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Merged from the latest developing branch.
[MacVim.git] / src / gui_x11.c
blob2842fa092bd1460ebd95d83c0cf6989f4e264742
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 {
1542 XpmCreatePixmapFromData(dsp, root_window, magick, &icon,
1543 &icon_mask, &attr);
1544 XpmFreeAttributes(&attr);
1545 }
1546
1547 # ifdef FEAT_GUI_ATHENA
1548 XtVaSetValues(vimShell, XtNiconPixmap, icon, XtNiconMask, icon_mask, NULL);
1549 # else
1550 XtVaSetValues(vimShell, XmNiconPixmap, icon, XmNiconMask, icon_mask, NULL);
1551 # endif
1552 #endif
1553 }
1554
1555 if (gui.color_approx)
1556 EMSG(_("Vim E458: Cannot allocate colormap entry, some colors may be incorrect"));
1557
1558 #ifdef FEAT_SUN_WORKSHOP
1559 if (usingSunWorkShop)
1560 workshop_connect(app_context);
1561 #endif
1562
1563 #ifdef FEAT_BEVAL
1564 gui_init_tooltip_font();
1565 #endif
1566 #ifdef FEAT_MENU
1567 gui_init_menu_font();
1568 #endif
1569
1570 #ifdef USE_XSMP
1571 /* Attach listener on ICE connection */
1572 if (-1 != xsmp_icefd)
1573 _xsmp_xtinputid = XtAppAddInput(app_context, xsmp_icefd,
1574 (XtPointer)XtInputReadMask, local_xsmp_handle_requests, NULL);
1575 #endif
1576
1577 return OK;
1578 }
1579
1580 /*
1581 * Called when starting the GUI fails after calling gui_mch_init().
1582 */
1583 void
1584 gui_mch_uninit()
1585 {
1586 gui_x11_destroy_widgets();
1587 XtCloseDisplay(gui.dpy);
1588 gui.dpy = NULL;
1589 vimShell = (Widget)0;
1590 }
1591
1592 /*
1593 * Called when the foreground or background color has been changed.
1594 */
1595 void
1596 gui_mch_new_colors()
1597 {
1598 long_u gc_mask;
1599 XGCValues gc_vals;
1600
1601 gc_mask = GCForeground | GCBackground;
1602 gc_vals.foreground = gui.norm_pixel;
1603 gc_vals.background = gui.back_pixel;
1604 if (gui.text_gc != NULL)
1605 XChangeGC(gui.dpy, gui.text_gc, gc_mask, &gc_vals);
1606
1607 gc_vals.foreground = gui.back_pixel;
1608 gc_vals.background = gui.norm_pixel;
1609 if (gui.back_gc != NULL)
1610 XChangeGC(gui.dpy, gui.back_gc, gc_mask, &gc_vals);
1611
1612 gc_mask |= GCFunction;
1613 gc_vals.foreground = gui.norm_pixel ^ gui.back_pixel;
1614 gc_vals.background = gui.norm_pixel ^ gui.back_pixel;
1615 gc_vals.function = GXxor;
1616 if (gui.invert_gc != NULL)
1617 XChangeGC(gui.dpy, gui.invert_gc, gc_mask, &gc_vals);
1618
1619 gui_x11_set_back_color();
1620 }
1621
1622 /*
1623 * Open the GUI window which was created by a call to gui_mch_init().
1624 */
1625 int
1626 gui_mch_open()
1627 {
1628 /* Actually open the window */
1629 XtRealizeWidget(vimShell);
1630 XtManageChild(XtNameToWidget(vimShell, "*vimForm"));
1631
1632 gui.wid = gui_x11_get_wid();
1633 gui.blank_pointer = gui_x11_create_blank_mouse();
1634
1635 /*
1636 * Add a callback for the Close item on the window managers menu, and the
1637 * save-yourself event.
1638 */
1639 wm_atoms[SAVE_YOURSELF_IDX] =
1640 XInternAtom(gui.dpy, "WM_SAVE_YOURSELF", False);
1641 wm_atoms[DELETE_WINDOW_IDX] =
1642 XInternAtom(gui.dpy, "WM_DELETE_WINDOW", False);
1643 XSetWMProtocols(gui.dpy, XtWindow(vimShell), wm_atoms, 2);
1644 XtAddEventHandler(vimShell, NoEventMask, True, gui_x11_wm_protocol_handler,
1645 NULL);
1646 #ifdef HAVE_X11_XMU_EDITRES_H
1647 /*
1648 * Enable editres protocol (see "man editres").
1649 * Usually will need to add -lXmu to the linker line as well.
1650 */
1651 XtAddEventHandler(vimShell, (EventMask)0, True, _XEditResCheckMessages,
1652 (XtPointer)NULL);
1653 #endif
1654
1655 #ifdef FEAT_CLIENTSERVER
1656 if (serverName == NULL && serverDelayedStartName != NULL)
1657 {
1658 /* This is a :gui command in a plain vim with no previous server */
1659 commWindow = XtWindow(vimShell);
1660 (void)serverRegisterName(gui.dpy, serverDelayedStartName);
1661 }
1662 else
1663 {
1664 /*
1665 * Cannot handle "widget-less" windows with XtProcessEvent() we'll
1666 * have to change the "server" registration to that of the main window
1667 * If we have not registered a name yet, remember the window
1668 */
1669 serverChangeRegisteredWindow(gui.dpy, XtWindow(vimShell));
1670 }
1671 XtAddEventHandler(vimShell, PropertyChangeMask, False,
1672 gui_x11_send_event_handler, NULL);
1673 #endif
1674
1675
1676 #if defined(FEAT_MENU) && defined(FEAT_GUI_ATHENA)
1677 /* The Athena GUI needs this again after opening the window */
1678 gui_position_menu();
1679 # ifdef FEAT_TOOLBAR
1680 gui_mch_set_toolbar_pos(0, gui.menu_height, gui.menu_width,
1681 gui.toolbar_height);
1682 # endif
1683 #endif
1684
1685 /* Get the colors for the highlight groups (gui_check_colors() might have
1686 * changed them) */
1687 highlight_gui_started(); /* re-init colors and fonts */
1688
1689 #ifdef FEAT_HANGULIN
1690 hangul_keyboard_set();
1691 #endif
1692 #ifdef FEAT_XIM
1693 xim_init();
1694 #endif
1695 #ifdef FEAT_SUN_WORKSHOP
1696 workshop_postinit();
1697 #endif
1698
1699 return OK;
1700 }
1701
1702 #if defined(FEAT_BEVAL) || defined(PROTO)
1703 /*
1704 * Convert the tooltip fontset name to an XFontSet.
1705 */
1706 void
1707 gui_init_tooltip_font()
1708 {
1709 XrmValue from, to;
1710
1711 from.addr = (char *)gui.rsrc_tooltip_font_name;
1712 from.size = strlen(from.addr);
1713 to.addr = (XtPointer)&gui.tooltip_fontset;
1714 to.size = sizeof(XFontSet);
1715
1716 if (XtConvertAndStore(vimShell, XtRString, &from, XtRFontSet, &to) == False)
1717 {
1718 /* Failed. What to do? */
1719 }
1720 }
1721 #endif
1722
1723 #if defined(FEAT_MENU) || defined(PROTO)
1724 /* Convert the menu font/fontset name to an XFontStruct/XFontset */
1725 void
1726 gui_init_menu_font()
1727 {
1728 XrmValue from, to;
1729
1730 #ifdef FONTSET_ALWAYS
1731 from.addr = (char *)gui.rsrc_menu_font_name;
1732 from.size = strlen(from.addr);
1733 to.addr = (XtPointer)&gui.menu_fontset;
1734 to.size = sizeof(GuiFontset);
1735
1736 if (XtConvertAndStore(vimShell, XtRString, &from, XtRFontSet, &to) == False)
1737 {
1738 /* Failed. What to do? */
1739 }
1740 #else
1741 from.addr = (char *)gui.rsrc_menu_font_name;
1742 from.size = strlen(from.addr);
1743 to.addr = (XtPointer)&gui.menu_font;
1744 to.size = sizeof(GuiFont);
1745
1746 if (XtConvertAndStore(vimShell, XtRString, &from, XtRFontStruct, &to) == False)
1747 {
1748 /* Failed. What to do? */
1749 }
1750 #endif
1751 }
1752 #endif
1753
1754 /*ARGSUSED*/
1755 void
1756 gui_mch_exit(rc)
1757 int rc;
1758 {
1759 #if 0
1760 /* Lesstif gives an error message here, and so does Solaris. The man page
1761 * says that this isn't needed when exiting, so just skip it. */
1762 XtCloseDisplay(gui.dpy);
1763 #endif
1764 }
1765
1766 /*
1767 * Get the position of the top left corner of the window.
1768 */
1769 int
1770 gui_mch_get_winpos(x, y)
1771 int *x, *y;
1772 {
1773 Dimension xpos, ypos;
1774
1775 XtVaGetValues(vimShell,
1776 XtNx, &xpos,
1777 XtNy, &ypos,
1778 NULL);
1779 *x = xpos;
1780 *y = ypos;
1781 return OK;
1782 }
1783
1784 /*
1785 * Set the position of the top left corner of the window to the given
1786 * coordinates.
1787 */
1788 void
1789 gui_mch_set_winpos(x, y)
1790 int x, y;
1791 {
1792 XtVaSetValues(vimShell,
1793 XtNx, x,
1794 XtNy, y,
1795 NULL);
1796 }
1797
1798 /*ARGSUSED*/
1799 void
1800 gui_mch_set_shellsize(width, height, min_width, min_height,
1801 base_width, base_height, direction)
1802 int width;
1803 int height;
1804 int min_width;
1805 int min_height;
1806 int base_width;
1807 int base_height;
1808 int direction;
1809 {
1810 #ifdef FEAT_XIM
1811 height += xim_get_status_area_height(),
1812 #endif
1813 XtVaSetValues(vimShell,
1814 XtNwidthInc, gui.char_width,
1815 XtNheightInc, gui.char_height,
1816 #if defined(XtSpecificationRelease) && XtSpecificationRelease >= 4
1817 XtNbaseWidth, base_width,
1818 XtNbaseHeight, base_height,
1819 #endif
1820 XtNminWidth, min_width,
1821 XtNminHeight, min_height,
1822 XtNwidth, width,
1823 XtNheight, height,
1824 NULL);
1825 }
1826
1827 /*
1828 * Allow 10 pixels for horizontal borders, 'guiheadroom' for vertical borders.
1829 * Is there no way in X to find out how wide the borders really are?
1830 */
1831 void
1832 gui_mch_get_screen_dimensions(screen_w, screen_h)
1833 int *screen_w;
1834 int *screen_h;
1835 {
1836 *screen_w = DisplayWidth(gui.dpy, DefaultScreen(gui.dpy)) - 10;
1837 *screen_h = DisplayHeight(gui.dpy, DefaultScreen(gui.dpy)) - p_ghr;
1838 }
1839
1840 /*
1841 * Initialise vim to use the font "font_name". If it's NULL, pick a default
1842 * font.
1843 * If "fontset" is TRUE, load the "font_name" as a fontset.
1844 * Return FAIL if the font could not be loaded, OK otherwise.
1845 */
1846 /*ARGSUSED*/
1847 int
1848 gui_mch_init_font(font_name, do_fontset)
1849 char_u *font_name;
1850 int do_fontset;
1851 {
1852 XFontStruct *font = NULL;
1853
1854 #ifdef FEAT_XFONTSET
1855 XFontSet fontset = NULL;
1856 #endif
1857
1858 #ifdef FEAT_GUI_MOTIF
1859 /* A font name equal "*" is indicating, that we should activate the font
1860 * selection dialogue to get a new font name. So let us do it here. */
1861 if (font_name != NULL && STRCMP(font_name, "*") == 0)
1862 font_name = gui_xm_select_font(hl_get_font_name());
1863 #endif
1864
1865 #ifdef FEAT_XFONTSET
1866 if (do_fontset)
1867 {
1868 /* If 'guifontset' is set, VIM treats all font specifications as if
1869 * they were fontsets, and 'guifontset' becomes the default. */
1870 if (font_name != NULL)
1871 {
1872 fontset = (XFontSet)gui_mch_get_fontset(font_name, FALSE, TRUE);
1873 if (fontset == NULL)
1874 return FAIL;
1875 }
1876 }
1877 else
1878 #endif
1879 {
1880 if (font_name == NULL)
1881 {
1882 /*
1883 * If none of the fonts in 'font' could be loaded, try the one set
1884 * in the X resource, and finally just try using DFLT_FONT, which
1885 * will hopefully always be there.
1886 */
1887 font_name = gui.rsrc_font_name;
1888 font = (XFontStruct *)gui_mch_get_font(font_name, FALSE);
1889 if (font == NULL)
1890 font_name = (char_u *)DFLT_FONT;
1891 }
1892 if (font == NULL)
1893 font = (XFontStruct *)gui_mch_get_font(font_name, FALSE);
1894 if (font == NULL)
1895 return FAIL;
1896 }
1897
1898 gui_mch_free_font(gui.norm_font);
1899 #ifdef FEAT_XFONTSET
1900 gui_mch_free_fontset(gui.fontset);
1901
1902 if (fontset != NULL)
1903 {
1904 gui.norm_font = NOFONT;
1905 gui.fontset = (GuiFontset)fontset;
1906 gui.char_width = fontset_width(fontset);
1907 gui.char_height = fontset_height(fontset) + p_linespace;
1908 gui.char_ascent = fontset_ascent(fontset) + p_linespace / 2;
1909 }
1910 else
1911 #endif
1912 {
1913 gui.norm_font = (GuiFont)font;
1914 #ifdef FEAT_XFONTSET
1915 gui.fontset = NOFONTSET;
1916 #endif
1917 gui.char_width = font->max_bounds.width;
1918 gui.char_height = font->ascent + font->descent + p_linespace;
1919 gui.char_ascent = font->ascent + p_linespace / 2;
1920 }
1921
1922 hl_set_font_name(font_name);
1923
1924 /*
1925 * Try to load other fonts for bold, italic, and bold-italic.
1926 * We should also try to work out what font to use for these when they are
1927 * not specified by X resources, but we don't yet.
1928 */
1929 if (font_name == gui.rsrc_font_name)
1930 {
1931 if (gui.bold_font == NOFONT
1932 && gui.rsrc_bold_font_name != NULL
1933 && *gui.rsrc_bold_font_name != NUL)
1934 gui.bold_font = gui_mch_get_font(gui.rsrc_bold_font_name, FALSE);
1935 if (gui.ital_font == NOFONT
1936 && gui.rsrc_ital_font_name != NULL
1937 && *gui.rsrc_ital_font_name != NUL)
1938 gui.ital_font = gui_mch_get_font(gui.rsrc_ital_font_name, FALSE);
1939 if (gui.boldital_font == NOFONT
1940 && gui.rsrc_boldital_font_name != NULL
1941 && *gui.rsrc_boldital_font_name != NUL)
1942 gui.boldital_font = gui_mch_get_font(gui.rsrc_boldital_font_name,
1943 FALSE);
1944 }
1945 else
1946 {
1947 /* When not using the font specified by the resources, also don't use
1948 * the bold/italic fonts, otherwise setting 'guifont' will look very
1949 * strange. */
1950 if (gui.bold_font != NOFONT)
1951 {
1952 XFreeFont(gui.dpy, (XFontStruct *)gui.bold_font);
1953 gui.bold_font = NOFONT;
1954 }
1955 if (gui.ital_font != NOFONT)
1956 {
1957 XFreeFont(gui.dpy, (XFontStruct *)gui.ital_font);
1958 gui.ital_font = NOFONT;
1959 }
1960 if (gui.boldital_font != NOFONT)
1961 {
1962 XFreeFont(gui.dpy, (XFontStruct *)gui.boldital_font);
1963 gui.boldital_font = NOFONT;
1964 }
1965 }
1966
1967 #ifdef FEAT_GUI_MOTIF
1968 gui_motif_synch_fonts();
1969 #endif
1970
1971 return OK;
1972 }
1973
1974 /*
1975 * Get a font structure for highlighting.
1976 */
1977 GuiFont
1978 gui_mch_get_font(name, giveErrorIfMissing)
1979 char_u *name;
1980 int giveErrorIfMissing;
1981 {
1982 XFontStruct *font;
1983
1984 if (!gui.in_use || name == NULL) /* can't do this when GUI not running */
1985 return NOFONT;
1986
1987 font = XLoadQueryFont(gui.dpy, (char *)name);
1988
1989 if (font == NULL)
1990 {
1991 if (giveErrorIfMissing)
1992 EMSG2(_(e_font), name);
1993 return NOFONT;
1994 }
1995
1996 #ifdef DEBUG
1997 printf("Font Information for '%s':\n", name);
1998 printf(" w = %d, h = %d, ascent = %d, descent = %d\n",
1999 font->max_bounds.width, font->ascent + font->descent,
2000 font->ascent, font->descent);
2001 printf(" max ascent = %d, max descent = %d, max h = %d\n",
2002 font->max_bounds.ascent, font->max_bounds.descent,
2003 font->max_bounds.ascent + font->max_bounds.descent);
2004 printf(" min lbearing = %d, min rbearing = %d\n",
2005 font->min_bounds.lbearing, font->min_bounds.rbearing);
2006 printf(" max lbearing = %d, max rbearing = %d\n",
2007 font->max_bounds.lbearing, font->max_bounds.rbearing);
2008 printf(" leftink = %d, rightink = %d\n",
2009 (font->min_bounds.lbearing < 0),
2010 (font->max_bounds.rbearing > font->max_bounds.width));
2011 printf("\n");
2012 #endif
2013
2014 if (font->max_bounds.width != font->min_bounds.width)
2015 {
2016 EMSG2(_(e_fontwidth), name);
2017 XFreeFont(gui.dpy, font);
2018 return NOFONT;
2019 }
2020 return (GuiFont)font;
2021 }
2022
2023 #if defined(FEAT_EVAL) || defined(PROTO)
2024 /*
2025 * Return the name of font "font" in allocated memory.
2026 * Don't know how to get the actual name, thus use the provided name.
2027 */
2028 /*ARGSUSED*/
2029 char_u *
2030 gui_mch_get_fontname(font, name)
2031 GuiFont font;
2032 char_u *name;
2033 {
2034 if (name == NULL)
2035 return NULL;
2036 return vim_strsave(name);
2037 }
2038 #endif
2039
2040 /*
2041 * Adjust gui.char_height (after 'linespace' was changed).
2042 */
2043 int
2044 gui_mch_adjust_charheight()
2045 {
2046 #ifdef FEAT_XFONTSET
2047 if (gui.fontset != NOFONTSET)
2048 {
2049 gui.char_height = fontset_height((XFontSet)gui.fontset) + p_linespace;
2050 gui.char_ascent = fontset_ascent((XFontSet)gui.fontset)
2051 + p_linespace / 2;
2052 }
2053 else
2054 #endif
2055 {
2056 XFontStruct *font = (XFontStruct *)gui.norm_font;
2057
2058 gui.char_height = font->ascent + font->descent + p_linespace;
2059 gui.char_ascent = font->ascent + p_linespace / 2;
2060 }
2061 return OK;
2062 }
2063
2064 /*
2065 * Set the current text font.
2066 */
2067 void
2068 gui_mch_set_font(font)
2069 GuiFont font;
2070 {
2071 static Font prev_font = (Font)-1;
2072 Font fid = ((XFontStruct *)font)->fid;
2073
2074 if (fid != prev_font)
2075 {
2076 XSetFont(gui.dpy, gui.text_gc, fid);
2077 XSetFont(gui.dpy, gui.back_gc, fid);
2078 prev_font = fid;
2079 gui.char_ascent = ((XFontStruct *)font)->ascent + p_linespace / 2;
2080 }
2081 #ifdef FEAT_XFONTSET
2082 current_fontset = (XFontSet)NULL;
2083 #endif
2084 }
2085
2086 #if defined(FEAT_XFONTSET) || defined(PROTO)
2087 /*
2088 * Set the current text fontset.
2089 * Adjust the ascent, in case it's different.
2090 */
2091 void
2092 gui_mch_set_fontset(fontset)
2093 GuiFontset fontset;
2094 {
2095 current_fontset = (XFontSet)fontset;
2096 gui.char_ascent = fontset_ascent(current_fontset) + p_linespace / 2;
2097 }
2098 #endif
2099
2100 /*
2101 * If a font is not going to be used, free its structure.
2102 */
2103 void
2104 gui_mch_free_font(font)
2105 GuiFont font;
2106 {
2107 if (font != NOFONT)
2108 XFreeFont(gui.dpy, (XFontStruct *)font);
2109 }
2110
2111 #if defined(FEAT_XFONTSET) || defined(PROTO)
2112 /*
2113 * If a fontset is not going to be used, free its structure.
2114 */
2115 void
2116 gui_mch_free_fontset(fontset)
2117 GuiFontset fontset;
2118 {
2119 if (fontset != NOFONTSET)
2120 XFreeFontSet(gui.dpy, (XFontSet)fontset);
2121 }
2122
2123 /*
2124 * Load the fontset "name".
2125 * Return a reference to the fontset, or NOFONTSET when failing.
2126 */
2127 GuiFontset
2128 gui_mch_get_fontset(name, giveErrorIfMissing, fixed_width)
2129 char_u *name;
2130 int giveErrorIfMissing;
2131 int fixed_width;
2132 {
2133 XFontSet fontset;
2134 char **missing, *def_str;
2135 int num_missing;
2136
2137 if (!gui.in_use || name == NULL)
2138 return NOFONTSET;
2139
2140 fontset = XCreateFontSet(gui.dpy, (char *)name, &missing, &num_missing,
2141 &def_str);
2142 if (num_missing > 0)
2143 {
2144 int i;
2145
2146 if (giveErrorIfMissing)
2147 {
2148 EMSG2(_("E250: Fonts for the following charsets are missing in fontset %s:"), name);
2149 for (i = 0; i < num_missing; i++)
2150 EMSG2("%s", missing[i]);
2151 }
2152 XFreeStringList(missing);
2153 }
2154
2155 if (fontset == NULL)
2156 {
2157 if (giveErrorIfMissing)
2158 EMSG2(_(e_fontset), name);
2159 return NOFONTSET;
2160 }
2161
2162 if (fixed_width && check_fontset_sanity(fontset) == FAIL)
2163 {
2164 XFreeFontSet(gui.dpy, fontset);
2165 return NOFONTSET;
2166 }
2167 return (GuiFontset)fontset;
2168 }
2169
2170 /*
2171 * Check if fontset "fs" is fixed width.
2172 */
2173 static int
2174 check_fontset_sanity(fs)
2175 XFontSet fs;
2176 {
2177 XFontStruct **xfs;
2178 char **font_name;
2179 int fn;
2180 char *base_name;
2181 int i;
2182 int min_width;
2183 int min_font_idx = 0;
2184
2185 base_name = XBaseFontNameListOfFontSet(fs);
2186 fn = XFontsOfFontSet(fs, &xfs, &font_name);
2187 for (i = 0; i < fn; i++)
2188 {
2189 if (xfs[i]->max_bounds.width != xfs[i]->min_bounds.width)
2190 {
2191 EMSG2(_("E252: Fontset name: %s"), base_name);
2192 EMSG2(_("Font '%s' is not fixed-width"), font_name[i]);
2193 return FAIL;
2194 }
2195 }
2196 /* scan base font width */
2197 min_width = 32767;
2198 for (i = 0; i < fn; i++)
2199 {
2200 if (xfs[i]->max_bounds.width<min_width)
2201 {
2202 min_width = xfs[i]->max_bounds.width;
2203 min_font_idx = i;
2204 }
2205 }
2206 for (i = 0; i < fn; i++)
2207 {
2208 if ( xfs[i]->max_bounds.width != 2 * min_width
2209 && xfs[i]->max_bounds.width != min_width)
2210 {
2211 EMSG2(_("E253: Fontset name: %s\n"), base_name);
2212 EMSG2(_("Font0: %s\n"), font_name[min_font_idx]);
2213 EMSG2(_("Font1: %s\n"), font_name[i]);
2214 EMSGN(_("Font%ld width is not twice that of font0\n"), i);
2215 EMSGN(_("Font0 width: %ld\n"), xfs[min_font_idx]->max_bounds.width);
2216 EMSGN(_("Font1 width: %ld\n\n"), xfs[i]->max_bounds.width);
2217 return FAIL;
2218 }
2219 }
2220 /* it seems ok. Good Luck!! */
2221 return OK;
2222 }
2223
2224 static int
2225 fontset_width(fs)
2226 XFontSet fs;
2227 {
2228 return XmbTextEscapement(fs, "Vim", 3) / 3;
2229 }
2230
2231 int
2232 fontset_height(fs)
2233 XFontSet fs;
2234 {
2235 XFontSetExtents *extents;
2236
2237 extents = XExtentsOfFontSet(fs);
2238 return extents->max_logical_extent.height;
2239 }
2240
2241 #if (defined(FONTSET_ALWAYS) && defined(FEAT_GUI_ATHENA) \
2242 && defined(FEAT_MENU)) || defined(PROTO)
2243 /*
2244 * Returns the bounding box height around the actual glyph image of all
2245 * characters in all fonts of the fontset.
2246 */
2247 int
2248 fontset_height2(fs)
2249 XFontSet fs;
2250 {
2251 XFontSetExtents *extents;
2252
2253 extents = XExtentsOfFontSet(fs);
2254 return extents->max_ink_extent.height;
2255 }
2256 #endif
2257
2258 /* NOT USED YET
2259 static int
2260 fontset_descent(fs)
2261 XFontSet fs;
2262 {
2263 XFontSetExtents *extents;
2264
2265 extents = XExtentsOfFontSet (fs);
2266 return extents->max_logical_extent.height + extents->max_logical_extent.y;
2267 }
2268 */
2269
2270 static int
2271 fontset_ascent(fs)
2272 XFontSet fs;
2273 {
2274 XFontSetExtents *extents;
2275
2276 extents = XExtentsOfFontSet(fs);
2277 return -extents->max_logical_extent.y;
2278 }
2279
2280 #endif /* FEAT_XFONTSET */
2281
2282 /*
2283 * Return the Pixel value (color) for the given color name.
2284 * Return INVALCOLOR for error.
2285 */
2286 guicolor_T
2287 gui_mch_get_color(reqname)
2288 char_u *reqname;
2289 {
2290 int i;
2291 char_u *name = reqname;
2292 Colormap colormap;
2293 XColor color;
2294 static char *(vimnames[][2]) =
2295 {
2296 /* A number of colors that some X11 systems don't have */
2297 {"LightRed", "#FFBBBB"},
2298 {"LightGreen", "#88FF88"},
2299 {"LightMagenta","#FFBBFF"},
2300 {"DarkCyan", "#008888"},
2301 {"DarkBlue", "#0000BB"},
2302 {"DarkRed", "#BB0000"},
2303 {"DarkMagenta", "#BB00BB"},
2304 {"DarkGrey", "#BBBBBB"},
2305 {"DarkYellow", "#BBBB00"},
2306 {"Gray10", "#1A1A1A"},
2307 {"Grey10", "#1A1A1A"},
2308 {"Gray20", "#333333"},
2309 {"Grey20", "#333333"},
2310 {"Gray30", "#4D4D4D"},
2311 {"Grey30", "#4D4D4D"},
2312 {"Gray40", "#666666"},
2313 {"Grey40", "#666666"},
2314 {"Gray50", "#7F7F7F"},
2315 {"Grey50", "#7F7F7F"},
2316 {"Gray60", "#999999"},
2317 {"Grey60", "#999999"},
2318 {"Gray70", "#B3B3B3"},
2319 {"Grey70", "#B3B3B3"},
2320 {"Gray80", "#CCCCCC"},
2321 {"Grey80", "#CCCCCC"},
2322 {"Gray90", "#E5E5E5"},
2323 {"Grey90", "#E5E5E5"},
2324 {NULL, NULL}
2325 };
2326
2327 /* can't do this when GUI not running */
2328 if (!gui.in_use || *reqname == NUL)
2329 return INVALCOLOR;
2330
2331 colormap = DefaultColormap(gui.dpy, XDefaultScreen(gui.dpy));
2332
2333 /* Do this twice if the name isn't recognized. */
2334 while (name != NULL)
2335 {
2336 i = XParseColor(gui.dpy, colormap, (char *)name, &color);
2337
2338 #if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
2339 if (i == 0)
2340 {
2341 char *old;
2342
2343 /* The X11 system is trying to resolve named colors only by names
2344 * corresponding to the current locale language. But Vim scripts
2345 * usually contain the English color names. Therefore we have to
2346 * try a second time here with the native "C" locale set.
2347 * Hopefully, restoring the old locale this way works on all
2348 * systems...
2349 */
2350 old = setlocale(LC_ALL, NULL);
2351 if (old != NULL && STRCMP(old, "C") != 0)
2352 {
2353 old = (char *)vim_strsave((char_u *)old);
2354 setlocale(LC_ALL, "C");
2355 i = XParseColor(gui.dpy, colormap, (char *)name, &color);
2356 setlocale(LC_ALL, old);
2357 vim_free(old);
2358 }
2359 }
2360 #endif
2361 if (i != 0 && (XAllocColor(gui.dpy, colormap, &color) != 0
2362 || find_closest_color(colormap, &color) == OK))
2363 return (guicolor_T)color.pixel;
2364
2365 /* check for a few builtin names */
2366 for (i = 0; ; ++i)
2367 {
2368 if (vimnames[i][0] == NULL)
2369 {
2370 name = NULL;
2371 break;
2372 }
2373 if (STRICMP(name, vimnames[i][0]) == 0)
2374 {
2375 name = (char_u *)vimnames[i][1];
2376 break;
2377 }
2378 }
2379 }
2380
2381 return INVALCOLOR;
2382 }
2383
2384 /*
2385 * Find closest color for "colorPtr" in "colormap". set "colorPtr" to the
2386 * resulting color.
2387 * Based on a similar function in TCL.
2388 * Return FAIL if not able to find or allocate a color.
2389 */
2390 static int
2391 find_closest_color(colormap, colorPtr)
2392 Colormap colormap;
2393 XColor *colorPtr;
2394 {
2395 double tmp, distance, closestDistance;
2396 int i, closest, numFound, cmap_size;
2397 XColor *colortable;
2398 XVisualInfo template, *visInfoPtr;
2399
2400 template.visualid = XVisualIDFromVisual(DefaultVisual(gui.dpy,
2401 XDefaultScreen(gui.dpy)));
2402 visInfoPtr = XGetVisualInfo(gui.dpy, (long)VisualIDMask,
2403 &template, &numFound);
2404 if (numFound < 1)
2405 /* FindClosestColor couldn't lookup visual */
2406 return FAIL;
2407
2408 cmap_size = visInfoPtr->colormap_size;
2409 XFree((char *)visInfoPtr);
2410 colortable = (XColor *)alloc((unsigned)(cmap_size * sizeof(XColor)));
2411 if (!colortable)
2412 return FAIL; /* out of memory */
2413
2414 for (i = 0; i < cmap_size; i++)
2415 colortable[i].pixel = (unsigned long)i;
2416 XQueryColors (gui.dpy, colormap, colortable, cmap_size);
2417
2418 /*
2419 * Find the color that best approximates the desired one, then
2420 * try to allocate that color. If that fails, it must mean that
2421 * the color was read-write (so we can't use it, since it's owner
2422 * might change it) or else it was already freed. Try again,
2423 * over and over again, until something succeeds.
2424 */
2425 closestDistance = 1e30;
2426 closest = 0;
2427 for (i = 0; i < cmap_size; i++)
2428 {
2429 /*
2430 * Use Euclidean distance in RGB space, weighted by Y (of YIQ)
2431 * as the objective function; this accounts for differences
2432 * in the color sensitivity of the eye.
2433 */
2434 tmp = .30 * (((int)colorPtr->red) - (int)colortable[i].red);
2435 distance = tmp * tmp;
2436 tmp = .61 * (((int)colorPtr->green) - (int)colortable[i].green);
2437 distance += tmp * tmp;
2438 tmp = .11 * (((int)colorPtr->blue) - (int)colortable[i].blue);
2439 distance += tmp * tmp;
2440 if (distance < closestDistance)
2441 {
2442 closest = i;
2443 closestDistance = distance;
2444 }
2445 }
2446
2447 if (XAllocColor(gui.dpy, colormap, &colortable[closest]) != 0)
2448 {
2449 gui.color_approx = TRUE;
2450 *colorPtr = colortable[closest];
2451 }
2452
2453 free(colortable);
2454 return OK;
2455 }
2456
2457 /*
2458 * Set the current text foreground color.
2459 */
2460 void
2461 gui_mch_set_fg_color(color)
2462 guicolor_T color;
2463 {
2464 if (color != prev_fg_color)
2465 {
2466 XSetForeground(gui.dpy, gui.text_gc, (Pixel)color);
2467 prev_fg_color = color;
2468 }
2469 }
2470
2471 /*
2472 * Set the current text background color.
2473 */
2474 void
2475 gui_mch_set_bg_color(color)
2476 guicolor_T color;
2477 {
2478 if (color != prev_bg_color)
2479 {
2480 XSetBackground(gui.dpy, gui.text_gc, (Pixel)color);
2481 prev_bg_color = color;
2482 }
2483 }
2484
2485 /*
2486 * Set the current text special color.
2487 */
2488 void
2489 gui_mch_set_sp_color(color)
2490 guicolor_T color;
2491 {
2492 prev_sp_color = color;
2493 }
2494
2495 /*
2496 * create a mouse pointer that is blank
2497 */
2498 static Cursor
2499 gui_x11_create_blank_mouse()
2500 {
2501 Pixmap blank_pixmap = XCreatePixmap(gui.dpy, gui.wid, 1, 1, 1);
2502 GC gc = XCreateGC(gui.dpy, blank_pixmap, (unsigned long)0, (XGCValues*)0);
2503 XDrawPoint(gui.dpy, blank_pixmap, gc, 0, 0);
2504 XFreeGC(gui.dpy, gc);
2505 return XCreatePixmapCursor(gui.dpy, blank_pixmap, blank_pixmap,
2506 (XColor*)&gui.norm_pixel, (XColor*)&gui.norm_pixel, 0, 0);
2507 }
2508
2509 /*
2510 * Draw a curled line at the bottom of the character cell.
2511 */
2512 static void
2513 draw_curl(row, col, cells)
2514 int row;
2515 int col;
2516 int cells;
2517 {
2518 int i;
2519 int offset;
2520 const static int val[8] = {1, 0, 0, 0, 1, 2, 2, 2 };
2521
2522 XSetForeground(gui.dpy, gui.text_gc, prev_sp_color);
2523 for (i = FILL_X(col); i < FILL_X(col + cells); ++i)
2524 {
2525 offset = val[i % 8];
2526 XDrawPoint(gui.dpy, gui.wid, gui.text_gc, i,
2527 FILL_Y(row + 1) - 1 - offset);
2528 }
2529 XSetForeground(gui.dpy, gui.text_gc, prev_fg_color);
2530 }
2531
2532 void
2533 gui_mch_draw_string(row, col, s, len, flags)
2534 int row;
2535 int col;
2536 char_u *s;
2537 int len;
2538 int flags;
2539 {
2540 int cells = len;
2541 #ifdef FEAT_MBYTE
2542 static void *buf = NULL;
2543 static int buflen = 0;
2544 char_u *p;
2545 int wlen = 0;
2546 int c;
2547
2548 if (enc_utf8)
2549 {
2550 /* Convert UTF-8 byte sequence to 16 bit characters for the X
2551 * functions. Need a buffer for the 16 bit characters. Keep it
2552 * between calls, because allocating it each time is slow. */
2553 if (buflen < len)
2554 {
2555 XtFree((char *)buf);
2556 buf = (void *)XtMalloc(len * (sizeof(XChar2b) < sizeof(wchar_t)
2557 ? sizeof(wchar_t) : sizeof(XChar2b)));
2558 buflen = len;
2559 }
2560 p = s;
2561 cells = 0;
2562 while (p < s + len)
2563 {
2564 c = utf_ptr2char(p);
2565 # ifdef FEAT_XFONTSET
2566 if (current_fontset != NULL)
2567 {
2568 if (c >= 0x10000 && sizeof(wchar_t) <= 2)
2569 c = 0xbf; /* show chars > 0xffff as ? */
2570 ((wchar_t *)buf)[wlen] = c;
2571 }
2572 else
2573 # endif
2574 {
2575 if (c >= 0x10000)
2576 c = 0xbf; /* show chars > 0xffff as ? */
2577 ((XChar2b *)buf)[wlen].byte1 = (unsigned)c >> 8;
2578 ((XChar2b *)buf)[wlen].byte2 = c;
2579 }
2580 ++wlen;
2581 cells += utf_char2cells(c);
2582 p += utf_ptr2len(p);
2583 }
2584 }
2585 else if (has_mbyte)
2586 {
2587 cells = 0;
2588 for (p = s; p < s + len; )
2589 {
2590 cells += ptr2cells(p);
2591 p += (*mb_ptr2len)(p);
2592 }
2593 }
2594
2595 #endif
2596
2597 #ifdef FEAT_XFONTSET
2598 if (current_fontset != NULL)
2599 {
2600 /* Setup a clip rectangle to avoid spilling over in the next or
2601 * previous line. This is apparently needed for some fonts which are
2602 * used in a fontset. */
2603 XRectangle clip;
2604
2605 clip.x = 0;
2606 clip.y = 0;
2607 clip.height = gui.char_height;
2608 clip.width = gui.char_width * cells + 1;
2609 XSetClipRectangles(gui.dpy, gui.text_gc, FILL_X(col), FILL_Y(row),
2610 &clip, 1, Unsorted);
2611 }
2612 #endif
2613
2614 if (flags & DRAW_TRANSP)
2615 {
2616 #ifdef FEAT_MBYTE
2617 if (enc_utf8)
2618 XDrawString16(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col),
2619 TEXT_Y(row), buf, wlen);
2620 else
2621 #endif
2622 XDrawString(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col),
2623 TEXT_Y(row), (char *)s, len);
2624 }
2625 else if (p_linespace != 0
2626 #ifdef FEAT_XFONTSET
2627 || current_fontset != NULL
2628 #endif
2629 )
2630 {
2631 XSetForeground(gui.dpy, gui.text_gc, prev_bg_color);
2632 XFillRectangle(gui.dpy, gui.wid, gui.text_gc, FILL_X(col),
2633 FILL_Y(row), gui.char_width * cells, gui.char_height);
2634 XSetForeground(gui.dpy, gui.text_gc, prev_fg_color);
2635
2636 #ifdef FEAT_MBYTE
2637 if (enc_utf8)
2638 XDrawString16(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col),
2639 TEXT_Y(row), buf, wlen);
2640 else
2641 #endif
2642 XDrawString(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col),
2643 TEXT_Y(row), (char *)s, len);
2644 }
2645 else
2646 {
2647 /* XmbDrawImageString has bug, don't use it for fontset. */
2648 #ifdef FEAT_MBYTE
2649 if (enc_utf8)
2650 XDrawImageString16(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col),
2651 TEXT_Y(row), buf, wlen);
2652 else
2653 #endif
2654 XDrawImageString(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col),
2655 TEXT_Y(row), (char *)s, len);
2656 }
2657
2658 /* Bold trick: draw the text again with a one-pixel offset. */
2659 if (flags & DRAW_BOLD)
2660 {
2661 #ifdef FEAT_MBYTE
2662 if (enc_utf8)
2663 XDrawString16(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col) + 1,
2664 TEXT_Y(row), buf, wlen);
2665 else
2666 #endif
2667 XDrawString(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col) + 1,
2668 TEXT_Y(row), (char *)s, len);
2669 }
2670
2671 /* Undercurl: draw curl at the bottom of the character cell. */
2672 if (flags & DRAW_UNDERC)
2673 draw_curl(row, col, cells);
2674
2675 /* Underline: draw a line at the bottom of the character cell. */
2676 if (flags & DRAW_UNDERL)
2677 {
2678 int y = FILL_Y(row + 1) - 1;
2679
2680 /* When p_linespace is 0, overwrite the bottom row of pixels.
2681 * Otherwise put the line just below the character. */
2682 if (p_linespace > 1)
2683 y -= p_linespace - 1;
2684 XDrawLine(gui.dpy, gui.wid, gui.text_gc, FILL_X(col),
2685 y, FILL_X(col + cells) - 1, y);
2686 }
2687
2688 #ifdef FEAT_XFONTSET
2689 if (current_fontset != NULL)
2690 XSetClipMask(gui.dpy, gui.text_gc, None);
2691 #endif
2692 }
2693
2694 /*
2695 * Return OK if the key with the termcap name "name" is supported.
2696 */
2697 int
2698 gui_mch_haskey(name)
2699 char_u *name;
2700 {
2701 int i;
2702
2703 for (i = 0; special_keys[i].key_sym != (KeySym)0; i++)
2704 if (name[0] == special_keys[i].vim_code0 &&
2705 name[1] == special_keys[i].vim_code1)
2706 return OK;
2707 return FAIL;
2708 }
2709
2710 /*
2711 * Return the text window-id and display. Only required for X-based GUI's
2712 */
2713 int
2714 gui_get_x11_windis(win, dis)
2715 Window *win;
2716 Display **dis;
2717 {
2718 *win = XtWindow(vimShell);
2719 *dis = gui.dpy;
2720 return OK;
2721 }
2722
2723 void
2724 gui_mch_beep()
2725 {
2726 XBell(gui.dpy, 0);
2727 }
2728
2729 void
2730 gui_mch_flash(msec)
2731 int msec;
2732 {
2733 /* Do a visual beep by reversing the foreground and background colors */
2734 XFillRectangle(gui.dpy, gui.wid, gui.invert_gc, 0, 0,
2735 FILL_X((int)Columns) + gui.border_offset,
2736 FILL_Y((int)Rows) + gui.border_offset);
2737 XSync(gui.dpy, False);
2738 ui_delay((long)msec, TRUE); /* wait for a few msec */
2739 XFillRectangle(gui.dpy, gui.wid, gui.invert_gc, 0, 0,
2740 FILL_X((int)Columns) + gui.border_offset,
2741 FILL_Y((int)Rows) + gui.border_offset);
2742 }
2743
2744 /*
2745 * Invert a rectangle from row r, column c, for nr rows and nc columns.
2746 */
2747 void
2748 gui_mch_invert_rectangle(r, c, nr, nc)
2749 int r;
2750 int c;
2751 int nr;
2752 int nc;
2753 {
2754 XFillRectangle(gui.dpy, gui.wid, gui.invert_gc,
2755 FILL_X(c), FILL_Y(r), (nc) * gui.char_width, (nr) * gui.char_height);
2756 }
2757
2758 /*
2759 * Iconify the GUI window.
2760 */
2761 void
2762 gui_mch_iconify()
2763 {
2764 XIconifyWindow(gui.dpy, XtWindow(vimShell), DefaultScreen(gui.dpy));
2765 }
2766
2767 #if defined(FEAT_EVAL) || defined(PROTO)
2768 /*
2769 * Bring the Vim window to the foreground.
2770 */
2771 void
2772 gui_mch_set_foreground()
2773 {
2774 XMapRaised(gui.dpy, XtWindow(vimShell));
2775 }
2776 #endif
2777
2778 /*
2779 * Draw a cursor without focus.
2780 */
2781 void
2782 gui_mch_draw_hollow_cursor(color)
2783 guicolor_T color;
2784 {
2785 int w = 1;
2786
2787 #ifdef FEAT_MBYTE
2788 if (mb_lefthalve(gui.row, gui.col))
2789 w = 2;
2790 #endif
2791 gui_mch_set_fg_color(color);
2792 XDrawRectangle(gui.dpy, gui.wid, gui.text_gc, FILL_X(gui.col),
2793 FILL_Y(gui.row), w * gui.char_width - 1, gui.char_height - 1);
2794 }
2795
2796 /*
2797 * Draw part of a cursor, "w" pixels wide, and "h" pixels high, using
2798 * color "color".
2799 */
2800 void
2801 gui_mch_draw_part_cursor(w, h, color)
2802 int w;
2803 int h;
2804 guicolor_T color;
2805 {
2806 gui_mch_set_fg_color(color);
2807
2808 XFillRectangle(gui.dpy, gui.wid, gui.text_gc,
2809 #ifdef FEAT_RIGHTLEFT
2810 /* vertical line should be on the right of current point */
2811 CURSOR_BAR_RIGHT ? FILL_X(gui.col + 1) - w :
2812 #endif
2813 FILL_X(gui.col),
2814 FILL_Y(gui.row) + gui.char_height - h,
2815 w, h);
2816 }
2817
2818 /*
2819 * Catch up with any queued X events. This may put keyboard input into the
2820 * input buffer, call resize call-backs, trigger timers etc. If there is
2821 * nothing in the X event queue (& no timers pending), then we return
2822 * immediately.
2823 */
2824 void
2825 gui_mch_update()
2826 {
2827 XtInputMask mask, desired;
2828
2829 #ifdef ALT_X_INPUT
2830 if (suppress_alternate_input)
2831 desired = (XtIMXEvent | XtIMTimer);
2832 else
2833 #endif
2834 desired = (XtIMAll);
2835 while ((mask = XtAppPending(app_context)) && (mask & desired)
2836 && !vim_is_input_buf_full())
2837 XtAppProcessEvent(app_context, desired);
2838 }
2839
2840 /*
2841 * GUI input routine called by gui_wait_for_chars(). Waits for a character
2842 * from the keyboard.
2843 * wtime == -1 Wait forever.
2844 * wtime == 0 This should never happen.
2845 * wtime > 0 Wait wtime milliseconds for a character.
2846 * Returns OK if a character was found to be available within the given time,
2847 * or FAIL otherwise.
2848 */
2849 int
2850 gui_mch_wait_for_chars(wtime)
2851 long wtime;
2852 {
2853 int focus;
2854
2855 /*
2856 * Make this static, in case gui_x11_timer_cb is called after leaving
2857 * this function (otherwise a random value on the stack may be changed).
2858 */
2859 static int timed_out;
2860 XtIntervalId timer = (XtIntervalId)0;
2861 XtInputMask desired;
2862 #ifdef FEAT_SNIFF
2863 static int sniff_on = 0;
2864 static XtInputId sniff_input_id = 0;
2865 #endif
2866
2867 timed_out = FALSE;
2868
2869 #ifdef FEAT_SNIFF
2870 if (sniff_on && !want_sniff_request)
2871 {
2872 if (sniff_input_id)
2873 XtRemoveInput(sniff_input_id);
2874 sniff_on = 0;
2875 }
2876 else if (!sniff_on && want_sniff_request)
2877 {
2878 sniff_input_id = XtAppAddInput(app_context, fd_from_sniff,
2879 (XtPointer)XtInputReadMask, gui_x11_sniff_request_cb, 0);
2880 sniff_on = 1;
2881 }
2882 #endif
2883
2884 if (wtime > 0)
2885 timer = XtAppAddTimeOut(app_context, (long_u)wtime, gui_x11_timer_cb,
2886 &timed_out);
2887
2888 focus = gui.in_focus;
2889 #ifdef ALT_X_INPUT
2890 if (suppress_alternate_input)
2891 desired = (XtIMXEvent | XtIMTimer);
2892 else
2893 #endif
2894 desired = (XtIMAll);
2895 while (!timed_out)
2896 {
2897 /* Stop or start blinking when focus changes */
2898 if (gui.in_focus != focus)
2899 {
2900 if (gui.in_focus)
2901 gui_mch_start_blink();
2902 else
2903 gui_mch_stop_blink();
2904 focus = gui.in_focus;
2905 }
2906
2907 /*
2908 * Don't use gui_mch_update() because then we will spin-lock until a
2909 * char arrives, instead we use XtAppProcessEvent() to hang until an
2910 * event arrives. No need to check for input_buf_full because we are
2911 * returning as soon as it contains a single char. Note that
2912 * XtAppNextEvent() may not be used because it will not return after a
2913 * timer event has arrived -- webb
2914 */
2915 XtAppProcessEvent(app_context, desired);
2916
2917 if (input_available())
2918 {
2919 if (timer != (XtIntervalId)0 && !timed_out)
2920 XtRemoveTimeOut(timer);
2921 return OK;
2922 }
2923 }
2924 return FAIL;
2925 }
2926
2927 /*
2928 * Output routines.
2929 */
2930
2931 /* Flush any output to the screen */
2932 void
2933 gui_mch_flush()
2934 {
2935 XFlush(gui.dpy);
2936 }
2937
2938 /*
2939 * Clear a rectangular region of the screen from text pos (row1, col1) to
2940 * (row2, col2) inclusive.
2941 */
2942 void
2943 gui_mch_clear_block(row1, col1, row2, col2)
2944 int row1;
2945 int col1;
2946 int row2;
2947 int col2;
2948 {
2949 int x;
2950
2951 x = FILL_X(col1);
2952
2953 /* Clear one extra pixel at the far right, for when bold characters have
2954 * spilled over to the next column. */
2955 XFillRectangle(gui.dpy, gui.wid, gui.back_gc, x, FILL_Y(row1),
2956 (col2 - col1 + 1) * gui.char_width + (col2 == Columns - 1),
2957 (row2 - row1 + 1) * gui.char_height);
2958 }
2959
2960 void
2961 gui_mch_clear_all()
2962 {
2963 XClearArea(gui.dpy, gui.wid, 0, 0, 0, 0, False);
2964 }
2965
2966 /*
2967 * Delete the given number of lines from the given row, scrolling up any
2968 * text further down within the scroll region.
2969 */
2970 void
2971 gui_mch_delete_lines(row, num_lines)
2972 int row;
2973 int num_lines;
2974 {
2975 if (gui.visibility == VisibilityFullyObscured)
2976 return; /* Can't see the window */
2977
2978 /* copy one extra pixel at the far right, for when bold has spilled
2979 * over */
2980 XCopyArea(gui.dpy, gui.wid, gui.wid, gui.text_gc,
2981 FILL_X(gui.scroll_region_left), FILL_Y(row + num_lines),
2982 gui.char_width * (gui.scroll_region_right - gui.scroll_region_left + 1)
2983 + (gui.scroll_region_right == Columns - 1),
2984 gui.char_height * (gui.scroll_region_bot - row - num_lines + 1),
2985 FILL_X(gui.scroll_region_left), FILL_Y(row));
2986
2987 gui_clear_block(gui.scroll_region_bot - num_lines + 1,
2988 gui.scroll_region_left,
2989 gui.scroll_region_bot, gui.scroll_region_right);
2990 gui_x11_check_copy_area();
2991 }
2992
2993 /*
2994 * Insert the given number of lines before the given row, scrolling down any
2995 * following text within the scroll region.
2996 */
2997 void
2998 gui_mch_insert_lines(row, num_lines)
2999 int row;
3000 int num_lines;
3001 {
3002 if (gui.visibility == VisibilityFullyObscured)
3003 return; /* Can't see the window */
3004
3005 /* copy one extra pixel at the far right, for when bold has spilled
3006 * over */
3007 XCopyArea(gui.dpy, gui.wid, gui.wid, gui.text_gc,
3008 FILL_X(gui.scroll_region_left), FILL_Y(row),
3009 gui.char_width * (gui.scroll_region_right - gui.scroll_region_left + 1)
3010 + (gui.scroll_region_right == Columns - 1),
3011 gui.char_height * (gui.scroll_region_bot - row - num_lines + 1),
3012 FILL_X(gui.scroll_region_left), FILL_Y(row + num_lines));
3013
3014 gui_clear_block(row, gui.scroll_region_left,
3015 row + num_lines - 1, gui.scroll_region_right);
3016 gui_x11_check_copy_area();
3017 }
3018
3019 /*
3020 * Update the region revealed by scrolling up/down.
3021 */
3022 static void
3023 gui_x11_check_copy_area()
3024 {
3025 XEvent event;
3026 XGraphicsExposeEvent *gevent;
3027
3028 if (gui.visibility != VisibilityPartiallyObscured)
3029 return;
3030
3031 XFlush(gui.dpy);
3032
3033 /* Wait to check whether the scroll worked or not */
3034 for (;;)
3035 {
3036 if (XCheckTypedEvent(gui.dpy, NoExpose, &event))
3037 return; /* The scroll worked. */
3038
3039 if (XCheckTypedEvent(gui.dpy, GraphicsExpose, &event))
3040 {
3041 gevent = (XGraphicsExposeEvent *)&event;
3042 gui_redraw(gevent->x, gevent->y, gevent->width, gevent->height);
3043 if (gevent->count == 0)
3044 return; /* This was the last expose event */
3045 }
3046 XSync(gui.dpy, False);
3047 }
3048 }
3049
3050 /*
3051 * X Selection stuff, for cutting and pasting text to other windows.
3052 */
3053
3054 void
3055 clip_mch_lose_selection(cbd)
3056 VimClipboard *cbd;
3057 {
3058 clip_x11_lose_selection(vimShell, cbd);
3059 }
3060
3061 int
3062 clip_mch_own_selection(cbd)
3063 VimClipboard *cbd;
3064 {
3065 return clip_x11_own_selection(vimShell, cbd);
3066 }
3067
3068 void
3069 clip_mch_request_selection(cbd)
3070 VimClipboard *cbd;
3071 {
3072 clip_x11_request_selection(vimShell, gui.dpy, cbd);
3073 }
3074
3075 void
3076 clip_mch_set_selection(cbd)
3077 VimClipboard *cbd;
3078 {
3079 clip_x11_set_selection(cbd);
3080 }
3081
3082 #if defined(FEAT_MENU) || defined(PROTO)
3083 /*
3084 * Menu stuff.
3085 */
3086
3087 /*
3088 * Make a menu either grey or not grey.
3089 */
3090 void
3091 gui_mch_menu_grey(menu, grey)
3092 vimmenu_T *menu;
3093 int grey;
3094 {
3095 if (menu->id != (Widget)0)
3096 {
3097 gui_mch_menu_hidden(menu, False);
3098 if (grey
3099 #ifdef FEAT_GUI_MOTIF
3100 || !menu->sensitive
3101 #endif
3102 )
3103 XtSetSensitive(menu->id, False);
3104 else
3105 XtSetSensitive(menu->id, True);
3106 }
3107 }
3108
3109 /*
3110 * Make menu item hidden or not hidden
3111 */
3112 void
3113 gui_mch_menu_hidden(menu, hidden)
3114 vimmenu_T *menu;
3115 int hidden;
3116 {
3117 if (menu->id != (Widget)0)
3118 {
3119 if (hidden)
3120 XtUnmanageChild(menu->id);
3121 else
3122 XtManageChild(menu->id);
3123 }
3124 }
3125
3126 /*
3127 * This is called after setting all the menus to grey/hidden or not.
3128 */
3129 void
3130 gui_mch_draw_menubar()
3131 {
3132 /* Nothing to do in X */
3133 }
3134
3135 /* ARGSUSED */
3136 void
3137 gui_x11_menu_cb(w, client_data, call_data)
3138 Widget w;
3139 XtPointer client_data, call_data;
3140 {
3141 gui_menu_cb((vimmenu_T *)client_data);
3142 }
3143
3144 #endif /* FEAT_MENU */
3145
3146
3147
3148 /*
3149 * Function called when window closed. Works like ":qa".
3150 * Should put up a requester!
3151 */
3152 /*ARGSUSED*/
3153 static void
3154 gui_x11_wm_protocol_handler(w, client_data, event, dum)
3155 Widget w;
3156 XtPointer client_data;
3157 XEvent *event;
3158 Boolean *dum;
3159 {
3160 /*
3161 * Only deal with Client messages.
3162 */
3163 if (event->type != ClientMessage)
3164 return;
3165
3166 /*
3167 * The WM_SAVE_YOURSELF event arrives when the window manager wants to
3168 * exit. That can be cancelled though, thus Vim shouldn't exit here.
3169 * Just sync our swap files.
3170 */
3171 if (((XClientMessageEvent *)event)->data.l[0] ==
3172 wm_atoms[SAVE_YOURSELF_IDX])
3173 {
3174 out_flush();
3175 ml_sync_all(FALSE, FALSE); /* preserve all swap files */
3176
3177 /* Set the window's WM_COMMAND property, to let the window manager
3178 * know we are done saving ourselves. We don't want to be restarted,
3179 * thus set argv to NULL. */
3180 XSetCommand(gui.dpy, XtWindow(vimShell), NULL, 0);
3181 return;
3182 }
3183
3184 if (((XClientMessageEvent *)event)->data.l[0] !=
3185 wm_atoms[DELETE_WINDOW_IDX])
3186 return;
3187
3188 gui_shell_closed();
3189 }
3190
3191 #ifdef FEAT_CLIENTSERVER
3192 /*
3193 * Function called when property changed. Check for incoming commands
3194 */
3195 /*ARGSUSED*/
3196 static void
3197 gui_x11_send_event_handler(w, client_data, event, dum)
3198 Widget w;
3199 XtPointer client_data;
3200 XEvent *event;
3201 Boolean *dum;
3202 {
3203 XPropertyEvent *e = (XPropertyEvent *) event;
3204
3205 if (e->type == PropertyNotify && e->window == commWindow
3206 && e->atom == commProperty && e->state == PropertyNewValue)
3207 {
3208 serverEventProc(gui.dpy, event);
3209 }
3210 }
3211 #endif
3212
3213 /*
3214 * Cursor blink functions.
3215 *
3216 * This is a simple state machine:
3217 * BLINK_NONE not blinking at all
3218 * BLINK_OFF blinking, cursor is not shown
3219 * BLINK_ON blinking, cursor is shown
3220 */
3221
3222 #define BLINK_NONE 0
3223 #define BLINK_OFF 1
3224 #define BLINK_ON 2
3225
3226 static int blink_state = BLINK_NONE;
3227 static long_u blink_waittime = 700;
3228 static long_u blink_ontime = 400;
3229 static long_u blink_offtime = 250;
3230 static XtIntervalId blink_timer = (XtIntervalId)0;
3231
3232 void
3233 gui_mch_set_blinking(waittime, on, off)
3234 long waittime, on, off;
3235 {
3236 blink_waittime = waittime;
3237 blink_ontime = on;
3238 blink_offtime = off;
3239 }
3240
3241 /*
3242 * Stop the cursor blinking. Show the cursor if it wasn't shown.
3243 */
3244 void
3245 gui_mch_stop_blink()
3246 {
3247 if (blink_timer != (XtIntervalId)0)
3248 {
3249 XtRemoveTimeOut(blink_timer);
3250 blink_timer = (XtIntervalId)0;
3251 }
3252 if (blink_state == BLINK_OFF)
3253 gui_update_cursor(TRUE, FALSE);
3254 blink_state = BLINK_NONE;
3255 }
3256
3257 /*
3258 * Start the cursor blinking. If it was already blinking, this restarts the
3259 * waiting time and shows the cursor.
3260 */
3261 void
3262 gui_mch_start_blink()
3263 {
3264 if (blink_timer != (XtIntervalId)0)
3265 XtRemoveTimeOut(blink_timer);
3266 /* Only switch blinking on if none of the times is zero */
3267 if (blink_waittime && blink_ontime && blink_offtime && gui.in_focus)
3268 {
3269 blink_timer = XtAppAddTimeOut(app_context, blink_waittime,
3270 gui_x11_blink_cb, NULL);
3271 blink_state = BLINK_ON;
3272 gui_update_cursor(TRUE, FALSE);
3273 }
3274 }
3275
3276 /* ARGSUSED */
3277 static void
3278 gui_x11_blink_cb(timed_out, interval_id)
3279 XtPointer timed_out;
3280 XtIntervalId *interval_id;
3281 {
3282 if (blink_state == BLINK_ON)
3283 {
3284 gui_undraw_cursor();
3285 blink_state = BLINK_OFF;
3286 blink_timer = XtAppAddTimeOut(app_context, blink_offtime,
3287 gui_x11_blink_cb, NULL);
3288 }
3289 else
3290 {
3291 gui_update_cursor(TRUE, FALSE);
3292 blink_state = BLINK_ON;
3293 blink_timer = XtAppAddTimeOut(app_context, blink_ontime,
3294 gui_x11_blink_cb, NULL);
3295 }
3296 }
3297
3298 /*
3299 * Return the RGB value of a pixel as a long.
3300 */
3301 long_u
3302 gui_mch_get_rgb(pixel)
3303 guicolor_T pixel;
3304 {
3305 XColor xc;
3306 Colormap colormap;
3307
3308 colormap = DefaultColormap(gui.dpy, XDefaultScreen(gui.dpy));
3309 xc.pixel = pixel;
3310 XQueryColor(gui.dpy, colormap, &xc);
3311
3312 return ((xc.red & 0xff00) << 8) + (xc.green & 0xff00)
3313 + ((unsigned)xc.blue >> 8);
3314 }
3315
3316 /*
3317 * Add the callback functions.
3318 */
3319 void
3320 gui_x11_callbacks(textArea, vimForm)
3321 Widget textArea;
3322 Widget vimForm;
3323 {
3324 XtAddEventHandler(textArea, VisibilityChangeMask, FALSE,
3325 gui_x11_visibility_cb, (XtPointer)0);
3326
3327 XtAddEventHandler(textArea, ExposureMask, FALSE, gui_x11_expose_cb,
3328 (XtPointer)0);
3329
3330 XtAddEventHandler(vimShell, StructureNotifyMask, FALSE,
3331 gui_x11_resize_window_cb, (XtPointer)0);
3332
3333 XtAddEventHandler(vimShell, FocusChangeMask, FALSE, gui_x11_focus_change_cb,
3334 (XtPointer)0);
3335 /*
3336 * Only install these enter/leave callbacks when 'p' in 'guioptions'.
3337 * Only needed for some window managers.
3338 */
3339 if (vim_strchr(p_go, GO_POINTER) != NULL)
3340 {
3341 XtAddEventHandler(vimShell, LeaveWindowMask, FALSE, gui_x11_leave_cb,
3342 (XtPointer)0);
3343 XtAddEventHandler(textArea, LeaveWindowMask, FALSE, gui_x11_leave_cb,
3344 (XtPointer)0);
3345 XtAddEventHandler(textArea, EnterWindowMask, FALSE, gui_x11_enter_cb,
3346 (XtPointer)0);
3347 XtAddEventHandler(vimShell, EnterWindowMask, FALSE, gui_x11_enter_cb,
3348 (XtPointer)0);
3349 }
3350
3351 XtAddEventHandler(vimForm, KeyPressMask, FALSE, gui_x11_key_hit_cb,
3352 (XtPointer)0);
3353 XtAddEventHandler(textArea, KeyPressMask, FALSE, gui_x11_key_hit_cb,
3354 (XtPointer)0);
3355
3356 /* get pointer moved events from scrollbar, needed for 'mousefocus' */
3357 XtAddEventHandler(vimForm, PointerMotionMask,
3358 FALSE, gui_x11_mouse_cb, (XtPointer)1);
3359 XtAddEventHandler(textArea, ButtonPressMask | ButtonReleaseMask |
3360 ButtonMotionMask | PointerMotionMask,
3361 FALSE, gui_x11_mouse_cb, (XtPointer)0);
3362 }
3363
3364 /*
3365 * Get current mouse coordinates in text window.
3366 */
3367 void
3368 gui_mch_getmouse(int *x, int *y)
3369 {
3370 int rootx, rooty, winx, winy;
3371 Window root, child;
3372 unsigned int mask;
3373
3374 if (gui.wid && XQueryPointer(gui.dpy, gui.wid, &root, &child,
3375 &rootx, &rooty, &winx, &winy, &mask)) {
3376 *x = winx;
3377 *y = winy;
3378 } else {
3379 *x = -1;
3380 *y = -1;
3381 }
3382 }
3383
3384 void
3385 gui_mch_setmouse(x, y)
3386 int x;
3387 int y;
3388 {
3389 if (gui.wid)
3390 XWarpPointer(gui.dpy, (Window)0, gui.wid, 0, 0, 0, 0, x, y);
3391 }
3392
3393 #if (defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU)) || defined(PROTO)
3394 XButtonPressedEvent *
3395 gui_x11_get_last_mouse_event()
3396 {
3397 return &last_mouse_event;
3398 }
3399 #endif
3400
3401 #if defined(FEAT_SIGN_ICONS) || defined(PROTO)
3402
3403 /* Signs are currently always 2 chars wide. Hopefully the font is big enough
3404 * to provide room for the bitmap! */
3405 # define SIGN_WIDTH (gui.char_width * 2)
3406
3407 #if 0 /* not used */
3408 void
3409 gui_mch_clearsign(row)
3410 int row;
3411 {
3412 if (gui.in_use)
3413 XClearArea(gui.dpy, gui.wid, 0, TEXT_Y(row) - gui.char_height,
3414 SIGN_WIDTH, gui.char_height, FALSE);
3415 }
3416 #endif
3417
3418 void
3419 gui_mch_drawsign(row, col, typenr)
3420 int row;
3421 int col;
3422 int typenr;
3423 {
3424 XImage *sign;
3425
3426 if (gui.in_use && (sign = (XImage *)sign_get_image(typenr)) != NULL)
3427 {
3428 XClearArea(gui.dpy, gui.wid, TEXT_X(col), TEXT_Y(row) - sign->height,
3429 SIGN_WIDTH, gui.char_height, FALSE);
3430 XPutImage(gui.dpy, gui.wid, gui.text_gc, sign, 0, 0,
3431 TEXT_X(col) + (SIGN_WIDTH - sign->width) / 2,
3432 TEXT_Y(row) - sign->height,
3433 sign->width, sign->height);
3434 }
3435 }
3436
3437 void *
3438 gui_mch_register_sign(signfile)
3439 char_u *signfile;
3440 {
3441 XpmAttributes attrs;
3442 XImage *sign;
3443 int status;
3444
3445 /*
3446 * Setup the color substitution table.
3447 */
3448 sign = NULL;
3449 if (signfile[0] != NUL && signfile[0] != '-')
3450 {
3451 sign = (XImage *)alloc(sizeof(XImage));
3452 if (sign != NULL)
3453 {
3454 XpmColorSymbol color[5] =
3455 {
3456 {"none", NULL, 0},
3457 {"iconColor1", NULL, 0},
3458 {"bottomShadowColor", NULL, 0},
3459 {"topShadowColor", NULL, 0},
3460 {"selectColor", NULL, 0}
3461 };
3462 attrs.valuemask = XpmColorSymbols;
3463 attrs.numsymbols = 2;
3464 attrs.colorsymbols = color;
3465 attrs.colorsymbols[0].pixel = gui.back_pixel;
3466 attrs.colorsymbols[1].pixel = gui.norm_pixel;
3467 status = XpmReadFileToImage(gui.dpy, (char *)signfile,
3468 &sign, NULL, &attrs);
3469
3470 if (status == 0)
3471 {
3472 /* Sign width is fixed at two columns now.
3473 if (sign->width > gui.sign_width)
3474 gui.sign_width = sign->width + 8; */
3475 }
3476 else
3477 {
3478 vim_free(sign);
3479 sign = NULL;
3480 EMSG(_(e_signdata));
3481 }
3482 }
3483 }
3484
3485 return (void *)sign;
3486 }
3487
3488 void
3489 gui_mch_destroy_sign(sign)
3490 void *sign;
3491 {
3492 XFree(((XImage *)sign)->data);
3493 vim_free(sign);
3494 }
3495 #endif
3496
3497
3498 #ifdef FEAT_MOUSESHAPE
3499 /* The last set mouse pointer shape is remembered, to be used when it goes
3500 * from hidden to not hidden. */
3501 static int last_shape = 0;
3502 #endif
3503
3504 /*
3505 * Use the blank mouse pointer or not.
3506 */
3507 void
3508 gui_mch_mousehide(hide)
3509 int hide; /* TRUE = use blank ptr, FALSE = use parent ptr */
3510 {
3511 if (gui.pointer_hidden != hide)
3512 {
3513 gui.pointer_hidden = hide;
3514 if (hide)
3515 XDefineCursor(gui.dpy, gui.wid, gui.blank_pointer);
3516 else
3517 #ifdef FEAT_MOUSESHAPE
3518 mch_set_mouse_shape(last_shape);
3519 #else
3520 XUndefineCursor(gui.dpy, gui.wid);
3521 #endif
3522 }
3523 }
3524
3525 #if defined(FEAT_MOUSESHAPE) || defined(PROTO)
3526
3527 /* Table for shape IDs. Keep in sync with the mshape_names[] table in
3528 * misc2.c! */
3529 static int mshape_ids[] =
3530 {
3531 XC_left_ptr, /* arrow */
3532 0, /* blank */
3533 XC_xterm, /* beam */
3534 XC_sb_v_double_arrow, /* updown */
3535 XC_sizing, /* udsizing */
3536 XC_sb_h_double_arrow, /* leftright */
3537 XC_sizing, /* lrsizing */
3538 XC_watch, /* busy */
3539 XC_X_cursor, /* no */
3540 XC_crosshair, /* crosshair */
3541 XC_hand1, /* hand1 */
3542 XC_hand2, /* hand2 */
3543 XC_pencil, /* pencil */
3544 XC_question_arrow, /* question */
3545 XC_right_ptr, /* right-arrow */
3546 XC_center_ptr, /* up-arrow */
3547 XC_left_ptr /* last one */
3548 };
3549
3550 void
3551 mch_set_mouse_shape(shape)
3552 int shape;
3553 {
3554 int id;
3555
3556 if (!gui.in_use)
3557 return;
3558
3559 if (shape == MSHAPE_HIDE || gui.pointer_hidden)
3560 XDefineCursor(gui.dpy, gui.wid, gui.blank_pointer);
3561 else
3562 {
3563 if (shape >= MSHAPE_NUMBERED)
3564 {
3565 id = shape - MSHAPE_NUMBERED;
3566 if (id >= XC_num_glyphs)
3567 id = XC_left_ptr;
3568 else
3569 id &= ~1; /* they are always even (why?) */
3570 }
3571 else
3572 id = mshape_ids[shape];
3573
3574 XDefineCursor(gui.dpy, gui.wid, XCreateFontCursor(gui.dpy, id));
3575 }
3576 if (shape != MSHAPE_HIDE)
3577 last_shape = shape;
3578 }
3579 #endif
3580
3581 #if (defined(FEAT_TOOLBAR) && defined(FEAT_BEVAL)) || defined(PROTO)
3582 /*
3583 * Set the balloon-eval used for the tooltip of a toolbar menu item.
3584 * The check for a non-toolbar item was added, because there is a crash when
3585 * passing a normal menu item here. Can't explain that, but better avoid it.
3586 */
3587 void
3588 gui_mch_menu_set_tip(menu)
3589 vimmenu_T *menu;
3590 {
3591 if (menu->id != NULL && menu->parent != NULL
3592 && menu_is_toolbar(menu->parent->name))
3593 {
3594 /* Always destroy and create the balloon, in case the string was
3595 * changed. */
3596 if (menu->tip != NULL)
3597 {
3598 gui_mch_destroy_beval_area(menu->tip);
3599 menu->tip = NULL;
3600 }
3601 if (menu->strings[MENU_INDEX_TIP] != NULL)
3602 menu->tip = gui_mch_create_beval_area(
3603 menu->id,
3604 menu->strings[MENU_INDEX_TIP],
3605 NULL,
3606 NULL);
3607 }
3608 }
3609 #endif
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