Merged from the latest developing branch.
[MacVim/KaoriYa.git] / src / gui.c
blob1524e1bb12af051ef91128e3ad6d7a656fb83014
1 /* vi:set ts=8 sts=4 sw=4:
3 * VIM - Vi IMproved by Bram Moolenaar
4 * GUI/Motif support by Robert Webb
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 */
11 #include "vim.h"
13 /* Structure containing all the GUI information */
14 gui_T gui;
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 #if defined(FEAT_GUI_TABLINE) || defined(PROTO)
30 static int gui_has_tabline __ARGS((void));
31 #endif
32 static void gui_do_scrollbar __ARGS((win_T *wp, int which, int enable));
33 static colnr_T scroll_line_len __ARGS((linenr_T lnum));
34 static void gui_update_horiz_scrollbar __ARGS((int));
35 static void gui_set_fg_color __ARGS((char_u *name));
36 static void gui_set_bg_color __ARGS((char_u *name));
37 static win_T *xy2win __ARGS((int x, int y));
39 static int can_update_cursor = TRUE; /* can display the cursor */
42 * The Athena scrollbars can move the thumb to after the end of the scrollbar,
43 * this makes the thumb indicate the part of the text that is shown. Motif
44 * can't do this.
46 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MAC)
47 # define SCROLL_PAST_END
48 #endif
51 * gui_start -- Called when user wants to start the GUI.
53 * Careful: This function can be called recursively when there is a ":gui"
54 * command in the .gvimrc file. Only the first call should fork, not the
55 * recursive call.
57 void
58 gui_start()
60 char_u *old_term;
61 #if defined(UNIX) && !defined(__BEOS__) && !defined(MACOS_X)
62 # define MAY_FORK
63 int dofork = TRUE;
64 #endif
65 static int recursive = 0;
67 old_term = vim_strsave(T_NAME);
70 * Set_termname() will call gui_init() to start the GUI.
71 * Set the "starting" flag, to indicate that the GUI will start.
73 * We don't want to open the GUI shell until after we've read .gvimrc,
74 * otherwise we don't know what font we will use, and hence we don't know
75 * what size the shell should be. So if there are errors in the .gvimrc
76 * file, they will have to go to the terminal: Set full_screen to FALSE.
77 * full_screen will be set to TRUE again by a successful termcapinit().
79 settmode(TMODE_COOK); /* stop RAW mode */
80 if (full_screen)
81 cursor_on(); /* needed for ":gui" in .vimrc */
82 gui.starting = TRUE;
83 full_screen = FALSE;
85 #ifdef MAY_FORK
86 if (!gui.dofork || vim_strchr(p_go, GO_FORG) || recursive)
87 dofork = FALSE;
88 #endif
89 ++recursive;
91 termcapinit((char_u *)"builtin_gui");
92 gui.starting = recursive - 1;
94 if (!gui.in_use) /* failed to start GUI */
96 termcapinit(old_term); /* back to old term settings */
97 settmode(TMODE_RAW); /* restart RAW mode */
98 #ifdef FEAT_TITLE
99 set_title_defaults(); /* set 'title' and 'icon' again */
100 #endif
103 vim_free(old_term);
105 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11)
106 if (gui.in_use)
107 /* Display error messages in a dialog now. */
108 display_errors();
109 #endif
111 #if defined(MAY_FORK) && !defined(__QNXNTO__)
113 * Quit the current process and continue in the child.
114 * Makes "gvim file" disconnect from the shell it was started in.
115 * Don't do this when Vim was started with "-f" or the 'f' flag is present
116 * in 'guioptions'.
118 if (gui.in_use && dofork)
120 int pipefd[2]; /* pipe between parent and child */
121 int pipe_error;
122 char dummy;
123 pid_t pid = -1;
125 /* Setup a pipe between the child and the parent, so that the parent
126 * knows when the child has done the setsid() call and is allowed to
127 * exit. */
128 pipe_error = (pipe(pipefd) < 0);
129 pid = fork();
130 if (pid > 0) /* Parent */
132 /* Give the child some time to do the setsid(), otherwise the
133 * exit() may kill the child too (when starting gvim from inside a
134 * gvim). */
135 if (pipe_error)
136 ui_delay(300L, TRUE);
137 else
139 /* The read returns when the child closes the pipe (or when
140 * the child dies for some reason). */
141 close(pipefd[1]);
142 (void)read(pipefd[0], &dummy, (size_t)1);
143 close(pipefd[0]);
146 /* When swapping screens we may need to go to the next line, e.g.,
147 * after a hit-enter prompt and using ":gui". */
148 if (newline_on_exit)
149 mch_errmsg("\r\n");
152 * The parent must skip the normal exit() processing, the child
153 * will do it. For example, GTK messes up signals when exiting.
155 _exit(0);
158 # if defined(HAVE_SETSID) || defined(HAVE_SETPGID)
160 * Change our process group. On some systems/shells a CTRL-C in the
161 * shell where Vim was started would otherwise kill gvim!
163 if (pid == 0) /* child */
164 # if defined(HAVE_SETSID)
165 (void)setsid();
166 # else
167 (void)setpgid(0, 0);
168 # endif
169 # endif
170 if (!pipe_error)
172 close(pipefd[0]);
173 close(pipefd[1]);
176 # if defined(FEAT_GUI_GNOME) && defined(FEAT_SESSION)
177 /* Tell the session manager our new PID */
178 gui_mch_forked();
179 # endif
181 #else
182 # if defined(__QNXNTO__)
183 if (gui.in_use && dofork)
184 procmgr_daemon(0, PROCMGR_DAEMON_KEEPUMASK | PROCMGR_DAEMON_NOCHDIR |
185 PROCMGR_DAEMON_NOCLOSE | PROCMGR_DAEMON_NODEVNULL);
186 # endif
187 #endif
189 #ifdef FEAT_AUTOCMD
190 /* If the GUI started successfully, trigger the GUIEnter event, otherwise
191 * the GUIFailed event. */
192 apply_autocmds(gui.in_use ? EVENT_GUIENTER : EVENT_GUIFAILED,
193 NULL, NULL, FALSE, curbuf);
194 #endif
196 --recursive;
200 * Call this when vim starts up, whether or not the GUI is started
202 void
203 gui_prepare(argc, argv)
204 int *argc;
205 char **argv;
207 gui.in_use = FALSE; /* No GUI yet (maybe later) */
208 gui.starting = FALSE; /* No GUI yet (maybe later) */
209 gui_mch_prepare(argc, argv);
213 * Try initializing the GUI and check if it can be started.
214 * Used from main() to check early if "vim -g" can start the GUI.
215 * Used from gui_init() to prepare for starting the GUI.
216 * Returns FAIL or OK.
219 gui_init_check()
221 static int result = MAYBE;
223 if (result != MAYBE)
225 if (result == FAIL)
226 EMSG(_("E229: Cannot start the GUI"));
227 return result;
230 gui.shell_created = FALSE;
231 gui.dying = FALSE;
232 gui.in_focus = TRUE; /* so the guicursor setting works */
233 gui.dragged_sb = SBAR_NONE;
234 gui.dragged_wp = NULL;
235 gui.pointer_hidden = FALSE;
236 gui.col = 0;
237 gui.row = 0;
238 gui.num_cols = Columns;
239 gui.num_rows = Rows;
241 gui.cursor_is_valid = FALSE;
242 gui.scroll_region_top = 0;
243 gui.scroll_region_bot = Rows - 1;
244 gui.scroll_region_left = 0;
245 gui.scroll_region_right = Columns - 1;
246 gui.highlight_mask = HL_NORMAL;
247 gui.char_width = 1;
248 gui.char_height = 1;
249 gui.char_ascent = 0;
250 gui.border_width = 0;
252 gui.norm_font = NOFONT;
253 #ifndef HAVE_GTK2
254 gui.bold_font = NOFONT;
255 gui.ital_font = NOFONT;
256 gui.boldital_font = NOFONT;
257 # ifdef FEAT_XFONTSET
258 gui.fontset = NOFONTSET;
259 # endif
260 #endif
262 #ifdef FEAT_MENU
263 # ifndef HAVE_GTK2
264 # ifdef FONTSET_ALWAYS
265 gui.menu_fontset = NOFONTSET;
266 # else
267 gui.menu_font = NOFONT;
268 # endif
269 # endif
270 gui.menu_is_active = TRUE; /* default: include menu */
271 # ifndef FEAT_GUI_GTK
272 gui.menu_height = MENU_DEFAULT_HEIGHT;
273 gui.menu_width = 0;
274 # endif
275 #endif
276 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA))
277 gui.toolbar_height = 0;
278 #endif
279 #if defined(FEAT_FOOTER) && defined(FEAT_GUI_MOTIF)
280 gui.footer_height = 0;
281 #endif
282 #ifdef FEAT_BEVAL_TIP
283 gui.tooltip_fontset = NOFONTSET;
284 #endif
286 gui.scrollbar_width = gui.scrollbar_height = SB_DEFAULT_WIDTH;
287 gui.prev_wrap = -1;
289 #ifdef ALWAYS_USE_GUI
290 result = OK;
291 #else
292 result = gui_mch_init_check();
293 #endif
294 return result;
298 * This is the call which starts the GUI.
300 void
301 gui_init()
303 win_T *wp;
304 static int recursive = 0;
307 * It's possible to use ":gui" in a .gvimrc file. The first halve of this
308 * function will then be executed at the first call, the rest by the
309 * recursive call. This allow the shell to be opened halfway reading a
310 * gvimrc file.
312 if (!recursive)
314 ++recursive;
316 clip_init(TRUE);
318 /* If can't initialize, don't try doing the rest */
319 if (gui_init_check() == FAIL)
321 --recursive;
322 clip_init(FALSE);
323 return;
327 * Reset 'paste'. It's useful in the terminal, but not in the GUI. It
328 * breaks the Paste toolbar button.
330 set_option_value((char_u *)"paste", 0L, NULL, 0);
333 * Set up system-wide default menus.
335 #if defined(SYS_MENU_FILE) && defined(FEAT_MENU)
336 if (vim_strchr(p_go, GO_NOSYSMENU) == NULL)
338 sys_menu = TRUE;
339 do_source((char_u *)SYS_MENU_FILE, FALSE, DOSO_NONE);
340 sys_menu = FALSE;
342 #endif
345 * Switch on the mouse by default, unless the user changed it already.
346 * This can then be changed in the .gvimrc.
348 if (!option_was_set((char_u *)"mouse"))
349 set_string_option_direct((char_u *)"mouse", -1,
350 (char_u *)"a", OPT_FREE, SID_NONE);
353 * If -U option given, use only the initializations from that file and
354 * nothing else. Skip all initializations for "-U NONE" or "-u NORC".
356 if (use_gvimrc != NULL)
358 if (STRCMP(use_gvimrc, "NONE") != 0
359 && STRCMP(use_gvimrc, "NORC") != 0
360 && do_source(use_gvimrc, FALSE, DOSO_NONE) != OK)
361 EMSG2(_("E230: Cannot read from \"%s\""), use_gvimrc);
363 else
366 * Get system wide defaults for gvim, only when file name defined.
368 #ifdef SYS_GVIMRC_FILE
369 do_source((char_u *)SYS_GVIMRC_FILE, FALSE, DOSO_NONE);
370 #endif
373 * Try to read GUI initialization commands from the following
374 * places:
375 * - environment variable GVIMINIT
376 * - the user gvimrc file (~/.gvimrc)
377 * - the second user gvimrc file ($VIM/.gvimrc for Dos)
378 * - the third user gvimrc file ($VIM/.gvimrc for Amiga)
379 * The first that exists is used, the rest is ignored.
381 if (process_env((char_u *)"GVIMINIT", FALSE) == FAIL
382 && do_source((char_u *)USR_GVIMRC_FILE, TRUE,
383 DOSO_GVIMRC) == FAIL
384 #ifdef USR_GVIMRC_FILE2
385 && do_source((char_u *)USR_GVIMRC_FILE2, TRUE,
386 DOSO_GVIMRC) == FAIL
387 #endif
390 #ifdef USR_GVIMRC_FILE3
391 (void)do_source((char_u *)USR_GVIMRC_FILE3, TRUE, DOSO_GVIMRC);
392 #endif
396 * Read initialization commands from ".gvimrc" in current
397 * directory. This is only done if the 'exrc' option is set.
398 * Because of security reasons we disallow shell and write
399 * commands now, except for unix if the file is owned by the user
400 * or 'secure' option has been reset in environment of global
401 * ".gvimrc".
402 * Only do this if GVIMRC_FILE is not the same as USR_GVIMRC_FILE,
403 * USR_GVIMRC_FILE2, USR_GVIMRC_FILE3 or SYS_GVIMRC_FILE.
405 if (p_exrc)
407 #ifdef UNIX
409 struct stat s;
411 /* if ".gvimrc" file is not owned by user, set 'secure'
412 * mode */
413 if (mch_stat(GVIMRC_FILE, &s) || s.st_uid != getuid())
414 secure = p_secure;
416 #else
417 secure = p_secure;
418 #endif
420 if ( fullpathcmp((char_u *)USR_GVIMRC_FILE,
421 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME
422 #ifdef SYS_GVIMRC_FILE
423 && fullpathcmp((char_u *)SYS_GVIMRC_FILE,
424 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME
425 #endif
426 #ifdef USR_GVIMRC_FILE2
427 && fullpathcmp((char_u *)USR_GVIMRC_FILE2,
428 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME
429 #endif
430 #ifdef USR_GVIMRC_FILE3
431 && fullpathcmp((char_u *)USR_GVIMRC_FILE3,
432 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME
433 #endif
435 do_source((char_u *)GVIMRC_FILE, TRUE, DOSO_GVIMRC);
437 if (secure == 2)
438 need_wait_return = TRUE;
439 secure = 0;
443 if (need_wait_return || msg_didany)
444 wait_return(TRUE);
446 --recursive;
449 /* If recursive call opened the shell, return here from the first call */
450 if (gui.in_use)
451 return;
454 * Create the GUI shell.
456 gui.in_use = TRUE; /* Must be set after menus have been set up */
457 if (gui_mch_init() == FAIL)
458 goto error;
460 /* Avoid a delay for an error message that was printed in the terminal
461 * where Vim was started. */
462 emsg_on_display = FALSE;
463 msg_scrolled = 0;
464 clear_sb_text();
465 need_wait_return = FALSE;
466 msg_didany = FALSE;
469 * Check validity of any generic resources that may have been loaded.
471 if (gui.border_width < 0)
472 gui.border_width = 0;
475 * Set up the fonts. First use a font specified with "-fn" or "-font".
477 if (font_argument != NULL)
478 set_option_value((char_u *)"gfn", 0L, (char_u *)font_argument, 0);
479 if (
480 #ifdef FEAT_XFONTSET
481 (*p_guifontset == NUL
482 || gui_init_font(p_guifontset, TRUE) == FAIL) &&
483 #endif
484 gui_init_font(*p_guifont == NUL ? hl_get_font_name()
485 : p_guifont, FALSE) == FAIL)
487 EMSG(_("E665: Cannot start GUI, no valid font found"));
488 goto error2;
490 #ifdef FEAT_MBYTE
491 if (gui_get_wide_font() == FAIL)
492 EMSG(_("E231: 'guifontwide' invalid"));
493 #endif
495 gui.num_cols = Columns;
496 gui.num_rows = Rows;
497 gui_reset_scroll_region();
499 /* Create initial scrollbars */
500 FOR_ALL_WINDOWS(wp)
502 gui_create_scrollbar(&wp->w_scrollbars[SBAR_LEFT], SBAR_LEFT, wp);
503 gui_create_scrollbar(&wp->w_scrollbars[SBAR_RIGHT], SBAR_RIGHT, wp);
505 gui_create_scrollbar(&gui.bottom_sbar, SBAR_BOTTOM, NULL);
507 #ifdef FEAT_MENU
508 gui_create_initial_menus(root_menu);
509 #endif
510 #ifdef FEAT_SUN_WORKSHOP
511 if (usingSunWorkShop)
512 workshop_init();
513 #endif
514 #ifdef FEAT_SIGN_ICONS
515 sign_gui_started();
516 #endif
518 /* Configure the desired menu and scrollbars */
519 gui_init_which_components(NULL);
521 /* All components of the GUI have been created now */
522 gui.shell_created = TRUE;
524 #ifndef FEAT_GUI_GTK
525 /* Set the shell size, adjusted for the screen size. For GTK this only
526 * works after the shell has been opened, thus it is further down. */
527 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH);
528 #endif
529 #if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU)
530 /* Need to set the size of the menubar after all the menus have been
531 * created. */
532 gui_mch_compute_menu_height((Widget)0);
533 #endif
536 * Actually open the GUI shell.
538 if (gui_mch_open() != FAIL)
540 #ifdef FEAT_TITLE
541 maketitle();
542 resettitle();
543 #endif
544 init_gui_options();
545 #ifdef FEAT_ARABIC
546 /* Our GUI can't do bidi. */
547 p_tbidi = FALSE;
548 #endif
549 #if defined(FEAT_GUI_GTK)
550 /* Give GTK+ a chance to put all widget's into place. */
551 gui_mch_update();
553 # ifdef FEAT_MENU
554 /* If there is no 'm' in 'guioptions' we need to remove the menu now.
555 * It was still there to make F10 work. */
556 if (vim_strchr(p_go, GO_MENUS) == NULL)
558 --gui.starting;
559 gui_mch_enable_menu(FALSE);
560 ++gui.starting;
561 gui_mch_update();
563 # endif
565 /* Now make sure the shell fits on the screen. */
566 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH);
567 #endif
568 /* When 'lines' was set while starting up the topframe may have to be
569 * resized. */
570 win_new_shellsize();
572 #ifdef FEAT_BEVAL
573 /* Always create the Balloon Evaluation area, but disable it when
574 * 'ballooneval' is off */
575 # ifdef FEAT_GUI_GTK
576 balloonEval = gui_mch_create_beval_area(gui.drawarea, NULL,
577 &general_beval_cb, NULL);
578 # else
579 # if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)
581 extern Widget textArea;
582 balloonEval = gui_mch_create_beval_area(textArea, NULL,
583 &general_beval_cb, NULL);
585 # else
586 # ifdef FEAT_GUI_W32
587 balloonEval = gui_mch_create_beval_area(NULL, NULL,
588 &general_beval_cb, NULL);
589 # endif
590 # endif
591 # endif
592 if (!p_beval)
593 gui_mch_disable_beval_area(balloonEval);
594 #endif
596 #ifdef FEAT_NETBEANS_INTG
597 if (starting == 0 && usingNetbeans)
598 /* Tell the client that it can start sending commands. */
599 netbeans_startup_done();
600 #endif
601 #if defined(FEAT_XIM) && defined(FEAT_GUI_GTK)
602 if (!im_xim_isvalid_imactivate())
603 EMSG(_("E599: Value of 'imactivatekey' is invalid"));
604 #endif
605 /* When 'cmdheight' was set during startup it may not have taken
606 * effect yet. */
607 if (p_ch != 1L)
608 command_height();
610 return;
613 error2:
614 #ifdef FEAT_GUI_X11
615 /* undo gui_mch_init() */
616 gui_mch_uninit();
617 #endif
619 error:
620 gui.in_use = FALSE;
621 clip_init(FALSE);
625 void
626 gui_exit(rc)
627 int rc;
629 #ifndef __BEOS__
630 /* don't free the fonts, it leads to a BUS error
631 * richard@whitequeen.com Jul 99 */
632 free_highlight_fonts();
633 #endif
634 gui.in_use = FALSE;
635 gui_mch_exit(rc);
638 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) || defined(FEAT_GUI_MSWIN) \
639 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) || defined(PROTO)
640 # define NEED_GUI_UPDATE_SCREEN 1
642 * Called when the GUI shell is closed by the user. If there are no changed
643 * files Vim exits, otherwise there will be a dialog to ask the user what to
644 * do.
645 * When this function returns, Vim should NOT exit!
647 void
648 gui_shell_closed()
650 cmdmod_T save_cmdmod;
652 save_cmdmod = cmdmod;
654 /* Only exit when there are no changed files */
655 exiting = TRUE;
656 # ifdef FEAT_BROWSE
657 cmdmod.browse = TRUE;
658 # endif
659 # if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
660 cmdmod.confirm = TRUE;
661 # endif
662 /* If there are changed buffers, present the user with a dialog if
663 * possible, otherwise give an error message. */
664 if (!check_changed_any(FALSE))
665 getout(0);
667 exiting = FALSE;
668 cmdmod = save_cmdmod;
669 gui_update_screen(); /* redraw, window may show changed buffer */
671 #endif
674 * Set the font. "font_list" is a a comma separated list of font names. The
675 * first font name that works is used. If none is found, use the default
676 * font.
677 * If "fontset" is TRUE, the "font_list" is used as one name for the fontset.
678 * Return OK when able to set the font. When it failed FAIL is returned and
679 * the fonts are unchanged.
681 /*ARGSUSED*/
683 gui_init_font(font_list, fontset)
684 char_u *font_list;
685 int fontset;
687 #define FONTLEN 320
688 char_u font_name[FONTLEN];
689 int font_list_empty = FALSE;
690 int ret = FAIL;
692 if (!gui.in_use)
693 return FAIL;
695 font_name[0] = NUL;
696 if (*font_list == NUL)
697 font_list_empty = TRUE;
698 else
700 #ifdef FEAT_XFONTSET
701 /* When using a fontset, the whole list of fonts is one name. */
702 if (fontset)
703 ret = gui_mch_init_font(font_list, TRUE);
704 else
705 #endif
706 while (*font_list != NUL)
708 /* Isolate one comma separated font name. */
709 (void)copy_option_part(&font_list, font_name, FONTLEN, ",");
711 /* Careful!!! The Win32 version of gui_mch_init_font(), when
712 * called with "*" will change p_guifont to the selected font
713 * name, which frees the old value. This makes font_list
714 * invalid. Thus when OK is returned here, font_list must no
715 * longer be used! */
716 if (gui_mch_init_font(font_name, FALSE) == OK)
718 #if defined(FEAT_MBYTE) && !defined(HAVE_GTK2)
719 /* If it's a Unicode font, try setting 'guifontwide' to a
720 * similar double-width font. */
721 if ((p_guifontwide == NULL || *p_guifontwide == NUL)
722 && strstr((char *)font_name, "10646") != NULL)
723 set_guifontwide(font_name);
724 #endif
725 ret = OK;
726 break;
731 if (ret != OK
732 && STRCMP(font_list, "*") != 0
733 && (font_list_empty || gui.norm_font == NOFONT))
736 * Couldn't load any font in 'font_list', keep the current font if
737 * there is one. If 'font_list' is empty, or if there is no current
738 * font, tell gui_mch_init_font() to try to find a font we can load.
740 ret = gui_mch_init_font(NULL, FALSE);
743 if (ret == OK)
745 #ifndef HAVE_GTK2
746 /* Set normal font as current font */
747 # ifdef FEAT_XFONTSET
748 if (gui.fontset != NOFONTSET)
749 gui_mch_set_fontset(gui.fontset);
750 else
751 # endif
752 gui_mch_set_font(gui.norm_font);
753 #endif
754 gui_set_shellsize(FALSE,
755 #ifdef MSWIN
756 TRUE
757 #else
758 FALSE
759 #endif
760 , RESIZE_BOTH);
763 return ret;
766 #if defined(FEAT_MBYTE) || defined(PROTO)
767 # ifndef HAVE_GTK2
769 * Try setting 'guifontwide' to a font twice as wide as "name".
771 static void
772 set_guifontwide(name)
773 char_u *name;
775 int i = 0;
776 char_u wide_name[FONTLEN + 10]; /* room for 2 * width and '*' */
777 char_u *wp = NULL;
778 char_u *p;
779 GuiFont font;
781 wp = wide_name;
782 for (p = name; *p != NUL; ++p)
784 *wp++ = *p;
785 if (*p == '-')
787 ++i;
788 if (i == 6) /* font type: change "--" to "-*-" */
790 if (p[1] == '-')
791 *wp++ = '*';
793 else if (i == 12) /* found the width */
795 ++p;
796 i = getdigits(&p);
797 if (i != 0)
799 /* Double the width specification. */
800 sprintf((char *)wp, "%d%s", i * 2, p);
801 font = gui_mch_get_font(wide_name, FALSE);
802 if (font != NOFONT)
804 gui_mch_free_font(gui.wide_font);
805 gui.wide_font = font;
806 set_string_option_direct((char_u *)"gfw", -1,
807 wide_name, OPT_FREE, 0);
810 break;
815 # endif /* !HAVE_GTK2 */
818 * Get the font for 'guifontwide'.
819 * Return FAIL for an invalid font name.
822 gui_get_wide_font()
824 GuiFont font = NOFONT;
825 char_u font_name[FONTLEN];
826 char_u *p;
828 if (!gui.in_use) /* Can't allocate font yet, assume it's OK. */
829 return OK; /* Will give an error message later. */
831 if (p_guifontwide != NULL && *p_guifontwide != NUL)
833 for (p = p_guifontwide; *p != NUL; )
835 /* Isolate one comma separated font name. */
836 (void)copy_option_part(&p, font_name, FONTLEN, ",");
837 font = gui_mch_get_font(font_name, FALSE);
838 if (font != NOFONT)
839 break;
841 if (font == NOFONT)
842 return FAIL;
845 gui_mch_free_font(gui.wide_font);
846 #ifdef HAVE_GTK2
847 /* Avoid unnecessary overhead if 'guifontwide' is equal to 'guifont'. */
848 if (font != NOFONT && gui.norm_font != NOFONT
849 && pango_font_description_equal(font, gui.norm_font))
851 gui.wide_font = NOFONT;
852 gui_mch_free_font(font);
854 else
855 #endif
856 gui.wide_font = font;
857 return OK;
859 #endif
861 void
862 gui_set_cursor(row, col)
863 int row;
864 int col;
866 gui.row = row;
867 gui.col = col;
871 * gui_check_pos - check if the cursor is on the screen.
873 static void
874 gui_check_pos()
876 if (gui.row >= screen_Rows)
877 gui.row = screen_Rows - 1;
878 if (gui.col >= screen_Columns)
879 gui.col = screen_Columns - 1;
880 if (gui.cursor_row >= screen_Rows || gui.cursor_col >= screen_Columns)
881 gui.cursor_is_valid = FALSE;
885 * Redraw the cursor if necessary or when forced.
886 * Careful: The contents of ScreenLines[] must match what is on the screen,
887 * otherwise this goes wrong. May need to call out_flush() first.
889 void
890 gui_update_cursor(force, clear_selection)
891 int force; /* when TRUE, update even when not moved */
892 int clear_selection;/* clear selection under cursor */
894 int cur_width = 0;
895 int cur_height = 0;
896 int old_hl_mask;
897 int idx;
898 int id;
899 guicolor_T cfg, cbg, cc; /* cursor fore-/background color */
900 int cattr; /* cursor attributes */
901 int attr;
902 attrentry_T *aep = NULL;
904 /* Don't update the cursor when halfway busy scrolling.
905 * ScreenLines[] isn't valid then. */
906 if (!can_update_cursor)
907 return;
909 gui_check_pos();
910 if (!gui.cursor_is_valid || force
911 || gui.row != gui.cursor_row || gui.col != gui.cursor_col)
913 gui_undraw_cursor();
914 if (gui.row < 0)
915 return;
916 #ifdef USE_IM_CONTROL
917 if (gui.row != gui.cursor_row || gui.col != gui.cursor_col)
918 im_set_position(gui.row, gui.col);
919 #endif
920 gui.cursor_row = gui.row;
921 gui.cursor_col = gui.col;
923 /* Only write to the screen after ScreenLines[] has been initialized */
924 if (!screen_cleared || ScreenLines == NULL)
925 return;
927 /* Clear the selection if we are about to write over it */
928 if (clear_selection)
929 clip_may_clear_selection(gui.row, gui.row);
930 /* Check that the cursor is inside the shell (resizing may have made
931 * it invalid) */
932 if (gui.row >= screen_Rows || gui.col >= screen_Columns)
933 return;
935 gui.cursor_is_valid = TRUE;
938 * How the cursor is drawn depends on the current mode.
940 idx = get_shape_idx(FALSE);
941 if (State & LANGMAP)
942 id = shape_table[idx].id_lm;
943 else
944 id = shape_table[idx].id;
946 /* get the colors and attributes for the cursor. Default is inverted */
947 cfg = INVALCOLOR;
948 cbg = INVALCOLOR;
949 cattr = HL_INVERSE;
950 gui_mch_set_blinking(shape_table[idx].blinkwait,
951 shape_table[idx].blinkon,
952 shape_table[idx].blinkoff);
953 if (id > 0)
955 cattr = syn_id2colors(id, &cfg, &cbg);
956 #if defined(USE_IM_CONTROL) || defined(FEAT_HANGULIN)
958 static int iid;
959 guicolor_T fg, bg;
961 if (im_get_status())
963 iid = syn_name2id((char_u *)"CursorIM");
964 if (iid > 0)
966 syn_id2colors(iid, &fg, &bg);
967 if (bg != INVALCOLOR)
968 cbg = bg;
969 if (fg != INVALCOLOR)
970 cfg = fg;
974 #endif
978 * Get the attributes for the character under the cursor.
979 * When no cursor color was given, use the character color.
981 attr = ScreenAttrs[LineOffset[gui.row] + gui.col];
982 if (attr > HL_ALL)
983 aep = syn_gui_attr2entry(attr);
984 if (aep != NULL)
986 attr = aep->ae_attr;
987 if (cfg == INVALCOLOR)
988 cfg = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color
989 : aep->ae_u.gui.fg_color);
990 if (cbg == INVALCOLOR)
991 cbg = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color
992 : aep->ae_u.gui.bg_color);
994 if (cfg == INVALCOLOR)
995 cfg = (attr & HL_INVERSE) ? gui.back_pixel : gui.norm_pixel;
996 if (cbg == INVALCOLOR)
997 cbg = (attr & HL_INVERSE) ? gui.norm_pixel : gui.back_pixel;
999 #ifdef FEAT_XIM
1000 if (aep != NULL)
1002 xim_bg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color
1003 : aep->ae_u.gui.bg_color);
1004 xim_fg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color
1005 : aep->ae_u.gui.fg_color);
1006 if (xim_bg_color == INVALCOLOR)
1007 xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel
1008 : gui.back_pixel;
1009 if (xim_fg_color == INVALCOLOR)
1010 xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel
1011 : gui.norm_pixel;
1013 else
1015 xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel
1016 : gui.back_pixel;
1017 xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel
1018 : gui.norm_pixel;
1020 #endif
1022 attr &= ~HL_INVERSE;
1023 if (cattr & HL_INVERSE)
1025 cc = cbg;
1026 cbg = cfg;
1027 cfg = cc;
1029 cattr &= ~HL_INVERSE;
1032 * When we don't have window focus, draw a hollow cursor.
1034 if (!gui.in_focus)
1036 gui_mch_draw_hollow_cursor(cbg);
1037 return;
1040 old_hl_mask = gui.highlight_mask;
1041 if (shape_table[idx].shape == SHAPE_BLOCK
1042 #ifdef FEAT_HANGULIN
1043 || composing_hangul
1044 #endif
1048 * Draw the text character with the cursor colors. Use the
1049 * character attributes plus the cursor attributes.
1051 gui.highlight_mask = (cattr | attr);
1052 #ifdef FEAT_HANGULIN
1053 if (composing_hangul)
1054 (void)gui_outstr_nowrap(composing_hangul_buffer, 2,
1055 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, cfg, cbg, 0);
1056 else
1057 #endif
1058 (void)gui_screenchar(LineOffset[gui.row] + gui.col,
1059 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, cfg, cbg, 0);
1061 else
1063 #if defined(FEAT_MBYTE) && defined(FEAT_RIGHTLEFT)
1064 int col_off = FALSE;
1065 #endif
1067 * First draw the partial cursor, then overwrite with the text
1068 * character, using a transparent background.
1070 if (shape_table[idx].shape == SHAPE_VER)
1072 cur_height = gui.char_height;
1073 cur_width = (gui.char_width * shape_table[idx].percentage
1074 + 99) / 100;
1076 else
1078 cur_height = (gui.char_height * shape_table[idx].percentage
1079 + 99) / 100;
1080 cur_width = gui.char_width;
1082 #ifdef FEAT_MBYTE
1083 if (has_mbyte && (*mb_off2cells)(LineOffset[gui.row] + gui.col,
1084 LineOffset[gui.row] + screen_Columns) > 1)
1086 /* Double wide character. */
1087 if (shape_table[idx].shape != SHAPE_VER)
1088 cur_width += gui.char_width;
1089 # ifdef FEAT_RIGHTLEFT
1090 if (CURSOR_BAR_RIGHT)
1092 /* gui.col points to the left halve of the character but
1093 * the vertical line needs to be on the right halve.
1094 * A double-wide horizontal line is also drawn from the
1095 * right halve in gui_mch_draw_part_cursor(). */
1096 col_off = TRUE;
1097 ++gui.col;
1099 # endif
1101 #endif
1102 gui_mch_draw_part_cursor(cur_width, cur_height, cbg);
1103 #if defined(FEAT_MBYTE) && defined(FEAT_RIGHTLEFT)
1104 if (col_off)
1105 --gui.col;
1106 #endif
1108 #ifndef FEAT_GUI_MSWIN /* doesn't seem to work for MSWindows */
1109 gui.highlight_mask = ScreenAttrs[LineOffset[gui.row] + gui.col];
1110 (void)gui_screenchar(LineOffset[gui.row] + gui.col,
1111 GUI_MON_TRS_CURSOR | GUI_MON_NOCLEAR,
1112 (guicolor_T)0, (guicolor_T)0, 0);
1113 #endif
1115 gui.highlight_mask = old_hl_mask;
1119 #if defined(FEAT_MENU) || defined(PROTO)
1120 void
1121 gui_position_menu()
1123 # if !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF)
1124 if (gui.menu_is_active && gui.in_use)
1125 gui_mch_set_menu_pos(0, 0, gui.menu_width, gui.menu_height);
1126 # endif
1128 #endif
1131 * Position the various GUI components (text area, menu). The vertical
1132 * scrollbars are NOT handled here. See gui_update_scrollbars().
1134 /*ARGSUSED*/
1135 static void
1136 gui_position_components(total_width)
1137 int total_width;
1139 int text_area_x;
1140 int text_area_y;
1141 int text_area_width;
1142 int text_area_height;
1144 /* avoid that moving components around generates events */
1145 ++hold_gui_events;
1147 text_area_x = 0;
1148 if (gui.which_scrollbars[SBAR_LEFT])
1149 text_area_x += gui.scrollbar_width;
1151 text_area_y = 0;
1152 #if defined(FEAT_MENU) && !(defined(FEAT_GUI_GTK) || defined(FEAT_GUI_PHOTON))
1153 gui.menu_width = total_width;
1154 if (gui.menu_is_active)
1155 text_area_y += gui.menu_height;
1156 #endif
1157 #if defined(FEAT_TOOLBAR) && defined(FEAT_GUI_MSWIN)
1158 if (vim_strchr(p_go, GO_TOOLBAR) != NULL)
1159 text_area_y = TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT;
1160 #endif
1162 # if defined(FEAT_GUI_TABLINE) && (defined(FEAT_GUI_MSWIN) \
1163 || defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_MAC))
1164 if (gui_has_tabline())
1165 text_area_y += gui.tabline_height;
1166 #endif
1168 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA))
1169 if (vim_strchr(p_go, GO_TOOLBAR) != NULL)
1171 # ifdef FEAT_GUI_ATHENA
1172 gui_mch_set_toolbar_pos(0, text_area_y,
1173 gui.menu_width, gui.toolbar_height);
1174 # endif
1175 text_area_y += gui.toolbar_height;
1177 #endif
1179 text_area_width = gui.num_cols * gui.char_width + gui.border_offset * 2;
1180 text_area_height = gui.num_rows * gui.char_height + gui.border_offset * 2;
1182 gui_mch_set_text_area_pos(text_area_x,
1183 text_area_y,
1184 text_area_width,
1185 text_area_height
1186 #if defined(FEAT_XIM) && !defined(HAVE_GTK2)
1187 + xim_get_status_area_height()
1188 #endif
1190 #ifdef FEAT_MENU
1191 gui_position_menu();
1192 #endif
1193 if (gui.which_scrollbars[SBAR_BOTTOM])
1194 gui_mch_set_scrollbar_pos(&gui.bottom_sbar,
1195 text_area_x,
1196 text_area_y + text_area_height,
1197 text_area_width,
1198 gui.scrollbar_height);
1199 gui.left_sbar_x = 0;
1200 gui.right_sbar_x = text_area_x + text_area_width;
1202 --hold_gui_events;
1206 * Get the width of the widgets and decorations to the side of the text area.
1209 gui_get_base_width()
1211 int base_width;
1213 base_width = 2 * gui.border_offset;
1214 if (gui.which_scrollbars[SBAR_LEFT])
1215 base_width += gui.scrollbar_width;
1216 if (gui.which_scrollbars[SBAR_RIGHT])
1217 base_width += gui.scrollbar_width;
1218 return base_width;
1222 * Get the height of the widgets and decorations above and below the text area.
1225 gui_get_base_height()
1227 int base_height;
1229 base_height = 2 * gui.border_offset;
1230 if (gui.which_scrollbars[SBAR_BOTTOM])
1231 base_height += gui.scrollbar_height;
1232 #ifdef FEAT_GUI_GTK
1233 /* We can't take the sizes properly into account until anything is
1234 * realized. Therefore we recalculate all the values here just before
1235 * setting the size. (--mdcki) */
1236 #else
1237 # ifdef FEAT_MENU
1238 if (gui.menu_is_active)
1239 base_height += gui.menu_height;
1240 # endif
1241 # ifdef FEAT_TOOLBAR
1242 if (vim_strchr(p_go, GO_TOOLBAR) != NULL)
1243 # if defined(FEAT_GUI_MSWIN) && defined(FEAT_TOOLBAR)
1244 base_height += (TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT);
1245 # else
1246 base_height += gui.toolbar_height;
1247 # endif
1248 # endif
1249 # if defined(FEAT_GUI_TABLINE) && (defined(FEAT_GUI_MSWIN) \
1250 || defined(FEAT_GUI_MOTIF))
1251 if (gui_has_tabline())
1252 base_height += gui.tabline_height;
1253 # endif
1254 # ifdef FEAT_FOOTER
1255 if (vim_strchr(p_go, GO_FOOTER) != NULL)
1256 base_height += gui.footer_height;
1257 # endif
1258 # if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU)
1259 base_height += gui_mch_text_area_extra_height();
1260 # endif
1261 #endif
1262 return base_height;
1266 * Should be called after the GUI shell has been resized. Its arguments are
1267 * the new width and height of the shell in pixels.
1269 void
1270 gui_resize_shell(pixel_width, pixel_height)
1271 int pixel_width;
1272 int pixel_height;
1274 static int busy = FALSE;
1276 if (!gui.shell_created) /* ignore when still initializing */
1277 return;
1280 * Can't resize the screen while it is being redrawn. Remember the new
1281 * size and handle it later.
1283 if (updating_screen || busy)
1285 new_pixel_width = pixel_width;
1286 new_pixel_height = pixel_height;
1287 return;
1290 again:
1291 busy = TRUE;
1293 /* Flush pending output before redrawing */
1294 out_flush();
1296 gui.num_cols = (pixel_width - gui_get_base_width()) / gui.char_width;
1297 gui.num_rows = (pixel_height - gui_get_base_height()) / gui.char_height;
1299 gui_position_components(pixel_width);
1301 gui_reset_scroll_region();
1303 * At the "more" and ":confirm" prompt there is no redraw, put the cursor
1304 * at the last line here (why does it have to be one row too low?).
1306 if (State == ASKMORE || State == CONFIRM)
1307 gui.row = gui.num_rows;
1309 /* Only comparing Rows and Columns may be sufficient, but let's stay on
1310 * the safe side. */
1311 if (gui.num_rows != screen_Rows || gui.num_cols != screen_Columns
1312 || gui.num_rows != Rows || gui.num_cols != Columns)
1313 shell_resized();
1315 gui_update_scrollbars(TRUE);
1316 gui_update_cursor(FALSE, TRUE);
1317 #if defined(FEAT_XIM) && !defined(HAVE_GTK2)
1318 xim_set_status_area();
1319 #endif
1321 busy = FALSE;
1324 * We could have been called again while redrawing the screen.
1325 * Need to do it all again with the latest size then.
1327 if (new_pixel_height)
1329 pixel_width = new_pixel_width;
1330 pixel_height = new_pixel_height;
1331 new_pixel_width = 0;
1332 new_pixel_height = 0;
1333 goto again;
1338 * Check if gui_resize_shell() must be called.
1340 void
1341 gui_may_resize_shell()
1343 int h, w;
1345 if (new_pixel_height)
1347 /* careful: gui_resize_shell() may postpone the resize again if we
1348 * were called indirectly by it */
1349 w = new_pixel_width;
1350 h = new_pixel_height;
1351 new_pixel_width = 0;
1352 new_pixel_height = 0;
1353 gui_resize_shell(w, h);
1358 gui_get_shellsize()
1360 Rows = gui.num_rows;
1361 Columns = gui.num_cols;
1362 return OK;
1366 * Set the size of the Vim shell according to Rows and Columns.
1367 * If "fit_to_display" is TRUE then the size may be reduced to fit the window
1368 * on the screen.
1370 /*ARGSUSED*/
1371 void
1372 gui_set_shellsize(mustset, fit_to_display, direction)
1373 int mustset; /* set by the user */
1374 int fit_to_display;
1375 int direction; /* RESIZE_HOR, RESIZE_VER */
1377 int base_width;
1378 int base_height;
1379 int width;
1380 int height;
1381 int min_width;
1382 int min_height;
1383 int screen_w;
1384 int screen_h;
1386 if (!gui.shell_created)
1387 return;
1389 #ifdef MSWIN
1390 /* If not setting to a user specified size and maximized, calculate the
1391 * number of characters that fit in the maximized window. */
1392 if (!mustset && gui_mch_maximized())
1394 gui_mch_newfont();
1395 return;
1397 #endif
1399 base_width = gui_get_base_width();
1400 base_height = gui_get_base_height();
1401 #ifdef USE_SUN_WORKSHOP
1402 if (!mustset && usingSunWorkShop
1403 && workshop_get_width_height(&width, &height))
1405 Columns = (width - base_width + gui.char_width - 1) / gui.char_width;
1406 Rows = (height - base_height + gui.char_height - 1) / gui.char_height;
1408 else
1409 #endif
1411 width = Columns * gui.char_width + base_width;
1412 height = Rows * gui.char_height + base_height;
1415 if (fit_to_display)
1417 gui_mch_get_screen_dimensions(&screen_w, &screen_h);
1418 if ((direction & RESIZE_HOR) && width > screen_w)
1420 Columns = (screen_w - base_width) / gui.char_width;
1421 if (Columns < MIN_COLUMNS)
1422 Columns = MIN_COLUMNS;
1423 width = Columns * gui.char_width + base_width;
1425 if ((direction & RESIZE_VERT) && height > screen_h)
1427 Rows = (screen_h - base_height) / gui.char_height;
1428 check_shellsize();
1429 height = Rows * gui.char_height + base_height;
1432 gui.num_cols = Columns;
1433 gui.num_rows = Rows;
1435 min_width = base_width + MIN_COLUMNS * gui.char_width;
1436 min_height = base_height + MIN_LINES * gui.char_height;
1437 # ifdef FEAT_WINDOWS
1438 min_height += tabline_height() * gui.char_height;
1439 # endif
1441 gui_mch_set_shellsize(width, height, min_width, min_height,
1442 base_width, base_height, direction);
1443 if (fit_to_display)
1445 int x, y;
1447 /* Some window managers put the Vim window left of/above the screen. */
1448 gui_mch_update();
1449 if (gui_mch_get_winpos(&x, &y) == OK && (x < 0 || y < 0))
1450 gui_mch_set_winpos(x < 0 ? 0 : x, y < 0 ? 0 : y);
1453 gui_position_components(width);
1454 gui_update_scrollbars(TRUE);
1455 gui_reset_scroll_region();
1459 * Called when Rows and/or Columns has changed.
1461 void
1462 gui_new_shellsize()
1464 gui_reset_scroll_region();
1468 * Make scroll region cover whole screen.
1470 void
1471 gui_reset_scroll_region()
1473 gui.scroll_region_top = 0;
1474 gui.scroll_region_bot = gui.num_rows - 1;
1475 gui.scroll_region_left = 0;
1476 gui.scroll_region_right = gui.num_cols - 1;
1479 void
1480 gui_start_highlight(mask)
1481 int mask;
1483 if (mask > HL_ALL) /* highlight code */
1484 gui.highlight_mask = mask;
1485 else /* mask */
1486 gui.highlight_mask |= mask;
1489 void
1490 gui_stop_highlight(mask)
1491 int mask;
1493 if (mask > HL_ALL) /* highlight code */
1494 gui.highlight_mask = HL_NORMAL;
1495 else /* mask */
1496 gui.highlight_mask &= ~mask;
1500 * Clear a rectangular region of the screen from text pos (row1, col1) to
1501 * (row2, col2) inclusive.
1503 void
1504 gui_clear_block(row1, col1, row2, col2)
1505 int row1;
1506 int col1;
1507 int row2;
1508 int col2;
1510 /* Clear the selection if we are about to write over it */
1511 clip_may_clear_selection(row1, row2);
1513 gui_mch_clear_block(row1, col1, row2, col2);
1515 /* Invalidate cursor if it was in this block */
1516 if ( gui.cursor_row >= row1 && gui.cursor_row <= row2
1517 && gui.cursor_col >= col1 && gui.cursor_col <= col2)
1518 gui.cursor_is_valid = FALSE;
1522 * Write code to update the cursor later. This avoids the need to flush the
1523 * output buffer before calling gui_update_cursor().
1525 void
1526 gui_update_cursor_later()
1528 OUT_STR(IF_EB("\033|s", ESC_STR "|s"));
1531 void
1532 gui_write(s, len)
1533 char_u *s;
1534 int len;
1536 char_u *p;
1537 int arg1 = 0, arg2 = 0;
1538 /* this doesn't make sense, disabled until someone can explain why it
1539 * would be needed */
1540 #if 0 && (defined(RISCOS) || defined(WIN16))
1541 int force_cursor = TRUE; /* JK230798, stop Vim being smart or
1542 our redraw speed will suffer */
1543 #else
1544 int force_cursor = FALSE; /* force cursor update */
1545 #endif
1546 int force_scrollbar = FALSE;
1547 static win_T *old_curwin = NULL;
1549 /* #define DEBUG_GUI_WRITE */
1550 #ifdef DEBUG_GUI_WRITE
1552 int i;
1553 char_u *str;
1555 printf("gui_write(%d):\n ", len);
1556 for (i = 0; i < len; i++)
1557 if (s[i] == ESC)
1559 if (i != 0)
1560 printf("\n ");
1561 printf("<ESC>");
1563 else
1565 str = transchar_byte(s[i]);
1566 if (str[0] && str[1])
1567 printf("<%s>", (char *)str);
1568 else
1569 printf("%s", (char *)str);
1571 printf("\n");
1573 #endif
1574 while (len)
1576 if (s[0] == ESC && s[1] == '|')
1578 p = s + 2;
1579 if (VIM_ISDIGIT(*p))
1581 arg1 = getdigits(&p);
1582 if (p > s + len)
1583 break;
1584 if (*p == ';')
1586 ++p;
1587 arg2 = getdigits(&p);
1588 if (p > s + len)
1589 break;
1592 switch (*p)
1594 case 'C': /* Clear screen */
1595 clip_scroll_selection(9999);
1596 gui_mch_clear_all();
1597 gui.cursor_is_valid = FALSE;
1598 force_scrollbar = TRUE;
1599 break;
1600 case 'M': /* Move cursor */
1601 gui_set_cursor(arg1, arg2);
1602 break;
1603 case 's': /* force cursor (shape) update */
1604 force_cursor = TRUE;
1605 break;
1606 case 'R': /* Set scroll region */
1607 if (arg1 < arg2)
1609 gui.scroll_region_top = arg1;
1610 gui.scroll_region_bot = arg2;
1612 else
1614 gui.scroll_region_top = arg2;
1615 gui.scroll_region_bot = arg1;
1617 break;
1618 #ifdef FEAT_VERTSPLIT
1619 case 'V': /* Set vertical scroll region */
1620 if (arg1 < arg2)
1622 gui.scroll_region_left = arg1;
1623 gui.scroll_region_right = arg2;
1625 else
1627 gui.scroll_region_left = arg2;
1628 gui.scroll_region_right = arg1;
1630 break;
1631 #endif
1632 case 'd': /* Delete line */
1633 gui_delete_lines(gui.row, 1);
1634 break;
1635 case 'D': /* Delete lines */
1636 gui_delete_lines(gui.row, arg1);
1637 break;
1638 case 'i': /* Insert line */
1639 gui_insert_lines(gui.row, 1);
1640 break;
1641 case 'I': /* Insert lines */
1642 gui_insert_lines(gui.row, arg1);
1643 break;
1644 case '$': /* Clear to end-of-line */
1645 gui_clear_block(gui.row, gui.col, gui.row,
1646 (int)Columns - 1);
1647 break;
1648 case 'h': /* Turn on highlighting */
1649 gui_start_highlight(arg1);
1650 break;
1651 case 'H': /* Turn off highlighting */
1652 gui_stop_highlight(arg1);
1653 break;
1654 case 'f': /* flash the window (visual bell) */
1655 gui_mch_flash(arg1 == 0 ? 20 : arg1);
1656 break;
1657 default:
1658 p = s + 1; /* Skip the ESC */
1659 break;
1661 len -= (int)(++p - s);
1662 s = p;
1664 else if (
1665 #ifdef EBCDIC
1666 CtrlChar(s[0]) != 0 /* Ctrl character */
1667 #else
1668 s[0] < 0x20 /* Ctrl character */
1669 #endif
1670 #ifdef FEAT_SIGN_ICONS
1671 && s[0] != SIGN_BYTE
1672 # ifdef FEAT_NETBEANS_INTG
1673 && s[0] != MULTISIGN_BYTE
1674 # endif
1675 #endif
1678 if (s[0] == '\n') /* NL */
1680 gui.col = 0;
1681 if (gui.row < gui.scroll_region_bot)
1682 gui.row++;
1683 else
1684 gui_delete_lines(gui.scroll_region_top, 1);
1686 else if (s[0] == '\r') /* CR */
1688 gui.col = 0;
1690 else if (s[0] == '\b') /* Backspace */
1692 if (gui.col)
1693 --gui.col;
1695 else if (s[0] == Ctrl_L) /* cursor-right */
1697 ++gui.col;
1699 else if (s[0] == Ctrl_G) /* Beep */
1701 gui_mch_beep();
1703 /* Other Ctrl character: shouldn't happen! */
1705 --len; /* Skip this char */
1706 ++s;
1708 else
1710 p = s;
1711 while (len > 0 && (
1712 #ifdef EBCDIC
1713 CtrlChar(*p) == 0
1714 #else
1715 *p >= 0x20
1716 #endif
1717 #ifdef FEAT_SIGN_ICONS
1718 || *p == SIGN_BYTE
1719 # ifdef FEAT_NETBEANS_INTG
1720 || *p == MULTISIGN_BYTE
1721 # endif
1722 #endif
1725 len--;
1726 p++;
1728 gui_outstr(s, (int)(p - s));
1729 s = p;
1733 /* Postponed update of the cursor (won't work if "can_update_cursor" isn't
1734 * set). */
1735 if (force_cursor)
1736 gui_update_cursor(TRUE, TRUE);
1738 /* When switching to another window the dragging must have stopped.
1739 * Required for GTK, dragged_sb isn't reset. */
1740 if (old_curwin != curwin)
1741 gui.dragged_sb = SBAR_NONE;
1743 /* Update the scrollbars after clearing the screen or when switched
1744 * to another window.
1745 * Update the horizontal scrollbar always, it's difficult to check all
1746 * situations where it might change. */
1747 if (force_scrollbar || old_curwin != curwin)
1748 gui_update_scrollbars(force_scrollbar);
1749 else
1750 gui_update_horiz_scrollbar(FALSE);
1751 old_curwin = curwin;
1754 * We need to make sure this is cleared since Athena doesn't tell us when
1755 * he is done dragging. Do the same for GTK.
1757 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_GTK)
1758 gui.dragged_sb = SBAR_NONE;
1759 #endif
1761 gui_mch_flush(); /* In case vim decides to take a nap */
1765 * When ScreenLines[] is invalid, updating the cursor should not be done, it
1766 * produces wrong results. Call gui_dont_update_cursor() before that code and
1767 * gui_can_update_cursor() afterwards.
1769 void
1770 gui_dont_update_cursor()
1772 if (gui.in_use)
1774 /* Undraw the cursor now, we probably can't do it after the change. */
1775 gui_undraw_cursor();
1776 can_update_cursor = FALSE;
1780 void
1781 gui_can_update_cursor()
1783 can_update_cursor = TRUE;
1784 /* No need to update the cursor right now, there is always more output
1785 * after scrolling. */
1788 static void
1789 gui_outstr(s, len)
1790 char_u *s;
1791 int len;
1793 int this_len;
1794 #ifdef FEAT_MBYTE
1795 int cells;
1796 #endif
1798 if (len == 0)
1799 return;
1801 if (len < 0)
1802 len = (int)STRLEN(s);
1804 while (len > 0)
1806 #ifdef FEAT_MBYTE
1807 if (has_mbyte)
1809 /* Find out how many chars fit in the current line. */
1810 cells = 0;
1811 for (this_len = 0; this_len < len; )
1813 cells += (*mb_ptr2cells)(s + this_len);
1814 if (gui.col + cells > Columns)
1815 break;
1816 this_len += (*mb_ptr2len)(s + this_len);
1818 if (this_len > len)
1819 this_len = len; /* don't include following composing char */
1821 else
1822 #endif
1823 if (gui.col + len > Columns)
1824 this_len = Columns - gui.col;
1825 else
1826 this_len = len;
1828 (void)gui_outstr_nowrap(s, this_len,
1829 0, (guicolor_T)0, (guicolor_T)0, 0);
1830 s += this_len;
1831 len -= this_len;
1832 #ifdef FEAT_MBYTE
1833 /* fill up for a double-width char that doesn't fit. */
1834 if (len > 0 && gui.col < Columns)
1835 (void)gui_outstr_nowrap((char_u *)" ", 1,
1836 0, (guicolor_T)0, (guicolor_T)0, 0);
1837 #endif
1838 /* The cursor may wrap to the next line. */
1839 if (gui.col >= Columns)
1841 gui.col = 0;
1842 gui.row++;
1848 * Output one character (may be one or two display cells).
1849 * Caller must check for valid "off".
1850 * Returns FAIL or OK, just like gui_outstr_nowrap().
1852 static int
1853 gui_screenchar(off, flags, fg, bg, back)
1854 int off; /* Offset from start of screen */
1855 int flags;
1856 guicolor_T fg, bg; /* colors for cursor */
1857 int back; /* backup this many chars when using bold trick */
1859 #ifdef FEAT_MBYTE
1860 char_u buf[MB_MAXBYTES + 1];
1862 /* Don't draw right halve of a double-width UTF-8 char. "cannot happen" */
1863 if (enc_utf8 && ScreenLines[off] == 0)
1864 return OK;
1866 if (enc_utf8 && ScreenLinesUC[off] != 0)
1867 /* Draw UTF-8 multi-byte character. */
1868 return gui_outstr_nowrap(buf, utfc_char2bytes(off, buf),
1869 flags, fg, bg, back);
1871 if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e)
1873 buf[0] = ScreenLines[off];
1874 buf[1] = ScreenLines2[off];
1875 return gui_outstr_nowrap(buf, 2, flags, fg, bg, back);
1878 /* Draw non-multi-byte character or DBCS character. */
1879 return gui_outstr_nowrap(ScreenLines + off,
1880 enc_dbcs ? (*mb_ptr2len)(ScreenLines + off) : 1,
1881 flags, fg, bg, back);
1882 #else
1883 return gui_outstr_nowrap(ScreenLines + off, 1, flags, fg, bg, back);
1884 #endif
1887 #ifdef HAVE_GTK2
1889 * Output the string at the given screen position. This is used in place
1890 * of gui_screenchar() where possible because Pango needs as much context
1891 * as possible to work nicely. It's a lot faster as well.
1893 static int
1894 gui_screenstr(off, len, flags, fg, bg, back)
1895 int off; /* Offset from start of screen */
1896 int len; /* string length in screen cells */
1897 int flags;
1898 guicolor_T fg, bg; /* colors for cursor */
1899 int back; /* backup this many chars when using bold trick */
1901 char_u *buf;
1902 int outlen = 0;
1903 int i;
1904 int retval;
1906 if (len <= 0) /* "cannot happen"? */
1907 return OK;
1909 if (enc_utf8)
1911 buf = alloc((unsigned)(len * MB_MAXBYTES + 1));
1912 if (buf == NULL)
1913 return OK; /* not much we could do here... */
1915 for (i = off; i < off + len; ++i)
1917 if (ScreenLines[i] == 0)
1918 continue; /* skip second half of double-width char */
1920 if (ScreenLinesUC[i] == 0)
1921 buf[outlen++] = ScreenLines[i];
1922 else
1923 outlen += utfc_char2bytes(i, buf + outlen);
1926 buf[outlen] = NUL; /* only to aid debugging */
1927 retval = gui_outstr_nowrap(buf, outlen, flags, fg, bg, back);
1928 vim_free(buf);
1930 return retval;
1932 else if (enc_dbcs == DBCS_JPNU)
1934 buf = alloc((unsigned)(len * 2 + 1));
1935 if (buf == NULL)
1936 return OK; /* not much we could do here... */
1938 for (i = off; i < off + len; ++i)
1940 buf[outlen++] = ScreenLines[i];
1942 /* handle double-byte single-width char */
1943 if (ScreenLines[i] == 0x8e)
1944 buf[outlen++] = ScreenLines2[i];
1945 else if (MB_BYTE2LEN(ScreenLines[i]) == 2)
1946 buf[outlen++] = ScreenLines[++i];
1949 buf[outlen] = NUL; /* only to aid debugging */
1950 retval = gui_outstr_nowrap(buf, outlen, flags, fg, bg, back);
1951 vim_free(buf);
1953 return retval;
1955 else
1957 return gui_outstr_nowrap(&ScreenLines[off], len,
1958 flags, fg, bg, back);
1961 #endif /* HAVE_GTK2 */
1964 * Output the given string at the current cursor position. If the string is
1965 * too long to fit on the line, then it is truncated.
1966 * "flags":
1967 * GUI_MON_IS_CURSOR should only be used when this function is being called to
1968 * actually draw (an inverted) cursor.
1969 * GUI_MON_TRS_CURSOR is used to draw the cursor text with a transparent
1970 * background.
1971 * GUI_MON_NOCLEAR is used to avoid clearing the selection when drawing over
1972 * it.
1973 * Returns OK, unless "back" is non-zero and using the bold trick, then return
1974 * FAIL (the caller should start drawing "back" chars back).
1977 gui_outstr_nowrap(s, len, flags, fg, bg, back)
1978 char_u *s;
1979 int len;
1980 int flags;
1981 guicolor_T fg, bg; /* colors for cursor */
1982 int back; /* backup this many chars when using bold trick */
1984 long_u highlight_mask;
1985 long_u hl_mask_todo;
1986 guicolor_T fg_color;
1987 guicolor_T bg_color;
1988 guicolor_T sp_color;
1989 #if !defined(MSWIN16_FASTTEXT) && !defined(HAVE_GTK2)
1990 GuiFont font = NOFONT;
1991 # ifdef FEAT_XFONTSET
1992 GuiFontset fontset = NOFONTSET;
1993 # endif
1994 #endif
1995 attrentry_T *aep = NULL;
1996 int draw_flags;
1997 int col = gui.col;
1998 #ifdef FEAT_SIGN_ICONS
1999 int draw_sign = FALSE;
2000 # ifdef FEAT_NETBEANS_INTG
2001 int multi_sign = FALSE;
2002 # endif
2003 #endif
2005 if (len < 0)
2006 len = (int)STRLEN(s);
2007 if (len == 0)
2008 return OK;
2010 #ifdef FEAT_SIGN_ICONS
2011 if (*s == SIGN_BYTE
2012 # ifdef FEAT_NETBEANS_INTG
2013 || *s == MULTISIGN_BYTE
2014 # endif
2017 # ifdef FEAT_NETBEANS_INTG
2018 if (*s == MULTISIGN_BYTE)
2019 multi_sign = TRUE;
2020 # endif
2021 /* draw spaces instead */
2022 s = (char_u *)" ";
2023 if (len == 1 && col > 0)
2024 --col;
2025 len = 2;
2026 draw_sign = TRUE;
2027 highlight_mask = 0;
2029 else
2030 #endif
2031 if (gui.highlight_mask > HL_ALL)
2033 aep = syn_gui_attr2entry(gui.highlight_mask);
2034 if (aep == NULL) /* highlighting not set */
2035 highlight_mask = 0;
2036 else
2037 highlight_mask = aep->ae_attr;
2039 else
2040 highlight_mask = gui.highlight_mask;
2041 hl_mask_todo = highlight_mask;
2043 #if !defined(MSWIN16_FASTTEXT) && !defined(HAVE_GTK2)
2044 /* Set the font */
2045 if (aep != NULL && aep->ae_u.gui.font != NOFONT)
2046 font = aep->ae_u.gui.font;
2047 # ifdef FEAT_XFONTSET
2048 else if (aep != NULL && aep->ae_u.gui.fontset != NOFONTSET)
2049 fontset = aep->ae_u.gui.fontset;
2050 # endif
2051 else
2053 # ifdef FEAT_XFONTSET
2054 if (gui.fontset != NOFONTSET)
2055 fontset = gui.fontset;
2056 else
2057 # endif
2058 if (hl_mask_todo & (HL_BOLD | HL_STANDOUT))
2060 if ((hl_mask_todo & HL_ITALIC) && gui.boldital_font != NOFONT)
2062 font = gui.boldital_font;
2063 hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT | HL_ITALIC);
2065 else if (gui.bold_font != NOFONT)
2067 font = gui.bold_font;
2068 hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT);
2070 else
2071 font = gui.norm_font;
2073 else if ((hl_mask_todo & HL_ITALIC) && gui.ital_font != NOFONT)
2075 font = gui.ital_font;
2076 hl_mask_todo &= ~HL_ITALIC;
2078 else
2079 font = gui.norm_font;
2081 # ifdef FEAT_XFONTSET
2082 if (fontset != NOFONTSET)
2083 gui_mch_set_fontset(fontset);
2084 else
2085 # endif
2086 gui_mch_set_font(font);
2087 #endif
2089 draw_flags = 0;
2091 /* Set the color */
2092 bg_color = gui.back_pixel;
2093 if ((flags & GUI_MON_IS_CURSOR) && gui.in_focus)
2095 draw_flags |= DRAW_CURSOR;
2096 fg_color = fg;
2097 bg_color = bg;
2098 sp_color = fg;
2100 else if (aep != NULL)
2102 fg_color = aep->ae_u.gui.fg_color;
2103 if (fg_color == INVALCOLOR)
2104 fg_color = gui.norm_pixel;
2105 bg_color = aep->ae_u.gui.bg_color;
2106 if (bg_color == INVALCOLOR)
2107 bg_color = gui.back_pixel;
2108 sp_color = aep->ae_u.gui.sp_color;
2109 if (sp_color == INVALCOLOR)
2110 sp_color = fg_color;
2112 else
2114 fg_color = gui.norm_pixel;
2115 sp_color = fg_color;
2118 if (highlight_mask & (HL_INVERSE | HL_STANDOUT))
2120 #if defined(AMIGA) || defined(RISCOS)
2121 gui_mch_set_colors(bg_color, fg_color);
2122 #else
2123 gui_mch_set_fg_color(bg_color);
2124 gui_mch_set_bg_color(fg_color);
2125 #endif
2127 else
2129 #if defined(AMIGA) || defined(RISCOS)
2130 gui_mch_set_colors(fg_color, bg_color);
2131 #else
2132 gui_mch_set_fg_color(fg_color);
2133 gui_mch_set_bg_color(bg_color);
2134 #endif
2136 gui_mch_set_sp_color(sp_color);
2138 /* Clear the selection if we are about to write over it */
2139 if (!(flags & GUI_MON_NOCLEAR))
2140 clip_may_clear_selection(gui.row, gui.row);
2143 #ifndef MSWIN16_FASTTEXT
2144 /* If there's no bold font, then fake it */
2145 if (hl_mask_todo & (HL_BOLD | HL_STANDOUT))
2146 draw_flags |= DRAW_BOLD;
2147 #endif
2150 * When drawing bold or italic characters the spill-over from the left
2151 * neighbor may be destroyed. Let the caller backup to start redrawing
2152 * just after a blank.
2154 if (back != 0 && ((draw_flags & DRAW_BOLD) || (highlight_mask & HL_ITALIC)))
2155 return FAIL;
2157 #if defined(RISCOS) || defined(HAVE_GTK2)
2158 /* If there's no italic font, then fake it.
2159 * For GTK2, we don't need a different font for italic style. */
2160 if (hl_mask_todo & HL_ITALIC)
2161 draw_flags |= DRAW_ITALIC;
2163 /* Do we underline the text? */
2164 if (hl_mask_todo & HL_UNDERLINE)
2165 draw_flags |= DRAW_UNDERL;
2166 #else
2167 /* Do we underline the text? */
2168 if ((hl_mask_todo & HL_UNDERLINE)
2169 # ifndef MSWIN16_FASTTEXT
2170 || (hl_mask_todo & HL_ITALIC)
2171 # endif
2173 draw_flags |= DRAW_UNDERL;
2174 #endif
2175 /* Do we undercurl the text? */
2176 if (hl_mask_todo & HL_UNDERCURL)
2177 draw_flags |= DRAW_UNDERC;
2179 /* Do we draw transparently? */
2180 if (flags & GUI_MON_TRS_CURSOR)
2181 draw_flags |= DRAW_TRANSP;
2184 * Draw the text.
2186 #ifdef HAVE_GTK2
2187 /* The value returned is the length in display cells */
2188 len = gui_gtk2_draw_string(gui.row, col, s, len, draw_flags);
2189 #else
2190 # ifdef FEAT_MBYTE
2191 if (enc_utf8)
2193 int start; /* index of bytes to be drawn */
2194 int cells; /* cellwidth of bytes to be drawn */
2195 int thislen; /* length of bytes to be drawin */
2196 int cn; /* cellwidth of current char */
2197 int i; /* index of current char */
2198 int c; /* current char value */
2199 int cl; /* byte length of current char */
2200 int comping; /* current char is composing */
2201 int scol = col; /* screen column */
2202 int dowide; /* use 'guifontwide' */
2204 /* Break the string at a composing character, it has to be drawn on
2205 * top of the previous character. */
2206 start = 0;
2207 cells = 0;
2208 for (i = 0; i < len; i += cl)
2210 c = utf_ptr2char(s + i);
2211 cn = utf_char2cells(c);
2212 if (cn > 1
2213 # ifdef FEAT_XFONTSET
2214 && fontset == NOFONTSET
2215 # endif
2216 && gui.wide_font != NOFONT)
2217 dowide = TRUE;
2218 else
2219 dowide = FALSE;
2220 comping = utf_iscomposing(c);
2221 if (!comping) /* count cells from non-composing chars */
2222 cells += cn;
2223 cl = utf_ptr2len(s + i);
2224 if (cl == 0) /* hit end of string */
2225 len = i + cl; /* len must be wrong "cannot happen" */
2227 /* print the string so far if it's the last character or there is
2228 * a composing character. */
2229 if (i + cl >= len || (comping && i > start) || dowide
2230 # if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK)
2231 || (cn > 1
2232 # ifdef FEAT_XFONTSET
2233 /* No fontset: At least draw char after wide char at
2234 * right position. */
2235 && fontset == NOFONTSET
2236 # endif
2238 # endif
2241 if (comping || dowide)
2242 thislen = i - start;
2243 else
2244 thislen = i - start + cl;
2245 if (thislen > 0)
2247 gui_mch_draw_string(gui.row, scol, s + start, thislen,
2248 draw_flags);
2249 start += thislen;
2251 scol += cells;
2252 cells = 0;
2253 if (dowide)
2255 gui_mch_set_font(gui.wide_font);
2256 gui_mch_draw_string(gui.row, scol - cn,
2257 s + start, cl, draw_flags);
2258 gui_mch_set_font(font);
2259 start += cl;
2262 # if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK)
2263 /* No fontset: draw a space to fill the gap after a wide char
2264 * */
2265 if (cn > 1 && (draw_flags & DRAW_TRANSP) == 0
2266 # ifdef FEAT_XFONTSET
2267 && fontset == NOFONTSET
2268 # endif
2269 && !dowide)
2270 gui_mch_draw_string(gui.row, scol - 1, (char_u *)" ",
2271 1, draw_flags);
2272 # endif
2274 /* Draw a composing char on top of the previous char. */
2275 if (comping)
2277 # if (defined(__APPLE_CC__) || defined(__MRC__)) && TARGET_API_MAC_CARBON
2278 /* Carbon ATSUI autodraws composing char over previous char */
2279 gui_mch_draw_string(gui.row, scol, s + i, cl,
2280 draw_flags | DRAW_TRANSP);
2281 # else
2282 gui_mch_draw_string(gui.row, scol - cn, s + i, cl,
2283 draw_flags | DRAW_TRANSP);
2284 # endif
2285 start = i + cl;
2288 /* The stuff below assumes "len" is the length in screen columns. */
2289 len = scol - col;
2291 else
2292 # endif
2294 gui_mch_draw_string(gui.row, col, s, len, draw_flags);
2295 # ifdef FEAT_MBYTE
2296 if (enc_dbcs == DBCS_JPNU)
2298 int clen = 0;
2299 int i;
2301 /* Get the length in display cells, this can be different from the
2302 * number of bytes for "euc-jp". */
2303 for (i = 0; i < len; i += (*mb_ptr2len)(s + i))
2304 clen += (*mb_ptr2cells)(s + i);
2305 len = clen;
2307 # endif
2309 #endif /* !HAVE_GTK2 */
2311 if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR)))
2312 gui.col = col + len;
2314 /* May need to invert it when it's part of the selection. */
2315 if (flags & GUI_MON_NOCLEAR)
2316 clip_may_redraw_selection(gui.row, col, len);
2318 if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR)))
2320 /* Invalidate the old physical cursor position if we wrote over it */
2321 if (gui.cursor_row == gui.row
2322 && gui.cursor_col >= col
2323 && gui.cursor_col < col + len)
2324 gui.cursor_is_valid = FALSE;
2327 #ifdef FEAT_SIGN_ICONS
2328 if (draw_sign)
2329 /* Draw the sign on top of the spaces. */
2330 gui_mch_drawsign(gui.row, col, gui.highlight_mask);
2331 # ifdef FEAT_NETBEANS_INTG
2332 if (multi_sign)
2333 netbeans_draw_multisign_indicator(gui.row);
2334 # endif
2335 #endif
2337 return OK;
2341 * Un-draw the cursor. Actually this just redraws the character at the given
2342 * position. The character just before it too, for when it was in bold.
2344 void
2345 gui_undraw_cursor()
2347 if (gui.cursor_is_valid)
2349 #ifdef FEAT_HANGULIN
2350 if (composing_hangul
2351 && gui.col == gui.cursor_col && gui.row == gui.cursor_row)
2352 (void)gui_outstr_nowrap(composing_hangul_buffer, 2,
2353 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR,
2354 gui.norm_pixel, gui.back_pixel, 0);
2355 else
2357 #endif
2358 if (gui_redraw_block(gui.cursor_row, gui.cursor_col,
2359 gui.cursor_row, gui.cursor_col, GUI_MON_NOCLEAR)
2360 && gui.cursor_col > 0)
2361 (void)gui_redraw_block(gui.cursor_row, gui.cursor_col - 1,
2362 gui.cursor_row, gui.cursor_col - 1, GUI_MON_NOCLEAR);
2363 #ifdef FEAT_HANGULIN
2364 if (composing_hangul)
2365 (void)gui_redraw_block(gui.cursor_row, gui.cursor_col + 1,
2366 gui.cursor_row, gui.cursor_col + 1, GUI_MON_NOCLEAR);
2368 #endif
2369 /* Cursor_is_valid is reset when the cursor is undrawn, also reset it
2370 * here in case it wasn't needed to undraw it. */
2371 gui.cursor_is_valid = FALSE;
2375 void
2376 gui_redraw(x, y, w, h)
2377 int x;
2378 int y;
2379 int w;
2380 int h;
2382 int row1, col1, row2, col2;
2384 row1 = Y_2_ROW(y);
2385 col1 = X_2_COL(x);
2386 row2 = Y_2_ROW(y + h - 1);
2387 col2 = X_2_COL(x + w - 1);
2389 (void)gui_redraw_block(row1, col1, row2, col2, GUI_MON_NOCLEAR);
2392 * We may need to redraw the cursor, but don't take it upon us to change
2393 * its location after a scroll.
2394 * (maybe be more strict even and test col too?)
2395 * These things may be outside the update/clipping region and reality may
2396 * not reflect Vims internal ideas if these operations are clipped away.
2398 if (gui.row == gui.cursor_row)
2399 gui_update_cursor(TRUE, TRUE);
2403 * Draw a rectangular block of characters, from row1 to row2 (inclusive) and
2404 * from col1 to col2 (inclusive).
2405 * Return TRUE when the character before the first drawn character has
2406 * different attributes (may have to be redrawn too).
2409 gui_redraw_block(row1, col1, row2, col2, flags)
2410 int row1;
2411 int col1;
2412 int row2;
2413 int col2;
2414 int flags; /* flags for gui_outstr_nowrap() */
2416 int old_row, old_col;
2417 long_u old_hl_mask;
2418 int off;
2419 sattr_T first_attr;
2420 int idx, len;
2421 int back, nback;
2422 int retval = FALSE;
2423 #ifdef FEAT_MBYTE
2424 int orig_col1, orig_col2;
2425 #endif
2427 /* Don't try to update when ScreenLines is not valid */
2428 if (!screen_cleared || ScreenLines == NULL)
2429 return retval;
2431 /* Don't try to draw outside the shell! */
2432 /* Check everything, strange values may be caused by a big border width */
2433 col1 = check_col(col1);
2434 col2 = check_col(col2);
2435 row1 = check_row(row1);
2436 row2 = check_row(row2);
2438 /* Remember where our cursor was */
2439 old_row = gui.row;
2440 old_col = gui.col;
2441 old_hl_mask = gui.highlight_mask;
2442 #ifdef FEAT_MBYTE
2443 orig_col1 = col1;
2444 orig_col2 = col2;
2445 #endif
2447 for (gui.row = row1; gui.row <= row2; gui.row++)
2449 #ifdef FEAT_MBYTE
2450 /* When only half of a double-wide character is in the block, include
2451 * the other half. */
2452 col1 = orig_col1;
2453 col2 = orig_col2;
2454 off = LineOffset[gui.row];
2455 if (enc_dbcs != 0)
2457 if (col1 > 0)
2458 col1 -= dbcs_screen_head_off(ScreenLines + off,
2459 ScreenLines + off + col1);
2460 col2 += dbcs_screen_tail_off(ScreenLines + off,
2461 ScreenLines + off + col2);
2463 else if (enc_utf8)
2465 if (ScreenLines[off + col1] == 0)
2466 --col1;
2467 # ifdef HAVE_GTK2
2468 if (col2 + 1 < Columns && ScreenLines[off + col2 + 1] == 0)
2469 ++col2;
2470 # endif
2472 #endif
2473 gui.col = col1;
2474 off = LineOffset[gui.row] + gui.col;
2475 len = col2 - col1 + 1;
2477 /* Find how many chars back this highlighting starts, or where a space
2478 * is. Needed for when the bold trick is used */
2479 for (back = 0; back < col1; ++back)
2480 if (ScreenAttrs[off - 1 - back] != ScreenAttrs[off]
2481 || ScreenLines[off - 1 - back] == ' ')
2482 break;
2483 retval = (col1 > 0 && ScreenAttrs[off - 1] != 0 && back == 0
2484 && ScreenLines[off - 1] != ' ');
2486 /* Break it up in strings of characters with the same attributes. */
2487 /* Print UTF-8 characters individually. */
2488 while (len > 0)
2490 first_attr = ScreenAttrs[off];
2491 gui.highlight_mask = first_attr;
2492 #if defined(FEAT_MBYTE) && !defined(HAVE_GTK2)
2493 if (enc_utf8 && ScreenLinesUC[off] != 0)
2495 /* output multi-byte character separately */
2496 nback = gui_screenchar(off, flags,
2497 (guicolor_T)0, (guicolor_T)0, back);
2498 if (gui.col < Columns && ScreenLines[off + 1] == 0)
2499 idx = 2;
2500 else
2501 idx = 1;
2503 else if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e)
2505 /* output double-byte, single-width character separately */
2506 nback = gui_screenchar(off, flags,
2507 (guicolor_T)0, (guicolor_T)0, back);
2508 idx = 1;
2510 else
2511 #endif
2513 #ifdef HAVE_GTK2
2514 for (idx = 0; idx < len; ++idx)
2516 if (enc_utf8 && ScreenLines[off + idx] == 0)
2517 continue; /* skip second half of double-width char */
2518 if (ScreenAttrs[off + idx] != first_attr)
2519 break;
2521 /* gui_screenstr() takes care of multibyte chars */
2522 nback = gui_screenstr(off, idx, flags,
2523 (guicolor_T)0, (guicolor_T)0, back);
2524 #else
2525 for (idx = 0; idx < len && ScreenAttrs[off + idx] == first_attr;
2526 idx++)
2528 # ifdef FEAT_MBYTE
2529 /* Stop at a multi-byte Unicode character. */
2530 if (enc_utf8 && ScreenLinesUC[off + idx] != 0)
2531 break;
2532 if (enc_dbcs == DBCS_JPNU)
2534 /* Stop at a double-byte single-width char. */
2535 if (ScreenLines[off + idx] == 0x8e)
2536 break;
2537 if (len > 1 && (*mb_ptr2len)(ScreenLines
2538 + off + idx) == 2)
2539 ++idx; /* skip second byte of double-byte char */
2541 # endif
2543 nback = gui_outstr_nowrap(ScreenLines + off, idx, flags,
2544 (guicolor_T)0, (guicolor_T)0, back);
2545 #endif
2547 if (nback == FAIL)
2549 /* Must back up to start drawing where a bold or italic word
2550 * starts. */
2551 off -= back;
2552 len += back;
2553 gui.col -= back;
2555 else
2557 off += idx;
2558 len -= idx;
2560 back = 0;
2564 /* Put the cursor back where it was */
2565 gui.row = old_row;
2566 gui.col = old_col;
2567 gui.highlight_mask = (int)old_hl_mask;
2569 return retval;
2572 static void
2573 gui_delete_lines(row, count)
2574 int row;
2575 int count;
2577 if (count <= 0)
2578 return;
2580 if (row + count > gui.scroll_region_bot)
2581 /* Scrolled out of region, just blank the lines out */
2582 gui_clear_block(row, gui.scroll_region_left,
2583 gui.scroll_region_bot, gui.scroll_region_right);
2584 else
2586 gui_mch_delete_lines(row, count);
2588 /* If the cursor was in the deleted lines it's now gone. If the
2589 * cursor was in the scrolled lines adjust its position. */
2590 if (gui.cursor_row >= row
2591 && gui.cursor_col >= gui.scroll_region_left
2592 && gui.cursor_col <= gui.scroll_region_right)
2594 if (gui.cursor_row < row + count)
2595 gui.cursor_is_valid = FALSE;
2596 else if (gui.cursor_row <= gui.scroll_region_bot)
2597 gui.cursor_row -= count;
2602 static void
2603 gui_insert_lines(row, count)
2604 int row;
2605 int count;
2607 if (count <= 0)
2608 return;
2610 if (row + count > gui.scroll_region_bot)
2611 /* Scrolled out of region, just blank the lines out */
2612 gui_clear_block(row, gui.scroll_region_left,
2613 gui.scroll_region_bot, gui.scroll_region_right);
2614 else
2616 gui_mch_insert_lines(row, count);
2618 if (gui.cursor_row >= gui.row
2619 && gui.cursor_col >= gui.scroll_region_left
2620 && gui.cursor_col <= gui.scroll_region_right)
2622 if (gui.cursor_row <= gui.scroll_region_bot - count)
2623 gui.cursor_row += count;
2624 else if (gui.cursor_row <= gui.scroll_region_bot)
2625 gui.cursor_is_valid = FALSE;
2631 * The main GUI input routine. Waits for a character from the keyboard.
2632 * wtime == -1 Wait forever.
2633 * wtime == 0 Don't wait.
2634 * wtime > 0 Wait wtime milliseconds for a character.
2635 * Returns OK if a character was found to be available within the given time,
2636 * or FAIL otherwise.
2639 gui_wait_for_chars(wtime)
2640 long wtime;
2642 int retval;
2645 * If we're going to wait a bit, update the menus and mouse shape for the
2646 * current State.
2648 if (wtime != 0)
2650 #ifdef FEAT_MENU
2651 gui_update_menus(0);
2652 #endif
2655 gui_mch_update();
2656 if (input_available()) /* Got char, return immediately */
2657 return OK;
2658 if (wtime == 0) /* Don't wait for char */
2659 return FAIL;
2661 /* Before waiting, flush any output to the screen. */
2662 gui_mch_flush();
2664 if (wtime > 0)
2666 /* Blink when waiting for a character. Probably only does something
2667 * for showmatch() */
2668 gui_mch_start_blink();
2669 retval = gui_mch_wait_for_chars(wtime);
2670 gui_mch_stop_blink();
2671 return retval;
2675 * While we are waiting indefinitely for a character, blink the cursor.
2677 gui_mch_start_blink();
2679 retval = FAIL;
2681 * We may want to trigger the CursorHold event. First wait for
2682 * 'updatetime' and if nothing is typed within that time put the
2683 * K_CURSORHOLD key in the input buffer.
2685 if (gui_mch_wait_for_chars(p_ut) == OK)
2686 retval = OK;
2687 #ifdef FEAT_AUTOCMD
2688 else if (trigger_cursorhold())
2690 char_u buf[3];
2692 /* Put K_CURSORHOLD in the input buffer. */
2693 buf[0] = CSI;
2694 buf[1] = KS_EXTRA;
2695 buf[2] = (int)KE_CURSORHOLD;
2696 add_to_input_buf(buf, 3);
2698 retval = OK;
2700 #endif
2702 if (retval == FAIL)
2704 /* Blocking wait. */
2705 before_blocking();
2706 retval = gui_mch_wait_for_chars(-1L);
2709 gui_mch_stop_blink();
2710 return retval;
2714 * Fill p[4] with mouse coordinates encoded for check_termcode().
2716 static void
2717 fill_mouse_coord(p, col, row)
2718 char_u *p;
2719 int col;
2720 int row;
2722 p[0] = (char_u)(col / 128 + ' ' + 1);
2723 p[1] = (char_u)(col % 128 + ' ' + 1);
2724 p[2] = (char_u)(row / 128 + ' ' + 1);
2725 p[3] = (char_u)(row % 128 + ' ' + 1);
2729 * Generic mouse support function. Add a mouse event to the input buffer with
2730 * the given properties.
2731 * button --- may be any of MOUSE_LEFT, MOUSE_MIDDLE, MOUSE_RIGHT,
2732 * MOUSE_X1, MOUSE_X2
2733 * MOUSE_DRAG, or MOUSE_RELEASE.
2734 * MOUSE_4 and MOUSE_5 are used for a scroll wheel.
2735 * x, y --- Coordinates of mouse in pixels.
2736 * repeated_click --- TRUE if this click comes only a short time after a
2737 * previous click.
2738 * modifiers --- Bit field which may be any of the following modifiers
2739 * or'ed together: MOUSE_SHIFT | MOUSE_CTRL | MOUSE_ALT.
2740 * This function will ignore drag events where the mouse has not moved to a new
2741 * character.
2743 void
2744 gui_send_mouse_event(button, x, y, repeated_click, modifiers)
2745 int button;
2746 int x;
2747 int y;
2748 int repeated_click;
2749 int_u modifiers;
2751 static int prev_row = 0, prev_col = 0;
2752 static int prev_button = -1;
2753 static int num_clicks = 1;
2754 char_u string[10];
2755 enum key_extra button_char;
2756 int row, col;
2757 #ifdef FEAT_CLIPBOARD
2758 int checkfor;
2759 int did_clip = FALSE;
2760 #endif
2763 * Scrolling may happen at any time, also while a selection is present.
2765 switch (button)
2767 case MOUSE_X1:
2768 button_char = KE_X1MOUSE;
2769 goto button_set;
2770 case MOUSE_X2:
2771 button_char = KE_X2MOUSE;
2772 goto button_set;
2773 case MOUSE_4:
2774 button_char = KE_MOUSEDOWN;
2775 goto button_set;
2776 case MOUSE_5:
2777 button_char = KE_MOUSEUP;
2778 button_set:
2780 /* Don't put events in the input queue now. */
2781 if (hold_gui_events)
2782 return;
2784 string[3] = CSI;
2785 string[4] = KS_EXTRA;
2786 string[5] = (int)button_char;
2788 /* Pass the pointer coordinates of the scroll event so that we
2789 * know which window to scroll. */
2790 row = gui_xy2colrow(x, y, &col);
2791 string[6] = (char_u)(col / 128 + ' ' + 1);
2792 string[7] = (char_u)(col % 128 + ' ' + 1);
2793 string[8] = (char_u)(row / 128 + ' ' + 1);
2794 string[9] = (char_u)(row % 128 + ' ' + 1);
2796 if (modifiers == 0)
2797 add_to_input_buf(string + 3, 7);
2798 else
2800 string[0] = CSI;
2801 string[1] = KS_MODIFIER;
2802 string[2] = 0;
2803 if (modifiers & MOUSE_SHIFT)
2804 string[2] |= MOD_MASK_SHIFT;
2805 if (modifiers & MOUSE_CTRL)
2806 string[2] |= MOD_MASK_CTRL;
2807 if (modifiers & MOUSE_ALT)
2808 string[2] |= MOD_MASK_ALT;
2809 add_to_input_buf(string, 10);
2811 return;
2815 #ifdef FEAT_CLIPBOARD
2816 /* If a clipboard selection is in progress, handle it */
2817 if (clip_star.state == SELECT_IN_PROGRESS)
2819 clip_process_selection(button, X_2_COL(x), Y_2_ROW(y), repeated_click);
2820 return;
2823 /* Determine which mouse settings to look for based on the current mode */
2824 switch (get_real_state())
2826 case NORMAL_BUSY:
2827 case OP_PENDING:
2828 case NORMAL: checkfor = MOUSE_NORMAL; break;
2829 case VISUAL: checkfor = MOUSE_VISUAL; break;
2830 case SELECTMODE: checkfor = MOUSE_VISUAL; break;
2831 case REPLACE:
2832 case REPLACE+LANGMAP:
2833 #ifdef FEAT_VREPLACE
2834 case VREPLACE:
2835 case VREPLACE+LANGMAP:
2836 #endif
2837 case INSERT:
2838 case INSERT+LANGMAP: checkfor = MOUSE_INSERT; break;
2839 case ASKMORE:
2840 case HITRETURN: /* At the more- and hit-enter prompt pass the
2841 mouse event for a click on or below the
2842 message line. */
2843 if (Y_2_ROW(y) >= msg_row)
2844 checkfor = MOUSE_NORMAL;
2845 else
2846 checkfor = MOUSE_RETURN;
2847 break;
2850 * On the command line, use the clipboard selection on all lines
2851 * but the command line. But not when pasting.
2853 case CMDLINE:
2854 case CMDLINE+LANGMAP:
2855 if (Y_2_ROW(y) < cmdline_row && button != MOUSE_MIDDLE)
2856 checkfor = MOUSE_NONE;
2857 else
2858 checkfor = MOUSE_COMMAND;
2859 break;
2861 default:
2862 checkfor = MOUSE_NONE;
2863 break;
2867 * Allow clipboard selection of text on the command line in "normal"
2868 * modes. Don't do this when dragging the status line, or extending a
2869 * Visual selection.
2871 if ((State == NORMAL || State == NORMAL_BUSY || (State & INSERT))
2872 && Y_2_ROW(y) >= topframe->fr_height
2873 # ifdef FEAT_WINDOWS
2874 + firstwin->w_winrow
2875 # endif
2876 && button != MOUSE_DRAG
2877 # ifdef FEAT_MOUSESHAPE
2878 && !drag_status_line
2879 # ifdef FEAT_VERTSPLIT
2880 && !drag_sep_line
2881 # endif
2882 # endif
2884 checkfor = MOUSE_NONE;
2887 * Use modeless selection when holding CTRL and SHIFT pressed.
2889 if ((modifiers & MOUSE_CTRL) && (modifiers & MOUSE_SHIFT))
2890 checkfor = MOUSE_NONEF;
2893 * In Ex mode, always use modeless selection.
2895 if (exmode_active)
2896 checkfor = MOUSE_NONE;
2899 * If the mouse settings say to not use the mouse, use the modeless
2900 * selection. But if Visual is active, assume that only the Visual area
2901 * will be selected.
2902 * Exception: On the command line, both the selection is used and a mouse
2903 * key is send.
2905 if (!mouse_has(checkfor) || checkfor == MOUSE_COMMAND)
2907 #ifdef FEAT_VISUAL
2908 /* Don't do modeless selection in Visual mode. */
2909 if (checkfor != MOUSE_NONEF && VIsual_active && (State & NORMAL))
2910 return;
2911 #endif
2914 * When 'mousemodel' is "popup", shift-left is translated to right.
2915 * But not when also using Ctrl.
2917 if (mouse_model_popup() && button == MOUSE_LEFT
2918 && (modifiers & MOUSE_SHIFT) && !(modifiers & MOUSE_CTRL))
2920 button = MOUSE_RIGHT;
2921 modifiers &= ~ MOUSE_SHIFT;
2924 /* If the selection is done, allow the right button to extend it.
2925 * If the selection is cleared, allow the right button to start it
2926 * from the cursor position. */
2927 if (button == MOUSE_RIGHT)
2929 if (clip_star.state == SELECT_CLEARED)
2931 if (State & CMDLINE)
2933 col = msg_col;
2934 row = msg_row;
2936 else
2938 col = curwin->w_wcol;
2939 row = curwin->w_wrow + W_WINROW(curwin);
2941 clip_start_selection(col, row, FALSE);
2943 clip_process_selection(button, X_2_COL(x), Y_2_ROW(y),
2944 repeated_click);
2945 did_clip = TRUE;
2947 /* Allow the left button to start the selection */
2948 else if (button ==
2949 # ifdef RISCOS
2950 /* Only start a drag on a drag event. Otherwise
2951 * we don't get a release event. */
2952 MOUSE_DRAG
2953 # else
2954 MOUSE_LEFT
2955 # endif
2958 clip_start_selection(X_2_COL(x), Y_2_ROW(y), repeated_click);
2959 did_clip = TRUE;
2961 # ifdef RISCOS
2962 else if (button == MOUSE_LEFT)
2964 clip_clear_selection();
2965 did_clip = TRUE;
2967 # endif
2969 /* Always allow pasting */
2970 if (button != MOUSE_MIDDLE)
2972 if (!mouse_has(checkfor) || button == MOUSE_RELEASE)
2973 return;
2974 if (checkfor != MOUSE_COMMAND)
2975 button = MOUSE_LEFT;
2977 repeated_click = FALSE;
2980 if (clip_star.state != SELECT_CLEARED && !did_clip)
2981 clip_clear_selection();
2982 #endif
2984 /* Don't put events in the input queue now. */
2985 if (hold_gui_events)
2986 return;
2988 row = gui_xy2colrow(x, y, &col);
2991 * If we are dragging and the mouse hasn't moved far enough to be on a
2992 * different character, then don't send an event to vim.
2994 if (button == MOUSE_DRAG)
2996 if (row == prev_row && col == prev_col)
2997 return;
2998 /* Dragging above the window, set "row" to -1 to cause a scroll. */
2999 if (y < 0)
3000 row = -1;
3004 * If topline has changed (window scrolled) since the last click, reset
3005 * repeated_click, because we don't want starting Visual mode when
3006 * clicking on a different character in the text.
3008 if (curwin->w_topline != gui_prev_topline
3009 #ifdef FEAT_DIFF
3010 || curwin->w_topfill != gui_prev_topfill
3011 #endif
3013 repeated_click = FALSE;
3015 string[0] = CSI; /* this sequence is recognized by check_termcode() */
3016 string[1] = KS_MOUSE;
3017 string[2] = KE_FILLER;
3018 if (button != MOUSE_DRAG && button != MOUSE_RELEASE)
3020 if (repeated_click)
3023 * Handle multiple clicks. They only count if the mouse is still
3024 * pointing at the same character.
3026 if (button != prev_button || row != prev_row || col != prev_col)
3027 num_clicks = 1;
3028 else if (++num_clicks > 4)
3029 num_clicks = 1;
3031 else
3032 num_clicks = 1;
3033 prev_button = button;
3034 gui_prev_topline = curwin->w_topline;
3035 #ifdef FEAT_DIFF
3036 gui_prev_topfill = curwin->w_topfill;
3037 #endif
3039 string[3] = (char_u)(button | 0x20);
3040 SET_NUM_MOUSE_CLICKS(string[3], num_clicks);
3042 else
3043 string[3] = (char_u)button;
3045 string[3] |= modifiers;
3046 fill_mouse_coord(string + 4, col, row);
3047 add_to_input_buf(string, 8);
3049 if (row < 0)
3050 prev_row = 0;
3051 else
3052 prev_row = row;
3053 prev_col = col;
3056 * We need to make sure this is cleared since Athena doesn't tell us when
3057 * he is done dragging. Neither does GTK+ 2 -- at least for now.
3059 #if defined(FEAT_GUI_ATHENA) || defined(HAVE_GTK2)
3060 gui.dragged_sb = SBAR_NONE;
3061 #endif
3065 * Convert x and y coordinate to column and row in text window.
3066 * Corrects for multi-byte character.
3067 * returns column in "*colp" and row as return value;
3070 gui_xy2colrow(x, y, colp)
3071 int x;
3072 int y;
3073 int *colp;
3075 int col = check_col(X_2_COL(x));
3076 int row = check_row(Y_2_ROW(y));
3078 #ifdef FEAT_MBYTE
3079 *colp = mb_fix_col(col, row);
3080 #else
3081 *colp = col;
3082 #endif
3083 return row;
3086 #if defined(FEAT_MENU) || defined(PROTO)
3088 * Callback function for when a menu entry has been selected.
3090 void
3091 gui_menu_cb(menu)
3092 vimmenu_T *menu;
3094 char_u bytes[sizeof(long_u)];
3096 /* Don't put events in the input queue now. */
3097 if (hold_gui_events)
3098 return;
3100 bytes[0] = CSI;
3101 bytes[1] = KS_MENU;
3102 bytes[2] = KE_FILLER;
3103 add_to_input_buf(bytes, 3);
3104 add_long_to_buf((long_u)menu, bytes);
3105 add_to_input_buf_csi(bytes, sizeof(long_u));
3107 #endif
3109 static int prev_which_scrollbars[3];
3112 * Set which components are present.
3113 * If "oldval" is not NULL, "oldval" is the previous value, the new value is
3114 * in p_go.
3116 /*ARGSUSED*/
3117 void
3118 gui_init_which_components(oldval)
3119 char_u *oldval;
3121 #ifdef FEAT_MENU
3122 static int prev_menu_is_active = -1;
3123 #endif
3124 #ifdef FEAT_TOOLBAR
3125 static int prev_toolbar = -1;
3126 int using_toolbar = FALSE;
3127 #endif
3128 #ifdef FEAT_GUI_TABLINE
3129 int using_tabline;
3130 #endif
3131 #ifdef FEAT_FOOTER
3132 static int prev_footer = -1;
3133 int using_footer = FALSE;
3134 #endif
3135 #if defined(FEAT_MENU) && !defined(WIN16)
3136 static int prev_tearoff = -1;
3137 int using_tearoff = FALSE;
3138 #endif
3140 char_u *p;
3141 int i;
3142 #ifdef FEAT_MENU
3143 int grey_old, grey_new;
3144 char_u *temp;
3145 #endif
3146 win_T *wp;
3147 int need_set_size;
3148 int fix_size;
3150 #ifdef FEAT_MENU
3151 if (oldval != NULL && gui.in_use)
3154 * Check if the menu's go from grey to non-grey or vise versa.
3156 grey_old = (vim_strchr(oldval, GO_GREY) != NULL);
3157 grey_new = (vim_strchr(p_go, GO_GREY) != NULL);
3158 if (grey_old != grey_new)
3160 temp = p_go;
3161 p_go = oldval;
3162 gui_update_menus(MENU_ALL_MODES);
3163 p_go = temp;
3166 gui.menu_is_active = FALSE;
3167 #endif
3169 for (i = 0; i < 3; i++)
3170 gui.which_scrollbars[i] = FALSE;
3171 for (p = p_go; *p; p++)
3172 switch (*p)
3174 case GO_LEFT:
3175 gui.which_scrollbars[SBAR_LEFT] = TRUE;
3176 break;
3177 case GO_RIGHT:
3178 gui.which_scrollbars[SBAR_RIGHT] = TRUE;
3179 break;
3180 #ifdef FEAT_VERTSPLIT
3181 case GO_VLEFT:
3182 if (win_hasvertsplit())
3183 gui.which_scrollbars[SBAR_LEFT] = TRUE;
3184 break;
3185 case GO_VRIGHT:
3186 if (win_hasvertsplit())
3187 gui.which_scrollbars[SBAR_RIGHT] = TRUE;
3188 break;
3189 #endif
3190 case GO_BOT:
3191 gui.which_scrollbars[SBAR_BOTTOM] = TRUE;
3192 break;
3193 #ifdef FEAT_MENU
3194 case GO_MENUS:
3195 gui.menu_is_active = TRUE;
3196 break;
3197 #endif
3198 case GO_GREY:
3199 /* make menu's have grey items, ignored here */
3200 break;
3201 #ifdef FEAT_TOOLBAR
3202 case GO_TOOLBAR:
3203 using_toolbar = TRUE;
3204 break;
3205 #endif
3206 #ifdef FEAT_FOOTER
3207 case GO_FOOTER:
3208 using_footer = TRUE;
3209 break;
3210 #endif
3211 case GO_TEAROFF:
3212 #if defined(FEAT_MENU) && !defined(WIN16)
3213 using_tearoff = TRUE;
3214 #endif
3215 break;
3216 default:
3217 /* Ignore options that are not supported */
3218 break;
3221 if (gui.in_use)
3223 need_set_size = 0;
3224 fix_size = FALSE;
3226 #ifdef FEAT_GUI_TABLINE
3227 /* Update the GUI tab line, it may appear or disappear. This may
3228 * cause the non-GUI tab line to disappear or appear. */
3229 using_tabline = gui_has_tabline();
3230 if (!gui_mch_showing_tabline() != !using_tabline)
3232 /* We don't want a resize event change "Rows" here, save and
3233 * restore it. Resizing is handled below. */
3234 i = Rows;
3235 gui_update_tabline();
3236 Rows = i;
3237 need_set_size = RESIZE_VERT;
3238 if (using_tabline)
3239 fix_size = TRUE;
3240 if (!gui_use_tabline())
3241 redraw_tabline = TRUE; /* may draw non-GUI tab line */
3243 #endif
3245 for (i = 0; i < 3; i++)
3247 /* The scrollbar needs to be updated when it is shown/unshown and
3248 * when switching tab pages. But the size only changes when it's
3249 * shown/unshown. Thus we need two places to remember whether a
3250 * scrollbar is there or not. */
3251 if (gui.which_scrollbars[i] != prev_which_scrollbars[i]
3252 #ifdef FEAT_WINDOWS
3253 || gui.which_scrollbars[i]
3254 != curtab->tp_prev_which_scrollbars[i]
3255 #endif
3258 if (i == SBAR_BOTTOM)
3259 gui_mch_enable_scrollbar(&gui.bottom_sbar,
3260 gui.which_scrollbars[i]);
3261 else
3263 FOR_ALL_WINDOWS(wp)
3265 gui_do_scrollbar(wp, i, gui.which_scrollbars[i]);
3268 if (gui.which_scrollbars[i] != prev_which_scrollbars[i])
3270 if (i == SBAR_BOTTOM)
3271 need_set_size = RESIZE_VERT;
3272 else
3273 need_set_size = RESIZE_HOR;
3274 if (gui.which_scrollbars[i])
3275 fix_size = TRUE;
3278 #ifdef FEAT_WINDOWS
3279 curtab->tp_prev_which_scrollbars[i] = gui.which_scrollbars[i];
3280 #endif
3281 prev_which_scrollbars[i] = gui.which_scrollbars[i];
3284 #ifdef FEAT_MENU
3285 if (gui.menu_is_active != prev_menu_is_active)
3287 /* We don't want a resize event change "Rows" here, save and
3288 * restore it. Resizing is handled below. */
3289 i = Rows;
3290 gui_mch_enable_menu(gui.menu_is_active);
3291 Rows = i;
3292 prev_menu_is_active = gui.menu_is_active;
3293 need_set_size = RESIZE_VERT;
3294 if (gui.menu_is_active)
3295 fix_size = TRUE;
3297 #endif
3299 #ifdef FEAT_TOOLBAR
3300 if (using_toolbar != prev_toolbar)
3302 gui_mch_show_toolbar(using_toolbar);
3303 prev_toolbar = using_toolbar;
3304 need_set_size = RESIZE_VERT;
3305 if (using_toolbar)
3306 fix_size = TRUE;
3308 #endif
3309 #ifdef FEAT_FOOTER
3310 if (using_footer != prev_footer)
3312 gui_mch_enable_footer(using_footer);
3313 prev_footer = using_footer;
3314 need_set_size = RESIZE_VERT;
3315 if (using_footer)
3316 fix_size = TRUE;
3318 #endif
3319 #if defined(FEAT_MENU) && !defined(WIN16) && !(defined(WIN3264) && !defined(FEAT_TEAROFF))
3320 if (using_tearoff != prev_tearoff)
3322 gui_mch_toggle_tearoffs(using_tearoff);
3323 prev_tearoff = using_tearoff;
3325 #endif
3326 if (need_set_size)
3328 #ifdef FEAT_GUI_GTK
3329 long c = Columns;
3330 #endif
3331 /* Adjust the size of the window to make the text area keep the
3332 * same size and to avoid that part of our window is off-screen
3333 * and a scrollbar can't be used, for example. */
3334 gui_set_shellsize(FALSE, fix_size, need_set_size);
3336 #ifdef FEAT_GUI_GTK
3337 /* GTK has the annoying habit of sending us resize events when
3338 * changing the window size ourselves. This mostly happens when
3339 * waiting for a character to arrive, quite unpredictably, and may
3340 * change Columns and Rows when we don't want it. Wait for a
3341 * character here to avoid this effect.
3342 * If you remove this, please test this command for resizing
3343 * effects (with optional left scrollbar): ":vsp|q|vsp|q|vsp|q".
3344 * Don't do this while starting up though.
3345 * And don't change Rows, it may have be reduced intentionally
3346 * when adding menu/toolbar/tabline. */
3347 if (!gui.starting)
3348 (void)char_avail();
3349 Columns = c;
3350 #endif
3352 #ifdef FEAT_WINDOWS
3353 /* When the console tabline appears or disappears the window positions
3354 * change. */
3355 if (firstwin->w_winrow != tabline_height())
3356 shell_new_rows(); /* recompute window positions and heights */
3357 #endif
3361 #if defined(FEAT_GUI_TABLINE) || defined(PROTO)
3363 * Return TRUE if the GUI is taking care of the tabline.
3364 * It may still be hidden if 'showtabline' is zero.
3367 gui_use_tabline()
3369 return gui.in_use && vim_strchr(p_go, GO_TABLINE) != NULL;
3373 * Return TRUE if the GUI is showing the tabline.
3374 * This uses 'showtabline'.
3376 static int
3377 gui_has_tabline()
3379 if (!gui_use_tabline()
3380 || p_stal == 0
3381 || (p_stal == 1 && first_tabpage->tp_next == NULL))
3382 return FALSE;
3383 return TRUE;
3387 * Update the tabline.
3388 * This may display/undisplay the tabline and update the labels.
3390 void
3391 gui_update_tabline()
3393 int showit = gui_has_tabline();
3394 int shown = gui_mch_showing_tabline();
3396 if (!gui.starting && starting == 0)
3398 /* Updating the tabline uses direct GUI commands, flush
3399 * outstanding instructions first. (esp. clear screen) */
3400 out_flush();
3401 gui_mch_flush();
3403 if (!showit != !shown)
3404 gui_mch_show_tabline(showit);
3405 if (showit != 0)
3406 gui_mch_update_tabline();
3408 /* When the tabs change from hidden to shown or from shown to
3409 * hidden the size of the text area should remain the same. */
3410 if (!showit != !shown)
3411 gui_set_shellsize(FALSE, showit, RESIZE_VERT);
3416 * Get the label or tooltip for tab page "tp" into NameBuff[].
3418 void
3419 get_tabline_label(tp, tooltip)
3420 tabpage_T *tp;
3421 int tooltip; /* TRUE: get tooltip */
3423 int modified = FALSE;
3424 char_u buf[40];
3425 int wincount;
3426 win_T *wp;
3427 char_u **opt;
3429 /* Use 'guitablabel' or 'guitabtooltip' if it's set. */
3430 opt = (tooltip ? &p_gtt : &p_gtl);
3431 if (**opt != NUL)
3433 int use_sandbox = FALSE;
3434 int save_called_emsg = called_emsg;
3435 char_u res[MAXPATHL];
3436 tabpage_T *save_curtab;
3437 char_u *opt_name = (char_u *)(tooltip ? "guitabtooltip"
3438 : "guitablabel");
3440 called_emsg = FALSE;
3442 printer_page_num = tabpage_index(tp);
3443 # ifdef FEAT_EVAL
3444 set_vim_var_nr(VV_LNUM, printer_page_num);
3445 use_sandbox = was_set_insecurely(opt_name, 0);
3446 # endif
3447 /* It's almost as going to the tabpage, but without autocommands. */
3448 curtab->tp_firstwin = firstwin;
3449 curtab->tp_lastwin = lastwin;
3450 curtab->tp_curwin = curwin;
3451 save_curtab = curtab;
3452 curtab = tp;
3453 topframe = curtab->tp_topframe;
3454 firstwin = curtab->tp_firstwin;
3455 lastwin = curtab->tp_lastwin;
3456 curwin = curtab->tp_curwin;
3457 curbuf = curwin->w_buffer;
3459 /* Can't use NameBuff directly, build_stl_str_hl() uses it. */
3460 build_stl_str_hl(curwin, res, MAXPATHL, *opt, use_sandbox,
3461 0, (int)Columns, NULL, NULL);
3462 STRCPY(NameBuff, res);
3464 /* Back to the original curtab. */
3465 curtab = save_curtab;
3466 topframe = curtab->tp_topframe;
3467 firstwin = curtab->tp_firstwin;
3468 lastwin = curtab->tp_lastwin;
3469 curwin = curtab->tp_curwin;
3470 curbuf = curwin->w_buffer;
3472 if (called_emsg)
3473 set_string_option_direct(opt_name, -1,
3474 (char_u *)"", OPT_FREE, SID_ERROR);
3475 called_emsg |= save_called_emsg;
3478 /* If 'guitablabel'/'guitabtooltip' is not set or the result is empty then
3479 * use a default label. */
3480 if (**opt == NUL || *NameBuff == NUL)
3482 /* Get the buffer name into NameBuff[] and shorten it. */
3483 get_trans_bufname(tp == curtab ? curbuf : tp->tp_curwin->w_buffer);
3484 if (!tooltip)
3485 shorten_dir(NameBuff);
3487 wp = (tp == curtab) ? firstwin : tp->tp_firstwin;
3488 for (wincount = 0; wp != NULL; wp = wp->w_next, ++wincount)
3489 if (bufIsChanged(wp->w_buffer))
3490 modified = TRUE;
3491 if (modified || wincount > 1)
3493 if (wincount > 1)
3494 vim_snprintf((char *)buf, sizeof(buf), "%d", wincount);
3495 else
3496 buf[0] = NUL;
3497 if (modified)
3498 STRCAT(buf, "+");
3499 STRCAT(buf, " ");
3500 mch_memmove(NameBuff + STRLEN(buf), NameBuff, STRLEN(NameBuff) + 1);
3501 mch_memmove(NameBuff, buf, STRLEN(buf));
3507 * Send the event for clicking to select tab page "nr".
3508 * Returns TRUE if it was done, FALSE when skipped because we are already at
3509 * that tab page or the cmdline window is open.
3512 send_tabline_event(nr)
3513 int nr;
3515 char_u string[3];
3517 if (nr == tabpage_index(curtab))
3518 return FALSE;
3520 /* Don't put events in the input queue now. */
3521 if (hold_gui_events
3522 # ifdef FEAT_CMDWIN
3523 || cmdwin_type != 0
3524 # endif
3527 /* Set it back to the current tab page. */
3528 gui_mch_set_curtab(tabpage_index(curtab));
3529 return FALSE;
3532 string[0] = CSI;
3533 string[1] = KS_TABLINE;
3534 string[2] = KE_FILLER;
3535 add_to_input_buf(string, 3);
3536 string[0] = nr;
3537 add_to_input_buf_csi(string, 1);
3538 return TRUE;
3542 * Send a tabline menu event
3544 void
3545 send_tabline_menu_event(tabidx, event)
3546 int tabidx;
3547 int event;
3549 char_u string[3];
3551 /* Don't put events in the input queue now. */
3552 if (hold_gui_events)
3553 return;
3555 string[0] = CSI;
3556 string[1] = KS_TABMENU;
3557 string[2] = KE_FILLER;
3558 add_to_input_buf(string, 3);
3559 string[0] = tabidx;
3560 string[1] = (char_u)(long)event;
3561 add_to_input_buf_csi(string, 2);
3564 #endif
3567 * Scrollbar stuff:
3570 #if defined(FEAT_WINDOWS) || defined(PROTO)
3572 * Remove all scrollbars. Used before switching to another tab page.
3574 void
3575 gui_remove_scrollbars()
3577 int i;
3578 win_T *wp;
3580 for (i = 0; i < 3; i++)
3582 if (i == SBAR_BOTTOM)
3583 gui_mch_enable_scrollbar(&gui.bottom_sbar, FALSE);
3584 else
3586 FOR_ALL_WINDOWS(wp)
3588 gui_do_scrollbar(wp, i, FALSE);
3591 curtab->tp_prev_which_scrollbars[i] = -1;
3594 #endif
3596 void
3597 gui_create_scrollbar(sb, type, wp)
3598 scrollbar_T *sb;
3599 int type;
3600 win_T *wp;
3602 static int sbar_ident = 0;
3604 sb->ident = sbar_ident++; /* No check for too big, but would it happen? */
3605 sb->wp = wp;
3606 sb->type = type;
3607 sb->value = 0;
3608 #ifdef FEAT_GUI_ATHENA
3609 sb->pixval = 0;
3610 #endif
3611 sb->size = 1;
3612 sb->max = 1;
3613 sb->top = 0;
3614 sb->height = 0;
3615 #ifdef FEAT_VERTSPLIT
3616 sb->width = 0;
3617 #endif
3618 sb->status_height = 0;
3619 gui_mch_create_scrollbar(sb, (wp == NULL) ? SBAR_HORIZ : SBAR_VERT);
3623 * Find the scrollbar with the given index.
3625 scrollbar_T *
3626 gui_find_scrollbar(ident)
3627 long ident;
3629 win_T *wp;
3631 if (gui.bottom_sbar.ident == ident)
3632 return &gui.bottom_sbar;
3633 FOR_ALL_WINDOWS(wp)
3635 if (wp->w_scrollbars[SBAR_LEFT].ident == ident)
3636 return &wp->w_scrollbars[SBAR_LEFT];
3637 if (wp->w_scrollbars[SBAR_RIGHT].ident == ident)
3638 return &wp->w_scrollbars[SBAR_RIGHT];
3640 return NULL;
3644 * For most systems: Put a code in the input buffer for a dragged scrollbar.
3646 * For Win32, Macintosh and GTK+ 2:
3647 * Scrollbars seem to grab focus and vim doesn't read the input queue until
3648 * you stop dragging the scrollbar. We get here each time the scrollbar is
3649 * dragged another pixel, but as far as the rest of vim goes, it thinks
3650 * we're just hanging in the call to DispatchMessage() in
3651 * process_message(). The DispatchMessage() call that hangs was passed a
3652 * mouse button click event in the scrollbar window. -- webb.
3654 * Solution: Do the scrolling right here. But only when allowed.
3655 * Ignore the scrollbars while executing an external command or when there
3656 * are still characters to be processed.
3658 void
3659 gui_drag_scrollbar(sb, value, still_dragging)
3660 scrollbar_T *sb;
3661 long value;
3662 int still_dragging;
3664 #ifdef FEAT_WINDOWS
3665 win_T *wp;
3666 #endif
3667 int sb_num;
3668 #ifdef USE_ON_FLY_SCROLL
3669 colnr_T old_leftcol = curwin->w_leftcol;
3670 # ifdef FEAT_SCROLLBIND
3671 linenr_T old_topline = curwin->w_topline;
3672 # endif
3673 # ifdef FEAT_DIFF
3674 int old_topfill = curwin->w_topfill;
3675 # endif
3676 #else
3677 char_u bytes[sizeof(long_u)];
3678 int byte_count;
3679 #endif
3681 if (sb == NULL)
3682 return;
3684 /* Don't put events in the input queue now. */
3685 if (hold_gui_events)
3686 return;
3688 #ifdef FEAT_CMDWIN
3689 if (cmdwin_type != 0 && sb->wp != curwin)
3690 return;
3691 #endif
3693 if (still_dragging)
3695 if (sb->wp == NULL)
3696 gui.dragged_sb = SBAR_BOTTOM;
3697 else if (sb == &sb->wp->w_scrollbars[SBAR_LEFT])
3698 gui.dragged_sb = SBAR_LEFT;
3699 else
3700 gui.dragged_sb = SBAR_RIGHT;
3701 gui.dragged_wp = sb->wp;
3703 else
3705 gui.dragged_sb = SBAR_NONE;
3706 #ifdef HAVE_GTK2
3707 /* Keep the "dragged_wp" value until after the scrolling, for when the
3708 * moust button is released. GTK2 doesn't send the button-up event. */
3709 gui.dragged_wp = NULL;
3710 #endif
3713 /* Vertical sbar info is kept in the first sbar (the left one) */
3714 if (sb->wp != NULL)
3715 sb = &sb->wp->w_scrollbars[0];
3718 * Check validity of value
3720 if (value < 0)
3721 value = 0;
3722 #ifdef SCROLL_PAST_END
3723 else if (value > sb->max)
3724 value = sb->max;
3725 #else
3726 if (value > sb->max - sb->size + 1)
3727 value = sb->max - sb->size + 1;
3728 #endif
3730 sb->value = value;
3732 #ifdef USE_ON_FLY_SCROLL
3733 /* When not allowed to do the scrolling right now, return.
3734 * This also checked input_available(), but that causes the first click in
3735 * a scrollbar to be ignored when Vim doesn't have focus. */
3736 if (dont_scroll)
3737 return;
3738 #endif
3739 #ifdef FEAT_INS_EXPAND
3740 /* Disallow scrolling the current window when the completion popup menu is
3741 * visible. */
3742 if ((sb->wp == NULL || sb->wp == curwin) && pum_visible())
3743 return;
3744 #endif
3746 #ifdef FEAT_RIGHTLEFT
3747 if (sb->wp == NULL && curwin->w_p_rl)
3749 value = sb->max + 1 - sb->size - value;
3750 if (value < 0)
3751 value = 0;
3753 #endif
3755 if (sb->wp != NULL) /* vertical scrollbar */
3757 sb_num = 0;
3758 #ifdef FEAT_WINDOWS
3759 for (wp = firstwin; wp != sb->wp && wp != NULL; wp = wp->w_next)
3760 sb_num++;
3761 if (wp == NULL)
3762 return;
3763 #else
3764 if (sb->wp != curwin)
3765 return;
3766 #endif
3768 #ifdef USE_ON_FLY_SCROLL
3769 current_scrollbar = sb_num;
3770 scrollbar_value = value;
3771 if (State & NORMAL)
3773 gui_do_scroll();
3774 setcursor();
3776 else if (State & INSERT)
3778 ins_scroll();
3779 setcursor();
3781 else if (State & CMDLINE)
3783 if (msg_scrolled == 0)
3785 gui_do_scroll();
3786 redrawcmdline();
3789 # ifdef FEAT_FOLDING
3790 /* Value may have been changed for closed fold. */
3791 sb->value = sb->wp->w_topline - 1;
3792 # endif
3794 /* When dragging one scrollbar and there is another one at the other
3795 * side move the thumb of that one too. */
3796 if (gui.which_scrollbars[SBAR_RIGHT] && gui.which_scrollbars[SBAR_LEFT])
3797 gui_mch_set_scrollbar_thumb(
3798 &sb->wp->w_scrollbars[
3799 sb == &sb->wp->w_scrollbars[SBAR_RIGHT]
3800 ? SBAR_LEFT : SBAR_RIGHT],
3801 sb->value, sb->size, sb->max);
3803 #else
3804 bytes[0] = CSI;
3805 bytes[1] = KS_VER_SCROLLBAR;
3806 bytes[2] = KE_FILLER;
3807 bytes[3] = (char_u)sb_num;
3808 byte_count = 4;
3809 #endif
3811 else
3813 #ifdef USE_ON_FLY_SCROLL
3814 scrollbar_value = value;
3816 if (State & NORMAL)
3817 gui_do_horiz_scroll();
3818 else if (State & INSERT)
3819 ins_horscroll();
3820 else if (State & CMDLINE)
3822 if (msg_scrolled == 0)
3824 gui_do_horiz_scroll();
3825 redrawcmdline();
3828 if (old_leftcol != curwin->w_leftcol)
3830 updateWindow(curwin); /* update window, status and cmdline */
3831 setcursor();
3833 #else
3834 bytes[0] = CSI;
3835 bytes[1] = KS_HOR_SCROLLBAR;
3836 bytes[2] = KE_FILLER;
3837 byte_count = 3;
3838 #endif
3841 #ifdef USE_ON_FLY_SCROLL
3842 # ifdef FEAT_SCROLLBIND
3844 * synchronize other windows, as necessary according to 'scrollbind'
3846 if (curwin->w_p_scb
3847 && ((sb->wp == NULL && curwin->w_leftcol != old_leftcol)
3848 || (sb->wp == curwin && (curwin->w_topline != old_topline
3849 # ifdef FEAT_DIFF
3850 || curwin->w_topfill != old_topfill
3851 # endif
3852 ))))
3854 do_check_scrollbind(TRUE);
3855 /* need to update the window right here */
3856 for (wp = firstwin; wp != NULL; wp = wp->w_next)
3857 if (wp->w_redr_type > 0)
3858 updateWindow(wp);
3859 setcursor();
3861 # endif
3862 out_flush();
3863 gui_update_cursor(FALSE, TRUE);
3864 #else
3865 add_to_input_buf(bytes, byte_count);
3866 add_long_to_buf((long_u)value, bytes);
3867 add_to_input_buf_csi(bytes, sizeof(long_u));
3868 #endif
3872 * Scrollbar stuff:
3875 void
3876 gui_update_scrollbars(force)
3877 int force; /* Force all scrollbars to get updated */
3879 win_T *wp;
3880 scrollbar_T *sb;
3881 long val, size, max; /* need 32 bits here */
3882 int which_sb;
3883 int h, y;
3884 #ifdef FEAT_VERTSPLIT
3885 static win_T *prev_curwin = NULL;
3886 #endif
3888 /* Update the horizontal scrollbar */
3889 gui_update_horiz_scrollbar(force);
3891 #ifndef WIN3264
3892 /* Return straight away if there is neither a left nor right scrollbar.
3893 * On MS-Windows this is required anyway for scrollwheel messages. */
3894 if (!gui.which_scrollbars[SBAR_LEFT] && !gui.which_scrollbars[SBAR_RIGHT])
3895 return;
3896 #endif
3899 * Don't want to update a scrollbar while we're dragging it. But if we
3900 * have both a left and right scrollbar, and we drag one of them, we still
3901 * need to update the other one.
3903 if (!force && (gui.dragged_sb == SBAR_LEFT || gui.dragged_sb == SBAR_RIGHT)
3904 && gui.which_scrollbars[SBAR_LEFT]
3905 && gui.which_scrollbars[SBAR_RIGHT])
3908 * If we have two scrollbars and one of them is being dragged, just
3909 * copy the scrollbar position from the dragged one to the other one.
3911 which_sb = SBAR_LEFT + SBAR_RIGHT - gui.dragged_sb;
3912 if (gui.dragged_wp != NULL)
3913 gui_mch_set_scrollbar_thumb(
3914 &gui.dragged_wp->w_scrollbars[which_sb],
3915 gui.dragged_wp->w_scrollbars[0].value,
3916 gui.dragged_wp->w_scrollbars[0].size,
3917 gui.dragged_wp->w_scrollbars[0].max);
3920 /* avoid that moving components around generates events */
3921 ++hold_gui_events;
3923 for (wp = firstwin; wp != NULL; wp = W_NEXT(wp))
3925 if (wp->w_buffer == NULL) /* just in case */
3926 continue;
3927 /* Skip a scrollbar that is being dragged. */
3928 if (!force && (gui.dragged_sb == SBAR_LEFT
3929 || gui.dragged_sb == SBAR_RIGHT)
3930 && gui.dragged_wp == wp)
3931 continue;
3933 #ifdef SCROLL_PAST_END
3934 max = wp->w_buffer->b_ml.ml_line_count - 1;
3935 #else
3936 max = wp->w_buffer->b_ml.ml_line_count + wp->w_height - 2;
3937 #endif
3938 if (max < 0) /* empty buffer */
3939 max = 0;
3940 val = wp->w_topline - 1;
3941 size = wp->w_height;
3942 #ifdef SCROLL_PAST_END
3943 if (val > max) /* just in case */
3944 val = max;
3945 #else
3946 if (size > max + 1) /* just in case */
3947 size = max + 1;
3948 if (val > max - size + 1)
3949 val = max - size + 1;
3950 #endif
3951 if (val < 0) /* minimal value is 0 */
3952 val = 0;
3955 * Scrollbar at index 0 (the left one) contains all the information.
3956 * It would be the same info for left and right so we just store it for
3957 * one of them.
3959 sb = &wp->w_scrollbars[0];
3962 * Note: no check for valid w_botline. If it's not valid the
3963 * scrollbars will be updated later anyway.
3965 if (size < 1 || wp->w_botline - 2 > max)
3968 * This can happen during changing files. Just don't update the
3969 * scrollbar for now.
3971 sb->height = 0; /* Force update next time */
3972 if (gui.which_scrollbars[SBAR_LEFT])
3973 gui_do_scrollbar(wp, SBAR_LEFT, FALSE);
3974 if (gui.which_scrollbars[SBAR_RIGHT])
3975 gui_do_scrollbar(wp, SBAR_RIGHT, FALSE);
3976 continue;
3978 if (force || sb->height != wp->w_height
3979 #ifdef FEAT_WINDOWS
3980 || sb->top != wp->w_winrow
3981 || sb->status_height != wp->w_status_height
3982 # ifdef FEAT_VERTSPLIT
3983 || sb->width != wp->w_width
3984 || prev_curwin != curwin
3985 # endif
3986 #endif
3989 /* Height, width or position of scrollbar has changed. For
3990 * vertical split: curwin changed. */
3991 sb->height = wp->w_height;
3992 #ifdef FEAT_WINDOWS
3993 sb->top = wp->w_winrow;
3994 sb->status_height = wp->w_status_height;
3995 # ifdef FEAT_VERTSPLIT
3996 sb->width = wp->w_width;
3997 # endif
3998 #endif
4000 /* Calculate height and position in pixels */
4001 h = (sb->height + sb->status_height) * gui.char_height;
4002 y = sb->top * gui.char_height + gui.border_offset;
4003 #if defined(FEAT_MENU) && !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF) && !defined(FEAT_GUI_PHOTON)
4004 if (gui.menu_is_active)
4005 y += gui.menu_height;
4006 #endif
4008 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_ATHENA))
4009 if (vim_strchr(p_go, GO_TOOLBAR) != NULL)
4010 # ifdef FEAT_GUI_ATHENA
4011 y += gui.toolbar_height;
4012 # else
4013 # ifdef FEAT_GUI_MSWIN
4014 y += TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT;
4015 # endif
4016 # endif
4017 #endif
4019 #if defined(FEAT_GUI_TABLINE) && defined(FEAT_GUI_MSWIN)
4020 if (gui_has_tabline())
4021 y += gui.tabline_height;
4022 #endif
4024 #ifdef FEAT_WINDOWS
4025 if (wp->w_winrow == 0)
4026 #endif
4028 /* Height of top scrollbar includes width of top border */
4029 h += gui.border_offset;
4030 y -= gui.border_offset;
4032 if (gui.which_scrollbars[SBAR_LEFT])
4034 gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_LEFT],
4035 gui.left_sbar_x, y,
4036 gui.scrollbar_width, h);
4037 gui_do_scrollbar(wp, SBAR_LEFT, TRUE);
4039 if (gui.which_scrollbars[SBAR_RIGHT])
4041 gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_RIGHT],
4042 gui.right_sbar_x, y,
4043 gui.scrollbar_width, h);
4044 gui_do_scrollbar(wp, SBAR_RIGHT, TRUE);
4048 /* Reduce the number of calls to gui_mch_set_scrollbar_thumb() by
4049 * checking if the thumb moved at least a pixel. Only do this for
4050 * Athena, most other GUIs require the update anyway to make the
4051 * arrows work. */
4052 #ifdef FEAT_GUI_ATHENA
4053 if (max == 0)
4054 y = 0;
4055 else
4056 y = (val * (sb->height + 2) * gui.char_height + max / 2) / max;
4057 if (force || sb->pixval != y || sb->size != size || sb->max != max)
4058 #else
4059 if (force || sb->value != val || sb->size != size || sb->max != max)
4060 #endif
4062 /* Thumb of scrollbar has moved */
4063 sb->value = val;
4064 #ifdef FEAT_GUI_ATHENA
4065 sb->pixval = y;
4066 #endif
4067 sb->size = size;
4068 sb->max = max;
4069 if (gui.which_scrollbars[SBAR_LEFT]
4070 && (gui.dragged_sb != SBAR_LEFT || gui.dragged_wp != wp))
4071 gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_LEFT],
4072 val, size, max);
4073 if (gui.which_scrollbars[SBAR_RIGHT]
4074 && (gui.dragged_sb != SBAR_RIGHT || gui.dragged_wp != wp))
4075 gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_RIGHT],
4076 val, size, max);
4079 #ifdef FEAT_VERTSPLIT
4080 prev_curwin = curwin;
4081 #endif
4082 --hold_gui_events;
4086 * Enable or disable a scrollbar.
4087 * Check for scrollbars for vertically split windows which are not enabled
4088 * sometimes.
4090 static void
4091 gui_do_scrollbar(wp, which, enable)
4092 win_T *wp;
4093 int which; /* SBAR_LEFT or SBAR_RIGHT */
4094 int enable; /* TRUE to enable scrollbar */
4096 #ifdef FEAT_VERTSPLIT
4097 int midcol = curwin->w_wincol + curwin->w_width / 2;
4098 int has_midcol = (wp->w_wincol <= midcol
4099 && wp->w_wincol + wp->w_width >= midcol);
4101 /* Only enable scrollbars that contain the middle column of the current
4102 * window. */
4103 if (gui.which_scrollbars[SBAR_RIGHT] != gui.which_scrollbars[SBAR_LEFT])
4105 /* Scrollbars only on one side. Don't enable scrollbars that don't
4106 * contain the middle column of the current window. */
4107 if (!has_midcol)
4108 enable = FALSE;
4110 else
4112 /* Scrollbars on both sides. Don't enable scrollbars that neither
4113 * contain the middle column of the current window nor are on the far
4114 * side. */
4115 if (midcol > Columns / 2)
4117 if (which == SBAR_LEFT ? wp->w_wincol != 0 : !has_midcol)
4118 enable = FALSE;
4120 else
4122 if (which == SBAR_RIGHT ? wp->w_wincol + wp->w_width != Columns
4123 : !has_midcol)
4124 enable = FALSE;
4127 #endif
4128 gui_mch_enable_scrollbar(&wp->w_scrollbars[which], enable);
4132 * Scroll a window according to the values set in the globals current_scrollbar
4133 * and scrollbar_value. Return TRUE if the cursor in the current window moved
4134 * or FALSE otherwise.
4137 gui_do_scroll()
4139 win_T *wp, *save_wp;
4140 int i;
4141 long nlines;
4142 pos_T old_cursor;
4143 linenr_T old_topline;
4144 #ifdef FEAT_DIFF
4145 int old_topfill;
4146 #endif
4148 for (wp = firstwin, i = 0; i < current_scrollbar; wp = W_NEXT(wp), i++)
4149 if (wp == NULL)
4150 break;
4151 if (wp == NULL)
4152 /* Couldn't find window */
4153 return FALSE;
4156 * Compute number of lines to scroll. If zero, nothing to do.
4158 nlines = (long)scrollbar_value + 1 - (long)wp->w_topline;
4159 if (nlines == 0)
4160 return FALSE;
4162 save_wp = curwin;
4163 old_topline = wp->w_topline;
4164 #ifdef FEAT_DIFF
4165 old_topfill = wp->w_topfill;
4166 #endif
4167 old_cursor = wp->w_cursor;
4168 curwin = wp;
4169 curbuf = wp->w_buffer;
4170 if (nlines < 0)
4171 scrolldown(-nlines, gui.dragged_wp == NULL);
4172 else
4173 scrollup(nlines, gui.dragged_wp == NULL);
4174 /* Reset dragged_wp after using it. "dragged_sb" will have been reset for
4175 * the mouse-up event already, but we still want it to behave like when
4176 * dragging. But not the next click in an arrow. */
4177 if (gui.dragged_sb == SBAR_NONE)
4178 gui.dragged_wp = NULL;
4180 if (old_topline != wp->w_topline
4181 #ifdef FEAT_DIFF
4182 || old_topfill != wp->w_topfill
4183 #endif
4186 if (p_so != 0)
4188 cursor_correct(); /* fix window for 'so' */
4189 update_topline(); /* avoid up/down jump */
4191 if (old_cursor.lnum != wp->w_cursor.lnum)
4192 coladvance(wp->w_curswant);
4193 #ifdef FEAT_SCROLLBIND
4194 wp->w_scbind_pos = wp->w_topline;
4195 #endif
4198 /* Make sure wp->w_leftcol and wp->w_skipcol are correct. */
4199 validate_cursor();
4201 curwin = save_wp;
4202 curbuf = save_wp->w_buffer;
4205 * Don't call updateWindow() when nothing has changed (it will overwrite
4206 * the status line!).
4208 if (old_topline != wp->w_topline
4209 || wp->w_redr_type != 0
4210 #ifdef FEAT_DIFF
4211 || old_topfill != wp->w_topfill
4212 #endif
4215 int type = VALID;
4217 #ifdef FEAT_INS_EXPAND
4218 if (pum_visible())
4220 type = NOT_VALID;
4221 wp->w_lines_valid = 0;
4223 #endif
4224 /* Don't set must_redraw here, it may cause the popup menu to
4225 * disappear when losing focus after a scrollbar drag. */
4226 if (wp->w_redr_type < type)
4227 wp->w_redr_type = type;
4228 updateWindow(wp); /* update window, status line, and cmdline */
4231 #ifdef FEAT_INS_EXPAND
4232 /* May need to redraw the popup menu. */
4233 if (pum_visible())
4234 pum_redraw();
4235 #endif
4237 return (wp == curwin && !equalpos(curwin->w_cursor, old_cursor));
4242 * Horizontal scrollbar stuff:
4246 * Return length of line "lnum" for horizontal scrolling.
4248 static colnr_T
4249 scroll_line_len(lnum)
4250 linenr_T lnum;
4252 char_u *p;
4253 colnr_T col;
4254 int w;
4256 p = ml_get(lnum);
4257 col = 0;
4258 if (*p != NUL)
4259 for (;;)
4261 w = chartabsize(p, col);
4262 mb_ptr_adv(p);
4263 if (*p == NUL) /* don't count the last character */
4264 break;
4265 col += w;
4267 return col;
4270 /* Remember which line is currently the longest, so that we don't have to
4271 * search for it when scrolling horizontally. */
4272 static linenr_T longest_lnum = 0;
4274 static void
4275 gui_update_horiz_scrollbar(force)
4276 int force;
4278 long value, size, max; /* need 32 bit ints here */
4280 if (!gui.which_scrollbars[SBAR_BOTTOM])
4281 return;
4283 if (!force && gui.dragged_sb == SBAR_BOTTOM)
4284 return;
4286 if (!force && curwin->w_p_wrap && gui.prev_wrap)
4287 return;
4290 * It is possible for the cursor to be invalid if we're in the middle of
4291 * something (like changing files). If so, don't do anything for now.
4293 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
4295 gui.bottom_sbar.value = -1;
4296 return;
4299 size = W_WIDTH(curwin);
4300 if (curwin->w_p_wrap)
4302 value = 0;
4303 #ifdef SCROLL_PAST_END
4304 max = 0;
4305 #else
4306 max = W_WIDTH(curwin) - 1;
4307 #endif
4309 else
4311 value = curwin->w_leftcol;
4313 /* Calculate maximum for horizontal scrollbar. Check for reasonable
4314 * line numbers, topline and botline can be invalid when displaying is
4315 * postponed. */
4316 if (vim_strchr(p_go, GO_HORSCROLL) == NULL
4317 && curwin->w_topline <= curwin->w_cursor.lnum
4318 && curwin->w_botline > curwin->w_cursor.lnum
4319 && curwin->w_botline <= curbuf->b_ml.ml_line_count + 1)
4321 linenr_T lnum;
4322 colnr_T n;
4324 /* Use maximum of all visible lines. Remember the lnum of the
4325 * longest line, clostest to the cursor line. Used when scrolling
4326 * below. */
4327 max = 0;
4328 for (lnum = curwin->w_topline; lnum < curwin->w_botline; ++lnum)
4330 n = scroll_line_len(lnum);
4331 if (n > (colnr_T)max)
4333 max = n;
4334 longest_lnum = lnum;
4336 else if (n == (colnr_T)max
4337 && abs((int)(lnum - curwin->w_cursor.lnum))
4338 < abs((int)(longest_lnum - curwin->w_cursor.lnum)))
4339 longest_lnum = lnum;
4342 else
4343 /* Use cursor line only. */
4344 max = scroll_line_len(curwin->w_cursor.lnum);
4345 #ifdef FEAT_VIRTUALEDIT
4346 if (virtual_active())
4348 /* May move the cursor even further to the right. */
4349 if (curwin->w_virtcol >= (colnr_T)max)
4350 max = curwin->w_virtcol;
4352 #endif
4354 #ifndef SCROLL_PAST_END
4355 max += W_WIDTH(curwin) - 1;
4356 #endif
4357 /* The line number isn't scrolled, thus there is less space when
4358 * 'number' is set (also for 'foldcolumn'). */
4359 size -= curwin_col_off();
4360 #ifndef SCROLL_PAST_END
4361 max -= curwin_col_off();
4362 #endif
4365 #ifndef SCROLL_PAST_END
4366 if (value > max - size + 1)
4367 value = max - size + 1; /* limit the value to allowable range */
4368 #endif
4370 #ifdef FEAT_RIGHTLEFT
4371 if (curwin->w_p_rl)
4373 value = max + 1 - size - value;
4374 if (value < 0)
4376 size += value;
4377 value = 0;
4380 #endif
4381 if (!force && value == gui.bottom_sbar.value && size == gui.bottom_sbar.size
4382 && max == gui.bottom_sbar.max)
4383 return;
4385 gui.bottom_sbar.value = value;
4386 gui.bottom_sbar.size = size;
4387 gui.bottom_sbar.max = max;
4388 gui.prev_wrap = curwin->w_p_wrap;
4390 gui_mch_set_scrollbar_thumb(&gui.bottom_sbar, value, size, max);
4394 * Do a horizontal scroll. Return TRUE if the cursor moved, FALSE otherwise.
4397 gui_do_horiz_scroll()
4399 /* no wrapping, no scrolling */
4400 if (curwin->w_p_wrap)
4401 return FALSE;
4403 if (curwin->w_leftcol == scrollbar_value)
4404 return FALSE;
4406 curwin->w_leftcol = (colnr_T)scrollbar_value;
4408 /* When the line of the cursor is too short, move the cursor to the
4409 * longest visible line. Do a sanity check on "longest_lnum", just in
4410 * case. */
4411 if (vim_strchr(p_go, GO_HORSCROLL) == NULL
4412 && longest_lnum >= curwin->w_topline
4413 && longest_lnum < curwin->w_botline
4414 && !virtual_active())
4416 if (scrollbar_value > scroll_line_len(curwin->w_cursor.lnum))
4418 curwin->w_cursor.lnum = longest_lnum;
4419 curwin->w_cursor.col = 0;
4423 return leftcol_changed();
4427 * Check that none of the colors are the same as the background color
4429 void
4430 gui_check_colors()
4432 if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR)
4434 gui_set_bg_color((char_u *)"White");
4435 if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR)
4436 gui_set_fg_color((char_u *)"Black");
4440 static void
4441 gui_set_fg_color(name)
4442 char_u *name;
4444 gui.norm_pixel = gui_get_color(name);
4445 hl_set_fg_color_name(vim_strsave(name));
4448 static void
4449 gui_set_bg_color(name)
4450 char_u *name;
4452 gui.back_pixel = gui_get_color(name);
4453 hl_set_bg_color_name(vim_strsave(name));
4457 * Allocate a color by name.
4458 * Returns INVALCOLOR and gives an error message when failed.
4460 guicolor_T
4461 gui_get_color(name)
4462 char_u *name;
4464 guicolor_T t;
4466 if (*name == NUL)
4467 return INVALCOLOR;
4468 t = gui_mch_get_color(name);
4470 if (t == INVALCOLOR
4471 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK)
4472 && gui.in_use
4473 #endif
4475 EMSG2(_("E254: Cannot allocate color %s"), name);
4476 return t;
4480 * Return the grey value of a color (range 0-255).
4483 gui_get_lightness(pixel)
4484 guicolor_T pixel;
4486 long_u rgb = gui_mch_get_rgb(pixel);
4488 return (int)( (((rgb >> 16) & 0xff) * 299)
4489 + (((rgb >> 8) & 0xff) * 587)
4490 + ((rgb & 0xff) * 114)) / 1000;
4493 #if defined(FEAT_GUI_X11) || defined(PROTO)
4494 void
4495 gui_new_scrollbar_colors()
4497 win_T *wp;
4499 /* Nothing to do if GUI hasn't started yet. */
4500 if (!gui.in_use)
4501 return;
4503 FOR_ALL_WINDOWS(wp)
4505 gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_LEFT]));
4506 gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_RIGHT]));
4508 gui_mch_set_scrollbar_colors(&gui.bottom_sbar);
4510 #endif
4513 * Call this when focus has changed.
4515 void
4516 gui_focus_change(in_focus)
4517 int in_focus;
4520 * Skip this code to avoid drawing the cursor when debugging and switching
4521 * between the debugger window and gvim.
4523 #if 1
4524 gui.in_focus = in_focus;
4525 out_flush(); /* make sure output has been written */
4526 gui_update_cursor(TRUE, FALSE);
4528 # ifdef FEAT_XIM
4529 xim_set_focus(in_focus);
4530 # endif
4532 /* Put events in the input queue only when allowed.
4533 * ui_focus_change() isn't called directly, because it invokes
4534 * autocommands and that must not happen asynchronously. */
4535 if (!hold_gui_events)
4537 char_u bytes[3];
4539 bytes[0] = CSI;
4540 bytes[1] = KS_EXTRA;
4541 bytes[2] = in_focus ? (int)KE_FOCUSGAINED : (int)KE_FOCUSLOST;
4542 add_to_input_buf(bytes, 3);
4544 #endif
4548 * Called when the mouse moved (but not when dragging).
4550 void
4551 gui_mouse_moved(x, y)
4552 int x;
4553 int y;
4555 win_T *wp;
4556 char_u st[8];
4558 /* Ignore this while still starting up. */
4559 if (!gui.in_use || gui.starting)
4560 return;
4562 #ifdef FEAT_MOUSESHAPE
4563 /* Get window pointer, and update mouse shape as well. */
4564 wp = xy2win(x, y);
4565 #endif
4567 /* Only handle this when 'mousefocus' set and ... */
4568 if (p_mousef
4569 && !hold_gui_events /* not holding events */
4570 && (State & (NORMAL|INSERT))/* Normal/Visual/Insert mode */
4571 && State != HITRETURN /* but not hit-return prompt */
4572 && msg_scrolled == 0 /* no scrolled message */
4573 && !need_mouse_correct /* not moving the pointer */
4574 && gui.in_focus) /* gvim in focus */
4576 /* Don't move the mouse when it's left or right of the Vim window */
4577 if (x < 0 || x > Columns * gui.char_width)
4578 return;
4579 #ifndef FEAT_MOUSESHAPE
4580 wp = xy2win(x, y);
4581 #endif
4582 if (wp == curwin || wp == NULL)
4583 return; /* still in the same old window, or none at all */
4585 #ifdef FEAT_WINDOWS
4586 /* Ignore position in the tab pages line. */
4587 if (Y_2_ROW(y) < tabline_height())
4588 return;
4589 #endif
4592 * format a mouse click on status line input
4593 * ala gui_send_mouse_event(0, x, y, 0, 0);
4594 * Trick: Use a column number -1, so that get_pseudo_mouse_code() will
4595 * generate a K_LEFTMOUSE_NM key code.
4597 if (finish_op)
4599 /* abort the current operator first */
4600 st[0] = ESC;
4601 add_to_input_buf(st, 1);
4603 st[0] = CSI;
4604 st[1] = KS_MOUSE;
4605 st[2] = KE_FILLER;
4606 st[3] = (char_u)MOUSE_LEFT;
4607 fill_mouse_coord(st + 4,
4608 #ifdef FEAT_VERTSPLIT
4609 wp->w_wincol == 0 ? -1 : wp->w_wincol + MOUSE_COLOFF,
4610 #else
4612 #endif
4613 wp->w_height + W_WINROW(wp));
4615 add_to_input_buf(st, 8);
4616 st[3] = (char_u)MOUSE_RELEASE;
4617 add_to_input_buf(st, 8);
4618 #ifdef FEAT_GUI_GTK
4619 /* Need to wake up the main loop */
4620 if (gtk_main_level() > 0)
4621 gtk_main_quit();
4622 #endif
4627 * Called when mouse should be moved to window with focus.
4629 void
4630 gui_mouse_correct()
4632 int x, y;
4633 win_T *wp = NULL;
4635 need_mouse_correct = FALSE;
4637 if (!(gui.in_use && p_mousef))
4638 return;
4640 gui_mch_getmouse(&x, &y);
4641 /* Don't move the mouse when it's left or right of the Vim window */
4642 if (x < 0 || x > Columns * gui.char_width)
4643 return;
4644 if (y >= 0
4645 # ifdef FEAT_WINDOWS
4646 && Y_2_ROW(y) >= tabline_height()
4647 # endif
4649 wp = xy2win(x, y);
4650 if (wp != curwin && wp != NULL) /* If in other than current window */
4652 validate_cline_row();
4653 gui_mch_setmouse((int)W_ENDCOL(curwin) * gui.char_width - 3,
4654 (W_WINROW(curwin) + curwin->w_wrow) * gui.char_height
4655 + (gui.char_height) / 2);
4660 * Find window where the mouse pointer "y" coordinate is in.
4662 /*ARGSUSED*/
4663 static win_T *
4664 xy2win(x, y)
4665 int x;
4666 int y;
4668 #ifdef FEAT_WINDOWS
4669 int row;
4670 int col;
4671 win_T *wp;
4673 row = Y_2_ROW(y);
4674 col = X_2_COL(x);
4675 if (row < 0 || col < 0) /* before first window */
4676 return NULL;
4677 wp = mouse_find_win(&row, &col);
4678 # ifdef FEAT_MOUSESHAPE
4679 if (State == HITRETURN || State == ASKMORE)
4681 if (Y_2_ROW(y) >= msg_row)
4682 update_mouseshape(SHAPE_IDX_MOREL);
4683 else
4684 update_mouseshape(SHAPE_IDX_MORE);
4686 else if (row > wp->w_height) /* below status line */
4687 update_mouseshape(SHAPE_IDX_CLINE);
4688 # ifdef FEAT_VERTSPLIT
4689 else if (!(State & CMDLINE) && W_VSEP_WIDTH(wp) > 0 && col == wp->w_width
4690 && (row != wp->w_height || !stl_connected(wp)) && msg_scrolled == 0)
4691 update_mouseshape(SHAPE_IDX_VSEP);
4692 # endif
4693 else if (!(State & CMDLINE) && W_STATUS_HEIGHT(wp) > 0
4694 && row == wp->w_height && msg_scrolled == 0)
4695 update_mouseshape(SHAPE_IDX_STATUS);
4696 else
4697 update_mouseshape(-2);
4698 # endif
4699 return wp;
4700 #else
4701 return firstwin;
4702 #endif
4706 * ":gui" and ":gvim": Change from the terminal version to the GUI version.
4707 * File names may be given to redefine the args list.
4709 void
4710 ex_gui(eap)
4711 exarg_T *eap;
4713 char_u *arg = eap->arg;
4716 * Check for "-f" argument: foreground, don't fork.
4717 * Also don't fork when started with "gvim -f".
4718 * Do fork when using "gui -b".
4720 if (arg[0] == '-'
4721 && (arg[1] == 'f' || arg[1] == 'b')
4722 && (arg[2] == NUL || vim_iswhite(arg[2])))
4724 gui.dofork = (arg[1] == 'b');
4725 eap->arg = skipwhite(eap->arg + 2);
4727 if (!gui.in_use)
4729 /* Clear the command. Needed for when forking+exiting, to avoid part
4730 * of the argument ending up after the shell prompt. */
4731 msg_clr_eos_force();
4732 gui_start();
4734 if (!ends_excmd(*eap->arg))
4735 ex_next(eap);
4738 #if ((defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_W32) \
4739 || defined(FEAT_GUI_PHOTON)) && defined(FEAT_TOOLBAR)) || defined(PROTO)
4741 * This is shared between Athena, Motif and GTK.
4743 static void gfp_setname __ARGS((char_u *fname, void *cookie));
4746 * Callback function for do_in_runtimepath().
4748 static void
4749 gfp_setname(fname, cookie)
4750 char_u *fname;
4751 void *cookie;
4753 char_u *gfp_buffer = cookie;
4755 if (STRLEN(fname) >= MAXPATHL)
4756 *gfp_buffer = NUL;
4757 else
4758 STRCPY(gfp_buffer, fname);
4762 * Find the path of bitmap "name" with extension "ext" in 'runtimepath'.
4763 * Return FAIL for failure and OK if buffer[MAXPATHL] contains the result.
4766 gui_find_bitmap(name, buffer, ext)
4767 char_u *name;
4768 char_u *buffer;
4769 char *ext;
4771 if (STRLEN(name) > MAXPATHL - 14)
4772 return FAIL;
4773 vim_snprintf((char *)buffer, MAXPATHL, "bitmaps/%s.%s", name, ext);
4774 if (do_in_runtimepath(buffer, FALSE, gfp_setname, buffer) == FAIL
4775 || *buffer == NUL)
4776 return FAIL;
4777 return OK;
4780 # if !defined(HAVE_GTK2) || defined(PROTO)
4782 * Given the name of the "icon=" argument, try finding the bitmap file for the
4783 * icon. If it is an absolute path name, use it as it is. Otherwise append
4784 * "ext" and search for it in 'runtimepath'.
4785 * The result is put in "buffer[MAXPATHL]". If something fails "buffer"
4786 * contains "name".
4788 void
4789 gui_find_iconfile(name, buffer, ext)
4790 char_u *name;
4791 char_u *buffer;
4792 char *ext;
4794 char_u buf[MAXPATHL + 1];
4796 expand_env(name, buffer, MAXPATHL);
4797 if (!mch_isFullName(buffer) && gui_find_bitmap(buffer, buf, ext) == OK)
4798 STRCPY(buffer, buf);
4800 # endif
4801 #endif
4803 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) || defined(PROTO)
4804 void
4805 display_errors()
4807 char_u *p;
4809 if (isatty(2))
4810 fflush(stderr);
4811 else if (error_ga.ga_data != NULL)
4813 /* avoid putting up a message box with blanks only */
4814 for (p = (char_u *)error_ga.ga_data; *p != NUL; ++p)
4815 if (!isspace(*p))
4817 /* Truncate a very long message, it will go off-screen. */
4818 if (STRLEN(p) > 2000)
4819 STRCPY(p + 2000 - 14, "...(truncated)");
4820 (void)do_dialog(VIM_ERROR, (char_u *)_("Error"),
4821 p, (char_u *)_("&Ok"), 1, NULL);
4822 break;
4824 ga_clear(&error_ga);
4827 #endif
4829 #if defined(NO_CONSOLE_INPUT) || defined(PROTO)
4831 * Return TRUE if still starting up and there is no place to enter text.
4832 * For GTK and X11 we check if stderr is not a tty, which means we were
4833 * (probably) started from the desktop. Also check stdin, "vim >& file" does
4834 * allow typing on stdin.
4837 no_console_input()
4839 return ((!gui.in_use || gui.starting)
4840 # ifndef NO_CONSOLE
4841 && !isatty(0) && !isatty(2)
4842 # endif
4845 #endif
4847 #if defined(FIND_REPLACE_DIALOG) || defined(FEAT_SUN_WORKSHOP) \
4848 || defined(NEED_GUI_UPDATE_SCREEN) \
4849 || defined(PROTO)
4851 * Update the current window and the screen.
4853 void
4854 gui_update_screen()
4856 update_topline();
4857 validate_cursor();
4858 update_screen(0); /* may need to update the screen */
4859 setcursor();
4860 out_flush(); /* make sure output has been written */
4861 gui_update_cursor(TRUE, FALSE);
4862 gui_mch_flush();
4864 #endif
4866 #if defined(FIND_REPLACE_DIALOG) || defined(PROTO)
4867 static void concat_esc __ARGS((garray_T *gap, char_u *text, int what));
4870 * Get the text to use in a find/replace dialog. Uses the last search pattern
4871 * if the argument is empty.
4872 * Returns an allocated string.
4874 char_u *
4875 get_find_dialog_text(arg, wwordp, mcasep)
4876 char_u *arg;
4877 int *wwordp; /* return: TRUE if \< \> found */
4878 int *mcasep; /* return: TRUE if \C found */
4880 char_u *text;
4882 if (*arg == NUL)
4883 text = last_search_pat();
4884 else
4885 text = arg;
4886 if (text != NULL)
4888 text = vim_strsave(text);
4889 if (text != NULL)
4891 int len = (int)STRLEN(text);
4892 int i;
4894 /* Remove "\V" */
4895 if (len >= 2 && STRNCMP(text, "\\V", 2) == 0)
4897 mch_memmove(text, text + 2, (size_t)(len - 1));
4898 len -= 2;
4901 /* Recognize "\c" and "\C" and remove. */
4902 if (len >= 2 && *text == '\\' && (text[1] == 'c' || text[1] == 'C'))
4904 *mcasep = (text[1] == 'C');
4905 mch_memmove(text, text + 2, (size_t)(len - 1));
4906 len -= 2;
4909 /* Recognize "\<text\>" and remove. */
4910 if (len >= 4
4911 && STRNCMP(text, "\\<", 2) == 0
4912 && STRNCMP(text + len - 2, "\\>", 2) == 0)
4914 *wwordp = TRUE;
4915 mch_memmove(text, text + 2, (size_t)(len - 4));
4916 text[len - 4] = NUL;
4919 /* Recognize "\/" or "\?" and remove. */
4920 for (i = 0; i + 1 < len; ++i)
4921 if (text[i] == '\\' && (text[i + 1] == '/'
4922 || text[i + 1] == '?'))
4924 mch_memmove(text + i, text + i + 1, (size_t)(len - i));
4925 --len;
4929 return text;
4933 * Concatenate "text" to grow array "gap", escaping "what" with a backslash.
4935 static void
4936 concat_esc(gap, text, what)
4937 garray_T *gap;
4938 char_u *text;
4939 int what;
4941 while (*text != NUL)
4943 #ifdef FEAT_MBYTE
4944 int l = (*mb_ptr2len)(text);
4946 if (l > 1)
4948 while (--l >= 0)
4949 ga_append(gap, *text++);
4950 continue;
4952 #endif
4953 if (*text == what)
4954 ga_append(gap, '\\');
4955 ga_append(gap, *text);
4956 ++text;
4961 * Handle the press of a button in the find-replace dialog.
4962 * Return TRUE when something was added to the input buffer.
4965 gui_do_findrepl(flags, find_text, repl_text, down)
4966 int flags; /* one of FRD_REPLACE, FRD_FINDNEXT, etc. */
4967 char_u *find_text;
4968 char_u *repl_text;
4969 int down; /* Search downwards. */
4971 garray_T ga;
4972 int i;
4973 int type = (flags & FRD_TYPE_MASK);
4974 char_u *p;
4975 regmatch_T regmatch;
4976 int save_did_emsg = did_emsg;
4978 ga_init2(&ga, 1, 100);
4979 if (type == FRD_REPLACEALL)
4980 ga_concat(&ga, (char_u *)"%s/");
4982 ga_concat(&ga, (char_u *)"\\V");
4983 if (flags & FRD_MATCH_CASE)
4984 ga_concat(&ga, (char_u *)"\\C");
4985 else
4986 ga_concat(&ga, (char_u *)"\\c");
4987 if (flags & FRD_WHOLE_WORD)
4988 ga_concat(&ga, (char_u *)"\\<");
4989 if (type == FRD_REPLACEALL || down)
4990 concat_esc(&ga, find_text, '/'); /* escape slashes */
4991 else
4992 concat_esc(&ga, find_text, '?'); /* escape '?' */
4993 if (flags & FRD_WHOLE_WORD)
4994 ga_concat(&ga, (char_u *)"\\>");
4996 if (type == FRD_REPLACEALL)
4998 ga_concat(&ga, (char_u *)"/");
4999 /* escape / and \ */
5000 p = vim_strsave_escaped(repl_text, (char_u *)"/\\");
5001 if (p != NULL)
5002 ga_concat(&ga, p);
5003 vim_free(p);
5004 ga_concat(&ga, (char_u *)"/g");
5006 ga_append(&ga, NUL);
5008 if (type == FRD_REPLACE)
5010 /* Do the replacement when the text at the cursor matches. Thus no
5011 * replacement is done if the cursor was moved! */
5012 regmatch.regprog = vim_regcomp(ga.ga_data, RE_MAGIC + RE_STRING);
5013 regmatch.rm_ic = 0;
5014 if (regmatch.regprog != NULL)
5016 p = ml_get_cursor();
5017 if (vim_regexec_nl(&regmatch, p, (colnr_T)0)
5018 && regmatch.startp[0] == p)
5020 /* Clear the command line to remove any old "No match"
5021 * error. */
5022 msg_end_prompt();
5024 if (u_save_cursor() == OK)
5026 /* A button was pressed thus undo should be synced. */
5027 u_sync(FALSE);
5029 del_bytes((long)(regmatch.endp[0] - regmatch.startp[0]),
5030 FALSE, FALSE);
5031 ins_str(repl_text);
5034 else
5035 MSG(_("No match at cursor, finding next"));
5036 vim_free(regmatch.regprog);
5040 if (type == FRD_REPLACEALL)
5042 /* A button was pressed, thus undo should be synced. */
5043 u_sync(FALSE);
5044 do_cmdline_cmd(ga.ga_data);
5046 else
5048 /* Search for the next match. */
5049 i = msg_scroll;
5050 do_search(NULL, down ? '/' : '?', ga.ga_data, 1L,
5051 SEARCH_MSG + SEARCH_MARK, NULL);
5052 msg_scroll = i; /* don't let an error message set msg_scroll */
5055 /* Don't want to pass did_emsg to other code, it may cause disabling
5056 * syntax HL if we were busy redrawing. */
5057 did_emsg = save_did_emsg;
5059 if (State & (NORMAL | INSERT))
5061 gui_update_screen(); /* update the screen */
5062 msg_didout = 0; /* overwrite any message */
5063 need_wait_return = FALSE; /* don't wait for return */
5066 vim_free(ga.ga_data);
5067 return (ga.ga_len > 0);
5070 #endif
5072 #if (defined(FEAT_DND) && defined(FEAT_GUI_GTK)) \
5073 || defined(FEAT_GUI_MSWIN) \
5074 || defined(FEAT_GUI_MAC) \
5075 || defined(PROTO)
5077 #ifdef FEAT_WINDOWS
5078 static void gui_wingoto_xy __ARGS((int x, int y));
5081 * Jump to the window at specified point (x, y).
5083 static void
5084 gui_wingoto_xy(x, y)
5085 int x;
5086 int y;
5088 int row = Y_2_ROW(y);
5089 int col = X_2_COL(x);
5090 win_T *wp;
5092 if (row >= 0 && col >= 0)
5094 wp = mouse_find_win(&row, &col);
5095 if (wp != NULL && wp != curwin)
5096 win_goto(wp);
5099 #endif
5102 * Process file drop. Mouse cursor position, key modifiers, name of files
5103 * and count of files are given. Argument "fnames[count]" has full pathnames
5104 * of dropped files, they will be freed in this function, and caller can't use
5105 * fnames after call this function.
5107 /*ARGSUSED*/
5108 void
5109 gui_handle_drop(x, y, modifiers, fnames, count)
5110 int x;
5111 int y;
5112 int_u modifiers;
5113 char_u **fnames;
5114 int count;
5116 int i;
5117 char_u *p;
5120 * When the cursor is at the command line, add the file names to the
5121 * command line, don't edit the files.
5123 if (State & CMDLINE)
5125 shorten_filenames(fnames, count);
5126 for (i = 0; i < count; ++i)
5128 if (fnames[i] != NULL)
5130 if (i > 0)
5131 add_to_input_buf((char_u*)" ", 1);
5133 /* We don't know what command is used thus we can't be sure
5134 * about which characters need to be escaped. Only escape the
5135 * most common ones. */
5136 # ifdef BACKSLASH_IN_FILENAME
5137 p = vim_strsave_escaped(fnames[i], (char_u *)" \t\"|");
5138 # else
5139 p = vim_strsave_escaped(fnames[i], (char_u *)"\\ \t\"|");
5140 # endif
5141 if (p != NULL)
5142 add_to_input_buf_csi(p, (int)STRLEN(p));
5143 vim_free(p);
5144 vim_free(fnames[i]);
5147 vim_free(fnames);
5149 else
5151 /* Go to the window under mouse cursor, then shorten given "fnames" by
5152 * current window, because a window can have local current dir. */
5153 # ifdef FEAT_WINDOWS
5154 gui_wingoto_xy(x, y);
5155 # endif
5156 shorten_filenames(fnames, count);
5158 /* If Shift held down, remember the first item. */
5159 if ((modifiers & MOUSE_SHIFT) != 0)
5160 p = vim_strsave(fnames[0]);
5161 else
5162 p = NULL;
5164 /* Handle the drop, :edit or :split to get to the file. This also
5165 * frees fnames[]. Skip this if there is only one item it's a
5166 * directory and Shift is held down. */
5167 if (count == 1 && (modifiers & MOUSE_SHIFT) != 0
5168 && mch_isdir(fnames[0]))
5170 vim_free(fnames[0]);
5171 vim_free(fnames);
5173 else
5174 handle_drop(count, fnames, (modifiers & MOUSE_CTRL) != 0);
5176 /* If Shift held down, change to first file's directory. If the first
5177 * item is a directory, change to that directory (and let the explorer
5178 * plugin show the contents). */
5179 if (p != NULL)
5181 if (mch_isdir(p))
5183 if (mch_chdir((char *)p) == 0)
5184 shorten_fnames(TRUE);
5186 else if (vim_chdirfile(p) == OK)
5187 shorten_fnames(TRUE);
5188 vim_free(p);
5191 /* Update the screen display */
5192 update_screen(NOT_VALID);
5193 # ifdef FEAT_MENU
5194 gui_update_menus(0);
5195 # endif
5196 setcursor();
5197 out_flush();
5198 gui_update_cursor(FALSE, FALSE);
5199 gui_mch_flush();
5202 #endif