Commit | Line | Data |
---|---|---|
e9e23e23 | 1 | /* Implementation of GUI terminal on the Microsoft W32 API. |
ee78dc32 GV |
2 | Copyright (C) 1989, 1993, 1994, 1995 Free Software Foundation, Inc. |
3 | ||
4 | This file is part of GNU Emacs. | |
5 | ||
6 | GNU Emacs is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 2, or (at your option) | |
9 | any later version. | |
10 | ||
11 | GNU Emacs is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
1fb87c77 KH |
17 | along with GNU Emacs; see the file COPYING. If not, write to the |
18 | Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
19 | Boston, MA 02111-1307, USA. */ | |
ee78dc32 GV |
20 | |
21 | /* Added by Kevin Gallo */ | |
22 | ||
23 | #include <signal.h> | |
24 | #include <config.h> | |
25 | #include <stdio.h> | |
26 | #include "lisp.h" | |
2091aeb2 | 27 | #include "charset.h" |
ee78dc32 GV |
28 | #include "blockinput.h" |
29 | ||
689004fa | 30 | #include "w32term.h" |
12857dfd | 31 | #include <shellapi.h> |
ee78dc32 GV |
32 | |
33 | #include "systty.h" | |
34 | #include "systime.h" | |
35 | ||
36 | #include <ctype.h> | |
37 | #include <errno.h> | |
38 | #include <setjmp.h> | |
39 | #include <sys/stat.h> | |
40 | ||
41 | #include "frame.h" | |
42 | #include "dispextern.h" | |
43 | #include "termhooks.h" | |
44 | #include "termopts.h" | |
45 | #include "termchar.h" | |
46 | #include "gnu.h" | |
47 | #include "disptab.h" | |
48 | #include "buffer.h" | |
49 | #include "window.h" | |
50 | #include "keyboard.h" | |
51 | #include "intervals.h" | |
ef0e360f | 52 | #include "coding.h" |
ee78dc32 | 53 | |
03887dd3 KH |
54 | #undef min |
55 | #undef max | |
56 | #define min(x, y) (((x) < (y)) ? (x) : (y)) | |
57 | #define max(x, y) (((x) > (y)) ? (x) : (y)) | |
58 | ||
e7efd97e GV |
59 | extern unsigned int msh_mousewheel; |
60 | ||
ee78dc32 GV |
61 | extern void free_frame_menubar (); |
62 | ||
52cf03a1 GV |
63 | extern Lisp_Object Vwindow_system; |
64 | ||
ee78dc32 GV |
65 | #define x_any_window_to_frame x_window_to_frame |
66 | #define x_top_window_to_frame x_window_to_frame | |
67 | ||
68 | \f | |
fbd6baed GV |
69 | /* This is display since w32 does not support multiple ones. */ |
70 | struct w32_display_info one_w32_display_info; | |
ee78dc32 GV |
71 | |
72 | /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE), | |
fbd6baed | 73 | one for each element of w32_display_list and in the same order. |
ee78dc32 GV |
74 | NAME is the name of the frame. |
75 | FONT-LIST-CACHE records previous values returned by x-list-fonts. */ | |
fbd6baed | 76 | Lisp_Object w32_display_name_list; |
ee78dc32 GV |
77 | |
78 | /* Frame being updated by update_frame. This is declared in term.c. | |
79 | This is set by update_begin and looked at by all the | |
fbd6baed GV |
80 | w32 functions. It is zero while not inside an update. |
81 | In that case, the w32 functions assume that `selected_frame' | |
ee78dc32 GV |
82 | is the frame to apply to. */ |
83 | extern struct frame *updating_frame; | |
84 | ||
85 | /* This is a frame waiting to be autoraised, within w32_read_socket. */ | |
86 | struct frame *pending_autoraise_frame; | |
87 | ||
88 | /* During an update, maximum vpos for ins/del line operations to affect. */ | |
89 | ||
90 | static int flexlines; | |
91 | ||
92 | /* During an update, nonzero if chars output now should be highlighted. */ | |
93 | ||
94 | static int highlight; | |
95 | ||
96 | /* Nominal cursor position -- where to draw output. | |
97 | During an update, these are different from the cursor-box position. */ | |
98 | ||
99 | static int curs_x; | |
100 | static int curs_y; | |
101 | ||
e9e23e23 GV |
102 | DWORD dwWindowsThreadId = 0; |
103 | HANDLE hWindowsThread = NULL; | |
ee78dc32 GV |
104 | DWORD dwMainThreadId = 0; |
105 | HANDLE hMainThread = NULL; | |
106 | ||
689004fa GV |
107 | #ifndef SIF_ALL |
108 | /* These definitions are new with Windows 95. */ | |
109 | #define SIF_RANGE 0x0001 | |
110 | #define SIF_PAGE 0x0002 | |
111 | #define SIF_POS 0x0004 | |
112 | #define SIF_DISABLENOSCROLL 0x0008 | |
113 | #define SIF_TRACKPOS 0x0010 | |
114 | #define SIF_ALL (SIF_RANGE | SIF_PAGE | SIF_POS | SIF_TRACKPOS) | |
115 | ||
116 | typedef struct tagSCROLLINFO | |
117 | { | |
118 | UINT cbSize; | |
119 | UINT fMask; | |
120 | int nMin; | |
121 | int nMax; | |
122 | UINT nPage; | |
123 | int nPos; | |
124 | int nTrackPos; | |
125 | } SCROLLINFO, FAR *LPSCROLLINFO; | |
126 | typedef SCROLLINFO CONST FAR *LPCSCROLLINFO; | |
127 | #endif /* SIF_ALL */ | |
128 | ||
129 | /* Dynamic linking to new proportional scroll bar functions. */ | |
130 | int (PASCAL *pfnSetScrollInfo) (HWND hwnd, int fnBar, LPSCROLLINFO lpsi, BOOL fRedraw); | |
131 | BOOL (PASCAL *pfnGetScrollInfo) (HWND hwnd, int fnBar, LPSCROLLINFO lpsi); | |
132 | ||
133 | int vertical_scroll_bar_min_handle; | |
134 | int vertical_scroll_bar_top_border; | |
135 | int vertical_scroll_bar_bottom_border; | |
136 | ||
137 | int last_scroll_bar_drag_pos; | |
138 | ||
ee78dc32 GV |
139 | /* Mouse movement. */ |
140 | ||
141 | /* Where the mouse was last time we reported a mouse event. */ | |
142 | static FRAME_PTR last_mouse_frame; | |
143 | static RECT last_mouse_glyph; | |
144 | ||
fbd6baed | 145 | Lisp_Object Vw32_num_mouse_buttons; |
52cf03a1 | 146 | |
fbd6baed | 147 | Lisp_Object Vw32_swap_mouse_buttons; |
52cf03a1 | 148 | |
689004fa GV |
149 | /* Control whether x_raise_frame also sets input focus. */ |
150 | Lisp_Object Vw32_grab_focus_on_raise; | |
151 | ||
152 | /* Control whether Caps Lock affects non-ascii characters. */ | |
153 | Lisp_Object Vw32_capslock_is_shiftlock; | |
154 | ||
ef0e360f GV |
155 | /* Control whether right-alt and left-ctrl should be recognized as AltGr. */ |
156 | Lisp_Object Vw32_recognize_altgr; | |
157 | ||
ee78dc32 GV |
158 | /* The scroll bar in which the last motion event occurred. |
159 | ||
160 | If the last motion event occurred in a scroll bar, we set this | |
fbd6baed | 161 | so w32_mouse_position can know whether to report a scroll bar motion or |
ee78dc32 GV |
162 | an ordinary motion. |
163 | ||
164 | If the last motion event didn't occur in a scroll bar, we set this | |
fbd6baed | 165 | to Qnil, to tell w32_mouse_position to return an ordinary motion event. */ |
ee78dc32 GV |
166 | Lisp_Object last_mouse_scroll_bar; |
167 | int last_mouse_scroll_bar_pos; | |
168 | ||
fbd6baed | 169 | /* This is a hack. We would really prefer that w32_mouse_position would |
ee78dc32 GV |
170 | return the time associated with the position it returns, but there |
171 | doesn't seem to be any way to wrest the timestamp from the server | |
172 | along with the position query. So, we just keep track of the time | |
173 | of the last movement we received, and return that in hopes that | |
174 | it's somewhat accurate. */ | |
175 | Time last_mouse_movement_time; | |
176 | ||
177 | /* Incremented by w32_read_socket whenever it really tries to read events. */ | |
178 | #ifdef __STDC__ | |
179 | static int volatile input_signal_count; | |
180 | #else | |
181 | static int input_signal_count; | |
182 | #endif | |
183 | ||
184 | extern Lisp_Object Vcommand_line_args, Vsystem_name; | |
185 | ||
186 | extern Lisp_Object Qface, Qmouse_face; | |
187 | ||
188 | extern int errno; | |
189 | ||
190 | /* A mask of extra modifier bits to put into every keyboard char. */ | |
191 | extern int extra_keyboard_modifiers; | |
192 | ||
193 | static Lisp_Object Qvendor_specific_keysyms; | |
194 | ||
fbd6baed | 195 | void w32_delete_display (); |
ee78dc32 GV |
196 | |
197 | static void redraw_previous_char (); | |
198 | static void redraw_following_char (); | |
fbd6baed | 199 | static unsigned int w32_get_modifiers (); |
ee78dc32 GV |
200 | |
201 | static int fast_find_position (); | |
202 | static void note_mouse_highlight (); | |
203 | static void clear_mouse_face (); | |
204 | static void show_mouse_face (); | |
205 | static void do_line_dance (); | |
206 | ||
96214669 GV |
207 | /* Forward declarations for term hooks. Consistency with the rest of Emacs |
208 | requires the use of K&R functions prototypes. However, MSVC does not | |
209 | pick up the function prototypes correctly with K&R function definitions, | |
210 | and so we declare them first to give a little help to MSVC. */ | |
211 | static void w32_clear_frame (); | |
212 | static void w32_clear_end_of_line (int); | |
213 | static void w32_ins_del_lines (int, int); | |
214 | static void w32_change_line_highlight (int, int, int); | |
215 | static void w32_insert_glyphs (GLYPH *, int); | |
216 | static void w32_write_glyphs (GLYPH *, int); | |
217 | static void w32_delete_glyphs (int); | |
218 | static void w32_ring_bell (); | |
219 | static void w32_reset_terminal_modes (); | |
220 | static void w32_set_terminal_modes (); | |
221 | static void w32_update_begin (FRAME_PTR); | |
222 | static void w32_update_end (FRAME_PTR); | |
223 | static void w32_set_terminal_window (int); | |
224 | extern int w32_read_socket (int, struct input_event *, int, int); | |
225 | static void w32_frame_up_to_date (FRAME_PTR); | |
226 | static void w32_cursor_to (int, int); | |
227 | static void w32_reassert_line_highlight (int, int); | |
228 | static void w32_mouse_position (FRAME_PTR *, int, Lisp_Object *, | |
229 | enum scroll_bar_part *, Lisp_Object *, | |
230 | Lisp_Object *, unsigned long *); | |
231 | static void w32_frame_rehighlight (FRAME_PTR); | |
232 | static void w32_frame_raise_lower (FRAME_PTR, int); | |
233 | static void w32_set_vertical_scroll_bar (struct window *, int, int, int); | |
234 | static void w32_condemn_scroll_bars (FRAME_PTR); | |
235 | static void w32_redeem_scroll_bar (struct window *); | |
236 | static void w32_judge_scroll_bars (FRAME_PTR); | |
ee78dc32 GV |
237 | \f |
238 | #if 0 | |
239 | /* This is a function useful for recording debugging information | |
240 | about the sequence of occurrences in this file. */ | |
241 | ||
242 | struct record | |
243 | { | |
244 | char *locus; | |
245 | int type; | |
246 | }; | |
247 | ||
248 | struct record event_record[100]; | |
249 | ||
250 | int event_record_index; | |
251 | ||
252 | record_event (locus, type) | |
253 | char *locus; | |
254 | int type; | |
255 | { | |
256 | if (event_record_index == sizeof (event_record) / sizeof (struct record)) | |
257 | event_record_index = 0; | |
258 | ||
259 | event_record[event_record_index].locus = locus; | |
260 | event_record[event_record_index].type = type; | |
261 | event_record_index++; | |
262 | } | |
263 | ||
264 | #endif /* 0 */ | |
265 | \f | |
fbd6baed | 266 | /* Return the struct w32_display_info. */ |
ee78dc32 | 267 | |
fbd6baed GV |
268 | struct w32_display_info * |
269 | w32_display_info_for_display () | |
ee78dc32 | 270 | { |
fbd6baed | 271 | return (&one_w32_display_info); |
ee78dc32 GV |
272 | } |
273 | ||
274 | void | |
fbd6baed | 275 | w32_fill_rect (f, _hdc, pix, lprect) |
ee78dc32 GV |
276 | FRAME_PTR f; |
277 | HDC _hdc; | |
278 | COLORREF pix; | |
279 | RECT * lprect; | |
280 | { | |
281 | HDC hdc; | |
282 | HBRUSH hb; | |
ee78dc32 GV |
283 | RECT rect; |
284 | ||
285 | if (_hdc) | |
286 | hdc = _hdc; | |
287 | else | |
288 | { | |
289 | if (!f) return; | |
52cf03a1 | 290 | hdc = get_frame_dc (f); |
ee78dc32 GV |
291 | } |
292 | ||
293 | hb = CreateSolidBrush (pix); | |
ee78dc32 | 294 | FillRect (hdc, lprect, hb); |
ee78dc32 GV |
295 | DeleteObject (hb); |
296 | ||
297 | if (!_hdc) | |
52cf03a1 | 298 | release_frame_dc (f, hdc); |
ee78dc32 GV |
299 | } |
300 | ||
301 | void | |
fbd6baed | 302 | w32_clear_window (f) |
ee78dc32 GV |
303 | FRAME_PTR f; |
304 | { | |
305 | RECT rect; | |
52cf03a1 | 306 | |
fbd6baed GV |
307 | GetClientRect (FRAME_W32_WINDOW (f), &rect); |
308 | w32_clear_rect (f, NULL, &rect); | |
ee78dc32 GV |
309 | } |
310 | ||
311 | \f | |
312 | /* Starting and ending updates. | |
313 | ||
314 | These hooks are called by update_frame at the beginning and end | |
315 | of a frame update. We record in `updating_frame' the identity | |
fbd6baed GV |
316 | of the frame being updated, so that the w32_... functions do not |
317 | need to take a frame as argument. Most of the w32_... functions | |
ee78dc32 | 318 | should never be called except during an update, the only exceptions |
fbd6baed | 319 | being w32_cursor_to, w32_write_glyphs and w32_reassert_line_highlight. */ |
ee78dc32 | 320 | |
96214669 | 321 | static void |
fbd6baed | 322 | w32_update_begin (f) |
ee78dc32 GV |
323 | struct frame *f; |
324 | { | |
325 | if (f == 0) | |
326 | abort (); | |
327 | ||
328 | flexlines = f->height; | |
329 | highlight = 0; | |
330 | ||
331 | BLOCK_INPUT; | |
332 | ||
52cf03a1 GV |
333 | /* Regenerate display palette before drawing if list of requested |
334 | colors has changed. */ | |
fbd6baed | 335 | if (FRAME_W32_DISPLAY_INFO (f)->regen_palette) |
52cf03a1 | 336 | { |
fbd6baed GV |
337 | w32_regenerate_palette (f); |
338 | FRAME_W32_DISPLAY_INFO (f)->regen_palette = FALSE; | |
52cf03a1 GV |
339 | } |
340 | ||
fbd6baed | 341 | if (f == FRAME_W32_DISPLAY_INFO (f)->mouse_face_mouse_frame) |
ee78dc32 GV |
342 | { |
343 | /* Don't do highlighting for mouse motion during the update. */ | |
fbd6baed | 344 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_defer = 1; |
ee78dc32 GV |
345 | |
346 | /* If the frame needs to be redrawn, | |
347 | simply forget about any prior mouse highlighting. */ | |
348 | if (FRAME_GARBAGED_P (f)) | |
fbd6baed | 349 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_window = Qnil; |
ee78dc32 | 350 | |
fbd6baed | 351 | if (!NILP (FRAME_W32_DISPLAY_INFO (f)->mouse_face_window)) |
ee78dc32 GV |
352 | { |
353 | int firstline, lastline, i; | |
fbd6baed | 354 | struct window *w = XWINDOW (FRAME_W32_DISPLAY_INFO (f)->mouse_face_window); |
ee78dc32 GV |
355 | |
356 | /* Find the first, and the last+1, lines affected by redisplay. */ | |
357 | for (firstline = 0; firstline < f->height; firstline++) | |
358 | if (FRAME_DESIRED_GLYPHS (f)->enable[firstline]) | |
359 | break; | |
360 | ||
361 | lastline = f->height; | |
362 | for (i = f->height - 1; i >= 0; i--) | |
363 | { | |
364 | if (FRAME_DESIRED_GLYPHS (f)->enable[i]) | |
365 | break; | |
366 | else | |
367 | lastline = i; | |
368 | } | |
369 | ||
370 | /* Can we tell that this update does not affect the window | |
371 | where the mouse highlight is? If so, no need to turn off. | |
372 | Likewise, don't do anything if the frame is garbaged; | |
373 | in that case, the FRAME_CURRENT_GLYPHS that we would use | |
374 | are all wrong, and we will redisplay that line anyway. */ | |
375 | if (! (firstline > (XFASTINT (w->top) + window_internal_height (w)) | |
376 | || lastline < XFASTINT (w->top))) | |
fbd6baed | 377 | clear_mouse_face (FRAME_W32_DISPLAY_INFO (f)); |
ee78dc32 GV |
378 | } |
379 | } | |
380 | ||
381 | UNBLOCK_INPUT; | |
382 | } | |
383 | ||
96214669 | 384 | static void |
fbd6baed | 385 | w32_update_end (f) |
ee78dc32 GV |
386 | struct frame *f; |
387 | { | |
388 | BLOCK_INPUT; | |
389 | ||
390 | do_line_dance (); | |
391 | x_display_cursor (f, 1); | |
392 | ||
fbd6baed GV |
393 | if (f == FRAME_W32_DISPLAY_INFO (f)->mouse_face_mouse_frame) |
394 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_defer = 0; | |
ee78dc32 GV |
395 | |
396 | UNBLOCK_INPUT; | |
397 | } | |
398 | ||
399 | /* This is called after a redisplay on frame F. */ | |
400 | ||
96214669 | 401 | static void |
fbd6baed | 402 | w32_frame_up_to_date (f) |
ee78dc32 GV |
403 | FRAME_PTR f; |
404 | { | |
689004fa | 405 | BLOCK_INPUT; |
fbd6baed GV |
406 | if (FRAME_W32_DISPLAY_INFO (f)->mouse_face_deferred_gc |
407 | || f == FRAME_W32_DISPLAY_INFO (f)->mouse_face_mouse_frame) | |
ee78dc32 | 408 | { |
fbd6baed GV |
409 | note_mouse_highlight (FRAME_W32_DISPLAY_INFO (f)->mouse_face_mouse_frame, |
410 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_mouse_x, | |
411 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_mouse_y); | |
412 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_deferred_gc = 0; | |
ee78dc32 | 413 | } |
689004fa | 414 | UNBLOCK_INPUT; |
ee78dc32 GV |
415 | } |
416 | \f | |
417 | /* External interface to control of standout mode. | |
418 | Call this when about to modify line at position VPOS | |
419 | and not change whether it is highlighted. */ | |
420 | ||
96214669 | 421 | static void |
fbd6baed | 422 | w32_reassert_line_highlight (new, vpos) |
ee78dc32 GV |
423 | int new, vpos; |
424 | { | |
425 | highlight = new; | |
426 | } | |
427 | ||
428 | /* Call this when about to modify line at position VPOS | |
429 | and change whether it is highlighted. */ | |
430 | ||
96214669 | 431 | static void |
fbd6baed | 432 | w32_change_line_highlight (new_highlight, vpos, first_unused_hpos) |
ee78dc32 GV |
433 | int new_highlight, vpos, first_unused_hpos; |
434 | { | |
435 | highlight = new_highlight; | |
fbd6baed GV |
436 | w32_cursor_to (vpos, 0); |
437 | w32_clear_end_of_line (updating_frame->width); | |
ee78dc32 GV |
438 | } |
439 | ||
440 | /* This is used when starting Emacs and when restarting after suspend. | |
441 | When starting Emacs, no window is mapped. And nothing must be done | |
442 | to Emacs's own window if it is suspended (though that rarely happens). */ | |
443 | ||
96214669 GV |
444 | static void |
445 | w32_set_terminal_modes (void) | |
ee78dc32 GV |
446 | { |
447 | } | |
448 | ||
449 | /* This is called when exiting or suspending Emacs. | |
fbd6baed | 450 | Exiting will make the W32 windows go away, and suspending |
ee78dc32 GV |
451 | requires no action. */ |
452 | ||
96214669 GV |
453 | static void |
454 | w32_reset_terminal_modes (void) | |
ee78dc32 GV |
455 | { |
456 | } | |
457 | \f | |
458 | /* Set the nominal cursor position of the frame. | |
459 | This is where display update commands will take effect. | |
460 | This does not affect the place where the cursor-box is displayed. */ | |
461 | ||
96214669 | 462 | static void |
fbd6baed | 463 | w32_cursor_to (row, col) |
ee78dc32 GV |
464 | register int row, col; |
465 | { | |
466 | int orow = row; | |
467 | ||
468 | curs_x = col; | |
469 | curs_y = row; | |
470 | ||
471 | if (updating_frame == 0) | |
472 | { | |
473 | BLOCK_INPUT; | |
474 | x_display_cursor (selected_frame, 1); | |
475 | UNBLOCK_INPUT; | |
476 | } | |
477 | } | |
478 | \f | |
479 | /* Display a sequence of N glyphs found at GP. | |
480 | WINDOW is the window to output to. LEFT and TOP are starting coords. | |
481 | HL is 1 if this text is highlighted, 2 if the cursor is on it, | |
482 | 3 if should appear in its mouse-face. | |
483 | JUST_FOREGROUND if 1 means draw only the foreground; | |
484 | don't alter the background. | |
485 | ||
486 | FONT is the default font to use (for glyphs whose font-code is 0). | |
487 | ||
488 | Since the display generation code is responsible for calling | |
489 | compute_char_face and compute_glyph_face on everything it puts in | |
490 | the display structure, we can assume that the face code on each | |
491 | glyph is a valid index into FRAME_COMPUTED_FACES (f), and the one | |
492 | to which we can actually apply intern_face. | |
493 | Call this function with input blocked. */ | |
494 | ||
495 | static void | |
ef0e360f | 496 | dumpglyphs (f, left, top, gp, n, hl, just_foreground, cmpcharp) |
ee78dc32 GV |
497 | struct frame *f; |
498 | int left, top; | |
499 | register GLYPH *gp; /* Points to first GLYPH. */ | |
500 | register int n; /* Number of glyphs to display. */ | |
501 | int hl; | |
502 | int just_foreground; | |
ef0e360f | 503 | struct cmpchar_info *cmpcharp; |
ee78dc32 GV |
504 | { |
505 | /* Holds characters to be displayed. */ | |
506 | char *buf = (char *) alloca (f->width * sizeof (*buf)); | |
507 | register char *cp; /* Steps through buf[]. */ | |
508 | register int tlen = GLYPH_TABLE_LENGTH; | |
509 | register Lisp_Object *tbase = GLYPH_TABLE_BASE; | |
fbd6baed | 510 | Window window = FRAME_W32_WINDOW (f); |
ee78dc32 GV |
511 | int orig_left = left; |
512 | HDC hdc; | |
513 | ||
52cf03a1 | 514 | hdc = get_frame_dc (f); |
ee78dc32 GV |
515 | |
516 | while (n > 0) | |
517 | { | |
518 | /* Get the face-code of the next GLYPH. */ | |
519 | int cf, len; | |
ef0e360f GV |
520 | GLYPH g = *gp; |
521 | int ch, charset; | |
ee78dc32 GV |
522 | |
523 | GLYPH_FOLLOW_ALIASES (tbase, tlen, g); | |
ef0e360f GV |
524 | cf = (cmpcharp ? cmpcharp->face_work : FAST_GLYPH_FACE (g)); |
525 | ch = FAST_GLYPH_CHAR (g); | |
526 | charset = CHAR_CHARSET (ch); | |
527 | if (charset == CHARSET_COMPOSITION) | |
528 | { | |
529 | struct face *face = FRAME_DEFAULT_FACE (f); | |
530 | XFontStruct *font = FACE_FONT (face); | |
531 | /* We must draw components of the composite character on the | |
532 | same column */ | |
533 | cmpcharp = cmpchar_table[COMPOSITE_CHAR_ID (ch)]; | |
534 | ||
535 | /* Set the face in the slot for work. */ | |
536 | cmpcharp->face_work = cf; | |
537 | ||
538 | dumpglyphs (f, left, top, cmpcharp->glyph, cmpcharp->glyph_len, | |
539 | hl, just_foreground, cmpcharp); | |
540 | left += FONT_WIDTH (font) * cmpcharp->width; | |
541 | ++gp, --n; | |
542 | while (gp && (*gp & GLYPH_MASK_PADDING)) ++gp, --n; | |
543 | cmpcharp = NULL; | |
544 | continue; | |
545 | } | |
ee78dc32 GV |
546 | /* Find the run of consecutive glyphs with the same face-code. |
547 | Extract their character codes into BUF. */ | |
548 | cp = buf; | |
549 | while (n > 0) | |
550 | { | |
ef0e360f GV |
551 | int this_charset, c[2]; |
552 | ||
ee78dc32 GV |
553 | g = *gp; |
554 | GLYPH_FOLLOW_ALIASES (tbase, tlen, g); | |
ef0e360f GV |
555 | ch = FAST_GLYPH_CHAR (g); |
556 | SPLIT_CHAR (ch, this_charset, c[0], c[1]); | |
557 | if (this_charset != charset | |
558 | || (cmpcharp == NULL && FAST_GLYPH_FACE (g) != cf)) | |
ee78dc32 GV |
559 | break; |
560 | ||
ef0e360f GV |
561 | if ( c[1] > 0 ) |
562 | { | |
563 | int consumed, produced; | |
564 | /* Handle multibyte characters (still assuming user | |
565 | selects correct font themselves for now */ | |
566 | produced = encode_terminal_code(gp, cp, 1, | |
567 | (f->width*sizeof(*buf))-(cp-buf), &consumed); | |
568 | /* If we can't display this glyph, skip it */ | |
569 | if (consumed == 0) | |
570 | gp++,n--; | |
571 | else | |
572 | gp += consumed, n-= consumed; | |
573 | cp += produced; | |
574 | } | |
575 | else | |
576 | { | |
577 | *cp++ = c[0]; | |
578 | ++gp, --n; | |
579 | } | |
580 | while (gp && (*gp & GLYPH_MASK_PADDING)) | |
581 | ++gp, --n; | |
ee78dc32 GV |
582 | } |
583 | ||
584 | /* LEN gets the length of the run. */ | |
585 | len = cp - buf; | |
ee78dc32 GV |
586 | /* Now output this run of chars, with the font and pixel values |
587 | determined by the face code CF. */ | |
588 | { | |
ef0e360f | 589 | int stippled = 0; |
ee78dc32 GV |
590 | struct face *face = FRAME_DEFAULT_FACE (f); |
591 | XFontStruct *font = FACE_FONT (face); | |
ee78dc32 GV |
592 | COLORREF fg; |
593 | COLORREF bg; | |
594 | ||
595 | /* HL = 3 means use a mouse face previously chosen. */ | |
596 | if (hl == 3) | |
fbd6baed | 597 | cf = FRAME_W32_DISPLAY_INFO (f)->mouse_face_face_id; |
ee78dc32 GV |
598 | |
599 | /* First look at the face of the text itself. */ | |
600 | if (cf != 0) | |
601 | { | |
602 | /* It's possible for the display table to specify | |
603 | a face code that is out of range. Use 0 in that case. */ | |
604 | if (cf < 0 || cf >= FRAME_N_COMPUTED_FACES (f) | |
605 | || FRAME_COMPUTED_FACES (f) [cf] == 0) | |
606 | cf = 0; | |
607 | ||
608 | if (cf == 1) | |
609 | face = FRAME_MODE_LINE_FACE (f); | |
610 | else | |
611 | face = intern_face (f, FRAME_COMPUTED_FACES (f) [cf]); | |
612 | font = FACE_FONT (face); | |
613 | if (FACE_STIPPLE (face)) | |
614 | stippled = 1; | |
615 | } | |
616 | ||
617 | /* Then comes the distinction between modeline and normal text. */ | |
618 | else if (hl == 0) | |
619 | ; | |
620 | else if (hl == 1) | |
621 | { | |
622 | face = FRAME_MODE_LINE_FACE (f); | |
623 | font = FACE_FONT (face); | |
624 | if (FACE_STIPPLE (face)) | |
625 | stippled = 1; | |
626 | } | |
627 | ||
628 | fg = face->foreground; | |
629 | bg = face->background; | |
630 | ||
631 | /* Now override that if the cursor's on this character. */ | |
632 | if (hl == 2) | |
633 | { | |
634 | /* The cursor overrides stippling. */ | |
635 | stippled = 0; | |
636 | ||
637 | if ((!face->font | |
638 | || face->font == (XFontStruct *) FACE_DEFAULT | |
fbd6baed GV |
639 | || face->font == f->output_data.w32->font) |
640 | && face->background == f->output_data.w32->background_pixel | |
641 | && face->foreground == f->output_data.w32->foreground_pixel) | |
ee78dc32 | 642 | { |
fbd6baed | 643 | bg = f->output_data.w32->cursor_pixel; |
ee78dc32 GV |
644 | fg = face->background; |
645 | } | |
646 | /* Cursor on non-default face: must merge. */ | |
647 | else | |
648 | { | |
fbd6baed | 649 | bg = f->output_data.w32->cursor_pixel; |
ee78dc32 GV |
650 | fg = face->background; |
651 | /* If the glyph would be invisible, | |
652 | try a different foreground. */ | |
653 | if (fg == bg) | |
654 | fg = face->foreground; | |
655 | if (fg == bg) | |
fbd6baed | 656 | fg = f->output_data.w32->cursor_foreground_pixel; |
ee78dc32 GV |
657 | if (fg == bg) |
658 | fg = face->foreground; | |
659 | /* Make sure the cursor is distinct from text in this face. */ | |
660 | if (bg == face->background | |
661 | && fg == face->foreground) | |
662 | { | |
663 | bg = face->foreground; | |
664 | fg = face->background; | |
665 | } | |
666 | } | |
667 | } | |
668 | ||
669 | if (font == (XFontStruct *) FACE_DEFAULT) | |
fbd6baed | 670 | font = f->output_data.w32->font; |
ee78dc32 GV |
671 | |
672 | SetBkMode (hdc, just_foreground ? TRANSPARENT : OPAQUE); | |
673 | ||
674 | SetTextColor (hdc, fg); | |
675 | SetBkColor (hdc, bg); | |
676 | ||
677 | SelectObject (hdc, font->hfont); | |
678 | ||
679 | TextOut (hdc, left, top, buf, len); | |
680 | ||
681 | if (!just_foreground) | |
682 | { | |
683 | /* Clear the rest of the line's height. */ | |
fbd6baed GV |
684 | if (f->output_data.w32->line_height != FONT_HEIGHT (font)) |
685 | w32_fill_area (f, hdc, bg, | |
ee78dc32 GV |
686 | left, |
687 | top + FONT_HEIGHT (font), | |
688 | FONT_WIDTH (font) * len, | |
fbd6baed | 689 | f->output_data.w32->line_height - FONT_HEIGHT (font)); |
ee78dc32 GV |
690 | } |
691 | ||
692 | { | |
693 | int underline_position = 1; | |
694 | ||
695 | if (font->tm.tmDescent <= underline_position) | |
696 | underline_position = font->tm.tmDescent - 1; | |
697 | ||
698 | if (face->underline) | |
fbd6baed | 699 | w32_fill_area (f, hdc, fg, |
ee78dc32 GV |
700 | left, (top |
701 | + FONT_BASE (font) | |
702 | + underline_position), | |
703 | len * FONT_WIDTH (font), 1); | |
704 | } | |
705 | ||
706 | left += len * FONT_WIDTH (font); | |
707 | } | |
708 | } | |
709 | ||
52cf03a1 | 710 | release_frame_dc (f, hdc); |
ee78dc32 GV |
711 | } |
712 | ||
713 | \f | |
714 | /* Output some text at the nominal frame cursor position. | |
715 | Advance the cursor over the text. | |
716 | Output LEN glyphs at START. | |
717 | ||
fbd6baed | 718 | `highlight', set up by w32_reassert_line_highlight or w32_change_line_highlight, |
ee78dc32 GV |
719 | controls the pixel values used for foreground and background. */ |
720 | ||
96214669 | 721 | static void |
fbd6baed | 722 | w32_write_glyphs (start, len) |
ee78dc32 GV |
723 | register GLYPH *start; |
724 | int len; | |
725 | { | |
726 | register int temp_length; | |
727 | struct frame *f; | |
728 | ||
729 | BLOCK_INPUT; | |
730 | ||
731 | do_line_dance (); | |
732 | f = updating_frame; | |
733 | if (f == 0) | |
734 | { | |
735 | f = selected_frame; | |
736 | /* If not within an update, | |
737 | output at the frame's visible cursor. */ | |
738 | curs_x = f->cursor_x; | |
739 | curs_y = f->cursor_y; | |
740 | } | |
741 | ||
742 | dumpglyphs (f, | |
743 | CHAR_TO_PIXEL_COL (f, curs_x), | |
744 | CHAR_TO_PIXEL_ROW (f, curs_y), | |
ef0e360f | 745 | start, len, highlight, 0, NULL); |
ee78dc32 GV |
746 | |
747 | /* If we drew on top of the cursor, note that it is turned off. */ | |
748 | if (curs_y == f->phys_cursor_y | |
749 | && curs_x <= f->phys_cursor_x | |
750 | && curs_x + len > f->phys_cursor_x) | |
751 | f->phys_cursor_x = -1; | |
752 | ||
753 | if (updating_frame == 0) | |
754 | { | |
755 | f->cursor_x += len; | |
756 | x_display_cursor (f, 1); | |
757 | f->cursor_x -= len; | |
758 | } | |
759 | else | |
760 | curs_x += len; | |
761 | ||
762 | UNBLOCK_INPUT; | |
763 | } | |
764 | \f | |
765 | /* Clear to the end of the line. | |
766 | Erase the current text line from the nominal cursor position (inclusive) | |
767 | to column FIRST_UNUSED (exclusive). The idea is that everything | |
768 | from FIRST_UNUSED onward is already erased. */ | |
769 | ||
96214669 | 770 | static void |
fbd6baed | 771 | w32_clear_end_of_line (first_unused) |
ee78dc32 GV |
772 | register int first_unused; |
773 | { | |
774 | struct frame *f = updating_frame; | |
775 | ||
776 | if (f == 0) | |
777 | abort (); | |
778 | ||
779 | if (curs_y < 0 || curs_y >= f->height) | |
96214669 | 780 | return; |
ee78dc32 | 781 | if (first_unused <= 0) |
96214669 | 782 | return; |
ee78dc32 GV |
783 | |
784 | if (first_unused >= f->width) | |
785 | first_unused = f->width; | |
786 | ||
11606873 GV |
787 | first_unused += FRAME_LEFT_SCROLL_BAR_WIDTH (f); |
788 | ||
ee78dc32 GV |
789 | BLOCK_INPUT; |
790 | ||
791 | do_line_dance (); | |
792 | ||
793 | /* Notice if the cursor will be cleared by this operation. */ | |
794 | if (curs_y == f->phys_cursor_y | |
795 | && curs_x <= f->phys_cursor_x | |
796 | && f->phys_cursor_x < first_unused) | |
797 | f->phys_cursor_x = -1; | |
798 | ||
fbd6baed | 799 | w32_clear_area (f, NULL, |
ee78dc32 GV |
800 | CHAR_TO_PIXEL_COL (f, curs_x), |
801 | CHAR_TO_PIXEL_ROW (f, curs_y), | |
fbd6baed GV |
802 | FONT_WIDTH (f->output_data.w32->font) * (first_unused - curs_x), |
803 | f->output_data.w32->line_height); | |
ee78dc32 GV |
804 | |
805 | UNBLOCK_INPUT; | |
806 | } | |
807 | ||
96214669 | 808 | static void |
fbd6baed | 809 | w32_clear_frame () |
ee78dc32 GV |
810 | { |
811 | struct frame *f = updating_frame; | |
812 | ||
813 | if (f == 0) | |
814 | f = selected_frame; | |
815 | ||
816 | f->phys_cursor_x = -1; /* Cursor not visible. */ | |
817 | curs_x = 0; /* Nominal cursor position is top left. */ | |
818 | curs_y = 0; | |
819 | ||
820 | BLOCK_INPUT; | |
821 | ||
fbd6baed | 822 | w32_clear_window (f); |
ee78dc32 GV |
823 | |
824 | /* We have to clear the scroll bars, too. If we have changed | |
825 | colors or something like that, then they should be notified. */ | |
826 | x_scroll_bar_clear (f); | |
827 | ||
828 | UNBLOCK_INPUT; | |
829 | } | |
830 | \f | |
831 | /* Make audible bell. */ | |
832 | ||
96214669 GV |
833 | static void |
834 | w32_ring_bell (void) | |
ee78dc32 GV |
835 | { |
836 | BLOCK_INPUT; | |
837 | ||
838 | if (visible_bell) | |
8331e676 GV |
839 | { |
840 | int i; | |
841 | HWND hwnd = FRAME_W32_WINDOW (selected_frame); | |
842 | ||
843 | for (i = 0; i < 5; i++) | |
844 | { | |
845 | FlashWindow (hwnd, TRUE); | |
846 | Sleep (10); | |
847 | } | |
848 | FlashWindow (hwnd, FALSE); | |
849 | } | |
ee78dc32 | 850 | else |
fbd6baed | 851 | w32_sys_ring_bell (); |
ee78dc32 GV |
852 | |
853 | UNBLOCK_INPUT; | |
ee78dc32 GV |
854 | } |
855 | \f | |
856 | /* Insert and delete character. | |
857 | These are not supposed to be used because we are supposed to turn | |
858 | off the feature of using them. */ | |
859 | ||
96214669 | 860 | static void |
fbd6baed | 861 | w32_insert_glyphs (start, len) |
96214669 | 862 | register GLYPH *start; |
ee78dc32 GV |
863 | register int len; |
864 | { | |
865 | abort (); | |
866 | } | |
867 | ||
96214669 | 868 | static void |
fbd6baed | 869 | w32_delete_glyphs (n) |
ee78dc32 GV |
870 | register int n; |
871 | { | |
872 | abort (); | |
873 | } | |
874 | \f | |
875 | /* Specify how many text lines, from the top of the window, | |
876 | should be affected by insert-lines and delete-lines operations. | |
877 | This, and those operations, are used only within an update | |
fbd6baed | 878 | that is bounded by calls to w32_update_begin and w32_update_end. */ |
ee78dc32 | 879 | |
96214669 | 880 | static void |
fbd6baed | 881 | w32_set_terminal_window (n) |
ee78dc32 GV |
882 | register int n; |
883 | { | |
884 | if (updating_frame == 0) | |
885 | abort (); | |
886 | ||
887 | if ((n <= 0) || (n > updating_frame->height)) | |
888 | flexlines = updating_frame->height; | |
889 | else | |
890 | flexlines = n; | |
891 | } | |
892 | \f | |
893 | /* These variables need not be per frame | |
894 | because redisplay is done on a frame-by-frame basis | |
895 | and the line dance for one frame is finished before | |
896 | anything is done for another frame. */ | |
897 | ||
898 | /* Array of line numbers from cached insert/delete operations. | |
899 | line_dance[i] is the old position of the line that we want | |
900 | to move to line i, or -1 if we want a blank line there. */ | |
901 | static int *line_dance; | |
902 | ||
903 | /* Allocated length of that array. */ | |
904 | static int line_dance_len; | |
905 | ||
906 | /* Flag indicating whether we've done any work. */ | |
907 | static int line_dance_in_progress; | |
908 | ||
909 | /* Perform an insert-lines or delete-lines operation, | |
910 | inserting N lines or deleting -N lines at vertical position VPOS. */ | |
96214669 GV |
911 | |
912 | static void | |
fbd6baed | 913 | w32_ins_del_lines (vpos, n) |
ee78dc32 GV |
914 | int vpos, n; |
915 | { | |
916 | register int fence, i; | |
917 | ||
918 | if (vpos >= flexlines) | |
96214669 | 919 | return; |
ee78dc32 GV |
920 | |
921 | if (!line_dance_in_progress) | |
922 | { | |
923 | int ht = updating_frame->height; | |
924 | if (ht > line_dance_len) | |
925 | { | |
926 | line_dance = (int *)xrealloc (line_dance, ht * sizeof (int)); | |
927 | line_dance_len = ht; | |
928 | } | |
929 | for (i = 0; i < ht; ++i) line_dance[i] = i; | |
930 | line_dance_in_progress = 1; | |
931 | } | |
932 | if (n >= 0) | |
933 | { | |
934 | if (n > flexlines - vpos) | |
935 | n = flexlines - vpos; | |
936 | fence = vpos + n; | |
937 | for (i = flexlines; --i >= fence;) | |
938 | line_dance[i] = line_dance[i-n]; | |
939 | for (i = fence; --i >= vpos;) | |
940 | line_dance[i] = -1; | |
941 | } | |
942 | else | |
943 | { | |
944 | n = -n; | |
945 | if (n > flexlines - vpos) | |
946 | n = flexlines - vpos; | |
947 | fence = flexlines - n; | |
948 | for (i = vpos; i < fence; ++i) | |
949 | line_dance[i] = line_dance[i + n]; | |
950 | for (i = fence; i < flexlines; ++i) | |
951 | line_dance[i] = -1; | |
952 | } | |
953 | } | |
954 | ||
955 | /* Here's where we actually move the pixels around. | |
956 | Must be called with input blocked. */ | |
957 | static void | |
958 | do_line_dance () | |
959 | { | |
960 | register int i, j, distance; | |
961 | register struct frame *f; | |
962 | int ht; | |
963 | int intborder; | |
964 | HDC hdc; | |
965 | ||
966 | /* Must check this flag first. If it's not set, then not only is the | |
967 | array uninitialized, but we might not even have a frame. */ | |
968 | if (!line_dance_in_progress) | |
969 | return; | |
970 | ||
971 | f = updating_frame; | |
972 | if (f == 0) | |
973 | abort (); | |
974 | ||
975 | ht = f->height; | |
fbd6baed | 976 | intborder = f->output_data.w32->internal_border_width; |
ee78dc32 GV |
977 | |
978 | x_display_cursor (updating_frame, 0); | |
979 | ||
52cf03a1 | 980 | hdc = get_frame_dc (f); |
ee78dc32 GV |
981 | |
982 | for (i = 0; i < ht; ++i) | |
983 | if (line_dance[i] != -1 && (distance = line_dance[i]-i) > 0) | |
984 | { | |
985 | for (j = i; (j < ht && line_dance[j] != -1 | |
986 | && line_dance[j]-j == distance); ++j); | |
987 | /* Copy [i,j) upward from [i+distance, j+distance) */ | |
988 | BitBlt (hdc, | |
989 | intborder, CHAR_TO_PIXEL_ROW (f, i+distance), | |
fbd6baed GV |
990 | f->width * FONT_WIDTH (f->output_data.w32->font), |
991 | (j-i) * f->output_data.w32->line_height, | |
ee78dc32 GV |
992 | hdc, |
993 | intborder, CHAR_TO_PIXEL_ROW (f, i), | |
994 | SRCCOPY); | |
995 | i = j-1; | |
996 | } | |
997 | ||
998 | for (i = ht; --i >=0; ) | |
999 | if (line_dance[i] != -1 && (distance = line_dance[i]-i) < 0) | |
1000 | { | |
1001 | for (j = i; (--j >= 0 && line_dance[j] != -1 | |
1002 | && line_dance[j]-j == distance);); | |
1003 | /* Copy (j, i] downward from (j+distance, i+distance] */ | |
1004 | BitBlt (hdc, | |
1005 | intborder, CHAR_TO_PIXEL_ROW (f, j+1+distance), | |
fbd6baed GV |
1006 | f->width * FONT_WIDTH (f->output_data.w32->font), |
1007 | (i-j) * f->output_data.w32->line_height, | |
ee78dc32 GV |
1008 | hdc, |
1009 | intborder, CHAR_TO_PIXEL_ROW (f, j+1), | |
1010 | SRCCOPY); | |
1011 | i = j+1; | |
1012 | } | |
1013 | ||
ee78dc32 GV |
1014 | for (i = 0; i < ht; ++i) |
1015 | if (line_dance[i] == -1) | |
1016 | { | |
1017 | for (j = i; j < ht && line_dance[j] == -1; ++j); | |
1018 | /* Clear [i,j) */ | |
689004fa | 1019 | w32_clear_area (f, hdc, |
ee78dc32 GV |
1020 | intborder, |
1021 | CHAR_TO_PIXEL_ROW (f, i), | |
fbd6baed GV |
1022 | f->width * FONT_WIDTH (f->output_data.w32->font), |
1023 | (j-i) * f->output_data.w32->line_height); | |
ee78dc32 GV |
1024 | i = j-1; |
1025 | } | |
1026 | line_dance_in_progress = 0; | |
689004fa GV |
1027 | |
1028 | release_frame_dc (f, hdc); | |
ee78dc32 GV |
1029 | } |
1030 | \f | |
1031 | /* Support routines for exposure events. */ | |
1032 | static void clear_cursor (); | |
1033 | ||
1034 | /* Output into a rectangle of a window (for frame F) | |
1035 | the characters in f->phys_lines that overlap that rectangle. | |
1036 | TOP and LEFT are the position of the upper left corner of the rectangle. | |
1037 | ROWS and COLS are the size of the rectangle. | |
1038 | Call this function with input blocked. */ | |
1039 | ||
1040 | void | |
1041 | dumprectangle (f, left, top, cols, rows) | |
1042 | struct frame *f; | |
1043 | register int left, top, cols, rows; | |
1044 | { | |
1045 | register struct frame_glyphs *active_frame = FRAME_CURRENT_GLYPHS (f); | |
1046 | int cursor_cleared = 0; | |
1047 | int bottom, right; | |
1048 | register int y; | |
1049 | ||
1050 | if (FRAME_GARBAGED_P (f)) | |
1051 | return; | |
1052 | ||
1053 | /* Express rectangle as four edges, instead of position-and-size. */ | |
1054 | bottom = top + rows; | |
1055 | right = left + cols; | |
1056 | ||
1057 | /* Convert rectangle edges in pixels to edges in chars. | |
1058 | Round down for left and top, up for right and bottom. */ | |
1059 | top = PIXEL_TO_CHAR_ROW (f, top); | |
1060 | left = PIXEL_TO_CHAR_COL (f, left); | |
fbd6baed GV |
1061 | bottom += (f->output_data.w32->line_height - 1); |
1062 | right += (FONT_WIDTH (f->output_data.w32->font) - 1); | |
ee78dc32 GV |
1063 | bottom = PIXEL_TO_CHAR_ROW (f, bottom); |
1064 | right = PIXEL_TO_CHAR_COL (f, right); | |
1065 | ||
1066 | /* Clip the rectangle to what can be visible. */ | |
1067 | if (left < 0) | |
1068 | left = 0; | |
1069 | if (top < 0) | |
1070 | top = 0; | |
1071 | if (right > f->width) | |
1072 | right = f->width; | |
1073 | if (bottom > f->height) | |
1074 | bottom = f->height; | |
1075 | ||
1076 | /* Get size in chars of the rectangle. */ | |
1077 | cols = right - left; | |
1078 | rows = bottom - top; | |
1079 | ||
1080 | /* If rectangle has zero area, return. */ | |
1081 | if (rows <= 0) return; | |
1082 | if (cols <= 0) return; | |
1083 | ||
1084 | /* Turn off the cursor if it is in the rectangle. | |
1085 | We will turn it back on afterward. */ | |
1086 | if ((f->phys_cursor_x >= left) && (f->phys_cursor_x < right) | |
1087 | && (f->phys_cursor_y >= top) && (f->phys_cursor_y < bottom)) | |
1088 | { | |
1089 | clear_cursor (f); | |
1090 | cursor_cleared = 1; | |
1091 | } | |
1092 | ||
1093 | /* Display the text in the rectangle, one text line at a time. */ | |
1094 | ||
1095 | for (y = top; y < bottom; y++) | |
1096 | { | |
1097 | GLYPH *line = &active_frame->glyphs[y][left]; | |
1098 | ||
1099 | if (! active_frame->enable[y] || left > active_frame->used[y]) | |
1100 | continue; | |
1101 | ||
1102 | dumpglyphs (f, | |
1103 | CHAR_TO_PIXEL_COL (f, left), | |
1104 | CHAR_TO_PIXEL_ROW (f, y), | |
1105 | line, min (cols, active_frame->used[y] - left), | |
ef0e360f | 1106 | active_frame->highlight[y], 0, NULL); |
ee78dc32 GV |
1107 | } |
1108 | ||
1109 | /* Turn the cursor on if we turned it off. */ | |
1110 | ||
1111 | if (cursor_cleared) | |
1112 | x_display_cursor (f, 1); | |
1113 | } | |
1114 | \f | |
1115 | static void | |
1116 | frame_highlight (f) | |
1117 | struct frame *f; | |
1118 | { | |
1119 | x_display_cursor (f, 1); | |
1120 | } | |
1121 | ||
1122 | static void | |
1123 | frame_unhighlight (f) | |
1124 | struct frame *f; | |
1125 | { | |
1126 | x_display_cursor (f, 1); | |
1127 | } | |
1128 | ||
ee78dc32 GV |
1129 | static void x_frame_rehighlight (); |
1130 | ||
1131 | /* The focus has changed. Update the frames as necessary to reflect | |
1132 | the new situation. Note that we can't change the selected frame | |
1133 | here, because the Lisp code we are interrupting might become confused. | |
1134 | Each event gets marked with the frame in which it occurred, so the | |
1135 | Lisp code can tell when the switch took place by examining the events. */ | |
1136 | ||
1137 | void | |
1138 | x_new_focus_frame (dpyinfo, frame) | |
fbd6baed | 1139 | struct w32_display_info *dpyinfo; |
ee78dc32 GV |
1140 | struct frame *frame; |
1141 | { | |
fbd6baed | 1142 | struct frame *old_focus = dpyinfo->w32_focus_frame; |
ee78dc32 GV |
1143 | int events_enqueued = 0; |
1144 | ||
fbd6baed | 1145 | if (frame != dpyinfo->w32_focus_frame) |
ee78dc32 GV |
1146 | { |
1147 | /* Set this before calling other routines, so that they see | |
fbd6baed GV |
1148 | the correct value of w32_focus_frame. */ |
1149 | dpyinfo->w32_focus_frame = frame; | |
ee78dc32 GV |
1150 | |
1151 | if (old_focus && old_focus->auto_lower) | |
1152 | x_lower_frame (old_focus); | |
1153 | ||
fbd6baed GV |
1154 | if (dpyinfo->w32_focus_frame && dpyinfo->w32_focus_frame->auto_raise) |
1155 | pending_autoraise_frame = dpyinfo->w32_focus_frame; | |
ee78dc32 GV |
1156 | else |
1157 | pending_autoraise_frame = 0; | |
1158 | } | |
1159 | ||
1160 | x_frame_rehighlight (dpyinfo); | |
1161 | } | |
1162 | ||
1163 | /* Handle an event saying the mouse has moved out of an Emacs frame. */ | |
1164 | ||
1165 | void | |
1166 | x_mouse_leave (dpyinfo) | |
fbd6baed | 1167 | struct w32_display_info *dpyinfo; |
ee78dc32 | 1168 | { |
fbd6baed | 1169 | x_new_focus_frame (dpyinfo, dpyinfo->w32_focus_event_frame); |
ee78dc32 GV |
1170 | } |
1171 | ||
1172 | /* The focus has changed, or we have redirected a frame's focus to | |
1173 | another frame (this happens when a frame uses a surrogate | |
1174 | minibuffer frame). Shift the highlight as appropriate. | |
1175 | ||
1176 | The FRAME argument doesn't necessarily have anything to do with which | |
1177 | frame is being highlighted or unhighlighted; we only use it to find | |
1178 | the appropriate display info. */ | |
1179 | static void | |
fbd6baed | 1180 | w32_frame_rehighlight (frame) |
ee78dc32 GV |
1181 | struct frame *frame; |
1182 | { | |
fbd6baed | 1183 | x_frame_rehighlight (FRAME_W32_DISPLAY_INFO (frame)); |
ee78dc32 GV |
1184 | } |
1185 | ||
1186 | static void | |
1187 | x_frame_rehighlight (dpyinfo) | |
fbd6baed | 1188 | struct w32_display_info *dpyinfo; |
ee78dc32 | 1189 | { |
fbd6baed | 1190 | struct frame *old_highlight = dpyinfo->w32_highlight_frame; |
ee78dc32 | 1191 | |
fbd6baed | 1192 | if (dpyinfo->w32_focus_frame) |
ee78dc32 | 1193 | { |
fbd6baed GV |
1194 | dpyinfo->w32_highlight_frame |
1195 | = ((GC_FRAMEP (FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame))) | |
1196 | ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame)) | |
1197 | : dpyinfo->w32_focus_frame); | |
1198 | if (! FRAME_LIVE_P (dpyinfo->w32_highlight_frame)) | |
ee78dc32 | 1199 | { |
fbd6baed GV |
1200 | FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame) = Qnil; |
1201 | dpyinfo->w32_highlight_frame = dpyinfo->w32_focus_frame; | |
ee78dc32 GV |
1202 | } |
1203 | } | |
1204 | else | |
fbd6baed | 1205 | dpyinfo->w32_highlight_frame = 0; |
ee78dc32 | 1206 | |
fbd6baed | 1207 | if (dpyinfo->w32_highlight_frame != old_highlight) |
ee78dc32 GV |
1208 | { |
1209 | if (old_highlight) | |
1210 | frame_unhighlight (old_highlight); | |
fbd6baed GV |
1211 | if (dpyinfo->w32_highlight_frame) |
1212 | frame_highlight (dpyinfo->w32_highlight_frame); | |
ee78dc32 GV |
1213 | } |
1214 | } | |
1215 | \f | |
1216 | /* Keyboard processing - modifier keys, etc. */ | |
1217 | ||
1218 | /* Convert a keysym to its name. */ | |
1219 | ||
1220 | char * | |
1221 | x_get_keysym_name (keysym) | |
1222 | int keysym; | |
1223 | { | |
1224 | /* Make static so we can always return it */ | |
1225 | static char value[100]; | |
1226 | ||
1227 | BLOCK_INPUT; | |
1228 | GetKeyNameText(keysym, value, 100); | |
1229 | UNBLOCK_INPUT; | |
1230 | ||
1231 | return value; | |
1232 | } | |
1233 | \f | |
1234 | /* Mouse clicks and mouse movement. Rah. */ | |
1235 | ||
1236 | /* Given a pixel position (PIX_X, PIX_Y) on the frame F, return | |
1237 | glyph co-ordinates in (*X, *Y). Set *BOUNDS to the rectangle | |
1238 | that the glyph at X, Y occupies, if BOUNDS != 0. | |
1239 | If NOCLIP is nonzero, do not force the value into range. */ | |
1240 | ||
1241 | void | |
1242 | pixel_to_glyph_coords (f, pix_x, pix_y, x, y, bounds, noclip) | |
1243 | FRAME_PTR f; | |
1244 | register int pix_x, pix_y; | |
1245 | register int *x, *y; | |
1246 | RECT *bounds; | |
1247 | int noclip; | |
1248 | { | |
52cf03a1 GV |
1249 | /* Support tty mode: if Vwindow_system is nil, behave correctly. */ |
1250 | if (NILP (Vwindow_system)) | |
1251 | { | |
1252 | *x = pix_x; | |
1253 | *y = pix_y; | |
1254 | return; | |
1255 | } | |
1256 | ||
ee78dc32 GV |
1257 | /* Arrange for the division in PIXEL_TO_CHAR_COL etc. to round down |
1258 | even for negative values. */ | |
1259 | if (pix_x < 0) | |
fbd6baed | 1260 | pix_x -= FONT_WIDTH ((f)->output_data.w32->font) - 1; |
ee78dc32 | 1261 | if (pix_y < 0) |
fbd6baed | 1262 | pix_y -= (f)->output_data.w32->line_height - 1; |
ee78dc32 GV |
1263 | |
1264 | pix_x = PIXEL_TO_CHAR_COL (f, pix_x); | |
1265 | pix_y = PIXEL_TO_CHAR_ROW (f, pix_y); | |
1266 | ||
1267 | if (bounds) | |
1268 | { | |
1269 | bounds->left = CHAR_TO_PIXEL_COL (f, pix_x); | |
1270 | bounds->top = CHAR_TO_PIXEL_ROW (f, pix_y); | |
fbd6baed GV |
1271 | bounds->right = bounds->left + FONT_WIDTH (f->output_data.w32->font) - 1; |
1272 | bounds->bottom = bounds->top + f->output_data.w32->line_height - 1; | |
ee78dc32 GV |
1273 | } |
1274 | ||
1275 | if (!noclip) | |
1276 | { | |
1277 | if (pix_x < 0) | |
1278 | pix_x = 0; | |
1279 | else if (pix_x > f->width) | |
1280 | pix_x = f->width; | |
1281 | ||
1282 | if (pix_y < 0) | |
1283 | pix_y = 0; | |
1284 | else if (pix_y > f->height) | |
1285 | pix_y = f->height; | |
1286 | } | |
1287 | ||
1288 | *x = pix_x; | |
1289 | *y = pix_y; | |
1290 | } | |
1291 | ||
1292 | void | |
1293 | glyph_to_pixel_coords (f, x, y, pix_x, pix_y) | |
1294 | FRAME_PTR f; | |
1295 | register int x, y; | |
1296 | register int *pix_x, *pix_y; | |
1297 | { | |
52cf03a1 GV |
1298 | /* Support tty mode: if Vwindow_system is nil, behave correctly. */ |
1299 | if (NILP (Vwindow_system)) | |
1300 | { | |
1301 | *pix_x = x; | |
1302 | *pix_y = y; | |
1303 | return; | |
1304 | } | |
1305 | ||
ee78dc32 GV |
1306 | *pix_x = CHAR_TO_PIXEL_COL (f, x); |
1307 | *pix_y = CHAR_TO_PIXEL_ROW (f, y); | |
1308 | } | |
1309 | ||
1310 | BOOL | |
1311 | parse_button (message, pbutton, pup) | |
1312 | int message; | |
1313 | int * pbutton; | |
1314 | int * pup; | |
1315 | { | |
1316 | int button = 0; | |
1317 | int up = 0; | |
1318 | ||
1319 | switch (message) | |
1320 | { | |
1321 | case WM_LBUTTONDOWN: | |
1322 | button = 0; | |
1323 | up = 0; | |
1324 | break; | |
1325 | case WM_LBUTTONUP: | |
1326 | button = 0; | |
1327 | up = 1; | |
1328 | break; | |
1329 | case WM_MBUTTONDOWN: | |
fbd6baed | 1330 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
1331 | button = 1; |
1332 | else | |
1333 | button = 2; | |
ee78dc32 GV |
1334 | up = 0; |
1335 | break; | |
1336 | case WM_MBUTTONUP: | |
fbd6baed | 1337 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
1338 | button = 1; |
1339 | else | |
1340 | button = 2; | |
ee78dc32 GV |
1341 | up = 1; |
1342 | break; | |
1343 | case WM_RBUTTONDOWN: | |
fbd6baed | 1344 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
1345 | button = 2; |
1346 | else | |
1347 | button = 1; | |
ee78dc32 GV |
1348 | up = 0; |
1349 | break; | |
1350 | case WM_RBUTTONUP: | |
fbd6baed | 1351 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
1352 | button = 2; |
1353 | else | |
1354 | button = 1; | |
ee78dc32 GV |
1355 | up = 1; |
1356 | break; | |
1357 | default: | |
1358 | return (FALSE); | |
1359 | } | |
1360 | ||
1361 | if (pup) *pup = up; | |
1362 | if (pbutton) *pbutton = button; | |
1363 | ||
1364 | return (TRUE); | |
1365 | } | |
1366 | ||
1367 | ||
1368 | /* Prepare a mouse-event in *RESULT for placement in the input queue. | |
1369 | ||
1370 | If the event is a button press, then note that we have grabbed | |
1371 | the mouse. */ | |
1372 | ||
1373 | static void | |
1374 | construct_mouse_click (result, msg, f) | |
1375 | struct input_event *result; | |
fbd6baed | 1376 | W32Msg *msg; |
ee78dc32 GV |
1377 | struct frame *f; |
1378 | { | |
1379 | int button; | |
1380 | int up; | |
1381 | ||
1382 | parse_button (msg->msg.message, &button, &up); | |
1383 | ||
1384 | /* Make the event type no_event; we'll change that when we decide | |
1385 | otherwise. */ | |
1386 | result->kind = mouse_click; | |
1387 | result->code = button; | |
1388 | result->timestamp = msg->msg.time; | |
1389 | result->modifiers = (msg->dwModifiers | |
1390 | | (up | |
1391 | ? up_modifier | |
1392 | : down_modifier)); | |
1393 | ||
1394 | { | |
1395 | int row, column; | |
1396 | ||
1397 | XSETINT (result->x, LOWORD (msg->msg.lParam)); | |
1398 | XSETINT (result->y, HIWORD (msg->msg.lParam)); | |
1399 | XSETFRAME (result->frame_or_window, f); | |
1400 | } | |
1401 | } | |
1402 | ||
689004fa GV |
1403 | static void |
1404 | construct_mouse_wheel (result, msg, f) | |
1405 | struct input_event *result; | |
1406 | W32Msg *msg; | |
1407 | struct frame *f; | |
1408 | { | |
1409 | POINT p; | |
1410 | result->kind = mouse_wheel; | |
1411 | result->code = (short) HIWORD (msg->msg.wParam); | |
1412 | result->timestamp = msg->msg.time; | |
1413 | result->modifiers = msg->dwModifiers; | |
1414 | p.x = LOWORD (msg->msg.lParam); | |
1415 | p.y = HIWORD (msg->msg.lParam); | |
1416 | ScreenToClient(msg->msg.hwnd, &p); | |
1417 | XSETINT (result->x, p.x); | |
1418 | XSETINT (result->y, p.y); | |
1419 | XSETFRAME (result->frame_or_window, f); | |
1420 | } | |
1421 | ||
12857dfd RS |
1422 | static void |
1423 | construct_drag_n_drop (result, msg, f) | |
1424 | struct input_event *result; | |
1425 | W32Msg *msg; | |
1426 | struct frame *f; | |
1427 | { | |
1428 | Lisp_Object files; | |
1429 | Lisp_Object frame; | |
1430 | HDROP hdrop; | |
1431 | POINT p; | |
1432 | WORD num_files; | |
1433 | char *name; | |
1434 | int i, len; | |
1435 | ||
1436 | result->kind = drag_n_drop; | |
1437 | result->code = 0; | |
1438 | result->timestamp = msg->msg.time; | |
1439 | result->modifiers = msg->dwModifiers; | |
1440 | ||
1441 | p.x = LOWORD (msg->msg.lParam); | |
1442 | p.y = HIWORD (msg->msg.lParam); | |
1443 | ScreenToClient (msg->msg.hwnd, &p); | |
1444 | XSETINT (result->x, p.x); | |
1445 | XSETINT (result->y, p.y); | |
1446 | ||
1447 | hdrop = (HDROP) msg->msg.wParam; | |
1448 | DragQueryPoint (hdrop, &p); | |
1449 | num_files = DragQueryFile (hdrop, 0xFFFFFFFF, NULL, 0); | |
1450 | files = Qnil; | |
1451 | ||
1452 | for (i = 0; i < num_files; i++) | |
1453 | { | |
1454 | len = DragQueryFile (hdrop, i, NULL, 0); | |
1455 | if (len <= 0) | |
1456 | continue; | |
1457 | name = alloca (len + 1); | |
1458 | DragQueryFile (hdrop, i, name, len + 1); | |
1459 | files = Fcons (build_string (name), files); | |
1460 | } | |
1461 | ||
1462 | DragFinish (hdrop); | |
1463 | ||
1464 | XSETFRAME (frame, f); | |
1465 | result->frame_or_window = Fcons (frame, files); | |
1466 | } | |
1467 | ||
ee78dc32 GV |
1468 | \f |
1469 | /* Function to report a mouse movement to the mainstream Emacs code. | |
1470 | The input handler calls this. | |
1471 | ||
1472 | We have received a mouse movement event, which is given in *event. | |
1473 | If the mouse is over a different glyph than it was last time, tell | |
1474 | the mainstream emacs code by setting mouse_moved. If not, ask for | |
1475 | another motion event, so we can check again the next time it moves. */ | |
1476 | ||
1477 | static void | |
1478 | note_mouse_movement (frame, msg) | |
1479 | FRAME_PTR frame; | |
1480 | MSG *msg; | |
1481 | { | |
1482 | last_mouse_movement_time = msg->time; | |
1483 | ||
fbd6baed | 1484 | if (msg->hwnd != FRAME_W32_WINDOW (frame)) |
ee78dc32 GV |
1485 | { |
1486 | frame->mouse_moved = 1; | |
1487 | last_mouse_scroll_bar = Qnil; | |
1488 | ||
1489 | note_mouse_highlight (frame, -1, -1); | |
1490 | } | |
1491 | ||
1492 | /* Has the mouse moved off the glyph it was on at the last sighting? */ | |
1493 | else if (LOWORD (msg->lParam) < last_mouse_glyph.left | |
1494 | || LOWORD (msg->lParam) > last_mouse_glyph.right | |
9bf7b6aa | 1495 | || HIWORD (msg->lParam) < last_mouse_glyph.top |
ee78dc32 GV |
1496 | || HIWORD (msg->lParam) > last_mouse_glyph.bottom) |
1497 | { | |
1498 | frame->mouse_moved = 1; | |
1499 | last_mouse_scroll_bar = Qnil; | |
1500 | ||
1501 | note_mouse_highlight (frame, LOWORD (msg->lParam), HIWORD (msg->lParam)); | |
1502 | } | |
1503 | } | |
1504 | ||
1505 | /* This is used for debugging, to turn off note_mouse_highlight. */ | |
1506 | static int disable_mouse_highlight; | |
1507 | ||
1508 | /* Take proper action when the mouse has moved to position X, Y on frame F | |
1509 | as regards highlighting characters that have mouse-face properties. | |
1510 | Also dehighlighting chars where the mouse was before. | |
1511 | X and Y can be negative or out of range. */ | |
1512 | ||
1513 | static void | |
1514 | note_mouse_highlight (f, x, y) | |
1515 | FRAME_PTR f; | |
1516 | int x, y; | |
1517 | { | |
1518 | int row, column, portion; | |
1519 | RECT new_glyph; | |
1520 | Lisp_Object window; | |
1521 | struct window *w; | |
1522 | ||
1523 | if (disable_mouse_highlight) | |
1524 | return; | |
1525 | ||
fbd6baed GV |
1526 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_mouse_x = x; |
1527 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_mouse_y = y; | |
1528 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_mouse_frame = f; | |
ee78dc32 | 1529 | |
fbd6baed | 1530 | if (FRAME_W32_DISPLAY_INFO (f)->mouse_face_defer) |
ee78dc32 GV |
1531 | return; |
1532 | ||
1533 | if (gc_in_progress) | |
1534 | { | |
fbd6baed | 1535 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_deferred_gc = 1; |
ee78dc32 GV |
1536 | return; |
1537 | } | |
1538 | ||
1539 | /* Find out which glyph the mouse is on. */ | |
1540 | pixel_to_glyph_coords (f, x, y, &column, &row, | |
fbd6baed | 1541 | &new_glyph, FRAME_W32_DISPLAY_INFO (f)->grabbed); |
ee78dc32 GV |
1542 | |
1543 | /* Which window is that in? */ | |
1544 | window = window_from_coordinates (f, column, row, &portion); | |
1545 | w = XWINDOW (window); | |
1546 | ||
1547 | /* If we were displaying active text in another window, clear that. */ | |
fbd6baed GV |
1548 | if (! EQ (window, FRAME_W32_DISPLAY_INFO (f)->mouse_face_window)) |
1549 | clear_mouse_face (FRAME_W32_DISPLAY_INFO (f)); | |
ee78dc32 GV |
1550 | |
1551 | /* Are we in a window whose display is up to date? | |
1552 | And verify the buffer's text has not changed. */ | |
1553 | if (WINDOWP (window) && portion == 0 && row >= 0 && column >= 0 | |
1554 | && row < FRAME_HEIGHT (f) && column < FRAME_WIDTH (f) | |
1555 | && EQ (w->window_end_valid, w->buffer) | |
bade65fd RS |
1556 | && w->last_modified == BUF_MODIFF (XBUFFER (w->buffer)) |
1557 | && w->last_overlay_modified == BUF_OVERLAY_MODIFF (XBUFFER (w->buffer))) | |
ee78dc32 GV |
1558 | { |
1559 | int *ptr = FRAME_CURRENT_GLYPHS (f)->charstarts[row]; | |
1560 | int i, pos; | |
1561 | ||
1562 | /* Find which buffer position the mouse corresponds to. */ | |
1563 | for (i = column; i >= 0; i--) | |
1564 | if (ptr[i] > 0) | |
1565 | break; | |
1566 | pos = ptr[i]; | |
1567 | /* Is it outside the displayed active region (if any)? */ | |
1568 | if (pos <= 0) | |
fbd6baed GV |
1569 | clear_mouse_face (FRAME_W32_DISPLAY_INFO (f)); |
1570 | else if (! (EQ (window, FRAME_W32_DISPLAY_INFO (f)->mouse_face_window) | |
1571 | && row >= FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_row | |
1572 | && row <= FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_row | |
1573 | && (row > FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_row | |
1574 | || column >= FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_col) | |
1575 | && (row < FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_row | |
1576 | || column < FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_col | |
1577 | || FRAME_W32_DISPLAY_INFO (f)->mouse_face_past_end))) | |
ee78dc32 GV |
1578 | { |
1579 | Lisp_Object mouse_face, overlay, position; | |
1580 | Lisp_Object *overlay_vec; | |
1581 | int len, noverlays, ignor1; | |
1582 | struct buffer *obuf; | |
1583 | int obegv, ozv; | |
1584 | ||
1585 | /* If we get an out-of-range value, return now; avoid an error. */ | |
1586 | if (pos > BUF_Z (XBUFFER (w->buffer))) | |
1587 | return; | |
1588 | ||
1589 | /* Make the window's buffer temporarily current for | |
1590 | overlays_at and compute_char_face. */ | |
1591 | obuf = current_buffer; | |
1592 | current_buffer = XBUFFER (w->buffer); | |
1593 | obegv = BEGV; | |
1594 | ozv = ZV; | |
1595 | BEGV = BEG; | |
1596 | ZV = Z; | |
1597 | ||
1598 | /* Yes. Clear the display of the old active region, if any. */ | |
fbd6baed | 1599 | clear_mouse_face (FRAME_W32_DISPLAY_INFO (f)); |
ee78dc32 GV |
1600 | |
1601 | /* Is this char mouse-active? */ | |
1602 | XSETINT (position, pos); | |
1603 | ||
1604 | len = 10; | |
1605 | overlay_vec = (Lisp_Object *) xmalloc (len * sizeof (Lisp_Object)); | |
1606 | ||
1607 | /* Put all the overlays we want in a vector in overlay_vec. | |
1608 | Store the length in len. */ | |
1609 | noverlays = overlays_at (XINT (pos), 1, &overlay_vec, &len, | |
1610 | NULL, NULL); | |
1611 | noverlays = sort_overlays (overlay_vec, noverlays, w); | |
1612 | ||
1613 | /* Find the highest priority overlay that has a mouse-face prop. */ | |
1614 | overlay = Qnil; | |
1615 | for (i = 0; i < noverlays; i++) | |
1616 | { | |
1617 | mouse_face = Foverlay_get (overlay_vec[i], Qmouse_face); | |
1618 | if (!NILP (mouse_face)) | |
1619 | { | |
1620 | overlay = overlay_vec[i]; | |
1621 | break; | |
1622 | } | |
1623 | } | |
1624 | free (overlay_vec); | |
1625 | /* If no overlay applies, get a text property. */ | |
1626 | if (NILP (overlay)) | |
1627 | mouse_face = Fget_text_property (position, Qmouse_face, w->buffer); | |
1628 | ||
1629 | /* Handle the overlay case. */ | |
1630 | if (! NILP (overlay)) | |
1631 | { | |
1632 | /* Find the range of text around this char that | |
1633 | should be active. */ | |
1634 | Lisp_Object before, after; | |
1635 | int ignore; | |
1636 | ||
1637 | before = Foverlay_start (overlay); | |
1638 | after = Foverlay_end (overlay); | |
1639 | /* Record this as the current active region. */ | |
1640 | fast_find_position (window, before, | |
fbd6baed GV |
1641 | &FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_col, |
1642 | &FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_row); | |
1643 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_past_end | |
ee78dc32 | 1644 | = !fast_find_position (window, after, |
fbd6baed GV |
1645 | &FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_col, |
1646 | &FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_row); | |
1647 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_window = window; | |
1648 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_face_id | |
ee78dc32 GV |
1649 | = compute_char_face (f, w, pos, 0, 0, |
1650 | &ignore, pos + 1, 1); | |
1651 | ||
1652 | /* Display it as active. */ | |
fbd6baed | 1653 | show_mouse_face (FRAME_W32_DISPLAY_INFO (f), 1); |
ee78dc32 GV |
1654 | } |
1655 | /* Handle the text property case. */ | |
1656 | else if (! NILP (mouse_face)) | |
1657 | { | |
1658 | /* Find the range of text around this char that | |
1659 | should be active. */ | |
1660 | Lisp_Object before, after, beginning, end; | |
1661 | int ignore; | |
1662 | ||
1663 | beginning = Fmarker_position (w->start); | |
1664 | XSETINT (end, (BUF_Z (XBUFFER (w->buffer)) | |
1665 | - XFASTINT (w->window_end_pos))); | |
1666 | before | |
1667 | = Fprevious_single_property_change (make_number (pos + 1), | |
1668 | Qmouse_face, | |
1669 | w->buffer, beginning); | |
1670 | after | |
1671 | = Fnext_single_property_change (position, Qmouse_face, | |
1672 | w->buffer, end); | |
1673 | /* Record this as the current active region. */ | |
1674 | fast_find_position (window, before, | |
fbd6baed GV |
1675 | &FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_col, |
1676 | &FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_row); | |
1677 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_past_end | |
ee78dc32 | 1678 | = !fast_find_position (window, after, |
fbd6baed GV |
1679 | &FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_col, |
1680 | &FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_row); | |
1681 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_window = window; | |
1682 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_face_id | |
ee78dc32 GV |
1683 | = compute_char_face (f, w, pos, 0, 0, |
1684 | &ignore, pos + 1, 1); | |
1685 | ||
1686 | /* Display it as active. */ | |
fbd6baed | 1687 | show_mouse_face (FRAME_W32_DISPLAY_INFO (f), 1); |
ee78dc32 GV |
1688 | } |
1689 | BEGV = obegv; | |
1690 | ZV = ozv; | |
1691 | current_buffer = obuf; | |
1692 | } | |
1693 | } | |
1694 | } | |
1695 | \f | |
1696 | /* Find the row and column of position POS in window WINDOW. | |
1697 | Store them in *COLUMNP and *ROWP. | |
1698 | This assumes display in WINDOW is up to date. | |
1699 | If POS is above start of WINDOW, return coords | |
1700 | of start of first screen line. | |
1701 | If POS is after end of WINDOW, return coords of end of last screen line. | |
1702 | ||
1703 | Value is 1 if POS is in range, 0 if it was off screen. */ | |
1704 | ||
1705 | static int | |
1706 | fast_find_position (window, pos, columnp, rowp) | |
1707 | Lisp_Object window; | |
1708 | int pos; | |
1709 | int *columnp, *rowp; | |
1710 | { | |
1711 | struct window *w = XWINDOW (window); | |
1712 | FRAME_PTR f = XFRAME (WINDOW_FRAME (w)); | |
1713 | int i; | |
1714 | int row = 0; | |
03218728 | 1715 | int left = WINDOW_LEFT_MARGIN (w); |
ee78dc32 GV |
1716 | int top = w->top; |
1717 | int height = XFASTINT (w->height) - ! MINI_WINDOW_P (w); | |
1718 | int width = window_internal_width (w); | |
1719 | int *charstarts; | |
1720 | int lastcol; | |
1721 | int maybe_next_line = 0; | |
1722 | ||
1723 | /* Find the right row. */ | |
1724 | for (i = 0; | |
1725 | i < height; | |
1726 | i++) | |
1727 | { | |
1728 | int linestart = FRAME_CURRENT_GLYPHS (f)->charstarts[top + i][left]; | |
1729 | if (linestart > pos) | |
1730 | break; | |
1731 | /* If the position sought is the end of the buffer, | |
1732 | don't include the blank lines at the bottom of the window. */ | |
1733 | if (linestart == pos && pos == BUF_ZV (XBUFFER (w->buffer))) | |
1734 | { | |
1735 | maybe_next_line = 1; | |
1736 | break; | |
1737 | } | |
1738 | if (linestart > 0) | |
1739 | row = i; | |
1740 | } | |
1741 | ||
1742 | /* Find the right column with in it. */ | |
1743 | charstarts = FRAME_CURRENT_GLYPHS (f)->charstarts[top + row]; | |
1744 | lastcol = left; | |
1745 | for (i = 0; i < width; i++) | |
1746 | { | |
1747 | if (charstarts[left + i] == pos) | |
1748 | { | |
1749 | *rowp = row + top; | |
1750 | *columnp = i + left; | |
1751 | return 1; | |
1752 | } | |
1753 | else if (charstarts[left + i] > pos) | |
1754 | break; | |
1755 | else if (charstarts[left + i] > 0) | |
1756 | lastcol = left + i; | |
1757 | } | |
1758 | ||
1759 | /* If we're looking for the end of the buffer, | |
1760 | and we didn't find it in the line we scanned, | |
1761 | use the start of the following line. */ | |
1762 | if (maybe_next_line) | |
1763 | { | |
1764 | row++; | |
1765 | i = 0; | |
1766 | } | |
1767 | ||
1768 | *rowp = row + top; | |
1769 | *columnp = lastcol; | |
1770 | return 0; | |
1771 | } | |
1772 | ||
1773 | /* Display the active region described by mouse_face_* | |
1774 | in its mouse-face if HL > 0, in its normal face if HL = 0. */ | |
1775 | ||
1776 | static void | |
1777 | show_mouse_face (dpyinfo, hl) | |
fbd6baed | 1778 | struct w32_display_info *dpyinfo; |
ee78dc32 GV |
1779 | int hl; |
1780 | { | |
1781 | struct window *w = XWINDOW (dpyinfo->mouse_face_window); | |
1782 | int width = window_internal_width (w); | |
1783 | FRAME_PTR f = XFRAME (WINDOW_FRAME (w)); | |
1784 | int i; | |
1785 | int cursor_off = 0; | |
1786 | int old_curs_x = curs_x; | |
1787 | int old_curs_y = curs_y; | |
1788 | ||
1789 | /* Set these variables temporarily | |
1790 | so that if we have to turn the cursor off and on again | |
1791 | we will put it back at the same place. */ | |
1792 | curs_x = f->phys_cursor_x; | |
1793 | curs_y = f->phys_cursor_y; | |
1794 | ||
fbd6baed GV |
1795 | for (i = FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_row; |
1796 | i <= FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_row; i++) | |
ee78dc32 | 1797 | { |
fbd6baed GV |
1798 | int column = (i == FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_row |
1799 | ? FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_col | |
03218728 | 1800 | : WINDOW_LEFT_MARGIN (w)); |
fbd6baed GV |
1801 | int endcolumn = (i == FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_row |
1802 | ? FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_col | |
03218728 | 1803 | : WINDOW_LEFT_MARGIN (w) + width); |
ee78dc32 GV |
1804 | endcolumn = min (endcolumn, FRAME_CURRENT_GLYPHS (f)->used[i]); |
1805 | ||
1806 | /* If the cursor's in the text we are about to rewrite, | |
1807 | turn the cursor off. */ | |
1808 | if (i == curs_y | |
689004fa GV |
1809 | && curs_x >= column - 1 |
1810 | && curs_x <= endcolumn) | |
ee78dc32 GV |
1811 | { |
1812 | x_display_cursor (f, 0); | |
1813 | cursor_off = 1; | |
1814 | } | |
1815 | ||
1816 | dumpglyphs (f, | |
1817 | CHAR_TO_PIXEL_COL (f, column), | |
1818 | CHAR_TO_PIXEL_ROW (f, i), | |
1819 | FRAME_CURRENT_GLYPHS (f)->glyphs[i] + column, | |
1820 | endcolumn - column, | |
1821 | /* Highlight with mouse face if hl > 0. */ | |
ef0e360f | 1822 | hl > 0 ? 3 : 0, 0, NULL); |
ee78dc32 GV |
1823 | } |
1824 | ||
1825 | /* If we turned the cursor off, turn it back on. */ | |
1826 | if (cursor_off) | |
1827 | x_display_cursor (f, 1); | |
1828 | ||
1829 | curs_x = old_curs_x; | |
1830 | curs_y = old_curs_y; | |
1831 | ||
1832 | /* Change the mouse cursor according to the value of HL. */ | |
1833 | if (hl > 0) | |
fbd6baed | 1834 | SetCursor (f->output_data.w32->cross_cursor); |
ee78dc32 | 1835 | else |
fbd6baed | 1836 | SetCursor (f->output_data.w32->text_cursor); |
ee78dc32 GV |
1837 | } |
1838 | ||
1839 | /* Clear out the mouse-highlighted active region. | |
1840 | Redraw it unhighlighted first. */ | |
1841 | ||
1842 | static void | |
1843 | clear_mouse_face (dpyinfo) | |
fbd6baed | 1844 | struct w32_display_info *dpyinfo; |
ee78dc32 GV |
1845 | { |
1846 | if (! NILP (dpyinfo->mouse_face_window)) | |
1847 | show_mouse_face (dpyinfo, 0); | |
1848 | ||
1849 | dpyinfo->mouse_face_beg_row = dpyinfo->mouse_face_beg_col = -1; | |
1850 | dpyinfo->mouse_face_end_row = dpyinfo->mouse_face_end_col = -1; | |
1851 | dpyinfo->mouse_face_window = Qnil; | |
1852 | } | |
1853 | \f | |
1854 | struct scroll_bar *x_window_to_scroll_bar (); | |
1855 | static void x_scroll_bar_report_motion (); | |
1856 | ||
1857 | /* Return the current position of the mouse. | |
1858 | *fp should be a frame which indicates which display to ask about. | |
1859 | ||
1860 | If the mouse movement started in a scroll bar, set *fp, *bar_window, | |
1861 | and *part to the frame, window, and scroll bar part that the mouse | |
1862 | is over. Set *x and *y to the portion and whole of the mouse's | |
1863 | position on the scroll bar. | |
1864 | ||
1865 | If the mouse movement started elsewhere, set *fp to the frame the | |
1866 | mouse is on, *bar_window to nil, and *x and *y to the character cell | |
1867 | the mouse is over. | |
1868 | ||
1869 | Set *time to the server timestamp for the time at which the mouse | |
1870 | was at this position. | |
1871 | ||
1872 | Don't store anything if we don't have a valid set of values to report. | |
1873 | ||
1874 | This clears the mouse_moved flag, so we can wait for the next mouse | |
1875 | movement. This also calls XQueryPointer, which will cause the | |
1876 | server to give us another MotionNotify when the mouse moves | |
1877 | again. */ | |
1878 | ||
1879 | static void | |
fbd6baed | 1880 | w32_mouse_position (fp, insist, bar_window, part, x, y, time) |
ee78dc32 GV |
1881 | FRAME_PTR *fp; |
1882 | int insist; | |
1883 | Lisp_Object *bar_window; | |
1884 | enum scroll_bar_part *part; | |
1885 | Lisp_Object *x, *y; | |
1886 | unsigned long *time; | |
1887 | { | |
1888 | FRAME_PTR f1; | |
1889 | ||
1890 | BLOCK_INPUT; | |
1891 | ||
95fa970d | 1892 | if (! NILP (last_mouse_scroll_bar) && insist == 0) |
689004fa | 1893 | /* This is never called at the moment. */ |
ee78dc32 GV |
1894 | x_scroll_bar_report_motion (fp, bar_window, part, x, y, time); |
1895 | else | |
1896 | { | |
1897 | POINT pt; | |
1898 | ||
1899 | Lisp_Object frame, tail; | |
1900 | ||
1901 | /* Clear the mouse-moved flag for every frame on this display. */ | |
1902 | FOR_EACH_FRAME (tail, frame) | |
1903 | XFRAME (frame)->mouse_moved = 0; | |
1904 | ||
1905 | last_mouse_scroll_bar = Qnil; | |
1906 | ||
1907 | GetCursorPos (&pt); | |
1908 | ||
1909 | /* Now we have a position on the root; find the innermost window | |
1910 | containing the pointer. */ | |
1911 | { | |
fbd6baed | 1912 | if (FRAME_W32_DISPLAY_INFO (*fp)->grabbed && last_mouse_frame |
ee78dc32 GV |
1913 | && FRAME_LIVE_P (last_mouse_frame)) |
1914 | { | |
1915 | f1 = last_mouse_frame; | |
1916 | } | |
1917 | else | |
1918 | { | |
1919 | /* Is win one of our frames? */ | |
fbd6baed | 1920 | f1 = x_window_to_frame (FRAME_W32_DISPLAY_INFO (*fp), WindowFromPoint(pt)); |
ee78dc32 GV |
1921 | } |
1922 | ||
1923 | /* If not, is it one of our scroll bars? */ | |
1924 | if (! f1) | |
1925 | { | |
1926 | struct scroll_bar *bar = x_window_to_scroll_bar (WindowFromPoint(pt)); | |
1927 | ||
1928 | if (bar) | |
1929 | { | |
1930 | f1 = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
1931 | } | |
1932 | } | |
1933 | ||
95fa970d | 1934 | if (f1 == 0 && insist > 0) |
ee78dc32 GV |
1935 | f1 = selected_frame; |
1936 | ||
1937 | if (f1) | |
1938 | { | |
1939 | int ignore1, ignore2; | |
1940 | ||
fbd6baed | 1941 | ScreenToClient (FRAME_W32_WINDOW (f1), &pt); |
ee78dc32 GV |
1942 | |
1943 | /* Ok, we found a frame. Store all the values. */ | |
1944 | ||
1945 | pixel_to_glyph_coords (f1, pt.x, pt.y, &ignore1, &ignore2, | |
1946 | &last_mouse_glyph, | |
fbd6baed | 1947 | FRAME_W32_DISPLAY_INFO (f1)->grabbed |
ee78dc32 GV |
1948 | || insist); |
1949 | ||
1950 | *bar_window = Qnil; | |
1951 | *part = 0; | |
1952 | *fp = f1; | |
1953 | XSETINT (*x, pt.x); | |
1954 | XSETINT (*y, pt.y); | |
1955 | *time = last_mouse_movement_time; | |
1956 | } | |
1957 | } | |
1958 | } | |
1959 | ||
1960 | UNBLOCK_INPUT; | |
1961 | } | |
1962 | \f | |
1963 | /* Scroll bar support. */ | |
1964 | ||
1965 | /* Given an window ID, find the struct scroll_bar which manages it. | |
1966 | This can be called in GC, so we have to make sure to strip off mark | |
1967 | bits. */ | |
1968 | struct scroll_bar * | |
1969 | x_window_to_scroll_bar (window_id) | |
1970 | Window window_id; | |
1971 | { | |
1972 | Lisp_Object tail, frame; | |
1973 | ||
1974 | for (tail = Vframe_list; | |
1975 | XGCTYPE (tail) == Lisp_Cons; | |
1976 | tail = XCONS (tail)->cdr) | |
1977 | { | |
1978 | Lisp_Object frame, bar, condemned; | |
1979 | ||
1980 | frame = XCONS (tail)->car; | |
1981 | /* All elements of Vframe_list should be frames. */ | |
1982 | if (! GC_FRAMEP (frame)) | |
1983 | abort (); | |
1984 | ||
1985 | /* Scan this frame's scroll bar list for a scroll bar with the | |
1986 | right window ID. */ | |
1987 | condemned = FRAME_CONDEMNED_SCROLL_BARS (XFRAME (frame)); | |
1988 | for (bar = FRAME_SCROLL_BARS (XFRAME (frame)); | |
1989 | /* This trick allows us to search both the ordinary and | |
1990 | condemned scroll bar lists with one loop. */ | |
1991 | ! GC_NILP (bar) || (bar = condemned, | |
1992 | condemned = Qnil, | |
1993 | ! GC_NILP (bar)); | |
1994 | bar = XSCROLL_BAR (bar)->next) | |
fbd6baed | 1995 | if (SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar)) == window_id) |
ee78dc32 GV |
1996 | return XSCROLL_BAR (bar); |
1997 | } | |
1998 | ||
1999 | return 0; | |
2000 | } | |
2001 | ||
2002 | HWND | |
2003 | my_create_scrollbar (f, bar) | |
2004 | struct frame * f; | |
2005 | struct scroll_bar * bar; | |
2006 | { | |
689004fa GV |
2007 | return (HWND) SendMessage (FRAME_W32_WINDOW (f), |
2008 | WM_EMACS_CREATESCROLLBAR, (WPARAM) f, | |
2009 | (LPARAM) bar); | |
ee78dc32 GV |
2010 | } |
2011 | ||
52cf03a1 GV |
2012 | //#define ATTACH_THREADS |
2013 | ||
689004fa GV |
2014 | BOOL |
2015 | my_show_window (FRAME_PTR f, HWND hwnd, int how) | |
52cf03a1 GV |
2016 | { |
2017 | #ifndef ATTACH_THREADS | |
689004fa GV |
2018 | return SendMessage (FRAME_W32_WINDOW (f), WM_EMACS_SHOWWINDOW, |
2019 | (WPARAM) hwnd, (LPARAM) how); | |
52cf03a1 | 2020 | #else |
689004fa | 2021 | return ShowWindow (hwnd, how); |
52cf03a1 GV |
2022 | #endif |
2023 | } | |
2024 | ||
2025 | void | |
2026 | my_set_window_pos (HWND hwnd, HWND hwndAfter, | |
689004fa | 2027 | int x, int y, int cx, int cy, UINT flags) |
52cf03a1 GV |
2028 | { |
2029 | #ifndef ATTACH_THREADS | |
689004fa GV |
2030 | WINDOWPOS pos; |
2031 | pos.hwndInsertAfter = hwndAfter; | |
52cf03a1 GV |
2032 | pos.x = x; |
2033 | pos.y = y; | |
2034 | pos.cx = cx; | |
2035 | pos.cy = cy; | |
2036 | pos.flags = flags; | |
2037 | SendMessage (hwnd, WM_EMACS_SETWINDOWPOS, (WPARAM) &pos, 0); | |
2038 | #else | |
2039 | SetWindowPos (hwnd, hwndAfter, x, y, cx, cy, flags); | |
2040 | #endif | |
2041 | } | |
2042 | ||
689004fa GV |
2043 | BOOL |
2044 | my_set_focus (f, hwnd) | |
2045 | struct frame * f; | |
2046 | HWND hwnd; | |
2047 | { | |
2048 | SendMessage (FRAME_W32_WINDOW (f), WM_EMACS_SETFOCUS, | |
2049 | (WPARAM) hwnd, 0); | |
2050 | } | |
2051 | ||
ef0e360f GV |
2052 | BOOL |
2053 | my_set_foreground_window (hwnd) | |
2054 | HWND hwnd; | |
2055 | { | |
2056 | SendMessage (hwnd, WM_EMACS_SETFOREGROUND, (WPARAM) hwnd, 0); | |
2057 | } | |
2058 | ||
ee78dc32 GV |
2059 | void |
2060 | my_destroy_window (f, hwnd) | |
2061 | struct frame * f; | |
2062 | HWND hwnd; | |
2063 | { | |
fbd6baed | 2064 | SendMessage (FRAME_W32_WINDOW (f), WM_EMACS_DESTROYWINDOW, |
ee78dc32 GV |
2065 | (WPARAM) hwnd, 0); |
2066 | } | |
2067 | ||
2068 | /* Open a new window to serve as a scroll bar, and return the | |
2069 | scroll bar vector for it. */ | |
2070 | static struct scroll_bar * | |
2071 | x_scroll_bar_create (window, top, left, width, height) | |
2072 | struct window *window; | |
2073 | int top, left, width, height; | |
2074 | { | |
2075 | FRAME_PTR f = XFRAME (WINDOW_FRAME (window)); | |
2076 | struct scroll_bar *bar | |
2077 | = XSCROLL_BAR (Fmake_vector (make_number (SCROLL_BAR_VEC_SIZE), Qnil)); | |
2078 | HWND hwnd; | |
2079 | ||
2080 | BLOCK_INPUT; | |
2081 | ||
2082 | XSETWINDOW (bar->window, window); | |
2083 | XSETINT (bar->top, top); | |
2084 | XSETINT (bar->left, left); | |
2085 | XSETINT (bar->width, width); | |
2086 | XSETINT (bar->height, height); | |
2087 | XSETINT (bar->start, 0); | |
2088 | XSETINT (bar->end, 0); | |
2089 | bar->dragging = Qnil; | |
2090 | ||
2091 | /* Requires geometry to be set before call to create the real window */ | |
2092 | ||
2093 | hwnd = my_create_scrollbar (f, bar); | |
2094 | ||
689004fa GV |
2095 | if (pfnSetScrollInfo) |
2096 | { | |
2097 | SCROLLINFO si; | |
2098 | ||
2099 | si.cbSize = sizeof (si); | |
2100 | si.fMask = SIF_ALL; | |
2101 | si.nMin = 0; | |
2102 | si.nMax = VERTICAL_SCROLL_BAR_TOP_RANGE (height) | |
2103 | + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
2104 | si.nPage = si.nMax; | |
2105 | si.nPos = 0; | |
2106 | ||
2107 | pfnSetScrollInfo (hwnd, SB_CTL, &si, FALSE); | |
2108 | } | |
2109 | else | |
2110 | { | |
2111 | SetScrollRange (hwnd, SB_CTL, 0, VERTICAL_SCROLL_BAR_TOP_RANGE (height), FALSE); | |
2112 | SetScrollPos (hwnd, SB_CTL, 0, FALSE); | |
2113 | } | |
ee78dc32 | 2114 | |
fbd6baed | 2115 | SET_SCROLL_BAR_W32_WINDOW (bar, hwnd); |
ee78dc32 GV |
2116 | |
2117 | /* Add bar to its frame's list of scroll bars. */ | |
2118 | bar->next = FRAME_SCROLL_BARS (f); | |
2119 | bar->prev = Qnil; | |
2120 | XSETVECTOR (FRAME_SCROLL_BARS (f), bar); | |
2121 | if (! NILP (bar->next)) | |
2122 | XSETVECTOR (XSCROLL_BAR (bar->next)->prev, bar); | |
2123 | ||
2124 | UNBLOCK_INPUT; | |
2125 | ||
2126 | return bar; | |
2127 | } | |
2128 | ||
2129 | /* Draw BAR's handle in the proper position. | |
2130 | If the handle is already drawn from START to END, don't bother | |
2131 | redrawing it, unless REBUILD is non-zero; in that case, always | |
2132 | redraw it. (REBUILD is handy for drawing the handle after expose | |
2133 | events.) | |
2134 | ||
2135 | Normally, we want to constrain the start and end of the handle to | |
2136 | fit inside its rectangle, but if the user is dragging the scroll bar | |
2137 | handle, we want to let them drag it down all the way, so that the | |
2138 | bar's top is as far down as it goes; otherwise, there's no way to | |
2139 | move to the very end of the buffer. */ | |
2140 | static void | |
2141 | x_scroll_bar_set_handle (bar, start, end, rebuild) | |
2142 | struct scroll_bar *bar; | |
2143 | int start, end; | |
2144 | int rebuild; | |
2145 | { | |
2146 | int dragging = ! NILP (bar->dragging); | |
fbd6baed | 2147 | Window w = SCROLL_BAR_W32_WINDOW (bar); |
ee78dc32 GV |
2148 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); |
2149 | ||
2150 | /* If the display is already accurate, do nothing. */ | |
2151 | if (! rebuild | |
2152 | && start == XINT (bar->start) | |
2153 | && end == XINT (bar->end)) | |
2154 | return; | |
2155 | ||
2156 | BLOCK_INPUT; | |
2157 | ||
689004fa GV |
2158 | { |
2159 | int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (XINT (bar->height)); | |
2160 | ||
2161 | /* Make sure the values are reasonable, and try to preserve | |
2162 | the distance between start and end. */ | |
2163 | { | |
2164 | int length = end - start; | |
2165 | ||
2166 | if (start < 0) | |
2167 | start = 0; | |
2168 | else if (start > top_range) | |
2169 | start = top_range; | |
2170 | end = start + length; | |
2171 | ||
2172 | if (end < start) | |
2173 | end = start; | |
2174 | else if (end > top_range && ! dragging) | |
2175 | end = top_range; | |
2176 | } | |
2177 | } | |
2178 | ||
ee78dc32 GV |
2179 | /* Store the adjusted setting in the scroll bar. */ |
2180 | XSETINT (bar->start, start); | |
2181 | XSETINT (bar->end, end); | |
2182 | ||
689004fa GV |
2183 | /* If being dragged, let scroll bar update itself. */ |
2184 | if (!dragging) | |
2185 | { | |
2186 | if (pfnSetScrollInfo) | |
2187 | { | |
2188 | SCROLLINFO si; | |
2189 | ||
2190 | si.cbSize = sizeof (si); | |
2191 | si.fMask = SIF_PAGE | SIF_POS; | |
2192 | si.nPage = end - start + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
2193 | si.nPos = start; | |
2194 | ||
2195 | pfnSetScrollInfo (w, SB_CTL, &si, TRUE); | |
2196 | } | |
2197 | else | |
2198 | SetScrollPos (w, SB_CTL, start, TRUE); | |
2199 | } | |
ee78dc32 GV |
2200 | |
2201 | UNBLOCK_INPUT; | |
2202 | } | |
2203 | ||
2204 | /* Move a scroll bar around on the screen, to accommodate changing | |
2205 | window configurations. */ | |
2206 | static void | |
2207 | x_scroll_bar_move (bar, top, left, width, height) | |
2208 | struct scroll_bar *bar; | |
2209 | int top, left, width, height; | |
2210 | { | |
fbd6baed | 2211 | Window w = SCROLL_BAR_W32_WINDOW (bar); |
ee78dc32 GV |
2212 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); |
2213 | ||
689004fa GV |
2214 | /* If already correctly positioned, do nothing. */ |
2215 | if ( XINT (bar->left) == left | |
2216 | && XINT (bar->top) == top | |
2217 | && XINT (bar->width) == width | |
2218 | && XINT (bar->height) == height ) | |
2219 | { | |
2220 | /* Redraw after clear_frame. */ | |
2221 | if (!my_show_window (f, w, SW_NORMAL)) | |
2222 | InvalidateRect (w, NULL, FALSE); | |
2223 | return; | |
2224 | } | |
2225 | ||
ee78dc32 GV |
2226 | BLOCK_INPUT; |
2227 | ||
689004fa GV |
2228 | /* Make sure scroll bar is "visible" before moving, to ensure the |
2229 | area of the parent window now exposed will be refreshed. */ | |
2230 | my_show_window (f, w, SW_HIDE); | |
ee78dc32 | 2231 | MoveWindow (w, left, top, width, height, TRUE); |
689004fa GV |
2232 | if (pfnSetScrollInfo) |
2233 | { | |
2234 | SCROLLINFO si; | |
2235 | ||
2236 | si.cbSize = sizeof (si); | |
2237 | si.fMask = SIF_RANGE; | |
2238 | si.nMin = 0; | |
2239 | si.nMax = VERTICAL_SCROLL_BAR_TOP_RANGE (height) | |
2240 | + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
2241 | ||
2242 | pfnSetScrollInfo (w, SB_CTL, &si, FALSE); | |
2243 | } | |
2244 | else | |
2245 | SetScrollRange (w, SB_CTL, 0, VERTICAL_SCROLL_BAR_TOP_RANGE (height), FALSE); | |
2246 | my_show_window (f, w, SW_NORMAL); | |
2247 | // InvalidateRect (w, NULL, FALSE); | |
ee78dc32 GV |
2248 | |
2249 | XSETINT (bar->left, left); | |
2250 | XSETINT (bar->top, top); | |
2251 | XSETINT (bar->width, width); | |
2252 | XSETINT (bar->height, height); | |
2253 | ||
2254 | UNBLOCK_INPUT; | |
2255 | } | |
2256 | ||
2257 | /* Destroy the window for BAR, and set its Emacs window's scroll bar | |
2258 | to nil. */ | |
2259 | static void | |
2260 | x_scroll_bar_remove (bar) | |
2261 | struct scroll_bar *bar; | |
2262 | { | |
2263 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
2264 | ||
2265 | BLOCK_INPUT; | |
2266 | ||
2267 | /* Destroy the window. */ | |
fbd6baed | 2268 | my_destroy_window (f, SCROLL_BAR_W32_WINDOW (bar)); |
ee78dc32 GV |
2269 | |
2270 | /* Disassociate this scroll bar from its window. */ | |
2271 | XWINDOW (bar->window)->vertical_scroll_bar = Qnil; | |
2272 | ||
2273 | UNBLOCK_INPUT; | |
2274 | } | |
2275 | ||
2276 | /* Set the handle of the vertical scroll bar for WINDOW to indicate | |
2277 | that we are displaying PORTION characters out of a total of WHOLE | |
2278 | characters, starting at POSITION. If WINDOW has no scroll bar, | |
2279 | create one. */ | |
2280 | static void | |
fbd6baed | 2281 | w32_set_vertical_scroll_bar (window, portion, whole, position) |
ee78dc32 GV |
2282 | struct window *window; |
2283 | int portion, whole, position; | |
2284 | { | |
2285 | FRAME_PTR f = XFRAME (WINDOW_FRAME (window)); | |
2286 | int top = XINT (window->top); | |
2287 | int left = WINDOW_VERTICAL_SCROLL_BAR_COLUMN (window); | |
2288 | int height = WINDOW_VERTICAL_SCROLL_BAR_HEIGHT (window); | |
2289 | ||
2290 | /* Where should this scroll bar be, pixelwise? */ | |
2291 | int pixel_top = CHAR_TO_PIXEL_ROW (f, top); | |
2292 | int pixel_left = CHAR_TO_PIXEL_COL (f, left); | |
2293 | int pixel_width | |
2294 | = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f) > 0 | |
2295 | ? FRAME_SCROLL_BAR_PIXEL_WIDTH (f) | |
fbd6baed | 2296 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.w32->font))); |
ee78dc32 GV |
2297 | int pixel_height = VERTICAL_SCROLL_BAR_PIXEL_HEIGHT (f, height); |
2298 | ||
2299 | struct scroll_bar *bar; | |
2300 | ||
2301 | /* Does the scroll bar exist yet? */ | |
2302 | if (NILP (window->vertical_scroll_bar)) | |
2303 | bar = x_scroll_bar_create (window, | |
2304 | pixel_top, pixel_left, | |
2305 | pixel_width, pixel_height); | |
2306 | else | |
2307 | { | |
2308 | /* It may just need to be moved and resized. */ | |
2309 | bar = XSCROLL_BAR (window->vertical_scroll_bar); | |
2310 | x_scroll_bar_move (bar, pixel_top, pixel_left, pixel_width, pixel_height); | |
2311 | } | |
2312 | ||
689004fa GV |
2313 | /* Set the scroll bar's current state. */ |
2314 | { | |
2315 | int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (pixel_height); | |
ee78dc32 | 2316 | |
689004fa GV |
2317 | if (whole == 0) |
2318 | x_scroll_bar_set_handle (bar, 0, top_range, 0); | |
2319 | else | |
2320 | { | |
2321 | int start = (int) (((double) position * top_range) / whole); | |
2322 | int end = (int) (((double) (position + portion) * top_range) / whole); | |
ee78dc32 | 2323 | |
689004fa GV |
2324 | x_scroll_bar_set_handle (bar, start, end, 0); |
2325 | } | |
2326 | } | |
ee78dc32 GV |
2327 | |
2328 | XSETVECTOR (window->vertical_scroll_bar, bar); | |
2329 | } | |
2330 | ||
2331 | ||
2332 | /* The following three hooks are used when we're doing a thorough | |
2333 | redisplay of the frame. We don't explicitly know which scroll bars | |
2334 | are going to be deleted, because keeping track of when windows go | |
2335 | away is a real pain - "Can you say set-window-configuration, boys | |
2336 | and girls?" Instead, we just assert at the beginning of redisplay | |
2337 | that *all* scroll bars are to be removed, and then save a scroll bar | |
2338 | from the fiery pit when we actually redisplay its window. */ | |
2339 | ||
2340 | /* Arrange for all scroll bars on FRAME to be removed at the next call | |
2341 | to `*judge_scroll_bars_hook'. A scroll bar may be spared if | |
2342 | `*redeem_scroll_bar_hook' is applied to its window before the judgement. */ | |
2343 | static void | |
fbd6baed | 2344 | w32_condemn_scroll_bars (frame) |
ee78dc32 GV |
2345 | FRAME_PTR frame; |
2346 | { | |
ef0e360f GV |
2347 | /* Transfer all the scroll bars to FRAME_CONDEMNED_SCROLL_BARS. */ |
2348 | while (! NILP (FRAME_SCROLL_BARS (frame))) | |
2349 | { | |
2350 | Lisp_Object bar; | |
2351 | bar = FRAME_SCROLL_BARS (frame); | |
2352 | FRAME_SCROLL_BARS (frame) = XSCROLL_BAR (bar)->next; | |
2353 | XSCROLL_BAR (bar)->next = FRAME_CONDEMNED_SCROLL_BARS (frame); | |
2354 | XSCROLL_BAR (bar)->prev = Qnil; | |
2355 | if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame))) | |
2356 | XSCROLL_BAR (FRAME_CONDEMNED_SCROLL_BARS (frame))->prev = bar; | |
2357 | FRAME_CONDEMNED_SCROLL_BARS (frame) = bar; | |
2358 | } | |
2359 | #ifdef PIGSFLY | |
ee78dc32 GV |
2360 | /* The condemned list should be empty at this point; if it's not, |
2361 | then the rest of Emacs isn't using the condemn/redeem/judge | |
2362 | protocol correctly. */ | |
2363 | if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame))) | |
2364 | abort (); | |
2365 | ||
2366 | /* Move them all to the "condemned" list. */ | |
2367 | FRAME_CONDEMNED_SCROLL_BARS (frame) = FRAME_SCROLL_BARS (frame); | |
2368 | FRAME_SCROLL_BARS (frame) = Qnil; | |
ef0e360f | 2369 | #endif |
ee78dc32 GV |
2370 | } |
2371 | ||
2372 | /* Unmark WINDOW's scroll bar for deletion in this judgement cycle. | |
2373 | Note that WINDOW isn't necessarily condemned at all. */ | |
2374 | static void | |
fbd6baed | 2375 | w32_redeem_scroll_bar (window) |
ee78dc32 GV |
2376 | struct window *window; |
2377 | { | |
2378 | struct scroll_bar *bar; | |
2379 | ||
2380 | /* We can't redeem this window's scroll bar if it doesn't have one. */ | |
2381 | if (NILP (window->vertical_scroll_bar)) | |
2382 | abort (); | |
2383 | ||
2384 | bar = XSCROLL_BAR (window->vertical_scroll_bar); | |
2385 | ||
ef0e360f GV |
2386 | /* Unlink it from the condemned list. */ |
2387 | { | |
2388 | FRAME_PTR f = XFRAME (WINDOW_FRAME (window)); | |
2389 | ||
2390 | if (NILP (bar->prev)) | |
2391 | { | |
2392 | /* If the prev pointer is nil, it must be the first in one of | |
2393 | the lists. */ | |
2394 | if (EQ (FRAME_SCROLL_BARS (f), window->vertical_scroll_bar)) | |
2395 | /* It's not condemned. Everything's fine. */ | |
2396 | return; | |
2397 | else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f), | |
2398 | window->vertical_scroll_bar)) | |
2399 | FRAME_CONDEMNED_SCROLL_BARS (f) = bar->next; | |
2400 | else | |
2401 | /* If its prev pointer is nil, it must be at the front of | |
2402 | one or the other! */ | |
2403 | abort (); | |
2404 | } | |
2405 | else | |
2406 | XSCROLL_BAR (bar->prev)->next = bar->next; | |
2407 | ||
2408 | if (! NILP (bar->next)) | |
2409 | XSCROLL_BAR (bar->next)->prev = bar->prev; | |
2410 | ||
2411 | bar->next = FRAME_SCROLL_BARS (f); | |
2412 | bar->prev = Qnil; | |
2413 | XSETVECTOR (FRAME_SCROLL_BARS (f), bar); | |
2414 | if (! NILP (bar->next)) | |
2415 | XSETVECTOR (XSCROLL_BAR (bar->next)->prev, bar); | |
2416 | } | |
2417 | #ifdef PIGSFLY | |
2418 | struct scroll_bar *bar; | |
2419 | ||
2420 | /* We can't redeem this window's scroll bar if it doesn't have one. */ | |
2421 | if (NILP (window->vertical_scroll_bar)) | |
2422 | abort (); | |
2423 | ||
2424 | bar = XSCROLL_BAR (window->vertical_scroll_bar); | |
2425 | ||
ee78dc32 GV |
2426 | /* Unlink it from the condemned list. */ |
2427 | { | |
2428 | FRAME_PTR f = XFRAME (WINDOW_FRAME (window)); | |
2429 | ||
2430 | if (NILP (bar->prev)) | |
2431 | { | |
2432 | /* If the prev pointer is nil, it must be the first in one of | |
2433 | the lists. */ | |
2434 | if (EQ (FRAME_SCROLL_BARS (f), window->vertical_scroll_bar)) | |
2435 | /* It's not condemned. Everything's fine. */ | |
2436 | return; | |
2437 | else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f), | |
2438 | window->vertical_scroll_bar)) | |
2439 | FRAME_CONDEMNED_SCROLL_BARS (f) = bar->next; | |
2440 | else | |
2441 | /* If its prev pointer is nil, it must be at the front of | |
2442 | one or the other! */ | |
2443 | abort (); | |
2444 | } | |
2445 | else | |
2446 | XSCROLL_BAR (bar->prev)->next = bar->next; | |
2447 | ||
2448 | if (! NILP (bar->next)) | |
2449 | XSCROLL_BAR (bar->next)->prev = bar->prev; | |
2450 | ||
2451 | bar->next = FRAME_SCROLL_BARS (f); | |
2452 | bar->prev = Qnil; | |
2453 | XSETVECTOR (FRAME_SCROLL_BARS (f), bar); | |
2454 | if (! NILP (bar->next)) | |
2455 | XSETVECTOR (XSCROLL_BAR (bar->next)->prev, bar); | |
2456 | } | |
ef0e360f | 2457 | #endif |
ee78dc32 GV |
2458 | } |
2459 | ||
2460 | /* Remove all scroll bars on FRAME that haven't been saved since the | |
2461 | last call to `*condemn_scroll_bars_hook'. */ | |
2462 | static void | |
fbd6baed | 2463 | w32_judge_scroll_bars (f) |
ee78dc32 GV |
2464 | FRAME_PTR f; |
2465 | { | |
2466 | Lisp_Object bar, next; | |
2467 | ||
2468 | bar = FRAME_CONDEMNED_SCROLL_BARS (f); | |
2469 | ||
2470 | /* Clear out the condemned list now so we won't try to process any | |
2471 | more events on the hapless scroll bars. */ | |
2472 | FRAME_CONDEMNED_SCROLL_BARS (f) = Qnil; | |
2473 | ||
2474 | for (; ! NILP (bar); bar = next) | |
2475 | { | |
2476 | struct scroll_bar *b = XSCROLL_BAR (bar); | |
2477 | ||
2478 | x_scroll_bar_remove (b); | |
2479 | ||
2480 | next = b->next; | |
2481 | b->next = b->prev = Qnil; | |
2482 | } | |
2483 | ||
2484 | /* Now there should be no references to the condemned scroll bars, | |
2485 | and they should get garbage-collected. */ | |
ef0e360f GV |
2486 | #ifdef PIGSFLY |
2487 | Lisp_Object bar, next; | |
2488 | ||
2489 | bar = FRAME_CONDEMNED_SCROLL_BARS (f); | |
2490 | ||
2491 | /* Clear out the condemned list now so we won't try to process any | |
2492 | more events on the hapless scroll bars. */ | |
2493 | FRAME_CONDEMNED_SCROLL_BARS (f) = Qnil; | |
2494 | ||
2495 | for (; ! NILP (bar); bar = next) | |
2496 | { | |
2497 | struct scroll_bar *b = XSCROLL_BAR (bar); | |
2498 | ||
2499 | x_scroll_bar_remove (b); | |
2500 | ||
2501 | next = b->next; | |
2502 | b->next = b->prev = Qnil; | |
2503 | } | |
2504 | ||
2505 | /* Now there should be no references to the condemned scroll bars, | |
2506 | and they should get garbage-collected. */ | |
2507 | #endif | |
ee78dc32 GV |
2508 | } |
2509 | ||
2510 | /* Handle a mouse click on the scroll bar BAR. If *EMACS_EVENT's kind | |
2511 | is set to something other than no_event, it is enqueued. | |
2512 | ||
2513 | This may be called from a signal handler, so we have to ignore GC | |
2514 | mark bits. */ | |
2c28562d | 2515 | |
52cf03a1 | 2516 | static int |
ee78dc32 GV |
2517 | x_scroll_bar_handle_click (bar, msg, emacs_event) |
2518 | struct scroll_bar *bar; | |
fbd6baed | 2519 | W32Msg *msg; |
ee78dc32 GV |
2520 | struct input_event *emacs_event; |
2521 | { | |
2522 | if (! GC_WINDOWP (bar->window)) | |
2523 | abort (); | |
2524 | ||
fbd6baed | 2525 | emacs_event->kind = w32_scroll_bar_click; |
ee78dc32 | 2526 | emacs_event->code = 0; |
52cf03a1 GV |
2527 | /* not really meaningful to distinguish up/down */ |
2528 | emacs_event->modifiers = msg->dwModifiers; | |
ee78dc32 GV |
2529 | emacs_event->frame_or_window = bar->window; |
2530 | emacs_event->timestamp = msg->msg.time; | |
2531 | ||
2532 | { | |
689004fa GV |
2533 | int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (XINT (bar->height)); |
2534 | int y; | |
2535 | int dragging = !NILP (bar->dragging); | |
2536 | ||
2537 | if (pfnGetScrollInfo) | |
2538 | { | |
2539 | SCROLLINFO si; | |
2540 | ||
2541 | si.cbSize = sizeof (si); | |
2542 | si.fMask = SIF_POS; | |
2543 | ||
2544 | pfnGetScrollInfo ((HWND) msg->msg.lParam, SB_CTL, &si); | |
2545 | y = si.nPos; | |
2546 | } | |
2547 | else | |
2548 | y = GetScrollPos ((HWND) msg->msg.lParam, SB_CTL); | |
2549 | ||
2550 | bar->dragging = Qnil; | |
ee78dc32 GV |
2551 | |
2552 | switch (LOWORD (msg->msg.wParam)) | |
2c28562d | 2553 | { |
2c28562d | 2554 | case SB_LINEDOWN: |
52cf03a1 | 2555 | emacs_event->part = scroll_bar_down_arrow; |
ee78dc32 | 2556 | break; |
2c28562d | 2557 | case SB_LINEUP: |
52cf03a1 | 2558 | emacs_event->part = scroll_bar_up_arrow; |
ee78dc32 | 2559 | break; |
2c28562d | 2560 | case SB_PAGEUP: |
ee78dc32 GV |
2561 | emacs_event->part = scroll_bar_above_handle; |
2562 | break; | |
2c28562d | 2563 | case SB_PAGEDOWN: |
ee78dc32 GV |
2564 | emacs_event->part = scroll_bar_below_handle; |
2565 | break; | |
2c28562d | 2566 | case SB_TOP: |
ee78dc32 GV |
2567 | emacs_event->part = scroll_bar_handle; |
2568 | y = 0; | |
2569 | break; | |
2c28562d | 2570 | case SB_BOTTOM: |
ee78dc32 GV |
2571 | emacs_event->part = scroll_bar_handle; |
2572 | y = top_range; | |
2573 | break; | |
689004fa | 2574 | case SB_THUMBTRACK: |
2c28562d | 2575 | case SB_THUMBPOSITION: |
689004fa GV |
2576 | if (VERTICAL_SCROLL_BAR_TOP_RANGE (XINT (bar->height)) <= 0xffff) |
2577 | y = HIWORD (msg->msg.wParam); | |
2578 | bar->dragging = Qt; | |
ee78dc32 | 2579 | emacs_event->part = scroll_bar_handle; |
689004fa GV |
2580 | |
2581 | /* "Silently" update current position. */ | |
2582 | if (pfnSetScrollInfo) | |
2583 | { | |
2584 | SCROLLINFO si; | |
2585 | ||
2586 | si.cbSize = sizeof (si); | |
2587 | si.fMask = SIF_POS; | |
2588 | ||
2589 | #if 0 | |
2590 | /* Shrink handle if necessary to allow full range for position. */ | |
2591 | { | |
2592 | int start = XINT (bar->start); | |
2593 | int end = XINT (bar->end); | |
2594 | int len = end - start; | |
2595 | ||
2596 | /* If new end is nearly hitting bottom, we must shrink | |
2597 | handle. How much we shrink it depends on the relative | |
2598 | sizes of len and top_range. */ | |
2599 | if (y + len > top_range - 2) | |
2600 | { | |
2601 | len -= min (top_range / 10, (len / 3) + 2); | |
2602 | if (len < 0) | |
2603 | len = 0; | |
2604 | } | |
2605 | si.nPage = len + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
2606 | si.fMask |= SIF_PAGE; | |
2607 | } | |
2608 | #endif | |
2609 | si.nPos = y; | |
2610 | /* Remember apparent position (we actually lag behind the real | |
2611 | position, so don't set that directly. */ | |
2612 | last_scroll_bar_drag_pos = y; | |
2613 | ||
2614 | pfnSetScrollInfo (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, &si, FALSE); | |
2615 | } | |
2616 | else | |
2617 | SetScrollPos (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, y, FALSE); | |
ee78dc32 | 2618 | break; |
2c28562d | 2619 | case SB_ENDSCROLL: |
689004fa GV |
2620 | /* If this is the end of a drag sequence, then reset the scroll |
2621 | handle size to normal and do a final redraw. Otherwise do | |
2622 | nothing. */ | |
2623 | if (dragging) | |
2624 | { | |
2625 | if (pfnSetScrollInfo) | |
2626 | { | |
2627 | SCROLLINFO si; | |
2628 | int start = XINT (bar->start); | |
2629 | int end = XINT (bar->end); | |
2630 | ||
2631 | si.cbSize = sizeof (si); | |
2632 | si.fMask = SIF_PAGE | SIF_POS; | |
2633 | si.nPage = end - start + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
2634 | si.nPos = last_scroll_bar_drag_pos; | |
2635 | ||
2636 | pfnSetScrollInfo (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, &si, TRUE); | |
2637 | } | |
2638 | else | |
2639 | SetScrollPos (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, y, TRUE); | |
2640 | } | |
2641 | /* fall through */ | |
2c28562d | 2642 | default: |
689004fa | 2643 | emacs_event->kind = no_event; |
52cf03a1 | 2644 | return FALSE; |
2c28562d | 2645 | } |
52cf03a1 | 2646 | |
ee78dc32 GV |
2647 | XSETINT (emacs_event->x, y); |
2648 | XSETINT (emacs_event->y, top_range); | |
52cf03a1 GV |
2649 | |
2650 | return TRUE; | |
ee78dc32 GV |
2651 | } |
2652 | } | |
2653 | ||
2654 | /* Return information to the user about the current position of the mouse | |
2655 | on the scroll bar. */ | |
2656 | static void | |
2657 | x_scroll_bar_report_motion (fp, bar_window, part, x, y, time) | |
2658 | FRAME_PTR *fp; | |
2659 | Lisp_Object *bar_window; | |
2660 | enum scroll_bar_part *part; | |
2661 | Lisp_Object *x, *y; | |
2662 | unsigned long *time; | |
2663 | { | |
2664 | struct scroll_bar *bar = XSCROLL_BAR (last_mouse_scroll_bar); | |
fbd6baed | 2665 | Window w = SCROLL_BAR_W32_WINDOW (bar); |
ee78dc32 GV |
2666 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); |
2667 | int pos; | |
689004fa | 2668 | int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (XINT (bar->height)); |
ee78dc32 GV |
2669 | |
2670 | BLOCK_INPUT; | |
2671 | ||
2672 | *fp = f; | |
2673 | *bar_window = bar->window; | |
2674 | ||
689004fa GV |
2675 | if (pfnGetScrollInfo) |
2676 | { | |
2677 | SCROLLINFO si; | |
2678 | ||
2679 | si.cbSize = sizeof (si); | |
2680 | si.fMask = SIF_POS | SIF_PAGE | SIF_RANGE; | |
2681 | ||
2682 | pfnGetScrollInfo (w, SB_CTL, &si); | |
2683 | pos = si.nPos; | |
2684 | top_range = si.nMax - si.nPage + 1; | |
2685 | } | |
2686 | else | |
2687 | pos = GetScrollPos (w, SB_CTL); | |
ee78dc32 GV |
2688 | |
2689 | switch (LOWORD (last_mouse_scroll_bar_pos)) | |
2690 | { | |
2691 | case SB_THUMBPOSITION: | |
2692 | case SB_THUMBTRACK: | |
2693 | *part = scroll_bar_handle; | |
2694 | if (VERTICAL_SCROLL_BAR_TOP_RANGE (XINT (bar->height)) <= 0xffff) | |
2695 | pos = HIWORD (last_mouse_scroll_bar_pos); | |
2696 | break; | |
2697 | case SB_LINEDOWN: | |
2698 | *part = scroll_bar_handle; | |
2699 | pos++; | |
2700 | break; | |
2701 | default: | |
2702 | *part = scroll_bar_handle; | |
2703 | break; | |
2704 | } | |
2705 | ||
2706 | XSETINT(*x, pos); | |
689004fa | 2707 | XSETINT(*y, top_range); |
ee78dc32 GV |
2708 | |
2709 | f->mouse_moved = 0; | |
2710 | last_mouse_scroll_bar = Qnil; | |
2711 | ||
2712 | *time = last_mouse_movement_time; | |
2713 | ||
2714 | UNBLOCK_INPUT; | |
2715 | } | |
2716 | ||
2717 | /* The screen has been cleared so we may have changed foreground or | |
2718 | background colors, and the scroll bars may need to be redrawn. | |
2719 | Clear out the scroll bars, and ask for expose events, so we can | |
2720 | redraw them. */ | |
2721 | ||
2722 | x_scroll_bar_clear (f) | |
2723 | FRAME_PTR f; | |
2724 | { | |
ee78dc32 GV |
2725 | Lisp_Object bar; |
2726 | ||
2727 | for (bar = FRAME_SCROLL_BARS (f); VECTORP (bar); | |
2728 | bar = XSCROLL_BAR (bar)->next) | |
52cf03a1 | 2729 | { |
fbd6baed | 2730 | HWND window = SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar)); |
52cf03a1 GV |
2731 | HDC hdc = GetDC (window); |
2732 | RECT rect; | |
2733 | ||
689004fa GV |
2734 | /* Hide scroll bar until ready to repaint. x_scroll_bar_move |
2735 | arranges to refresh the scroll bar if hidden. */ | |
2736 | my_show_window (f, window, SW_HIDE); | |
2737 | ||
52cf03a1 GV |
2738 | GetClientRect (window, &rect); |
2739 | select_palette (f, hdc); | |
fbd6baed | 2740 | w32_clear_rect (f, hdc, &rect); |
52cf03a1 | 2741 | deselect_palette (f, hdc); |
689004fa GV |
2742 | |
2743 | ReleaseDC (window, hdc); | |
52cf03a1 GV |
2744 | } |
2745 | } | |
2746 | ||
2747 | show_scroll_bars (f, how) | |
2748 | FRAME_PTR f; | |
2749 | int how; | |
2750 | { | |
2751 | Lisp_Object bar; | |
2752 | ||
2753 | for (bar = FRAME_SCROLL_BARS (f); VECTORP (bar); | |
2754 | bar = XSCROLL_BAR (bar)->next) | |
2755 | { | |
fbd6baed | 2756 | HWND window = SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar)); |
689004fa | 2757 | my_show_window (f, window, how); |
52cf03a1 | 2758 | } |
ee78dc32 GV |
2759 | } |
2760 | ||
2761 | \f | |
fbd6baed | 2762 | /* The main W32 event-reading loop - w32_read_socket. */ |
ee78dc32 GV |
2763 | |
2764 | /* Timestamp of enter window event. This is only used by w32_read_socket, | |
2765 | but we have to put it out here, since static variables within functions | |
2766 | sometimes don't work. */ | |
2767 | static Time enter_timestamp; | |
2768 | ||
2769 | /* Record the last 100 characters stored | |
2770 | to help debug the loss-of-chars-during-GC problem. */ | |
2771 | int temp_index; | |
2772 | short temp_buffer[100]; | |
2773 | ||
689004fa | 2774 | extern int key_event (KEY_EVENT_RECORD *, struct input_event *, int *isdead); |
afd153f0 | 2775 | |
fbd6baed | 2776 | /* Map a W32 WM_CHAR message into a KEY_EVENT_RECORD so that |
afd153f0 GV |
2777 | we can use the same routines to handle input in both console |
2778 | and window modes. */ | |
2779 | ||
2780 | static void | |
fbd6baed | 2781 | convert_to_key_event (W32Msg *msgp, KEY_EVENT_RECORD *eventp) |
afd153f0 GV |
2782 | { |
2783 | eventp->bKeyDown = TRUE; | |
2784 | eventp->wRepeatCount = 1; | |
2785 | eventp->wVirtualKeyCode = msgp->msg.wParam; | |
2786 | eventp->wVirtualScanCode = (msgp->msg.lParam & 0xFF0000) >> 16; | |
2787 | eventp->uChar.AsciiChar = 0; | |
2788 | eventp->dwControlKeyState = msgp->dwModifiers; | |
2789 | } | |
2790 | ||
2791 | /* Return nonzero if the virtual key is a dead key. */ | |
2792 | ||
2793 | static int | |
2794 | is_dead_key (int wparam) | |
2795 | { | |
2796 | unsigned int code = MapVirtualKey (wparam, 2); | |
2797 | ||
e9e23e23 | 2798 | /* Windows 95 returns 0x8000, NT returns 0x80000000. */ |
afd153f0 GV |
2799 | if ((code & 0x8000) || (code & 0x80000000)) |
2800 | return 1; | |
2801 | else | |
2802 | return 0; | |
2803 | } | |
2804 | ||
fbd6baed | 2805 | /* Read events coming from the W32 shell. |
ee78dc32 GV |
2806 | This routine is called by the SIGIO handler. |
2807 | We return as soon as there are no more events to be read. | |
2808 | ||
2809 | Events representing keys are stored in buffer BUFP, | |
2810 | which can hold up to NUMCHARS characters. | |
2811 | We return the number of characters stored into the buffer, | |
2812 | thus pretending to be `read'. | |
2813 | ||
ee78dc32 GV |
2814 | EXPECTED is nonzero if the caller knows input is available. |
2815 | ||
2816 | Some of these messages are reposted back to the message queue since the | |
e9e23e23 GV |
2817 | system calls the windows proc directly in a context where we cannot return |
2818 | the data nor can we guarantee the state we are in. So if we dispatch them | |
ee78dc32 GV |
2819 | we will get into an infinite loop. To prevent this from ever happening we |
2820 | will set a variable to indicate we are in the read_socket call and indicate | |
e9e23e23 GV |
2821 | which message we are processing since the windows proc gets called |
2822 | recursively with different messages by the system. | |
ee78dc32 GV |
2823 | */ |
2824 | ||
2825 | int | |
3aad7613 | 2826 | w32_read_socket (sd, bufp, numchars, expected) |
ee78dc32 GV |
2827 | register int sd; |
2828 | register struct input_event *bufp; | |
2829 | register int numchars; | |
ee78dc32 GV |
2830 | int expected; |
2831 | { | |
2832 | int count = 0; | |
689004fa | 2833 | int check_visibility = 0; |
fbd6baed | 2834 | W32Msg msg; |
ee78dc32 | 2835 | struct frame *f; |
ee78dc32 | 2836 | Lisp_Object part; |
fbd6baed | 2837 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
ee78dc32 GV |
2838 | |
2839 | if (interrupt_input_blocked) | |
2840 | { | |
2841 | interrupt_input_pending = 1; | |
2842 | return -1; | |
2843 | } | |
2844 | ||
2845 | interrupt_input_pending = 0; | |
2846 | BLOCK_INPUT; | |
2847 | ||
2848 | /* So people can tell when we have read the available input. */ | |
2849 | input_signal_count++; | |
2850 | ||
2851 | if (numchars <= 0) | |
2852 | abort (); /* Don't think this happens. */ | |
2853 | ||
52cf03a1 | 2854 | while (get_next_msg (&msg, FALSE)) |
ee78dc32 GV |
2855 | { |
2856 | switch (msg.msg.message) | |
2857 | { | |
ee78dc32 | 2858 | case WM_PAINT: |
ee78dc32 GV |
2859 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); |
2860 | ||
2861 | if (f) | |
2862 | { | |
014b6ea1 GV |
2863 | if (msg.rect.right == msg.rect.left || |
2864 | msg.rect.bottom == msg.rect.top) | |
ee78dc32 | 2865 | { |
014b6ea1 GV |
2866 | /* We may get paint messages even though the client |
2867 | area is clipped - these are not expose events. */ | |
2868 | DebPrint (("clipped frame %04x (%s) got WM_PAINT\n", f, | |
2869 | XSTRING (f->name)->data)); | |
2870 | } | |
2871 | else if (f->async_visible != 1) | |
2872 | { | |
2873 | /* Definitely not obscured, so mark as visible. */ | |
ee78dc32 GV |
2874 | f->async_visible = 1; |
2875 | f->async_iconified = 0; | |
2876 | SET_FRAME_GARBAGED (f); | |
014b6ea1 GV |
2877 | DebPrint (("frame %04x (%s) reexposed\n", f, |
2878 | XSTRING (f->name)->data)); | |
689004fa GV |
2879 | |
2880 | /* WM_PAINT serves as MapNotify as well, so report | |
2881 | visibility changes properly. */ | |
2882 | if (f->iconified) | |
2883 | { | |
2884 | bufp->kind = deiconify_event; | |
2885 | XSETFRAME (bufp->frame_or_window, f); | |
2886 | bufp++; | |
2887 | count++; | |
2888 | numchars--; | |
2889 | } | |
2890 | else if (! NILP(Vframe_list) | |
2891 | && ! NILP (XCONS (Vframe_list)->cdr)) | |
2892 | /* Force a redisplay sooner or later to update the | |
2893 | frame titles in case this is the second frame. */ | |
2894 | record_asynch_buffer_change (); | |
ee78dc32 GV |
2895 | } |
2896 | else | |
2897 | { | |
97e6de38 | 2898 | /* Erase background again for safety. */ |
fbd6baed | 2899 | w32_clear_rect (f, NULL, &msg.rect); |
ee78dc32 GV |
2900 | dumprectangle (f, |
2901 | msg.rect.left, | |
2902 | msg.rect.top, | |
689004fa GV |
2903 | msg.rect.right - msg.rect.left, |
2904 | msg.rect.bottom - msg.rect.top); | |
ee78dc32 GV |
2905 | } |
2906 | } | |
52cf03a1 | 2907 | break; |
689004fa | 2908 | |
ee78dc32 GV |
2909 | case WM_KEYDOWN: |
2910 | case WM_SYSKEYDOWN: | |
2911 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
2912 | ||
2913 | if (f && !f->iconified) | |
2914 | { | |
2915 | if (temp_index == sizeof temp_buffer / sizeof (short)) | |
2916 | temp_index = 0; | |
2917 | temp_buffer[temp_index++] = msg.msg.wParam; | |
2918 | bufp->kind = non_ascii_keystroke; | |
2919 | bufp->code = msg.msg.wParam; | |
689004fa GV |
2920 | bufp->modifiers = w32_kbd_mods_to_emacs (msg.dwModifiers, |
2921 | msg.msg.wParam); | |
ee78dc32 GV |
2922 | XSETFRAME (bufp->frame_or_window, f); |
2923 | bufp->timestamp = msg.msg.time; | |
2924 | bufp++; | |
2925 | numchars--; | |
2926 | count++; | |
2927 | } | |
2928 | break; | |
689004fa | 2929 | |
ee78dc32 GV |
2930 | case WM_SYSCHAR: |
2931 | case WM_CHAR: | |
2932 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
2933 | ||
2934 | if (f && !f->iconified) | |
2935 | { | |
2936 | if (numchars > 1) | |
2937 | { | |
afd153f0 | 2938 | int add; |
689004fa | 2939 | int isdead = 0; |
afd153f0 GV |
2940 | KEY_EVENT_RECORD key, *keyp = &key; |
2941 | ||
ee78dc32 GV |
2942 | if (temp_index == sizeof temp_buffer / sizeof (short)) |
2943 | temp_index = 0; | |
afd153f0 GV |
2944 | |
2945 | convert_to_key_event (&msg, keyp); | |
689004fa | 2946 | add = key_event (keyp, bufp, &isdead); |
a92989c3 | 2947 | XSETFRAME (bufp->frame_or_window, f); |
afd153f0 GV |
2948 | if (add == -1) |
2949 | { | |
2950 | /* The key pressed generated two characters, most likely | |
2951 | an accent character and a key that could not be | |
2952 | combined with it. Prepend the message on the queue | |
2953 | again to process the second character (which is | |
2954 | being held internally in key_event), and process | |
2955 | the first character now. */ | |
2956 | prepend_msg (&msg); | |
2957 | add = 1; | |
2958 | } | |
2959 | ||
689004fa | 2960 | if (isdead) |
afd153f0 GV |
2961 | break; |
2962 | ||
2963 | bufp += add; | |
2964 | numchars -= add; | |
2965 | count += add; | |
ee78dc32 GV |
2966 | } |
2967 | else | |
2968 | { | |
2969 | abort (); | |
2970 | } | |
2971 | } | |
2972 | break; | |
689004fa | 2973 | |
ee78dc32 GV |
2974 | case WM_MOUSEMOVE: |
2975 | if (dpyinfo->grabbed && last_mouse_frame | |
2976 | && FRAME_LIVE_P (last_mouse_frame)) | |
2977 | f = last_mouse_frame; | |
2978 | else | |
2979 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
2980 | ||
2981 | if (f) | |
2982 | note_mouse_movement (f, &msg.msg); | |
2983 | else | |
fbd6baed | 2984 | clear_mouse_face (FRAME_W32_DISPLAY_INFO (f)); |
ee78dc32 GV |
2985 | |
2986 | break; | |
689004fa | 2987 | |
ee78dc32 GV |
2988 | case WM_LBUTTONDOWN: |
2989 | case WM_LBUTTONUP: | |
2990 | case WM_MBUTTONDOWN: | |
2991 | case WM_MBUTTONUP: | |
2992 | case WM_RBUTTONDOWN: | |
2993 | case WM_RBUTTONUP: | |
2994 | { | |
2995 | int button; | |
2996 | int up; | |
2997 | ||
2998 | if (dpyinfo->grabbed && last_mouse_frame | |
2999 | && FRAME_LIVE_P (last_mouse_frame)) | |
3000 | f = last_mouse_frame; | |
3001 | else | |
3002 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3003 | ||
3004 | if (f) | |
3005 | { | |
fbd6baed | 3006 | if ((!dpyinfo->w32_focus_frame || f == dpyinfo->w32_focus_frame) |
ee78dc32 GV |
3007 | && (numchars >= 1)) |
3008 | { | |
3009 | construct_mouse_click (bufp, &msg, f); | |
3010 | bufp++; | |
3011 | count++; | |
3012 | numchars--; | |
3013 | } | |
3014 | } | |
3015 | ||
3016 | parse_button (msg.msg.message, &button, &up); | |
3017 | ||
3018 | if (up) | |
3019 | { | |
3020 | dpyinfo->grabbed &= ~ (1 << button); | |
3021 | } | |
3022 | else | |
3023 | { | |
3024 | dpyinfo->grabbed |= (1 << button); | |
3025 | last_mouse_frame = f; | |
3026 | } | |
689004fa | 3027 | break; |
ee78dc32 GV |
3028 | } |
3029 | ||
689004fa GV |
3030 | case WM_MOUSEWHEEL: |
3031 | if (dpyinfo->grabbed && last_mouse_frame | |
3032 | && FRAME_LIVE_P (last_mouse_frame)) | |
3033 | f = last_mouse_frame; | |
3034 | else | |
3035 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3036 | ||
3037 | if (f) | |
3038 | { | |
3039 | if ((!dpyinfo->w32_focus_frame | |
3040 | || f == dpyinfo->w32_focus_frame) | |
3041 | && (numchars >= 1)) | |
3042 | { | |
3043 | construct_mouse_wheel (bufp, &msg, f); | |
3044 | bufp++; | |
3045 | count++; | |
3046 | numchars--; | |
3047 | } | |
3048 | } | |
ee78dc32 | 3049 | break; |
689004fa | 3050 | |
12857dfd RS |
3051 | case WM_DROPFILES: |
3052 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3053 | ||
3054 | if (f) | |
3055 | { | |
3056 | construct_drag_n_drop (bufp, &msg, f); | |
3057 | bufp++; | |
3058 | count++; | |
3059 | numchars--; | |
3060 | } | |
3061 | break; | |
3062 | ||
ee78dc32 GV |
3063 | case WM_VSCROLL: |
3064 | { | |
689004fa GV |
3065 | struct scroll_bar *bar = |
3066 | x_window_to_scroll_bar ((HWND)msg.msg.lParam); | |
ee78dc32 GV |
3067 | |
3068 | if (bar && numchars >= 1) | |
3069 | { | |
52cf03a1 GV |
3070 | if (x_scroll_bar_handle_click (bar, &msg, bufp)) |
3071 | { | |
3072 | bufp++; | |
3073 | count++; | |
3074 | numchars--; | |
3075 | } | |
ee78dc32 | 3076 | } |
689004fa | 3077 | break; |
ee78dc32 GV |
3078 | } |
3079 | ||
689004fa GV |
3080 | case WM_WINDOWPOSCHANGED: |
3081 | case WM_ACTIVATE: | |
3082 | case WM_ACTIVATEAPP: | |
3083 | check_visibility = 1; | |
ee78dc32 | 3084 | break; |
689004fa | 3085 | |
ee78dc32 GV |
3086 | case WM_MOVE: |
3087 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3088 | ||
3089 | if (f && !f->async_iconified) | |
3090 | { | |
689004fa GV |
3091 | int x, y; |
3092 | ||
3093 | x_real_positions (f, &x, &y); | |
3094 | f->output_data.w32->left_pos = x; | |
3095 | f->output_data.w32->top_pos = y; | |
ee78dc32 | 3096 | } |
689004fa GV |
3097 | |
3098 | check_visibility = 1; | |
3099 | break; | |
3100 | ||
3101 | case WM_SHOWWINDOW: | |
3102 | /* If window has been obscured or exposed by another window | |
3103 | being maximised or minimised/restored, then recheck | |
3104 | visibility of all frames. Direct changes to our own | |
3105 | windows get handled by WM_SIZE. */ | |
3106 | #if 0 | |
3107 | if (msg.msg.lParam != 0) | |
3108 | check_visibility = 1; | |
3109 | else | |
3110 | { | |
3111 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3112 | f->async_visible = msg.msg.wParam; | |
3113 | } | |
3114 | #endif | |
3115 | ||
3116 | check_visibility = 1; | |
ee78dc32 | 3117 | break; |
689004fa | 3118 | |
ee78dc32 GV |
3119 | case WM_SIZE: |
3120 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3121 | ||
689004fa GV |
3122 | /* Inform lisp of whether frame has been iconified etc. */ |
3123 | if (f) | |
ee78dc32 | 3124 | { |
689004fa | 3125 | switch (msg.msg.wParam) |
ee78dc32 | 3126 | { |
689004fa GV |
3127 | case SIZE_MINIMIZED: |
3128 | f->async_visible = 0; | |
ee78dc32 GV |
3129 | f->async_iconified = 1; |
3130 | ||
3131 | bufp->kind = iconify_event; | |
3132 | XSETFRAME (bufp->frame_or_window, f); | |
3133 | bufp++; | |
3134 | count++; | |
3135 | numchars--; | |
689004fa GV |
3136 | break; |
3137 | ||
3138 | case SIZE_MAXIMIZED: | |
3139 | case SIZE_RESTORED: | |
ee78dc32 GV |
3140 | f->async_visible = 1; |
3141 | f->async_iconified = 0; | |
3142 | ||
3143 | /* wait_reading_process_input will notice this and update | |
3144 | the frame's display structures. */ | |
3145 | SET_FRAME_GARBAGED (f); | |
3146 | ||
3147 | if (f->iconified) | |
3148 | { | |
3149 | bufp->kind = deiconify_event; | |
3150 | XSETFRAME (bufp->frame_or_window, f); | |
3151 | bufp++; | |
3152 | count++; | |
3153 | numchars--; | |
3154 | } | |
3155 | else | |
3156 | /* Force a redisplay sooner or later | |
3157 | to update the frame titles | |
3158 | in case this is the second frame. */ | |
3159 | record_asynch_buffer_change (); | |
689004fa | 3160 | break; |
ee78dc32 | 3161 | } |
ee78dc32 | 3162 | } |
689004fa | 3163 | |
ef0e360f GV |
3164 | if (f && !f->async_iconified && msg.msg.wParam != SIZE_MINIMIZED) |
3165 | { | |
3166 | RECT rect; | |
3167 | int rows; | |
3168 | int columns; | |
3169 | int width; | |
3170 | int height; | |
3171 | ||
3172 | GetClientRect(msg.msg.hwnd, &rect); | |
3173 | ||
3174 | height = rect.bottom - rect.top; | |
3175 | width = rect.right - rect.left; | |
3176 | ||
3177 | rows = PIXEL_TO_CHAR_HEIGHT (f, height); | |
3178 | columns = PIXEL_TO_CHAR_WIDTH (f, width); | |
3179 | ||
3180 | /* TODO: Clip size to the screen dimensions. */ | |
3181 | ||
3182 | /* Even if the number of character rows and columns has | |
3183 | not changed, the font size may have changed, so we need | |
3184 | to check the pixel dimensions as well. */ | |
3185 | ||
3186 | if (columns != f->width | |
3187 | || rows != f->height | |
3188 | || width != f->output_data.w32->pixel_width | |
3189 | || height != f->output_data.w32->pixel_height) | |
3190 | { | |
3191 | /* I had set this to 0, 0 - I am not sure why?? */ | |
3192 | ||
3193 | change_frame_size (f, rows, columns, 0, 1); | |
3194 | SET_FRAME_GARBAGED (f); | |
3195 | ||
3196 | f->output_data.w32->pixel_width = width; | |
3197 | f->output_data.w32->pixel_height = height; | |
3198 | f->output_data.w32->win_gravity = NorthWestGravity; | |
3199 | } | |
3200 | } | |
3201 | ||
689004fa GV |
3202 | check_visibility = 1; |
3203 | break; | |
3204 | ||
3205 | case WM_SETFOCUS: | |
3206 | case WM_KILLFOCUS: | |
3207 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
ee78dc32 | 3208 | |
689004fa GV |
3209 | if (msg.msg.message == WM_SETFOCUS) |
3210 | { | |
3211 | x_new_focus_frame (dpyinfo, f); | |
3212 | } | |
3213 | else if (f == dpyinfo->w32_focus_frame) | |
3214 | { | |
3215 | x_new_focus_frame (dpyinfo, 0); | |
3216 | } | |
3217 | ||
3218 | check_visibility = 1; | |
ee78dc32 | 3219 | break; |
689004fa | 3220 | |
ee78dc32 GV |
3221 | case WM_CLOSE: |
3222 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3223 | ||
3224 | if (f) | |
3225 | { | |
3226 | if (numchars == 0) | |
3227 | abort (); | |
3228 | ||
3229 | bufp->kind = delete_window_event; | |
3230 | XSETFRAME (bufp->frame_or_window, f); | |
3231 | bufp++; | |
3232 | count++; | |
3233 | numchars--; | |
3234 | } | |
689004fa GV |
3235 | break; |
3236 | ||
3237 | case WM_INITMENU: | |
3238 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3239 | ||
3240 | if (f) | |
3241 | { | |
3242 | if (numchars == 0) | |
3243 | abort (); | |
ee78dc32 | 3244 | |
689004fa GV |
3245 | bufp->kind = menu_bar_activate_event; |
3246 | XSETFRAME (bufp->frame_or_window, f); | |
3247 | bufp++; | |
3248 | count++; | |
3249 | numchars--; | |
3250 | } | |
ee78dc32 | 3251 | break; |
689004fa | 3252 | |
ee78dc32 GV |
3253 | case WM_COMMAND: |
3254 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
014b6ea1 | 3255 | |
ee78dc32 GV |
3256 | if (f) |
3257 | { | |
014b6ea1 GV |
3258 | extern void menubar_selection_callback (FRAME_PTR f, void * client_data); |
3259 | menubar_selection_callback (f, (void *)msg.msg.wParam); | |
ee78dc32 | 3260 | } |
689004fa GV |
3261 | |
3262 | check_visibility = 1; | |
3263 | break; | |
3264 | ||
3265 | case WM_DISPLAYCHANGE: | |
3266 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3267 | ||
3268 | if (f) | |
3269 | { | |
3270 | dpyinfo->width = (short) LOWORD (msg.msg.lParam); | |
3271 | dpyinfo->height = (short) HIWORD (msg.msg.lParam); | |
3272 | dpyinfo->n_cbits = msg.msg.wParam; | |
3273 | DebPrint (("display change: %d %d\n", dpyinfo->width, | |
3274 | dpyinfo->height)); | |
3275 | } | |
3276 | ||
3277 | check_visibility = 1; | |
ee78dc32 | 3278 | break; |
e7efd97e GV |
3279 | |
3280 | default: | |
3281 | /* Check for messages registered at runtime. */ | |
3282 | if (msg.msg.message == msh_mousewheel) | |
3283 | { | |
3284 | if (dpyinfo->grabbed && last_mouse_frame | |
3285 | && FRAME_LIVE_P (last_mouse_frame)) | |
3286 | f = last_mouse_frame; | |
3287 | else | |
3288 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3289 | ||
3290 | if (f) | |
3291 | { | |
3292 | if ((!dpyinfo->w32_focus_frame | |
3293 | || f == dpyinfo->w32_focus_frame) | |
3294 | && (numchars >= 1)) | |
3295 | { | |
3296 | construct_mouse_wheel (bufp, &msg, f); | |
3297 | bufp++; | |
3298 | count++; | |
3299 | numchars--; | |
3300 | } | |
3301 | } | |
3302 | } | |
3303 | break; | |
ee78dc32 GV |
3304 | } |
3305 | } | |
3306 | ||
3307 | /* If the focus was just given to an autoraising frame, | |
3308 | raise it now. */ | |
3309 | /* ??? This ought to be able to handle more than one such frame. */ | |
3310 | if (pending_autoraise_frame) | |
3311 | { | |
3312 | x_raise_frame (pending_autoraise_frame); | |
3313 | pending_autoraise_frame = 0; | |
3314 | } | |
3315 | ||
689004fa GV |
3316 | /* Check which frames are still visisble, if we have enqueued any user |
3317 | events or been notified of events that may affect visibility. We | |
3318 | do this here because there doesn't seem to be any direct | |
3319 | notification from Windows that the visibility of a window has | |
3320 | changed (at least, not in all cases). */ | |
3321 | if (count > 0 || check_visibility) | |
3322 | { | |
3323 | Lisp_Object tail, frame; | |
3324 | ||
3325 | FOR_EACH_FRAME (tail, frame) | |
3326 | { | |
3327 | FRAME_PTR f = XFRAME (frame); | |
3328 | /* Check "visible" frames and mark each as obscured or not. | |
3329 | Note that async_visible is nonzero for unobscured and | |
3330 | obscured frames, but zero for hidden and iconified frames. */ | |
3331 | if (FRAME_W32_P (f) && f->async_visible) | |
3332 | { | |
3333 | RECT clipbox; | |
3334 | HDC hdc = get_frame_dc (f); | |
3335 | GetClipBox (hdc, &clipbox); | |
3336 | release_frame_dc (f, hdc); | |
3337 | ||
3338 | if (clipbox.right == clipbox.left | |
3339 | || clipbox.bottom == clipbox.top) | |
3340 | { | |
3341 | /* Frame has become completely obscured so mark as | |
3342 | such (we do this by setting async_visible to 2 so | |
3343 | that FRAME_VISIBLE_P is still true, but redisplay | |
3344 | will skip it). */ | |
3345 | f->async_visible = 2; | |
3346 | ||
3347 | if (!FRAME_OBSCURED_P (f)) | |
3348 | { | |
3349 | DebPrint (("frame %04x (%s) obscured\n", f, | |
3350 | XSTRING (f->name)->data)); | |
3351 | } | |
3352 | } | |
3353 | else | |
3354 | { | |
3355 | /* Frame is not obscured, so mark it as such. */ | |
3356 | f->async_visible = 1; | |
3357 | ||
3358 | if (FRAME_OBSCURED_P (f)) | |
3359 | { | |
3360 | SET_FRAME_GARBAGED (f); | |
3361 | DebPrint (("frame %04x (%s) reexposed\n", f, | |
3362 | XSTRING (f->name)->data)); | |
3363 | ||
3364 | /* Force a redisplay sooner or later. */ | |
3365 | record_asynch_buffer_change (); | |
3366 | } | |
3367 | } | |
3368 | } | |
3369 | } | |
3370 | } | |
3371 | ||
ee78dc32 GV |
3372 | UNBLOCK_INPUT; |
3373 | return count; | |
3374 | } | |
3375 | \f | |
3376 | /* Drawing the cursor. */ | |
3377 | ||
3378 | ||
3379 | /* Draw a hollow box cursor. Don't change the inside of the box. */ | |
3380 | ||
3381 | static void | |
3382 | x_draw_box (f) | |
3383 | struct frame *f; | |
3384 | { | |
3385 | RECT rect; | |
3386 | HBRUSH hb; | |
3387 | HDC hdc; | |
3388 | ||
52cf03a1 | 3389 | hdc = get_frame_dc (f); |
ee78dc32 | 3390 | |
fbd6baed | 3391 | hb = CreateSolidBrush (f->output_data.w32->cursor_pixel); |
ee78dc32 GV |
3392 | |
3393 | rect.left = CHAR_TO_PIXEL_COL (f, curs_x); | |
3394 | rect.top = CHAR_TO_PIXEL_ROW (f, curs_y); | |
fbd6baed GV |
3395 | rect.right = rect.left + FONT_WIDTH (f->output_data.w32->font); |
3396 | rect.bottom = rect.top + f->output_data.w32->line_height; | |
52cf03a1 | 3397 | |
ee78dc32 | 3398 | FrameRect (hdc, &rect, hb); |
ee78dc32 | 3399 | DeleteObject (hb); |
52cf03a1 GV |
3400 | |
3401 | release_frame_dc (f, hdc); | |
ee78dc32 GV |
3402 | } |
3403 | ||
3404 | /* Clear the cursor of frame F to background color, | |
3405 | and mark the cursor as not shown. | |
3406 | This is used when the text where the cursor is | |
3407 | is about to be rewritten. */ | |
3408 | ||
3409 | static void | |
3410 | clear_cursor (f) | |
3411 | struct frame *f; | |
3412 | { | |
3413 | if (! FRAME_VISIBLE_P (f) | |
3414 | || f->phys_cursor_x < 0) | |
3415 | return; | |
3416 | ||
3417 | x_display_cursor (f, 0); | |
3418 | f->phys_cursor_x = -1; | |
3419 | } | |
3420 | ||
3421 | /* Redraw the glyph at ROW, COLUMN on frame F, in the style | |
3422 | HIGHLIGHT. HIGHLIGHT is as defined for dumpglyphs. Return the | |
3423 | glyph drawn. */ | |
3424 | ||
3425 | static void | |
3426 | x_draw_single_glyph (f, row, column, glyph, highlight) | |
3427 | struct frame *f; | |
3428 | int row, column; | |
3429 | GLYPH glyph; | |
3430 | int highlight; | |
3431 | { | |
3432 | dumpglyphs (f, | |
3433 | CHAR_TO_PIXEL_COL (f, column), | |
3434 | CHAR_TO_PIXEL_ROW (f, row), | |
ef0e360f | 3435 | &glyph, 1, highlight, 0, NULL); |
ee78dc32 GV |
3436 | } |
3437 | ||
3438 | static void | |
3439 | x_display_bar_cursor (f, on) | |
3440 | struct frame *f; | |
3441 | int on; | |
3442 | { | |
3443 | struct frame_glyphs *current_glyphs = FRAME_CURRENT_GLYPHS (f); | |
3444 | ||
3445 | /* This is pointless on invisible frames, and dangerous on garbaged | |
3446 | frames; in the latter case, the frame may be in the midst of | |
3447 | changing its size, and curs_x and curs_y may be off the frame. */ | |
3448 | if (! FRAME_VISIBLE_P (f) || FRAME_GARBAGED_P (f)) | |
3449 | return; | |
3450 | ||
3451 | if (! on && f->phys_cursor_x < 0) | |
3452 | return; | |
3453 | ||
ee78dc32 GV |
3454 | /* If there is anything wrong with the current cursor state, remove it. */ |
3455 | if (f->phys_cursor_x >= 0 | |
3456 | && (!on | |
3457 | || f->phys_cursor_x != curs_x | |
3458 | || f->phys_cursor_y != curs_y | |
fbd6baed | 3459 | || f->output_data.w32->current_cursor != bar_cursor)) |
ee78dc32 GV |
3460 | { |
3461 | /* Erase the cursor by redrawing the character underneath it. */ | |
3462 | x_draw_single_glyph (f, f->phys_cursor_y, f->phys_cursor_x, | |
3463 | f->phys_cursor_glyph, | |
3464 | current_glyphs->highlight[f->phys_cursor_y]); | |
3465 | f->phys_cursor_x = -1; | |
3466 | } | |
3467 | ||
3468 | /* If we now need a cursor in the new place or in the new form, do it so. */ | |
3469 | if (on | |
3470 | && (f->phys_cursor_x < 0 | |
fbd6baed | 3471 | || (f->output_data.w32->current_cursor != bar_cursor))) |
ee78dc32 GV |
3472 | { |
3473 | f->phys_cursor_glyph | |
3474 | = ((current_glyphs->enable[curs_y] | |
3475 | && curs_x < current_glyphs->used[curs_y]) | |
3476 | ? current_glyphs->glyphs[curs_y][curs_x] | |
3477 | : SPACEGLYPH); | |
fbd6baed | 3478 | w32_fill_area (f, NULL, f->output_data.w32->cursor_pixel, |
ee78dc32 GV |
3479 | CHAR_TO_PIXEL_COL (f, curs_x), |
3480 | CHAR_TO_PIXEL_ROW (f, curs_y), | |
fbd6baed GV |
3481 | max (f->output_data.w32->cursor_width, 1), |
3482 | f->output_data.w32->line_height); | |
ee78dc32 GV |
3483 | |
3484 | f->phys_cursor_x = curs_x; | |
3485 | f->phys_cursor_y = curs_y; | |
3486 | ||
fbd6baed | 3487 | f->output_data.w32->current_cursor = bar_cursor; |
ee78dc32 GV |
3488 | } |
3489 | } | |
3490 | ||
3491 | ||
3492 | /* Turn the displayed cursor of frame F on or off according to ON. | |
3493 | If ON is nonzero, where to put the cursor is specified | |
3494 | by F->cursor_x and F->cursor_y. */ | |
3495 | ||
3496 | static void | |
3497 | x_display_box_cursor (f, on) | |
3498 | struct frame *f; | |
3499 | int on; | |
3500 | { | |
3501 | struct frame_glyphs *current_glyphs = FRAME_CURRENT_GLYPHS (f); | |
3502 | ||
3503 | /* This is pointless on invisible frames, and dangerous on garbaged | |
3504 | frames; in the latter case, the frame may be in the midst of | |
3505 | changing its size, and curs_x and curs_y may be off the frame. */ | |
3506 | if (! FRAME_VISIBLE_P (f) || FRAME_GARBAGED_P (f)) | |
3507 | return; | |
3508 | ||
3509 | /* If cursor is off and we want it off, return quickly. */ | |
3510 | if (!on && f->phys_cursor_x < 0) | |
3511 | return; | |
3512 | ||
ee78dc32 GV |
3513 | /* If cursor is currently being shown and we don't want it to be |
3514 | or it is in the wrong place, | |
3515 | or we want a hollow box and it's not so, (pout!) | |
3516 | erase it. */ | |
3517 | if (f->phys_cursor_x >= 0 | |
3518 | && (!on | |
3519 | || f->phys_cursor_x != curs_x | |
3520 | || f->phys_cursor_y != curs_y | |
fbd6baed GV |
3521 | || (f->output_data.w32->current_cursor != hollow_box_cursor |
3522 | && (f != FRAME_W32_DISPLAY_INFO (f)->w32_highlight_frame)))) | |
ee78dc32 GV |
3523 | { |
3524 | int mouse_face_here = 0; | |
3525 | struct frame_glyphs *active_glyphs = FRAME_CURRENT_GLYPHS (f); | |
3526 | ||
3527 | /* If the cursor is in the mouse face area, redisplay that when | |
3528 | we clear the cursor. */ | |
fbd6baed | 3529 | if (f == FRAME_W32_DISPLAY_INFO (f)->mouse_face_mouse_frame |
689004fa GV |
3530 | && (f->phys_cursor_y > FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_row |
3531 | || (f->phys_cursor_y == FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_row | |
3532 | && f->phys_cursor_x >= FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_col)) | |
3533 | && (f->phys_cursor_y < FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_row | |
3534 | || (f->phys_cursor_y == FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_row | |
3535 | && f->phys_cursor_x < FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_col)) | |
ee78dc32 GV |
3536 | /* Don't redraw the cursor's spot in mouse face |
3537 | if it is at the end of a line (on a newline). | |
3538 | The cursor appears there, but mouse highlighting does not. */ | |
3539 | && active_glyphs->used[f->phys_cursor_y] > f->phys_cursor_x) | |
3540 | mouse_face_here = 1; | |
3541 | ||
3542 | /* If the font is not as tall as a whole line, | |
3543 | we must explicitly clear the line's whole height. */ | |
fbd6baed GV |
3544 | if (FONT_HEIGHT (f->output_data.w32->font) != f->output_data.w32->line_height) |
3545 | w32_clear_area (f, NULL, | |
ee78dc32 GV |
3546 | CHAR_TO_PIXEL_COL (f, f->phys_cursor_x), |
3547 | CHAR_TO_PIXEL_ROW (f, f->phys_cursor_y), | |
fbd6baed GV |
3548 | FONT_WIDTH (f->output_data.w32->font), |
3549 | f->output_data.w32->line_height); | |
ee78dc32 GV |
3550 | /* Erase the cursor by redrawing the character underneath it. */ |
3551 | x_draw_single_glyph (f, f->phys_cursor_y, f->phys_cursor_x, | |
3552 | f->phys_cursor_glyph, | |
3553 | (mouse_face_here | |
3554 | ? 3 | |
3555 | : current_glyphs->highlight[f->phys_cursor_y])); | |
3556 | f->phys_cursor_x = -1; | |
3557 | } | |
3558 | ||
3559 | /* If we want to show a cursor, | |
3560 | or we want a box cursor and it's not so, | |
3561 | write it in the right place. */ | |
3562 | if (on | |
3563 | && (f->phys_cursor_x < 0 | |
fbd6baed GV |
3564 | || (f->output_data.w32->current_cursor != filled_box_cursor |
3565 | && f == FRAME_W32_DISPLAY_INFO (f)->w32_highlight_frame))) | |
ee78dc32 GV |
3566 | { |
3567 | f->phys_cursor_glyph | |
3568 | = ((current_glyphs->enable[curs_y] | |
3569 | && curs_x < current_glyphs->used[curs_y]) | |
3570 | ? current_glyphs->glyphs[curs_y][curs_x] | |
3571 | : SPACEGLYPH); | |
fbd6baed | 3572 | if (f != FRAME_W32_DISPLAY_INFO (f)->w32_highlight_frame) |
ee78dc32 GV |
3573 | { |
3574 | x_draw_box (f); | |
fbd6baed | 3575 | f->output_data.w32->current_cursor = hollow_box_cursor; |
ee78dc32 GV |
3576 | } |
3577 | else | |
3578 | { | |
3579 | x_draw_single_glyph (f, curs_y, curs_x, | |
3580 | f->phys_cursor_glyph, 2); | |
fbd6baed | 3581 | f->output_data.w32->current_cursor = filled_box_cursor; |
ee78dc32 GV |
3582 | } |
3583 | ||
3584 | f->phys_cursor_x = curs_x; | |
3585 | f->phys_cursor_y = curs_y; | |
3586 | } | |
3587 | } | |
3588 | ||
689004fa GV |
3589 | /* Display the cursor on frame F, or clear it, according to ON. |
3590 | Use the position specified by curs_x and curs_y | |
3591 | if we are doing an update of frame F now. | |
3592 | Otherwise use the position in the FRAME_CURSOR_X and FRAME_CURSOR_Y fields | |
3593 | of F. */ | |
3594 | ||
ee78dc32 GV |
3595 | x_display_cursor (f, on) |
3596 | struct frame *f; | |
3597 | int on; | |
3598 | { | |
3599 | BLOCK_INPUT; | |
3600 | ||
689004fa GV |
3601 | /* If we're not updating, then we want to use the current frame's |
3602 | cursor position, not our local idea of where the cursor ought to be. */ | |
3603 | if (f != updating_frame) | |
3604 | { | |
3605 | curs_x = FRAME_CURSOR_X (f); | |
3606 | curs_y = FRAME_CURSOR_Y (f); | |
3607 | } | |
3608 | ||
ee78dc32 GV |
3609 | if (FRAME_DESIRED_CURSOR (f) == filled_box_cursor) |
3610 | x_display_box_cursor (f, on); | |
3611 | else if (FRAME_DESIRED_CURSOR (f) == bar_cursor) | |
3612 | x_display_bar_cursor (f, on); | |
3613 | else | |
3614 | /* Those are the only two we have implemented! */ | |
3615 | abort (); | |
3616 | ||
3617 | UNBLOCK_INPUT; | |
3618 | } | |
3619 | \f | |
3620 | /* Changing the font of the frame. */ | |
3621 | ||
3622 | /* Give frame F the font named FONTNAME as its default font, and | |
3623 | return the full name of that font. FONTNAME may be a wildcard | |
3624 | pattern; in that case, we choose some font that fits the pattern. | |
3625 | The return value shows which font we chose. */ | |
3626 | ||
3627 | Lisp_Object | |
3628 | x_new_font (f, fontname) | |
3629 | struct frame *f; | |
3630 | register char *fontname; | |
3631 | { | |
3632 | int already_loaded; | |
3633 | int n_matching_fonts; | |
3634 | XFontStruct *font_info; | |
3635 | char new_font_name[101]; | |
3636 | ||
3637 | /* Get a font which matches this name */ | |
3638 | { | |
3639 | LOGFONT lf; | |
3640 | ||
fbd6baed GV |
3641 | if (!x_to_w32_font(fontname, &lf) |
3642 | || !w32_to_x_font(&lf, new_font_name, 100)) | |
ee78dc32 GV |
3643 | { |
3644 | return Qnil; | |
3645 | } | |
3646 | } | |
3647 | ||
3648 | /* See if we've already loaded a matching font. */ | |
3649 | already_loaded = -1; | |
3650 | ||
3651 | { | |
3652 | int i; | |
3653 | ||
fbd6baed GV |
3654 | for (i = 0; i < FRAME_W32_DISPLAY_INFO (f)->n_fonts; i++) |
3655 | if (!strcmp (FRAME_W32_DISPLAY_INFO (f)->font_table[i].name, new_font_name)) | |
ee78dc32 GV |
3656 | { |
3657 | already_loaded = i; | |
fbd6baed | 3658 | fontname = FRAME_W32_DISPLAY_INFO (f)->font_table[i].name; |
ee78dc32 GV |
3659 | break; |
3660 | } | |
3661 | } | |
3662 | ||
3663 | /* If we have, just return it from the table. */ | |
3664 | if (already_loaded >= 0) | |
fbd6baed | 3665 | f->output_data.w32->font = FRAME_W32_DISPLAY_INFO (f)->font_table[already_loaded].font; |
ee78dc32 GV |
3666 | /* Otherwise, load the font and add it to the table. */ |
3667 | else | |
3668 | { | |
3669 | XFontStruct *font; | |
3670 | int n_fonts; | |
3671 | ||
fbd6baed | 3672 | font = w32_load_font(FRAME_W32_DISPLAY_INFO (f), fontname); |
ee78dc32 GV |
3673 | |
3674 | if (! font) | |
3675 | { | |
3676 | return Qnil; | |
3677 | } | |
3678 | ||
3679 | /* Do we need to create the table? */ | |
fbd6baed | 3680 | if (FRAME_W32_DISPLAY_INFO (f)->font_table_size == 0) |
ee78dc32 | 3681 | { |
fbd6baed GV |
3682 | FRAME_W32_DISPLAY_INFO (f)->font_table_size = 16; |
3683 | FRAME_W32_DISPLAY_INFO (f)->font_table | |
3684 | = (struct font_info *) xmalloc (FRAME_W32_DISPLAY_INFO (f)->font_table_size | |
ee78dc32 GV |
3685 | * sizeof (struct font_info)); |
3686 | } | |
3687 | /* Do we need to grow the table? */ | |
fbd6baed GV |
3688 | else if (FRAME_W32_DISPLAY_INFO (f)->n_fonts |
3689 | >= FRAME_W32_DISPLAY_INFO (f)->font_table_size) | |
ee78dc32 | 3690 | { |
fbd6baed GV |
3691 | FRAME_W32_DISPLAY_INFO (f)->font_table_size *= 2; |
3692 | FRAME_W32_DISPLAY_INFO (f)->font_table | |
3693 | = (struct font_info *) xrealloc (FRAME_W32_DISPLAY_INFO (f)->font_table, | |
3694 | (FRAME_W32_DISPLAY_INFO (f)->font_table_size | |
ee78dc32 GV |
3695 | * sizeof (struct font_info))); |
3696 | } | |
3697 | ||
fbd6baed GV |
3698 | n_fonts = FRAME_W32_DISPLAY_INFO (f)->n_fonts; |
3699 | FRAME_W32_DISPLAY_INFO (f)->font_table[n_fonts].name = (char *) xmalloc (strlen (fontname) + 1); | |
3700 | bcopy (fontname, FRAME_W32_DISPLAY_INFO (f)->font_table[n_fonts].name, strlen (fontname) + 1); | |
3701 | f->output_data.w32->font = FRAME_W32_DISPLAY_INFO (f)->font_table[n_fonts].font = font; | |
3702 | FRAME_W32_DISPLAY_INFO (f)->n_fonts++; | |
ee78dc32 GV |
3703 | } |
3704 | ||
3705 | /* Compute the scroll bar width in character columns. */ | |
3706 | if (f->scroll_bar_pixel_width > 0) | |
3707 | { | |
fbd6baed | 3708 | int wid = FONT_WIDTH (f->output_data.w32->font); |
ee78dc32 GV |
3709 | f->scroll_bar_cols = (f->scroll_bar_pixel_width + wid-1) / wid; |
3710 | } | |
3711 | else | |
3712 | f->scroll_bar_cols = 2; | |
3713 | ||
3714 | /* Now make the frame display the given font. */ | |
fbd6baed | 3715 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 GV |
3716 | { |
3717 | frame_update_line_height (f); | |
3718 | x_set_window_size (f, 0, f->width, f->height); | |
3719 | } | |
3720 | else | |
3721 | /* If we are setting a new frame's font for the first time, | |
3722 | there are no faces yet, so this font's height is the line height. */ | |
fbd6baed | 3723 | f->output_data.w32->line_height = FONT_HEIGHT (f->output_data.w32->font); |
ee78dc32 GV |
3724 | |
3725 | { | |
3726 | Lisp_Object lispy_name; | |
3727 | ||
3728 | lispy_name = build_string (fontname); | |
3729 | ||
3730 | return lispy_name; | |
3731 | } | |
3732 | } | |
3733 | \f | |
689004fa GV |
3734 | /* Calculate the absolute position in frame F |
3735 | from its current recorded position values and gravity. */ | |
3736 | ||
ee78dc32 GV |
3737 | x_calc_absolute_position (f) |
3738 | struct frame *f; | |
3739 | { | |
3740 | Window win, child; | |
3741 | POINT pt; | |
fbd6baed | 3742 | int flags = f->output_data.w32->size_hint_flags; |
ee78dc32 GV |
3743 | |
3744 | pt.x = pt.y = 0; | |
3745 | ||
3746 | /* Find the position of the outside upper-left corner of | |
3747 | the inner window, with respect to the outer window. */ | |
fbd6baed | 3748 | if (f->output_data.w32->parent_desc != FRAME_W32_DISPLAY_INFO (f)->root_window) |
ee78dc32 GV |
3749 | { |
3750 | BLOCK_INPUT; | |
fbd6baed GV |
3751 | MapWindowPoints (FRAME_W32_WINDOW (f), |
3752 | f->output_data.w32->parent_desc, | |
ee78dc32 GV |
3753 | &pt, 1); |
3754 | UNBLOCK_INPUT; | |
3755 | } | |
3756 | ||
3757 | { | |
3758 | RECT rt; | |
3759 | rt.left = rt.right = rt.top = rt.bottom = 0; | |
3760 | ||
3761 | BLOCK_INPUT; | |
fbd6baed | 3762 | AdjustWindowRect(&rt, f->output_data.w32->dwStyle, |
97c23857 | 3763 | FRAME_EXTERNAL_MENU_BAR (f)); |
ee78dc32 GV |
3764 | UNBLOCK_INPUT; |
3765 | ||
3766 | pt.x += (rt.right - rt.left); | |
3767 | pt.y += (rt.bottom - rt.top); | |
3768 | } | |
3769 | ||
3770 | /* Treat negative positions as relative to the leftmost bottommost | |
3771 | position that fits on the screen. */ | |
3772 | if (flags & XNegative) | |
fbd6baed GV |
3773 | f->output_data.w32->left_pos = (FRAME_W32_DISPLAY_INFO (f)->width |
3774 | - 2 * f->output_data.w32->border_width - pt.x | |
ee78dc32 | 3775 | - PIXEL_WIDTH (f) |
fbd6baed | 3776 | + f->output_data.w32->left_pos); |
ee78dc32 GV |
3777 | |
3778 | if (flags & YNegative) | |
fbd6baed GV |
3779 | f->output_data.w32->top_pos = (FRAME_W32_DISPLAY_INFO (f)->height |
3780 | - 2 * f->output_data.w32->border_width - pt.y | |
ee78dc32 | 3781 | - PIXEL_HEIGHT (f) |
fbd6baed | 3782 | + f->output_data.w32->top_pos); |
ee78dc32 GV |
3783 | /* The left_pos and top_pos |
3784 | are now relative to the top and left screen edges, | |
3785 | so the flags should correspond. */ | |
fbd6baed | 3786 | f->output_data.w32->size_hint_flags &= ~ (XNegative | YNegative); |
ee78dc32 GV |
3787 | } |
3788 | ||
3789 | /* CHANGE_GRAVITY is 1 when calling from Fset_frame_position, | |
3790 | to really change the position, and 0 when calling from | |
3791 | x_make_frame_visible (in that case, XOFF and YOFF are the current | |
3792 | position values). It is -1 when calling from x_set_frame_parameters, | |
3793 | which means, do adjust for borders but don't change the gravity. */ | |
3794 | ||
3795 | x_set_offset (f, xoff, yoff, change_gravity) | |
3796 | struct frame *f; | |
3797 | register int xoff, yoff; | |
3798 | int change_gravity; | |
3799 | { | |
3800 | int modified_top, modified_left; | |
3801 | ||
3802 | if (change_gravity > 0) | |
3803 | { | |
fbd6baed GV |
3804 | f->output_data.w32->top_pos = yoff; |
3805 | f->output_data.w32->left_pos = xoff; | |
3806 | f->output_data.w32->size_hint_flags &= ~ (XNegative | YNegative); | |
ee78dc32 | 3807 | if (xoff < 0) |
fbd6baed | 3808 | f->output_data.w32->size_hint_flags |= XNegative; |
ee78dc32 | 3809 | if (yoff < 0) |
fbd6baed GV |
3810 | f->output_data.w32->size_hint_flags |= YNegative; |
3811 | f->output_data.w32->win_gravity = NorthWestGravity; | |
ee78dc32 GV |
3812 | } |
3813 | x_calc_absolute_position (f); | |
3814 | ||
3815 | BLOCK_INPUT; | |
3816 | x_wm_set_size_hint (f, (long) 0, 0); | |
3817 | ||
3818 | /* It is a mystery why we need to add the border_width here | |
3819 | when the frame is already visible, but experiment says we do. */ | |
fbd6baed GV |
3820 | modified_left = f->output_data.w32->left_pos; |
3821 | modified_top = f->output_data.w32->top_pos; | |
689004fa GV |
3822 | #ifndef HAVE_NTGUI |
3823 | /* Do not add in border widths under W32. */ | |
ee78dc32 GV |
3824 | if (change_gravity != 0) |
3825 | { | |
fbd6baed GV |
3826 | modified_left += f->output_data.w32->border_width; |
3827 | modified_top += f->output_data.w32->border_width; | |
ee78dc32 | 3828 | } |
689004fa | 3829 | #endif |
ee78dc32 | 3830 | |
fbd6baed | 3831 | my_set_window_pos (FRAME_W32_WINDOW (f), |
52cf03a1 GV |
3832 | NULL, |
3833 | modified_left, modified_top, | |
3834 | 0,0, | |
689004fa | 3835 | SWP_NOZORDER | SWP_NOSIZE | SWP_NOACTIVATE); |
ee78dc32 GV |
3836 | UNBLOCK_INPUT; |
3837 | } | |
3838 | ||
3839 | /* Call this to change the size of frame F's x-window. | |
3840 | If CHANGE_GRAVITY is 1, we change to top-left-corner window gravity | |
3841 | for this size change and subsequent size changes. | |
3842 | Otherwise we leave the window gravity unchanged. */ | |
3843 | ||
3844 | x_set_window_size (f, change_gravity, cols, rows) | |
3845 | struct frame *f; | |
3846 | int change_gravity; | |
3847 | int cols, rows; | |
3848 | { | |
3849 | int pixelwidth, pixelheight; | |
689004fa GV |
3850 | Lisp_Object window; |
3851 | struct w32_display_info *dpyinfo = &one_w32_display_info; | |
ee78dc32 GV |
3852 | |
3853 | BLOCK_INPUT; | |
3854 | ||
3855 | check_frame_size (f, &rows, &cols); | |
fbd6baed | 3856 | f->output_data.w32->vertical_scroll_bar_extra |
ee78dc32 GV |
3857 | = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f) |
3858 | ? 0 | |
3859 | : FRAME_SCROLL_BAR_PIXEL_WIDTH (f) > 0 | |
3860 | ? FRAME_SCROLL_BAR_PIXEL_WIDTH (f) | |
fbd6baed | 3861 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.w32->font))); |
ee78dc32 GV |
3862 | pixelwidth = CHAR_TO_PIXEL_WIDTH (f, cols); |
3863 | pixelheight = CHAR_TO_PIXEL_HEIGHT (f, rows); | |
3864 | ||
fbd6baed | 3865 | f->output_data.w32->win_gravity = NorthWestGravity; |
ee78dc32 GV |
3866 | x_wm_set_size_hint (f, (long) 0, 0); |
3867 | ||
3868 | { | |
3869 | RECT rect; | |
3870 | ||
3871 | rect.left = rect.top = 0; | |
3872 | rect.right = pixelwidth; | |
3873 | rect.bottom = pixelheight; | |
3874 | ||
fbd6baed | 3875 | AdjustWindowRect(&rect, f->output_data.w32->dwStyle, |
97c23857 | 3876 | FRAME_EXTERNAL_MENU_BAR (f)); |
ee78dc32 | 3877 | |
fbd6baed | 3878 | my_set_window_pos (FRAME_W32_WINDOW (f), |
52cf03a1 GV |
3879 | NULL, |
3880 | 0, 0, | |
689004fa GV |
3881 | rect.right - rect.left, |
3882 | rect.bottom - rect.top, | |
3883 | SWP_NOZORDER | SWP_NOMOVE | SWP_NOACTIVATE); | |
ee78dc32 GV |
3884 | } |
3885 | ||
3886 | /* Now, strictly speaking, we can't be sure that this is accurate, | |
3887 | but the window manager will get around to dealing with the size | |
3888 | change request eventually, and we'll hear how it went when the | |
3889 | ConfigureNotify event gets here. | |
3890 | ||
3891 | We could just not bother storing any of this information here, | |
3892 | and let the ConfigureNotify event set everything up, but that | |
3893 | might be kind of confusing to the lisp code, since size changes | |
3894 | wouldn't be reported in the frame parameters until some random | |
3895 | point in the future when the ConfigureNotify event arrives. */ | |
3896 | change_frame_size (f, rows, cols, 0, 0); | |
3897 | PIXEL_WIDTH (f) = pixelwidth; | |
3898 | PIXEL_HEIGHT (f) = pixelheight; | |
3899 | ||
689004fa GV |
3900 | /* We've set {FRAME,PIXEL}_{WIDTH,HEIGHT} to the values we hope to |
3901 | receive in the ConfigureNotify event; if we get what we asked | |
3902 | for, then the event won't cause the screen to become garbaged, so | |
3903 | we have to make sure to do it here. */ | |
3904 | SET_FRAME_GARBAGED (f); | |
3905 | ||
ee78dc32 GV |
3906 | /* If cursor was outside the new size, mark it as off. */ |
3907 | if (f->phys_cursor_y >= rows | |
3908 | || f->phys_cursor_x >= cols) | |
3909 | { | |
3910 | f->phys_cursor_x = -1; | |
3911 | f->phys_cursor_y = -1; | |
3912 | } | |
3913 | ||
689004fa GV |
3914 | /* Clear out any recollection of where the mouse highlighting was, |
3915 | since it might be in a place that's outside the new frame size. | |
3916 | Actually checking whether it is outside is a pain in the neck, | |
3917 | so don't try--just let the highlighting be done afresh with new size. */ | |
3918 | window = dpyinfo->mouse_face_window; | |
3919 | if (! NILP (window) && XFRAME (window) == f) | |
3920 | { | |
3921 | dpyinfo->mouse_face_beg_row = dpyinfo->mouse_face_beg_col = -1; | |
3922 | dpyinfo->mouse_face_end_row = dpyinfo->mouse_face_end_col = -1; | |
3923 | dpyinfo->mouse_face_window = Qnil; | |
3924 | } | |
ee78dc32 GV |
3925 | |
3926 | UNBLOCK_INPUT; | |
3927 | } | |
3928 | \f | |
3929 | /* Mouse warping. */ | |
3930 | ||
1bcd16f2 MB |
3931 | void |
3932 | x_set_mouse_pixel_position (f, pix_x, pix_y) | |
3933 | struct frame *f; | |
3934 | int pix_x, pix_y; | |
3935 | { | |
689004fa GV |
3936 | RECT rect; |
3937 | POINT pt; | |
3938 | ||
1bcd16f2 MB |
3939 | BLOCK_INPUT; |
3940 | ||
689004fa GV |
3941 | GetClientRect (FRAME_W32_WINDOW (f), &rect); |
3942 | pt.x = rect.left + pix_x; | |
3943 | pt.y = rect.top + pix_y; | |
3944 | ClientToScreen (FRAME_W32_WINDOW (f), &pt); | |
1bcd16f2 | 3945 | |
689004fa | 3946 | SetCursorPos (pt.x, pt.y); |
1bcd16f2 MB |
3947 | |
3948 | UNBLOCK_INPUT; | |
3949 | } | |
3950 | ||
ee78dc32 GV |
3951 | void |
3952 | x_set_mouse_position (f, x, y) | |
3953 | struct frame *f; | |
3954 | int x, y; | |
3955 | { | |
3956 | int pix_x, pix_y; | |
3957 | ||
fbd6baed GV |
3958 | pix_x = CHAR_TO_PIXEL_COL (f, x) + FONT_WIDTH (f->output_data.w32->font) / 2; |
3959 | pix_y = CHAR_TO_PIXEL_ROW (f, y) + f->output_data.w32->line_height / 2; | |
ee78dc32 GV |
3960 | |
3961 | if (pix_x < 0) pix_x = 0; | |
3962 | if (pix_x > PIXEL_WIDTH (f)) pix_x = PIXEL_WIDTH (f); | |
3963 | ||
3964 | if (pix_y < 0) pix_y = 0; | |
3965 | if (pix_y > PIXEL_HEIGHT (f)) pix_y = PIXEL_HEIGHT (f); | |
3966 | ||
1bcd16f2 | 3967 | x_set_mouse_pixel_position (f, pix_x, pix_y); |
ee78dc32 GV |
3968 | } |
3969 | \f | |
3970 | /* focus shifting, raising and lowering. */ | |
3971 | ||
3972 | x_focus_on_frame (f) | |
3973 | struct frame *f; | |
3974 | { | |
689004fa GV |
3975 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
3976 | ||
3977 | /* Give input focus to frame. */ | |
3978 | BLOCK_INPUT; | |
3979 | #if 0 | |
3980 | /* Try not to change its Z-order if possible. */ | |
3981 | if (x_window_to_frame (dpyinfo, GetForegroundWindow ())) | |
3982 | my_set_focus (f, FRAME_W32_WINDOW (f)); | |
3983 | else | |
3984 | #endif | |
ef0e360f | 3985 | my_set_foreground_window (FRAME_W32_WINDOW (f)); |
689004fa | 3986 | UNBLOCK_INPUT; |
ee78dc32 GV |
3987 | } |
3988 | ||
3989 | x_unfocus_frame (f) | |
3990 | struct frame *f; | |
3991 | { | |
3992 | } | |
3993 | ||
3994 | /* Raise frame F. */ | |
3995 | ||
3996 | x_raise_frame (f) | |
3997 | struct frame *f; | |
3998 | { | |
689004fa GV |
3999 | BLOCK_INPUT; |
4000 | ||
4001 | /* Strictly speaking, raise-frame should only change the frame's Z | |
4002 | order, leaving input focus unchanged. This is reasonable behaviour | |
4003 | on X where the usual policy is point-to-focus. However, this | |
4004 | behaviour would be very odd on Windows where the usual policy is | |
4005 | click-to-focus. | |
4006 | ||
4007 | On X, if the mouse happens to be over the raised frame, it gets | |
4008 | input focus anyway (so the window with focus will never be | |
4009 | completely obscured) - if not, then just moving the mouse over it | |
4010 | is sufficient to give it focus. On Windows, the user must actually | |
4011 | click on the frame (preferrably the title bar so as not to move | |
4012 | point), which is more awkward. Also, no other Windows program | |
4013 | raises a window to the top but leaves another window (possibly now | |
4014 | completely obscured) with input focus. | |
4015 | ||
4016 | Because there is a system setting on Windows that allows the user | |
4017 | to choose the point to focus policy, we make the strict semantics | |
4018 | optional, but by default we grab focus when raising. */ | |
4019 | ||
4020 | if (NILP (Vw32_grab_focus_on_raise)) | |
ee78dc32 | 4021 | { |
689004fa GV |
4022 | /* The obvious call to my_set_window_pos doesn't work if Emacs is |
4023 | not already the foreground application: the frame is raised | |
4024 | above all other frames belonging to us, but not above the | |
4025 | current top window. To achieve that, we have to resort to this | |
4026 | more cumbersome method. */ | |
4027 | ||
4028 | HDWP handle = BeginDeferWindowPos (2); | |
4029 | if (handle) | |
4030 | { | |
4031 | DeferWindowPos (handle, | |
4032 | FRAME_W32_WINDOW (f), | |
4033 | HWND_TOP, | |
4034 | 0, 0, 0, 0, | |
4035 | SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); | |
4036 | ||
4037 | DeferWindowPos (handle, | |
4038 | GetForegroundWindow (), | |
4039 | FRAME_W32_WINDOW (f), | |
4040 | 0, 0, 0, 0, | |
4041 | SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); | |
4042 | ||
4043 | EndDeferWindowPos (handle); | |
4044 | } | |
ee78dc32 | 4045 | } |
689004fa GV |
4046 | else |
4047 | { | |
ef0e360f | 4048 | my_set_foreground_window (FRAME_W32_WINDOW (f)); |
689004fa GV |
4049 | } |
4050 | ||
4051 | UNBLOCK_INPUT; | |
ee78dc32 GV |
4052 | } |
4053 | ||
4054 | /* Lower frame F. */ | |
4055 | ||
4056 | x_lower_frame (f) | |
4057 | struct frame *f; | |
4058 | { | |
689004fa GV |
4059 | BLOCK_INPUT; |
4060 | my_set_window_pos (FRAME_W32_WINDOW (f), | |
4061 | HWND_BOTTOM, | |
4062 | 0, 0, 0, 0, | |
4063 | SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); | |
4064 | UNBLOCK_INPUT; | |
ee78dc32 GV |
4065 | } |
4066 | ||
4067 | static void | |
fbd6baed | 4068 | w32_frame_raise_lower (f, raise) |
ee78dc32 GV |
4069 | FRAME_PTR f; |
4070 | int raise; | |
4071 | { | |
4072 | if (raise) | |
4073 | x_raise_frame (f); | |
4074 | else | |
4075 | x_lower_frame (f); | |
4076 | } | |
4077 | \f | |
4078 | /* Change of visibility. */ | |
4079 | ||
4080 | /* This tries to wait until the frame is really visible. | |
4081 | However, if the window manager asks the user where to position | |
4082 | the frame, this will return before the user finishes doing that. | |
4083 | The frame will not actually be visible at that time, | |
4084 | but it will become visible later when the window manager | |
4085 | finishes with it. */ | |
4086 | ||
4087 | x_make_frame_visible (f) | |
4088 | struct frame *f; | |
4089 | { | |
4090 | BLOCK_INPUT; | |
4091 | ||
4092 | if (! FRAME_VISIBLE_P (f)) | |
4093 | { | |
4094 | /* We test FRAME_GARBAGED_P here to make sure we don't | |
4095 | call x_set_offset a second time | |
4096 | if we get to x_make_frame_visible a second time | |
4097 | before the window gets really visible. */ | |
4098 | if (! FRAME_ICONIFIED_P (f) | |
fbd6baed | 4099 | && ! f->output_data.w32->asked_for_visible) |
fbd6baed | 4100 | x_set_offset (f, f->output_data.w32->left_pos, f->output_data.w32->top_pos, 0); |
ee78dc32 | 4101 | |
fbd6baed | 4102 | f->output_data.w32->asked_for_visible = 1; |
52cf03a1 | 4103 | |
689004fa GV |
4104 | // my_show_window (f, FRAME_W32_WINDOW (f), f->async_iconified ? SW_RESTORE : SW_SHOW); |
4105 | my_show_window (f, FRAME_W32_WINDOW (f), SW_SHOWNORMAL); | |
ee78dc32 GV |
4106 | } |
4107 | ||
4108 | /* Synchronize to ensure Emacs knows the frame is visible | |
4109 | before we do anything else. We do this loop with input not blocked | |
4110 | so that incoming events are handled. */ | |
4111 | { | |
4112 | Lisp_Object frame; | |
4113 | int count = input_signal_count; | |
4114 | ||
4115 | /* This must come after we set COUNT. */ | |
4116 | UNBLOCK_INPUT; | |
4117 | ||
4118 | XSETFRAME (frame, f); | |
4119 | ||
4120 | while (1) | |
4121 | { | |
4122 | /* Once we have handled input events, | |
4123 | we should have received the MapNotify if one is coming. | |
4124 | So if we have not got it yet, stop looping. | |
4125 | Some window managers make their own decisions | |
4126 | about visibility. */ | |
4127 | if (input_signal_count != count) | |
4128 | break; | |
4129 | /* Machines that do polling rather than SIGIO have been observed | |
4130 | to go into a busy-wait here. So we'll fake an alarm signal | |
4131 | to let the handler know that there's something to be read. | |
4132 | We used to raise a real alarm, but it seems that the handler | |
4133 | isn't always enabled here. This is probably a bug. */ | |
4134 | if (input_polling_used ()) | |
4135 | { | |
4136 | /* It could be confusing if a real alarm arrives while processing | |
4137 | the fake one. Turn it off and let the handler reset it. */ | |
4138 | alarm (0); | |
96214669 | 4139 | input_poll_signal (0); |
ee78dc32 GV |
4140 | } |
4141 | /* Once we have handled input events, | |
4142 | we should have received the MapNotify if one is coming. | |
4143 | So if we have not got it yet, stop looping. | |
4144 | Some window managers make their own decisions | |
4145 | about visibility. */ | |
4146 | if (input_signal_count != count) | |
4147 | break; | |
4148 | } | |
4149 | FRAME_SAMPLE_VISIBILITY (f); | |
4150 | } | |
4151 | } | |
4152 | ||
4153 | /* Change from mapped state to withdrawn state. */ | |
4154 | ||
4155 | /* Make the frame visible (mapped and not iconified). */ | |
4156 | ||
4157 | x_make_frame_invisible (f) | |
4158 | struct frame *f; | |
4159 | { | |
4160 | Window window; | |
4161 | ||
4162 | /* Don't keep the highlight on an invisible frame. */ | |
fbd6baed GV |
4163 | if (FRAME_W32_DISPLAY_INFO (f)->w32_highlight_frame == f) |
4164 | FRAME_W32_DISPLAY_INFO (f)->w32_highlight_frame = 0; | |
ee78dc32 GV |
4165 | |
4166 | BLOCK_INPUT; | |
4167 | ||
689004fa | 4168 | my_show_window (f, FRAME_W32_WINDOW (f), SW_HIDE); |
ee78dc32 GV |
4169 | |
4170 | /* We can't distinguish this from iconification | |
4171 | just by the event that we get from the server. | |
4172 | So we can't win using the usual strategy of letting | |
4173 | FRAME_SAMPLE_VISIBILITY set this. So do it by hand, | |
4174 | and synchronize with the server to make sure we agree. */ | |
4175 | f->visible = 0; | |
4176 | FRAME_ICONIFIED_P (f) = 0; | |
4177 | f->async_visible = 0; | |
4178 | f->async_iconified = 0; | |
4179 | ||
4180 | UNBLOCK_INPUT; | |
4181 | } | |
4182 | ||
4183 | /* Change window state from mapped to iconified. */ | |
4184 | ||
52cf03a1 GV |
4185 | void |
4186 | x_iconify_frame (f) | |
ee78dc32 GV |
4187 | struct frame *f; |
4188 | { | |
4189 | int result; | |
4190 | ||
4191 | /* Don't keep the highlight on an invisible frame. */ | |
fbd6baed GV |
4192 | if (FRAME_W32_DISPLAY_INFO (f)->w32_highlight_frame == f) |
4193 | FRAME_W32_DISPLAY_INFO (f)->w32_highlight_frame = 0; | |
ee78dc32 GV |
4194 | |
4195 | if (f->async_iconified) | |
4196 | return; | |
4197 | ||
4198 | BLOCK_INPUT; | |
4199 | ||
689004fa GV |
4200 | /* Simulate the user minimizing the frame. */ |
4201 | PostMessage (FRAME_W32_WINDOW (f), WM_SYSCOMMAND, SC_MINIMIZE, 0); | |
ee78dc32 GV |
4202 | |
4203 | f->async_iconified = 1; | |
4204 | ||
4205 | UNBLOCK_INPUT; | |
4206 | } | |
4207 | \f | |
4208 | /* Destroy the window of frame F. */ | |
4209 | ||
4210 | x_destroy_window (f) | |
4211 | struct frame *f; | |
4212 | { | |
fbd6baed | 4213 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
4214 | |
4215 | BLOCK_INPUT; | |
4216 | ||
fbd6baed | 4217 | my_destroy_window (f, FRAME_W32_WINDOW (f)); |
ee78dc32 GV |
4218 | free_frame_menubar (f); |
4219 | free_frame_faces (f); | |
4220 | ||
fbd6baed GV |
4221 | xfree (f->output_data.w32); |
4222 | f->output_data.w32 = 0; | |
4223 | if (f == dpyinfo->w32_focus_frame) | |
4224 | dpyinfo->w32_focus_frame = 0; | |
4225 | if (f == dpyinfo->w32_focus_event_frame) | |
4226 | dpyinfo->w32_focus_event_frame = 0; | |
4227 | if (f == dpyinfo->w32_highlight_frame) | |
4228 | dpyinfo->w32_highlight_frame = 0; | |
ee78dc32 GV |
4229 | |
4230 | dpyinfo->reference_count--; | |
4231 | ||
4232 | if (f == dpyinfo->mouse_face_mouse_frame) | |
4233 | { | |
4234 | dpyinfo->mouse_face_beg_row | |
4235 | = dpyinfo->mouse_face_beg_col = -1; | |
4236 | dpyinfo->mouse_face_end_row | |
4237 | = dpyinfo->mouse_face_end_col = -1; | |
4238 | dpyinfo->mouse_face_window = Qnil; | |
4239 | } | |
4240 | ||
4241 | UNBLOCK_INPUT; | |
4242 | } | |
4243 | \f | |
4244 | /* Setting window manager hints. */ | |
4245 | ||
4246 | /* Set the normal size hints for the window manager, for frame F. | |
4247 | FLAGS is the flags word to use--or 0 meaning preserve the flags | |
4248 | that the window now has. | |
4249 | If USER_POSITION is nonzero, we set the USPosition | |
4250 | flag (this is useful when FLAGS is 0). */ | |
4251 | ||
4252 | x_wm_set_size_hint (f, flags, user_position) | |
4253 | struct frame *f; | |
4254 | long flags; | |
4255 | int user_position; | |
4256 | { | |
fbd6baed | 4257 | Window window = FRAME_W32_WINDOW (f); |
ee78dc32 GV |
4258 | |
4259 | flexlines = f->height; | |
4260 | ||
97c23857 | 4261 | enter_crit (); |
ee78dc32 | 4262 | |
689004fa GV |
4263 | SetWindowLong (window, WND_FONTWIDTH_INDEX, FONT_WIDTH (f->output_data.w32->font)); |
4264 | SetWindowLong (window, WND_LINEHEIGHT_INDEX, f->output_data.w32->line_height); | |
4265 | SetWindowLong (window, WND_BORDER_INDEX, f->output_data.w32->internal_border_width); | |
4266 | SetWindowLong (window, WND_SCROLLBAR_INDEX, f->output_data.w32->vertical_scroll_bar_extra); | |
ee78dc32 | 4267 | |
97c23857 | 4268 | leave_crit (); |
ee78dc32 GV |
4269 | } |
4270 | ||
4271 | /* Window manager things */ | |
4272 | x_wm_set_icon_position (f, icon_x, icon_y) | |
4273 | struct frame *f; | |
4274 | int icon_x, icon_y; | |
4275 | { | |
4276 | #if 0 | |
fbd6baed | 4277 | Window window = FRAME_W32_WINDOW (f); |
ee78dc32 GV |
4278 | |
4279 | f->display.x->wm_hints.flags |= IconPositionHint; | |
4280 | f->display.x->wm_hints.icon_x = icon_x; | |
4281 | f->display.x->wm_hints.icon_y = icon_y; | |
4282 | ||
4283 | XSetWMHints (FRAME_X_DISPLAY (f), window, &f->display.x->wm_hints); | |
4284 | #endif | |
4285 | } | |
4286 | ||
4287 | \f | |
4288 | /* Initialization. */ | |
4289 | ||
4290 | #ifdef USE_X_TOOLKIT | |
4291 | static XrmOptionDescRec emacs_options[] = { | |
4292 | {"-geometry", ".geometry", XrmoptionSepArg, NULL}, | |
4293 | {"-iconic", ".iconic", XrmoptionNoArg, (XtPointer) "yes"}, | |
4294 | ||
4295 | {"-internal-border-width", "*EmacsScreen.internalBorderWidth", | |
4296 | XrmoptionSepArg, NULL}, | |
4297 | {"-ib", "*EmacsScreen.internalBorderWidth", XrmoptionSepArg, NULL}, | |
4298 | ||
4299 | {"-T", "*EmacsShell.title", XrmoptionSepArg, (XtPointer) NULL}, | |
4300 | {"-wn", "*EmacsShell.title", XrmoptionSepArg, (XtPointer) NULL}, | |
4301 | {"-title", "*EmacsShell.title", XrmoptionSepArg, (XtPointer) NULL}, | |
4302 | {"-iconname", "*EmacsShell.iconName", XrmoptionSepArg, (XtPointer) NULL}, | |
4303 | {"-in", "*EmacsShell.iconName", XrmoptionSepArg, (XtPointer) NULL}, | |
4304 | {"-mc", "*pointerColor", XrmoptionSepArg, (XtPointer) NULL}, | |
4305 | {"-cr", "*cursorColor", XrmoptionSepArg, (XtPointer) NULL} | |
4306 | }; | |
4307 | #endif /* USE_X_TOOLKIT */ | |
4308 | ||
fbd6baed | 4309 | static int w32_initialized = 0; |
ee78dc32 | 4310 | |
fbd6baed GV |
4311 | struct w32_display_info * |
4312 | w32_term_init (display_name, xrm_option, resource_name) | |
ee78dc32 GV |
4313 | Lisp_Object display_name; |
4314 | char *xrm_option; | |
4315 | char *resource_name; | |
4316 | { | |
4317 | Lisp_Object frame; | |
4318 | char *defaultvalue; | |
fbd6baed | 4319 | struct w32_display_info *dpyinfo; |
ee78dc32 | 4320 | HDC hdc; |
97c23857 | 4321 | |
ee78dc32 GV |
4322 | BLOCK_INPUT; |
4323 | ||
fbd6baed | 4324 | if (!w32_initialized) |
ee78dc32 | 4325 | { |
fbd6baed GV |
4326 | w32_initialize (); |
4327 | w32_initialized = 1; | |
ee78dc32 GV |
4328 | } |
4329 | ||
4330 | { | |
4331 | int argc = 0; | |
4332 | char *argv[3]; | |
4333 | ||
4334 | argv[0] = ""; | |
4335 | argc = 1; | |
4336 | if (xrm_option) | |
4337 | { | |
4338 | argv[argc++] = "-xrm"; | |
4339 | argv[argc++] = xrm_option; | |
4340 | } | |
4341 | } | |
4342 | ||
fbd6baed | 4343 | dpyinfo = &one_w32_display_info; |
ee78dc32 GV |
4344 | |
4345 | /* Put this display on the chain. */ | |
4346 | dpyinfo->next = NULL; | |
4347 | ||
fbd6baed GV |
4348 | /* Put it on w32_display_name_list as well, to keep them parallel. */ |
4349 | w32_display_name_list = Fcons (Fcons (display_name, Qnil), | |
4350 | w32_display_name_list); | |
4351 | dpyinfo->name_list_element = XCONS (w32_display_name_list)->car; | |
97c23857 | 4352 | |
fbd6baed | 4353 | dpyinfo->w32_id_name |
ee78dc32 GV |
4354 | = (char *) xmalloc (XSTRING (Vinvocation_name)->size |
4355 | + XSTRING (Vsystem_name)->size | |
4356 | + 2); | |
fbd6baed | 4357 | sprintf (dpyinfo->w32_id_name, "%s@%s", |
ee78dc32 GV |
4358 | XSTRING (Vinvocation_name)->data, XSTRING (Vsystem_name)->data); |
4359 | ||
4360 | #if 0 | |
4361 | xrdb = x_load_resources (dpyinfo->display, xrm_option, | |
4362 | resource_name, EMACS_CLASS); | |
4363 | ||
4364 | /* Put the rdb where we can find it in a way that works on | |
4365 | all versions. */ | |
4366 | dpyinfo->xrdb = xrdb; | |
4367 | #endif | |
52cf03a1 | 4368 | hdc = GetDC (GetDesktopWindow ()); |
ee78dc32 GV |
4369 | |
4370 | dpyinfo->height = GetDeviceCaps (hdc, VERTRES); | |
4371 | dpyinfo->width = GetDeviceCaps (hdc, HORZRES); | |
4372 | dpyinfo->root_window = GetDesktopWindow (); | |
4373 | dpyinfo->n_planes = GetDeviceCaps (hdc, PLANES); | |
4374 | dpyinfo->n_cbits = GetDeviceCaps (hdc, BITSPIXEL); | |
4375 | dpyinfo->height_in = GetDeviceCaps (hdc, LOGPIXELSX); | |
4376 | dpyinfo->width_in = GetDeviceCaps (hdc, LOGPIXELSY); | |
52cf03a1 | 4377 | dpyinfo->has_palette = GetDeviceCaps (hdc, RASTERCAPS) & RC_PALETTE; |
ee78dc32 GV |
4378 | dpyinfo->grabbed = 0; |
4379 | dpyinfo->reference_count = 0; | |
4380 | dpyinfo->n_fonts = 0; | |
4381 | dpyinfo->font_table_size = 0; | |
4382 | dpyinfo->bitmaps = 0; | |
4383 | dpyinfo->bitmaps_size = 0; | |
4384 | dpyinfo->bitmaps_last = 0; | |
4385 | dpyinfo->mouse_face_mouse_frame = 0; | |
4386 | dpyinfo->mouse_face_deferred_gc = 0; | |
4387 | dpyinfo->mouse_face_beg_row = dpyinfo->mouse_face_beg_col = -1; | |
4388 | dpyinfo->mouse_face_end_row = dpyinfo->mouse_face_end_col = -1; | |
4389 | dpyinfo->mouse_face_face_id = 0; | |
4390 | dpyinfo->mouse_face_window = Qnil; | |
4391 | dpyinfo->mouse_face_mouse_x = dpyinfo->mouse_face_mouse_y = 0; | |
4392 | dpyinfo->mouse_face_defer = 0; | |
fbd6baed GV |
4393 | dpyinfo->w32_focus_frame = 0; |
4394 | dpyinfo->w32_focus_event_frame = 0; | |
4395 | dpyinfo->w32_highlight_frame = 0; | |
ee78dc32 GV |
4396 | |
4397 | ReleaseDC (GetDesktopWindow (), hdc); | |
4398 | ||
52cf03a1 GV |
4399 | /* Determine if there is a middle mouse button, to allow parse_button |
4400 | to decide whether right mouse events should be mouse-2 or | |
4401 | mouse-3. */ | |
fbd6baed | 4402 | XSETINT (Vw32_num_mouse_buttons, GetSystemMetrics (SM_CMOUSEBUTTONS)); |
52cf03a1 GV |
4403 | |
4404 | /* initialise palette with white and black */ | |
4405 | { | |
4406 | COLORREF color; | |
4407 | defined_color (0, "white", &color, 1); | |
4408 | defined_color (0, "black", &color, 1); | |
4409 | } | |
4410 | ||
ee78dc32 GV |
4411 | #ifndef F_SETOWN_BUG |
4412 | #ifdef F_SETOWN | |
4413 | #ifdef F_SETOWN_SOCK_NEG | |
4414 | /* stdin is a socket here */ | |
4415 | fcntl (connection, F_SETOWN, -getpid ()); | |
4416 | #else /* ! defined (F_SETOWN_SOCK_NEG) */ | |
4417 | fcntl (connection, F_SETOWN, getpid ()); | |
4418 | #endif /* ! defined (F_SETOWN_SOCK_NEG) */ | |
4419 | #endif /* ! defined (F_SETOWN) */ | |
4420 | #endif /* F_SETOWN_BUG */ | |
4421 | ||
4422 | #ifdef SIGIO | |
4423 | if (interrupt_input) | |
4424 | init_sigio (connection); | |
4425 | #endif /* ! defined (SIGIO) */ | |
4426 | ||
4427 | UNBLOCK_INPUT; | |
4428 | ||
4429 | return dpyinfo; | |
4430 | } | |
4431 | \f | |
4432 | /* Get rid of display DPYINFO, assuming all frames are already gone. */ | |
4433 | ||
4434 | void | |
4435 | x_delete_display (dpyinfo) | |
fbd6baed | 4436 | struct w32_display_info *dpyinfo; |
ee78dc32 | 4437 | { |
fbd6baed | 4438 | /* Discard this display from w32_display_name_list and w32_display_list. |
ee78dc32 | 4439 | We can't use Fdelq because that can quit. */ |
fbd6baed GV |
4440 | if (! NILP (w32_display_name_list) |
4441 | && EQ (XCONS (w32_display_name_list)->car, dpyinfo->name_list_element)) | |
4442 | w32_display_name_list = XCONS (w32_display_name_list)->cdr; | |
ee78dc32 GV |
4443 | else |
4444 | { | |
4445 | Lisp_Object tail; | |
4446 | ||
fbd6baed | 4447 | tail = w32_display_name_list; |
ee78dc32 GV |
4448 | while (CONSP (tail) && CONSP (XCONS (tail)->cdr)) |
4449 | { | |
4450 | if (EQ (XCONS (XCONS (tail)->cdr)->car, | |
4451 | dpyinfo->name_list_element)) | |
4452 | { | |
4453 | XCONS (tail)->cdr = XCONS (XCONS (tail)->cdr)->cdr; | |
4454 | break; | |
4455 | } | |
4456 | tail = XCONS (tail)->cdr; | |
4457 | } | |
4458 | } | |
4459 | ||
52cf03a1 GV |
4460 | /* free palette table */ |
4461 | { | |
fbd6baed | 4462 | struct w32_palette_entry * plist; |
52cf03a1 GV |
4463 | |
4464 | plist = dpyinfo->color_list; | |
4465 | while (plist) | |
4466 | { | |
fbd6baed | 4467 | struct w32_palette_entry * pentry = plist; |
52cf03a1 GV |
4468 | plist = plist->next; |
4469 | xfree(pentry); | |
4470 | } | |
4471 | dpyinfo->color_list = NULL; | |
4472 | if (dpyinfo->palette) | |
4473 | DeleteObject(dpyinfo->palette); | |
4474 | } | |
ee78dc32 | 4475 | xfree (dpyinfo->font_table); |
fbd6baed | 4476 | xfree (dpyinfo->w32_id_name); |
ee78dc32 GV |
4477 | } |
4478 | \f | |
fbd6baed | 4479 | /* Set up use of W32. */ |
ee78dc32 | 4480 | |
689004fa | 4481 | DWORD w32_msg_worker (); |
ee78dc32 | 4482 | |
fbd6baed GV |
4483 | w32_initialize () |
4484 | { | |
96214669 GV |
4485 | /* MSVC does not type K&R functions with no arguments correctly, and |
4486 | so we must explicitly cast them. */ | |
4487 | clear_frame_hook = (void (*)(void)) w32_clear_frame; | |
fbd6baed GV |
4488 | clear_end_of_line_hook = w32_clear_end_of_line; |
4489 | ins_del_lines_hook = w32_ins_del_lines; | |
4490 | change_line_highlight_hook = w32_change_line_highlight; | |
4491 | insert_glyphs_hook = w32_insert_glyphs; | |
4492 | write_glyphs_hook = w32_write_glyphs; | |
4493 | delete_glyphs_hook = w32_delete_glyphs; | |
96214669 GV |
4494 | ring_bell_hook = (void (*)(void)) w32_ring_bell; |
4495 | reset_terminal_modes_hook = (void (*)(void)) w32_reset_terminal_modes; | |
4496 | set_terminal_modes_hook = (void (*)(void)) w32_set_terminal_modes; | |
fbd6baed GV |
4497 | update_begin_hook = w32_update_begin; |
4498 | update_end_hook = w32_update_end; | |
4499 | set_terminal_window_hook = w32_set_terminal_window; | |
ee78dc32 | 4500 | read_socket_hook = w32_read_socket; |
fbd6baed GV |
4501 | frame_up_to_date_hook = w32_frame_up_to_date; |
4502 | cursor_to_hook = w32_cursor_to; | |
4503 | reassert_line_highlight_hook = w32_reassert_line_highlight; | |
4504 | mouse_position_hook = w32_mouse_position; | |
4505 | frame_rehighlight_hook = w32_frame_rehighlight; | |
4506 | frame_raise_lower_hook = w32_frame_raise_lower; | |
4507 | set_vertical_scroll_bar_hook = w32_set_vertical_scroll_bar; | |
4508 | condemn_scroll_bars_hook = w32_condemn_scroll_bars; | |
4509 | redeem_scroll_bar_hook = w32_redeem_scroll_bar; | |
4510 | judge_scroll_bars_hook = w32_judge_scroll_bars; | |
ee78dc32 GV |
4511 | |
4512 | scroll_region_ok = 1; /* we'll scroll partial frames */ | |
4513 | char_ins_del_ok = 0; /* just as fast to write the line */ | |
4514 | line_ins_del_ok = 1; /* we'll just blt 'em */ | |
4515 | fast_clear_end_of_line = 1; /* X does this well */ | |
4516 | memory_below_frame = 0; /* we don't remember what scrolls | |
4517 | off the bottom */ | |
4518 | baud_rate = 19200; | |
4519 | ||
689004fa GV |
4520 | /* Initialize input mode: interrupt_input off, no flow control, allow |
4521 | 8 bit character input, standard quit char. */ | |
4522 | Fset_input_mode (Qnil, Qnil, make_number (2), Qnil); | |
ee78dc32 GV |
4523 | |
4524 | /* Create the window thread - it will terminate itself or when the app terminates */ | |
4525 | ||
4526 | init_crit (); | |
4527 | ||
4528 | dwMainThreadId = GetCurrentThreadId (); | |
4529 | DuplicateHandle (GetCurrentProcess (), GetCurrentThread (), | |
4530 | GetCurrentProcess (), &hMainThread, 0, TRUE, DUPLICATE_SAME_ACCESS); | |
4531 | ||
4532 | /* Wait for thread to start */ | |
4533 | ||
4534 | { | |
4535 | MSG msg; | |
4536 | ||
4537 | PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE); | |
4538 | ||
e9e23e23 | 4539 | hWindowsThread = CreateThread (NULL, 0, |
689004fa | 4540 | (LPTHREAD_START_ROUTINE) w32_msg_worker, |
e9e23e23 | 4541 | 0, 0, &dwWindowsThreadId); |
ee78dc32 GV |
4542 | |
4543 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); | |
4544 | } | |
4545 | ||
52cf03a1 | 4546 | /* It is desirable that mainThread should have the same notion of |
e9e23e23 | 4547 | focus window and active window as windowsThread. Unfortunately, the |
52cf03a1 GV |
4548 | following call to AttachThreadInput, which should do precisely what |
4549 | we need, causes major problems when Emacs is linked as a console | |
4550 | program. Unfortunately, we have good reasons for doing that, so | |
e9e23e23 | 4551 | instead we need to send messages to windowsThread to make some API |
52cf03a1 GV |
4552 | calls for us (ones that affect, or depend on, the active/focus |
4553 | window state. */ | |
4554 | #ifdef ATTACH_THREADS | |
e9e23e23 | 4555 | AttachThreadInput (dwMainThreadId, dwWindowsThreadId, TRUE); |
52cf03a1 | 4556 | #endif |
689004fa GV |
4557 | |
4558 | /* Dynamically link to optional system components. */ | |
4559 | { | |
4560 | HANDLE user_lib = LoadLibrary ("user32.dll"); | |
4561 | ||
4562 | #define LOAD_PROC(fn) pfn##fn = (void *) GetProcAddress (user_lib, #fn) | |
4563 | ||
4564 | /* New proportional scroll bar functions. */ | |
4565 | LOAD_PROC( SetScrollInfo ); | |
4566 | LOAD_PROC( GetScrollInfo ); | |
4567 | ||
4568 | #undef LOAD_PROC | |
4569 | ||
4570 | FreeLibrary (user_lib); | |
4571 | ||
4572 | /* If using proportional scroll bars, ensure handle is at least 5 pixels; | |
4573 | otherwise use the fixed height. */ | |
4574 | vertical_scroll_bar_min_handle = (pfnSetScrollInfo != NULL) ? 5 : | |
4575 | GetSystemMetrics (SM_CYVTHUMB); | |
4576 | ||
4577 | /* For either kind of scroll bar, take account of the arrows; these | |
4578 | effectively form the border of the main scroll bar range. */ | |
4579 | vertical_scroll_bar_top_border = vertical_scroll_bar_bottom_border | |
4580 | = GetSystemMetrics (SM_CYVSCROLL); | |
4581 | } | |
ee78dc32 GV |
4582 | } |
4583 | ||
4584 | void | |
fbd6baed | 4585 | syms_of_w32term () |
ee78dc32 | 4586 | { |
fbd6baed GV |
4587 | staticpro (&w32_display_name_list); |
4588 | w32_display_name_list = Qnil; | |
ee78dc32 GV |
4589 | |
4590 | staticpro (&last_mouse_scroll_bar); | |
4591 | last_mouse_scroll_bar = Qnil; | |
4592 | ||
4593 | staticpro (&Qvendor_specific_keysyms); | |
4594 | Qvendor_specific_keysyms = intern ("vendor-specific-keysyms"); | |
52cf03a1 | 4595 | |
fbd6baed GV |
4596 | DEFVAR_INT ("w32-num-mouse-buttons", |
4597 | &Vw32_num_mouse_buttons, | |
52cf03a1 | 4598 | "Number of physical mouse buttons."); |
fbd6baed | 4599 | Vw32_num_mouse_buttons = Qnil; |
52cf03a1 | 4600 | |
fbd6baed GV |
4601 | DEFVAR_LISP ("w32-swap-mouse-buttons", |
4602 | &Vw32_swap_mouse_buttons, | |
52cf03a1 GV |
4603 | "Swap the mapping of middle and right mouse buttons.\n\ |
4604 | When nil, middle button is mouse-2 and right button is mouse-3."); | |
fbd6baed | 4605 | Vw32_swap_mouse_buttons = Qnil; |
689004fa GV |
4606 | |
4607 | DEFVAR_LISP ("w32-grab-focus-on-raise", | |
4608 | &Vw32_grab_focus_on_raise, | |
4609 | "Raised frame grabs input focus.\n\ | |
4610 | When t, `raise-frame' grabs input focus as well. This fits well\n\ | |
4611 | with the normal Windows click-to-focus policy, but might not be\n\ | |
4612 | desirable when using a point-to-focus policy."); | |
4613 | Vw32_grab_focus_on_raise = Qt; | |
4614 | ||
4615 | DEFVAR_LISP ("w32-capslock-is-shiftlock", | |
4616 | &Vw32_capslock_is_shiftlock, | |
4617 | "Apply CapsLock state to non character input keys.\n\ | |
4618 | When nil, CapsLock only affects normal character input keys."); | |
4619 | Vw32_capslock_is_shiftlock = Qnil; | |
ef0e360f GV |
4620 | |
4621 | DEFVAR_LISP ("w32-recognize-altgr", | |
4622 | &Vw32_recognize_altgr, | |
4623 | "Recognize right-alt and left-ctrl as AltGr.\n\ | |
4624 | When nil, the right-alt and left-ctrl key combination is\n\ | |
4625 | interpreted normally."); | |
4626 | Vw32_recognize_altgr = Qt; | |
ee78dc32 | 4627 | } |