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 | 260 | extern void w32_find_ccl_program(); |
b7a6fc07 JR |
261 | extern Lisp_Object x_get_font_repertory P_ ((struct frame *, |
262 | struct font_info *)); | |
d82f9149 | 263 | \f |
51dcffad JR |
264 | #define PIX_TYPE COLORREF |
265 | ||
fbd6baed GV |
266 | /* Each W32 frame object points to its own struct w32_display object |
267 | in the output_data.w32 field. The w32_display structure contains all | |
268 | the information that is specific to W32 windows. */ | |
c3b8ccce | 269 | |
51dcffad JR |
270 | /* Put some things in x_output for compatibility. |
271 | NTEMACS_TODO: Move all common things here to eliminate unneccesary | |
272 | diffs between X and w32 code. */ | |
273 | struct x_output | |
274 | { | |
275 | PIX_TYPE background_pixel; | |
276 | PIX_TYPE foreground_pixel; | |
277 | }; | |
278 | ||
279 | ||
fbd6baed | 280 | struct w32_output |
c3b8ccce | 281 | { |
51dcffad | 282 | /* Placeholder for things accessed through output_data.x. */ |
42bde733 | 283 | struct x_output x_compatible; |
51dcffad | 284 | |
8694f11b GV |
285 | /* Menubar "widget" handle. */ |
286 | HMENU menubar_widget; | |
287 | ||
aba66c88 GV |
288 | /* Original palette (used to deselect real palette after drawing) */ |
289 | HPALETTE old_palette; | |
290 | ||
51dcffad JR |
291 | /* Here are the Graphics Contexts for the default font. */ |
292 | XGCValues *cursor_gc; /* cursor drawing */ | |
293 | ||
c3b8ccce GV |
294 | /* The window used for this frame. |
295 | May be zero while the frame object is being created | |
296 | and the window has not yet been created. */ | |
297 | Window window_desc; | |
298 | ||
299 | /* The window that is the parent of this window. | |
300 | Usually this is a window that was made by the window manager, | |
301 | but it can be the root window, and it can be explicitly specified | |
302 | (see the explicit_parent field, below). */ | |
303 | Window parent_desc; | |
304 | ||
d82f9149 | 305 | /* Default ASCII font of this frame. */ |
c3b8ccce GV |
306 | XFontStruct *font; |
307 | ||
51dcffad JR |
308 | /* The baseline offset of the default ASCII font. */ |
309 | int baseline_offset; | |
d82f9149 GV |
310 | |
311 | /* If a fontset is specified for this frame instead of font, this | |
312 | value contains an ID of the fontset, else -1. */ | |
313 | int fontset; | |
314 | ||
c3b8ccce GV |
315 | /* Pixel values used for various purposes. |
316 | border_pixel may be -1 meaning use a gray tile. */ | |
51dcffad JR |
317 | COLORREF cursor_pixel; |
318 | COLORREF border_pixel; | |
319 | COLORREF mouse_pixel; | |
320 | COLORREF cursor_foreground_pixel; | |
321 | ||
322 | /* Foreground color for scroll bars. A value of -1 means use the | |
323 | default (black for non-toolkit scroll bars). */ | |
324 | COLORREF scroll_bar_foreground_pixel; | |
177c0ea7 | 325 | |
51dcffad JR |
326 | /* Background color for scroll bars. A value of -1 means use the |
327 | default (background color of the frame for non-toolkit scroll | |
328 | bars). */ | |
329 | COLORREF scroll_bar_background_pixel; | |
c3b8ccce GV |
330 | |
331 | /* Descriptor for the cursor in use for this window. */ | |
332 | Cursor text_cursor; | |
333 | Cursor nontext_cursor; | |
334 | Cursor modeline_cursor; | |
b8a93676 | 335 | Cursor hand_cursor; |
5fa36066 | 336 | Cursor hourglass_cursor; |
f03fad22 | 337 | Cursor horizontal_drag_cursor; |
51dcffad | 338 | |
5fa36066 GM |
339 | /* Window whose cursor is hourglass_cursor. This window is |
340 | temporarily mapped to display an hourglass cursor. */ | |
341 | Window hourglass_window; | |
177c0ea7 | 342 | |
5fa36066 GM |
343 | /* Non-zero means hourglass cursor is currently displayed. */ |
344 | unsigned hourglass_p : 1; | |
c3b8ccce GV |
345 | |
346 | /* Flag to set when the window needs to be completely repainted. */ | |
347 | int needs_exposure; | |
348 | ||
c3b8ccce GV |
349 | DWORD dwStyle; |
350 | ||
c3b8ccce | 351 | /* This is the Emacs structure for the display this frame is on. */ |
fbd6baed | 352 | /* struct w32_display_info *display_info; */ |
c3b8ccce GV |
353 | |
354 | /* Nonzero means our parent is another application's window | |
355 | and was explicitly specified. */ | |
356 | char explicit_parent; | |
357 | ||
358 | /* Nonzero means tried already to make this frame visible. */ | |
359 | char asked_for_visible; | |
8694f11b GV |
360 | |
361 | /* Nonzero means menubar is currently active. */ | |
362 | char menubar_active; | |
363 | ||
823b64b0 JR |
364 | /* Nonzero means a menu command is being processed. */ |
365 | char menu_command_in_progress; | |
366 | ||
8694f11b GV |
367 | /* Nonzero means menubar is about to become active, but should be |
368 | brought up to date first. */ | |
369 | volatile char pending_menu_activation; | |
51dcffad JR |
370 | |
371 | /* Relief GCs, colors etc. */ | |
372 | struct relief | |
373 | { | |
374 | XGCValues *gc; | |
375 | unsigned long pixel; | |
376 | int allocated_p; | |
377 | } | |
378 | black_relief, white_relief; | |
379 | ||
380 | /* The background for which the above relief GCs were set up. | |
381 | They are changed only when a different background is involved. */ | |
382 | unsigned long relief_background; | |
c3b8ccce GV |
383 | }; |
384 | ||
2d764c78 EZ |
385 | extern struct w32_output w32term_display; |
386 | ||
8e025dd5 KS |
387 | /* Return the X output data for frame F. */ |
388 | #define FRAME_X_OUTPUT(f) ((f)->output_data.w32) | |
389 | ||
c3b8ccce | 390 | /* Return the window associated with the frame F. */ |
fbd6baed | 391 | #define FRAME_W32_WINDOW(f) ((f)->output_data.w32->window_desc) |
8e025dd5 | 392 | #define FRAME_X_WINDOW(f) ((f)->output_data.w32->window_desc) |
c3b8ccce | 393 | |
51dcffad JR |
394 | #define FRAME_FOREGROUND_PIXEL(f) ((f)->output_data.x->foreground_pixel) |
395 | #define FRAME_BACKGROUND_PIXEL(f) ((f)->output_data.x->background_pixel) | |
fbd6baed | 396 | #define FRAME_FONT(f) ((f)->output_data.w32->font) |
d82f9149 | 397 | #define FRAME_FONTSET(f) ((f)->output_data.w32->fontset) |
51dcffad | 398 | #define FRAME_BASELINE_OFFSET(f) ((f)->output_data.w32->baseline_offset) |
c3b8ccce | 399 | |
fbd6baed GV |
400 | /* This gives the w32_display_info structure for the display F is on. */ |
401 | #define FRAME_W32_DISPLAY_INFO(f) (&one_w32_display_info) | |
51dcffad | 402 | #define FRAME_X_DISPLAY_INFO(f) (&one_w32_display_info) |
c3b8ccce | 403 | |
8e025dd5 KS |
404 | /* This is the `Display *' which frame F is on. */ |
405 | #define FRAME_X_DISPLAY(f) (0) | |
406 | ||
d82f9149 GV |
407 | /* This is the 'font_info *' which frame F has. */ |
408 | #define FRAME_W32_FONT_TABLE(f) (FRAME_W32_DISPLAY_INFO (f)->font_table) | |
409 | ||
51dcffad JR |
410 | /* Value is the smallest width of any character in any font on frame F. */ |
411 | ||
412 | #define FRAME_SMALLEST_CHAR_WIDTH(F) \ | |
413 | FRAME_W32_DISPLAY_INFO(F)->smallest_char_width | |
414 | ||
415 | /* Value is the smallest height of any font on frame F. */ | |
416 | ||
417 | #define FRAME_SMALLEST_FONT_HEIGHT(F) \ | |
418 | FRAME_W32_DISPLAY_INFO(F)->smallest_font_height | |
419 | ||
420 | /* Return a pointer to the image cache of frame F. */ | |
421 | ||
422 | #define FRAME_X_IMAGE_CACHE(F) FRAME_W32_DISPLAY_INFO ((F))->image_cache | |
423 | ||
424 | \f | |
fbd6baed | 425 | /* W32-specific scroll bar stuff. */ |
c3b8ccce GV |
426 | |
427 | /* We represent scroll bars as lisp vectors. This allows us to place | |
428 | references to them in windows without worrying about whether we'll | |
429 | end up with windows referring to dead scroll bars; the garbage | |
430 | collector will free it when its time comes. | |
431 | ||
432 | We use struct scroll_bar as a template for accessing fields of the | |
433 | vector. */ | |
434 | ||
435 | struct scroll_bar { | |
436 | ||
437 | /* These fields are shared by all vectors. */ | |
438 | EMACS_INT size_from_Lisp_Vector_struct; | |
439 | struct Lisp_Vector *next_from_Lisp_Vector_struct; | |
440 | ||
441 | /* The window we're a scroll bar for. */ | |
442 | Lisp_Object window; | |
443 | ||
444 | /* The next and previous in the chain of scroll bars in this frame. */ | |
445 | Lisp_Object next, prev; | |
446 | ||
447 | /* The window representing this scroll bar. Since this is a full | |
448 | 32-bit quantity, we store it split into two 32-bit values. */ | |
fbd6baed | 449 | Lisp_Object w32_window_low, w32_window_high; |
c3b8ccce | 450 | |
51dcffad JR |
451 | /* Same as above for the widget. */ |
452 | Lisp_Object w32_widget_low, w32_widget_high; | |
453 | ||
c3b8ccce GV |
454 | /* The position and size of the scroll bar in pixels, relative to the |
455 | frame. */ | |
456 | Lisp_Object top, left, width, height; | |
457 | ||
458 | /* The starting and ending positions of the handle, relative to the | |
459 | handle area (i.e. zero is the top position, not | |
460 | SCROLL_BAR_TOP_BORDER). If they're equal, that means the handle | |
461 | hasn't been drawn yet. | |
462 | ||
463 | These are not actually the locations where the beginning and end | |
464 | are drawn; in order to keep handles from becoming invisible when | |
465 | editing large files, we establish a minimum height by always | |
466 | drawing handle bottoms VERTICAL_SCROLL_BAR_MIN_HANDLE pixels below | |
467 | where they would be normally; the bottom and top are in a | |
468 | different co-ordinate system. */ | |
469 | Lisp_Object start, end; | |
470 | ||
471 | /* If the scroll bar handle is currently being dragged by the user, | |
472 | this is the number of pixels from the top of the handle to the | |
473 | place where the user grabbed it. If the handle isn't currently | |
474 | being dragged, this is Qnil. */ | |
475 | Lisp_Object dragging; | |
476 | }; | |
477 | ||
478 | /* The number of elements a vector holding a struct scroll_bar needs. */ | |
479 | #define SCROLL_BAR_VEC_SIZE \ | |
480 | ((sizeof (struct scroll_bar) \ | |
481 | - sizeof (EMACS_INT) - sizeof (struct Lisp_Vector *)) \ | |
482 | / sizeof (Lisp_Object)) | |
483 | ||
484 | /* Turning a lisp vector value into a pointer to a struct scroll_bar. */ | |
485 | #define XSCROLL_BAR(vec) ((struct scroll_bar *) XVECTOR (vec)) | |
486 | ||
487 | ||
488 | /* Building a 32-bit C integer from two 16-bit lisp integers. */ | |
489 | #define SCROLL_BAR_PACK(low, high) (XINT (high) << 16 | XINT (low)) | |
490 | ||
491 | /* Setting two lisp integers to the low and high words of a 32-bit C int. */ | |
492 | #define SCROLL_BAR_UNPACK(low, high, int32) \ | |
493 | (XSETINT ((low), (int32) & 0xffff), \ | |
494 | XSETINT ((high), ((int32) >> 16) & 0xffff)) | |
495 | ||
496 | ||
497 | /* Extract the window id of the scroll bar from a struct scroll_bar. */ | |
fbd6baed GV |
498 | #define SCROLL_BAR_W32_WINDOW(ptr) \ |
499 | ((Window) SCROLL_BAR_PACK ((ptr)->w32_window_low, (ptr)->w32_window_high)) | |
c3b8ccce GV |
500 | |
501 | /* Store a window id in a struct scroll_bar. */ | |
fbd6baed GV |
502 | #define SET_SCROLL_BAR_W32_WINDOW(ptr, id) \ |
503 | (SCROLL_BAR_UNPACK ((ptr)->w32_window_low, (ptr)->w32_window_high, (int) id)) | |
c3b8ccce | 504 | |
51dcffad JR |
505 | /* Extract the X widget of the scroll bar from a struct scroll_bar. */ |
506 | #define SCROLL_BAR_X_WIDGET(ptr) \ | |
507 | ((Widget) SCROLL_BAR_PACK ((ptr)->x_widget_low, (ptr)->x_widget_high)) | |
c3b8ccce | 508 | |
51dcffad JR |
509 | /* Store a widget id in a struct scroll_bar. */ |
510 | #define SET_SCROLL_BAR_X_WIDGET(ptr, w) \ | |
511 | (SCROLL_BAR_UNPACK ((ptr)->x_widget_low, (ptr)->x_widget_high, (int) w)) | |
c3b8ccce GV |
512 | |
513 | /* Return the inside width of a vertical scroll bar, given the outside | |
514 | width. */ | |
51dcffad JR |
515 | #define VERTICAL_SCROLL_BAR_INSIDE_WIDTH(f,width) \ |
516 | ((width) \ | |
517 | - VERTICAL_SCROLL_BAR_LEFT_BORDER \ | |
518 | - VERTICAL_SCROLL_BAR_RIGHT_BORDER \ | |
519 | - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2) | |
c3b8ccce GV |
520 | |
521 | /* Return the length of the rectangle within which the top of the | |
522 | handle must stay. This isn't equivalent to the inside height, | |
177c0ea7 | 523 | because the scroll bar handle has a minimum height. |
c3b8ccce GV |
524 | |
525 | This is the real range of motion for the scroll bar, so when we're | |
526 | scaling buffer positions to scroll bar positions, we use this, not | |
527 | VERTICAL_SCROLL_BAR_INSIDE_HEIGHT. */ | |
51dcffad JR |
528 | #define VERTICAL_SCROLL_BAR_TOP_RANGE(f,height) \ |
529 | (VERTICAL_SCROLL_BAR_INSIDE_HEIGHT (f, height) - VERTICAL_SCROLL_BAR_MIN_HANDLE) | |
c3b8ccce GV |
530 | |
531 | /* Return the inside height of vertical scroll bar, given the outside | |
532 | height. See VERTICAL_SCROLL_BAR_TOP_RANGE too. */ | |
51dcffad | 533 | #define VERTICAL_SCROLL_BAR_INSIDE_HEIGHT(f,height) \ |
c3b8ccce GV |
534 | ((height) - VERTICAL_SCROLL_BAR_TOP_BORDER - VERTICAL_SCROLL_BAR_BOTTOM_BORDER) |
535 | ||
536 | ||
537 | /* Border widths for scroll bars. | |
538 | ||
539 | Scroll bar windows don't have any borders; their border width is | |
540 | set to zero, and we redraw borders ourselves. This makes the code | |
541 | a bit cleaner, since we don't have to convert between outside width | |
542 | (used when relating to the rest of the screen) and inside width | |
543 | (used when sizing and drawing the scroll bar window itself). | |
544 | ||
545 | The handle moves up and down/back and forth in a rectangle inset | |
546 | from the edges of the scroll bar. These are widths by which we | |
547 | inset the handle boundaries from the scroll bar edges. */ | |
548 | #define VERTICAL_SCROLL_BAR_LEFT_BORDER (0) | |
549 | #define VERTICAL_SCROLL_BAR_RIGHT_BORDER (0) | |
8694f11b GV |
550 | #define VERTICAL_SCROLL_BAR_TOP_BORDER (vertical_scroll_bar_top_border) |
551 | #define VERTICAL_SCROLL_BAR_BOTTOM_BORDER (vertical_scroll_bar_bottom_border) | |
c3b8ccce GV |
552 | |
553 | /* Minimum lengths for scroll bar handles, in pixels. */ | |
8694f11b GV |
554 | #define VERTICAL_SCROLL_BAR_MIN_HANDLE (vertical_scroll_bar_min_handle) |
555 | ||
51dcffad JR |
556 | /* Trimming off a few pixels from each side prevents |
557 | text from glomming up against the scroll bar */ | |
558 | #define VERTICAL_SCROLL_BAR_WIDTH_TRIM (0) | |
c3b8ccce GV |
559 | |
560 | \f | |
fbd6baed GV |
561 | extern void w32_fill_rect (); |
562 | extern void w32_clear_window (); | |
c3b8ccce | 563 | |
fbd6baed | 564 | #define w32_fill_area(f,hdc,pix,x,y,nx,ny) \ |
c3b8ccce GV |
565 | { \ |
566 | RECT rect; \ | |
567 | rect.left = x; \ | |
568 | rect.top = y; \ | |
569 | rect.right = x + nx; \ | |
570 | rect.bottom = y + ny; \ | |
fbd6baed | 571 | w32_fill_rect (f,hdc,pix,&rect); \ |
c3b8ccce GV |
572 | } |
573 | ||
fbd6baed | 574 | #define w32_clear_rect(f,hdc,lprect) \ |
51dcffad | 575 | w32_fill_rect (f,hdc,f->output_data.x->background_pixel,lprect) |
c3b8ccce | 576 | |
51dcffad JR |
577 | #define w32_clear_area(f,hdc,px,py,nx,ny) \ |
578 | w32_fill_area (f,hdc,f->output_data.x->background_pixel,px,py,nx,ny) | |
c3b8ccce | 579 | |
d82f9149 | 580 | extern struct font_info *w32_load_font (); |
fbd6baed | 581 | extern void w32_unload_font (); |
c3b8ccce | 582 | |
8694f11b GV |
583 | /* Define for earlier versions of Visual C */ |
584 | #ifndef WM_MOUSEWHEEL | |
f11f6cce | 585 | #define WM_MOUSEWHEEL (WM_MOUSELAST + 1) |
8694f11b | 586 | #endif /* WM_MOUSEWHEEL */ |
f11f6cce GV |
587 | #ifndef MSH_MOUSEWHEEL |
588 | #define MSH_MOUSEWHEEL "MSWHEEL_ROLLMSG" | |
589 | #endif /* MSH_MOUSEWHEEL */ | |
76e4fd8c JR |
590 | #ifndef WM_XBUTTONDOWN |
591 | #define WM_XBUTTONDOWN (WM_MOUSEWHEEL + 1) | |
592 | #define WM_XBUTTONUP (WM_MOUSEWHEEL + 2) | |
593 | #endif /* WM_XBUTTONDOWN */ | |
8694f11b | 594 | |
c3b8ccce | 595 | #define WM_EMACS_START (WM_USER + 1) |
bb355434 GV |
596 | #define WM_EMACS_KILL (WM_EMACS_START + 0) |
597 | #define WM_EMACS_CREATEWINDOW (WM_EMACS_START + 1) | |
598 | #define WM_EMACS_DONE (WM_EMACS_START + 2) | |
599 | #define WM_EMACS_CREATESCROLLBAR (WM_EMACS_START + 3) | |
600 | #define WM_EMACS_SHOWWINDOW (WM_EMACS_START + 4) | |
601 | #define WM_EMACS_SETWINDOWPOS (WM_EMACS_START + 5) | |
602 | #define WM_EMACS_DESTROYWINDOW (WM_EMACS_START + 6) | |
603 | #define WM_EMACS_TRACKPOPUPMENU (WM_EMACS_START + 7) | |
604 | #define WM_EMACS_SETFOCUS (WM_EMACS_START + 8) | |
605 | #define WM_EMACS_SETFOREGROUND (WM_EMACS_START + 9) | |
606 | #define WM_EMACS_SETLOCALE (WM_EMACS_START + 10) | |
607 | #define WM_EMACS_SETKEYBOARDLAYOUT (WM_EMACS_START + 11) | |
608 | #define WM_EMACS_REGISTER_HOT_KEY (WM_EMACS_START + 12) | |
609 | #define WM_EMACS_UNREGISTER_HOT_KEY (WM_EMACS_START + 13) | |
93066bc2 | 610 | #define WM_EMACS_TOGGLE_LOCK_KEY (WM_EMACS_START + 14) |
64ade657 JR |
611 | #define WM_EMACS_TRACK_CARET (WM_EMACS_START + 15) |
612 | #define WM_EMACS_DESTROY_CARET (WM_EMACS_START + 16) | |
ab8b2d20 JR |
613 | #define WM_EMACS_SHOW_CARET (WM_EMACS_START + 17) |
614 | #define WM_EMACS_HIDE_CARET (WM_EMACS_START + 18) | |
f3358105 JR |
615 | #define WM_EMACS_SETCURSOR (WM_EMACS_START + 19) |
616 | #define WM_EMACS_END (WM_EMACS_START + 20) | |
c3b8ccce | 617 | |
177c0ea7 JB |
618 | #define WND_FONTWIDTH_INDEX (0) |
619 | #define WND_LINEHEIGHT_INDEX (4) | |
620 | #define WND_BORDER_INDEX (8) | |
621 | #define WND_SCROLLBAR_INDEX (12) | |
622 | #define WND_BACKGROUND_INDEX (16) | |
8694f11b | 623 | #define WND_LAST_INDEX (20) |
c3b8ccce | 624 | |
c3b8ccce GV |
625 | #define WND_EXTRA_BYTES (WND_LAST_INDEX) |
626 | ||
de31b97a GV |
627 | extern DWORD dwWindowsThreadId; |
628 | extern HANDLE hWindowsThread; | |
c3b8ccce GV |
629 | extern DWORD dwMainThreadId; |
630 | extern HANDLE hMainThread; | |
631 | ||
fbd6baed | 632 | typedef struct W32Msg { |
c3b8ccce GV |
633 | MSG msg; |
634 | DWORD dwModifiers; | |
635 | RECT rect; | |
fbd6baed | 636 | } W32Msg; |
c3b8ccce | 637 | |
8694f11b GV |
638 | /* Structure for recording message when input thread must return a |
639 | result that depends on lisp thread to compute. Lisp thread can | |
640 | complete deferred messages out of order. */ | |
641 | typedef struct deferred_msg | |
642 | { | |
643 | struct deferred_msg * next; | |
644 | W32Msg w32msg; | |
645 | LRESULT result; | |
646 | int completed; | |
647 | } deferred_msg; | |
648 | ||
aba66c88 GV |
649 | extern CRITICAL_SECTION critsect; |
650 | ||
c3b8ccce | 651 | extern void init_crit (); |
c3b8ccce GV |
652 | extern void delete_crit (); |
653 | ||
b44c3d59 RS |
654 | extern void signal_quit (); |
655 | ||
aba66c88 GV |
656 | #define enter_crit() EnterCriticalSection (&critsect) |
657 | #define leave_crit() LeaveCriticalSection (&critsect) | |
658 | ||
659 | extern void select_palette (struct frame * f, HDC hdc); | |
660 | extern void deselect_palette (struct frame * f, HDC hdc); | |
661 | extern HDC get_frame_dc (struct frame * f); | |
662 | extern int release_frame_dc (struct frame * f, HDC hDC); | |
663 | ||
b37ac782 AI |
664 | extern void drain_message_queue (); |
665 | ||
c3b8ccce GV |
666 | extern BOOL get_next_msg (); |
667 | extern BOOL post_msg (); | |
8694f11b | 668 | extern void complete_deferred_msg (HWND hwnd, UINT msg, LRESULT result); |
c3b8ccce GV |
669 | extern void wait_for_sync (); |
670 | ||
671 | extern BOOL parse_button (); | |
c684f475 | 672 | |
fbd6baed | 673 | /* Keypad command key support. W32 doesn't have virtual keys defined |
c684f475 GV |
674 | for the function keys on the keypad (they are mapped to the standard |
675 | fuction keys), so we define our own. */ | |
676 | #define VK_NUMPAD_BEGIN 0x92 | |
677 | #define VK_NUMPAD_CLEAR (VK_NUMPAD_BEGIN + 0) | |
678 | #define VK_NUMPAD_ENTER (VK_NUMPAD_BEGIN + 1) | |
679 | #define VK_NUMPAD_PRIOR (VK_NUMPAD_BEGIN + 2) | |
680 | #define VK_NUMPAD_NEXT (VK_NUMPAD_BEGIN + 3) | |
681 | #define VK_NUMPAD_END (VK_NUMPAD_BEGIN + 4) | |
682 | #define VK_NUMPAD_HOME (VK_NUMPAD_BEGIN + 5) | |
683 | #define VK_NUMPAD_LEFT (VK_NUMPAD_BEGIN + 6) | |
684 | #define VK_NUMPAD_UP (VK_NUMPAD_BEGIN + 7) | |
685 | #define VK_NUMPAD_RIGHT (VK_NUMPAD_BEGIN + 8) | |
686 | #define VK_NUMPAD_DOWN (VK_NUMPAD_BEGIN + 9) | |
687 | #define VK_NUMPAD_INSERT (VK_NUMPAD_BEGIN + 10) | |
688 | #define VK_NUMPAD_DELETE (VK_NUMPAD_BEGIN + 11) | |
689 | ||
690 | #ifndef VK_LWIN | |
691 | /* Older compiler environments don't have these defined. */ | |
692 | #define VK_LWIN 0x5B | |
693 | #define VK_RWIN 0x5C | |
694 | #define VK_APPS 0x5D | |
695 | #endif | |
bb355434 GV |
696 | |
697 | /* Support for treating Windows and Apps keys as modifiers. These | |
698 | constants must not overlap with any of the dwControlKeyState flags in | |
699 | KEY_EVENT_RECORD. */ | |
700 | #define LEFT_WIN_PRESSED 0x8000 | |
701 | #define RIGHT_WIN_PRESSED 0x4000 | |
702 | #define APPS_PRESSED 0x2000 | |
51dcffad | 703 | |
a81bf19b JR |
704 | /* When compiling on Windows 9x/ME and NT 3.x, the following are not defined |
705 | (even though they are supported on 98 and ME. */ | |
706 | #ifndef WM_MOUSELEAVE | |
707 | #define WM_MOUSELEAVE 0x02A3 | |
708 | #define TME_LEAVE 0x00000002; | |
709 | ||
177c0ea7 | 710 | typedef struct tagTRACKMOUSEEVENT |
a81bf19b JR |
711 | { |
712 | DWORD cbSize; | |
713 | DWORD dwFlags; | |
714 | HWND hwndTrack; | |
715 | DWORD dwHoverTime; | |
716 | } TRACKMOUSEEVENT; | |
717 | #endif | |
718 | ||
9f21c5a2 EZ |
719 | struct image; |
720 | struct face; | |
721 | ||
51dcffad JR |
722 | XGCValues *XCreateGC (void *, Window, unsigned long, XGCValues *); |
723 | struct frame * check_x_frame (Lisp_Object); | |
ad23de76 JR |
724 | EXFUN (Fx_display_color_p, 1); |
725 | EXFUN (Fx_display_grayscale_p, 1); | |
726 | int image_ascent P_ ((struct image *, struct face *)); | |
8e025dd5 KS |
727 | |
728 | #define FONT_TYPE_FOR_UNIBYTE(font, ch) \ | |
729 | ((font)->bdf ? BDF_1D_FONT : ANSI_FONT) | |
730 | ||
731 | #define FONT_TYPE_FOR_MULTIBYTE(font, ch) \ | |
732 | (!(font)->bdf \ | |
733 | ? UNICODE_FONT \ | |
734 | : ((CHARSET_DIMENSION (CHAR_CHARSET ((ch))) == 1) \ | |
735 | ? BDF_1D_FONT : BDF_2D_FONT)) | |
0390f991 JR |
736 | |
737 | typedef DWORD (WINAPI * ClipboardSequence_Proc) (); |