Mercurial > vim
comparison src/gui.c @ 7:3fc0f57ecb91 v7.0001
updated for version 7.0001
author | vimboss |
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date | Sun, 13 Jun 2004 20:20:40 +0000 |
parents | |
children | 4424b47a0797 |
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6:c2daee826b8f | 7:3fc0f57ecb91 |
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1 /* vi:set ts=8 sts=4 sw=4: | |
2 * | |
3 * VIM - Vi IMproved by Bram Moolenaar | |
4 * GUI/Motif support by Robert Webb | |
5 * | |
6 * Do ":help uganda" in Vim to read copying and usage conditions. | |
7 * Do ":help credits" in Vim to see a list of people who contributed. | |
8 * See README.txt for an overview of the Vim source code. | |
9 */ | |
10 | |
11 #include "vim.h" | |
12 | |
13 /* Structure containing all the GUI information */ | |
14 gui_T gui; | |
15 | |
16 #if defined(FEAT_MBYTE) && !defined(HAVE_GTK2) | |
17 static void set_guifontwide __ARGS((char_u *font_name)); | |
18 #endif | |
19 static void gui_check_pos __ARGS((void)); | |
20 static void gui_position_components __ARGS((int)); | |
21 static void gui_outstr __ARGS((char_u *, int)); | |
22 static int gui_screenchar __ARGS((int off, int flags, guicolor_T fg, guicolor_T bg, int back)); | |
23 #ifdef HAVE_GTK2 | |
24 static int gui_screenstr __ARGS((int off, int len, int flags, guicolor_T fg, guicolor_T bg, int back)); | |
25 #endif | |
26 static void gui_delete_lines __ARGS((int row, int count)); | |
27 static void gui_insert_lines __ARGS((int row, int count)); | |
28 static void fill_mouse_coord __ARGS((char_u *p, int col, int row)); | |
29 static void gui_do_scrollbar __ARGS((win_T *wp, int which, int enable)); | |
30 static colnr_T scroll_line_len __ARGS((linenr_T lnum)); | |
31 static void gui_update_horiz_scrollbar __ARGS((int)); | |
32 static win_T *xy2win __ARGS((int x, int y)); | |
33 | |
34 static int can_update_cursor = TRUE; /* can display the cursor */ | |
35 | |
36 /* | |
37 * The Athena scrollbars can move the thumb to after the end of the scrollbar, | |
38 * this makes the thumb indicate the part of the text that is shown. Motif | |
39 * can't do this. | |
40 */ | |
41 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MAC) | |
42 # define SCROLL_PAST_END | |
43 #endif | |
44 | |
45 /* | |
46 * gui_start -- Called when user wants to start the GUI. | |
47 * | |
48 * Careful: This function can be called recursively when there is a ":gui" | |
49 * command in the .gvimrc file. Only the first call should fork, not the | |
50 * recursive call. | |
51 */ | |
52 void | |
53 gui_start() | |
54 { | |
55 char_u *old_term; | |
56 #if defined(UNIX) && !defined(__BEOS__) && !defined(MACOS_X) | |
57 # define MAY_FORK | |
58 int dofork = TRUE; | |
59 #endif | |
60 static int recursive = 0; | |
61 | |
62 old_term = vim_strsave(T_NAME); | |
63 | |
64 /* | |
65 * Set_termname() will call gui_init() to start the GUI. | |
66 * Set the "starting" flag, to indicate that the GUI will start. | |
67 * | |
68 * We don't want to open the GUI shell until after we've read .gvimrc, | |
69 * otherwise we don't know what font we will use, and hence we don't know | |
70 * what size the shell should be. So if there are errors in the .gvimrc | |
71 * file, they will have to go to the terminal: Set full_screen to FALSE. | |
72 * full_screen will be set to TRUE again by a successful termcapinit(). | |
73 */ | |
74 settmode(TMODE_COOK); /* stop RAW mode */ | |
75 if (full_screen) | |
76 cursor_on(); /* needed for ":gui" in .vimrc */ | |
77 gui.starting = TRUE; | |
78 full_screen = FALSE; | |
79 | |
80 #ifdef MAY_FORK | |
81 if (!gui.dofork || vim_strchr(p_go, GO_FORG) || recursive) | |
82 dofork = FALSE; | |
83 #endif | |
84 ++recursive; | |
85 | |
86 termcapinit((char_u *)"builtin_gui"); | |
87 gui.starting = recursive - 1; | |
88 | |
89 if (!gui.in_use) /* failed to start GUI */ | |
90 { | |
91 termcapinit(old_term); /* back to old term settings */ | |
92 settmode(TMODE_RAW); /* restart RAW mode */ | |
93 #ifdef FEAT_TITLE | |
94 set_title_defaults(); /* set 'title' and 'icon' again */ | |
95 #endif | |
96 } | |
97 | |
98 vim_free(old_term); | |
99 | |
100 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) | |
101 if (gui.in_use) | |
102 /* Display error messages in a dialog now. */ | |
103 display_errors(); | |
104 #endif | |
105 | |
106 #if defined(MAY_FORK) && !defined(__QNXNTO__) | |
107 /* | |
108 * Quit the current process and continue in the child. | |
109 * Makes "gvim file" disconnect from the shell it was started in. | |
110 * Don't do this when Vim was started with "-f" or the 'f' flag is present | |
111 * in 'guioptions'. | |
112 */ | |
113 if (gui.in_use && dofork) | |
114 { | |
115 int pipefd[2]; /* pipe between parent and child */ | |
116 int pipe_error; | |
117 char dummy; | |
118 pid_t pid = -1; | |
119 | |
120 /* Setup a pipe between the child and the parent, so that the parent | |
121 * knows when the child has done the setsid() call and is allowed to | |
122 * exit. */ | |
123 pipe_error = (pipe(pipefd) < 0); | |
124 pid = fork(); | |
125 if (pid > 0) /* Parent */ | |
126 { | |
127 /* Give the child some time to do the setsid(), otherwise the | |
128 * exit() may kill the child too (when starting gvim from inside a | |
129 * gvim). */ | |
130 if (pipe_error) | |
131 ui_delay(300L, TRUE); | |
132 else | |
133 { | |
134 /* The read returns when the child closes the pipe (or when | |
135 * the child dies for some reason). */ | |
136 close(pipefd[1]); | |
137 (void)read(pipefd[0], &dummy, (size_t)1); | |
138 close(pipefd[0]); | |
139 } | |
140 | |
141 /* When swapping screens we may need to go to the next line, e.g., | |
142 * after a hit-enter prompt and using ":gui". */ | |
143 if (newline_on_exit) | |
144 mch_errmsg("\r\n"); | |
145 | |
146 /* | |
147 * The parent must skip the normal exit() processing, the child | |
148 * will do it. For example, GTK messes up signals when exiting. | |
149 */ | |
150 _exit(0); | |
151 } | |
152 | |
153 # if defined(HAVE_SETSID) || defined(HAVE_SETPGID) | |
154 /* | |
155 * Change our process group. On some systems/shells a CTRL-C in the | |
156 * shell where Vim was started would otherwise kill gvim! | |
157 */ | |
158 if (pid == 0) /* child */ | |
159 # if defined(HAVE_SETSID) | |
160 (void)setsid(); | |
161 # else | |
162 (void)setpgid(0, 0); | |
163 # endif | |
164 # endif | |
165 if (!pipe_error) | |
166 { | |
167 close(pipefd[0]); | |
168 close(pipefd[1]); | |
169 } | |
170 | |
171 # if defined(FEAT_GUI_GNOME) && defined(FEAT_SESSION) | |
172 /* Tell the session manager our new PID */ | |
173 gui_mch_forked(); | |
174 # endif | |
175 } | |
176 #else | |
177 # if defined(__QNXNTO__) | |
178 if (gui.in_use && dofork) | |
179 procmgr_daemon(0, PROCMGR_DAEMON_KEEPUMASK | PROCMGR_DAEMON_NOCHDIR | | |
180 PROCMGR_DAEMON_NOCLOSE | PROCMGR_DAEMON_NODEVNULL); | |
181 # endif | |
182 #endif | |
183 | |
184 #ifdef FEAT_AUTOCMD | |
185 /* If the GUI started successfully, trigger the GUIEnter event */ | |
186 if (gui.in_use) | |
187 apply_autocmds(EVENT_GUIENTER, NULL, NULL, FALSE, curbuf); | |
188 #endif | |
189 | |
190 --recursive; | |
191 } | |
192 | |
193 /* | |
194 * Call this when vim starts up, whether or not the GUI is started | |
195 */ | |
196 void | |
197 gui_prepare(argc, argv) | |
198 int *argc; | |
199 char **argv; | |
200 { | |
201 gui.in_use = FALSE; /* No GUI yet (maybe later) */ | |
202 gui.starting = FALSE; /* No GUI yet (maybe later) */ | |
203 gui_mch_prepare(argc, argv); | |
204 } | |
205 | |
206 /* | |
207 * Try initializing the GUI and check if it can be started. | |
208 * Used from main() to check early if "vim -g" can start the GUI. | |
209 * Used from gui_init() to prepare for starting the GUI. | |
210 * Returns FAIL or OK. | |
211 */ | |
212 int | |
213 gui_init_check() | |
214 { | |
215 static int result = MAYBE; | |
216 | |
217 if (result != MAYBE) | |
218 { | |
219 if (result == FAIL) | |
220 EMSG(_("E229: Cannot start the GUI")); | |
221 return result; | |
222 } | |
223 | |
224 gui.shell_created = FALSE; | |
225 gui.dying = FALSE; | |
226 gui.in_focus = TRUE; /* so the guicursor setting works */ | |
227 gui.dragged_sb = SBAR_NONE; | |
228 gui.dragged_wp = NULL; | |
229 gui.pointer_hidden = FALSE; | |
230 gui.col = 0; | |
231 gui.row = 0; | |
232 gui.num_cols = Columns; | |
233 gui.num_rows = Rows; | |
234 | |
235 gui.cursor_is_valid = FALSE; | |
236 gui.scroll_region_top = 0; | |
237 gui.scroll_region_bot = Rows - 1; | |
238 gui.scroll_region_left = 0; | |
239 gui.scroll_region_right = Columns - 1; | |
240 gui.highlight_mask = HL_NORMAL; | |
241 gui.char_width = 1; | |
242 gui.char_height = 1; | |
243 gui.char_ascent = 0; | |
244 gui.border_width = 0; | |
245 | |
246 gui.norm_font = NOFONT; | |
247 #ifndef HAVE_GTK2 | |
248 gui.bold_font = NOFONT; | |
249 gui.ital_font = NOFONT; | |
250 gui.boldital_font = NOFONT; | |
251 # ifdef FEAT_XFONTSET | |
252 gui.fontset = NOFONTSET; | |
253 # endif | |
254 #endif | |
255 | |
256 #ifdef FEAT_MENU | |
257 # ifndef HAVE_GTK2 | |
258 # ifdef FONTSET_ALWAYS | |
259 gui.menu_fontset = NOFONTSET; | |
260 # else | |
261 gui.menu_font = NOFONT; | |
262 # endif | |
263 # endif | |
264 gui.menu_is_active = TRUE; /* default: include menu */ | |
265 # ifndef FEAT_GUI_GTK | |
266 gui.menu_height = MENU_DEFAULT_HEIGHT; | |
267 gui.menu_width = 0; | |
268 # endif | |
269 #endif | |
270 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) | |
271 gui.toolbar_height = 0; | |
272 #endif | |
273 #if defined(FEAT_FOOTER) && defined(FEAT_GUI_MOTIF) | |
274 gui.footer_height = 0; | |
275 #endif | |
276 #ifdef FEAT_BEVAL_TIP | |
277 gui.tooltip_fontset = NOFONTSET; | |
278 #endif | |
279 | |
280 gui.scrollbar_width = gui.scrollbar_height = SB_DEFAULT_WIDTH; | |
281 gui.prev_wrap = -1; | |
282 | |
283 #ifdef ALWAYS_USE_GUI | |
284 result = OK; | |
285 #else | |
286 result = gui_mch_init_check(); | |
287 #endif | |
288 return result; | |
289 } | |
290 | |
291 /* | |
292 * This is the call which starts the GUI. | |
293 */ | |
294 void | |
295 gui_init() | |
296 { | |
297 win_T *wp; | |
298 static int recursive = 0; | |
299 | |
300 /* | |
301 * It's possible to use ":gui" in a .gvimrc file. The first halve of this | |
302 * function will then be executed at the first call, the rest by the | |
303 * recursive call. This allow the shell to be opened halfway reading a | |
304 * gvimrc file. | |
305 */ | |
306 if (!recursive) | |
307 { | |
308 ++recursive; | |
309 | |
310 clip_init(TRUE); | |
311 | |
312 /* If can't initialize, don't try doing the rest */ | |
313 if (gui_init_check() == FAIL) | |
314 { | |
315 --recursive; | |
316 clip_init(FALSE); | |
317 return; | |
318 } | |
319 | |
320 /* | |
321 * Set up system-wide default menus. | |
322 */ | |
323 #if defined(SYS_MENU_FILE) && defined(FEAT_MENU) | |
324 if (vim_strchr(p_go, GO_NOSYSMENU) == NULL) | |
325 { | |
326 sys_menu = TRUE; | |
327 do_source((char_u *)SYS_MENU_FILE, FALSE, FALSE); | |
328 sys_menu = FALSE; | |
329 } | |
330 #endif | |
331 | |
332 /* | |
333 * Switch on the mouse by default, unless the user changed it already. | |
334 * This can then be changed in the .gvimrc. | |
335 */ | |
336 if (!option_was_set((char_u *)"mouse")) | |
337 set_string_option_direct((char_u *)"mouse", -1, | |
338 (char_u *)"a", OPT_FREE); | |
339 | |
340 /* | |
341 * If -U option given, use only the initializations from that file and | |
342 * nothing else. Skip all initializations for "-U NONE" or "-u NORC". | |
343 */ | |
344 if (use_gvimrc != NULL) | |
345 { | |
346 if (STRCMP(use_gvimrc, "NONE") != 0 | |
347 && STRCMP(use_gvimrc, "NORC") != 0 | |
348 && do_source(use_gvimrc, FALSE, FALSE) != OK) | |
349 EMSG2(_("E230: Cannot read from \"%s\""), use_gvimrc); | |
350 } | |
351 else | |
352 { | |
353 /* | |
354 * Get system wide defaults for gvim, only when file name defined. | |
355 */ | |
356 #ifdef SYS_GVIMRC_FILE | |
357 do_source((char_u *)SYS_GVIMRC_FILE, FALSE, FALSE); | |
358 #endif | |
359 | |
360 /* | |
361 * Try to read GUI initialization commands from the following | |
362 * places: | |
363 * - environment variable GVIMINIT | |
364 * - the user gvimrc file (~/.gvimrc) | |
365 * - the second user gvimrc file ($VIM/.gvimrc for Dos) | |
366 * - the third user gvimrc file ($VIM/.gvimrc for Amiga) | |
367 * The first that exists is used, the rest is ignored. | |
368 */ | |
369 if (process_env((char_u *)"GVIMINIT", FALSE) == FAIL | |
370 && do_source((char_u *)USR_GVIMRC_FILE, TRUE, FALSE) == FAIL | |
371 #ifdef USR_GVIMRC_FILE2 | |
372 && do_source((char_u *)USR_GVIMRC_FILE2, TRUE, FALSE) == FAIL | |
373 #endif | |
374 ) | |
375 { | |
376 #ifdef USR_GVIMRC_FILE3 | |
377 (void)do_source((char_u *)USR_GVIMRC_FILE3, TRUE, FALSE); | |
378 #endif | |
379 } | |
380 | |
381 /* | |
382 * Read initialization commands from ".gvimrc" in current | |
383 * directory. This is only done if the 'exrc' option is set. | |
384 * Because of security reasons we disallow shell and write | |
385 * commands now, except for unix if the file is owned by the user | |
386 * or 'secure' option has been reset in environment of global | |
387 * ".gvimrc". | |
388 * Only do this if GVIMRC_FILE is not the same as USR_GVIMRC_FILE, | |
389 * USR_GVIMRC_FILE2, USR_GVIMRC_FILE3 or SYS_GVIMRC_FILE. | |
390 */ | |
391 if (p_exrc) | |
392 { | |
393 #ifdef UNIX | |
394 { | |
395 struct stat s; | |
396 | |
397 /* if ".gvimrc" file is not owned by user, set 'secure' | |
398 * mode */ | |
399 if (mch_stat(GVIMRC_FILE, &s) || s.st_uid != getuid()) | |
400 secure = p_secure; | |
401 } | |
402 #else | |
403 secure = p_secure; | |
404 #endif | |
405 | |
406 if ( fullpathcmp((char_u *)USR_GVIMRC_FILE, | |
407 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME | |
408 #ifdef SYS_GVIMRC_FILE | |
409 && fullpathcmp((char_u *)SYS_GVIMRC_FILE, | |
410 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME | |
411 #endif | |
412 #ifdef USR_GVIMRC_FILE2 | |
413 && fullpathcmp((char_u *)USR_GVIMRC_FILE2, | |
414 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME | |
415 #endif | |
416 #ifdef USR_GVIMRC_FILE3 | |
417 && fullpathcmp((char_u *)USR_GVIMRC_FILE3, | |
418 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME | |
419 #endif | |
420 ) | |
421 do_source((char_u *)GVIMRC_FILE, TRUE, FALSE); | |
422 | |
423 if (secure == 2) | |
424 need_wait_return = TRUE; | |
425 secure = 0; | |
426 } | |
427 } | |
428 | |
429 if (need_wait_return || msg_didany) | |
430 wait_return(TRUE); | |
431 | |
432 --recursive; | |
433 } | |
434 | |
435 /* If recursive call opened the shell, return here from the first call */ | |
436 if (gui.in_use) | |
437 return; | |
438 | |
439 /* | |
440 * Create the GUI shell. | |
441 */ | |
442 gui.in_use = TRUE; /* Must be set after menus have been set up */ | |
443 if (gui_mch_init() == FAIL) | |
444 goto error; | |
445 | |
446 /* Avoid a delay for an error message that was printed in the terminal | |
447 * where Vim was started. */ | |
448 emsg_on_display = FALSE; | |
449 msg_scrolled = 0; | |
450 need_wait_return = FALSE; | |
451 msg_didany = FALSE; | |
452 | |
453 /* | |
454 * Check validity of any generic resources that may have been loaded. | |
455 */ | |
456 if (gui.border_width < 0) | |
457 gui.border_width = 0; | |
458 | |
459 /* | |
460 * Set up the fonts. First use a font specified with "-fn" or "-font". | |
461 */ | |
462 if (font_argument != NULL) | |
463 set_option_value((char_u *)"gfn", 0L, (char_u *)font_argument, 0); | |
464 if ( | |
465 #ifdef FEAT_XFONTSET | |
466 (*p_guifontset == NUL | |
467 || gui_init_font(p_guifontset, TRUE) == FAIL) && | |
468 #endif | |
469 gui_init_font(*p_guifont == NUL ? hl_get_font_name() | |
470 : p_guifont, FALSE) == FAIL) | |
471 { | |
472 EMSG(_("E665: Cannot start GUI, no valid font found")); | |
473 goto error2; | |
474 } | |
475 #ifdef FEAT_MBYTE | |
476 if (gui_get_wide_font() == FAIL) | |
477 EMSG(_("E231: 'guifontwide' invalid")); | |
478 #endif | |
479 | |
480 gui.num_cols = Columns; | |
481 gui.num_rows = Rows; | |
482 gui_reset_scroll_region(); | |
483 | |
484 /* Create initial scrollbars */ | |
485 FOR_ALL_WINDOWS(wp) | |
486 { | |
487 gui_create_scrollbar(&wp->w_scrollbars[SBAR_LEFT], SBAR_LEFT, wp); | |
488 gui_create_scrollbar(&wp->w_scrollbars[SBAR_RIGHT], SBAR_RIGHT, wp); | |
489 } | |
490 gui_create_scrollbar(&gui.bottom_sbar, SBAR_BOTTOM, NULL); | |
491 | |
492 #ifdef FEAT_MENU | |
493 gui_create_initial_menus(root_menu); | |
494 #endif | |
495 #ifdef FEAT_SUN_WORKSHOP | |
496 if (usingSunWorkShop) | |
497 workshop_init(); | |
498 #endif | |
499 #ifdef FEAT_SIGN_ICONS | |
500 sign_gui_started(); | |
501 #endif | |
502 | |
503 /* Configure the desired menu and scrollbars */ | |
504 gui_init_which_components(NULL); | |
505 | |
506 /* All components of the GUI have been created now */ | |
507 gui.shell_created = TRUE; | |
508 | |
509 #ifndef FEAT_GUI_GTK | |
510 /* Set the shell size, adjusted for the screen size. For GTK this only | |
511 * works after the shell has been opened, thus it is further down. */ | |
512 gui_set_shellsize(FALSE, TRUE); | |
513 #endif | |
514 #if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU) | |
515 /* Need to set the size of the menubar after all the menus have been | |
516 * created. */ | |
517 gui_mch_compute_menu_height((Widget)0); | |
518 #endif | |
519 | |
520 /* | |
521 * Actually open the GUI shell. | |
522 */ | |
523 if (gui_mch_open() != FAIL) | |
524 { | |
525 #ifdef FEAT_TITLE | |
526 maketitle(); | |
527 resettitle(); | |
528 #endif | |
529 init_gui_options(); | |
530 #ifdef FEAT_ARABIC | |
531 /* Our GUI can't do bidi. */ | |
532 p_tbidi = FALSE; | |
533 #endif | |
534 #ifdef FEAT_GUI_GTK | |
535 /* Give GTK+ a chance to put all widget's into place. */ | |
536 gui_mch_update(); | |
537 /* Now make sure the shell fits on the screen. */ | |
538 gui_set_shellsize(FALSE, TRUE); | |
539 #endif | |
540 #ifdef FEAT_NETBEANS_INTG | |
541 if (starting == 0 && usingNetbeans) | |
542 /* Tell the client that it can start sending commands. */ | |
543 netbeans_startup_done(); | |
544 #endif | |
545 #if defined(FEAT_XIM) && defined(FEAT_GUI_GTK) | |
546 if (!im_xim_isvalid_imactivate()) | |
547 EMSG(_("E599: Value of 'imactivatekey' is invalid")); | |
548 #endif | |
549 | |
550 return; | |
551 } | |
552 | |
553 error2: | |
554 #ifdef FEAT_GUI_X11 | |
555 /* undo gui_mch_init() */ | |
556 gui_mch_uninit(); | |
557 #endif | |
558 | |
559 error: | |
560 gui.in_use = FALSE; | |
561 clip_init(FALSE); | |
562 } | |
563 | |
564 | |
565 void | |
566 gui_exit(rc) | |
567 int rc; | |
568 { | |
569 #ifndef __BEOS__ | |
570 /* don't free the fonts, it leads to a BUS error | |
571 * richard@whitequeen.com Jul 99 */ | |
572 free_highlight_fonts(); | |
573 #endif | |
574 gui.in_use = FALSE; | |
575 gui_mch_exit(rc); | |
576 } | |
577 | |
578 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) || defined(FEAT_GUI_MSWIN) \ | |
579 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) || defined(PROTO) | |
580 /* | |
581 * Called when the GUI shell is closed by the user. If there are no changed | |
582 * files Vim exits, otherwise there will be a dialog to ask the user what to | |
583 * do. | |
584 * When this function returns, Vim should NOT exit! | |
585 */ | |
586 void | |
587 gui_shell_closed() | |
588 { | |
589 cmdmod_T save_cmdmod; | |
590 | |
591 save_cmdmod = cmdmod; | |
592 | |
593 /* Only exit when there are no changed files */ | |
594 exiting = TRUE; | |
595 # ifdef FEAT_BROWSE | |
596 cmdmod.browse = TRUE; | |
597 # endif | |
598 # if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) | |
599 cmdmod.confirm = TRUE; | |
600 # endif | |
601 /* If there are changed buffers, present the user with a dialog if | |
602 * possible, otherwise give an error message. */ | |
603 if (!check_changed_any(FALSE)) | |
604 getout(0); | |
605 | |
606 exiting = FALSE; | |
607 cmdmod = save_cmdmod; | |
608 setcursor(); /* position cursor */ | |
609 out_flush(); | |
610 } | |
611 #endif | |
612 | |
613 /* | |
614 * Set the font. "font_list" is a a comma separated list of font names. The | |
615 * first font name that works is used. If none is found, use the default | |
616 * font. | |
617 * If "fontset" is TRUE, the "font_list" is used as one name for the fontset. | |
618 * Return OK when able to set the font. When it failed FAIL is returned and | |
619 * the fonts are unchanged. | |
620 */ | |
621 /*ARGSUSED*/ | |
622 int | |
623 gui_init_font(font_list, fontset) | |
624 char_u *font_list; | |
625 int fontset; | |
626 { | |
627 #define FONTLEN 320 | |
628 char_u font_name[FONTLEN]; | |
629 int font_list_empty = FALSE; | |
630 int ret = FAIL; | |
631 | |
632 if (!gui.in_use) | |
633 return FAIL; | |
634 | |
635 font_name[0] = NUL; | |
636 if (*font_list == NUL) | |
637 font_list_empty = TRUE; | |
638 else | |
639 { | |
640 #ifdef FEAT_XFONTSET | |
641 /* When using a fontset, the whole list of fonts is one name. */ | |
642 if (fontset) | |
643 ret = gui_mch_init_font(font_list, TRUE); | |
644 else | |
645 #endif | |
646 while (*font_list != NUL) | |
647 { | |
648 /* Isolate one comma separated font name. */ | |
649 (void)copy_option_part(&font_list, font_name, FONTLEN, ","); | |
650 | |
651 /* Careful!!! The Win32 version of gui_mch_init_font(), when | |
652 * called with "*" will change p_guifont to the selected font | |
653 * name, which frees the old value. This makes font_list | |
654 * invalid. Thus when OK is returned here, font_list must no | |
655 * longer be used! */ | |
656 if (gui_mch_init_font(font_name, FALSE) == OK) | |
657 { | |
658 #if defined(FEAT_MBYTE) && !defined(HAVE_GTK2) | |
659 /* If it's a Unicode font, try setting 'guifontwide' to a | |
660 * similar double-width font. */ | |
661 if ((p_guifontwide == NULL || *p_guifontwide == NUL) | |
662 && strstr((char *)font_name, "10646") != NULL) | |
663 set_guifontwide(font_name); | |
664 #endif | |
665 ret = OK; | |
666 break; | |
667 } | |
668 } | |
669 } | |
670 | |
671 if (ret != OK | |
672 && STRCMP(font_list, "*") != 0 | |
673 && (font_list_empty || gui.norm_font == NOFONT)) | |
674 { | |
675 /* | |
676 * Couldn't load any font in 'font_list', keep the current font if | |
677 * there is one. If 'font_list' is empty, or if there is no current | |
678 * font, tell gui_mch_init_font() to try to find a font we can load. | |
679 */ | |
680 ret = gui_mch_init_font(NULL, FALSE); | |
681 } | |
682 | |
683 if (ret == OK) | |
684 { | |
685 #ifndef HAVE_GTK2 | |
686 /* Set normal font as current font */ | |
687 # ifdef FEAT_XFONTSET | |
688 if (gui.fontset != NOFONTSET) | |
689 gui_mch_set_fontset(gui.fontset); | |
690 else | |
691 # endif | |
692 gui_mch_set_font(gui.norm_font); | |
693 #endif | |
694 gui_set_shellsize(FALSE, | |
695 #ifdef MSWIN | |
696 TRUE | |
697 #else | |
698 FALSE | |
699 #endif | |
700 ); | |
701 } | |
702 | |
703 return ret; | |
704 } | |
705 | |
706 #if defined(FEAT_MBYTE) || defined(PROTO) | |
707 # ifndef HAVE_GTK2 | |
708 /* | |
709 * Try setting 'guifontwide' to a font twice as wide as "name". | |
710 */ | |
711 static void | |
712 set_guifontwide(name) | |
713 char_u *name; | |
714 { | |
715 int i = 0; | |
716 char_u wide_name[FONTLEN + 10]; /* room for 2 * width and '*' */ | |
717 char_u *wp = NULL; | |
718 char_u *p; | |
719 GuiFont font; | |
720 | |
721 wp = wide_name; | |
722 for (p = name; *p != NUL; ++p) | |
723 { | |
724 *wp++ = *p; | |
725 if (*p == '-') | |
726 { | |
727 ++i; | |
728 if (i == 6) /* font type: change "--" to "-*-" */ | |
729 { | |
730 if (p[1] == '-') | |
731 *wp++ = '*'; | |
732 } | |
733 else if (i == 12) /* found the width */ | |
734 { | |
735 ++p; | |
736 i = getdigits(&p); | |
737 if (i != 0) | |
738 { | |
739 /* Double the width specification. */ | |
740 sprintf((char *)wp, "%d%s", i * 2, p); | |
741 font = gui_mch_get_font(wide_name, FALSE); | |
742 if (font != NOFONT) | |
743 { | |
744 gui.wide_font = font; | |
745 set_string_option_direct((char_u *)"gfw", -1, | |
746 wide_name, OPT_FREE); | |
747 } | |
748 } | |
749 break; | |
750 } | |
751 } | |
752 } | |
753 } | |
754 # endif /* !HAVE_GTK2 */ | |
755 | |
756 /* | |
757 * Get the font for 'guifontwide'. | |
758 * Return FAIL for an invalid font name. | |
759 */ | |
760 int | |
761 gui_get_wide_font() | |
762 { | |
763 GuiFont font = NOFONT; | |
764 char_u font_name[FONTLEN]; | |
765 char_u *p; | |
766 | |
767 if (!gui.in_use) /* Can't allocate font yet, assume it's OK. */ | |
768 return OK; /* Will give an error message later. */ | |
769 | |
770 if (p_guifontwide != NULL && *p_guifontwide != NUL) | |
771 { | |
772 for (p = p_guifontwide; *p != NUL; ) | |
773 { | |
774 /* Isolate one comma separated font name. */ | |
775 (void)copy_option_part(&p, font_name, FONTLEN, ","); | |
776 font = gui_mch_get_font(font_name, FALSE); | |
777 if (font != NOFONT) | |
778 break; | |
779 } | |
780 if (font == NOFONT) | |
781 return FAIL; | |
782 } | |
783 | |
784 gui_mch_free_font(gui.wide_font); | |
785 #ifdef HAVE_GTK2 | |
786 /* Avoid unnecessary overhead if 'guifontwide' is equal to 'guifont'. */ | |
787 if (font != NOFONT && gui.norm_font != NOFONT | |
788 && pango_font_description_equal(font, gui.norm_font)) | |
789 { | |
790 gui.wide_font = NOFONT; | |
791 gui_mch_free_font(font); | |
792 } | |
793 else | |
794 #endif | |
795 gui.wide_font = font; | |
796 return OK; | |
797 } | |
798 #endif | |
799 | |
800 void | |
801 gui_set_cursor(row, col) | |
802 int row; | |
803 int col; | |
804 { | |
805 gui.row = row; | |
806 gui.col = col; | |
807 } | |
808 | |
809 /* | |
810 * gui_check_pos - check if the cursor is on the screen. | |
811 */ | |
812 static void | |
813 gui_check_pos() | |
814 { | |
815 if (gui.row >= screen_Rows) | |
816 gui.row = screen_Rows - 1; | |
817 if (gui.col >= screen_Columns) | |
818 gui.col = screen_Columns - 1; | |
819 if (gui.cursor_row >= screen_Rows || gui.cursor_col >= screen_Columns) | |
820 gui.cursor_is_valid = FALSE; | |
821 } | |
822 | |
823 /* | |
824 * Redraw the cursor if necessary or when forced. | |
825 * Careful: The contents of ScreenLines[] must match what is on the screen, | |
826 * otherwise this goes wrong. May need to call out_flush() first. | |
827 */ | |
828 void | |
829 gui_update_cursor(force, clear_selection) | |
830 int force; /* when TRUE, update even when not moved */ | |
831 int clear_selection;/* clear selection under cursor */ | |
832 { | |
833 int cur_width = 0; | |
834 int cur_height = 0; | |
835 int old_hl_mask; | |
836 int idx; | |
837 int id; | |
838 guicolor_T cfg, cbg, cc; /* cursor fore-/background color */ | |
839 int cattr; /* cursor attributes */ | |
840 int attr; | |
841 attrentry_T *aep = NULL; | |
842 | |
843 /* Don't update the cursor when halfway busy scrolling. | |
844 * ScreenLines[] isn't valid then. */ | |
845 if (!can_update_cursor) | |
846 return; | |
847 | |
848 gui_check_pos(); | |
849 if (!gui.cursor_is_valid || force | |
850 || gui.row != gui.cursor_row || gui.col != gui.cursor_col) | |
851 { | |
852 gui_undraw_cursor(); | |
853 if (gui.row < 0) | |
854 return; | |
855 #ifdef USE_IM_CONTROL | |
856 if (gui.row != gui.cursor_row || gui.col != gui.cursor_col) | |
857 im_set_position(gui.row, gui.col); | |
858 #endif | |
859 gui.cursor_row = gui.row; | |
860 gui.cursor_col = gui.col; | |
861 | |
862 /* Only write to the screen after ScreenLines[] has been initialized */ | |
863 if (!screen_cleared || ScreenLines == NULL) | |
864 return; | |
865 | |
866 /* Clear the selection if we are about to write over it */ | |
867 if (clear_selection) | |
868 clip_may_clear_selection(gui.row, gui.row); | |
869 /* Check that the cursor is inside the shell (resizing may have made | |
870 * it invalid) */ | |
871 if (gui.row >= screen_Rows || gui.col >= screen_Columns) | |
872 return; | |
873 | |
874 gui.cursor_is_valid = TRUE; | |
875 | |
876 /* | |
877 * How the cursor is drawn depends on the current mode. | |
878 */ | |
879 idx = get_shape_idx(FALSE); | |
880 if (State & LANGMAP) | |
881 id = shape_table[idx].id_lm; | |
882 else | |
883 id = shape_table[idx].id; | |
884 | |
885 /* get the colors and attributes for the cursor. Default is inverted */ | |
886 cfg = INVALCOLOR; | |
887 cbg = INVALCOLOR; | |
888 cattr = HL_INVERSE; | |
889 gui_mch_set_blinking(shape_table[idx].blinkwait, | |
890 shape_table[idx].blinkon, | |
891 shape_table[idx].blinkoff); | |
892 if (id > 0) | |
893 { | |
894 cattr = syn_id2colors(id, &cfg, &cbg); | |
895 #if defined(USE_IM_CONTROL) || defined(FEAT_HANGULIN) | |
896 { | |
897 static int iid; | |
898 guicolor_T fg, bg; | |
899 | |
900 if (im_get_status()) | |
901 { | |
902 iid = syn_name2id((char_u *)"CursorIM"); | |
903 if (iid > 0) | |
904 { | |
905 syn_id2colors(iid, &fg, &bg); | |
906 if (bg != INVALCOLOR) | |
907 cbg = bg; | |
908 if (fg != INVALCOLOR) | |
909 cfg = fg; | |
910 } | |
911 } | |
912 } | |
913 #endif | |
914 } | |
915 | |
916 /* | |
917 * Get the attributes for the character under the cursor. | |
918 * When no cursor color was given, use the character color. | |
919 */ | |
920 attr = ScreenAttrs[LineOffset[gui.row] + gui.col]; | |
921 if (attr > HL_ALL) | |
922 aep = syn_gui_attr2entry(attr); | |
923 if (aep != NULL) | |
924 { | |
925 attr = aep->ae_attr; | |
926 if (cfg == INVALCOLOR) | |
927 cfg = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color | |
928 : aep->ae_u.gui.fg_color); | |
929 if (cbg == INVALCOLOR) | |
930 cbg = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color | |
931 : aep->ae_u.gui.bg_color); | |
932 } | |
933 if (cfg == INVALCOLOR) | |
934 cfg = (attr & HL_INVERSE) ? gui.back_pixel : gui.norm_pixel; | |
935 if (cbg == INVALCOLOR) | |
936 cbg = (attr & HL_INVERSE) ? gui.norm_pixel : gui.back_pixel; | |
937 | |
938 #ifdef FEAT_XIM | |
939 if (aep != NULL) | |
940 { | |
941 xim_bg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color | |
942 : aep->ae_u.gui.bg_color); | |
943 xim_fg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color | |
944 : aep->ae_u.gui.fg_color); | |
945 if (xim_bg_color == INVALCOLOR) | |
946 xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel | |
947 : gui.back_pixel; | |
948 if (xim_fg_color == INVALCOLOR) | |
949 xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel | |
950 : gui.norm_pixel; | |
951 } | |
952 else | |
953 { | |
954 xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel | |
955 : gui.back_pixel; | |
956 xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel | |
957 : gui.norm_pixel; | |
958 } | |
959 #endif | |
960 | |
961 attr &= ~HL_INVERSE; | |
962 if (cattr & HL_INVERSE) | |
963 { | |
964 cc = cbg; | |
965 cbg = cfg; | |
966 cfg = cc; | |
967 } | |
968 cattr &= ~HL_INVERSE; | |
969 | |
970 /* | |
971 * When we don't have window focus, draw a hollow cursor. | |
972 */ | |
973 if (!gui.in_focus) | |
974 { | |
975 gui_mch_draw_hollow_cursor(cbg); | |
976 return; | |
977 } | |
978 | |
979 old_hl_mask = gui.highlight_mask; | |
980 if (shape_table[idx].shape == SHAPE_BLOCK | |
981 #ifdef FEAT_HANGULIN | |
982 || composing_hangul | |
983 #endif | |
984 ) | |
985 { | |
986 /* | |
987 * Draw the text character with the cursor colors. Use the | |
988 * character attributes plus the cursor attributes. | |
989 */ | |
990 gui.highlight_mask = (cattr | attr); | |
991 #ifdef FEAT_HANGULIN | |
992 if (composing_hangul) | |
993 (void)gui_outstr_nowrap(composing_hangul_buffer, 2, | |
994 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, cfg, cbg, 0); | |
995 else | |
996 #endif | |
997 (void)gui_screenchar(LineOffset[gui.row] + gui.col, | |
998 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, cfg, cbg, 0); | |
999 } | |
1000 else | |
1001 { | |
1002 #if defined(FEAT_MBYTE) && defined(FEAT_RIGHTLEFT) | |
1003 int col_off = FALSE; | |
1004 #endif | |
1005 /* | |
1006 * First draw the partial cursor, then overwrite with the text | |
1007 * character, using a transparent background. | |
1008 */ | |
1009 if (shape_table[idx].shape == SHAPE_VER) | |
1010 { | |
1011 cur_height = gui.char_height; | |
1012 cur_width = (gui.char_width * shape_table[idx].percentage | |
1013 + 99) / 100; | |
1014 } | |
1015 else | |
1016 { | |
1017 cur_height = (gui.char_height * shape_table[idx].percentage | |
1018 + 99) / 100; | |
1019 cur_width = gui.char_width; | |
1020 } | |
1021 #ifdef FEAT_MBYTE | |
1022 if (has_mbyte && (*mb_off2cells)(LineOffset[gui.row] + gui.col) > 1) | |
1023 { | |
1024 /* Double wide character. */ | |
1025 if (shape_table[idx].shape != SHAPE_VER) | |
1026 cur_width += gui.char_width; | |
1027 # ifdef FEAT_RIGHTLEFT | |
1028 if (CURSOR_BAR_RIGHT) | |
1029 { | |
1030 /* gui.col points to the left halve of the character but | |
1031 * the vertical line needs to be on the right halve. | |
1032 * A double-wide horizontal line is also drawn from the | |
1033 * right halve in gui_mch_draw_part_cursor(). */ | |
1034 col_off = TRUE; | |
1035 ++gui.col; | |
1036 } | |
1037 # endif | |
1038 } | |
1039 #endif | |
1040 gui_mch_draw_part_cursor(cur_width, cur_height, cbg); | |
1041 #if defined(FEAT_MBYTE) && defined(FEAT_RIGHTLEFT) | |
1042 if (col_off) | |
1043 --gui.col; | |
1044 #endif | |
1045 | |
1046 #ifndef FEAT_GUI_MSWIN /* doesn't seem to work for MSWindows */ | |
1047 gui.highlight_mask = ScreenAttrs[LineOffset[gui.row] + gui.col]; | |
1048 (void)gui_screenchar(LineOffset[gui.row] + gui.col, | |
1049 GUI_MON_TRS_CURSOR | GUI_MON_NOCLEAR, | |
1050 (guicolor_T)0, (guicolor_T)0, 0); | |
1051 #endif | |
1052 } | |
1053 gui.highlight_mask = old_hl_mask; | |
1054 } | |
1055 } | |
1056 | |
1057 #if defined(FEAT_MENU) || defined(PROTO) | |
1058 void | |
1059 gui_position_menu() | |
1060 { | |
1061 # if !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF) | |
1062 if (gui.menu_is_active && gui.in_use) | |
1063 gui_mch_set_menu_pos(0, 0, gui.menu_width, gui.menu_height); | |
1064 # endif | |
1065 } | |
1066 #endif | |
1067 | |
1068 /* | |
1069 * Position the various GUI components (text area, menu). The vertical | |
1070 * scrollbars are NOT handled here. See gui_update_scrollbars(). | |
1071 */ | |
1072 /*ARGSUSED*/ | |
1073 static void | |
1074 gui_position_components(total_width) | |
1075 int total_width; | |
1076 { | |
1077 int text_area_x; | |
1078 int text_area_y; | |
1079 int text_area_width; | |
1080 int text_area_height; | |
1081 | |
1082 /* avoid that moving components around generates events */ | |
1083 ++hold_gui_events; | |
1084 | |
1085 text_area_x = 0; | |
1086 if (gui.which_scrollbars[SBAR_LEFT]) | |
1087 text_area_x += gui.scrollbar_width; | |
1088 | |
1089 text_area_y = 0; | |
1090 #if defined(FEAT_MENU) && !(defined(FEAT_GUI_GTK) || defined(FEAT_GUI_PHOTON)) | |
1091 gui.menu_width = total_width; | |
1092 if (gui.menu_is_active) | |
1093 text_area_y += gui.menu_height; | |
1094 #endif | |
1095 #if defined(FEAT_TOOLBAR) && defined(FEAT_GUI_MSWIN) | |
1096 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) | |
1097 text_area_y = TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT; | |
1098 #endif | |
1099 | |
1100 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) | |
1101 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) | |
1102 { | |
1103 # ifdef FEAT_GUI_ATHENA | |
1104 gui_mch_set_toolbar_pos(0, text_area_y, | |
1105 gui.menu_width, gui.toolbar_height); | |
1106 # endif | |
1107 text_area_y += gui.toolbar_height; | |
1108 } | |
1109 #endif | |
1110 | |
1111 text_area_width = gui.num_cols * gui.char_width + gui.border_offset * 2; | |
1112 text_area_height = gui.num_rows * gui.char_height + gui.border_offset * 2; | |
1113 | |
1114 gui_mch_set_text_area_pos(text_area_x, | |
1115 text_area_y, | |
1116 text_area_width, | |
1117 text_area_height | |
1118 #if defined(FEAT_XIM) && !defined(HAVE_GTK2) | |
1119 + xim_get_status_area_height() | |
1120 #endif | |
1121 ); | |
1122 #ifdef FEAT_MENU | |
1123 gui_position_menu(); | |
1124 #endif | |
1125 if (gui.which_scrollbars[SBAR_BOTTOM]) | |
1126 gui_mch_set_scrollbar_pos(&gui.bottom_sbar, | |
1127 text_area_x, | |
1128 text_area_y + text_area_height, | |
1129 text_area_width, | |
1130 gui.scrollbar_height); | |
1131 gui.left_sbar_x = 0; | |
1132 gui.right_sbar_x = text_area_x + text_area_width; | |
1133 | |
1134 --hold_gui_events; | |
1135 } | |
1136 | |
1137 int | |
1138 gui_get_base_width() | |
1139 { | |
1140 int base_width; | |
1141 | |
1142 base_width = 2 * gui.border_offset; | |
1143 if (gui.which_scrollbars[SBAR_LEFT]) | |
1144 base_width += gui.scrollbar_width; | |
1145 if (gui.which_scrollbars[SBAR_RIGHT]) | |
1146 base_width += gui.scrollbar_width; | |
1147 return base_width; | |
1148 } | |
1149 | |
1150 int | |
1151 gui_get_base_height() | |
1152 { | |
1153 int base_height; | |
1154 | |
1155 base_height = 2 * gui.border_offset; | |
1156 if (gui.which_scrollbars[SBAR_BOTTOM]) | |
1157 base_height += gui.scrollbar_height; | |
1158 #ifdef FEAT_GUI_GTK | |
1159 /* We can't take the sizes properly into account until anything is | |
1160 * realized. Therefore we recalculate all the values here just before | |
1161 * setting the size. (--mdcki) */ | |
1162 #else | |
1163 # ifdef FEAT_MENU | |
1164 if (gui.menu_is_active) | |
1165 base_height += gui.menu_height; | |
1166 # endif | |
1167 # ifdef FEAT_TOOLBAR | |
1168 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) | |
1169 # if defined(FEAT_GUI_MSWIN) && defined(FEAT_TOOLBAR) | |
1170 base_height += (TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT); | |
1171 # else | |
1172 base_height += gui.toolbar_height; | |
1173 # endif | |
1174 # endif | |
1175 # ifdef FEAT_FOOTER | |
1176 if (vim_strchr(p_go, GO_FOOTER) != NULL) | |
1177 base_height += gui.footer_height; | |
1178 # endif | |
1179 # if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU) | |
1180 base_height += gui_mch_text_area_extra_height(); | |
1181 # endif | |
1182 #endif | |
1183 return base_height; | |
1184 } | |
1185 | |
1186 /* | |
1187 * Should be called after the GUI shell has been resized. Its arguments are | |
1188 * the new width and height of the shell in pixels. | |
1189 */ | |
1190 void | |
1191 gui_resize_shell(pixel_width, pixel_height) | |
1192 int pixel_width; | |
1193 int pixel_height; | |
1194 { | |
1195 static int busy = FALSE; | |
1196 | |
1197 if (!gui.shell_created) /* ignore when still initializing */ | |
1198 return; | |
1199 | |
1200 /* | |
1201 * Can't resize the screen while it is being redrawn. Remember the new | |
1202 * size and handle it later. | |
1203 */ | |
1204 if (updating_screen || busy) | |
1205 { | |
1206 new_pixel_width = pixel_width; | |
1207 new_pixel_height = pixel_height; | |
1208 return; | |
1209 } | |
1210 | |
1211 again: | |
1212 busy = TRUE; | |
1213 | |
1214 #ifdef FEAT_GUI_BEOS | |
1215 vim_lock_screen(); | |
1216 #endif | |
1217 | |
1218 /* Flush pending output before redrawing */ | |
1219 out_flush(); | |
1220 | |
1221 gui.num_cols = (pixel_width - gui_get_base_width()) / gui.char_width; | |
1222 gui.num_rows = (pixel_height - gui_get_base_height() | |
1223 #if !defined(FEAT_GUI_PHOTON) && !defined(FEAT_GUI_MSWIN) | |
1224 + (gui.char_height / 2) | |
1225 #endif | |
1226 ) / gui.char_height; | |
1227 | |
1228 gui_position_components(pixel_width); | |
1229 | |
1230 gui_reset_scroll_region(); | |
1231 /* | |
1232 * At the "more" and ":confirm" prompt there is no redraw, put the cursor | |
1233 * at the last line here (why does it have to be one row too low?). | |
1234 */ | |
1235 if (State == ASKMORE || State == CONFIRM) | |
1236 gui.row = gui.num_rows; | |
1237 | |
1238 /* Only comparing Rows and Columns may be sufficient, but let's stay on | |
1239 * the safe side. */ | |
1240 if (gui.num_rows != screen_Rows || gui.num_cols != screen_Columns | |
1241 || gui.num_rows != Rows || gui.num_cols != Columns) | |
1242 shell_resized(); | |
1243 | |
1244 #ifdef FEAT_GUI_BEOS | |
1245 vim_unlock_screen(); | |
1246 #endif | |
1247 | |
1248 gui_update_scrollbars(TRUE); | |
1249 gui_update_cursor(FALSE, TRUE); | |
1250 #if defined(FEAT_XIM) && !defined(HAVE_GTK2) | |
1251 xim_set_status_area(); | |
1252 #endif | |
1253 | |
1254 busy = FALSE; | |
1255 /* | |
1256 * We could have been called again while redrawing the screen. | |
1257 * Need to do it all again with the latest size then. | |
1258 */ | |
1259 if (new_pixel_height) | |
1260 { | |
1261 pixel_width = new_pixel_width; | |
1262 pixel_height = new_pixel_height; | |
1263 new_pixel_width = 0; | |
1264 new_pixel_height = 0; | |
1265 goto again; | |
1266 } | |
1267 } | |
1268 | |
1269 /* | |
1270 * Check if gui_resize_shell() must be called. | |
1271 */ | |
1272 void | |
1273 gui_may_resize_shell() | |
1274 { | |
1275 int h, w; | |
1276 | |
1277 if (new_pixel_height) | |
1278 { | |
1279 /* careful: gui_resize_shell() may postpone the resize again if we | |
1280 * were called indirectly by it */ | |
1281 w = new_pixel_width; | |
1282 h = new_pixel_height; | |
1283 new_pixel_width = 0; | |
1284 new_pixel_height = 0; | |
1285 gui_resize_shell(w, h); | |
1286 } | |
1287 } | |
1288 | |
1289 int | |
1290 gui_get_shellsize() | |
1291 { | |
1292 Rows = gui.num_rows; | |
1293 Columns = gui.num_cols; | |
1294 return OK; | |
1295 } | |
1296 | |
1297 /* | |
1298 * Set the size of the Vim shell according to Rows and Columns. | |
1299 */ | |
1300 /*ARGSUSED*/ | |
1301 void | |
1302 gui_set_shellsize(mustset, fit_to_display) | |
1303 int mustset; /* set by the user */ | |
1304 int fit_to_display; | |
1305 { | |
1306 int base_width; | |
1307 int base_height; | |
1308 int width; | |
1309 int height; | |
1310 int min_width; | |
1311 int min_height; | |
1312 int screen_w; | |
1313 int screen_h; | |
1314 | |
1315 if (!gui.shell_created) | |
1316 return; | |
1317 | |
1318 #ifdef MSWIN | |
1319 /* If not setting to a user specified size and maximized, calculate the | |
1320 * number of characters that fit in the maximized window. */ | |
1321 if (!mustset && gui_mch_maximized()) | |
1322 { | |
1323 gui_mch_newfont(); | |
1324 return; | |
1325 } | |
1326 #endif | |
1327 | |
1328 base_width = gui_get_base_width(); | |
1329 base_height = gui_get_base_height(); | |
1330 #ifdef USE_SUN_WORKSHOP | |
1331 if (!mustset && usingSunWorkShop | |
1332 && workshop_get_width_height(&width, &height)) | |
1333 { | |
1334 Columns = (width - base_width + gui.char_width - 1) / gui.char_width; | |
1335 Rows = (height - base_height + gui.char_height - 1) / gui.char_height; | |
1336 } | |
1337 else | |
1338 #endif | |
1339 { | |
1340 width = Columns * gui.char_width + base_width; | |
1341 height = Rows * gui.char_height + base_height; | |
1342 } | |
1343 | |
1344 if (fit_to_display) | |
1345 { | |
1346 gui_mch_get_screen_dimensions(&screen_w, &screen_h); | |
1347 if (width > screen_w) | |
1348 { | |
1349 Columns = (screen_w - base_width) / gui.char_width; | |
1350 if (Columns < MIN_COLUMNS) | |
1351 Columns = MIN_COLUMNS; | |
1352 width = Columns * gui.char_width + base_width; | |
1353 } | |
1354 if (height > screen_h) | |
1355 { | |
1356 Rows = (screen_h - base_height) / gui.char_height; | |
1357 check_shellsize(); | |
1358 height = Rows * gui.char_height + base_height; | |
1359 } | |
1360 } | |
1361 gui.num_cols = Columns; | |
1362 gui.num_rows = Rows; | |
1363 | |
1364 min_width = base_width + MIN_COLUMNS * gui.char_width; | |
1365 min_height = base_height + MIN_LINES * gui.char_height; | |
1366 | |
1367 gui_mch_set_shellsize(width, height, min_width, min_height, | |
1368 base_width, base_height); | |
1369 if (fit_to_display) | |
1370 { | |
1371 int x, y; | |
1372 | |
1373 /* Some window managers put the Vim window left of/above the screen. */ | |
1374 gui_mch_update(); | |
1375 if (gui_mch_get_winpos(&x, &y) == OK && (x < 0 || y < 0)) | |
1376 gui_mch_set_winpos(x < 0 ? 0 : x, y < 0 ? 0 : y); | |
1377 } | |
1378 | |
1379 gui_position_components(width); | |
1380 gui_update_scrollbars(TRUE); | |
1381 gui_reset_scroll_region(); | |
1382 } | |
1383 | |
1384 /* | |
1385 * Called when Rows and/or Columns has changed. | |
1386 */ | |
1387 void | |
1388 gui_new_shellsize() | |
1389 { | |
1390 gui_reset_scroll_region(); | |
1391 } | |
1392 | |
1393 /* | |
1394 * Make scroll region cover whole screen. | |
1395 */ | |
1396 void | |
1397 gui_reset_scroll_region() | |
1398 { | |
1399 gui.scroll_region_top = 0; | |
1400 gui.scroll_region_bot = gui.num_rows - 1; | |
1401 gui.scroll_region_left = 0; | |
1402 gui.scroll_region_right = gui.num_cols - 1; | |
1403 } | |
1404 | |
1405 void | |
1406 gui_start_highlight(mask) | |
1407 int mask; | |
1408 { | |
1409 if (mask > HL_ALL) /* highlight code */ | |
1410 gui.highlight_mask = mask; | |
1411 else /* mask */ | |
1412 gui.highlight_mask |= mask; | |
1413 } | |
1414 | |
1415 void | |
1416 gui_stop_highlight(mask) | |
1417 int mask; | |
1418 { | |
1419 if (mask > HL_ALL) /* highlight code */ | |
1420 gui.highlight_mask = HL_NORMAL; | |
1421 else /* mask */ | |
1422 gui.highlight_mask &= ~mask; | |
1423 } | |
1424 | |
1425 /* | |
1426 * Clear a rectangular region of the screen from text pos (row1, col1) to | |
1427 * (row2, col2) inclusive. | |
1428 */ | |
1429 void | |
1430 gui_clear_block(row1, col1, row2, col2) | |
1431 int row1; | |
1432 int col1; | |
1433 int row2; | |
1434 int col2; | |
1435 { | |
1436 /* Clear the selection if we are about to write over it */ | |
1437 clip_may_clear_selection(row1, row2); | |
1438 | |
1439 gui_mch_clear_block(row1, col1, row2, col2); | |
1440 | |
1441 /* Invalidate cursor if it was in this block */ | |
1442 if ( gui.cursor_row >= row1 && gui.cursor_row <= row2 | |
1443 && gui.cursor_col >= col1 && gui.cursor_col <= col2) | |
1444 gui.cursor_is_valid = FALSE; | |
1445 } | |
1446 | |
1447 /* | |
1448 * Write code to update the cursor later. This avoids the need to flush the | |
1449 * output buffer before calling gui_update_cursor(). | |
1450 */ | |
1451 void | |
1452 gui_update_cursor_later() | |
1453 { | |
1454 OUT_STR(IF_EB("\033|s", ESC_STR "|s")); | |
1455 } | |
1456 | |
1457 void | |
1458 gui_write(s, len) | |
1459 char_u *s; | |
1460 int len; | |
1461 { | |
1462 char_u *p; | |
1463 int arg1 = 0, arg2 = 0; | |
1464 /* this doesn't make sense, disabled until someone can explain why it | |
1465 * would be needed */ | |
1466 #if 0 && (defined(RISCOS) || defined(WIN16)) | |
1467 int force_cursor = TRUE; /* JK230798, stop Vim being smart or | |
1468 our redraw speed will suffer */ | |
1469 #else | |
1470 int force_cursor = FALSE; /* force cursor update */ | |
1471 #endif | |
1472 int force_scrollbar = FALSE; | |
1473 static win_T *old_curwin = NULL; | |
1474 | |
1475 /* #define DEBUG_GUI_WRITE */ | |
1476 #ifdef DEBUG_GUI_WRITE | |
1477 { | |
1478 int i; | |
1479 char_u *str; | |
1480 | |
1481 printf("gui_write(%d):\n ", len); | |
1482 for (i = 0; i < len; i++) | |
1483 if (s[i] == ESC) | |
1484 { | |
1485 if (i != 0) | |
1486 printf("\n "); | |
1487 printf("<ESC>"); | |
1488 } | |
1489 else | |
1490 { | |
1491 str = transchar_byte(s[i]); | |
1492 if (str[0] && str[1]) | |
1493 printf("<%s>", (char *)str); | |
1494 else | |
1495 printf("%s", (char *)str); | |
1496 } | |
1497 printf("\n"); | |
1498 } | |
1499 #endif | |
1500 while (len) | |
1501 { | |
1502 if (s[0] == ESC && s[1] == '|') | |
1503 { | |
1504 p = s + 2; | |
1505 if (VIM_ISDIGIT(*p)) | |
1506 { | |
1507 arg1 = getdigits(&p); | |
1508 if (p > s + len) | |
1509 break; | |
1510 if (*p == ';') | |
1511 { | |
1512 ++p; | |
1513 arg2 = getdigits(&p); | |
1514 if (p > s + len) | |
1515 break; | |
1516 } | |
1517 } | |
1518 switch (*p) | |
1519 { | |
1520 case 'C': /* Clear screen */ | |
1521 clip_scroll_selection(9999); | |
1522 gui_mch_clear_all(); | |
1523 gui.cursor_is_valid = FALSE; | |
1524 force_scrollbar = TRUE; | |
1525 break; | |
1526 case 'M': /* Move cursor */ | |
1527 gui_set_cursor(arg1, arg2); | |
1528 break; | |
1529 case 's': /* force cursor (shape) update */ | |
1530 force_cursor = TRUE; | |
1531 break; | |
1532 case 'R': /* Set scroll region */ | |
1533 if (arg1 < arg2) | |
1534 { | |
1535 gui.scroll_region_top = arg1; | |
1536 gui.scroll_region_bot = arg2; | |
1537 } | |
1538 else | |
1539 { | |
1540 gui.scroll_region_top = arg2; | |
1541 gui.scroll_region_bot = arg1; | |
1542 } | |
1543 break; | |
1544 #ifdef FEAT_VERTSPLIT | |
1545 case 'V': /* Set vertical scroll region */ | |
1546 if (arg1 < arg2) | |
1547 { | |
1548 gui.scroll_region_left = arg1; | |
1549 gui.scroll_region_right = arg2; | |
1550 } | |
1551 else | |
1552 { | |
1553 gui.scroll_region_left = arg2; | |
1554 gui.scroll_region_right = arg1; | |
1555 } | |
1556 break; | |
1557 #endif | |
1558 case 'd': /* Delete line */ | |
1559 gui_delete_lines(gui.row, 1); | |
1560 break; | |
1561 case 'D': /* Delete lines */ | |
1562 gui_delete_lines(gui.row, arg1); | |
1563 break; | |
1564 case 'i': /* Insert line */ | |
1565 gui_insert_lines(gui.row, 1); | |
1566 break; | |
1567 case 'I': /* Insert lines */ | |
1568 gui_insert_lines(gui.row, arg1); | |
1569 break; | |
1570 case '$': /* Clear to end-of-line */ | |
1571 gui_clear_block(gui.row, gui.col, gui.row, | |
1572 (int)Columns - 1); | |
1573 break; | |
1574 case 'h': /* Turn on highlighting */ | |
1575 gui_start_highlight(arg1); | |
1576 break; | |
1577 case 'H': /* Turn off highlighting */ | |
1578 gui_stop_highlight(arg1); | |
1579 break; | |
1580 case 'f': /* flash the window (visual bell) */ | |
1581 gui_mch_flash(arg1 == 0 ? 20 : arg1); | |
1582 break; | |
1583 default: | |
1584 p = s + 1; /* Skip the ESC */ | |
1585 break; | |
1586 } | |
1587 len -= (int)(++p - s); | |
1588 s = p; | |
1589 } | |
1590 else if ( | |
1591 #ifdef EBCDIC | |
1592 CtrlChar(s[0]) != 0 /* Ctrl character */ | |
1593 #else | |
1594 s[0] < 0x20 /* Ctrl character */ | |
1595 #endif | |
1596 #ifdef FEAT_SIGN_ICONS | |
1597 && s[0] != SIGN_BYTE | |
1598 # ifdef FEAT_NETBEANS_INTG | |
1599 && s[0] != MULTISIGN_BYTE | |
1600 # endif | |
1601 #endif | |
1602 ) | |
1603 { | |
1604 if (s[0] == '\n') /* NL */ | |
1605 { | |
1606 gui.col = 0; | |
1607 if (gui.row < gui.scroll_region_bot) | |
1608 gui.row++; | |
1609 else | |
1610 gui_delete_lines(gui.scroll_region_top, 1); | |
1611 } | |
1612 else if (s[0] == '\r') /* CR */ | |
1613 { | |
1614 gui.col = 0; | |
1615 } | |
1616 else if (s[0] == '\b') /* Backspace */ | |
1617 { | |
1618 if (gui.col) | |
1619 --gui.col; | |
1620 } | |
1621 else if (s[0] == Ctrl_L) /* cursor-right */ | |
1622 { | |
1623 ++gui.col; | |
1624 } | |
1625 else if (s[0] == Ctrl_G) /* Beep */ | |
1626 { | |
1627 gui_mch_beep(); | |
1628 } | |
1629 /* Other Ctrl character: shouldn't happen! */ | |
1630 | |
1631 --len; /* Skip this char */ | |
1632 ++s; | |
1633 } | |
1634 else | |
1635 { | |
1636 p = s; | |
1637 while (len > 0 && ( | |
1638 #ifdef EBCDIC | |
1639 CtrlChar(*p) == 0 | |
1640 #else | |
1641 *p >= 0x20 | |
1642 #endif | |
1643 #ifdef FEAT_SIGN_ICONS | |
1644 || *p == SIGN_BYTE | |
1645 # ifdef FEAT_NETBEANS_INTG | |
1646 || *p == MULTISIGN_BYTE | |
1647 # endif | |
1648 #endif | |
1649 )) | |
1650 { | |
1651 len--; | |
1652 p++; | |
1653 } | |
1654 gui_outstr(s, (int)(p - s)); | |
1655 s = p; | |
1656 } | |
1657 } | |
1658 | |
1659 /* Postponed update of the cursor (won't work if "can_update_cursor" isn't | |
1660 * set). */ | |
1661 if (force_cursor) | |
1662 gui_update_cursor(TRUE, TRUE); | |
1663 | |
1664 /* When switching to another window the dragging must have stopped. | |
1665 * Required for GTK, dragged_sb isn't reset. */ | |
1666 if (old_curwin != curwin) | |
1667 gui.dragged_sb = SBAR_NONE; | |
1668 | |
1669 /* Update the scrollbars after clearing the screen or when switched | |
1670 * to another window. | |
1671 * Update the horizontal scrollbar always, it's difficult to check all | |
1672 * situations where it might change. */ | |
1673 if (force_scrollbar || old_curwin != curwin) | |
1674 gui_update_scrollbars(force_scrollbar); | |
1675 else | |
1676 gui_update_horiz_scrollbar(FALSE); | |
1677 old_curwin = curwin; | |
1678 | |
1679 /* | |
1680 * We need to make sure this is cleared since Athena doesn't tell us when | |
1681 * he is done dragging. Do the same for GTK. | |
1682 */ | |
1683 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_GTK) | |
1684 gui.dragged_sb = SBAR_NONE; | |
1685 #endif | |
1686 | |
1687 gui_mch_flush(); /* In case vim decides to take a nap */ | |
1688 } | |
1689 | |
1690 /* | |
1691 * When ScreenLines[] is invalid, updating the cursor should not be done, it | |
1692 * produces wrong results. Call gui_dont_update_cursor() before that code and | |
1693 * gui_can_update_cursor() afterwards. | |
1694 */ | |
1695 void | |
1696 gui_dont_update_cursor() | |
1697 { | |
1698 if (gui.in_use) | |
1699 { | |
1700 /* Undraw the cursor now, we probably can't do it after the change. */ | |
1701 gui_undraw_cursor(); | |
1702 can_update_cursor = FALSE; | |
1703 } | |
1704 } | |
1705 | |
1706 void | |
1707 gui_can_update_cursor() | |
1708 { | |
1709 can_update_cursor = TRUE; | |
1710 /* No need to update the cursor right now, there is always more output | |
1711 * after scrolling. */ | |
1712 } | |
1713 | |
1714 static void | |
1715 gui_outstr(s, len) | |
1716 char_u *s; | |
1717 int len; | |
1718 { | |
1719 int this_len; | |
1720 #ifdef FEAT_MBYTE | |
1721 int cells; | |
1722 #endif | |
1723 | |
1724 if (len == 0) | |
1725 return; | |
1726 | |
1727 if (len < 0) | |
1728 len = (int)STRLEN(s); | |
1729 | |
1730 while (len > 0) | |
1731 { | |
1732 #ifdef FEAT_MBYTE | |
1733 if (has_mbyte) | |
1734 { | |
1735 /* Find out how many chars fit in the current line. */ | |
1736 cells = 0; | |
1737 for (this_len = 0; this_len < len; ) | |
1738 { | |
1739 cells += (*mb_ptr2cells)(s + this_len); | |
1740 if (gui.col + cells > Columns) | |
1741 break; | |
1742 this_len += (*mb_ptr2len_check)(s + this_len); | |
1743 } | |
1744 if (this_len > len) | |
1745 this_len = len; /* don't include following composing char */ | |
1746 } | |
1747 else | |
1748 #endif | |
1749 if (gui.col + len > Columns) | |
1750 this_len = Columns - gui.col; | |
1751 else | |
1752 this_len = len; | |
1753 | |
1754 (void)gui_outstr_nowrap(s, this_len, | |
1755 0, (guicolor_T)0, (guicolor_T)0, 0); | |
1756 s += this_len; | |
1757 len -= this_len; | |
1758 #ifdef FEAT_MBYTE | |
1759 /* fill up for a double-width char that doesn't fit. */ | |
1760 if (len > 0 && gui.col < Columns) | |
1761 (void)gui_outstr_nowrap((char_u *)" ", 1, | |
1762 0, (guicolor_T)0, (guicolor_T)0, 0); | |
1763 #endif | |
1764 /* The cursor may wrap to the next line. */ | |
1765 if (gui.col >= Columns) | |
1766 { | |
1767 gui.col = 0; | |
1768 gui.row++; | |
1769 } | |
1770 } | |
1771 } | |
1772 | |
1773 /* | |
1774 * Output one character (may be one or two display cells). | |
1775 * Caller must check for valid "off". | |
1776 * Returns FAIL or OK, just like gui_outstr_nowrap(). | |
1777 */ | |
1778 static int | |
1779 gui_screenchar(off, flags, fg, bg, back) | |
1780 int off; /* Offset from start of screen */ | |
1781 int flags; | |
1782 guicolor_T fg, bg; /* colors for cursor */ | |
1783 int back; /* backup this many chars when using bold trick */ | |
1784 { | |
1785 #ifdef FEAT_MBYTE | |
1786 char_u buf[MB_MAXBYTES + 1]; | |
1787 | |
1788 /* Don't draw right halve of a double-width UTF-8 char. "cannot happen" */ | |
1789 if (enc_utf8 && ScreenLines[off] == 0) | |
1790 return OK; | |
1791 | |
1792 if (enc_utf8 && ScreenLinesUC[off] != 0) | |
1793 /* Draw UTF-8 multi-byte character. */ | |
1794 return gui_outstr_nowrap(buf, utfc_char2bytes(off, buf), | |
1795 flags, fg, bg, back); | |
1796 | |
1797 if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e) | |
1798 { | |
1799 buf[0] = ScreenLines[off]; | |
1800 buf[1] = ScreenLines2[off]; | |
1801 return gui_outstr_nowrap(buf, 2, flags, fg, bg, back); | |
1802 } | |
1803 | |
1804 /* Draw non-multi-byte character or DBCS character. */ | |
1805 return gui_outstr_nowrap(ScreenLines + off, | |
1806 enc_dbcs ? (*mb_ptr2len_check)(ScreenLines + off) : 1, | |
1807 flags, fg, bg, back); | |
1808 #else | |
1809 return gui_outstr_nowrap(ScreenLines + off, 1, flags, fg, bg, back); | |
1810 #endif | |
1811 } | |
1812 | |
1813 #ifdef HAVE_GTK2 | |
1814 /* | |
1815 * Output the string at the given screen position. This is used in place | |
1816 * of gui_screenchar() where possible because Pango needs as much context | |
1817 * as possible to work nicely. It's a lot faster as well. | |
1818 */ | |
1819 static int | |
1820 gui_screenstr(off, len, flags, fg, bg, back) | |
1821 int off; /* Offset from start of screen */ | |
1822 int len; /* string length in screen cells */ | |
1823 int flags; | |
1824 guicolor_T fg, bg; /* colors for cursor */ | |
1825 int back; /* backup this many chars when using bold trick */ | |
1826 { | |
1827 char_u *buf; | |
1828 int outlen = 0; | |
1829 int i; | |
1830 int retval; | |
1831 | |
1832 if (len <= 0) /* "cannot happen"? */ | |
1833 return OK; | |
1834 | |
1835 if (enc_utf8) | |
1836 { | |
1837 buf = alloc((unsigned)(len * MB_MAXBYTES + 1)); | |
1838 if (buf == NULL) | |
1839 return OK; /* not much we could do here... */ | |
1840 | |
1841 for (i = off; i < off + len; ++i) | |
1842 { | |
1843 if (ScreenLines[i] == 0) | |
1844 continue; /* skip second half of double-width char */ | |
1845 | |
1846 if (ScreenLinesUC[i] == 0) | |
1847 buf[outlen++] = ScreenLines[i]; | |
1848 else | |
1849 outlen += utfc_char2bytes(i, buf + outlen); | |
1850 } | |
1851 | |
1852 buf[outlen] = NUL; /* only to aid debugging */ | |
1853 retval = gui_outstr_nowrap(buf, outlen, flags, fg, bg, back); | |
1854 vim_free(buf); | |
1855 | |
1856 return retval; | |
1857 } | |
1858 else if (enc_dbcs == DBCS_JPNU) | |
1859 { | |
1860 buf = alloc((unsigned)(len * 2 + 1)); | |
1861 if (buf == NULL) | |
1862 return OK; /* not much we could do here... */ | |
1863 | |
1864 for (i = off; i < off + len; ++i) | |
1865 { | |
1866 buf[outlen++] = ScreenLines[i]; | |
1867 | |
1868 /* handle double-byte single-width char */ | |
1869 if (ScreenLines[i] == 0x8e) | |
1870 buf[outlen++] = ScreenLines2[i]; | |
1871 else if (MB_BYTE2LEN(ScreenLines[i]) == 2) | |
1872 buf[outlen++] = ScreenLines[++i]; | |
1873 } | |
1874 | |
1875 buf[outlen] = NUL; /* only to aid debugging */ | |
1876 retval = gui_outstr_nowrap(buf, outlen, flags, fg, bg, back); | |
1877 vim_free(buf); | |
1878 | |
1879 return retval; | |
1880 } | |
1881 else | |
1882 { | |
1883 return gui_outstr_nowrap(&ScreenLines[off], len, | |
1884 flags, fg, bg, back); | |
1885 } | |
1886 } | |
1887 #endif /* HAVE_GTK2 */ | |
1888 | |
1889 /* | |
1890 * Output the given string at the current cursor position. If the string is | |
1891 * too long to fit on the line, then it is truncated. | |
1892 * "flags": | |
1893 * GUI_MON_IS_CURSOR should only be used when this function is being called to | |
1894 * actually draw (an inverted) cursor. | |
1895 * GUI_MON_TRS_CURSOR is used to draw the cursor text with a transparant | |
1896 * background. | |
1897 * GUI_MON_NOCLEAR is used to avoid clearing the selection when drawing over | |
1898 * it. | |
1899 * Returns OK, unless "back" is non-zero and using the bold trick, then return | |
1900 * FAIL (the caller should start drawing "back" chars back). | |
1901 */ | |
1902 int | |
1903 gui_outstr_nowrap(s, len, flags, fg, bg, back) | |
1904 char_u *s; | |
1905 int len; | |
1906 int flags; | |
1907 guicolor_T fg, bg; /* colors for cursor */ | |
1908 int back; /* backup this many chars when using bold trick */ | |
1909 { | |
1910 long_u highlight_mask; | |
1911 long_u hl_mask_todo; | |
1912 guicolor_T fg_color; | |
1913 guicolor_T bg_color; | |
1914 #if !defined(MSWIN16_FASTTEXT) && !defined(HAVE_GTK2) | |
1915 GuiFont font = NOFONT; | |
1916 # ifdef FEAT_XFONTSET | |
1917 GuiFontset fontset = NOFONTSET; | |
1918 # endif | |
1919 #endif | |
1920 attrentry_T *aep = NULL; | |
1921 int draw_flags; | |
1922 int col = gui.col; | |
1923 #ifdef FEAT_SIGN_ICONS | |
1924 int draw_sign = FALSE; | |
1925 # ifdef FEAT_NETBEANS_INTG | |
1926 int multi_sign = FALSE; | |
1927 # endif | |
1928 #endif | |
1929 | |
1930 if (len < 0) | |
1931 len = (int)STRLEN(s); | |
1932 if (len == 0) | |
1933 return OK; | |
1934 | |
1935 #ifdef FEAT_SIGN_ICONS | |
1936 if (*s == SIGN_BYTE | |
1937 # ifdef FEAT_NETBEANS_INTG | |
1938 || *s == MULTISIGN_BYTE | |
1939 # endif | |
1940 ) | |
1941 { | |
1942 # ifdef FEAT_NETBEANS_INTG | |
1943 if (*s == MULTISIGN_BYTE) | |
1944 multi_sign = TRUE; | |
1945 # endif | |
1946 /* draw spaces instead */ | |
1947 s = (char_u *)" "; | |
1948 if (len == 1 && col > 0) | |
1949 --col; | |
1950 len = 2; | |
1951 draw_sign = TRUE; | |
1952 highlight_mask = 0; | |
1953 } | |
1954 else | |
1955 #endif | |
1956 if (gui.highlight_mask > HL_ALL) | |
1957 { | |
1958 aep = syn_gui_attr2entry(gui.highlight_mask); | |
1959 if (aep == NULL) /* highlighting not set */ | |
1960 highlight_mask = 0; | |
1961 else | |
1962 highlight_mask = aep->ae_attr; | |
1963 } | |
1964 else | |
1965 highlight_mask = gui.highlight_mask; | |
1966 hl_mask_todo = highlight_mask; | |
1967 | |
1968 #if !defined(MSWIN16_FASTTEXT) && !defined(HAVE_GTK2) | |
1969 /* Set the font */ | |
1970 if (aep != NULL && aep->ae_u.gui.font != NOFONT) | |
1971 font = aep->ae_u.gui.font; | |
1972 # ifdef FEAT_XFONTSET | |
1973 else if (aep != NULL && aep->ae_u.gui.fontset != NOFONTSET) | |
1974 fontset = aep->ae_u.gui.fontset; | |
1975 # endif | |
1976 else | |
1977 { | |
1978 # ifdef FEAT_XFONTSET | |
1979 if (gui.fontset != NOFONTSET) | |
1980 fontset = gui.fontset; | |
1981 else | |
1982 # endif | |
1983 if (hl_mask_todo & (HL_BOLD | HL_STANDOUT)) | |
1984 { | |
1985 if ((hl_mask_todo & HL_ITALIC) && gui.boldital_font != NOFONT) | |
1986 { | |
1987 font = gui.boldital_font; | |
1988 hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT | HL_ITALIC); | |
1989 } | |
1990 else if (gui.bold_font != NOFONT) | |
1991 { | |
1992 font = gui.bold_font; | |
1993 hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT); | |
1994 } | |
1995 else | |
1996 font = gui.norm_font; | |
1997 } | |
1998 else if ((hl_mask_todo & HL_ITALIC) && gui.ital_font != NOFONT) | |
1999 { | |
2000 font = gui.ital_font; | |
2001 hl_mask_todo &= ~HL_ITALIC; | |
2002 } | |
2003 else | |
2004 font = gui.norm_font; | |
2005 } | |
2006 # ifdef FEAT_XFONTSET | |
2007 if (fontset != NOFONTSET) | |
2008 gui_mch_set_fontset(fontset); | |
2009 else | |
2010 # endif | |
2011 gui_mch_set_font(font); | |
2012 #endif | |
2013 | |
2014 draw_flags = 0; | |
2015 | |
2016 /* Set the color */ | |
2017 bg_color = gui.back_pixel; | |
2018 if ((flags & GUI_MON_IS_CURSOR) && gui.in_focus) | |
2019 { | |
2020 draw_flags |= DRAW_CURSOR; | |
2021 fg_color = fg; | |
2022 bg_color = bg; | |
2023 } | |
2024 else if (aep != NULL) | |
2025 { | |
2026 fg_color = aep->ae_u.gui.fg_color; | |
2027 if (fg_color == INVALCOLOR) | |
2028 fg_color = gui.norm_pixel; | |
2029 bg_color = aep->ae_u.gui.bg_color; | |
2030 if (bg_color == INVALCOLOR) | |
2031 bg_color = gui.back_pixel; | |
2032 } | |
2033 else | |
2034 fg_color = gui.norm_pixel; | |
2035 | |
2036 if (highlight_mask & (HL_INVERSE | HL_STANDOUT)) | |
2037 { | |
2038 #if defined(AMIGA) || defined(RISCOS) | |
2039 gui_mch_set_colors(bg_color, fg_color); | |
2040 #else | |
2041 gui_mch_set_fg_color(bg_color); | |
2042 gui_mch_set_bg_color(fg_color); | |
2043 #endif | |
2044 } | |
2045 else | |
2046 { | |
2047 #if defined(AMIGA) || defined(RISCOS) | |
2048 gui_mch_set_colors(fg_color, bg_color); | |
2049 #else | |
2050 gui_mch_set_fg_color(fg_color); | |
2051 gui_mch_set_bg_color(bg_color); | |
2052 #endif | |
2053 } | |
2054 | |
2055 /* Clear the selection if we are about to write over it */ | |
2056 if (!(flags & GUI_MON_NOCLEAR)) | |
2057 clip_may_clear_selection(gui.row, gui.row); | |
2058 | |
2059 | |
2060 #ifndef MSWIN16_FASTTEXT | |
2061 /* If there's no bold font, then fake it */ | |
2062 if (hl_mask_todo & (HL_BOLD | HL_STANDOUT)) | |
2063 draw_flags |= DRAW_BOLD; | |
2064 #endif | |
2065 | |
2066 /* | |
2067 * When drawing bold or italic characters the spill-over from the left | |
2068 * neighbor may be destroyed. Let the caller backup to start redrawing | |
2069 * just after a blank. | |
2070 */ | |
2071 if (back != 0 && ((draw_flags & DRAW_BOLD) || (highlight_mask & HL_ITALIC))) | |
2072 return FAIL; | |
2073 | |
2074 #if defined(RISCOS) || defined(HAVE_GTK2) | |
2075 /* If there's no italic font, then fake it. | |
2076 * For GTK2, we don't need a different font for italic style. */ | |
2077 if (hl_mask_todo & HL_ITALIC) | |
2078 draw_flags |= DRAW_ITALIC; | |
2079 | |
2080 /* Do we underline the text? */ | |
2081 if (hl_mask_todo & HL_UNDERLINE) | |
2082 draw_flags |= DRAW_UNDERL; | |
2083 #else | |
2084 /* Do we underline the text? */ | |
2085 if ((hl_mask_todo & HL_UNDERLINE) | |
2086 # ifndef MSWIN16_FASTTEXT | |
2087 || (hl_mask_todo & HL_ITALIC) | |
2088 # endif | |
2089 ) | |
2090 draw_flags |= DRAW_UNDERL; | |
2091 #endif | |
2092 | |
2093 /* Do we draw transparantly? */ | |
2094 if (flags & GUI_MON_TRS_CURSOR) | |
2095 draw_flags |= DRAW_TRANSP; | |
2096 | |
2097 /* | |
2098 * Draw the text. | |
2099 */ | |
2100 #ifdef HAVE_GTK2 | |
2101 /* The value returned is the length in display cells */ | |
2102 len = gui_gtk2_draw_string(gui.row, col, s, len, draw_flags); | |
2103 #else | |
2104 # ifdef FEAT_MBYTE | |
2105 if (enc_utf8) | |
2106 { | |
2107 int start; /* index of bytes to be drawn */ | |
2108 int cells; /* cellwidth of bytes to be drawn */ | |
2109 int thislen; /* length of bytes to be drawin */ | |
2110 int cn; /* cellwidth of current char */ | |
2111 int i; /* index of current char */ | |
2112 int c; /* current char value */ | |
2113 int cl; /* byte length of current char */ | |
2114 int comping; /* current char is composing */ | |
2115 int scol = col; /* screen column */ | |
2116 int dowide; /* use 'guifontwide' */ | |
2117 | |
2118 /* Break the string at a composing character, it has to be drawn on | |
2119 * top of the previous character. */ | |
2120 start = 0; | |
2121 cells = 0; | |
2122 for (i = 0; i < len; i += cl) | |
2123 { | |
2124 c = utf_ptr2char(s + i); | |
2125 cn = utf_char2cells(c); | |
2126 if (cn > 1 | |
2127 # ifdef FEAT_XFONTSET | |
2128 && fontset == NOFONTSET | |
2129 # endif | |
2130 && gui.wide_font != NOFONT) | |
2131 dowide = TRUE; | |
2132 else | |
2133 dowide = FALSE; | |
2134 comping = utf_iscomposing(c); | |
2135 if (!comping) /* count cells from non-composing chars */ | |
2136 cells += cn; | |
2137 cl = utf_ptr2len_check(s + i); | |
2138 if (cl == 0) /* hit end of string */ | |
2139 len = i + cl; /* len must be wrong "cannot happen" */ | |
2140 | |
2141 /* print the string so far if it's the last character or there is | |
2142 * a composing character. */ | |
2143 if (i + cl >= len || (comping && i > start) || dowide | |
2144 # if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) | |
2145 || (cn > 1 | |
2146 # ifdef FEAT_XFONTSET | |
2147 /* No fontset: At least draw char after wide char at | |
2148 * right position. */ | |
2149 && fontset == NOFONTSET | |
2150 # endif | |
2151 ) | |
2152 # endif | |
2153 ) | |
2154 { | |
2155 if (comping || dowide) | |
2156 thislen = i - start; | |
2157 else | |
2158 thislen = i - start + cl; | |
2159 if (thislen > 0) | |
2160 { | |
2161 gui_mch_draw_string(gui.row, scol, s + start, thislen, | |
2162 draw_flags); | |
2163 start += thislen; | |
2164 } | |
2165 scol += cells; | |
2166 cells = 0; | |
2167 if (dowide) | |
2168 { | |
2169 gui_mch_set_font(gui.wide_font); | |
2170 gui_mch_draw_string(gui.row, scol - cn, | |
2171 s + start, cl, draw_flags); | |
2172 gui_mch_set_font(font); | |
2173 start += cl; | |
2174 } | |
2175 | |
2176 # if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) | |
2177 /* No fontset: draw a space to fill the gap after a wide char */ | |
2178 if (cn > 1 && (draw_flags & DRAW_TRANSP) == 0 | |
2179 # ifdef FEAT_XFONTSET | |
2180 && fontset == NOFONTSET | |
2181 # endif | |
2182 && !dowide) | |
2183 gui_mch_draw_string(gui.row, scol - 1, (char_u *)" ", | |
2184 1, draw_flags); | |
2185 # endif | |
2186 } | |
2187 /* Draw a composing char on top of the previous char. */ | |
2188 if (comping) | |
2189 { | |
2190 gui_mch_draw_string(gui.row, scol - cn, s + i, cl, | |
2191 draw_flags | DRAW_TRANSP); | |
2192 start = i + cl; | |
2193 } | |
2194 } | |
2195 /* The stuff below assumes "len" is the length in screen columns. */ | |
2196 len = scol - col; | |
2197 } | |
2198 else | |
2199 # endif | |
2200 { | |
2201 gui_mch_draw_string(gui.row, col, s, len, draw_flags); | |
2202 # ifdef FEAT_MBYTE | |
2203 if (enc_dbcs == DBCS_JPNU) | |
2204 { | |
2205 int clen = 0; | |
2206 int i; | |
2207 | |
2208 /* Get the length in display cells, this can be different from the | |
2209 * number of bytes for "euc-jp". */ | |
2210 for (i = 0; i < len; i += (*mb_ptr2len_check)(s + i)) | |
2211 clen += (*mb_ptr2cells)(s + i); | |
2212 len = clen; | |
2213 } | |
2214 # endif | |
2215 } | |
2216 #endif /* !HAVE_GTK2 */ | |
2217 | |
2218 if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR))) | |
2219 gui.col = col + len; | |
2220 | |
2221 /* May need to invert it when it's part of the selection. */ | |
2222 if (flags & GUI_MON_NOCLEAR) | |
2223 clip_may_redraw_selection(gui.row, col, len); | |
2224 | |
2225 if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR))) | |
2226 { | |
2227 /* Invalidate the old physical cursor position if we wrote over it */ | |
2228 if (gui.cursor_row == gui.row | |
2229 && gui.cursor_col >= col | |
2230 && gui.cursor_col < col + len) | |
2231 gui.cursor_is_valid = FALSE; | |
2232 } | |
2233 | |
2234 #ifdef FEAT_SIGN_ICONS | |
2235 if (draw_sign) | |
2236 /* Draw the sign on top of the spaces. */ | |
2237 gui_mch_drawsign(gui.row, col, gui.highlight_mask); | |
2238 # ifdef FEAT_NETBEANS_INTG | |
2239 if (multi_sign) | |
2240 netbeans_draw_multisign_indicator(gui.row); | |
2241 # endif | |
2242 #endif | |
2243 | |
2244 return OK; | |
2245 } | |
2246 | |
2247 /* | |
2248 * Un-draw the cursor. Actually this just redraws the character at the given | |
2249 * position. The character just before it too, for when it was in bold. | |
2250 */ | |
2251 void | |
2252 gui_undraw_cursor() | |
2253 { | |
2254 if (gui.cursor_is_valid) | |
2255 { | |
2256 #ifdef FEAT_HANGULIN | |
2257 if (composing_hangul | |
2258 && gui.col == gui.cursor_col && gui.row == gui.cursor_row) | |
2259 (void)gui_outstr_nowrap(composing_hangul_buffer, 2, | |
2260 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, | |
2261 gui.norm_pixel, gui.back_pixel, 0); | |
2262 else | |
2263 { | |
2264 #endif | |
2265 if (gui_redraw_block(gui.cursor_row, gui.cursor_col, | |
2266 gui.cursor_row, gui.cursor_col, GUI_MON_NOCLEAR) | |
2267 && gui.cursor_col > 0) | |
2268 (void)gui_redraw_block(gui.cursor_row, gui.cursor_col - 1, | |
2269 gui.cursor_row, gui.cursor_col - 1, GUI_MON_NOCLEAR); | |
2270 #ifdef FEAT_HANGULIN | |
2271 if (composing_hangul) | |
2272 (void)gui_redraw_block(gui.cursor_row, gui.cursor_col + 1, | |
2273 gui.cursor_row, gui.cursor_col + 1, GUI_MON_NOCLEAR); | |
2274 } | |
2275 #endif | |
2276 /* Cursor_is_valid is reset when the cursor is undrawn, also reset it | |
2277 * here in case it wasn't needed to undraw it. */ | |
2278 gui.cursor_is_valid = FALSE; | |
2279 } | |
2280 } | |
2281 | |
2282 void | |
2283 gui_redraw(x, y, w, h) | |
2284 int x; | |
2285 int y; | |
2286 int w; | |
2287 int h; | |
2288 { | |
2289 int row1, col1, row2, col2; | |
2290 | |
2291 row1 = Y_2_ROW(y); | |
2292 col1 = X_2_COL(x); | |
2293 row2 = Y_2_ROW(y + h - 1); | |
2294 col2 = X_2_COL(x + w - 1); | |
2295 | |
2296 (void)gui_redraw_block(row1, col1, row2, col2, GUI_MON_NOCLEAR); | |
2297 | |
2298 /* | |
2299 * We may need to redraw the cursor, but don't take it upon us to change | |
2300 * its location after a scroll. | |
2301 * (maybe be more strict even and test col too?) | |
2302 * These things may be outside the update/clipping region and reality may | |
2303 * not reflect Vims internal ideas if these operations are clipped away. | |
2304 */ | |
2305 if (gui.row == gui.cursor_row) | |
2306 gui_update_cursor(TRUE, TRUE); | |
2307 } | |
2308 | |
2309 /* | |
2310 * Draw a rectangular block of characters, from row1 to row2 (inclusive) and | |
2311 * from col1 to col2 (inclusive). | |
2312 * Return TRUE when the character before the first drawn character has | |
2313 * different attributes (may have to be redrawn too). | |
2314 */ | |
2315 int | |
2316 gui_redraw_block(row1, col1, row2, col2, flags) | |
2317 int row1; | |
2318 int col1; | |
2319 int row2; | |
2320 int col2; | |
2321 int flags; /* flags for gui_outstr_nowrap() */ | |
2322 { | |
2323 int old_row, old_col; | |
2324 long_u old_hl_mask; | |
2325 int off; | |
2326 char_u first_attr; | |
2327 int idx, len; | |
2328 int back, nback; | |
2329 int retval = FALSE; | |
2330 #ifdef FEAT_MBYTE | |
2331 int orig_col1, orig_col2; | |
2332 #endif | |
2333 | |
2334 /* Don't try to update when ScreenLines is not valid */ | |
2335 if (!screen_cleared || ScreenLines == NULL) | |
2336 return retval; | |
2337 | |
2338 /* Don't try to draw outside the shell! */ | |
2339 /* Check everything, strange values may be caused by a big border width */ | |
2340 col1 = check_col(col1); | |
2341 col2 = check_col(col2); | |
2342 row1 = check_row(row1); | |
2343 row2 = check_row(row2); | |
2344 | |
2345 /* Remember where our cursor was */ | |
2346 old_row = gui.row; | |
2347 old_col = gui.col; | |
2348 old_hl_mask = gui.highlight_mask; | |
2349 #ifdef FEAT_MBYTE | |
2350 orig_col1 = col1; | |
2351 orig_col2 = col2; | |
2352 #endif | |
2353 | |
2354 for (gui.row = row1; gui.row <= row2; gui.row++) | |
2355 { | |
2356 #ifdef FEAT_MBYTE | |
2357 /* When only half of a double-wide character is in the block, include | |
2358 * the other half. */ | |
2359 col1 = orig_col1; | |
2360 col2 = orig_col2; | |
2361 off = LineOffset[gui.row]; | |
2362 if (enc_dbcs != 0) | |
2363 { | |
2364 if (col1 > 0) | |
2365 col1 -= dbcs_screen_head_off(ScreenLines + off, | |
2366 ScreenLines + off + col1); | |
2367 col2 += dbcs_screen_tail_off(ScreenLines + off, | |
2368 ScreenLines + off + col2); | |
2369 } | |
2370 else if (enc_utf8) | |
2371 { | |
2372 if (ScreenLines[off + col1] == 0) | |
2373 --col1; | |
2374 # ifdef HAVE_GTK2 | |
2375 if (col2 + 1 < Columns && ScreenLines[off + col2 + 1] == 0) | |
2376 ++col2; | |
2377 # endif | |
2378 } | |
2379 #endif | |
2380 gui.col = col1; | |
2381 off = LineOffset[gui.row] + gui.col; | |
2382 len = col2 - col1 + 1; | |
2383 | |
2384 /* Find how many chars back this highlighting starts, or where a space | |
2385 * is. Needed for when the bold trick is used */ | |
2386 for (back = 0; back < col1; ++back) | |
2387 if (ScreenAttrs[off - 1 - back] != ScreenAttrs[off] | |
2388 || ScreenLines[off - 1 - back] == ' ') | |
2389 break; | |
2390 retval = (col1 > 0 && ScreenAttrs[off - 1] != 0 && back == 0 | |
2391 && ScreenLines[off - 1] != ' '); | |
2392 | |
2393 /* Break it up in strings of characters with the same attributes. */ | |
2394 /* Print UTF-8 characters individually. */ | |
2395 while (len > 0) | |
2396 { | |
2397 first_attr = ScreenAttrs[off]; | |
2398 gui.highlight_mask = first_attr; | |
2399 #if defined(FEAT_MBYTE) && !defined(HAVE_GTK2) | |
2400 if (enc_utf8 && ScreenLinesUC[off] != 0) | |
2401 { | |
2402 /* output multi-byte character separately */ | |
2403 nback = gui_screenchar(off, flags, | |
2404 (guicolor_T)0, (guicolor_T)0, back); | |
2405 if (gui.col < Columns && ScreenLines[off + 1] == 0) | |
2406 idx = 2; | |
2407 else | |
2408 idx = 1; | |
2409 } | |
2410 else if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e) | |
2411 { | |
2412 /* output double-byte, single-width character separately */ | |
2413 nback = gui_screenchar(off, flags, | |
2414 (guicolor_T)0, (guicolor_T)0, back); | |
2415 idx = 1; | |
2416 } | |
2417 else | |
2418 #endif | |
2419 { | |
2420 #ifdef HAVE_GTK2 | |
2421 for (idx = 0; idx < len; ++idx) | |
2422 { | |
2423 if (enc_utf8 && ScreenLines[off + idx] == 0) | |
2424 continue; /* skip second half of double-width char */ | |
2425 if (ScreenAttrs[off + idx] != first_attr) | |
2426 break; | |
2427 } | |
2428 /* gui_screenstr() takes care of multibyte chars */ | |
2429 nback = gui_screenstr(off, idx, flags, | |
2430 (guicolor_T)0, (guicolor_T)0, back); | |
2431 #else | |
2432 for (idx = 0; idx < len && ScreenAttrs[off + idx] == first_attr; | |
2433 idx++) | |
2434 { | |
2435 # ifdef FEAT_MBYTE | |
2436 /* Stop at a multi-byte Unicode character. */ | |
2437 if (enc_utf8 && ScreenLinesUC[off + idx] != 0) | |
2438 break; | |
2439 if (enc_dbcs == DBCS_JPNU) | |
2440 { | |
2441 /* Stop at a double-byte single-width char. */ | |
2442 if (ScreenLines[off + idx] == 0x8e) | |
2443 break; | |
2444 if (len > 1 && (*mb_ptr2len_check)(ScreenLines | |
2445 + off + idx) == 2) | |
2446 ++idx; /* skip second byte of double-byte char */ | |
2447 } | |
2448 # endif | |
2449 } | |
2450 nback = gui_outstr_nowrap(ScreenLines + off, idx, flags, | |
2451 (guicolor_T)0, (guicolor_T)0, back); | |
2452 #endif | |
2453 } | |
2454 if (nback == FAIL) | |
2455 { | |
2456 /* Must back up to start drawing where a bold or italic word | |
2457 * starts. */ | |
2458 off -= back; | |
2459 len += back; | |
2460 gui.col -= back; | |
2461 } | |
2462 else | |
2463 { | |
2464 off += idx; | |
2465 len -= idx; | |
2466 } | |
2467 back = 0; | |
2468 } | |
2469 } | |
2470 | |
2471 /* Put the cursor back where it was */ | |
2472 gui.row = old_row; | |
2473 gui.col = old_col; | |
2474 gui.highlight_mask = old_hl_mask; | |
2475 | |
2476 return retval; | |
2477 } | |
2478 | |
2479 static void | |
2480 gui_delete_lines(row, count) | |
2481 int row; | |
2482 int count; | |
2483 { | |
2484 if (count <= 0) | |
2485 return; | |
2486 | |
2487 if (row + count > gui.scroll_region_bot) | |
2488 /* Scrolled out of region, just blank the lines out */ | |
2489 gui_clear_block(row, gui.scroll_region_left, | |
2490 gui.scroll_region_bot, gui.scroll_region_right); | |
2491 else | |
2492 { | |
2493 gui_mch_delete_lines(row, count); | |
2494 | |
2495 /* If the cursor was in the deleted lines it's now gone. If the | |
2496 * cursor was in the scrolled lines adjust its position. */ | |
2497 if (gui.cursor_row >= row | |
2498 && gui.cursor_col >= gui.scroll_region_left | |
2499 && gui.cursor_col <= gui.scroll_region_right) | |
2500 { | |
2501 if (gui.cursor_row < row + count) | |
2502 gui.cursor_is_valid = FALSE; | |
2503 else if (gui.cursor_row <= gui.scroll_region_bot) | |
2504 gui.cursor_row -= count; | |
2505 } | |
2506 } | |
2507 } | |
2508 | |
2509 static void | |
2510 gui_insert_lines(row, count) | |
2511 int row; | |
2512 int count; | |
2513 { | |
2514 if (count <= 0) | |
2515 return; | |
2516 | |
2517 if (row + count > gui.scroll_region_bot) | |
2518 /* Scrolled out of region, just blank the lines out */ | |
2519 gui_clear_block(row, gui.scroll_region_left, | |
2520 gui.scroll_region_bot, gui.scroll_region_right); | |
2521 else | |
2522 { | |
2523 gui_mch_insert_lines(row, count); | |
2524 | |
2525 if (gui.cursor_row >= gui.row | |
2526 && gui.cursor_col >= gui.scroll_region_left | |
2527 && gui.cursor_col <= gui.scroll_region_right) | |
2528 { | |
2529 if (gui.cursor_row <= gui.scroll_region_bot - count) | |
2530 gui.cursor_row += count; | |
2531 else if (gui.cursor_row <= gui.scroll_region_bot) | |
2532 gui.cursor_is_valid = FALSE; | |
2533 } | |
2534 } | |
2535 } | |
2536 | |
2537 /* | |
2538 * The main GUI input routine. Waits for a character from the keyboard. | |
2539 * wtime == -1 Wait forever. | |
2540 * wtime == 0 Don't wait. | |
2541 * wtime > 0 Wait wtime milliseconds for a character. | |
2542 * Returns OK if a character was found to be available within the given time, | |
2543 * or FAIL otherwise. | |
2544 */ | |
2545 int | |
2546 gui_wait_for_chars(wtime) | |
2547 long wtime; | |
2548 { | |
2549 int retval; | |
2550 #ifdef FEAT_AUTOCMD | |
2551 static int once_already = 0; | |
2552 #endif | |
2553 | |
2554 /* | |
2555 * If we're going to wait a bit, update the menus and mouse shape for the | |
2556 * current State. | |
2557 */ | |
2558 if (wtime != 0) | |
2559 { | |
2560 #ifdef FEAT_MENU | |
2561 gui_update_menus(0); | |
2562 #endif | |
2563 } | |
2564 | |
2565 gui_mch_update(); | |
2566 if (input_available()) /* Got char, return immediately */ | |
2567 { | |
2568 #ifdef FEAT_AUTOCMD | |
2569 once_already = 0; | |
2570 #endif | |
2571 return OK; | |
2572 } | |
2573 if (wtime == 0) /* Don't wait for char */ | |
2574 { | |
2575 #ifdef FEAT_AUTOCMD | |
2576 once_already = 0; | |
2577 #endif | |
2578 return FAIL; | |
2579 } | |
2580 | |
2581 /* Before waiting, flush any output to the screen. */ | |
2582 gui_mch_flush(); | |
2583 | |
2584 if (wtime > 0) | |
2585 { | |
2586 /* Blink when waiting for a character. Probably only does something | |
2587 * for showmatch() */ | |
2588 gui_mch_start_blink(); | |
2589 retval = gui_mch_wait_for_chars(wtime); | |
2590 gui_mch_stop_blink(); | |
2591 #ifdef FEAT_AUTOCMD | |
2592 once_already = 0; | |
2593 #endif | |
2594 return retval; | |
2595 } | |
2596 | |
2597 /* | |
2598 * While we are waiting indefenitely for a character, blink the cursor. | |
2599 */ | |
2600 gui_mch_start_blink(); | |
2601 | |
2602 | |
2603 #ifdef FEAT_AUTOCMD | |
2604 /* If there is no character available within 2 seconds (default), | |
2605 * write the autoscript file to disk */ | |
2606 if (once_already == 2) | |
2607 { | |
2608 updatescript(0); | |
2609 retval = gui_mch_wait_for_chars(-1L); | |
2610 once_already = 0; | |
2611 } | |
2612 else if (once_already == 1) | |
2613 { | |
2614 setcursor(); | |
2615 once_already = 2; | |
2616 retval = 0; | |
2617 } | |
2618 else | |
2619 #endif | |
2620 if (gui_mch_wait_for_chars(p_ut) != OK) | |
2621 { | |
2622 #ifdef FEAT_AUTOCMD | |
2623 if (has_cursorhold() && get_real_state() == NORMAL_BUSY) | |
2624 { | |
2625 apply_autocmds(EVENT_CURSORHOLD, NULL, NULL, FALSE, curbuf); | |
2626 update_screen(VALID); | |
2627 showruler(FALSE); | |
2628 setcursor(); | |
2629 | |
2630 once_already = 1; | |
2631 retval = 0; | |
2632 } | |
2633 else | |
2634 #endif | |
2635 { | |
2636 updatescript(0); | |
2637 retval = gui_mch_wait_for_chars(-1L); | |
2638 #ifdef FEAT_AUTOCMD | |
2639 once_already = 0; | |
2640 #endif | |
2641 } | |
2642 } | |
2643 else | |
2644 retval = OK; | |
2645 | |
2646 gui_mch_stop_blink(); | |
2647 return retval; | |
2648 } | |
2649 | |
2650 /* | |
2651 * Fill buffer with mouse coordinates encoded for check_termcode(). | |
2652 */ | |
2653 static void | |
2654 fill_mouse_coord(p, col, row) | |
2655 char_u *p; | |
2656 int col; | |
2657 int row; | |
2658 { | |
2659 p[0] = (char_u)(col / 128 + ' ' + 1); | |
2660 p[1] = (char_u)(col % 128 + ' ' + 1); | |
2661 p[2] = (char_u)(row / 128 + ' ' + 1); | |
2662 p[3] = (char_u)(row % 128 + ' ' + 1); | |
2663 } | |
2664 | |
2665 /* | |
2666 * Generic mouse support function. Add a mouse event to the input buffer with | |
2667 * the given properties. | |
2668 * button --- may be any of MOUSE_LEFT, MOUSE_MIDDLE, MOUSE_RIGHT, | |
2669 * MOUSE_X1, MOUSE_X2 | |
2670 * MOUSE_DRAG, or MOUSE_RELEASE. | |
2671 * MOUSE_4 and MOUSE_5 are used for a scroll wheel. | |
2672 * x, y --- Coordinates of mouse in pixels. | |
2673 * repeated_click --- TRUE if this click comes only a short time after a | |
2674 * previous click. | |
2675 * modifiers --- Bit field which may be any of the following modifiers | |
2676 * or'ed together: MOUSE_SHIFT | MOUSE_CTRL | MOUSE_ALT. | |
2677 * This function will ignore drag events where the mouse has not moved to a new | |
2678 * character. | |
2679 */ | |
2680 void | |
2681 gui_send_mouse_event(button, x, y, repeated_click, modifiers) | |
2682 int button; | |
2683 int x; | |
2684 int y; | |
2685 int repeated_click; | |
2686 int_u modifiers; | |
2687 { | |
2688 static int prev_row = 0, prev_col = 0; | |
2689 static int prev_button = -1; | |
2690 static int num_clicks = 1; | |
2691 char_u string[10]; | |
2692 enum key_extra button_char; | |
2693 int row, col; | |
2694 #ifdef FEAT_CLIPBOARD | |
2695 int checkfor; | |
2696 int did_clip = FALSE; | |
2697 #endif | |
2698 | |
2699 /* | |
2700 * Scrolling may happen at any time, also while a selection is present. | |
2701 */ | |
2702 switch (button) | |
2703 { | |
2704 case MOUSE_X1: | |
2705 button_char = KE_X1MOUSE; | |
2706 goto button_set; | |
2707 case MOUSE_X2: | |
2708 button_char = KE_X2MOUSE; | |
2709 goto button_set; | |
2710 case MOUSE_4: | |
2711 button_char = KE_MOUSEDOWN; | |
2712 goto button_set; | |
2713 case MOUSE_5: | |
2714 button_char = KE_MOUSEUP; | |
2715 button_set: | |
2716 { | |
2717 /* Don't put events in the input queue now. */ | |
2718 if (hold_gui_events) | |
2719 return; | |
2720 | |
2721 string[3] = CSI; | |
2722 string[4] = KS_EXTRA; | |
2723 string[5] = (int)button_char; | |
2724 | |
2725 /* Pass the pointer coordinates of the scroll event so that we | |
2726 * know which window to scroll. */ | |
2727 row = gui_xy2colrow(x, y, &col); | |
2728 string[6] = (char_u)(col / 128 + ' ' + 1); | |
2729 string[7] = (char_u)(col % 128 + ' ' + 1); | |
2730 string[8] = (char_u)(row / 128 + ' ' + 1); | |
2731 string[9] = (char_u)(row % 128 + ' ' + 1); | |
2732 | |
2733 if (modifiers == 0) | |
2734 add_to_input_buf(string + 3, 7); | |
2735 else | |
2736 { | |
2737 string[0] = CSI; | |
2738 string[1] = KS_MODIFIER; | |
2739 string[2] = 0; | |
2740 if (modifiers & MOUSE_SHIFT) | |
2741 string[2] |= MOD_MASK_SHIFT; | |
2742 if (modifiers & MOUSE_CTRL) | |
2743 string[2] |= MOD_MASK_CTRL; | |
2744 if (modifiers & MOUSE_ALT) | |
2745 string[2] |= MOD_MASK_ALT; | |
2746 add_to_input_buf(string, 10); | |
2747 } | |
2748 return; | |
2749 } | |
2750 } | |
2751 | |
2752 #ifdef FEAT_CLIPBOARD | |
2753 /* If a clipboard selection is in progress, handle it */ | |
2754 if (clip_star.state == SELECT_IN_PROGRESS) | |
2755 { | |
2756 clip_process_selection(button, X_2_COL(x), Y_2_ROW(y), repeated_click); | |
2757 return; | |
2758 } | |
2759 | |
2760 /* Determine which mouse settings to look for based on the current mode */ | |
2761 switch (get_real_state()) | |
2762 { | |
2763 case NORMAL_BUSY: | |
2764 case OP_PENDING: | |
2765 case NORMAL: checkfor = MOUSE_NORMAL; break; | |
2766 case VISUAL: checkfor = MOUSE_VISUAL; break; | |
2767 case REPLACE: | |
2768 case REPLACE+LANGMAP: | |
2769 #ifdef FEAT_VREPLACE | |
2770 case VREPLACE: | |
2771 case VREPLACE+LANGMAP: | |
2772 #endif | |
2773 case INSERT: | |
2774 case INSERT+LANGMAP: checkfor = MOUSE_INSERT; break; | |
2775 case ASKMORE: | |
2776 case HITRETURN: /* At the more- and hit-enter prompt pass the | |
2777 mouse event for a click on or below the | |
2778 message line. */ | |
2779 if (Y_2_ROW(y) >= msg_row) | |
2780 checkfor = MOUSE_NORMAL; | |
2781 else | |
2782 checkfor = MOUSE_RETURN; | |
2783 break; | |
2784 | |
2785 /* | |
2786 * On the command line, use the clipboard selection on all lines | |
2787 * but the command line. But not when pasting. | |
2788 */ | |
2789 case CMDLINE: | |
2790 case CMDLINE+LANGMAP: | |
2791 if (Y_2_ROW(y) < cmdline_row && button != MOUSE_MIDDLE) | |
2792 checkfor = MOUSE_NONE; | |
2793 else | |
2794 checkfor = MOUSE_COMMAND; | |
2795 break; | |
2796 | |
2797 default: | |
2798 checkfor = MOUSE_NONE; | |
2799 break; | |
2800 }; | |
2801 | |
2802 /* | |
2803 * Allow clipboard selection of text on the command line in "normal" | |
2804 * modes. Don't do this when dragging the status line, or extending a | |
2805 * Visual selection. | |
2806 */ | |
2807 if ((State == NORMAL || State == NORMAL_BUSY || (State & INSERT)) | |
2808 && Y_2_ROW(y) >= topframe->fr_height | |
2809 && button != MOUSE_DRAG | |
2810 # ifdef FEAT_MOUSESHAPE | |
2811 && !drag_status_line | |
2812 # ifdef FEAT_VERTSPLIT | |
2813 && !drag_sep_line | |
2814 # endif | |
2815 # endif | |
2816 ) | |
2817 checkfor = MOUSE_NONE; | |
2818 | |
2819 /* | |
2820 * Use modeless selection when holding CTRL and SHIFT pressed. | |
2821 */ | |
2822 if ((modifiers & MOUSE_CTRL) && (modifiers & MOUSE_SHIFT)) | |
2823 checkfor = MOUSE_NONEF; | |
2824 | |
2825 /* | |
2826 * In Ex mode, always use modeless selection. | |
2827 */ | |
2828 if (exmode_active) | |
2829 checkfor = MOUSE_NONE; | |
2830 | |
2831 /* | |
2832 * If the mouse settings say to not use the mouse, use the modeless | |
2833 * selection. But if Visual is active, assume that only the Visual area | |
2834 * will be selected. | |
2835 * Exception: On the command line, both the selection is used and a mouse | |
2836 * key is send. | |
2837 */ | |
2838 if (!mouse_has(checkfor) || checkfor == MOUSE_COMMAND) | |
2839 { | |
2840 #ifdef FEAT_VISUAL | |
2841 /* Don't do modeless selection in Visual mode. */ | |
2842 if (checkfor != MOUSE_NONEF && VIsual_active && (State & NORMAL)) | |
2843 return; | |
2844 #endif | |
2845 | |
2846 /* | |
2847 * When 'mousemodel' is "popup", shift-left is translated to right. | |
2848 * But not when also using Ctrl. | |
2849 */ | |
2850 if (mouse_model_popup() && button == MOUSE_LEFT | |
2851 && (modifiers & MOUSE_SHIFT) && !(modifiers & MOUSE_CTRL)) | |
2852 { | |
2853 button = MOUSE_RIGHT; | |
2854 modifiers &= ~ MOUSE_SHIFT; | |
2855 } | |
2856 | |
2857 /* If the selection is done, allow the right button to extend it. | |
2858 * If the selection is cleared, allow the right button to start it | |
2859 * from the cursor position. */ | |
2860 if (button == MOUSE_RIGHT) | |
2861 { | |
2862 if (clip_star.state == SELECT_CLEARED) | |
2863 { | |
2864 if (State & CMDLINE) | |
2865 { | |
2866 col = msg_col; | |
2867 row = msg_row; | |
2868 } | |
2869 else | |
2870 { | |
2871 col = curwin->w_wcol; | |
2872 row = curwin->w_wrow + W_WINROW(curwin); | |
2873 } | |
2874 clip_start_selection(col, row, FALSE); | |
2875 } | |
2876 clip_process_selection(button, X_2_COL(x), Y_2_ROW(y), | |
2877 repeated_click); | |
2878 did_clip = TRUE; | |
2879 } | |
2880 /* Allow the left button to start the selection */ | |
2881 else if (button == | |
2882 # ifdef RISCOS | |
2883 /* Only start a drag on a drag event. Otherwise | |
2884 * we don't get a release event. */ | |
2885 MOUSE_DRAG | |
2886 # else | |
2887 MOUSE_LEFT | |
2888 # endif | |
2889 ) | |
2890 { | |
2891 clip_start_selection(X_2_COL(x), Y_2_ROW(y), repeated_click); | |
2892 did_clip = TRUE; | |
2893 } | |
2894 # ifdef RISCOS | |
2895 else if (button == MOUSE_LEFT) | |
2896 { | |
2897 clip_clear_selection(); | |
2898 did_clip = TRUE; | |
2899 } | |
2900 # endif | |
2901 | |
2902 /* Always allow pasting */ | |
2903 if (button != MOUSE_MIDDLE) | |
2904 { | |
2905 if (!mouse_has(checkfor) || button == MOUSE_RELEASE) | |
2906 return; | |
2907 if (checkfor != MOUSE_COMMAND) | |
2908 button = MOUSE_LEFT; | |
2909 } | |
2910 repeated_click = FALSE; | |
2911 } | |
2912 | |
2913 if (clip_star.state != SELECT_CLEARED && !did_clip) | |
2914 clip_clear_selection(); | |
2915 #endif | |
2916 | |
2917 /* Don't put events in the input queue now. */ | |
2918 if (hold_gui_events) | |
2919 return; | |
2920 | |
2921 row = gui_xy2colrow(x, y, &col); | |
2922 | |
2923 /* | |
2924 * If we are dragging and the mouse hasn't moved far enough to be on a | |
2925 * different character, then don't send an event to vim. | |
2926 */ | |
2927 if (button == MOUSE_DRAG) | |
2928 { | |
2929 if (row == prev_row && col == prev_col) | |
2930 return; | |
2931 /* Dragging above the window, set "row" to -1 to cause a scroll. */ | |
2932 if (y < 0) | |
2933 row = -1; | |
2934 } | |
2935 | |
2936 /* | |
2937 * If topline has changed (window scrolled) since the last click, reset | |
2938 * repeated_click, because we don't want starting Visual mode when | |
2939 * clicking on a different character in the text. | |
2940 */ | |
2941 if (curwin->w_topline != gui_prev_topline | |
2942 #ifdef FEAT_DIFF | |
2943 || curwin->w_topfill != gui_prev_topfill | |
2944 #endif | |
2945 ) | |
2946 repeated_click = FALSE; | |
2947 | |
2948 string[0] = CSI; /* this sequence is recognized by check_termcode() */ | |
2949 string[1] = KS_MOUSE; | |
2950 string[2] = KE_FILLER; | |
2951 if (button != MOUSE_DRAG && button != MOUSE_RELEASE) | |
2952 { | |
2953 if (repeated_click) | |
2954 { | |
2955 /* | |
2956 * Handle multiple clicks. They only count if the mouse is still | |
2957 * pointing at the same character. | |
2958 */ | |
2959 if (button != prev_button || row != prev_row || col != prev_col) | |
2960 num_clicks = 1; | |
2961 else if (++num_clicks > 4) | |
2962 num_clicks = 1; | |
2963 } | |
2964 else | |
2965 num_clicks = 1; | |
2966 prev_button = button; | |
2967 gui_prev_topline = curwin->w_topline; | |
2968 #ifdef FEAT_DIFF | |
2969 gui_prev_topfill = curwin->w_topfill; | |
2970 #endif | |
2971 | |
2972 string[3] = (char_u)(button | 0x20); | |
2973 SET_NUM_MOUSE_CLICKS(string[3], num_clicks); | |
2974 } | |
2975 else | |
2976 string[3] = (char_u)button; | |
2977 | |
2978 string[3] |= modifiers; | |
2979 fill_mouse_coord(string + 4, col, row); | |
2980 add_to_input_buf(string, 8); | |
2981 | |
2982 if (row < 0) | |
2983 prev_row = 0; | |
2984 else | |
2985 prev_row = row; | |
2986 prev_col = col; | |
2987 | |
2988 /* | |
2989 * We need to make sure this is cleared since Athena doesn't tell us when | |
2990 * he is done dragging. Neither does GTK+ 2 -- at least for now. | |
2991 */ | |
2992 #if defined(FEAT_GUI_ATHENA) || defined(HAVE_GTK2) | |
2993 gui.dragged_sb = SBAR_NONE; | |
2994 #endif | |
2995 } | |
2996 | |
2997 /* | |
2998 * Convert x and y coordinate to column and row in text window. | |
2999 * Corrects for multi-byte character. | |
3000 * returns column in "*colp" and row as return value; | |
3001 */ | |
3002 int | |
3003 gui_xy2colrow(x, y, colp) | |
3004 int x; | |
3005 int y; | |
3006 int *colp; | |
3007 { | |
3008 int col = check_col(X_2_COL(x)); | |
3009 int row = check_row(Y_2_ROW(y)); | |
3010 | |
3011 #ifdef FEAT_MBYTE | |
3012 *colp = mb_fix_col(col, row); | |
3013 #else | |
3014 *colp = col; | |
3015 #endif | |
3016 return row; | |
3017 } | |
3018 | |
3019 #if defined(FEAT_MENU) || defined(PROTO) | |
3020 /* | |
3021 * Callback function for when a menu entry has been selected. | |
3022 */ | |
3023 void | |
3024 gui_menu_cb(menu) | |
3025 vimmenu_T *menu; | |
3026 { | |
3027 char_u bytes[3 + sizeof(long_u)]; | |
3028 | |
3029 /* Don't put events in the input queue now. */ | |
3030 if (hold_gui_events) | |
3031 return; | |
3032 | |
3033 bytes[0] = CSI; | |
3034 bytes[1] = KS_MENU; | |
3035 bytes[2] = KE_FILLER; | |
3036 add_long_to_buf((long_u)menu, bytes + 3); | |
3037 add_to_input_buf(bytes, 3 + sizeof(long_u)); | |
3038 } | |
3039 #endif | |
3040 | |
3041 /* | |
3042 * Set which components are present. | |
3043 * If "oldval" is not NULL, "oldval" is the previous value, the new * value is | |
3044 * in p_go. | |
3045 */ | |
3046 /*ARGSUSED*/ | |
3047 void | |
3048 gui_init_which_components(oldval) | |
3049 char_u *oldval; | |
3050 { | |
3051 static int prev_which_scrollbars[3] = {-1, -1, -1}; | |
3052 #ifdef FEAT_MENU | |
3053 static int prev_menu_is_active = -1; | |
3054 #endif | |
3055 #ifdef FEAT_TOOLBAR | |
3056 static int prev_toolbar = -1; | |
3057 int using_toolbar = FALSE; | |
3058 #endif | |
3059 #ifdef FEAT_FOOTER | |
3060 static int prev_footer = -1; | |
3061 int using_footer = FALSE; | |
3062 #endif | |
3063 #if defined(FEAT_MENU) && !defined(WIN16) | |
3064 static int prev_tearoff = -1; | |
3065 int using_tearoff = FALSE; | |
3066 #endif | |
3067 | |
3068 char_u *p; | |
3069 int i; | |
3070 #ifdef FEAT_MENU | |
3071 int grey_old, grey_new; | |
3072 char_u *temp; | |
3073 #endif | |
3074 win_T *wp; | |
3075 int need_set_size; | |
3076 int fix_size; | |
3077 | |
3078 #ifdef FEAT_MENU | |
3079 if (oldval != NULL && gui.in_use) | |
3080 { | |
3081 /* | |
3082 * Check if the menu's go from grey to non-grey or vise versa. | |
3083 */ | |
3084 grey_old = (vim_strchr(oldval, GO_GREY) != NULL); | |
3085 grey_new = (vim_strchr(p_go, GO_GREY) != NULL); | |
3086 if (grey_old != grey_new) | |
3087 { | |
3088 temp = p_go; | |
3089 p_go = oldval; | |
3090 gui_update_menus(MENU_ALL_MODES); | |
3091 p_go = temp; | |
3092 } | |
3093 } | |
3094 gui.menu_is_active = FALSE; | |
3095 #endif | |
3096 | |
3097 for (i = 0; i < 3; i++) | |
3098 gui.which_scrollbars[i] = FALSE; | |
3099 for (p = p_go; *p; p++) | |
3100 switch (*p) | |
3101 { | |
3102 case GO_LEFT: | |
3103 gui.which_scrollbars[SBAR_LEFT] = TRUE; | |
3104 break; | |
3105 case GO_RIGHT: | |
3106 gui.which_scrollbars[SBAR_RIGHT] = TRUE; | |
3107 break; | |
3108 #ifdef FEAT_VERTSPLIT | |
3109 case GO_VLEFT: | |
3110 if (win_hasvertsplit()) | |
3111 gui.which_scrollbars[SBAR_LEFT] = TRUE; | |
3112 break; | |
3113 case GO_VRIGHT: | |
3114 if (win_hasvertsplit()) | |
3115 gui.which_scrollbars[SBAR_RIGHT] = TRUE; | |
3116 break; | |
3117 #endif | |
3118 case GO_BOT: | |
3119 gui.which_scrollbars[SBAR_BOTTOM] = TRUE; | |
3120 break; | |
3121 #ifdef FEAT_MENU | |
3122 case GO_MENUS: | |
3123 gui.menu_is_active = TRUE; | |
3124 break; | |
3125 #endif | |
3126 case GO_GREY: | |
3127 /* make menu's have grey items, ignored here */ | |
3128 break; | |
3129 #ifdef FEAT_TOOLBAR | |
3130 case GO_TOOLBAR: | |
3131 using_toolbar = TRUE; | |
3132 break; | |
3133 #endif | |
3134 #ifdef FEAT_FOOTER | |
3135 case GO_FOOTER: | |
3136 using_footer = TRUE; | |
3137 break; | |
3138 #endif | |
3139 case GO_TEAROFF: | |
3140 #if defined(FEAT_MENU) && !defined(WIN16) | |
3141 using_tearoff = TRUE; | |
3142 #endif | |
3143 break; | |
3144 default: | |
3145 /* Ignore options that are not supported */ | |
3146 break; | |
3147 } | |
3148 if (gui.in_use) | |
3149 { | |
3150 need_set_size = FALSE; | |
3151 fix_size = FALSE; | |
3152 for (i = 0; i < 3; i++) | |
3153 { | |
3154 if (gui.which_scrollbars[i] != prev_which_scrollbars[i]) | |
3155 { | |
3156 if (i == SBAR_BOTTOM) | |
3157 gui_mch_enable_scrollbar(&gui.bottom_sbar, | |
3158 gui.which_scrollbars[i]); | |
3159 else | |
3160 { | |
3161 FOR_ALL_WINDOWS(wp) | |
3162 { | |
3163 gui_do_scrollbar(wp, i, gui.which_scrollbars[i]); | |
3164 } | |
3165 } | |
3166 need_set_size = TRUE; | |
3167 if (gui.which_scrollbars[i]) | |
3168 fix_size = TRUE; | |
3169 } | |
3170 prev_which_scrollbars[i] = gui.which_scrollbars[i]; | |
3171 } | |
3172 | |
3173 #ifdef FEAT_MENU | |
3174 if (gui.menu_is_active != prev_menu_is_active) | |
3175 { | |
3176 /* We don't want a resize event change "Rows" here, save and | |
3177 * restore it. Resizing is handled below. */ | |
3178 i = Rows; | |
3179 gui_mch_enable_menu(gui.menu_is_active); | |
3180 Rows = i; | |
3181 prev_menu_is_active = gui.menu_is_active; | |
3182 need_set_size = TRUE; | |
3183 if (gui.menu_is_active) | |
3184 fix_size = TRUE; | |
3185 } | |
3186 #endif | |
3187 | |
3188 #ifdef FEAT_TOOLBAR | |
3189 if (using_toolbar != prev_toolbar) | |
3190 { | |
3191 gui_mch_show_toolbar(using_toolbar); | |
3192 prev_toolbar = using_toolbar; | |
3193 need_set_size = TRUE; | |
3194 if (using_toolbar) | |
3195 fix_size = TRUE; | |
3196 } | |
3197 #endif | |
3198 #ifdef FEAT_FOOTER | |
3199 if (using_footer != prev_footer) | |
3200 { | |
3201 gui_mch_enable_footer(using_footer); | |
3202 prev_footer = using_footer; | |
3203 need_set_size = TRUE; | |
3204 if (using_footer) | |
3205 fix_size = TRUE; | |
3206 } | |
3207 #endif | |
3208 #if defined(FEAT_MENU) && !defined(WIN16) && !(defined(WIN3264) && !defined(FEAT_TEAROFF)) | |
3209 if (using_tearoff != prev_tearoff) | |
3210 { | |
3211 gui_mch_toggle_tearoffs(using_tearoff); | |
3212 prev_tearoff = using_tearoff; | |
3213 } | |
3214 #endif | |
3215 if (need_set_size) | |
3216 /* Adjust the size of the window to make the text area keep the | |
3217 * same size and to avoid that part of our window is off-screen | |
3218 * and a scrollbar can't be used, for example. */ | |
3219 gui_set_shellsize(FALSE, fix_size); | |
3220 } | |
3221 } | |
3222 | |
3223 | |
3224 /* | |
3225 * Scrollbar stuff: | |
3226 */ | |
3227 | |
3228 void | |
3229 gui_create_scrollbar(sb, type, wp) | |
3230 scrollbar_T *sb; | |
3231 int type; | |
3232 win_T *wp; | |
3233 { | |
3234 static int sbar_ident = 0; | |
3235 | |
3236 sb->ident = sbar_ident++; /* No check for too big, but would it happen? */ | |
3237 sb->wp = wp; | |
3238 sb->type = type; | |
3239 sb->value = 0; | |
3240 #ifdef FEAT_GUI_ATHENA | |
3241 sb->pixval = 0; | |
3242 #endif | |
3243 sb->size = 1; | |
3244 sb->max = 1; | |
3245 sb->top = 0; | |
3246 sb->height = 0; | |
3247 #ifdef FEAT_VERTSPLIT | |
3248 sb->width = 0; | |
3249 #endif | |
3250 sb->status_height = 0; | |
3251 gui_mch_create_scrollbar(sb, (wp == NULL) ? SBAR_HORIZ : SBAR_VERT); | |
3252 } | |
3253 | |
3254 /* | |
3255 * Find the scrollbar with the given index. | |
3256 */ | |
3257 scrollbar_T * | |
3258 gui_find_scrollbar(ident) | |
3259 long ident; | |
3260 { | |
3261 win_T *wp; | |
3262 | |
3263 if (gui.bottom_sbar.ident == ident) | |
3264 return &gui.bottom_sbar; | |
3265 FOR_ALL_WINDOWS(wp) | |
3266 { | |
3267 if (wp->w_scrollbars[SBAR_LEFT].ident == ident) | |
3268 return &wp->w_scrollbars[SBAR_LEFT]; | |
3269 if (wp->w_scrollbars[SBAR_RIGHT].ident == ident) | |
3270 return &wp->w_scrollbars[SBAR_RIGHT]; | |
3271 } | |
3272 return NULL; | |
3273 } | |
3274 | |
3275 /* | |
3276 * For most systems: Put a code in the input buffer for a dragged scrollbar. | |
3277 * | |
3278 * For Win32, Macintosh and GTK+ 2: | |
3279 * Scrollbars seem to grab focus and vim doesn't read the input queue until | |
3280 * you stop dragging the scrollbar. We get here each time the scrollbar is | |
3281 * dragged another pixel, but as far as the rest of vim goes, it thinks | |
3282 * we're just hanging in the call to DispatchMessage() in | |
3283 * process_message(). The DispatchMessage() call that hangs was passed a | |
3284 * mouse button click event in the scrollbar window. -- webb. | |
3285 * | |
3286 * Solution: Do the scrolling right here. But only when allowed. | |
3287 * Ignore the scrollbars while executing an external command or when there | |
3288 * are still characters to be processed. | |
3289 */ | |
3290 void | |
3291 gui_drag_scrollbar(sb, value, still_dragging) | |
3292 scrollbar_T *sb; | |
3293 long value; | |
3294 int still_dragging; | |
3295 { | |
3296 #ifdef FEAT_WINDOWS | |
3297 win_T *wp; | |
3298 #endif | |
3299 int sb_num; | |
3300 #ifdef USE_ON_FLY_SCROLL | |
3301 colnr_T old_leftcol = curwin->w_leftcol; | |
3302 # ifdef FEAT_SCROLLBIND | |
3303 linenr_T old_topline = curwin->w_topline; | |
3304 # endif | |
3305 # ifdef FEAT_DIFF | |
3306 int old_topfill = curwin->w_topfill; | |
3307 # endif | |
3308 #else | |
3309 char_u bytes[4 + sizeof(long_u)]; | |
3310 int byte_count; | |
3311 #endif | |
3312 | |
3313 if (sb == NULL) | |
3314 return; | |
3315 | |
3316 /* Don't put events in the input queue now. */ | |
3317 if (hold_gui_events) | |
3318 return; | |
3319 | |
3320 #ifdef FEAT_CMDWIN | |
3321 if (cmdwin_type != 0 && sb->wp != curwin) | |
3322 return; | |
3323 #endif | |
3324 | |
3325 if (still_dragging) | |
3326 { | |
3327 if (sb->wp == NULL) | |
3328 gui.dragged_sb = SBAR_BOTTOM; | |
3329 else if (sb == &sb->wp->w_scrollbars[SBAR_LEFT]) | |
3330 gui.dragged_sb = SBAR_LEFT; | |
3331 else | |
3332 gui.dragged_sb = SBAR_RIGHT; | |
3333 gui.dragged_wp = sb->wp; | |
3334 } | |
3335 else | |
3336 { | |
3337 gui.dragged_sb = SBAR_NONE; | |
3338 #ifdef HAVE_GTK2 | |
3339 /* Keep the "dragged_wp" value until after the scrolling, for when the | |
3340 * moust button is released. GTK2 doesn't send the button-up event. */ | |
3341 gui.dragged_wp = NULL; | |
3342 #endif | |
3343 } | |
3344 | |
3345 /* Vertical sbar info is kept in the first sbar (the left one) */ | |
3346 if (sb->wp != NULL) | |
3347 sb = &sb->wp->w_scrollbars[0]; | |
3348 | |
3349 /* | |
3350 * Check validity of value | |
3351 */ | |
3352 if (value < 0) | |
3353 value = 0; | |
3354 #ifdef SCROLL_PAST_END | |
3355 else if (value > sb->max) | |
3356 value = sb->max; | |
3357 #else | |
3358 if (value > sb->max - sb->size + 1) | |
3359 value = sb->max - sb->size + 1; | |
3360 #endif | |
3361 | |
3362 sb->value = value; | |
3363 | |
3364 #ifdef USE_ON_FLY_SCROLL | |
3365 /* When not allowed to do the scrolling right now, return. */ | |
3366 if (dont_scroll || input_available()) | |
3367 return; | |
3368 #endif | |
3369 | |
3370 #ifdef FEAT_RIGHTLEFT | |
3371 if (sb->wp == NULL && curwin->w_p_rl) | |
3372 { | |
3373 value = sb->max + 1 - sb->size - value; | |
3374 if (value < 0) | |
3375 value = 0; | |
3376 } | |
3377 #endif | |
3378 | |
3379 if (sb->wp != NULL) /* vertical scrollbar */ | |
3380 { | |
3381 sb_num = 0; | |
3382 #ifdef FEAT_WINDOWS | |
3383 for (wp = firstwin; wp != sb->wp && wp != NULL; wp = wp->w_next) | |
3384 sb_num++; | |
3385 if (wp == NULL) | |
3386 return; | |
3387 #else | |
3388 if (sb->wp != curwin) | |
3389 return; | |
3390 #endif | |
3391 | |
3392 #ifdef USE_ON_FLY_SCROLL | |
3393 current_scrollbar = sb_num; | |
3394 scrollbar_value = value; | |
3395 if (State & NORMAL) | |
3396 { | |
3397 gui_do_scroll(); | |
3398 setcursor(); | |
3399 } | |
3400 else if (State & INSERT) | |
3401 { | |
3402 ins_scroll(); | |
3403 setcursor(); | |
3404 } | |
3405 else if (State & CMDLINE) | |
3406 { | |
3407 if (msg_scrolled == 0) | |
3408 { | |
3409 gui_do_scroll(); | |
3410 redrawcmdline(); | |
3411 } | |
3412 } | |
3413 # ifdef FEAT_FOLDING | |
3414 /* Value may have been changed for closed fold. */ | |
3415 sb->value = sb->wp->w_topline - 1; | |
3416 # endif | |
3417 #else | |
3418 bytes[0] = CSI; | |
3419 bytes[1] = KS_VER_SCROLLBAR; | |
3420 bytes[2] = KE_FILLER; | |
3421 bytes[3] = (char_u)sb_num; | |
3422 byte_count = 4; | |
3423 #endif | |
3424 } | |
3425 else | |
3426 { | |
3427 #ifdef USE_ON_FLY_SCROLL | |
3428 scrollbar_value = value; | |
3429 | |
3430 if (State & NORMAL) | |
3431 gui_do_horiz_scroll(); | |
3432 else if (State & INSERT) | |
3433 ins_horscroll(); | |
3434 else if (State & CMDLINE) | |
3435 { | |
3436 if (!msg_scrolled) | |
3437 { | |
3438 gui_do_horiz_scroll(); | |
3439 redrawcmdline(); | |
3440 } | |
3441 } | |
3442 if (old_leftcol != curwin->w_leftcol) | |
3443 { | |
3444 updateWindow(curwin); /* update window, status and cmdline */ | |
3445 setcursor(); | |
3446 } | |
3447 #else | |
3448 bytes[0] = CSI; | |
3449 bytes[1] = KS_HOR_SCROLLBAR; | |
3450 bytes[2] = KE_FILLER; | |
3451 byte_count = 3; | |
3452 #endif | |
3453 } | |
3454 | |
3455 #ifdef USE_ON_FLY_SCROLL | |
3456 # ifdef FEAT_SCROLLBIND | |
3457 /* | |
3458 * synchronize other windows, as necessary according to 'scrollbind' | |
3459 */ | |
3460 if (curwin->w_p_scb | |
3461 && ((sb->wp == NULL && curwin->w_leftcol != old_leftcol) | |
3462 || (sb->wp == curwin && (curwin->w_topline != old_topline | |
3463 # ifdef FEAT_DIFF | |
3464 || curwin->w_topfill != old_topfill | |
3465 # endif | |
3466 )))) | |
3467 { | |
3468 do_check_scrollbind(TRUE); | |
3469 /* need to update the window right here */ | |
3470 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
3471 if (wp->w_redr_type > 0) | |
3472 updateWindow(wp); | |
3473 setcursor(); | |
3474 } | |
3475 # endif | |
3476 out_flush(); | |
3477 gui_update_cursor(FALSE, TRUE); | |
3478 #else | |
3479 add_long_to_buf((long)value, bytes + byte_count); | |
3480 add_to_input_buf(bytes, byte_count + sizeof(long_u)); | |
3481 #endif | |
3482 } | |
3483 | |
3484 /* | |
3485 * Scrollbar stuff: | |
3486 */ | |
3487 | |
3488 void | |
3489 gui_update_scrollbars(force) | |
3490 int force; /* Force all scrollbars to get updated */ | |
3491 { | |
3492 win_T *wp; | |
3493 scrollbar_T *sb; | |
3494 long val, size, max; /* need 32 bits here */ | |
3495 int which_sb; | |
3496 int h, y; | |
3497 #ifdef FEAT_VERTSPLIT | |
3498 static win_T *prev_curwin = NULL; | |
3499 #endif | |
3500 | |
3501 /* Update the horizontal scrollbar */ | |
3502 gui_update_horiz_scrollbar(force); | |
3503 | |
3504 #ifndef WIN3264 | |
3505 /* Return straight away if there is neither a left nor right scrollbar. | |
3506 * On MS-Windows this is required anyway for scrollwheel messages. */ | |
3507 if (!gui.which_scrollbars[SBAR_LEFT] && !gui.which_scrollbars[SBAR_RIGHT]) | |
3508 return; | |
3509 #endif | |
3510 | |
3511 /* | |
3512 * Don't want to update a scrollbar while we're dragging it. But if we | |
3513 * have both a left and right scrollbar, and we drag one of them, we still | |
3514 * need to update the other one. | |
3515 */ | |
3516 if ( (gui.dragged_sb == SBAR_LEFT | |
3517 || gui.dragged_sb == SBAR_RIGHT) | |
3518 && (!gui.which_scrollbars[SBAR_LEFT] | |
3519 || !gui.which_scrollbars[SBAR_RIGHT]) | |
3520 && !force) | |
3521 return; | |
3522 | |
3523 if (!force && (gui.dragged_sb == SBAR_LEFT || gui.dragged_sb == SBAR_RIGHT)) | |
3524 { | |
3525 /* | |
3526 * If we have two scrollbars and one of them is being dragged, just | |
3527 * copy the scrollbar position from the dragged one to the other one. | |
3528 */ | |
3529 which_sb = SBAR_LEFT + SBAR_RIGHT - gui.dragged_sb; | |
3530 if (gui.dragged_wp != NULL) | |
3531 gui_mch_set_scrollbar_thumb( | |
3532 &gui.dragged_wp->w_scrollbars[which_sb], | |
3533 gui.dragged_wp->w_scrollbars[0].value, | |
3534 gui.dragged_wp->w_scrollbars[0].size, | |
3535 gui.dragged_wp->w_scrollbars[0].max); | |
3536 return; | |
3537 } | |
3538 | |
3539 /* avoid that moving components around generates events */ | |
3540 ++hold_gui_events; | |
3541 | |
3542 for (wp = firstwin; wp != NULL; wp = W_NEXT(wp)) | |
3543 { | |
3544 if (wp->w_buffer == NULL) /* just in case */ | |
3545 continue; | |
3546 #ifdef SCROLL_PAST_END | |
3547 max = wp->w_buffer->b_ml.ml_line_count - 1; | |
3548 #else | |
3549 max = wp->w_buffer->b_ml.ml_line_count + wp->w_height - 2; | |
3550 #endif | |
3551 if (max < 0) /* empty buffer */ | |
3552 max = 0; | |
3553 val = wp->w_topline - 1; | |
3554 size = wp->w_height; | |
3555 #ifdef SCROLL_PAST_END | |
3556 if (val > max) /* just in case */ | |
3557 val = max; | |
3558 #else | |
3559 if (size > max + 1) /* just in case */ | |
3560 size = max + 1; | |
3561 if (val > max - size + 1) | |
3562 val = max - size + 1; | |
3563 #endif | |
3564 if (val < 0) /* minimal value is 0 */ | |
3565 val = 0; | |
3566 | |
3567 /* | |
3568 * Scrollbar at index 0 (the left one) contains all the information. | |
3569 * It would be the same info for left and right so we just store it for | |
3570 * one of them. | |
3571 */ | |
3572 sb = &wp->w_scrollbars[0]; | |
3573 | |
3574 /* | |
3575 * Note: no check for valid w_botline. If it's not valid the | |
3576 * scrollbars will be updated later anyway. | |
3577 */ | |
3578 if (size < 1 || wp->w_botline - 2 > max) | |
3579 { | |
3580 /* | |
3581 * This can happen during changing files. Just don't update the | |
3582 * scrollbar for now. | |
3583 */ | |
3584 sb->height = 0; /* Force update next time */ | |
3585 if (gui.which_scrollbars[SBAR_LEFT]) | |
3586 gui_do_scrollbar(wp, SBAR_LEFT, FALSE); | |
3587 if (gui.which_scrollbars[SBAR_RIGHT]) | |
3588 gui_do_scrollbar(wp, SBAR_RIGHT, FALSE); | |
3589 continue; | |
3590 } | |
3591 if (force || sb->height != wp->w_height | |
3592 #ifdef FEAT_WINDOWS | |
3593 || sb->top != wp->w_winrow | |
3594 || sb->status_height != wp->w_status_height | |
3595 # ifdef FEAT_VERTSPLIT | |
3596 || sb->width != wp->w_width | |
3597 || prev_curwin != curwin | |
3598 # endif | |
3599 #endif | |
3600 ) | |
3601 { | |
3602 /* Height, width or position of scrollbar has changed. For | |
3603 * vertical split: curwin changed. */ | |
3604 sb->height = wp->w_height; | |
3605 #ifdef FEAT_WINDOWS | |
3606 sb->top = wp->w_winrow; | |
3607 sb->status_height = wp->w_status_height; | |
3608 # ifdef FEAT_VERTSPLIT | |
3609 sb->width = wp->w_width; | |
3610 # endif | |
3611 #endif | |
3612 | |
3613 /* Calculate height and position in pixels */ | |
3614 h = (sb->height + sb->status_height) * gui.char_height; | |
3615 y = sb->top * gui.char_height + gui.border_offset; | |
3616 #if defined(FEAT_MENU) && !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF) && !defined(FEAT_GUI_PHOTON) | |
3617 if (gui.menu_is_active) | |
3618 y += gui.menu_height; | |
3619 #endif | |
3620 | |
3621 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_ATHENA)) | |
3622 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) | |
3623 # ifdef FEAT_GUI_ATHENA | |
3624 y += gui.toolbar_height; | |
3625 # else | |
3626 # ifdef FEAT_GUI_MSWIN | |
3627 y += TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT; | |
3628 # endif | |
3629 # endif | |
3630 #endif | |
3631 | |
3632 #ifdef FEAT_WINDOWS | |
3633 if (wp->w_winrow == 0) | |
3634 #endif | |
3635 { | |
3636 /* Height of top scrollbar includes width of top border */ | |
3637 h += gui.border_offset; | |
3638 y -= gui.border_offset; | |
3639 } | |
3640 if (gui.which_scrollbars[SBAR_LEFT]) | |
3641 { | |
3642 gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_LEFT], | |
3643 gui.left_sbar_x, y, | |
3644 gui.scrollbar_width, h); | |
3645 gui_do_scrollbar(wp, SBAR_LEFT, TRUE); | |
3646 } | |
3647 if (gui.which_scrollbars[SBAR_RIGHT]) | |
3648 { | |
3649 gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_RIGHT], | |
3650 gui.right_sbar_x, y, | |
3651 gui.scrollbar_width, h); | |
3652 gui_do_scrollbar(wp, SBAR_RIGHT, TRUE); | |
3653 } | |
3654 } | |
3655 | |
3656 /* Reduce the number of calls to gui_mch_set_scrollbar_thumb() by | |
3657 * checking if the thumb moved at least a pixel. Only do this for | |
3658 * Athena, most other GUIs require the update anyway to make the | |
3659 * arrows work. */ | |
3660 #ifdef FEAT_GUI_ATHENA | |
3661 if (max == 0) | |
3662 y = 0; | |
3663 else | |
3664 y = (val * (sb->height + 2) * gui.char_height + max / 2) / max; | |
3665 if (force || sb->pixval != y || sb->size != size || sb->max != max) | |
3666 #else | |
3667 if (force || sb->value != val || sb->size != size || sb->max != max) | |
3668 #endif | |
3669 { | |
3670 /* Thumb of scrollbar has moved */ | |
3671 sb->value = val; | |
3672 #ifdef FEAT_GUI_ATHENA | |
3673 sb->pixval = y; | |
3674 #endif | |
3675 sb->size = size; | |
3676 sb->max = max; | |
3677 if (gui.which_scrollbars[SBAR_LEFT] && gui.dragged_sb != SBAR_LEFT) | |
3678 gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_LEFT], | |
3679 val, size, max); | |
3680 if (gui.which_scrollbars[SBAR_RIGHT] | |
3681 && gui.dragged_sb != SBAR_RIGHT) | |
3682 gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_RIGHT], | |
3683 val, size, max); | |
3684 } | |
3685 } | |
3686 #ifdef FEAT_VERTSPLIT | |
3687 prev_curwin = curwin; | |
3688 #endif | |
3689 --hold_gui_events; | |
3690 } | |
3691 | |
3692 /* | |
3693 * Enable or disable a scrollbar. | |
3694 * Check for scrollbars for vertically split windows which are not enabled | |
3695 * sometimes. | |
3696 */ | |
3697 static void | |
3698 gui_do_scrollbar(wp, which, enable) | |
3699 win_T *wp; | |
3700 int which; /* SBAR_LEFT or SBAR_RIGHT */ | |
3701 int enable; /* TRUE to enable scrollbar */ | |
3702 { | |
3703 #ifdef FEAT_VERTSPLIT | |
3704 int midcol = curwin->w_wincol + curwin->w_width / 2; | |
3705 int has_midcol = (wp->w_wincol <= midcol | |
3706 && wp->w_wincol + wp->w_width >= midcol); | |
3707 | |
3708 /* Only enable scrollbars that contain the middle column of the current | |
3709 * window. */ | |
3710 if (gui.which_scrollbars[SBAR_RIGHT] != gui.which_scrollbars[SBAR_LEFT]) | |
3711 { | |
3712 /* Scrollbars only on one side. Don't enable scrollbars that don't | |
3713 * contain the middle column of the current window. */ | |
3714 if (!has_midcol) | |
3715 enable = FALSE; | |
3716 } | |
3717 else | |
3718 { | |
3719 /* Scrollbars on both sides. Don't enable scrollbars that neither | |
3720 * contain the middle column of the current window nor are on the far | |
3721 * side. */ | |
3722 if (midcol > Columns / 2) | |
3723 { | |
3724 if (which == SBAR_LEFT ? wp->w_wincol != 0 : !has_midcol) | |
3725 enable = FALSE; | |
3726 } | |
3727 else | |
3728 { | |
3729 if (which == SBAR_RIGHT ? wp->w_wincol + wp->w_width != Columns | |
3730 : !has_midcol) | |
3731 enable = FALSE; | |
3732 } | |
3733 } | |
3734 #endif | |
3735 gui_mch_enable_scrollbar(&wp->w_scrollbars[which], enable); | |
3736 } | |
3737 | |
3738 /* | |
3739 * Scroll a window according to the values set in the globals current_scrollbar | |
3740 * and scrollbar_value. Return TRUE if the cursor in the current window moved | |
3741 * or FALSE otherwise. | |
3742 */ | |
3743 int | |
3744 gui_do_scroll() | |
3745 { | |
3746 win_T *wp, *save_wp; | |
3747 int i; | |
3748 long nlines; | |
3749 pos_T old_cursor; | |
3750 linenr_T old_topline; | |
3751 #ifdef FEAT_DIFF | |
3752 int old_topfill; | |
3753 #endif | |
3754 | |
3755 for (wp = firstwin, i = 0; i < current_scrollbar; wp = W_NEXT(wp), i++) | |
3756 if (wp == NULL) | |
3757 break; | |
3758 if (wp == NULL) | |
3759 /* Couldn't find window */ | |
3760 return FALSE; | |
3761 | |
3762 /* | |
3763 * Compute number of lines to scroll. If zero, nothing to do. | |
3764 */ | |
3765 nlines = (long)scrollbar_value + 1 - (long)wp->w_topline; | |
3766 if (nlines == 0) | |
3767 return FALSE; | |
3768 | |
3769 save_wp = curwin; | |
3770 old_topline = wp->w_topline; | |
3771 #ifdef FEAT_DIFF | |
3772 old_topfill = wp->w_topfill; | |
3773 #endif | |
3774 old_cursor = wp->w_cursor; | |
3775 curwin = wp; | |
3776 curbuf = wp->w_buffer; | |
3777 if (nlines < 0) | |
3778 scrolldown(-nlines, gui.dragged_wp == NULL); | |
3779 else | |
3780 scrollup(nlines, gui.dragged_wp == NULL); | |
3781 /* Reset dragged_wp after using it. "dragged_sb" will have been reset for | |
3782 * the mouse-up event already, but we still want it to behave like when | |
3783 * dragging. But not the next click in an arrow. */ | |
3784 if (gui.dragged_sb == SBAR_NONE) | |
3785 gui.dragged_wp = NULL; | |
3786 | |
3787 if (old_topline != wp->w_topline | |
3788 #ifdef FEAT_DIFF | |
3789 || old_topfill != wp->w_topfill | |
3790 #endif | |
3791 ) | |
3792 { | |
3793 if (p_so != 0) | |
3794 { | |
3795 cursor_correct(); /* fix window for 'so' */ | |
3796 update_topline(); /* avoid up/down jump */ | |
3797 } | |
3798 if (old_cursor.lnum != wp->w_cursor.lnum) | |
3799 coladvance(wp->w_curswant); | |
3800 #ifdef FEAT_SCROLLBIND | |
3801 wp->w_scbind_pos = wp->w_topline; | |
3802 #endif | |
3803 } | |
3804 | |
3805 curwin = save_wp; | |
3806 curbuf = save_wp->w_buffer; | |
3807 | |
3808 /* | |
3809 * Don't call updateWindow() when nothing has changed (it will overwrite | |
3810 * the status line!). | |
3811 */ | |
3812 if (old_topline != wp->w_topline | |
3813 #ifdef FEAT_DIFF | |
3814 || old_topfill != wp->w_topfill | |
3815 #endif | |
3816 ) | |
3817 { | |
3818 redraw_win_later(wp, VALID); | |
3819 updateWindow(wp); /* update window, status line, and cmdline */ | |
3820 } | |
3821 | |
3822 return (wp == curwin && !equalpos(curwin->w_cursor, old_cursor)); | |
3823 } | |
3824 | |
3825 | |
3826 /* | |
3827 * Horizontal scrollbar stuff: | |
3828 */ | |
3829 | |
3830 /* | |
3831 * Return length of line "lnum" for horizontal scrolling. | |
3832 */ | |
3833 static colnr_T | |
3834 scroll_line_len(lnum) | |
3835 linenr_T lnum; | |
3836 { | |
3837 char_u *p; | |
3838 colnr_T col; | |
3839 int w; | |
3840 | |
3841 p = ml_get(lnum); | |
3842 col = 0; | |
3843 if (*p != NUL) | |
3844 for (;;) | |
3845 { | |
3846 w = chartabsize(p, col); | |
3847 #ifdef FEAT_MBYTE | |
3848 if (has_mbyte) | |
3849 p += (*mb_ptr2len_check)(p); | |
3850 else | |
3851 #endif | |
3852 ++p; | |
3853 if (*p == NUL) /* don't count the last character */ | |
3854 break; | |
3855 col += w; | |
3856 } | |
3857 return col; | |
3858 } | |
3859 | |
3860 /* Remember which line is currently the longest, so that we don't have to | |
3861 * search for it when scrolling horizontally. */ | |
3862 static linenr_T longest_lnum = 0; | |
3863 | |
3864 static void | |
3865 gui_update_horiz_scrollbar(force) | |
3866 int force; | |
3867 { | |
3868 long value, size, max; /* need 32 bit ints here */ | |
3869 | |
3870 if (!gui.which_scrollbars[SBAR_BOTTOM]) | |
3871 return; | |
3872 | |
3873 if (!force && gui.dragged_sb == SBAR_BOTTOM) | |
3874 return; | |
3875 | |
3876 if (!force && curwin->w_p_wrap && gui.prev_wrap) | |
3877 return; | |
3878 | |
3879 /* | |
3880 * It is possible for the cursor to be invalid if we're in the middle of | |
3881 * something (like changing files). If so, don't do anything for now. | |
3882 */ | |
3883 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) | |
3884 { | |
3885 gui.bottom_sbar.value = -1; | |
3886 return; | |
3887 } | |
3888 | |
3889 size = W_WIDTH(curwin); | |
3890 if (curwin->w_p_wrap) | |
3891 { | |
3892 value = 0; | |
3893 #ifdef SCROLL_PAST_END | |
3894 max = 0; | |
3895 #else | |
3896 max = W_WIDTH(curwin) - 1; | |
3897 #endif | |
3898 } | |
3899 else | |
3900 { | |
3901 value = curwin->w_leftcol; | |
3902 | |
3903 /* Calculate maximum for horizontal scrollbar. Check for reasonable | |
3904 * line numbers, topline and botline can be invalid when displaying is | |
3905 * postponed. */ | |
3906 if (vim_strchr(p_go, GO_HORSCROLL) == NULL | |
3907 && curwin->w_topline <= curwin->w_cursor.lnum | |
3908 && curwin->w_botline > curwin->w_cursor.lnum | |
3909 && curwin->w_botline <= curbuf->b_ml.ml_line_count + 1) | |
3910 { | |
3911 linenr_T lnum; | |
3912 colnr_T n; | |
3913 | |
3914 /* Use maximum of all visible lines. Remember the lnum of the | |
3915 * longest line, clostest to the cursor line. Used when scrolling | |
3916 * below. */ | |
3917 max = 0; | |
3918 for (lnum = curwin->w_topline; lnum < curwin->w_botline; ++lnum) | |
3919 { | |
3920 n = scroll_line_len(lnum); | |
3921 if (n > (colnr_T)max) | |
3922 { | |
3923 max = n; | |
3924 longest_lnum = lnum; | |
3925 } | |
3926 else if (n == (colnr_T)max | |
3927 && abs((int)(lnum - curwin->w_cursor.lnum)) | |
3928 < abs((int)(longest_lnum - curwin->w_cursor.lnum))) | |
3929 longest_lnum = lnum; | |
3930 } | |
3931 } | |
3932 else | |
3933 /* Use cursor line only. */ | |
3934 max = scroll_line_len(curwin->w_cursor.lnum); | |
3935 #ifdef FEAT_VIRTUALEDIT | |
3936 if (virtual_active()) | |
3937 { | |
3938 /* May move the cursor even further to the right. */ | |
3939 if (curwin->w_virtcol >= (colnr_T)max) | |
3940 max = curwin->w_virtcol; | |
3941 } | |
3942 #endif | |
3943 | |
3944 #ifndef SCROLL_PAST_END | |
3945 max += W_WIDTH(curwin) - 1; | |
3946 #endif | |
3947 /* The line number isn't scrolled, thus there is less space when | |
3948 * 'number' is set (also for 'foldcolumn'). */ | |
3949 size -= curwin_col_off(); | |
3950 #ifndef SCROLL_PAST_END | |
3951 max -= curwin_col_off(); | |
3952 #endif | |
3953 } | |
3954 | |
3955 #ifndef SCROLL_PAST_END | |
3956 if (value > max - size + 1) | |
3957 value = max - size + 1; /* limit the value to allowable range */ | |
3958 #endif | |
3959 | |
3960 #ifdef FEAT_RIGHTLEFT | |
3961 if (curwin->w_p_rl) | |
3962 { | |
3963 value = max + 1 - size - value; | |
3964 if (value < 0) | |
3965 { | |
3966 size += value; | |
3967 value = 0; | |
3968 } | |
3969 } | |
3970 #endif | |
3971 if (!force && value == gui.bottom_sbar.value && size == gui.bottom_sbar.size | |
3972 && max == gui.bottom_sbar.max) | |
3973 return; | |
3974 | |
3975 gui.bottom_sbar.value = value; | |
3976 gui.bottom_sbar.size = size; | |
3977 gui.bottom_sbar.max = max; | |
3978 gui.prev_wrap = curwin->w_p_wrap; | |
3979 | |
3980 gui_mch_set_scrollbar_thumb(&gui.bottom_sbar, value, size, max); | |
3981 } | |
3982 | |
3983 /* | |
3984 * Do a horizontal scroll. Return TRUE if the cursor moved, FALSE otherwise. | |
3985 */ | |
3986 int | |
3987 gui_do_horiz_scroll() | |
3988 { | |
3989 /* no wrapping, no scrolling */ | |
3990 if (curwin->w_p_wrap) | |
3991 return FALSE; | |
3992 | |
3993 if (curwin->w_leftcol == scrollbar_value) | |
3994 return FALSE; | |
3995 | |
3996 curwin->w_leftcol = scrollbar_value; | |
3997 | |
3998 /* When the line of the cursor is too short, move the cursor to the | |
3999 * longest visible line. Do a sanity check on "longest_lnum", just in | |
4000 * case. */ | |
4001 if (vim_strchr(p_go, GO_HORSCROLL) == NULL | |
4002 && longest_lnum >= curwin->w_topline | |
4003 && longest_lnum < curwin->w_botline | |
4004 && !virtual_active()) | |
4005 { | |
4006 if (scrollbar_value > scroll_line_len(curwin->w_cursor.lnum)) | |
4007 { | |
4008 curwin->w_cursor.lnum = longest_lnum; | |
4009 curwin->w_cursor.col = 0; | |
4010 } | |
4011 } | |
4012 | |
4013 return leftcol_changed(); | |
4014 } | |
4015 | |
4016 /* | |
4017 * Check that none of the colors are the same as the background color | |
4018 */ | |
4019 void | |
4020 gui_check_colors() | |
4021 { | |
4022 if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR) | |
4023 { | |
4024 gui_set_bg_color((char_u *)"White"); | |
4025 if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR) | |
4026 gui_set_fg_color((char_u *)"Black"); | |
4027 } | |
4028 } | |
4029 | |
4030 void | |
4031 gui_set_fg_color(name) | |
4032 char_u *name; | |
4033 { | |
4034 gui.norm_pixel = gui_get_color(name); | |
4035 hl_set_fg_color_name(vim_strsave(name)); | |
4036 } | |
4037 | |
4038 void | |
4039 gui_set_bg_color(name) | |
4040 char_u *name; | |
4041 { | |
4042 gui.back_pixel = gui_get_color(name); | |
4043 hl_set_bg_color_name(vim_strsave(name)); | |
4044 } | |
4045 | |
4046 /* | |
4047 * Allocate a color by name. | |
4048 * Returns INVALCOLOR and gives an error message when failed. | |
4049 */ | |
4050 guicolor_T | |
4051 gui_get_color(name) | |
4052 char_u *name; | |
4053 { | |
4054 guicolor_T t; | |
4055 | |
4056 if (*name == NUL) | |
4057 return INVALCOLOR; | |
4058 t = gui_mch_get_color(name); | |
4059 if (t == INVALCOLOR | |
4060 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) | |
4061 && gui.in_use | |
4062 #endif | |
4063 ) | |
4064 EMSG2(_("E254: Cannot allocate color %s"), name); | |
4065 return t; | |
4066 } | |
4067 | |
4068 /* | |
4069 * Return the grey value of a color (range 0-255). | |
4070 */ | |
4071 int | |
4072 gui_get_lightness(pixel) | |
4073 guicolor_T pixel; | |
4074 { | |
4075 long_u rgb = gui_mch_get_rgb(pixel); | |
4076 | |
4077 return ( (((rgb >> 16) & 0xff) * 299) | |
4078 + (((rgb >> 8) & 0xff) * 587) | |
4079 + ((rgb & 0xff) * 114)) / 1000; | |
4080 } | |
4081 | |
4082 #if defined(FEAT_GUI_X11) || defined(PROTO) | |
4083 void | |
4084 gui_new_scrollbar_colors() | |
4085 { | |
4086 win_T *wp; | |
4087 | |
4088 /* Nothing to do if GUI hasn't started yet. */ | |
4089 if (!gui.in_use) | |
4090 return; | |
4091 | |
4092 FOR_ALL_WINDOWS(wp) | |
4093 { | |
4094 gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_LEFT])); | |
4095 gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_RIGHT])); | |
4096 } | |
4097 gui_mch_set_scrollbar_colors(&gui.bottom_sbar); | |
4098 } | |
4099 #endif | |
4100 | |
4101 /* | |
4102 * Call this when focus has changed. | |
4103 */ | |
4104 void | |
4105 gui_focus_change(in_focus) | |
4106 int in_focus; | |
4107 { | |
4108 /* | |
4109 * Skip this code to avoid drawing the cursor when debugging and switching | |
4110 * between the debugger window and gvim. | |
4111 */ | |
4112 #if 1 | |
4113 gui.in_focus = in_focus; | |
4114 out_flush(); /* make sure output has been written */ | |
4115 gui_update_cursor(TRUE, FALSE); | |
4116 | |
4117 # ifdef FEAT_XIM | |
4118 xim_set_focus(in_focus); | |
4119 # endif | |
4120 | |
4121 ui_focus_change(in_focus); | |
4122 #endif | |
4123 } | |
4124 | |
4125 /* | |
4126 * Called when the mouse moved (but not when dragging). | |
4127 */ | |
4128 void | |
4129 gui_mouse_moved(x, y) | |
4130 int x; | |
4131 int y; | |
4132 { | |
4133 win_T *wp; | |
4134 char_u st[6]; | |
4135 | |
4136 #ifdef FEAT_MOUSESHAPE | |
4137 /* Get window pointer, and update mouse shape as well. */ | |
4138 wp = xy2win(x, y); | |
4139 #endif | |
4140 | |
4141 /* Only handle this when 'mousefocus' set and ... */ | |
4142 if (p_mousef | |
4143 && !hold_gui_events /* not holding events */ | |
4144 && (State & (NORMAL|INSERT))/* Normal/Visual/Insert mode */ | |
4145 && State != HITRETURN /* but not hit-return prompt */ | |
4146 && msg_scrolled == 0 /* no scrolled message */ | |
4147 && !need_mouse_correct /* not moving the pointer */ | |
4148 && gui.in_focus) /* gvim in focus */ | |
4149 { | |
4150 /* Don't move the mouse when it's left or right of the Vim window */ | |
4151 if (x < 0 || x > Columns * gui.char_width) | |
4152 return; | |
4153 #ifndef FEAT_MOUSESHAPE | |
4154 wp = xy2win(x, y); | |
4155 #endif | |
4156 if (wp == curwin || wp == NULL) | |
4157 return; /* still in the same old window, or none at all */ | |
4158 | |
4159 /* | |
4160 * format a mouse click on status line input | |
4161 * ala gui_send_mouse_event(0, x, y, 0, 0); | |
4162 * Trick: Use a column of -1, so that check_termcode will generate a | |
4163 * K_LEFTMOUSE_NM key code. | |
4164 */ | |
4165 if (finish_op) | |
4166 { | |
4167 /* abort the current operator first */ | |
4168 st[0] = ESC; | |
4169 add_to_input_buf(st, 1); | |
4170 } | |
4171 st[0] = CSI; | |
4172 st[1] = KS_MOUSE; | |
4173 st[2] = KE_FILLER; | |
4174 st[3] = (char_u)MOUSE_LEFT; | |
4175 fill_mouse_coord(st + 4, | |
4176 #ifdef FEAT_VERTSPLIT | |
4177 W_WINCOL(wp), | |
4178 #else | |
4179 -1, | |
4180 #endif | |
4181 wp->w_height + W_WINROW(wp)); | |
4182 | |
4183 add_to_input_buf(st, 8); | |
4184 st[3] = (char_u)MOUSE_RELEASE; | |
4185 add_to_input_buf(st, 8); | |
4186 | |
4187 #ifdef FEAT_GUI_GTK | |
4188 /* Need to wake up the main loop */ | |
4189 if (gtk_main_level() > 0) | |
4190 gtk_main_quit(); | |
4191 #endif | |
4192 } | |
4193 } | |
4194 | |
4195 /* | |
4196 * Called when mouse should be moved to window with focus. | |
4197 */ | |
4198 void | |
4199 gui_mouse_correct() | |
4200 { | |
4201 int x, y; | |
4202 win_T *wp = NULL; | |
4203 | |
4204 need_mouse_correct = FALSE; | |
4205 if (gui.in_use && p_mousef) | |
4206 { | |
4207 x = gui_mch_get_mouse_x(); | |
4208 /* Don't move the mouse when it's left or right of the Vim window */ | |
4209 if (x < 0 || x > Columns * gui.char_width) | |
4210 return; | |
4211 y = gui_mch_get_mouse_y(); | |
4212 if (y >= 0) | |
4213 wp = xy2win(x, y); | |
4214 if (wp != curwin && wp != NULL) /* If in other than current window */ | |
4215 { | |
4216 validate_cline_row(); | |
4217 gui_mch_setmouse((int)W_ENDCOL(curwin) * gui.char_width - 3, | |
4218 (W_WINROW(curwin) + curwin->w_wrow) * gui.char_height | |
4219 + (gui.char_height) / 2); | |
4220 } | |
4221 } | |
4222 } | |
4223 | |
4224 /* | |
4225 * Find window where the mouse pointer "y" coordinate is in. | |
4226 */ | |
4227 /*ARGSUSED*/ | |
4228 static win_T * | |
4229 xy2win(x, y) | |
4230 int x; | |
4231 int y; | |
4232 { | |
4233 #ifdef FEAT_WINDOWS | |
4234 int row; | |
4235 int col; | |
4236 win_T *wp; | |
4237 | |
4238 row = Y_2_ROW(y); | |
4239 col = X_2_COL(x); | |
4240 if (row < 0 || col < 0) /* before first window */ | |
4241 return NULL; | |
4242 wp = mouse_find_win(&row, &col); | |
4243 # ifdef FEAT_MOUSESHAPE | |
4244 if (State == HITRETURN || State == ASKMORE) | |
4245 { | |
4246 if (Y_2_ROW(y) >= msg_row) | |
4247 update_mouseshape(SHAPE_IDX_MOREL); | |
4248 else | |
4249 update_mouseshape(SHAPE_IDX_MORE); | |
4250 } | |
4251 else if (row > wp->w_height) /* below status line */ | |
4252 update_mouseshape(SHAPE_IDX_CLINE); | |
4253 # ifdef FEAT_VERTSPLIT | |
4254 else if (!(State & CMDLINE) && W_VSEP_WIDTH(wp) > 0 && col == wp->w_width | |
4255 && (row != wp->w_height || !stl_connected(wp))) | |
4256 update_mouseshape(SHAPE_IDX_VSEP); | |
4257 # endif | |
4258 else if (!(State & CMDLINE) && W_STATUS_HEIGHT(wp) > 0 | |
4259 && row == wp->w_height) | |
4260 update_mouseshape(SHAPE_IDX_STATUS); | |
4261 else | |
4262 update_mouseshape(-2); | |
4263 # endif | |
4264 return wp; | |
4265 #else | |
4266 return firstwin; | |
4267 #endif | |
4268 } | |
4269 | |
4270 /* | |
4271 * ":gui" and ":gvim": Change from the terminal version to the GUI version. | |
4272 * File names may be given to redefine the args list. | |
4273 */ | |
4274 void | |
4275 ex_gui(eap) | |
4276 exarg_T *eap; | |
4277 { | |
4278 char_u *arg = eap->arg; | |
4279 | |
4280 /* | |
4281 * Check for "-f" argument: foreground, don't fork. | |
4282 * Also don't fork when started with "gvim -f". | |
4283 * Do fork when using "gui -b". | |
4284 */ | |
4285 if (arg[0] == '-' | |
4286 && (arg[1] == 'f' || arg[1] == 'b') | |
4287 && (arg[2] == NUL || vim_iswhite(arg[2]))) | |
4288 { | |
4289 gui.dofork = (arg[1] == 'b'); | |
4290 eap->arg = skipwhite(eap->arg + 2); | |
4291 } | |
4292 if (!gui.in_use) | |
4293 { | |
4294 /* Clear the command. Needed for when forking+exiting, to avoid part | |
4295 * of the argument ending up after the shell prompt. */ | |
4296 msg_clr_eos_force(); | |
4297 gui_start(); | |
4298 } | |
4299 if (!ends_excmd(*eap->arg)) | |
4300 ex_next(eap); | |
4301 } | |
4302 | |
4303 #if ((defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_W32) \ | |
4304 || defined(FEAT_GUI_PHOTON)) && defined(FEAT_TOOLBAR)) || defined(PROTO) | |
4305 /* | |
4306 * This is shared between Athena, Motif and GTK. | |
4307 */ | |
4308 static char_u *gfp_buffer; | |
4309 | |
4310 static void gfp_setname __ARGS((char_u *fname)); | |
4311 | |
4312 /* | |
4313 * Callback function for do_in_runtimepath(). | |
4314 */ | |
4315 static void | |
4316 gfp_setname(fname) | |
4317 char_u *fname; | |
4318 { | |
4319 if (STRLEN(fname) >= MAXPATHL) | |
4320 *gfp_buffer = NUL; | |
4321 else | |
4322 STRCPY(gfp_buffer, fname); | |
4323 } | |
4324 | |
4325 /* | |
4326 * Find the path of bitmap "name" with extension "ext" in 'runtimepath'. | |
4327 * Return FAIL for failure and OK if buffer[MAXPATHL] contains the result. | |
4328 */ | |
4329 int | |
4330 gui_find_bitmap(name, buffer, ext) | |
4331 char_u *name; | |
4332 char_u *buffer; | |
4333 char *ext; | |
4334 { | |
4335 if (STRLEN(name) > MAXPATHL - 14) | |
4336 return FAIL; | |
4337 sprintf((char *)buffer, "bitmaps/%s.%s", name, ext); | |
4338 gfp_buffer = buffer; | |
4339 if (do_in_runtimepath(buffer, FALSE, gfp_setname) == FAIL || *buffer == NUL) | |
4340 return FAIL; | |
4341 return OK; | |
4342 } | |
4343 | |
4344 # if !defined(HAVE_GTK2) || defined(PROTO) | |
4345 /* | |
4346 * Given the name of the "icon=" argument, try finding the bitmap file for the | |
4347 * icon. If it is an absolute path name, use it as it is. Otherwise append | |
4348 * "ext" and search for it in 'runtimepath'. | |
4349 * The result is put in "buffer[MAXPATHL]". If something fails "buffer" | |
4350 * contains "name". | |
4351 */ | |
4352 void | |
4353 gui_find_iconfile(name, buffer, ext) | |
4354 char_u *name; | |
4355 char_u *buffer; | |
4356 char *ext; | |
4357 { | |
4358 char_u buf[MAXPATHL + 1]; | |
4359 | |
4360 expand_env(name, buffer, MAXPATHL); | |
4361 if (!mch_isFullName(buffer) && gui_find_bitmap(buffer, buf, ext) == OK) | |
4362 STRCPY(buffer, buf); | |
4363 } | |
4364 # endif | |
4365 #endif | |
4366 | |
4367 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) || defined(PROTO) | |
4368 void | |
4369 display_errors() | |
4370 { | |
4371 char_u *p; | |
4372 | |
4373 if (isatty(2)) | |
4374 fflush(stderr); | |
4375 else if (error_ga.ga_data != NULL) | |
4376 { | |
4377 /* avoid putting up a message box with blanks only */ | |
4378 for (p = (char_u *)error_ga.ga_data; *p != NUL; ++p) | |
4379 if (!isspace(*p)) | |
4380 { | |
4381 /* Truncate a very long message, it will go off-screen. */ | |
4382 if (STRLEN(p) > 2000) | |
4383 STRCPY(p + 2000 - 14, "...(truncated)"); | |
4384 (void)do_dialog(VIM_ERROR, (char_u *)_("Error"), | |
4385 p, (char_u *)_("&Ok"), 1, NULL); | |
4386 break; | |
4387 } | |
4388 ga_clear(&error_ga); | |
4389 } | |
4390 } | |
4391 #endif | |
4392 | |
4393 #if defined(NO_CONSOLE_INPUT) || defined(PROTO) | |
4394 /* | |
4395 * Return TRUE if still starting up and there is no place to enter text. | |
4396 * For GTK and X11 we check if stderr is not a tty, which means we were | |
4397 * (probably) started from the desktop. Also check stdin, "vim >& file" does | |
4398 * allow typing on stdin. | |
4399 */ | |
4400 int | |
4401 no_console_input() | |
4402 { | |
4403 return ((!gui.in_use || gui.starting) | |
4404 # ifndef NO_CONSOLE | |
4405 && !isatty(0) && !isatty(2) | |
4406 # endif | |
4407 ); | |
4408 } | |
4409 #endif | |
4410 | |
4411 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_MOTIF) \ | |
4412 || defined(MSWIN_FIND_REPLACE) || defined(FEAT_SUN_WORKSHOP) \ | |
4413 || defined(PROTO) | |
4414 /* | |
4415 * Update the current window and the screen. | |
4416 */ | |
4417 void | |
4418 gui_update_screen() | |
4419 { | |
4420 update_topline(); | |
4421 validate_cursor(); | |
4422 update_screen(0); /* may need to update the screen */ | |
4423 setcursor(); | |
4424 out_flush(); /* make sure output has been written */ | |
4425 gui_update_cursor(TRUE, FALSE); | |
4426 gui_mch_flush(); | |
4427 } | |
4428 #endif | |
4429 | |
4430 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_MOTIF) \ | |
4431 || defined(MSWIN_FIND_REPLACE) || defined(PROTO) | |
4432 static void concat_esc __ARGS((garray_T *gap, char_u *text, int what)); | |
4433 | |
4434 /* | |
4435 * Get the text to use in a find/replace dialog. Uses the last search pattern | |
4436 * if the argument is empty. | |
4437 * Returns an allocated string. | |
4438 */ | |
4439 char_u * | |
4440 get_find_dialog_text(arg, wwordp, mcasep) | |
4441 char_u *arg; | |
4442 int *wwordp; /* return: TRUE if \< \> found */ | |
4443 int *mcasep; /* return: TRUE if \C found */ | |
4444 { | |
4445 char_u *text; | |
4446 | |
4447 if (*arg == NUL) | |
4448 text = last_search_pat(); | |
4449 else | |
4450 text = arg; | |
4451 if (text != NULL) | |
4452 { | |
4453 text = vim_strsave(text); | |
4454 if (text != NULL) | |
4455 { | |
4456 int len = STRLEN(text); | |
4457 int i; | |
4458 | |
4459 /* Remove "\V" */ | |
4460 if (len >= 2 && STRNCMP(text, "\\V", 2) == 0) | |
4461 { | |
4462 mch_memmove(text, text + 2, (size_t)(len - 1)); | |
4463 len -= 2; | |
4464 } | |
4465 | |
4466 /* Recognize "\c" and "\C" and remove. */ | |
4467 if (len >= 2 && *text == '\\' && (text[1] == 'c' || text[1] == 'C')) | |
4468 { | |
4469 *mcasep = (text[1] == 'C'); | |
4470 mch_memmove(text, text + 2, (size_t)(len - 1)); | |
4471 len -= 2; | |
4472 } | |
4473 | |
4474 /* Recognize "\<text\>" and remove. */ | |
4475 if (len >= 4 | |
4476 && STRNCMP(text, "\\<", 2) == 0 | |
4477 && STRNCMP(text + len - 2, "\\>", 2) == 0) | |
4478 { | |
4479 *wwordp = TRUE; | |
4480 mch_memmove(text, text + 2, (size_t)(len - 4)); | |
4481 text[len - 4] = NUL; | |
4482 } | |
4483 | |
4484 /* Recognize "\/" or "\?" and remove. */ | |
4485 for (i = 0; i + 1 < len; ++i) | |
4486 if (text[i] == '\\' && (text[i + 1] == '/' | |
4487 || text[i + 1] == '?')) | |
4488 { | |
4489 mch_memmove(text + i, text + i + 1, (size_t)(len - i)); | |
4490 --len; | |
4491 } | |
4492 } | |
4493 } | |
4494 return text; | |
4495 } | |
4496 | |
4497 /* | |
4498 * Concatenate "text" to grow array "gap", escaping "what" with a backslash. | |
4499 */ | |
4500 static void | |
4501 concat_esc(gap, text, what) | |
4502 garray_T *gap; | |
4503 char_u *text; | |
4504 int what; | |
4505 { | |
4506 while (*text != NUL) | |
4507 { | |
4508 #ifdef FEAT_MBYTE | |
4509 int l = (*mb_ptr2len_check)(text); | |
4510 if (l > 1) | |
4511 { | |
4512 while (--l >= 0) | |
4513 ga_append(gap, *text++); | |
4514 continue; | |
4515 } | |
4516 #endif | |
4517 if (*text == what) | |
4518 ga_append(gap, '\\'); | |
4519 ga_append(gap, *text); | |
4520 ++text; | |
4521 } | |
4522 } | |
4523 | |
4524 /* | |
4525 * Handle the press of a button in the find-replace dialog. | |
4526 * Return TRUE when something was added to the input buffer. | |
4527 */ | |
4528 int | |
4529 gui_do_findrepl(flags, find_text, repl_text, down) | |
4530 int flags; /* one of FRD_REPLACE, FRD_FINDNEXT, etc. */ | |
4531 char_u *find_text; | |
4532 char_u *repl_text; | |
4533 int down; /* Search downwards. */ | |
4534 { | |
4535 garray_T ga; | |
4536 int i; | |
4537 int type = (flags & FRD_TYPE_MASK); | |
4538 char_u *p; | |
4539 | |
4540 ga_init2(&ga, 1, 100); | |
4541 | |
4542 if (type == FRD_REPLACE) | |
4543 { | |
4544 /* Do the replacement when the text under the cursor matches. */ | |
4545 i = STRLEN(find_text); | |
4546 p = ml_get_cursor(); | |
4547 if (((flags & FRD_MATCH_CASE) | |
4548 ? STRNCMP(p, find_text, i) == 0 | |
4549 : STRNICMP(p, find_text, i) == 0) | |
4550 && u_save_cursor() == OK) | |
4551 { | |
4552 /* A button was pressed thus undo should be synced. */ | |
4553 if (no_u_sync == 0) | |
4554 u_sync(); | |
4555 | |
4556 del_bytes((long)i, FALSE); | |
4557 ins_str(repl_text); | |
4558 } | |
4559 } | |
4560 else if (type == FRD_REPLACEALL) | |
4561 ga_concat(&ga, (char_u *)"%s/"); | |
4562 | |
4563 ga_concat(&ga, (char_u *)"\\V"); | |
4564 if (flags & FRD_MATCH_CASE) | |
4565 ga_concat(&ga, (char_u *)"\\C"); | |
4566 else | |
4567 ga_concat(&ga, (char_u *)"\\c"); | |
4568 if (flags & FRD_WHOLE_WORD) | |
4569 ga_concat(&ga, (char_u *)"\\<"); | |
4570 if (type == FRD_REPLACEALL || down) | |
4571 concat_esc(&ga, find_text, '/'); /* escape slashes */ | |
4572 else | |
4573 concat_esc(&ga, find_text, '?'); /* escape '?' */ | |
4574 if (flags & FRD_WHOLE_WORD) | |
4575 ga_concat(&ga, (char_u *)"\\>"); | |
4576 | |
4577 if (type == FRD_REPLACEALL) | |
4578 { | |
4579 /* A button was pressed, thus undo should be synced. */ | |
4580 if (no_u_sync == 0) | |
4581 u_sync(); | |
4582 | |
4583 ga_concat(&ga, (char_u *)"/"); | |
4584 concat_esc(&ga, repl_text, '/'); /* escape slashes */ | |
4585 ga_concat(&ga, (char_u *)"/g"); | |
4586 do_cmdline_cmd(ga.ga_data); | |
4587 } | |
4588 else | |
4589 { | |
4590 /* Search for the next match. */ | |
4591 i = msg_scroll; | |
4592 do_search(NULL, down ? '/' : '?', ga.ga_data, 1L, | |
4593 SEARCH_MSG + SEARCH_MARK); | |
4594 msg_scroll = i; /* don't let an error message set msg_scroll */ | |
4595 } | |
4596 | |
4597 if (State & (NORMAL | INSERT)) | |
4598 { | |
4599 gui_update_screen(); /* update the screen */ | |
4600 msg_didout = 0; /* overwrite any message */ | |
4601 need_wait_return = FALSE; /* don't wait for return */ | |
4602 } | |
4603 | |
4604 vim_free(ga.ga_data); | |
4605 return (ga.ga_len > 0); | |
4606 } | |
4607 | |
4608 #endif | |
4609 | |
4610 #if (defined(FEAT_DND) && defined(FEAT_GUI_GTK)) \ | |
4611 || defined(FEAT_GUI_MSWIN) \ | |
4612 || defined(FEAT_GUI_MAC) \ | |
4613 || defined(PROTO) | |
4614 | |
4615 #ifdef FEAT_WINDOWS | |
4616 static void gui_wingoto_xy __ARGS((int x, int y)); | |
4617 | |
4618 /* | |
4619 * Jump to the window at specified point (x, y). | |
4620 */ | |
4621 static void | |
4622 gui_wingoto_xy(x, y) | |
4623 int x; | |
4624 int y; | |
4625 { | |
4626 int row = Y_2_ROW(y); | |
4627 int col = X_2_COL(x); | |
4628 win_T *wp; | |
4629 | |
4630 if (row >= 0 && col >= 0) | |
4631 { | |
4632 wp = mouse_find_win(&row, &col); | |
4633 if (wp != NULL && wp != curwin) | |
4634 win_goto(wp); | |
4635 } | |
4636 } | |
4637 #endif | |
4638 | |
4639 /* | |
4640 * Process file drop. Mouse cursor position, key modifiers, name of files | |
4641 * and count of files are given. Argument "fnames[count]" has full pathnames | |
4642 * of dropped files, they will be freed in this function, and caller can't use | |
4643 * fnames after call this function. | |
4644 */ | |
4645 /*ARGSUSED*/ | |
4646 void | |
4647 gui_handle_drop(x, y, modifiers, fnames, count) | |
4648 int x; | |
4649 int y; | |
4650 int_u modifiers; | |
4651 char_u **fnames; | |
4652 int count; | |
4653 { | |
4654 int i; | |
4655 char_u *p; | |
4656 | |
4657 /* | |
4658 * When the cursor is at the command line, add the file names to the | |
4659 * command line, don't edit the files. | |
4660 */ | |
4661 if (State & CMDLINE) | |
4662 { | |
4663 shorten_filenames(fnames, count); | |
4664 for (i = 0; i < count; ++i) | |
4665 { | |
4666 if (fnames[i] != NULL) | |
4667 { | |
4668 if (i > 0) | |
4669 add_to_input_buf((char_u*)" ", 1); | |
4670 | |
4671 /* We don't know what command is used thus we can't be sure | |
4672 * about which characters need to be escaped. Only escape the | |
4673 * most common ones. */ | |
4674 # ifdef BACKSLASH_IN_FILENAME | |
4675 p = vim_strsave_escaped(fnames[i], (char_u *)" \t\"|"); | |
4676 # else | |
4677 p = vim_strsave_escaped(fnames[i], (char_u *)"\\ \t\"|"); | |
4678 # endif | |
4679 if (p != NULL) | |
4680 add_to_input_buf(p, (int)STRLEN(p)); | |
4681 vim_free(p); | |
4682 vim_free(fnames[i]); | |
4683 } | |
4684 } | |
4685 vim_free(fnames); | |
4686 } | |
4687 else | |
4688 { | |
4689 /* Go to the window under mouse cursor, then shorten given "fnames" by | |
4690 * current window, because a window can have local current dir. */ | |
4691 # ifdef FEAT_WINDOWS | |
4692 gui_wingoto_xy(x, y); | |
4693 # endif | |
4694 shorten_filenames(fnames, count); | |
4695 | |
4696 /* If Shift held down, remember the first item. */ | |
4697 if ((modifiers & MOUSE_SHIFT) != 0) | |
4698 p = vim_strsave(fnames[0]); | |
4699 else | |
4700 p = NULL; | |
4701 | |
4702 /* Handle the drop, :edit or :split to get to the file. This also | |
4703 * frees fnames[]. Skip this if there is only one item it's a | |
4704 * directory and Shift is held down. */ | |
4705 if (count == 1 && (modifiers & MOUSE_SHIFT) != 0 | |
4706 && mch_isdir(fnames[0])) | |
4707 { | |
4708 vim_free(fnames[0]); | |
4709 vim_free(fnames); | |
4710 } | |
4711 else | |
4712 handle_drop(count, fnames, (modifiers & MOUSE_CTRL) != 0); | |
4713 | |
4714 /* If Shift held down, change to first file's directory. If the first | |
4715 * item is a directory, change to that directory (and let the explorer | |
4716 * plugin show the contents). */ | |
4717 if (p != NULL) | |
4718 { | |
4719 if (mch_isdir(p)) | |
4720 { | |
4721 if (mch_chdir((char *)p) == 0) | |
4722 shorten_fnames(TRUE); | |
4723 } | |
4724 else if (vim_chdirfile(p) == OK) | |
4725 shorten_fnames(TRUE); | |
4726 vim_free(p); | |
4727 } | |
4728 | |
4729 /* Update the screen display */ | |
4730 update_screen(NOT_VALID); | |
4731 # ifdef FEAT_MENU | |
4732 gui_update_menus(0); | |
4733 # endif | |
4734 setcursor(); | |
4735 out_flush(); | |
4736 gui_update_cursor(FALSE, FALSE); | |
4737 gui_mch_flush(); | |
4738 } | |
4739 } | |
4740 #endif |