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[7.2.184] Some more compiler warnings when using gcc -Wextra.
[vim_extended.git] / src / gui_x11.c
blob4110fc69d76e5454b2d2b713801cfa9918f3dbb5
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 static void
574 gui_x11_timer_cb(timed_out, interval_id)
575 XtPointer timed_out;
576 XtIntervalId *interval_id UNUSED;
577 {
578 *((int *)timed_out) = TRUE;
579 }
580
581 static void
582 gui_x11_visibility_cb(w, dud, event, dum)
583 Widget w UNUSED;
584 XtPointer dud UNUSED;
585 XEvent *event;
586 Boolean *dum UNUSED;
587 {
588 if (event->type != VisibilityNotify)
589 return;
590
591 gui.visibility = event->xvisibility.state;
592
593 /*
594 * When we do an XCopyArea(), and the window is partially obscured, we want
595 * to receive an event to tell us whether it worked or not.
596 */
597 XSetGraphicsExposures(gui.dpy, gui.text_gc,
598 gui.visibility != VisibilityUnobscured);
599
600 /* This is needed for when redrawing is slow. */
601 gui_mch_update();
602 }
603
604 static void
605 gui_x11_expose_cb(w, dud, event, dum)
606 Widget w UNUSED;
607 XtPointer dud UNUSED;
608 XEvent *event;
609 Boolean *dum UNUSED;
610 {
611 XExposeEvent *gevent;
612 int new_x;
613
614 if (event->type != Expose)
615 return;
616
617 out_flush(); /* make sure all output has been processed */
618
619 gevent = (XExposeEvent *)event;
620 gui_redraw(gevent->x, gevent->y, gevent->width, gevent->height);
621
622 new_x = FILL_X(0);
623
624 /* Clear the border areas if needed */
625 if (gevent->x < new_x)
626 XClearArea(gui.dpy, gui.wid, 0, 0, new_x, 0, False);
627 if (gevent->y < FILL_Y(0))
628 XClearArea(gui.dpy, gui.wid, 0, 0, 0, FILL_Y(0), False);
629 if (gevent->x > FILL_X(Columns))
630 XClearArea(gui.dpy, gui.wid, FILL_X((int)Columns), 0, 0, 0, False);
631 if (gevent->y > FILL_Y(Rows))
632 XClearArea(gui.dpy, gui.wid, 0, FILL_Y((int)Rows), 0, 0, False);
633
634 /* This is needed for when redrawing is slow. */
635 gui_mch_update();
636 }
637
638 #if (defined(FEAT_NETBEANS_INTG) || defined(FEAT_SUN_WORKSHOP)) \
639 || defined(PROTO)
640 /*
641 * This function fills in the XRectangle object with the current x,y
642 * coordinates and height, width so that an XtVaSetValues to the same shell of
643 * those resources will restore the window to its former position and
644 * dimensions.
645 *
646 * Note: This function may fail, in which case the XRectangle will be
647 * unchanged. Be sure to have the XRectangle set with the proper values for a
648 * failed condition prior to calling this function.
649 */
650 static void
651 shellRectangle(Widget shell, XRectangle *r)
652 {
653 Window rootw, shellw, child, parentw;
654 int absx, absy;
655 XWindowAttributes a;
656 Window *children;
657 unsigned int childrenCount;
658
659 shellw = XtWindow(shell);
660 if (shellw == 0)
661 return;
662 for (;;)
663 {
664 XQueryTree(XtDisplay(shell), shellw, &rootw, &parentw,
665 &children, &childrenCount);
666 XFree(children);
667 if (parentw == rootw)
668 break;
669 shellw = parentw;
670 }
671 XGetWindowAttributes(XtDisplay(shell), shellw, &a);
672 XTranslateCoordinates(XtDisplay(shell), shellw, a.root, 0, 0,
673 &absx, &absy, &child);
674 r->x = absx;
675 r->y = absy;
676 XtVaGetValues(shell, XmNheight, &r->height, XmNwidth, &r->width, NULL);
677 }
678 #endif
679
680 static void
681 gui_x11_resize_window_cb(w, dud, event, dum)
682 Widget w UNUSED;
683 XtPointer dud UNUSED;
684 XEvent *event;
685 Boolean *dum UNUSED;
686 {
687 static int lastWidth, lastHeight;
688
689 if (event->type != ConfigureNotify)
690 return;
691
692 if (event->xconfigure.width != lastWidth
693 || event->xconfigure.height != lastHeight)
694 {
695 lastWidth = event->xconfigure.width;
696 lastHeight = event->xconfigure.height;
697 gui_resize_shell(event->xconfigure.width, event->xconfigure.height
698 #ifdef FEAT_XIM
699 - xim_get_status_area_height()
700 #endif
701 );
702 }
703 #ifdef FEAT_SUN_WORKSHOP
704 if (usingSunWorkShop)
705 {
706 XRectangle rec;
707
708 shellRectangle(w, &rec);
709 workshop_frame_moved(rec.x, rec.y, rec.width, rec.height);
710 }
711 #endif
712 #ifdef FEAT_NETBEANS_INTG
713 if (usingNetbeans)
714 {
715 XRectangle rec;
716
717 shellRectangle(w, &rec);
718 netbeans_frame_moved(rec.x, rec.y);
719 }
720 #endif
721 #ifdef FEAT_XIM
722 xim_set_preedit();
723 #endif
724 }
725
726 static void
727 gui_x11_focus_change_cb(w, data, event, dum)
728 Widget w UNUSED;
729 XtPointer data UNUSED;
730 XEvent *event;
731 Boolean *dum UNUSED;
732 {
733 gui_focus_change(event->type == FocusIn);
734 }
735
736 static void
737 gui_x11_enter_cb(w, data, event, dum)
738 Widget w UNUSED;
739 XtPointer data UNUSED;
740 XEvent *event UNUSED;
741 Boolean *dum UNUSED;
742 {
743 gui_focus_change(TRUE);
744 }
745
746 static void
747 gui_x11_leave_cb(w, data, event, dum)
748 Widget w UNUSED;
749 XtPointer data UNUSED;
750 XEvent *event UNUSED;
751 Boolean *dum UNUSED;
752 {
753 gui_focus_change(FALSE);
754 }
755
756 #if defined(X_HAVE_UTF8_STRING) && defined(FEAT_MBYTE)
757 # if X_HAVE_UTF8_STRING
758 # define USE_UTF8LOOKUP
759 # endif
760 #endif
761
762 void
763 gui_x11_key_hit_cb(w, dud, event, dum)
764 Widget w UNUSED;
765 XtPointer dud UNUSED;
766 XEvent *event;
767 Boolean *dum UNUSED;
768 {
769 XKeyPressedEvent *ev_press;
770 #ifdef FEAT_XIM
771 char_u string2[256];
772 char_u string_shortbuf[256];
773 char_u *string = string_shortbuf;
774 Boolean string_alloced = False;
775 Status status;
776 #else
777 char_u string[4], string2[3];
778 #endif
779 KeySym key_sym, key_sym2;
780 int len, len2;
781 int i;
782 int modifiers;
783 int key;
784
785 ev_press = (XKeyPressedEvent *)event;
786
787 #ifdef FEAT_XIM
788 if (xic)
789 {
790 # ifdef USE_UTF8LOOKUP
791 /* XFree86 4.0.2 or newer: Be able to get UTF-8 characters even when
792 * the locale isn't utf-8. */
793 if (enc_utf8)
794 len = Xutf8LookupString(xic, ev_press, (char *)string,
795 sizeof(string_shortbuf), &key_sym, &status);
796 else
797 # endif
798 len = XmbLookupString(xic, ev_press, (char *)string,
799 sizeof(string_shortbuf), &key_sym, &status);
800 if (status == XBufferOverflow)
801 {
802 string = (char_u *)XtMalloc(len + 1);
803 string_alloced = True;
804 # ifdef USE_UTF8LOOKUP
805 /* XFree86 4.0.2 or newer: Be able to get UTF-8 characters even
806 * when the locale isn't utf-8. */
807 if (enc_utf8)
808 len = Xutf8LookupString(xic, ev_press, (char *)string,
809 len, &key_sym, &status);
810 else
811 # endif
812 len = XmbLookupString(xic, ev_press, (char *)string,
813 len, &key_sym, &status);
814 }
815 if (status == XLookupNone || status == XLookupChars)
816 key_sym = XK_VoidSymbol;
817
818 # ifdef FEAT_MBYTE
819 /* Do conversion from 'termencoding' to 'encoding'. When using
820 * Xutf8LookupString() it has already been done. */
821 if (len > 0 && input_conv.vc_type != CONV_NONE
822 # ifdef USE_UTF8LOOKUP
823 && !enc_utf8
824 # endif
825 )
826 {
827 int maxlen = len * 4 + 40; /* guessed */
828 char_u *p = (char_u *)XtMalloc(maxlen);
829
830 mch_memmove(p, string, len);
831 if (string_alloced)
832 XtFree((char *)string);
833 string = p;
834 string_alloced = True;
835 len = convert_input(p, len, maxlen);
836 }
837 # endif
838
839 /* Translate CSI to K_CSI, otherwise it could be recognized as the
840 * start of a special key. */
841 for (i = 0; i < len; ++i)
842 if (string[i] == CSI)
843 {
844 char_u *p = (char_u *)XtMalloc(len + 3);
845
846 mch_memmove(p, string, i + 1);
847 p[i + 1] = KS_EXTRA;
848 p[i + 2] = (int)KE_CSI;
849 mch_memmove(p + i + 3, string + i + 1, len - i);
850 if (string_alloced)
851 XtFree((char *)string);
852 string = p;
853 string_alloced = True;
854 i += 2;
855 len += 2;
856 }
857 }
858 else
859 #endif
860 len = XLookupString(ev_press, (char *)string, sizeof(string),
861 &key_sym, NULL);
862
863 #ifdef SunXK_F36
864 /*
865 * These keys have bogus lookup strings, and trapping them here is
866 * easier than trying to XRebindKeysym() on them with every possible
867 * combination of modifiers.
868 */
869 if (key_sym == SunXK_F36 || key_sym == SunXK_F37)
870 len = 0;
871 #endif
872
873 #ifdef FEAT_HANGULIN
874 if ((key_sym == XK_space) && (ev_press->state & ShiftMask))
875 {
876 hangul_input_state_toggle();
877 goto theend;
878 }
879 #endif
880
881 if (key_sym == XK_space)
882 string[0] = ' '; /* Otherwise Ctrl-Space doesn't work */
883
884 /*
885 * Only on some machines ^_ requires Ctrl+Shift+minus. For consistency,
886 * allow just Ctrl+minus too.
887 */
888 if (key_sym == XK_minus && (ev_press->state & ControlMask))
889 string[0] = Ctrl__;
890
891 #ifdef XK_ISO_Left_Tab
892 /* why do we get XK_ISO_Left_Tab instead of XK_Tab for shift-tab? */
893 if (key_sym == XK_ISO_Left_Tab)
894 {
895 key_sym = XK_Tab;
896 string[0] = TAB;
897 len = 1;
898 }
899 #endif
900
901 /* Check for Alt/Meta key (Mod1Mask), but not for a BS, DEL or character
902 * that already has the 8th bit set. And not when using a double-byte
903 * encoding, setting the 8th bit may make it the lead byte of a
904 * double-byte character. */
905 if (len == 1
906 && (ev_press->state & Mod1Mask)
907 && !(key_sym == XK_BackSpace || key_sym == XK_Delete)
908 && (string[0] & 0x80) == 0
909 #ifdef FEAT_MBYTE
910 && !enc_dbcs
911 #endif
912 )
913 {
914 #if defined(FEAT_MENU) && defined(FEAT_GUI_MOTIF)
915 /* Ignore ALT keys when they are used for the menu only */
916 if (gui.menu_is_active
917 && (p_wak[0] == 'y'
918 || (p_wak[0] == 'm' && gui_is_menu_shortcut(string[0]))))
919 goto theend;
920 #endif
921 /*
922 * Before we set the 8th bit, check to make sure the user doesn't
923 * already have a mapping defined for this sequence. We determine this
924 * by checking to see if the input would be the same without the
925 * Alt/Meta key.
926 * Don't do this for <S-M-Tab>, that should become K_S_TAB with ALT.
927 */
928 ev_press->state &= ~Mod1Mask;
929 len2 = XLookupString(ev_press, (char *)string2, sizeof(string2),
930 &key_sym2, NULL);
931 if (key_sym2 == XK_space)
932 string2[0] = ' '; /* Otherwise Meta-Ctrl-Space doesn't work */
933 if ( len2 == 1
934 && string[0] == string2[0]
935 && !(key_sym == XK_Tab && (ev_press->state & ShiftMask)))
936 {
937 string[0] |= 0x80;
938 #ifdef FEAT_MBYTE
939 if (enc_utf8) /* convert to utf-8 */
940 {
941 string[1] = string[0] & 0xbf;
942 string[0] = ((unsigned)string[0] >> 6) + 0xc0;
943 if (string[1] == CSI)
944 {
945 string[2] = KS_EXTRA;
946 string[3] = (int)KE_CSI;
947 len = 4;
948 }
949 else
950 len = 2;
951 }
952 #endif
953 }
954 else
955 ev_press->state |= Mod1Mask;
956 }
957
958 if (len == 1 && string[0] == CSI)
959 {
960 string[1] = KS_EXTRA;
961 string[2] = (int)KE_CSI;
962 len = -3;
963 }
964
965 /* Check for special keys. Also do this when len == 1 (key has an ASCII
966 * value) to detect backspace, delete and keypad keys. */
967 if (len == 0 || len == 1)
968 {
969 for (i = 0; special_keys[i].key_sym != (KeySym)0; i++)
970 {
971 if (special_keys[i].key_sym == key_sym)
972 {
973 string[0] = CSI;
974 string[1] = special_keys[i].vim_code0;
975 string[2] = special_keys[i].vim_code1;
976 len = -3;
977 break;
978 }
979 }
980 }
981
982 /* Unrecognised key is ignored. */
983 if (len == 0)
984 goto theend;
985
986 /* Special keys (and a few others) may have modifiers. Also when using a
987 * double-byte encoding (can't set the 8th bit). */
988 if (len == -3 || key_sym == XK_space || key_sym == XK_Tab
989 || key_sym == XK_Return || key_sym == XK_Linefeed
990 || key_sym == XK_Escape
991 #ifdef FEAT_MBYTE
992 || (enc_dbcs && len == 1 && (ev_press->state & Mod1Mask))
993 #endif
994 )
995 {
996 modifiers = 0;
997 if (ev_press->state & ShiftMask)
998 modifiers |= MOD_MASK_SHIFT;
999 if (ev_press->state & ControlMask)
1000 modifiers |= MOD_MASK_CTRL;
1001 if (ev_press->state & Mod1Mask)
1002 modifiers |= MOD_MASK_ALT;
1003 if (ev_press->state & Mod4Mask)
1004 modifiers |= MOD_MASK_META;
1005
1006 /*
1007 * For some keys a shift modifier is translated into another key
1008 * code.
1009 */
1010 if (len == -3)
1011 key = TO_SPECIAL(string[1], string[2]);
1012 else
1013 key = string[0];
1014 key = simplify_key(key, &modifiers);
1015 if (key == CSI)
1016 key = K_CSI;
1017 if (IS_SPECIAL(key))
1018 {
1019 string[0] = CSI;
1020 string[1] = K_SECOND(key);
1021 string[2] = K_THIRD(key);
1022 len = 3;
1023 }
1024 else
1025 {
1026 string[0] = key;
1027 len = 1;
1028 }
1029
1030 if (modifiers != 0)
1031 {
1032 string2[0] = CSI;
1033 string2[1] = KS_MODIFIER;
1034 string2[2] = modifiers;
1035 add_to_input_buf(string2, 3);
1036 }
1037 }
1038
1039 if (len == 1 && ((string[0] == Ctrl_C && ctrl_c_interrupts)
1040 #ifdef UNIX
1041 || (intr_char != 0 && string[0] == intr_char)
1042 #endif
1043 ))
1044 {
1045 trash_input_buf();
1046 got_int = TRUE;
1047 }
1048
1049 add_to_input_buf(string, len);
1050
1051 /*
1052 * blank out the pointer if necessary
1053 */
1054 if (p_mh)
1055 gui_mch_mousehide(TRUE);
1056
1057 #if defined(FEAT_BEVAL_TIP)
1058 {
1059 BalloonEval *be;
1060
1061 if ((be = gui_mch_currently_showing_beval()) != NULL)
1062 gui_mch_unpost_balloon(be);
1063 }
1064 #endif
1065 theend:
1066 {} /* some compilers need a statement here */
1067 #ifdef FEAT_XIM
1068 if (string_alloced)
1069 XtFree((char *)string);
1070 #endif
1071 }
1072
1073 static void
1074 gui_x11_mouse_cb(w, dud, event, dum)
1075 Widget w UNUSED;
1076 XtPointer dud UNUSED;
1077 XEvent *event;
1078 Boolean *dum UNUSED;
1079 {
1080 static XtIntervalId timer = (XtIntervalId)0;
1081 static int timed_out = TRUE;
1082
1083 int button;
1084 int repeated_click = FALSE;
1085 int x, y;
1086 int_u x_modifiers;
1087 int_u vim_modifiers;
1088
1089 if (event->type == MotionNotify)
1090 {
1091 /* Get the latest position, avoids lagging behind on a drag. */
1092 x = event->xmotion.x;
1093 y = event->xmotion.y;
1094 x_modifiers = event->xmotion.state;
1095 button = (x_modifiers & (Button1Mask | Button2Mask | Button3Mask))
1096 ? MOUSE_DRAG : ' ';
1097
1098 /*
1099 * if our pointer is currently hidden, then we should show it.
1100 */
1101 gui_mch_mousehide(FALSE);
1102
1103 if (button != MOUSE_DRAG) /* just moving the rodent */
1104 {
1105 #ifdef FEAT_MENU
1106 if (dud) /* moved in vimForm */
1107 y -= gui.menu_height;
1108 #endif
1109 gui_mouse_moved(x, y);
1110 return;
1111 }
1112 }
1113 else
1114 {
1115 x = event->xbutton.x;
1116 y = event->xbutton.y;
1117 if (event->type == ButtonPress)
1118 {
1119 /* Handle multiple clicks */
1120 if (!timed_out)
1121 {
1122 XtRemoveTimeOut(timer);
1123 repeated_click = TRUE;
1124 }
1125 timed_out = FALSE;
1126 timer = XtAppAddTimeOut(app_context, (long_u)p_mouset,
1127 gui_x11_timer_cb, &timed_out);
1128 switch (event->xbutton.button)
1129 {
1130 case Button1: button = MOUSE_LEFT; break;
1131 case Button2: button = MOUSE_MIDDLE; break;
1132 case Button3: button = MOUSE_RIGHT; break;
1133 case Button4: button = MOUSE_4; break;
1134 case Button5: button = MOUSE_5; break;
1135 default:
1136 return; /* Unknown button */
1137 }
1138 }
1139 else if (event->type == ButtonRelease)
1140 button = MOUSE_RELEASE;
1141 else
1142 return; /* Unknown mouse event type */
1143
1144 x_modifiers = event->xbutton.state;
1145 #if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU)
1146 last_mouse_event = event->xbutton;
1147 #endif
1148 }
1149
1150 vim_modifiers = 0x0;
1151 if (x_modifiers & ShiftMask)
1152 vim_modifiers |= MOUSE_SHIFT;
1153 if (x_modifiers & ControlMask)
1154 vim_modifiers |= MOUSE_CTRL;
1155 if (x_modifiers & Mod1Mask) /* Alt or Meta key */
1156 vim_modifiers |= MOUSE_ALT;
1157
1158 gui_send_mouse_event(button, x, y, repeated_click, vim_modifiers);
1159 }
1160
1161 #ifdef FEAT_SNIFF
1162 /* ARGSUSED */
1163 static void
1164 gui_x11_sniff_request_cb(closure, source, id)
1165 XtPointer closure;
1166 int *source;
1167 XtInputId *id;
1168 {
1169 static char_u bytes[3] = {CSI, (int)KS_EXTRA, (int)KE_SNIFF};
1170
1171 add_to_input_buf(bytes, 3);
1172 }
1173 #endif
1174
1175 /*
1176 * End of call-back routines
1177 */
1178
1179 /*
1180 * Parse the GUI related command-line arguments. Any arguments used are
1181 * deleted from argv, and *argc is decremented accordingly. This is called
1182 * when vim is started, whether or not the GUI has been started.
1183 */
1184 void
1185 gui_mch_prepare(argc, argv)
1186 int *argc;
1187 char **argv;
1188 {
1189 int arg;
1190 int i;
1191
1192 /*
1193 * Move all the entries in argv which are relevant to X into gui_argv.
1194 */
1195 gui_argc = 0;
1196 gui_argv = (char **)lalloc((long_u)(*argc * sizeof(char *)), FALSE);
1197 if (gui_argv == NULL)
1198 return;
1199 gui_argv[gui_argc++] = argv[0];
1200 arg = 1;
1201 while (arg < *argc)
1202 {
1203 /* Look for argv[arg] in cmdline_options[] table */
1204 for (i = 0; i < (int)XtNumber(cmdline_options); i++)
1205 if (strcmp(argv[arg], cmdline_options[i].option) == 0)
1206 break;
1207
1208 if (i < (int)XtNumber(cmdline_options))
1209 {
1210 /* Remember finding "-rv" or "-reverse" */
1211 if (strcmp("-rv", argv[arg]) == 0
1212 || strcmp("-reverse", argv[arg]) == 0)
1213 found_reverse_arg = TRUE;
1214 else if ((strcmp("-fn", argv[arg]) == 0
1215 || strcmp("-font", argv[arg]) == 0)
1216 && arg + 1 < *argc)
1217 font_argument = argv[arg + 1];
1218
1219 /* Found match in table, so move it into gui_argv */
1220 gui_argv[gui_argc++] = argv[arg];
1221 if (--*argc > arg)
1222 {
1223 mch_memmove(&argv[arg], &argv[arg + 1], (*argc - arg)
1224 * sizeof(char *));
1225 if (cmdline_options[i].argKind != XrmoptionNoArg)
1226 {
1227 /* Move the options argument as well */
1228 gui_argv[gui_argc++] = argv[arg];
1229 if (--*argc > arg)
1230 mch_memmove(&argv[arg], &argv[arg + 1], (*argc - arg)
1231 * sizeof(char *));
1232 }
1233 }
1234 argv[*argc] = NULL;
1235 }
1236 else
1237 #ifdef FEAT_SUN_WORKSHOP
1238 if (strcmp("-ws", argv[arg]) == 0)
1239 {
1240 usingSunWorkShop++;
1241 p_acd = TRUE;
1242 gui.dofork = FALSE; /* don't fork() when starting GUI */
1243 mch_memmove(&argv[arg], &argv[arg + 1],
1244 (--*argc - arg) * sizeof(char *));
1245 argv[*argc] = NULL;
1246 # ifdef WSDEBUG
1247 wsdebug_wait(WT_ENV | WT_WAIT | WT_STOP, "SPRO_GVIM_WAIT", 20);
1248 wsdebug_log_init("SPRO_GVIM_DEBUG", "SPRO_GVIM_DLEVEL");
1249 # endif
1250 }
1251 else
1252 #endif
1253 #ifdef FEAT_NETBEANS_INTG
1254 if (strncmp("-nb", argv[arg], 3) == 0)
1255 {
1256 usingNetbeans++;
1257 gui.dofork = FALSE; /* don't fork() when starting GUI */
1258 netbeansArg = argv[arg];
1259 mch_memmove(&argv[arg], &argv[arg + 1],
1260 (--*argc - arg) * sizeof(char *));
1261 argv[*argc] = NULL;
1262 }
1263 else
1264 #endif
1265 arg++;
1266 }
1267 }
1268
1269 #ifndef XtSpecificationRelease
1270 # define CARDINAL (Cardinal *)
1271 #else
1272 # if XtSpecificationRelease == 4
1273 # define CARDINAL (Cardinal *)
1274 # else
1275 # define CARDINAL (int *)
1276 # endif
1277 #endif
1278
1279 /*
1280 * Check if the GUI can be started. Called before gvimrc is sourced.
1281 * Return OK or FAIL.
1282 */
1283 int
1284 gui_mch_init_check()
1285 {
1286 #ifdef FEAT_XIM
1287 XtSetLanguageProc(NULL, NULL, NULL);
1288 #endif
1289 open_app_context();
1290 if (app_context != NULL)
1291 gui.dpy = XtOpenDisplay(app_context, 0, VIM_NAME, VIM_CLASS,
1292 cmdline_options, XtNumber(cmdline_options),
1293 CARDINAL &gui_argc, gui_argv);
1294
1295 if (app_context == NULL || gui.dpy == NULL)
1296 {
1297 gui.dying = TRUE;
1298 EMSG(_(e_opendisp));
1299 return FAIL;
1300 }
1301 return OK;
1302 }
1303
1304
1305 #ifdef USE_XSMP
1306 /*
1307 * Handle XSMP processing, de-registering the attachment upon error
1308 */
1309 static XtInputId _xsmp_xtinputid;
1310
1311 static void local_xsmp_handle_requests __ARGS((XtPointer c, int *s, XtInputId *i));
1312
1313 static void
1314 local_xsmp_handle_requests(c, s, i)
1315 XtPointer c UNUSED;
1316 int *s UNUSED;
1317 XtInputId *i UNUSED;
1318 {
1319 if (xsmp_handle_requests() == FAIL)
1320 XtRemoveInput(_xsmp_xtinputid);
1321 }
1322 #endif
1323
1324
1325 /*
1326 * Initialise the X GUI. Create all the windows, set up all the call-backs etc.
1327 * Returns OK for success, FAIL when the GUI can't be started.
1328 */
1329 int
1330 gui_mch_init()
1331 {
1332 XtGCMask gc_mask;
1333 XGCValues gc_vals;
1334 int x, y, mask;
1335 unsigned w, h;
1336
1337 #if 0
1338 /* Uncomment this to enable synchronous mode for debugging */
1339 XSynchronize(gui.dpy, True);
1340 #endif
1341
1342 vimShell = XtVaAppCreateShell(VIM_NAME, VIM_CLASS,
1343 applicationShellWidgetClass, gui.dpy, NULL);
1344
1345 /*
1346 * Get the application resources
1347 */
1348 XtVaGetApplicationResources(vimShell, (XtPointer)&gui,
1349 vim_resources, XtNumber(vim_resources), NULL);
1350
1351 gui.scrollbar_height = gui.scrollbar_width;
1352
1353 /*
1354 * Get the colors ourselves. Using the automatic conversion doesn't
1355 * handle looking for approximate colors.
1356 */
1357 /* NOTE: These next few lines are an exact duplicate of gui_athena.c's
1358 * gui_mch_def_colors(). Why?
1359 */
1360 gui.menu_fg_pixel = gui_get_color((char_u *)gui.rsrc_menu_fg_name);
1361 gui.menu_bg_pixel = gui_get_color((char_u *)gui.rsrc_menu_bg_name);
1362 gui.scroll_fg_pixel = gui_get_color((char_u *)gui.rsrc_scroll_fg_name);
1363 gui.scroll_bg_pixel = gui_get_color((char_u *)gui.rsrc_scroll_bg_name);
1364 #ifdef FEAT_BEVAL
1365 gui.tooltip_fg_pixel = gui_get_color((char_u *)gui.rsrc_tooltip_fg_name);
1366 gui.tooltip_bg_pixel = gui_get_color((char_u *)gui.rsrc_tooltip_bg_name);
1367 #endif
1368
1369 #if defined(FEAT_MENU) && defined(FEAT_GUI_ATHENA)
1370 /* If the menu height was set, don't change it at runtime */
1371 if (gui.menu_height != MENU_DEFAULT_HEIGHT)
1372 gui.menu_height_fixed = TRUE;
1373 #endif
1374
1375 /* Set default foreground and background colours */
1376 gui.norm_pixel = gui.def_norm_pixel;
1377 gui.back_pixel = gui.def_back_pixel;
1378
1379 /* Check if reverse video needs to be applied (on Sun it's done by X) */
1380 if (gui.rsrc_rev_video && gui_get_lightness(gui.back_pixel)
1381 > gui_get_lightness(gui.norm_pixel))
1382 {
1383 gui.norm_pixel = gui.def_back_pixel;
1384 gui.back_pixel = gui.def_norm_pixel;
1385 gui.def_norm_pixel = gui.norm_pixel;
1386 gui.def_back_pixel = gui.back_pixel;
1387 }
1388
1389 /* Get the colors from the "Normal", "Tooltip", "Scrollbar" and "Menu"
1390 * group (set in syntax.c or in a vimrc file) */
1391 set_normal_colors();
1392
1393 /*
1394 * Check that none of the colors are the same as the background color
1395 */
1396 gui_check_colors();
1397
1398 /*
1399 * Set up the GCs. The font attributes will be set in gui_init_font().
1400 */
1401 gc_mask = GCForeground | GCBackground;
1402 gc_vals.foreground = gui.norm_pixel;
1403 gc_vals.background = gui.back_pixel;
1404 gui.text_gc = XtGetGC(vimShell, gc_mask, &gc_vals);
1405
1406 gc_vals.foreground = gui.back_pixel;
1407 gc_vals.background = gui.norm_pixel;
1408 gui.back_gc = XtGetGC(vimShell, gc_mask, &gc_vals);
1409
1410 gc_mask |= GCFunction;
1411 gc_vals.foreground = gui.norm_pixel ^ gui.back_pixel;
1412 gc_vals.background = gui.norm_pixel ^ gui.back_pixel;
1413 gc_vals.function = GXxor;
1414 gui.invert_gc = XtGetGC(vimShell, gc_mask, &gc_vals);
1415
1416 gui.visibility = VisibilityUnobscured;
1417 x11_setup_atoms(gui.dpy);
1418
1419 if (gui_win_x != -1 && gui_win_y != -1)
1420 gui_mch_set_winpos(gui_win_x, gui_win_y);
1421
1422 /* Now adapt the supplied(?) geometry-settings */
1423 /* Added by Kjetil Jacobsen <kjetilja@stud.cs.uit.no> */
1424 if (gui.geom != NULL && *gui.geom != NUL)
1425 {
1426 mask = XParseGeometry((char *)gui.geom, &x, &y, &w, &h);
1427 if (mask & WidthValue)
1428 Columns = w;
1429 if (mask & HeightValue)
1430 {
1431 if (p_window > (long)h - 1 || !option_was_set((char_u *)"window"))
1432 p_window = h - 1;
1433 Rows = h;
1434 }
1435 /*
1436 * Set the (x,y) position of the main window only if specified in the
1437 * users geometry, so we get good defaults when they don't. This needs
1438 * to be done before the shell is popped up.
1439 */
1440 if (mask & (XValue|YValue))
1441 XtVaSetValues(vimShell, XtNgeometry, gui.geom, NULL);
1442 }
1443
1444 gui_x11_create_widgets();
1445
1446 /*
1447 * Add an icon to Vim (Marcel Douben: 11 May 1998).
1448 */
1449 if (vim_strchr(p_go, GO_ICON) != NULL)
1450 {
1451 #ifndef HAVE_XPM
1452 # include "vim_icon.xbm"
1453 # include "vim_mask.xbm"
1454
1455 Arg arg[2];
1456
1457 XtSetArg(arg[0], XtNiconPixmap,
1458 XCreateBitmapFromData(gui.dpy,
1459 DefaultRootWindow(gui.dpy),
1460 (char *)vim_icon_bits,
1461 vim_icon_width,
1462 vim_icon_height));
1463 XtSetArg(arg[1], XtNiconMask,
1464 XCreateBitmapFromData(gui.dpy,
1465 DefaultRootWindow(gui.dpy),
1466 (char *)vim_mask_icon_bits,
1467 vim_mask_icon_width,
1468 vim_mask_icon_height));
1469 XtSetValues(vimShell, arg, (Cardinal)2);
1470 #else
1471 /* Use Pixmaps, looking much nicer. */
1472
1473 /* If you get an error message here, you still need to unpack the runtime
1474 * archive! */
1475 # ifdef magick
1476 # undef magick
1477 # endif
1478 # define magick vim32x32
1479 # include "../runtime/vim32x32.xpm"
1480 # undef magick
1481 # define magick vim16x16
1482 # include "../runtime/vim16x16.xpm"
1483 # undef magick
1484 # define magick vim48x48
1485 # include "../runtime/vim48x48.xpm"
1486 # undef magick
1487
1488 static Pixmap icon = 0;
1489 static Pixmap icon_mask = 0;
1490 static char **magick = vim32x32;
1491 Window root_window;
1492 XIconSize *size;
1493 int number_sizes;
1494 Display *dsp;
1495 Screen *scr;
1496 XpmAttributes attr;
1497 Colormap cmap;
1498
1499 /*
1500 * Adjust the icon to the preferences of the actual window manager.
1501 */
1502 root_window = XRootWindowOfScreen(XtScreen(vimShell));
1503 if (XGetIconSizes(XtDisplay(vimShell), root_window,
1504 &size, &number_sizes) != 0)
1505 {
1506
1507 if (number_sizes > 0)
1508 {
1509 if (size->max_height >= 48 && size->max_height >= 48)
1510 magick = vim48x48;
1511 else if (size->max_height >= 32 && size->max_height >= 32)
1512 magick = vim32x32;
1513 else if (size->max_height >= 16 && size->max_height >= 16)
1514 magick = vim16x16;
1515 }
1516 }
1517
1518 dsp = XtDisplay(vimShell);
1519 scr = XtScreen(vimShell);
1520
1521 cmap = DefaultColormap(dsp, DefaultScreen(dsp));
1522 XtVaSetValues(vimShell, XtNcolormap, cmap, NULL);
1523
1524 attr.valuemask = 0L;
1525 attr.valuemask = XpmCloseness | XpmReturnPixels | XpmColormap | XpmDepth;
1526 attr.closeness = 65535; /* accuracy isn't crucial */
1527 attr.colormap = cmap;
1528 attr.depth = DefaultDepthOfScreen(scr);
1529
1530 if (!icon)
1531 {
1532 XpmCreatePixmapFromData(dsp, root_window, magick, &icon,
1533 &icon_mask, &attr);
1534 XpmFreeAttributes(&attr);
1535 }
1536
1537 # ifdef FEAT_GUI_ATHENA
1538 XtVaSetValues(vimShell, XtNiconPixmap, icon, XtNiconMask, icon_mask, NULL);
1539 # else
1540 XtVaSetValues(vimShell, XmNiconPixmap, icon, XmNiconMask, icon_mask, NULL);
1541 # endif
1542 #endif
1543 }
1544
1545 if (gui.color_approx)
1546 EMSG(_("Vim E458: Cannot allocate colormap entry, some colors may be incorrect"));
1547
1548 #ifdef FEAT_SUN_WORKSHOP
1549 if (usingSunWorkShop)
1550 workshop_connect(app_context);
1551 #endif
1552
1553 #ifdef FEAT_BEVAL
1554 gui_init_tooltip_font();
1555 #endif
1556 #ifdef FEAT_MENU
1557 gui_init_menu_font();
1558 #endif
1559
1560 #ifdef USE_XSMP
1561 /* Attach listener on ICE connection */
1562 if (-1 != xsmp_icefd)
1563 _xsmp_xtinputid = XtAppAddInput(app_context, xsmp_icefd,
1564 (XtPointer)XtInputReadMask, local_xsmp_handle_requests, NULL);
1565 #endif
1566
1567 return OK;
1568 }
1569
1570 /*
1571 * Called when starting the GUI fails after calling gui_mch_init().
1572 */
1573 void
1574 gui_mch_uninit()
1575 {
1576 gui_x11_destroy_widgets();
1577 XtCloseDisplay(gui.dpy);
1578 gui.dpy = NULL;
1579 vimShell = (Widget)0;
1580 vim_free(gui_argv);
1581 gui_argv = NULL;
1582 }
1583
1584 /*
1585 * Called when the foreground or background color has been changed.
1586 */
1587 void
1588 gui_mch_new_colors()
1589 {
1590 long_u gc_mask;
1591 XGCValues gc_vals;
1592
1593 gc_mask = GCForeground | GCBackground;
1594 gc_vals.foreground = gui.norm_pixel;
1595 gc_vals.background = gui.back_pixel;
1596 if (gui.text_gc != NULL)
1597 XChangeGC(gui.dpy, gui.text_gc, gc_mask, &gc_vals);
1598
1599 gc_vals.foreground = gui.back_pixel;
1600 gc_vals.background = gui.norm_pixel;
1601 if (gui.back_gc != NULL)
1602 XChangeGC(gui.dpy, gui.back_gc, gc_mask, &gc_vals);
1603
1604 gc_mask |= GCFunction;
1605 gc_vals.foreground = gui.norm_pixel ^ gui.back_pixel;
1606 gc_vals.background = gui.norm_pixel ^ gui.back_pixel;
1607 gc_vals.function = GXxor;
1608 if (gui.invert_gc != NULL)
1609 XChangeGC(gui.dpy, gui.invert_gc, gc_mask, &gc_vals);
1610
1611 gui_x11_set_back_color();
1612 }
1613
1614 /*
1615 * Open the GUI window which was created by a call to gui_mch_init().
1616 */
1617 int
1618 gui_mch_open()
1619 {
1620 /* Actually open the window */
1621 XtRealizeWidget(vimShell);
1622 XtManageChild(XtNameToWidget(vimShell, "*vimForm"));
1623
1624 gui.wid = gui_x11_get_wid();
1625 gui.blank_pointer = gui_x11_create_blank_mouse();
1626
1627 /*
1628 * Add a callback for the Close item on the window managers menu, and the
1629 * save-yourself event.
1630 */
1631 wm_atoms[SAVE_YOURSELF_IDX] =
1632 XInternAtom(gui.dpy, "WM_SAVE_YOURSELF", False);
1633 wm_atoms[DELETE_WINDOW_IDX] =
1634 XInternAtom(gui.dpy, "WM_DELETE_WINDOW", False);
1635 XSetWMProtocols(gui.dpy, XtWindow(vimShell), wm_atoms, 2);
1636 XtAddEventHandler(vimShell, NoEventMask, True, gui_x11_wm_protocol_handler,
1637 NULL);
1638 #ifdef HAVE_X11_XMU_EDITRES_H
1639 /*
1640 * Enable editres protocol (see "man editres").
1641 * Usually will need to add -lXmu to the linker line as well.
1642 */
1643 XtAddEventHandler(vimShell, (EventMask)0, True, _XEditResCheckMessages,
1644 (XtPointer)NULL);
1645 #endif
1646
1647 #ifdef FEAT_CLIENTSERVER
1648 if (serverName == NULL && serverDelayedStartName != NULL)
1649 {
1650 /* This is a :gui command in a plain vim with no previous server */
1651 commWindow = XtWindow(vimShell);
1652 (void)serverRegisterName(gui.dpy, serverDelayedStartName);
1653 }
1654 else
1655 {
1656 /*
1657 * Cannot handle "widget-less" windows with XtProcessEvent() we'll
1658 * have to change the "server" registration to that of the main window
1659 * If we have not registered a name yet, remember the window
1660 */
1661 serverChangeRegisteredWindow(gui.dpy, XtWindow(vimShell));
1662 }
1663 XtAddEventHandler(vimShell, PropertyChangeMask, False,
1664 gui_x11_send_event_handler, NULL);
1665 #endif
1666
1667
1668 #if defined(FEAT_MENU) && defined(FEAT_GUI_ATHENA)
1669 /* The Athena GUI needs this again after opening the window */
1670 gui_position_menu();
1671 # ifdef FEAT_TOOLBAR
1672 gui_mch_set_toolbar_pos(0, gui.menu_height, gui.menu_width,
1673 gui.toolbar_height);
1674 # endif
1675 #endif
1676
1677 /* Get the colors for the highlight groups (gui_check_colors() might have
1678 * changed them) */
1679 highlight_gui_started(); /* re-init colors and fonts */
1680
1681 #ifdef FEAT_HANGULIN
1682 hangul_keyboard_set();
1683 #endif
1684 #ifdef FEAT_XIM
1685 xim_init();
1686 #endif
1687 #ifdef FEAT_SUN_WORKSHOP
1688 workshop_postinit();
1689 #endif
1690
1691 return OK;
1692 }
1693
1694 #if defined(FEAT_BEVAL) || defined(PROTO)
1695 /*
1696 * Convert the tooltip fontset name to an XFontSet.
1697 */
1698 void
1699 gui_init_tooltip_font()
1700 {
1701 XrmValue from, to;
1702
1703 from.addr = (char *)gui.rsrc_tooltip_font_name;
1704 from.size = strlen(from.addr);
1705 to.addr = (XtPointer)&gui.tooltip_fontset;
1706 to.size = sizeof(XFontSet);
1707
1708 if (XtConvertAndStore(vimShell, XtRString, &from, XtRFontSet, &to) == False)
1709 {
1710 /* Failed. What to do? */
1711 }
1712 }
1713 #endif
1714
1715 #if defined(FEAT_MENU) || defined(PROTO)
1716 /* Convert the menu font/fontset name to an XFontStruct/XFontset */
1717 void
1718 gui_init_menu_font()
1719 {
1720 XrmValue from, to;
1721
1722 #ifdef FONTSET_ALWAYS
1723 from.addr = (char *)gui.rsrc_menu_font_name;
1724 from.size = strlen(from.addr);
1725 to.addr = (XtPointer)&gui.menu_fontset;
1726 to.size = sizeof(GuiFontset);
1727
1728 if (XtConvertAndStore(vimShell, XtRString, &from, XtRFontSet, &to) == False)
1729 {
1730 /* Failed. What to do? */
1731 }
1732 #else
1733 from.addr = (char *)gui.rsrc_menu_font_name;
1734 from.size = strlen(from.addr);
1735 to.addr = (XtPointer)&gui.menu_font;
1736 to.size = sizeof(GuiFont);
1737
1738 if (XtConvertAndStore(vimShell, XtRString, &from, XtRFontStruct, &to) == False)
1739 {
1740 /* Failed. What to do? */
1741 }
1742 #endif
1743 }
1744 #endif
1745
1746 void
1747 gui_mch_exit(rc)
1748 int rc UNUSED;
1749 {
1750 #if 0
1751 /* Lesstif gives an error message here, and so does Solaris. The man page
1752 * says that this isn't needed when exiting, so just skip it. */
1753 XtCloseDisplay(gui.dpy);
1754 #endif
1755 vim_free(gui_argv);
1756 gui_argv = NULL;
1757 }
1758
1759 /*
1760 * Get the position of the top left corner of the window.
1761 */
1762 int
1763 gui_mch_get_winpos(x, y)
1764 int *x, *y;
1765 {
1766 Dimension xpos, ypos;
1767
1768 XtVaGetValues(vimShell,
1769 XtNx, &xpos,
1770 XtNy, &ypos,
1771 NULL);
1772 *x = xpos;
1773 *y = ypos;
1774 return OK;
1775 }
1776
1777 /*
1778 * Set the position of the top left corner of the window to the given
1779 * coordinates.
1780 */
1781 void
1782 gui_mch_set_winpos(x, y)
1783 int x, y;
1784 {
1785 XtVaSetValues(vimShell,
1786 XtNx, x,
1787 XtNy, y,
1788 NULL);
1789 }
1790
1791 void
1792 gui_mch_set_shellsize(width, height, min_width, min_height,
1793 base_width, base_height, direction)
1794 int width;
1795 int height;
1796 int min_width;
1797 int min_height;
1798 int base_width;
1799 int base_height;
1800 int direction UNUSED;
1801 {
1802 #ifdef FEAT_XIM
1803 height += xim_get_status_area_height(),
1804 #endif
1805 XtVaSetValues(vimShell,
1806 XtNwidthInc, gui.char_width,
1807 XtNheightInc, gui.char_height,
1808 #if defined(XtSpecificationRelease) && XtSpecificationRelease >= 4
1809 XtNbaseWidth, base_width,
1810 XtNbaseHeight, base_height,
1811 #endif
1812 XtNminWidth, min_width,
1813 XtNminHeight, min_height,
1814 XtNwidth, width,
1815 XtNheight, height,
1816 NULL);
1817 }
1818
1819 /*
1820 * Allow 10 pixels for horizontal borders, 'guiheadroom' for vertical borders.
1821 * Is there no way in X to find out how wide the borders really are?
1822 */
1823 void
1824 gui_mch_get_screen_dimensions(screen_w, screen_h)
1825 int *screen_w;
1826 int *screen_h;
1827 {
1828 *screen_w = DisplayWidth(gui.dpy, DefaultScreen(gui.dpy)) - 10;
1829 *screen_h = DisplayHeight(gui.dpy, DefaultScreen(gui.dpy)) - p_ghr;
1830 }
1831
1832 /*
1833 * Initialise vim to use the font "font_name". If it's NULL, pick a default
1834 * font.
1835 * If "fontset" is TRUE, load the "font_name" as a fontset.
1836 * Return FAIL if the font could not be loaded, OK otherwise.
1837 */
1838 int
1839 gui_mch_init_font(font_name, do_fontset)
1840 char_u *font_name;
1841 int do_fontset UNUSED;
1842 {
1843 XFontStruct *font = NULL;
1844
1845 #ifdef FEAT_XFONTSET
1846 XFontSet fontset = NULL;
1847 #endif
1848
1849 #ifdef FEAT_GUI_MOTIF
1850 /* A font name equal "*" is indicating, that we should activate the font
1851 * selection dialogue to get a new font name. So let us do it here. */
1852 if (font_name != NULL && STRCMP(font_name, "*") == 0)
1853 font_name = gui_xm_select_font(hl_get_font_name());
1854 #endif
1855
1856 #ifdef FEAT_XFONTSET
1857 if (do_fontset)
1858 {
1859 /* If 'guifontset' is set, VIM treats all font specifications as if
1860 * they were fontsets, and 'guifontset' becomes the default. */
1861 if (font_name != NULL)
1862 {
1863 fontset = (XFontSet)gui_mch_get_fontset(font_name, FALSE, TRUE);
1864 if (fontset == NULL)
1865 return FAIL;
1866 }
1867 }
1868 else
1869 #endif
1870 {
1871 if (font_name == NULL)
1872 {
1873 /*
1874 * If none of the fonts in 'font' could be loaded, try the one set
1875 * in the X resource, and finally just try using DFLT_FONT, which
1876 * will hopefully always be there.
1877 */
1878 font_name = gui.rsrc_font_name;
1879 font = (XFontStruct *)gui_mch_get_font(font_name, FALSE);
1880 if (font == NULL)
1881 font_name = (char_u *)DFLT_FONT;
1882 }
1883 if (font == NULL)
1884 font = (XFontStruct *)gui_mch_get_font(font_name, FALSE);
1885 if (font == NULL)
1886 return FAIL;
1887 }
1888
1889 gui_mch_free_font(gui.norm_font);
1890 #ifdef FEAT_XFONTSET
1891 gui_mch_free_fontset(gui.fontset);
1892
1893 if (fontset != NULL)
1894 {
1895 gui.norm_font = NOFONT;
1896 gui.fontset = (GuiFontset)fontset;
1897 gui.char_width = fontset_width(fontset);
1898 gui.char_height = fontset_height(fontset) + p_linespace;
1899 gui.char_ascent = fontset_ascent(fontset) + p_linespace / 2;
1900 }
1901 else
1902 #endif
1903 {
1904 gui.norm_font = (GuiFont)font;
1905 #ifdef FEAT_XFONTSET
1906 gui.fontset = NOFONTSET;
1907 #endif
1908 gui.char_width = font->max_bounds.width;
1909 gui.char_height = font->ascent + font->descent + p_linespace;
1910 gui.char_ascent = font->ascent + p_linespace / 2;
1911 }
1912
1913 hl_set_font_name(font_name);
1914
1915 /*
1916 * Try to load other fonts for bold, italic, and bold-italic.
1917 * We should also try to work out what font to use for these when they are
1918 * not specified by X resources, but we don't yet.
1919 */
1920 if (font_name == gui.rsrc_font_name)
1921 {
1922 if (gui.bold_font == NOFONT
1923 && gui.rsrc_bold_font_name != NULL
1924 && *gui.rsrc_bold_font_name != NUL)
1925 gui.bold_font = gui_mch_get_font(gui.rsrc_bold_font_name, FALSE);
1926 if (gui.ital_font == NOFONT
1927 && gui.rsrc_ital_font_name != NULL
1928 && *gui.rsrc_ital_font_name != NUL)
1929 gui.ital_font = gui_mch_get_font(gui.rsrc_ital_font_name, FALSE);
1930 if (gui.boldital_font == NOFONT
1931 && gui.rsrc_boldital_font_name != NULL
1932 && *gui.rsrc_boldital_font_name != NUL)
1933 gui.boldital_font = gui_mch_get_font(gui.rsrc_boldital_font_name,
1934 FALSE);
1935 }
1936 else
1937 {
1938 /* When not using the font specified by the resources, also don't use
1939 * the bold/italic fonts, otherwise setting 'guifont' will look very
1940 * strange. */
1941 if (gui.bold_font != NOFONT)
1942 {
1943 XFreeFont(gui.dpy, (XFontStruct *)gui.bold_font);
1944 gui.bold_font = NOFONT;
1945 }
1946 if (gui.ital_font != NOFONT)
1947 {
1948 XFreeFont(gui.dpy, (XFontStruct *)gui.ital_font);
1949 gui.ital_font = NOFONT;
1950 }
1951 if (gui.boldital_font != NOFONT)
1952 {
1953 XFreeFont(gui.dpy, (XFontStruct *)gui.boldital_font);
1954 gui.boldital_font = NOFONT;
1955 }
1956 }
1957
1958 #ifdef FEAT_GUI_MOTIF
1959 gui_motif_synch_fonts();
1960 #endif
1961
1962 return OK;
1963 }
1964
1965 /*
1966 * Get a font structure for highlighting.
1967 */
1968 GuiFont
1969 gui_mch_get_font(name, giveErrorIfMissing)
1970 char_u *name;
1971 int giveErrorIfMissing;
1972 {
1973 XFontStruct *font;
1974
1975 if (!gui.in_use || name == NULL) /* can't do this when GUI not running */
1976 return NOFONT;
1977
1978 font = XLoadQueryFont(gui.dpy, (char *)name);
1979
1980 if (font == NULL)
1981 {
1982 if (giveErrorIfMissing)
1983 EMSG2(_(e_font), name);
1984 return NOFONT;
1985 }
1986
1987 #ifdef DEBUG
1988 printf("Font Information for '%s':\n", name);
1989 printf(" w = %d, h = %d, ascent = %d, descent = %d\n",
1990 font->max_bounds.width, font->ascent + font->descent,
1991 font->ascent, font->descent);
1992 printf(" max ascent = %d, max descent = %d, max h = %d\n",
1993 font->max_bounds.ascent, font->max_bounds.descent,
1994 font->max_bounds.ascent + font->max_bounds.descent);
1995 printf(" min lbearing = %d, min rbearing = %d\n",
1996 font->min_bounds.lbearing, font->min_bounds.rbearing);
1997 printf(" max lbearing = %d, max rbearing = %d\n",
1998 font->max_bounds.lbearing, font->max_bounds.rbearing);
1999 printf(" leftink = %d, rightink = %d\n",
2000 (font->min_bounds.lbearing < 0),
2001 (font->max_bounds.rbearing > font->max_bounds.width));
2002 printf("\n");
2003 #endif
2004
2005 if (font->max_bounds.width != font->min_bounds.width)
2006 {
2007 EMSG2(_(e_fontwidth), name);
2008 XFreeFont(gui.dpy, font);
2009 return NOFONT;
2010 }
2011 return (GuiFont)font;
2012 }
2013
2014 #if defined(FEAT_EVAL) || defined(PROTO)
2015 /*
2016 * Return the name of font "font" in allocated memory.
2017 * Don't know how to get the actual name, thus use the provided name.
2018 */
2019 char_u *
2020 gui_mch_get_fontname(font, name)
2021 GuiFont font UNUSED;
2022 char_u *name;
2023 {
2024 if (name == NULL)
2025 return NULL;
2026 return vim_strsave(name);
2027 }
2028 #endif
2029
2030 /*
2031 * Adjust gui.char_height (after 'linespace' was changed).
2032 */
2033 int
2034 gui_mch_adjust_charheight()
2035 {
2036 #ifdef FEAT_XFONTSET
2037 if (gui.fontset != NOFONTSET)
2038 {
2039 gui.char_height = fontset_height((XFontSet)gui.fontset) + p_linespace;
2040 gui.char_ascent = fontset_ascent((XFontSet)gui.fontset)
2041 + p_linespace / 2;
2042 }
2043 else
2044 #endif
2045 {
2046 XFontStruct *font = (XFontStruct *)gui.norm_font;
2047
2048 gui.char_height = font->ascent + font->descent + p_linespace;
2049 gui.char_ascent = font->ascent + p_linespace / 2;
2050 }
2051 return OK;
2052 }
2053
2054 /*
2055 * Set the current text font.
2056 */
2057 void
2058 gui_mch_set_font(font)
2059 GuiFont font;
2060 {
2061 static Font prev_font = (Font)-1;
2062 Font fid = ((XFontStruct *)font)->fid;
2063
2064 if (fid != prev_font)
2065 {
2066 XSetFont(gui.dpy, gui.text_gc, fid);
2067 XSetFont(gui.dpy, gui.back_gc, fid);
2068 prev_font = fid;
2069 gui.char_ascent = ((XFontStruct *)font)->ascent + p_linespace / 2;
2070 }
2071 #ifdef FEAT_XFONTSET
2072 current_fontset = (XFontSet)NULL;
2073 #endif
2074 }
2075
2076 #if defined(FEAT_XFONTSET) || defined(PROTO)
2077 /*
2078 * Set the current text fontset.
2079 * Adjust the ascent, in case it's different.
2080 */
2081 void
2082 gui_mch_set_fontset(fontset)
2083 GuiFontset fontset;
2084 {
2085 current_fontset = (XFontSet)fontset;
2086 gui.char_ascent = fontset_ascent(current_fontset) + p_linespace / 2;
2087 }
2088 #endif
2089
2090 /*
2091 * If a font is not going to be used, free its structure.
2092 */
2093 void
2094 gui_mch_free_font(font)
2095 GuiFont font;
2096 {
2097 if (font != NOFONT)
2098 XFreeFont(gui.dpy, (XFontStruct *)font);
2099 }
2100
2101 #if defined(FEAT_XFONTSET) || defined(PROTO)
2102 /*
2103 * If a fontset is not going to be used, free its structure.
2104 */
2105 void
2106 gui_mch_free_fontset(fontset)
2107 GuiFontset fontset;
2108 {
2109 if (fontset != NOFONTSET)
2110 XFreeFontSet(gui.dpy, (XFontSet)fontset);
2111 }
2112
2113 /*
2114 * Load the fontset "name".
2115 * Return a reference to the fontset, or NOFONTSET when failing.
2116 */
2117 GuiFontset
2118 gui_mch_get_fontset(name, giveErrorIfMissing, fixed_width)
2119 char_u *name;
2120 int giveErrorIfMissing;
2121 int fixed_width;
2122 {
2123 XFontSet fontset;
2124 char **missing, *def_str;
2125 int num_missing;
2126
2127 if (!gui.in_use || name == NULL)
2128 return NOFONTSET;
2129
2130 fontset = XCreateFontSet(gui.dpy, (char *)name, &missing, &num_missing,
2131 &def_str);
2132 if (num_missing > 0)
2133 {
2134 int i;
2135
2136 if (giveErrorIfMissing)
2137 {
2138 EMSG2(_("E250: Fonts for the following charsets are missing in fontset %s:"), name);
2139 for (i = 0; i < num_missing; i++)
2140 EMSG2("%s", missing[i]);
2141 }
2142 XFreeStringList(missing);
2143 }
2144
2145 if (fontset == NULL)
2146 {
2147 if (giveErrorIfMissing)
2148 EMSG2(_(e_fontset), name);
2149 return NOFONTSET;
2150 }
2151
2152 if (fixed_width && check_fontset_sanity(fontset) == FAIL)
2153 {
2154 XFreeFontSet(gui.dpy, fontset);
2155 return NOFONTSET;
2156 }
2157 return (GuiFontset)fontset;
2158 }
2159
2160 /*
2161 * Check if fontset "fs" is fixed width.
2162 */
2163 static int
2164 check_fontset_sanity(fs)
2165 XFontSet fs;
2166 {
2167 XFontStruct **xfs;
2168 char **font_name;
2169 int fn;
2170 char *base_name;
2171 int i;
2172 int min_width;
2173 int min_font_idx = 0;
2174
2175 base_name = XBaseFontNameListOfFontSet(fs);
2176 fn = XFontsOfFontSet(fs, &xfs, &font_name);
2177 for (i = 0; i < fn; i++)
2178 {
2179 if (xfs[i]->max_bounds.width != xfs[i]->min_bounds.width)
2180 {
2181 EMSG2(_("E252: Fontset name: %s"), base_name);
2182 EMSG2(_("Font '%s' is not fixed-width"), font_name[i]);
2183 return FAIL;
2184 }
2185 }
2186 /* scan base font width */
2187 min_width = 32767;
2188 for (i = 0; i < fn; i++)
2189 {
2190 if (xfs[i]->max_bounds.width<min_width)
2191 {
2192 min_width = xfs[i]->max_bounds.width;
2193 min_font_idx = i;
2194 }
2195 }
2196 for (i = 0; i < fn; i++)
2197 {
2198 if ( xfs[i]->max_bounds.width != 2 * min_width
2199 && xfs[i]->max_bounds.width != min_width)
2200 {
2201 EMSG2(_("E253: Fontset name: %s\n"), base_name);
2202 EMSG2(_("Font0: %s\n"), font_name[min_font_idx]);
2203 EMSG2(_("Font1: %s\n"), font_name[i]);
2204 EMSGN(_("Font%ld width is not twice that of font0\n"), i);
2205 EMSGN(_("Font0 width: %ld\n"), xfs[min_font_idx]->max_bounds.width);
2206 EMSGN(_("Font1 width: %ld\n\n"), xfs[i]->max_bounds.width);
2207 return FAIL;
2208 }
2209 }
2210 /* it seems ok. Good Luck!! */
2211 return OK;
2212 }
2213
2214 static int
2215 fontset_width(fs)
2216 XFontSet fs;
2217 {
2218 return XmbTextEscapement(fs, "Vim", 3) / 3;
2219 }
2220
2221 int
2222 fontset_height(fs)
2223 XFontSet fs;
2224 {
2225 XFontSetExtents *extents;
2226
2227 extents = XExtentsOfFontSet(fs);
2228 return extents->max_logical_extent.height;
2229 }
2230
2231 #if (defined(FONTSET_ALWAYS) && defined(FEAT_GUI_ATHENA) \
2232 && defined(FEAT_MENU)) || defined(PROTO)
2233 /*
2234 * Returns the bounding box height around the actual glyph image of all
2235 * characters in all fonts of the fontset.
2236 */
2237 int
2238 fontset_height2(fs)
2239 XFontSet fs;
2240 {
2241 XFontSetExtents *extents;
2242
2243 extents = XExtentsOfFontSet(fs);
2244 return extents->max_ink_extent.height;
2245 }
2246 #endif
2247
2248 /* NOT USED YET
2249 static int
2250 fontset_descent(fs)
2251 XFontSet fs;
2252 {
2253 XFontSetExtents *extents;
2254
2255 extents = XExtentsOfFontSet (fs);
2256 return extents->max_logical_extent.height + extents->max_logical_extent.y;
2257 }
2258 */
2259
2260 static int
2261 fontset_ascent(fs)
2262 XFontSet fs;
2263 {
2264 XFontSetExtents *extents;
2265
2266 extents = XExtentsOfFontSet(fs);
2267 return -extents->max_logical_extent.y;
2268 }
2269
2270 #endif /* FEAT_XFONTSET */
2271
2272 /*
2273 * Return the Pixel value (color) for the given color name.
2274 * Return INVALCOLOR for error.
2275 */
2276 guicolor_T
2277 gui_mch_get_color(reqname)
2278 char_u *reqname;
2279 {
2280 int i;
2281 char_u *name = reqname;
2282 Colormap colormap;
2283 XColor color;
2284 static char *(vimnames[][2]) =
2285 {
2286 /* A number of colors that some X11 systems don't have */
2287 {"LightRed", "#FFBBBB"},
2288 {"LightGreen", "#88FF88"},
2289 {"LightMagenta","#FFBBFF"},
2290 {"DarkCyan", "#008888"},
2291 {"DarkBlue", "#0000BB"},
2292 {"DarkRed", "#BB0000"},
2293 {"DarkMagenta", "#BB00BB"},
2294 {"DarkGrey", "#BBBBBB"},
2295 {"DarkYellow", "#BBBB00"},
2296 {"Gray10", "#1A1A1A"},
2297 {"Grey10", "#1A1A1A"},
2298 {"Gray20", "#333333"},
2299 {"Grey20", "#333333"},
2300 {"Gray30", "#4D4D4D"},
2301 {"Grey30", "#4D4D4D"},
2302 {"Gray40", "#666666"},
2303 {"Grey40", "#666666"},
2304 {"Gray50", "#7F7F7F"},
2305 {"Grey50", "#7F7F7F"},
2306 {"Gray60", "#999999"},
2307 {"Grey60", "#999999"},
2308 {"Gray70", "#B3B3B3"},
2309 {"Grey70", "#B3B3B3"},
2310 {"Gray80", "#CCCCCC"},
2311 {"Grey80", "#CCCCCC"},
2312 {"Gray90", "#E5E5E5"},
2313 {"Grey90", "#E5E5E5"},
2314 {NULL, NULL}
2315 };
2316
2317 /* can't do this when GUI not running */
2318 if (!gui.in_use || *reqname == NUL)
2319 return INVALCOLOR;
2320
2321 colormap = DefaultColormap(gui.dpy, XDefaultScreen(gui.dpy));
2322
2323 /* Do this twice if the name isn't recognized. */
2324 while (name != NULL)
2325 {
2326 i = XParseColor(gui.dpy, colormap, (char *)name, &color);
2327
2328 #if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
2329 if (i == 0)
2330 {
2331 char *old;
2332
2333 /* The X11 system is trying to resolve named colors only by names
2334 * corresponding to the current locale language. But Vim scripts
2335 * usually contain the English color names. Therefore we have to
2336 * try a second time here with the native "C" locale set.
2337 * Hopefully, restoring the old locale this way works on all
2338 * systems...
2339 */
2340 old = setlocale(LC_ALL, NULL);
2341 if (old != NULL && STRCMP(old, "C") != 0)
2342 {
2343 old = (char *)vim_strsave((char_u *)old);
2344 setlocale(LC_ALL, "C");
2345 i = XParseColor(gui.dpy, colormap, (char *)name, &color);
2346 setlocale(LC_ALL, old);
2347 vim_free(old);
2348 }
2349 }
2350 #endif
2351 if (i != 0 && (XAllocColor(gui.dpy, colormap, &color) != 0
2352 || find_closest_color(colormap, &color) == OK))
2353 return (guicolor_T)color.pixel;
2354
2355 /* check for a few builtin names */
2356 for (i = 0; ; ++i)
2357 {
2358 if (vimnames[i][0] == NULL)
2359 {
2360 name = NULL;
2361 break;
2362 }
2363 if (STRICMP(name, vimnames[i][0]) == 0)
2364 {
2365 name = (char_u *)vimnames[i][1];
2366 break;
2367 }
2368 }
2369 }
2370
2371 return INVALCOLOR;
2372 }
2373
2374 /*
2375 * Find closest color for "colorPtr" in "colormap". set "colorPtr" to the
2376 * resulting color.
2377 * Based on a similar function in TCL.
2378 * Return FAIL if not able to find or allocate a color.
2379 */
2380 static int
2381 find_closest_color(colormap, colorPtr)
2382 Colormap colormap;
2383 XColor *colorPtr;
2384 {
2385 double tmp, distance, closestDistance;
2386 int i, closest, numFound, cmap_size;
2387 XColor *colortable;
2388 XVisualInfo template, *visInfoPtr;
2389
2390 template.visualid = XVisualIDFromVisual(DefaultVisual(gui.dpy,
2391 XDefaultScreen(gui.dpy)));
2392 visInfoPtr = XGetVisualInfo(gui.dpy, (long)VisualIDMask,
2393 &template, &numFound);
2394 if (numFound < 1)
2395 /* FindClosestColor couldn't lookup visual */
2396 return FAIL;
2397
2398 cmap_size = visInfoPtr->colormap_size;
2399 XFree((char *)visInfoPtr);
2400 colortable = (XColor *)alloc((unsigned)(cmap_size * sizeof(XColor)));
2401 if (!colortable)
2402 return FAIL; /* out of memory */
2403
2404 for (i = 0; i < cmap_size; i++)
2405 colortable[i].pixel = (unsigned long)i;
2406 XQueryColors (gui.dpy, colormap, colortable, cmap_size);
2407
2408 /*
2409 * Find the color that best approximates the desired one, then
2410 * try to allocate that color. If that fails, it must mean that
2411 * the color was read-write (so we can't use it, since it's owner
2412 * might change it) or else it was already freed. Try again,
2413 * over and over again, until something succeeds.
2414 */
2415 closestDistance = 1e30;
2416 closest = 0;
2417 for (i = 0; i < cmap_size; i++)
2418 {
2419 /*
2420 * Use Euclidean distance in RGB space, weighted by Y (of YIQ)
2421 * as the objective function; this accounts for differences
2422 * in the color sensitivity of the eye.
2423 */
2424 tmp = .30 * (((int)colorPtr->red) - (int)colortable[i].red);
2425 distance = tmp * tmp;
2426 tmp = .61 * (((int)colorPtr->green) - (int)colortable[i].green);
2427 distance += tmp * tmp;
2428 tmp = .11 * (((int)colorPtr->blue) - (int)colortable[i].blue);
2429 distance += tmp * tmp;
2430 if (distance < closestDistance)
2431 {
2432 closest = i;
2433 closestDistance = distance;
2434 }
2435 }
2436
2437 if (XAllocColor(gui.dpy, colormap, &colortable[closest]) != 0)
2438 {
2439 gui.color_approx = TRUE;
2440 *colorPtr = colortable[closest];
2441 }
2442
2443 vim_free(colortable);
2444 return OK;
2445 }
2446
2447 /*
2448 * Set the current text foreground color.
2449 */
2450 void
2451 gui_mch_set_fg_color(color)
2452 guicolor_T color;
2453 {
2454 if (color != prev_fg_color)
2455 {
2456 XSetForeground(gui.dpy, gui.text_gc, (Pixel)color);
2457 prev_fg_color = color;
2458 }
2459 }
2460
2461 /*
2462 * Set the current text background color.
2463 */
2464 void
2465 gui_mch_set_bg_color(color)
2466 guicolor_T color;
2467 {
2468 if (color != prev_bg_color)
2469 {
2470 XSetBackground(gui.dpy, gui.text_gc, (Pixel)color);
2471 prev_bg_color = color;
2472 }
2473 }
2474
2475 /*
2476 * Set the current text special color.
2477 */
2478 void
2479 gui_mch_set_sp_color(color)
2480 guicolor_T color;
2481 {
2482 prev_sp_color = color;
2483 }
2484
2485 /*
2486 * create a mouse pointer that is blank
2487 */
2488 static Cursor
2489 gui_x11_create_blank_mouse()
2490 {
2491 Pixmap blank_pixmap = XCreatePixmap(gui.dpy, gui.wid, 1, 1, 1);
2492 GC gc = XCreateGC(gui.dpy, blank_pixmap, (unsigned long)0, (XGCValues*)0);
2493 XDrawPoint(gui.dpy, blank_pixmap, gc, 0, 0);
2494 XFreeGC(gui.dpy, gc);
2495 return XCreatePixmapCursor(gui.dpy, blank_pixmap, blank_pixmap,
2496 (XColor*)&gui.norm_pixel, (XColor*)&gui.norm_pixel, 0, 0);
2497 }
2498
2499 /*
2500 * Draw a curled line at the bottom of the character cell.
2501 */
2502 static void
2503 draw_curl(row, col, cells)
2504 int row;
2505 int col;
2506 int cells;
2507 {
2508 int i;
2509 int offset;
2510 static const int val[8] = {1, 0, 0, 0, 1, 2, 2, 2 };
2511
2512 XSetForeground(gui.dpy, gui.text_gc, prev_sp_color);
2513 for (i = FILL_X(col); i < FILL_X(col + cells); ++i)
2514 {
2515 offset = val[i % 8];
2516 XDrawPoint(gui.dpy, gui.wid, gui.text_gc, i,
2517 FILL_Y(row + 1) - 1 - offset);
2518 }
2519 XSetForeground(gui.dpy, gui.text_gc, prev_fg_color);
2520 }
2521
2522 void
2523 gui_mch_draw_string(row, col, s, len, flags)
2524 int row;
2525 int col;
2526 char_u *s;
2527 int len;
2528 int flags;
2529 {
2530 int cells = len;
2531 #ifdef FEAT_MBYTE
2532 static void *buf = NULL;
2533 static int buflen = 0;
2534 char_u *p;
2535 int wlen = 0;
2536 int c;
2537
2538 if (enc_utf8)
2539 {
2540 /* Convert UTF-8 byte sequence to 16 bit characters for the X
2541 * functions. Need a buffer for the 16 bit characters. Keep it
2542 * between calls, because allocating it each time is slow. */
2543 if (buflen < len)
2544 {
2545 XtFree((char *)buf);
2546 buf = (void *)XtMalloc(len * (sizeof(XChar2b) < sizeof(wchar_t)
2547 ? sizeof(wchar_t) : sizeof(XChar2b)));
2548 buflen = len;
2549 }
2550 p = s;
2551 cells = 0;
2552 while (p < s + len)
2553 {
2554 c = utf_ptr2char(p);
2555 # ifdef FEAT_XFONTSET
2556 if (current_fontset != NULL)
2557 {
2558 # ifdef SMALL_WCHAR_T
2559 if (c >= 0x10000)
2560 c = 0xbf; /* show chars > 0xffff as ? */
2561 # endif
2562 ((wchar_t *)buf)[wlen] = c;
2563 }
2564 else
2565 # endif
2566 {
2567 if (c >= 0x10000)
2568 c = 0xbf; /* show chars > 0xffff as ? */
2569 ((XChar2b *)buf)[wlen].byte1 = (unsigned)c >> 8;
2570 ((XChar2b *)buf)[wlen].byte2 = c;
2571 }
2572 ++wlen;
2573 cells += utf_char2cells(c);
2574 p += utf_ptr2len(p);
2575 }
2576 }
2577 else if (has_mbyte)
2578 {
2579 cells = 0;
2580 for (p = s; p < s + len; )
2581 {
2582 cells += ptr2cells(p);
2583 p += (*mb_ptr2len)(p);
2584 }
2585 }
2586
2587 #endif
2588
2589 #ifdef FEAT_XFONTSET
2590 if (current_fontset != NULL)
2591 {
2592 /* Setup a clip rectangle to avoid spilling over in the next or
2593 * previous line. This is apparently needed for some fonts which are
2594 * used in a fontset. */
2595 XRectangle clip;
2596
2597 clip.x = 0;
2598 clip.y = 0;
2599 clip.height = gui.char_height;
2600 clip.width = gui.char_width * cells + 1;
2601 XSetClipRectangles(gui.dpy, gui.text_gc, FILL_X(col), FILL_Y(row),
2602 &clip, 1, Unsorted);
2603 }
2604 #endif
2605
2606 if (flags & DRAW_TRANSP)
2607 {
2608 #ifdef FEAT_MBYTE
2609 if (enc_utf8)
2610 XDrawString16(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col),
2611 TEXT_Y(row), buf, wlen);
2612 else
2613 #endif
2614 XDrawString(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col),
2615 TEXT_Y(row), (char *)s, len);
2616 }
2617 else if (p_linespace != 0
2618 #ifdef FEAT_XFONTSET
2619 || current_fontset != NULL
2620 #endif
2621 )
2622 {
2623 XSetForeground(gui.dpy, gui.text_gc, prev_bg_color);
2624 XFillRectangle(gui.dpy, gui.wid, gui.text_gc, FILL_X(col),
2625 FILL_Y(row), gui.char_width * cells, gui.char_height);
2626 XSetForeground(gui.dpy, gui.text_gc, prev_fg_color);
2627
2628 #ifdef FEAT_MBYTE
2629 if (enc_utf8)
2630 XDrawString16(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col),
2631 TEXT_Y(row), buf, wlen);
2632 else
2633 #endif
2634 XDrawString(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col),
2635 TEXT_Y(row), (char *)s, len);
2636 }
2637 else
2638 {
2639 /* XmbDrawImageString has bug, don't use it for fontset. */
2640 #ifdef FEAT_MBYTE
2641 if (enc_utf8)
2642 XDrawImageString16(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col),
2643 TEXT_Y(row), buf, wlen);
2644 else
2645 #endif
2646 XDrawImageString(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col),
2647 TEXT_Y(row), (char *)s, len);
2648 }
2649
2650 /* Bold trick: draw the text again with a one-pixel offset. */
2651 if (flags & DRAW_BOLD)
2652 {
2653 #ifdef FEAT_MBYTE
2654 if (enc_utf8)
2655 XDrawString16(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col) + 1,
2656 TEXT_Y(row), buf, wlen);
2657 else
2658 #endif
2659 XDrawString(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col) + 1,
2660 TEXT_Y(row), (char *)s, len);
2661 }
2662
2663 /* Undercurl: draw curl at the bottom of the character cell. */
2664 if (flags & DRAW_UNDERC)
2665 draw_curl(row, col, cells);
2666
2667 /* Underline: draw a line at the bottom of the character cell. */
2668 if (flags & DRAW_UNDERL)
2669 {
2670 int y = FILL_Y(row + 1) - 1;
2671
2672 /* When p_linespace is 0, overwrite the bottom row of pixels.
2673 * Otherwise put the line just below the character. */
2674 if (p_linespace > 1)
2675 y -= p_linespace - 1;
2676 XDrawLine(gui.dpy, gui.wid, gui.text_gc, FILL_X(col),
2677 y, FILL_X(col + cells) - 1, y);
2678 }
2679
2680 #ifdef FEAT_XFONTSET
2681 if (current_fontset != NULL)
2682 XSetClipMask(gui.dpy, gui.text_gc, None);
2683 #endif
2684 }
2685
2686 /*
2687 * Return OK if the key with the termcap name "name" is supported.
2688 */
2689 int
2690 gui_mch_haskey(name)
2691 char_u *name;
2692 {
2693 int i;
2694
2695 for (i = 0; special_keys[i].key_sym != (KeySym)0; i++)
2696 if (name[0] == special_keys[i].vim_code0 &&
2697 name[1] == special_keys[i].vim_code1)
2698 return OK;
2699 return FAIL;
2700 }
2701
2702 /*
2703 * Return the text window-id and display. Only required for X-based GUI's
2704 */
2705 int
2706 gui_get_x11_windis(win, dis)
2707 Window *win;
2708 Display **dis;
2709 {
2710 *win = XtWindow(vimShell);
2711 *dis = gui.dpy;
2712 return OK;
2713 }
2714
2715 void
2716 gui_mch_beep()
2717 {
2718 XBell(gui.dpy, 0);
2719 }
2720
2721 void
2722 gui_mch_flash(msec)
2723 int msec;
2724 {
2725 /* Do a visual beep by reversing the foreground and background colors */
2726 XFillRectangle(gui.dpy, gui.wid, gui.invert_gc, 0, 0,
2727 FILL_X((int)Columns) + gui.border_offset,
2728 FILL_Y((int)Rows) + gui.border_offset);
2729 XSync(gui.dpy, False);
2730 ui_delay((long)msec, TRUE); /* wait for a few msec */
2731 XFillRectangle(gui.dpy, gui.wid, gui.invert_gc, 0, 0,
2732 FILL_X((int)Columns) + gui.border_offset,
2733 FILL_Y((int)Rows) + gui.border_offset);
2734 }
2735
2736 /*
2737 * Invert a rectangle from row r, column c, for nr rows and nc columns.
2738 */
2739 void
2740 gui_mch_invert_rectangle(r, c, nr, nc)
2741 int r;
2742 int c;
2743 int nr;
2744 int nc;
2745 {
2746 XFillRectangle(gui.dpy, gui.wid, gui.invert_gc,
2747 FILL_X(c), FILL_Y(r), (nc) * gui.char_width, (nr) * gui.char_height);
2748 }
2749
2750 /*
2751 * Iconify the GUI window.
2752 */
2753 void
2754 gui_mch_iconify()
2755 {
2756 XIconifyWindow(gui.dpy, XtWindow(vimShell), DefaultScreen(gui.dpy));
2757 }
2758
2759 #if defined(FEAT_EVAL) || defined(PROTO)
2760 /*
2761 * Bring the Vim window to the foreground.
2762 */
2763 void
2764 gui_mch_set_foreground()
2765 {
2766 XMapRaised(gui.dpy, XtWindow(vimShell));
2767 }
2768 #endif
2769
2770 /*
2771 * Draw a cursor without focus.
2772 */
2773 void
2774 gui_mch_draw_hollow_cursor(color)
2775 guicolor_T color;
2776 {
2777 int w = 1;
2778
2779 #ifdef FEAT_MBYTE
2780 if (mb_lefthalve(gui.row, gui.col))
2781 w = 2;
2782 #endif
2783 gui_mch_set_fg_color(color);
2784 XDrawRectangle(gui.dpy, gui.wid, gui.text_gc, FILL_X(gui.col),
2785 FILL_Y(gui.row), w * gui.char_width - 1, gui.char_height - 1);
2786 }
2787
2788 /*
2789 * Draw part of a cursor, "w" pixels wide, and "h" pixels high, using
2790 * color "color".
2791 */
2792 void
2793 gui_mch_draw_part_cursor(w, h, color)
2794 int w;
2795 int h;
2796 guicolor_T color;
2797 {
2798 gui_mch_set_fg_color(color);
2799
2800 XFillRectangle(gui.dpy, gui.wid, gui.text_gc,
2801 #ifdef FEAT_RIGHTLEFT
2802 /* vertical line should be on the right of current point */
2803 CURSOR_BAR_RIGHT ? FILL_X(gui.col + 1) - w :
2804 #endif
2805 FILL_X(gui.col),
2806 FILL_Y(gui.row) + gui.char_height - h,
2807 w, h);
2808 }
2809
2810 /*
2811 * Catch up with any queued X events. This may put keyboard input into the
2812 * input buffer, call resize call-backs, trigger timers etc. If there is
2813 * nothing in the X event queue (& no timers pending), then we return
2814 * immediately.
2815 */
2816 void
2817 gui_mch_update()
2818 {
2819 XtInputMask mask, desired;
2820
2821 #ifdef ALT_X_INPUT
2822 if (suppress_alternate_input)
2823 desired = (XtIMXEvent | XtIMTimer);
2824 else
2825 #endif
2826 desired = (XtIMAll);
2827 while ((mask = XtAppPending(app_context)) && (mask & desired)
2828 && !vim_is_input_buf_full())
2829 XtAppProcessEvent(app_context, desired);
2830 }
2831
2832 /*
2833 * GUI input routine called by gui_wait_for_chars(). Waits for a character
2834 * from the keyboard.
2835 * wtime == -1 Wait forever.
2836 * wtime == 0 This should never happen.
2837 * wtime > 0 Wait wtime milliseconds for a character.
2838 * Returns OK if a character was found to be available within the given time,
2839 * or FAIL otherwise.
2840 */
2841 int
2842 gui_mch_wait_for_chars(wtime)
2843 long wtime;
2844 {
2845 int focus;
2846
2847 /*
2848 * Make this static, in case gui_x11_timer_cb is called after leaving
2849 * this function (otherwise a random value on the stack may be changed).
2850 */
2851 static int timed_out;
2852 XtIntervalId timer = (XtIntervalId)0;
2853 XtInputMask desired;
2854 #ifdef FEAT_SNIFF
2855 static int sniff_on = 0;
2856 static XtInputId sniff_input_id = 0;
2857 #endif
2858
2859 timed_out = FALSE;
2860
2861 #ifdef FEAT_SNIFF
2862 if (sniff_on && !want_sniff_request)
2863 {
2864 if (sniff_input_id)
2865 XtRemoveInput(sniff_input_id);
2866 sniff_on = 0;
2867 }
2868 else if (!sniff_on && want_sniff_request)
2869 {
2870 sniff_input_id = XtAppAddInput(app_context, fd_from_sniff,
2871 (XtPointer)XtInputReadMask, gui_x11_sniff_request_cb, 0);
2872 sniff_on = 1;
2873 }
2874 #endif
2875
2876 if (wtime > 0)
2877 timer = XtAppAddTimeOut(app_context, (long_u)wtime, gui_x11_timer_cb,
2878 &timed_out);
2879
2880 focus = gui.in_focus;
2881 #ifdef ALT_X_INPUT
2882 if (suppress_alternate_input)
2883 desired = (XtIMXEvent | XtIMTimer);
2884 else
2885 #endif
2886 desired = (XtIMAll);
2887 while (!timed_out)
2888 {
2889 /* Stop or start blinking when focus changes */
2890 if (gui.in_focus != focus)
2891 {
2892 if (gui.in_focus)
2893 gui_mch_start_blink();
2894 else
2895 gui_mch_stop_blink();
2896 focus = gui.in_focus;
2897 }
2898
2899 /*
2900 * Don't use gui_mch_update() because then we will spin-lock until a
2901 * char arrives, instead we use XtAppProcessEvent() to hang until an
2902 * event arrives. No need to check for input_buf_full because we are
2903 * returning as soon as it contains a single char. Note that
2904 * XtAppNextEvent() may not be used because it will not return after a
2905 * timer event has arrived -- webb
2906 */
2907 XtAppProcessEvent(app_context, desired);
2908
2909 if (input_available())
2910 {
2911 if (timer != (XtIntervalId)0 && !timed_out)
2912 XtRemoveTimeOut(timer);
2913 return OK;
2914 }
2915 }
2916 return FAIL;
2917 }
2918
2919 /*
2920 * Output routines.
2921 */
2922
2923 /* Flush any output to the screen */
2924 void
2925 gui_mch_flush()
2926 {
2927 XFlush(gui.dpy);
2928 }
2929
2930 /*
2931 * Clear a rectangular region of the screen from text pos (row1, col1) to
2932 * (row2, col2) inclusive.
2933 */
2934 void
2935 gui_mch_clear_block(row1, col1, row2, col2)
2936 int row1;
2937 int col1;
2938 int row2;
2939 int col2;
2940 {
2941 int x;
2942
2943 x = FILL_X(col1);
2944
2945 /* Clear one extra pixel at the far right, for when bold characters have
2946 * spilled over to the next column. */
2947 XFillRectangle(gui.dpy, gui.wid, gui.back_gc, x, FILL_Y(row1),
2948 (col2 - col1 + 1) * gui.char_width + (col2 == Columns - 1),
2949 (row2 - row1 + 1) * gui.char_height);
2950 }
2951
2952 void
2953 gui_mch_clear_all()
2954 {
2955 XClearArea(gui.dpy, gui.wid, 0, 0, 0, 0, False);
2956 }
2957
2958 /*
2959 * Delete the given number of lines from the given row, scrolling up any
2960 * text further down within the scroll region.
2961 */
2962 void
2963 gui_mch_delete_lines(row, num_lines)
2964 int row;
2965 int num_lines;
2966 {
2967 if (gui.visibility == VisibilityFullyObscured)
2968 return; /* Can't see the window */
2969
2970 /* copy one extra pixel at the far right, for when bold has spilled
2971 * over */
2972 XCopyArea(gui.dpy, gui.wid, gui.wid, gui.text_gc,
2973 FILL_X(gui.scroll_region_left), FILL_Y(row + num_lines),
2974 gui.char_width * (gui.scroll_region_right - gui.scroll_region_left + 1)
2975 + (gui.scroll_region_right == Columns - 1),
2976 gui.char_height * (gui.scroll_region_bot - row - num_lines + 1),
2977 FILL_X(gui.scroll_region_left), FILL_Y(row));
2978
2979 gui_clear_block(gui.scroll_region_bot - num_lines + 1,
2980 gui.scroll_region_left,
2981 gui.scroll_region_bot, gui.scroll_region_right);
2982 gui_x11_check_copy_area();
2983 }
2984
2985 /*
2986 * Insert the given number of lines before the given row, scrolling down any
2987 * following text within the scroll region.
2988 */
2989 void
2990 gui_mch_insert_lines(row, num_lines)
2991 int row;
2992 int num_lines;
2993 {
2994 if (gui.visibility == VisibilityFullyObscured)
2995 return; /* Can't see the window */
2996
2997 /* copy one extra pixel at the far right, for when bold has spilled
2998 * over */
2999 XCopyArea(gui.dpy, gui.wid, gui.wid, gui.text_gc,
3000 FILL_X(gui.scroll_region_left), FILL_Y(row),
3001 gui.char_width * (gui.scroll_region_right - gui.scroll_region_left + 1)
3002 + (gui.scroll_region_right == Columns - 1),
3003 gui.char_height * (gui.scroll_region_bot - row - num_lines + 1),
3004 FILL_X(gui.scroll_region_left), FILL_Y(row + num_lines));
3005
3006 gui_clear_block(row, gui.scroll_region_left,
3007 row + num_lines - 1, gui.scroll_region_right);
3008 gui_x11_check_copy_area();
3009 }
3010
3011 /*
3012 * Update the region revealed by scrolling up/down.
3013 */
3014 static void
3015 gui_x11_check_copy_area()
3016 {
3017 XEvent event;
3018 XGraphicsExposeEvent *gevent;
3019
3020 if (gui.visibility != VisibilityPartiallyObscured)
3021 return;
3022
3023 XFlush(gui.dpy);
3024
3025 /* Wait to check whether the scroll worked or not */
3026 for (;;)
3027 {
3028 if (XCheckTypedEvent(gui.dpy, NoExpose, &event))
3029 return; /* The scroll worked. */
3030
3031 if (XCheckTypedEvent(gui.dpy, GraphicsExpose, &event))
3032 {
3033 gevent = (XGraphicsExposeEvent *)&event;
3034 gui_redraw(gevent->x, gevent->y, gevent->width, gevent->height);
3035 if (gevent->count == 0)
3036 return; /* This was the last expose event */
3037 }
3038 XSync(gui.dpy, False);
3039 }
3040 }
3041
3042 /*
3043 * X Selection stuff, for cutting and pasting text to other windows.
3044 */
3045
3046 void
3047 clip_mch_lose_selection(cbd)
3048 VimClipboard *cbd;
3049 {
3050 clip_x11_lose_selection(vimShell, cbd);
3051 }
3052
3053 int
3054 clip_mch_own_selection(cbd)
3055 VimClipboard *cbd;
3056 {
3057 return clip_x11_own_selection(vimShell, cbd);
3058 }
3059
3060 void
3061 clip_mch_request_selection(cbd)
3062 VimClipboard *cbd;
3063 {
3064 clip_x11_request_selection(vimShell, gui.dpy, cbd);
3065 }
3066
3067 void
3068 clip_mch_set_selection(cbd)
3069 VimClipboard *cbd;
3070 {
3071 clip_x11_set_selection(cbd);
3072 }
3073
3074 #if defined(FEAT_MENU) || defined(PROTO)
3075 /*
3076 * Menu stuff.
3077 */
3078
3079 /*
3080 * Make a menu either grey or not grey.
3081 */
3082 void
3083 gui_mch_menu_grey(menu, grey)
3084 vimmenu_T *menu;
3085 int grey;
3086 {
3087 if (menu->id != (Widget)0)
3088 {
3089 gui_mch_menu_hidden(menu, False);
3090 if (grey
3091 #ifdef FEAT_GUI_MOTIF
3092 || !menu->sensitive
3093 #endif
3094 )
3095 XtSetSensitive(menu->id, False);
3096 else
3097 XtSetSensitive(menu->id, True);
3098 }
3099 }
3100
3101 /*
3102 * Make menu item hidden or not hidden
3103 */
3104 void
3105 gui_mch_menu_hidden(menu, hidden)
3106 vimmenu_T *menu;
3107 int hidden;
3108 {
3109 if (menu->id != (Widget)0)
3110 {
3111 if (hidden)
3112 XtUnmanageChild(menu->id);
3113 else
3114 XtManageChild(menu->id);
3115 }
3116 }
3117
3118 /*
3119 * This is called after setting all the menus to grey/hidden or not.
3120 */
3121 void
3122 gui_mch_draw_menubar()
3123 {
3124 /* Nothing to do in X */
3125 }
3126
3127 void
3128 gui_x11_menu_cb(w, client_data, call_data)
3129 Widget w UNUSED;
3130 XtPointer client_data;
3131 XtPointer call_data UNUSED;
3132 {
3133 gui_menu_cb((vimmenu_T *)client_data);
3134 }
3135
3136 #endif /* FEAT_MENU */
3137
3138
3139
3140 /*
3141 * Function called when window closed. Works like ":qa".
3142 * Should put up a requester!
3143 */
3144 static void
3145 gui_x11_wm_protocol_handler(w, client_data, event, dum)
3146 Widget w UNUSED;
3147 XtPointer client_data UNUSED;
3148 XEvent *event;
3149 Boolean *dum UNUSED;
3150 {
3151 /*
3152 * Only deal with Client messages.
3153 */
3154 if (event->type != ClientMessage)
3155 return;
3156
3157 /*
3158 * The WM_SAVE_YOURSELF event arrives when the window manager wants to
3159 * exit. That can be cancelled though, thus Vim shouldn't exit here.
3160 * Just sync our swap files.
3161 */
3162 if ((Atom)((XClientMessageEvent *)event)->data.l[0] ==
3163 wm_atoms[SAVE_YOURSELF_IDX])
3164 {
3165 out_flush();
3166 ml_sync_all(FALSE, FALSE); /* preserve all swap files */
3167
3168 /* Set the window's WM_COMMAND property, to let the window manager
3169 * know we are done saving ourselves. We don't want to be restarted,
3170 * thus set argv to NULL. */
3171 XSetCommand(gui.dpy, XtWindow(vimShell), NULL, 0);
3172 return;
3173 }
3174
3175 if ((Atom)((XClientMessageEvent *)event)->data.l[0] !=
3176 wm_atoms[DELETE_WINDOW_IDX])
3177 return;
3178
3179 gui_shell_closed();
3180 }
3181
3182 #ifdef FEAT_CLIENTSERVER
3183 /*
3184 * Function called when property changed. Check for incoming commands
3185 */
3186 static void
3187 gui_x11_send_event_handler(w, client_data, event, dum)
3188 Widget w UNUSED;
3189 XtPointer client_data UNUSED;
3190 XEvent *event;
3191 Boolean *dum UNUSED;
3192 {
3193 XPropertyEvent *e = (XPropertyEvent *) event;
3194
3195 if (e->type == PropertyNotify && e->window == commWindow
3196 && e->atom == commProperty && e->state == PropertyNewValue)
3197 {
3198 serverEventProc(gui.dpy, event);
3199 }
3200 }
3201 #endif
3202
3203 /*
3204 * Cursor blink functions.
3205 *
3206 * This is a simple state machine:
3207 * BLINK_NONE not blinking at all
3208 * BLINK_OFF blinking, cursor is not shown
3209 * BLINK_ON blinking, cursor is shown
3210 */
3211
3212 #define BLINK_NONE 0
3213 #define BLINK_OFF 1
3214 #define BLINK_ON 2
3215
3216 static int blink_state = BLINK_NONE;
3217 static long_u blink_waittime = 700;
3218 static long_u blink_ontime = 400;
3219 static long_u blink_offtime = 250;
3220 static XtIntervalId blink_timer = (XtIntervalId)0;
3221
3222 void
3223 gui_mch_set_blinking(waittime, on, off)
3224 long waittime, on, off;
3225 {
3226 blink_waittime = waittime;
3227 blink_ontime = on;
3228 blink_offtime = off;
3229 }
3230
3231 /*
3232 * Stop the cursor blinking. Show the cursor if it wasn't shown.
3233 */
3234 void
3235 gui_mch_stop_blink()
3236 {
3237 if (blink_timer != (XtIntervalId)0)
3238 {
3239 XtRemoveTimeOut(blink_timer);
3240 blink_timer = (XtIntervalId)0;
3241 }
3242 if (blink_state == BLINK_OFF)
3243 gui_update_cursor(TRUE, FALSE);
3244 blink_state = BLINK_NONE;
3245 }
3246
3247 /*
3248 * Start the cursor blinking. If it was already blinking, this restarts the
3249 * waiting time and shows the cursor.
3250 */
3251 void
3252 gui_mch_start_blink()
3253 {
3254 if (blink_timer != (XtIntervalId)0)
3255 XtRemoveTimeOut(blink_timer);
3256 /* Only switch blinking on if none of the times is zero */
3257 if (blink_waittime && blink_ontime && blink_offtime && gui.in_focus)
3258 {
3259 blink_timer = XtAppAddTimeOut(app_context, blink_waittime,
3260 gui_x11_blink_cb, NULL);
3261 blink_state = BLINK_ON;
3262 gui_update_cursor(TRUE, FALSE);
3263 }
3264 }
3265
3266 static void
3267 gui_x11_blink_cb(timed_out, interval_id)
3268 XtPointer timed_out UNUSED;
3269 XtIntervalId *interval_id UNUSED;
3270 {
3271 if (blink_state == BLINK_ON)
3272 {
3273 gui_undraw_cursor();
3274 blink_state = BLINK_OFF;
3275 blink_timer = XtAppAddTimeOut(app_context, blink_offtime,
3276 gui_x11_blink_cb, NULL);
3277 }
3278 else
3279 {
3280 gui_update_cursor(TRUE, FALSE);
3281 blink_state = BLINK_ON;
3282 blink_timer = XtAppAddTimeOut(app_context, blink_ontime,
3283 gui_x11_blink_cb, NULL);
3284 }
3285 }
3286
3287 /*
3288 * Return the RGB value of a pixel as a long.
3289 */
3290 long_u
3291 gui_mch_get_rgb(pixel)
3292 guicolor_T pixel;
3293 {
3294 XColor xc;
3295 Colormap colormap;
3296
3297 colormap = DefaultColormap(gui.dpy, XDefaultScreen(gui.dpy));
3298 xc.pixel = pixel;
3299 XQueryColor(gui.dpy, colormap, &xc);
3300
3301 return ((xc.red & 0xff00) << 8) + (xc.green & 0xff00)
3302 + ((unsigned)xc.blue >> 8);
3303 }
3304
3305 /*
3306 * Add the callback functions.
3307 */
3308 void
3309 gui_x11_callbacks(textArea, vimForm)
3310 Widget textArea;
3311 Widget vimForm;
3312 {
3313 XtAddEventHandler(textArea, VisibilityChangeMask, FALSE,
3314 gui_x11_visibility_cb, (XtPointer)0);
3315
3316 XtAddEventHandler(textArea, ExposureMask, FALSE, gui_x11_expose_cb,
3317 (XtPointer)0);
3318
3319 XtAddEventHandler(vimShell, StructureNotifyMask, FALSE,
3320 gui_x11_resize_window_cb, (XtPointer)0);
3321
3322 XtAddEventHandler(vimShell, FocusChangeMask, FALSE, gui_x11_focus_change_cb,
3323 (XtPointer)0);
3324 /*
3325 * Only install these enter/leave callbacks when 'p' in 'guioptions'.
3326 * Only needed for some window managers.
3327 */
3328 if (vim_strchr(p_go, GO_POINTER) != NULL)
3329 {
3330 XtAddEventHandler(vimShell, LeaveWindowMask, FALSE, gui_x11_leave_cb,
3331 (XtPointer)0);
3332 XtAddEventHandler(textArea, LeaveWindowMask, FALSE, gui_x11_leave_cb,
3333 (XtPointer)0);
3334 XtAddEventHandler(textArea, EnterWindowMask, FALSE, gui_x11_enter_cb,
3335 (XtPointer)0);
3336 XtAddEventHandler(vimShell, EnterWindowMask, FALSE, gui_x11_enter_cb,
3337 (XtPointer)0);
3338 }
3339
3340 XtAddEventHandler(vimForm, KeyPressMask, FALSE, gui_x11_key_hit_cb,
3341 (XtPointer)0);
3342 XtAddEventHandler(textArea, KeyPressMask, FALSE, gui_x11_key_hit_cb,
3343 (XtPointer)0);
3344
3345 /* get pointer moved events from scrollbar, needed for 'mousefocus' */
3346 XtAddEventHandler(vimForm, PointerMotionMask,
3347 FALSE, gui_x11_mouse_cb, (XtPointer)1);
3348 XtAddEventHandler(textArea, ButtonPressMask | ButtonReleaseMask |
3349 ButtonMotionMask | PointerMotionMask,
3350 FALSE, gui_x11_mouse_cb, (XtPointer)0);
3351 }
3352
3353 /*
3354 * Get current mouse coordinates in text window.
3355 */
3356 void
3357 gui_mch_getmouse(int *x, int *y)
3358 {
3359 int rootx, rooty, winx, winy;
3360 Window root, child;
3361 unsigned int mask;
3362
3363 if (gui.wid && XQueryPointer(gui.dpy, gui.wid, &root, &child,
3364 &rootx, &rooty, &winx, &winy, &mask)) {
3365 *x = winx;
3366 *y = winy;
3367 } else {
3368 *x = -1;
3369 *y = -1;
3370 }
3371 }
3372
3373 void
3374 gui_mch_setmouse(x, y)
3375 int x;
3376 int y;
3377 {
3378 if (gui.wid)
3379 XWarpPointer(gui.dpy, (Window)0, gui.wid, 0, 0, 0, 0, x, y);
3380 }
3381
3382 #if (defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU)) || defined(PROTO)
3383 XButtonPressedEvent *
3384 gui_x11_get_last_mouse_event()
3385 {
3386 return &last_mouse_event;
3387 }
3388 #endif
3389
3390 #if defined(FEAT_SIGN_ICONS) || defined(PROTO)
3391
3392 /* Signs are currently always 2 chars wide. Hopefully the font is big enough
3393 * to provide room for the bitmap! */
3394 # define SIGN_WIDTH (gui.char_width * 2)
3395
3396 #if 0 /* not used */
3397 void
3398 gui_mch_clearsign(row)
3399 int row;
3400 {
3401 if (gui.in_use)
3402 XClearArea(gui.dpy, gui.wid, 0, TEXT_Y(row) - gui.char_height,
3403 SIGN_WIDTH, gui.char_height, FALSE);
3404 }
3405 #endif
3406
3407 void
3408 gui_mch_drawsign(row, col, typenr)
3409 int row;
3410 int col;
3411 int typenr;
3412 {
3413 XImage *sign;
3414
3415 if (gui.in_use && (sign = (XImage *)sign_get_image(typenr)) != NULL)
3416 {
3417 XClearArea(gui.dpy, gui.wid, TEXT_X(col), TEXT_Y(row) - sign->height,
3418 SIGN_WIDTH, gui.char_height, FALSE);
3419 XPutImage(gui.dpy, gui.wid, gui.text_gc, sign, 0, 0,
3420 TEXT_X(col) + (SIGN_WIDTH - sign->width) / 2,
3421 TEXT_Y(row) - sign->height,
3422 sign->width, sign->height);
3423 }
3424 }
3425
3426 void *
3427 gui_mch_register_sign(signfile)
3428 char_u *signfile;
3429 {
3430 XpmAttributes attrs;
3431 XImage *sign = NULL;
3432 int status;
3433
3434 /*
3435 * Setup the color substitution table.
3436 */
3437 if (signfile[0] != NUL && signfile[0] != '-')
3438 {
3439 XpmColorSymbol color[5] =
3440 {
3441 {"none", NULL, 0},
3442 {"iconColor1", NULL, 0},
3443 {"bottomShadowColor", NULL, 0},
3444 {"topShadowColor", NULL, 0},
3445 {"selectColor", NULL, 0}
3446 };
3447 attrs.valuemask = XpmColorSymbols;
3448 attrs.numsymbols = 2;
3449 attrs.colorsymbols = color;
3450 attrs.colorsymbols[0].pixel = gui.back_pixel;
3451 attrs.colorsymbols[1].pixel = gui.norm_pixel;
3452 status = XpmReadFileToImage(gui.dpy, (char *)signfile,
3453 &sign, NULL, &attrs);
3454 if (status == 0)
3455 {
3456 /* Sign width is fixed at two columns now.
3457 if (sign->width > gui.sign_width)
3458 gui.sign_width = sign->width + 8; */
3459 }
3460 else
3461 EMSG(_(e_signdata));
3462 }
3463
3464 return (void *)sign;
3465 }
3466
3467 void
3468 gui_mch_destroy_sign(sign)
3469 void *sign;
3470 {
3471 XDestroyImage((XImage*)sign);
3472 }
3473 #endif
3474
3475
3476 #ifdef FEAT_MOUSESHAPE
3477 /* The last set mouse pointer shape is remembered, to be used when it goes
3478 * from hidden to not hidden. */
3479 static int last_shape = 0;
3480 #endif
3481
3482 /*
3483 * Use the blank mouse pointer or not.
3484 */
3485 void
3486 gui_mch_mousehide(hide)
3487 int hide; /* TRUE = use blank ptr, FALSE = use parent ptr */
3488 {
3489 if (gui.pointer_hidden != hide)
3490 {
3491 gui.pointer_hidden = hide;
3492 if (hide)
3493 XDefineCursor(gui.dpy, gui.wid, gui.blank_pointer);
3494 else
3495 #ifdef FEAT_MOUSESHAPE
3496 mch_set_mouse_shape(last_shape);
3497 #else
3498 XUndefineCursor(gui.dpy, gui.wid);
3499 #endif
3500 }
3501 }
3502
3503 #if defined(FEAT_MOUSESHAPE) || defined(PROTO)
3504
3505 /* Table for shape IDs. Keep in sync with the mshape_names[] table in
3506 * misc2.c! */
3507 static int mshape_ids[] =
3508 {
3509 XC_left_ptr, /* arrow */
3510 0, /* blank */
3511 XC_xterm, /* beam */
3512 XC_sb_v_double_arrow, /* updown */
3513 XC_sizing, /* udsizing */
3514 XC_sb_h_double_arrow, /* leftright */
3515 XC_sizing, /* lrsizing */
3516 XC_watch, /* busy */
3517 XC_X_cursor, /* no */
3518 XC_crosshair, /* crosshair */
3519 XC_hand1, /* hand1 */
3520 XC_hand2, /* hand2 */
3521 XC_pencil, /* pencil */
3522 XC_question_arrow, /* question */
3523 XC_right_ptr, /* right-arrow */
3524 XC_center_ptr, /* up-arrow */
3525 XC_left_ptr /* last one */
3526 };
3527
3528 void
3529 mch_set_mouse_shape(shape)
3530 int shape;
3531 {
3532 int id;
3533
3534 if (!gui.in_use)
3535 return;
3536
3537 if (shape == MSHAPE_HIDE || gui.pointer_hidden)
3538 XDefineCursor(gui.dpy, gui.wid, gui.blank_pointer);
3539 else
3540 {
3541 if (shape >= MSHAPE_NUMBERED)
3542 {
3543 id = shape - MSHAPE_NUMBERED;
3544 if (id >= XC_num_glyphs)
3545 id = XC_left_ptr;
3546 else
3547 id &= ~1; /* they are always even (why?) */
3548 }
3549 else
3550 id = mshape_ids[shape];
3551
3552 XDefineCursor(gui.dpy, gui.wid, XCreateFontCursor(gui.dpy, id));
3553 }
3554 if (shape != MSHAPE_HIDE)
3555 last_shape = shape;
3556 }
3557 #endif
3558
3559 #if (defined(FEAT_TOOLBAR) && defined(FEAT_BEVAL)) || defined(PROTO)
3560 /*
3561 * Set the balloon-eval used for the tooltip of a toolbar menu item.
3562 * The check for a non-toolbar item was added, because there is a crash when
3563 * passing a normal menu item here. Can't explain that, but better avoid it.
3564 */
3565 void
3566 gui_mch_menu_set_tip(menu)
3567 vimmenu_T *menu;
3568 {
3569 if (menu->id != NULL && menu->parent != NULL
3570 && menu_is_toolbar(menu->parent->name))
3571 {
3572 /* Always destroy and create the balloon, in case the string was
3573 * changed. */
3574 if (menu->tip != NULL)
3575 {
3576 gui_mch_destroy_beval_area(menu->tip);
3577 menu->tip = NULL;
3578 }
3579 if (menu->strings[MENU_INDEX_TIP] != NULL)
3580 menu->tip = gui_mch_create_beval_area(
3581 menu->id,
3582 menu->strings[MENU_INDEX_TIP],
3583 NULL,
3584 NULL);
3585 }
3586 }
3587 #endif
Vim with various extensions