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