Commit | Line | Data |
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de31b97a | 1 | /* Definitions and headers for communication on the Microsoft W32 API. |
0b5538bd | 2 | Copyright (C) 1995, 2001, 2002, 2003, 2004, |
4e6835db | 3 | 2005, 2006, 2007 Free Software Foundation, Inc. |
c3b8ccce GV |
4 | |
5 | This file is part of GNU Emacs. | |
6 | ||
7 | GNU Emacs is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
684d6f5b | 9 | the Free Software Foundation; either version 3, or (at your option) |
c3b8ccce GV |
10 | any later version. |
11 | ||
12 | GNU Emacs is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with GNU Emacs; see the file COPYING. If not, write to | |
4fc5845f LK |
19 | the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
20 | Boston, MA 02110-1301, USA. */ | |
c3b8ccce GV |
21 | |
22 | /* Added by Kevin Gallo */ | |
23 | ||
51dcffad | 24 | #include "w32gui.h" |
c3b8ccce | 25 | |
c3b8ccce | 26 | \f |
3fed86ff GV |
27 | #define BLACK_PIX_DEFAULT(f) PALETTERGB(0,0,0) |
28 | #define WHITE_PIX_DEFAULT(f) PALETTERGB(255,255,255) | |
c3b8ccce | 29 | |
25d9ec8c GV |
30 | #define FONT_WIDTH(f) \ |
31 | ((f)->bdf ? (f)->bdf->width : (f)->tm.tmAveCharWidth) | |
32 | #define FONT_HEIGHT(f) \ | |
33 | ((f)->bdf ? (f)->bdf->height : (f)->tm.tmHeight) | |
25d9ec8c GV |
34 | #define FONT_BASE(f) \ |
35 | ((f)->bdf ? (f)->bdf->ury : (f)->tm.tmAscent) | |
51dcffad | 36 | #define FONT_DESCENT(f) \ |
905dfb8e | 37 | ((f)->bdf ? -((f)->bdf->lly) : (f)->tm.tmDescent) |
25d9ec8c GV |
38 | #define FONT_MAX_WIDTH(f) \ |
39 | ((f)->bdf ? (f)->bdf->width : (f)->tm.tmMaxCharWidth) | |
c3b8ccce | 40 | |
ad23de76 | 41 | #define CP_DEFAULT 1004 |
67526daf | 42 | /* Special pseudo-codepages. */ |
6205b7ce JR |
43 | #define CP_8BIT -1 |
44 | #define CP_UNICODE -2 | |
b6097c15 | 45 | #define CP_UNKNOWN -3 |
ad23de76 | 46 | |
fbd6baed | 47 | #define CHECK_W32_FRAME(f, frame) \ |
c3b8ccce | 48 | if (NILP (frame)) \ |
51dcffad | 49 | f = SELECTED_FRAME (); \ |
c3b8ccce GV |
50 | else \ |
51 | { \ | |
52 | CHECK_LIVE_FRAME (frame, 0); \ | |
53 | f = XFRAME (frame); \ | |
54 | } \ | |
fbd6baed | 55 | if (! FRAME_W32_P (f)) |
c3b8ccce GV |
56 | |
57 | /* Indicates whether we are in the readsocket call and the message we | |
58 | are processing in the current loop */ | |
59 | ||
60 | extern MSG CurMsg; | |
61 | extern BOOL bUseDflt; | |
62 | ||
63 | extern struct frame *x_window_to_frame (); | |
64 | ||
c3b8ccce GV |
65 | /* Structure recording bitmaps and reference count. |
66 | If REFCOUNT is 0 then this record is free to be reused. */ | |
67 | ||
177c0ea7 | 68 | struct w32_bitmap_record |
c3b8ccce GV |
69 | { |
70 | Pixmap pixmap; | |
71 | char *file; | |
72 | HINSTANCE hinst; /* Used to load the file */ | |
73 | int refcount; | |
74 | /* Record some info about this pixmap. */ | |
75 | int height, width, depth; | |
76 | }; | |
aba66c88 GV |
77 | |
78 | /* Palette book-keeping stuff for mapping requested colors into the | |
79 | system palette. Keep a ref-counted list of requested colors and | |
80 | regenerate the app palette whenever the requested list changes. */ | |
81 | ||
fbd6baed | 82 | extern Lisp_Object Vw32_enable_palette; |
aba66c88 | 83 | |
fbd6baed GV |
84 | struct w32_palette_entry { |
85 | struct w32_palette_entry * next; | |
aba66c88 GV |
86 | PALETTEENTRY entry; |
87 | #if 0 | |
88 | unsigned refcount; | |
89 | #endif | |
90 | }; | |
91 | ||
fbd6baed | 92 | extern void w32_regenerate_palette(struct frame *f); |
aba66c88 | 93 | |
c3b8ccce | 94 | \f |
fbd6baed | 95 | /* For each display (currently only one on w32), we have a structure that |
c3b8ccce GV |
96 | records information about it. */ |
97 | ||
fbd6baed | 98 | struct w32_display_info |
c3b8ccce | 99 | { |
fbd6baed GV |
100 | /* Chain of all w32_display_info structures. */ |
101 | struct w32_display_info *next; | |
51dcffad | 102 | |
c3b8ccce GV |
103 | /* This is a cons cell of the form (NAME . FONT-LIST-CACHE). |
104 | The same cons cell also appears in x_display_name_list. */ | |
105 | Lisp_Object name_list_element; | |
51dcffad | 106 | |
c3b8ccce GV |
107 | /* Number of frames that are on this display. */ |
108 | int reference_count; | |
51dcffad JR |
109 | |
110 | /* Dots per inch of the screen. */ | |
111 | double resx, resy; | |
112 | ||
c3b8ccce GV |
113 | /* Number of planes on this screen. */ |
114 | int n_planes; | |
51dcffad | 115 | |
c3b8ccce GV |
116 | /* Number of bits per pixel on this screen. */ |
117 | int n_cbits; | |
51dcffad | 118 | |
c3b8ccce GV |
119 | /* Dimensions of this screen. */ |
120 | int height, width; | |
121 | int height_in,width_in; | |
51dcffad | 122 | |
c3b8ccce GV |
123 | /* Mask of things that cause the mouse to be grabbed. */ |
124 | int grabbed; | |
51dcffad JR |
125 | |
126 | /* Emacs bitmap-id of the default icon bitmap for this frame. | |
127 | Or -1 if none has been allocated yet. */ | |
128 | int icon_bitmap_id; | |
129 | ||
c3b8ccce GV |
130 | /* The root window of this screen. */ |
131 | Window root_window; | |
51dcffad | 132 | |
c3b8ccce GV |
133 | /* The cursor to use for vertical scroll bars. */ |
134 | Cursor vertical_scroll_bar_cursor; | |
135 | ||
71147653 | 136 | /* Resource data base */ |
abdb2fa0 | 137 | XrmDatabase xrdb; |
71147653 | 138 | |
bb355434 | 139 | /* color palette information. */ |
aba66c88 | 140 | int has_palette; |
fbd6baed | 141 | struct w32_palette_entry * color_list; |
aba66c88 GV |
142 | unsigned num_colors; |
143 | HPALETTE palette; | |
144 | ||
bb355434 | 145 | /* deferred action flags checked when starting frame update. */ |
aba66c88 GV |
146 | int regen_palette; |
147 | ||
bb355434 GV |
148 | /* Keystroke that has been faked by Emacs and will be ignored when |
149 | received; value is reset after key is received. */ | |
150 | int faked_key; | |
151 | ||
c3b8ccce GV |
152 | /* A table of all the fonts we have already loaded. */ |
153 | struct font_info *font_table; | |
154 | ||
d82f9149 | 155 | /* The current capacity of font_table. */ |
c3b8ccce GV |
156 | int font_table_size; |
157 | ||
51dcffad JR |
158 | /* Minimum width over all characters in all fonts in font_table. */ |
159 | int smallest_char_width; | |
160 | ||
161 | /* Minimum font height over all fonts in font_table. */ | |
162 | int smallest_font_height; | |
163 | ||
164 | /* Reusable Graphics Context for drawing a cursor in a non-default face. */ | |
165 | XGCValues *scratch_cursor_gc; | |
166 | ||
167 | /* These variables describe the range of text currently shown in its | |
168 | mouse-face, together with the window they apply to. As long as | |
169 | the mouse stays within this range, we need not redraw anything on | |
170 | its account. Rows and columns are glyph matrix positions in | |
171 | MOUSE_FACE_WINDOW. */ | |
c3b8ccce | 172 | int mouse_face_beg_row, mouse_face_beg_col; |
51dcffad | 173 | int mouse_face_beg_x, mouse_face_beg_y; |
c3b8ccce | 174 | int mouse_face_end_row, mouse_face_end_col; |
51dcffad | 175 | int mouse_face_end_x, mouse_face_end_y; |
c3b8ccce GV |
176 | int mouse_face_past_end; |
177 | Lisp_Object mouse_face_window; | |
178 | int mouse_face_face_id; | |
42bde733 | 179 | Lisp_Object mouse_face_overlay; |
c3b8ccce GV |
180 | |
181 | /* 1 if a mouse motion event came and we didn't handle it right away because | |
182 | gc was in progress. */ | |
183 | int mouse_face_deferred_gc; | |
184 | ||
185 | /* FRAME and X, Y position of mouse when last checked for | |
186 | highlighting. X and Y can be negative or out of range for the frame. */ | |
187 | struct frame *mouse_face_mouse_frame; | |
188 | int mouse_face_mouse_x, mouse_face_mouse_y; | |
189 | ||
190 | /* Nonzero means defer mouse-motion highlighting. */ | |
191 | int mouse_face_defer; | |
192 | ||
f16c05f2 KS |
193 | /* Nonzero means that the mouse highlight should not be shown. */ |
194 | int mouse_face_hidden; | |
195 | ||
51dcffad JR |
196 | int mouse_face_image_state; |
197 | ||
fbd6baed | 198 | char *w32_id_name; |
c3b8ccce | 199 | |
fbd6baed | 200 | /* The number of fonts actually stored in w32_font_table. |
51dcffad JR |
201 | font_table[n] is used and valid iff 0 <= n < n_fonts. 0 <= |
202 | n_fonts <= font_table_size. and font_table[i].name != 0. */ | |
c3b8ccce GV |
203 | int n_fonts; |
204 | ||
205 | /* Pointer to bitmap records. */ | |
fbd6baed | 206 | struct w32_bitmap_record *bitmaps; |
c3b8ccce GV |
207 | |
208 | /* Allocated size of bitmaps field. */ | |
209 | int bitmaps_size; | |
210 | ||
211 | /* Last used bitmap index. */ | |
212 | int bitmaps_last; | |
213 | ||
214 | /* The frame (if any) which has the window that has keyboard focus. | |
215 | Zero if none. This is examined by Ffocus_frame in w32fns.c. Note | |
216 | that a mere EnterNotify event can set this; if you need to know the | |
217 | last frame specified in a FocusIn or FocusOut event, use | |
fbd6baed GV |
218 | w32_focus_event_frame. */ |
219 | struct frame *w32_focus_frame; | |
c3b8ccce GV |
220 | |
221 | /* The last frame mentioned in a FocusIn or FocusOut event. This is | |
fbd6baed | 222 | separate from w32_focus_frame, because whether or not LeaveNotify |
c3b8ccce GV |
223 | events cause us to lose focus depends on whether or not we have |
224 | received a FocusIn event for it. */ | |
fbd6baed | 225 | struct frame *w32_focus_event_frame; |
c3b8ccce GV |
226 | |
227 | /* The frame which currently has the visual highlight, and should get | |
228 | keyboard input (other sorts of input have the frame encoded in the | |
229 | event). It points to the focus frame's selected window's | |
fbd6baed | 230 | frame. It differs from w32_focus_frame when we're using a global |
c3b8ccce | 231 | minibuffer. */ |
6b3acc48 | 232 | struct frame *x_highlight_frame; |
51dcffad JR |
233 | |
234 | /* Cache of images. */ | |
235 | struct image_cache *image_cache; | |
c3b8ccce GV |
236 | }; |
237 | ||
238 | /* This is a chain of structures for all the displays currently in use. */ | |
8911aff3 | 239 | extern struct w32_display_info *x_display_list; |
fbd6baed | 240 | extern struct w32_display_info one_w32_display_info; |
c3b8ccce GV |
241 | |
242 | /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE), | |
fbd6baed | 243 | one for each element of w32_display_list and in the same order. |
c3b8ccce GV |
244 | NAME is the name of the frame. |
245 | FONT-LIST-CACHE records previous values returned by x-list-fonts. */ | |
fbd6baed | 246 | extern Lisp_Object w32_display_name_list; |
c3b8ccce | 247 | |
d82f9149 GV |
248 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
249 | extern Lisp_Object Vx_pixel_size_width_font_regexp; | |
250 | ||
51dcffad | 251 | struct w32_display_info *x_display_info_for_name (); |
c3b8ccce | 252 | |
f3c4ec74 JR |
253 | Lisp_Object display_x_get_resource P_ ((struct w32_display_info *, |
254 | Lisp_Object, Lisp_Object, | |
255 | Lisp_Object, Lisp_Object)); | |
256 | ||
fbd6baed | 257 | extern struct w32_display_info *w32_term_init (); |
c3b8ccce | 258 | \f |
51dcffad | 259 | extern Lisp_Object w32_list_fonts P_ ((struct frame *, Lisp_Object, int, int)); |
d82f9149 | 260 | extern struct font_info *w32_get_font_info (), *w32_query_font (); |
eeddd5a0 | 261 | extern void w32_cache_char_metrics (XFontStruct *font); |
d82f9149 GV |
262 | extern void w32_find_ccl_program(); |
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; | |
bc2223e6 JR |
277 | |
278 | /* Keep track of focus. May be EXPLICIT if we received a FocusIn for this | |
279 | frame, or IMPLICIT if we received an EnterNotify. | |
280 | FocusOut and LeaveNotify clears EXPLICIT/IMPLICIT. */ | |
281 | int focus_state; | |
282 | ||
51dcffad JR |
283 | }; |
284 | ||
bc2223e6 JR |
285 | enum |
286 | { | |
287 | /* Values for focus_state, used as bit mask. | |
288 | EXPLICIT means we received a FocusIn for the frame and know it has | |
289 | the focus. IMPLICIT means we recevied an EnterNotify and the frame | |
290 | may have the focus if no window manager is running. | |
291 | FocusOut and LeaveNotify clears EXPLICIT/IMPLICIT. */ | |
292 | FOCUS_NONE = 0, | |
293 | FOCUS_IMPLICIT = 1, | |
294 | FOCUS_EXPLICIT = 2 | |
295 | }; | |
51dcffad | 296 | |
fbd6baed | 297 | struct w32_output |
c3b8ccce | 298 | { |
51dcffad | 299 | /* Placeholder for things accessed through output_data.x. */ |
42bde733 | 300 | struct x_output x_compatible; |
51dcffad | 301 | |
8694f11b GV |
302 | /* Menubar "widget" handle. */ |
303 | HMENU menubar_widget; | |
304 | ||
aba66c88 GV |
305 | /* Original palette (used to deselect real palette after drawing) */ |
306 | HPALETTE old_palette; | |
307 | ||
51dcffad JR |
308 | /* Here are the Graphics Contexts for the default font. */ |
309 | XGCValues *cursor_gc; /* cursor drawing */ | |
310 | ||
c3b8ccce GV |
311 | /* The window used for this frame. |
312 | May be zero while the frame object is being created | |
313 | and the window has not yet been created. */ | |
314 | Window window_desc; | |
315 | ||
316 | /* The window that is the parent of this window. | |
317 | Usually this is a window that was made by the window manager, | |
318 | but it can be the root window, and it can be explicitly specified | |
319 | (see the explicit_parent field, below). */ | |
320 | Window parent_desc; | |
321 | ||
d82f9149 | 322 | /* Default ASCII font of this frame. */ |
c3b8ccce GV |
323 | XFontStruct *font; |
324 | ||
51dcffad JR |
325 | /* The baseline offset of the default ASCII font. */ |
326 | int baseline_offset; | |
d82f9149 GV |
327 | |
328 | /* If a fontset is specified for this frame instead of font, this | |
329 | value contains an ID of the fontset, else -1. */ | |
330 | int fontset; | |
331 | ||
c3b8ccce GV |
332 | /* Pixel values used for various purposes. |
333 | border_pixel may be -1 meaning use a gray tile. */ | |
51dcffad JR |
334 | COLORREF cursor_pixel; |
335 | COLORREF border_pixel; | |
336 | COLORREF mouse_pixel; | |
337 | COLORREF cursor_foreground_pixel; | |
338 | ||
339 | /* Foreground color for scroll bars. A value of -1 means use the | |
340 | default (black for non-toolkit scroll bars). */ | |
341 | COLORREF scroll_bar_foreground_pixel; | |
177c0ea7 | 342 | |
51dcffad JR |
343 | /* Background color for scroll bars. A value of -1 means use the |
344 | default (background color of the frame for non-toolkit scroll | |
345 | bars). */ | |
346 | COLORREF scroll_bar_background_pixel; | |
c3b8ccce GV |
347 | |
348 | /* Descriptor for the cursor in use for this window. */ | |
349 | Cursor text_cursor; | |
350 | Cursor nontext_cursor; | |
351 | Cursor modeline_cursor; | |
b8a93676 | 352 | Cursor hand_cursor; |
5fa36066 | 353 | Cursor hourglass_cursor; |
f03fad22 | 354 | Cursor horizontal_drag_cursor; |
51dcffad | 355 | |
5fa36066 GM |
356 | /* Window whose cursor is hourglass_cursor. This window is |
357 | temporarily mapped to display an hourglass cursor. */ | |
358 | Window hourglass_window; | |
177c0ea7 | 359 | |
5fa36066 GM |
360 | /* Non-zero means hourglass cursor is currently displayed. */ |
361 | unsigned hourglass_p : 1; | |
c3b8ccce GV |
362 | |
363 | /* Flag to set when the window needs to be completely repainted. */ | |
364 | int needs_exposure; | |
365 | ||
c3b8ccce GV |
366 | DWORD dwStyle; |
367 | ||
c3b8ccce | 368 | /* This is the Emacs structure for the display this frame is on. */ |
fbd6baed | 369 | /* struct w32_display_info *display_info; */ |
c3b8ccce GV |
370 | |
371 | /* Nonzero means our parent is another application's window | |
372 | and was explicitly specified. */ | |
373 | char explicit_parent; | |
374 | ||
375 | /* Nonzero means tried already to make this frame visible. */ | |
376 | char asked_for_visible; | |
8694f11b GV |
377 | |
378 | /* Nonzero means menubar is currently active. */ | |
379 | char menubar_active; | |
380 | ||
381 | /* Nonzero means menubar is about to become active, but should be | |
382 | brought up to date first. */ | |
383 | volatile char pending_menu_activation; | |
51dcffad JR |
384 | |
385 | /* Relief GCs, colors etc. */ | |
386 | struct relief | |
387 | { | |
388 | XGCValues *gc; | |
389 | unsigned long pixel; | |
390 | int allocated_p; | |
391 | } | |
392 | black_relief, white_relief; | |
393 | ||
394 | /* The background for which the above relief GCs were set up. | |
395 | They are changed only when a different background is involved. */ | |
396 | unsigned long relief_background; | |
c3b8ccce GV |
397 | }; |
398 | ||
2d764c78 EZ |
399 | extern struct w32_output w32term_display; |
400 | ||
8e025dd5 KS |
401 | /* Return the X output data for frame F. */ |
402 | #define FRAME_X_OUTPUT(f) ((f)->output_data.w32) | |
403 | ||
c3b8ccce | 404 | /* Return the window associated with the frame F. */ |
fbd6baed | 405 | #define FRAME_W32_WINDOW(f) ((f)->output_data.w32->window_desc) |
8e025dd5 | 406 | #define FRAME_X_WINDOW(f) ((f)->output_data.w32->window_desc) |
c3b8ccce | 407 | |
51dcffad JR |
408 | #define FRAME_FOREGROUND_PIXEL(f) ((f)->output_data.x->foreground_pixel) |
409 | #define FRAME_BACKGROUND_PIXEL(f) ((f)->output_data.x->background_pixel) | |
fbd6baed | 410 | #define FRAME_FONT(f) ((f)->output_data.w32->font) |
d82f9149 | 411 | #define FRAME_FONTSET(f) ((f)->output_data.w32->fontset) |
51dcffad | 412 | #define FRAME_BASELINE_OFFSET(f) ((f)->output_data.w32->baseline_offset) |
c3b8ccce | 413 | |
fbd6baed GV |
414 | /* This gives the w32_display_info structure for the display F is on. */ |
415 | #define FRAME_W32_DISPLAY_INFO(f) (&one_w32_display_info) | |
51dcffad | 416 | #define FRAME_X_DISPLAY_INFO(f) (&one_w32_display_info) |
c3b8ccce | 417 | |
8e025dd5 KS |
418 | /* This is the `Display *' which frame F is on. */ |
419 | #define FRAME_X_DISPLAY(f) (0) | |
420 | ||
d82f9149 GV |
421 | /* This is the 'font_info *' which frame F has. */ |
422 | #define FRAME_W32_FONT_TABLE(f) (FRAME_W32_DISPLAY_INFO (f)->font_table) | |
423 | ||
51dcffad JR |
424 | /* Value is the smallest width of any character in any font on frame F. */ |
425 | ||
426 | #define FRAME_SMALLEST_CHAR_WIDTH(F) \ | |
427 | FRAME_W32_DISPLAY_INFO(F)->smallest_char_width | |
428 | ||
429 | /* Value is the smallest height of any font on frame F. */ | |
430 | ||
431 | #define FRAME_SMALLEST_FONT_HEIGHT(F) \ | |
432 | FRAME_W32_DISPLAY_INFO(F)->smallest_font_height | |
433 | ||
434 | /* Return a pointer to the image cache of frame F. */ | |
435 | ||
436 | #define FRAME_X_IMAGE_CACHE(F) FRAME_W32_DISPLAY_INFO ((F))->image_cache | |
437 | ||
438 | \f | |
fbd6baed | 439 | /* W32-specific scroll bar stuff. */ |
c3b8ccce GV |
440 | |
441 | /* We represent scroll bars as lisp vectors. This allows us to place | |
442 | references to them in windows without worrying about whether we'll | |
443 | end up with windows referring to dead scroll bars; the garbage | |
444 | collector will free it when its time comes. | |
445 | ||
446 | We use struct scroll_bar as a template for accessing fields of the | |
447 | vector. */ | |
448 | ||
449 | struct scroll_bar { | |
450 | ||
451 | /* These fields are shared by all vectors. */ | |
452 | EMACS_INT size_from_Lisp_Vector_struct; | |
453 | struct Lisp_Vector *next_from_Lisp_Vector_struct; | |
454 | ||
455 | /* The window we're a scroll bar for. */ | |
456 | Lisp_Object window; | |
457 | ||
458 | /* The next and previous in the chain of scroll bars in this frame. */ | |
459 | Lisp_Object next, prev; | |
460 | ||
461 | /* The window representing this scroll bar. Since this is a full | |
462 | 32-bit quantity, we store it split into two 32-bit values. */ | |
fbd6baed | 463 | Lisp_Object w32_window_low, w32_window_high; |
c3b8ccce | 464 | |
51dcffad JR |
465 | /* Same as above for the widget. */ |
466 | Lisp_Object w32_widget_low, w32_widget_high; | |
467 | ||
c3b8ccce GV |
468 | /* The position and size of the scroll bar in pixels, relative to the |
469 | frame. */ | |
470 | Lisp_Object top, left, width, height; | |
471 | ||
472 | /* The starting and ending positions of the handle, relative to the | |
473 | handle area (i.e. zero is the top position, not | |
474 | SCROLL_BAR_TOP_BORDER). If they're equal, that means the handle | |
475 | hasn't been drawn yet. | |
476 | ||
477 | These are not actually the locations where the beginning and end | |
478 | are drawn; in order to keep handles from becoming invisible when | |
479 | editing large files, we establish a minimum height by always | |
480 | drawing handle bottoms VERTICAL_SCROLL_BAR_MIN_HANDLE pixels below | |
481 | where they would be normally; the bottom and top are in a | |
482 | different co-ordinate system. */ | |
483 | Lisp_Object start, end; | |
484 | ||
485 | /* If the scroll bar handle is currently being dragged by the user, | |
486 | this is the number of pixels from the top of the handle to the | |
487 | place where the user grabbed it. If the handle isn't currently | |
488 | being dragged, this is Qnil. */ | |
489 | Lisp_Object dragging; | |
490 | }; | |
491 | ||
492 | /* The number of elements a vector holding a struct scroll_bar needs. */ | |
493 | #define SCROLL_BAR_VEC_SIZE \ | |
494 | ((sizeof (struct scroll_bar) \ | |
495 | - sizeof (EMACS_INT) - sizeof (struct Lisp_Vector *)) \ | |
496 | / sizeof (Lisp_Object)) | |
497 | ||
498 | /* Turning a lisp vector value into a pointer to a struct scroll_bar. */ | |
499 | #define XSCROLL_BAR(vec) ((struct scroll_bar *) XVECTOR (vec)) | |
500 | ||
501 | ||
502 | /* Building a 32-bit C integer from two 16-bit lisp integers. */ | |
503 | #define SCROLL_BAR_PACK(low, high) (XINT (high) << 16 | XINT (low)) | |
504 | ||
505 | /* Setting two lisp integers to the low and high words of a 32-bit C int. */ | |
506 | #define SCROLL_BAR_UNPACK(low, high, int32) \ | |
507 | (XSETINT ((low), (int32) & 0xffff), \ | |
508 | XSETINT ((high), ((int32) >> 16) & 0xffff)) | |
509 | ||
510 | ||
511 | /* Extract the window id of the scroll bar from a struct scroll_bar. */ | |
fbd6baed GV |
512 | #define SCROLL_BAR_W32_WINDOW(ptr) \ |
513 | ((Window) SCROLL_BAR_PACK ((ptr)->w32_window_low, (ptr)->w32_window_high)) | |
c3b8ccce GV |
514 | |
515 | /* Store a window id in a struct scroll_bar. */ | |
fbd6baed GV |
516 | #define SET_SCROLL_BAR_W32_WINDOW(ptr, id) \ |
517 | (SCROLL_BAR_UNPACK ((ptr)->w32_window_low, (ptr)->w32_window_high, (int) id)) | |
c3b8ccce | 518 | |
51dcffad JR |
519 | /* Extract the X widget of the scroll bar from a struct scroll_bar. */ |
520 | #define SCROLL_BAR_X_WIDGET(ptr) \ | |
521 | ((Widget) SCROLL_BAR_PACK ((ptr)->x_widget_low, (ptr)->x_widget_high)) | |
c3b8ccce | 522 | |
51dcffad JR |
523 | /* Store a widget id in a struct scroll_bar. */ |
524 | #define SET_SCROLL_BAR_X_WIDGET(ptr, w) \ | |
525 | (SCROLL_BAR_UNPACK ((ptr)->x_widget_low, (ptr)->x_widget_high, (int) w)) | |
c3b8ccce GV |
526 | |
527 | /* Return the inside width of a vertical scroll bar, given the outside | |
528 | width. */ | |
51dcffad JR |
529 | #define VERTICAL_SCROLL_BAR_INSIDE_WIDTH(f,width) \ |
530 | ((width) \ | |
531 | - VERTICAL_SCROLL_BAR_LEFT_BORDER \ | |
532 | - VERTICAL_SCROLL_BAR_RIGHT_BORDER \ | |
533 | - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2) | |
c3b8ccce GV |
534 | |
535 | /* Return the length of the rectangle within which the top of the | |
536 | handle must stay. This isn't equivalent to the inside height, | |
177c0ea7 | 537 | because the scroll bar handle has a minimum height. |
c3b8ccce GV |
538 | |
539 | This is the real range of motion for the scroll bar, so when we're | |
540 | scaling buffer positions to scroll bar positions, we use this, not | |
541 | VERTICAL_SCROLL_BAR_INSIDE_HEIGHT. */ | |
51dcffad JR |
542 | #define VERTICAL_SCROLL_BAR_TOP_RANGE(f,height) \ |
543 | (VERTICAL_SCROLL_BAR_INSIDE_HEIGHT (f, height) - VERTICAL_SCROLL_BAR_MIN_HANDLE) | |
c3b8ccce GV |
544 | |
545 | /* Return the inside height of vertical scroll bar, given the outside | |
546 | height. See VERTICAL_SCROLL_BAR_TOP_RANGE too. */ | |
51dcffad | 547 | #define VERTICAL_SCROLL_BAR_INSIDE_HEIGHT(f,height) \ |
c3b8ccce GV |
548 | ((height) - VERTICAL_SCROLL_BAR_TOP_BORDER - VERTICAL_SCROLL_BAR_BOTTOM_BORDER) |
549 | ||
550 | ||
551 | /* Border widths for scroll bars. | |
552 | ||
553 | Scroll bar windows don't have any borders; their border width is | |
554 | set to zero, and we redraw borders ourselves. This makes the code | |
555 | a bit cleaner, since we don't have to convert between outside width | |
556 | (used when relating to the rest of the screen) and inside width | |
557 | (used when sizing and drawing the scroll bar window itself). | |
558 | ||
559 | The handle moves up and down/back and forth in a rectangle inset | |
560 | from the edges of the scroll bar. These are widths by which we | |
561 | inset the handle boundaries from the scroll bar edges. */ | |
562 | #define VERTICAL_SCROLL_BAR_LEFT_BORDER (0) | |
563 | #define VERTICAL_SCROLL_BAR_RIGHT_BORDER (0) | |
8694f11b GV |
564 | #define VERTICAL_SCROLL_BAR_TOP_BORDER (vertical_scroll_bar_top_border) |
565 | #define VERTICAL_SCROLL_BAR_BOTTOM_BORDER (vertical_scroll_bar_bottom_border) | |
c3b8ccce GV |
566 | |
567 | /* Minimum lengths for scroll bar handles, in pixels. */ | |
8694f11b GV |
568 | #define VERTICAL_SCROLL_BAR_MIN_HANDLE (vertical_scroll_bar_min_handle) |
569 | ||
51dcffad JR |
570 | /* Trimming off a few pixels from each side prevents |
571 | text from glomming up against the scroll bar */ | |
572 | #define VERTICAL_SCROLL_BAR_WIDTH_TRIM (0) | |
c3b8ccce GV |
573 | |
574 | \f | |
fbd6baed GV |
575 | extern void w32_fill_rect (); |
576 | extern void w32_clear_window (); | |
c3b8ccce | 577 | |
fbd6baed | 578 | #define w32_fill_area(f,hdc,pix,x,y,nx,ny) \ |
c3b8ccce GV |
579 | { \ |
580 | RECT rect; \ | |
581 | rect.left = x; \ | |
582 | rect.top = y; \ | |
583 | rect.right = x + nx; \ | |
584 | rect.bottom = y + ny; \ | |
fbd6baed | 585 | w32_fill_rect (f,hdc,pix,&rect); \ |
c3b8ccce GV |
586 | } |
587 | ||
fbd6baed | 588 | #define w32_clear_rect(f,hdc,lprect) \ |
51dcffad | 589 | w32_fill_rect (f,hdc,f->output_data.x->background_pixel,lprect) |
c3b8ccce | 590 | |
51dcffad JR |
591 | #define w32_clear_area(f,hdc,px,py,nx,ny) \ |
592 | w32_fill_area (f,hdc,f->output_data.x->background_pixel,px,py,nx,ny) | |
c3b8ccce | 593 | |
d82f9149 | 594 | extern struct font_info *w32_load_font (); |
fbd6baed | 595 | extern void w32_unload_font (); |
c3b8ccce | 596 | |
8694f11b GV |
597 | /* Define for earlier versions of Visual C */ |
598 | #ifndef WM_MOUSEWHEEL | |
f11f6cce | 599 | #define WM_MOUSEWHEEL (WM_MOUSELAST + 1) |
8694f11b | 600 | #endif /* WM_MOUSEWHEEL */ |
f11f6cce GV |
601 | #ifndef MSH_MOUSEWHEEL |
602 | #define MSH_MOUSEWHEEL "MSWHEEL_ROLLMSG" | |
603 | #endif /* MSH_MOUSEWHEEL */ | |
76e4fd8c JR |
604 | #ifndef WM_XBUTTONDOWN |
605 | #define WM_XBUTTONDOWN (WM_MOUSEWHEEL + 1) | |
606 | #define WM_XBUTTONUP (WM_MOUSEWHEEL + 2) | |
607 | #endif /* WM_XBUTTONDOWN */ | |
8694f11b | 608 | |
c3b8ccce | 609 | #define WM_EMACS_START (WM_USER + 1) |
bb355434 GV |
610 | #define WM_EMACS_KILL (WM_EMACS_START + 0) |
611 | #define WM_EMACS_CREATEWINDOW (WM_EMACS_START + 1) | |
612 | #define WM_EMACS_DONE (WM_EMACS_START + 2) | |
613 | #define WM_EMACS_CREATESCROLLBAR (WM_EMACS_START + 3) | |
614 | #define WM_EMACS_SHOWWINDOW (WM_EMACS_START + 4) | |
615 | #define WM_EMACS_SETWINDOWPOS (WM_EMACS_START + 5) | |
616 | #define WM_EMACS_DESTROYWINDOW (WM_EMACS_START + 6) | |
617 | #define WM_EMACS_TRACKPOPUPMENU (WM_EMACS_START + 7) | |
618 | #define WM_EMACS_SETFOCUS (WM_EMACS_START + 8) | |
619 | #define WM_EMACS_SETFOREGROUND (WM_EMACS_START + 9) | |
620 | #define WM_EMACS_SETLOCALE (WM_EMACS_START + 10) | |
621 | #define WM_EMACS_SETKEYBOARDLAYOUT (WM_EMACS_START + 11) | |
622 | #define WM_EMACS_REGISTER_HOT_KEY (WM_EMACS_START + 12) | |
623 | #define WM_EMACS_UNREGISTER_HOT_KEY (WM_EMACS_START + 13) | |
93066bc2 | 624 | #define WM_EMACS_TOGGLE_LOCK_KEY (WM_EMACS_START + 14) |
64ade657 JR |
625 | #define WM_EMACS_TRACK_CARET (WM_EMACS_START + 15) |
626 | #define WM_EMACS_DESTROY_CARET (WM_EMACS_START + 16) | |
ab8b2d20 JR |
627 | #define WM_EMACS_SHOW_CARET (WM_EMACS_START + 17) |
628 | #define WM_EMACS_HIDE_CARET (WM_EMACS_START + 18) | |
f3358105 JR |
629 | #define WM_EMACS_SETCURSOR (WM_EMACS_START + 19) |
630 | #define WM_EMACS_END (WM_EMACS_START + 20) | |
c3b8ccce | 631 | |
177c0ea7 JB |
632 | #define WND_FONTWIDTH_INDEX (0) |
633 | #define WND_LINEHEIGHT_INDEX (4) | |
634 | #define WND_BORDER_INDEX (8) | |
635 | #define WND_SCROLLBAR_INDEX (12) | |
636 | #define WND_BACKGROUND_INDEX (16) | |
8694f11b | 637 | #define WND_LAST_INDEX (20) |
c3b8ccce | 638 | |
c3b8ccce GV |
639 | #define WND_EXTRA_BYTES (WND_LAST_INDEX) |
640 | ||
de31b97a GV |
641 | extern DWORD dwWindowsThreadId; |
642 | extern HANDLE hWindowsThread; | |
c3b8ccce GV |
643 | extern DWORD dwMainThreadId; |
644 | extern HANDLE hMainThread; | |
645 | ||
fbd6baed | 646 | typedef struct W32Msg { |
c3b8ccce GV |
647 | MSG msg; |
648 | DWORD dwModifiers; | |
649 | RECT rect; | |
fbd6baed | 650 | } W32Msg; |
c3b8ccce | 651 | |
8694f11b GV |
652 | /* Structure for recording message when input thread must return a |
653 | result that depends on lisp thread to compute. Lisp thread can | |
654 | complete deferred messages out of order. */ | |
655 | typedef struct deferred_msg | |
656 | { | |
657 | struct deferred_msg * next; | |
658 | W32Msg w32msg; | |
659 | LRESULT result; | |
660 | int completed; | |
661 | } deferred_msg; | |
662 | ||
aba66c88 GV |
663 | extern CRITICAL_SECTION critsect; |
664 | ||
c3b8ccce | 665 | extern void init_crit (); |
c3b8ccce GV |
666 | extern void delete_crit (); |
667 | ||
b44c3d59 RS |
668 | extern void signal_quit (); |
669 | ||
aba66c88 GV |
670 | #define enter_crit() EnterCriticalSection (&critsect) |
671 | #define leave_crit() LeaveCriticalSection (&critsect) | |
672 | ||
673 | extern void select_palette (struct frame * f, HDC hdc); | |
674 | extern void deselect_palette (struct frame * f, HDC hdc); | |
675 | extern HDC get_frame_dc (struct frame * f); | |
676 | extern int release_frame_dc (struct frame * f, HDC hDC); | |
677 | ||
b37ac782 AI |
678 | extern void drain_message_queue (); |
679 | ||
c3b8ccce GV |
680 | extern BOOL get_next_msg (); |
681 | extern BOOL post_msg (); | |
8694f11b | 682 | extern void complete_deferred_msg (HWND hwnd, UINT msg, LRESULT result); |
c3b8ccce GV |
683 | extern void wait_for_sync (); |
684 | ||
685 | extern BOOL parse_button (); | |
c684f475 | 686 | |
fbd6baed | 687 | /* Keypad command key support. W32 doesn't have virtual keys defined |
c684f475 GV |
688 | for the function keys on the keypad (they are mapped to the standard |
689 | fuction keys), so we define our own. */ | |
690 | #define VK_NUMPAD_BEGIN 0x92 | |
691 | #define VK_NUMPAD_CLEAR (VK_NUMPAD_BEGIN + 0) | |
692 | #define VK_NUMPAD_ENTER (VK_NUMPAD_BEGIN + 1) | |
693 | #define VK_NUMPAD_PRIOR (VK_NUMPAD_BEGIN + 2) | |
694 | #define VK_NUMPAD_NEXT (VK_NUMPAD_BEGIN + 3) | |
695 | #define VK_NUMPAD_END (VK_NUMPAD_BEGIN + 4) | |
696 | #define VK_NUMPAD_HOME (VK_NUMPAD_BEGIN + 5) | |
697 | #define VK_NUMPAD_LEFT (VK_NUMPAD_BEGIN + 6) | |
698 | #define VK_NUMPAD_UP (VK_NUMPAD_BEGIN + 7) | |
699 | #define VK_NUMPAD_RIGHT (VK_NUMPAD_BEGIN + 8) | |
700 | #define VK_NUMPAD_DOWN (VK_NUMPAD_BEGIN + 9) | |
701 | #define VK_NUMPAD_INSERT (VK_NUMPAD_BEGIN + 10) | |
702 | #define VK_NUMPAD_DELETE (VK_NUMPAD_BEGIN + 11) | |
703 | ||
704 | #ifndef VK_LWIN | |
705 | /* Older compiler environments don't have these defined. */ | |
706 | #define VK_LWIN 0x5B | |
707 | #define VK_RWIN 0x5C | |
708 | #define VK_APPS 0x5D | |
709 | #endif | |
bb355434 GV |
710 | |
711 | /* Support for treating Windows and Apps keys as modifiers. These | |
712 | constants must not overlap with any of the dwControlKeyState flags in | |
713 | KEY_EVENT_RECORD. */ | |
714 | #define LEFT_WIN_PRESSED 0x8000 | |
715 | #define RIGHT_WIN_PRESSED 0x4000 | |
716 | #define APPS_PRESSED 0x2000 | |
51dcffad | 717 | |
a81bf19b JR |
718 | /* When compiling on Windows 9x/ME and NT 3.x, the following are not defined |
719 | (even though they are supported on 98 and ME. */ | |
720 | #ifndef WM_MOUSELEAVE | |
721 | #define WM_MOUSELEAVE 0x02A3 | |
722 | #define TME_LEAVE 0x00000002; | |
723 | ||
177c0ea7 | 724 | typedef struct tagTRACKMOUSEEVENT |
a81bf19b JR |
725 | { |
726 | DWORD cbSize; | |
727 | DWORD dwFlags; | |
728 | HWND hwndTrack; | |
729 | DWORD dwHoverTime; | |
730 | } TRACKMOUSEEVENT; | |
731 | #endif | |
732 | ||
9f21c5a2 EZ |
733 | struct image; |
734 | struct face; | |
735 | ||
51dcffad JR |
736 | XGCValues *XCreateGC (void *, Window, unsigned long, XGCValues *); |
737 | struct frame * check_x_frame (Lisp_Object); | |
f3c4ec74 JR |
738 | Lisp_Object vga_stdcolor_name (int); |
739 | ||
ad23de76 JR |
740 | EXFUN (Fx_display_color_p, 1); |
741 | EXFUN (Fx_display_grayscale_p, 1); | |
8e025dd5 KS |
742 | |
743 | #define FONT_TYPE_FOR_UNIBYTE(font, ch) \ | |
744 | ((font)->bdf ? BDF_1D_FONT : ANSI_FONT) | |
745 | ||
746 | #define FONT_TYPE_FOR_MULTIBYTE(font, ch) \ | |
747 | (!(font)->bdf \ | |
748 | ? UNICODE_FONT \ | |
749 | : ((CHARSET_DIMENSION (CHAR_CHARSET ((ch))) == 1) \ | |
750 | ? BDF_1D_FONT : BDF_2D_FONT)) | |
0390f991 JR |
751 | |
752 | typedef DWORD (WINAPI * ClipboardSequence_Proc) (); | |
ee8062ff JR |
753 | typedef BOOL (WINAPI * AppendMenuW_Proc) ( |
754 | IN HMENU, | |
755 | IN UINT, | |
756 | IN UINT_PTR, | |
757 | IN LPCWSTR); | |
ab5796a9 MB |
758 | |
759 | /* arch-tag: f201d05a-1240-4fc5-8ea4-ca24d4ee5671 | |
760 | (do not change this comment) */ |