd6baed | 691 | #define w32_clear_rect(f,hdc,lprect) \ |
51dcffad | 692 | w32_fill_rect (f,hdc,f->output_data.x->background_pixel,lprect) |
c3b8ccce | 693 | |
51dcffad JR |
694 | #define w32_clear_area(f,hdc,px,py,nx,ny) \ |
695 | w32_fill_area (f,hdc,f->output_data.x->background_pixel,px,py,nx,ny) | |
c3b8ccce | 696 | |
d82f9149 | 697 | extern struct font_info *w32_load_font (); |
fbd6baed | 698 | extern void w32_unload_font (); |
c3b8ccce | 699 | |
8694f11b GV |
700 | /* Define for earlier versions of Visual C */ |
701 | #ifndef WM_MOUSEWHEEL | |
f11f6cce | 702 | #define WM_MOUSEWHEEL (WM_MOUSELAST + 1) |
8694f11b | 703 | #endif /* WM_MOUSEWHEEL */ |
f11f6cce GV |
704 | #ifndef MSH_MOUSEWHEEL |
705 | #define MSH_MOUSEWHEEL "MSWHEEL_ROLLMSG" | |
706 | #endif /* MSH_MOUSEWHEEL */ | |
76e4fd8c JR |
707 | #ifndef WM_XBUTTONDOWN |
708 | #define WM_XBUTTONDOWN (WM_MOUSEWHEEL + 1) | |
709 | #define WM_XBUTTONUP (WM_MOUSEWHEEL + 2) | |
710 | #endif /* WM_XBUTTONDOWN */ | |
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 | 727 | #define WM_EMACS_TOGGLE_LOCK_KEY (WM_EMACS_START + 14) |
64ade657 JR |
728 | #define WM_EMACS_TRACK_CARET (WM_EMACS_START + 15) |
729 | #define WM_EMACS_DESTROY_CARET (WM_EMACS_START + 16) | |
ab8b2d20 JR |
730 | #define WM_EMACS_SHOW_CARET (WM_EMACS_START + 17) |
731 | #define WM_EMACS_HIDE_CARET (WM_EMACS_START + 18) | |
f3358105 JR |
732 | #define WM_EMACS_SETCURSOR (WM_EMACS_START + 19) |
733 | #define WM_EMACS_END (WM_EMACS_START + 20) | |
c3b8ccce | 734 | |
177c0ea7 JB |
735 | #define WND_FONTWIDTH_INDEX (0) |
736 | #define WND_LINEHEIGHT_INDEX (4) | |
737 | #define WND_BORDER_INDEX (8) | |
738 | #define WND_SCROLLBAR_INDEX (12) | |
739 | #define WND_BACKGROUND_INDEX (16) | |
8694f11b | 740 | #define WND_LAST_INDEX (20) |
c3b8ccce | 741 | |
c3b8ccce GV |
742 | #define WND_EXTRA_BYTES (WND_LAST_INDEX) |
743 | ||
de31b97a GV |
744 | extern DWORD dwWindowsThreadId; |
745 | extern HANDLE hWindowsThread; | |
c3b8ccce GV |
746 | extern DWORD dwMainThreadId; |
747 | extern HANDLE hMainThread; | |
748 | ||
fbd6baed | 749 | typedef struct W32Msg { |
c3b8ccce GV |
750 | MSG msg; |
751 | DWORD dwModifiers; | |
752 | RECT rect; | |
fbd6baed | 753 | } W32Msg; |
c3b8ccce | 754 | |
8694f11b GV |
755 | /* Structure for recording message when input thread must return a |
756 | result that depends on lisp thread to compute. Lisp thread can | |
757 | complete deferred messages out of order. */ | |
758 | typedef struct deferred_msg | |
759 | { | |
760 | struct deferred_msg * next; | |
761 | W32Msg w32msg; | |
762 | LRESULT result; | |
763 | int completed; | |
764 | } deferred_msg; | |
765 | ||
aba66c88 GV |
766 | extern CRITICAL_SECTION critsect; |
767 | ||
c3b8ccce | 768 | extern void init_crit (); |
c3b8ccce GV |
769 | extern void delete_crit (); |
770 | ||
b44c3d59 RS |
771 | extern void signal_quit (); |
772 | ||
aba66c88 GV |
773 | #define enter_crit() EnterCriticalSection (&critsect) |
774 | #define leave_crit() LeaveCriticalSection (&critsect) | |
775 | ||
776 | extern void select_palette (struct frame * f, HDC hdc); | |
777 | extern void deselect_palette (struct frame * f, HDC hdc); | |
778 | extern HDC get_frame_dc (struct frame * f); | |
779 | extern int release_frame_dc (struct frame * f, HDC hDC); | |
780 | ||
b37ac782 AI |
781 | extern void drain_message_queue (); |
782 | ||
c3b8ccce GV |
783 | extern BOOL get_next_msg (); |
784 | extern BOOL post_msg (); | |
8694f11b | 785 | extern void complete_deferred_msg (HWND hwnd, UINT msg, LRESULT result); |
c3b8ccce GV |
786 | extern void wait_for_sync (); |
787 | ||
788 | extern BOOL parse_button (); | |
c684f475 | 789 | |
fbd6baed | 790 | /* Keypad command key support. W32 doesn't have virtual keys defined |
c684f475 GV |
791 | for the function keys on the keypad (they are mapped to the standard |
792 | fuction keys), so we define our own. */ | |
793 | #define VK_NUMPAD_BEGIN 0x92 | |
794 | #define VK_NUMPAD_CLEAR (VK_NUMPAD_BEGIN + 0) | |
795 | #define VK_NUMPAD_ENTER (VK_NUMPAD_BEGIN + 1) | |
796 | #define VK_NUMPAD_PRIOR (VK_NUMPAD_BEGIN + 2) | |
797 | #define VK_NUMPAD_NEXT (VK_NUMPAD_BEGIN + 3) | |
798 | #define VK_NUMPAD_END (VK_NUMPAD_BEGIN + 4) | |
799 | #define VK_NUMPAD_HOME (VK_NUMPAD_BEGIN + 5) | |
800 | #define VK_NUMPAD_LEFT (VK_NUMPAD_BEGIN + 6) | |
801 | #define VK_NUMPAD_UP (VK_NUMPAD_BEGIN + 7) | |
802 | #define VK_NUMPAD_RIGHT (VK_NUMPAD_BEGIN + 8) | |
803 | #define VK_NUMPAD_DOWN (VK_NUMPAD_BEGIN + 9) | |
804 | #define VK_NUMPAD_INSERT (VK_NUMPAD_BEGIN + 10) | |
805 | #define VK_NUMPAD_DELETE (VK_NUMPAD_BEGIN + 11) | |
806 | ||
807 | #ifndef VK_LWIN | |
808 | /* Older compiler environments don't have these defined. */ | |
809 | #define VK_LWIN 0x5B | |
810 | #define VK_RWIN 0x5C | |
811 | #define VK_APPS 0x5D | |
812 | #endif | |
bb355434 GV |
813 | |
814 | /* Support for treating Windows and Apps keys as modifiers. These | |
815 | constants must not overlap with any of the dwControlKeyState flags in | |
816 | KEY_EVENT_RECORD. */ | |
817 | #define LEFT_WIN_PRESSED 0x8000 | |
818 | #define RIGHT_WIN_PRESSED 0x4000 | |
819 | #define APPS_PRESSED 0x2000 | |
51dcffad | 820 | |
a81bf19b JR |
821 | /* When compiling on Windows 9x/ME and NT 3.x, the following are not defined |
822 | (even though they are supported on 98 and ME. */ | |
823 | #ifndef WM_MOUSELEAVE | |
824 | #define WM_MOUSELEAVE 0x02A3 | |
825 | #define TME_LEAVE 0x00000002; | |
826 | ||
177c0ea7 | 827 | typedef struct tagTRACKMOUSEEVENT |
a81bf19b JR |
828 | { |
829 | DWORD cbSize; | |
830 | DWORD dwFlags; | |
831 | HWND hwndTrack; | |
832 | DWORD dwHoverTime; | |
833 | } TRACKMOUSEEVENT; | |
834 | #endif | |
835 | ||
9f21c5a2 EZ |
836 | struct image; |
837 | struct face; | |
838 | ||
51dcffad JR |
839 | XGCValues *XCreateGC (void *, Window, unsigned long, XGCValues *); |
840 | struct frame * check_x_frame (Lisp_Object); | |
ad23de76 JR |
841 | EXFUN (Fx_display_color_p, 1); |
842 | EXFUN (Fx_display_grayscale_p, 1); | |
843 | int image_ascent P_ ((struct image *, struct face *)); | |
8e025dd5 KS |
844 | |
845 | #define FONT_TYPE_FOR_UNIBYTE(font, ch) \ | |
846 | ((font)->bdf ? BDF_1D_FONT : ANSI_FONT) | |
847 | ||
848 | #define FONT_TYPE_FOR_MULTIBYTE(font, ch) \ | |
849 | (!(font)->bdf \ | |
850 | ? UNICODE_FONT \ | |
851 | : ((CHARSET_DIMENSION (CHAR_CHARSET ((ch))) == 1) \ | |
852 | ? BDF_1D_FONT : BDF_2D_FONT)) |