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) |
cabb23bc GV |
1019 | SelectObject (hdc, font->hfont); |
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; | |
ee78dc32 | 1236 | |
cabb23bc GV |
1237 | for (i = 0; i < limit; i++) |
1238 | Rectangle (hdc, left + glyph_width * i, top, | |
1239 | left + glyph_width * (i + 1) - 1, | |
1240 | top + line_height - 1); | |
1241 | } | |
1242 | else if (require_clipping && !NILP (Vhighlight_wrong_size_font)) | |
1243 | { | |
1244 | /* Indicate that we found a font of inappropriate size. */ | |
1245 | int limit = cmpcharp ? 1 : len; | |
1246 | ||
1247 | for (i = 0; i < limit; i++) | |
1248 | { | |
1249 | w32_fill_area (f, hdc, fg, left + glyph_width * i, | |
1250 | top + line_height - 1, glyph_width, 1); | |
1251 | w32_fill_area (f, hdc, fg, left + glyph_width * i, | |
1252 | top + line_height - 3, 1, 2); | |
1253 | } | |
1254 | } | |
ee78dc32 | 1255 | { |
cabb23bc GV |
1256 | /* Setting underline position based on the metric of the |
1257 | current font results in shaky underline if it strides | |
1258 | over different fonts. So, we set the position based only | |
1259 | on the default font of this frame. */ | |
ee78dc32 GV |
1260 | int underline_position = 1; |
1261 | ||
65c4903c GV |
1262 | if (FONT_HEIGHT (FRAME_FONT (f)) - FONT_BASE(FRAME_FONT (f)) |
1263 | <= underline_position) | |
1264 | underline_position = (FONT_HEIGHT (FRAME_FONT (f)) - | |
1265 | FONT_BASE(FRAME_FONT (f))) - 1; | |
ee78dc32 GV |
1266 | |
1267 | if (face->underline) | |
cabb23bc | 1268 | w32_fill_area (f, hdc, fg, left, |
bc6af935 GV |
1269 | top + FONT_BASE (FRAME_FONT (f)) |
1270 | + underline_position, | |
cabb23bc | 1271 | run_width, 1); |
ee78dc32 GV |
1272 | } |
1273 | ||
cabb23bc GV |
1274 | if (!cmpcharp) |
1275 | left += run_width; | |
ee78dc32 GV |
1276 | } |
1277 | } | |
52cf03a1 | 1278 | release_frame_dc (f, hdc); |
cabb23bc GV |
1279 | |
1280 | return (left - orig_left); | |
ee78dc32 GV |
1281 | } |
1282 | ||
1283 | \f | |
1284 | /* Output some text at the nominal frame cursor position. | |
1285 | Advance the cursor over the text. | |
1286 | Output LEN glyphs at START. | |
1287 | ||
fbd6baed | 1288 | `highlight', set up by w32_reassert_line_highlight or w32_change_line_highlight, |
ee78dc32 GV |
1289 | controls the pixel values used for foreground and background. */ |
1290 | ||
96214669 | 1291 | static void |
fbd6baed | 1292 | w32_write_glyphs (start, len) |
ee78dc32 GV |
1293 | register GLYPH *start; |
1294 | int len; | |
1295 | { | |
1296 | register int temp_length; | |
1297 | struct frame *f; | |
1298 | ||
1299 | BLOCK_INPUT; | |
1300 | ||
1301 | do_line_dance (); | |
1302 | f = updating_frame; | |
1303 | if (f == 0) | |
1304 | { | |
1305 | f = selected_frame; | |
1306 | /* If not within an update, | |
1307 | output at the frame's visible cursor. */ | |
1308 | curs_x = f->cursor_x; | |
1309 | curs_y = f->cursor_y; | |
1310 | } | |
1311 | ||
1312 | dumpglyphs (f, | |
1313 | CHAR_TO_PIXEL_COL (f, curs_x), | |
1314 | CHAR_TO_PIXEL_ROW (f, curs_y), | |
ef0e360f | 1315 | start, len, highlight, 0, NULL); |
ee78dc32 GV |
1316 | |
1317 | /* If we drew on top of the cursor, note that it is turned off. */ | |
1318 | if (curs_y == f->phys_cursor_y | |
1319 | && curs_x <= f->phys_cursor_x | |
1320 | && curs_x + len > f->phys_cursor_x) | |
e12ca9c2 | 1321 | f->phys_cursor_on = 0; |
ee78dc32 GV |
1322 | |
1323 | if (updating_frame == 0) | |
1324 | { | |
1325 | f->cursor_x += len; | |
1326 | x_display_cursor (f, 1); | |
1327 | f->cursor_x -= len; | |
1328 | } | |
1329 | else | |
1330 | curs_x += len; | |
1331 | ||
1332 | UNBLOCK_INPUT; | |
1333 | } | |
1334 | \f | |
1335 | /* Clear to the end of the line. | |
1336 | Erase the current text line from the nominal cursor position (inclusive) | |
1337 | to column FIRST_UNUSED (exclusive). The idea is that everything | |
1338 | from FIRST_UNUSED onward is already erased. */ | |
1339 | ||
96214669 | 1340 | static void |
fbd6baed | 1341 | w32_clear_end_of_line (first_unused) |
ee78dc32 GV |
1342 | register int first_unused; |
1343 | { | |
1344 | struct frame *f = updating_frame; | |
1345 | ||
1346 | if (f == 0) | |
1347 | abort (); | |
1348 | ||
1349 | if (curs_y < 0 || curs_y >= f->height) | |
96214669 | 1350 | return; |
ee78dc32 | 1351 | if (first_unused <= 0) |
96214669 | 1352 | return; |
ee78dc32 GV |
1353 | |
1354 | if (first_unused >= f->width) | |
1355 | first_unused = f->width; | |
1356 | ||
11606873 GV |
1357 | first_unused += FRAME_LEFT_SCROLL_BAR_WIDTH (f); |
1358 | ||
ee78dc32 GV |
1359 | BLOCK_INPUT; |
1360 | ||
1361 | do_line_dance (); | |
1362 | ||
1363 | /* Notice if the cursor will be cleared by this operation. */ | |
1364 | if (curs_y == f->phys_cursor_y | |
1365 | && curs_x <= f->phys_cursor_x | |
1366 | && f->phys_cursor_x < first_unused) | |
e12ca9c2 | 1367 | f->phys_cursor_on = 0; |
ee78dc32 | 1368 | |
fbd6baed | 1369 | w32_clear_area (f, NULL, |
ee78dc32 GV |
1370 | CHAR_TO_PIXEL_COL (f, curs_x), |
1371 | CHAR_TO_PIXEL_ROW (f, curs_y), | |
fbd6baed GV |
1372 | FONT_WIDTH (f->output_data.w32->font) * (first_unused - curs_x), |
1373 | f->output_data.w32->line_height); | |
ee78dc32 GV |
1374 | |
1375 | UNBLOCK_INPUT; | |
1376 | } | |
1377 | ||
96214669 | 1378 | static void |
fbd6baed | 1379 | w32_clear_frame () |
ee78dc32 GV |
1380 | { |
1381 | struct frame *f = updating_frame; | |
1382 | ||
1383 | if (f == 0) | |
1384 | f = selected_frame; | |
1385 | ||
e12ca9c2 | 1386 | f->phys_cursor_on = 0; /* Cursor not visible. */ |
ee78dc32 GV |
1387 | curs_x = 0; /* Nominal cursor position is top left. */ |
1388 | curs_y = 0; | |
1389 | ||
1390 | BLOCK_INPUT; | |
1391 | ||
fbd6baed | 1392 | w32_clear_window (f); |
ee78dc32 GV |
1393 | |
1394 | /* We have to clear the scroll bars, too. If we have changed | |
1395 | colors or something like that, then they should be notified. */ | |
1396 | x_scroll_bar_clear (f); | |
1397 | ||
1398 | UNBLOCK_INPUT; | |
1399 | } | |
1400 | \f | |
1401 | /* Make audible bell. */ | |
1402 | ||
96214669 GV |
1403 | static void |
1404 | w32_ring_bell (void) | |
ee78dc32 GV |
1405 | { |
1406 | BLOCK_INPUT; | |
1407 | ||
1408 | if (visible_bell) | |
8331e676 GV |
1409 | { |
1410 | int i; | |
1411 | HWND hwnd = FRAME_W32_WINDOW (selected_frame); | |
1412 | ||
1413 | for (i = 0; i < 5; i++) | |
1414 | { | |
1415 | FlashWindow (hwnd, TRUE); | |
1416 | Sleep (10); | |
1417 | } | |
1418 | FlashWindow (hwnd, FALSE); | |
1419 | } | |
ee78dc32 | 1420 | else |
fbd6baed | 1421 | w32_sys_ring_bell (); |
ee78dc32 GV |
1422 | |
1423 | UNBLOCK_INPUT; | |
ee78dc32 GV |
1424 | } |
1425 | \f | |
1426 | /* Insert and delete character. | |
1427 | These are not supposed to be used because we are supposed to turn | |
1428 | off the feature of using them. */ | |
1429 | ||
96214669 | 1430 | static void |
fbd6baed | 1431 | w32_insert_glyphs (start, len) |
96214669 | 1432 | register GLYPH *start; |
ee78dc32 GV |
1433 | register int len; |
1434 | { | |
1435 | abort (); | |
1436 | } | |
1437 | ||
96214669 | 1438 | static void |
fbd6baed | 1439 | w32_delete_glyphs (n) |
ee78dc32 GV |
1440 | register int n; |
1441 | { | |
1442 | abort (); | |
1443 | } | |
1444 | \f | |
1445 | /* Specify how many text lines, from the top of the window, | |
1446 | should be affected by insert-lines and delete-lines operations. | |
1447 | This, and those operations, are used only within an update | |
fbd6baed | 1448 | that is bounded by calls to w32_update_begin and w32_update_end. */ |
ee78dc32 | 1449 | |
96214669 | 1450 | static void |
fbd6baed | 1451 | w32_set_terminal_window (n) |
ee78dc32 GV |
1452 | register int n; |
1453 | { | |
1454 | if (updating_frame == 0) | |
1455 | abort (); | |
1456 | ||
1457 | if ((n <= 0) || (n > updating_frame->height)) | |
1458 | flexlines = updating_frame->height; | |
1459 | else | |
1460 | flexlines = n; | |
1461 | } | |
1462 | \f | |
1463 | /* These variables need not be per frame | |
1464 | because redisplay is done on a frame-by-frame basis | |
1465 | and the line dance for one frame is finished before | |
1466 | anything is done for another frame. */ | |
1467 | ||
1468 | /* Array of line numbers from cached insert/delete operations. | |
1469 | line_dance[i] is the old position of the line that we want | |
1470 | to move to line i, or -1 if we want a blank line there. */ | |
1471 | static int *line_dance; | |
1472 | ||
1473 | /* Allocated length of that array. */ | |
1474 | static int line_dance_len; | |
1475 | ||
1476 | /* Flag indicating whether we've done any work. */ | |
1477 | static int line_dance_in_progress; | |
1478 | ||
1479 | /* Perform an insert-lines or delete-lines operation, | |
1480 | inserting N lines or deleting -N lines at vertical position VPOS. */ | |
96214669 GV |
1481 | |
1482 | static void | |
fbd6baed | 1483 | w32_ins_del_lines (vpos, n) |
ee78dc32 GV |
1484 | int vpos, n; |
1485 | { | |
1486 | register int fence, i; | |
1487 | ||
1488 | if (vpos >= flexlines) | |
96214669 | 1489 | return; |
ee78dc32 GV |
1490 | |
1491 | if (!line_dance_in_progress) | |
1492 | { | |
1493 | int ht = updating_frame->height; | |
1494 | if (ht > line_dance_len) | |
1495 | { | |
1496 | line_dance = (int *)xrealloc (line_dance, ht * sizeof (int)); | |
1497 | line_dance_len = ht; | |
1498 | } | |
1499 | for (i = 0; i < ht; ++i) line_dance[i] = i; | |
1500 | line_dance_in_progress = 1; | |
1501 | } | |
1502 | if (n >= 0) | |
1503 | { | |
1504 | if (n > flexlines - vpos) | |
1505 | n = flexlines - vpos; | |
1506 | fence = vpos + n; | |
1507 | for (i = flexlines; --i >= fence;) | |
1508 | line_dance[i] = line_dance[i-n]; | |
1509 | for (i = fence; --i >= vpos;) | |
1510 | line_dance[i] = -1; | |
1511 | } | |
1512 | else | |
1513 | { | |
1514 | n = -n; | |
1515 | if (n > flexlines - vpos) | |
1516 | n = flexlines - vpos; | |
1517 | fence = flexlines - n; | |
1518 | for (i = vpos; i < fence; ++i) | |
1519 | line_dance[i] = line_dance[i + n]; | |
1520 | for (i = fence; i < flexlines; ++i) | |
1521 | line_dance[i] = -1; | |
1522 | } | |
1523 | } | |
1524 | ||
1525 | /* Here's where we actually move the pixels around. | |
1526 | Must be called with input blocked. */ | |
1527 | static void | |
1528 | do_line_dance () | |
1529 | { | |
1530 | register int i, j, distance; | |
1531 | register struct frame *f; | |
1532 | int ht; | |
1533 | int intborder; | |
1534 | HDC hdc; | |
1535 | ||
1536 | /* Must check this flag first. If it's not set, then not only is the | |
1537 | array uninitialized, but we might not even have a frame. */ | |
1538 | if (!line_dance_in_progress) | |
1539 | return; | |
1540 | ||
1541 | f = updating_frame; | |
1542 | if (f == 0) | |
1543 | abort (); | |
1544 | ||
1545 | ht = f->height; | |
e12ca9c2 | 1546 | intborder = CHAR_TO_PIXEL_COL (f, FRAME_LEFT_SCROLL_BAR_WIDTH (f)); |
ee78dc32 GV |
1547 | |
1548 | x_display_cursor (updating_frame, 0); | |
1549 | ||
52cf03a1 | 1550 | hdc = get_frame_dc (f); |
ee78dc32 GV |
1551 | |
1552 | for (i = 0; i < ht; ++i) | |
1553 | if (line_dance[i] != -1 && (distance = line_dance[i]-i) > 0) | |
1554 | { | |
1555 | for (j = i; (j < ht && line_dance[j] != -1 | |
1556 | && line_dance[j]-j == distance); ++j); | |
1557 | /* Copy [i,j) upward from [i+distance, j+distance) */ | |
1558 | BitBlt (hdc, | |
1559 | intborder, CHAR_TO_PIXEL_ROW (f, i+distance), | |
e12ca9c2 AI |
1560 | FRAME_WINDOW_WIDTH (f) * FONT_WIDTH (FRAME_FONT (f)), |
1561 | (j-i) * FRAME_LINE_HEIGHT (f), | |
ee78dc32 GV |
1562 | hdc, |
1563 | intborder, CHAR_TO_PIXEL_ROW (f, i), | |
1564 | SRCCOPY); | |
1565 | i = j-1; | |
1566 | } | |
1567 | ||
1568 | for (i = ht; --i >=0; ) | |
1569 | if (line_dance[i] != -1 && (distance = line_dance[i]-i) < 0) | |
1570 | { | |
1571 | for (j = i; (--j >= 0 && line_dance[j] != -1 | |
1572 | && line_dance[j]-j == distance);); | |
1573 | /* Copy (j, i] downward from (j+distance, i+distance] */ | |
1574 | BitBlt (hdc, | |
1575 | intborder, CHAR_TO_PIXEL_ROW (f, j+1+distance), | |
e12ca9c2 AI |
1576 | FRAME_WINDOW_WIDTH (f) * FONT_WIDTH (FRAME_FONT (f)), |
1577 | (i-j) * FRAME_LINE_HEIGHT (f), | |
ee78dc32 GV |
1578 | hdc, |
1579 | intborder, CHAR_TO_PIXEL_ROW (f, j+1), | |
1580 | SRCCOPY); | |
1581 | i = j+1; | |
1582 | } | |
1583 | ||
ee78dc32 GV |
1584 | for (i = 0; i < ht; ++i) |
1585 | if (line_dance[i] == -1) | |
1586 | { | |
1587 | for (j = i; j < ht && line_dance[j] == -1; ++j); | |
1588 | /* Clear [i,j) */ | |
689004fa | 1589 | w32_clear_area (f, hdc, |
ee78dc32 GV |
1590 | intborder, |
1591 | CHAR_TO_PIXEL_ROW (f, i), | |
e12ca9c2 AI |
1592 | FRAME_WINDOW_WIDTH (f) * FONT_WIDTH (FRAME_FONT (f)), |
1593 | (j-i) * FRAME_LINE_HEIGHT (f)); | |
ee78dc32 GV |
1594 | i = j-1; |
1595 | } | |
1596 | line_dance_in_progress = 0; | |
689004fa GV |
1597 | |
1598 | release_frame_dc (f, hdc); | |
ee78dc32 GV |
1599 | } |
1600 | \f | |
1601 | /* Support routines for exposure events. */ | |
1602 | static void clear_cursor (); | |
1603 | ||
1604 | /* Output into a rectangle of a window (for frame F) | |
1605 | the characters in f->phys_lines that overlap that rectangle. | |
1606 | TOP and LEFT are the position of the upper left corner of the rectangle. | |
1607 | ROWS and COLS are the size of the rectangle. | |
1608 | Call this function with input blocked. */ | |
1609 | ||
1610 | void | |
1611 | dumprectangle (f, left, top, cols, rows) | |
1612 | struct frame *f; | |
1613 | register int left, top, cols, rows; | |
1614 | { | |
1615 | register struct frame_glyphs *active_frame = FRAME_CURRENT_GLYPHS (f); | |
1616 | int cursor_cleared = 0; | |
1617 | int bottom, right; | |
1618 | register int y; | |
1619 | ||
1620 | if (FRAME_GARBAGED_P (f)) | |
1621 | return; | |
1622 | ||
1623 | /* Express rectangle as four edges, instead of position-and-size. */ | |
1624 | bottom = top + rows; | |
1625 | right = left + cols; | |
1626 | ||
1627 | /* Convert rectangle edges in pixels to edges in chars. | |
1628 | Round down for left and top, up for right and bottom. */ | |
1629 | top = PIXEL_TO_CHAR_ROW (f, top); | |
1630 | left = PIXEL_TO_CHAR_COL (f, left); | |
fbd6baed GV |
1631 | bottom += (f->output_data.w32->line_height - 1); |
1632 | right += (FONT_WIDTH (f->output_data.w32->font) - 1); | |
ee78dc32 GV |
1633 | bottom = PIXEL_TO_CHAR_ROW (f, bottom); |
1634 | right = PIXEL_TO_CHAR_COL (f, right); | |
1635 | ||
1636 | /* Clip the rectangle to what can be visible. */ | |
e12ca9c2 AI |
1637 | if (left < FRAME_LEFT_SCROLL_BAR_WIDTH (f)) |
1638 | left = FRAME_LEFT_SCROLL_BAR_WIDTH (f); | |
ee78dc32 GV |
1639 | if (top < 0) |
1640 | top = 0; | |
e12ca9c2 AI |
1641 | if (right > f->width + FRAME_LEFT_SCROLL_BAR_WIDTH (f)) |
1642 | right = f->width + FRAME_LEFT_SCROLL_BAR_WIDTH (f); | |
ee78dc32 GV |
1643 | if (bottom > f->height) |
1644 | bottom = f->height; | |
1645 | ||
1646 | /* Get size in chars of the rectangle. */ | |
1647 | cols = right - left; | |
1648 | rows = bottom - top; | |
1649 | ||
1650 | /* If rectangle has zero area, return. */ | |
1651 | if (rows <= 0) return; | |
1652 | if (cols <= 0) return; | |
1653 | ||
1654 | /* Turn off the cursor if it is in the rectangle. | |
1655 | We will turn it back on afterward. */ | |
1656 | if ((f->phys_cursor_x >= left) && (f->phys_cursor_x < right) | |
1657 | && (f->phys_cursor_y >= top) && (f->phys_cursor_y < bottom)) | |
1658 | { | |
1659 | clear_cursor (f); | |
1660 | cursor_cleared = 1; | |
1661 | } | |
1662 | ||
1663 | /* Display the text in the rectangle, one text line at a time. */ | |
1664 | ||
1665 | for (y = top; y < bottom; y++) | |
1666 | { | |
1667 | GLYPH *line = &active_frame->glyphs[y][left]; | |
1668 | ||
1669 | if (! active_frame->enable[y] || left > active_frame->used[y]) | |
1670 | continue; | |
1671 | ||
1672 | dumpglyphs (f, | |
1673 | CHAR_TO_PIXEL_COL (f, left), | |
1674 | CHAR_TO_PIXEL_ROW (f, y), | |
1675 | line, min (cols, active_frame->used[y] - left), | |
ef0e360f | 1676 | active_frame->highlight[y], 0, NULL); |
ee78dc32 GV |
1677 | } |
1678 | ||
1679 | /* Turn the cursor on if we turned it off. */ | |
1680 | ||
1681 | if (cursor_cleared) | |
1682 | x_display_cursor (f, 1); | |
1683 | } | |
1684 | \f | |
1685 | static void | |
1686 | frame_highlight (f) | |
1687 | struct frame *f; | |
1688 | { | |
1689 | x_display_cursor (f, 1); | |
1690 | } | |
1691 | ||
1692 | static void | |
1693 | frame_unhighlight (f) | |
1694 | struct frame *f; | |
1695 | { | |
1696 | x_display_cursor (f, 1); | |
1697 | } | |
1698 | ||
ee78dc32 GV |
1699 | static void x_frame_rehighlight (); |
1700 | ||
1701 | /* The focus has changed. Update the frames as necessary to reflect | |
1702 | the new situation. Note that we can't change the selected frame | |
1703 | here, because the Lisp code we are interrupting might become confused. | |
1704 | Each event gets marked with the frame in which it occurred, so the | |
1705 | Lisp code can tell when the switch took place by examining the events. */ | |
1706 | ||
1707 | void | |
1708 | x_new_focus_frame (dpyinfo, frame) | |
fbd6baed | 1709 | struct w32_display_info *dpyinfo; |
ee78dc32 GV |
1710 | struct frame *frame; |
1711 | { | |
fbd6baed | 1712 | struct frame *old_focus = dpyinfo->w32_focus_frame; |
ee78dc32 GV |
1713 | int events_enqueued = 0; |
1714 | ||
fbd6baed | 1715 | if (frame != dpyinfo->w32_focus_frame) |
ee78dc32 GV |
1716 | { |
1717 | /* Set this before calling other routines, so that they see | |
fbd6baed GV |
1718 | the correct value of w32_focus_frame. */ |
1719 | dpyinfo->w32_focus_frame = frame; | |
ee78dc32 GV |
1720 | |
1721 | if (old_focus && old_focus->auto_lower) | |
1722 | x_lower_frame (old_focus); | |
1723 | ||
fbd6baed GV |
1724 | if (dpyinfo->w32_focus_frame && dpyinfo->w32_focus_frame->auto_raise) |
1725 | pending_autoraise_frame = dpyinfo->w32_focus_frame; | |
ee78dc32 GV |
1726 | else |
1727 | pending_autoraise_frame = 0; | |
1728 | } | |
1729 | ||
1730 | x_frame_rehighlight (dpyinfo); | |
1731 | } | |
1732 | ||
1733 | /* Handle an event saying the mouse has moved out of an Emacs frame. */ | |
1734 | ||
1735 | void | |
1736 | x_mouse_leave (dpyinfo) | |
fbd6baed | 1737 | struct w32_display_info *dpyinfo; |
ee78dc32 | 1738 | { |
fbd6baed | 1739 | x_new_focus_frame (dpyinfo, dpyinfo->w32_focus_event_frame); |
ee78dc32 GV |
1740 | } |
1741 | ||
1742 | /* The focus has changed, or we have redirected a frame's focus to | |
1743 | another frame (this happens when a frame uses a surrogate | |
1744 | minibuffer frame). Shift the highlight as appropriate. | |
1745 | ||
1746 | The FRAME argument doesn't necessarily have anything to do with which | |
1747 | frame is being highlighted or unhighlighted; we only use it to find | |
1748 | the appropriate display info. */ | |
1749 | static void | |
fbd6baed | 1750 | w32_frame_rehighlight (frame) |
ee78dc32 GV |
1751 | struct frame *frame; |
1752 | { | |
fbd6baed | 1753 | x_frame_rehighlight (FRAME_W32_DISPLAY_INFO (frame)); |
ee78dc32 GV |
1754 | } |
1755 | ||
1756 | static void | |
1757 | x_frame_rehighlight (dpyinfo) | |
fbd6baed | 1758 | struct w32_display_info *dpyinfo; |
ee78dc32 | 1759 | { |
fbd6baed | 1760 | struct frame *old_highlight = dpyinfo->w32_highlight_frame; |
ee78dc32 | 1761 | |
fbd6baed | 1762 | if (dpyinfo->w32_focus_frame) |
ee78dc32 | 1763 | { |
fbd6baed GV |
1764 | dpyinfo->w32_highlight_frame |
1765 | = ((GC_FRAMEP (FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame))) | |
1766 | ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame)) | |
1767 | : dpyinfo->w32_focus_frame); | |
1768 | if (! FRAME_LIVE_P (dpyinfo->w32_highlight_frame)) | |
ee78dc32 | 1769 | { |
fbd6baed GV |
1770 | FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame) = Qnil; |
1771 | dpyinfo->w32_highlight_frame = dpyinfo->w32_focus_frame; | |
ee78dc32 GV |
1772 | } |
1773 | } | |
1774 | else | |
fbd6baed | 1775 | dpyinfo->w32_highlight_frame = 0; |
ee78dc32 | 1776 | |
fbd6baed | 1777 | if (dpyinfo->w32_highlight_frame != old_highlight) |
ee78dc32 GV |
1778 | { |
1779 | if (old_highlight) | |
1780 | frame_unhighlight (old_highlight); | |
fbd6baed GV |
1781 | if (dpyinfo->w32_highlight_frame) |
1782 | frame_highlight (dpyinfo->w32_highlight_frame); | |
ee78dc32 GV |
1783 | } |
1784 | } | |
1785 | \f | |
1786 | /* Keyboard processing - modifier keys, etc. */ | |
1787 | ||
1788 | /* Convert a keysym to its name. */ | |
1789 | ||
1790 | char * | |
1791 | x_get_keysym_name (keysym) | |
1792 | int keysym; | |
1793 | { | |
1794 | /* Make static so we can always return it */ | |
1795 | static char value[100]; | |
1796 | ||
1797 | BLOCK_INPUT; | |
1798 | GetKeyNameText(keysym, value, 100); | |
1799 | UNBLOCK_INPUT; | |
1800 | ||
1801 | return value; | |
1802 | } | |
1803 | \f | |
1804 | /* Mouse clicks and mouse movement. Rah. */ | |
1805 | ||
1806 | /* Given a pixel position (PIX_X, PIX_Y) on the frame F, return | |
1807 | glyph co-ordinates in (*X, *Y). Set *BOUNDS to the rectangle | |
1808 | that the glyph at X, Y occupies, if BOUNDS != 0. | |
1809 | If NOCLIP is nonzero, do not force the value into range. */ | |
1810 | ||
1811 | void | |
1812 | pixel_to_glyph_coords (f, pix_x, pix_y, x, y, bounds, noclip) | |
1813 | FRAME_PTR f; | |
1814 | register int pix_x, pix_y; | |
1815 | register int *x, *y; | |
1816 | RECT *bounds; | |
1817 | int noclip; | |
1818 | { | |
52cf03a1 GV |
1819 | /* Support tty mode: if Vwindow_system is nil, behave correctly. */ |
1820 | if (NILP (Vwindow_system)) | |
1821 | { | |
1822 | *x = pix_x; | |
1823 | *y = pix_y; | |
1824 | return; | |
1825 | } | |
1826 | ||
ee78dc32 GV |
1827 | /* Arrange for the division in PIXEL_TO_CHAR_COL etc. to round down |
1828 | even for negative values. */ | |
1829 | if (pix_x < 0) | |
fbd6baed | 1830 | pix_x -= FONT_WIDTH ((f)->output_data.w32->font) - 1; |
ee78dc32 | 1831 | if (pix_y < 0) |
fbd6baed | 1832 | pix_y -= (f)->output_data.w32->line_height - 1; |
ee78dc32 GV |
1833 | |
1834 | pix_x = PIXEL_TO_CHAR_COL (f, pix_x); | |
1835 | pix_y = PIXEL_TO_CHAR_ROW (f, pix_y); | |
1836 | ||
1837 | if (bounds) | |
1838 | { | |
1839 | bounds->left = CHAR_TO_PIXEL_COL (f, pix_x); | |
1840 | bounds->top = CHAR_TO_PIXEL_ROW (f, pix_y); | |
fbd6baed GV |
1841 | bounds->right = bounds->left + FONT_WIDTH (f->output_data.w32->font) - 1; |
1842 | bounds->bottom = bounds->top + f->output_data.w32->line_height - 1; | |
ee78dc32 GV |
1843 | } |
1844 | ||
1845 | if (!noclip) | |
1846 | { | |
1847 | if (pix_x < 0) | |
1848 | pix_x = 0; | |
1849 | else if (pix_x > f->width) | |
1850 | pix_x = f->width; | |
1851 | ||
1852 | if (pix_y < 0) | |
1853 | pix_y = 0; | |
1854 | else if (pix_y > f->height) | |
1855 | pix_y = f->height; | |
1856 | } | |
1857 | ||
1858 | *x = pix_x; | |
1859 | *y = pix_y; | |
1860 | } | |
1861 | ||
1862 | void | |
1863 | glyph_to_pixel_coords (f, x, y, pix_x, pix_y) | |
1864 | FRAME_PTR f; | |
1865 | register int x, y; | |
1866 | register int *pix_x, *pix_y; | |
1867 | { | |
52cf03a1 GV |
1868 | /* Support tty mode: if Vwindow_system is nil, behave correctly. */ |
1869 | if (NILP (Vwindow_system)) | |
1870 | { | |
1871 | *pix_x = x; | |
1872 | *pix_y = y; | |
1873 | return; | |
1874 | } | |
1875 | ||
ee78dc32 GV |
1876 | *pix_x = CHAR_TO_PIXEL_COL (f, x); |
1877 | *pix_y = CHAR_TO_PIXEL_ROW (f, y); | |
1878 | } | |
1879 | ||
1880 | BOOL | |
1881 | parse_button (message, pbutton, pup) | |
1882 | int message; | |
1883 | int * pbutton; | |
1884 | int * pup; | |
1885 | { | |
1886 | int button = 0; | |
1887 | int up = 0; | |
1888 | ||
1889 | switch (message) | |
1890 | { | |
1891 | case WM_LBUTTONDOWN: | |
1892 | button = 0; | |
1893 | up = 0; | |
1894 | break; | |
1895 | case WM_LBUTTONUP: | |
1896 | button = 0; | |
1897 | up = 1; | |
1898 | break; | |
1899 | case WM_MBUTTONDOWN: | |
fbd6baed | 1900 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
1901 | button = 1; |
1902 | else | |
1903 | button = 2; | |
ee78dc32 GV |
1904 | up = 0; |
1905 | break; | |
1906 | case WM_MBUTTONUP: | |
fbd6baed | 1907 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
1908 | button = 1; |
1909 | else | |
1910 | button = 2; | |
ee78dc32 GV |
1911 | up = 1; |
1912 | break; | |
1913 | case WM_RBUTTONDOWN: | |
fbd6baed | 1914 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
1915 | button = 2; |
1916 | else | |
1917 | button = 1; | |
ee78dc32 GV |
1918 | up = 0; |
1919 | break; | |
1920 | case WM_RBUTTONUP: | |
fbd6baed | 1921 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
1922 | button = 2; |
1923 | else | |
1924 | button = 1; | |
ee78dc32 GV |
1925 | up = 1; |
1926 | break; | |
1927 | default: | |
1928 | return (FALSE); | |
1929 | } | |
1930 | ||
1931 | if (pup) *pup = up; | |
1932 | if (pbutton) *pbutton = button; | |
1933 | ||
1934 | return (TRUE); | |
1935 | } | |
1936 | ||
1937 | ||
1938 | /* Prepare a mouse-event in *RESULT for placement in the input queue. | |
1939 | ||
1940 | If the event is a button press, then note that we have grabbed | |
1941 | the mouse. */ | |
1942 | ||
1943 | static void | |
1944 | construct_mouse_click (result, msg, f) | |
1945 | struct input_event *result; | |
fbd6baed | 1946 | W32Msg *msg; |
ee78dc32 GV |
1947 | struct frame *f; |
1948 | { | |
1949 | int button; | |
1950 | int up; | |
1951 | ||
1952 | parse_button (msg->msg.message, &button, &up); | |
1953 | ||
1954 | /* Make the event type no_event; we'll change that when we decide | |
1955 | otherwise. */ | |
1956 | result->kind = mouse_click; | |
1957 | result->code = button; | |
1958 | result->timestamp = msg->msg.time; | |
1959 | result->modifiers = (msg->dwModifiers | |
1960 | | (up | |
1961 | ? up_modifier | |
1962 | : down_modifier)); | |
1963 | ||
1964 | { | |
1965 | int row, column; | |
1966 | ||
1967 | XSETINT (result->x, LOWORD (msg->msg.lParam)); | |
1968 | XSETINT (result->y, HIWORD (msg->msg.lParam)); | |
1969 | XSETFRAME (result->frame_or_window, f); | |
1970 | } | |
1971 | } | |
1972 | ||
689004fa GV |
1973 | static void |
1974 | construct_mouse_wheel (result, msg, f) | |
1975 | struct input_event *result; | |
1976 | W32Msg *msg; | |
1977 | struct frame *f; | |
1978 | { | |
1979 | POINT p; | |
1980 | result->kind = mouse_wheel; | |
1981 | result->code = (short) HIWORD (msg->msg.wParam); | |
1982 | result->timestamp = msg->msg.time; | |
1983 | result->modifiers = msg->dwModifiers; | |
1984 | p.x = LOWORD (msg->msg.lParam); | |
1985 | p.y = HIWORD (msg->msg.lParam); | |
1986 | ScreenToClient(msg->msg.hwnd, &p); | |
1987 | XSETINT (result->x, p.x); | |
1988 | XSETINT (result->y, p.y); | |
1989 | XSETFRAME (result->frame_or_window, f); | |
1990 | } | |
1991 | ||
12857dfd RS |
1992 | static void |
1993 | construct_drag_n_drop (result, msg, f) | |
1994 | struct input_event *result; | |
1995 | W32Msg *msg; | |
1996 | struct frame *f; | |
1997 | { | |
1998 | Lisp_Object files; | |
1999 | Lisp_Object frame; | |
2000 | HDROP hdrop; | |
2001 | POINT p; | |
2002 | WORD num_files; | |
2003 | char *name; | |
2004 | int i, len; | |
2005 | ||
2006 | result->kind = drag_n_drop; | |
2007 | result->code = 0; | |
2008 | result->timestamp = msg->msg.time; | |
2009 | result->modifiers = msg->dwModifiers; | |
2010 | ||
fb9cc9cc AI |
2011 | hdrop = (HDROP) msg->msg.wParam; |
2012 | DragQueryPoint (hdrop, &p); | |
2013 | ||
e12ca9c2 | 2014 | #if 0 |
12857dfd RS |
2015 | p.x = LOWORD (msg->msg.lParam); |
2016 | p.y = HIWORD (msg->msg.lParam); | |
2017 | ScreenToClient (msg->msg.hwnd, &p); | |
e12ca9c2 AI |
2018 | #endif |
2019 | ||
12857dfd RS |
2020 | XSETINT (result->x, p.x); |
2021 | XSETINT (result->y, p.y); | |
2022 | ||
12857dfd RS |
2023 | num_files = DragQueryFile (hdrop, 0xFFFFFFFF, NULL, 0); |
2024 | files = Qnil; | |
2025 | ||
2026 | for (i = 0; i < num_files; i++) | |
2027 | { | |
2028 | len = DragQueryFile (hdrop, i, NULL, 0); | |
2029 | if (len <= 0) | |
2030 | continue; | |
2031 | name = alloca (len + 1); | |
2032 | DragQueryFile (hdrop, i, name, len + 1); | |
2033 | files = Fcons (build_string (name), files); | |
2034 | } | |
2035 | ||
2036 | DragFinish (hdrop); | |
2037 | ||
2038 | XSETFRAME (frame, f); | |
2039 | result->frame_or_window = Fcons (frame, files); | |
2040 | } | |
2041 | ||
ee78dc32 GV |
2042 | \f |
2043 | /* Function to report a mouse movement to the mainstream Emacs code. | |
2044 | The input handler calls this. | |
2045 | ||
2046 | We have received a mouse movement event, which is given in *event. | |
2047 | If the mouse is over a different glyph than it was last time, tell | |
2048 | the mainstream emacs code by setting mouse_moved. If not, ask for | |
2049 | another motion event, so we can check again the next time it moves. */ | |
2050 | ||
2051 | static void | |
2052 | note_mouse_movement (frame, msg) | |
2053 | FRAME_PTR frame; | |
2054 | MSG *msg; | |
2055 | { | |
2056 | last_mouse_movement_time = msg->time; | |
2057 | ||
fbd6baed | 2058 | if (msg->hwnd != FRAME_W32_WINDOW (frame)) |
ee78dc32 GV |
2059 | { |
2060 | frame->mouse_moved = 1; | |
2061 | last_mouse_scroll_bar = Qnil; | |
2062 | ||
2063 | note_mouse_highlight (frame, -1, -1); | |
2064 | } | |
2065 | ||
2066 | /* Has the mouse moved off the glyph it was on at the last sighting? */ | |
2067 | else if (LOWORD (msg->lParam) < last_mouse_glyph.left | |
2068 | || LOWORD (msg->lParam) > last_mouse_glyph.right | |
9bf7b6aa | 2069 | || HIWORD (msg->lParam) < last_mouse_glyph.top |
ee78dc32 GV |
2070 | || HIWORD (msg->lParam) > last_mouse_glyph.bottom) |
2071 | { | |
2072 | frame->mouse_moved = 1; | |
2073 | last_mouse_scroll_bar = Qnil; | |
2074 | ||
2075 | note_mouse_highlight (frame, LOWORD (msg->lParam), HIWORD (msg->lParam)); | |
2076 | } | |
2077 | } | |
2078 | ||
2079 | /* This is used for debugging, to turn off note_mouse_highlight. */ | |
2080 | static int disable_mouse_highlight; | |
2081 | ||
2082 | /* Take proper action when the mouse has moved to position X, Y on frame F | |
2083 | as regards highlighting characters that have mouse-face properties. | |
2084 | Also dehighlighting chars where the mouse was before. | |
2085 | X and Y can be negative or out of range. */ | |
2086 | ||
2087 | static void | |
2088 | note_mouse_highlight (f, x, y) | |
2089 | FRAME_PTR f; | |
2090 | int x, y; | |
2091 | { | |
2092 | int row, column, portion; | |
2093 | RECT new_glyph; | |
2094 | Lisp_Object window; | |
2095 | struct window *w; | |
2096 | ||
2097 | if (disable_mouse_highlight) | |
2098 | return; | |
2099 | ||
fbd6baed GV |
2100 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_mouse_x = x; |
2101 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_mouse_y = y; | |
2102 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_mouse_frame = f; | |
ee78dc32 | 2103 | |
fbd6baed | 2104 | if (FRAME_W32_DISPLAY_INFO (f)->mouse_face_defer) |
ee78dc32 GV |
2105 | return; |
2106 | ||
2107 | if (gc_in_progress) | |
2108 | { | |
fbd6baed | 2109 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_deferred_gc = 1; |
ee78dc32 GV |
2110 | return; |
2111 | } | |
2112 | ||
2113 | /* Find out which glyph the mouse is on. */ | |
2114 | pixel_to_glyph_coords (f, x, y, &column, &row, | |
fbd6baed | 2115 | &new_glyph, FRAME_W32_DISPLAY_INFO (f)->grabbed); |
ee78dc32 GV |
2116 | |
2117 | /* Which window is that in? */ | |
2118 | window = window_from_coordinates (f, column, row, &portion); | |
2119 | w = XWINDOW (window); | |
2120 | ||
2121 | /* If we were displaying active text in another window, clear that. */ | |
fbd6baed GV |
2122 | if (! EQ (window, FRAME_W32_DISPLAY_INFO (f)->mouse_face_window)) |
2123 | clear_mouse_face (FRAME_W32_DISPLAY_INFO (f)); | |
ee78dc32 GV |
2124 | |
2125 | /* Are we in a window whose display is up to date? | |
2126 | And verify the buffer's text has not changed. */ | |
2127 | if (WINDOWP (window) && portion == 0 && row >= 0 && column >= 0 | |
2128 | && row < FRAME_HEIGHT (f) && column < FRAME_WIDTH (f) | |
2129 | && EQ (w->window_end_valid, w->buffer) | |
bade65fd RS |
2130 | && w->last_modified == BUF_MODIFF (XBUFFER (w->buffer)) |
2131 | && w->last_overlay_modified == BUF_OVERLAY_MODIFF (XBUFFER (w->buffer))) | |
ee78dc32 GV |
2132 | { |
2133 | int *ptr = FRAME_CURRENT_GLYPHS (f)->charstarts[row]; | |
2134 | int i, pos; | |
2135 | ||
2136 | /* Find which buffer position the mouse corresponds to. */ | |
2137 | for (i = column; i >= 0; i--) | |
2138 | if (ptr[i] > 0) | |
2139 | break; | |
2140 | pos = ptr[i]; | |
2141 | /* Is it outside the displayed active region (if any)? */ | |
2142 | if (pos <= 0) | |
fbd6baed GV |
2143 | clear_mouse_face (FRAME_W32_DISPLAY_INFO (f)); |
2144 | else if (! (EQ (window, FRAME_W32_DISPLAY_INFO (f)->mouse_face_window) | |
2145 | && row >= FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_row | |
2146 | && row <= FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_row | |
2147 | && (row > FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_row | |
2148 | || column >= FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_col) | |
2149 | && (row < FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_row | |
2150 | || column < FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_col | |
2151 | || FRAME_W32_DISPLAY_INFO (f)->mouse_face_past_end))) | |
ee78dc32 GV |
2152 | { |
2153 | Lisp_Object mouse_face, overlay, position; | |
2154 | Lisp_Object *overlay_vec; | |
2155 | int len, noverlays, ignor1; | |
2156 | struct buffer *obuf; | |
2157 | int obegv, ozv; | |
2158 | ||
2159 | /* If we get an out-of-range value, return now; avoid an error. */ | |
2160 | if (pos > BUF_Z (XBUFFER (w->buffer))) | |
2161 | return; | |
2162 | ||
2163 | /* Make the window's buffer temporarily current for | |
2164 | overlays_at and compute_char_face. */ | |
2165 | obuf = current_buffer; | |
2166 | current_buffer = XBUFFER (w->buffer); | |
2167 | obegv = BEGV; | |
2168 | ozv = ZV; | |
2169 | BEGV = BEG; | |
2170 | ZV = Z; | |
2171 | ||
2172 | /* Yes. Clear the display of the old active region, if any. */ | |
fbd6baed | 2173 | clear_mouse_face (FRAME_W32_DISPLAY_INFO (f)); |
ee78dc32 GV |
2174 | |
2175 | /* Is this char mouse-active? */ | |
2176 | XSETINT (position, pos); | |
2177 | ||
2178 | len = 10; | |
2179 | overlay_vec = (Lisp_Object *) xmalloc (len * sizeof (Lisp_Object)); | |
2180 | ||
2181 | /* Put all the overlays we want in a vector in overlay_vec. | |
2182 | Store the length in len. */ | |
2183 | noverlays = overlays_at (XINT (pos), 1, &overlay_vec, &len, | |
2184 | NULL, NULL); | |
2185 | noverlays = sort_overlays (overlay_vec, noverlays, w); | |
2186 | ||
2187 | /* Find the highest priority overlay that has a mouse-face prop. */ | |
2188 | overlay = Qnil; | |
2189 | for (i = 0; i < noverlays; i++) | |
2190 | { | |
2191 | mouse_face = Foverlay_get (overlay_vec[i], Qmouse_face); | |
2192 | if (!NILP (mouse_face)) | |
2193 | { | |
2194 | overlay = overlay_vec[i]; | |
2195 | break; | |
2196 | } | |
2197 | } | |
2198 | free (overlay_vec); | |
2199 | /* If no overlay applies, get a text property. */ | |
2200 | if (NILP (overlay)) | |
2201 | mouse_face = Fget_text_property (position, Qmouse_face, w->buffer); | |
2202 | ||
2203 | /* Handle the overlay case. */ | |
2204 | if (! NILP (overlay)) | |
2205 | { | |
2206 | /* Find the range of text around this char that | |
2207 | should be active. */ | |
2208 | Lisp_Object before, after; | |
2209 | int ignore; | |
2210 | ||
2211 | before = Foverlay_start (overlay); | |
2212 | after = Foverlay_end (overlay); | |
2213 | /* Record this as the current active region. */ | |
2214 | fast_find_position (window, before, | |
fbd6baed GV |
2215 | &FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_col, |
2216 | &FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_row); | |
2217 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_past_end | |
ee78dc32 | 2218 | = !fast_find_position (window, after, |
fbd6baed GV |
2219 | &FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_col, |
2220 | &FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_row); | |
2221 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_window = window; | |
2222 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_face_id | |
ee78dc32 GV |
2223 | = compute_char_face (f, w, pos, 0, 0, |
2224 | &ignore, pos + 1, 1); | |
2225 | ||
2226 | /* Display it as active. */ | |
fbd6baed | 2227 | show_mouse_face (FRAME_W32_DISPLAY_INFO (f), 1); |
ee78dc32 GV |
2228 | } |
2229 | /* Handle the text property case. */ | |
2230 | else if (! NILP (mouse_face)) | |
2231 | { | |
2232 | /* Find the range of text around this char that | |
2233 | should be active. */ | |
2234 | Lisp_Object before, after, beginning, end; | |
2235 | int ignore; | |
2236 | ||
2237 | beginning = Fmarker_position (w->start); | |
2238 | XSETINT (end, (BUF_Z (XBUFFER (w->buffer)) | |
2239 | - XFASTINT (w->window_end_pos))); | |
2240 | before | |
2241 | = Fprevious_single_property_change (make_number (pos + 1), | |
2242 | Qmouse_face, | |
2243 | w->buffer, beginning); | |
2244 | after | |
2245 | = Fnext_single_property_change (position, Qmouse_face, | |
2246 | w->buffer, end); | |
2247 | /* Record this as the current active region. */ | |
2248 | fast_find_position (window, before, | |
fbd6baed GV |
2249 | &FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_col, |
2250 | &FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_row); | |
2251 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_past_end | |
ee78dc32 | 2252 | = !fast_find_position (window, after, |
fbd6baed GV |
2253 | &FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_col, |
2254 | &FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_row); | |
2255 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_window = window; | |
2256 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_face_id | |
ee78dc32 GV |
2257 | = compute_char_face (f, w, pos, 0, 0, |
2258 | &ignore, pos + 1, 1); | |
2259 | ||
2260 | /* Display it as active. */ | |
fbd6baed | 2261 | show_mouse_face (FRAME_W32_DISPLAY_INFO (f), 1); |
ee78dc32 GV |
2262 | } |
2263 | BEGV = obegv; | |
2264 | ZV = ozv; | |
2265 | current_buffer = obuf; | |
2266 | } | |
2267 | } | |
2268 | } | |
2269 | \f | |
2270 | /* Find the row and column of position POS in window WINDOW. | |
2271 | Store them in *COLUMNP and *ROWP. | |
2272 | This assumes display in WINDOW is up to date. | |
2273 | If POS is above start of WINDOW, return coords | |
2274 | of start of first screen line. | |
2275 | If POS is after end of WINDOW, return coords of end of last screen line. | |
2276 | ||
2277 | Value is 1 if POS is in range, 0 if it was off screen. */ | |
2278 | ||
2279 | static int | |
2280 | fast_find_position (window, pos, columnp, rowp) | |
2281 | Lisp_Object window; | |
2282 | int pos; | |
2283 | int *columnp, *rowp; | |
2284 | { | |
2285 | struct window *w = XWINDOW (window); | |
2286 | FRAME_PTR f = XFRAME (WINDOW_FRAME (w)); | |
2287 | int i; | |
2288 | int row = 0; | |
03218728 | 2289 | int left = WINDOW_LEFT_MARGIN (w); |
ee78dc32 GV |
2290 | int top = w->top; |
2291 | int height = XFASTINT (w->height) - ! MINI_WINDOW_P (w); | |
2292 | int width = window_internal_width (w); | |
2293 | int *charstarts; | |
2294 | int lastcol; | |
2295 | int maybe_next_line = 0; | |
2296 | ||
2297 | /* Find the right row. */ | |
2298 | for (i = 0; | |
2299 | i < height; | |
2300 | i++) | |
2301 | { | |
2302 | int linestart = FRAME_CURRENT_GLYPHS (f)->charstarts[top + i][left]; | |
2303 | if (linestart > pos) | |
2304 | break; | |
2305 | /* If the position sought is the end of the buffer, | |
2306 | don't include the blank lines at the bottom of the window. */ | |
2307 | if (linestart == pos && pos == BUF_ZV (XBUFFER (w->buffer))) | |
2308 | { | |
2309 | maybe_next_line = 1; | |
2310 | break; | |
2311 | } | |
2312 | if (linestart > 0) | |
2313 | row = i; | |
2314 | } | |
2315 | ||
2316 | /* Find the right column with in it. */ | |
2317 | charstarts = FRAME_CURRENT_GLYPHS (f)->charstarts[top + row]; | |
2318 | lastcol = left; | |
2319 | for (i = 0; i < width; i++) | |
2320 | { | |
2321 | if (charstarts[left + i] == pos) | |
2322 | { | |
2323 | *rowp = row + top; | |
2324 | *columnp = i + left; | |
2325 | return 1; | |
2326 | } | |
2327 | else if (charstarts[left + i] > pos) | |
2328 | break; | |
2329 | else if (charstarts[left + i] > 0) | |
2330 | lastcol = left + i; | |
2331 | } | |
2332 | ||
2333 | /* If we're looking for the end of the buffer, | |
2334 | and we didn't find it in the line we scanned, | |
2335 | use the start of the following line. */ | |
2336 | if (maybe_next_line) | |
2337 | { | |
2338 | row++; | |
2339 | i = 0; | |
2340 | } | |
2341 | ||
2342 | *rowp = row + top; | |
2343 | *columnp = lastcol; | |
2344 | return 0; | |
2345 | } | |
2346 | ||
2347 | /* Display the active region described by mouse_face_* | |
2348 | in its mouse-face if HL > 0, in its normal face if HL = 0. */ | |
2349 | ||
2350 | static void | |
2351 | show_mouse_face (dpyinfo, hl) | |
fbd6baed | 2352 | struct w32_display_info *dpyinfo; |
ee78dc32 GV |
2353 | int hl; |
2354 | { | |
2355 | struct window *w = XWINDOW (dpyinfo->mouse_face_window); | |
2356 | int width = window_internal_width (w); | |
2357 | FRAME_PTR f = XFRAME (WINDOW_FRAME (w)); | |
2358 | int i; | |
2359 | int cursor_off = 0; | |
2360 | int old_curs_x = curs_x; | |
2361 | int old_curs_y = curs_y; | |
2362 | ||
2363 | /* Set these variables temporarily | |
2364 | so that if we have to turn the cursor off and on again | |
2365 | we will put it back at the same place. */ | |
2366 | curs_x = f->phys_cursor_x; | |
2367 | curs_y = f->phys_cursor_y; | |
2368 | ||
fbd6baed GV |
2369 | for (i = FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_row; |
2370 | i <= FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_row; i++) | |
ee78dc32 | 2371 | { |
fbd6baed GV |
2372 | int column = (i == FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_row |
2373 | ? FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_col | |
03218728 | 2374 | : WINDOW_LEFT_MARGIN (w)); |
fbd6baed GV |
2375 | int endcolumn = (i == FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_row |
2376 | ? FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_col | |
03218728 | 2377 | : WINDOW_LEFT_MARGIN (w) + width); |
ee78dc32 GV |
2378 | endcolumn = min (endcolumn, FRAME_CURRENT_GLYPHS (f)->used[i]); |
2379 | ||
2380 | /* If the cursor's in the text we are about to rewrite, | |
2381 | turn the cursor off. */ | |
2382 | if (i == curs_y | |
689004fa GV |
2383 | && curs_x >= column - 1 |
2384 | && curs_x <= endcolumn) | |
ee78dc32 GV |
2385 | { |
2386 | x_display_cursor (f, 0); | |
2387 | cursor_off = 1; | |
2388 | } | |
2389 | ||
2390 | dumpglyphs (f, | |
2391 | CHAR_TO_PIXEL_COL (f, column), | |
2392 | CHAR_TO_PIXEL_ROW (f, i), | |
2393 | FRAME_CURRENT_GLYPHS (f)->glyphs[i] + column, | |
2394 | endcolumn - column, | |
2395 | /* Highlight with mouse face if hl > 0. */ | |
ef0e360f | 2396 | hl > 0 ? 3 : 0, 0, NULL); |
ee78dc32 GV |
2397 | } |
2398 | ||
2399 | /* If we turned the cursor off, turn it back on. */ | |
2400 | if (cursor_off) | |
2401 | x_display_cursor (f, 1); | |
2402 | ||
2403 | curs_x = old_curs_x; | |
2404 | curs_y = old_curs_y; | |
2405 | ||
2406 | /* Change the mouse cursor according to the value of HL. */ | |
2407 | if (hl > 0) | |
fbd6baed | 2408 | SetCursor (f->output_data.w32->cross_cursor); |
ee78dc32 | 2409 | else |
fbd6baed | 2410 | SetCursor (f->output_data.w32->text_cursor); |
ee78dc32 GV |
2411 | } |
2412 | ||
2413 | /* Clear out the mouse-highlighted active region. | |
2414 | Redraw it unhighlighted first. */ | |
2415 | ||
2416 | static void | |
2417 | clear_mouse_face (dpyinfo) | |
fbd6baed | 2418 | struct w32_display_info *dpyinfo; |
ee78dc32 GV |
2419 | { |
2420 | if (! NILP (dpyinfo->mouse_face_window)) | |
2421 | show_mouse_face (dpyinfo, 0); | |
2422 | ||
2423 | dpyinfo->mouse_face_beg_row = dpyinfo->mouse_face_beg_col = -1; | |
2424 | dpyinfo->mouse_face_end_row = dpyinfo->mouse_face_end_col = -1; | |
2425 | dpyinfo->mouse_face_window = Qnil; | |
2426 | } | |
2427 | \f | |
2428 | struct scroll_bar *x_window_to_scroll_bar (); | |
2429 | static void x_scroll_bar_report_motion (); | |
2430 | ||
2431 | /* Return the current position of the mouse. | |
2432 | *fp should be a frame which indicates which display to ask about. | |
2433 | ||
2434 | If the mouse movement started in a scroll bar, set *fp, *bar_window, | |
2435 | and *part to the frame, window, and scroll bar part that the mouse | |
2436 | is over. Set *x and *y to the portion and whole of the mouse's | |
2437 | position on the scroll bar. | |
2438 | ||
2439 | If the mouse movement started elsewhere, set *fp to the frame the | |
2440 | mouse is on, *bar_window to nil, and *x and *y to the character cell | |
2441 | the mouse is over. | |
2442 | ||
2443 | Set *time to the server timestamp for the time at which the mouse | |
2444 | was at this position. | |
2445 | ||
2446 | Don't store anything if we don't have a valid set of values to report. | |
2447 | ||
2448 | This clears the mouse_moved flag, so we can wait for the next mouse | |
2449 | movement. This also calls XQueryPointer, which will cause the | |
2450 | server to give us another MotionNotify when the mouse moves | |
2451 | again. */ | |
2452 | ||
2453 | static void | |
fbd6baed | 2454 | w32_mouse_position (fp, insist, bar_window, part, x, y, time) |
ee78dc32 GV |
2455 | FRAME_PTR *fp; |
2456 | int insist; | |
2457 | Lisp_Object *bar_window; | |
2458 | enum scroll_bar_part *part; | |
2459 | Lisp_Object *x, *y; | |
2460 | unsigned long *time; | |
2461 | { | |
2462 | FRAME_PTR f1; | |
2463 | ||
2464 | BLOCK_INPUT; | |
2465 | ||
95fa970d | 2466 | if (! NILP (last_mouse_scroll_bar) && insist == 0) |
689004fa | 2467 | /* This is never called at the moment. */ |
ee78dc32 GV |
2468 | x_scroll_bar_report_motion (fp, bar_window, part, x, y, time); |
2469 | else | |
2470 | { | |
2471 | POINT pt; | |
2472 | ||
2473 | Lisp_Object frame, tail; | |
2474 | ||
2475 | /* Clear the mouse-moved flag for every frame on this display. */ | |
2476 | FOR_EACH_FRAME (tail, frame) | |
2477 | XFRAME (frame)->mouse_moved = 0; | |
2478 | ||
2479 | last_mouse_scroll_bar = Qnil; | |
2480 | ||
2481 | GetCursorPos (&pt); | |
2482 | ||
2483 | /* Now we have a position on the root; find the innermost window | |
2484 | containing the pointer. */ | |
2485 | { | |
fbd6baed | 2486 | if (FRAME_W32_DISPLAY_INFO (*fp)->grabbed && last_mouse_frame |
ee78dc32 GV |
2487 | && FRAME_LIVE_P (last_mouse_frame)) |
2488 | { | |
2489 | f1 = last_mouse_frame; | |
2490 | } | |
2491 | else | |
2492 | { | |
2493 | /* Is win one of our frames? */ | |
fbd6baed | 2494 | f1 = x_window_to_frame (FRAME_W32_DISPLAY_INFO (*fp), WindowFromPoint(pt)); |
ee78dc32 GV |
2495 | } |
2496 | ||
2497 | /* If not, is it one of our scroll bars? */ | |
2498 | if (! f1) | |
2499 | { | |
2500 | struct scroll_bar *bar = x_window_to_scroll_bar (WindowFromPoint(pt)); | |
2501 | ||
2502 | if (bar) | |
2503 | { | |
2504 | f1 = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
2505 | } | |
2506 | } | |
2507 | ||
95fa970d | 2508 | if (f1 == 0 && insist > 0) |
ee78dc32 GV |
2509 | f1 = selected_frame; |
2510 | ||
2511 | if (f1) | |
2512 | { | |
2513 | int ignore1, ignore2; | |
2514 | ||
fbd6baed | 2515 | ScreenToClient (FRAME_W32_WINDOW (f1), &pt); |
ee78dc32 GV |
2516 | |
2517 | /* Ok, we found a frame. Store all the values. */ | |
2518 | ||
2519 | pixel_to_glyph_coords (f1, pt.x, pt.y, &ignore1, &ignore2, | |
2520 | &last_mouse_glyph, | |
fbd6baed | 2521 | FRAME_W32_DISPLAY_INFO (f1)->grabbed |
ee78dc32 GV |
2522 | || insist); |
2523 | ||
2524 | *bar_window = Qnil; | |
2525 | *part = 0; | |
2526 | *fp = f1; | |
2527 | XSETINT (*x, pt.x); | |
2528 | XSETINT (*y, pt.y); | |
2529 | *time = last_mouse_movement_time; | |
2530 | } | |
2531 | } | |
2532 | } | |
2533 | ||
2534 | UNBLOCK_INPUT; | |
2535 | } | |
2536 | \f | |
2537 | /* Scroll bar support. */ | |
2538 | ||
2539 | /* Given an window ID, find the struct scroll_bar which manages it. | |
2540 | This can be called in GC, so we have to make sure to strip off mark | |
2541 | bits. */ | |
2542 | struct scroll_bar * | |
2543 | x_window_to_scroll_bar (window_id) | |
2544 | Window window_id; | |
2545 | { | |
2546 | Lisp_Object tail, frame; | |
2547 | ||
2548 | for (tail = Vframe_list; | |
2549 | XGCTYPE (tail) == Lisp_Cons; | |
2550 | tail = XCONS (tail)->cdr) | |
2551 | { | |
2552 | Lisp_Object frame, bar, condemned; | |
2553 | ||
2554 | frame = XCONS (tail)->car; | |
2555 | /* All elements of Vframe_list should be frames. */ | |
2556 | if (! GC_FRAMEP (frame)) | |
2557 | abort (); | |
2558 | ||
2559 | /* Scan this frame's scroll bar list for a scroll bar with the | |
2560 | right window ID. */ | |
2561 | condemned = FRAME_CONDEMNED_SCROLL_BARS (XFRAME (frame)); | |
2562 | for (bar = FRAME_SCROLL_BARS (XFRAME (frame)); | |
2563 | /* This trick allows us to search both the ordinary and | |
2564 | condemned scroll bar lists with one loop. */ | |
2565 | ! GC_NILP (bar) || (bar = condemned, | |
2566 | condemned = Qnil, | |
2567 | ! GC_NILP (bar)); | |
2568 | bar = XSCROLL_BAR (bar)->next) | |
fbd6baed | 2569 | if (SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar)) == window_id) |
ee78dc32 GV |
2570 | return XSCROLL_BAR (bar); |
2571 | } | |
2572 | ||
2573 | return 0; | |
2574 | } | |
2575 | ||
2576 | HWND | |
2577 | my_create_scrollbar (f, bar) | |
2578 | struct frame * f; | |
2579 | struct scroll_bar * bar; | |
2580 | { | |
689004fa GV |
2581 | return (HWND) SendMessage (FRAME_W32_WINDOW (f), |
2582 | WM_EMACS_CREATESCROLLBAR, (WPARAM) f, | |
2583 | (LPARAM) bar); | |
ee78dc32 GV |
2584 | } |
2585 | ||
52cf03a1 GV |
2586 | //#define ATTACH_THREADS |
2587 | ||
689004fa GV |
2588 | BOOL |
2589 | my_show_window (FRAME_PTR f, HWND hwnd, int how) | |
52cf03a1 GV |
2590 | { |
2591 | #ifndef ATTACH_THREADS | |
689004fa GV |
2592 | return SendMessage (FRAME_W32_WINDOW (f), WM_EMACS_SHOWWINDOW, |
2593 | (WPARAM) hwnd, (LPARAM) how); | |
52cf03a1 | 2594 | #else |
689004fa | 2595 | return ShowWindow (hwnd, how); |
52cf03a1 GV |
2596 | #endif |
2597 | } | |
2598 | ||
2599 | void | |
2600 | my_set_window_pos (HWND hwnd, HWND hwndAfter, | |
689004fa | 2601 | int x, int y, int cx, int cy, UINT flags) |
52cf03a1 GV |
2602 | { |
2603 | #ifndef ATTACH_THREADS | |
689004fa GV |
2604 | WINDOWPOS pos; |
2605 | pos.hwndInsertAfter = hwndAfter; | |
52cf03a1 GV |
2606 | pos.x = x; |
2607 | pos.y = y; | |
2608 | pos.cx = cx; | |
2609 | pos.cy = cy; | |
2610 | pos.flags = flags; | |
2611 | SendMessage (hwnd, WM_EMACS_SETWINDOWPOS, (WPARAM) &pos, 0); | |
2612 | #else | |
2613 | SetWindowPos (hwnd, hwndAfter, x, y, cx, cy, flags); | |
2614 | #endif | |
2615 | } | |
2616 | ||
689004fa GV |
2617 | BOOL |
2618 | my_set_focus (f, hwnd) | |
2619 | struct frame * f; | |
2620 | HWND hwnd; | |
2621 | { | |
2622 | SendMessage (FRAME_W32_WINDOW (f), WM_EMACS_SETFOCUS, | |
2623 | (WPARAM) hwnd, 0); | |
2624 | } | |
2625 | ||
ef0e360f GV |
2626 | BOOL |
2627 | my_set_foreground_window (hwnd) | |
2628 | HWND hwnd; | |
2629 | { | |
2630 | SendMessage (hwnd, WM_EMACS_SETFOREGROUND, (WPARAM) hwnd, 0); | |
2631 | } | |
2632 | ||
ee78dc32 GV |
2633 | void |
2634 | my_destroy_window (f, hwnd) | |
2635 | struct frame * f; | |
2636 | HWND hwnd; | |
2637 | { | |
fbd6baed | 2638 | SendMessage (FRAME_W32_WINDOW (f), WM_EMACS_DESTROYWINDOW, |
ee78dc32 GV |
2639 | (WPARAM) hwnd, 0); |
2640 | } | |
2641 | ||
2642 | /* Open a new window to serve as a scroll bar, and return the | |
2643 | scroll bar vector for it. */ | |
2644 | static struct scroll_bar * | |
2645 | x_scroll_bar_create (window, top, left, width, height) | |
2646 | struct window *window; | |
2647 | int top, left, width, height; | |
2648 | { | |
2649 | FRAME_PTR f = XFRAME (WINDOW_FRAME (window)); | |
2650 | struct scroll_bar *bar | |
2651 | = XSCROLL_BAR (Fmake_vector (make_number (SCROLL_BAR_VEC_SIZE), Qnil)); | |
2652 | HWND hwnd; | |
2653 | ||
2654 | BLOCK_INPUT; | |
2655 | ||
2656 | XSETWINDOW (bar->window, window); | |
2657 | XSETINT (bar->top, top); | |
2658 | XSETINT (bar->left, left); | |
2659 | XSETINT (bar->width, width); | |
2660 | XSETINT (bar->height, height); | |
2661 | XSETINT (bar->start, 0); | |
2662 | XSETINT (bar->end, 0); | |
2663 | bar->dragging = Qnil; | |
2664 | ||
2665 | /* Requires geometry to be set before call to create the real window */ | |
2666 | ||
2667 | hwnd = my_create_scrollbar (f, bar); | |
2668 | ||
689004fa GV |
2669 | if (pfnSetScrollInfo) |
2670 | { | |
2671 | SCROLLINFO si; | |
2672 | ||
2673 | si.cbSize = sizeof (si); | |
2674 | si.fMask = SIF_ALL; | |
2675 | si.nMin = 0; | |
2676 | si.nMax = VERTICAL_SCROLL_BAR_TOP_RANGE (height) | |
2677 | + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
2678 | si.nPage = si.nMax; | |
2679 | si.nPos = 0; | |
2680 | ||
2681 | pfnSetScrollInfo (hwnd, SB_CTL, &si, FALSE); | |
2682 | } | |
2683 | else | |
2684 | { | |
2685 | SetScrollRange (hwnd, SB_CTL, 0, VERTICAL_SCROLL_BAR_TOP_RANGE (height), FALSE); | |
2686 | SetScrollPos (hwnd, SB_CTL, 0, FALSE); | |
2687 | } | |
ee78dc32 | 2688 | |
fbd6baed | 2689 | SET_SCROLL_BAR_W32_WINDOW (bar, hwnd); |
ee78dc32 GV |
2690 | |
2691 | /* Add bar to its frame's list of scroll bars. */ | |
2692 | bar->next = FRAME_SCROLL_BARS (f); | |
2693 | bar->prev = Qnil; | |
2694 | XSETVECTOR (FRAME_SCROLL_BARS (f), bar); | |
2695 | if (! NILP (bar->next)) | |
2696 | XSETVECTOR (XSCROLL_BAR (bar->next)->prev, bar); | |
2697 | ||
2698 | UNBLOCK_INPUT; | |
2699 | ||
2700 | return bar; | |
2701 | } | |
2702 | ||
2703 | /* Draw BAR's handle in the proper position. | |
2704 | If the handle is already drawn from START to END, don't bother | |
2705 | redrawing it, unless REBUILD is non-zero; in that case, always | |
2706 | redraw it. (REBUILD is handy for drawing the handle after expose | |
2707 | events.) | |
2708 | ||
2709 | Normally, we want to constrain the start and end of the handle to | |
2710 | fit inside its rectangle, but if the user is dragging the scroll bar | |
2711 | handle, we want to let them drag it down all the way, so that the | |
2712 | bar's top is as far down as it goes; otherwise, there's no way to | |
2713 | move to the very end of the buffer. */ | |
2714 | static void | |
2715 | x_scroll_bar_set_handle (bar, start, end, rebuild) | |
2716 | struct scroll_bar *bar; | |
2717 | int start, end; | |
2718 | int rebuild; | |
2719 | { | |
2720 | int dragging = ! NILP (bar->dragging); | |
fbd6baed | 2721 | Window w = SCROLL_BAR_W32_WINDOW (bar); |
ee78dc32 GV |
2722 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); |
2723 | ||
2724 | /* If the display is already accurate, do nothing. */ | |
2725 | if (! rebuild | |
2726 | && start == XINT (bar->start) | |
2727 | && end == XINT (bar->end)) | |
2728 | return; | |
2729 | ||
2730 | BLOCK_INPUT; | |
2731 | ||
689004fa GV |
2732 | { |
2733 | int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (XINT (bar->height)); | |
2734 | ||
2735 | /* Make sure the values are reasonable, and try to preserve | |
2736 | the distance between start and end. */ | |
2737 | { | |
2738 | int length = end - start; | |
2739 | ||
2740 | if (start < 0) | |
2741 | start = 0; | |
2742 | else if (start > top_range) | |
2743 | start = top_range; | |
2744 | end = start + length; | |
2745 | ||
2746 | if (end < start) | |
2747 | end = start; | |
2748 | else if (end > top_range && ! dragging) | |
2749 | end = top_range; | |
2750 | } | |
2751 | } | |
2752 | ||
ee78dc32 GV |
2753 | /* Store the adjusted setting in the scroll bar. */ |
2754 | XSETINT (bar->start, start); | |
2755 | XSETINT (bar->end, end); | |
2756 | ||
689004fa GV |
2757 | /* If being dragged, let scroll bar update itself. */ |
2758 | if (!dragging) | |
2759 | { | |
2760 | if (pfnSetScrollInfo) | |
2761 | { | |
2762 | SCROLLINFO si; | |
2763 | ||
2764 | si.cbSize = sizeof (si); | |
2765 | si.fMask = SIF_PAGE | SIF_POS; | |
2766 | si.nPage = end - start + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
2767 | si.nPos = start; | |
2768 | ||
2769 | pfnSetScrollInfo (w, SB_CTL, &si, TRUE); | |
2770 | } | |
2771 | else | |
2772 | SetScrollPos (w, SB_CTL, start, TRUE); | |
2773 | } | |
ee78dc32 GV |
2774 | |
2775 | UNBLOCK_INPUT; | |
2776 | } | |
2777 | ||
2778 | /* Move a scroll bar around on the screen, to accommodate changing | |
2779 | window configurations. */ | |
2780 | static void | |
2781 | x_scroll_bar_move (bar, top, left, width, height) | |
2782 | struct scroll_bar *bar; | |
2783 | int top, left, width, height; | |
2784 | { | |
fbd6baed | 2785 | Window w = SCROLL_BAR_W32_WINDOW (bar); |
ee78dc32 GV |
2786 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); |
2787 | ||
689004fa GV |
2788 | /* If already correctly positioned, do nothing. */ |
2789 | if ( XINT (bar->left) == left | |
2790 | && XINT (bar->top) == top | |
2791 | && XINT (bar->width) == width | |
2792 | && XINT (bar->height) == height ) | |
2793 | { | |
2794 | /* Redraw after clear_frame. */ | |
2795 | if (!my_show_window (f, w, SW_NORMAL)) | |
2796 | InvalidateRect (w, NULL, FALSE); | |
2797 | return; | |
2798 | } | |
2799 | ||
ee78dc32 GV |
2800 | BLOCK_INPUT; |
2801 | ||
689004fa GV |
2802 | /* Make sure scroll bar is "visible" before moving, to ensure the |
2803 | area of the parent window now exposed will be refreshed. */ | |
2804 | my_show_window (f, w, SW_HIDE); | |
ee78dc32 | 2805 | MoveWindow (w, left, top, width, height, TRUE); |
689004fa GV |
2806 | if (pfnSetScrollInfo) |
2807 | { | |
2808 | SCROLLINFO si; | |
2809 | ||
2810 | si.cbSize = sizeof (si); | |
2811 | si.fMask = SIF_RANGE; | |
2812 | si.nMin = 0; | |
2813 | si.nMax = VERTICAL_SCROLL_BAR_TOP_RANGE (height) | |
2814 | + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
2815 | ||
2816 | pfnSetScrollInfo (w, SB_CTL, &si, FALSE); | |
2817 | } | |
2818 | else | |
2819 | SetScrollRange (w, SB_CTL, 0, VERTICAL_SCROLL_BAR_TOP_RANGE (height), FALSE); | |
2820 | my_show_window (f, w, SW_NORMAL); | |
2821 | // InvalidateRect (w, NULL, FALSE); | |
ee78dc32 GV |
2822 | |
2823 | XSETINT (bar->left, left); | |
2824 | XSETINT (bar->top, top); | |
2825 | XSETINT (bar->width, width); | |
2826 | XSETINT (bar->height, height); | |
2827 | ||
2828 | UNBLOCK_INPUT; | |
2829 | } | |
2830 | ||
2831 | /* Destroy the window for BAR, and set its Emacs window's scroll bar | |
2832 | to nil. */ | |
2833 | static void | |
2834 | x_scroll_bar_remove (bar) | |
2835 | struct scroll_bar *bar; | |
2836 | { | |
2837 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
2838 | ||
2839 | BLOCK_INPUT; | |
2840 | ||
2841 | /* Destroy the window. */ | |
fbd6baed | 2842 | my_destroy_window (f, SCROLL_BAR_W32_WINDOW (bar)); |
ee78dc32 GV |
2843 | |
2844 | /* Disassociate this scroll bar from its window. */ | |
2845 | XWINDOW (bar->window)->vertical_scroll_bar = Qnil; | |
2846 | ||
2847 | UNBLOCK_INPUT; | |
2848 | } | |
2849 | ||
2850 | /* Set the handle of the vertical scroll bar for WINDOW to indicate | |
2851 | that we are displaying PORTION characters out of a total of WHOLE | |
2852 | characters, starting at POSITION. If WINDOW has no scroll bar, | |
2853 | create one. */ | |
2854 | static void | |
fbd6baed | 2855 | w32_set_vertical_scroll_bar (window, portion, whole, position) |
ee78dc32 GV |
2856 | struct window *window; |
2857 | int portion, whole, position; | |
2858 | { | |
2859 | FRAME_PTR f = XFRAME (WINDOW_FRAME (window)); | |
2860 | int top = XINT (window->top); | |
2861 | int left = WINDOW_VERTICAL_SCROLL_BAR_COLUMN (window); | |
2862 | int height = WINDOW_VERTICAL_SCROLL_BAR_HEIGHT (window); | |
2863 | ||
2864 | /* Where should this scroll bar be, pixelwise? */ | |
2865 | int pixel_top = CHAR_TO_PIXEL_ROW (f, top); | |
2866 | int pixel_left = CHAR_TO_PIXEL_COL (f, left); | |
2867 | int pixel_width | |
2868 | = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f) > 0 | |
2869 | ? FRAME_SCROLL_BAR_PIXEL_WIDTH (f) | |
fbd6baed | 2870 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.w32->font))); |
ee78dc32 GV |
2871 | int pixel_height = VERTICAL_SCROLL_BAR_PIXEL_HEIGHT (f, height); |
2872 | ||
2873 | struct scroll_bar *bar; | |
2874 | ||
2875 | /* Does the scroll bar exist yet? */ | |
2876 | if (NILP (window->vertical_scroll_bar)) | |
2877 | bar = x_scroll_bar_create (window, | |
2878 | pixel_top, pixel_left, | |
2879 | pixel_width, pixel_height); | |
2880 | else | |
2881 | { | |
2882 | /* It may just need to be moved and resized. */ | |
2883 | bar = XSCROLL_BAR (window->vertical_scroll_bar); | |
2884 | x_scroll_bar_move (bar, pixel_top, pixel_left, pixel_width, pixel_height); | |
2885 | } | |
2886 | ||
689004fa GV |
2887 | /* Set the scroll bar's current state. */ |
2888 | { | |
2889 | int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (pixel_height); | |
ee78dc32 | 2890 | |
689004fa GV |
2891 | if (whole == 0) |
2892 | x_scroll_bar_set_handle (bar, 0, top_range, 0); | |
2893 | else | |
2894 | { | |
2895 | int start = (int) (((double) position * top_range) / whole); | |
2896 | int end = (int) (((double) (position + portion) * top_range) / whole); | |
ee78dc32 | 2897 | |
689004fa GV |
2898 | x_scroll_bar_set_handle (bar, start, end, 0); |
2899 | } | |
2900 | } | |
ee78dc32 GV |
2901 | |
2902 | XSETVECTOR (window->vertical_scroll_bar, bar); | |
2903 | } | |
2904 | ||
2905 | ||
2906 | /* The following three hooks are used when we're doing a thorough | |
2907 | redisplay of the frame. We don't explicitly know which scroll bars | |
2908 | are going to be deleted, because keeping track of when windows go | |
2909 | away is a real pain - "Can you say set-window-configuration, boys | |
2910 | and girls?" Instead, we just assert at the beginning of redisplay | |
2911 | that *all* scroll bars are to be removed, and then save a scroll bar | |
2912 | from the fiery pit when we actually redisplay its window. */ | |
2913 | ||
2914 | /* Arrange for all scroll bars on FRAME to be removed at the next call | |
2915 | to `*judge_scroll_bars_hook'. A scroll bar may be spared if | |
2916 | `*redeem_scroll_bar_hook' is applied to its window before the judgement. */ | |
2917 | static void | |
fbd6baed | 2918 | w32_condemn_scroll_bars (frame) |
ee78dc32 GV |
2919 | FRAME_PTR frame; |
2920 | { | |
ef0e360f GV |
2921 | /* Transfer all the scroll bars to FRAME_CONDEMNED_SCROLL_BARS. */ |
2922 | while (! NILP (FRAME_SCROLL_BARS (frame))) | |
2923 | { | |
2924 | Lisp_Object bar; | |
2925 | bar = FRAME_SCROLL_BARS (frame); | |
2926 | FRAME_SCROLL_BARS (frame) = XSCROLL_BAR (bar)->next; | |
2927 | XSCROLL_BAR (bar)->next = FRAME_CONDEMNED_SCROLL_BARS (frame); | |
2928 | XSCROLL_BAR (bar)->prev = Qnil; | |
2929 | if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame))) | |
2930 | XSCROLL_BAR (FRAME_CONDEMNED_SCROLL_BARS (frame))->prev = bar; | |
2931 | FRAME_CONDEMNED_SCROLL_BARS (frame) = bar; | |
2932 | } | |
2933 | #ifdef PIGSFLY | |
ee78dc32 GV |
2934 | /* The condemned list should be empty at this point; if it's not, |
2935 | then the rest of Emacs isn't using the condemn/redeem/judge | |
2936 | protocol correctly. */ | |
2937 | if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame))) | |
2938 | abort (); | |
2939 | ||
2940 | /* Move them all to the "condemned" list. */ | |
2941 | FRAME_CONDEMNED_SCROLL_BARS (frame) = FRAME_SCROLL_BARS (frame); | |
2942 | FRAME_SCROLL_BARS (frame) = Qnil; | |
ef0e360f | 2943 | #endif |
ee78dc32 GV |
2944 | } |
2945 | ||
2946 | /* Unmark WINDOW's scroll bar for deletion in this judgement cycle. | |
2947 | Note that WINDOW isn't necessarily condemned at all. */ | |
2948 | static void | |
fbd6baed | 2949 | w32_redeem_scroll_bar (window) |
ee78dc32 GV |
2950 | struct window *window; |
2951 | { | |
2952 | struct scroll_bar *bar; | |
2953 | ||
2954 | /* We can't redeem this window's scroll bar if it doesn't have one. */ | |
2955 | if (NILP (window->vertical_scroll_bar)) | |
2956 | abort (); | |
2957 | ||
2958 | bar = XSCROLL_BAR (window->vertical_scroll_bar); | |
2959 | ||
ef0e360f GV |
2960 | /* Unlink it from the condemned list. */ |
2961 | { | |
2962 | FRAME_PTR f = XFRAME (WINDOW_FRAME (window)); | |
2963 | ||
2964 | if (NILP (bar->prev)) | |
2965 | { | |
2966 | /* If the prev pointer is nil, it must be the first in one of | |
2967 | the lists. */ | |
2968 | if (EQ (FRAME_SCROLL_BARS (f), window->vertical_scroll_bar)) | |
2969 | /* It's not condemned. Everything's fine. */ | |
2970 | return; | |
2971 | else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f), | |
2972 | window->vertical_scroll_bar)) | |
2973 | FRAME_CONDEMNED_SCROLL_BARS (f) = bar->next; | |
2974 | else | |
2975 | /* If its prev pointer is nil, it must be at the front of | |
2976 | one or the other! */ | |
2977 | abort (); | |
2978 | } | |
2979 | else | |
2980 | XSCROLL_BAR (bar->prev)->next = bar->next; | |
2981 | ||
2982 | if (! NILP (bar->next)) | |
2983 | XSCROLL_BAR (bar->next)->prev = bar->prev; | |
2984 | ||
2985 | bar->next = FRAME_SCROLL_BARS (f); | |
2986 | bar->prev = Qnil; | |
2987 | XSETVECTOR (FRAME_SCROLL_BARS (f), bar); | |
2988 | if (! NILP (bar->next)) | |
2989 | XSETVECTOR (XSCROLL_BAR (bar->next)->prev, bar); | |
2990 | } | |
2991 | #ifdef PIGSFLY | |
2992 | struct scroll_bar *bar; | |
2993 | ||
2994 | /* We can't redeem this window's scroll bar if it doesn't have one. */ | |
2995 | if (NILP (window->vertical_scroll_bar)) | |
2996 | abort (); | |
2997 | ||
2998 | bar = XSCROLL_BAR (window->vertical_scroll_bar); | |
2999 | ||
ee78dc32 GV |
3000 | /* Unlink it from the condemned list. */ |
3001 | { | |
3002 | FRAME_PTR f = XFRAME (WINDOW_FRAME (window)); | |
3003 | ||
3004 | if (NILP (bar->prev)) | |
3005 | { | |
3006 | /* If the prev pointer is nil, it must be the first in one of | |
3007 | the lists. */ | |
3008 | if (EQ (FRAME_SCROLL_BARS (f), window->vertical_scroll_bar)) | |
3009 | /* It's not condemned. Everything's fine. */ | |
3010 | return; | |
3011 | else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f), | |
3012 | window->vertical_scroll_bar)) | |
3013 | FRAME_CONDEMNED_SCROLL_BARS (f) = bar->next; | |
3014 | else | |
3015 | /* If its prev pointer is nil, it must be at the front of | |
3016 | one or the other! */ | |
3017 | abort (); | |
3018 | } | |
3019 | else | |
3020 | XSCROLL_BAR (bar->prev)->next = bar->next; | |
3021 | ||
3022 | if (! NILP (bar->next)) | |
3023 | XSCROLL_BAR (bar->next)->prev = bar->prev; | |
3024 | ||
3025 | bar->next = FRAME_SCROLL_BARS (f); | |
3026 | bar->prev = Qnil; | |
3027 | XSETVECTOR (FRAME_SCROLL_BARS (f), bar); | |
3028 | if (! NILP (bar->next)) | |
3029 | XSETVECTOR (XSCROLL_BAR (bar->next)->prev, bar); | |
3030 | } | |
ef0e360f | 3031 | #endif |
ee78dc32 GV |
3032 | } |
3033 | ||
3034 | /* Remove all scroll bars on FRAME that haven't been saved since the | |
3035 | last call to `*condemn_scroll_bars_hook'. */ | |
3036 | static void | |
fbd6baed | 3037 | w32_judge_scroll_bars (f) |
ee78dc32 GV |
3038 | FRAME_PTR f; |
3039 | { | |
3040 | Lisp_Object bar, next; | |
3041 | ||
3042 | bar = FRAME_CONDEMNED_SCROLL_BARS (f); | |
3043 | ||
3044 | /* Clear out the condemned list now so we won't try to process any | |
3045 | more events on the hapless scroll bars. */ | |
3046 | FRAME_CONDEMNED_SCROLL_BARS (f) = Qnil; | |
3047 | ||
3048 | for (; ! NILP (bar); bar = next) | |
3049 | { | |
3050 | struct scroll_bar *b = XSCROLL_BAR (bar); | |
3051 | ||
3052 | x_scroll_bar_remove (b); | |
3053 | ||
3054 | next = b->next; | |
3055 | b->next = b->prev = Qnil; | |
3056 | } | |
3057 | ||
3058 | /* Now there should be no references to the condemned scroll bars, | |
3059 | and they should get garbage-collected. */ | |
ef0e360f GV |
3060 | #ifdef PIGSFLY |
3061 | Lisp_Object bar, next; | |
3062 | ||
3063 | bar = FRAME_CONDEMNED_SCROLL_BARS (f); | |
3064 | ||
3065 | /* Clear out the condemned list now so we won't try to process any | |
3066 | more events on the hapless scroll bars. */ | |
3067 | FRAME_CONDEMNED_SCROLL_BARS (f) = Qnil; | |
3068 | ||
3069 | for (; ! NILP (bar); bar = next) | |
3070 | { | |
3071 | struct scroll_bar *b = XSCROLL_BAR (bar); | |
3072 | ||
3073 | x_scroll_bar_remove (b); | |
3074 | ||
3075 | next = b->next; | |
3076 | b->next = b->prev = Qnil; | |
3077 | } | |
3078 | ||
3079 | /* Now there should be no references to the condemned scroll bars, | |
3080 | and they should get garbage-collected. */ | |
3081 | #endif | |
ee78dc32 GV |
3082 | } |
3083 | ||
3084 | /* Handle a mouse click on the scroll bar BAR. If *EMACS_EVENT's kind | |
3085 | is set to something other than no_event, it is enqueued. | |
3086 | ||
3087 | This may be called from a signal handler, so we have to ignore GC | |
3088 | mark bits. */ | |
2c28562d | 3089 | |
52cf03a1 | 3090 | static int |
ee78dc32 GV |
3091 | x_scroll_bar_handle_click (bar, msg, emacs_event) |
3092 | struct scroll_bar *bar; | |
fbd6baed | 3093 | W32Msg *msg; |
ee78dc32 GV |
3094 | struct input_event *emacs_event; |
3095 | { | |
3096 | if (! GC_WINDOWP (bar->window)) | |
3097 | abort (); | |
3098 | ||
fbd6baed | 3099 | emacs_event->kind = w32_scroll_bar_click; |
ee78dc32 | 3100 | emacs_event->code = 0; |
52cf03a1 GV |
3101 | /* not really meaningful to distinguish up/down */ |
3102 | emacs_event->modifiers = msg->dwModifiers; | |
ee78dc32 GV |
3103 | emacs_event->frame_or_window = bar->window; |
3104 | emacs_event->timestamp = msg->msg.time; | |
3105 | ||
3106 | { | |
689004fa GV |
3107 | int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (XINT (bar->height)); |
3108 | int y; | |
3109 | int dragging = !NILP (bar->dragging); | |
3110 | ||
3111 | if (pfnGetScrollInfo) | |
3112 | { | |
3113 | SCROLLINFO si; | |
3114 | ||
3115 | si.cbSize = sizeof (si); | |
3116 | si.fMask = SIF_POS; | |
3117 | ||
3118 | pfnGetScrollInfo ((HWND) msg->msg.lParam, SB_CTL, &si); | |
3119 | y = si.nPos; | |
3120 | } | |
3121 | else | |
3122 | y = GetScrollPos ((HWND) msg->msg.lParam, SB_CTL); | |
3123 | ||
3124 | bar->dragging = Qnil; | |
ee78dc32 GV |
3125 | |
3126 | switch (LOWORD (msg->msg.wParam)) | |
2c28562d | 3127 | { |
2c28562d | 3128 | case SB_LINEDOWN: |
52cf03a1 | 3129 | emacs_event->part = scroll_bar_down_arrow; |
ee78dc32 | 3130 | break; |
2c28562d | 3131 | case SB_LINEUP: |
52cf03a1 | 3132 | emacs_event->part = scroll_bar_up_arrow; |
ee78dc32 | 3133 | break; |
2c28562d | 3134 | case SB_PAGEUP: |
ee78dc32 GV |
3135 | emacs_event->part = scroll_bar_above_handle; |
3136 | break; | |
2c28562d | 3137 | case SB_PAGEDOWN: |
ee78dc32 GV |
3138 | emacs_event->part = scroll_bar_below_handle; |
3139 | break; | |
2c28562d | 3140 | case SB_TOP: |
ee78dc32 GV |
3141 | emacs_event->part = scroll_bar_handle; |
3142 | y = 0; | |
3143 | break; | |
2c28562d | 3144 | case SB_BOTTOM: |
ee78dc32 GV |
3145 | emacs_event->part = scroll_bar_handle; |
3146 | y = top_range; | |
3147 | break; | |
689004fa | 3148 | case SB_THUMBTRACK: |
2c28562d | 3149 | case SB_THUMBPOSITION: |
689004fa GV |
3150 | if (VERTICAL_SCROLL_BAR_TOP_RANGE (XINT (bar->height)) <= 0xffff) |
3151 | y = HIWORD (msg->msg.wParam); | |
3152 | bar->dragging = Qt; | |
ee78dc32 | 3153 | emacs_event->part = scroll_bar_handle; |
689004fa GV |
3154 | |
3155 | /* "Silently" update current position. */ | |
3156 | if (pfnSetScrollInfo) | |
3157 | { | |
3158 | SCROLLINFO si; | |
3159 | ||
3160 | si.cbSize = sizeof (si); | |
3161 | si.fMask = SIF_POS; | |
3162 | ||
3163 | #if 0 | |
3164 | /* Shrink handle if necessary to allow full range for position. */ | |
3165 | { | |
3166 | int start = XINT (bar->start); | |
3167 | int end = XINT (bar->end); | |
3168 | int len = end - start; | |
3169 | ||
3170 | /* If new end is nearly hitting bottom, we must shrink | |
3171 | handle. How much we shrink it depends on the relative | |
3172 | sizes of len and top_range. */ | |
3173 | if (y + len > top_range - 2) | |
3174 | { | |
3175 | len -= min (top_range / 10, (len / 3) + 2); | |
3176 | if (len < 0) | |
3177 | len = 0; | |
3178 | } | |
3179 | si.nPage = len + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
3180 | si.fMask |= SIF_PAGE; | |
3181 | } | |
3182 | #endif | |
3183 | si.nPos = y; | |
3184 | /* Remember apparent position (we actually lag behind the real | |
3185 | position, so don't set that directly. */ | |
3186 | last_scroll_bar_drag_pos = y; | |
3187 | ||
3188 | pfnSetScrollInfo (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, &si, FALSE); | |
3189 | } | |
3190 | else | |
3191 | SetScrollPos (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, y, FALSE); | |
ee78dc32 | 3192 | break; |
2c28562d | 3193 | case SB_ENDSCROLL: |
689004fa GV |
3194 | /* If this is the end of a drag sequence, then reset the scroll |
3195 | handle size to normal and do a final redraw. Otherwise do | |
3196 | nothing. */ | |
3197 | if (dragging) | |
3198 | { | |
3199 | if (pfnSetScrollInfo) | |
3200 | { | |
3201 | SCROLLINFO si; | |
3202 | int start = XINT (bar->start); | |
3203 | int end = XINT (bar->end); | |
3204 | ||
3205 | si.cbSize = sizeof (si); | |
3206 | si.fMask = SIF_PAGE | SIF_POS; | |
3207 | si.nPage = end - start + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
3208 | si.nPos = last_scroll_bar_drag_pos; | |
3209 | ||
3210 | pfnSetScrollInfo (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, &si, TRUE); | |
3211 | } | |
3212 | else | |
3213 | SetScrollPos (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, y, TRUE); | |
3214 | } | |
3215 | /* fall through */ | |
2c28562d | 3216 | default: |
689004fa | 3217 | emacs_event->kind = no_event; |
52cf03a1 | 3218 | return FALSE; |
2c28562d | 3219 | } |
52cf03a1 | 3220 | |
ee78dc32 GV |
3221 | XSETINT (emacs_event->x, y); |
3222 | XSETINT (emacs_event->y, top_range); | |
52cf03a1 GV |
3223 | |
3224 | return TRUE; | |
ee78dc32 GV |
3225 | } |
3226 | } | |
3227 | ||
3228 | /* Return information to the user about the current position of the mouse | |
3229 | on the scroll bar. */ | |
3230 | static void | |
3231 | x_scroll_bar_report_motion (fp, bar_window, part, x, y, time) | |
3232 | FRAME_PTR *fp; | |
3233 | Lisp_Object *bar_window; | |
3234 | enum scroll_bar_part *part; | |
3235 | Lisp_Object *x, *y; | |
3236 | unsigned long *time; | |
3237 | { | |
3238 | struct scroll_bar *bar = XSCROLL_BAR (last_mouse_scroll_bar); | |
fbd6baed | 3239 | Window w = SCROLL_BAR_W32_WINDOW (bar); |
ee78dc32 GV |
3240 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); |
3241 | int pos; | |
689004fa | 3242 | int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (XINT (bar->height)); |
ee78dc32 GV |
3243 | |
3244 | BLOCK_INPUT; | |
3245 | ||
3246 | *fp = f; | |
3247 | *bar_window = bar->window; | |
3248 | ||
689004fa GV |
3249 | if (pfnGetScrollInfo) |
3250 | { | |
3251 | SCROLLINFO si; | |
3252 | ||
3253 | si.cbSize = sizeof (si); | |
3254 | si.fMask = SIF_POS | SIF_PAGE | SIF_RANGE; | |
3255 | ||
3256 | pfnGetScrollInfo (w, SB_CTL, &si); | |
3257 | pos = si.nPos; | |
3258 | top_range = si.nMax - si.nPage + 1; | |
3259 | } | |
3260 | else | |
3261 | pos = GetScrollPos (w, SB_CTL); | |
ee78dc32 GV |
3262 | |
3263 | switch (LOWORD (last_mouse_scroll_bar_pos)) | |
3264 | { | |
3265 | case SB_THUMBPOSITION: | |
3266 | case SB_THUMBTRACK: | |
3267 | *part = scroll_bar_handle; | |
3268 | if (VERTICAL_SCROLL_BAR_TOP_RANGE (XINT (bar->height)) <= 0xffff) | |
3269 | pos = HIWORD (last_mouse_scroll_bar_pos); | |
3270 | break; | |
3271 | case SB_LINEDOWN: | |
3272 | *part = scroll_bar_handle; | |
3273 | pos++; | |
3274 | break; | |
3275 | default: | |
3276 | *part = scroll_bar_handle; | |
3277 | break; | |
3278 | } | |
3279 | ||
3280 | XSETINT(*x, pos); | |
689004fa | 3281 | XSETINT(*y, top_range); |
ee78dc32 GV |
3282 | |
3283 | f->mouse_moved = 0; | |
3284 | last_mouse_scroll_bar = Qnil; | |
3285 | ||
3286 | *time = last_mouse_movement_time; | |
3287 | ||
3288 | UNBLOCK_INPUT; | |
3289 | } | |
3290 | ||
3291 | /* The screen has been cleared so we may have changed foreground or | |
3292 | background colors, and the scroll bars may need to be redrawn. | |
3293 | Clear out the scroll bars, and ask for expose events, so we can | |
3294 | redraw them. */ | |
3295 | ||
3296 | x_scroll_bar_clear (f) | |
3297 | FRAME_PTR f; | |
3298 | { | |
ee78dc32 GV |
3299 | Lisp_Object bar; |
3300 | ||
3301 | for (bar = FRAME_SCROLL_BARS (f); VECTORP (bar); | |
3302 | bar = XSCROLL_BAR (bar)->next) | |
52cf03a1 | 3303 | { |
fbd6baed | 3304 | HWND window = SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar)); |
52cf03a1 GV |
3305 | HDC hdc = GetDC (window); |
3306 | RECT rect; | |
3307 | ||
689004fa GV |
3308 | /* Hide scroll bar until ready to repaint. x_scroll_bar_move |
3309 | arranges to refresh the scroll bar if hidden. */ | |
3310 | my_show_window (f, window, SW_HIDE); | |
3311 | ||
52cf03a1 GV |
3312 | GetClientRect (window, &rect); |
3313 | select_palette (f, hdc); | |
fbd6baed | 3314 | w32_clear_rect (f, hdc, &rect); |
52cf03a1 | 3315 | deselect_palette (f, hdc); |
689004fa GV |
3316 | |
3317 | ReleaseDC (window, hdc); | |
52cf03a1 GV |
3318 | } |
3319 | } | |
3320 | ||
3321 | show_scroll_bars (f, how) | |
3322 | FRAME_PTR f; | |
3323 | int how; | |
3324 | { | |
3325 | Lisp_Object bar; | |
3326 | ||
3327 | for (bar = FRAME_SCROLL_BARS (f); VECTORP (bar); | |
3328 | bar = XSCROLL_BAR (bar)->next) | |
3329 | { | |
fbd6baed | 3330 | HWND window = SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar)); |
689004fa | 3331 | my_show_window (f, window, how); |
52cf03a1 | 3332 | } |
ee78dc32 GV |
3333 | } |
3334 | ||
3335 | \f | |
fbd6baed | 3336 | /* The main W32 event-reading loop - w32_read_socket. */ |
ee78dc32 GV |
3337 | |
3338 | /* Timestamp of enter window event. This is only used by w32_read_socket, | |
3339 | but we have to put it out here, since static variables within functions | |
3340 | sometimes don't work. */ | |
3341 | static Time enter_timestamp; | |
3342 | ||
3343 | /* Record the last 100 characters stored | |
3344 | to help debug the loss-of-chars-during-GC problem. */ | |
3345 | int temp_index; | |
3346 | short temp_buffer[100]; | |
3347 | ||
afd153f0 | 3348 | |
fbd6baed | 3349 | /* Read events coming from the W32 shell. |
ee78dc32 GV |
3350 | This routine is called by the SIGIO handler. |
3351 | We return as soon as there are no more events to be read. | |
3352 | ||
3353 | Events representing keys are stored in buffer BUFP, | |
3354 | which can hold up to NUMCHARS characters. | |
3355 | We return the number of characters stored into the buffer, | |
3356 | thus pretending to be `read'. | |
3357 | ||
ee78dc32 GV |
3358 | EXPECTED is nonzero if the caller knows input is available. |
3359 | ||
3360 | Some of these messages are reposted back to the message queue since the | |
e9e23e23 GV |
3361 | system calls the windows proc directly in a context where we cannot return |
3362 | the data nor can we guarantee the state we are in. So if we dispatch them | |
ee78dc32 GV |
3363 | we will get into an infinite loop. To prevent this from ever happening we |
3364 | will set a variable to indicate we are in the read_socket call and indicate | |
e9e23e23 GV |
3365 | which message we are processing since the windows proc gets called |
3366 | recursively with different messages by the system. | |
ee78dc32 GV |
3367 | */ |
3368 | ||
3369 | int | |
3aad7613 | 3370 | w32_read_socket (sd, bufp, numchars, expected) |
ee78dc32 GV |
3371 | register int sd; |
3372 | register struct input_event *bufp; | |
3373 | register int numchars; | |
ee78dc32 GV |
3374 | int expected; |
3375 | { | |
3376 | int count = 0; | |
689004fa | 3377 | int check_visibility = 0; |
fbd6baed | 3378 | W32Msg msg; |
ee78dc32 | 3379 | struct frame *f; |
ee78dc32 | 3380 | Lisp_Object part; |
fbd6baed | 3381 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
ee78dc32 GV |
3382 | |
3383 | if (interrupt_input_blocked) | |
3384 | { | |
3385 | interrupt_input_pending = 1; | |
3386 | return -1; | |
3387 | } | |
3388 | ||
3389 | interrupt_input_pending = 0; | |
3390 | BLOCK_INPUT; | |
3391 | ||
3392 | /* So people can tell when we have read the available input. */ | |
3393 | input_signal_count++; | |
3394 | ||
3395 | if (numchars <= 0) | |
3396 | abort (); /* Don't think this happens. */ | |
3397 | ||
52cf03a1 | 3398 | while (get_next_msg (&msg, FALSE)) |
ee78dc32 GV |
3399 | { |
3400 | switch (msg.msg.message) | |
3401 | { | |
ee78dc32 | 3402 | case WM_PAINT: |
ee78dc32 GV |
3403 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); |
3404 | ||
3405 | if (f) | |
3406 | { | |
014b6ea1 GV |
3407 | if (msg.rect.right == msg.rect.left || |
3408 | msg.rect.bottom == msg.rect.top) | |
ee78dc32 | 3409 | { |
014b6ea1 GV |
3410 | /* We may get paint messages even though the client |
3411 | area is clipped - these are not expose events. */ | |
3412 | DebPrint (("clipped frame %04x (%s) got WM_PAINT\n", f, | |
3413 | XSTRING (f->name)->data)); | |
3414 | } | |
3415 | else if (f->async_visible != 1) | |
3416 | { | |
3417 | /* Definitely not obscured, so mark as visible. */ | |
ee78dc32 GV |
3418 | f->async_visible = 1; |
3419 | f->async_iconified = 0; | |
3420 | SET_FRAME_GARBAGED (f); | |
014b6ea1 GV |
3421 | DebPrint (("frame %04x (%s) reexposed\n", f, |
3422 | XSTRING (f->name)->data)); | |
689004fa GV |
3423 | |
3424 | /* WM_PAINT serves as MapNotify as well, so report | |
3425 | visibility changes properly. */ | |
3426 | if (f->iconified) | |
3427 | { | |
3428 | bufp->kind = deiconify_event; | |
3429 | XSETFRAME (bufp->frame_or_window, f); | |
3430 | bufp++; | |
3431 | count++; | |
3432 | numchars--; | |
3433 | } | |
3434 | else if (! NILP(Vframe_list) | |
3435 | && ! NILP (XCONS (Vframe_list)->cdr)) | |
3436 | /* Force a redisplay sooner or later to update the | |
3437 | frame titles in case this is the second frame. */ | |
3438 | record_asynch_buffer_change (); | |
ee78dc32 GV |
3439 | } |
3440 | else | |
3441 | { | |
97e6de38 | 3442 | /* Erase background again for safety. */ |
fbd6baed | 3443 | w32_clear_rect (f, NULL, &msg.rect); |
ee78dc32 GV |
3444 | dumprectangle (f, |
3445 | msg.rect.left, | |
3446 | msg.rect.top, | |
689004fa GV |
3447 | msg.rect.right - msg.rect.left, |
3448 | msg.rect.bottom - msg.rect.top); | |
ee78dc32 GV |
3449 | } |
3450 | } | |
52cf03a1 | 3451 | break; |
689004fa | 3452 | |
f98169a0 GV |
3453 | case WM_INPUTLANGCHANGE: |
3454 | /* Generate a language change event. */ | |
3455 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3456 | ||
3457 | if (f) | |
3458 | { | |
3459 | if (numchars == 0) | |
3460 | abort (); | |
3461 | ||
3462 | bufp->kind = language_change_event; | |
3463 | XSETFRAME (bufp->frame_or_window, f); | |
3464 | bufp->code = msg.msg.wParam; | |
3465 | bufp->modifiers = msg.msg.lParam & 0xffff; | |
3466 | bufp++; | |
3467 | count++; | |
3468 | numchars--; | |
3469 | } | |
3470 | break; | |
3471 | ||
ee78dc32 GV |
3472 | case WM_KEYDOWN: |
3473 | case WM_SYSKEYDOWN: | |
3474 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3475 | ||
3476 | if (f && !f->iconified) | |
3477 | { | |
3478 | if (temp_index == sizeof temp_buffer / sizeof (short)) | |
3479 | temp_index = 0; | |
3480 | temp_buffer[temp_index++] = msg.msg.wParam; | |
3481 | bufp->kind = non_ascii_keystroke; | |
3482 | bufp->code = msg.msg.wParam; | |
f98169a0 | 3483 | bufp->modifiers = msg.dwModifiers; |
ee78dc32 GV |
3484 | XSETFRAME (bufp->frame_or_window, f); |
3485 | bufp->timestamp = msg.msg.time; | |
3486 | bufp++; | |
3487 | numchars--; | |
3488 | count++; | |
3489 | } | |
3490 | break; | |
689004fa | 3491 | |
ee78dc32 GV |
3492 | case WM_SYSCHAR: |
3493 | case WM_CHAR: | |
3494 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3495 | ||
3496 | if (f && !f->iconified) | |
3497 | { | |
f98169a0 GV |
3498 | if (temp_index == sizeof temp_buffer / sizeof (short)) |
3499 | temp_index = 0; | |
3500 | temp_buffer[temp_index++] = msg.msg.wParam; | |
3501 | bufp->kind = ascii_keystroke; | |
3502 | bufp->code = msg.msg.wParam; | |
3503 | bufp->modifiers = msg.dwModifiers; | |
3504 | XSETFRAME (bufp->frame_or_window, f); | |
3505 | bufp->timestamp = msg.msg.time; | |
3506 | bufp++; | |
3507 | numchars--; | |
3508 | count++; | |
ee78dc32 GV |
3509 | } |
3510 | break; | |
689004fa | 3511 | |
ee78dc32 GV |
3512 | case WM_MOUSEMOVE: |
3513 | if (dpyinfo->grabbed && last_mouse_frame | |
3514 | && FRAME_LIVE_P (last_mouse_frame)) | |
3515 | f = last_mouse_frame; | |
3516 | else | |
3517 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3518 | ||
3519 | if (f) | |
3520 | note_mouse_movement (f, &msg.msg); | |
3521 | else | |
fbd6baed | 3522 | clear_mouse_face (FRAME_W32_DISPLAY_INFO (f)); |
ee78dc32 GV |
3523 | |
3524 | break; | |
689004fa | 3525 | |
ee78dc32 GV |
3526 | case WM_LBUTTONDOWN: |
3527 | case WM_LBUTTONUP: | |
3528 | case WM_MBUTTONDOWN: | |
3529 | case WM_MBUTTONUP: | |
3530 | case WM_RBUTTONDOWN: | |
3531 | case WM_RBUTTONUP: | |
3532 | { | |
3533 | int button; | |
3534 | int up; | |
3535 | ||
3536 | if (dpyinfo->grabbed && last_mouse_frame | |
3537 | && FRAME_LIVE_P (last_mouse_frame)) | |
3538 | f = last_mouse_frame; | |
3539 | else | |
3540 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3541 | ||
3542 | if (f) | |
3543 | { | |
fbd6baed | 3544 | if ((!dpyinfo->w32_focus_frame || f == dpyinfo->w32_focus_frame) |
ee78dc32 GV |
3545 | && (numchars >= 1)) |
3546 | { | |
3547 | construct_mouse_click (bufp, &msg, f); | |
3548 | bufp++; | |
3549 | count++; | |
3550 | numchars--; | |
3551 | } | |
3552 | } | |
3553 | ||
3554 | parse_button (msg.msg.message, &button, &up); | |
3555 | ||
3556 | if (up) | |
3557 | { | |
3558 | dpyinfo->grabbed &= ~ (1 << button); | |
3559 | } | |
3560 | else | |
3561 | { | |
3562 | dpyinfo->grabbed |= (1 << button); | |
3563 | last_mouse_frame = f; | |
3564 | } | |
689004fa | 3565 | break; |
ee78dc32 GV |
3566 | } |
3567 | ||
689004fa GV |
3568 | case WM_MOUSEWHEEL: |
3569 | if (dpyinfo->grabbed && last_mouse_frame | |
3570 | && FRAME_LIVE_P (last_mouse_frame)) | |
3571 | f = last_mouse_frame; | |
3572 | else | |
3573 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3574 | ||
3575 | if (f) | |
3576 | { | |
3577 | if ((!dpyinfo->w32_focus_frame | |
3578 | || f == dpyinfo->w32_focus_frame) | |
3579 | && (numchars >= 1)) | |
3580 | { | |
3581 | construct_mouse_wheel (bufp, &msg, f); | |
3582 | bufp++; | |
3583 | count++; | |
3584 | numchars--; | |
3585 | } | |
3586 | } | |
ee78dc32 | 3587 | break; |
689004fa | 3588 | |
12857dfd RS |
3589 | case WM_DROPFILES: |
3590 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3591 | ||
3592 | if (f) | |
3593 | { | |
3594 | construct_drag_n_drop (bufp, &msg, f); | |
3595 | bufp++; | |
3596 | count++; | |
3597 | numchars--; | |
3598 | } | |
3599 | break; | |
3600 | ||
ee78dc32 GV |
3601 | case WM_VSCROLL: |
3602 | { | |
689004fa GV |
3603 | struct scroll_bar *bar = |
3604 | x_window_to_scroll_bar ((HWND)msg.msg.lParam); | |
ee78dc32 GV |
3605 | |
3606 | if (bar && numchars >= 1) | |
3607 | { | |
52cf03a1 GV |
3608 | if (x_scroll_bar_handle_click (bar, &msg, bufp)) |
3609 | { | |
3610 | bufp++; | |
3611 | count++; | |
3612 | numchars--; | |
3613 | } | |
ee78dc32 | 3614 | } |
689004fa | 3615 | break; |
ee78dc32 GV |
3616 | } |
3617 | ||
689004fa GV |
3618 | case WM_WINDOWPOSCHANGED: |
3619 | case WM_ACTIVATE: | |
3620 | case WM_ACTIVATEAPP: | |
3621 | check_visibility = 1; | |
ee78dc32 | 3622 | break; |
689004fa | 3623 | |
ee78dc32 GV |
3624 | case WM_MOVE: |
3625 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3626 | ||
3627 | if (f && !f->async_iconified) | |
3628 | { | |
689004fa GV |
3629 | int x, y; |
3630 | ||
3631 | x_real_positions (f, &x, &y); | |
3632 | f->output_data.w32->left_pos = x; | |
3633 | f->output_data.w32->top_pos = y; | |
ee78dc32 | 3634 | } |
689004fa GV |
3635 | |
3636 | check_visibility = 1; | |
3637 | break; | |
3638 | ||
3639 | case WM_SHOWWINDOW: | |
3640 | /* If window has been obscured or exposed by another window | |
3641 | being maximised or minimised/restored, then recheck | |
3642 | visibility of all frames. Direct changes to our own | |
3643 | windows get handled by WM_SIZE. */ | |
3644 | #if 0 | |
3645 | if (msg.msg.lParam != 0) | |
3646 | check_visibility = 1; | |
3647 | else | |
3648 | { | |
3649 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3650 | f->async_visible = msg.msg.wParam; | |
3651 | } | |
3652 | #endif | |
3653 | ||
3654 | check_visibility = 1; | |
ee78dc32 | 3655 | break; |
689004fa | 3656 | |
ee78dc32 GV |
3657 | case WM_SIZE: |
3658 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3659 | ||
689004fa GV |
3660 | /* Inform lisp of whether frame has been iconified etc. */ |
3661 | if (f) | |
ee78dc32 | 3662 | { |
689004fa | 3663 | switch (msg.msg.wParam) |
ee78dc32 | 3664 | { |
689004fa GV |
3665 | case SIZE_MINIMIZED: |
3666 | f->async_visible = 0; | |
ee78dc32 GV |
3667 | f->async_iconified = 1; |
3668 | ||
3669 | bufp->kind = iconify_event; | |
3670 | XSETFRAME (bufp->frame_or_window, f); | |
3671 | bufp++; | |
3672 | count++; | |
3673 | numchars--; | |
689004fa GV |
3674 | break; |
3675 | ||
3676 | case SIZE_MAXIMIZED: | |
3677 | case SIZE_RESTORED: | |
ee78dc32 GV |
3678 | f->async_visible = 1; |
3679 | f->async_iconified = 0; | |
3680 | ||
3681 | /* wait_reading_process_input will notice this and update | |
3682 | the frame's display structures. */ | |
3683 | SET_FRAME_GARBAGED (f); | |
3684 | ||
3685 | if (f->iconified) | |
3686 | { | |
3687 | bufp->kind = deiconify_event; | |
3688 | XSETFRAME (bufp->frame_or_window, f); | |
3689 | bufp++; | |
3690 | count++; | |
3691 | numchars--; | |
3692 | } | |
3693 | else | |
3694 | /* Force a redisplay sooner or later | |
3695 | to update the frame titles | |
3696 | in case this is the second frame. */ | |
3697 | record_asynch_buffer_change (); | |
689004fa | 3698 | break; |
ee78dc32 | 3699 | } |
ee78dc32 | 3700 | } |
689004fa | 3701 | |
ef0e360f GV |
3702 | if (f && !f->async_iconified && msg.msg.wParam != SIZE_MINIMIZED) |
3703 | { | |
3704 | RECT rect; | |
3705 | int rows; | |
3706 | int columns; | |
3707 | int width; | |
3708 | int height; | |
3709 | ||
3710 | GetClientRect(msg.msg.hwnd, &rect); | |
3711 | ||
3712 | height = rect.bottom - rect.top; | |
3713 | width = rect.right - rect.left; | |
3714 | ||
3715 | rows = PIXEL_TO_CHAR_HEIGHT (f, height); | |
3716 | columns = PIXEL_TO_CHAR_WIDTH (f, width); | |
3717 | ||
3718 | /* TODO: Clip size to the screen dimensions. */ | |
3719 | ||
3720 | /* Even if the number of character rows and columns has | |
3721 | not changed, the font size may have changed, so we need | |
3722 | to check the pixel dimensions as well. */ | |
3723 | ||
3724 | if (columns != f->width | |
3725 | || rows != f->height | |
3726 | || width != f->output_data.w32->pixel_width | |
3727 | || height != f->output_data.w32->pixel_height) | |
3728 | { | |
3729 | /* I had set this to 0, 0 - I am not sure why?? */ | |
3730 | ||
3731 | change_frame_size (f, rows, columns, 0, 1); | |
3732 | SET_FRAME_GARBAGED (f); | |
3733 | ||
3734 | f->output_data.w32->pixel_width = width; | |
3735 | f->output_data.w32->pixel_height = height; | |
3736 | f->output_data.w32->win_gravity = NorthWestGravity; | |
3737 | } | |
3738 | } | |
3739 | ||
689004fa GV |
3740 | check_visibility = 1; |
3741 | break; | |
3742 | ||
3743 | case WM_SETFOCUS: | |
3744 | case WM_KILLFOCUS: | |
3745 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
ee78dc32 | 3746 | |
689004fa GV |
3747 | if (msg.msg.message == WM_SETFOCUS) |
3748 | { | |
3749 | x_new_focus_frame (dpyinfo, f); | |
3750 | } | |
3751 | else if (f == dpyinfo->w32_focus_frame) | |
3752 | { | |
3753 | x_new_focus_frame (dpyinfo, 0); | |
3754 | } | |
3755 | ||
3756 | check_visibility = 1; | |
ee78dc32 | 3757 | break; |
689004fa | 3758 | |
ee78dc32 GV |
3759 | case WM_CLOSE: |
3760 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3761 | ||
3762 | if (f) | |
3763 | { | |
3764 | if (numchars == 0) | |
3765 | abort (); | |
3766 | ||
3767 | bufp->kind = delete_window_event; | |
3768 | XSETFRAME (bufp->frame_or_window, f); | |
3769 | bufp++; | |
3770 | count++; | |
3771 | numchars--; | |
3772 | } | |
689004fa GV |
3773 | break; |
3774 | ||
3775 | case WM_INITMENU: | |
3776 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3777 | ||
3778 | if (f) | |
3779 | { | |
3780 | if (numchars == 0) | |
3781 | abort (); | |
ee78dc32 | 3782 | |
689004fa GV |
3783 | bufp->kind = menu_bar_activate_event; |
3784 | XSETFRAME (bufp->frame_or_window, f); | |
3785 | bufp++; | |
3786 | count++; | |
3787 | numchars--; | |
3788 | } | |
ee78dc32 | 3789 | break; |
689004fa | 3790 | |
ee78dc32 GV |
3791 | case WM_COMMAND: |
3792 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
014b6ea1 | 3793 | |
ee78dc32 GV |
3794 | if (f) |
3795 | { | |
f98169a0 GV |
3796 | extern void menubar_selection_callback |
3797 | (FRAME_PTR f, void * client_data); | |
014b6ea1 | 3798 | menubar_selection_callback (f, (void *)msg.msg.wParam); |
ee78dc32 | 3799 | } |
689004fa GV |
3800 | |
3801 | check_visibility = 1; | |
3802 | break; | |
3803 | ||
3804 | case WM_DISPLAYCHANGE: | |
3805 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3806 | ||
3807 | if (f) | |
3808 | { | |
3809 | dpyinfo->width = (short) LOWORD (msg.msg.lParam); | |
3810 | dpyinfo->height = (short) HIWORD (msg.msg.lParam); | |
3811 | dpyinfo->n_cbits = msg.msg.wParam; | |
3812 | DebPrint (("display change: %d %d\n", dpyinfo->width, | |
3813 | dpyinfo->height)); | |
3814 | } | |
3815 | ||
3816 | check_visibility = 1; | |
ee78dc32 | 3817 | break; |
e7efd97e GV |
3818 | |
3819 | default: | |
3820 | /* Check for messages registered at runtime. */ | |
3821 | if (msg.msg.message == msh_mousewheel) | |
3822 | { | |
3823 | if (dpyinfo->grabbed && last_mouse_frame | |
3824 | && FRAME_LIVE_P (last_mouse_frame)) | |
3825 | f = last_mouse_frame; | |
3826 | else | |
3827 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
3828 | ||
3829 | if (f) | |
3830 | { | |
3831 | if ((!dpyinfo->w32_focus_frame | |
3832 | || f == dpyinfo->w32_focus_frame) | |
3833 | && (numchars >= 1)) | |
3834 | { | |
3835 | construct_mouse_wheel (bufp, &msg, f); | |
3836 | bufp++; | |
3837 | count++; | |
3838 | numchars--; | |
3839 | } | |
3840 | } | |
3841 | } | |
3842 | break; | |
ee78dc32 GV |
3843 | } |
3844 | } | |
3845 | ||
3846 | /* If the focus was just given to an autoraising frame, | |
3847 | raise it now. */ | |
3848 | /* ??? This ought to be able to handle more than one such frame. */ | |
3849 | if (pending_autoraise_frame) | |
3850 | { | |
3851 | x_raise_frame (pending_autoraise_frame); | |
3852 | pending_autoraise_frame = 0; | |
3853 | } | |
3854 | ||
689004fa GV |
3855 | /* Check which frames are still visisble, if we have enqueued any user |
3856 | events or been notified of events that may affect visibility. We | |
3857 | do this here because there doesn't seem to be any direct | |
3858 | notification from Windows that the visibility of a window has | |
3859 | changed (at least, not in all cases). */ | |
3860 | if (count > 0 || check_visibility) | |
3861 | { | |
3862 | Lisp_Object tail, frame; | |
3863 | ||
3864 | FOR_EACH_FRAME (tail, frame) | |
3865 | { | |
3866 | FRAME_PTR f = XFRAME (frame); | |
3867 | /* Check "visible" frames and mark each as obscured or not. | |
3868 | Note that async_visible is nonzero for unobscured and | |
3869 | obscured frames, but zero for hidden and iconified frames. */ | |
3870 | if (FRAME_W32_P (f) && f->async_visible) | |
3871 | { | |
3872 | RECT clipbox; | |
3873 | HDC hdc = get_frame_dc (f); | |
3874 | GetClipBox (hdc, &clipbox); | |
3875 | release_frame_dc (f, hdc); | |
3876 | ||
3877 | if (clipbox.right == clipbox.left | |
3878 | || clipbox.bottom == clipbox.top) | |
3879 | { | |
3880 | /* Frame has become completely obscured so mark as | |
3881 | such (we do this by setting async_visible to 2 so | |
3882 | that FRAME_VISIBLE_P is still true, but redisplay | |
3883 | will skip it). */ | |
3884 | f->async_visible = 2; | |
3885 | ||
3886 | if (!FRAME_OBSCURED_P (f)) | |
3887 | { | |
3888 | DebPrint (("frame %04x (%s) obscured\n", f, | |
3889 | XSTRING (f->name)->data)); | |
3890 | } | |
3891 | } | |
3892 | else | |
3893 | { | |
3894 | /* Frame is not obscured, so mark it as such. */ | |
3895 | f->async_visible = 1; | |
3896 | ||
3897 | if (FRAME_OBSCURED_P (f)) | |
3898 | { | |
3899 | SET_FRAME_GARBAGED (f); | |
3900 | DebPrint (("frame %04x (%s) reexposed\n", f, | |
3901 | XSTRING (f->name)->data)); | |
3902 | ||
3903 | /* Force a redisplay sooner or later. */ | |
3904 | record_asynch_buffer_change (); | |
3905 | } | |
3906 | } | |
3907 | } | |
3908 | } | |
3909 | } | |
3910 | ||
ee78dc32 GV |
3911 | UNBLOCK_INPUT; |
3912 | return count; | |
3913 | } | |
3914 | \f | |
3915 | /* Drawing the cursor. */ | |
3916 | ||
3917 | ||
3918 | /* Draw a hollow box cursor. Don't change the inside of the box. */ | |
3919 | ||
3920 | static void | |
3921 | x_draw_box (f) | |
3922 | struct frame *f; | |
3923 | { | |
3924 | RECT rect; | |
3925 | HBRUSH hb; | |
3926 | HDC hdc; | |
3927 | ||
52cf03a1 | 3928 | hdc = get_frame_dc (f); |
ee78dc32 | 3929 | |
fbd6baed | 3930 | hb = CreateSolidBrush (f->output_data.w32->cursor_pixel); |
ee78dc32 GV |
3931 | |
3932 | rect.left = CHAR_TO_PIXEL_COL (f, curs_x); | |
3933 | rect.top = CHAR_TO_PIXEL_ROW (f, curs_y); | |
fbd6baed GV |
3934 | rect.right = rect.left + FONT_WIDTH (f->output_data.w32->font); |
3935 | rect.bottom = rect.top + f->output_data.w32->line_height; | |
52cf03a1 | 3936 | |
ee78dc32 | 3937 | FrameRect (hdc, &rect, hb); |
ee78dc32 | 3938 | DeleteObject (hb); |
52cf03a1 GV |
3939 | |
3940 | release_frame_dc (f, hdc); | |
ee78dc32 GV |
3941 | } |
3942 | ||
3943 | /* Clear the cursor of frame F to background color, | |
3944 | and mark the cursor as not shown. | |
3945 | This is used when the text where the cursor is | |
3946 | is about to be rewritten. */ | |
3947 | ||
3948 | static void | |
3949 | clear_cursor (f) | |
3950 | struct frame *f; | |
3951 | { | |
3952 | if (! FRAME_VISIBLE_P (f) | |
e12ca9c2 | 3953 | || !f->phys_cursor_on) |
ee78dc32 GV |
3954 | return; |
3955 | ||
3956 | x_display_cursor (f, 0); | |
e12ca9c2 | 3957 | f->phys_cursor_on = 0; |
ee78dc32 GV |
3958 | } |
3959 | ||
3960 | /* Redraw the glyph at ROW, COLUMN on frame F, in the style | |
3961 | HIGHLIGHT. HIGHLIGHT is as defined for dumpglyphs. Return the | |
3962 | glyph drawn. */ | |
3963 | ||
3964 | static void | |
3965 | x_draw_single_glyph (f, row, column, glyph, highlight) | |
3966 | struct frame *f; | |
3967 | int row, column; | |
3968 | GLYPH glyph; | |
3969 | int highlight; | |
3970 | { | |
3971 | dumpglyphs (f, | |
3972 | CHAR_TO_PIXEL_COL (f, column), | |
3973 | CHAR_TO_PIXEL_ROW (f, row), | |
ef0e360f | 3974 | &glyph, 1, highlight, 0, NULL); |
ee78dc32 GV |
3975 | } |
3976 | ||
3977 | static void | |
3978 | x_display_bar_cursor (f, on) | |
3979 | struct frame *f; | |
3980 | int on; | |
3981 | { | |
3982 | struct frame_glyphs *current_glyphs = FRAME_CURRENT_GLYPHS (f); | |
3983 | ||
3984 | /* This is pointless on invisible frames, and dangerous on garbaged | |
3985 | frames; in the latter case, the frame may be in the midst of | |
3986 | changing its size, and curs_x and curs_y may be off the frame. */ | |
3987 | if (! FRAME_VISIBLE_P (f) || FRAME_GARBAGED_P (f)) | |
3988 | return; | |
3989 | ||
e12ca9c2 | 3990 | if (! on && ! f->phys_cursor_on) |
ee78dc32 GV |
3991 | return; |
3992 | ||
ee78dc32 | 3993 | /* If there is anything wrong with the current cursor state, remove it. */ |
e12ca9c2 | 3994 | if (f->phys_cursor_on |
ee78dc32 GV |
3995 | && (!on |
3996 | || f->phys_cursor_x != curs_x | |
3997 | || f->phys_cursor_y != curs_y | |
fbd6baed | 3998 | || f->output_data.w32->current_cursor != bar_cursor)) |
ee78dc32 GV |
3999 | { |
4000 | /* Erase the cursor by redrawing the character underneath it. */ | |
4001 | x_draw_single_glyph (f, f->phys_cursor_y, f->phys_cursor_x, | |
4002 | f->phys_cursor_glyph, | |
4003 | current_glyphs->highlight[f->phys_cursor_y]); | |
e12ca9c2 | 4004 | f->phys_cursor_on = 0; |
ee78dc32 GV |
4005 | } |
4006 | ||
4007 | /* If we now need a cursor in the new place or in the new form, do it so. */ | |
4008 | if (on | |
e12ca9c2 | 4009 | && (! f->phys_cursor_on |
fbd6baed | 4010 | || (f->output_data.w32->current_cursor != bar_cursor))) |
ee78dc32 GV |
4011 | { |
4012 | f->phys_cursor_glyph | |
4013 | = ((current_glyphs->enable[curs_y] | |
4014 | && curs_x < current_glyphs->used[curs_y]) | |
4015 | ? current_glyphs->glyphs[curs_y][curs_x] | |
4016 | : SPACEGLYPH); | |
fbd6baed | 4017 | w32_fill_area (f, NULL, f->output_data.w32->cursor_pixel, |
ee78dc32 GV |
4018 | CHAR_TO_PIXEL_COL (f, curs_x), |
4019 | CHAR_TO_PIXEL_ROW (f, curs_y), | |
fbd6baed GV |
4020 | max (f->output_data.w32->cursor_width, 1), |
4021 | f->output_data.w32->line_height); | |
ee78dc32 GV |
4022 | |
4023 | f->phys_cursor_x = curs_x; | |
4024 | f->phys_cursor_y = curs_y; | |
e12ca9c2 | 4025 | f->phys_cursor_on = 1; |
ee78dc32 | 4026 | |
fbd6baed | 4027 | f->output_data.w32->current_cursor = bar_cursor; |
ee78dc32 GV |
4028 | } |
4029 | } | |
4030 | ||
4031 | ||
4032 | /* Turn the displayed cursor of frame F on or off according to ON. | |
4033 | If ON is nonzero, where to put the cursor is specified | |
4034 | by F->cursor_x and F->cursor_y. */ | |
4035 | ||
4036 | static void | |
4037 | x_display_box_cursor (f, on) | |
4038 | struct frame *f; | |
4039 | int on; | |
4040 | { | |
4041 | struct frame_glyphs *current_glyphs = FRAME_CURRENT_GLYPHS (f); | |
4042 | ||
4043 | /* This is pointless on invisible frames, and dangerous on garbaged | |
4044 | frames; in the latter case, the frame may be in the midst of | |
4045 | changing its size, and curs_x and curs_y may be off the frame. */ | |
4046 | if (! FRAME_VISIBLE_P (f) || FRAME_GARBAGED_P (f)) | |
4047 | return; | |
4048 | ||
4049 | /* If cursor is off and we want it off, return quickly. */ | |
e12ca9c2 | 4050 | if (!on && ! f->phys_cursor_on) |
ee78dc32 GV |
4051 | return; |
4052 | ||
ee78dc32 GV |
4053 | /* If cursor is currently being shown and we don't want it to be |
4054 | or it is in the wrong place, | |
4055 | or we want a hollow box and it's not so, (pout!) | |
4056 | erase it. */ | |
e12ca9c2 | 4057 | if (f->phys_cursor_on |
ee78dc32 GV |
4058 | && (!on |
4059 | || f->phys_cursor_x != curs_x | |
4060 | || f->phys_cursor_y != curs_y | |
fbd6baed GV |
4061 | || (f->output_data.w32->current_cursor != hollow_box_cursor |
4062 | && (f != FRAME_W32_DISPLAY_INFO (f)->w32_highlight_frame)))) | |
ee78dc32 GV |
4063 | { |
4064 | int mouse_face_here = 0; | |
4065 | struct frame_glyphs *active_glyphs = FRAME_CURRENT_GLYPHS (f); | |
4066 | ||
4067 | /* If the cursor is in the mouse face area, redisplay that when | |
4068 | we clear the cursor. */ | |
fbd6baed | 4069 | if (f == FRAME_W32_DISPLAY_INFO (f)->mouse_face_mouse_frame |
689004fa GV |
4070 | && (f->phys_cursor_y > FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_row |
4071 | || (f->phys_cursor_y == FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_row | |
4072 | && f->phys_cursor_x >= FRAME_W32_DISPLAY_INFO (f)->mouse_face_beg_col)) | |
4073 | && (f->phys_cursor_y < FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_row | |
4074 | || (f->phys_cursor_y == FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_row | |
4075 | && f->phys_cursor_x < FRAME_W32_DISPLAY_INFO (f)->mouse_face_end_col)) | |
ee78dc32 GV |
4076 | /* Don't redraw the cursor's spot in mouse face |
4077 | if it is at the end of a line (on a newline). | |
4078 | The cursor appears there, but mouse highlighting does not. */ | |
4079 | && active_glyphs->used[f->phys_cursor_y] > f->phys_cursor_x) | |
4080 | mouse_face_here = 1; | |
4081 | ||
4082 | /* If the font is not as tall as a whole line, | |
4083 | we must explicitly clear the line's whole height. */ | |
fbd6baed GV |
4084 | if (FONT_HEIGHT (f->output_data.w32->font) != f->output_data.w32->line_height) |
4085 | w32_clear_area (f, NULL, | |
ee78dc32 GV |
4086 | CHAR_TO_PIXEL_COL (f, f->phys_cursor_x), |
4087 | CHAR_TO_PIXEL_ROW (f, f->phys_cursor_y), | |
fbd6baed GV |
4088 | FONT_WIDTH (f->output_data.w32->font), |
4089 | f->output_data.w32->line_height); | |
ee78dc32 GV |
4090 | /* Erase the cursor by redrawing the character underneath it. */ |
4091 | x_draw_single_glyph (f, f->phys_cursor_y, f->phys_cursor_x, | |
4092 | f->phys_cursor_glyph, | |
4093 | (mouse_face_here | |
4094 | ? 3 | |
4095 | : current_glyphs->highlight[f->phys_cursor_y])); | |
e12ca9c2 | 4096 | f->phys_cursor_on = 0; |
ee78dc32 GV |
4097 | } |
4098 | ||
4099 | /* If we want to show a cursor, | |
4100 | or we want a box cursor and it's not so, | |
4101 | write it in the right place. */ | |
4102 | if (on | |
e12ca9c2 | 4103 | && (! f->phys_cursor_on |
fbd6baed GV |
4104 | || (f->output_data.w32->current_cursor != filled_box_cursor |
4105 | && f == FRAME_W32_DISPLAY_INFO (f)->w32_highlight_frame))) | |
ee78dc32 GV |
4106 | { |
4107 | f->phys_cursor_glyph | |
4108 | = ((current_glyphs->enable[curs_y] | |
4109 | && curs_x < current_glyphs->used[curs_y]) | |
4110 | ? current_glyphs->glyphs[curs_y][curs_x] | |
4111 | : SPACEGLYPH); | |
fbd6baed | 4112 | if (f != FRAME_W32_DISPLAY_INFO (f)->w32_highlight_frame) |
ee78dc32 GV |
4113 | { |
4114 | x_draw_box (f); | |
fbd6baed | 4115 | f->output_data.w32->current_cursor = hollow_box_cursor; |
ee78dc32 GV |
4116 | } |
4117 | else | |
4118 | { | |
4119 | x_draw_single_glyph (f, curs_y, curs_x, | |
4120 | f->phys_cursor_glyph, 2); | |
fbd6baed | 4121 | f->output_data.w32->current_cursor = filled_box_cursor; |
ee78dc32 GV |
4122 | } |
4123 | ||
4124 | f->phys_cursor_x = curs_x; | |
4125 | f->phys_cursor_y = curs_y; | |
e12ca9c2 | 4126 | f->phys_cursor_on = 1; |
ee78dc32 GV |
4127 | } |
4128 | } | |
4129 | ||
689004fa GV |
4130 | /* Display the cursor on frame F, or clear it, according to ON. |
4131 | Use the position specified by curs_x and curs_y | |
4132 | if we are doing an update of frame F now. | |
4133 | Otherwise use the position in the FRAME_CURSOR_X and FRAME_CURSOR_Y fields | |
4134 | of F. */ | |
4135 | ||
ee78dc32 GV |
4136 | x_display_cursor (f, on) |
4137 | struct frame *f; | |
4138 | int on; | |
4139 | { | |
4140 | BLOCK_INPUT; | |
4141 | ||
689004fa GV |
4142 | /* If we're not updating, then we want to use the current frame's |
4143 | cursor position, not our local idea of where the cursor ought to be. */ | |
4144 | if (f != updating_frame) | |
4145 | { | |
4146 | curs_x = FRAME_CURSOR_X (f); | |
4147 | curs_y = FRAME_CURSOR_Y (f); | |
4148 | } | |
4149 | ||
ee78dc32 GV |
4150 | if (FRAME_DESIRED_CURSOR (f) == filled_box_cursor) |
4151 | x_display_box_cursor (f, on); | |
4152 | else if (FRAME_DESIRED_CURSOR (f) == bar_cursor) | |
4153 | x_display_bar_cursor (f, on); | |
4154 | else | |
4155 | /* Those are the only two we have implemented! */ | |
4156 | abort (); | |
4157 | ||
4158 | UNBLOCK_INPUT; | |
4159 | } | |
4160 | \f | |
4161 | /* Changing the font of the frame. */ | |
4162 | ||
4163 | /* Give frame F the font named FONTNAME as its default font, and | |
4164 | return the full name of that font. FONTNAME may be a wildcard | |
4165 | pattern; in that case, we choose some font that fits the pattern. | |
4166 | The return value shows which font we chose. */ | |
4167 | ||
4168 | Lisp_Object | |
4169 | x_new_font (f, fontname) | |
4170 | struct frame *f; | |
4171 | register char *fontname; | |
4172 | { | |
cabb23bc GV |
4173 | struct font_info *fontp |
4174 | = fs_load_font (f, FRAME_W32_FONT_TABLE (f), CHARSET_ASCII, | |
4175 | fontname, -1); | |
ee78dc32 | 4176 | |
cabb23bc | 4177 | if (!fontp) |
ee78dc32 | 4178 | return Qnil; |
ee78dc32 | 4179 | |
cabb23bc GV |
4180 | FRAME_FONT (f) = (XFontStruct *) (fontp->font); |
4181 | f->output_data.w32->font_baseline | |
65c4903c | 4182 | = FONT_BASE (FRAME_FONT (f)) + fontp->baseline_offset; |
cabb23bc | 4183 | FRAME_FONTSET (f) = -1; |
ee78dc32 GV |
4184 | |
4185 | /* Compute the scroll bar width in character columns. */ | |
4186 | if (f->scroll_bar_pixel_width > 0) | |
4187 | { | |
fbd6baed | 4188 | int wid = FONT_WIDTH (f->output_data.w32->font); |
ee78dc32 GV |
4189 | f->scroll_bar_cols = (f->scroll_bar_pixel_width + wid-1) / wid; |
4190 | } | |
4191 | else | |
4192 | f->scroll_bar_cols = 2; | |
4193 | ||
4194 | /* Now make the frame display the given font. */ | |
fbd6baed | 4195 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 GV |
4196 | { |
4197 | frame_update_line_height (f); | |
4198 | x_set_window_size (f, 0, f->width, f->height); | |
4199 | } | |
4200 | else | |
4201 | /* If we are setting a new frame's font for the first time, | |
4202 | there are no faces yet, so this font's height is the line height. */ | |
fbd6baed | 4203 | f->output_data.w32->line_height = FONT_HEIGHT (f->output_data.w32->font); |
ee78dc32 GV |
4204 | |
4205 | { | |
4206 | Lisp_Object lispy_name; | |
4207 | ||
4208 | lispy_name = build_string (fontname); | |
4209 | ||
4210 | return lispy_name; | |
4211 | } | |
4212 | } | |
4213 | \f | |
cabb23bc GV |
4214 | /* Give frame F the fontset named FONTSETNAME as its default font, and |
4215 | return the full name of that fontset. FONTSETNAME may be a wildcard | |
4216 | pattern; in that case, we choose some fontset that fits the pattern. | |
4217 | The return value shows which fontset we chose. */ | |
4218 | ||
4219 | Lisp_Object | |
4220 | x_new_fontset (f, fontsetname) | |
4221 | struct frame *f; | |
4222 | char *fontsetname; | |
4223 | { | |
4224 | int fontset = fs_query_fontset (f, fontsetname); | |
4225 | struct fontset_info *fontsetp; | |
4226 | Lisp_Object result; | |
4227 | ||
4228 | if (fontset < 0) | |
4229 | return Qnil; | |
4230 | ||
4231 | if (FRAME_FONTSET (f) == fontset) | |
4232 | /* This fontset is already set in frame F. There's nothing more | |
4233 | to do. */ | |
4234 | return build_string (fontsetname); | |
4235 | ||
4236 | fontsetp = FRAME_FONTSET_DATA (f)->fontset_table[fontset]; | |
4237 | ||
4238 | if (!fontsetp->fontname[CHARSET_ASCII]) | |
4239 | /* This fontset doesn't contain ASCII font. */ | |
4240 | return Qnil; | |
4241 | ||
4242 | result = x_new_font (f, fontsetp->fontname[CHARSET_ASCII]); | |
4243 | ||
4244 | if (!STRINGP (result)) | |
4245 | /* Can't load ASCII font. */ | |
4246 | return Qnil; | |
4247 | ||
4248 | /* Since x_new_font doesn't update any fontset information, do it now. */ | |
4249 | FRAME_FONTSET(f) = fontset; | |
4250 | FS_LOAD_FONT (f, FRAME_W32_FONT_TABLE (f), | |
4251 | CHARSET_ASCII, XSTRING (result)->data, fontset); | |
4252 | ||
4253 | return build_string (fontsetname); | |
4254 | } | |
4255 | \f | |
689004fa GV |
4256 | /* Calculate the absolute position in frame F |
4257 | from its current recorded position values and gravity. */ | |
4258 | ||
ee78dc32 GV |
4259 | x_calc_absolute_position (f) |
4260 | struct frame *f; | |
4261 | { | |
4262 | Window win, child; | |
4263 | POINT pt; | |
fbd6baed | 4264 | int flags = f->output_data.w32->size_hint_flags; |
ee78dc32 GV |
4265 | |
4266 | pt.x = pt.y = 0; | |
4267 | ||
4268 | /* Find the position of the outside upper-left corner of | |
4269 | the inner window, with respect to the outer window. */ | |
fbd6baed | 4270 | if (f->output_data.w32->parent_desc != FRAME_W32_DISPLAY_INFO (f)->root_window) |
ee78dc32 GV |
4271 | { |
4272 | BLOCK_INPUT; | |
fbd6baed GV |
4273 | MapWindowPoints (FRAME_W32_WINDOW (f), |
4274 | f->output_data.w32->parent_desc, | |
ee78dc32 GV |
4275 | &pt, 1); |
4276 | UNBLOCK_INPUT; | |
4277 | } | |
4278 | ||
4279 | { | |
4280 | RECT rt; | |
4281 | rt.left = rt.right = rt.top = rt.bottom = 0; | |
4282 | ||
4283 | BLOCK_INPUT; | |
fbd6baed | 4284 | AdjustWindowRect(&rt, f->output_data.w32->dwStyle, |
97c23857 | 4285 | FRAME_EXTERNAL_MENU_BAR (f)); |
ee78dc32 GV |
4286 | UNBLOCK_INPUT; |
4287 | ||
4288 | pt.x += (rt.right - rt.left); | |
4289 | pt.y += (rt.bottom - rt.top); | |
4290 | } | |
4291 | ||
4292 | /* Treat negative positions as relative to the leftmost bottommost | |
4293 | position that fits on the screen. */ | |
4294 | if (flags & XNegative) | |
fbd6baed GV |
4295 | f->output_data.w32->left_pos = (FRAME_W32_DISPLAY_INFO (f)->width |
4296 | - 2 * f->output_data.w32->border_width - pt.x | |
ee78dc32 | 4297 | - PIXEL_WIDTH (f) |
fbd6baed | 4298 | + f->output_data.w32->left_pos); |
ee78dc32 GV |
4299 | |
4300 | if (flags & YNegative) | |
fbd6baed GV |
4301 | f->output_data.w32->top_pos = (FRAME_W32_DISPLAY_INFO (f)->height |
4302 | - 2 * f->output_data.w32->border_width - pt.y | |
ee78dc32 | 4303 | - PIXEL_HEIGHT (f) |
fbd6baed | 4304 | + f->output_data.w32->top_pos); |
ee78dc32 GV |
4305 | /* The left_pos and top_pos |
4306 | are now relative to the top and left screen edges, | |
4307 | so the flags should correspond. */ | |
fbd6baed | 4308 | f->output_data.w32->size_hint_flags &= ~ (XNegative | YNegative); |
ee78dc32 GV |
4309 | } |
4310 | ||
4311 | /* CHANGE_GRAVITY is 1 when calling from Fset_frame_position, | |
4312 | to really change the position, and 0 when calling from | |
4313 | x_make_frame_visible (in that case, XOFF and YOFF are the current | |
4314 | position values). It is -1 when calling from x_set_frame_parameters, | |
4315 | which means, do adjust for borders but don't change the gravity. */ | |
4316 | ||
4317 | x_set_offset (f, xoff, yoff, change_gravity) | |
4318 | struct frame *f; | |
4319 | register int xoff, yoff; | |
4320 | int change_gravity; | |
4321 | { | |
4322 | int modified_top, modified_left; | |
4323 | ||
4324 | if (change_gravity > 0) | |
4325 | { | |
fbd6baed GV |
4326 | f->output_data.w32->top_pos = yoff; |
4327 | f->output_data.w32->left_pos = xoff; | |
4328 | f->output_data.w32->size_hint_flags &= ~ (XNegative | YNegative); | |
ee78dc32 | 4329 | if (xoff < 0) |
fbd6baed | 4330 | f->output_data.w32->size_hint_flags |= XNegative; |
ee78dc32 | 4331 | if (yoff < 0) |
fbd6baed GV |
4332 | f->output_data.w32->size_hint_flags |= YNegative; |
4333 | f->output_data.w32->win_gravity = NorthWestGravity; | |
ee78dc32 GV |
4334 | } |
4335 | x_calc_absolute_position (f); | |
4336 | ||
4337 | BLOCK_INPUT; | |
4338 | x_wm_set_size_hint (f, (long) 0, 0); | |
4339 | ||
4340 | /* It is a mystery why we need to add the border_width here | |
4341 | when the frame is already visible, but experiment says we do. */ | |
fbd6baed GV |
4342 | modified_left = f->output_data.w32->left_pos; |
4343 | modified_top = f->output_data.w32->top_pos; | |
689004fa GV |
4344 | #ifndef HAVE_NTGUI |
4345 | /* Do not add in border widths under W32. */ | |
ee78dc32 GV |
4346 | if (change_gravity != 0) |
4347 | { | |
fbd6baed GV |
4348 | modified_left += f->output_data.w32->border_width; |
4349 | modified_top += f->output_data.w32->border_width; | |
ee78dc32 | 4350 | } |
689004fa | 4351 | #endif |
ee78dc32 | 4352 | |
fbd6baed | 4353 | my_set_window_pos (FRAME_W32_WINDOW (f), |
52cf03a1 GV |
4354 | NULL, |
4355 | modified_left, modified_top, | |
cabb23bc | 4356 | 0, 0, |
689004fa | 4357 | SWP_NOZORDER | SWP_NOSIZE | SWP_NOACTIVATE); |
ee78dc32 GV |
4358 | UNBLOCK_INPUT; |
4359 | } | |
4360 | ||
4361 | /* Call this to change the size of frame F's x-window. | |
4362 | If CHANGE_GRAVITY is 1, we change to top-left-corner window gravity | |
4363 | for this size change and subsequent size changes. | |
4364 | Otherwise we leave the window gravity unchanged. */ | |
4365 | ||
4366 | x_set_window_size (f, change_gravity, cols, rows) | |
4367 | struct frame *f; | |
4368 | int change_gravity; | |
4369 | int cols, rows; | |
4370 | { | |
4371 | int pixelwidth, pixelheight; | |
689004fa GV |
4372 | Lisp_Object window; |
4373 | struct w32_display_info *dpyinfo = &one_w32_display_info; | |
ee78dc32 GV |
4374 | |
4375 | BLOCK_INPUT; | |
4376 | ||
4377 | check_frame_size (f, &rows, &cols); | |
fbd6baed | 4378 | f->output_data.w32->vertical_scroll_bar_extra |
ee78dc32 GV |
4379 | = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f) |
4380 | ? 0 | |
4381 | : FRAME_SCROLL_BAR_PIXEL_WIDTH (f) > 0 | |
4382 | ? FRAME_SCROLL_BAR_PIXEL_WIDTH (f) | |
fbd6baed | 4383 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.w32->font))); |
ee78dc32 GV |
4384 | pixelwidth = CHAR_TO_PIXEL_WIDTH (f, cols); |
4385 | pixelheight = CHAR_TO_PIXEL_HEIGHT (f, rows); | |
4386 | ||
fbd6baed | 4387 | f->output_data.w32->win_gravity = NorthWestGravity; |
ee78dc32 GV |
4388 | x_wm_set_size_hint (f, (long) 0, 0); |
4389 | ||
4390 | { | |
4391 | RECT rect; | |
4392 | ||
4393 | rect.left = rect.top = 0; | |
4394 | rect.right = pixelwidth; | |
4395 | rect.bottom = pixelheight; | |
4396 | ||
fbd6baed | 4397 | AdjustWindowRect(&rect, f->output_data.w32->dwStyle, |
97c23857 | 4398 | FRAME_EXTERNAL_MENU_BAR (f)); |
ee78dc32 | 4399 | |
fbd6baed | 4400 | my_set_window_pos (FRAME_W32_WINDOW (f), |
52cf03a1 GV |
4401 | NULL, |
4402 | 0, 0, | |
689004fa GV |
4403 | rect.right - rect.left, |
4404 | rect.bottom - rect.top, | |
4405 | SWP_NOZORDER | SWP_NOMOVE | SWP_NOACTIVATE); | |
ee78dc32 GV |
4406 | } |
4407 | ||
4408 | /* Now, strictly speaking, we can't be sure that this is accurate, | |
4409 | but the window manager will get around to dealing with the size | |
4410 | change request eventually, and we'll hear how it went when the | |
4411 | ConfigureNotify event gets here. | |
4412 | ||
4413 | We could just not bother storing any of this information here, | |
4414 | and let the ConfigureNotify event set everything up, but that | |
4415 | might be kind of confusing to the lisp code, since size changes | |
4416 | wouldn't be reported in the frame parameters until some random | |
4417 | point in the future when the ConfigureNotify event arrives. */ | |
4418 | change_frame_size (f, rows, cols, 0, 0); | |
4419 | PIXEL_WIDTH (f) = pixelwidth; | |
4420 | PIXEL_HEIGHT (f) = pixelheight; | |
4421 | ||
689004fa GV |
4422 | /* We've set {FRAME,PIXEL}_{WIDTH,HEIGHT} to the values we hope to |
4423 | receive in the ConfigureNotify event; if we get what we asked | |
4424 | for, then the event won't cause the screen to become garbaged, so | |
4425 | we have to make sure to do it here. */ | |
4426 | SET_FRAME_GARBAGED (f); | |
4427 | ||
ee78dc32 GV |
4428 | /* If cursor was outside the new size, mark it as off. */ |
4429 | if (f->phys_cursor_y >= rows | |
4430 | || f->phys_cursor_x >= cols) | |
4431 | { | |
e12ca9c2 AI |
4432 | f->phys_cursor_x = 0; |
4433 | f->phys_cursor_y = 0; | |
4434 | f->phys_cursor_on = 0; | |
ee78dc32 GV |
4435 | } |
4436 | ||
689004fa GV |
4437 | /* Clear out any recollection of where the mouse highlighting was, |
4438 | since it might be in a place that's outside the new frame size. | |
4439 | Actually checking whether it is outside is a pain in the neck, | |
4440 | so don't try--just let the highlighting be done afresh with new size. */ | |
4441 | window = dpyinfo->mouse_face_window; | |
4442 | if (! NILP (window) && XFRAME (window) == f) | |
4443 | { | |
4444 | dpyinfo->mouse_face_beg_row = dpyinfo->mouse_face_beg_col = -1; | |
4445 | dpyinfo->mouse_face_end_row = dpyinfo->mouse_face_end_col = -1; | |
4446 | dpyinfo->mouse_face_window = Qnil; | |
4447 | } | |
ee78dc32 GV |
4448 | |
4449 | UNBLOCK_INPUT; | |
4450 | } | |
4451 | \f | |
4452 | /* Mouse warping. */ | |
4453 | ||
1bcd16f2 MB |
4454 | void |
4455 | x_set_mouse_pixel_position (f, pix_x, pix_y) | |
4456 | struct frame *f; | |
4457 | int pix_x, pix_y; | |
4458 | { | |
689004fa GV |
4459 | RECT rect; |
4460 | POINT pt; | |
4461 | ||
1bcd16f2 MB |
4462 | BLOCK_INPUT; |
4463 | ||
689004fa GV |
4464 | GetClientRect (FRAME_W32_WINDOW (f), &rect); |
4465 | pt.x = rect.left + pix_x; | |
4466 | pt.y = rect.top + pix_y; | |
4467 | ClientToScreen (FRAME_W32_WINDOW (f), &pt); | |
1bcd16f2 | 4468 | |
689004fa | 4469 | SetCursorPos (pt.x, pt.y); |
1bcd16f2 MB |
4470 | |
4471 | UNBLOCK_INPUT; | |
4472 | } | |
4473 | ||
ee78dc32 GV |
4474 | void |
4475 | x_set_mouse_position (f, x, y) | |
4476 | struct frame *f; | |
4477 | int x, y; | |
4478 | { | |
4479 | int pix_x, pix_y; | |
4480 | ||
fbd6baed GV |
4481 | pix_x = CHAR_TO_PIXEL_COL (f, x) + FONT_WIDTH (f->output_data.w32->font) / 2; |
4482 | pix_y = CHAR_TO_PIXEL_ROW (f, y) + f->output_data.w32->line_height / 2; | |
ee78dc32 GV |
4483 | |
4484 | if (pix_x < 0) pix_x = 0; | |
4485 | if (pix_x > PIXEL_WIDTH (f)) pix_x = PIXEL_WIDTH (f); | |
4486 | ||
4487 | if (pix_y < 0) pix_y = 0; | |
4488 | if (pix_y > PIXEL_HEIGHT (f)) pix_y = PIXEL_HEIGHT (f); | |
4489 | ||
1bcd16f2 | 4490 | x_set_mouse_pixel_position (f, pix_x, pix_y); |
ee78dc32 GV |
4491 | } |
4492 | \f | |
4493 | /* focus shifting, raising and lowering. */ | |
4494 | ||
4495 | x_focus_on_frame (f) | |
4496 | struct frame *f; | |
4497 | { | |
689004fa GV |
4498 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
4499 | ||
4500 | /* Give input focus to frame. */ | |
4501 | BLOCK_INPUT; | |
4502 | #if 0 | |
4503 | /* Try not to change its Z-order if possible. */ | |
4504 | if (x_window_to_frame (dpyinfo, GetForegroundWindow ())) | |
4505 | my_set_focus (f, FRAME_W32_WINDOW (f)); | |
4506 | else | |
4507 | #endif | |
ef0e360f | 4508 | my_set_foreground_window (FRAME_W32_WINDOW (f)); |
689004fa | 4509 | UNBLOCK_INPUT; |
ee78dc32 GV |
4510 | } |
4511 | ||
4512 | x_unfocus_frame (f) | |
4513 | struct frame *f; | |
4514 | { | |
4515 | } | |
4516 | ||
4517 | /* Raise frame F. */ | |
4518 | ||
4519 | x_raise_frame (f) | |
4520 | struct frame *f; | |
4521 | { | |
689004fa GV |
4522 | BLOCK_INPUT; |
4523 | ||
4524 | /* Strictly speaking, raise-frame should only change the frame's Z | |
4525 | order, leaving input focus unchanged. This is reasonable behaviour | |
4526 | on X where the usual policy is point-to-focus. However, this | |
4527 | behaviour would be very odd on Windows where the usual policy is | |
4528 | click-to-focus. | |
4529 | ||
4530 | On X, if the mouse happens to be over the raised frame, it gets | |
4531 | input focus anyway (so the window with focus will never be | |
4532 | completely obscured) - if not, then just moving the mouse over it | |
4533 | is sufficient to give it focus. On Windows, the user must actually | |
4534 | click on the frame (preferrably the title bar so as not to move | |
4535 | point), which is more awkward. Also, no other Windows program | |
4536 | raises a window to the top but leaves another window (possibly now | |
4537 | completely obscured) with input focus. | |
4538 | ||
4539 | Because there is a system setting on Windows that allows the user | |
4540 | to choose the point to focus policy, we make the strict semantics | |
4541 | optional, but by default we grab focus when raising. */ | |
4542 | ||
4543 | if (NILP (Vw32_grab_focus_on_raise)) | |
ee78dc32 | 4544 | { |
689004fa GV |
4545 | /* The obvious call to my_set_window_pos doesn't work if Emacs is |
4546 | not already the foreground application: the frame is raised | |
4547 | above all other frames belonging to us, but not above the | |
4548 | current top window. To achieve that, we have to resort to this | |
4549 | more cumbersome method. */ | |
4550 | ||
4551 | HDWP handle = BeginDeferWindowPos (2); | |
4552 | if (handle) | |
4553 | { | |
4554 | DeferWindowPos (handle, | |
4555 | FRAME_W32_WINDOW (f), | |
4556 | HWND_TOP, | |
4557 | 0, 0, 0, 0, | |
4558 | SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); | |
4559 | ||
4560 | DeferWindowPos (handle, | |
4561 | GetForegroundWindow (), | |
4562 | FRAME_W32_WINDOW (f), | |
4563 | 0, 0, 0, 0, | |
4564 | SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); | |
4565 | ||
4566 | EndDeferWindowPos (handle); | |
4567 | } | |
ee78dc32 | 4568 | } |
689004fa GV |
4569 | else |
4570 | { | |
ef0e360f | 4571 | my_set_foreground_window (FRAME_W32_WINDOW (f)); |
689004fa GV |
4572 | } |
4573 | ||
4574 | UNBLOCK_INPUT; | |
ee78dc32 GV |
4575 | } |
4576 | ||
4577 | /* Lower frame F. */ | |
4578 | ||
4579 | x_lower_frame (f) | |
4580 | struct frame *f; | |
4581 | { | |
689004fa GV |
4582 | BLOCK_INPUT; |
4583 | my_set_window_pos (FRAME_W32_WINDOW (f), | |
4584 | HWND_BOTTOM, | |
4585 | 0, 0, 0, 0, | |
4586 | SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); | |
4587 | UNBLOCK_INPUT; | |
ee78dc32 GV |
4588 | } |
4589 | ||
4590 | static void | |
fbd6baed | 4591 | w32_frame_raise_lower (f, raise) |
ee78dc32 GV |
4592 | FRAME_PTR f; |
4593 | int raise; | |
4594 | { | |
4595 | if (raise) | |
4596 | x_raise_frame (f); | |
4597 | else | |
4598 | x_lower_frame (f); | |
4599 | } | |
4600 | \f | |
4601 | /* Change of visibility. */ | |
4602 | ||
4603 | /* This tries to wait until the frame is really visible. | |
4604 | However, if the window manager asks the user where to position | |
4605 | the frame, this will return before the user finishes doing that. | |
4606 | The frame will not actually be visible at that time, | |
4607 | but it will become visible later when the window manager | |
4608 | finishes with it. */ | |
4609 | ||
4610 | x_make_frame_visible (f) | |
4611 | struct frame *f; | |
4612 | { | |
4613 | BLOCK_INPUT; | |
4614 | ||
4615 | if (! FRAME_VISIBLE_P (f)) | |
4616 | { | |
4617 | /* We test FRAME_GARBAGED_P here to make sure we don't | |
4618 | call x_set_offset a second time | |
4619 | if we get to x_make_frame_visible a second time | |
4620 | before the window gets really visible. */ | |
4621 | if (! FRAME_ICONIFIED_P (f) | |
fbd6baed | 4622 | && ! f->output_data.w32->asked_for_visible) |
fbd6baed | 4623 | x_set_offset (f, f->output_data.w32->left_pos, f->output_data.w32->top_pos, 0); |
ee78dc32 | 4624 | |
fbd6baed | 4625 | f->output_data.w32->asked_for_visible = 1; |
52cf03a1 | 4626 | |
689004fa GV |
4627 | // my_show_window (f, FRAME_W32_WINDOW (f), f->async_iconified ? SW_RESTORE : SW_SHOW); |
4628 | my_show_window (f, FRAME_W32_WINDOW (f), SW_SHOWNORMAL); | |
ee78dc32 GV |
4629 | } |
4630 | ||
4631 | /* Synchronize to ensure Emacs knows the frame is visible | |
4632 | before we do anything else. We do this loop with input not blocked | |
4633 | so that incoming events are handled. */ | |
4634 | { | |
4635 | Lisp_Object frame; | |
4636 | int count = input_signal_count; | |
4637 | ||
4638 | /* This must come after we set COUNT. */ | |
4639 | UNBLOCK_INPUT; | |
4640 | ||
4641 | XSETFRAME (frame, f); | |
4642 | ||
4643 | while (1) | |
4644 | { | |
4645 | /* Once we have handled input events, | |
4646 | we should have received the MapNotify if one is coming. | |
4647 | So if we have not got it yet, stop looping. | |
4648 | Some window managers make their own decisions | |
4649 | about visibility. */ | |
4650 | if (input_signal_count != count) | |
4651 | break; | |
4652 | /* Machines that do polling rather than SIGIO have been observed | |
4653 | to go into a busy-wait here. So we'll fake an alarm signal | |
4654 | to let the handler know that there's something to be read. | |
4655 | We used to raise a real alarm, but it seems that the handler | |
4656 | isn't always enabled here. This is probably a bug. */ | |
4657 | if (input_polling_used ()) | |
4658 | { | |
4659 | /* It could be confusing if a real alarm arrives while processing | |
4660 | the fake one. Turn it off and let the handler reset it. */ | |
4661 | alarm (0); | |
96214669 | 4662 | input_poll_signal (0); |
ee78dc32 GV |
4663 | } |
4664 | /* Once we have handled input events, | |
4665 | we should have received the MapNotify if one is coming. | |
4666 | So if we have not got it yet, stop looping. | |
4667 | Some window managers make their own decisions | |
4668 | about visibility. */ | |
4669 | if (input_signal_count != count) | |
4670 | break; | |
4671 | } | |
4672 | FRAME_SAMPLE_VISIBILITY (f); | |
4673 | } | |
4674 | } | |
4675 | ||
4676 | /* Change from mapped state to withdrawn state. */ | |
4677 | ||
4678 | /* Make the frame visible (mapped and not iconified). */ | |
4679 | ||
4680 | x_make_frame_invisible (f) | |
4681 | struct frame *f; | |
4682 | { | |
4683 | Window window; | |
4684 | ||
4685 | /* Don't keep the highlight on an invisible frame. */ | |
fbd6baed GV |
4686 | if (FRAME_W32_DISPLAY_INFO (f)->w32_highlight_frame == f) |
4687 | FRAME_W32_DISPLAY_INFO (f)->w32_highlight_frame = 0; | |
ee78dc32 GV |
4688 | |
4689 | BLOCK_INPUT; | |
4690 | ||
689004fa | 4691 | my_show_window (f, FRAME_W32_WINDOW (f), SW_HIDE); |
ee78dc32 GV |
4692 | |
4693 | /* We can't distinguish this from iconification | |
4694 | just by the event that we get from the server. | |
4695 | So we can't win using the usual strategy of letting | |
4696 | FRAME_SAMPLE_VISIBILITY set this. So do it by hand, | |
4697 | and synchronize with the server to make sure we agree. */ | |
4698 | f->visible = 0; | |
4699 | FRAME_ICONIFIED_P (f) = 0; | |
4700 | f->async_visible = 0; | |
4701 | f->async_iconified = 0; | |
4702 | ||
4703 | UNBLOCK_INPUT; | |
4704 | } | |
4705 | ||
4706 | /* Change window state from mapped to iconified. */ | |
4707 | ||
52cf03a1 GV |
4708 | void |
4709 | x_iconify_frame (f) | |
ee78dc32 GV |
4710 | struct frame *f; |
4711 | { | |
4712 | int result; | |
4713 | ||
4714 | /* Don't keep the highlight on an invisible frame. */ | |
fbd6baed GV |
4715 | if (FRAME_W32_DISPLAY_INFO (f)->w32_highlight_frame == f) |
4716 | FRAME_W32_DISPLAY_INFO (f)->w32_highlight_frame = 0; | |
ee78dc32 GV |
4717 | |
4718 | if (f->async_iconified) | |
4719 | return; | |
4720 | ||
4721 | BLOCK_INPUT; | |
4722 | ||
689004fa | 4723 | /* Simulate the user minimizing the frame. */ |
4934bcdd | 4724 | SendMessage (FRAME_W32_WINDOW (f), WM_SYSCOMMAND, SC_MINIMIZE, 0); |
ee78dc32 GV |
4725 | |
4726 | UNBLOCK_INPUT; | |
4727 | } | |
4728 | \f | |
4729 | /* Destroy the window of frame F. */ | |
4730 | ||
4731 | x_destroy_window (f) | |
4732 | struct frame *f; | |
4733 | { | |
fbd6baed | 4734 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
4735 | |
4736 | BLOCK_INPUT; | |
4737 | ||
fbd6baed | 4738 | my_destroy_window (f, FRAME_W32_WINDOW (f)); |
ee78dc32 GV |
4739 | free_frame_menubar (f); |
4740 | free_frame_faces (f); | |
4741 | ||
fbd6baed GV |
4742 | xfree (f->output_data.w32); |
4743 | f->output_data.w32 = 0; | |
4744 | if (f == dpyinfo->w32_focus_frame) | |
4745 | dpyinfo->w32_focus_frame = 0; | |
4746 | if (f == dpyinfo->w32_focus_event_frame) | |
4747 | dpyinfo->w32_focus_event_frame = 0; | |
4748 | if (f == dpyinfo->w32_highlight_frame) | |
4749 | dpyinfo->w32_highlight_frame = 0; | |
ee78dc32 GV |
4750 | |
4751 | dpyinfo->reference_count--; | |
4752 | ||
4753 | if (f == dpyinfo->mouse_face_mouse_frame) | |
4754 | { | |
4755 | dpyinfo->mouse_face_beg_row | |
4756 | = dpyinfo->mouse_face_beg_col = -1; | |
4757 | dpyinfo->mouse_face_end_row | |
4758 | = dpyinfo->mouse_face_end_col = -1; | |
4759 | dpyinfo->mouse_face_window = Qnil; | |
4760 | } | |
4761 | ||
4762 | UNBLOCK_INPUT; | |
4763 | } | |
4764 | \f | |
4765 | /* Setting window manager hints. */ | |
4766 | ||
4767 | /* Set the normal size hints for the window manager, for frame F. | |
4768 | FLAGS is the flags word to use--or 0 meaning preserve the flags | |
4769 | that the window now has. | |
4770 | If USER_POSITION is nonzero, we set the USPosition | |
4771 | flag (this is useful when FLAGS is 0). */ | |
4772 | ||
4773 | x_wm_set_size_hint (f, flags, user_position) | |
4774 | struct frame *f; | |
4775 | long flags; | |
4776 | int user_position; | |
4777 | { | |
fbd6baed | 4778 | Window window = FRAME_W32_WINDOW (f); |
ee78dc32 GV |
4779 | |
4780 | flexlines = f->height; | |
4781 | ||
97c23857 | 4782 | enter_crit (); |
ee78dc32 | 4783 | |
689004fa GV |
4784 | SetWindowLong (window, WND_FONTWIDTH_INDEX, FONT_WIDTH (f->output_data.w32->font)); |
4785 | SetWindowLong (window, WND_LINEHEIGHT_INDEX, f->output_data.w32->line_height); | |
4786 | SetWindowLong (window, WND_BORDER_INDEX, f->output_data.w32->internal_border_width); | |
4787 | SetWindowLong (window, WND_SCROLLBAR_INDEX, f->output_data.w32->vertical_scroll_bar_extra); | |
ee78dc32 | 4788 | |
97c23857 | 4789 | leave_crit (); |
ee78dc32 GV |
4790 | } |
4791 | ||
4792 | /* Window manager things */ | |
4793 | x_wm_set_icon_position (f, icon_x, icon_y) | |
4794 | struct frame *f; | |
4795 | int icon_x, icon_y; | |
4796 | { | |
4797 | #if 0 | |
fbd6baed | 4798 | Window window = FRAME_W32_WINDOW (f); |
ee78dc32 GV |
4799 | |
4800 | f->display.x->wm_hints.flags |= IconPositionHint; | |
4801 | f->display.x->wm_hints.icon_x = icon_x; | |
4802 | f->display.x->wm_hints.icon_y = icon_y; | |
4803 | ||
4804 | XSetWMHints (FRAME_X_DISPLAY (f), window, &f->display.x->wm_hints); | |
4805 | #endif | |
4806 | } | |
4807 | ||
4808 | \f | |
4809 | /* Initialization. */ | |
4810 | ||
4811 | #ifdef USE_X_TOOLKIT | |
4812 | static XrmOptionDescRec emacs_options[] = { | |
4813 | {"-geometry", ".geometry", XrmoptionSepArg, NULL}, | |
4814 | {"-iconic", ".iconic", XrmoptionNoArg, (XtPointer) "yes"}, | |
4815 | ||
4816 | {"-internal-border-width", "*EmacsScreen.internalBorderWidth", | |
4817 | XrmoptionSepArg, NULL}, | |
4818 | {"-ib", "*EmacsScreen.internalBorderWidth", XrmoptionSepArg, NULL}, | |
4819 | ||
4820 | {"-T", "*EmacsShell.title", XrmoptionSepArg, (XtPointer) NULL}, | |
4821 | {"-wn", "*EmacsShell.title", XrmoptionSepArg, (XtPointer) NULL}, | |
4822 | {"-title", "*EmacsShell.title", XrmoptionSepArg, (XtPointer) NULL}, | |
4823 | {"-iconname", "*EmacsShell.iconName", XrmoptionSepArg, (XtPointer) NULL}, | |
4824 | {"-in", "*EmacsShell.iconName", XrmoptionSepArg, (XtPointer) NULL}, | |
4825 | {"-mc", "*pointerColor", XrmoptionSepArg, (XtPointer) NULL}, | |
4826 | {"-cr", "*cursorColor", XrmoptionSepArg, (XtPointer) NULL} | |
4827 | }; | |
4828 | #endif /* USE_X_TOOLKIT */ | |
4829 | ||
fbd6baed | 4830 | static int w32_initialized = 0; |
ee78dc32 | 4831 | |
fbd6baed GV |
4832 | struct w32_display_info * |
4833 | w32_term_init (display_name, xrm_option, resource_name) | |
ee78dc32 GV |
4834 | Lisp_Object display_name; |
4835 | char *xrm_option; | |
4836 | char *resource_name; | |
4837 | { | |
4838 | Lisp_Object frame; | |
4839 | char *defaultvalue; | |
fbd6baed | 4840 | struct w32_display_info *dpyinfo; |
ee78dc32 | 4841 | HDC hdc; |
97c23857 | 4842 | |
ee78dc32 GV |
4843 | BLOCK_INPUT; |
4844 | ||
fbd6baed | 4845 | if (!w32_initialized) |
ee78dc32 | 4846 | { |
fbd6baed GV |
4847 | w32_initialize (); |
4848 | w32_initialized = 1; | |
ee78dc32 GV |
4849 | } |
4850 | ||
4851 | { | |
4852 | int argc = 0; | |
4853 | char *argv[3]; | |
4854 | ||
4855 | argv[0] = ""; | |
4856 | argc = 1; | |
4857 | if (xrm_option) | |
4858 | { | |
4859 | argv[argc++] = "-xrm"; | |
4860 | argv[argc++] = xrm_option; | |
4861 | } | |
4862 | } | |
4863 | ||
fbd6baed | 4864 | dpyinfo = &one_w32_display_info; |
ee78dc32 GV |
4865 | |
4866 | /* Put this display on the chain. */ | |
4867 | dpyinfo->next = NULL; | |
4868 | ||
fbd6baed GV |
4869 | /* Put it on w32_display_name_list as well, to keep them parallel. */ |
4870 | w32_display_name_list = Fcons (Fcons (display_name, Qnil), | |
4871 | w32_display_name_list); | |
4872 | dpyinfo->name_list_element = XCONS (w32_display_name_list)->car; | |
97c23857 | 4873 | |
fbd6baed | 4874 | dpyinfo->w32_id_name |
ee78dc32 GV |
4875 | = (char *) xmalloc (XSTRING (Vinvocation_name)->size |
4876 | + XSTRING (Vsystem_name)->size | |
4877 | + 2); | |
fbd6baed | 4878 | sprintf (dpyinfo->w32_id_name, "%s@%s", |
ee78dc32 GV |
4879 | XSTRING (Vinvocation_name)->data, XSTRING (Vsystem_name)->data); |
4880 | ||
4881 | #if 0 | |
4882 | xrdb = x_load_resources (dpyinfo->display, xrm_option, | |
4883 | resource_name, EMACS_CLASS); | |
4884 | ||
4885 | /* Put the rdb where we can find it in a way that works on | |
4886 | all versions. */ | |
4887 | dpyinfo->xrdb = xrdb; | |
4888 | #endif | |
52cf03a1 | 4889 | hdc = GetDC (GetDesktopWindow ()); |
ee78dc32 GV |
4890 | |
4891 | dpyinfo->height = GetDeviceCaps (hdc, VERTRES); | |
4892 | dpyinfo->width = GetDeviceCaps (hdc, HORZRES); | |
4893 | dpyinfo->root_window = GetDesktopWindow (); | |
4894 | dpyinfo->n_planes = GetDeviceCaps (hdc, PLANES); | |
4895 | dpyinfo->n_cbits = GetDeviceCaps (hdc, BITSPIXEL); | |
4896 | dpyinfo->height_in = GetDeviceCaps (hdc, LOGPIXELSX); | |
4897 | dpyinfo->width_in = GetDeviceCaps (hdc, LOGPIXELSY); | |
52cf03a1 | 4898 | dpyinfo->has_palette = GetDeviceCaps (hdc, RASTERCAPS) & RC_PALETTE; |
ee78dc32 GV |
4899 | dpyinfo->grabbed = 0; |
4900 | dpyinfo->reference_count = 0; | |
4901 | dpyinfo->n_fonts = 0; | |
4902 | dpyinfo->font_table_size = 0; | |
4903 | dpyinfo->bitmaps = 0; | |
4904 | dpyinfo->bitmaps_size = 0; | |
4905 | dpyinfo->bitmaps_last = 0; | |
4906 | dpyinfo->mouse_face_mouse_frame = 0; | |
4907 | dpyinfo->mouse_face_deferred_gc = 0; | |
4908 | dpyinfo->mouse_face_beg_row = dpyinfo->mouse_face_beg_col = -1; | |
4909 | dpyinfo->mouse_face_end_row = dpyinfo->mouse_face_end_col = -1; | |
4910 | dpyinfo->mouse_face_face_id = 0; | |
4911 | dpyinfo->mouse_face_window = Qnil; | |
4912 | dpyinfo->mouse_face_mouse_x = dpyinfo->mouse_face_mouse_y = 0; | |
4913 | dpyinfo->mouse_face_defer = 0; | |
fbd6baed GV |
4914 | dpyinfo->w32_focus_frame = 0; |
4915 | dpyinfo->w32_focus_event_frame = 0; | |
4916 | dpyinfo->w32_highlight_frame = 0; | |
ee78dc32 GV |
4917 | |
4918 | ReleaseDC (GetDesktopWindow (), hdc); | |
4919 | ||
52cf03a1 GV |
4920 | /* Determine if there is a middle mouse button, to allow parse_button |
4921 | to decide whether right mouse events should be mouse-2 or | |
4922 | mouse-3. */ | |
fbd6baed | 4923 | XSETINT (Vw32_num_mouse_buttons, GetSystemMetrics (SM_CMOUSEBUTTONS)); |
52cf03a1 GV |
4924 | |
4925 | /* initialise palette with white and black */ | |
4926 | { | |
4927 | COLORREF color; | |
4928 | defined_color (0, "white", &color, 1); | |
4929 | defined_color (0, "black", &color, 1); | |
4930 | } | |
4931 | ||
ee78dc32 GV |
4932 | #ifndef F_SETOWN_BUG |
4933 | #ifdef F_SETOWN | |
4934 | #ifdef F_SETOWN_SOCK_NEG | |
4935 | /* stdin is a socket here */ | |
4936 | fcntl (connection, F_SETOWN, -getpid ()); | |
4937 | #else /* ! defined (F_SETOWN_SOCK_NEG) */ | |
4938 | fcntl (connection, F_SETOWN, getpid ()); | |
4939 | #endif /* ! defined (F_SETOWN_SOCK_NEG) */ | |
4940 | #endif /* ! defined (F_SETOWN) */ | |
4941 | #endif /* F_SETOWN_BUG */ | |
4942 | ||
4943 | #ifdef SIGIO | |
4944 | if (interrupt_input) | |
4945 | init_sigio (connection); | |
4946 | #endif /* ! defined (SIGIO) */ | |
4947 | ||
4948 | UNBLOCK_INPUT; | |
4949 | ||
4950 | return dpyinfo; | |
4951 | } | |
4952 | \f | |
4953 | /* Get rid of display DPYINFO, assuming all frames are already gone. */ | |
4954 | ||
4955 | void | |
4956 | x_delete_display (dpyinfo) | |
fbd6baed | 4957 | struct w32_display_info *dpyinfo; |
ee78dc32 | 4958 | { |
fbd6baed | 4959 | /* Discard this display from w32_display_name_list and w32_display_list. |
ee78dc32 | 4960 | We can't use Fdelq because that can quit. */ |
fbd6baed GV |
4961 | if (! NILP (w32_display_name_list) |
4962 | && EQ (XCONS (w32_display_name_list)->car, dpyinfo->name_list_element)) | |
4963 | w32_display_name_list = XCONS (w32_display_name_list)->cdr; | |
ee78dc32 GV |
4964 | else |
4965 | { | |
4966 | Lisp_Object tail; | |
4967 | ||
fbd6baed | 4968 | tail = w32_display_name_list; |
ee78dc32 GV |
4969 | while (CONSP (tail) && CONSP (XCONS (tail)->cdr)) |
4970 | { | |
4971 | if (EQ (XCONS (XCONS (tail)->cdr)->car, | |
4972 | dpyinfo->name_list_element)) | |
4973 | { | |
4974 | XCONS (tail)->cdr = XCONS (XCONS (tail)->cdr)->cdr; | |
4975 | break; | |
4976 | } | |
4977 | tail = XCONS (tail)->cdr; | |
4978 | } | |
4979 | } | |
4980 | ||
52cf03a1 GV |
4981 | /* free palette table */ |
4982 | { | |
fbd6baed | 4983 | struct w32_palette_entry * plist; |
52cf03a1 GV |
4984 | |
4985 | plist = dpyinfo->color_list; | |
4986 | while (plist) | |
4987 | { | |
fbd6baed | 4988 | struct w32_palette_entry * pentry = plist; |
52cf03a1 GV |
4989 | plist = plist->next; |
4990 | xfree(pentry); | |
4991 | } | |
4992 | dpyinfo->color_list = NULL; | |
4993 | if (dpyinfo->palette) | |
4994 | DeleteObject(dpyinfo->palette); | |
4995 | } | |
ee78dc32 | 4996 | xfree (dpyinfo->font_table); |
fbd6baed | 4997 | xfree (dpyinfo->w32_id_name); |
ee78dc32 GV |
4998 | } |
4999 | \f | |
fbd6baed | 5000 | /* Set up use of W32. */ |
ee78dc32 | 5001 | |
689004fa | 5002 | DWORD w32_msg_worker (); |
ee78dc32 | 5003 | |
fbd6baed GV |
5004 | w32_initialize () |
5005 | { | |
96214669 GV |
5006 | /* MSVC does not type K&R functions with no arguments correctly, and |
5007 | so we must explicitly cast them. */ | |
5008 | clear_frame_hook = (void (*)(void)) w32_clear_frame; | |
fbd6baed GV |
5009 | clear_end_of_line_hook = w32_clear_end_of_line; |
5010 | ins_del_lines_hook = w32_ins_del_lines; | |
5011 | change_line_highlight_hook = w32_change_line_highlight; | |
5012 | insert_glyphs_hook = w32_insert_glyphs; | |
5013 | write_glyphs_hook = w32_write_glyphs; | |
5014 | delete_glyphs_hook = w32_delete_glyphs; | |
96214669 GV |
5015 | ring_bell_hook = (void (*)(void)) w32_ring_bell; |
5016 | reset_terminal_modes_hook = (void (*)(void)) w32_reset_terminal_modes; | |
5017 | set_terminal_modes_hook = (void (*)(void)) w32_set_terminal_modes; | |
fbd6baed GV |
5018 | update_begin_hook = w32_update_begin; |
5019 | update_end_hook = w32_update_end; | |
5020 | set_terminal_window_hook = w32_set_terminal_window; | |
ee78dc32 | 5021 | read_socket_hook = w32_read_socket; |
fbd6baed GV |
5022 | frame_up_to_date_hook = w32_frame_up_to_date; |
5023 | cursor_to_hook = w32_cursor_to; | |
5024 | reassert_line_highlight_hook = w32_reassert_line_highlight; | |
5025 | mouse_position_hook = w32_mouse_position; | |
5026 | frame_rehighlight_hook = w32_frame_rehighlight; | |
5027 | frame_raise_lower_hook = w32_frame_raise_lower; | |
5028 | set_vertical_scroll_bar_hook = w32_set_vertical_scroll_bar; | |
5029 | condemn_scroll_bars_hook = w32_condemn_scroll_bars; | |
5030 | redeem_scroll_bar_hook = w32_redeem_scroll_bar; | |
5031 | judge_scroll_bars_hook = w32_judge_scroll_bars; | |
ee78dc32 GV |
5032 | |
5033 | scroll_region_ok = 1; /* we'll scroll partial frames */ | |
5034 | char_ins_del_ok = 0; /* just as fast to write the line */ | |
5035 | line_ins_del_ok = 1; /* we'll just blt 'em */ | |
5036 | fast_clear_end_of_line = 1; /* X does this well */ | |
5037 | memory_below_frame = 0; /* we don't remember what scrolls | |
5038 | off the bottom */ | |
5039 | baud_rate = 19200; | |
5040 | ||
689004fa GV |
5041 | /* Initialize input mode: interrupt_input off, no flow control, allow |
5042 | 8 bit character input, standard quit char. */ | |
5043 | Fset_input_mode (Qnil, Qnil, make_number (2), Qnil); | |
ee78dc32 GV |
5044 | |
5045 | /* Create the window thread - it will terminate itself or when the app terminates */ | |
5046 | ||
5047 | init_crit (); | |
5048 | ||
5049 | dwMainThreadId = GetCurrentThreadId (); | |
5050 | DuplicateHandle (GetCurrentProcess (), GetCurrentThread (), | |
5051 | GetCurrentProcess (), &hMainThread, 0, TRUE, DUPLICATE_SAME_ACCESS); | |
5052 | ||
5053 | /* Wait for thread to start */ | |
5054 | ||
5055 | { | |
5056 | MSG msg; | |
5057 | ||
5058 | PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE); | |
5059 | ||
e9e23e23 | 5060 | hWindowsThread = CreateThread (NULL, 0, |
689004fa | 5061 | (LPTHREAD_START_ROUTINE) w32_msg_worker, |
e9e23e23 | 5062 | 0, 0, &dwWindowsThreadId); |
ee78dc32 GV |
5063 | |
5064 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); | |
5065 | } | |
5066 | ||
52cf03a1 | 5067 | /* It is desirable that mainThread should have the same notion of |
e9e23e23 | 5068 | focus window and active window as windowsThread. Unfortunately, the |
52cf03a1 GV |
5069 | following call to AttachThreadInput, which should do precisely what |
5070 | we need, causes major problems when Emacs is linked as a console | |
5071 | program. Unfortunately, we have good reasons for doing that, so | |
e9e23e23 | 5072 | instead we need to send messages to windowsThread to make some API |
52cf03a1 GV |
5073 | calls for us (ones that affect, or depend on, the active/focus |
5074 | window state. */ | |
5075 | #ifdef ATTACH_THREADS | |
e9e23e23 | 5076 | AttachThreadInput (dwMainThreadId, dwWindowsThreadId, TRUE); |
52cf03a1 | 5077 | #endif |
689004fa GV |
5078 | |
5079 | /* Dynamically link to optional system components. */ | |
5080 | { | |
5081 | HANDLE user_lib = LoadLibrary ("user32.dll"); | |
5082 | ||
5083 | #define LOAD_PROC(fn) pfn##fn = (void *) GetProcAddress (user_lib, #fn) | |
5084 | ||
5085 | /* New proportional scroll bar functions. */ | |
5086 | LOAD_PROC( SetScrollInfo ); | |
5087 | LOAD_PROC( GetScrollInfo ); | |
5088 | ||
5089 | #undef LOAD_PROC | |
5090 | ||
5091 | FreeLibrary (user_lib); | |
5092 | ||
5093 | /* If using proportional scroll bars, ensure handle is at least 5 pixels; | |
5094 | otherwise use the fixed height. */ | |
5095 | vertical_scroll_bar_min_handle = (pfnSetScrollInfo != NULL) ? 5 : | |
5096 | GetSystemMetrics (SM_CYVTHUMB); | |
5097 | ||
5098 | /* For either kind of scroll bar, take account of the arrows; these | |
5099 | effectively form the border of the main scroll bar range. */ | |
5100 | vertical_scroll_bar_top_border = vertical_scroll_bar_bottom_border | |
5101 | = GetSystemMetrics (SM_CYVSCROLL); | |
5102 | } | |
ee78dc32 GV |
5103 | } |
5104 | ||
5105 | void | |
fbd6baed | 5106 | syms_of_w32term () |
ee78dc32 | 5107 | { |
a1b9438c GV |
5108 | Lisp_Object codepage; |
5109 | ||
fbd6baed GV |
5110 | staticpro (&w32_display_name_list); |
5111 | w32_display_name_list = Qnil; | |
ee78dc32 GV |
5112 | |
5113 | staticpro (&last_mouse_scroll_bar); | |
5114 | last_mouse_scroll_bar = Qnil; | |
5115 | ||
5116 | staticpro (&Qvendor_specific_keysyms); | |
5117 | Qvendor_specific_keysyms = intern ("vendor-specific-keysyms"); | |
52cf03a1 | 5118 | |
fbd6baed GV |
5119 | DEFVAR_INT ("w32-num-mouse-buttons", |
5120 | &Vw32_num_mouse_buttons, | |
52cf03a1 | 5121 | "Number of physical mouse buttons."); |
fbd6baed | 5122 | Vw32_num_mouse_buttons = Qnil; |
52cf03a1 | 5123 | |
fbd6baed GV |
5124 | DEFVAR_LISP ("w32-swap-mouse-buttons", |
5125 | &Vw32_swap_mouse_buttons, | |
52cf03a1 GV |
5126 | "Swap the mapping of middle and right mouse buttons.\n\ |
5127 | When nil, middle button is mouse-2 and right button is mouse-3."); | |
fbd6baed | 5128 | Vw32_swap_mouse_buttons = Qnil; |
689004fa GV |
5129 | |
5130 | DEFVAR_LISP ("w32-grab-focus-on-raise", | |
5131 | &Vw32_grab_focus_on_raise, | |
5132 | "Raised frame grabs input focus.\n\ | |
5133 | When t, `raise-frame' grabs input focus as well. This fits well\n\ | |
5134 | with the normal Windows click-to-focus policy, but might not be\n\ | |
5135 | desirable when using a point-to-focus policy."); | |
5136 | Vw32_grab_focus_on_raise = Qt; | |
5137 | ||
5138 | DEFVAR_LISP ("w32-capslock-is-shiftlock", | |
5139 | &Vw32_capslock_is_shiftlock, | |
5140 | "Apply CapsLock state to non character input keys.\n\ | |
5141 | When nil, CapsLock only affects normal character input keys."); | |
5142 | Vw32_capslock_is_shiftlock = Qnil; | |
ef0e360f GV |
5143 | |
5144 | DEFVAR_LISP ("w32-recognize-altgr", | |
5145 | &Vw32_recognize_altgr, | |
5146 | "Recognize right-alt and left-ctrl as AltGr.\n\ | |
5147 | When nil, the right-alt and left-ctrl key combination is\n\ | |
5148 | interpreted normally."); | |
5149 | Vw32_recognize_altgr = Qt; | |
bc6af935 | 5150 | |
484fa2c1 GV |
5151 | DEFVAR_BOOL ("w32-enable-unicode-output", |
5152 | &w32_enable_unicode_output, | |
5153 | "Enable the use of Unicode for text output if non-nil.\n\ | |
cabb23bc GV |
5154 | Unicode output may prevent some third party applications for displaying\n\ |
5155 | Far-East Languages on Windows 95/98 from working properly.\n\ | |
5156 | NT uses Unicode internally anyway, so this flag will probably have no\n\ | |
5157 | affect on NT machines."); | |
484fa2c1 | 5158 | w32_enable_unicode_output = 1; |
a1b9438c | 5159 | |
a1b9438c GV |
5160 | DEFVAR_LISP ("w32-charset-to-codepage-alist", |
5161 | &Vw32_charset_to_codepage_alist, | |
5162 | "Alist linking character sets to Windows Codepages."); | |
5163 | Vw32_charset_to_codepage_alist = Qnil; | |
5164 | /* Initialise the alist with some defaults. */ | |
5165 | XSETFASTINT (codepage, 936); | |
5166 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5167 | build_string ("gb2312"), codepage); | |
5168 | XSETFASTINT (codepage, 950); | |
5169 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5170 | build_string ("big5"), codepage); | |
5171 | XSETFASTINT (codepage, 949); | |
5172 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
65c4903c GV |
5173 | build_string ("ksc5601.1987"), codepage); |
5174 | XSETFASTINT (codepage, 1361); | |
a1b9438c | 5175 | store_in_alist (&Vw32_charset_to_codepage_alist, |
65c4903c | 5176 | build_string ("ksc5601.1992"), codepage); |
a1b9438c GV |
5177 | XSETFASTINT (codepage, 932); |
5178 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5179 | build_string ("jisx0208-sjis"), codepage); | |
5180 | XSETFASTINT (codepage, 874); | |
5181 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5182 | build_string ("tis620"), codepage); | |
5183 | XSETFASTINT (codepage, 20866); | |
5184 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5185 | build_string ("koi8-r"), codepage); | |
5186 | /* iso8859-13 is not yet officially adopted, but it is conveniently | |
5187 | covered by CP 1257. */ | |
5188 | XSETFASTINT (codepage, 1257); | |
5189 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5190 | build_string ("iso8859-13"), codepage); | |
5191 | XSETFASTINT (codepage, 1254); | |
5192 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5193 | build_string ("iso8859-9"), codepage); | |
5194 | XSETFASTINT (codepage, 1255); | |
5195 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5196 | build_string ("iso8859-8"), codepage); | |
5197 | XSETFASTINT (codepage, 28597); | |
5198 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5199 | build_string ("iso8859-7"), codepage); | |
5200 | XSETFASTINT (codepage, 28596); | |
5201 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5202 | build_string ("iso8859-6"), codepage); | |
5203 | XSETFASTINT (codepage, 28595); | |
5204 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5205 | build_string ("iso8859-5"), codepage); | |
5206 | XSETFASTINT (codepage, 28594); | |
5207 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5208 | build_string ("iso8859-4"), codepage); | |
5209 | XSETFASTINT (codepage, 28593); | |
5210 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5211 | build_string ("iso8859-3"), codepage); | |
5212 | XSETFASTINT (codepage, 28592); | |
5213 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5214 | build_string ("iso8859-2"), codepage); | |
5215 | XSETFASTINT (codepage, 1252); | |
5216 | store_in_alist (&Vw32_charset_to_codepage_alist, | |
5217 | build_string ("iso8859-1"), codepage); | |
ee78dc32 | 5218 | } |