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Set 'backspace' in the system vimrc
[MacVim.git] / src / gui_x11.c
blob3f2a256756e176cf289c90ba4243d53956d38e2b
1 /* vi:set ts=8 sts=4 sw=4:
2 *
3 * VIM - Vi IMproved by Bram Moolenaar
4 * GUI/Motif support by Robert Webb
5 *
6 * Do ":help uganda" in Vim to read copying and usage conditions.
7 * Do ":help credits" in Vim to see a list of people who contributed.
8 * See README.txt for an overview of the Vim source code.
9 */
10 /*
11 * Common code for the Motif and Athena GUI.
12 * Not used for GTK.
13 */
14
15 #include <X11/keysym.h>
16 #include <X11/Xatom.h>
17 #include <X11/StringDefs.h>
18 #include <X11/Intrinsic.h>
19 #include <X11/Shell.h>
20 #include <X11/cursorfont.h>
21
22 #include "vim.h"
23
24 /*
25 * For Workshop XpmP.h is preferred, because it makes the signs drawn with a
26 * transparent background instead of black.
27 */
28 #if defined(HAVE_XM_XPMP_H) && defined(FEAT_GUI_MOTIF) \
29 && (!defined(HAVE_X11_XPM_H) || defined(FEAT_SUN_WORKSHOP))
30 # include <Xm/XpmP.h>
31 #else
32 # ifdef HAVE_X11_XPM_H
33 # include <X11/xpm.h>
34 # endif
35 #endif
36
37 #ifdef FEAT_XFONTSET
38 # ifdef X_LOCALE
39 # include <X11/Xlocale.h>
40 # else
41 # include <locale.h>
42 # endif
43 #endif
44
45 #ifdef HAVE_X11_SUNKEYSYM_H
46 # include <X11/Sunkeysym.h>
47 #endif
48
49 #ifdef HAVE_X11_XMU_EDITRES_H
50 # include <X11/Xmu/Editres.h>
51 #endif
52
53 #ifdef FEAT_BEVAL_TIP
54 # include "gui_beval.h"
55 #endif
56
57 #define VIM_NAME "vim"
58 #define VIM_CLASS "Vim"
59
60 /* Default resource values */
61 #define DFLT_FONT "7x13"
62 #ifdef FONTSET_ALWAYS
63 # define DFLT_MENU_FONT XtDefaultFontSet
64 #else
65 # define DFLT_MENU_FONT XtDefaultFont
66 #endif
67 #define DFLT_TOOLTIP_FONT XtDefaultFontSet
68
69 #ifdef FEAT_GUI_ATHENA
70 # define DFLT_MENU_BG_COLOR "gray77"
71 # define DFLT_MENU_FG_COLOR "black"
72 # define DFLT_SCROLL_BG_COLOR "gray60"
73 # define DFLT_SCROLL_FG_COLOR "gray77"
74 # define DFLT_TOOLTIP_BG_COLOR "#ffffffff9191"
75 # define DFLT_TOOLTIP_FG_COLOR "#000000000000"
76 #else
77 /* use the default (CDE) colors */
78 # define DFLT_MENU_BG_COLOR ""
79 # define DFLT_MENU_FG_COLOR ""
80 # define DFLT_SCROLL_BG_COLOR ""
81 # define DFLT_SCROLL_FG_COLOR ""
82 # define DFLT_TOOLTIP_BG_COLOR "#ffffffff9191"
83 # define DFLT_TOOLTIP_FG_COLOR "#000000000000"
84 #endif
85
86 Widget vimShell = (Widget)0;
87
88 static Atom wm_atoms[2]; /* Window Manager Atoms */
89 #define DELETE_WINDOW_IDX 0 /* index in wm_atoms[] for WM_DELETE_WINDOW */
90 #define SAVE_YOURSELF_IDX 1 /* index in wm_atoms[] for WM_SAVE_YOURSELF */
91
92 #ifdef FEAT_XFONTSET
93 /*
94 * We either draw with a fontset (when current_fontset != NULL) or with a
95 * normal font (current_fontset == NULL, use gui.text_gc and gui.back_gc).
96 */
97 static XFontSet current_fontset = NULL;
98
99 #define XDrawString(dpy, win, gc, x, y, str, n) \
100 do \
101 { \
102 if (current_fontset != NULL) \
103 XmbDrawString(dpy, win, current_fontset, gc, x, y, str, n); \
104 else \
105 XDrawString(dpy, win, gc, x, y, str, n); \
106 } while (0)
107
108 #define XDrawString16(dpy, win, gc, x, y, str, n) \
109 do \
110 { \
111 if (current_fontset != NULL) \
112 XwcDrawString(dpy, win, current_fontset, gc, x, y, (wchar_t *)str, n); \
113 else \
114 XDrawString16(dpy, win, gc, x, y, (XChar2b *)str, n); \
115 } while (0)
116
117 #define XDrawImageString16(dpy, win, gc, x, y, str, n) \
118 do \
119 { \
120 if (current_fontset != NULL) \
121 XwcDrawImageString(dpy, win, current_fontset, gc, x, y, (wchar_t *)str, n); \
122 else \
123 XDrawImageString16(dpy, win, gc, x, y, (XChar2b *)str, n); \
124 } while (0)
125
126 static int check_fontset_sanity __ARGS((XFontSet fs));
127 static int fontset_width __ARGS((XFontSet fs));
128 static int fontset_ascent __ARGS((XFontSet fs));
129 #endif
130
131 static guicolor_T prev_fg_color = INVALCOLOR;
132 static guicolor_T prev_bg_color = INVALCOLOR;
133 static guicolor_T prev_sp_color = INVALCOLOR;
134
135 #if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU)
136 static XButtonPressedEvent last_mouse_event;
137 #endif
138
139 static int find_closest_color __ARGS((Colormap colormap, XColor *colorPtr));
140 static void gui_x11_timer_cb __ARGS((XtPointer timed_out, XtIntervalId *interval_id));
141 static void gui_x11_visibility_cb __ARGS((Widget w, XtPointer dud, XEvent *event, Boolean *dum));
142 static void gui_x11_expose_cb __ARGS((Widget w, XtPointer dud, XEvent *event, Boolean *dum));
143 static void gui_x11_resize_window_cb __ARGS((Widget w, XtPointer dud, XEvent *event, Boolean *dum));
144 static void gui_x11_focus_change_cb __ARGS((Widget w, XtPointer data, XEvent *event, Boolean *dum));
145 static void gui_x11_enter_cb __ARGS((Widget w, XtPointer data, XEvent *event, Boolean *dum));
146 static void gui_x11_leave_cb __ARGS((Widget w, XtPointer data, XEvent *event, Boolean *dum));
147 static void gui_x11_mouse_cb __ARGS((Widget w, XtPointer data, XEvent *event, Boolean *dum));
148 #ifdef FEAT_SNIFF
149 static void gui_x11_sniff_request_cb __ARGS((XtPointer closure, int *source, XtInputId *id));
150 #endif
151 static void gui_x11_check_copy_area __ARGS((void));
152 #ifdef FEAT_CLIENTSERVER
153 static void gui_x11_send_event_handler __ARGS((Widget, XtPointer, XEvent *, Boolean *));
154 #endif
155 static void gui_x11_wm_protocol_handler __ARGS((Widget, XtPointer, XEvent *, Boolean *));
156 static void gui_x11_blink_cb __ARGS((XtPointer timed_out, XtIntervalId *interval_id));
157 static Cursor gui_x11_create_blank_mouse __ARGS((void));
158 static void draw_curl __ARGS((int row, int col, int cells));
159
160
161 /*
162 * Keycodes recognized by vim.
163 * NOTE: when changing this, the table in gui_gtk_x11.c probably needs the
164 * same change!
165 */
166 static struct specialkey
167 {
168 KeySym key_sym;
169 char_u vim_code0;
170 char_u vim_code1;
171 } special_keys[] =
172 {
173 {XK_Up, 'k', 'u'},
174 {XK_Down, 'k', 'd'},
175 {XK_Left, 'k', 'l'},
176 {XK_Right, 'k', 'r'},
177
178 {XK_F1, 'k', '1'},
179 {XK_F2, 'k', '2'},
180 {XK_F3, 'k', '3'},
181 {XK_F4, 'k', '4'},
182 {XK_F5, 'k', '5'},
183 {XK_F6, 'k', '6'},
184 {XK_F7, 'k', '7'},
185 {XK_F8, 'k', '8'},
186 {XK_F9, 'k', '9'},
187 {XK_F10, 'k', ';'},
188
189 {XK_F11, 'F', '1'},
190 {XK_F12, 'F', '2'},
191 {XK_F13, 'F', '3'},
192 {XK_F14, 'F', '4'},
193 {XK_F15, 'F', '5'},
194 {XK_F16, 'F', '6'},
195 {XK_F17, 'F', '7'},
196 {XK_F18, 'F', '8'},
197 {XK_F19, 'F', '9'},
198 {XK_F20, 'F', 'A'},
199
200 {XK_F21, 'F', 'B'},
201 {XK_F22, 'F', 'C'},
202 {XK_F23, 'F', 'D'},
203 {XK_F24, 'F', 'E'},
204 {XK_F25, 'F', 'F'},
205 {XK_F26, 'F', 'G'},
206 {XK_F27, 'F', 'H'},
207 {XK_F28, 'F', 'I'},
208 {XK_F29, 'F', 'J'},
209 {XK_F30, 'F', 'K'},
210
211 {XK_F31, 'F', 'L'},
212 {XK_F32, 'F', 'M'},
213 {XK_F33, 'F', 'N'},
214 {XK_F34, 'F', 'O'},
215 {XK_F35, 'F', 'P'}, /* keysymdef.h defines up to F35 */
216 #ifdef SunXK_F36
217 {SunXK_F36, 'F', 'Q'},
218 {SunXK_F37, 'F', 'R'},
219 #endif
220
221 {XK_Help, '%', '1'},
222 {XK_Undo, '&', '8'},
223 {XK_BackSpace, 'k', 'b'},
224 {XK_Insert, 'k', 'I'},
225 {XK_Delete, 'k', 'D'},
226 {XK_Home, 'k', 'h'},
227 {XK_End, '@', '7'},
228 {XK_Prior, 'k', 'P'},
229 {XK_Next, 'k', 'N'},
230 {XK_Print, '%', '9'},
231
232 /* Keypad keys: */
233 #ifdef XK_KP_Left
234 {XK_KP_Left, 'k', 'l'},
235 {XK_KP_Right, 'k', 'r'},
236 {XK_KP_Up, 'k', 'u'},
237 {XK_KP_Down, 'k', 'd'},
238 {XK_KP_Insert, KS_EXTRA, (char_u)KE_KINS},
239 {XK_KP_Delete, KS_EXTRA, (char_u)KE_KDEL},
240 {XK_KP_Home, 'K', '1'},
241 {XK_KP_End, 'K', '4'},
242 {XK_KP_Prior, 'K', '3'},
243 {XK_KP_Next, 'K', '5'},
244
245 {XK_KP_Add, 'K', '6'},
246 {XK_KP_Subtract, 'K', '7'},
247 {XK_KP_Divide, 'K', '8'},
248 {XK_KP_Multiply, 'K', '9'},
249 {XK_KP_Enter, 'K', 'A'},
250 {XK_KP_Decimal, 'K', 'B'},
251
252 {XK_KP_0, 'K', 'C'},
253 {XK_KP_1, 'K', 'D'},
254 {XK_KP_2, 'K', 'E'},
255 {XK_KP_3, 'K', 'F'},
256 {XK_KP_4, 'K', 'G'},
257 {XK_KP_5, 'K', 'H'},
258 {XK_KP_6, 'K', 'I'},
259 {XK_KP_7, 'K', 'J'},
260 {XK_KP_8, 'K', 'K'},
261 {XK_KP_9, 'K', 'L'},
262 #endif
263
264 /* End of list marker: */
265 {(KeySym)0, 0, 0}
266 };
267
268 #define XtNboldFont "boldFont"
269 #define XtCBoldFont "BoldFont"
270 #define XtNitalicFont "italicFont"
271 #define XtCItalicFont "ItalicFont"
272 #define XtNboldItalicFont "boldItalicFont"
273 #define XtCBoldItalicFont "BoldItalicFont"
274 #define XtNscrollbarWidth "scrollbarWidth"
275 #define XtCScrollbarWidth "ScrollbarWidth"
276 #define XtNmenuHeight "menuHeight"
277 #define XtCMenuHeight "MenuHeight"
278 #define XtNmenuFont "menuFont"
279 #define XtCMenuFont "MenuFont"
280 #define XtNmenuFontSet "menuFontSet"
281 #define XtCMenuFontSet "MenuFontSet"
282
283
284 /* Resources for setting the foreground and background colors of menus */
285 #define XtNmenuBackground "menuBackground"
286 #define XtCMenuBackground "MenuBackground"
287 #define XtNmenuForeground "menuForeground"
288 #define XtCMenuForeground "MenuForeground"
289
290 /* Resources for setting the foreground and background colors of scrollbars */
291 #define XtNscrollBackground "scrollBackground"
292 #define XtCScrollBackground "ScrollBackground"
293 #define XtNscrollForeground "scrollForeground"
294 #define XtCScrollForeground "ScrollForeground"
295
296 /* Resources for setting the foreground and background colors of tooltip */
297 #define XtNtooltipBackground "tooltipBackground"
298 #define XtCTooltipBackground "TooltipBackground"
299 #define XtNtooltipForeground "tooltipForeground"
300 #define XtCTooltipForeground "TooltipForeground"
301 #define XtNtooltipFont "tooltipFont"
302 #define XtCTooltipFont "TooltipFont"
303
304 /*
305 * X Resources:
306 */
307 static XtResource vim_resources[] =
308 {
309 {
310 XtNforeground,
311 XtCForeground,
312 XtRPixel,
313 sizeof(Pixel),
314 XtOffsetOf(gui_T, def_norm_pixel),
315 XtRString,
316 XtDefaultForeground
317 },
318 {
319 XtNbackground,
320 XtCBackground,
321 XtRPixel,
322 sizeof(Pixel),
323 XtOffsetOf(gui_T, def_back_pixel),
324 XtRString,
325 XtDefaultBackground
326 },
327 {
328 XtNfont,
329 XtCFont,
330 XtRString,
331 sizeof(String *),
332 XtOffsetOf(gui_T, rsrc_font_name),
333 XtRImmediate,
334 XtDefaultFont
335 },
336 {
337 XtNboldFont,
338 XtCBoldFont,
339 XtRString,
340 sizeof(String *),
341 XtOffsetOf(gui_T, rsrc_bold_font_name),
342 XtRImmediate,
343 ""
344 },
345 {
346 XtNitalicFont,
347 XtCItalicFont,
348 XtRString,
349 sizeof(String *),
350 XtOffsetOf(gui_T, rsrc_ital_font_name),
351 XtRImmediate,
352 ""
353 },
354 {
355 XtNboldItalicFont,
356 XtCBoldItalicFont,
357 XtRString,
358 sizeof(String *),
359 XtOffsetOf(gui_T, rsrc_boldital_font_name),
360 XtRImmediate,
361 ""
362 },
363 {
364 XtNgeometry,
365 XtCGeometry,
366 XtRString,
367 sizeof(String *),
368 XtOffsetOf(gui_T, geom),
369 XtRImmediate,
370 ""
371 },
372 {
373 XtNreverseVideo,
374 XtCReverseVideo,
375 XtRBool,
376 sizeof(Bool),
377 XtOffsetOf(gui_T, rsrc_rev_video),
378 XtRImmediate,
379 (XtPointer)False
380 },
381 {
382 XtNborderWidth,
383 XtCBorderWidth,
384 XtRInt,
385 sizeof(int),
386 XtOffsetOf(gui_T, border_width),
387 XtRImmediate,
388 (XtPointer)2
389 },
390 {
391 XtNscrollbarWidth,
392 XtCScrollbarWidth,
393 XtRInt,
394 sizeof(int),
395 XtOffsetOf(gui_T, scrollbar_width),
396 XtRImmediate,
397 (XtPointer)SB_DEFAULT_WIDTH
398 },
399 #ifdef FEAT_MENU
400 # ifdef FEAT_GUI_ATHENA /* with Motif the height is always computed */
401 {
402 XtNmenuHeight,
403 XtCMenuHeight,
404 XtRInt,
405 sizeof(int),
406 XtOffsetOf(gui_T, menu_height),
407 XtRImmediate,
408 (XtPointer)MENU_DEFAULT_HEIGHT /* Should figure out at run time */
409 },
410 # endif
411 {
412 # ifdef FONTSET_ALWAYS
413 XtNmenuFontSet,
414 XtCMenuFontSet,
415 #else
416 XtNmenuFont,
417 XtCMenuFont,
418 #endif
419 XtRString,
420 sizeof(char *),
421 XtOffsetOf(gui_T, rsrc_menu_font_name),
422 XtRString,
423 DFLT_MENU_FONT
424 },
425 #endif
426 {
427 XtNmenuForeground,
428 XtCMenuForeground,
429 XtRString,
430 sizeof(char *),
431 XtOffsetOf(gui_T, rsrc_menu_fg_name),
432 XtRString,
433 DFLT_MENU_FG_COLOR
434 },
435 {
436 XtNmenuBackground,
437 XtCMenuBackground,
438 XtRString,
439 sizeof(char *),
440 XtOffsetOf(gui_T, rsrc_menu_bg_name),
441 XtRString,
442 DFLT_MENU_BG_COLOR
443 },
444 {
445 XtNscrollForeground,
446 XtCScrollForeground,
447 XtRString,
448 sizeof(char *),
449 XtOffsetOf(gui_T, rsrc_scroll_fg_name),
450 XtRString,
451 DFLT_SCROLL_FG_COLOR
452 },
453 {
454 XtNscrollBackground,
455 XtCScrollBackground,
456 XtRString,
457 sizeof(char *),
458 XtOffsetOf(gui_T, rsrc_scroll_bg_name),
459 XtRString,
460 DFLT_SCROLL_BG_COLOR
461 },
462 #ifdef FEAT_BEVAL
463 {
464 XtNtooltipForeground,
465 XtCTooltipForeground,
466 XtRString,
467 sizeof(char *),
468 XtOffsetOf(gui_T, rsrc_tooltip_fg_name),
469 XtRString,
470 DFLT_TOOLTIP_FG_COLOR
471 },
472 {
473 XtNtooltipBackground,
474 XtCTooltipBackground,
475 XtRString,
476 sizeof(char *),
477 XtOffsetOf(gui_T, rsrc_tooltip_bg_name),
478 XtRString,
479 DFLT_TOOLTIP_BG_COLOR
480 },
481 {
482 XtNtooltipFont,
483 XtCTooltipFont,
484 XtRString,
485 sizeof(char *),
486 XtOffsetOf(gui_T, rsrc_tooltip_font_name),
487 XtRString,
488 DFLT_TOOLTIP_FONT
489 },
490 /* This one isn't really needed, keep for Sun Workshop? */
491 {
492 "balloonEvalFontSet",
493 XtCFontSet,
494 XtRFontSet,
495 sizeof(XFontSet),
496 XtOffsetOf(gui_T, tooltip_fontset),
497 XtRImmediate,
498 (XtPointer)NOFONTSET
499 },
500 #endif /* FEAT_BEVAL */
501 #ifdef FEAT_XIM
502 {
503 "preeditType",
504 "PreeditType",
505 XtRString,
506 sizeof(char*),
507 XtOffsetOf(gui_T, rsrc_preedit_type_name),
508 XtRString,
509 (XtPointer)"OverTheSpot,OffTheSpot,Root"
510 },
511 {
512 "inputMethod",
513 "InputMethod",
514 XtRString,
515 sizeof(char*),
516 XtOffsetOf(gui_T, rsrc_input_method),
517 XtRString,
518 NULL
519 },
520 #endif /* FEAT_XIM */
521 };
522
523 /*
524 * This table holds all the X GUI command line options allowed. This includes
525 * the standard ones so that we can skip them when vim is started without the
526 * GUI (but the GUI might start up later).
527 * When changing this, also update doc/vim_gui.txt and the usage message!!!
528 */
529 static XrmOptionDescRec cmdline_options[] =
530 {
531 /* We handle these options ourselves */
532 {"-bg", ".background", XrmoptionSepArg, NULL},
533 {"-background", ".background", XrmoptionSepArg, NULL},
534 {"-fg", ".foreground", XrmoptionSepArg, NULL},
535 {"-foreground", ".foreground", XrmoptionSepArg, NULL},
536 {"-fn", ".font", XrmoptionSepArg, NULL},
537 {"-font", ".font", XrmoptionSepArg, NULL},
538 {"-boldfont", ".boldFont", XrmoptionSepArg, NULL},
539 {"-italicfont", ".italicFont", XrmoptionSepArg, NULL},
540 {"-geom", ".geometry", XrmoptionSepArg, NULL},
541 {"-geometry", ".geometry", XrmoptionSepArg, NULL},
542 {"-reverse", "*reverseVideo", XrmoptionNoArg, "True"},
543 {"-rv", "*reverseVideo", XrmoptionNoArg, "True"},
544 {"+reverse", "*reverseVideo", XrmoptionNoArg, "False"},
545 {"+rv", "*reverseVideo", XrmoptionNoArg, "False"},
546 {"-display", ".display", XrmoptionSepArg, NULL},
547 {"-iconic", ".iconic", XrmoptionNoArg, "True"},
548 {"-name", ".name", XrmoptionSepArg, NULL},
549 {"-bw", ".borderWidth", XrmoptionSepArg, NULL},
550 {"-borderwidth", ".borderWidth", XrmoptionSepArg, NULL},
551 {"-sw", ".scrollbarWidth", XrmoptionSepArg, NULL},
552 {"-scrollbarwidth", ".scrollbarWidth", XrmoptionSepArg, NULL},
553 {"-mh", ".menuHeight", XrmoptionSepArg, NULL},
554 {"-menuheight", ".menuHeight", XrmoptionSepArg, NULL},
555 #ifdef FONTSET_ALWAYS
556 {"-mf", ".menuFontSet", XrmoptionSepArg, NULL},
557 {"-menufont", ".menuFontSet", XrmoptionSepArg, NULL},
558 {"-menufontset", ".menuFontSet", XrmoptionSepArg, NULL},
559 #else
560 {"-mf", ".menuFont", XrmoptionSepArg, NULL},
561 {"-menufont", ".menuFont", XrmoptionSepArg, NULL},
562 #endif
563 {"-xrm", NULL, XrmoptionResArg, NULL}
564 };
565
566 static int gui_argc = 0;
567 static char **gui_argv = NULL;
568
569 /*
570 * Call-back routines.
571 */
572
573 /* ARGSUSED */
574 static void
575 gui_x11_timer_cb(timed_out, interval_id)
576 XtPointer timed_out;
577 XtIntervalId *interval_id;
578 {
579 *((int *)timed_out) = TRUE;
580 }
581
582 /* ARGSUSED */
583 static void
584 gui_x11_visibility_cb(w, dud, event, dum)
585 Widget w;
586 XtPointer dud;
587 XEvent *event;
588 Boolean *dum;
589 {
590 if (event->type != VisibilityNotify)
591 return;
592
593 gui.visibility = event->xvisibility.state;
594
595 /*
596 * When we do an XCopyArea(), and the window is partially obscured, we want
597 * to receive an event to tell us whether it worked or not.
598 */
599 XSetGraphicsExposures(gui.dpy, gui.text_gc,
600 gui.visibility != VisibilityUnobscured);
601
602 /* This is needed for when redrawing is slow. */
603 gui_mch_update();
604 }
605
606 /* ARGSUSED */
607 static void
608 gui_x11_expose_cb(w, dud, event, dum)
609 Widget w;
610 XtPointer dud;
611 XEvent *event;
612 Boolean *dum;
613 {
614 XExposeEvent *gevent;
615 int new_x;
616
617 if (event->type != Expose)
618 return;
619
620 out_flush(); /* make sure all output has been processed */
621
622 gevent = (XExposeEvent *)event;
623 gui_redraw(gevent->x, gevent->y, gevent->width, gevent->height);
624
625 new_x = FILL_X(0);
626
627 /* Clear the border areas if needed */
628 if (gevent->x < new_x)
629 XClearArea(gui.dpy, gui.wid, 0, 0, new_x, 0, False);
630 if (gevent->y < FILL_Y(0))
631 XClearArea(gui.dpy, gui.wid, 0, 0, 0, FILL_Y(0), False);
632 if (gevent->x > FILL_X(Columns))
633 XClearArea(gui.dpy, gui.wid, FILL_X((int)Columns), 0, 0, 0, False);
634 if (gevent->y > FILL_Y(Rows))
635 XClearArea(gui.dpy, gui.wid, 0, FILL_Y((int)Rows), 0, 0, False);
636
637 /* This is needed for when redrawing is slow. */
638 gui_mch_update();
639 }
640
641 #if (defined(FEAT_NETBEANS_INTG) || defined(FEAT_SUN_WORKSHOP)) \
642 || defined(PROTO)
643 /*
644 * This function fills in the XRectangle object with the current x,y
645 * coordinates and height, width so that an XtVaSetValues to the same shell of
646 * those resources will restore the window to its former position and
647 * dimensions.
648 *
649 * Note: This function may fail, in which case the XRectangle will be
650 * unchanged. Be sure to have the XRectangle set with the proper values for a
651 * failed condition prior to calling this function.
652 */
653 static void
654 shellRectangle(Widget shell, XRectangle *r)
655 {
656 Window rootw, shellw, child, parentw;
657 int absx, absy;
658 XWindowAttributes a;
659 Window *children;
660 unsigned int childrenCount;
661
662 shellw = XtWindow(shell);
663 if (shellw == 0)
664 return;
665 for (;;)
666 {
667 XQueryTree(XtDisplay(shell), shellw, &rootw, &parentw,
668 &children, &childrenCount);
669 XFree(children);
670 if (parentw == rootw)
671 break;
672 shellw = parentw;
673 }
674 XGetWindowAttributes(XtDisplay(shell), shellw, &a);
675 XTranslateCoordinates(XtDisplay(shell), shellw, a.root, 0, 0,
676 &absx, &absy, &child);
677 r->x = absx;
678 r->y = absy;
679 XtVaGetValues(shell, XmNheight, &r->height, XmNwidth, &r->width, NULL);
680 }
681 #endif
682
683 /* ARGSUSED */
684 static void
685 gui_x11_resize_window_cb(w, dud, event, dum)
686 Widget w;
687 XtPointer dud;
688 XEvent *event;
689 Boolean *dum;
690 {
691 static int lastWidth, lastHeight;
692
693 if (event->type != ConfigureNotify)
694 return;
695
696 if (event->xconfigure.width != lastWidth
697 || event->xconfigure.height != lastHeight)
698 {
699 lastWidth = event->xconfigure.width;
700 lastHeight = event->xconfigure.height;
701 gui_resize_shell(event->xconfigure.width, event->xconfigure.height
702 #ifdef FEAT_XIM
703 - xim_get_status_area_height()
704 #endif
705 );
706 }
707 #ifdef FEAT_SUN_WORKSHOP
708 if (usingSunWorkShop)
709 {
710 XRectangle rec;
711
712 shellRectangle(w, &rec);
713 workshop_frame_moved(rec.x, rec.y, rec.width, rec.height);
714 }
715 #endif
716 #ifdef FEAT_NETBEANS_INTG
717 if (usingNetbeans)
718 {
719 XRectangle rec;
720
721 shellRectangle(w, &rec);
722 netbeans_frame_moved(rec.x, rec.y);
723 }
724 #endif
725 #ifdef FEAT_XIM
726 xim_set_preedit();
727 #endif
728 }
729
730 /* ARGSUSED */
731 static void
732 gui_x11_focus_change_cb(w, data, event, dum)
733 Widget w;
734 XtPointer data;
735 XEvent *event;
736 Boolean *dum;
737 {
738 gui_focus_change(event->type == FocusIn);
739 }
740
741 /* ARGSUSED */
742 static void
743 gui_x11_enter_cb(w, data, event, dum)
744 Widget w;
745 XtPointer data;
746 XEvent *event;
747 Boolean *dum;
748 {
749 gui_focus_change(TRUE);
750 }
751
752 /* ARGSUSED */
753 static void
754 gui_x11_leave_cb(w, data, event, dum)
755 Widget w;
756 XtPointer data;
757 XEvent *event;
758 Boolean *dum;
759 {
760 gui_focus_change(FALSE);
761 }
762
763 #if defined(X_HAVE_UTF8_STRING) && defined(FEAT_MBYTE)
764 # if X_HAVE_UTF8_STRING
765 # define USE_UTF8LOOKUP
766 # endif
767 #endif
768
769 /* ARGSUSED */
770 void
771 gui_x11_key_hit_cb(w, dud, event, dum)
772 Widget w;
773 XtPointer dud;
774 XEvent *event;
775 Boolean *dum;
776 {
777 XKeyPressedEvent *ev_press;
778 #ifdef FEAT_XIM
779 char_u string2[256];
780 char_u string_shortbuf[256];
781 char_u *string = string_shortbuf;
782 Boolean string_alloced = False;
783 Status status;
784 #else
785 char_u string[4], string2[3];
786 #endif
787 KeySym key_sym, key_sym2;
788 int len, len2;
789 int i;
790 int modifiers;
791 int key;
792
793 ev_press = (XKeyPressedEvent *)event;
794
795 #ifdef FEAT_XIM
796 if (xic)
797 {
798 # ifdef USE_UTF8LOOKUP
799 /* XFree86 4.0.2 or newer: Be able to get UTF-8 characters even when
800 * the locale isn't utf-8. */
801 if (enc_utf8)
802 len = Xutf8LookupString(xic, ev_press, (char *)string,
803 sizeof(string_shortbuf), &key_sym, &status);
804 else
805 # endif
806 len = XmbLookupString(xic, ev_press, (char *)string,
807 sizeof(string_shortbuf), &key_sym, &status);
808 if (status == XBufferOverflow)
809 {
810 string = (char_u *)XtMalloc(len + 1);
811 string_alloced = True;
812 # ifdef USE_UTF8LOOKUP
813 /* XFree86 4.0.2 or newer: Be able to get UTF-8 characters even
814 * when the locale isn't utf-8. */
815 if (enc_utf8)
816 len = Xutf8LookupString(xic, ev_press, (char *)string,
817 len, &key_sym, &status);
818 else
819 # endif
820 len = XmbLookupString(xic, ev_press, (char *)string,
821 len, &key_sym, &status);
822 }
823 if (status == XLookupNone || status == XLookupChars)
824 key_sym = XK_VoidSymbol;
825
826 # ifdef FEAT_MBYTE
827 /* Do conversion from 'termencoding' to 'encoding'. When using
828 * Xutf8LookupString() it has already been done. */
829 if (len > 0 && input_conv.vc_type != CONV_NONE
830 # ifdef USE_UTF8LOOKUP
831 && !enc_utf8
832 # endif
833 )
834 {
835 int maxlen = len * 4 + 40; /* guessed */
836 char_u *p = (char_u *)XtMalloc(maxlen);
837
838 mch_memmove(p, string, len);
839 if (string_alloced)
840 XtFree((char *)string);
841 string = p;
842 string_alloced = True;
843 len = convert_input(p, len, maxlen);
844 }
845 # endif
846
847 /* Translate CSI to K_CSI, otherwise it could be recognized as the
848 * start of a special key. */
849 for (i = 0; i < len; ++i)
850 if (string[i] == CSI)
851 {
852 char_u *p = (char_u *)XtMalloc(len + 3);
853
854 mch_memmove(p, string, i + 1);
855 p[i + 1] = KS_EXTRA;
856 p[i + 2] = (int)KE_CSI;
857 mch_memmove(p + i + 3, string + i + 1, len - i);
858 if (string_alloced)
859 XtFree((char *)string);
860 string = p;
861 string_alloced = True;
862 i += 2;
863 len += 2;
864 }
865 }
866 else
867 #endif
868 len = XLookupString(ev_press, (char *)string, sizeof(string),
869 &key_sym, NULL);
870
871 #ifdef SunXK_F36
872 /*
873 * These keys have bogus lookup strings, and trapping them here is
874 * easier than trying to XRebindKeysym() on them with every possible
875 * combination of modifiers.
876 */
877 if (key_sym == SunXK_F36 || key_sym == SunXK_F37)
878 len = 0;
879 #endif
880
881 #ifdef FEAT_HANGULIN
882 if ((key_sym == XK_space) && (ev_press->state & ShiftMask))
883 {
884 hangul_input_state_toggle();
885 goto theend;
886 }
887 #endif
888
889 if (key_sym == XK_space)
890 string[0] = ' '; /* Otherwise Ctrl-Space doesn't work */
891
892 /*
893 * Only on some machines ^_ requires Ctrl+Shift+minus. For consistency,
894 * allow just Ctrl+minus too.
895 */
896 if (key_sym == XK_minus && (ev_press->state & ControlMask))
897 string[0] = Ctrl__;
898
899 #ifdef XK_ISO_Left_Tab
900 /* why do we get XK_ISO_Left_Tab instead of XK_Tab for shift-tab? */
901 if (key_sym == XK_ISO_Left_Tab)
902 {
903 key_sym = XK_Tab;
904 string[0] = TAB;
905 len = 1;
906 }
907 #endif
908
909 /* Check for Alt/Meta key (Mod1Mask), but not for a BS, DEL or character
910 * that already has the 8th bit set. And not when using a double-byte
911 * encoding, setting the 8th bit may make it the lead byte of a
912 * double-byte character. */
913 if (len == 1
914 && (ev_press->state & Mod1Mask)
915 && !(key_sym == XK_BackSpace || key_sym == XK_Delete)
916 && (string[0] & 0x80) == 0
917 #ifdef FEAT_MBYTE
918 && !enc_dbcs
919 #endif
920 )
921 {
922 #if defined(FEAT_MENU) && defined(FEAT_GUI_MOTIF)
923 /* Ignore ALT keys when they are used for the menu only */
924 if (gui.menu_is_active
925 && (p_wak[0] == 'y'
926 || (p_wak[0] == 'm' && gui_is_menu_shortcut(string[0]))))
927 goto theend;
928 #endif
929 /*
930 * Before we set the 8th bit, check to make sure the user doesn't
931 * already have a mapping defined for this sequence. We determine this
932 * by checking to see if the input would be the same without the
933 * Alt/Meta key.
934 * Don't do this for <S-M-Tab>, that should become K_S_TAB with ALT.
935 */
936 ev_press->state &= ~Mod1Mask;
937 len2 = XLookupString(ev_press, (char *)string2, sizeof(string2),
938 &key_sym2, NULL);
939 if (key_sym2 == XK_space)
940 string2[0] = ' '; /* Otherwise Meta-Ctrl-Space doesn't work */
941 if ( len2 == 1
942 && string[0] == string2[0]
943 && !(key_sym == XK_Tab && (ev_press->state & ShiftMask)))
944 {
945 string[0] |= 0x80;
946 #ifdef FEAT_MBYTE
947 if (enc_utf8) /* convert to utf-8 */
948 {
949 string[1] = string[0] & 0xbf;
950 string[0] = ((unsigned)string[0] >> 6) + 0xc0;
951 if (string[1] == CSI)
952 {
953 string[2] = KS_EXTRA;
954 string[3] = (int)KE_CSI;
955 len = 4;
956 }
957 else
958 len = 2;
959 }
960 #endif
961 }
962 else
963 ev_press->state |= Mod1Mask;
964 }
965
966 if (len == 1 && string[0] == CSI)
967 {
968 string[1] = KS_EXTRA;
969 string[2] = (int)KE_CSI;
970 len = -3;
971 }
972
973 /* Check for special keys. Also do this when len == 1 (key has an ASCII
974 * value) to detect backspace, delete and keypad keys. */
975 if (len == 0 || len == 1)
976 {
977 for (i = 0; special_keys[i].key_sym != (KeySym)0; i++)
978 {
979 if (special_keys[i].key_sym == key_sym)
980 {
981 string[0] = CSI;
982 string[1] = special_keys[i].vim_code0;
983 string[2] = special_keys[i].vim_code1;
984 len = -3;
985 break;
986 }
987 }
988 }
989
990 /* Unrecognised key is ignored. */
991 if (len == 0)
992 goto theend;
993
994 /* Special keys (and a few others) may have modifiers. Also when using a
995 * double-byte encoding (can't set the 8th bit). */
996 if (len == -3 || key_sym == XK_space || key_sym == XK_Tab
997 || key_sym == XK_Return || key_sym == XK_Linefeed
998 || key_sym == XK_Escape
999 #ifdef FEAT_MBYTE
1000 || (enc_dbcs && len == 1 && (ev_press->state & Mod1Mask))
1001 #endif
1002 )
1003 {
1004 modifiers = 0;
1005 if (ev_press->state & ShiftMask)
1006 modifiers |= MOD_MASK_SHIFT;
1007 if (ev_press->state & ControlMask)
1008 modifiers |= MOD_MASK_CTRL;
1009 if (ev_press->state & Mod1Mask)
1010 modifiers |= MOD_MASK_ALT;
1011 if (ev_press->state & Mod4Mask)
1012 modifiers |= MOD_MASK_META;
1013
1014 /*
1015 * For some keys a shift modifier is translated into another key
1016 * code.
1017 */
1018 if (len == -3)
1019 key = TO_SPECIAL(string[1], string[2]);
1020 else
1021 key = string[0];
1022 key = simplify_key(key, &modifiers);
1023 if (key == CSI)
1024 key = K_CSI;
1025 if (IS_SPECIAL(key))
1026 {
1027 string[0] = CSI;
1028 string[1] = K_SECOND(key);
1029 string[2] = K_THIRD(key);
1030 len = 3;
1031 }
1032 else
1033 {
1034 string[0] = key;
1035 len = 1;
1036 }
1037
1038 if (modifiers != 0)
1039 {
1040 string2[0] = CSI;
1041 string2[1] = KS_MODIFIER;
1042 string2[2] = modifiers;
1043 add_to_input_buf(string2, 3);
1044 }
1045 }
1046
1047 if (len == 1 && ((string[0] == Ctrl_C && ctrl_c_interrupts)
1048 #ifdef UNIX
1049 || (intr_char != 0 && string[0] == intr_char)
1050 #endif
1051 ))
1052 {
1053 trash_input_buf();
1054 got_int = TRUE;
1055 }
1056
1057 add_to_input_buf(string, len);
1058
1059 /*
1060 * blank out the pointer if necessary
1061 */
1062 if (p_mh)
1063 gui_mch_mousehide(TRUE);
1064
1065 #if defined(FEAT_BEVAL_TIP)
1066 {
1067 BalloonEval *be;
1068
1069 if ((be = gui_mch_currently_showing_beval()) != NULL)
1070 gui_mch_unpost_balloon(be);
1071 }
1072 #endif
1073 theend:
1074 {} /* some compilers need a statement here */
1075 #ifdef FEAT_XIM
1076 if (string_alloced)
1077 XtFree((char *)string);
1078 #endif
1079 }
1080
1081 /* ARGSUSED */
1082 static void
1083 gui_x11_mouse_cb(w, dud, event, dum)
1084 Widget w;
1085 XtPointer dud;
1086 XEvent *event;
1087 Boolean *dum;
1088 {
1089 static XtIntervalId timer = (XtIntervalId)0;
1090 static int timed_out = TRUE;
1091
1092 int button;
1093 int repeated_click = FALSE;
1094 int x, y;
1095 int_u x_modifiers;
1096 int_u vim_modifiers;
1097
1098 if (event->type == MotionNotify)
1099 {
1100 /* Get the latest position, avoids lagging behind on a drag. */
1101 x = event->xmotion.x;
1102 y = event->xmotion.y;
1103 x_modifiers = event->xmotion.state;
1104 button = (x_modifiers & (Button1Mask | Button2Mask | Button3Mask))
1105 ? MOUSE_DRAG : ' ';
1106
1107 /*
1108 * if our pointer is currently hidden, then we should show it.
1109 */
1110 gui_mch_mousehide(FALSE);
1111
1112 if (button != MOUSE_DRAG) /* just moving the rodent */
1113 {
1114 #ifdef FEAT_MENU
1115 if (dud) /* moved in vimForm */
1116 y -= gui.menu_height;
1117 #endif
1118 gui_mouse_moved(x, y);
1119 return;
1120 }
1121 }
1122 else
1123 {
1124 x = event->xbutton.x;
1125 y = event->xbutton.y;
1126 if (event->type == ButtonPress)
1127 {
1128 /* Handle multiple clicks */
1129 if (!timed_out)
1130 {
1131 XtRemoveTimeOut(timer);
1132 repeated_click = TRUE;
1133 }
1134 timed_out = FALSE;
1135 timer = XtAppAddTimeOut(app_context, (long_u)p_mouset,
1136 gui_x11_timer_cb, &timed_out);
1137 switch (event->xbutton.button)
1138 {
1139 case Button1: button = MOUSE_LEFT; break;
1140 case Button2: button = MOUSE_MIDDLE; break;
1141 case Button3: button = MOUSE_RIGHT; break;
1142 case Button4: button = MOUSE_4; break;
1143 case Button5: button = MOUSE_5; break;
1144 default:
1145 return; /* Unknown button */
1146 }
1147 }
1148 else if (event->type == ButtonRelease)
1149 button = MOUSE_RELEASE;
1150 else
1151 return; /* Unknown mouse event type */
1152
1153 x_modifiers = event->xbutton.state;
1154 #if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU)
1155 last_mouse_event = event->xbutton;
1156 #endif
1157 }
1158
1159 vim_modifiers = 0x0;
1160 if (x_modifiers & ShiftMask)
1161 vim_modifiers |= MOUSE_SHIFT;
1162 if (x_modifiers & ControlMask)
1163 vim_modifiers |= MOUSE_CTRL;
1164 if (x_modifiers & Mod1Mask) /* Alt or Meta key */
1165 vim_modifiers |= MOUSE_ALT;
1166
1167 gui_send_mouse_event(button, x, y, repeated_click, vim_modifiers);
1168 }
1169
1170 #ifdef FEAT_SNIFF
1171 /* ARGSUSED */
1172 static void
1173 gui_x11_sniff_request_cb(closure, source, id)
1174 XtPointer closure;
1175 int *source;
1176 XtInputId *id;
1177 {
1178 static char_u bytes[3] = {CSI, (int)KS_EXTRA, (int)KE_SNIFF};
1179
1180 add_to_input_buf(bytes, 3);
1181 }
1182 #endif
1183
1184 /*
1185 * End of call-back routines
1186 */
1187
1188 /*
1189 * Parse the GUI related command-line arguments. Any arguments used are
1190 * deleted from argv, and *argc is decremented accordingly. This is called
1191 * when vim is started, whether or not the GUI has been started.
1192 */
1193 void
1194 gui_mch_prepare(argc, argv)
1195 int *argc;
1196 char **argv;
1197 {
1198 int arg;
1199 int i;
1200
1201 /*
1202 * Move all the entries in argv which are relevant to X into gui_argv.
1203 */
1204 gui_argc = 0;
1205 gui_argv = (char **)lalloc((long_u)(*argc * sizeof(char *)), FALSE);
1206 if (gui_argv == NULL)
1207 return;
1208 gui_argv[gui_argc++] = argv[0];
1209 arg = 1;
1210 while (arg < *argc)
1211 {
1212 /* Look for argv[arg] in cmdline_options[] table */
1213 for (i = 0; i < XtNumber(cmdline_options); i++)
1214 if (strcmp(argv[arg], cmdline_options[i].option) == 0)
1215 break;
1216
1217 if (i < XtNumber(cmdline_options))
1218 {
1219 /* Remember finding "-rv" or "-reverse" */
1220 if (strcmp("-rv", argv[arg]) == 0
1221 || strcmp("-reverse", argv[arg]) == 0)
1222 found_reverse_arg = TRUE;
1223 else if ((strcmp("-fn", argv[arg]) == 0
1224 || strcmp("-font", argv[arg]) == 0)
1225 && arg + 1 < *argc)
1226 font_argument = argv[arg + 1];
1227
1228 /* Found match in table, so move it into gui_argv */
1229 gui_argv[gui_argc++] = argv[arg];
1230 if (--*argc > arg)
1231 {
1232 mch_memmove(&argv[arg], &argv[arg + 1], (*argc - arg)
1233 * sizeof(char *));
1234 if (cmdline_options[i].argKind != XrmoptionNoArg)
1235 {
1236 /* Move the options argument as well */
1237 gui_argv[gui_argc++] = argv[arg];
1238 if (--*argc > arg)
1239 mch_memmove(&argv[arg], &argv[arg + 1], (*argc - arg)
1240 * sizeof(char *));
1241 }
1242 }
1243 argv[*argc] = NULL;
1244 }
1245 else
1246 #ifdef FEAT_SUN_WORKSHOP
1247 if (strcmp("-ws", argv[arg]) == 0)
1248 {
1249 usingSunWorkShop++;
1250 p_acd = TRUE;
1251 gui.dofork = FALSE; /* don't fork() when starting GUI */
1252 mch_memmove(&argv[arg], &argv[arg + 1],
1253 (--*argc - arg) * sizeof(char *));
1254 argv[*argc] = NULL;
1255 # ifdef WSDEBUG
1256 wsdebug_wait(WT_ENV | WT_WAIT | WT_STOP, "SPRO_GVIM_WAIT", 20);
1257 wsdebug_log_init("SPRO_GVIM_DEBUG", "SPRO_GVIM_DLEVEL");
1258 # endif
1259 }
1260 else
1261 #endif
1262 #ifdef FEAT_NETBEANS_INTG
1263 if (strncmp("-nb", argv[arg], 3) == 0)
1264 {
1265 usingNetbeans++;
1266 gui.dofork = FALSE; /* don't fork() when starting GUI */
1267 netbeansArg = argv[arg];
1268 mch_memmove(&argv[arg], &argv[arg + 1],
1269 (--*argc - arg) * sizeof(char *));
1270 argv[*argc] = NULL;
1271 }
1272 else
1273 #endif
1274 arg++;
1275 }
1276 }
1277
1278 #ifndef XtSpecificationRelease
1279 # define CARDINAL (Cardinal *)
1280 #else
1281 # if XtSpecificationRelease == 4
1282 # define CARDINAL (Cardinal *)
1283 # else
1284 # define CARDINAL (int *)
1285 # endif
1286 #endif
1287
1288 /*
1289 * Check if the GUI can be started. Called before gvimrc is sourced.
1290 * Return OK or FAIL.
1291 */
1292 int
1293 gui_mch_init_check()
1294 {
1295 #ifdef FEAT_XIM
1296 XtSetLanguageProc(NULL, NULL, NULL);
1297 #endif
1298 open_app_context();
1299 if (app_context != NULL)
1300 gui.dpy = XtOpenDisplay(app_context, 0, VIM_NAME, VIM_CLASS,
1301 cmdline_options, XtNumber(cmdline_options),
1302 CARDINAL &gui_argc, gui_argv);
1303
1304 if (app_context == NULL || gui.dpy == NULL)
1305 {
1306 gui.dying = TRUE;
1307 EMSG(_(e_opendisp));
1308 return FAIL;
1309 }
1310 return OK;
1311 }
1312
1313
1314 #ifdef USE_XSMP
1315 /*
1316 * Handle XSMP processing, de-registering the attachment upon error
1317 */
1318 static XtInputId _xsmp_xtinputid;
1319
1320 static void local_xsmp_handle_requests __ARGS((XtPointer c, int *s, XtInputId *i));
1321
1322 /*ARGSUSED*/
1323 static void
1324 local_xsmp_handle_requests(c, s, i)
1325 XtPointer c;
1326 int *s;
1327 XtInputId *i;
1328 {
1329 if (xsmp_handle_requests() == FAIL)
1330 XtRemoveInput(_xsmp_xtinputid);
1331 }
1332 #endif
1333
1334
1335 /*
1336 * Initialise the X GUI. Create all the windows, set up all the call-backs etc.
1337 * Returns OK for success, FAIL when the GUI can't be started.
1338 */
1339 int
1340 gui_mch_init()
1341 {
1342 XtGCMask gc_mask;
1343 XGCValues gc_vals;
1344 int x, y, mask;
1345 unsigned w, h;
1346
1347 #if 0
1348 /* Uncomment this to enable synchronous mode for debugging */
1349 XSynchronize(gui.dpy, True);
1350 #endif
1351
1352 vimShell = XtVaAppCreateShell(VIM_NAME, VIM_CLASS,
1353 applicationShellWidgetClass, gui.dpy, NULL);
1354
1355 /*
1356 * Get the application resources
1357 */
1358 XtVaGetApplicationResources(vimShell, (XtPointer)&gui,
1359 vim_resources, XtNumber(vim_resources), NULL);
1360
1361 gui.scrollbar_height = gui.scrollbar_width;
1362
1363 /*
1364 * Get the colors ourselves. Using the automatic conversion doesn't
1365 * handle looking for approximate colors.
1366 */
1367 /* NOTE: These next few lines are an exact duplicate of gui_athena.c's
1368 * gui_mch_def_colors(). Why?
1369 */
1370 gui.menu_fg_pixel = gui_get_color((char_u *)gui.rsrc_menu_fg_name);
1371 gui.menu_bg_pixel = gui_get_color((char_u *)gui.rsrc_menu_bg_name);
1372 gui.scroll_fg_pixel = gui_get_color((char_u *)gui.rsrc_scroll_fg_name);
1373 gui.scroll_bg_pixel = gui_get_color((char_u *)gui.rsrc_scroll_bg_name);
1374 #ifdef FEAT_BEVAL
1375 gui.tooltip_fg_pixel = gui_get_color((char_u *)gui.rsrc_tooltip_fg_name);
1376 gui.tooltip_bg_pixel = gui_get_color((char_u *)gui.rsrc_tooltip_bg_name);
1377 #endif
1378
1379 #if defined(FEAT_MENU) && defined(FEAT_GUI_ATHENA)
1380 /* If the menu height was set, don't change it at runtime */
1381 if (gui.menu_height != MENU_DEFAULT_HEIGHT)
1382 gui.menu_height_fixed = TRUE;
1383 #endif
1384
1385 /* Set default foreground and background colours */
1386 gui.norm_pixel = gui.def_norm_pixel;
1387 gui.back_pixel = gui.def_back_pixel;
1388
1389 /* Check if reverse video needs to be applied (on Sun it's done by X) */
1390 if (gui.rsrc_rev_video && gui_get_lightness(gui.back_pixel)
1391 > gui_get_lightness(gui.norm_pixel))
1392 {
1393 gui.norm_pixel = gui.def_back_pixel;
1394 gui.back_pixel = gui.def_norm_pixel;
1395 gui.def_norm_pixel = gui.norm_pixel;
1396 gui.def_back_pixel = gui.back_pixel;
1397 }
1398
1399 /* Get the colors from the "Normal", "Tooltip", "Scrollbar" and "Menu"
1400 * group (set in syntax.c or in a vimrc file) */
1401 set_normal_colors();
1402
1403 /*
1404 * Check that none of the colors are the same as the background color
1405 */
1406 gui_check_colors();
1407
1408 /*
1409 * Set up the GCs. The font attributes will be set in gui_init_font().
1410 */
1411 gc_mask = GCForeground | GCBackground;
1412 gc_vals.foreground = gui.norm_pixel;
1413 gc_vals.background = gui.back_pixel;
1414 gui.text_gc = XtGetGC(vimShell, gc_mask, &gc_vals);
1415
1416 gc_vals.foreground = gui.back_pixel;
1417 gc_vals.background = gui.norm_pixel;
1418 gui.back_gc = XtGetGC(vimShell, gc_mask, &gc_vals);
1419
1420 gc_mask |= GCFunction;
1421 gc_vals.foreground = gui.norm_pixel ^ gui.back_pixel;
1422 gc_vals.background = gui.norm_pixel ^ gui.back_pixel;
1423 gc_vals.function = GXxor;
1424 gui.invert_gc = XtGetGC(vimShell, gc_mask, &gc_vals);
1425
1426 gui.visibility = VisibilityUnobscured;
1427 x11_setup_atoms(gui.dpy);
1428
1429 if (gui_win_x != -1 && gui_win_y != -1)
1430 gui_mch_set_winpos(gui_win_x, gui_win_y);
1431
1432 /* Now adapt the supplied(?) geometry-settings */
1433 /* Added by Kjetil Jacobsen <kjetilja@stud.cs.uit.no> */
1434 if (gui.geom != NULL && *gui.geom != NUL)
1435 {
1436 mask = XParseGeometry((char *)gui.geom, &x, &y, &w, &h);
1437 if (mask & WidthValue)
1438 Columns = w;
1439 if (mask & HeightValue)
1440 {
1441 if (p_window > h - 1 || !option_was_set((char_u *)"window"))
1442 p_window = h - 1;
1443 Rows = h;
1444 }
1445 /*
1446 * Set the (x,y) position of the main window only if specified in the
1447 * users geometry, so we get good defaults when they don't. This needs
1448 * to be done before the shell is popped up.
1449 */
1450 if (mask & (XValue|YValue))
1451 XtVaSetValues(vimShell, XtNgeometry, gui.geom, NULL);
1452 }
1453
1454 gui_x11_create_widgets();
1455
1456 /*
1457 * Add an icon to Vim (Marcel Douben: 11 May 1998).
1458 */
1459 if (vim_strchr(p_go, GO_ICON) != NULL)
1460 {
1461 #ifndef HAVE_XPM
1462 # include "vim_icon.xbm"
1463 # include "vim_mask.xbm"
1464
1465 Arg arg[2];
1466
1467 XtSetArg(arg[0], XtNiconPixmap,
1468 XCreateBitmapFromData(gui.dpy,
1469 DefaultRootWindow(gui.dpy),
1470 (char *)vim_icon_bits,
1471 vim_icon_width,
1472 vim_icon_height));
1473 XtSetArg(arg[1], XtNiconMask,
1474 XCreateBitmapFromData(gui.dpy,
1475 DefaultRootWindow(gui.dpy),
1476 (char *)vim_mask_icon_bits,
1477 vim_mask_icon_width,
1478 vim_mask_icon_height));
1479 XtSetValues(vimShell, arg, (Cardinal)2);
1480 #else
1481 /* Use Pixmaps, looking much nicer. */
1482
1483 /* If you get an error message here, you still need to unpack the runtime
1484 * archive! */
1485 # ifdef magick
1486 # undef magick
1487 # endif
1488 # define magick vim32x32
1489 # include "../runtime/vim32x32.xpm"
1490 # undef magick
1491 # define magick vim16x16
1492 # include "../runtime/vim16x16.xpm"
1493 # undef magick
1494 # define magick vim48x48
1495 # include "../runtime/vim48x48.xpm"
1496 # undef magick
1497
1498 static Pixmap icon = 0;
1499 static Pixmap icon_mask = 0;
1500 static char **magick = vim32x32;
1501 Window root_window;
1502 XIconSize *size;
1503 int number_sizes;
1504 Display *dsp;
1505 Screen *scr;
1506 XpmAttributes attr;
1507 Colormap cmap;
1508
1509 /*
1510 * Adjust the icon to the preferences of the actual window manager.
1511 */
1512 root_window = XRootWindowOfScreen(XtScreen(vimShell));
1513 if (XGetIconSizes(XtDisplay(vimShell), root_window,
1514 &size, &number_sizes) != 0)
1515 {
1516
1517 if (number_sizes > 0)
1518 {
1519 if (size->max_height >= 48 && size->max_height >= 48)
1520 magick = vim48x48;
1521 else if (size->max_height >= 32 && size->max_height >= 32)
1522 magick = vim32x32;
1523 else if (size->max_height >= 16 && size->max_height >= 16)
1524 magick = vim16x16;
1525 }
1526 }
1527
1528 dsp = XtDisplay(vimShell);
1529 scr = XtScreen(vimShell);
1530
1531 cmap = DefaultColormap(dsp, DefaultScreen(dsp));
1532 XtVaSetValues(vimShell, XtNcolormap, cmap, NULL);
1533
1534 attr.valuemask = 0L;
1535 attr.valuemask = XpmCloseness | XpmReturnPixels | XpmColormap | XpmDepth;
1536 attr.closeness = 65535; /* accuracy isn't crucial */
1537 attr.colormap = cmap;
1538 attr.depth = DefaultDepthOfScreen(scr);
1539
1540 if (!icon)
1541 XpmCreatePixmapFromData(dsp, root_window, magick, &icon,
1542 &icon_mask, &attr);
1543
1544 # ifdef FEAT_GUI_ATHENA
1545 XtVaSetValues(vimShell, XtNiconPixmap, icon, XtNiconMask, icon_mask, NULL);
1546 # else
1547 XtVaSetValues(vimShell, XmNiconPixmap, icon, XmNiconMask, icon_mask, NULL);
1548 # endif
1549 #endif
1550 }
1551
1552 if (gui.color_approx)
1553 EMSG(_("Vim E458: Cannot allocate colormap entry, some colors may be incorrect"));
1554
1555 #ifdef FEAT_SUN_WORKSHOP
1556 if (usingSunWorkShop)
1557 workshop_connect(app_context);
1558 #endif
1559
1560 #ifdef FEAT_BEVAL
1561 gui_init_tooltip_font();
1562 #endif
1563 #ifdef FEAT_MENU
1564 gui_init_menu_font();
1565 #endif
1566
1567 #ifdef USE_XSMP
1568 /* Attach listener on ICE connection */
1569 if (-1 != xsmp_icefd)
1570 _xsmp_xtinputid = XtAppAddInput(app_context, xsmp_icefd,
1571 (XtPointer)XtInputReadMask, local_xsmp_handle_requests, NULL);
1572 #endif
1573
1574 return OK;
1575 }
1576
1577 /*
1578 * Called when starting the GUI fails after calling gui_mch_init().
1579 */
1580 void
1581 gui_mch_uninit()
1582 {
1583 gui_x11_destroy_widgets();
1584 XtCloseDisplay(gui.dpy);
1585 gui.dpy = NULL;
1586 vimShell = (Widget)0;
1587 }
1588
1589 /*
1590 * Called when the foreground or background color has been changed.
1591 */
1592 void
1593 gui_mch_new_colors()
1594 {
1595 long_u gc_mask;
1596 XGCValues gc_vals;
1597
1598 gc_mask = GCForeground | GCBackground;
1599 gc_vals.foreground = gui.norm_pixel;
1600 gc_vals.background = gui.back_pixel;
1601 if (gui.text_gc != NULL)
1602 XChangeGC(gui.dpy, gui.text_gc, gc_mask, &gc_vals);
1603
1604 gc_vals.foreground = gui.back_pixel;
1605 gc_vals.background = gui.norm_pixel;
1606 if (gui.back_gc != NULL)
1607 XChangeGC(gui.dpy, gui.back_gc, gc_mask, &gc_vals);
1608
1609 gc_mask |= GCFunction;
1610 gc_vals.foreground = gui.norm_pixel ^ gui.back_pixel;
1611 gc_vals.background = gui.norm_pixel ^ gui.back_pixel;
1612 gc_vals.function = GXxor;
1613 if (gui.invert_gc != NULL)
1614 XChangeGC(gui.dpy, gui.invert_gc, gc_mask, &gc_vals);
1615
1616 gui_x11_set_back_color();
1617 }
1618
1619 /*
1620 * Open the GUI window which was created by a call to gui_mch_init().
1621 */
1622 int
1623 gui_mch_open()
1624 {
1625 /* Actually open the window */
1626 XtRealizeWidget(vimShell);
1627 XtManageChild(XtNameToWidget(vimShell, "*vimForm"));
1628
1629 gui.wid = gui_x11_get_wid();
1630 gui.blank_pointer = gui_x11_create_blank_mouse();
1631
1632 /*
1633 * Add a callback for the Close item on the window managers menu, and the
1634 * save-yourself event.
1635 */
1636 wm_atoms[SAVE_YOURSELF_IDX] =
1637 XInternAtom(gui.dpy, "WM_SAVE_YOURSELF", False);
1638 wm_atoms[DELETE_WINDOW_IDX] =
1639 XInternAtom(gui.dpy, "WM_DELETE_WINDOW", False);
1640 XSetWMProtocols(gui.dpy, XtWindow(vimShell), wm_atoms, 2);
1641 XtAddEventHandler(vimShell, NoEventMask, True, gui_x11_wm_protocol_handler,
1642 NULL);
1643 #ifdef HAVE_X11_XMU_EDITRES_H
1644 /*
1645 * Enable editres protocol (see "man editres").
1646 * Usually will need to add -lXmu to the linker line as well.
1647 */
1648 XtAddEventHandler(vimShell, (EventMask)0, True, _XEditResCheckMessages,
1649 (XtPointer)NULL);
1650 #endif
1651
1652 #ifdef FEAT_CLIENTSERVER
1653 if (serverName == NULL && serverDelayedStartName != NULL)
1654 {
1655 /* This is a :gui command in a plain vim with no previous server */
1656 commWindow = XtWindow(vimShell);
1657 (void)serverRegisterName(gui.dpy, serverDelayedStartName);
1658 }
1659 else
1660 {
1661 /*
1662 * Cannot handle "widget-less" windows with XtProcessEvent() we'll
1663 * have to change the "server" registration to that of the main window
1664 * If we have not registered a name yet, remember the window
1665 */
1666 serverChangeRegisteredWindow(gui.dpy, XtWindow(vimShell));
1667 }
1668 XtAddEventHandler(vimShell, PropertyChangeMask, False,
1669 gui_x11_send_event_handler, NULL);
1670 #endif
1671
1672
1673 #if defined(FEAT_MENU) && defined(FEAT_GUI_ATHENA)
1674 /* The Athena GUI needs this again after opening the window */
1675 gui_position_menu();
1676 # ifdef FEAT_TOOLBAR
1677 gui_mch_set_toolbar_pos(0, gui.menu_height, gui.menu_width,
1678 gui.toolbar_height);
1679 # endif
1680 #endif
1681
1682 /* Get the colors for the highlight groups (gui_check_colors() might have
1683 * changed them) */
1684 highlight_gui_started(); /* re-init colors and fonts */
1685
1686 #ifdef FEAT_HANGULIN
1687 hangul_keyboard_set();
1688 #endif
1689 #ifdef FEAT_XIM
1690 xim_init();
1691 #endif
1692 #ifdef FEAT_SUN_WORKSHOP
1693 workshop_postinit();
1694 #endif
1695
1696 return OK;
1697 }
1698
1699 #if defined(FEAT_BEVAL) || defined(PROTO)
1700 /*
1701 * Convert the tooltip fontset name to an XFontSet.
1702 */
1703 void
1704 gui_init_tooltip_font()
1705 {
1706 XrmValue from, to;
1707
1708 from.addr = (char *)gui.rsrc_tooltip_font_name;
1709 from.size = strlen(from.addr);
1710 to.addr = (XtPointer)&gui.tooltip_fontset;
1711 to.size = sizeof(XFontSet);
1712
1713 if (XtConvertAndStore(vimShell, XtRString, &from, XtRFontSet, &to) == False)
1714 {
1715 /* Failed. What to do? */
1716 }
1717 }
1718 #endif
1719
1720 #if defined(FEAT_MENU) || defined(PROTO)
1721 /* Convert the menu font/fontset name to an XFontStruct/XFontset */
1722 void
1723 gui_init_menu_font()
1724 {
1725 XrmValue from, to;
1726
1727 #ifdef FONTSET_ALWAYS
1728 from.addr = (char *)gui.rsrc_menu_font_name;
1729 from.size = strlen(from.addr);
1730 to.addr = (XtPointer)&gui.menu_fontset;
1731 to.size = sizeof(GuiFontset);
1732
1733 if (XtConvertAndStore(vimShell, XtRString, &from, XtRFontSet, &to) == False)
1734 {
1735 /* Failed. What to do? */
1736 }
1737 #else
1738 from.addr = (char *)gui.rsrc_menu_font_name;
1739 from.size = strlen(from.addr);
1740 to.addr = (XtPointer)&gui.menu_font;
1741 to.size = sizeof(GuiFont);
1742
1743 if (XtConvertAndStore(vimShell, XtRString, &from, XtRFontStruct, &to) == False)
1744 {
1745 /* Failed. What to do? */
1746 }
1747 #endif
1748 }
1749 #endif
1750
1751 /*ARGSUSED*/
1752 void
1753 gui_mch_exit(rc)
1754 int rc;
1755 {
1756 #if 0
1757 /* Lesstif gives an error message here, and so does Solaris. The man page
1758 * says that this isn't needed when exiting, so just skip it. */
1759 XtCloseDisplay(gui.dpy);
1760 #endif
1761 }
1762
1763 /*
1764 * Get the position of the top left corner of the window.
1765 */
1766 int
1767 gui_mch_get_winpos(x, y)
1768 int *x, *y;
1769 {
1770 Dimension xpos, ypos;
1771
1772 XtVaGetValues(vimShell,
1773 XtNx, &xpos,
1774 XtNy, &ypos,
1775 NULL);
1776 *x = xpos;
1777 *y = ypos;
1778 return OK;
1779 }
1780
1781 /*
1782 * Set the position of the top left corner of the window to the given
1783 * coordinates.
1784 */
1785 void
1786 gui_mch_set_winpos(x, y)
1787 int x, y;
1788 {
1789 XtVaSetValues(vimShell,
1790 XtNx, x,
1791 XtNy, y,
1792 NULL);
1793 }
1794
1795 /*ARGSUSED*/
1796 void
1797 gui_mch_set_shellsize(width, height, min_width, min_height,
1798 base_width, base_height, direction)
1799 int width;
1800 int height;
1801 int min_width;
1802 int min_height;
1803 int base_width;
1804 int base_height;
1805 int direction;
1806 {
1807 #ifdef FEAT_XIM
1808 height += xim_get_status_area_height(),
1809 #endif
1810 XtVaSetValues(vimShell,
1811 XtNwidthInc, gui.char_width,
1812 XtNheightInc, gui.char_height,
1813 #if defined(XtSpecificationRelease) && XtSpecificationRelease >= 4
1814 XtNbaseWidth, base_width,
1815 XtNbaseHeight, base_height,
1816 #endif
1817 XtNminWidth, min_width,
1818 XtNminHeight, min_height,
1819 XtNwidth, width,
1820 XtNheight, height,
1821 NULL);
1822 }
1823
1824 /*
1825 * Allow 10 pixels for horizontal borders, 'guiheadroom' for vertical borders.
1826 * Is there no way in X to find out how wide the borders really are?
1827 */
1828 void
1829 gui_mch_get_screen_dimensions(screen_w, screen_h)
1830 int *screen_w;
1831 int *screen_h;
1832 {
1833 *screen_w = DisplayWidth(gui.dpy, DefaultScreen(gui.dpy)) - 10;
1834 *screen_h = DisplayHeight(gui.dpy, DefaultScreen(gui.dpy)) - p_ghr;
1835 }
1836
1837 /*
1838 * Initialise vim to use the font "font_name". If it's NULL, pick a default
1839 * font.
1840 * If "fontset" is TRUE, load the "font_name" as a fontset.
1841 * Return FAIL if the font could not be loaded, OK otherwise.
1842 */
1843 /*ARGSUSED*/
1844 int
1845 gui_mch_init_font(font_name, do_fontset)
1846 char_u *font_name;
1847 int do_fontset;
1848 {
1849 XFontStruct *font = NULL;
1850
1851 #ifdef FEAT_XFONTSET
1852 XFontSet fontset = NULL;
1853 #endif
1854
1855 #ifdef FEAT_GUI_MOTIF
1856 /* A font name equal "*" is indicating, that we should activate the font
1857 * selection dialogue to get a new font name. So let us do it here. */
1858 if (font_name != NULL && STRCMP(font_name, "*") == 0)
1859 font_name = gui_xm_select_font(hl_get_font_name());
1860 #endif
1861
1862 #ifdef FEAT_XFONTSET
1863 if (do_fontset)
1864 {
1865 /* If 'guifontset' is set, VIM treats all font specifications as if
1866 * they were fontsets, and 'guifontset' becomes the default. */
1867 if (font_name != NULL)
1868 {
1869 fontset = (XFontSet)gui_mch_get_fontset(font_name, FALSE, TRUE);
1870 if (fontset == NULL)
1871 return FAIL;
1872 }
1873 }
1874 else
1875 #endif
1876 {
1877 if (font_name == NULL)
1878 {
1879 /*
1880 * If none of the fonts in 'font' could be loaded, try the one set
1881 * in the X resource, and finally just try using DFLT_FONT, which
1882 * will hopefully always be there.
1883 */
1884 font_name = gui.rsrc_font_name;
1885 font = (XFontStruct *)gui_mch_get_font(font_name, FALSE);
1886 if (font == NULL)
1887 font_name = (char_u *)DFLT_FONT;
1888 }
1889 if (font == NULL)
1890 font = (XFontStruct *)gui_mch_get_font(font_name, FALSE);
1891 if (font == NULL)
1892 return FAIL;
1893 }
1894
1895 gui_mch_free_font(gui.norm_font);
1896 #ifdef FEAT_XFONTSET
1897 gui_mch_free_fontset(gui.fontset);
1898
1899 if (fontset != NULL)
1900 {
1901 gui.norm_font = NOFONT;
1902 gui.fontset = (GuiFontset)fontset;
1903 gui.char_width = fontset_width(fontset);
1904 gui.char_height = fontset_height(fontset) + p_linespace;
1905 gui.char_ascent = fontset_ascent(fontset) + p_linespace / 2;
1906 }
1907 else
1908 #endif
1909 {
1910 gui.norm_font = (GuiFont)font;
1911 #ifdef FEAT_XFONTSET
1912 gui.fontset = NOFONTSET;
1913 #endif
1914 gui.char_width = font->max_bounds.width;
1915 gui.char_height = font->ascent + font->descent + p_linespace;
1916 gui.char_ascent = font->ascent + p_linespace / 2;
1917 }
1918
1919 hl_set_font_name(font_name);
1920
1921 /*
1922 * Try to load other fonts for bold, italic, and bold-italic.
1923 * We should also try to work out what font to use for these when they are
1924 * not specified by X resources, but we don't yet.
1925 */
1926 if (font_name == gui.rsrc_font_name)
1927 {
1928 if (gui.bold_font == NOFONT
1929 && gui.rsrc_bold_font_name != NULL
1930 && *gui.rsrc_bold_font_name != NUL)
1931 gui.bold_font = gui_mch_get_font(gui.rsrc_bold_font_name, FALSE);
1932 if (gui.ital_font == NOFONT
1933 && gui.rsrc_ital_font_name != NULL
1934 && *gui.rsrc_ital_font_name != NUL)
1935 gui.ital_font = gui_mch_get_font(gui.rsrc_ital_font_name, FALSE);
1936 if (gui.boldital_font == NOFONT
1937 && gui.rsrc_boldital_font_name != NULL
1938 && *gui.rsrc_boldital_font_name != NUL)
1939 gui.boldital_font = gui_mch_get_font(gui.rsrc_boldital_font_name,
1940 FALSE);
1941 }
1942 else
1943 {
1944 /* When not using the font specified by the resources, also don't use
1945 * the bold/italic fonts, otherwise setting 'guifont' will look very
1946 * strange. */
1947 if (gui.bold_font != NOFONT)
1948 {
1949 XFreeFont(gui.dpy, (XFontStruct *)gui.bold_font);
1950 gui.bold_font = NOFONT;
1951 }
1952 if (gui.ital_font != NOFONT)
1953 {
1954 XFreeFont(gui.dpy, (XFontStruct *)gui.ital_font);
1955 gui.ital_font = NOFONT;
1956 }
1957 if (gui.boldital_font != NOFONT)
1958 {
1959 XFreeFont(gui.dpy, (XFontStruct *)gui.boldital_font);
1960 gui.boldital_font = NOFONT;
1961 }
1962 }
1963
1964 #ifdef FEAT_GUI_MOTIF
1965 gui_motif_synch_fonts();
1966 #endif
1967
1968 return OK;
1969 }
1970
1971 /*
1972 * Get a font structure for highlighting.
1973 */
1974 GuiFont
1975 gui_mch_get_font(name, giveErrorIfMissing)
1976 char_u *name;
1977 int giveErrorIfMissing;
1978 {
1979 XFontStruct *font;
1980
1981 if (!gui.in_use || name == NULL) /* can't do this when GUI not running */
1982 return NOFONT;
1983
1984 font = XLoadQueryFont(gui.dpy, (char *)name);
1985
1986 if (font == NULL)
1987 {
1988 if (giveErrorIfMissing)
1989 EMSG2(_(e_font), name);
1990 return NOFONT;
1991 }
1992
1993 #ifdef DEBUG
1994 printf("Font Information for '%s':\n", name);
1995 printf(" w = %d, h = %d, ascent = %d, descent = %d\n",
1996 font->max_bounds.width, font->ascent + font->descent,
1997 font->ascent, font->descent);
1998 printf(" max ascent = %d, max descent = %d, max h = %d\n",
1999 font->max_bounds.ascent, font->max_bounds.descent,
2000 font->max_bounds.ascent + font->max_bounds.descent);
2001 printf(" min lbearing = %d, min rbearing = %d\n",
2002 font->min_bounds.lbearing, font->min_bounds.rbearing);
2003 printf(" max lbearing = %d, max rbearing = %d\n",
2004 font->max_bounds.lbearing, font->max_bounds.rbearing);
2005 printf(" leftink = %d, rightink = %d\n",
2006 (font->min_bounds.lbearing < 0),
2007 (font->max_bounds.rbearing > font->max_bounds.width));
2008 printf("\n");
2009 #endif
2010
2011 if (font->max_bounds.width != font->min_bounds.width)
2012 {
2013 EMSG2(_(e_fontwidth), name);
2014 XFreeFont(gui.dpy, font);
2015 return NOFONT;
2016 }
2017 return (GuiFont)font;
2018 }
2019
2020 #if defined(FEAT_EVAL) || defined(PROTO)
2021 /*
2022 * Return the name of font "font" in allocated memory.
2023 * Don't know how to get the actual name, thus use the provided name.
2024 */
2025 /*ARGSUSED*/
2026 char_u *
2027 gui_mch_get_fontname(font, name)
2028 GuiFont font;
2029 char_u *name;
2030 {
2031 if (name == NULL)
2032 return NULL;
2033 return vim_strsave(name);
2034 }
2035 #endif
2036
2037 /*
2038 * Adjust gui.char_height (after 'linespace' was changed).
2039 */
2040 int
2041 gui_mch_adjust_charheight()
2042 {
2043 #ifdef FEAT_XFONTSET
2044 if (gui.fontset != NOFONTSET)
2045 {
2046 gui.char_height = fontset_height((XFontSet)gui.fontset) + p_linespace;
2047 gui.char_ascent = fontset_ascent((XFontSet)gui.fontset)
2048 + p_linespace / 2;
2049 }
2050 else
2051 #endif
2052 {
2053 XFontStruct *font = (XFontStruct *)gui.norm_font;
2054
2055 gui.char_height = font->ascent + font->descent + p_linespace;
2056 gui.char_ascent = font->ascent + p_linespace / 2;
2057 }
2058 return OK;
2059 }
2060
2061 /*
2062 * Set the current text font.
2063 */
2064 void
2065 gui_mch_set_font(font)
2066 GuiFont font;
2067 {
2068 static Font prev_font = (Font)-1;
2069 Font fid = ((XFontStruct *)font)->fid;
2070
2071 if (fid != prev_font)
2072 {
2073 XSetFont(gui.dpy, gui.text_gc, fid);
2074 XSetFont(gui.dpy, gui.back_gc, fid);
2075 prev_font = fid;
2076 gui.char_ascent = ((XFontStruct *)font)->ascent + p_linespace / 2;
2077 }
2078 #ifdef FEAT_XFONTSET
2079 current_fontset = (XFontSet)NULL;
2080 #endif
2081 }
2082
2083 #if defined(FEAT_XFONTSET) || defined(PROTO)
2084 /*
2085 * Set the current text fontset.
2086 * Adjust the ascent, in case it's different.
2087 */
2088 void
2089 gui_mch_set_fontset(fontset)
2090 GuiFontset fontset;
2091 {
2092 current_fontset = (XFontSet)fontset;
2093 gui.char_ascent = fontset_ascent(current_fontset) + p_linespace / 2;
2094 }
2095 #endif
2096
2097 /*
2098 * If a font is not going to be used, free its structure.
2099 */
2100 void
2101 gui_mch_free_font(font)
2102 GuiFont font;
2103 {
2104 if (font != NOFONT)
2105 XFreeFont(gui.dpy, (XFontStruct *)font);
2106 }
2107
2108 #if defined(FEAT_XFONTSET) || defined(PROTO)
2109 /*
2110 * If a fontset is not going to be used, free its structure.
2111 */
2112 void
2113 gui_mch_free_fontset(fontset)
2114 GuiFontset fontset;
2115 {
2116 if (fontset != NOFONTSET)
2117 XFreeFontSet(gui.dpy, (XFontSet)fontset);
2118 }
2119
2120 /*
2121 * Load the fontset "name".
2122 * Return a reference to the fontset, or NOFONTSET when failing.
2123 */
2124 GuiFontset
2125 gui_mch_get_fontset(name, giveErrorIfMissing, fixed_width)
2126 char_u *name;
2127 int giveErrorIfMissing;
2128 int fixed_width;
2129 {
2130 XFontSet fontset;
2131 char **missing, *def_str;
2132 int num_missing;
2133
2134 if (!gui.in_use || name == NULL)
2135 return NOFONTSET;
2136
2137 fontset = XCreateFontSet(gui.dpy, (char *)name, &missing, &num_missing,
2138 &def_str);
2139 if (num_missing > 0)
2140 {
2141 int i;
2142
2143 if (giveErrorIfMissing)
2144 {
2145 EMSG2(_("E250: Fonts for the following charsets are missing in fontset %s:"), name);
2146 for (i = 0; i < num_missing; i++)
2147 EMSG2("%s", missing[i]);
2148 }
2149 XFreeStringList(missing);
2150 }
2151
2152 if (fontset == NULL)
2153 {
2154 if (giveErrorIfMissing)
2155 EMSG2(_(e_fontset), name);
2156 return NOFONTSET;
2157 }
2158
2159 if (fixed_width && check_fontset_sanity(fontset) == FAIL)
2160 {
2161 XFreeFontSet(gui.dpy, fontset);
2162 return NOFONTSET;
2163 }
2164 return (GuiFontset)fontset;
2165 }
2166
2167 /*
2168 * Check if fontset "fs" is fixed width.
2169 */
2170 static int
2171 check_fontset_sanity(fs)
2172 XFontSet fs;
2173 {
2174 XFontStruct **xfs;
2175 char **font_name;
2176 int fn;
2177 char *base_name;
2178 int i;
2179 int min_width;
2180 int min_font_idx = 0;
2181
2182 base_name = XBaseFontNameListOfFontSet(fs);
2183 fn = XFontsOfFontSet(fs, &xfs, &font_name);
2184 for (i = 0; i < fn; i++)
2185 {
2186 if (xfs[i]->max_bounds.width != xfs[i]->min_bounds.width)
2187 {
2188 EMSG2(_("E252: Fontset name: %s"), base_name);
2189 EMSG2(_("Font '%s' is not fixed-width"), font_name[i]);
2190 return FAIL;
2191 }
2192 }
2193 /* scan base font width */
2194 min_width = 32767;
2195 for (i = 0; i < fn; i++)
2196 {
2197 if (xfs[i]->max_bounds.width<min_width)
2198 {
2199 min_width = xfs[i]->max_bounds.width;
2200 min_font_idx = i;
2201 }
2202 }
2203 for (i = 0; i < fn; i++)
2204 {
2205 if ( xfs[i]->max_bounds.width != 2 * min_width
2206 && xfs[i]->max_bounds.width != min_width)
2207 {
2208 EMSG2(_("E253: Fontset name: %s\n"), base_name);
2209 EMSG2(_("Font0: %s\n"), font_name[min_font_idx]);
2210 EMSG2(_("Font1: %s\n"), font_name[i]);
2211 EMSGN(_("Font%ld width is not twice that of font0\n"), i);
2212 EMSGN(_("Font0 width: %ld\n"), xfs[min_font_idx]->max_bounds.width);
2213 EMSGN(_("Font1 width: %ld\n\n"), xfs[i]->max_bounds.width);
2214 return FAIL;
2215 }
2216 }
2217 /* it seems ok. Good Luck!! */
2218 return OK;
2219 }
2220
2221 static int
2222 fontset_width(fs)
2223 XFontSet fs;
2224 {
2225 return XmbTextEscapement(fs, "Vim", 3) / 3;
2226 }
2227
2228 int
2229 fontset_height(fs)
2230 XFontSet fs;
2231 {
2232 XFontSetExtents *extents;
2233
2234 extents = XExtentsOfFontSet(fs);
2235 return extents->max_logical_extent.height;
2236 }
2237
2238 #if (defined(FONTSET_ALWAYS) && defined(FEAT_GUI_ATHENA) \
2239 && defined(FEAT_MENU)) || defined(PROTO)
2240 /*
2241 * Returns the bounding box height around the actual glyph image of all
2242 * characters in all fonts of the fontset.
2243 */
2244 int
2245 fontset_height2(fs)
2246 XFontSet fs;
2247 {
2248 XFontSetExtents *extents;
2249
2250 extents = XExtentsOfFontSet(fs);
2251 return extents->max_ink_extent.height;
2252 }
2253 #endif
2254
2255 /* NOT USED YET
2256 static int
2257 fontset_descent(fs)
2258 XFontSet fs;
2259 {
2260 XFontSetExtents *extents;
2261
2262 extents = XExtentsOfFontSet (fs);
2263 return extents->max_logical_extent.height + extents->max_logical_extent.y;
2264 }
2265 */
2266
2267 static int
2268 fontset_ascent(fs)
2269 XFontSet fs;
2270 {
2271 XFontSetExtents *extents;
2272
2273 extents = XExtentsOfFontSet(fs);
2274 return -extents->max_logical_extent.y;
2275 }
2276
2277 #endif /* FEAT_XFONTSET */
2278
2279 /*
2280 * Return the Pixel value (color) for the given color name.
2281 * Return INVALCOLOR for error.
2282 */
2283 guicolor_T
2284 gui_mch_get_color(reqname)
2285 char_u *reqname;
2286 {
2287 int i;
2288 char_u *name = reqname;
2289 Colormap colormap;
2290 XColor color;
2291 static char *(vimnames[][2]) =
2292 {
2293 /* A number of colors that some X11 systems don't have */
2294 {"LightRed", "#FFBBBB"},
2295 {"LightGreen", "#88FF88"},
2296 {"LightMagenta","#FFBBFF"},
2297 {"DarkCyan", "#008888"},
2298 {"DarkBlue", "#0000BB"},
2299 {"DarkRed", "#BB0000"},
2300 {"DarkMagenta", "#BB00BB"},
2301 {"DarkGrey", "#BBBBBB"},
2302 {"DarkYellow", "#BBBB00"},
2303 {"Gray10", "#1A1A1A"},
2304 {"Grey10", "#1A1A1A"},
2305 {"Gray20", "#333333"},
2306 {"Grey20", "#333333"},
2307 {"Gray30", "#4D4D4D"},
2308 {"Grey30", "#4D4D4D"},
2309 {"Gray40", "#666666"},
2310 {"Grey40", "#666666"},
2311 {"Gray50", "#7F7F7F"},
2312 {"Grey50", "#7F7F7F"},
2313 {"Gray60", "#999999"},
2314 {"Grey60", "#999999"},
2315 {"Gray70", "#B3B3B3"},
2316 {"Grey70", "#B3B3B3"},
2317 {"Gray80", "#CCCCCC"},
2318 {"Grey80", "#CCCCCC"},
2319 {"Gray90", "#E5E5E5"},
2320 {"Grey90", "#E5E5E5"},
2321 {NULL, NULL}
2322 };
2323
2324 /* can't do this when GUI not running */
2325 if (!gui.in_use || *reqname == NUL)
2326 return INVALCOLOR;
2327
2328 colormap = DefaultColormap(gui.dpy, XDefaultScreen(gui.dpy));
2329
2330 /* Do this twice if the name isn't recognized. */
2331 while (name != NULL)
2332 {
2333 i = XParseColor(gui.dpy, colormap, (char *)name, &color);
2334
2335 #if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
2336 if (i == 0)
2337 {
2338 char *old;
2339
2340 /* The X11 system is trying to resolve named colors only by names
2341 * corresponding to the current locale language. But Vim scripts
2342 * usually contain the English color names. Therefore we have to
2343 * try a second time here with the native "C" locale set.
2344 * Hopefully, restoring the old locale this way works on all
2345 * systems...
2346 */
2347 old = setlocale(LC_ALL, NULL);
2348 if (old != NULL && STRCMP(old, "C") != 0)
2349 {
2350 old = (char *)vim_strsave((char_u *)old);
2351 setlocale(LC_ALL, "C");
2352 i = XParseColor(gui.dpy, colormap, (char *)name, &color);
2353 setlocale(LC_ALL, old);
2354 vim_free(old);
2355 }
2356 }
2357 #endif
2358 if (i != 0 && (XAllocColor(gui.dpy, colormap, &color) != 0
2359 || find_closest_color(colormap, &color) == OK))
2360 return (guicolor_T)color.pixel;
2361
2362 /* check for a few builtin names */
2363 for (i = 0; ; ++i)
2364 {
2365 if (vimnames[i][0] == NULL)
2366 {
2367 name = NULL;
2368 break;
2369 }
2370 if (STRICMP(name, vimnames[i][0]) == 0)
2371 {
2372 name = (char_u *)vimnames[i][1];
2373 break;
2374 }
2375 }
2376 }
2377
2378 return INVALCOLOR;
2379 }
2380
2381 /*
2382 * Find closest color for "colorPtr" in "colormap". set "colorPtr" to the
2383 * resulting color.
2384 * Based on a similar function in TCL.
2385 * Return FAIL if not able to find or allocate a color.
2386 */
2387 static int
2388 find_closest_color(colormap, colorPtr)
2389 Colormap colormap;
2390 XColor *colorPtr;
2391 {
2392 double tmp, distance, closestDistance;
2393 int i, closest, numFound, cmap_size;
2394 XColor *colortable;
2395 XVisualInfo template, *visInfoPtr;
2396
2397 template.visualid = XVisualIDFromVisual(DefaultVisual(gui.dpy,
2398 XDefaultScreen(gui.dpy)));
2399 visInfoPtr = XGetVisualInfo(gui.dpy, (long)VisualIDMask,
2400 &template, &numFound);
2401 if (numFound < 1)
2402 /* FindClosestColor couldn't lookup visual */
2403 return FAIL;
2404
2405 cmap_size = visInfoPtr->colormap_size;
2406 XFree((char *)visInfoPtr);
2407 colortable = (XColor *)alloc((unsigned)(cmap_size * sizeof(XColor)));
2408 if (!colortable)
2409 return FAIL; /* out of memory */
2410
2411 for (i = 0; i < cmap_size; i++)
2412 colortable[i].pixel = (unsigned long)i;
2413 XQueryColors (gui.dpy, colormap, colortable, cmap_size);
2414
2415 /*
2416 * Find the color that best approximates the desired one, then
2417 * try to allocate that color. If that fails, it must mean that
2418 * the color was read-write (so we can't use it, since it's owner
2419 * might change it) or else it was already freed. Try again,
2420 * over and over again, until something succeeds.
2421 */
2422 closestDistance = 1e30;
2423 closest = 0;
2424 for (i = 0; i < cmap_size; i++)
2425 {
2426 /*
2427 * Use Euclidean distance in RGB space, weighted by Y (of YIQ)
2428 * as the objective function; this accounts for differences
2429 * in the color sensitivity of the eye.
2430 */
2431 tmp = .30 * (((int)colorPtr->red) - (int)colortable[i].red);
2432 distance = tmp * tmp;
2433 tmp = .61 * (((int)colorPtr->green) - (int)colortable[i].green);
2434 distance += tmp * tmp;
2435 tmp = .11 * (((int)colorPtr->blue) - (int)colortable[i].blue);
2436 distance += tmp * tmp;
2437 if (distance < closestDistance)
2438 {
2439 closest = i;
2440 closestDistance = distance;
2441 }
2442 }
2443
2444 if (XAllocColor(gui.dpy, colormap, &colortable[closest]) != 0)
2445 {
2446 gui.color_approx = TRUE;
2447 *colorPtr = colortable[closest];
2448 }
2449
2450 free(colortable);
2451 return OK;
2452 }
2453
2454 /*
2455 * Set the current text foreground color.
2456 */
2457 void
2458 gui_mch_set_fg_color(color)
2459 guicolor_T color;
2460 {
2461 if (color != prev_fg_color)
2462 {
2463 XSetForeground(gui.dpy, gui.text_gc, (Pixel)color);
2464 prev_fg_color = color;
2465 }
2466 }
2467
2468 /*
2469 * Set the current text background color.
2470 */
2471 void
2472 gui_mch_set_bg_color(color)
2473 guicolor_T color;
2474 {
2475 if (color != prev_bg_color)
2476 {
2477 XSetBackground(gui.dpy, gui.text_gc, (Pixel)color);
2478 prev_bg_color = color;
2479 }
2480 }
2481
2482 /*
2483 * Set the current text special color.
2484 */
2485 void
2486 gui_mch_set_sp_color(color)
2487 guicolor_T color;
2488 {
2489 prev_sp_color = color;
2490 }
2491
2492 /*
2493 * create a mouse pointer that is blank
2494 */
2495 static Cursor
2496 gui_x11_create_blank_mouse()
2497 {
2498 Pixmap blank_pixmap = XCreatePixmap(gui.dpy, gui.wid, 1, 1, 1);
2499 GC gc = XCreateGC(gui.dpy, blank_pixmap, (unsigned long)0, (XGCValues*)0);
2500 XDrawPoint(gui.dpy, blank_pixmap, gc, 0, 0);
2501 XFreeGC(gui.dpy, gc);
2502 return XCreatePixmapCursor(gui.dpy, blank_pixmap, blank_pixmap,
2503 (XColor*)&gui.norm_pixel, (XColor*)&gui.norm_pixel, 0, 0);
2504 }
2505
2506 /*
2507 * Draw a curled line at the bottom of the character cell.
2508 */
2509 static void
2510 draw_curl(row, col, cells)
2511 int row;
2512 int col;
2513 int cells;
2514 {
2515 int i;
2516 int offset;
2517 const static int val[8] = {1, 0, 0, 0, 1, 2, 2, 2 };
2518
2519 XSetForeground(gui.dpy, gui.text_gc, prev_sp_color);
2520 for (i = FILL_X(col); i < FILL_X(col + cells); ++i)
2521 {
2522 offset = val[i % 8];
2523 XDrawPoint(gui.dpy, gui.wid, gui.text_gc, i,
2524 FILL_Y(row + 1) - 1 - offset);
2525 }
2526 XSetForeground(gui.dpy, gui.text_gc, prev_fg_color);
2527 }
2528
2529 void
2530 gui_mch_draw_string(row, col, s, len, flags)
2531 int row;
2532 int col;
2533 char_u *s;
2534 int len;
2535 int flags;
2536 {
2537 int cells = len;
2538 #ifdef FEAT_MBYTE
2539 static void *buf = NULL;
2540 static int buflen = 0;
2541 char_u *p;
2542 int wlen = 0;
2543 int c;
2544
2545 if (enc_utf8)
2546 {
2547 /* Convert UTF-8 byte sequence to 16 bit characters for the X
2548 * functions. Need a buffer for the 16 bit characters. Keep it
2549 * between calls, because allocating it each time is slow. */
2550 if (buflen < len)
2551 {
2552 XtFree((char *)buf);
2553 buf = (void *)XtMalloc(len * (sizeof(XChar2b) < sizeof(wchar_t)
2554 ? sizeof(wchar_t) : sizeof(XChar2b)));
2555 buflen = len;
2556 }
2557 p = s;
2558 cells = 0;
2559 while (p < s + len)
2560 {
2561 c = utf_ptr2char(p);
2562 # ifdef FEAT_XFONTSET
2563 if (current_fontset != NULL)
2564 {
2565 if (c >= 0x10000 && sizeof(wchar_t) <= 2)
2566 c = 0xbf; /* show chars > 0xffff as ? */
2567 ((wchar_t *)buf)[wlen] = c;
2568 }
2569 else
2570 # endif
2571 {
2572 if (c >= 0x10000)
2573 c = 0xbf; /* show chars > 0xffff as ? */
2574 ((XChar2b *)buf)[wlen].byte1 = (unsigned)c >> 8;
2575 ((XChar2b *)buf)[wlen].byte2 = c;
2576 }
2577 ++wlen;
2578 cells += utf_char2cells(c);
2579 p += utf_ptr2len(p);
2580 }
2581 }
2582 else if (has_mbyte)
2583 {
2584 cells = 0;
2585 for (p = s; p < s + len; )
2586 {
2587 cells += ptr2cells(p);
2588 p += (*mb_ptr2len)(p);
2589 }
2590 }
2591
2592 #endif
2593
2594 #ifdef FEAT_XFONTSET
2595 if (current_fontset != NULL)
2596 {
2597 /* Setup a clip rectangle to avoid spilling over in the next or
2598 * previous line. This is apparently needed for some fonts which are
2599 * used in a fontset. */
2600 XRectangle clip;
2601
2602 clip.x = 0;
2603 clip.y = 0;
2604 clip.height = gui.char_height;
2605 clip.width = gui.char_width * cells + 1;
2606 XSetClipRectangles(gui.dpy, gui.text_gc, FILL_X(col), FILL_Y(row),
2607 &clip, 1, Unsorted);
2608 }
2609 #endif
2610
2611 if (flags & DRAW_TRANSP)
2612 {
2613 #ifdef FEAT_MBYTE
2614 if (enc_utf8)
2615 XDrawString16(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col),
2616 TEXT_Y(row), buf, wlen);
2617 else
2618 #endif
2619 XDrawString(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col),
2620 TEXT_Y(row), (char *)s, len);
2621 }
2622 else if (p_linespace != 0
2623 #ifdef FEAT_XFONTSET
2624 || current_fontset != NULL
2625 #endif
2626 )
2627 {
2628 XSetForeground(gui.dpy, gui.text_gc, prev_bg_color);
2629 XFillRectangle(gui.dpy, gui.wid, gui.text_gc, FILL_X(col),
2630 FILL_Y(row), gui.char_width * cells, gui.char_height);
2631 XSetForeground(gui.dpy, gui.text_gc, prev_fg_color);
2632
2633 #ifdef FEAT_MBYTE
2634 if (enc_utf8)
2635 XDrawString16(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col),
2636 TEXT_Y(row), buf, wlen);
2637 else
2638 #endif
2639 XDrawString(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col),
2640 TEXT_Y(row), (char *)s, len);
2641 }
2642 else
2643 {
2644 /* XmbDrawImageString has bug, don't use it for fontset. */
2645 #ifdef FEAT_MBYTE
2646 if (enc_utf8)
2647 XDrawImageString16(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col),
2648 TEXT_Y(row), buf, wlen);
2649 else
2650 #endif
2651 XDrawImageString(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col),
2652 TEXT_Y(row), (char *)s, len);
2653 }
2654
2655 /* Bold trick: draw the text again with a one-pixel offset. */
2656 if (flags & DRAW_BOLD)
2657 {
2658 #ifdef FEAT_MBYTE
2659 if (enc_utf8)
2660 XDrawString16(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col) + 1,
2661 TEXT_Y(row), buf, wlen);
2662 else
2663 #endif
2664 XDrawString(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col) + 1,
2665 TEXT_Y(row), (char *)s, len);
2666 }
2667
2668 /* Undercurl: draw curl at the bottom of the character cell. */
2669 if (flags & DRAW_UNDERC)
2670 draw_curl(row, col, cells);
2671
2672 /* Underline: draw a line at the bottom of the character cell. */
2673 if (flags & DRAW_UNDERL)
2674 {
2675 int y = FILL_Y(row + 1) - 1;
2676
2677 /* When p_linespace is 0, overwrite the bottom row of pixels.
2678 * Otherwise put the line just below the character. */
2679 if (p_linespace > 1)
2680 y -= p_linespace - 1;
2681 XDrawLine(gui.dpy, gui.wid, gui.text_gc, FILL_X(col),
2682 y, FILL_X(col + cells) - 1, y);
2683 }
2684
2685 #ifdef FEAT_XFONTSET
2686 if (current_fontset != NULL)
2687 XSetClipMask(gui.dpy, gui.text_gc, None);
2688 #endif
2689 }
2690
2691 /*
2692 * Return OK if the key with the termcap name "name" is supported.
2693 */
2694 int
2695 gui_mch_haskey(name)
2696 char_u *name;
2697 {
2698 int i;
2699
2700 for (i = 0; special_keys[i].key_sym != (KeySym)0; i++)
2701 if (name[0] == special_keys[i].vim_code0 &&
2702 name[1] == special_keys[i].vim_code1)
2703 return OK;
2704 return FAIL;
2705 }
2706
2707 /*
2708 * Return the text window-id and display. Only required for X-based GUI's
2709 */
2710 int
2711 gui_get_x11_windis(win, dis)
2712 Window *win;
2713 Display **dis;
2714 {
2715 *win = XtWindow(vimShell);
2716 *dis = gui.dpy;
2717 return OK;
2718 }
2719
2720 void
2721 gui_mch_beep()
2722 {
2723 XBell(gui.dpy, 0);
2724 }
2725
2726 void
2727 gui_mch_flash(msec)
2728 int msec;
2729 {
2730 /* Do a visual beep by reversing the foreground and background colors */
2731 XFillRectangle(gui.dpy, gui.wid, gui.invert_gc, 0, 0,
2732 FILL_X((int)Columns) + gui.border_offset,
2733 FILL_Y((int)Rows) + gui.border_offset);
2734 XSync(gui.dpy, False);
2735 ui_delay((long)msec, TRUE); /* wait for a few msec */
2736 XFillRectangle(gui.dpy, gui.wid, gui.invert_gc, 0, 0,
2737 FILL_X((int)Columns) + gui.border_offset,
2738 FILL_Y((int)Rows) + gui.border_offset);
2739 }
2740
2741 /*
2742 * Invert a rectangle from row r, column c, for nr rows and nc columns.
2743 */
2744 void
2745 gui_mch_invert_rectangle(r, c, nr, nc)
2746 int r;
2747 int c;
2748 int nr;
2749 int nc;
2750 {
2751 XFillRectangle(gui.dpy, gui.wid, gui.invert_gc,
2752 FILL_X(c), FILL_Y(r), (nc) * gui.char_width, (nr) * gui.char_height);
2753 }
2754
2755 /*
2756 * Iconify the GUI window.
2757 */
2758 void
2759 gui_mch_iconify()
2760 {
2761 XIconifyWindow(gui.dpy, XtWindow(vimShell), DefaultScreen(gui.dpy));
2762 }
2763
2764 #if defined(FEAT_EVAL) || defined(PROTO)
2765 /*
2766 * Bring the Vim window to the foreground.
2767 */
2768 void
2769 gui_mch_set_foreground()
2770 {
2771 XMapRaised(gui.dpy, XtWindow(vimShell));
2772 }
2773 #endif
2774
2775 /*
2776 * Draw a cursor without focus.
2777 */
2778 void
2779 gui_mch_draw_hollow_cursor(color)
2780 guicolor_T color;
2781 {
2782 int w = 1;
2783
2784 #ifdef FEAT_MBYTE
2785 if (mb_lefthalve(gui.row, gui.col))
2786 w = 2;
2787 #endif
2788 gui_mch_set_fg_color(color);
2789 XDrawRectangle(gui.dpy, gui.wid, gui.text_gc, FILL_X(gui.col),
2790 FILL_Y(gui.row), w * gui.char_width - 1, gui.char_height - 1);
2791 }
2792
2793 /*
2794 * Draw part of a cursor, "w" pixels wide, and "h" pixels high, using
2795 * color "color".
2796 */
2797 void
2798 gui_mch_draw_part_cursor(w, h, color)
2799 int w;
2800 int h;
2801 guicolor_T color;
2802 {
2803 gui_mch_set_fg_color(color);
2804
2805 XFillRectangle(gui.dpy, gui.wid, gui.text_gc,
2806 #ifdef FEAT_RIGHTLEFT
2807 /* vertical line should be on the right of current point */
2808 CURSOR_BAR_RIGHT ? FILL_X(gui.col + 1) - w :
2809 #endif
2810 FILL_X(gui.col),
2811 FILL_Y(gui.row) + gui.char_height - h,
2812 w, h);
2813 }
2814
2815 /*
2816 * Catch up with any queued X events. This may put keyboard input into the
2817 * input buffer, call resize call-backs, trigger timers etc. If there is
2818 * nothing in the X event queue (& no timers pending), then we return
2819 * immediately.
2820 */
2821 void
2822 gui_mch_update()
2823 {
2824 XtInputMask mask, desired;
2825
2826 #ifdef ALT_X_INPUT
2827 if (suppress_alternate_input)
2828 desired = (XtIMXEvent | XtIMTimer);
2829 else
2830 #endif
2831 desired = (XtIMAll);
2832 while ((mask = XtAppPending(app_context)) && (mask & desired)
2833 && !vim_is_input_buf_full())
2834 XtAppProcessEvent(app_context, desired);
2835 }
2836
2837 /*
2838 * GUI input routine called by gui_wait_for_chars(). Waits for a character
2839 * from the keyboard.
2840 * wtime == -1 Wait forever.
2841 * wtime == 0 This should never happen.
2842 * wtime > 0 Wait wtime milliseconds for a character.
2843 * Returns OK if a character was found to be available within the given time,
2844 * or FAIL otherwise.
2845 */
2846 int
2847 gui_mch_wait_for_chars(wtime)
2848 long wtime;
2849 {
2850 int focus;
2851
2852 /*
2853 * Make this static, in case gui_x11_timer_cb is called after leaving
2854 * this function (otherwise a random value on the stack may be changed).
2855 */
2856 static int timed_out;
2857 XtIntervalId timer = (XtIntervalId)0;
2858 XtInputMask desired;
2859 #ifdef FEAT_SNIFF
2860 static int sniff_on = 0;
2861 static XtInputId sniff_input_id = 0;
2862 #endif
2863
2864 timed_out = FALSE;
2865
2866 #ifdef FEAT_SNIFF
2867 if (sniff_on && !want_sniff_request)
2868 {
2869 if (sniff_input_id)
2870 XtRemoveInput(sniff_input_id);
2871 sniff_on = 0;
2872 }
2873 else if (!sniff_on && want_sniff_request)
2874 {
2875 sniff_input_id = XtAppAddInput(app_context, fd_from_sniff,
2876 (XtPointer)XtInputReadMask, gui_x11_sniff_request_cb, 0);
2877 sniff_on = 1;
2878 }
2879 #endif
2880
2881 if (wtime > 0)
2882 timer = XtAppAddTimeOut(app_context, (long_u)wtime, gui_x11_timer_cb,
2883 &timed_out);
2884
2885 focus = gui.in_focus;
2886 #ifdef ALT_X_INPUT
2887 if (suppress_alternate_input)
2888 desired = (XtIMXEvent | XtIMTimer);
2889 else
2890 #endif
2891 desired = (XtIMAll);
2892 while (!timed_out)
2893 {
2894 /* Stop or start blinking when focus changes */
2895 if (gui.in_focus != focus)
2896 {
2897 if (gui.in_focus)
2898 gui_mch_start_blink();
2899 else
2900 gui_mch_stop_blink();
2901 focus = gui.in_focus;
2902 }
2903
2904 /*
2905 * Don't use gui_mch_update() because then we will spin-lock until a
2906 * char arrives, instead we use XtAppProcessEvent() to hang until an
2907 * event arrives. No need to check for input_buf_full because we are
2908 * returning as soon as it contains a single char. Note that
2909 * XtAppNextEvent() may not be used because it will not return after a
2910 * timer event has arrived -- webb
2911 */
2912 XtAppProcessEvent(app_context, desired);
2913
2914 if (input_available())
2915 {
2916 if (timer != (XtIntervalId)0 && !timed_out)
2917 XtRemoveTimeOut(timer);
2918 return OK;
2919 }
2920 }
2921 return FAIL;
2922 }
2923
2924 /*
2925 * Output routines.
2926 */
2927
2928 /* Flush any output to the screen */
2929 void
2930 gui_mch_flush()
2931 {
2932 XFlush(gui.dpy);
2933 }
2934
2935 /*
2936 * Clear a rectangular region of the screen from text pos (row1, col1) to
2937 * (row2, col2) inclusive.
2938 */
2939 void
2940 gui_mch_clear_block(row1, col1, row2, col2)
2941 int row1;
2942 int col1;
2943 int row2;
2944 int col2;
2945 {
2946 int x;
2947
2948 x = FILL_X(col1);
2949
2950 /* Clear one extra pixel at the far right, for when bold characters have
2951 * spilled over to the next column. */
2952 XFillRectangle(gui.dpy, gui.wid, gui.back_gc, x, FILL_Y(row1),
2953 (col2 - col1 + 1) * gui.char_width + (col2 == Columns - 1),
2954 (row2 - row1 + 1) * gui.char_height);
2955 }
2956
2957 void
2958 gui_mch_clear_all()
2959 {
2960 XClearArea(gui.dpy, gui.wid, 0, 0, 0, 0, False);
2961 }
2962
2963 /*
2964 * Delete the given number of lines from the given row, scrolling up any
2965 * text further down within the scroll region.
2966 */
2967 void
2968 gui_mch_delete_lines(row, num_lines)
2969 int row;
2970 int num_lines;
2971 {
2972 if (gui.visibility == VisibilityFullyObscured)
2973 return; /* Can't see the window */
2974
2975 /* copy one extra pixel at the far right, for when bold has spilled
2976 * over */
2977 XCopyArea(gui.dpy, gui.wid, gui.wid, gui.text_gc,
2978 FILL_X(gui.scroll_region_left), FILL_Y(row + num_lines),
2979 gui.char_width * (gui.scroll_region_right - gui.scroll_region_left + 1)
2980 + (gui.scroll_region_right == Columns - 1),
2981 gui.char_height * (gui.scroll_region_bot - row - num_lines + 1),
2982 FILL_X(gui.scroll_region_left), FILL_Y(row));
2983
2984 gui_clear_block(gui.scroll_region_bot - num_lines + 1,
2985 gui.scroll_region_left,
2986 gui.scroll_region_bot, gui.scroll_region_right);
2987 gui_x11_check_copy_area();
2988 }
2989
2990 /*
2991 * Insert the given number of lines before the given row, scrolling down any
2992 * following text within the scroll region.
2993 */
2994 void
2995 gui_mch_insert_lines(row, num_lines)
2996 int row;
2997 int num_lines;
2998 {
2999 if (gui.visibility == VisibilityFullyObscured)
3000 return; /* Can't see the window */
3001
3002 /* copy one extra pixel at the far right, for when bold has spilled
3003 * over */
3004 XCopyArea(gui.dpy, gui.wid, gui.wid, gui.text_gc,
3005 FILL_X(gui.scroll_region_left), FILL_Y(row),
3006 gui.char_width * (gui.scroll_region_right - gui.scroll_region_left + 1)
3007 + (gui.scroll_region_right == Columns - 1),
3008 gui.char_height * (gui.scroll_region_bot - row - num_lines + 1),
3009 FILL_X(gui.scroll_region_left), FILL_Y(row + num_lines));
3010
3011 gui_clear_block(row, gui.scroll_region_left,
3012 row + num_lines - 1, gui.scroll_region_right);
3013 gui_x11_check_copy_area();
3014 }
3015
3016 /*
3017 * Update the region revealed by scrolling up/down.
3018 */
3019 static void
3020 gui_x11_check_copy_area()
3021 {
3022 XEvent event;
3023 XGraphicsExposeEvent *gevent;
3024
3025 if (gui.visibility != VisibilityPartiallyObscured)
3026 return;
3027
3028 XFlush(gui.dpy);
3029
3030 /* Wait to check whether the scroll worked or not */
3031 for (;;)
3032 {
3033 if (XCheckTypedEvent(gui.dpy, NoExpose, &event))
3034 return; /* The scroll worked. */
3035
3036 if (XCheckTypedEvent(gui.dpy, GraphicsExpose, &event))
3037 {
3038 gevent = (XGraphicsExposeEvent *)&event;
3039 gui_redraw(gevent->x, gevent->y, gevent->width, gevent->height);
3040 if (gevent->count == 0)
3041 return; /* This was the last expose event */
3042 }
3043 XSync(gui.dpy, False);
3044 }
3045 }
3046
3047 /*
3048 * X Selection stuff, for cutting and pasting text to other windows.
3049 */
3050
3051 void
3052 clip_mch_lose_selection(cbd)
3053 VimClipboard *cbd;
3054 {
3055 clip_x11_lose_selection(vimShell, cbd);
3056 }
3057
3058 int
3059 clip_mch_own_selection(cbd)
3060 VimClipboard *cbd;
3061 {
3062 return clip_x11_own_selection(vimShell, cbd);
3063 }
3064
3065 void
3066 clip_mch_request_selection(cbd)
3067 VimClipboard *cbd;
3068 {
3069 clip_x11_request_selection(vimShell, gui.dpy, cbd);
3070 }
3071
3072 void
3073 clip_mch_set_selection(cbd)
3074 VimClipboard *cbd;
3075 {
3076 clip_x11_set_selection(cbd);
3077 }
3078
3079 #if defined(FEAT_MENU) || defined(PROTO)
3080 /*
3081 * Menu stuff.
3082 */
3083
3084 /*
3085 * Make a menu either grey or not grey.
3086 */
3087 void
3088 gui_mch_menu_grey(menu, grey)
3089 vimmenu_T *menu;
3090 int grey;
3091 {
3092 if (menu->id != (Widget)0)
3093 {
3094 gui_mch_menu_hidden(menu, False);
3095 if (grey
3096 #ifdef FEAT_GUI_MOTIF
3097 || !menu->sensitive
3098 #endif
3099 )
3100 XtSetSensitive(menu->id, False);
3101 else
3102 XtSetSensitive(menu->id, True);
3103 }
3104 }
3105
3106 /*
3107 * Make menu item hidden or not hidden
3108 */
3109 void
3110 gui_mch_menu_hidden(menu, hidden)
3111 vimmenu_T *menu;
3112 int hidden;
3113 {
3114 if (menu->id != (Widget)0)
3115 {
3116 if (hidden)
3117 XtUnmanageChild(menu->id);
3118 else
3119 XtManageChild(menu->id);
3120 }
3121 }
3122
3123 /*
3124 * This is called after setting all the menus to grey/hidden or not.
3125 */
3126 void
3127 gui_mch_draw_menubar()
3128 {
3129 /* Nothing to do in X */
3130 }
3131
3132 /* ARGSUSED */
3133 void
3134 gui_x11_menu_cb(w, client_data, call_data)
3135 Widget w;
3136 XtPointer client_data, call_data;
3137 {
3138 gui_menu_cb((vimmenu_T *)client_data);
3139 }
3140
3141 #endif /* FEAT_MENU */
3142
3143
3144
3145 /*
3146 * Function called when window closed. Works like ":qa".
3147 * Should put up a requester!
3148 */
3149 /*ARGSUSED*/
3150 static void
3151 gui_x11_wm_protocol_handler(w, client_data, event, dum)
3152 Widget w;
3153 XtPointer client_data;
3154 XEvent *event;
3155 Boolean *dum;
3156 {
3157 /*
3158 * Only deal with Client messages.
3159 */
3160 if (event->type != ClientMessage)
3161 return;
3162
3163 /*
3164 * The WM_SAVE_YOURSELF event arrives when the window manager wants to
3165 * exit. That can be cancelled though, thus Vim shouldn't exit here.
3166 * Just sync our swap files.
3167 */
3168 if (((XClientMessageEvent *)event)->data.l[0] ==
3169 wm_atoms[SAVE_YOURSELF_IDX])
3170 {
3171 out_flush();
3172 ml_sync_all(FALSE, FALSE); /* preserve all swap files */
3173
3174 /* Set the window's WM_COMMAND property, to let the window manager
3175 * know we are done saving ourselves. We don't want to be restarted,
3176 * thus set argv to NULL. */
3177 XSetCommand(gui.dpy, XtWindow(vimShell), NULL, 0);
3178 return;
3179 }
3180
3181 if (((XClientMessageEvent *)event)->data.l[0] !=
3182 wm_atoms[DELETE_WINDOW_IDX])
3183 return;
3184
3185 gui_shell_closed();
3186 }
3187
3188 #ifdef FEAT_CLIENTSERVER
3189 /*
3190 * Function called when property changed. Check for incoming commands
3191 */
3192 /*ARGSUSED*/
3193 static void
3194 gui_x11_send_event_handler(w, client_data, event, dum)
3195 Widget w;
3196 XtPointer client_data;
3197 XEvent *event;
3198 Boolean *dum;
3199 {
3200 XPropertyEvent *e = (XPropertyEvent *) event;
3201
3202 if (e->type == PropertyNotify && e->window == commWindow
3203 && e->atom == commProperty && e->state == PropertyNewValue)
3204 {
3205 serverEventProc(gui.dpy, event);
3206 }
3207 }
3208 #endif
3209
3210 /*
3211 * Cursor blink functions.
3212 *
3213 * This is a simple state machine:
3214 * BLINK_NONE not blinking at all
3215 * BLINK_OFF blinking, cursor is not shown
3216 * BLINK_ON blinking, cursor is shown
3217 */
3218
3219 #define BLINK_NONE 0
3220 #define BLINK_OFF 1
3221 #define BLINK_ON 2
3222
3223 static int blink_state = BLINK_NONE;
3224 static long_u blink_waittime = 700;
3225 static long_u blink_ontime = 400;
3226 static long_u blink_offtime = 250;
3227 static XtIntervalId blink_timer = (XtIntervalId)0;
3228
3229 void
3230 gui_mch_set_blinking(waittime, on, off)
3231 long waittime, on, off;
3232 {
3233 blink_waittime = waittime;
3234 blink_ontime = on;
3235 blink_offtime = off;
3236 }
3237
3238 /*
3239 * Stop the cursor blinking. Show the cursor if it wasn't shown.
3240 */
3241 void
3242 gui_mch_stop_blink()
3243 {
3244 if (blink_timer != (XtIntervalId)0)
3245 {
3246 XtRemoveTimeOut(blink_timer);
3247 blink_timer = (XtIntervalId)0;
3248 }
3249 if (blink_state == BLINK_OFF)
3250 gui_update_cursor(TRUE, FALSE);
3251 blink_state = BLINK_NONE;
3252 }
3253
3254 /*
3255 * Start the cursor blinking. If it was already blinking, this restarts the
3256 * waiting time and shows the cursor.
3257 */
3258 void
3259 gui_mch_start_blink()
3260 {
3261 if (blink_timer != (XtIntervalId)0)
3262 XtRemoveTimeOut(blink_timer);
3263 /* Only switch blinking on if none of the times is zero */
3264 if (blink_waittime && blink_ontime && blink_offtime && gui.in_focus)
3265 {
3266 blink_timer = XtAppAddTimeOut(app_context, blink_waittime,
3267 gui_x11_blink_cb, NULL);
3268 blink_state = BLINK_ON;
3269 gui_update_cursor(TRUE, FALSE);
3270 }
3271 }
3272
3273 /* ARGSUSED */
3274 static void
3275 gui_x11_blink_cb(timed_out, interval_id)
3276 XtPointer timed_out;
3277 XtIntervalId *interval_id;
3278 {
3279 if (blink_state == BLINK_ON)
3280 {
3281 gui_undraw_cursor();
3282 blink_state = BLINK_OFF;
3283 blink_timer = XtAppAddTimeOut(app_context, blink_offtime,
3284 gui_x11_blink_cb, NULL);
3285 }
3286 else
3287 {
3288 gui_update_cursor(TRUE, FALSE);
3289 blink_state = BLINK_ON;
3290 blink_timer = XtAppAddTimeOut(app_context, blink_ontime,
3291 gui_x11_blink_cb, NULL);
3292 }
3293 }
3294
3295 /*
3296 * Return the RGB value of a pixel as a long.
3297 */
3298 long_u
3299 gui_mch_get_rgb(pixel)
3300 guicolor_T pixel;
3301 {
3302 XColor xc;
3303 Colormap colormap;
3304
3305 colormap = DefaultColormap(gui.dpy, XDefaultScreen(gui.dpy));
3306 xc.pixel = pixel;
3307 XQueryColor(gui.dpy, colormap, &xc);
3308
3309 return ((xc.red & 0xff00) << 8) + (xc.green & 0xff00)
3310 + ((unsigned)xc.blue >> 8);
3311 }
3312
3313 /*
3314 * Add the callback functions.
3315 */
3316 void
3317 gui_x11_callbacks(textArea, vimForm)
3318 Widget textArea;
3319 Widget vimForm;
3320 {
3321 XtAddEventHandler(textArea, VisibilityChangeMask, FALSE,
3322 gui_x11_visibility_cb, (XtPointer)0);
3323
3324 XtAddEventHandler(textArea, ExposureMask, FALSE, gui_x11_expose_cb,
3325 (XtPointer)0);
3326
3327 XtAddEventHandler(vimShell, StructureNotifyMask, FALSE,
3328 gui_x11_resize_window_cb, (XtPointer)0);
3329
3330 XtAddEventHandler(vimShell, FocusChangeMask, FALSE, gui_x11_focus_change_cb,
3331 (XtPointer)0);
3332 /*
3333 * Only install these enter/leave callbacks when 'p' in 'guioptions'.
3334 * Only needed for some window managers.
3335 */
3336 if (vim_strchr(p_go, GO_POINTER) != NULL)
3337 {
3338 XtAddEventHandler(vimShell, LeaveWindowMask, FALSE, gui_x11_leave_cb,
3339 (XtPointer)0);
3340 XtAddEventHandler(textArea, LeaveWindowMask, FALSE, gui_x11_leave_cb,
3341 (XtPointer)0);
3342 XtAddEventHandler(textArea, EnterWindowMask, FALSE, gui_x11_enter_cb,
3343 (XtPointer)0);
3344 XtAddEventHandler(vimShell, EnterWindowMask, FALSE, gui_x11_enter_cb,
3345 (XtPointer)0);
3346 }
3347
3348 XtAddEventHandler(vimForm, KeyPressMask, FALSE, gui_x11_key_hit_cb,
3349 (XtPointer)0);
3350 XtAddEventHandler(textArea, KeyPressMask, FALSE, gui_x11_key_hit_cb,
3351 (XtPointer)0);
3352
3353 /* get pointer moved events from scrollbar, needed for 'mousefocus' */
3354 XtAddEventHandler(vimForm, PointerMotionMask,
3355 FALSE, gui_x11_mouse_cb, (XtPointer)1);
3356 XtAddEventHandler(textArea, ButtonPressMask | ButtonReleaseMask |
3357 ButtonMotionMask | PointerMotionMask,
3358 FALSE, gui_x11_mouse_cb, (XtPointer)0);
3359 }
3360
3361 /*
3362 * Get current mouse coordinates in text window.
3363 */
3364 void
3365 gui_mch_getmouse(int *x, int *y)
3366 {
3367 int rootx, rooty, winx, winy;
3368 Window root, child;
3369 unsigned int mask;
3370
3371 if (gui.wid && XQueryPointer(gui.dpy, gui.wid, &root, &child,
3372 &rootx, &rooty, &winx, &winy, &mask)) {
3373 *x = winx;
3374 *y = winy;
3375 } else {
3376 *x = -1;
3377 *y = -1;
3378 }
3379 }
3380
3381 void
3382 gui_mch_setmouse(x, y)
3383 int x;
3384 int y;
3385 {
3386 if (gui.wid)
3387 XWarpPointer(gui.dpy, (Window)0, gui.wid, 0, 0, 0, 0, x, y);
3388 }
3389
3390 #if (defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU)) || defined(PROTO)
3391 XButtonPressedEvent *
3392 gui_x11_get_last_mouse_event()
3393 {
3394 return &last_mouse_event;
3395 }
3396 #endif
3397
3398 #if defined(FEAT_SIGN_ICONS) || defined(PROTO)
3399
3400 /* Signs are currently always 2 chars wide. Hopefully the font is big enough
3401 * to provide room for the bitmap! */
3402 # define SIGN_WIDTH (gui.char_width * 2)
3403
3404 #if 0 /* not used */
3405 void
3406 gui_mch_clearsign(row)
3407 int row;
3408 {
3409 if (gui.in_use)
3410 XClearArea(gui.dpy, gui.wid, 0, TEXT_Y(row) - gui.char_height,
3411 SIGN_WIDTH, gui.char_height, FALSE);
3412 }
3413 #endif
3414
3415 void
3416 gui_mch_drawsign(row, col, typenr)
3417 int row;
3418 int col;
3419 int typenr;
3420 {
3421 XImage *sign;
3422
3423 if (gui.in_use && (sign = (XImage *)sign_get_image(typenr)) != NULL)
3424 {
3425 XClearArea(gui.dpy, gui.wid, TEXT_X(col), TEXT_Y(row) - sign->height,
3426 SIGN_WIDTH, gui.char_height, FALSE);
3427 XPutImage(gui.dpy, gui.wid, gui.text_gc, sign, 0, 0,
3428 TEXT_X(col) + (SIGN_WIDTH - sign->width) / 2,
3429 TEXT_Y(row) - sign->height,
3430 sign->width, sign->height);
3431 }
3432 }
3433
3434 void *
3435 gui_mch_register_sign(signfile)
3436 char_u *signfile;
3437 {
3438 XpmAttributes attrs;
3439 XImage *sign;
3440 int status;
3441
3442 /*
3443 * Setup the color substitution table.
3444 */
3445 sign = NULL;
3446 if (signfile[0] != NUL && signfile[0] != '-')
3447 {
3448 sign = (XImage *)alloc(sizeof(XImage));
3449 if (sign != NULL)
3450 {
3451 XpmColorSymbol color[5] =
3452 {
3453 {"none", NULL, 0},
3454 {"iconColor1", NULL, 0},
3455 {"bottomShadowColor", NULL, 0},
3456 {"topShadowColor", NULL, 0},
3457 {"selectColor", NULL, 0}
3458 };
3459 attrs.valuemask = XpmColorSymbols;
3460 attrs.numsymbols = 2;
3461 attrs.colorsymbols = color;
3462 attrs.colorsymbols[0].pixel = gui.back_pixel;
3463 attrs.colorsymbols[1].pixel = gui.norm_pixel;
3464 status = XpmReadFileToImage(gui.dpy, (char *)signfile,
3465 &sign, NULL, &attrs);
3466
3467 if (status == 0)
3468 {
3469 /* Sign width is fixed at two columns now.
3470 if (sign->width > gui.sign_width)
3471 gui.sign_width = sign->width + 8; */
3472 }
3473 else
3474 {
3475 vim_free(sign);
3476 sign = NULL;
3477 EMSG(_(e_signdata));
3478 }
3479 }
3480 }
3481
3482 return (void *)sign;
3483 }
3484
3485 void
3486 gui_mch_destroy_sign(sign)
3487 void *sign;
3488 {
3489 XFree(((XImage *)sign)->data);
3490 vim_free(sign);
3491 }
3492 #endif
3493
3494
3495 #ifdef FEAT_MOUSESHAPE
3496 /* The last set mouse pointer shape is remembered, to be used when it goes
3497 * from hidden to not hidden. */
3498 static int last_shape = 0;
3499 #endif
3500
3501 /*
3502 * Use the blank mouse pointer or not.
3503 */
3504 void
3505 gui_mch_mousehide(hide)
3506 int hide; /* TRUE = use blank ptr, FALSE = use parent ptr */
3507 {
3508 if (gui.pointer_hidden != hide)
3509 {
3510 gui.pointer_hidden = hide;
3511 if (hide)
3512 XDefineCursor(gui.dpy, gui.wid, gui.blank_pointer);
3513 else
3514 #ifdef FEAT_MOUSESHAPE
3515 mch_set_mouse_shape(last_shape);
3516 #else
3517 XUndefineCursor(gui.dpy, gui.wid);
3518 #endif
3519 }
3520 }
3521
3522 #if defined(FEAT_MOUSESHAPE) || defined(PROTO)
3523
3524 /* Table for shape IDs. Keep in sync with the mshape_names[] table in
3525 * misc2.c! */
3526 static int mshape_ids[] =
3527 {
3528 XC_left_ptr, /* arrow */
3529 0, /* blank */
3530 XC_xterm, /* beam */
3531 XC_sb_v_double_arrow, /* updown */
3532 XC_sizing, /* udsizing */
3533 XC_sb_h_double_arrow, /* leftright */
3534 XC_sizing, /* lrsizing */
3535 XC_watch, /* busy */
3536 XC_X_cursor, /* no */
3537 XC_crosshair, /* crosshair */
3538 XC_hand1, /* hand1 */
3539 XC_hand2, /* hand2 */
3540 XC_pencil, /* pencil */
3541 XC_question_arrow, /* question */
3542 XC_right_ptr, /* right-arrow */
3543 XC_center_ptr, /* up-arrow */
3544 XC_left_ptr /* last one */
3545 };
3546
3547 void
3548 mch_set_mouse_shape(shape)
3549 int shape;
3550 {
3551 int id;
3552
3553 if (!gui.in_use)
3554 return;
3555
3556 if (shape == MSHAPE_HIDE || gui.pointer_hidden)
3557 XDefineCursor(gui.dpy, gui.wid, gui.blank_pointer);
3558 else
3559 {
3560 if (shape >= MSHAPE_NUMBERED)
3561 {
3562 id = shape - MSHAPE_NUMBERED;
3563 if (id >= XC_num_glyphs)
3564 id = XC_left_ptr;
3565 else
3566 id &= ~1; /* they are always even (why?) */
3567 }
3568 else
3569 id = mshape_ids[shape];
3570
3571 XDefineCursor(gui.dpy, gui.wid, XCreateFontCursor(gui.dpy, id));
3572 }
3573 if (shape != MSHAPE_HIDE)
3574 last_shape = shape;
3575 }
3576 #endif
3577
3578 #if (defined(FEAT_TOOLBAR) && defined(FEAT_BEVAL)) || defined(PROTO)
3579 /*
3580 * Set the balloon-eval used for the tooltip of a toolbar menu item.
3581 * The check for a non-toolbar item was added, because there is a crash when
3582 * passing a normal menu item here. Can't explain that, but better avoid it.
3583 */
3584 void
3585 gui_mch_menu_set_tip(menu)
3586 vimmenu_T *menu;
3587 {
3588 if (menu->id != NULL && menu->parent != NULL
3589 && menu_is_toolbar(menu->parent->name))
3590 {
3591 /* Always destroy and create the balloon, in case the string was
3592 * changed. */
3593 if (menu->tip != NULL)
3594 {
3595 gui_mch_destroy_beval_area(menu->tip);
3596 menu->tip = NULL;
3597 }
3598 if (menu->strings[MENU_INDEX_TIP] != NULL)
3599 menu->tip = gui_mch_create_beval_area(
3600 menu->id,
3601 menu->strings[MENU_INDEX_TIP],
3602 NULL,
3603 NULL);
3604 }
3605 }
3606 #endif
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