Commit | Line | Data |
---|---|---|
e9e23e23 | 1 | /* Implementation of GUI terminal on the Microsoft W32 API. |
cabb23bc | 2 | Copyright (C) 1989, 93, 94, 95, 96, 97, 98 Free Software Foundation, Inc. |
ee78dc32 GV |
3 | |
4 | This file is part of GNU Emacs. | |
5 | ||
6 | GNU Emacs is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 2, or (at your option) | |
9 | any later version. | |
10 | ||
11 | GNU Emacs is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
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 | 20 | |
ee78dc32 GV |
21 | #include <signal.h> |
22 | #include <config.h> | |
23 | #include <stdio.h> | |
24 | #include "lisp.h" | |
2091aeb2 | 25 | #include "charset.h" |
cabb23bc | 26 | #include "fontset.h" |
ee78dc32 GV |
27 | #include "blockinput.h" |
28 | ||
e12ca9c2 | 29 | #include "w32heap.h" |
689004fa | 30 | #include "w32term.h" |
12857dfd | 31 | #include <shellapi.h> |
ee78dc32 GV |
32 | |
33 | #include "systty.h" | |
34 | #include "systime.h" | |
35 | ||
36 | #include <ctype.h> | |
37 | #include <errno.h> | |
38 | #include <setjmp.h> | |
39 | #include <sys/stat.h> | |
40 | ||
41 | #include "frame.h" | |
42 | #include "dispextern.h" | |
43 | #include "termhooks.h" | |
44 | #include "termopts.h" | |
45 | #include "termchar.h" | |
46 | #include "gnu.h" | |
47 | #include "disptab.h" | |
48 | #include "buffer.h" | |
49 | #include "window.h" | |
50 | #include "keyboard.h" | |
51 | #include "intervals.h" | |
ef0e360f | 52 | #include "coding.h" |
ee78dc32 | 53 | |
03887dd3 KH |
54 | #undef min |
55 | #undef max | |
56 | #define min(x, y) (((x) < (y)) ? (x) : (y)) | |
57 | #define max(x, y) (((x) > (y)) ? (x) : (y)) | |
58 | ||
cabb23bc | 59 | #define CP_DEFAULT 1004 |
cabb23bc | 60 | |
e7efd97e GV |
61 | extern unsigned int msh_mousewheel; |
62 | ||
ee78dc32 GV |
63 | extern void free_frame_menubar (); |
64 | ||
52cf03a1 GV |
65 | extern Lisp_Object Vwindow_system; |
66 | ||
ee78dc32 GV |
67 | #define x_any_window_to_frame x_window_to_frame |
68 | #define x_top_window_to_frame x_window_to_frame | |
69 | ||
70 | \f | |
fbd6baed GV |
71 | /* This is display since w32 does not support multiple ones. */ |
72 | struct w32_display_info one_w32_display_info; | |
ee78dc32 GV |
73 | |
74 | /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE), | |
fbd6baed | 75 | one for each element of w32_display_list and in the same order. |
ee78dc32 GV |
76 | NAME is the name of the frame. |
77 | FONT-LIST-CACHE records previous values returned by x-list-fonts. */ | |
fbd6baed | 78 | Lisp_Object w32_display_name_list; |
ee78dc32 GV |
79 | |
80 | /* Frame being updated by update_frame. This is declared in term.c. | |
81 | This is set by update_begin and looked at by all the | |
fbd6baed GV |
82 | w32 functions. It is zero while not inside an update. |
83 | In that case, the w32 functions assume that `selected_frame' | |
ee78dc32 GV |
84 | is the frame to apply to. */ |
85 | extern struct frame *updating_frame; | |
86 | ||
87 | /* This is a frame waiting to be autoraised, within w32_read_socket. */ | |
88 | struct frame *pending_autoraise_frame; | |
89 | ||
90 | /* During an update, maximum vpos for ins/del line operations to affect. */ | |
91 | ||
92 | static int flexlines; | |
93 | ||
94 | /* During an update, nonzero if chars output now should be highlighted. */ | |
95 | ||
96 | static int highlight; | |
97 | ||
98 | /* Nominal cursor position -- where to draw output. | |
99 | During an update, these are different from the cursor-box position. */ | |
100 | ||
101 | static int curs_x; | |
102 | static int curs_y; | |
103 | ||
484fa2c1 | 104 | /* Flag to enable Unicode output in case users wish to use programs |
cabb23bc GV |
105 | like Twinbridge on '95 rather than installed system level support |
106 | for Far East languages. */ | |
484fa2c1 | 107 | int w32_enable_unicode_output; |
cabb23bc | 108 | |
e9e23e23 GV |
109 | DWORD dwWindowsThreadId = 0; |
110 | HANDLE hWindowsThread = NULL; | |
ee78dc32 GV |
111 | DWORD dwMainThreadId = 0; |
112 | HANDLE hMainThread = NULL; | |
113 | ||
689004fa GV |
114 | #ifndef SIF_ALL |
115 | /* These definitions are new with Windows 95. */ | |
116 | #define SIF_RANGE 0x0001 | |
117 | #define SIF_PAGE 0x0002 | |
118 | #define SIF_POS 0x0004 | |
119 | #define SIF_DISABLENOSCROLL 0x0008 | |
120 | #define SIF_TRACKPOS 0x0010 | |
121 | #define SIF_ALL (SIF_RANGE | SIF_PAGE | SIF_POS | SIF_TRACKPOS) | |
122 | ||
123 | typedef struct tagSCROLLINFO | |
124 | { | |
125 | UINT cbSize; | |
126 | UINT fMask; | |
127 | int nMin; | |
128 | int nMax; | |
129 | UINT nPage; | |
130 | int nPos; | |
131 | int nTrackPos; | |
132 | } SCROLLINFO, FAR *LPSCROLLINFO; | |
133 | typedef SCROLLINFO CONST FAR *LPCSCROLLINFO; | |
134 | #endif /* SIF_ALL */ | |
135 | ||
136 | /* Dynamic linking to new proportional scroll bar functions. */ | |
137 | int (PASCAL *pfnSetScrollInfo) (HWND hwnd, int fnBar, LPSCROLLINFO lpsi, BOOL fRedraw); | |
138 | BOOL (PASCAL *pfnGetScrollInfo) (HWND hwnd, int fnBar, LPSCROLLINFO lpsi); | |
139 | ||
140 | int vertical_scroll_bar_min_handle; | |
141 | int vertical_scroll_bar_top_border; | |
142 | int vertical_scroll_bar_bottom_border; | |
143 | ||
144 | int last_scroll_bar_drag_pos; | |
145 | ||
ee78dc32 GV |
146 | /* Mouse movement. */ |
147 | ||
148 | /* Where the mouse was last time we reported a mouse event. */ | |
149 | static FRAME_PTR last_mouse_frame; | |
150 | static RECT last_mouse_glyph; | |
151 | ||
fbd6baed | 152 | Lisp_Object Vw32_num_mouse_buttons; |
52cf03a1 | 153 | |
fbd6baed | 154 | Lisp_Object Vw32_swap_mouse_buttons; |
52cf03a1 | 155 | |
689004fa GV |
156 | /* Control whether x_raise_frame also sets input focus. */ |
157 | Lisp_Object Vw32_grab_focus_on_raise; | |
158 | ||
159 | /* Control whether Caps Lock affects non-ascii characters. */ | |
160 | Lisp_Object Vw32_capslock_is_shiftlock; | |
161 | ||
ef0e360f GV |
162 | /* Control whether right-alt and left-ctrl should be recognized as AltGr. */ |
163 | Lisp_Object Vw32_recognize_altgr; | |
164 | ||
ee78dc32 GV |
165 | /* The scroll bar in which the last motion event occurred. |
166 | ||
167 | If the last motion event occurred in a scroll bar, we set this | |
fbd6baed | 168 | so w32_mouse_position can know whether to report a scroll bar motion or |
ee78dc32 GV |
169 | an ordinary motion. |
170 | ||
171 | If the last motion event didn't occur in a scroll bar, we set this | |
fbd6baed | 172 | to Qnil, to tell w32_mouse_position to return an ordinary motion event. */ |
ee78dc32 GV |
173 | Lisp_Object last_mouse_scroll_bar; |
174 | int last_mouse_scroll_bar_pos; | |
175 | ||
fbd6baed | 176 | /* This is a hack. We would really prefer that w32_mouse_position would |
ee78dc32 GV |
177 | return the time associated with the position it returns, but there |
178 | doesn't seem to be any way to wrest the timestamp from the server | |
179 | along with the position query. So, we just keep track of the time | |
180 | of the last movement we received, and return that in hopes that | |
181 | it's somewhat accurate. */ | |
182 | Time last_mouse_movement_time; | |
183 | ||
a1b9438c GV |
184 | /* Associative list linking character set strings to Windows codepages. */ |
185 | Lisp_Object Vw32_charset_to_codepage_alist; | |
186 | ||
ee78dc32 GV |
187 | /* Incremented by w32_read_socket whenever it really tries to read events. */ |
188 | #ifdef __STDC__ | |
189 | static int volatile input_signal_count; | |
190 | #else | |
191 | static int input_signal_count; | |
192 | #endif | |
193 | ||
194 | extern Lisp_Object Vcommand_line_args, Vsystem_name; | |
195 | ||
196 | extern Lisp_Object Qface, Qmouse_face; | |
197 | ||
198 | extern int errno; | |
199 | ||
200 | /* A mask of extra modifier bits to put into every keyboard char. */ | |
201 | extern int extra_keyboard_modifiers; | |
202 | ||
203 | static Lisp_Object Qvendor_specific_keysyms; | |
204 | ||
fbd6baed | 205 | void w32_delete_display (); |
ee78dc32 GV |
206 | |
207 | static void redraw_previous_char (); | |
208 | static void redraw_following_char (); | |
fbd6baed | 209 | static unsigned int w32_get_modifiers (); |
ee78dc32 GV |
210 | |
211 | static int fast_find_position (); | |
212 | static void note_mouse_highlight (); | |
213 | static void clear_mouse_face (); | |
214 | static void show_mouse_face (); | |
215 | static void do_line_dance (); | |
216 | ||
96214669 GV |
217 | /* Forward declarations for term hooks. Consistency with the rest of Emacs |
218 | requires the use of K&R functions prototypes. However, MSVC does not | |
219 | pick up the function prototypes correctly with K&R function definitions, | |
220 | and so we declare them first to give a little help to MSVC. */ | |
221 | static void w32_clear_frame (); | |
222 | static void w32_clear_end_of_line (int); | |
223 | static void w32_ins_del_lines (int, int); | |
224 | static void w32_change_line_highlight (int, int, int); | |
225 | static void w32_insert_glyphs (GLYPH *, int); | |
226 | static void w32_write_glyphs (GLYPH *, int); | |
227 | static void w32_delete_glyphs (int); | |
228 | static void w32_ring_bell (); | |
229 | static void w32_reset_terminal_modes (); | |
230 | static void w32_set_terminal_modes (); | |
231 | static void w32_update_begin (FRAME_PTR); | |
232 | static void w32_update_end (FRAME_PTR); | |
233 | static void w32_set_terminal_window (int); | |
234 | extern int w32_read_socket (int, struct input_event *, int, int); | |
235 | static void w32_frame_up_to_date (FRAME_PTR); | |
236 | static void w32_cursor_to (int, int); | |
237 | static void w32_reassert_line_highlight (int, int); | |
238 | static void w32_mouse_position (FRAME_PTR *, int, Lisp_Object *, | |
239 | enum scroll_bar_part *, Lisp_Object *, | |
240 | Lisp_Object *, unsigned long *); | |
241 | static void w32_frame_rehighlight (FRAME_PTR); | |
242 | static void w32_frame_raise_lower (FRAME_PTR, int); | |
243 | static void w32_set_vertical_scroll_bar (struct window *, int, int, int); | |
244 | static void w32_condemn_scroll_bars (FRAME_PTR); | |
245 | static void w32_redeem_scroll_bar (struct window *); | |
246 | static void w32_judge_scroll_bars (FRAME_PTR); | |
ee78dc32 GV |
247 | \f |
248 | #if 0 | |
249 | /* This is a function useful for recording debugging information | |
250 | about the sequence of occurrences in this file. */ | |
251 | ||
252 | struct record | |
253 | { | |
254 | char *locus; | |
255 | int type; | |
256 | }; | |
257 | ||
258 | struct record event_record[100]; | |
259 | ||
260 | int event_record_index; | |
261 | ||
262 | record_event (locus, type) | |
263 | char *locus; | |
264 | int type; | |
265 | { | |
266 | if (event_record_index == sizeof (event_record) / sizeof (struct record)) | |
267 | event_record_index = 0; | |
268 | ||
269 | event_record[event_record_index].locus = locus; | |
270 | event_record[event_record_index].type = type; | |
271 | event_record_index++; | |
272 | } | |
273 | ||
274 | #endif /* 0 */ | |
275 | \f | |
fbd6baed | 276 | /* Return the struct w32_display_info. */ |
ee78dc32 | 277 | |
fbd6baed GV |
278 | struct w32_display_info * |
279 | w32_display_info_for_display () | |
ee78dc32 | 280 | { |
fbd6baed | 281 | return (&one_w32_display_info); |
ee78dc32 GV |
282 | } |
283 | ||
284 | void | |
fbd6baed | 285 | w32_fill_rect (f, _hdc, pix, lprect) |
ee78dc32 GV |
286 | FRAME_PTR f; |
287 | HDC _hdc; | |
288 | COLORREF pix; | |
289 | RECT * lprect; | |
290 | { | |
291 | HDC hdc; | |
292 | HBRUSH hb; | |
ee78dc32 GV |
293 | RECT rect; |
294 | ||
295 | if (_hdc) | |
296 | hdc = _hdc; | |
297 | else | |
298 | { | |
299 | if (!f) return; | |
52cf03a1 | 300 | hdc = get_frame_dc (f); |
ee78dc32 GV |
301 | } |
302 | ||
303 | hb = CreateSolidBrush (pix); | |
ee78dc32 | 304 | FillRect (hdc, lprect, hb); |
ee78dc32 GV |
305 | DeleteObject (hb); |
306 | ||
307 | if (!_hdc) | |
52cf03a1 | 308 | release_frame_dc (f, hdc); |
ee78dc32 GV |
309 | } |
310 | ||
311 | void | |
fbd6baed | 312 | w32_clear_window (f) |
ee78dc32 GV |
313 | FRAME_PTR f; |
314 | { | |
315 | RECT rect; | |
52cf03a1 | 316 | |
fbd6baed GV |
317 | GetClientRect (FRAME_W32_WINDOW (f), &rect); |
318 | w32_clear_rect (f, NULL, &rect); | |
ee78dc32 GV |
319 | } |
320 | ||
321 | \f | |
322 | /* Starting and ending updates. | |
323 | ||
324 | These hooks are called by update_frame at the beginning and end | |
325 | of a frame update. We record in `updating_frame' the identity | |
fbd6baed GV |
326 | of the frame being updated, so that the w32_... functions do not |
327 | need to take a frame as argument. Most of the w32_... functions | |
ee78dc32 | 328 | should never be called except during an update, the only exceptions |
fbd6baed | 329 | being w32_cursor_to, w32_write_glyphs and w32_reassert_line_highlight. */ |
ee78dc32 | 330 | |
96214669 | 331 | static void |
fbd6baed | 332 | w32_update_begin (f) |
ee78dc32 GV |
333 | struct frame *f; |
334 | { | |
335 | if (f == 0) | |
336 | abort (); | |
337 | ||
338 | flexlines = f->height; | |
339 | highlight = 0; | |
340 | ||
341 | BLOCK_INPUT; | |
342 | ||
52cf03a1 GV |
343 | /* Regenerate display palette before drawing if list of requested |
344 | colors has changed. */ | |
fbd6baed | 345 | if (FRAME_W32_DISPLAY_INFO (f)->regen_palette) |
52cf03a1 | 346 | { |
fbd6baed GV |
347 | w32_regenerate_palette (f); |
348 | FRAME_W32_DISPLAY_INFO (f)->regen_palette = FALSE; | |
52cf03a1 GV |
349 | } |
350 | ||
fbd6baed | 351 | if (f == FRAME_W32_DISPLAY_INFO (f)->mouse_face_mouse_frame) |
ee78dc32 GV |
352 | { |
353 | /* Don't do highlighting for mouse motion during the update. */ | |
fbd6baed | 354 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_defer = 1; |
ee78dc32 GV |
355 | |
356 | /* If the frame needs to be redrawn, | |
357 | simply forget about any prior mouse highlighting. */ | |
358 | if (FRAME_GARBAGED_P (f)) | |
fbd6baed | 359 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_window = Qnil; |
ee78dc32 | 360 | |
fbd6baed | 361 | if (!NILP (FRAME_W32_DISPLAY_INFO (f)->mouse_face_window)) |
ee78dc32 GV |
362 | { |
363 | int firstline, lastline, i; | |
fbd6baed | 364 | struct window *w = XWINDOW (FRAME_W32_DISPLAY_INFO (f)->mouse_face_window); |
ee78dc32 GV |
365 | |
366 | /* Find the first, and the last+1, lines affected by redisplay. */ | |
367 | for (firstline = 0; firstline < f->height; firstline++) | |
368 | if (FRAME_DESIRED_GLYPHS (f)->enable[firstline]) | |
369 | break; | |
370 | ||
371 | lastline = f->height; | |
372 | for (i = f->height - 1; i >= 0; i--) | |
373 | { | |
374 | if (FRAME_DESIRED_GLYPHS (f)->enable[i]) | |
375 | break; | |
376 | else | |
377 | lastline = i; | |
378 | } | |
379 | ||
380 | /* Can we tell that this update does not affect the window | |
381 | where the mouse highlight is? If so, no need to turn off. | |
382 | Likewise, don't do anything if the frame is garbaged; | |
383 | in that case, the FRAME_CURRENT_GLYPHS that we would use | |
384 | are all wrong, and we will redisplay that line anyway. */ | |
385 | if (! (firstline > (XFASTINT (w->top) + window_internal_height (w)) | |
386 | || lastline < XFASTINT (w->top))) | |
fbd6baed | 387 | clear_mouse_face (FRAME_W32_DISPLAY_INFO (f)); |
ee78dc32 GV |
388 | } |
389 | } | |
390 | ||
391 | UNBLOCK_INPUT; | |
392 | } | |
393 | ||
96214669 | 394 | static void |
fbd6baed | 395 | w32_update_end (f) |
ee78dc32 GV |
396 | struct frame *f; |
397 | { | |
398 | BLOCK_INPUT; | |
399 | ||
400 | do_line_dance (); | |
401 | x_display_cursor (f, 1); | |
402 | ||
fbd6baed GV |
403 | if (f == FRAME_W32_DISPLAY_INFO (f)->mouse_face_mouse_frame) |
404 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_defer = 0; | |
ee78dc32 GV |
405 | |
406 | UNBLOCK_INPUT; | |
407 | } | |
408 | ||
409 | /* This is called after a redisplay on frame F. */ | |
410 | ||
96214669 | 411 | static void |
fbd6baed | 412 | w32_frame_up_to_date (f) |
ee78dc32 GV |
413 | FRAME_PTR f; |
414 | { | |
689004fa | 415 | BLOCK_INPUT; |
fbd6baed GV |
416 | if (FRAME_W32_DISPLAY_INFO (f)->mouse_face_deferred_gc |
417 | || f == FRAME_W32_DISPLAY_INFO (f)->mouse_face_mouse_frame) | |
ee78dc32 | 418 | { |
fbd6baed GV |
419 | note_mouse_highlight (FRAME_W32_DISPLAY_INFO (f)->mouse_face_mouse_frame, |
420 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_mouse_x, | |
421 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_mouse_y); | |
422 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_deferred_gc = 0; | |
ee78dc32 | 423 | } |
689004fa | 424 | UNBLOCK_INPUT; |
ee78dc32 GV |
425 | } |
426 | \f | |
427 | /* External interface to control of standout mode. | |
428 | Call this when about to modify line at position VPOS | |
429 | and not change whether it is highlighted. */ | |
430 | ||
96214669 | 431 | static void |
fbd6baed | 432 | w32_reassert_line_highlight (new, vpos) |
ee78dc32 GV |
433 | int new, vpos; |
434 | { | |
435 | highlight = new; | |
436 | } | |
437 | ||
438 | /* Call this when about to modify line at position VPOS | |
439 | and change whether it is highlighted. */ | |
440 | ||
96214669 | 441 | static void |
fbd6baed | 442 | w32_change_line_highlight (new_highlight, vpos, first_unused_hpos) |
ee78dc32 GV |
443 | int new_highlight, vpos, first_unused_hpos; |
444 | { | |
445 | highlight = new_highlight; | |
fbd6baed GV |
446 | w32_cursor_to (vpos, 0); |
447 | w32_clear_end_of_line (updating_frame->width); | |
ee78dc32 GV |
448 | } |
449 | ||
450 | /* This is used when starting Emacs and when restarting after suspend. | |
451 | When starting Emacs, no window is mapped. And nothing must be done | |
452 | to Emacs's own window if it is suspended (though that rarely happens). */ | |
453 | ||
96214669 GV |
454 | static void |
455 | w32_set_terminal_modes (void) | |
ee78dc32 GV |
456 | { |
457 | } | |
458 | ||
459 | /* This is called when exiting or suspending Emacs. | |
fbd6baed | 460 | Exiting will make the W32 windows go away, and suspending |
ee78dc32 GV |
461 | requires no action. */ |
462 | ||
96214669 GV |
463 | static void |
464 | w32_reset_terminal_modes (void) | |
ee78dc32 GV |
465 | { |
466 | } | |
467 | \f | |
468 | /* Set the nominal cursor position of the frame. | |
469 | This is where display update commands will take effect. | |
470 | This does not affect the place where the cursor-box is displayed. */ | |
471 | ||
96214669 | 472 | static void |
fbd6baed | 473 | w32_cursor_to (row, col) |
ee78dc32 GV |
474 | register int row, col; |
475 | { | |
476 | int orow = row; | |
477 | ||
478 | curs_x = col; | |
479 | curs_y = row; | |
480 | ||
481 | if (updating_frame == 0) | |
482 | { | |
483 | BLOCK_INPUT; | |
484 | x_display_cursor (selected_frame, 1); | |
485 | UNBLOCK_INPUT; | |
486 | } | |
487 | } | |
488 | \f | |
a1b9438c GV |
489 | /* Get the Windows codepage corresponding to the specified font. The |
490 | charset info in the font name is used to look up | |
491 | w32-charset-to-codepage-alist. */ | |
cabb23bc | 492 | int |
a1b9438c | 493 | w32_codepage_for_font (char *fontname) |
cabb23bc | 494 | { |
a1b9438c GV |
495 | Lisp_Object codepage; |
496 | char charset_str[20], *charset, *end; | |
497 | ||
498 | /* Extract charset part of font string. */ | |
499 | if (sscanf (fontname, | |
500 | "-%*[^-]-%*[^-]-%*[^-]-%*[^-]-%*[^-]-%*[^-]-%*[^-]-%*[^-]-%*[^-]-%*[^-]-%*[^-]-%*[^-]-%19s", | |
501 | charset_str) == EOF) | |
502 | return CP_DEFAULT; | |
503 | ||
504 | /* Remove leading "*-". */ | |
505 | if (strncmp ("*-", charset_str, 2) == 0) | |
506 | charset = charset_str + 2; | |
507 | else | |
508 | charset = charset_str; | |
509 | ||
510 | /* Stop match at wildcard (including preceding '-'). */ | |
511 | if (end = strchr (charset, '*')) | |
512 | { | |
513 | if (end > charset && *(end-1) == '-') | |
514 | end--; | |
515 | *end = '\0'; | |
516 | } | |
517 | ||
518 | codepage = Fcdr (Fassoc (build_string(charset), | |
519 | Vw32_charset_to_codepage_alist)); | |
520 | ||
521 | if (INTEGERP (codepage)) | |
522 | return XINT (codepage); | |
523 | else | |
cabb23bc GV |
524 | return CP_DEFAULT; |
525 | } | |
526 | ||
527 | BOOL | |
528 | w32_use_unicode_for_codepage (codepage) | |
529 | { | |
530 | /* If the current codepage is supported, use Unicode for output. */ | |
484fa2c1 | 531 | return (w32_enable_unicode_output |
cabb23bc GV |
532 | && codepage != CP_DEFAULT && IsValidCodePage (codepage)); |
533 | } | |
534 | ||
535 | /* Dealing with bits of wchar_t as if they were an XChar2B. */ | |
536 | #define BUILD_WCHAR_T(byte1, byte2) \ | |
537 | ((wchar_t)(((byte1 & 0x00ff) << 8) | (byte2 & 0x00ff))) | |
538 | ||
539 | ||
540 | #define BYTE1(ch) \ | |
541 | ((ch & 0xff00) >> 8) | |
542 | ||
543 | #define BYTE2(ch) \ | |
544 | (ch & 0x00ff) | |
545 | ||
65c4903c GV |
546 | #define W32_TEXTOUT(start_offset,nchars) \ |
547 | { \ | |
548 | int charset_dim = CHARSET_DIMENSION(charset); \ | |
549 | if (font->bdf) \ | |
550 | w32_BDF_TextOut (font->bdf, hdc, left + xoffset, \ | |
551 | top + yoffset, \ | |
552 | x_1byte_buffer + start_offset, \ | |
5eee6366 | 553 | charset_dim, nchars, 0); \ |
65c4903c GV |
554 | else if (print_via_unicode) \ |
555 | ExtTextOutW (hdc, left + xoffset, top + yoffset, \ | |
556 | fuOptions, clip_region, \ | |
557 | x_2byte_buffer + start_offset, nchars, NULL); \ | |
558 | else \ | |
559 | ExtTextOut (hdc, left + xoffset, top + yoffset, \ | |
560 | fuOptions, clip_region, \ | |
561 | x_1byte_buffer + start_offset, \ | |
562 | nchars * charset_dim, NULL); \ | |
563 | start_offset += nchars * (print_via_unicode ? 1 : charset_dim ); \ | |
564 | xoffset += nchars * glyph_width; \ | |
565 | } | |
cabb23bc | 566 | \f |
ee78dc32 GV |
567 | /* Display a sequence of N glyphs found at GP. |
568 | WINDOW is the window to output to. LEFT and TOP are starting coords. | |
569 | HL is 1 if this text is highlighted, 2 if the cursor is on it, | |
570 | 3 if should appear in its mouse-face. | |
571 | JUST_FOREGROUND if 1 means draw only the foreground; | |
572 | don't alter the background. | |
573 | ||
574 | FONT is the default font to use (for glyphs whose font-code is 0). | |
575 | ||
576 | Since the display generation code is responsible for calling | |
577 | compute_char_face and compute_glyph_face on everything it puts in | |
578 | the display structure, we can assume that the face code on each | |
579 | glyph is a valid index into FRAME_COMPUTED_FACES (f), and the one | |
580 | to which we can actually apply intern_face. | |
581 | Call this function with input blocked. */ | |
582 | ||
cabb23bc | 583 | static int |
ef0e360f | 584 | dumpglyphs (f, left, top, gp, n, hl, just_foreground, cmpcharp) |
ee78dc32 GV |
585 | struct frame *f; |
586 | int left, top; | |
587 | register GLYPH *gp; /* Points to first GLYPH. */ | |
588 | register int n; /* Number of glyphs to display. */ | |
589 | int hl; | |
590 | int just_foreground; | |
cabb23bc | 591 | struct cmpchar_info *cmpcharp; |
ee78dc32 | 592 | { |
cabb23bc GV |
593 | wchar_t *x_2byte_buffer |
594 | = (wchar_t *) alloca (FRAME_WINDOW_WIDTH (f) * sizeof (*x_2byte_buffer)); | |
595 | register wchar_t *cp; /* Steps through x_2byte_buffer[]. */ | |
596 | ||
597 | /* Allocate double the window width, as this buffer may contain MBCS | |
feba565d GV |
598 | characters under w32. Unsigned to let GetCharABCWidths work. */ |
599 | unsigned char *x_1byte_buffer | |
600 | = (unsigned char *) alloca (2 * FRAME_WINDOW_WIDTH (f) | |
601 | * sizeof (*x_1byte_buffer)); | |
602 | register unsigned char *bp; /* Steps through x_1byte_buffer[]. */ | |
ee78dc32 GV |
603 | register int tlen = GLYPH_TABLE_LENGTH; |
604 | register Lisp_Object *tbase = GLYPH_TABLE_BASE; | |
fbd6baed | 605 | Window window = FRAME_W32_WINDOW (f); |
cabb23bc | 606 | HDC hdc = get_frame_dc (f); |
ee78dc32 | 607 | int orig_left = left; |
cabb23bc GV |
608 | int gidx = 0; |
609 | int i; | |
ee78dc32 GV |
610 | |
611 | while (n > 0) | |
612 | { | |
613 | /* Get the face-code of the next GLYPH. */ | |
cabb23bc | 614 | int cf, len, n_chars; |
ef0e360f GV |
615 | GLYPH g = *gp; |
616 | int ch, charset; | |
cabb23bc GV |
617 | Lisp_Object first_ch; |
618 | /* HIGHEST and LOWEST are used while drawing a composite | |
619 | character. The meanings are described later. */ | |
620 | int highest, lowest; | |
ee78dc32 GV |
621 | |
622 | GLYPH_FOLLOW_ALIASES (tbase, tlen, g); | |
ef0e360f GV |
623 | cf = (cmpcharp ? cmpcharp->face_work : FAST_GLYPH_FACE (g)); |
624 | ch = FAST_GLYPH_CHAR (g); | |
cabb23bc GV |
625 | if (unibyte_display_via_language_environment |
626 | && SINGLE_BYTE_CHAR_P (ch) | |
627 | && ch >= 160) | |
628 | ch = unibyte_char_to_multibyte (ch); | |
629 | if (gidx == 0) XSETFASTINT (first_ch, ch); | |
ef0e360f GV |
630 | charset = CHAR_CHARSET (ch); |
631 | if (charset == CHARSET_COMPOSITION) | |
632 | { | |
ef0e360f | 633 | /* We must draw components of the composite character on the |
cabb23bc | 634 | same column. */ |
ef0e360f GV |
635 | cmpcharp = cmpchar_table[COMPOSITE_CHAR_ID (ch)]; |
636 | ||
637 | /* Set the face in the slot for work. */ | |
638 | cmpcharp->face_work = cf; | |
639 | ||
cabb23bc | 640 | /* We don't need the return value ... */ |
ef0e360f GV |
641 | dumpglyphs (f, left, top, cmpcharp->glyph, cmpcharp->glyph_len, |
642 | hl, just_foreground, cmpcharp); | |
cabb23bc GV |
643 | /* ... because the width of just drawn text can be |
644 | calculated as follows. */ | |
645 | left += FONT_WIDTH (FRAME_FONT (f)) * cmpcharp->width; | |
646 | ||
ef0e360f GV |
647 | ++gp, --n; |
648 | while (gp && (*gp & GLYPH_MASK_PADDING)) ++gp, --n; | |
649 | cmpcharp = NULL; | |
650 | continue; | |
651 | } | |
cabb23bc GV |
652 | |
653 | /* Find the run of consecutive glyphs which can be drawn with | |
654 | the same DC (i.e. the same charset and the same face-code). | |
655 | Extract their character codes into X_2BYTE_BUFFER. | |
656 | If CMPCHARP is not NULL, face-code is not checked because we | |
657 | use only the face specified in `cmpcharp->face_work'. */ | |
658 | cp = x_2byte_buffer; | |
ee78dc32 GV |
659 | while (n > 0) |
660 | { | |
cabb23bc | 661 | int this_charset, c1, c2; |
ef0e360f | 662 | |
ee78dc32 GV |
663 | g = *gp; |
664 | GLYPH_FOLLOW_ALIASES (tbase, tlen, g); | |
ef0e360f | 665 | ch = FAST_GLYPH_CHAR (g); |
cabb23bc GV |
666 | if (unibyte_display_via_language_environment |
667 | && SINGLE_BYTE_CHAR_P (ch) | |
668 | && ch >= 160) | |
669 | ch = unibyte_char_to_multibyte (ch); | |
670 | SPLIT_CHAR (ch, this_charset, c1, c2); | |
ef0e360f GV |
671 | if (this_charset != charset |
672 | || (cmpcharp == NULL && FAST_GLYPH_FACE (g) != cf)) | |
ee78dc32 GV |
673 | break; |
674 | ||
cabb23bc GV |
675 | if (c2 > 0) |
676 | *cp = BUILD_WCHAR_T (c1, c2); | |
ef0e360f | 677 | else |
cabb23bc GV |
678 | *cp = BUILD_WCHAR_T (0, c1); |
679 | ++cp; | |
ef0e360f | 680 | ++gp, --n; |
ef0e360f GV |
681 | while (gp && (*gp & GLYPH_MASK_PADDING)) |
682 | ++gp, --n; | |
ee78dc32 GV |
683 | } |
684 | ||
685 | /* LEN gets the length of the run. */ | |
cabb23bc | 686 | len = cp - x_2byte_buffer; |
ee78dc32 GV |
687 | /* Now output this run of chars, with the font and pixel values |
688 | determined by the face code CF. */ | |
689 | { | |
690 | struct face *face = FRAME_DEFAULT_FACE (f); | |
cabb23bc | 691 | XFontStruct *font = NULL; |
a1b9438c GV |
692 | int fontset; |
693 | struct font_info *fontp; | |
694 | int font_id; | |
ee78dc32 GV |
695 | COLORREF fg; |
696 | COLORREF bg; | |
cabb23bc GV |
697 | int stippled = 0; |
698 | int line_height = FRAME_LINE_HEIGHT (f); | |
699 | /* Pixel width of each glyph in this run. */ | |
700 | int glyph_width | |
701 | = (FONT_WIDTH (FRAME_FONT (f)) | |
702 | * (cmpcharp ? cmpcharp->width : CHARSET_WIDTH (charset))); | |
703 | /* Overall pixel width of this run. */ | |
704 | int run_width | |
705 | = (FONT_WIDTH (FRAME_FONT (f)) | |
706 | * (cmpcharp ? cmpcharp->width : len * CHARSET_WIDTH (charset))); | |
707 | /* A flag to tell if we have already filled background. We | |
708 | fill background in advance in the following cases: | |
709 | 1) A face has stipple. | |
710 | 2) A height of font is shorter than LINE_HEIGHT. | |
711 | 3) Drawing a composite character. | |
712 | 4) Font has non-zero _MULE_BASELINE_OFFSET property. | |
65c4903c | 713 | 5) Font is a bdf font. |
e3e0e526 | 714 | 6) Font is italic (italic fonts falsely report their height). |
cabb23bc GV |
715 | After filling background, we draw glyphs by XDrawString16. */ |
716 | int background_filled; | |
717 | /* Baseline position of a character, offset from TOP. */ | |
718 | int baseline; | |
719 | /* The property value of `_MULE_RELATIVE_COMPOSE' and | |
720 | `_MULE_DEFAULT_ASCENT'. */ | |
721 | int relative_compose = 0, default_ascent = 0; | |
722 | /* 1 if we find no font or a font of inappropriate size. */ | |
723 | int require_clipping; | |
65c4903c GV |
724 | RECT clip_rectangle; |
725 | LPRECT clip_region = NULL; | |
726 | UINT fuOptions = 0; | |
727 | ||
cabb23bc GV |
728 | int codepage = CP_DEFAULT; |
729 | BOOL print_via_unicode = FALSE; | |
ee78dc32 GV |
730 | |
731 | /* HL = 3 means use a mouse face previously chosen. */ | |
732 | if (hl == 3) | |
fbd6baed | 733 | cf = FRAME_W32_DISPLAY_INFO (f)->mouse_face_face_id; |
ee78dc32 GV |
734 | |
735 | /* First look at the face of the text itself. */ | |
736 | if (cf != 0) | |
737 | { | |
738 | /* It's possible for the display table to specify | |
739 | a face code that is out of range. Use 0 in that case. */ | |
740 | if (cf < 0 || cf >= FRAME_N_COMPUTED_FACES (f) | |
741 | || FRAME_COMPUTED_FACES (f) [cf] == 0) | |
742 | cf = 0; | |
743 | ||
744 | if (cf == 1) | |
745 | face = FRAME_MODE_LINE_FACE (f); | |
746 | else | |
747 | face = intern_face (f, FRAME_COMPUTED_FACES (f) [cf]); | |
ee78dc32 GV |
748 | if (FACE_STIPPLE (face)) |
749 | stippled = 1; | |
750 | } | |
751 | ||
752 | /* Then comes the distinction between modeline and normal text. */ | |
753 | else if (hl == 0) | |
754 | ; | |
755 | else if (hl == 1) | |
756 | { | |
757 | face = FRAME_MODE_LINE_FACE (f); | |
ee78dc32 GV |
758 | if (FACE_STIPPLE (face)) |
759 | stippled = 1; | |
760 | } | |
761 | ||
cabb23bc GV |
762 | /* Setting appropriate font and codepage for this charset. */ |
763 | if (charset != CHARSET_ASCII) | |
764 | { | |
a1b9438c | 765 | fontset = FACE_FONTSET (face); |
cabb23bc GV |
766 | |
767 | if ((fontset < 0 && (fontset = FRAME_FONTSET (f)) < 0) | |
768 | || !(fontp = FS_LOAD_FONT (f, FRAME_W32_FONT_TABLE (f), | |
769 | charset, NULL, fontset))) | |
770 | goto font_not_found; | |
771 | ||
772 | font = (XFontStruct *) (fontp->font); | |
a1b9438c | 773 | codepage = w32_codepage_for_font (fontp->name); |
65c4903c GV |
774 | |
775 | if ( font && !font->bdf ) | |
5eee6366 | 776 | print_via_unicode = w32_use_unicode_for_codepage (codepage); |
cabb23bc | 777 | |
65c4903c | 778 | baseline = FONT_BASE (font) + fontp->baseline_offset; |
cabb23bc GV |
779 | |
780 | if (cmpcharp && cmpcharp->cmp_rule == NULL) | |
781 | { | |
782 | relative_compose = fontp->relative_compose; | |
783 | default_ascent = fontp->default_ascent; | |
784 | } | |
785 | ||
786 | /* We have to change code points in the following cases. */ | |
a1b9438c | 787 | if (fontp->font_encoder) |
cabb23bc GV |
788 | { |
789 | /* This font requires CCL program to calculate code | |
790 | point of characters. */ | |
791 | struct ccl_program *ccl = fontp->font_encoder; | |
792 | ||
793 | if (CHARSET_DIMENSION (charset) == 1) | |
794 | for (cp = x_2byte_buffer; cp < x_2byte_buffer + len; cp++) | |
795 | { | |
796 | ccl->reg[0] = charset; | |
797 | ccl->reg[1] = BYTE2 (*cp); | |
798 | ccl_driver (ccl, NULL, NULL, 0, 0, NULL); | |
799 | /* We assume that MSBs are appropriately | |
800 | set/reset by CCL program. */ | |
801 | #if 0 /* this probably works under NT, but not under 95. */ | |
802 | if (font->tm.tmLastChar < 256) /* 1-byte font */ | |
803 | *cp = BUILD_WCHAR_T (0, ccl->reg[1]); | |
804 | else | |
805 | *cp = BUILD_WCHAR_T (ccl->reg[1], ccl->reg[2]); | |
806 | #else /* Assume single dimensional charsets stay so. */ | |
807 | *cp = BUILD_WCHAR_T (0, ccl->reg[1]); | |
808 | #endif | |
809 | } | |
810 | else | |
811 | for (cp = x_2byte_buffer; cp < x_2byte_buffer + len; cp++) | |
812 | { | |
813 | ccl->reg[0] = charset; | |
814 | ccl->reg[1] = BYTE1 (*cp) , ccl->reg[2] = BYTE2 (*cp); | |
815 | ccl_driver (ccl, NULL, NULL, 0, 0, NULL); | |
816 | /* We assume that MSBs are appropriately | |
817 | set/reset by CCL program. */ | |
818 | #if 0 /* this probably works under NT, but not under 95. */ | |
819 | if (font->tm.tmLastChar < 256) /* 1-byte font */ | |
820 | *cp = BUILD_WCHAR_T (0, ccl->reg[1]); | |
821 | else | |
822 | *cp = BUILD_WCHAR_T (ccl->reg[1],ccl->reg[2]); | |
823 | #else /* Assume multidimensional charsets stay so. */ | |
824 | *cp = BUILD_WCHAR_T (ccl->reg[1],ccl->reg[2]); | |
825 | #endif | |
826 | } | |
827 | } | |
cabb23bc GV |
828 | else if (fontp->encoding[charset]) |
829 | { | |
830 | int enc = fontp->encoding[charset]; | |
831 | ||
832 | if ((enc == 1 || enc == 2) && CHARSET_DIMENSION (charset) == 2) | |
833 | for (cp = x_2byte_buffer; cp < x_2byte_buffer + len; cp++) | |
834 | *cp = BUILD_WCHAR_T (BYTE1 (*cp) | 0x80, BYTE2 (*cp)); | |
835 | if (enc == 1 || enc == 3) | |
836 | for (cp = x_2byte_buffer; cp < x_2byte_buffer + len; cp++) | |
837 | *cp = BUILD_WCHAR_T (BYTE1 (*cp), BYTE2 (*cp) | 0x80); | |
65c4903c GV |
838 | /* Special encoding for SJIS Kanji. */ |
839 | if (enc == 4) | |
840 | { | |
841 | if (CHARSET_DIMENSION (charset) == 2) | |
842 | { | |
843 | int sjis1, sjis2; | |
844 | for (cp = x_2byte_buffer; | |
845 | cp < x_2byte_buffer + len; cp++) | |
846 | { | |
847 | ENCODE_SJIS (BYTE1 (*cp), BYTE2 (*cp), | |
848 | sjis1, sjis2); | |
849 | *cp = BUILD_WCHAR_T (sjis1, sjis2); | |
850 | } | |
851 | } | |
852 | else | |
853 | for (cp = x_2byte_buffer; | |
854 | cp < x_2byte_buffer + len; cp++) | |
855 | *cp = BUILD_WCHAR_T (BYTE1 (*cp), | |
856 | BYTE2 (*cp) | 0x80); | |
857 | } | |
cabb23bc GV |
858 | } |
859 | } | |
860 | else | |
861 | { | |
862 | font_not_found: | |
863 | if (charset == CHARSET_ASCII || charset == charset_latin_iso8859_1) | |
864 | { | |
865 | font = FACE_FONT (face); | |
866 | if (!font || font == (XFontStruct *) FACE_DEFAULT) | |
867 | font = FRAME_FONT (f); | |
868 | baseline = FONT_BASE (FRAME_FONT (f)); | |
869 | if (charset == charset_latin_iso8859_1) | |
870 | { | |
65c4903c | 871 | if (!font->bdf && font->tm.tmLastChar < 0x80) |
cabb23bc GV |
872 | /* This font can't display Latin1 characters. */ |
873 | font = NULL; | |
874 | else | |
875 | { | |
876 | for (cp = x_2byte_buffer; | |
877 | cp < x_2byte_buffer + len; cp++) | |
878 | *cp = BUILD_WCHAR_T (BYTE1 (*cp), | |
879 | BYTE2 (*cp) | 0x80); | |
880 | } | |
881 | } | |
882 | } | |
883 | } | |
884 | ||
ee78dc32 GV |
885 | fg = face->foreground; |
886 | bg = face->background; | |
887 | ||
888 | /* Now override that if the cursor's on this character. */ | |
889 | if (hl == 2) | |
890 | { | |
891 | /* The cursor overrides stippling. */ | |
892 | stippled = 0; | |
893 | ||
cabb23bc GV |
894 | if (font == FRAME_FONT (f) |
895 | && face->background == FRAME_BACKGROUND_PIXEL (f) | |
896 | && face->foreground == FRAME_FOREGROUND_PIXEL (f) | |
897 | && !cmpcharp) | |
ee78dc32 | 898 | { |
fbd6baed | 899 | bg = f->output_data.w32->cursor_pixel; |
ee78dc32 GV |
900 | fg = face->background; |
901 | } | |
902 | /* Cursor on non-default face: must merge. */ | |
903 | else | |
904 | { | |
fbd6baed | 905 | bg = f->output_data.w32->cursor_pixel; |
ee78dc32 GV |
906 | fg = face->background; |
907 | /* If the glyph would be invisible, | |
908 | try a different foreground. */ | |
909 | if (fg == bg) | |
910 | fg = face->foreground; | |
911 | if (fg == bg) | |
fbd6baed | 912 | fg = f->output_data.w32->cursor_foreground_pixel; |
ee78dc32 GV |
913 | if (fg == bg) |
914 | fg = face->foreground; | |
915 | /* Make sure the cursor is distinct from text in this face. */ | |
916 | if (bg == face->background | |
917 | && fg == face->foreground) | |
918 | { | |
919 | bg = face->foreground; | |
920 | fg = face->background; | |
921 | } | |
922 | } | |
923 | } | |
924 | ||
cabb23bc GV |
925 | if (font) |
926 | require_clipping = (!NILP (Vclip_large_size_font) | |
65c4903c GV |
927 | && ((font->bdf |
928 | ? (font->bdf->ury > baseline | |
929 | || font->bdf->lly > line_height - baseline) | |
930 | : (font->tm.tmAscent > baseline | |
931 | || font->tm.tmDescent > line_height - baseline)) | |
932 | || (!cmpcharp && FONT_MAX_WIDTH (font) > glyph_width))); | |
cabb23bc GV |
933 | |
934 | if (font && (just_foreground || (cmpcharp && gidx > 0))) | |
935 | background_filled = 1; | |
936 | ||
937 | /* Stippling not supported under w32. */ | |
938 | ||
939 | else if (!font | |
65c4903c | 940 | || font->bdf |
cabb23bc GV |
941 | || FONT_HEIGHT (font) < line_height |
942 | || FONT_WIDTH (font) < glyph_width | |
feba565d | 943 | || FONT_MAX_WIDTH (font) != FONT_WIDTH (font) |
e3e0e526 | 944 | || font->tm.tmItalic |
cabb23bc GV |
945 | || cmpcharp) |
946 | { | |
947 | /* Fill in the background for the current run. */ | |
948 | w32_fill_area (f, hdc, bg, | |
949 | left, | |
950 | top, | |
951 | run_width, | |
952 | line_height); | |
953 | background_filled = 1; | |
954 | if (cmpcharp) | |
955 | /* To assure not to fill background while drawing | |
956 | remaining components. */ | |
957 | just_foreground = 1; | |
958 | } | |
959 | else | |
960 | background_filled = 0; | |
ee78dc32 | 961 | |
cabb23bc | 962 | SetBkMode (hdc, background_filled ? TRANSPARENT : OPAQUE); |
ee78dc32 GV |
963 | SetTextColor (hdc, fg); |
964 | SetBkColor (hdc, bg); | |
65c4903c | 965 | SetTextAlign (hdc, TA_BASELINE | TA_LEFT); |
ee78dc32 | 966 | |
e12ca9c2 AI |
967 | /* On NT, where conversion to Unicode has to happen sometime |
968 | when using the normal ExtTextOut facility, we might as well | |
969 | take advantage of x_2byte_buffer which is already allocated, | |
970 | to avoid the allocation overhead for implicit conversion. */ | |
971 | ||
972 | if (!print_via_unicode | |
973 | && codepage == CP_DEFAULT | |
974 | && w32_enable_unicode_output | |
975 | && os_subtype == OS_NT | |
976 | && font && !font->bdf) | |
977 | { | |
978 | print_via_unicode = TRUE; | |
979 | } | |
980 | ||
981 | /* Note that we can special-case the conversion to Unicode when | |
982 | the charset is CHARSET_ASCII (an important case) or Latin-1, | |
983 | because x_2byte_buffer in fact already contains the unicode | |
984 | characters. So avoid setting up x_1byte_buffer in that case. */ | |
985 | if (!print_via_unicode | |
986 | || (charset != CHARSET_ASCII && charset != charset_latin_iso8859_1)) | |
987 | { | |
988 | /* Convert x_2byte_buffer into a buffer of single byte | |
989 | characters - possibly containing MBCS runs. */ | |
990 | bp = x_1byte_buffer; | |
991 | for (i = 0; i < len; i++) | |
992 | { | |
993 | if (BYTE1 (*(x_2byte_buffer + i))) | |
994 | *bp++ = BYTE1 (*(x_2byte_buffer + i)); | |
995 | *bp++ = BYTE2 (*(x_2byte_buffer + i)); | |
996 | } | |
997 | n_chars = bp - x_1byte_buffer; | |
998 | } | |
999 | else | |
1000 | n_chars = len; | |
1001 | ||
1002 | if (print_via_unicode | |
1003 | && charset != CHARSET_ASCII && charset != charset_latin_iso8859_1) | |
1004 | { | |
1005 | i = MultiByteToWideChar | |
1006 | (codepage, 0, x_1byte_buffer, n_chars, | |
1007 | x_2byte_buffer, FRAME_WINDOW_WIDTH (f)); | |
1008 | ||
1009 | /* Make sure we don't display nothing if conversion fails. */ | |
1010 | if (i == 0) | |
1011 | print_via_unicode = FALSE; | |
1012 | else | |
1013 | n_chars = i; | |
1014 | } | |
ee78dc32 | 1015 | |
cabb23bc | 1016 | if (font) |
ee78dc32 | 1017 | { |
65c4903c | 1018 | if (font->hfont) |
b1ae662f | 1019 | SelectObject (hdc, font->hfont); |
cabb23bc GV |
1020 | |
1021 | if (!cmpcharp) | |
1022 | { | |
65c4903c | 1023 | int xoffset = 0, yoffset = baseline; |
feba565d GV |
1024 | if (require_clipping || FONT_WIDTH (font) != glyph_width |
1025 | || FONT_MAX_WIDTH (font) != FONT_WIDTH (font)) | |
cabb23bc | 1026 | { |
65c4903c GV |
1027 | /* The incrementing of i in this loop is done |
1028 | inside the W32_CHAROUT macro. */ | |
1029 | for (i = 0; i < n_chars; ) | |
cabb23bc GV |
1030 | { |
1031 | if (require_clipping) | |
1032 | { | |
1033 | /* Set up a clipping rectangle for ExtTextOut */ | |
1034 | fuOptions |= ETO_CLIPPED; | |
1035 | clip_rectangle.left = left + i * glyph_width; | |
1036 | clip_rectangle.right | |
1037 | = left + (i + 1) * glyph_width; | |
1038 | clip_rectangle.top = top; | |
1039 | clip_rectangle.bottom = top + line_height; | |
1040 | clip_region = &clip_rectangle; | |
1041 | } | |
65c4903c | 1042 | W32_TEXTOUT (i, 1); |
cabb23bc GV |
1043 | } |
1044 | } | |
1045 | else | |
1046 | { | |
65c4903c GV |
1047 | i = 0; |
1048 | W32_TEXTOUT (i, n_chars); | |
cabb23bc GV |
1049 | } |
1050 | } | |
1051 | else | |
1052 | { | |
1053 | /* Handle composite characters. */ | |
1054 | RECT clip_rectangle; | |
1055 | LPRECT clip_region = NULL; | |
1056 | UINT fuOptions = 0; | |
feba565d GV |
1057 | ABC char_placement; |
1058 | int char_width = 0; | |
cabb23bc GV |
1059 | |
1060 | if (require_clipping) | |
1061 | { | |
1062 | /* Set up a clipping rectangle for ExtTextOut */ | |
1063 | fuOptions |= ETO_CLIPPED; | |
1064 | clip_rectangle.left = left; | |
1065 | clip_rectangle.right = left + glyph_width; | |
1066 | clip_rectangle.top = top; | |
1067 | clip_rectangle.bottom = top + line_height; | |
1068 | clip_region = &clip_rectangle; | |
1069 | } | |
1070 | if ((cmpcharp->cmp_rule || relative_compose) | |
1071 | && gidx == 0) | |
1072 | { | |
1073 | /* This is the first character. Initialize variables. | |
1074 | HIGHEST is the highest position of glyphs ever | |
1075 | written, LOWEST the lowest position. */ | |
65c4903c GV |
1076 | int xoffset = 0; |
1077 | int yoffset = baseline; | |
1078 | int start = 0; | |
cabb23bc GV |
1079 | |
1080 | if (default_ascent | |
1081 | && CHAR_TABLE_P (Vuse_default_ascent) | |
1082 | && !NILP (Faref (Vuse_default_ascent, first_ch))) | |
1083 | { | |
1084 | highest = default_ascent; | |
1085 | lowest = 0; | |
1086 | } | |
65c4903c GV |
1087 | /* TODO: per char metrics for Truetype and BDF |
1088 | fonts. */ | |
cabb23bc | 1089 | { |
65c4903c GV |
1090 | highest = FONT_BASE (font) + 1; |
1091 | lowest = - (FONT_HEIGHT (font) - FONT_BASE (font)); | |
cabb23bc GV |
1092 | } |
1093 | ||
1094 | if (cmpcharp->cmp_rule) | |
65c4903c | 1095 | xoffset = (int)(cmpcharp->col_offset[0] |
cabb23bc GV |
1096 | * FONT_WIDTH (FRAME_FONT (f))); |
1097 | ||
1098 | i = 1; | |
1099 | ||
feba565d GV |
1100 | /* Truetype fonts often contain underhangs to |
1101 | handle composition characters. This works | |
1102 | against our attempts to position the characters | |
1103 | manually, so we need to compensate for this. | |
1104 | */ | |
1105 | if (print_via_unicode ? | |
1106 | GetCharABCWidthsW (hdc, *x_2byte_buffer, | |
1107 | *x_2byte_buffer, | |
1108 | &char_placement) | |
1109 | : GetCharABCWidths (hdc, *x_1byte_buffer, | |
1110 | *x_1byte_buffer, | |
1111 | &char_placement)) | |
1112 | { | |
1113 | char_width = char_placement.abcA | |
1114 | + char_placement.abcB + char_placement.abcC; | |
65c4903c | 1115 | xoffset += FONT_WIDTH (font) - char_width; |
feba565d GV |
1116 | } |
1117 | /* Don't let characters go beyond the glyph | |
1118 | boundary whatever their over/underhangs. */ | |
65c4903c GV |
1119 | if (xoffset > glyph_width - char_width) |
1120 | xoffset = glyph_width - char_width; | |
1121 | ||
1122 | if (xoffset < 0) | |
1123 | xoffset = 0; | |
1124 | ||
1125 | /* Draw the first character at the normal | |
1126 | position. */ | |
1127 | W32_TEXTOUT (start, 1); | |
cabb23bc GV |
1128 | gidx++; |
1129 | } | |
1130 | else | |
1131 | i = 0; | |
1132 | ||
65c4903c | 1133 | for (; i < n_chars; gidx++) |
cabb23bc | 1134 | { |
65c4903c | 1135 | int xoffset = 0, yoffset = FONT_BASE (font); |
cabb23bc GV |
1136 | |
1137 | if (relative_compose) | |
1138 | { | |
1139 | /* No per char metrics on w32. */ | |
1140 | if (NILP (Vignore_relative_composition) | |
1141 | || NILP (Faref (Vignore_relative_composition, | |
1142 | make_number (cmpcharp->glyph[gidx])))) | |
1143 | { | |
65c4903c GV |
1144 | if (- (FONT_HEIGHT (font) - FONT_BASE (font)) |
1145 | >= relative_compose) | |
cabb23bc GV |
1146 | { |
1147 | /* Draw above the current glyphs. */ | |
65c4903c GV |
1148 | yoffset = highest + FONT_HEIGHT (font); |
1149 | highest += FONT_HEIGHT (font); | |
cabb23bc | 1150 | } |
65c4903c | 1151 | else if (FONT_BASE (font) <= 0) |
cabb23bc GV |
1152 | { |
1153 | /* Draw beneath the current glyphs. */ | |
65c4903c GV |
1154 | yoffset = lowest; |
1155 | lowest -= FONT_HEIGHT (font); | |
cabb23bc GV |
1156 | } |
1157 | } | |
1158 | else | |
1159 | { | |
1160 | /* Draw the glyph at normal position. If | |
1161 | it sticks out of HIGHEST or LOWEST, | |
1162 | update them appropriately. */ | |
65c4903c GV |
1163 | if (FONT_BASE (font) > highest) |
1164 | highest = FONT_BASE (font); | |
1165 | else if (- (FONT_HEIGHT (font) - FONT_BASE (font)) | |
1166 | < lowest) | |
1167 | lowest = - (FONT_HEIGHT (font) - | |
1168 | FONT_BASE (font)); | |
cabb23bc GV |
1169 | } |
1170 | } | |
1171 | else if (cmpcharp->cmp_rule) | |
1172 | { | |
1173 | int gref = (cmpcharp->cmp_rule[gidx] - 0xA0) / 9; | |
1174 | int nref = (cmpcharp->cmp_rule[gidx] - 0xA0) % 9; | |
1175 | int bottom, top; | |
1176 | ||
1177 | /* Re-encode GREF and NREF so that they specify | |
1178 | only Y-axis information: | |
1179 | 0:top, 1:base, 2:bottom, 3:center */ | |
1180 | gref = gref / 3 + (gref == 4) * 2; | |
1181 | nref = nref / 3 + (nref == 4) * 2; | |
1182 | ||
1183 | /* No per char metrics on w32. */ | |
1184 | bottom = ((gref == 0 ? highest : gref == 1 ? 0 | |
1185 | : gref == 2 ? lowest | |
1186 | : (highest + lowest) / 2) | |
65c4903c GV |
1187 | - (nref == 0 ? FONT_HEIGHT (font) |
1188 | : nref == 1 ? (FONT_HEIGHT (font) - | |
1189 | FONT_BASE (font)) | |
cabb23bc | 1190 | : nref == 2 ? 0 |
65c4903c GV |
1191 | : (FONT_HEIGHT (font) / 2))); |
1192 | top = bottom + FONT_HEIGHT (font); | |
1193 | ||
cabb23bc GV |
1194 | if (top > highest) |
1195 | highest = top; | |
1196 | if (bottom < lowest) | |
1197 | lowest = bottom; | |
65c4903c GV |
1198 | yoffset = bottom + FONT_HEIGHT (font); |
1199 | xoffset = (int)(cmpcharp->col_offset[gidx] | |
cabb23bc GV |
1200 | * FONT_WIDTH (FRAME_FONT(f))); |
1201 | } | |
1202 | ||
feba565d GV |
1203 | /* Truetype fonts often contain underhangs to |
1204 | handle composition characters. This works | |
1205 | against our attempts to position the characters | |
1206 | manually, so we need to compensate for this. | |
1207 | */ | |
1208 | if (print_via_unicode ? | |
1209 | GetCharABCWidthsW (hdc, *(x_2byte_buffer + i), | |
1210 | *(x_2byte_buffer + i), | |
1211 | &char_placement) | |
1212 | : GetCharABCWidths (hdc, *(x_1byte_buffer + i), | |
1213 | *(x_1byte_buffer + i), | |
1214 | &char_placement)) | |
1215 | { | |
1216 | char_width = char_placement.abcA | |
1217 | + char_placement.abcB + char_placement.abcC; | |
65c4903c | 1218 | xoffset += FONT_WIDTH (font) - char_width; |
feba565d GV |
1219 | } |
1220 | /* Don't let characters go beyond the glyph | |
1221 | boundary whatever their over/underhangs. */ | |
65c4903c GV |
1222 | if (xoffset > glyph_width - char_width) |
1223 | xoffset = glyph_width - char_width; | |
1224 | ||
1225 | if (xoffset < 0) | |
1226 | xoffset = 0; | |
1227 | ||
1228 | W32_TEXTOUT (i, 1); | |
cabb23bc GV |
1229 | } |
1230 | } | |
ee78dc32 | 1231 | } |
cabb23bc GV |
1232 | if (!font) |
1233 | { | |
1234 | /* Show rectangles to indicate that we found no font. */ | |
1235 | int limit = cmpcharp ? 1 : len; | |
b1ae662f AI |
1236 | HBRUSH hb, oldhb; |
1237 | HPEN hp, oldhp; | |
1238 | hb = CreateSolidBrush (bg); | |
1239 | hp = CreatePen (PS_SOLID, 0, fg); | |
1240 | oldhb = SelectObject(hdc, hb); | |
1241 | oldhp = SelectObject(hdc, hp); | |
ee78dc32 | 1242 | |
cabb23bc GV |
1243 | for (i = 0; i < limit; i++) |
1244 | Rectangle (hdc, left + glyph_width * i, top, | |
b1ae662f AI |
1245 | left + glyph_width * (i + 1), |
1246 | top + line_height); | |
1247 | ||
1248 | SelectObject(hdc, oldhb); | |
1249 | SelectObject(hdc, oldhp); | |
1250 | DeleteObject (hb); | |
1251 | DeleteObject (hp); | |
cabb23bc GV |
1252 | } |
1253 | else if (require_clipping && !NILP (Vhighlight_wrong_size_font)) | |
1254 | { | |
1255 | /* Indicate that we found a font of inappropriate size. */ | |
1256 | int limit = cmpcharp ? 1 : len; | |
1257 | ||
1258 | for (i = 0; i < limit; i++) | |
1259 | { | |
1260 | w32_fill_area (f, hdc, fg, left + glyph_width * i, | |
1261 | top + line_height - 1, glyph_width, 1); | |
1262 | w32_fill_area (f, hdc, fg, left + glyph_width * i, | |
1263 | top + line_height - 3, 1, 2); | |
1264 | } | |
1265 | } | |
b1ae662f | 1266 | |
ee78dc32 | 1267 | { |
cabb23bc GV |
1268 | /* Setting underline position based on the metric of the |
1269 | current font results in shaky underline if it strides | |
1270 | over different fonts. So, we set the position based only | |
1271 | on the default font of this frame. */ | |
ee78dc32 GV |
1272 | int underline_position = 1; |
1273 | ||
65c4903c GV |
1274 | if (FONT_HEIGHT (FRAME_FONT (f)) - FONT_BASE(FRAME_FONT (f)) |
1275 | <= underline_position) | |
1276 | underline_position = (FONT_HEIGHT (FRAME_FONT (f)) - | |
1277 | FONT_BASE(FRAME_FONT (f))) - 1; | |
ee78dc32 GV |
1278 | |
1279 | if (face->underline) | |
cabb23bc | 1280 | w32_fill_area (f, hdc, fg, left, |
bc6af935 GV |
1281 | top + FONT_BASE (FRAME_FONT (f)) |
1282 | + underline_position, | |
cabb23bc | 1283 | run_width, 1); |
ee78dc32 GV |
1284 | } |
1285 | ||
cabb23bc | 1286 | if (!cmpcharp) |
b1ae662f | 1287 | left += run_width; |
ee78dc32 GV |
1288 | } |
1289 | } | |
52cf03a1 | 1290 | release_frame_dc (f, hdc); |
cabb23bc GV |
1291 | |
1292 | return (left - orig_left); | |
ee78dc32 GV |
1293 | } |
1294 | ||
1295 | \f | |
1296 | /* Output some text at the nominal frame cursor position. | |
1297 | Advance the cursor over the text. | |
1298 | Output LEN glyphs at START. | |
1299 | ||
fbd6baed | 1300 | `highlight', set up by w32_reassert_line_highlight or w32_change_line_highlight, |
ee78dc32 GV |
1301 | controls the pixel values used for foreground and background. */ |
1302 | ||
96214669 | 1303 | static void |
fbd6baed | 1304 | w32_write_glyphs (start, len) |
ee78dc32 GV |
1305 | register GLYPH *start; |
1306 | int len; | |
1307 | { | |
1308 | register int temp_length; | |
1309 | struct frame *f; | |
1310 | ||
1311 | BLOCK_INPUT; | |
1312 | ||
1313 | do_line_dance (); | |
1314 | f = updating_frame; | |
1315 | if (f == 0) | |
1316 | { | |
1317 | f = selected_frame; | |
1318 | /* If not within an update, | |
1319 | output at the frame's visible cursor. */ | |
1320 | curs_x = f->cursor_x; | |
1321 | curs_y = f->cursor_y; | |
1322 | } | |
1323 | ||
1324 | dumpglyphs (f, | |
1325 | CHAR_TO_PIXEL_COL (f, curs_x), | |
1326 | CHAR_TO_PIXEL_ROW (f, curs_y), | |
ef0e360f | 1327 | start, len, highlight, 0, NULL); |
ee78dc32 GV |
1328 | |
1329 | /* If we drew on top of the cursor, note that it is turned off. */ | |
1330 | if (curs_y == f->phys_cursor_y | |
1331 | && curs_x <= f->phys_cursor_x | |
1332 | && curs_x + len > f->phys_cursor_x) | |
e12ca9c2 | 1333 | f->phys_cursor_on = 0; |
ee78dc32 GV |
1334 | |
1335 | if (updating_frame == 0) | |
1336 | { | |
1337 | f->cursor_x += len; | |
1338 | x_display_cursor (f, 1); | |
1339 | f->cursor_x -= len; | |
1340 | } | |
1341 | else | |
1342 | curs_x += len; | |
1343 | ||
1344 | UNBLOCK_INPUT; | |
1345 | } | |
1346 | \f | |
1347 | /* Clear to the end of the line. | |
1348 | Erase the current text line from the nominal cursor position (inclusive) | |
1349 | to column FIRST_UNUSED (exclusive). The idea is that everything | |
1350 | from FIRST_UNUSED onward is already erased. */ | |
1351 | ||
96214669 | 1352 | static void |
fbd6baed | 1353 | w32_clear_end_of_line (first_unused) |
ee78dc32 GV |
1354 | register int first_unused; |
1355 | { | |
1356 | struct frame *f = updating_frame; | |
1357 | ||
1358 | if (f == 0) | |
1359 | abort (); | |
1360 | ||
1361 | if (curs_y < 0 || curs_y >= f->height) | |
96214669 | 1362 | return; |
ee78dc32 | 1363 | if (first_unused <= 0) |
96214669 | 1364 | return; |
ee78dc32 GV |
1365 | |
1366 | if (first_unused >= f->width) | |
1367 | first_unused = f->width; | |
1368 | ||
11606873 GV |
1369 | first_unused += FRAME_LEFT_SCROLL_BAR_WIDTH (f); |
1370 | ||
ee78dc32 GV |
1371 | BLOCK_INPUT; |
1372 | ||
1373 | do_line_dance (); | |
1374 | ||
1375 | /* Notice if the cursor will be cleared by this operation. */ | |
1376 | if (curs_y == f->phys_cursor_y | |
1377 | && curs_x <= f->phys_cursor_x | |
1378 | && f->phys_cursor_x < first_unused) | |
e12ca9c2 | 1379 | f->phys_cursor_on = 0; |
ee78dc32 | 1380 | |
fbd6baed | 1381 | w32_clear_area (f, NULL, |
ee78dc32 GV |
1382 | CHAR_TO_PIXEL_COL (f, curs_x), |
1383 | CHAR_TO_PIXEL_ROW (f, curs_y), | |
fbd6baed GV |
1384 | FONT_WIDTH (f->output_data.w32->font) * (first_unused - curs_x), |
1385 | f->output_data.w32->line_height); | |
ee78dc32 GV |
1386 | |
1387 | UNBLOCK_INPUT; | |
1388 | } | |
1389 | ||
96214669 | 1390 | static void |
fbd6baed | 1391 | w32_clear_frame () |
ee78dc32 GV |
1392 | { |
1393 | struct frame *f = updating_frame; | |
1394 | ||
1395 | if (f == 0) | |
1396 | f = selected_frame; | |
1397 | ||
e12ca9c2 | 1398 | f->phys_cursor_on = 0; /* Cursor not visible. */ |
ee78dc32 GV |
1399 | curs_x = 0; /* Nominal cursor position is top left. */ |
1400 | curs_y = 0; | |
1401 | ||
1402 | BLOCK_INPUT; | |
1403 | ||
fbd6baed | 1404 | w32_clear_window (f); |
ee78dc32 GV |
1405 | |
1406 | /* We have to clear the scroll bars, too. If we have changed | |
1407 | colors or something like that, then they should be notified. */ | |
1408 | x_scroll_bar_clear (f); | |
1409 | ||
1410 | UNBLOCK_INPUT; | |
1411 | } | |
1412 | \f | |
1413 | /* Make audible bell. */ | |
1414 | ||
96214669 GV |
1415 | static void |
1416 | w32_ring_bell (void) | |
ee78dc32 GV |
1417 | { |
1418 | BLOCK_INPUT; | |
1419 | ||
1420 | if (visible_bell) | |
8331e676 GV |
1421 | { |
1422 | int i; | |
1423 | HWND hwnd = FRAME_W32_WINDOW (selected_frame); | |
1424 | ||
1425 | for (i = 0; i < 5; i++) | |
1426 | { | |
1427 | FlashWindow (hwnd, TRUE); | |
1428 | Sleep (10); | |
1429 | } | |
1430 | FlashWindow (hwnd, FALSE); | |
1431 | } | |
ee78dc32 | 1432 | else |
fbd6baed | 1433 | w32_sys_ring_bell (); |
ee78dc32 GV |
1434 | |
1435 | UNBLOCK_INPUT; | |
ee78dc32 GV |
1436 | } |
1437 | \f | |
1438 | /* Insert and delete character. | |
1439 | These are not supposed to be used because we are supposed to turn | |
1440 | off the feature of using them. */ | |
1441 | ||
96214669 | 1442 | static void |
fbd6baed | 1443 | w32_insert_glyphs (start, len) |
96214669 | 1444 | register GLYPH *start; |
ee78dc32 GV |
1445 | register int len; |
1446 | { | |
1447 | abort (); | |
1448 | } | |
1449 | ||
96214669 | 1450 | static void |
fbd6baed | 1451 | w32_delete_glyphs (n) |
ee78dc32 GV |
1452 | register int n; |
1453 | { | |
1454 | abort (); | |
1455 | } | |
1456 | \f | |
1457 | /* Specify how many text lines, from the top of the window, | |
1458 | should be affected by insert-lines and delete-lines operations. | |
1459 | This, and those operations, are used only within an update | |
fbd6baed | 1460 | that is bounded by calls to w32_update_begin and w32_update_end. */ |
ee78dc32 | 1461 | |
96214669 | 1462 | static void |
fbd6baed | 1463 | w32_set_terminal_window (n) |
ee78dc32 GV |
1464 | register int n; |
1465 | { | |
1466 | if (updating_frame == 0) | |
1467 | abort (); | |
1468 | ||
1469 | if ((n <= 0) || (n > updating_frame->height)) | |
1470 | flexlines = updating_frame->height; | |
1471 | else | |
1472 | flexlines = n; | |
1473 | } | |
1474 | \f | |
1475 | /* These variables need not be per frame | |
1476 | because redisplay is done on a frame-by-frame basis | |
1477 | and the line dance for one frame is finished before | |
1478 | anything is done for another frame. */ | |
1479 | ||
1480 | /* Array of line numbers from cached insert/delete operations. | |
1481 | line_dance[i] is the old position of the line that we want | |
1482 | to move to line i, or -1 if we want a blank line there. */ | |
1483 | static int *line_dance; | |
1484 | ||
1485 | /* Allocated length of that array. */ | |
1486 | static int line_dance_len; | |
1487 | ||
1488 | /* Flag indicating whether we've done any work. */ | |
1489 | static int line_dance_in_progress; | |
1490 | ||
1491 | /* Perform an insert-lines or delete-lines operation, | |
1492 | inserting N lines or deleting -N lines at vertical position VPOS. */ | |
96214669 GV |
1493 | |
1494 | static void | |
fbd6baed | 1495 | w32_ins_del_lines (vpos, n) |
ee78dc32 GV |
1496 | int vpos, n; |
1497 | { | |
1498 | register int fence, i; | |
1499 | ||
1500 | if (vpos >= flexlines) | |
96214669 | 1501 | return; |
ee78dc32 GV |
1502 | |
1503 | if (!line_dance_in_progress) | |
1504 | { | |
1505 | int ht = updating_frame->height; | |
1506 | if (ht > line_dance_len) | |
1507 | { | |
1508 | line_dance = (int *)xrealloc (line_dance, ht * sizeof (int)); | |
1509 | line_dance_len = ht; | |
1510 | } | |
1511 | for (i = 0; i < ht; ++i) line_dance[i] = i; | |
1512 | line_dance_in_progress = 1; | |
1513 | } | |
1514 | if (n >= 0) | |
1515 | { | |
1516 | if (n > flexlines - vpos) | |
1517 | n = flexlines - vpos; | |
1518 | fence = vpos + n; | |
1519 | for (i = flexlines; --i >= fence;) | |
1520 | line_dance[i] = line_dance[i-n]; | |
1521 | for (i = fence; --i >= vpos;) | |
1522 | line_dance[i] = -1; | |
1523 | } | |
1524 | else | |
1525 | { | |
1526 | n = -n; | |
1527 | if (n > flexlines - vpos) | |
1528 | n = flexlines - vpos; | |
1529 | fence = flexlines - n; | |
1530 | for (i = vpos; i < fence; ++i) | |
1531 | line_dance[i] = line_dance[i + n]; | |
1532 | for (i = fence; i < flexlines; ++i) | |
1533 | line_dance[i] = -1; | |
1534 | } | |
1535 | } | |
1536 | ||
1537 | /* Here's where we actually move the pixels around. | |
1538 | Must be called with input blocked. */ | |
1539 | static void | |
1540 | do_line_dance () | |
1541 | { | |
1542 | register int i, j, distance; | |
1543 | register struct frame *f; | |
1544 | int ht; | |
1545 | int intborder; | |
1546 | HDC hdc; | |
1547 | ||
1548 | /* Must check this flag first. If it's not set, then not only is the | |
1549 | array uninitialized, but we might not even have a frame. */ | |
1550 | if (!line_dance_in_progress) | |
1551 | return; | |
1552 | ||
1553 | f = updating_frame; | |
1554 | if (f == 0) | |
1555 | abort (); | |
1556 | ||
1557 | ht = f->height; | |
e12ca9c2 | 1558 | intborder = CHAR_TO_PIXEL_COL (f, FRAME_LEFT_SCROLL_BAR_WIDTH (f)); |
ee78dc32 GV |
1559 | |
1560 | x_display_cursor (updating_frame, 0); | |
1561 | ||
52cf03a1 | 1562 | hdc = get_frame_dc (f); |
ee78dc32 GV |
1563 | |
1564 | for (i = 0; i < ht; ++i) | |
1565 | if (line_dance[i] != -1 && (distance = line_dance[i]-i) > 0) | |
1566 | { | |
1567 | for (j = i; (j < ht && line_dance[j] != -1 | |
1568 | && line_dance[j]-j == distance); ++j); | |
1569 | /* Copy [i,j) upward from [i+distance, j+distance) */ | |
1570 | BitBlt (hdc, | |
1571 | intborder, CHAR_TO_PIXEL_ROW (f, i+distance), | |
e12ca9c2 AI |
1572 | FRAME_WINDOW_WIDTH (f) * FONT_WIDTH (FRAME_FONT (f)), |
1573 | (j-i) * FRAME_LINE_HEIGHT (f), | |
ee78dc32 GV |
1574 | hdc, |
1575 | intborder, CHAR_TO_PIXEL_ROW (f, i), | |
1576 | SRCCOPY); | |
1577 | i = j-1; | |
1578 | } | |
1579 | ||
1580 | for (i = ht; --i >=0; ) | |
1581 | if (line_dance[i] != -1 && (distance = line_dance[i]-i) < 0) | |
1582 | { | |
1583 | for (j = i; (--j >= 0 && line_dance[j] != -1 | |
1584 | && line_dance[j]-j == distance);); | |
1585 | /* Copy (j, i] downward from (j+distance, i+distance] */ | |
1586 | BitBlt (hdc, | |
1587 | intborder, CHAR_TO_PIXEL_ROW (f, j+1+distance), | |
e12ca9c2 AI |
1588 | FRAME_WINDOW_WIDTH (f) * FONT_WIDTH (FRAME_FONT (f)), |
1589 | (i-j) * FRAME_LINE_HEIGHT (f), | |
ee78dc32 GV |
1590 | hdc, |
1591 | intborder, CHAR_TO_PIXEL_ROW (f, j+1), | |
1592 | SRCCOPY); | |
1593 | i = j+1; | |
1594 | } | |
1595 | ||
ee78dc32 GV |
1596 | for (i = 0; i < ht; ++i) |
1597 | if (line_dance[i] == -1) | |
1598 | { | |
1599 | for (j = i; j < ht && line_dance[j] == -1; ++j); | |
1600 | /* Clear [i,j) */ | |
689004fa | 1601 | w32_clear_area (f, hdc, |
ee78dc32 GV |
1602 | intborder, |
1603 | CHAR_TO_PIXEL_ROW (f, i), | |
e12ca9c2 AI |
1604 | FRAME_WINDOW_WIDTH (f) * FONT_WIDTH (FRAME_FONT (f)), |
1605 | (j-i) * FRAME_LINE_HEIGHT (f)); | |
ee78dc32 GV |
1606 | i = j-1; |
1607 | } | |
1608 | line_dance_in_progress = 0; | |
689004fa GV |
1609 | |
1610 | release_frame_dc (f, hdc); | |
ee78dc32 GV |
1611 | } |
1612 | \f | |
1613 | /* Support routines for exposure events. */ | |
1614 | static void clear_cursor (); | |
1615 | ||
1616 | /* Output into a rectangle of a window (for frame F) | |
1617 | the characters in f->phys_lines that overlap that rectangle. | |
1618 | TOP and LEFT are the position of the upper left corner of the rectangle. | |
1619 | ROWS and COLS are the size of the rectangle. | |
1620 | Call this function with input blocked. */ | |
1621 | ||
1622 | void | |
1623 | dumprectangle (f, left, top, cols, rows) | |
1624 | struct frame *f; | |
1625 | register int left, top, cols, rows; | |
1626 | { | |
1627 | register struct frame_glyphs *active_frame = FRAME_CURRENT_GLYPHS (f); | |
1628 | int cursor_cleared = 0; | |
1629 | int bottom, right; | |
1630 | register int y; | |
1631 | ||
1632 | if (FRAME_GARBAGED_P (f)) | |
1633 | return; | |
1634 | ||
1635 | /* Express rectangle as four edges, instead of position-and-size. */ | |
1636 | bottom = top + rows; | |
1637 | right = left + cols; | |
1638 | ||
1639 | /* Convert rectangle edges in pixels to edges in chars. | |
1640 | Round down for left and top, up for right and bottom. */ | |
1641 | top = PIXEL_TO_CHAR_ROW (f, top); | |
1642 | left = PIXEL_TO_CHAR_COL (f, left); | |
fbd6baed GV |
1643 | bottom += (f->output_data.w32->line_height - 1); |
1644 | right += (FONT_WIDTH (f->output_data.w32->font) - 1); | |
ee78dc32 GV |
1645 | bottom = PIXEL_TO_CHAR_ROW (f, bottom); |
1646 | right = PIXEL_TO_CHAR_COL (f, right); | |
1647 | ||
1648 | /* Clip the rectangle to what can be visible. */ | |
e12ca9c2 AI |
1649 | if (left < FRAME_LEFT_SCROLL_BAR_WIDTH (f)) |
1650 | left = FRAME_LEFT_SCROLL_BAR_WIDTH (f); | |
ee78dc32 GV |
1651 | if (top < 0) |
1652 | top = 0; | |
e12ca9c2 AI |
1653 | if (right > f->width + FRAME_LEFT_SCROLL_BAR_WIDTH (f)) |
1654 | right = f->width + FRAME_LEFT_SCROLL_BAR_WIDTH (f); | |
ee78dc32 GV |
1655 | if (bottom > f->height) |
1656 | bottom = f->height; | |
1657 | ||
1658 | /* Get size in chars of the rectangle. */ | |
1659 | cols = right - left; | |
1660 | rows = bottom - top; | |
1661 | ||
1662 | /* If rectangle has zero area, return. */ | |
1663 | if (rows <= 0) return; | |
1664 | if (cols <= 0) return; | |
1665 | ||
1666 | /* Turn off the cursor if it is in the rectangle. | |
1667 | We will turn it back on afterward. */ | |
1668 | if ((f->phys_cursor_x >= left) && (f->phys_cursor_x < right) | |
1669 | && (f->phys_cursor_y >= top) && (f->phys_cursor_y < bottom)) | |
1670 | { | |
1671 | clear_cursor (f); | |
1672 | cursor_cleared = 1; | |
1673 | } | |
1674 | ||
1675 | /* Display the text in the rectangle, one text line at a time. */ | |
1676 | ||
1677 | for (y = top; y < bottom; y++) | |
1678 | { | |
1679 | GLYPH *line = &active_frame->glyphs[y][left]; | |
1680 | ||
1681 | if (! active_frame->enable[y] || left > active_frame->used[y]) | |
1682 | continue; | |
1683 | ||
daffac2f JR |
1684 | while (*line & GLYPH_MASK_PADDING) |
1685 | { | |
1686 | /* We must display the whole glyph of a wide-column | |
1687 | character. */ | |
1688 | left--; | |
1689 | line--; | |
1690 | cols++; | |
1691 | } | |
ee78dc32 GV |
1692 | dumpglyphs (f, |
1693 | CHAR_TO_PIXEL_COL (f, left), | |
1694 | CHAR_TO_PIXEL_ROW (f, y), | |
1695 | line, min (cols, active_frame->used[y] - left), | |
ef0e360f | 1696 | active_frame->highlight[y], 0, NULL); |
ee78dc32 GV |
1697 | } |
1698 | ||
1699 | /* Turn the cursor on if we turned it off. */ | |
1700 | ||
1701 | if (cursor_cleared) | |
1702 | x_display_cursor (f, 1); | |
1703 | } | |
1704 | \f | |
1705 | static void | |
1706 | frame_highlight (f) | |
1707 | struct frame *f; | |
1708 | { | |
1709 | x_display_cursor (f, 1); | |
1710 | } | |
1711 | ||
1712 | static void | |
1713 | frame_unhighlight (f) | |
1714 | struct frame *f; | |
1715 | { | |
1716 | x_display_cursor (f, 1); | |
1717 | } | |
1718 | ||
ee78dc32 GV |
1719 | static void x_frame_rehighlight (); |
1720 | ||
1721 | /* The focus has changed. Update the frames as necessary to reflect | |
1722 | the new situation. Note that we can't change the selected frame | |
1723 | here, because the Lisp code we are interrupting might become confused. | |
1724 | Each event gets marked with the frame in which it occurred, so the | |
1725 | Lisp code can tell when the switch took place by examining the events. */ | |
1726 | ||
1727 | void | |
1728 | x_new_focus_frame (dpyinfo, frame) | |
fbd6baed | 1729 | struct w32_display_info *dpyinfo; |
ee78dc32 GV |
1730 | struct frame *frame; |
1731 | { | |
fbd6baed | 1732 | struct frame *old_focus = dpyinfo->w32_focus_frame; |
ee78dc32 GV |
1733 | int events_enqueued = 0; |
1734 | ||
fbd6baed | 1735 | if (frame != dpyinfo->w32_focus_frame) |
ee78dc32 GV |
1736 | { |
1737 | /* Set this before calling other routines, so that they see | |
fbd6baed GV |
1738 | the correct value of w32_focus_frame. */ |
1739 | dpyinfo->w32_focus_frame = frame; | |
ee78dc32 GV |
1740 | |
1741 | if (old_focus && old_focus->auto_lower) | |
1742 | x_lower_frame (old_focus); | |
1743 | ||
fbd6baed GV |
1744 | if (dpyinfo->w32_focus_frame && dpyinfo->w32_focus_frame->auto_raise) |
1745 | pending_autoraise_frame = dpyinfo->w32_focus_frame; | |
ee78dc32 GV |
1746 | else |
1747 | pending_autoraise_frame = 0; | |
1748 | } | |
1749 | ||
1750 | x_frame_rehighlight (dpyinfo); | |
1751 | } | |
1752 | ||
1753 | /* Handle an event saying the mouse has moved out of an Emacs frame. */ | |
1754 | ||
1755 | void | |
1756 | x_mouse_leave (dpyinfo) | |
fbd6baed | 1757 | struct w32_display_info *dpyinfo; |
ee78dc32 | 1758 | { |
fbd6baed | 1759 | x_new_focus_frame (dpyinfo, dpyinfo->w32_focus_event_frame); |
ee78dc32 GV |
1760 | } |
1761 | ||
1762 | /* The focus has changed, or we have redirected a frame's focus to | |
1763 | another frame (this happens when a frame uses a surrogate | |
1764 | minibuffer frame). Shift the highlight as appropriate. | |
1765 | ||
1766 | The FRAME argument doesn't necessarily have anything to do with which | |
1767 | frame is being highlighted or unhighlighted; we only use it to find | |
1768 | the appropriate display info. */ | |
1769 | static void | |
fbd6baed | 1770 | w32_frame_rehighlight (frame) |
ee78dc32 GV |
1771 | struct frame *frame; |
1772 | { | |
fbd6baed | 1773 | x_frame_rehighlight (FRAME_W32_DISPLAY_INFO (frame)); |
ee78dc32 GV |
1774 | } |
1775 | ||
1776 | static void | |
1777 | x_frame_rehighlight (dpyinfo) | |
fbd6baed | 1778 | struct w32_display_info *dpyinfo; |
ee78dc32 | 1779 | { |
fbd6baed | 1780 | struct frame *old_highlight = dpyinfo->w32_highlight_frame; |
ee78dc32 | 1781 | |
fbd6baed | 1782 | if (dpyinfo->w32_focus_frame) |
ee78dc32 | 1783 | { |
fbd6baed GV |
1784 | dpyinfo->w32_highlight_frame |
1785 | = ((GC_FRAMEP (FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame))) | |
1786 | ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame)) | |
1787 | : dpyinfo->w32_focus_frame); | |
1788 | if (! FRAME_LIVE_P (dpyinfo->w32_highlight_frame)) | |
ee78dc32 | 1789 | { |
fbd6baed GV |
1790 | FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame) = Qnil; |
1791 | dpyinfo->w32_highlight_frame = dpyinfo->w32_focus_frame; | |
ee78dc32 GV |
1792 | } |
1793 | } | |
1794 | else | |
fbd6baed | 1795 | dpyinfo->w32_highlight_frame = 0; |
ee78dc32 | 1796 | |
fbd6baed | 1797 | if (dpyinfo->w32_highlight_frame != old_highlight) |
ee78dc32 GV |
1798 | { |
1799 | if (old_highlight) | |
1800 | frame_unhighlight (old_highlight); | |
fbd6baed GV |
1801 | if (dpyinfo->w32_highlight_frame) |
1802 | frame_highlight (dpyinfo->w32_highlight_frame); | |
ee78dc32 GV |
1803 | } |
1804 | } | |
1805 | \f | |
1806 | /* Keyboard processing - modifier keys, etc. */ | |
1807 | ||
1808 | /* Convert a keysym to its name. */ | |
1809 | ||
1810 | char * | |
1811 | x_get_keysym_name (keysym) | |
1812 | int keysym; | |
1813 | { | |
1814 | /* Make static so we can always return it */ | |
1815 | static char value[100]; | |
1816 | ||
1817 | BLOCK_INPUT; | |
1818 | GetKeyNameText(keysym, value, 100); | |
1819 | UNBLOCK_INPUT; | |
1820 | ||
1821 | return value; | |
1822 | } | |
1823 | \f | |
1824 | /* Mouse clicks and mouse movement. Rah. */ | |
1825 | ||
1826 | /* Given a pixel position (PIX_X, PIX_Y) on the frame F, return | |
1827 | glyph co-ordinates in (*X, *Y). Set *BOUNDS to the rectangle | |
1828 | that the glyph at X, Y occupies, if BOUNDS != 0. | |
1829 | If NOCLIP is nonzero, do not force the value into range. */ | |
1830 | ||
1831 | void | |
1832 | pixel_to_glyph_coords (f, pix_x, pix_y, x, y, bounds, noclip) | |
1833 | FRAME_PTR f; | |
1834 | register int pix_x, pix_y; | |
1835 | register int *x, *y; | |
1836 | RECT *bounds; | |
1837 | int noclip; | |
1838 | { | |
52cf03a1 GV |
1839 | /* Support tty mode: if Vwindow_system is nil, behave correctly. */ |
1840 | if (NILP (Vwindow_system)) | |
1841 | { | |
1842 | *x = pix_x; | |
1843 | *y = pix_y; | |
1844 | return; | |
1845 | } | |
1846 | ||
ee78dc32 GV |
1847 | /* Arrange for the division in PIXEL_TO_CHAR_COL etc. to round down |
1848 | even for negative values. */ | |
1849 | if (pix_x < 0) | |
fbd6baed | 1850 | pix_x -= FONT_WIDTH ((f)->output_data.w32->font) - 1; |
ee78dc32 | 1851 | if (pix_y < 0) |
fbd6baed | 1852 | pix_y -= (f)->output_data.w32->line_height - 1; |
ee78dc32 GV |
1853 | |
1854 | pix_x = PIXEL_TO_CHAR_COL (f, pix_x); | |
1855 | pix_y = PIXEL_TO_CHAR_ROW (f, pix_y); | |
1856 | ||
1857 | if (bounds) | |
1858 | { | |
1859 | bounds->left = CHAR_TO_PIXEL_COL (f, pix_x); | |
1860 | bounds->top = CHAR_TO_PIXEL_ROW (f, pix_y); | |
fbd6baed GV |
1861 | bounds->right = bounds->left + FONT_WIDTH (f->output_data.w32->font) - 1; |
1862 | bounds->bottom = bounds->top + f->output_data.w32->line_height - 1; | |
ee78dc32 GV |
1863 | } |
1864 | ||
1865 | if (!noclip) | |
1866 | { | |
1867 | if (pix_x < 0) | |
1868 | pix_x = 0; | |
1869 | else if (pix_x > f->width) | |
1870 | pix_x = f->width; | |
1871 | ||
1872 | if (pix_y < 0) | |
1873 | pix_y = 0; | |
1874 | else if (pix_y > f->height) | |
1875 | pix_y = f->height; | |
1876 | } | |
1877 | ||
1878 | *x = pix_x; | |
1879 | *y = pix_y; | |
1880 | } | |
1881 | ||
1882 | void | |
1883 | glyph_to_pixel_coords (f, x, y, pix_x, pix_y) | |
1884 | FRAME_PTR f; | |
1885 | register int x, y; | |
1886 | register int *pix_x, *pix_y; | |
1887 | { | |
52cf03a1 GV |
1888 | /* Support tty mode: if Vwindow_system is nil, behave correctly. */ |
1889 | if (NILP (Vwindow_system)) | |
1890 | { | |
1891 | *pix_x = x; | |
1892 | *pix_y = y; | |
1893 | return; | |
1894 | } | |
1895 | ||
ee78dc32 GV |
1896 | *pix_x = CHAR_TO_PIXEL_COL (f, x); |
1897 | *pix_y = CHAR_TO_PIXEL_ROW (f, y); | |
1898 | } | |
1899 | ||
1900 | BOOL | |
1901 | parse_button (message, pbutton, pup) | |
1902 | int message; | |
1903 | int * pbutton; | |
1904 | int * pup; | |
1905 | { | |
1906 | int button = 0; | |
1907 | int up = 0; | |
1908 | ||
1909 | switch (message) | |
1910 | { | |
1911 | case WM_LBUTTONDOWN: | |
1912 | button = 0; | |
1913 | up = 0; | |
1914 | break; | |
1915 | case WM_LBUTTONUP: | |
1916 | button = 0; | |
1917 | up = 1; | |
1918 | break; | |
1919 | case WM_MBUTTONDOWN: | |
fbd6baed | 1920 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
1921 | button = 1; |
1922 | else | |
1923 | button = 2; | |
ee78dc32 GV |
1924 | up = 0; |
1925 | break; | |
1926 | case WM_MBUTTONUP: | |
fbd6baed | 1927 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
1928 | button = 1; |
1929 | else | |
1930 | button = 2; | |
ee78dc32 GV |
1931 | up = 1; |
1932 | break; | |
1933 | case WM_RBUTTONDOWN: | |
fbd6baed | 1934 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
1935 | button = 2; |
1936 | else | |
1937 | button = 1; | |
ee78dc32 GV |
1938 | up = 0; |
1939 | break; | |
1940 | case WM_RBUTTONUP: | |
fbd6baed | 1941 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
1942 | button = 2; |
1943 | else | |
1944 | button = 1; | |
ee78dc32 GV |
1945 | up = 1; |
1946 | break; | |
1947 | default: | |
1948 | return (FALSE); | |
1949 | } | |
1950 | ||
1951 | if (pup) *pup = up; | |
1952 | if (pbutton) *pbutton = button; | |
1953 | ||
1954 | return (TRUE); | |
1955 | } | |
1956 | ||
1957 | ||
1958 | /* Prepare a mouse-event in *RESULT for placement in the input queue. | |
1959 | ||
1960 | If the event is a button press, then note that we have grabbed | |
1961 | the mouse. */ | |
1962 | ||
1963 | static void | |
1964 | construct_mouse_click (result, msg, f) | |
1965 | struct input_event *result; | |
fbd6baed | 1966 | W32Msg *msg; |
ee78dc32 GV |
1967 | struct frame *f; |
1968 | { | |
1969 | int button; | |
1970 | int up; | |
1971 | ||
1972 | parse_button (msg->msg.message, &button, &up); | |
1973 | ||
1974 | /* Make the event type no_event; we'll change that when we decide | |
1975 | otherwise. */ | |
1976 | result->kind = mouse_click; | |
1977 | result->code = button; | |
1978 | result->timestamp = msg->msg.time; | |
1979 | result->modifiers = (msg->dwModifiers | |
1980 | | (up | |
1981 | ? up_modifier | |
1982 | : down_modifier)); | |
1983 | ||
1984 | { | |
1985 | int row, column; | |
1986 | ||
1987 | XSETINT (result->x, LOWORD (msg->msg.lParam)); | |
1988 | XSETINT (result->y, HIWORD (msg->msg.lParam)); | |
1989 | XSETFRAME (result->frame_or_window, f); | |
1990 | } | |
1991 | } | |
1992 | ||
689004fa GV |
1993 | static void |
1994 | construct_mouse_wheel (result, msg, f) | |
1995 | struct input_event *result; | |
1996 | W32Msg *msg; | |
1997 | struct frame *f; | |
1998 | { | |
1999 | POINT p; | |
2000 | result->kind = mouse_wheel; | |
2001 | result->code = (short) HIWORD (msg->msg.wParam); | |
2002 | result->timestamp = msg->msg.time; | |
2003 | result->modifiers = msg->dwModifiers; | |
2004 | p.x = LOWORD (msg->msg.lParam); | |
2005 | p.y = HIWORD (msg->msg.lParam); | |
2006 | ScreenToClient(msg->msg.hwnd, &p); | |
2007 | XSETINT (result->x, p.x); | |
2008 | XSETINT (result->y, p.y); | |
2009 | XSETFRAME (result->frame_or_window, f); | |
2010 | } | |
2011 | ||
12857dfd RS |
2012 | static void |
2013 | construct_drag_n_drop (result, msg, f) | |
2014 | struct input_event *result; | |
2015 | W32Msg *msg; | |
2016 | struct frame *f; | |
2017 | { | |
2018 | Lisp_Object files; | |
2019 | Lisp_Object frame; | |
2020 | HDROP hdrop; | |
2021 | POINT p; | |
2022 | WORD num_files; | |
2023 | char *name; | |
2024 | int i, len; | |
2025 | ||
2026 | result->kind = drag_n_drop; | |
2027 | result->code = 0; | |
2028 | result->timestamp = msg->msg.time; | |
2029 | result->modifiers = msg->dwModifiers; | |
2030 | ||
fb9cc9cc AI |
2031 | hdrop = (HDROP) msg->msg.wParam; |
2032 | DragQueryPoint (hdrop, &p); | |
2033 | ||
e12ca9c2 | 2034 | #if 0 |
12857dfd RS |
2035 | p.x = LOWORD (msg->msg.lParam); |
2036 | p.y = HIWORD (msg->msg.lParam); | |
2037 | ScreenToClient (msg->msg.hwnd, &p); | |
e12ca9c2 AI |
2038 | #endif |
2039 | ||
12857dfd RS |
2040 | XSETINT (result->x, p.x); |
2041 | XSETINT (result->y, p.y); | |
2042 | ||
12857dfd RS |
2043 | num_files = DragQueryFile (hdrop, 0xFFFFFFFF, NULL, 0); |
2044 | files = Qnil; | |
2045 | ||
2046 | for (i = 0; i < num_files; i++) | |
2047 | { | |
2048 | len = DragQueryFile (hdrop, i, NULL, 0); | |
2049 | if (len <= 0) | |
2050 | continue; | |
2051 | name = alloca (len + 1); | |
2052 | DragQueryFile (hdrop, i, name, len + 1); | |
2053 | files = Fcons (build_string (name), files); | |
2054 | } | |
2055 | ||
2056 | DragFinish (hdrop); | |
2057 | ||
2058 | XSETFRAME (frame, f); | |
2059 | result->frame_or_window = Fcons (frame, files); | |
2060 | } | |
2061 | ||
ee78dc32 GV |
2062 | \f |
2063 | /* Function to report a mouse movement to the mainstream Emacs code. | |
2064 | The input handler calls this. | |
2065 | ||
2066 | We have received a mouse movement event, which is given in *event. | |
2067 | If the mouse is over a different glyph than it was last time, tell | |
2068 | the mainstream emacs code by setting mouse_moved. If not, ask for | |
2069 | another motion event, so we can check again the next time it moves. */ | |
2070 | ||
2071 | static void | |
2072 | note_mouse_movement (frame, msg) | |
2073 | FRAME_PTR frame; | |
2074 | MSG *msg; | |
2075 | { | |
2076 | last_mouse_movement_time = msg->time; | |
2077 | ||
fbd6baed | 2078 | if (msg->hwnd != FRAME_W32_WINDOW (frame)) |
ee78dc32 GV |
2079 | { |
2080 | frame->mouse_moved = 1; | |
2081 | last_mouse_scroll_bar = Qnil; | |
2082 | ||
2083 | note_mouse_highlight (frame, -1, -1); | |
2084 | } | |
2085 | ||
2086 | /* Has the mouse moved off the glyph it was on at the last sighting? */ | |
2087 | else if (LOWORD (msg->lParam) < last_mouse_glyph.left | |
2088 | || LOWORD (msg->lParam) > last_mouse_glyph.right | |
9bf7b6aa | 2089 | || HIWORD (msg->lParam) < last_mouse_glyph.top |
ee78dc32 GV |
2090 | || HIWORD (msg->lParam) > last_mouse_glyph.bottom) |
2091 | { | |
2092 | frame->mouse_moved = 1; | |
2093 | last_mouse_scroll_bar = Qnil; | |
2094 | ||
2095 | note_mouse_highlight (frame, LOWORD (msg->lParam), HIWORD (msg->lParam)); | |
2096 | } | |
2097 | } | |
2098 | ||
2099 | /* This is used for debugging, to turn off note_mouse_highlight. */ | |
2100 | static int disable_mouse_highlight; | |
2101 | ||
2102 | /* Take proper action when the mouse has moved to position X, Y on frame F | |
2103 | as regards highlighting characters that have mouse-face properties. | |
2104 | Also dehighlighting chars where the mouse was before. | |
2105 | X and Y can be negative or out of range. */ | |
2106 | ||
2107 | static void | |
2108 | note_mouse_highlight (f, x, y) | |
2109 | FRAME_PTR f; | |
2110 | int x, y; | |
2111 | { | |
2112 | int row, column, portion; | |
2113 | RECT new_glyph; | |
2114 | Lisp_Object window; | |
2115 | struct window *w; | |
2116 | ||
2117 | if (disable_mouse_highlight) | |
2118 | return; | |
2119 | ||
fbd6baed GV |
2120 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_mouse_x = x; |
2121 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_mouse_y = y; | |
2122 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_mouse_frame = f; | |
ee78dc32 | 2123 | |
fbd6baed | 2124 | if (FRAME_W32_DISPLAY_INFO (f)->mouse_face_defer) |
ee78dc32 GV |
2125 | return; |
2126 | ||
2127 | if (gc_in_progress) | |
2128 | { | |
fbd6baed | 2129 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_deferred_gc = 1; |
ee78dc32 GV |
2130 | return; |
2131 | } | |
2132 | ||
2133 | /* Find out which glyph the mouse is on. */ | |
2134 | pixel_to_glyph_coords (f, x, y, &column, &row, | |
fbd6baed | 2135 | &new_glyph, FRAME_W32_DISPLAY_INFO (f)->grabbed); |
ee78dc32 GV |
2136 | |
2137 | /* Which window is that in? */ | |
2138 | window = window_from_coordinates (f, column, row, &portion); | |
2139 | w = XWINDOW (window); | |
2140 | ||
2141 | /* If we were displaying active text in another window, clear that. */ | |
fbd6baed GV |
2142 | if (! EQ (window, FRAME_W32_DISPLAY_INFO (f)->mouse_face_window)) |
2143 | clear_mouse_face (FRAME_W32_DISPLAY_INFO (f)); | |
ee78dc32 GV |
2144 | |
2145 | /* Are we in a window whose display is up to date? | |
2146 | And verify the buffer's text has not changed. */ | |
2147 | if (WINDOWP (window) && portion == 0 && row >= 0 && column >= 0 | |
2148 | && row < FRAME_HEIGHT (f) && column < FRAME_WIDTH (f) | |
2149 | && EQ (w->window_end_valid, w->buffer) | |
bade65fd RS |
2150 | && w->last_modified == BUF_MODIFF (XBUFFER (w->buffer)) |
2151 | && w->last_overlay_modified == BUF_OVERLAY_MODIFF (XBUFFER (w->buffer))) | |
ee78dc32 GV |
2152 | { |
2153 | int *ptr = FRAME_CURRENT_GLYPHS (f)->charstarts[row]; | |
2154 | int i, pos; | |
2155 | ||
2156 | /* Find which buffer position the mouse corresponds to. */ | |
2157 | for (i = column; i >= 0; i--) | |
2158 | if (ptr[i] > 0) | |
2159 | break; | |
2160 | pos = ptr[i]; | |
2161 | /* Is it outside the displayed active region (if any)? */ | |
2162 | if (pos <= 0) | |
fbd6baed GV |
2163 | clear_mouse_face (FRAME_W32_DISPLAY_INFO (f)); |
2164 | else if (! (EQ (window, FRAME_W32_DISPLAY_INFO (f)->mouse_face_window) | |
2165 | && row >= FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_row | |
2166 | && row <= FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_row | |
2167 | && (row > FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_row | |
2168 | || column >= FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_col) | |
2169 | && (row < FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_row | |
2170 | || column < FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_col | |
2171 | || FRAME_W32_DISPLAY_INFO (f)->mouse_face_past_end))) | |
ee78dc32 GV |
2172 | { |
2173 | Lisp_Object mouse_face, overlay, position; | |
2174 | Lisp_Object *overlay_vec; | |
2175 | int len, noverlays, ignor1; | |
2176 | struct buffer *obuf; | |
2177 | int obegv, ozv; | |
2178 | ||
2179 | /* If we get an out-of-range value, return now; avoid an error. */ | |
2180 | if (pos > BUF_Z (XBUFFER (w->buffer))) | |
2181 | return; | |
2182 | ||
2183 | /* Make the window's buffer temporarily current for | |
2184 | overlays_at and compute_char_face. */ | |
2185 | obuf = current_buffer; | |
2186 | current_buffer = XBUFFER (w->buffer); | |
2187 | obegv = BEGV; | |
2188 | ozv = ZV; | |
2189 | BEGV = BEG; | |
2190 | ZV = Z; | |
2191 | ||
2192 | /* Yes. Clear the display of the old active region, if any. */ | |
fbd6baed | 2193 | clear_mouse_face (FRAME_W32_DISPLAY_INFO (f)); |
ee78dc32 GV |
2194 | |
2195 | /* Is this char mouse-active? */ | |
2196 | XSETINT (position, pos); | |
2197 | ||
2198 | len = 10; | |
2199 | overlay_vec = (Lisp_Object *) xmalloc (len * sizeof (Lisp_Object)); | |
2200 | ||
2201 | /* Put all the overlays we want in a vector in overlay_vec. | |
2202 | Store the length in len. */ | |
2203 | noverlays = overlays_at (XINT (pos), 1, &overlay_vec, &len, | |
2204 | NULL, NULL); | |
2205 | noverlays = sort_overlays (overlay_vec, noverlays, w); | |
2206 | ||
2207 | /* Find the highest priority overlay that has a mouse-face prop. */ | |
2208 | overlay = Qnil; | |
2209 | for (i = 0; i < noverlays; i++) | |
2210 | { | |
2211 | mouse_face = Foverlay_get (overlay_vec[i], Qmouse_face); | |
2212 | if (!NILP (mouse_face)) | |
2213 | { | |
2214 | overlay = overlay_vec[i]; | |
2215 | break; | |
2216 | } | |
2217 | } | |
2218 | free (overlay_vec); | |
2219 | /* If no overlay applies, get a text property. */ | |
2220 | if (NILP (overlay)) | |
2221 | mouse_face = Fget_text_property (position, Qmouse_face, w->buffer); | |
2222 | ||
2223 | /* Handle the overlay case. */ | |
2224 | if (! NILP (overlay)) | |
2225 | { | |
2226 | /* Find the range of text around this char that | |
2227 | should be active. */ | |
2228 | Lisp_Object before, after; | |
2229 | int ignore; | |
2230 | ||
2231 | before = Foverlay_start (overlay); | |
2232 | after = Foverlay_end (overlay); | |
2233 | /* Record this as the current active region. */ | |
2234 | fast_find_position (window, before, | |
fbd6baed GV |
2235 | &FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_col, |
2236 | &FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_row); | |
2237 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_past_end | |
ee78dc32 | 2238 | = !fast_find_position (window, after, |
fbd6baed GV |
2239 | &FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_col, |
2240 | &FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_row); | |
2241 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_window = window; | |
2242 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_face_id | |
ee78dc32 GV |
2243 | = compute_char_face (f, w, pos, 0, 0, |
2244 | &ignore, pos + 1, 1); | |
2245 | ||
2246 | /* Display it as active. */ | |
fbd6baed | 2247 | show_mouse_face (FRAME_W32_DISPLAY_INFO (f), 1); |
ee78dc32 GV |
2248 | } |
2249 | /* Handle the text property case. */ | |
2250 | else if (! NILP (mouse_face)) | |
2251 | { | |
2252 | /* Find the range of text around this char that | |
2253 | should be active. */ | |
2254 | Lisp_Object before, after, beginning, end; | |
2255 | int ignore; | |
2256 | ||
2257 | beginning = Fmarker_position (w->start); | |
2258 | XSETINT (end, (BUF_Z (XBUFFER (w->buffer)) | |
2259 | - XFASTINT (w->window_end_pos))); | |
2260 | before | |
2261 | = Fprevious_single_property_change (make_number (pos + 1), | |
2262 | Qmouse_face, | |
2263 | w->buffer, beginning); | |
2264 | after | |
2265 | = Fnext_single_property_change (position, Qmouse_face, | |
2266 | w->buffer, end); | |
2267 | /* Record this as the current active region. */ | |
2268 | fast_find_position (window, before, | |
fbd6baed GV |
2269 | &FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_col, |
2270 | &FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_row); | |
2271 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_past_end | |
ee78dc32 | 2272 | = !fast_find_position (window, after, |
fbd6baed GV |
2273 | &FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_col, |
2274 | &FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_row); | |
2275 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_window = window; | |
2276 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_face_id | |
ee78dc32 GV |
2277 | = compute_char_face (f, w, pos, 0, 0, |
2278 | &ignore, pos + 1, 1); | |
2279 | ||
2280 | /* Display it as active. */ | |
fbd6baed | 2281 | show_mouse_face (FRAME_W32_DISPLAY_INFO (f), 1); |
ee78dc32 GV |
2282 | } |
2283 | BEGV = obegv; | |
2284 | ZV = ozv; | |
2285 | current_buffer = obuf; | |
2286 | } | |
2287 | } | |
2288 | } | |
2289 | \f | |
2290 | /* Find the row and column of position POS in window WINDOW. | |
2291 | Store them in *COLUMNP and *ROWP. | |
2292 | This assumes display in WINDOW is up to date. | |
2293 | If POS is above start of WINDOW, return coords | |
2294 | of start of first screen line. | |
2295 | If POS is after end of WINDOW, return coords of end of last screen line. | |
2296 | ||
2297 | Value is 1 if POS is in range, 0 if it was off screen. */ | |
2298 | ||
2299 | static int | |
2300 | fast_find_position (window, pos, columnp, rowp) | |
2301 | Lisp_Object window; | |
2302 | int pos; | |
2303 | int *columnp, *rowp; | |
2304 | { | |
2305 | struct window *w = XWINDOW (window); | |
2306 | FRAME_PTR f = XFRAME (WINDOW_FRAME (w)); | |
2307 | int i; | |
2308 | int row = 0; | |
03218728 | 2309 | int left = WINDOW_LEFT_MARGIN (w); |
ee78dc32 GV |
2310 | int top = w->top; |
2311 | int height = XFASTINT (w->height) - ! MINI_WINDOW_P (w); | |
2312 | int width = window_internal_width (w); | |
2313 | int *charstarts; | |
2314 | int lastcol; | |
2315 | int maybe_next_line = 0; | |
2316 | ||
2317 | /* Find the right row. */ | |
2318 | for (i = 0; | |
2319 | i < height; | |
2320 | i++) | |
2321 | { | |
2322 | int linestart = FRAME_CURRENT_GLYPHS (f)->charstarts[top + i][left]; | |
2323 | if (linestart > pos) | |
2324 | break; | |
2325 | /* If the position sought is the end of the buffer, | |
2326 | don't include the blank lines at the bottom of the window. */ | |
2327 | if (linestart == pos && pos == BUF_ZV (XBUFFER (w->buffer))) | |
2328 | { | |
2329 | maybe_next_line = 1; | |
2330 | break; | |
2331 | } | |
2332 | if (linestart > 0) | |
2333 | row = i; | |
2334 | } | |
2335 | ||
2336 | /* Find the right column with in it. */ | |
2337 | charstarts = FRAME_CURRENT_GLYPHS (f)->charstarts[top + row]; | |
2338 | lastcol = left; | |
2339 | for (i = 0; i < width; i++) | |
2340 | { | |
2341 | if (charstarts[left + i] == pos) | |
2342 | { | |
2343 | *rowp = row + top; | |
2344 | *columnp = i + left; | |
2345 | return 1; | |
2346 | } | |
2347 | else if (charstarts[left + i] > pos) | |
2348 | break; | |
2349 | else if (charstarts[left + i] > 0) | |
2350 | lastcol = left + i; | |
2351 | } | |
2352 | ||
2353 | /* If we're looking for the end of the buffer, | |
2354 | and we didn't find it in the line we scanned, | |
2355 | use the start of the following line. */ | |
2356 | if (maybe_next_line) | |
2357 | { | |
2358 | row++; | |
2359 | i = 0; | |
2360 | } | |
2361 | ||
2362 | *rowp = row + top; | |
2363 | *columnp = lastcol; | |
2364 | return 0; | |
2365 | } | |
2366 | ||
2367 | /* Display the active region described by mouse_face_* | |
2368 | in its mouse-face if HL > 0, in its normal face if HL = 0. */ | |
2369 | ||
2370 | static void | |
2371 | show_mouse_face (dpyinfo, hl) | |
fbd6baed | 2372 | struct w32_display_info *dpyinfo; |
ee78dc32 GV |
2373 | int hl; |
2374 | { | |
2375 | struct window *w = XWINDOW (dpyinfo->mouse_face_window); | |
2376 | int width = window_internal_width (w); | |
2377 | FRAME_PTR f = XFRAME (WINDOW_FRAME (w)); | |
2378 | int i; | |
2379 | int cursor_off = 0; | |
2380 | int old_curs_x = curs_x; | |
2381 | int old_curs_y = curs_y; | |
2382 | ||
2383 | /* Set these variables temporarily | |
2384 | so that if we have to turn the cursor off and on again | |
2385 | we will put it back at the same place. */ | |
2386 | curs_x = f->phys_cursor_x; | |
2387 | curs_y = f->phys_cursor_y; | |
2388 | ||
fbd6baed GV |
2389 | for (i = FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_row; |
2390 | i <= FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_row; i++) | |
ee78dc32 | 2391 | { |
fbd6baed GV |
2392 | int column = (i == FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_row |
2393 | ? FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_col | |
03218728 | 2394 | : WINDOW_LEFT_MARGIN (w)); |
fbd6baed GV |
2395 | int endcolumn = (i == FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_row |
2396 | ? FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_col | |
03218728 | 2397 | : WINDOW_LEFT_MARGIN (w) + width); |
ee78dc32 GV |
2398 | endcolumn = min (endcolumn, FRAME_CURRENT_GLYPHS (f)->used[i]); |
2399 | ||
2400 | /* If the cursor's in the text we are about to rewrite, | |
2401 | turn the cursor off. */ | |
2402 | if (i == curs_y | |
689004fa GV |
2403 | && curs_x >= column - 1 |
2404 | && curs_x <= endcolumn) | |
ee78dc32 GV |
2405 | { |
2406 | x_display_cursor (f, 0); | |
2407 | cursor_off = 1; | |
2408 | } | |
2409 | ||
2410 | dumpglyphs (f, | |
2411 | CHAR_TO_PIXEL_COL (f, column), | |
2412 | CHAR_TO_PIXEL_ROW (f, i), | |
2413 | FRAME_CURRENT_GLYPHS (f)->glyphs[i] + column, | |
2414 | endcolumn - column, | |
2415 | /* Highlight with mouse face if hl > 0. */ | |
ef0e360f | 2416 | hl > 0 ? 3 : 0, 0, NULL); |
ee78dc32 GV |
2417 | } |
2418 | ||
2419 | /* If we turned the cursor off, turn it back on. */ | |
2420 | if (cursor_off) | |
2421 | x_display_cursor (f, 1); | |
2422 | ||
2423 | curs_x = old_curs_x; | |
2424 | curs_y = old_curs_y; | |
2425 | ||
2426 | /* Change the mouse cursor according to the value of HL. */ | |
2427 | if (hl > 0) | |
fbd6baed | 2428 | SetCursor (f->output_data.w32->cross_cursor); |
ee78dc32 | 2429 | else |
fbd6baed | 2430 | SetCursor (f->output_data.w32->text_cursor); |
ee78dc32 GV |
2431 | } |
2432 | ||
2433 | /* Clear out the mouse-highlighted active region. | |
2434 | Redraw it unhighlighted first. */ | |
2435 | ||
2436 | static void | |
2437 | clear_mouse_face (dpyinfo) | |
fbd6baed | 2438 | struct w32_display_info *dpyinfo; |
ee78dc32 GV |
2439 | { |
2440 | if (! NILP (dpyinfo->mouse_face_window)) | |
2441 | show_mouse_face (dpyinfo, 0); | |
2442 | ||
2443 | dpyinfo->mouse_face_beg_row = dpyinfo->mouse_face_beg_col = -1; | |
2444 | dpyinfo->mouse_face_end_row = dpyinfo->mouse_face_end_col = -1; | |
2445 | dpyinfo->mouse_face_window = Qnil; | |
2446 | } | |
31d4844a KH |
2447 | |
2448 | /* Just discard the mouse face information for frame F, if any. | |
2449 | This is used when the size of F is changed. */ | |
2450 | ||
2451 | void | |
2452 | cancel_mouse_face (f) | |
2453 | FRAME_PTR f; | |
2454 | { | |
2455 | Lisp_Object window; | |
2456 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
2457 | ||
2458 | window = dpyinfo->mouse_face_window; | |
2459 | if (! NILP (window) && XFRAME (XWINDOW (window)->frame) == f) | |
2460 | { | |
2461 | dpyinfo->mouse_face_beg_row = dpyinfo->mouse_face_beg_col = -1; | |
2462 | dpyinfo->mouse_face_end_row = dpyinfo->mouse_face_end_col = -1; | |
2463 | dpyinfo->mouse_face_window = Qnil; | |
2464 | } | |
2465 | } | |
ee78dc32 GV |
2466 | \f |
2467 | struct scroll_bar *x_window_to_scroll_bar (); | |
2468 | static void x_scroll_bar_report_motion (); | |
2469 | ||
2470 | /* Return the current position of the mouse. | |
2471 | *fp should be a frame which indicates which display to ask about. | |
2472 | ||
2473 | If the mouse movement started in a scroll bar, set *fp, *bar_window, | |
2474 | and *part to the frame, window, and scroll bar part that the mouse | |
2475 | is over. Set *x and *y to the portion and whole of the mouse's | |
2476 | position on the scroll bar. | |
2477 | ||
2478 | If the mouse movement started elsewhere, set *fp to the frame the | |
2479 | mouse is on, *bar_window to nil, and *x and *y to the character cell | |
2480 | the mouse is over. | |
2481 | ||
2482 | Set *time to the server timestamp for the time at which the mouse | |
2483 | was at this position. | |
2484 | ||
2485 | Don't store anything if we don't have a valid set of values to report. | |
2486 | ||
2487 | This clears the mouse_moved flag, so we can wait for the next mouse | |
2488 | movement. This also calls XQueryPointer, which will cause the | |
2489 | server to give us another MotionNotify when the mouse moves | |
2490 | again. */ | |
2491 | ||
2492 | static void | |
fbd6baed | 2493 | w32_mouse_position (fp, insist, bar_window, part, x, y, time) |
ee78dc32 GV |
2494 | FRAME_PTR *fp; |
2495 | int insist; | |
2496 | Lisp_Object *bar_window; | |
2497 | enum scroll_bar_part *part; | |
2498 | Lisp_Object *x, *y; | |
2499 | unsigned long *time; | |
2500 | { | |
2501 | FRAME_PTR f1; | |
2502 | ||
2503 | BLOCK_INPUT; | |
2504 | ||
95fa970d | 2505 | if (! NILP (last_mouse_scroll_bar) && insist == 0) |
689004fa | 2506 | /* This is never called at the moment. */ |
ee78dc32 GV |
2507 | x_scroll_bar_report_motion (fp, bar_window, part, x, y, time); |
2508 | else | |
2509 | { | |
2510 | POINT pt; | |
2511 | ||
2512 | Lisp_Object frame, tail; | |
2513 | ||
2514 | /* Clear the mouse-moved flag for every frame on this display. */ | |
2515 | FOR_EACH_FRAME (tail, frame) | |
2516 | XFRAME (frame)->mouse_moved = 0; | |
2517 | ||
2518 | last_mouse_scroll_bar = Qnil; | |
2519 | ||
2520 | GetCursorPos (&pt); | |
2521 | ||
2522 | /* Now we have a position on the root; find the innermost window | |
2523 | containing the pointer. */ | |
2524 | { | |
fbd6baed | 2525 | if (FRAME_W32_DISPLAY_INFO (*fp)->grabbed && last_mouse_frame |
ee78dc32 GV |
2526 | && FRAME_LIVE_P (last_mouse_frame)) |
2527 | { | |
08712a41 AI |
2528 | /* If mouse was grabbed on a frame, give coords for that frame |
2529 | even if the mouse is now outside it. */ | |
ee78dc32 GV |
2530 | f1 = last_mouse_frame; |
2531 | } | |
2532 | else | |
2533 | { | |
08712a41 | 2534 | /* Is window under mouse one of our frames? */ |
fbd6baed | 2535 | f1 = x_window_to_frame (FRAME_W32_DISPLAY_INFO (*fp), WindowFromPoint(pt)); |
ee78dc32 GV |
2536 | } |
2537 | ||
2538 | /* If not, is it one of our scroll bars? */ | |
2539 | if (! f1) | |
2540 | { | |
2541 | struct scroll_bar *bar = x_window_to_scroll_bar (WindowFromPoint(pt)); | |
2542 | ||
2543 | if (bar) | |
2544 | { | |
2545 | f1 = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
2546 | } | |
2547 | } | |
2548 | ||
95fa970d | 2549 | if (f1 == 0 && insist > 0) |
ee78dc32 GV |
2550 | f1 = selected_frame; |
2551 | ||
2552 | if (f1) | |
2553 | { | |
2554 | int ignore1, ignore2; | |
2555 | ||
fbd6baed | 2556 | ScreenToClient (FRAME_W32_WINDOW (f1), &pt); |
ee78dc32 GV |
2557 | |
2558 | /* Ok, we found a frame. Store all the values. */ | |
2559 | ||
2560 | pixel_to_glyph_coords (f1, pt.x, pt.y, &ignore1, &ignore2, | |
2561 | &last_mouse_glyph, | |
fbd6baed | 2562 | FRAME_W32_DISPLAY_INFO (f1)->grabbed |
ee78dc32 GV |
2563 | || insist); |
2564 | ||
2565 | *bar_window = Qnil; | |
2566 | *part = 0; | |
2567 | *fp = f1; | |
2568 | XSETINT (*x, pt.x); | |
2569 | XSETINT (*y, pt.y); | |
2570 | *time = last_mouse_movement_time; | |
2571 | } | |
2572 | } | |
2573 | } | |
2574 | ||
2575 | UNBLOCK_INPUT; | |
2576 | } | |
2577 | \f | |
2578 | /* Scroll bar support. */ | |
2579 | ||
2580 | /* Given an window ID, find the struct scroll_bar which manages it. | |
2581 | This can be called in GC, so we have to make sure to strip off mark | |
2582 | bits. */ | |
2583 | struct scroll_bar * | |
2584 | x_window_to_scroll_bar (window_id) | |
2585 | Window window_id; | |
2586 | { | |
2587 | Lisp_Object tail, frame; | |
2588 | ||
2589 | for (tail = Vframe_list; | |
2590 | XGCTYPE (tail) == Lisp_Cons; | |
2591 | tail = XCONS (tail)->cdr) | |
2592 | { | |
2593 | Lisp_Object frame, bar, condemned; | |
2594 | ||
2595 | frame = XCONS (tail)->car; | |
2596 | /* All elements of Vframe_list should be frames. */ | |
2597 | if (! GC_FRAMEP (frame)) | |
2598 | abort (); | |
2599 | ||
2600 | /* Scan this frame's scroll bar list for a scroll bar with the | |
2601 | right window ID. */ | |
2602 | condemned = FRAME_CONDEMNED_SCROLL_BARS (XFRAME (frame)); | |
2603 | for (bar = FRAME_SCROLL_BARS (XFRAME (frame)); | |
2604 | /* This trick allows us to search both the ordinary and | |
2605 | condemned scroll bar lists with one loop. */ | |
2606 | ! GC_NILP (bar) || (bar = condemned, | |
2607 | condemned = Qnil, | |
2608 | ! GC_NILP (bar)); | |
2609 | bar = XSCROLL_BAR (bar)->next) | |
fbd6baed | 2610 | if (SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar)) == window_id) |
ee78dc32 GV |
2611 | return XSCROLL_BAR (bar); |
2612 | } | |
2613 | ||
2614 | return 0; | |
2615 | } | |
2616 | ||
2617 | HWND | |
2618 | my_create_scrollbar (f, bar) | |
2619 | struct frame * f; | |
2620 | struct scroll_bar * bar; | |
2621 | { | |
689004fa GV |
2622 | return (HWND) SendMessage (FRAME_W32_WINDOW (f), |
2623 | WM_EMACS_CREATESCROLLBAR, (WPARAM) f, | |
2624 | (LPARAM) bar); | |
ee78dc32 GV |
2625 | } |
2626 | ||
52cf03a1 GV |
2627 | //#define ATTACH_THREADS |
2628 | ||
689004fa GV |
2629 | BOOL |
2630 | my_show_window (FRAME_PTR f, HWND hwnd, int how) | |
52cf03a1 GV |
2631 | { |
2632 | #ifndef ATTACH_THREADS | |
689004fa GV |
2633 | return SendMessage (FRAME_W32_WINDOW (f), WM_EMACS_SHOWWINDOW, |
2634 | (WPARAM) hwnd, (LPARAM) how); | |
52cf03a1 | 2635 | #else |
689004fa | 2636 | return ShowWindow (hwnd, how); |
52cf03a1 GV |
2637 | #endif |
2638 | } | |
2639 | ||
2640 | void | |
2641 | my_set_window_pos (HWND hwnd, HWND hwndAfter, | |
689004fa | 2642 | int x, int y, int cx, int cy, UINT flags) |
52cf03a1 GV |
2643 | { |
2644 | #ifndef ATTACH_THREADS | |
689004fa GV |
2645 | WINDOWPOS pos; |
2646 | pos.hwndInsertAfter = hwndAfter; | |
52cf03a1 GV |
2647 | pos.x = x; |
2648 | pos.y = y; | |
2649 | pos.cx = cx; | |
2650 | pos.cy = cy; | |
2651 | pos.flags = flags; | |
2652 | SendMessage (hwnd, WM_EMACS_SETWINDOWPOS, (WPARAM) &pos, 0); | |
2653 | #else | |
2654 | SetWindowPos (hwnd, hwndAfter, x, y, cx, cy, flags); | |
2655 | #endif | |
2656 | } | |
2657 | ||
689004fa GV |
2658 | BOOL |
2659 | my_set_focus (f, hwnd) | |
2660 | struct frame * f; | |
2661 | HWND hwnd; | |
2662 | { | |
2663 | SendMessage (FRAME_W32_WINDOW (f), WM_EMACS_SETFOCUS, | |
2664 | (WPARAM) hwnd, 0); | |
2665 | } | |
2666 | ||
ef0e360f GV |
2667 | BOOL |
2668 | my_set_foreground_window (hwnd) | |
2669 | HWND hwnd; | |
2670 | { | |
2671 | SendMessage (hwnd, WM_EMACS_SETFOREGROUND, (WPARAM) hwnd, 0); | |
2672 | } | |
2673 | ||
ee78dc32 GV |
2674 | void |
2675 | my_destroy_window (f, hwnd) | |
2676 | struct frame * f; | |
2677 | HWND hwnd; | |
2678 | { | |
fbd6baed | 2679 | SendMessage (FRAME_W32_WINDOW (f), WM_EMACS_DESTROYWINDOW, |
ee78dc32 GV |
2680 | (WPARAM) hwnd, 0); |
2681 | } | |
2682 | ||
2683 | /* Open a new window to serve as a scroll bar, and return the | |
2684 | scroll bar vector for it. */ | |
2685 | static struct scroll_bar * | |
2686 | x_scroll_bar_create (window, top, left, width, height) | |
2687 | struct window *window; | |
2688 | int top, left, width, height; | |
2689 | { | |
2690 | FRAME_PTR f = XFRAME (WINDOW_FRAME (window)); | |
2691 | struct scroll_bar *bar | |
2692 | = XSCROLL_BAR (Fmake_vector (make_number (SCROLL_BAR_VEC_SIZE), Qnil)); | |
2693 | HWND hwnd; | |
2694 | ||
2695 | BLOCK_INPUT; | |
2696 | ||
2697 | XSETWINDOW (bar->window, window); | |
2698 | XSETINT (bar->top, top); | |
2699 | XSETINT (bar->left, left); | |
2700 | XSETINT (bar->width, width); | |
2701 | XSETINT (bar->height, height); | |
2702 | XSETINT (bar->start, 0); | |
2703 | XSETINT (bar->end, 0); | |
2704 | bar->dragging = Qnil; | |
2705 | ||
2706 | /* Requires geometry to be set before call to create the real window */ | |
2707 | ||
2708 | hwnd = my_create_scrollbar (f, bar); | |
2709 | ||
689004fa GV |
2710 | if (pfnSetScrollInfo) |
2711 | { | |
2712 | SCROLLINFO si; | |
2713 | ||
2714 | si.cbSize = sizeof (si); | |
2715 | si.fMask = SIF_ALL; | |
2716 | si.nMin = 0; | |
2717 | si.nMax = VERTICAL_SCROLL_BAR_TOP_RANGE (height) | |
2718 | + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
2719 | si.nPage = si.nMax; | |
2720 | si.nPos = 0; | |
2721 | ||
2722 | pfnSetScrollInfo (hwnd, SB_CTL, &si, FALSE); | |
2723 | } | |
2724 | else | |
2725 | { | |
2726 | SetScrollRange (hwnd, SB_CTL, 0, VERTICAL_SCROLL_BAR_TOP_RANGE (height), FALSE); | |
2727 | SetScrollPos (hwnd, SB_CTL, 0, FALSE); | |
2728 | } | |
ee78dc32 | 2729 | |
fbd6baed | 2730 | SET_SCROLL_BAR_W32_WINDOW (bar, hwnd); |
ee78dc32 GV |
2731 | |
2732 | /* Add bar to its frame's list of scroll bars. */ | |
2733 | bar->next = FRAME_SCROLL_BARS (f); | |
2734 | bar->prev = Qnil; | |
2735 | XSETVECTOR (FRAME_SCROLL_BARS (f), bar); | |
2736 | if (! NILP (bar->next)) | |
2737 | XSETVECTOR (XSCROLL_BAR (bar->next)->prev, bar); | |
2738 | ||
2739 | UNBLOCK_INPUT; | |
2740 | ||
2741 | return bar; | |
2742 | } | |
2743 | ||
2744 | /* Draw BAR's handle in the proper position. | |
2745 | If the handle is already drawn from START to END, don't bother | |
2746 | redrawing it, unless REBUILD is non-zero; in that case, always | |
2747 | redraw it. (REBUILD is handy for drawing the handle after expose | |
2748 | events.) | |
2749 | ||
2750 | Normally, we want to constrain the start and end of the handle to | |
2751 | fit inside its rectangle, but if the user is dragging the scroll bar | |
2752 | handle, we want to let them drag it down all the way, so that the | |
2753 | bar's top is as far down as it goes; otherwise, there's no way to | |
2754 | move to the very end of the buffer. */ | |
2755 | static void | |
2756 | x_scroll_bar_set_handle (bar, start, end, rebuild) | |
2757 | struct scroll_bar *bar; | |
2758 | int start, end; | |
2759 | int rebuild; | |
2760 | { | |
2761 | int dragging = ! NILP (bar->dragging); | |
fbd6baed | 2762 | Window w = SCROLL_BAR_W32_WINDOW (bar); |
ee78dc32 GV |
2763 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); |
2764 | ||
2765 | /* If the display is already accurate, do nothing. */ | |
2766 | if (! rebuild | |
2767 | && start == XINT (bar->start) | |
2768 | && end == XINT (bar->end)) | |
2769 | return; | |
2770 | ||
2771 | BLOCK_INPUT; | |
2772 | ||
689004fa GV |
2773 | { |
2774 | int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (XINT (bar->height)); | |
2775 | ||
2776 | /* Make sure the values are reasonable, and try to preserve | |
2777 | the distance between start and end. */ | |
2778 | { | |
2779 | int length = end - start; | |
2780 | ||
2781 | if (start < 0) | |
2782 | start = 0; | |
2783 | else if (start > top_range) | |
2784 | start = top_range; | |
2785 | end = start + length; | |
2786 | ||
2787 | if (end < start) | |
2788 | end = start; | |
2789 | else if (end > top_range && ! dragging) | |
2790 | end = top_range; | |
2791 | } | |
2792 | } | |
2793 | ||
ee78dc32 GV |
2794 | /* Store the adjusted setting in the scroll bar. */ |
2795 | XSETINT (bar->start, start); | |
2796 | XSETINT (bar->end, end); | |
2797 | ||
689004fa GV |
2798 | /* If being dragged, let scroll bar update itself. */ |
2799 | if (!dragging) | |
2800 | { | |
2801 | if (pfnSetScrollInfo) | |
2802 | { | |
2803 | SCROLLINFO si; | |
2804 | ||
2805 | si.cbSize = sizeof (si); | |
2806 | si.fMask = SIF_PAGE | SIF_POS; | |
2807 | si.nPage = end - start + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
2808 | si.nPos = start; | |
2809 | ||
2810 | pfnSetScrollInfo (w, SB_CTL, &si, TRUE); | |
2811 | } | |
2812 | else | |
2813 | SetScrollPos (w, SB_CTL, start, TRUE); | |
2814 | } | |
ee78dc32 GV |
2815 | |
2816 | UNBLOCK_INPUT; | |
2817 | } | |
2818 | ||
2819 | /* Move a scroll bar around on the screen, to accommodate changing | |
2820 | window configurations. */ | |
2821 | static void | |
2822 | x_scroll_bar_move (bar, top, left, width, height) | |
2823 | struct scroll_bar *bar; | |
2824 | int top, left, width, height; | |
2825 | { | |
fbd6baed | 2826 | Window w = SCROLL_BAR_W32_WINDOW (bar); |
ee78dc32 GV |
2827 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); |
2828 | ||
689004fa GV |
2829 | /* If already correctly positioned, do nothing. */ |
2830 | if ( XINT (bar->left) == left | |
2831 | && XINT (bar->top) == top | |
2832 | && XINT (bar->width) == width | |
2833 | && XINT (bar->height) == height ) | |
2834 | { | |
2835 | /* Redraw after clear_frame. */ | |
2836 | if (!my_show_window (f, w, SW_NORMAL)) | |
2837 | InvalidateRect (w, NULL, FALSE); | |
2838 | return; | |
2839 | } | |
2840 | ||
ee78dc32 GV |
2841 | BLOCK_INPUT; |
2842 | ||
689004fa GV |
2843 | /* Make sure scroll bar is "visible" before moving, to ensure the |
2844 | area of the parent window now exposed will be refreshed. */ | |
2845 | my_show_window (f, w, SW_HIDE); | |
ee78dc32 | 2846 | MoveWindow (w, left, top, width, height, TRUE); |
689004fa GV |
2847 | if (pfnSetScrollInfo) |
2848 | { | |
2849 | SCROLLINFO si; | |
2850 | ||
2851 | si.cbSize = sizeof (si); | |
2852 | si.fMask = SIF_RANGE; | |
2853 | si.nMin = 0; | |
2854 | si.nMax = VERTICAL_SCROLL_BAR_TOP_RANGE (height) | |
2855 | + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
2856 | ||
2857 | pfnSetScrollInfo (w, SB_CTL, &si, FALSE); | |
2858 | } | |
2859 | else | |
2860 | SetScrollRange (w, SB_CTL, 0, VERTICAL_SCROLL_BAR_TOP_RANGE (height), FALSE); | |
2861 | my_show_window (f, w, SW_NORMAL); | |
2862 | // InvalidateRect (w, NULL, FALSE); | |
ee78dc32 GV |
2863 | |
2864 | XSETINT (bar->left, left); | |
2865 | XSETINT (bar->top, top); | |
2866 | XSETINT (bar->width, width); | |
2867 | XSETINT (bar->height, height); | |
2868 | ||
2869 | UNBLOCK_INPUT; | |
2870 | } | |
2871 | ||
2872 | /* Destroy the window for BAR, and set its Emacs window's scroll bar | |
2873 | to nil. */ | |
2874 | static void | |
2875 | x_scroll_bar_remove (bar) | |
2876 | struct scroll_bar *bar; | |
2877 | { | |
2878 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
2879 | ||
2880 | BLOCK_INPUT; | |
2881 | ||
2882 | /* Destroy the window. */ | |
fbd6baed | 2883 | my_destroy_window (f, SCROLL_BAR_W32_WINDOW (bar)); |
ee78dc32 GV |
2884 | |
2885 | /* Disassociate this scroll bar from its window. */ | |
2886 | XWINDOW (bar->window)->vertical_scroll_bar = Qnil; | |
2887 | ||
2888 | UNBLOCK_INPUT; | |
2889 | } | |
2890 | ||
2891 | /* Set the handle of the vertical scroll bar for WINDOW to indicate | |
2892 | that we are displaying PORTION characters out of a total of WHOLE | |
2893 | characters, starting at POSITION. If WINDOW has no scroll bar, | |
2894 | create one. */ | |
2895 | static void | |
fbd6baed | 2896 | w32_set_vertical_scroll_bar (window, portion, whole, position) |
ee78dc32 GV |
2897 | struct window *window; |
2898 | int portion, whole, position; | |
2899 | { | |
2900 | FRAME_PTR f = XFRAME (WINDOW_FRAME (window)); | |
2901 | int top = XINT (window->top); | |
2902 | int left = WINDOW_VERTICAL_SCROLL_BAR_COLUMN (window); | |
2903 | int height = WINDOW_VERTICAL_SCROLL_BAR_HEIGHT (window); | |
2904 | ||
2905 | /* Where should this scroll bar be, pixelwise? */ | |
2906 | int pixel_top = CHAR_TO_PIXEL_ROW (f, top); | |
2907 | int pixel_left = CHAR_TO_PIXEL_COL (f, left); | |
2908 | int pixel_width | |
2909 | = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f) > 0 | |
2910 | ? FRAME_SCROLL_BAR_PIXEL_WIDTH (f) | |
fbd6baed | 2911 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.w32->font))); |
ee78dc32 GV |
2912 | int pixel_height = VERTICAL_SCROLL_BAR_PIXEL_HEIGHT (f, height); |
2913 | ||
2914 | struct scroll_bar *bar; | |
2915 | ||
2916 | /* Does the scroll bar exist yet? */ | |
2917 | if (NILP (window->vertical_scroll_bar)) | |
2918 | bar = x_scroll_bar_create (window, | |
2919 | pixel_top, pixel_left, | |
2920 | pixel_width, pixel_height); | |
2921 | else | |
2922 | { | |
2923 | /* It may just need to be moved and resized. */ | |
2924 | bar = XSCROLL_BAR (window->vertical_scroll_bar); | |
2925 | x_scroll_bar_move (bar, pixel_top, pixel_left, pixel_width, pixel_height); | |
2926 | } | |
2927 | ||
689004fa GV |
2928 | /* Set the scroll bar's current state. */ |
2929 | { | |
2930 | int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (pixel_height); | |
ee78dc32 | 2931 | |
689004fa GV |
2932 | if (whole == 0) |
2933 | x_scroll_bar_set_handle (bar, 0, top_range, 0); | |
2934 | else | |
2935 | { | |
2936 | int start = (int) (((double) position * top_range) / whole); | |
2937 | int end = (int) (((double) (position + portion) * top_range) / whole); | |
ee78dc32 | 2938 | |
689004fa GV |
2939 | x_scroll_bar_set_handle (bar, start, end, 0); |
2940 | } | |
2941 | } | |
ee78dc32 GV |
2942 | |
2943 | XSETVECTOR (window->vertical_scroll_bar, bar); | |
2944 | } | |
2945 | ||
2946 | ||
2947 | /* The following three hooks are used when we're doing a thorough | |
2948 | redisplay of the frame. We don't explicitly know which scroll bars | |
2949 | are going to be deleted, because keeping track of when windows go | |
2950 | away is a real pain - "Can you say set-window-configuration, boys | |
2951 | and girls?" Instead, we just assert at the beginning of redisplay | |
2952 | that *all* scroll bars are to be removed, and then save a scroll bar | |
2953 | from the fiery pit when we actually redisplay its window. */ | |
2954 | ||
2955 | /* Arrange for all scroll bars on FRAME to be removed at the next call | |
2956 | to `*judge_scroll_bars_hook'. A scroll bar may be spared if | |
2957 | `*redeem_scroll_bar_hook' is applied to its window before the judgement. */ | |
2958 | static void | |
fbd6baed | 2959 | w32_condemn_scroll_bars (frame) |
ee78dc32 GV |
2960 | FRAME_PTR frame; |
2961 | { | |
ef0e360f GV |
2962 | /* Transfer all the scroll bars to FRAME_CONDEMNED_SCROLL_BARS. */ |
2963 | while (! NILP (FRAME_SCROLL_BARS (frame))) | |
2964 | { | |
2965 | Lisp_Object bar; | |
2966 | bar = FRAME_SCROLL_BARS (frame); | |
2967 | FRAME_SCROLL_BARS (frame) = XSCROLL_BAR (bar)->next; | |
2968 | XSCROLL_BAR (bar)->next = FRAME_CONDEMNED_SCROLL_BARS (frame); | |
2969 | XSCROLL_BAR (bar)->prev = Qnil; | |
2970 | if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame))) | |
2971 | XSCROLL_BAR (FRAME_CONDEMNED_SCROLL_BARS (frame))->prev = bar; | |
2972 | FRAME_CONDEMNED_SCROLL_BARS (frame) = bar; | |
2973 | } | |
2974 | #ifdef PIGSFLY | |
ee78dc32 GV |
2975 | /* The condemned list should be empty at this point; if it's not, |
2976 | then the rest of Emacs isn't using the condemn/redeem/judge | |
2977 | protocol correctly. */ | |
2978 | if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame))) | |
2979 | abort (); | |
2980 | ||
2981 | /* Move them all to the "condemned" list. */ | |
2982 | FRAME_CONDEMNED_SCROLL_BARS (frame) = FRAME_SCROLL_BARS (frame); | |
2983 | FRAME_SCROLL_BARS (frame) = Qnil; | |
ef0e360f | 2984 | #endif |
ee78dc32 GV |
2985 | } |
2986 | ||
2987 | /* Unmark WINDOW's scroll bar for deletion in this judgement cycle. | |
2988 | Note that WINDOW isn't necessarily condemned at all. */ | |
2989 | static void | |
fbd6baed | 2990 | w32_redeem_scroll_bar (window) |
ee78dc32 GV |
2991 | struct window *window; |
2992 | { | |
2993 | struct scroll_bar *bar; | |
2994 | ||
2995 | /* We can't redeem this window's scroll bar if it doesn't have one. */ | |
2996 | if (NILP (window->vertical_scroll_bar)) | |
2997 | abort (); | |
2998 | ||
2999 | bar = XSCROLL_BAR (window->vertical_scroll_bar); | |
3000 | ||
ef0e360f GV |
3001 | /* Unlink it from the condemned list. */ |
3002 | { | |
3003 | FRAME_PTR f = XFRAME (WINDOW_FRAME (window)); | |
3004 | ||
3005 | if (NILP (bar->prev)) | |
3006 | { | |
3007 | /* If the prev pointer is nil, it must be the first in one of | |
3008 | the lists. */ | |
3009 | if (EQ (FRAME_SCROLL_BARS (f), window->vertical_scroll_bar)) | |
3010 | /* It's not condemned. Everything's fine. */ | |
3011 | return; | |
3012 | else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f), | |
3013 | window->vertical_scroll_bar)) | |
3014 | FRAME_CONDEMNED_SCROLL_BARS (f) = bar->next; | |
3015 | else | |
3016 | /* If its prev pointer is nil, it must be at the front of | |
3017 | one or the other! */ | |
3018 | abort (); | |
3019 | } | |
3020 | else | |
3021 | XSCROLL_BAR (bar->prev)->next = bar->next; | |
3022 | ||
3023 | if (! NILP (bar->next)) | |
3024 | XSCROLL_BAR (bar->next)->prev = bar->prev; | |
3025 | ||
3026 | bar->next = FRAME_SCROLL_BARS (f); | |
3027 | bar->prev = Qnil; | |
3028 | XSETVECTOR (FRAME_SCROLL_BARS (f), bar); | |
3029 | if (! NILP (bar->next)) | |
3030 | XSETVECTOR (XSCROLL_BAR (bar->next)->prev, bar); | |
3031 | } | |
3032 | #ifdef PIGSFLY | |
3033 | struct scroll_bar *bar; | |
3034 | ||
3035 | /* We can't redeem this window's scroll bar if it doesn't have one. */ | |
3036 | if (NILP (window->vertical_scroll_bar)) | |
3037 | abort (); | |
3038 | ||
3039 | bar = XSCROLL_BAR (window->vertical_scroll_bar); | |
3040 | ||
ee78dc32 GV |
3041 | /* Unlink it from the condemned list. */ |
3042 | { | |
3043 | FRAME_PTR f = XFRAME (WINDOW_FRAME (window)); | |
3044 | ||
3045 | if (NILP (bar->prev)) | |
3046 | { | |
3047 | /* If the prev pointer is nil, it must be the first in one of | |
3048 | the lists. */ | |
3049 | if (EQ (FRAME_SCROLL_BARS (f), window->vertical_scroll_bar)) | |
3050 | /* It's not condemned. Everything's fine. */ | |
3051 | return; | |
3052 | else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f), | |
3053 | window->vertical_scroll_bar)) | |
3054 | FRAME_CONDEMNED_SCROLL_BARS (f) = bar->next; | |
3055 | else | |
3056 | /* If its prev pointer is nil, it must be at the front of | |
3057 | one or the other! */ | |
3058 | abort (); | |
3059 | } | |
3060 | else | |
3061 | XSCROLL_BAR (bar->prev)->next = bar->next; | |
3062 | ||
3063 | if (! NILP (bar->next)) | |
3064 | XSCROLL_BAR (bar->next)->prev = bar->prev; | |
3065 | ||
3066 | bar->next = FRAME_SCROLL_BARS (f); | |
3067 | bar->prev = Qnil; | |
3068 | XSETVECTOR (FRAME_SCROLL_BARS (f), bar); | |
3069 | if (! NILP (bar->next)) | |
3070 | XSETVECTOR (XSCROLL_BAR (bar->next)->prev, bar); | |
3071 | } | |
ef0e360f | 3072 | #endif |
ee78dc32 GV |
3073 | } |
3074 | ||
3075 | /* Remove all scroll bars on FRAME that haven't been saved since the | |
3076 | last call to `*condemn_scroll_bars_hook'. */ | |
3077 | static void | |
fbd6baed | 3078 | w32_judge_scroll_bars (f) |
ee78dc32 GV |
3079 | FRAME_PTR f; |
3080 | { | |
3081 | Lisp_Object bar, next; | |
3082 | ||
3083 | bar = FRAME_CONDEMNED_SCROLL_BARS (f); | |
3084 | ||
3085 | /* Clear out the condemned list now so we won't try to process any | |
3086 | more events on the hapless scroll bars. */ | |
3087 | FRAME_CONDEMNED_SCROLL_BARS (f) = Qnil; | |
3088 | ||
3089 | for (; ! NILP (bar); bar = next) | |
3090 | { | |
3091 | struct scroll_bar *b = XSCROLL_BAR (bar); | |
3092 | ||
3093 | x_scroll_bar_remove (b); | |
3094 | ||
3095 | next = b->next; | |
3096 | b->next = b->prev = Qnil; | |
3097 | } | |
3098 | ||
3099 | /* Now there should be no references to the condemned scroll bars, | |
3100 | and they should get garbage-collected. */ | |
ef0e360f GV |
3101 | #ifdef PIGSFLY |
3102 | Lisp_Object bar, next; | |
3103 | ||
3104 | bar = FRAME_CONDEMNED_SCROLL_BARS (f); | |
3105 | ||
3106 | /* Clear out the condemned list now so we won't try to process any | |
3107 | more events on the hapless scroll bars. */ | |
3108 | FRAME_CONDEMNED_SCROLL_BARS (f) = Qnil; | |
3109 | ||
3110 | for (; ! NILP (bar); bar = next) | |
3111 | { | |
3112 | struct scroll_bar *b = XSCROLL_BAR (bar); | |
3113 | ||
3114 | x_scroll_bar_remove (b); | |
3115 | ||
3116 | next = b->next; | |
3117 | b->next = b->prev = Qnil; | |
3118 | } | |
3119 | ||
3120 | /* Now there should be no references to the condemned scroll bars, | |
3121 | and they should get garbage-collected. */ | |
3122 | #endif | |
ee78dc32 GV |
3123 | } |
3124 | ||
3125 | /* Handle a mouse click on the scroll bar BAR. If *EMACS_EVENT's kind | |
3126 | is set to something other than no_event, it is enqueued. | |
3127 | ||
3128 | This may be called from a signal handler, so we have to ignore GC | |
3129 | mark bits. */ | |
2c28562d | 3130 | |
52cf03a1 | 3131 | static int |
ee78dc32 GV |
3132 | x_scroll_bar_handle_click (bar, msg, emacs_event) |
3133 | struct scroll_bar *bar; | |
fbd6baed | 3134 | W32Msg *msg; |
ee78dc32 GV |
3135 | struct input_event *emacs_event; |
3136 | { | |
3137 | if (! GC_WINDOWP (bar->window)) | |
3138 | abort (); | |
3139 | ||
fbd6baed | 3140 | emacs_event->kind = w32_scroll_bar_click; |
ee78dc32 | 3141 | emacs_event->code = 0; |
52cf03a1 GV |
3142 | /* not really meaningful to distinguish up/down */ |
3143 | emacs_event->modifiers = msg->dwModifiers; | |
ee78dc32 GV |
3144 | emacs_event->frame_or_window = bar->window; |
3145 | emacs_event->timestamp = msg->msg.time; | |
3146 | ||
3147 | { | |
689004fa GV |
3148 | int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (XINT (bar->height)); |
3149 | int y; | |
3150 | int dragging = !NILP (bar->dragging); | |
3151 | ||
3152 | if (pfnGetScrollInfo) | |
3153 | { | |
3154 | SCROLLINFO si; | |
3155 | ||
3156 | si.cbSize = sizeof (si); | |
3157 | si.fMask = SIF_POS; | |
3158 | ||
3159 | pfnGetScrollInfo ((HWND) msg->msg.lParam, SB_CTL, &si); | |
3160 | y = si.nPos; | |
3161 | } | |
3162 | else | |
3163 | y = GetScrollPos ((HWND) msg->msg.lParam, SB_CTL); | |
3164 | ||
3165 | bar->dragging = Qnil; | |
ee78dc32 GV |
3166 | |
3167 | switch (LOWORD (msg->msg.wParam)) | |
2c28562d | 3168 | { |
2c28562d | 3169 | case SB_LINEDOWN: |
52cf03a1 | 3170 | emacs_event->part = scroll_bar_down_arrow; |
ee78dc32 | 3171 | break; |
2c28562d | 3172 | case SB_LINEUP: |
52cf03a1 | 3173 | emacs_event->part = scroll_bar_up_arrow; |
ee78dc32 | 3174 | break; |
2c28562d | 3175 | case SB_PAGEUP: |
ee78dc32 GV |
3176 | emacs_event->part = scroll_bar_above_handle; |
3177 | break; | |
2c28562d | 3178 | case SB_PAGEDOWN: |
ee78dc32 GV |
3179 | emacs_event->part = scroll_bar_below_handle; |
3180 | break; | |
2c28562d | 3181 | case SB_TOP: |
ee78dc32 GV |
3182 | emacs_event->part = scroll_bar_handle; |
3183 | y = 0; | |
3184 | break; | |
2c28562d | 3185 | case SB_BOTTOM: |
ee78dc32 GV |
3186 | emacs_event->part = scroll_bar_handle; |
3187 | y = top_range; | |
3188 | break; | |
689004fa | 3189 | case SB_THUMBTRACK: |
2c28562d | 3190 | case SB_THUMBPOSITION: |
689004fa GV |
3191 | if (VERTICAL_SCROLL_BAR_TOP_RANGE (XINT (bar->height)) <= 0xffff) |
3192 | y = HIWORD (msg->msg.wParam); | |
3193 | bar->dragging = Qt; | |
ee78dc32 | 3194 | emacs_event->part = scroll_bar_handle; |
689004fa GV |
3195 | |
3196 | /* "Silently" update current position. */ | |
3197 | if (pfnSetScrollInfo) | |
3198 | { | |
3199 | SCROLLINFO si; | |
3200 | ||
3201 | si.cbSize = sizeof (si); | |
3202 | si.fMask = SIF_POS; | |
3203 | ||
3204 | #if 0 | |
3205 | /* Shrink handle if necessary to allow full range for position. */ | |
3206 | { | |
3207 | int start = XINT (bar->start); | |
3208 | int end = XINT (bar->end); | |
3209 | int len = end - start; | |
3210 | ||
3211 | /* If new end is nearly hitting bottom, we must shrink | |
3212 | handle. How much we shrink it depends on the relative | |
3213 | sizes of len and top_range. */ | |
3214 | if (y + len > top_range - 2) | |
3215 | { | |
3216 | len -= min (top_range / 10, (len / 3) + 2); | |
3217 | if (len < 0) | |
3218 | len = 0; | |
3219 | } | |
3220 | si.nPage = len + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
3221 | si.fMask |= SIF_PAGE; | |
3222 | } | |
3223 | #endif | |
3224 | si.nPos = y; | |
3225 | /* Remember apparent position (we actually lag behind the real | |
3226 | position, so don't set that directly. */ | |
3227 | last_scroll_bar_drag_pos = y; | |
3228 | ||
3229 | pfnSetScrollInfo (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, &si, FALSE); | |
3230 | } | |
3231 | else | |
3232 | SetScrollPos (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, y, FALSE); | |
ee78dc32 | 3233 | break; |
2c28562d | 3234 | case SB_ENDSCROLL: |
689004fa GV |
3235 | /* If this is the end of a drag sequence, then reset the scroll |
3236 | handle size to normal and do a final redraw. Otherwise do | |
3237 | nothing. */ | |
3238 | if (dragging) | |
3239 | { | |
3240 | if (pfnSetScrollInfo) | |
3241 | { | |
3242 | SCROLLINFO si; | |
3243 | int start = XINT (bar->start); | |
3244 | int end = XINT (bar->end); | |
3245 | ||
3246 | si.cbSize = sizeof (si); | |
3247 | si.fMask = SIF_PAGE | SIF_POS; | |
3248 | si.nPage = end - start + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
3249 | si.nPos = last_scroll_bar_drag_pos; | |
3250 | ||
3251 | pfnSetScrollInfo (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, &si, TRUE); | |
3252 | } | |
3253 | else | |
3254 | SetScrollPos (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, y, TRUE); | |
3255 | } | |
3256 | /* fall through */ | |
2c28562d | 3257 | default: |
689004fa | 3258 | emacs_event->kind = no_event; |
52cf03a1 | 3259 | return FALSE; |
2c28562d | 3260 | } |
52cf03a1 | 3261 | |
ee78dc32 GV |
3262 | XSETINT (emacs_event->x, y); |
3263 | XSETINT (emacs_event->y, top_range); | |
52cf03a1 GV |
3264 | |
3265 | return TRUE; | |
ee78dc32 GV |
3266 | } |
3267 | } | |
3268 | ||
3269 | /* Return information to the user about the current position of the mouse | |
3270 | on the scroll bar. */ | |
3271 | static void | |
3272 | x_scroll_bar_report_motion (fp, bar_window, part, x, y, time) | |
3273 | FRAME_PTR *fp; | |
3274 | Lisp_Object *bar_window; | |
3275 | enum scroll_bar_part *part; | |
3276 | Lisp_Object *x, *y; | |
3277 | unsigned long *time; | |
3278 | { | |
3279 | struct scroll_bar *bar = XSCROLL_BAR (last_mouse_scroll_bar); | |
fbd6baed | 3280 | Window w = SCROLL_BAR_W32_WINDOW (bar); |
ee78dc32 GV |
3281 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); |
3282 | int pos; | |
689004fa | 3283 | int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (XINT (bar->height)); |
ee78dc32 GV |
3284 | |
3285 | BLOCK_INPUT; | |
3286 | ||
3287 | *fp = f; | |
3288 | *bar_window = bar->window; | |
3289 | ||
689004fa GV |
3290 | if (pfnGetScrollInfo) |
3291 | { | |
3292 | SCROLLINFO si; | |
3293 | ||
3294 | si.cbSize = sizeof (si); | |
3295 | si.fMask = SIF_POS | SIF_PAGE | SIF_RANGE; | |
3296 | ||
3297 | pfnGetScrollInfo (w, SB_CTL, &si); | |
3298 | pos = si.nPos; | |
3299 | top_range = si.nMax - si.nPage + 1; | |
3300 | } | |
3301 | else | |
3302 | pos = GetScrollPos (w, SB_CTL); | |
ee78dc32 GV |
3303 | |
3304 | switch (LOWORD (last_mouse_scroll_bar_pos)) | |
3305 | { | |
3306 | case SB_THUMBPOSITION: | |
3307 | case SB_THUMBTRACK: | |
3308 | *part = scroll_bar_handle; | |
3309 | if (VERTICAL_SCROLL_BAR_TOP_RANGE (XINT (bar->height)) <= 0xffff) | |
3310 | pos = HIWORD (last_mouse_scroll_bar_pos); | |
3311 | break; | |
3312 | case SB_LINEDOWN: | |
3313 | *part = scroll_bar_handle; | |
3314 | pos++; | |
3315 | break; | |
3316 | default: | |
3317 | *part = scroll_bar_handle; | |
3318 | break; | |
3319 | } | |
3320 | ||
3321 | XSETINT(*x, pos); | |
689004fa | 3322 | XSETINT(*y, top_range); |
ee78dc32 GV |
3323 | |
3324 | f->mouse_moved = 0; | |
3325 | last_mouse_scroll_bar = Qnil; | |
3326 | ||
3327 | *time = last_mouse_movement_time; | |
3328 | ||
3329 | UNBLOCK_INPUT; | |
3330 | } | |
3331 | ||
3332 | /* The screen has been cleared so we may have changed foreground or | |
3333 | background colors, and the scroll bars may need to be redrawn. | |
3334 | Clear out the scroll bars, and ask for expose events, so we can | |
3335 | redraw them. */ | |
3336 | ||
3337 | x_scroll_bar_clear (f) | |
3338 | FRAME_PTR f; | |
3339 | { | |
ee78dc32 GV |
3340 | Lisp_Object bar; |
3341 | ||
3342 | for (bar = FRAME_SCROLL_BARS (f); VECTORP (bar); | |
3343 | bar = XSCROLL_BAR (bar)->next) | |
52cf03a1 | 3344 | { |
fbd6baed | 3345 | HWND window = SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar)); |
52cf03a1 GV |
3346 | HDC hdc = GetDC (window); |
3347 | RECT rect; | |
3348 | ||
689004fa GV |
3349 | /* Hide scroll bar until ready to repaint. x_scroll_bar_move |
3350 | arranges to refresh the scroll bar if hidden. */ | |
3351 | my_show_window (f, window, SW_HIDE); | |
3352 | ||
52cf03a1 GV |
3353 | GetClientRect (window, &rect); |
3354 | select_palette (f, hdc); | |
fbd6baed | 3355 | w32_clear_rect (f, hdc, &rect); |
52cf03a1 | 3356 | deselect_palette (f, hdc); |
689004fa GV |
3357 | |
3358 | ReleaseDC (window, hdc); | |
52cf03a1 GV |
3359 | } |
3360 | } | |
3361 | ||
3362 | show_scroll_bars (f, how) | |
3363 | FRAME_PTR f; | |
3364 | int how; | |
3365 | { | |
3366 | Lisp_Object bar; | |
3367 | ||
3368 | for (bar = FRAME_SCROLL_BARS (f); VECTORP (bar); | |
3369 | bar = XSCROLL_BAR (bar)->next) | |
3370 | { | |
fbd6baed | 3371 | HWND window = SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar)); |
689004fa | 3372 | my_show_window (f, window, how); |
52cf03a1 | 3373 | } |
ee78dc32 GV |
3374 | } |
3375 | ||
3376 | \f | |
fbd6baed | 3377 | /* The main W32 event-reading loop - w32_read_socket. */ |
ee78dc32 GV |
3378 | |
3379 | /* Timestamp of enter window event. This is only used by w32_read_socket, | |
3380 | but we have to put it out here, since static variables within functions | |
3381 | sometimes don't work. */ | |
3382 | static Time enter_timestamp; | |
3383 | ||
3384 | /* Record the last 100 characters stored | |
3385 | to help debug the loss-of-chars-during-GC problem. */ | |
3386 | int temp_index; | |
3387 | short temp_buffer[100]; | |
3388 | ||
afd153f0 | 3389 | |
fbd6baed | 3390 | /* Read events coming from the W32 shell. |
ee78dc32 GV |
3391 | This routine is called by the SIGIO handler. |
3392 | We return as soon as there are no more events to be read. | |
3393 | ||
3394 | Events representing keys are stored in buffer BUFP, | |
3395 | which can hold up to NUMCHARS characters. | |
3396 | We return the number of characters stored into the buffer, | |
3397 | thus pretending to be `read'. | |
3398 | ||
ee78dc32 GV |
3399 | EXPECTED is nonzero if the caller knows input is available. |
3400 | ||
3401 | Some of these messages are reposted back to the message queue since the | |
e9e23e23 GV |
3402 | system calls the windows proc directly in a context where we cannot return |
3403 | the data nor can we guarantee the state we are in. So if we dispatch them | |
ee78dc32 GV |
3404 | we will get into an infinite loop. To prevent this from ever happening we |
3405 | will set a variable to indicate we are in the read_socket call and indicate | |
e9e23e23 GV |
3406 | which message we are processing since the windows proc gets called |
3407 | recursively with different messages by the system. | |
ee78dc32 GV |
3408 | */ |
3409 | ||
3410 | int | |
3aad7613 | 3411 | w32_read_socket (sd, bufp, numchars, expected) |
ee78dc32 GV |
3412 | register int sd; |
3413 | register struct input_event *bufp; | |
3414 | register int numchars; | |
ee78dc32 GV |
3415 | int expected; |
3416 | { | |
3417 | int count = 0; | |
689004fa | 3418 | int check_visibility = 0; |
fbd6baed | 3419 | W32Msg msg; |
ee78dc32 | 3420 | struct frame *f; |
ee78dc32 | 3421 | Lisp_Object part; |
fbd6baed | 3422 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
ee78dc32 GV |
3423 | |
3424 | if (interrupt_input_blocked) | |
3425 | { | |
3426 | interrupt_input_pending = 1; | |
3427 | return -1; | |
3428 | } | |
3429 | ||
3430 | interrupt_input_pending = 0; | |
3431 | BLOCK_INPUT; | |
3432 | ||
3433 | /* So people can tell when we have read the available input. */ | |
3434 | input_signal_count++; | |
3435 | ||
3436 | if (numchars <= 0) | |
3437 | abort (); /* Don't think this happens. */ | |
3438 | ||
52cf03a1 | 3439 | while (get_next_msg (&msg, FALSE)) |
ee78dc32 GV |
3440 | { |
3441 | switch (msg.msg.message) | |
3442 | { | |
ee78dc32 | 3443 | case WM_PAINT: |
ee78dc32 GV |
3444 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); |
3445 | ||
3446 | if (f) | |
3447 | { | |
014b6ea1 GV |
3448 | if (msg.rect.right == msg.rect.left || |
3449 | msg.rect.bottom == msg.rect.top) | |
ee78dc32 | 3450 | { |
014b6ea1 GV |
3451 | /* We may get paint messages even though the client |
3452 | area is clipped - these are not expose events. */ | |
3453 | DebPrint (("clipped frame %04x (%s) got WM_PAINT\n", f, | |
3454 | XSTRING (f->name)->data)); | |
3455 | } | |
3456 | else if (f->async_visible != 1) | |
3457 | { | |
3458 | /* Definitely not obscured, so mark as visible. */ | |
ee78dc32 GV |
3459 | f->async_visible = 1; |
3460 | f->async_iconified = 0; | |
3461 | SET_FRAME_GARBAGED (f); | |
014b6ea1 GV |
3462 | DebPrint (("frame %04x (%s) reexposed\n", f, |
3463 | XSTRING (f->name)->data)); | |
689004fa GV |
3464 | |
3465 | /* WM_PAINT serves as MapNotify as well, so report | |
3466 | visibility changes properly. */ | |
3467 | if (f->iconified) | |
3468 | { | |
3469 | bufp->kind = deiconify_event; | |
3470 | XSETFRAME (bufp->frame_or_window, f); | |
3471 | bufp++; | |
3472 | count++; | |
3473 | numchars--; | |
3474 | } | |
3475 | else if (! NILP(Vframe_list) | |
3476 | && ! NILP (XCONS (Vframe_list)->cdr)) | |
3477 | /* Force a redisplay sooner or later to update the | |
3478 | frame titles in case this is the second frame. */ | |
3479 | record_asynch_buffer_change (); | |
ee78dc32 GV |
3480 | } |
3481 | else | |
3482 | { | |
97e6de38 | 3483 | /* Erase background again for safety. */ |
fbd6baed | 3484 | w32_clear_rect (f, NULL, &msg.rect); |
ee78dc32 GV |
3485 | dumprectangle (f, |
3486 | msg.rect.left, | |
3487 | msg.rect.top, | |
689004fa GV |
3488 | msg.rect.right - msg.rect.left, |
3489 | msg.rect.bottom - msg.rect.top); | |
ee78dc32 GV |
3490 | } |
3491 | } | |
52cf03a1 | 3492 | break; |
689004fa | 3493 | |
f98169a0 GV |
3494 | case WM_INPUTLANGCHANGE: |
3495 | /* Generate a language change event. */ | |
3496 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3497 | ||
3498 | if (f) | |
3499 | { | |
3500 | if (numchars == 0) | |
3501 | abort (); | |
3502 | ||
3503 | bufp->kind = language_change_event; | |
3504 | XSETFRAME (bufp->frame_or_window, f); | |
3505 | bufp->code = msg.msg.wParam; | |
3506 | bufp->modifiers = msg.msg.lParam & 0xffff; | |
3507 | bufp++; | |
3508 | count++; | |
3509 | numchars--; | |
3510 | } | |
3511 | break; | |
3512 | ||
ee78dc32 GV |
3513 | case WM_KEYDOWN: |
3514 | case WM_SYSKEYDOWN: | |
3515 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3516 | ||
3517 | if (f && !f->iconified) | |
3518 | { | |
3519 | if (temp_index == sizeof temp_buffer / sizeof (short)) | |
3520 | temp_index = 0; | |
3521 | temp_buffer[temp_index++] = msg.msg.wParam; | |
3522 | bufp->kind = non_ascii_keystroke; | |
3523 | bufp->code = msg.msg.wParam; | |
f98169a0 | 3524 | bufp->modifiers = msg.dwModifiers; |
ee78dc32 GV |
3525 | XSETFRAME (bufp->frame_or_window, f); |
3526 | bufp->timestamp = msg.msg.time; | |
3527 | bufp++; | |
3528 | numchars--; | |
3529 | count++; | |
3530 | } | |
3531 | break; | |
689004fa | 3532 | |
ee78dc32 GV |
3533 | case WM_SYSCHAR: |
3534 | case WM_CHAR: | |
3535 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3536 | ||
3537 | if (f && !f->iconified) | |
3538 | { | |
f98169a0 GV |
3539 | if (temp_index == sizeof temp_buffer / sizeof (short)) |
3540 | temp_index = 0; | |
3541 | temp_buffer[temp_index++] = msg.msg.wParam; | |
3542 | bufp->kind = ascii_keystroke; | |
3543 | bufp->code = msg.msg.wParam; | |
3544 | bufp->modifiers = msg.dwModifiers; | |
3545 | XSETFRAME (bufp->frame_or_window, f); | |
3546 | bufp->timestamp = msg.msg.time; | |
3547 | bufp++; | |
3548 | numchars--; | |
3549 | count++; | |
ee78dc32 GV |
3550 | } |
3551 | break; | |
689004fa | 3552 | |
ee78dc32 GV |
3553 | case WM_MOUSEMOVE: |
3554 | if (dpyinfo->grabbed && last_mouse_frame | |
3555 | && FRAME_LIVE_P (last_mouse_frame)) | |
3556 | f = last_mouse_frame; | |
3557 | else | |
3558 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3559 | ||
3560 | if (f) | |
3561 | note_mouse_movement (f, &msg.msg); | |
3562 | else | |
fbd6baed | 3563 | clear_mouse_face (FRAME_W32_DISPLAY_INFO (f)); |
ee78dc32 GV |
3564 | |
3565 | break; | |
689004fa | 3566 | |
ee78dc32 GV |
3567 | case WM_LBUTTONDOWN: |
3568 | case WM_LBUTTONUP: | |
3569 | case WM_MBUTTONDOWN: | |
3570 | case WM_MBUTTONUP: | |
3571 | case WM_RBUTTONDOWN: | |
3572 | case WM_RBUTTONUP: | |
3573 | { | |
3574 | int button; | |
3575 | int up; | |
3576 | ||
3577 | if (dpyinfo->grabbed && last_mouse_frame | |
3578 | && FRAME_LIVE_P (last_mouse_frame)) | |
3579 | f = last_mouse_frame; | |
3580 | else | |
3581 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3582 | ||
3583 | if (f) | |
3584 | { | |
fbd6baed | 3585 | if ((!dpyinfo->w32_focus_frame || f == dpyinfo->w32_focus_frame) |
ee78dc32 GV |
3586 | && (numchars >= 1)) |
3587 | { | |
3588 | construct_mouse_click (bufp, &msg, f); | |
3589 | bufp++; | |
3590 | count++; | |
3591 | numchars--; | |
3592 | } | |
3593 | } | |
3594 | ||
3595 | parse_button (msg.msg.message, &button, &up); | |
3596 | ||
3597 | if (up) | |
3598 | { | |
3599 | dpyinfo->grabbed &= ~ (1 << button); | |
3600 | } | |
3601 | else | |
3602 | { | |
3603 | dpyinfo->grabbed |= (1 << button); | |
3604 | last_mouse_frame = f; | |
3605 | } | |
689004fa | 3606 | break; |
ee78dc32 GV |
3607 | } |
3608 | ||
689004fa GV |
3609 | case WM_MOUSEWHEEL: |
3610 | if (dpyinfo->grabbed && last_mouse_frame | |
3611 | && FRAME_LIVE_P (last_mouse_frame)) | |
3612 | f = last_mouse_frame; | |
3613 | else | |
3614 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3615 | ||
3616 | if (f) | |
3617 | { | |
3618 | if ((!dpyinfo->w32_focus_frame | |
3619 | || f == dpyinfo->w32_focus_frame) | |
3620 | && (numchars >= 1)) | |
3621 | { | |
3622 | construct_mouse_wheel (bufp, &msg, f); | |
3623 | bufp++; | |
3624 | count++; | |
3625 | numchars--; | |
3626 | } | |
3627 | } | |
ee78dc32 | 3628 | break; |
689004fa | 3629 | |
12857dfd RS |
3630 | case WM_DROPFILES: |
3631 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3632 | ||
3633 | if (f) | |
3634 | { | |
3635 | construct_drag_n_drop (bufp, &msg, f); | |
3636 | bufp++; | |
3637 | count++; | |
3638 | numchars--; | |
3639 | } | |
3640 | break; | |
3641 | ||
ee78dc32 GV |
3642 | case WM_VSCROLL: |
3643 | { | |
689004fa GV |
3644 | struct scroll_bar *bar = |
3645 | x_window_to_scroll_bar ((HWND)msg.msg.lParam); | |
ee78dc32 GV |
3646 | |
3647 | if (bar && numchars >= 1) | |
3648 | { | |
52cf03a1 GV |
3649 | if (x_scroll_bar_handle_click (bar, &msg, bufp)) |
3650 | { | |
3651 | bufp++; | |
3652 | count++; | |
3653 | numchars--; | |
3654 | } | |
ee78dc32 | 3655 | } |
689004fa | 3656 | break; |
ee78dc32 GV |
3657 | } |
3658 | ||
689004fa GV |
3659 | case WM_WINDOWPOSCHANGED: |
3660 | case WM_ACTIVATE: | |
3661 | case WM_ACTIVATEAPP: | |
3662 | check_visibility = 1; | |
ee78dc32 | 3663 | break; |
689004fa | 3664 | |
ee78dc32 GV |
3665 | case WM_MOVE: |
3666 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3667 | ||
3668 | if (f && !f->async_iconified) | |
3669 | { | |
689004fa GV |
3670 | int x, y; |
3671 | ||
3672 | x_real_positions (f, &x, &y); | |
3673 | f->output_data.w32->left_pos = x; | |
3674 | f->output_data.w32->top_pos = y; | |
ee78dc32 | 3675 | } |
689004fa GV |
3676 | |
3677 | check_visibility = 1; | |
3678 | break; | |
3679 | ||
3680 | case WM_SHOWWINDOW: | |
3681 | /* If window has been obscured or exposed by another window | |
3682 | being maximised or minimised/restored, then recheck | |
3683 | visibility of all frames. Direct changes to our own | |
3684 | windows get handled by WM_SIZE. */ | |
3685 | #if 0 | |
3686 | if (msg.msg.lParam != 0) | |
3687 | check_visibility = 1; | |
3688 | else | |
3689 | { | |
3690 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3691 | f->async_visible = msg.msg.wParam; | |
3692 | } | |
3693 | #endif | |
3694 | ||
3695 | check_visibility = 1; | |
ee78dc32 | 3696 | break; |
689004fa | 3697 | |
ee78dc32 GV |
3698 | case WM_SIZE: |
3699 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3700 | ||
689004fa GV |
3701 | /* Inform lisp of whether frame has been iconified etc. */ |
3702 | if (f) | |
ee78dc32 | 3703 | { |
689004fa | 3704 | switch (msg.msg.wParam) |
ee78dc32 | 3705 | { |
689004fa GV |
3706 | case SIZE_MINIMIZED: |
3707 | f->async_visible = 0; | |
ee78dc32 GV |
3708 | f->async_iconified = 1; |
3709 | ||
3710 | bufp->kind = iconify_event; | |
3711 | XSETFRAME (bufp->frame_or_window, f); | |
3712 | bufp++; | |
3713 | count++; | |
3714 | numchars--; | |
689004fa GV |
3715 | break; |
3716 | ||
3717 | case SIZE_MAXIMIZED: | |
3718 | case SIZE_RESTORED: | |
ee78dc32 GV |
3719 | f->async_visible = 1; |
3720 | f->async_iconified = 0; | |
3721 | ||
3722 | /* wait_reading_process_input will notice this and update | |
3723 | the frame's display structures. */ | |
3724 | SET_FRAME_GARBAGED (f); | |
3725 | ||
3726 | if (f->iconified) | |
3727 | { | |
31d4844a KH |
3728 | int x, y; |
3729 | ||
3730 | /* Reset top and left positions of the Window | |
3731 | here since Windows sends a WM_MOVE message | |
3732 | BEFORE telling us the Window is minimized | |
3733 | when the Window is iconified, with 3000,3000 | |
3734 | as the co-ords. */ | |
3735 | x_real_positions (f, &x, &y); | |
3736 | f->output_data.w32->left_pos = x; | |
3737 | f->output_data.w32->top_pos = y; | |
3738 | ||
ee78dc32 GV |
3739 | bufp->kind = deiconify_event; |
3740 | XSETFRAME (bufp->frame_or_window, f); | |
3741 | bufp++; | |
3742 | count++; | |
3743 | numchars--; | |
3744 | } | |
3745 | else | |
3746 | /* Force a redisplay sooner or later | |
3747 | to update the frame titles | |
3748 | in case this is the second frame. */ | |
3749 | record_asynch_buffer_change (); | |
689004fa | 3750 | break; |
ee78dc32 | 3751 | } |
ee78dc32 | 3752 | } |
689004fa | 3753 | |
ef0e360f GV |
3754 | if (f && !f->async_iconified && msg.msg.wParam != SIZE_MINIMIZED) |
3755 | { | |
3756 | RECT rect; | |
3757 | int rows; | |
3758 | int columns; | |
3759 | int width; | |
3760 | int height; | |
3761 | ||
3762 | GetClientRect(msg.msg.hwnd, &rect); | |
3763 | ||
3764 | height = rect.bottom - rect.top; | |
3765 | width = rect.right - rect.left; | |
3766 | ||
3767 | rows = PIXEL_TO_CHAR_HEIGHT (f, height); | |
3768 | columns = PIXEL_TO_CHAR_WIDTH (f, width); | |
3769 | ||
3770 | /* TODO: Clip size to the screen dimensions. */ | |
3771 | ||
3772 | /* Even if the number of character rows and columns has | |
3773 | not changed, the font size may have changed, so we need | |
3774 | to check the pixel dimensions as well. */ | |
3775 | ||
3776 | if (columns != f->width | |
3777 | || rows != f->height | |
3778 | || width != f->output_data.w32->pixel_width | |
3779 | || height != f->output_data.w32->pixel_height) | |
3780 | { | |
3781 | /* I had set this to 0, 0 - I am not sure why?? */ | |
3782 | ||
3783 | change_frame_size (f, rows, columns, 0, 1); | |
3784 | SET_FRAME_GARBAGED (f); | |
31d4844a | 3785 | cancel_mouse_face (f); |
ef0e360f GV |
3786 | f->output_data.w32->pixel_width = width; |
3787 | f->output_data.w32->pixel_height = height; | |
3788 | f->output_data.w32->win_gravity = NorthWestGravity; | |
3789 | } | |
3790 | } | |
3791 | ||
689004fa GV |
3792 | check_visibility = 1; |
3793 | break; | |
3794 | ||
3795 | case WM_SETFOCUS: | |
3796 | case WM_KILLFOCUS: | |
3797 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
ee78dc32 | 3798 | |
689004fa GV |
3799 | if (msg.msg.message == WM_SETFOCUS) |
3800 | { | |
3801 | x_new_focus_frame (dpyinfo, f); | |
3802 | } | |
3803 | else if (f == dpyinfo->w32_focus_frame) | |
3804 | { | |
3805 | x_new_focus_frame (dpyinfo, 0); | |
08712a41 AI |
3806 | |
3807 | if (f == dpyinfo->mouse_face_mouse_frame) | |
3808 | clear_mouse_face (dpyinfo); | |
689004fa GV |
3809 | } |
3810 | ||
08712a41 | 3811 | dpyinfo->grabbed = 0; |
689004fa | 3812 | check_visibility = 1; |
ee78dc32 | 3813 | break; |
689004fa | 3814 | |
ee78dc32 GV |
3815 | case WM_CLOSE: |
3816 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3817 | ||
3818 | if (f) | |
3819 | { | |
3820 | if (numchars == 0) | |
3821 | abort (); | |
3822 | ||
3823 | bufp->kind = delete_window_event; | |
3824 | XSETFRAME (bufp->frame_or_window, f); | |
3825 | bufp++; | |
3826 | count++; | |
3827 | numchars--; | |
3828 | } | |
689004fa GV |
3829 | break; |
3830 | ||
3831 | case WM_INITMENU: | |
3832 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3833 | ||
3834 | if (f) | |
3835 | { | |
3836 | if (numchars == 0) | |
3837 | abort (); | |
ee78dc32 | 3838 | |
689004fa GV |
3839 | bufp->kind = menu_bar_activate_event; |
3840 | XSETFRAME (bufp->frame_or_window, f); | |
3841 | bufp++; | |
3842 | count++; | |
3843 | numchars--; | |
3844 | } | |
ee78dc32 | 3845 | break; |
689004fa | 3846 | |
ee78dc32 GV |
3847 | case WM_COMMAND: |
3848 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
014b6ea1 | 3849 | |
ee78dc32 GV |
3850 | if (f) |
3851 | { | |
f98169a0 GV |
3852 | extern void menubar_selection_callback |
3853 | (FRAME_PTR f, void * client_data); | |
014b6ea1 | 3854 | menubar_selection_callback (f, (void *)msg.msg.wParam); |
ee78dc32 | 3855 | } |
689004fa GV |
3856 | |
3857 | check_visibility = 1; | |
3858 | break; | |
3859 | ||
3860 | case WM_DISPLAYCHANGE: | |
3861 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3862 | ||
3863 | if (f) | |
3864 | { | |
3865 | dpyinfo->width = (short) LOWORD (msg.msg.lParam); | |
3866 | dpyinfo->height = (short) HIWORD (msg.msg.lParam); | |
3867 | dpyinfo->n_cbits = msg.msg.wParam; | |
3868 | DebPrint (("display change: %d %d\n", dpyinfo->width, | |
3869 | dpyinfo->height)); | |
3870 | } | |
3871 | ||
3872 | check_visibility = 1; | |
ee78dc32 | 3873 | break; |
e7efd97e GV |
3874 | |
3875 | default: | |
3876 | /* Check for messages registered at runtime. */ | |
3877 | if (msg.msg.message == msh_mousewheel) | |
3878 | { | |
3879 | if (dpyinfo->grabbed && last_mouse_frame | |
3880 | && FRAME_LIVE_P (last_mouse_frame)) | |
3881 | f = last_mouse_frame; | |
3882 | else | |
3883 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3884 | ||
3885 | if (f) | |
3886 | { | |
3887 | if ((!dpyinfo->w32_focus_frame | |
3888 | || f == dpyinfo->w32_focus_frame) | |
3889 | && (numchars >= 1)) | |
3890 | { | |
3891 | construct_mouse_wheel (bufp, &msg, f); | |
3892 | bufp++; | |
3893 | count++; | |
3894 | numchars--; | |
3895 | } | |
3896 | } | |
3897 | } | |
3898 | break; | |
ee78dc32 GV |
3899 | } |
3900 | } | |
3901 | ||
3902 | /* If the focus was just given to an autoraising frame, | |
3903 | raise it now. */ | |
3904 | /* ??? This ought to be able to handle more than one such frame. */ | |
3905 | if (pending_autoraise_frame) | |
3906 | { | |
3907 | x_raise_frame (pending_autoraise_frame); | |
3908 | pending_autoraise_frame = 0; | |
3909 | } | |
3910 | ||
689004fa GV |
3911 | /* Check which frames are still visisble, if we have enqueued any user |
3912 | events or been notified of events that may affect visibility. We | |
3913 | do this here because there doesn't seem to be any direct | |
3914 | notification from Windows that the visibility of a window has | |
3915 | changed (at least, not in all cases). */ | |
3916 | if (count > 0 || check_visibility) | |
3917 | { | |
3918 | Lisp_Object tail, frame; | |
3919 | ||
3920 | FOR_EACH_FRAME (tail, frame) | |
3921 | { | |
3922 | FRAME_PTR f = XFRAME (frame); | |
3923 | /* Check "visible" frames and mark each as obscured or not. | |
3924 | Note that async_visible is nonzero for unobscured and | |
3925 | obscured frames, but zero for hidden and iconified frames. */ | |
3926 | if (FRAME_W32_P (f) && f->async_visible) | |
3927 | { | |
3928 | RECT clipbox; | |
3929 | HDC hdc = get_frame_dc (f); | |
3930 | GetClipBox (hdc, &clipbox); | |
3931 | release_frame_dc (f, hdc); | |
3932 | ||
3933 | if (clipbox.right == clipbox.left | |
3934 | || clipbox.bottom == clipbox.top) | |
3935 | { | |
3936 | /* Frame has become completely obscured so mark as | |
3937 | such (we do this by setting async_visible to 2 so | |
3938 | that FRAME_VISIBLE_P is still true, but redisplay | |
3939 | will skip it). */ | |
3940 | f->async_visible = 2; | |
3941 | ||
3942 | if (!FRAME_OBSCURED_P (f)) | |
3943 | { | |
3944 | DebPrint (("frame %04x (%s) obscured\n", f, | |
3945 | XSTRING (f->name)->data)); | |
3946 | } | |
3947 | } | |
3948 | else | |
3949 | { | |
3950 | /* Frame is not obscured, so mark it as such. */ | |
3951 | f->async_visible = 1; | |
3952 | ||
3953 | if (FRAME_OBSCURED_P (f)) | |
3954 | { | |
3955 | SET_FRAME_GARBAGED (f); | |
3956 | DebPrint (("frame %04x (%s) reexposed\n", f, | |
3957 | XSTRING (f->name)->data)); | |
3958 | ||
3959 | /* Force a redisplay sooner or later. */ | |
3960 | record_asynch_buffer_change (); | |
3961 | } | |
3962 | } | |
3963 | } | |
3964 | } | |
3965 | } | |
3966 | ||
ee78dc32 GV |
3967 | UNBLOCK_INPUT; |
3968 | return count; | |
3969 | } | |
3970 | \f | |
3971 | /* Drawing the cursor. */ | |
3972 | ||
3973 | ||
3974 | /* Draw a hollow box cursor. Don't change the inside of the box. */ | |
3975 | ||
3976 | static void | |
3977 | x_draw_box (f) | |
3978 | struct frame *f; | |
3979 | { | |
3980 | RECT rect; | |
3981 | HBRUSH hb; | |
3982 | HDC hdc; | |
3983 | ||
52cf03a1 | 3984 | hdc = get_frame_dc (f); |
ee78dc32 | 3985 | |
fbd6baed | 3986 | hb = CreateSolidBrush (f->output_data.w32->cursor_pixel); |
ee78dc32 GV |
3987 | |
3988 | rect.left = CHAR_TO_PIXEL_COL (f, curs_x); | |
3989 | rect.top = CHAR_TO_PIXEL_ROW (f, curs_y); | |
fbd6baed GV |
3990 | rect.right = rect.left + FONT_WIDTH (f->output_data.w32->font); |
3991 | rect.bottom = rect.top + f->output_data.w32->line_height; | |
52cf03a1 | 3992 | |
ee78dc32 | 3993 | FrameRect (hdc, &rect, hb); |
ee78dc32 | 3994 | DeleteObject (hb); |
52cf03a1 GV |
3995 | |
3996 | release_frame_dc (f, hdc); | |
ee78dc32 GV |
3997 | } |
3998 | ||
3999 | /* Clear the cursor of frame F to background color, | |
4000 | and mark the cursor as not shown. | |
4001 | This is used when the text where the cursor is | |
4002 | is about to be rewritten. */ | |
4003 | ||
4004 | static void | |
4005 | clear_cursor (f) | |
4006 | struct frame *f; | |
4007 | { | |
4008 | if (! FRAME_VISIBLE_P (f) | |
e12ca9c2 | 4009 | || !f->phys_cursor_on) |
ee78dc32 GV |
4010 | return; |
4011 | ||
4012 | x_display_cursor (f, 0); | |
e12ca9c2 | 4013 | f->phys_cursor_on = 0; |
ee78dc32 GV |
4014 | } |
4015 | ||
4016 | /* Redraw the glyph at ROW, COLUMN on frame F, in the style | |
4017 | HIGHLIGHT. HIGHLIGHT is as defined for dumpglyphs. Return the | |
4018 | glyph drawn. */ | |
4019 | ||
4020 | static void | |
4021 | x_draw_single_glyph (f, row, column, glyph, highlight) | |
4022 | struct frame *f; | |
4023 | int row, column; | |
4024 | GLYPH glyph; | |
4025 | int highlight; | |
4026 | { | |
4027 | dumpglyphs (f, | |
4028 | CHAR_TO_PIXEL_COL (f, column), | |
4029 | CHAR_TO_PIXEL_ROW (f, row), | |
ef0e360f | 4030 | &glyph, 1, highlight, 0, NULL); |
ee78dc32 GV |
4031 | } |
4032 | ||
4033 | static void | |
4034 | x_display_bar_cursor (f, on) | |
4035 | struct frame *f; | |
4036 | int on; | |
4037 | { | |
4038 | struct frame_glyphs *current_glyphs = FRAME_CURRENT_GLYPHS (f); | |
4039 | ||
4040 | /* This is pointless on invisible frames, and dangerous on garbaged | |
4041 | frames; in the latter case, the frame may be in the midst of | |
4042 | changing its size, and curs_x and curs_y may be off the frame. */ | |
4043 | if (! FRAME_VISIBLE_P (f) || FRAME_GARBAGED_P (f)) | |
4044 | return; | |
4045 | ||
e12ca9c2 | 4046 | if (! on && ! f->phys_cursor_on) |
ee78dc32 GV |
4047 | return; |
4048 | ||
ee78dc32 | 4049 | /* If there is anything wrong with the current cursor state, remove it. */ |
e12ca9c2 | 4050 | if (f->phys_cursor_on |
ee78dc32 GV |
4051 | && (!on |
4052 | || f->phys_cursor_x != curs_x | |
4053 | || f->phys_cursor_y != curs_y | |
fbd6baed | 4054 | || f->output_data.w32->current_cursor != bar_cursor)) |
ee78dc32 GV |
4055 | { |
4056 | /* Erase the cursor by redrawing the character underneath it. */ | |
4057 | x_draw_single_glyph (f, f->phys_cursor_y, f->phys_cursor_x, | |
4058 | f->phys_cursor_glyph, | |
4059 | current_glyphs->highlight[f->phys_cursor_y]); | |
e12ca9c2 | 4060 | f->phys_cursor_on = 0; |
ee78dc32 GV |
4061 | } |
4062 | ||
4063 | /* If we now need a cursor in the new place or in the new form, do it so. */ | |
4064 | if (on | |
e12ca9c2 | 4065 | && (! f->phys_cursor_on |
fbd6baed | 4066 | || (f->output_data.w32->current_cursor != bar_cursor))) |
ee78dc32 GV |
4067 | { |
4068 | f->phys_cursor_glyph | |
4069 | = ((current_glyphs->enable[curs_y] | |
4070 | && curs_x < current_glyphs->used[curs_y]) | |
4071 | ? current_glyphs->glyphs[curs_y][curs_x] | |
4072 | : SPACEGLYPH); | |
fbd6baed | 4073 | w32_fill_area (f, NULL, f->output_data.w32->cursor_pixel, |
ee78dc32 GV |
4074 | CHAR_TO_PIXEL_COL (f, curs_x), |
4075 | CHAR_TO_PIXEL_ROW (f, curs_y), | |
fbd6baed GV |
4076 | max (f->output_data.w32->cursor_width, 1), |
4077 | f->output_data.w32->line_height); | |
ee78dc32 GV |
4078 | |
4079 | f->phys_cursor_x = curs_x; | |
4080 | f->phys_cursor_y = curs_y; | |
e12ca9c2 | 4081 | f->phys_cursor_on = 1; |
ee78dc32 | 4082 | |
fbd6baed | 4083 | f->output_data.w32->current_cursor = bar_cursor; |
ee78dc32 GV |
4084 | } |
4085 | } | |
4086 | ||
4087 | ||
4088 | /* Turn the displayed cursor of frame F on or off according to ON. | |
4089 | If ON is nonzero, where to put the cursor is specified | |
4090 | by F->cursor_x and F->cursor_y. */ | |
4091 | ||
4092 | static void | |
4093 | x_display_box_cursor (f, on) | |
4094 | struct frame *f; | |
4095 | int on; | |
4096 | { | |
4097 | struct frame_glyphs *current_glyphs = FRAME_CURRENT_GLYPHS (f); | |
4098 | ||
4099 | /* This is pointless on invisible frames, and dangerous on garbaged | |
4100 | frames; in the latter case, the frame may be in the midst of | |
4101 | changing its size, and curs_x and curs_y may be off the frame. */ | |
4102 | if (! FRAME_VISIBLE_P (f) || FRAME_GARBAGED_P (f)) | |
4103 | return; | |
4104 | ||
4105 | /* If cursor is off and we want it off, return quickly. */ | |
e12ca9c2 | 4106 | if (!on && ! f->phys_cursor_on) |
ee78dc32 GV |
4107 | return; |
4108 | ||
ee78dc32 GV |
4109 | /* If cursor is currently being shown and we don't want it to be |
4110 | or it is in the wrong place, | |
4111 | or we want a hollow box and it's not so, (pout!) | |
4112 | erase it. */ | |
e12ca9c2 | 4113 | if (f->phys_cursor_on |
ee78dc32 GV |
4114 | && (!on |
4115 | || f->phys_cursor_x != curs_x | |
4116 | || f->phys_cursor_y != curs_y | |
fbd6baed GV |
4117 | || (f->output_data.w32->current_cursor != hollow_box_cursor |
4118 | && (f != FRAME_W32_DISPLAY_INFO (f)->w32_highlight_frame)))) | |
ee78dc32 GV |
4119 | { |
4120 | int mouse_face_here = 0; | |
4121 | struct frame_glyphs *active_glyphs = FRAME_CURRENT_GLYPHS (f); | |
4122 | ||
4123 | /* If the cursor is in the mouse face area, redisplay that when | |
4124 | we clear the cursor. */ | |
fbd6baed | 4125 | if (f == FRAME_W32_DISPLAY_INFO (f)->mouse_face_mouse_frame |
689004fa GV |
4126 | && (f->phys_cursor_y > FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_row |
4127 | || (f->phys_cursor_y == FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_row | |
4128 | && f->phys_cursor_x >= FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_col)) | |
4129 | && (f->phys_cursor_y < FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_row | |
4130 | || (f->phys_cursor_y == FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_row | |
4131 | && f->phys_cursor_x < FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_col)) | |
ee78dc32 GV |
4132 | /* Don't redraw the cursor's spot in mouse face |
4133 | if it is at the end of a line (on a newline). | |
4134 | The cursor appears there, but mouse highlighting does not. */ | |
4135 | && active_glyphs->used[f->phys_cursor_y] > f->phys_cursor_x) | |
4136 | mouse_face_here = 1; | |
4137 | ||
4138 | /* If the font is not as tall as a whole line, | |
4139 | we must explicitly clear the line's whole height. */ | |
fbd6baed GV |
4140 | if (FONT_HEIGHT (f->output_data.w32->font) != f->output_data.w32->line_height) |
4141 | w32_clear_area (f, NULL, | |
ee78dc32 GV |
4142 | CHAR_TO_PIXEL_COL (f, f->phys_cursor_x), |
4143 | CHAR_TO_PIXEL_ROW (f, f->phys_cursor_y), | |
fbd6baed GV |
4144 | FONT_WIDTH (f->output_data.w32->font), |
4145 | f->output_data.w32->line_height); | |
ee78dc32 GV |
4146 | /* Erase the cursor by redrawing the character underneath it. */ |
4147 | x_draw_single_glyph (f, f->phys_cursor_y, f->phys_cursor_x, | |
4148 | f->phys_cursor_glyph, | |
4149 | (mouse_face_here | |
4150 | ? 3 | |
4151 | : current_glyphs->highlight[f->phys_cursor_y])); | |
e12ca9c2 | 4152 | f->phys_cursor_on = 0; |
ee78dc32 GV |
4153 | } |
4154 | ||
4155 | /* If we want to show a cursor, | |
4156 | or we want a box cursor and it's not so, | |
4157 | write it in the right place. */ | |
4158 | if (on | |
e12ca9c2 | 4159 | && (! f->phys_cursor_on |
fbd6baed GV |
4160 | || (f->output_data.w32->current_cursor != filled_box_cursor |
4161 | && f == FRAME_W32_DISPLAY_INFO (f)->w32_highlight_frame))) | |
ee78dc32 GV |
4162 | { |
4163 | f->phys_cursor_glyph | |
4164 | = ((current_glyphs->enable[curs_y] | |
4165 | && curs_x < current_glyphs->used[curs_y]) | |
4166 | ? current_glyphs->glyphs[curs_y][curs_x] | |
4167 | : SPACEGLYPH); | |
fbd6baed | 4168 | if (f != FRAME_W32_DISPLAY_INFO (f)->w32_highlight_frame) |
ee78dc32 GV |
4169 | { |
4170 | x_draw_box (f); | |
fbd6baed | 4171 | f->output_data.w32->current_cursor = hollow_box_cursor; |
ee78dc32 GV |
4172 | } |
4173 | else | |
4174 | { | |
4175 | x_draw_single_glyph (f, curs_y, curs_x, | |
4176 | f->phys_cursor_glyph, 2); | |
fbd6baed | 4177 | f->output_data.w32->current_cursor = filled_box_cursor; |
ee78dc32 GV |
4178 | } |
4179 | ||
4180 | f->phys_cursor_x = curs_x; | |
4181 | f->phys_cursor_y = curs_y; | |
e12ca9c2 | 4182 | f->phys_cursor_on = 1; |
ee78dc32 GV |
4183 | } |
4184 | } | |
4185 | ||
689004fa GV |
4186 | /* Display the cursor on frame F, or clear it, according to ON. |
4187 | Use the position specified by curs_x and curs_y | |
4188 | if we are doing an update of frame F now. | |
4189 | Otherwise use the position in the FRAME_CURSOR_X and FRAME_CURSOR_Y fields | |
4190 | of F. */ | |
4191 | ||
ee78dc32 GV |
4192 | x_display_cursor (f, on) |
4193 | struct frame *f; | |
4194 | int on; | |
4195 | { | |
4196 | BLOCK_INPUT; | |
4197 | ||
689004fa GV |
4198 | /* If we're not updating, then we want to use the current frame's |
4199 | cursor position, not our local idea of where the cursor ought to be. */ | |
4200 | if (f != updating_frame) | |
4201 | { | |
4202 | curs_x = FRAME_CURSOR_X (f); | |
4203 | curs_y = FRAME_CURSOR_Y (f); | |
4204 | } | |
4205 | ||
ee78dc32 GV |
4206 | if (FRAME_DESIRED_CURSOR (f) == filled_box_cursor) |
4207 | x_display_box_cursor (f, on); | |
4208 | else if (FRAME_DESIRED_CURSOR (f) == bar_cursor) | |
4209 | x_display_bar_cursor (f, on); | |
4210 | else | |
4211 | /* Those are the only two we have implemented! */ | |
4212 | abort (); | |
4213 | ||
4214 | UNBLOCK_INPUT; | |
4215 | } | |
4216 | \f | |
7f5d1df8 GV |
4217 | /* Icons. */ |
4218 | ||
4219 | int | |
4220 | x_bitmap_icon (f, icon) | |
4221 | struct frame *f; | |
4222 | Lisp_Object icon; | |
4223 | { | |
4224 | int mask, bitmap_id; | |
4225 | Window icon_window; | |
4226 | HANDLE hicon; | |
4227 | ||
4228 | if (FRAME_W32_WINDOW (f) == 0) | |
4229 | return 1; | |
4230 | ||
4231 | if (NILP (icon)) | |
4232 | hicon = LoadIcon (hinst, EMACS_CLASS); | |
4233 | else if (STRINGP (icon)) | |
4234 | hicon = LoadImage (NULL, (LPCTSTR) XSTRING (icon)->data, IMAGE_ICON, 0, 0, | |
4235 | LR_DEFAULTSIZE | LR_LOADFROMFILE); | |
4236 | else if (SYMBOLP (icon)) | |
4237 | { | |
4238 | LPCTSTR name; | |
4239 | ||
4240 | if (EQ (icon, intern ("application"))) | |
4241 | name = (LPCTSTR) IDI_APPLICATION; | |
4242 | else if (EQ (icon, intern ("hand"))) | |
4243 | name = (LPCTSTR) IDI_HAND; | |
4244 | else if (EQ (icon, intern ("question"))) | |
4245 | name = (LPCTSTR) IDI_QUESTION; | |
4246 | else if (EQ (icon, intern ("exclamation"))) | |
4247 | name = (LPCTSTR) IDI_EXCLAMATION; | |
4248 | else if (EQ (icon, intern ("asterisk"))) | |
4249 | name = (LPCTSTR) IDI_ASTERISK; | |
4250 | else if (EQ (icon, intern ("winlogo"))) | |
4251 | name = (LPCTSTR) IDI_WINLOGO; | |
4252 | else | |
4253 | return 1; | |
4254 | ||
4255 | hicon = LoadIcon (NULL, name); | |
4256 | } | |
4257 | else | |
4258 | return 1; | |
4259 | ||
4260 | if (hicon == NULL) | |
4261 | return 1; | |
4262 | ||
4263 | PostMessage (FRAME_W32_WINDOW (f), WM_SETICON, (WPARAM) ICON_BIG, (LPARAM) hicon); | |
4264 | ||
4265 | return 0; | |
4266 | } | |
4267 | ||
4268 | \f | |
ee78dc32 GV |
4269 | /* Changing the font of the frame. */ |
4270 | ||
4271 | /* Give frame F the font named FONTNAME as its default font, and | |
4272 | return the full name of that font. FONTNAME may be a wildcard | |
4273 | pattern; in that case, we choose some font that fits the pattern. | |
4274 | The return value shows which font we chose. */ | |
4275 | ||
4276 | Lisp_Object | |
4277 | x_new_font (f, fontname) | |
4278 | struct frame *f; | |
4279 | register char *fontname; | |
4280 | { | |
cabb23bc GV |
4281 | struct font_info *fontp |
4282 | = fs_load_font (f, FRAME_W32_FONT_TABLE (f), CHARSET_ASCII, | |
4283 | fontname, -1); | |
ee78dc32 | 4284 | |
cabb23bc | 4285 | if (!fontp) |
ee78dc32 | 4286 | return Qnil; |
ee78dc32 | 4287 | |
cabb23bc GV |
4288 | FRAME_FONT (f) = (XFontStruct *) (fontp->font); |
4289 | f->output_data.w32->font_baseline | |
65c4903c | 4290 | = FONT_BASE (FRAME_FONT (f)) + fontp->baseline_offset; |
cabb23bc | 4291 | FRAME_FONTSET (f) = -1; |
ee78dc32 GV |
4292 | |
4293 | /* Compute the scroll bar width in character columns. */ | |
4294 | if (f->scroll_bar_pixel_width > 0) | |
4295 | { | |
fbd6baed | 4296 | int wid = FONT_WIDTH (f->output_data.w32->font); |
ee78dc32 GV |
4297 | f->scroll_bar_cols = (f->scroll_bar_pixel_width + wid-1) / wid; |
4298 | } | |
4299 | else | |
4300 | f->scroll_bar_cols = 2; | |
4301 | ||
4302 | /* Now make the frame display the given font. */ | |
fbd6baed | 4303 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 GV |
4304 | { |
4305 | frame_update_line_height (f); | |
4306 | x_set_window_size (f, 0, f->width, f->height); | |
4307 | } | |
4308 | else | |
4309 | /* If we are setting a new frame's font for the first time, | |
4310 | there are no faces yet, so this font's height is the line height. */ | |
fbd6baed | 4311 | f->output_data.w32->line_height = FONT_HEIGHT (f->output_data.w32->font); |
ee78dc32 GV |
4312 | |
4313 | { | |
4314 | Lisp_Object lispy_name; | |
4315 | ||
4316 | lispy_name = build_string (fontname); | |
4317 | ||
4318 | return lispy_name; | |
4319 | } | |
4320 | } | |
4321 | \f | |
cabb23bc GV |
4322 | /* Give frame F the fontset named FONTSETNAME as its default font, and |
4323 | return the full name of that fontset. FONTSETNAME may be a wildcard | |
4324 | pattern; in that case, we choose some fontset that fits the pattern. | |
4325 | The return value shows which fontset we chose. */ | |
4326 | ||
4327 | Lisp_Object | |
4328 | x_new_fontset (f, fontsetname) | |
4329 | struct frame *f; | |
4330 | char *fontsetname; | |
4331 | { | |
4332 | int fontset = fs_query_fontset (f, fontsetname); | |
4333 | struct fontset_info *fontsetp; | |
4334 | Lisp_Object result; | |
4335 | ||
4336 | if (fontset < 0) | |
4337 | return Qnil; | |
4338 | ||
4339 | if (FRAME_FONTSET (f) == fontset) | |
4340 | /* This fontset is already set in frame F. There's nothing more | |
4341 | to do. */ | |
4342 | return build_string (fontsetname); | |
4343 | ||
4344 | fontsetp = FRAME_FONTSET_DATA (f)->fontset_table[fontset]; | |
4345 | ||
4346 | if (!fontsetp->fontname[CHARSET_ASCII]) | |
4347 | /* This fontset doesn't contain ASCII font. */ | |
4348 | return Qnil; | |
4349 | ||
4350 | result = x_new_font (f, fontsetp->fontname[CHARSET_ASCII]); | |
4351 | ||
4352 | if (!STRINGP (result)) | |
4353 | /* Can't load ASCII font. */ | |
4354 | return Qnil; | |
4355 | ||
4356 | /* Since x_new_font doesn't update any fontset information, do it now. */ | |
4357 | FRAME_FONTSET(f) = fontset; | |
4358 | FS_LOAD_FONT (f, FRAME_W32_FONT_TABLE (f), | |
4359 | CHARSET_ASCII, XSTRING (result)->data, fontset); | |
4360 | ||
4361 | return build_string (fontsetname); | |
4362 | } | |
4363 | \f | |
689004fa GV |
4364 | /* Calculate the absolute position in frame F |
4365 | from its current recorded position values and gravity. */ | |
4366 | ||
ee78dc32 GV |
4367 | x_calc_absolute_position (f) |
4368 | struct frame *f; | |
4369 | { | |
4370 | Window win, child; | |
4371 | POINT pt; | |
fbd6baed | 4372 | int flags = f->output_data.w32->size_hint_flags; |
ee78dc32 GV |
4373 | |
4374 | pt.x = pt.y = 0; | |
4375 | ||
4376 | /* Find the position of the outside upper-left corner of | |
4377 | the inner window, with respect to the outer window. */ | |
fbd6baed | 4378 | if (f->output_data.w32->parent_desc != FRAME_W32_DISPLAY_INFO (f)->root_window) |
ee78dc32 GV |
4379 | { |
4380 | BLOCK_INPUT; | |
fbd6baed GV |
4381 | MapWindowPoints (FRAME_W32_WINDOW (f), |
4382 | f->output_data.w32->parent_desc, | |
ee78dc32 GV |
4383 | &pt, 1); |
4384 | UNBLOCK_INPUT; | |
4385 | } | |
4386 | ||
4387 | { | |
4388 | RECT rt; | |
4389 | rt.left = rt.right = rt.top = rt.bottom = 0; | |
4390 | ||
4391 | BLOCK_INPUT; | |
fbd6baed | 4392 | AdjustWindowRect(&rt, f->output_data.w32->dwStyle, |
97c23857 | 4393 | FRAME_EXTERNAL_MENU_BAR (f)); |
ee78dc32 GV |
4394 | UNBLOCK_INPUT; |
4395 | ||
4396 | pt.x += (rt.right - rt.left); | |
4397 | pt.y += (rt.bottom - rt.top); | |
4398 | } | |
4399 | ||
4400 | /* Treat negative positions as relative to the leftmost bottommost | |
4401 | position that fits on the screen. */ | |
4402 | if (flags & XNegative) | |
fbd6baed GV |
4403 | f->output_data.w32->left_pos = (FRAME_W32_DISPLAY_INFO (f)->width |
4404 | - 2 * f->output_data.w32->border_width - pt.x | |
ee78dc32 | 4405 | - PIXEL_WIDTH (f) |
fbd6baed | 4406 | + f->output_data.w32->left_pos); |
ee78dc32 GV |
4407 | |
4408 | if (flags & YNegative) | |
fbd6baed GV |
4409 | f->output_data.w32->top_pos = (FRAME_W32_DISPLAY_INFO (f)->height |
4410 | - 2 * f->output_data.w32->border_width - pt.y | |
ee78dc32 | 4411 | - PIXEL_HEIGHT (f) |
fbd6baed | 4412 | + f->output_data.w32->top_pos); |
ee78dc32 GV |
4413 | /* The left_pos and top_pos |
4414 | are now relative to the top and left screen edges, | |
4415 | so the flags should correspond. */ | |
fbd6baed | 4416 | f->output_data.w32->size_hint_flags &= ~ (XNegative | YNegative); |
ee78dc32 GV |
4417 | } |
4418 | ||
4419 | /* CHANGE_GRAVITY is 1 when calling from Fset_frame_position, | |
4420 | to really change the position, and 0 when calling from | |
4421 | x_make_frame_visible (in that case, XOFF and YOFF are the current | |
4422 | position values). It is -1 when calling from x_set_frame_parameters, | |
4423 | which means, do adjust for borders but don't change the gravity. */ | |
4424 | ||
4425 | x_set_offset (f, xoff, yoff, change_gravity) | |
4426 | struct frame *f; | |
4427 | register int xoff, yoff; | |
4428 | int change_gravity; | |
4429 | { | |
4430 | int modified_top, modified_left; | |
4431 | ||
4432 | if (change_gravity > 0) | |
4433 | { | |
fbd6baed GV |
4434 | f->output_data.w32->top_pos = yoff; |
4435 | f->output_data.w32->left_pos = xoff; | |
4436 | f->output_data.w32->size_hint_flags &= ~ (XNegative | YNegative); | |
ee78dc32 | 4437 | if (xoff < 0) |
fbd6baed | 4438 | f->output_data.w32->size_hint_flags |= XNegative; |
ee78dc32 | 4439 | if (yoff < 0) |
fbd6baed GV |
4440 | f->output_data.w32->size_hint_flags |= YNegative; |
4441 | f->output_data.w32->win_gravity = NorthWestGravity; | |
ee78dc32 GV |
4442 | } |
4443 | x_calc_absolute_position (f); | |
4444 | ||
4445 | BLOCK_INPUT; | |
4446 | x_wm_set_size_hint (f, (long) 0, 0); | |
4447 | ||
4448 | /* It is a mystery why we need to add the border_width here | |
4449 | when the frame is already visible, but experiment says we do. */ | |
fbd6baed GV |
4450 | modified_left = f->output_data.w32->left_pos; |
4451 | modified_top = f->output_data.w32->top_pos; | |
689004fa GV |
4452 | #ifndef HAVE_NTGUI |
4453 | /* Do not add in border widths under W32. */ | |
ee78dc32 GV |
4454 | if (change_gravity != 0) |
4455 | { | |
fbd6baed GV |
4456 | modified_left += f->output_data.w32->border_width; |
4457 | modified_top += f->output_data.w32->border_width; | |
ee78dc32 | 4458 | } |
689004fa | 4459 | #endif |
ee78dc32 | 4460 | |
fbd6baed | 4461 | my_set_window_pos (FRAME_W32_WINDOW (f), |
52cf03a1 GV |
4462 | NULL, |
4463 | modified_left, modified_top, | |
cabb23bc | 4464 | 0, 0, |
689004fa | 4465 | SWP_NOZORDER | SWP_NOSIZE | SWP_NOACTIVATE); |
ee78dc32 GV |
4466 | UNBLOCK_INPUT; |
4467 | } | |
4468 | ||
4469 | /* Call this to change the size of frame F's x-window. | |
4470 | If CHANGE_GRAVITY is 1, we change to top-left-corner window gravity | |
4471 | for this size change and subsequent size changes. | |
4472 | Otherwise we leave the window gravity unchanged. */ | |
4473 | ||
4474 | x_set_window_size (f, change_gravity, cols, rows) | |
4475 | struct frame *f; | |
4476 | int change_gravity; | |
4477 | int cols, rows; | |
4478 | { | |
4479 | int pixelwidth, pixelheight; | |
689004fa | 4480 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
ee78dc32 GV |
4481 | |
4482 | BLOCK_INPUT; | |
4483 | ||
4484 | check_frame_size (f, &rows, &cols); | |
fbd6baed | 4485 | f->output_data.w32->vertical_scroll_bar_extra |
ee78dc32 GV |
4486 | = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f) |
4487 | ? 0 | |
4488 | : FRAME_SCROLL_BAR_PIXEL_WIDTH (f) > 0 | |
4489 | ? FRAME_SCROLL_BAR_PIXEL_WIDTH (f) | |
fbd6baed | 4490 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.w32->font))); |
ee78dc32 GV |
4491 | pixelwidth = CHAR_TO_PIXEL_WIDTH (f, cols); |
4492 | pixelheight = CHAR_TO_PIXEL_HEIGHT (f, rows); | |
4493 | ||
fbd6baed | 4494 | f->output_data.w32->win_gravity = NorthWestGravity; |
ee78dc32 GV |
4495 | x_wm_set_size_hint (f, (long) 0, 0); |
4496 | ||
4497 | { | |
4498 | RECT rect; | |
4499 | ||
4500 | rect.left = rect.top = 0; | |
4501 | rect.right = pixelwidth; | |
4502 | rect.bottom = pixelheight; | |
4503 | ||
fbd6baed | 4504 | AdjustWindowRect(&rect, f->output_data.w32->dwStyle, |
97c23857 | 4505 | FRAME_EXTERNAL_MENU_BAR (f)); |
ee78dc32 | 4506 | |
fbd6baed | 4507 | my_set_window_pos (FRAME_W32_WINDOW (f), |
52cf03a1 GV |
4508 | NULL, |
4509 | 0, 0, | |
689004fa GV |
4510 | rect.right - rect.left, |
4511 | rect.bottom - rect.top, | |
4512 | SWP_NOZORDER | SWP_NOMOVE | SWP_NOACTIVATE); | |
ee78dc32 GV |
4513 | } |
4514 | ||
4515 | /* Now, strictly speaking, we can't be sure that this is accurate, | |
4516 | but the window manager will get around to dealing with the size | |
4517 | change request eventually, and we'll hear how it went when the | |
4518 | ConfigureNotify event gets here. | |
4519 | ||
4520 | We could just not bother storing any of this information here, | |
4521 | and let the ConfigureNotify event set everything up, but that | |
4522 | might be kind of confusing to the lisp code, since size changes | |
4523 | wouldn't be reported in the frame parameters until some random | |
4524 | point in the future when the ConfigureNotify event arrives. */ | |
4525 | change_frame_size (f, rows, cols, 0, 0); | |
4526 | PIXEL_WIDTH (f) = pixelwidth; | |
4527 | PIXEL_HEIGHT (f) = pixelheight; | |
4528 | ||
689004fa GV |
4529 | /* We've set {FRAME,PIXEL}_{WIDTH,HEIGHT} to the values we hope to |
4530 | receive in the ConfigureNotify event; if we get what we asked | |
4531 | for, then the event won't cause the screen to become garbaged, so | |
4532 | we have to make sure to do it here. */ | |
4533 | SET_FRAME_GARBAGED (f); | |
4534 | ||
ee78dc32 GV |
4535 | /* If cursor was outside the new size, mark it as off. */ |
4536 | if (f->phys_cursor_y >= rows | |
4537 | || f->phys_cursor_x >= cols) | |
4538 | { | |
e12ca9c2 AI |
4539 | f->phys_cursor_x = 0; |
4540 | f->phys_cursor_y = 0; | |
4541 | f->phys_cursor_on = 0; | |
ee78dc32 GV |
4542 | } |
4543 | ||
689004fa GV |
4544 | /* Clear out any recollection of where the mouse highlighting was, |
4545 | since it might be in a place that's outside the new frame size. | |
4546 | Actually checking whether it is outside is a pain in the neck, | |
4547 | so don't try--just let the highlighting be done afresh with new size. */ | |
31d4844a KH |
4548 | cancel_mouse_face (f); |
4549 | ||
ee78dc32 GV |
4550 | UNBLOCK_INPUT; |
4551 | } | |
4552 | \f | |
4553 | /* Mouse warping. */ | |
4554 | ||
1bcd16f2 MB |
4555 | void |
4556 | x_set_mouse_pixel_position (f, pix_x, pix_y) | |
4557 | struct frame *f; | |
4558 | int pix_x, pix_y; | |
4559 | { | |
689004fa GV |
4560 | RECT rect; |
4561 | POINT pt; | |
4562 | ||
1bcd16f2 MB |
4563 | BLOCK_INPUT; |
4564 | ||
689004fa GV |
4565 | GetClientRect (FRAME_W32_WINDOW (f), &rect); |
4566 | pt.x = rect.left + pix_x; | |
4567 | pt.y = rect.top + pix_y; | |
4568 | ClientToScreen (FRAME_W32_WINDOW (f), &pt); | |
1bcd16f2 | 4569 | |
689004fa | 4570 | SetCursorPos (pt.x, pt.y); |
1bcd16f2 MB |
4571 | |
4572 | UNBLOCK_INPUT; | |
4573 | } | |
4574 | ||
ee78dc32 GV |
4575 | void |
4576 | x_set_mouse_position (f, x, y) | |
4577 | struct frame *f; | |
4578 | int x, y; | |
4579 | { | |
4580 | int pix_x, pix_y; | |
4581 | ||
fbd6baed GV |
4582 | pix_x = CHAR_TO_PIXEL_COL (f, x) + FONT_WIDTH (f->output_data.w32->font) / 2; |
4583 | pix_y = CHAR_TO_PIXEL_ROW (f, y) + f->output_data.w32->line_height / 2; | |
ee78dc32 GV |
4584 | |
4585 | if (pix_x < 0) pix_x = 0; | |
4586 | if (pix_x > PIXEL_WIDTH (f)) pix_x = PIXEL_WIDTH (f); | |
4587 | ||
4588 | if (pix_y < 0) pix_y = 0; | |
4589 | if (pix_y > PIXEL_HEIGHT (f)) pix_y = PIXEL_HEIGHT (f); | |
4590 | ||
1bcd16f2 | 4591 | x_set_mouse_pixel_position (f, pix_x, pix_y); |
ee78dc32 GV |
4592 | } |
4593 | \f | |
4594 | /* focus shifting, raising and lowering. */ | |
4595 | ||
4596 | x_focus_on_frame (f) | |
4597 | struct frame *f; | |
4598 | { | |
689004fa GV |
4599 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
4600 | ||
4601 | /* Give input focus to frame. */ | |
4602 | BLOCK_INPUT; | |
4603 | #if 0 | |
4604 | /* Try not to change its Z-order if possible. */ | |
4605 | if (x_window_to_frame (dpyinfo, GetForegroundWindow ())) | |
4606 | my_set_focus (f, FRAME_W32_WINDOW (f)); | |
4607 | else | |
4608 | #endif | |
ef0e360f | 4609 | my_set_foreground_window (FRAME_W32_WINDOW (f)); |
689004fa | 4610 | UNBLOCK_INPUT; |
ee78dc32 GV |
4611 | } |
4612 | ||
4613 | x_unfocus_frame (f) | |
4614 | struct frame *f; | |
4615 | { | |
4616 | } | |
4617 | ||
4618 | /* Raise frame F. */ | |
4619 | ||
4620 | x_raise_frame (f) | |
4621 | struct frame *f; | |
4622 | { | |
689004fa GV |
4623 | BLOCK_INPUT; |
4624 | ||
4625 | /* Strictly speaking, raise-frame should only change the frame's Z | |
4626 | order, leaving input focus unchanged. This is reasonable behaviour | |
4627 | on X where the usual policy is point-to-focus. However, this | |
4628 | behaviour would be very odd on Windows where the usual policy is | |
4629 | click-to-focus. | |
4630 | ||
4631 | On X, if the mouse happens to be over the raised frame, it gets | |
4632 | input focus anyway (so the window with focus will never be | |
4633 | completely obscured) - if not, then just moving the mouse over it | |
4634 | is sufficient to give it focus. On Windows, the user must actually | |
4635 | click on the frame (preferrably the title bar so as not to move | |
4636 | point), which is more awkward. Also, no other Windows program | |
4637 | raises a window to the top but leaves another window (possibly now | |
4638 | completely obscured) with input focus. | |
4639 | ||
4640 | Because there is a system setting on Windows that allows the user | |
4641 | to choose the point to focus policy, we make the strict semantics | |
4642 | optional, but by default we grab focus when raising. */ | |
4643 | ||
4644 | if (NILP (Vw32_grab_focus_on_raise)) | |
ee78dc32 | 4645 | { |
689004fa GV |
4646 | /* The obvious call to my_set_window_pos doesn't work if Emacs is |
4647 | not already the foreground application: the frame is raised | |
4648 | above all other frames belonging to us, but not above the | |
4649 | current top window. To achieve that, we have to resort to this | |
4650 | more cumbersome method. */ | |
4651 | ||
4652 | HDWP handle = BeginDeferWindowPos (2); | |
4653 | if (handle) | |
4654 | { | |
4655 | DeferWindowPos (handle, | |
4656 | FRAME_W32_WINDOW (f), | |
4657 | HWND_TOP, | |
4658 | 0, 0, 0, 0, | |
4659 | SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); | |
4660 | ||
4661 | DeferWindowPos (handle, | |
4662 | GetForegroundWindow (), | |
4663 | FRAME_W32_WINDOW (f), | |
4664 | 0, 0, 0, 0, | |
4665 | SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); | |
4666 | ||
4667 | EndDeferWindowPos (handle); | |
4668 | } | |
ee78dc32 | 4669 | } |
689004fa GV |
4670 | else |
4671 | { | |
ef0e360f | 4672 | my_set_foreground_window (FRAME_W32_WINDOW (f)); |
689004fa GV |
4673 | } |
4674 | ||
4675 | UNBLOCK_INPUT; | |
ee78dc32 GV |
4676 | } |
4677 | ||
4678 | /* Lower frame F. */ | |
4679 | ||
4680 | x_lower_frame (f) | |
4681 | struct frame *f; | |
4682 | { | |
689004fa GV |
4683 | BLOCK_INPUT; |
4684 | my_set_window_pos (FRAME_W32_WINDOW (f), | |
4685 | HWND_BOTTOM, | |
4686 | 0, 0, 0, 0, | |
4687 | SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); | |
4688 | UNBLOCK_INPUT; | |
ee78dc32 GV |
4689 | } |
4690 | ||
4691 | static void | |
fbd6baed | 4692 | w32_frame_raise_lower (f, raise) |
ee78dc32 GV |
4693 | FRAME_PTR f; |
4694 | int raise; | |
4695 | { | |
4696 | if (raise) | |
4697 | x_raise_frame (f); | |
4698 | else | |
4699 | x_lower_frame (f); | |
4700 | } | |
4701 | \f | |
4702 | /* Change of visibility. */ | |
4703 | ||
4704 | /* This tries to wait until the frame is really visible. | |
4705 | However, if the window manager asks the user where to position | |
4706 | the frame, this will return before the user finishes doing that. | |
4707 | The frame will not actually be visible at that time, | |
4708 | but it will become visible later when the window manager | |
4709 | finishes with it. */ | |
4710 | ||
4711 | x_make_frame_visible (f) | |
4712 | struct frame *f; | |
4713 | { | |
7f5d1df8 GV |
4714 | Lisp_Object type; |
4715 | ||
ee78dc32 GV |
4716 | BLOCK_INPUT; |
4717 | ||
7f5d1df8 GV |
4718 | type = x_icon_type (f); |
4719 | if (!NILP (type)) | |
4720 | x_bitmap_icon (f, type); | |
4721 | ||
ee78dc32 GV |
4722 | if (! FRAME_VISIBLE_P (f)) |
4723 | { | |
4724 | /* We test FRAME_GARBAGED_P here to make sure we don't | |
4725 | call x_set_offset a second time | |
4726 | if we get to x_make_frame_visible a second time | |
4727 | before the window gets really visible. */ | |
4728 | if (! FRAME_ICONIFIED_P (f) | |
fbd6baed | 4729 | && ! f->output_data.w32->asked_for_visible) |
fbd6baed | 4730 | x_set_offset (f, f->output_data.w32->left_pos, f->output_data.w32->top_pos, 0); |
ee78dc32 | 4731 | |
fbd6baed | 4732 | f->output_data.w32->asked_for_visible = 1; |
52cf03a1 | 4733 | |
689004fa GV |
4734 | // my_show_window (f, FRAME_W32_WINDOW (f), f->async_iconified ? SW_RESTORE : SW_SHOW); |
4735 | my_show_window (f, FRAME_W32_WINDOW (f), SW_SHOWNORMAL); | |
ee78dc32 GV |
4736 | } |
4737 | ||
4738 | /* Synchronize to ensure Emacs knows the frame is visible | |
4739 | before we do anything else. We do this loop with input not blocked | |
4740 | so that incoming events are handled. */ | |
4741 | { | |
4742 | Lisp_Object frame; | |
4743 | int count = input_signal_count; | |
4744 | ||
4745 | /* This must come after we set COUNT. */ | |
4746 | UNBLOCK_INPUT; | |
4747 | ||
4748 | XSETFRAME (frame, f); | |
4749 | ||
4750 | while (1) | |
4751 | { | |
4752 | /* Once we have handled input events, | |
4753 | we should have received the MapNotify if one is coming. | |
4754 | So if we have not got it yet, stop looping. | |
4755 | Some window managers make their own decisions | |
4756 | about visibility. */ | |
4757 | if (input_signal_count != count) | |
4758 | break; | |
4759 | /* Machines that do polling rather than SIGIO have been observed | |
4760 | to go into a busy-wait here. So we'll fake an alarm signal | |
4761 | to let the handler know that there's something to be read. | |
4762 | We used to raise a real alarm, but it seems that the handler | |
4763 | isn't always enabled here. This is probably a bug. */ | |
4764 | if (input_polling_used ()) | |
4765 | { | |
4766 | /* It could be confusing if a real alarm arrives while processing | |
4767 | the fake one. Turn it off and let the handler reset it. */ | |
4768 | alarm (0); | |
96214669 | 4769 | input_poll_signal (0); |
ee78dc32 GV |
4770 | } |
4771 | /* Once we have handled input events, | |
4772 | we should have received the MapNotify if one is coming. | |
4773 | So if we have not got it yet, stop looping. | |
4774 | Some window managers make their own decisions | |
4775 | about visibility. */ | |
4776 | if (input_signal_count != count) | |
4777 | break; | |
4778 | } | |
4779 | FRAME_SAMPLE_VISIBILITY (f); | |
4780 | } | |
4781 | } | |
4782 | ||
4783 | /* Change from mapped state to withdrawn state. */ | |
4784 | ||
4785 | /* Make the frame visible (mapped and not iconified). */ | |
4786 | ||
4787 | x_make_frame_invisible (f) | |
4788 | struct frame *f; | |
4789 | { | |
4790 | Window window; | |
4791 | ||
4792 | /* Don't keep the highlight on an invisible frame. */ | |
fbd6baed GV |
4793 | if (FRAME_W32_DISPLAY_INFO (f)->w32_highlight_frame == f) |
4794 | FRAME_W32_DISPLAY_INFO (f)->w32_highlight_frame = 0; | |
ee78dc32 GV |
4795 | |
4796 | BLOCK_INPUT; | |
4797 | ||
689004fa | 4798 | my_show_window (f, FRAME_W32_WINDOW (f), SW_HIDE); |
ee78dc32 GV |
4799 | |
4800 | /* We can't distinguish this from iconification | |
4801 | just by the event that we get from the server. | |
4802 | So we can't win using the usual strategy of letting | |
4803 | FRAME_SAMPLE_VISIBILITY set this. So do it by hand, | |
4804 | and synchronize with the server to make sure we agree. */ | |
4805 | f->visible = 0; | |
4806 | FRAME_ICONIFIED_P (f) = 0; | |
4807 | f->async_visible = 0; | |
4808 | f->async_iconified = 0; | |
4809 | ||
4810 | UNBLOCK_INPUT; | |
4811 | } | |
4812 | ||
4813 | /* Change window state from mapped to iconified. */ | |
4814 | ||
52cf03a1 GV |
4815 | void |
4816 | x_iconify_frame (f) | |
ee78dc32 GV |
4817 | struct frame *f; |
4818 | { | |
4819 | int result; | |
7f5d1df8 | 4820 | Lisp_Object type; |
ee78dc32 GV |
4821 | |
4822 | /* Don't keep the highlight on an invisible frame. */ | |
fbd6baed GV |
4823 | if (FRAME_W32_DISPLAY_INFO (f)->w32_highlight_frame == f) |
4824 | FRAME_W32_DISPLAY_INFO (f)->w32_highlight_frame = 0; | |
ee78dc32 GV |
4825 | |
4826 | if (f->async_iconified) | |
4827 | return; | |
4828 | ||
4829 | BLOCK_INPUT; | |
4830 | ||
7f5d1df8 GV |
4831 | type = x_icon_type (f); |
4832 | if (!NILP (type)) | |
4833 | x_bitmap_icon (f, type); | |
4834 | ||
689004fa | 4835 | /* Simulate the user minimizing the frame. */ |
4934bcdd | 4836 | SendMessage (FRAME_W32_WINDOW (f), WM_SYSCOMMAND, SC_MINIMIZE, 0); |
ee78dc32 GV |
4837 | |
4838 | UNBLOCK_INPUT; | |
4839 | } | |
4840 | \f | |
4841 | /* Destroy the window of frame F. */ | |
4842 | ||
4843 | x_destroy_window (f) | |
4844 | struct frame *f; | |
4845 | { | |
fbd6baed | 4846 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
4847 | |
4848 | BLOCK_INPUT; | |
4849 | ||
fbd6baed | 4850 | my_destroy_window (f, FRAME_W32_WINDOW (f)); |
ee78dc32 GV |
4851 | free_frame_menubar (f); |
4852 | free_frame_faces (f); | |
4853 | ||
fbd6baed GV |
4854 | xfree (f->output_data.w32); |
4855 | f->output_data.w32 = 0; | |
4856 | if (f == dpyinfo->w32_focus_frame) | |
4857 | dpyinfo->w32_focus_frame = 0; | |
4858 | if (f == dpyinfo->w32_focus_event_frame) | |
4859 | dpyinfo->w32_focus_event_frame = 0; | |
4860 | if (f == dpyinfo->w32_highlight_frame) | |
4861 | dpyinfo->w32_highlight_frame = 0; | |
ee78dc32 GV |
4862 | |
4863 | dpyinfo->reference_count--; | |
4864 | ||
4865 | if (f == dpyinfo->mouse_face_mouse_frame) | |
4866 | { | |
4867 | dpyinfo->mouse_face_beg_row | |
4868 | = dpyinfo->mouse_face_beg_col = -1; | |
4869 | dpyinfo->mouse_face_end_row | |
4870 | = dpyinfo->mouse_face_end_col = -1; | |
4871 | dpyinfo->mouse_face_window = Qnil; | |
4872 | } | |
4873 | ||
4874 | UNBLOCK_INPUT; | |
4875 | } | |
4876 | \f | |
4877 | /* Setting window manager hints. */ | |
4878 | ||
4879 | /* Set the normal size hints for the window manager, for frame F. | |
4880 | FLAGS is the flags word to use--or 0 meaning preserve the flags | |
4881 | that the window now has. | |
4882 | If USER_POSITION is nonzero, we set the USPosition | |
4883 | flag (this is useful when FLAGS is 0). */ | |
4884 | ||
4885 | x_wm_set_size_hint (f, flags, user_position) | |
4886 | struct frame *f; | |
4887 | long flags; | |
4888 | int user_position; | |
4889 | { | |
fbd6baed | 4890 | Window window = FRAME_W32_WINDOW (f); |
ee78dc32 GV |
4891 | |
4892 | flexlines = f->height; | |
4893 | ||
97c23857 | 4894 | enter_crit (); |
ee78dc32 | 4895 | |
689004fa GV |
4896 | SetWindowLong (window, WND_FONTWIDTH_INDEX, FONT_WIDTH (f->output_data.w32->font)); |
4897 | SetWindowLong (window, WND_LINEHEIGHT_INDEX, f->output_data.w32->line_height); | |
4898 | SetWindowLong (window, WND_BORDER_INDEX, f->output_data.w32->internal_border_width); | |
4899 | SetWindowLong (window, WND_SCROLLBAR_INDEX, f->output_data.w32->vertical_scroll_bar_extra); | |
ee78dc32 | 4900 | |
97c23857 | 4901 | leave_crit (); |
ee78dc32 GV |
4902 | } |
4903 | ||
4904 | /* Window manager things */ | |
4905 | x_wm_set_icon_position (f, icon_x, icon_y) | |
4906 | struct frame *f; | |
4907 | int icon_x, icon_y; | |
4908 | { | |
4909 | #if 0 | |
fbd6baed | 4910 | Window window = FRAME_W32_WINDOW (f); |
ee78dc32 GV |
4911 | |
4912 | f->display.x->wm_hints.flags |= IconPositionHint; | |
4913 | f->display.x->wm_hints.icon_x = icon_x; | |
4914 | f->display.x->wm_hints.icon_y = icon_y; | |
4915 | ||
4916 | XSetWMHints (FRAME_X_DISPLAY (f), window, &f->display.x->wm_hints); | |
4917 | #endif | |
4918 | } | |
4919 | ||
4920 | \f | |
4921 | /* Initialization. */ | |
4922 | ||
4923 | #ifdef USE_X_TOOLKIT | |
4924 | static XrmOptionDescRec emacs_options[] = { | |
4925 | {"-geometry", ".geometry", XrmoptionSepArg, NULL}, | |
4926 | {"-iconic", ".iconic", XrmoptionNoArg, (XtPointer) "yes"}, | |
4927 | ||
4928 | {"-internal-border-width", "*EmacsScreen.internalBorderWidth", | |
4929 | XrmoptionSepArg, NULL}, | |
4930 | {"-ib", "*EmacsScreen.internalBorderWidth", XrmoptionSepArg, NULL}, | |
4931 | ||
4932 | {"-T", "*EmacsShell.title", XrmoptionSepArg, (XtPointer) NULL}, | |
4933 | {"-wn", "*EmacsShell.title", XrmoptionSepArg, (XtPointer) NULL}, | |
4934 | {"-title", "*EmacsShell.title", XrmoptionSepArg, (XtPointer) NULL}, | |
4935 | {"-iconname", "*EmacsShell.iconName", XrmoptionSepArg, (XtPointer) NULL}, | |
4936 | {"-in", "*EmacsShell.iconName", XrmoptionSepArg, (XtPointer) NULL}, | |
4937 | {"-mc", "*pointerColor", XrmoptionSepArg, (XtPointer) NULL}, | |
4938 | {"-cr", "*cursorColor", XrmoptionSepArg, (XtPointer) NULL} | |
4939 | }; | |
4940 | #endif /* USE_X_TOOLKIT */ | |
4941 | ||
fbd6baed | 4942 | static int w32_initialized = 0; |
ee78dc32 | 4943 | |
fbd6baed GV |
4944 | struct w32_display_info * |
4945 | w32_term_init (display_name, xrm_option, resource_name) | |
ee78dc32 GV |
4946 | Lisp_Object display_name; |
4947 | char *xrm_option; | |
4948 | char *resource_name; | |
4949 | { | |
4950 | Lisp_Object frame; | |
4951 | char *defaultvalue; | |
fbd6baed | 4952 | struct w32_display_info *dpyinfo; |
ee78dc32 | 4953 | HDC hdc; |
97c23857 | 4954 | |
ee78dc32 GV |
4955 | BLOCK_INPUT; |
4956 | ||
fbd6baed | 4957 | if (!w32_initialized) |
ee78dc32 | 4958 | { |
fbd6baed GV |
4959 | w32_initialize (); |
4960 | w32_initialized = 1; | |
ee78dc32 GV |
4961 | } |
4962 | ||
4963 | { | |
4964 | int argc = 0; | |
4965 | char *argv[3]; | |
4966 | ||
4967 | argv[0] = ""; | |
4968 | argc = 1; | |
4969 | if (xrm_option) | |
4970 | { | |
4971 | argv[argc++] = "-xrm"; | |
4972 | argv[argc++] = xrm_option; | |
4973 | } | |
4974 | } | |
4975 | ||
fbd6baed | 4976 | dpyinfo = &one_w32_display_info; |
ee78dc32 GV |
4977 | |
4978 | /* Put this display on the chain. */ | |
4979 | dpyinfo->next = NULL; | |
4980 | ||
fbd6baed GV |
4981 | /* Put it on w32_display_name_list as well, to keep them parallel. */ |
4982 | w32_display_name_list = Fcons (Fcons (display_name, Qnil), | |
4983 | w32_display_name_list); | |
4984 | dpyinfo->name_list_element = XCONS (w32_display_name_list)->car; | |
97c23857 | 4985 | |
fbd6baed | 4986 | dpyinfo->w32_id_name |
ee78dc32 GV |
4987 | = (char *) xmalloc (XSTRING (Vinvocation_name)->size |
4988 | + XSTRING (Vsystem_name)->size | |
4989 | + 2); | |
fbd6baed | 4990 | sprintf (dpyinfo->w32_id_name, "%s@%s", |
ee78dc32 GV |
4991 | XSTRING (Vinvocation_name)->data, XSTRING (Vsystem_name)->data); |
4992 | ||
4993 | #if 0 | |
4994 | xrdb = x_load_resources (dpyinfo->display, xrm_option, | |
4995 | resource_name, EMACS_CLASS); | |
4996 | ||
4997 | /* Put the rdb where we can find it in a way that works on | |
4998 | all versions. */ | |
4999 | dpyinfo->xrdb = xrdb; | |
5000 | #endif | |
52cf03a1 | 5001 | hdc = GetDC (GetDesktopWindow ()); |
ee78dc32 GV |
5002 | |
5003 | dpyinfo->height = GetDeviceCaps (hdc, VERTRES); | |
5004 | dpyinfo->width = GetDeviceCaps (hdc, HORZRES); | |
5005 | dpyinfo->root_window = GetDesktopWindow (); | |
5006 | dpyinfo->n_planes = GetDeviceCaps (hdc, PLANES); | |
5007 | dpyinfo->n_cbits = GetDeviceCaps (hdc, BITSPIXEL); | |
5008 | dpyinfo->height_in = GetDeviceCaps (hdc, LOGPIXELSX); | |
5009 | dpyinfo->width_in = GetDeviceCaps (hdc, LOGPIXELSY); | |
52cf03a1 | 5010 | dpyinfo->has_palette = GetDeviceCaps (hdc, RASTERCAPS) & RC_PALETTE; |
ee78dc32 GV |
5011 | dpyinfo->grabbed = 0; |
5012 | dpyinfo->reference_count = 0; | |
5013 | dpyinfo->n_fonts = 0; | |
5014 | dpyinfo->font_table_size = 0; | |
5015 | dpyinfo->bitmaps = 0; | |
5016 | dpyinfo->bitmaps_size = 0; | |
5017 | dpyinfo->bitmaps_last = 0; | |
5018 | dpyinfo->mouse_face_mouse_frame = 0; | |
5019 | dpyinfo->mouse_face_deferred_gc = 0; | |
5020 | dpyinfo->mouse_face_beg_row = dpyinfo->mouse_face_beg_col = -1; | |
5021 | dpyinfo->mouse_face_end_row = dpyinfo->mouse_face_end_col = -1; | |
5022 | dpyinfo->mouse_face_face_id = 0; | |
5023 | dpyinfo->mouse_face_window = Qnil; | |
5024 | dpyinfo->mouse_face_mouse_x = dpyinfo->mouse_face_mouse_y = 0; | |
5025 | dpyinfo->mouse_face_defer = 0; | |
fbd6baed GV |
5026 | dpyinfo->w32_focus_frame = 0; |
5027 | dpyinfo->w32_focus_event_frame = 0; | |
5028 | dpyinfo->w32_highlight_frame = 0; | |
ee78dc32 GV |
5029 | |
5030 | ReleaseDC (GetDesktopWindow (), hdc); | |
5031 | ||
52cf03a1 GV |
5032 | /* Determine if there is a middle mouse button, to allow parse_button |
5033 | to decide whether right mouse events should be mouse-2 or | |
5034 | mouse-3. */ | |
fbd6baed | 5035 | XSETINT (Vw32_num_mouse_buttons, GetSystemMetrics (SM_CMOUSEBUTTONS)); |
52cf03a1 GV |
5036 | |
5037 | /* initialise palette with white and black */ | |
5038 | { | |
5039 | COLORREF color; | |
5040 | defined_color (0, "white", &color, 1); | |
5041 | defined_color (0, "black", &color, 1); | |
5042 | } | |
5043 | ||
ee78dc32 GV |
5044 | #ifndef F_SETOWN_BUG |
5045 | #ifdef F_SETOWN | |
5046 | #ifdef F_SETOWN_SOCK_NEG | |
5047 | /* stdin is a socket here */ | |
5048 | fcntl (connection, F_SETOWN, -getpid ()); | |
5049 | #else /* ! defined (F_SETOWN_SOCK_NEG) */ | |
5050 | fcntl (connection, F_SETOWN, getpid ()); | |
5051 | #endif /* ! defined (F_SETOWN_SOCK_NEG) */ | |
5052 | #endif /* ! defined (F_SETOWN) */ | |
5053 | #endif /* F_SETOWN_BUG */ | |
5054 | ||
5055 | #ifdef SIGIO | |
5056 | if (interrupt_input) | |
5057 | init_sigio (connection); | |
5058 | #endif /* ! defined (SIGIO) */ | |
5059 | ||
5060 | UNBLOCK_INPUT; | |
5061 | ||
5062 | return dpyinfo; | |
5063 | } | |
5064 | \f | |
5065 | /* Get rid of display DPYINFO, assuming all frames are already gone. */ | |
5066 | ||
5067 | void | |
5068 | x_delete_display (dpyinfo) | |
fbd6baed | 5069 | struct w32_display_info *dpyinfo; |
ee78dc32 | 5070 | { |
fbd6baed | 5071 | /* Discard this display from w32_display_name_list and w32_display_list. |
ee78dc32 | 5072 | We can't use Fdelq because that can quit. */ |
fbd6baed GV |
5073 | if (! NILP (w32_display_name_list) |
5074 | && EQ (XCONS (w32_display_name_list)->car, dpyinfo->name_list_element)) | |
5075 | w32_display_name_list = XCONS (w32_display_name_list)->cdr; | |
ee78dc32 GV |
5076 | else |
5077 | { | |
5078 | Lisp_Object tail; | |
5079 | ||
fbd6baed | 5080 | tail = w32_display_name_list; |
ee78dc32 GV |
5081 | while (CONSP (tail) && CONSP (XCONS (tail)->cdr)) |
5082 | { | |
5083 | if (EQ (XCONS (XCONS (tail)->cdr)->car, | |
5084 | dpyinfo->name_list_element)) | |
5085 | { | |
5086 | XCONS (tail)->cdr = XCONS (XCONS (tail)->cdr)->cdr; | |
5087 | break; | |
5088 | } | |
5089 | tail = XCONS (tail)->cdr; | |
5090 | } | |
5091 | } | |
5092 | ||
52cf03a1 GV |
5093 | /* free palette table */ |
5094 | { | |
fbd6baed | 5095 | struct w32_palette_entry * plist; |
52cf03a1 GV |
5096 | |
5097 | plist = dpyinfo->color_list; | |
5098 | while (plist) | |
5099 | { | |
fbd6baed | 5100 | struct w32_palette_entry * pentry = plist; |
52cf03a1 GV |
5101 | plist = plist->next; |
5102 | xfree(pentry); | |
5103 | } | |
5104 | dpyinfo->color_list = NULL; | |
5105 | if (dpyinfo->palette) | |
5106 | DeleteObject(dpyinfo->palette); | |
5107 | } | |
ee78dc32 | 5108 | xfree (dpyinfo->font_table); |
fbd6baed | 5109 | xfree (dpyinfo->w32_id_name); |
ee78dc32 GV |
5110 | } |
5111 | \f | |
fbd6baed | 5112 | /* Set up use of W32. */ |
ee78dc32 | 5113 | |
689004fa | 5114 | DWORD w32_msg_worker (); |
ee78dc32 | 5115 | |
fbd6baed GV |
5116 | w32_initialize () |
5117 | { | |
96214669 GV |
5118 | /* MSVC does not type K&R functions with no arguments correctly, and |
5119 | so we must explicitly cast them. */ | |
5120 | clear_frame_hook = (void (*)(void)) w32_clear_frame; | |
fbd6baed GV |
5121 | clear_end_of_line_hook = w32_clear_end_of_line; |
5122 | ins_del_lines_hook = w32_ins_del_lines; | |
5123 | change_line_highlight_hook = w32_change_line_highlight; | |
5124 | insert_glyphs_hook = w32_insert_glyphs; | |
5125 | write_glyphs_hook = w32_write_glyphs; | |
5126 | delete_glyphs_hook = w32_delete_glyphs; | |
96214669 GV |
5127 | ring_bell_hook = (void (*)(void)) w32_ring_bell; |
5128 | reset_terminal_modes_hook = (void (*)(void)) w32_reset_terminal_modes; | |
5129 | set_terminal_modes_hook = (void (*)(void)) w32_set_terminal_modes; | |
fbd6baed GV |
5130 | update_begin_hook = w32_update_begin; |
5131 | update_end_hook = w32_update_end; | |
5132 | set_terminal_window_hook = w32_set_terminal_window; | |
ee78dc32 | 5133 | read_socket_hook = w32_read_socket; |
fbd6baed GV |
5134 | frame_up_to_date_hook = w32_frame_up_to_date; |
5135 | cursor_to_hook = w32_cursor_to; | |
5136 | reassert_line_highlight_hook = w32_reassert_line_highlight; | |
5137 | mouse_position_hook = w32_mouse_position; | |
5138 | frame_rehighlight_hook = w32_frame_rehighlight; | |
5139 | frame_raise_lower_hook = w32_frame_raise_lower; | |
5140 | set_vertical_scroll_bar_hook = w32_set_vertical_scroll_bar; | |
5141 | condemn_scroll_bars_hook = w32_condemn_scroll_bars; | |
5142 | redeem_scroll_bar_hook = w32_redeem_scroll_bar; | |
5143 | judge_scroll_bars_hook = w32_judge_scroll_bars; | |
ee78dc32 GV |
5144 | |
5145 | scroll_region_ok = 1; /* we'll scroll partial frames */ | |
5146 | char_ins_del_ok = 0; /* just as fast to write the line */ | |
5147 | line_ins_del_ok = 1; /* we'll just blt 'em */ | |
5148 | fast_clear_end_of_line = 1; /* X does this well */ | |
5149 | memory_below_frame = 0; /* we don't remember what scrolls | |
5150 | off the bottom */ | |
5151 | baud_rate = 19200; | |
5152 | ||
689004fa GV |
5153 | /* Initialize input mode: interrupt_input off, no flow control, allow |
5154 | 8 bit character input, standard quit char. */ | |
5155 | Fset_input_mode (Qnil, Qnil, make_number (2), Qnil); | |
ee78dc32 GV |
5156 | |
5157 | /* Create the window thread - it will terminate itself or when the app terminates */ | |
5158 | ||
5159 | init_crit (); | |
5160 | ||
5161 | dwMainThreadId = GetCurrentThreadId (); | |
5162 | DuplicateHandle (GetCurrentProcess (), GetCurrentThread (), | |
5163 | GetCurrentProcess (), &hMainThread, 0, TRUE, DUPLICATE_SAME_ACCESS); | |
5164 | ||
5165 | /* Wait for thread to start */ | |
5166 | ||
5167 | { | |
5168 | MSG msg; | |
5169 | ||
5170 | PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE); | |
5171 | ||
e9e23e23 | 5172 | hWindowsThread = CreateThread (NULL, 0, |
689004fa | 5173 | (LPTHREAD_START_ROUTINE) w32_msg_worker, |
e9e23e23 | 5174 | 0, 0, &dwWindowsThreadId); |
ee78dc32 GV |
5175 | |
5176 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); | |
5177 | } | |
5178 | ||
52cf03a1 | 5179 | /* It is desirable that mainThread should have the same notion of |
e9e23e23 | 5180 | focus window and active window as windowsThread. Unfortunately, the |
52cf03a1 GV |
5181 | following call to AttachThreadInput, which should do precisely what |
5182 | we need, causes major problems when Emacs is linked as a console | |
5183 | program. Unfortunately, we have good reasons for doing that, so | |
e9e23e23 | 5184 | instead we need to send messages to windowsThread to make some API |
52cf03a1 GV |
5185 | calls for us (ones that affect, or depend on, the active/focus |
5186 | window state. */ | |
5187 | #ifdef ATTACH_THREADS | |
e9e23e23 | 5188 | AttachThreadInput (dwMainThreadId, dwWindowsThreadId, TRUE); |
52cf03a1 | 5189 | #endif |
689004fa GV |
5190 | |
5191 | /* Dynamically link to optional system components. */ | |
5192 | { | |
5193 | HANDLE user_lib = LoadLibrary ("user32.dll"); | |
5194 | ||
5195 | #define LOAD_PROC(fn) pfn##fn = (void *) GetProcAddress (user_lib, #fn) | |
5196 | ||
5197 | /* New proportional scroll bar functions. */ | |
5198 | LOAD_PROC( SetScrollInfo ); | |
5199 | LOAD_PROC( GetScrollInfo ); | |
5200 | ||
5201 | #undef LOAD_PROC | |
5202 | ||
5203 | FreeLibrary (user_lib); | |
5204 | ||
5205 | /* If using proportional scroll bars, ensure handle is at least 5 pixels; | |
5206 | otherwise use the fixed height. */ | |
5207 | vertical_scroll_bar_min_handle = (pfnSetScrollInfo != NULL) ? 5 : | |
5208 | GetSystemMetrics (SM_CYVTHUMB); | |
5209 | ||
5210 | /* For either kind of scroll bar, take account of the arrows; these | |
5211 | effectively form the border of the main scroll bar range. */ | |
5212 | vertical_scroll_bar_top_border = vertical_scroll_bar_bottom_border | |
5213 | = GetSystemMetrics (SM_CYVSCROLL); | |
5214 | } | |
ee78dc32 GV |
5215 | } |
5216 | ||
5217 | void | |
fbd6baed | 5218 | syms_of_w32term () |
ee78dc32 | 5219 | { |
a1b9438c GV |
5220 | Lisp_Object codepage; |
5221 | ||
fbd6baed GV |
5222 | staticpro (&w32_display_name_list); |
5223 | w32_display_name_list = Qnil; | |
ee78dc32 GV |
5224 | |
5225 | staticpro (&last_mouse_scroll_bar); | |
5226 | last_mouse_scroll_bar = Qnil; | |
5227 | ||
5228 | staticpro (&Qvendor_specific_keysyms); | |
5229 | Qvendor_specific_keysyms = intern ("vendor-specific-keysyms"); | |
52cf03a1 | 5230 | |
fbd6baed GV |
5231 | DEFVAR_INT ("w32-num-mouse-buttons", |
5232 | &Vw32_num_mouse_buttons, | |
52cf03a1 | 5233 | "Number of physical mouse buttons."); |
fbd6baed | 5234 | Vw32_num_mouse_buttons = Qnil; |
52cf03a1 | 5235 | |
fbd6baed GV |
5236 | DEFVAR_LISP ("w32-swap-mouse-buttons", |
5237 | &Vw32_swap_mouse_buttons, | |
52cf03a1 GV |
5238 | "Swap the mapping of middle and right mouse buttons.\n\ |
5239 | When nil, middle button is mouse-2 and right button is mouse-3."); | |
fbd6baed | 5240 | Vw32_swap_mouse_buttons = Qnil; |
689004fa GV |
5241 | |
5242 | DEFVAR_LISP ("w32-grab-focus-on-raise", | |
5243 | &Vw32_grab_focus_on_raise, | |
5244 | "Raised frame grabs input focus.\n\ | |
5245 | When t, `raise-frame' grabs input focus as well. This fits well\n\ | |
5246 | with the normal Windows click-to-focus policy, but might not be\n\ | |
5247 | desirable when using a point-to-focus policy."); | |
5248 | Vw32_grab_focus_on_raise = Qt; | |
5249 | ||
5250 | DEFVAR_LISP ("w32-capslock-is-shiftlock", | |
5251 | &Vw32_capslock_is_shiftlock, | |
5252 | "Apply CapsLock state to non character input keys.\n\ | |
5253 | When nil, CapsLock only affects normal character input keys."); | |
5254 | Vw32_capslock_is_shiftlock = Qnil; | |
ef0e360f GV |
5255 | |
5256 | DEFVAR_LISP ("w32-recognize-altgr", | |
5257 | &Vw32_recognize_altgr, | |
5258 | "Recognize right-alt and left-ctrl as AltGr.\n\ | |
5259 | When nil, the right-alt and left-ctrl key combination is\n\ | |
5260 | interpreted normally."); | |
5261 | Vw32_recognize_altgr = Qt; | |
bc6af935 | 5262 | |
484fa2c1 GV |
5263 | DEFVAR_BOOL ("w32-enable-unicode-output", |
5264 | &w32_enable_unicode_output, | |
5265 | "Enable the use of Unicode for text output if non-nil.\n\ | |
cabb23bc GV |
5266 | Unicode output may prevent some third party applications for displaying\n\ |
5267 | Far-East Languages on Windows 95/98 from working properly.\n\ | |
5268 | NT uses Unicode internally anyway, so this flag will probably have no\n\ | |
5269 | affect on NT machines."); | |
484fa2c1 | 5270 | w32_enable_unicode_output = 1; |
a1b9438c | 5271 | |
a1b9438c GV |
5272 | DEFVAR_LISP ("w32-charset-to-codepage-alist", |
5273 | &Vw32_charset_to_codepage_alist, | |
5274 | "Alist linking character sets to Windows Codepages."); | |
5275 | Vw32_charset_to_codepage_alist = Qnil; | |
5276 | /* Initialise the alist with some defaults. */ | |
5277 | XSETFASTINT (codepage, 936); | |
5278 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5279 | build_string ("gb2312"), codepage); | |
5280 | XSETFASTINT (codepage, 950); | |
5281 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5282 | build_string ("big5"), codepage); | |
5283 | XSETFASTINT (codepage, 949); | |
5284 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
65c4903c GV |
5285 | build_string ("ksc5601.1987"), codepage); |
5286 | XSETFASTINT (codepage, 1361); | |
a1b9438c | 5287 | store_in_alist (&Vw32_charset_to_codepage_alist, |
65c4903c | 5288 | build_string ("ksc5601.1992"), codepage); |
a1b9438c GV |
5289 | XSETFASTINT (codepage, 932); |
5290 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5291 | build_string ("jisx0208-sjis"), codepage); | |
5292 | XSETFASTINT (codepage, 874); | |
5293 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5294 | build_string ("tis620"), codepage); | |
5295 | XSETFASTINT (codepage, 20866); | |
5296 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5297 | build_string ("koi8-r"), codepage); | |
5298 | /* iso8859-13 is not yet officially adopted, but it is conveniently | |
5299 | covered by CP 1257. */ | |
5300 | XSETFASTINT (codepage, 1257); | |
5301 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5302 | build_string ("iso8859-13"), codepage); | |
5303 | XSETFASTINT (codepage, 1254); | |
5304 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5305 | build_string ("iso8859-9"), codepage); | |
5306 | XSETFASTINT (codepage, 1255); | |
5307 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5308 | build_string ("iso8859-8"), codepage); | |
5309 | XSETFASTINT (codepage, 28597); | |
5310 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5311 | build_string ("iso8859-7"), codepage); | |
5312 | XSETFASTINT (codepage, 28596); | |
5313 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5314 | build_string ("iso8859-6"), codepage); | |
5315 | XSETFASTINT (codepage, 28595); | |
5316 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5317 | build_string ("iso8859-5"), codepage); | |
5318 | XSETFASTINT (codepage, 28594); | |
5319 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5320 | build_string ("iso8859-4"), codepage); | |
5321 | XSETFASTINT (codepage, 28593); | |
5322 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5323 | build_string ("iso8859-3"), codepage); | |
5324 | XSETFASTINT (codepage, 28592); | |
5325 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5326 | build_string ("iso8859-2"), codepage); | |
5327 | XSETFASTINT (codepage, 1252); | |
5328 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5329 | build_string ("iso8859-1"), codepage); | |
ee78dc32 | 5330 | } |