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This update includes the 0.20.3pre3 code
[wmaker-crm.git] / src / menu.c
blob7735222ce65f6b81e61a50ee5f5651d1668093cb
1 /* menu.c- generic menu, used for root menu, application menus etc.
2 *
3 * Window Maker window manager
4 *
5 * Copyright (c) 1997, 1998 Alfredo K. Kojima
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
20 * USA.
21 */
22
23 #include "wconfig.h"
24
25 #include <X11/Xlib.h>
26 #include <X11/Xutil.h>
27 #include <X11/keysym.h>
28 #include <stdlib.h>
29 #include <string.h>
30 #include <stdio.h>
31 #include <unistd.h>
32 #include <ctype.h>
33
34 #include "WindowMaker.h"
35 #include "wcore.h"
36 #include "framewin.h"
37 #include "menu.h"
38 #include "actions.h"
39 #include "funcs.h"
40 #include "stacking.h"
41 #include "text.h"
42
43
44 /****** Global Variables ******/
45
46 extern Cursor wCursor[WCUR_LAST];
47
48 extern XContext wWinContext;
49
50 extern WPreferences wPreferences;
51
52 #define MOD_MASK wPreferences.modifier_mask
53
54 #define MENU_SCROLL_STEP menuScrollParameters[(int)wPreferences.menu_scroll_speed].steps
55 #define MENU_SCROLL_DELAY menuScrollParameters[(int)wPreferences.menu_scroll_speed].delay
56
57
58
59 #define MENUW(m) ((m)->frame->core->width+2*FRAME_BORDER_WIDTH)
60 #define MENUH(m) ((m)->frame->core->height+2*FRAME_BORDER_WIDTH)
61
62
63 /***** Local Stuff ******/
64
65 static struct {
66 int steps;
67 int delay;
68 } menuScrollParameters[5] = {
69 {MENU_SCROLL_STEPS_UF, MENU_SCROLL_DELAY_UF},
70 {MENU_SCROLL_STEPS_F, MENU_SCROLL_DELAY_F},
71 {MENU_SCROLL_STEPS_M, MENU_SCROLL_DELAY_M},
72 {MENU_SCROLL_STEPS_S, MENU_SCROLL_DELAY_S},
73 {MENU_SCROLL_STEPS_U, MENU_SCROLL_DELAY_U}};
74
75
76 static void menuMouseDown(WObjDescriptor *desc, XEvent *event);
77 static void menuExpose(WObjDescriptor *desc, XEvent *event);
78
79 static void menuTitleDoubleClick(WCoreWindow *sender, void *data, XEvent *event);
80 static void menuTitleMouseDown(WCoreWindow *sender, void *data, XEvent *event);
81
82 static void menuCloseClick(WCoreWindow *sender, void *data, XEvent *event);
83
84
85
86 static void selectEntry(WMenu *menu, int entry_no);
87 static void closeCascade(WMenu *menu);
88
89
90
91 /*
92 *----------------------------------------------------------------------
93 * wMenuCreate--
94 * Creates a new empty menu with the specified title. If main_menu
95 * is True, the created menu will be a main menu, which has some special
96 * properties such as being placed over other normal menus.
97 * If title is NULL, the menu will have no titlebar.
98 *
99 * Returns:
100 * The created menu.
101 *----------------------------------------------------------------------
102 */
103 WMenu*
104 wMenuCreate(WScreen *screen, char *title, int main_menu)
105 {
106 WMenu *menu;
107 static int brother=0;
108 int tmp, flags;
109
110 menu = wmalloc(sizeof(WMenu));
111
112 memset(menu, 0, sizeof(WMenu));
113
114 #ifdef SINGLE_MENULEVEL
115 tmp = WMSubmenuLevel;
116 #else
117 tmp = (main_menu ? WMMainMenuLevel : WMSubmenuLevel);
118 #endif
119
120 flags = WFF_SINGLE_STATE;
121 if (title) {
122 flags |= WFF_TITLEBAR|WFF_RIGHT_BUTTON;
123 menu->flags.titled = 1;
124 }
125 menu->frame =
126 wFrameWindowCreate(screen, tmp, 8, 2, 1, 1, flags,
127 screen->menu_title_texture, NULL,
128 screen->menu_title_pixel, &screen->menu_title_gc,
129 &screen->menu_title_font);
130
131 menu->frame->core->descriptor.parent = menu;
132 menu->frame->core->descriptor.parent_type = WCLASS_MENU;
133 menu->frame->core->descriptor.handle_mousedown = menuMouseDown;
134
135 wFrameWindowHideButton(menu->frame, WFF_RIGHT_BUTTON);
136
137 if (title) {
138 menu->frame->title = wstrdup(title);
139 }
140
141 menu->frame->flags.justification = WTJ_LEFT;
142
143 menu->frame->rbutton_image = screen->b_pixmaps[WBUT_CLOSE];
144
145 menu->entry_no = 0;
146 menu->alloced_entries = 0;
147 menu->selected_entry = -1;
148 menu->entries = NULL;
149
150 menu->frame_x = screen->app_menu_x;
151 menu->frame_y = screen->app_menu_y;
152
153 menu->frame->child = menu;
154
155 menu->flags.lowered = 0;
156
157 /* create borders */
158 if (title) {
159 /* setup object descriptors */
160 menu->frame->on_mousedown_titlebar = menuTitleMouseDown;
161 menu->frame->on_dblclick_titlebar = menuTitleDoubleClick;
162 }
163
164 menu->frame->on_click_right = menuCloseClick;
165
166
167 menu->menu = wCoreCreate(menu->frame->core, 0, menu->frame->top_width,
168 menu->frame->core->width, 10);
169
170 menu->menu->descriptor.parent = menu;
171 menu->menu->descriptor.parent_type = WCLASS_MENU;
172 menu->menu->descriptor.handle_expose = menuExpose;
173 menu->menu->descriptor.handle_mousedown = menuMouseDown;
174
175 menu->menu_texture_data = None;
176
177 XMapWindow(dpy, menu->menu->window);
178
179 XFlush(dpy);
180
181 if (!brother) {
182 brother = 1;
183 menu->brother = wMenuCreate(screen, title, main_menu);
184 brother = 0;
185 menu->brother->flags.brother = 1;
186 menu->brother->brother = menu;
187 }
188
189
190 return menu;
191 }
192
193
194
195
196 WMenu*
197 wMenuCreateForApp(WScreen *screen, char *title, int main_menu)
198 {
199 WMenu *menu;
200
201 menu = wMenuCreate(screen, title, main_menu);
202 if (!menu)
203 return NULL;
204 menu->flags.app_menu = 1;
205 menu->brother->flags.app_menu = 1;
206
207 return menu;
208 }
209
210
211
212 static void
213 insertEntry(WMenu *menu, WMenuEntry *entry, int index)
214 {
215 int i;
216
217 for (i=menu->entry_no; i>index; i--) {
218 menu->entries[i]->order++;
219 menu->entries[i+1]=menu->entries[i];
220 }
221 menu->entries[index] = entry;
222 }
223
224
225 void
226 wMenuRefresh(WMenu *menu, int flags)
227 {
228 int i;
229
230 if (flags & MR_TEXT_BACK) {
231 menu->frame->flags.need_texture_remake = 1;
232 }
233
234 if (flags & (MR_RESIZED|MR_TITLE_TEXT)) {
235 menu->flags.realized = 0;
236 }
237
238 wMenuRealize(menu);
239
240 if (menu->flags.titled)
241 wFrameWindowPaint(menu->frame);
242
243 if (!menu->flags.brother) {
244 if (menu->brother)
245 wMenuRefresh(menu->brother, flags);
246
247 for (i=0; i < menu->cascade_no; i++) {
248 if (!menu->cascades[i]->flags.brother)
249 wMenuRefresh(menu->cascades[i], flags);
250 else
251 wMenuRefresh(menu->cascades[i]->brother, flags);
252 }
253 }
254 }
255
256
257
258 WMenuEntry*
259 wMenuInsertCallback(WMenu *menu, int index, char *text,
260 void (*callback)(WMenu *menu, WMenuEntry *entry),
261 void *clientdata)
262 {
263 WMenuEntry *entry;
264
265 #ifdef DEBUG
266 if (!menu) {
267 printf("Passed NULL as menu parameter to wMenuAddCallback() \n");
268 return NULL;
269 }
270 #endif
271
272 assert(menu->flags.brother==0);
273 menu->flags.realized = 0;
274 menu->brother->flags.realized = 0;
275
276 /* reallocate array if it's too small */
277 if (menu->entry_no >= menu->alloced_entries) {
278 void *tmp;
279 #ifdef DEBUG
280 puts("doing wrealloc()");
281 #endif
282 tmp = wrealloc(menu->entries,
283 sizeof(WMenuEntry)*(menu->alloced_entries+5));
284 if (tmp==NULL) {
285 wwarning(_("wrealloc() failed while trying to add menu item"));
286 return NULL;
287 }
288
289 menu->entries = tmp;
290 menu->alloced_entries += 5;
291
292 menu->brother->entries = tmp;
293 menu->brother->alloced_entries = menu->alloced_entries;
294 }
295 entry = wmalloc(sizeof(WMenuEntry));
296 memset(entry, 0, sizeof(WMenuEntry));
297 entry->flags.enabled = 1;
298 entry->text = wstrdup(text);
299 entry->cascade = -1;
300 entry->clientdata = clientdata;
301 entry->callback = callback;
302 if (index<0 || index>=menu->entry_no) {
303 entry->order = menu->entry_no;
304 menu->entries[menu->entry_no] = entry;
305 } else {
306 entry->order = index;
307 insertEntry(menu, entry, index);
308 }
309
310 menu->entry_no++;
311 menu->brother->entry_no = menu->entry_no;
312
313 return entry;
314 }
315
316
317
318 void
319 wMenuEntrySetCascade(WMenu *menu, WMenuEntry *entry, WMenu *cascade)
320 {
321 WMenu *brother = menu->brother;
322 int i, done;
323
324 assert(menu->flags.brother==0);
325
326 if (entry->cascade>=0) {
327 menu->flags.realized = 0;
328 brother->flags.realized = 0;
329 }
330
331 cascade->parent = menu;
332
333 cascade->brother->parent = brother;
334
335 done = 0;
336 for (i=0; i<menu->cascade_no; i++) {
337 if (menu->cascades[i]==NULL) {
338 menu->cascades[i] = cascade;
339 brother->cascades[i] = cascade->brother;
340 done = 1;
341 entry->cascade = i;
342 break;
343 }
344 }
345 if (!done) {
346 entry->cascade = menu->cascade_no;
347
348 menu->cascades = wrealloc(menu->cascades,
349 sizeof(WMenu)*(menu->cascade_no+1));
350 menu->cascades[menu->cascade_no++] = cascade;
351
352
353 brother->cascades = wrealloc(brother->cascades,
354 sizeof(WMenu)*(brother->cascade_no+1));
355 brother->cascades[brother->cascade_no++] = cascade->brother;
356 }
357
358
359 if (menu->flags.lowered) {
360
361 cascade->flags.lowered = 1;
362 ChangeStackingLevel(cascade->frame->core, WMNormalLevel);
363
364 cascade->brother->flags.lowered = 1;
365 ChangeStackingLevel(cascade->brother->frame->core, WMNormalLevel);
366 }
367
368 if (!menu->flags.realized)
369 wMenuRealize(menu);
370 }
371
372
373 void
374 wMenuEntryRemoveCascade(WMenu *menu, WMenuEntry *entry)
375 {
376 assert(menu->flags.brother==0);
377
378 /* destroy cascade menu */
379 if (entry->cascade>=0 && menu->cascades
380 && menu->cascades[entry->cascade]!=NULL) {
381
382 wMenuDestroy(menu->cascades[entry->cascade], True);
383
384 menu->cascades[entry->cascade] = NULL;
385 menu->brother->cascades[entry->cascade] = NULL;
386
387 entry->cascade = -1;
388 }
389 }
390
391
392 void
393 wMenuRemoveItem(WMenu *menu, int index)
394 {
395 int i;
396
397 if (menu->flags.brother) {
398 wMenuRemoveItem(menu->brother, index);
399 return;
400 }
401
402 if (index>=menu->entry_no) return;
403
404 /* destroy cascade menu */
405 wMenuEntryRemoveCascade(menu, menu->entries[index]);
406
407 /* destroy unshared data */
408
409 if (menu->entries[index]->text)
410 free(menu->entries[index]->text);
411
412 if (menu->entries[index]->rtext)
413 free(menu->entries[index]->rtext);
414
415 if (menu->entries[index]->free_cdata && menu->entries[index]->clientdata)
416 (*menu->entries[index]->free_cdata)(menu->entries[index]->clientdata);
417
418 free(menu->entries[index]);
419
420 for (i=index; i<menu->entry_no-1; i++) {
421 menu->entries[i+1]->order--;
422 menu->entries[i]=menu->entries[i+1];
423 }
424 menu->entry_no--;
425 menu->brother->entry_no--;
426 }
427
428
429
430 void
431 wMenuRealize(WMenu *menu)
432 {
433 int i;
434 int width, rwidth, mrwidth, mwidth;
435 int theight, twidth, eheight;
436 WScreen *scr = menu->frame->screen_ptr;
437 static int brother_done=0;
438 int flags;
439
440 if (!brother_done) {
441 brother_done = 1;
442 wMenuRealize(menu->brother);
443 brother_done = 0;
444 }
445
446 flags = WFF_SINGLE_STATE;
447 if (menu->flags.titled)
448 flags |= WFF_TITLEBAR|WFF_RIGHT_BUTTON;
449
450 wFrameWindowUpdateBorders(menu->frame, flags);
451
452 if (menu->flags.titled) {
453 twidth = wTextWidth(scr->menu_title_font->font, menu->frame->title,
454 strlen(menu->frame->title));
455 theight = menu->frame->top_width;
456 twidth += theight + theight/2 + (wPreferences.new_style ? 8 : 0);
457 } else {
458 twidth = 0;
459 theight = 0;
460 }
461 eheight = scr->menu_entry_font->height + 6;
462 menu->entry_height = eheight;
463 mrwidth = 0;
464 mwidth = 0;
465 for (i=0; i<menu->entry_no; i++) {
466 char *text;
467
468 /* search widest text */
469 text = menu->entries[i]->text;
470 width = wTextWidth(scr->menu_entry_font->font, text, strlen(text))+12;
471
472 if (menu->entries[i]->flags.indicator) {
473 width += MENU_INDICATOR_SPACE;
474 }
475
476 if (width > mwidth)
477 mwidth = width;
478
479 /* search widest text on right */
480 text = menu->entries[i]->rtext;
481 if (text)
482 rwidth = wTextWidth(scr->menu_entry_font->font, text,
483 strlen(text)) + 5;
484 else if (menu->entries[i]->cascade>=0)
485 rwidth = eheight;
486 else
487 rwidth = 4;
488
489 if (rwidth > mrwidth)
490 mrwidth = rwidth;
491 }
492 mwidth += mrwidth;
493
494 if (mwidth < twidth)
495 mwidth = twidth;
496
497 wCoreConfigure(menu->menu, 0, theight, mwidth, menu->entry_no*eheight -1);
498
499 wFrameWindowResizeInternal(menu->frame, mwidth, menu->entry_no*eheight -1);
500
501
502 /* setup background texture */
503 switch (scr->menu_item_texture->any.type) {
504 case WTEX_DGRADIENT:
505 case WTEX_VGRADIENT:
506 case WTEX_HGRADIENT:
507 case WTEX_MHGRADIENT:
508 case WTEX_MVGRADIENT:
509 case WTEX_MDGRADIENT:
510 case WTEX_PIXMAP:
511 if (!menu->flags.brother) {
512 FREE_PIXMAP(menu->menu_texture_data);
513
514 wTextureRender(scr, scr->menu_item_texture,
515 &menu->menu_texture_data, menu->menu->width,
516 menu->entry_height, WREL_MENUENTRY);
517 XSetWindowBackgroundPixmap(dpy, menu->menu->window,
518 menu->menu_texture_data);
519 XClearWindow(dpy, menu->menu->window);
520
521 XSetWindowBackgroundPixmap(dpy, menu->brother->menu->window,
522 menu->menu_texture_data);
523 XClearWindow(dpy, menu->brother->menu->window);
524 }
525 break;
526
527 default:
528 XSetWindowBackground(dpy, menu->menu->window,
529 scr->menu_item_texture->any.color.pixel);
530 XClearWindow(dpy, menu->menu->window);
531 }
532
533 menu->flags.realized = 1;
534
535 if (menu->flags.mapped)
536 wMenuPaint(menu);
537 if (menu->brother->flags.mapped)
538 wMenuPaint(menu->brother);
539 }
540
541
542 void
543 wMenuDestroy(WMenu *menu, int recurse)
544 {
545 int i;
546
547 /* remove any pending timers */
548 if (menu->timer)
549 WMDeleteTimerHandler(menu->timer);
550 menu->timer = NULL;
551
552 /* call destroy handler */
553 if (menu->on_destroy)
554 (*menu->on_destroy)(menu);
555
556 /* Destroy items if this menu own them. If this is the "brother" menu,
557 * leave them alone as it is shared by them.
558 */
559 if (!menu->flags.brother) {
560 for (i=0; i<menu->entry_no; i++) {
561
562 free(menu->entries[i]->text);
563
564 if (menu->entries[i]->rtext)
565 free(menu->entries[i]->rtext);
566
567 if (menu->entries[i]->free_cdata && menu->entries[i]->clientdata) {
568 (*menu->entries[i]->free_cdata)(menu->entries[i]->clientdata);
569 }
570 free(menu->entries[i]);
571 }
572
573 if (recurse) {
574 for (i=0; i<menu->cascade_no; i++) {
575 if (menu->cascades[i]) {
576 if (menu->cascades[i]->flags.brother)
577 wMenuDestroy(menu->cascades[i]->brother, recurse);
578 else
579 wMenuDestroy(menu->cascades[i], recurse);
580 }
581 }
582 }
583
584 if (menu->entries)
585 free(menu->entries);
586
587 }
588
589 FREE_PIXMAP(menu->menu_texture_data);
590
591 if (menu->cascades)
592 free(menu->cascades);
593
594 wCoreDestroy(menu->menu);
595 wFrameWindowDestroy(menu->frame);
596
597 /* destroy copy of this menu */
598 if (!menu->flags.brother && menu->brother)
599 wMenuDestroy(menu->brother, False);
600
601 free(menu);
602 }
603
604
605 static void
606 drawFrame(WScreen *scr, Window win, int y, int w, int h)
607 {
608 XSegment segs[2];
609
610 segs[0].x1 = 0;
611 segs[0].y1 = y;
612 segs[0].x2 = w-1;
613 segs[0].y2 = y;
614 segs[1].x1 = 0;
615 segs[1].y1 = y;
616 segs[1].x2 = 0;
617 segs[1].y2 = y + h - 2;
618 XDrawSegments(dpy, win, scr->menu_item_auxtexture->light_gc, segs, 2);
619
620 XDrawLine(dpy, win, scr->menu_item_auxtexture->dark_gc, 0, y+h-1,
621 w-1, y+h-1);
622
623 segs[0].x1 = 1;
624 segs[0].y1 = segs[0].y2 = y + h-2;
625 segs[0].x2 = w-1;
626 segs[1].x1 = segs[1].x2 = w-1;
627 segs[1].y1 = y + 1;
628 segs[1].y2 = y + h-2;
629 XDrawSegments(dpy, win, scr->menu_item_auxtexture->dim_gc, segs, 2);
630 }
631
632
633 static void
634 paintEntry(WMenu *menu, int index, int selected)
635 {
636 int x, y, w, h, tw;
637 GC light, dim, dark, textGC;
638 WScreen *scr=menu->frame->screen_ptr;
639 Window win = menu->menu->window;
640 WMenuEntry *entry=menu->entries[index];
641
642 if (!menu->flags.realized) return;
643 h = menu->entry_height;
644 w = menu->menu->width;
645 y = index * h;
646
647 light = scr->menu_item_auxtexture->light_gc;
648 dim = scr->menu_item_auxtexture->dim_gc;
649 dark = scr->menu_item_auxtexture->dark_gc;
650
651 /* paint background */
652 if (selected) {
653 XSetForeground(dpy, scr->select_menu_gc, scr->select_pixel);
654 XFillRectangle(dpy, win, scr->select_menu_gc, 1, y+1, w-2, h-3);
655 if (scr->menu_item_texture->any.type == WTEX_SOLID)
656 drawFrame(scr, win, y, w, h);
657 } else {
658 if (scr->menu_item_texture->any.type == WTEX_SOLID) {
659 XClearArea(dpy, win, 0, y + 1, w - 1, h - 3, False);
660 /* draw the frame */
661 drawFrame(scr, win, y, w, h);
662 } else {
663 XClearArea(dpy, win, 0, y, w, h, False);
664 }
665 }
666
667 if (selected) {
668 textGC = scr->select_menu_gc;
669 if (entry->flags.enabled)
670 XSetForeground(dpy, textGC, scr->select_text_pixel);
671 else
672 XSetForeground(dpy, textGC, scr->dtext_pixel);
673 } else if (!entry->flags.enabled) {
674 textGC = scr->disabled_menu_entry_gc;
675 } else {
676 textGC = scr->menu_entry_gc;
677 }
678 /* draw text */
679 x = 5;
680 if (entry->flags.indicator)
681 x += MENU_INDICATOR_SPACE + 2;
682
683 wDrawString(win, scr->menu_entry_font,
684 textGC, x, 3+y+scr->menu_entry_font->y, entry->text,
685 strlen(entry->text));
686
687 if (entry->cascade>=0) {
688 /* draw the cascade indicator */
689 XDrawLine(dpy,win,dim, w-11, y+6, w-6, y+h/2-1);
690 XDrawLine(dpy,win,light, w-11, y+h-8, w-6, y+h/2-1);
691 XDrawLine(dpy,win,dark, w-12, y+6, w-12, y+h-8);
692 }
693
694 /* draw indicator */
695 if (entry->flags.indicator && entry->flags.indicator_on) {
696 int iw, ih;
697 WPixmap *indicator;
698
699
700 switch (entry->flags.indicator_type) {
701 case MI_CHECK:
702 indicator = scr->menu_check_indicator;
703 break;
704 case MI_MINIWINDOW:
705 indicator = scr->menu_mini_indicator;
706 break;
707 case MI_HIDDEN:
708 indicator = scr->menu_hide_indicator;
709 break;
710 case MI_SHADED:
711 indicator = scr->menu_shade_indicator;
712 break;
713 case MI_DIAMOND:
714 default:
715 indicator = scr->menu_radio_indicator;
716 break;
717 }
718
719 iw = indicator->width;
720 ih = indicator->height;
721 XSetClipMask(dpy, scr->copy_gc, indicator->mask);
722 XSetClipOrigin(dpy, scr->copy_gc, 5, y+(h-ih)/2);
723 if (selected)
724 XSetForeground(dpy, scr->copy_gc, scr->black_pixel);
725 else
726 XSetForeground(dpy, scr->copy_gc, scr->mtext_pixel);
727 XFillRectangle(dpy, win, scr->copy_gc, 5, y+(h-ih)/2, iw, ih);
728 /*
729 XCopyArea(dpy, indicator->image, win, scr->copy_gc, 0, 0,
730 iw, ih, 5, y+(h-ih)/2);
731 */
732 XSetClipOrigin(dpy, scr->copy_gc, 0, 0);
733 }
734
735 /* draw right text */
736
737 if (entry->rtext && entry->cascade<0) {
738 tw = wTextWidth(scr->menu_entry_font->font, entry->rtext,
739 strlen(entry->rtext));
740
741 wDrawString(win, scr->menu_entry_font, textGC, w-6-tw,
742 3+y+scr->menu_entry_font->y, entry->rtext,
743 strlen(entry->rtext));
744 }
745 }
746
747 static void
748 move_menus(WMenu *menu, int x, int y)
749 {
750 while (menu->parent) {
751 menu = menu->parent;
752 x -= MENUW(menu);
753 if (!wPreferences.align_menus && menu->selected_entry>=0) {
754 y -= menu->selected_entry*menu->entry_height;
755 }
756 }
757 wMenuMove(menu, x, y, True);
758 }
759
760 static void
761 makeVisible(WMenu *menu)
762 {
763 WScreen *scr = menu->frame->screen_ptr;
764 int x1, y1, x2, y2, new_x, new_y, move;
765
766 if (menu->entry_no<0) return;
767
768 x1 = menu->frame_x;
769 y1 = menu->frame_y+menu->frame->top_width
770 + menu->selected_entry*menu->entry_height;
771 x2 = x1 + MENUW(menu);
772 y2 = y1 + menu->entry_height;
773
774 new_x = x1;
775 new_y = y1;
776 move = 0;
777
778 if (x1 < 0) {
779 new_x = 0;
780 move = 1;
781 } else if (x2 >= scr->scr_width) {
782 new_x = scr->scr_width - MENUW(menu) - 1;
783 move = 1;
784 }
785
786 if (y1 < 0) {
787 new_y = 0;
788 move = 1;
789 } else if (y2 >= scr->scr_height) {
790 new_y = scr->scr_height - menu->entry_height - 1;
791 move = 1;
792 }
793
794 new_y = new_y - menu->frame->top_width
795 - menu->selected_entry*menu->entry_height;
796 move_menus(menu, new_x, new_y);
797
798 }
799
800
801 static int
802 check_key(WMenu *menu, XKeyEvent *event)
803 {
804 int i, ch, s;
805 char buffer[32];
806
807 if (XLookupString(event, buffer, 32, NULL, NULL)<1)
808 return -1;
809
810 ch = toupper(buffer[0]);
811
812 s = (menu->selected_entry>=0 ? menu->selected_entry+1 : 0);
813
814 again:
815 for (i=s; i<menu->entry_no; i++) {
816 if (ch==toupper(menu->entries[i]->text[0])) {
817 return i;
818 }
819 }
820 /* no match. Retry from start, if previous started from a selected entry */
821 if (s!=0) {
822 s = 0;
823 goto again;
824 }
825 return -1;
826 }
827
828
829 static int
830 keyboardMenu(WMenu *menu)
831 {
832 XEvent event;
833 KeySym ksym=NoSymbol;
834 int done=0;
835 int index;
836 WMenuEntry *entry;
837 int old_pos_x = menu->frame_x;
838 int old_pos_y = menu->frame_y;
839 int new_x = old_pos_x, new_y = old_pos_y;
840 int scr_width = menu->frame->screen_ptr->scr_width;
841 int scr_height = menu->frame->screen_ptr->scr_height;
842
843 if (menu->flags.editing)
844 return False;
845
846
847 XGrabKeyboard(dpy, menu->frame->core->window, True, GrabModeAsync,
848 GrabModeAsync, CurrentTime);
849
850 if (menu->frame_y+menu->frame->top_width >= scr_height)
851 new_y = scr_height - menu->frame->top_width;
852
853 if (menu->frame_x+MENUW(menu) >= scr_width)
854 new_x = scr_width-MENUW(menu)-1;
855
856 move_menus(menu, new_x, new_y);
857
858 while (!done && menu->flags.mapped) {
859 XAllowEvents(dpy, AsyncKeyboard, CurrentTime);
860 WMMaskEvent(dpy, ExposureMask|ButtonMotionMask|ButtonPressMask
861 |ButtonReleaseMask|KeyPressMask|KeyReleaseMask
862 |SubstructureNotifyMask, &event);
863
864 switch (event.type) {
865 case KeyPress:
866 ksym = XLookupKeysym(&event.xkey, 0);
867 switch (ksym) {
868 case XK_Escape:
869 done = 1;
870 break;
871
872 case XK_Home:
873 case XK_KP_Home:
874 selectEntry(menu, 0);
875 makeVisible(menu);
876 break;
877
878 case XK_End:
879 case XK_KP_End:
880 selectEntry(menu, menu->entry_no-1);
881 makeVisible(menu);
882 break;
883
884 case XK_Up:
885 #ifdef ARROWLESS_KBD
886 case XK_k:
887 #endif
888 case XK_KP_Up:
889 if (menu->selected_entry <= 0)
890 selectEntry(menu, menu->entry_no-1);
891 else
892 selectEntry(menu, menu->selected_entry-1);
893 makeVisible(menu);
894 break;
895
896 case XK_Down:
897 #ifdef ARROWLESS_KBD
898 case XK_j:
899 #endif
900 case XK_KP_Down:
901 if (menu->selected_entry<0)
902 selectEntry(menu, 0);
903 else if (menu->selected_entry == menu->entry_no-1)
904 selectEntry(menu, 0);
905 else if (menu->selected_entry < menu->entry_no-1)
906 selectEntry(menu, menu->selected_entry+1);
907 makeVisible(menu);
908 break;
909
910 case XK_Right:
911 #ifdef ARROWLESS_KBD
912 case XK_l:
913 #endif
914 case XK_KP_Right:
915 if (menu->selected_entry>=0) {
916 WMenuEntry *entry;
917 entry = menu->entries[menu->selected_entry];
918
919 if (entry->cascade >= 0 && menu->cascades
920 && menu->cascades[entry->cascade]->entry_no > 0) {
921
922 XUngrabKeyboard(dpy, CurrentTime);
923
924 selectEntry(menu->cascades[entry->cascade], 0);
925 if (!keyboardMenu(menu->cascades[entry->cascade]))
926 done = 1;
927
928 XGrabKeyboard(dpy, menu->frame->core->window, True,
929 GrabModeAsync, GrabModeAsync,
930 CurrentTime);
931 }
932 }
933 break;
934
935 case XK_Left:
936 #ifdef ARROWLESS_KBD
937 case XK_h:
938 #endif
939 case XK_KP_Left:
940 if (menu->parent!=NULL && menu->parent->selected_entry>=0) {
941 selectEntry(menu, -1);
942 move_menus(menu, old_pos_x, old_pos_y);
943 return True;
944 }
945 break;
946
947 case XK_Return:
948 done = 2;
949 break;
950
951 default:
952 index = check_key(menu, &event.xkey);
953 if (index>=0) {
954 selectEntry(menu, index);
955 }
956 }
957 break;
958
959 default:
960 if (event.type==ButtonPress)
961 done = 1;
962
963 WMHandleEvent(&event);
964 }
965 }
966
967 XUngrabKeyboard(dpy, CurrentTime);
968
969 if (done==2 && menu->selected_entry>=0) {
970 entry = menu->entries[menu->selected_entry];
971 } else {
972 entry = NULL;
973 }
974
975 if (entry && entry->callback!=NULL && entry->flags.enabled
976 && entry->cascade < 0) {
977 #if (MENU_BLINK_COUNT > 0)
978 int sel = menu->selected_entry;
979 int i;
980
981 for (i=0; i<MENU_BLINK_COUNT; i++) {
982 paintEntry(menu, sel, False);
983 XSync(dpy, 0);
984 wusleep(MENU_BLINK_DELAY);
985 paintEntry(menu, sel, True);
986 XSync(dpy, 0);
987 wusleep(MENU_BLINK_DELAY);
988 }
989 #endif
990 selectEntry(menu, -1);
991
992 if (!menu->flags.buttoned) {
993 wMenuUnmap(menu);
994 move_menus(menu, old_pos_x, old_pos_y);
995 }
996 closeCascade(menu);
997
998 (*entry->callback)(menu, entry);
999 } else {
1000 if (!menu->flags.buttoned) {
1001 wMenuUnmap(menu);
1002 move_menus(menu, old_pos_x, old_pos_y);
1003 }
1004 selectEntry(menu, -1);
1005 }
1006
1007
1008 /* returns True if returning from a submenu to a parent menu,
1009 * False if exiting from menu */
1010 return False;
1011 }
1012
1013
1014 void
1015 wMenuMapAt(WMenu *menu, int x, int y, int keyboard)
1016 {
1017 int scr_width = menu->frame->screen_ptr->scr_width;
1018 int scr_height = menu->frame->screen_ptr->scr_height;
1019
1020 if (!menu->flags.realized) {
1021 menu->flags.realized=1;
1022 wMenuRealize(menu);
1023 }
1024 if (!menu->flags.mapped) {
1025 if (wPreferences.wrap_menus) {
1026 if (x<0) x = 0;
1027 if (y<0) y = 0;
1028 if (x+MENUW(menu) > scr_width)
1029 x = scr_width - MENUW(menu);
1030 if (y+MENUH(menu) > scr_height)
1031 y = scr_height - MENUH(menu);
1032 }
1033
1034 XMoveWindow(dpy, menu->frame->core->window, x, y);
1035 menu->frame_x = x;
1036 menu->frame_y = y;
1037 XMapWindow(dpy, menu->frame->core->window);
1038 wRaiseFrame(menu->frame->core);
1039 menu->flags.mapped = 1;
1040 } else {
1041 selectEntry(menu, 0);
1042 }
1043
1044 if (keyboard)
1045 keyboardMenu(menu);
1046 }
1047
1048
1049 void
1050 wMenuMap(WMenu *menu)
1051 {
1052 if (!menu->flags.realized) {
1053 menu->flags.realized=1;
1054 wMenuRealize(menu);
1055 }
1056 if (menu->flags.app_menu && menu->parent==NULL) {
1057 menu->frame_x = menu->frame->screen_ptr->app_menu_x;
1058 menu->frame_y = menu->frame->screen_ptr->app_menu_y;
1059 XMoveWindow(dpy, menu->frame->core->window, menu->frame_x, menu->frame_y);
1060 }
1061 XMapWindow(dpy, menu->frame->core->window);
1062 wRaiseFrame(menu->frame->core);
1063 menu->flags.mapped = 1;
1064 }
1065
1066
1067 void
1068 wMenuUnmap(WMenu *menu)
1069 {
1070 int i;
1071
1072 XUnmapWindow(dpy, menu->frame->core->window);
1073 if (menu->flags.titled && menu->flags.buttoned) {
1074 wFrameWindowHideButton(menu->frame, WFF_RIGHT_BUTTON);
1075 }
1076 menu->flags.buttoned = 0;
1077 menu->flags.mapped = 0;
1078 menu->flags.open_to_left = 0;
1079
1080 for (i=0; i<menu->cascade_no; i++) {
1081 if (menu->cascades[i]!=NULL
1082 && menu->cascades[i]->flags.mapped
1083 && !menu->cascades[i]->flags.buttoned) {
1084
1085 wMenuUnmap(menu->cascades[i]);
1086 }
1087 }
1088 menu->selected_entry = -1;
1089 }
1090
1091
1092
1093 void
1094 wMenuPaint(WMenu *menu)
1095 {
1096 int i;
1097
1098 if (!menu->flags.mapped) {
1099 return;
1100 }
1101
1102 /* paint entries */
1103 for (i=0; i<menu->entry_no; i++) {
1104 paintEntry(menu, i, i==menu->selected_entry);
1105 }
1106 }
1107
1108
1109 void
1110 wMenuSetEnabled(WMenu *menu, int index, int enable)
1111 {
1112 if (index>=menu->entry_no) return;
1113 menu->entries[index]->flags.enabled=enable;
1114 paintEntry(menu, index, index==menu->selected_entry);
1115 paintEntry(menu->brother, index, index==menu->selected_entry);
1116 }
1117
1118
1119 /* ====================================================================== */
1120
1121
1122 static void
1123 editEntry(WMenu *menu, WMenuEntry *entry)
1124 {
1125 WTextInput *text;
1126 XEvent event;
1127 WObjDescriptor *desc;
1128 char *t;
1129 int done = 0;
1130 Window old_focus;
1131 int old_revert;
1132
1133 menu->flags.editing = 1;
1134
1135 text = wTextCreate(menu->menu, 1, menu->entry_height * entry->order,
1136 menu->menu->width - 2, menu->entry_height - 1);
1137
1138 wTextPutText(text, entry->text);
1139 XGetInputFocus(dpy, &old_focus, &old_revert);
1140 XSetInputFocus(dpy, text->core->window, RevertToNone, CurrentTime);
1141
1142 if (XGrabKeyboard(dpy, text->core->window, True, GrabModeAsync,
1143 GrabModeAsync, CurrentTime)!=GrabSuccess) {
1144 wwarning("could not grab keyboard");
1145 wTextDestroy(text);
1146
1147 wSetFocusTo(menu->frame->screen_ptr,
1148 menu->frame->screen_ptr->focused_window);
1149 return;
1150 }
1151
1152
1153 while (!done && !text->done) {
1154 XSync(dpy, 0);
1155 XAllowEvents(dpy, AsyncKeyboard|AsyncPointer, CurrentTime);
1156 XSync(dpy, 0);
1157 WMNextEvent(dpy, &event);
1158
1159 if (XFindContext(dpy, event.xany.window, wWinContext,
1160 (XPointer *)&desc)==XCNOENT)
1161 desc = NULL;
1162
1163 if ((desc != NULL) && (desc->handle_anything != NULL)) {
1164
1165 (*desc->handle_anything)(desc, &event);
1166
1167 } else {
1168 switch (event.type) {
1169 case ButtonPress:
1170 XAllowEvents(dpy, ReplayPointer, CurrentTime);
1171 done = 1;
1172
1173 default:
1174 WMHandleEvent(&event);
1175 }
1176 }
1177 }
1178
1179 XSetInputFocus(dpy, old_focus, old_revert, CurrentTime);
1180
1181 wSetFocusTo(menu->frame->screen_ptr,
1182 menu->frame->screen_ptr->focused_window);
1183
1184
1185 t = wTextGetText(text);
1186 /* if !t, the user has canceled editing */
1187 if (t) {
1188 if (entry->text)
1189 free(entry->text);
1190 entry->text = wstrdup(t);
1191
1192 menu->flags.realized = 0;
1193 }
1194 wTextDestroy(text);
1195
1196 XUngrabKeyboard(dpy, CurrentTime);
1197
1198 if (t && menu->on_edit)
1199 (*menu->on_edit)(menu, entry);
1200
1201 menu->flags.editing = 0;
1202
1203 if (!menu->flags.realized)
1204 wMenuRealize(menu);
1205 }
1206
1207
1208 static void
1209 selectEntry(WMenu *menu, int entry_no)
1210 {
1211 WMenuEntry *entry;
1212 WMenu *submenu;
1213 int old_entry;
1214
1215 if (menu->entries==NULL)
1216 return;
1217
1218 if (entry_no >= menu->entry_no)
1219 return;
1220
1221 old_entry = menu->selected_entry;
1222 menu->selected_entry = entry_no;
1223
1224 if (old_entry!=entry_no) {
1225
1226 /* unselect previous entry */
1227 if (old_entry>=0) {
1228 paintEntry(menu, old_entry, False);
1229 entry = menu->entries[old_entry];
1230
1231 /* unmap cascade */
1232 if (entry->cascade>=0 && menu->cascades) {
1233 if (!menu->cascades[entry->cascade]->flags.buttoned) {
1234 wMenuUnmap(menu->cascades[entry->cascade]);
1235 }
1236 }
1237 }
1238
1239 if (entry_no<0) {
1240 menu->selected_entry = -1;
1241 return;
1242 }
1243 entry = menu->entries[entry_no];
1244
1245 if (entry->cascade>=0 && menu->cascades && entry->flags.enabled) {
1246 /* Callback for when the submenu is opened.
1247 */
1248 submenu = menu->cascades[entry->cascade];
1249 if (submenu && submenu->flags.brother)
1250 submenu = submenu->brother;
1251
1252 if (entry->callback) {
1253 /* Only call the callback if the submenu is not yet mapped.
1254 */
1255 if (menu->flags.brother) {
1256 if (!submenu || !submenu->flags.mapped)
1257 (*entry->callback)(menu->brother, entry);
1258 } else {
1259 if (!submenu || !submenu->flags.buttoned)
1260 (*entry->callback)(menu, entry);
1261 }
1262 }
1263
1264 /* the submenu menu might have changed */
1265 submenu = menu->cascades[entry->cascade];
1266
1267 /* map cascade */
1268 if (!submenu->flags.mapped) {
1269 int x, y;
1270
1271 if (!submenu->flags.realized)
1272 wMenuRealize(submenu);
1273 if (wPreferences.wrap_menus) {
1274 if (menu->flags.open_to_left)
1275 submenu->flags.open_to_left = 1;
1276
1277 if (submenu->flags.open_to_left) {
1278 x = menu->frame_x - MENUW(submenu);
1279 if (x<0) {
1280 x = 0;
1281 submenu->flags.open_to_left = 0;
1282 }
1283 } else {
1284 x = menu->frame_x + MENUW(menu);
1285
1286 if (x + MENUW(submenu)
1287 >= menu->frame->screen_ptr->scr_width) {
1288
1289 x = menu->frame_x - MENUW(submenu);
1290 submenu->flags.open_to_left = 1;
1291 }
1292 }
1293 } else {
1294 x = menu->frame_x + MENUW(menu);
1295 }
1296
1297 if (wPreferences.align_menus) {
1298 y = menu->frame_y;
1299 } else {
1300 y = menu->frame_y + menu->entry_height*entry_no;
1301 if (menu->flags.titled)
1302 y += menu->frame->top_width;
1303 if (menu->cascades[entry->cascade]->flags.titled)
1304 y -= menu->cascades[entry->cascade]->frame->top_width;
1305 }
1306
1307 wMenuMapAt(menu->cascades[entry->cascade], x, y, False);
1308 menu->cascades[entry->cascade]->parent = menu;
1309 } else {
1310 return;
1311 }
1312 }
1313 paintEntry(menu, entry_no, True);
1314 }
1315 }
1316
1317
1318 static WMenu*
1319 findMenu(WScreen *scr, int *x_ret, int *y_ret)
1320 {
1321 WMenu *menu;
1322 WObjDescriptor *desc;
1323 Window root_ret, win, junk_win;
1324 int x, y, wx, wy;
1325 unsigned int mask;
1326
1327 XQueryPointer(dpy, scr->root_win, &root_ret, &win, &x, &y, &wx, &wy,
1328 &mask);
1329
1330 if (win==None) return NULL;
1331
1332 if (XFindContext(dpy, win, wWinContext, (XPointer *)&desc)==XCNOENT)
1333 return NULL;
1334
1335 if (desc->parent_type == WCLASS_MENU) {
1336 menu = (WMenu*)desc->parent;
1337 XTranslateCoordinates(dpy, root_ret, menu->menu->window, wx, wy,
1338 x_ret, y_ret, &junk_win);
1339 return menu;
1340 }
1341 return NULL;
1342 }
1343
1344
1345
1346
1347 static void
1348 closeCascade(WMenu *menu)
1349 {
1350 WMenu *parent=menu->parent;
1351
1352 if (menu->flags.brother
1353 || (!menu->flags.buttoned
1354 && (!menu->flags.app_menu||menu->parent!=NULL))) {
1355
1356 selectEntry(menu, -1);
1357 XSync(dpy, 0);
1358 #if (MENU_BLINK_DELAY > 2)
1359 wusleep(MENU_BLINK_DELAY/2);
1360 #endif
1361 wMenuUnmap(menu);
1362 while (parent!=NULL
1363 && (parent->parent!=NULL || !parent->flags.app_menu
1364 || parent->flags.brother)
1365 && !parent->flags.buttoned) {
1366 selectEntry(parent, -1);
1367 wMenuUnmap(parent);
1368 parent = parent->parent;
1369 }
1370 if (parent)
1371 selectEntry(parent, -1);
1372 }
1373 }
1374
1375
1376 static void
1377 closeBrotherCascadesOf(WMenu *menu)
1378 {
1379 WMenu *tmp;
1380 int i;
1381
1382 for (i=0; i<menu->cascade_no; i++) {
1383 if (menu->cascades[i]->flags.brother) {
1384 tmp = menu->cascades[i];
1385 } else {
1386 tmp = menu->cascades[i]->brother;
1387 }
1388 if (tmp->flags.mapped) {
1389 selectEntry(tmp->parent, -1);
1390 closeBrotherCascadesOf(tmp);
1391 break;
1392 }
1393 }
1394 }
1395
1396
1397 #define getEntryAt(menu, x, y) ((y)<0 ? -1 : (y)/(menu->entry_height))
1398
1399
1400 static WMenu*
1401 parentMenu(WMenu *menu)
1402 {
1403 WMenu *parent;
1404 WMenuEntry *entry;
1405
1406 if (menu->flags.buttoned)
1407 return menu;
1408
1409 while (menu->parent && menu->parent->flags.mapped) {
1410 parent = menu->parent;
1411 if (parent->selected_entry < 0)
1412 break;
1413 entry = parent->entries[parent->selected_entry];
1414 if (!entry->flags.enabled || entry->cascade<0 || !parent->cascades ||
1415 parent->cascades[entry->cascade] != menu)
1416 break;
1417 menu = parent;
1418 if (menu->flags.buttoned)
1419 break;
1420 }
1421
1422 return menu;
1423 }
1424
1425
1426
1427 /*
1428 * Will raise the passed menu, if submenu = 0
1429 * If submenu > 0 will also raise all mapped submenus
1430 * until the first buttoned one
1431 * If submenu < 0 will also raise all mapped parent menus
1432 * until the first buttoned one
1433 */
1434
1435 static void
1436 raiseMenus(WMenu *menu, int submenus)
1437 {
1438 WMenu *submenu;
1439 int i;
1440
1441 if(!menu) return;
1442
1443 wRaiseFrame(menu->frame->core);
1444
1445 if (submenus>0 && menu->selected_entry>=0) {
1446 i = menu->entries[menu->selected_entry]->cascade;
1447 if (i>=0 && menu->cascades) {
1448 submenu = menu->cascades[i];
1449 if (submenu->flags.mapped && !submenu->flags.buttoned)
1450 raiseMenus(submenu, submenus);
1451 }
1452 }
1453 if (submenus<0 && !menu->flags.buttoned &&
1454 menu->parent && menu->parent->flags.mapped)
1455 raiseMenus(menu->parent, submenus);
1456 }
1457
1458
1459 WMenu*
1460 wMenuUnderPointer(WScreen *screen)
1461 {
1462 WObjDescriptor *desc;
1463 Window root_ret, win;
1464 int dummy;
1465 unsigned int mask;
1466
1467 XQueryPointer(dpy, screen->root_win, &root_ret, &win, &dummy, &dummy,
1468 &dummy, &dummy, &mask);
1469
1470 if (win==None) return NULL;
1471
1472 if (XFindContext(dpy, win, wWinContext, (XPointer *)&desc)==XCNOENT)
1473 return NULL;
1474
1475 if (desc->parent_type == WCLASS_MENU)
1476 return (WMenu *)desc->parent;
1477 return NULL;
1478 }
1479
1480
1481
1482 #define MIN(a,b) (((a) > (b)) ? (b) : (a))
1483
1484
1485 static void
1486 getPointerPosition(WScreen *scr, int *x, int *y)
1487 {
1488 Window root_ret, win;
1489 int wx, wy;
1490 unsigned int mask;
1491
1492 XQueryPointer(dpy, scr->root_win, &root_ret, &win, x, y, &wx, &wy, &mask);
1493 }
1494
1495
1496 static void
1497 getScrollAmount(WMenu *menu, int *hamount, int *vamount)
1498 {
1499 WScreen *scr = menu->menu->screen_ptr;
1500 int menuX1 = menu->frame_x;
1501 int menuY1 = menu->frame_y;
1502 int menuX2 = menu->frame_x + MENUW(menu);
1503 int menuY2 = menu->frame_y + MENUH(menu);
1504 int screenW = scr->scr_width;
1505 int screenH = scr->scr_height;
1506 int xroot, yroot;
1507
1508 *hamount = 0;
1509 *vamount = 0;
1510
1511 getPointerPosition(scr, &xroot, &yroot);
1512
1513
1514 if (xroot <= 1 && menuX1 < 0) {
1515 /* scroll to the right */
1516 *hamount = MIN(MENU_SCROLL_STEP, abs(menuX1));
1517
1518 } else if (xroot >= screenW-2 && menuX2 > screenW-1) {
1519 /* scroll to the left */
1520 *hamount = MIN(MENU_SCROLL_STEP, abs(menuX2-screenW-1));
1521
1522 if (*hamount==0)
1523 *hamount = 1;
1524
1525 *hamount = -*hamount;
1526 }
1527
1528 if (yroot <= 1 && menuY1 < 0) {
1529 /* scroll down */
1530 *vamount = MIN(MENU_SCROLL_STEP, abs(menuY1));
1531
1532 } else if (yroot >= screenH-2 && menuY2 > screenH-1) {
1533 /* scroll up */
1534 *vamount = MIN(MENU_SCROLL_STEP, abs(menuY2-screenH-1));
1535
1536 *vamount = -*vamount;
1537 }
1538 }
1539
1540
1541 static void
1542 dragScrollMenuCallback(void *data)
1543 {
1544 WMenu *menu = (WMenu*)data;
1545 WScreen *scr = menu->menu->screen_ptr;
1546 WMenu *parent = parentMenu(menu);
1547 int hamount, vamount;
1548 int x, y;
1549 int newSelectedEntry;
1550
1551 getScrollAmount(menu, &hamount, &vamount);
1552
1553
1554 if (hamount != 0 || vamount != 0) {
1555 wMenuMove(parent, parent->frame_x + hamount,
1556 parent->frame_y + vamount, True);
1557 if (findMenu(scr, &x, &y)) {
1558 newSelectedEntry = getEntryAt(menu, x, y);
1559 selectEntry(menu, newSelectedEntry);
1560 } else {
1561 /* Pointer fell outside of menu. If the selected entry is
1562 * not a submenu, unselect it */
1563 if (menu->selected_entry >= 0
1564 && menu->entries[menu->selected_entry]->cascade<0)
1565 selectEntry(menu, -1);
1566 newSelectedEntry = 0;
1567 }
1568
1569 /* paranoid check */
1570 if (newSelectedEntry >= 0) {
1571 /* keep scrolling */
1572 menu->timer = WMAddTimerHandler(MENU_SCROLL_DELAY,
1573 dragScrollMenuCallback, menu);
1574 } else {
1575 menu->timer = NULL;
1576 }
1577 } else {
1578 /* don't need to scroll anymore */
1579 menu->timer = NULL;
1580 if (findMenu(scr, &x, &y)) {
1581 newSelectedEntry = getEntryAt(menu, x, y);
1582 selectEntry(menu, newSelectedEntry);
1583 }
1584 }
1585 }
1586
1587
1588 static void
1589 scrollMenuCallback(void *data)
1590 {
1591 WMenu *menu = (WMenu*)data;
1592 WMenu *parent = parentMenu(menu);
1593 int hamount = 0; /* amount to scroll */
1594 int vamount = 0;
1595
1596 getScrollAmount(menu, &hamount, &vamount);
1597
1598 if (hamount != 0 || vamount != 0) {
1599 wMenuMove(parent, parent->frame_x + hamount,
1600 parent->frame_y + vamount, True);
1601
1602 /* keep scrolling */
1603 menu->timer = WMAddTimerHandler(MENU_SCROLL_DELAY,
1604 scrollMenuCallback, menu);
1605 } else {
1606 /* don't need to scroll anymore */
1607 menu->timer = NULL;
1608 }
1609 }
1610
1611
1612
1613 #define MENU_SCROLL_BORDER 5
1614
1615 static int
1616 isPointNearBoder(WMenu *menu, int x, int y)
1617 {
1618 int menuX1 = menu->frame_x;
1619 int menuY1 = menu->frame_y;
1620 int menuX2 = menu->frame_x + MENUW(menu);
1621 int menuY2 = menu->frame_y + MENUH(menu);
1622 int scrXe = menu->menu->screen_ptr->scr_width-1;
1623 int scrYe = menu->menu->screen_ptr->scr_height-1;
1624 int flag = 0;
1625
1626 if (x >= menuX1 && x <= menuX2 && (y < MENU_SCROLL_BORDER
1627 || y > scrYe-MENU_SCROLL_BORDER))
1628 flag = 1;
1629 else if (y >= menuY1 && y <= menuY2 && (x < MENU_SCROLL_BORDER
1630 || x > scrXe-MENU_SCROLL_BORDER))
1631 flag = 1;
1632
1633 return flag;
1634 }
1635
1636
1637 void
1638 wMenuScroll(WMenu *menu, XEvent *event)
1639 {
1640 WMenu *smenu;
1641 WMenu *omenu = parentMenu(menu);
1642 WScreen *scr = menu->frame->screen_ptr;
1643 int done = 0;
1644 int jump_back = 0;
1645 int old_frame_x = omenu->frame_x;
1646 int old_frame_y = omenu->frame_y;
1647 XEvent ev;
1648
1649 #ifdef DEBUG
1650 puts("Entering menu Scroll");
1651 #endif
1652
1653 if ((/*omenu->flags.buttoned &&*/ !wPreferences.wrap_menus)
1654 || omenu->flags.app_menu) {
1655 jump_back = 1;
1656 }
1657
1658 if (!wPreferences.wrap_menus)
1659 raiseMenus(omenu, True);
1660 else
1661 raiseMenus(menu, False);
1662
1663 if (!menu->timer)
1664 scrollMenuCallback(menu);
1665
1666 while(!done) {
1667 int x, y, on_border, on_x_edge, on_y_edge, on_title;
1668
1669 WMNextEvent(dpy, &ev);
1670 switch (ev.type) {
1671 case EnterNotify:
1672 WMHandleEvent(&ev);
1673 case MotionNotify:
1674 x = (ev.type==MotionNotify) ? ev.xmotion.x_root : ev.xcrossing.x_root;
1675 y = (ev.type==MotionNotify) ? ev.xmotion.y_root : ev.xcrossing.y_root;
1676
1677 /* on_border is != 0 if the pointer is between the menu
1678 * and the screen border and is close enough to the border */
1679 on_border = isPointNearBoder(menu, x, y);
1680
1681 smenu = wMenuUnderPointer(scr);
1682
1683 if ((smenu==NULL && !on_border) || (smenu && parentMenu(smenu)!=omenu)) {
1684 done = 1;
1685 break;
1686 }
1687
1688 on_x_edge = x <= 1 || x >= scr->scr_width - 2;
1689 on_y_edge = y <= 1 || y >= scr->scr_height - 2;
1690 on_border = on_x_edge || on_y_edge;
1691
1692 if (!on_border && !jump_back) {
1693 done = 1;
1694 break;
1695 }
1696
1697 if (menu->timer && (smenu!=menu || (!on_y_edge && !on_x_edge))) {
1698 WMDeleteTimerHandler(menu->timer);
1699 menu->timer = NULL;
1700 }
1701
1702 if (smenu != NULL)
1703 menu = smenu;
1704
1705 if (!menu->timer)
1706 scrollMenuCallback(menu);
1707 break;
1708 case ButtonPress:
1709 /* True if we push on title, or drag the omenu to other position */
1710 on_title = ev.xbutton.x_root >= omenu->frame_x &&
1711 ev.xbutton.x_root <= omenu->frame_x + MENUW(omenu) &&
1712 ev.xbutton.y_root >= omenu->frame_y &&
1713 ev.xbutton.y_root <= omenu->frame_y + omenu->frame->top_width;
1714 WMHandleEvent(&ev);
1715 smenu = wMenuUnderPointer(scr);
1716 if (smenu == NULL || (smenu && smenu->flags.buttoned && smenu != omenu))
1717 done = 1;
1718 else if (smenu==omenu && on_title) {
1719 jump_back = 0;
1720 done = 1;
1721 }
1722 break;
1723 case KeyPress:
1724 done = 1;
1725 default:
1726 WMHandleEvent(&ev);
1727 break;
1728 }
1729 }
1730
1731 if (menu->timer) {
1732 WMDeleteTimerHandler(menu->timer);
1733 menu->timer = NULL;
1734 }
1735
1736 if (jump_back)
1737 wMenuMove(omenu, old_frame_x, old_frame_y, True);
1738
1739 #ifdef DEBUG
1740 puts("Leaving menu Scroll");
1741 #endif
1742 }
1743
1744
1745
1746 static void
1747 menuExpose(WObjDescriptor *desc, XEvent *event)
1748 {
1749 wMenuPaint(desc->parent);
1750 }
1751
1752 typedef struct {
1753 int *delayed_select;
1754 WMenu *menu;
1755 WMHandlerID magic;
1756 } delay_data;
1757
1758
1759 static void
1760 delaySelection(void *data)
1761 {
1762 delay_data *d = (delay_data*)data;
1763 int x, y, entry_no;
1764 WMenu *menu;
1765
1766 d->magic = NULL;
1767
1768 menu = findMenu(d->menu->menu->screen_ptr, &x, &y);
1769 if (menu && (d->menu == menu || d->delayed_select)) {
1770 entry_no = getEntryAt(menu, x, y);
1771 selectEntry(menu, entry_no);
1772 }
1773 if (d->delayed_select)
1774 *(d->delayed_select) = 0;
1775 }
1776
1777
1778 static void
1779 menuMouseDown(WObjDescriptor *desc, XEvent *event)
1780 {
1781 XButtonEvent *bev = &event->xbutton;
1782 WMenu *menu = desc->parent;
1783 WMenu *smenu;
1784 WScreen *scr=menu->frame->screen_ptr;
1785 WMenuEntry *entry=NULL;
1786 XEvent ev;
1787 int close_on_exit=0;
1788 int done=0;
1789 int delayed_select = 0;
1790 int entry_no;
1791 int x, y;
1792 int prevx, prevy;
1793 int old_frame_x = 0;
1794 int old_frame_y = 0;
1795 delay_data d_data = {NULL, NULL, NULL};
1796
1797 if (!wPreferences.wrap_menus) {
1798 smenu = parentMenu(menu);
1799 old_frame_x = smenu->frame_x;
1800 old_frame_y = smenu->frame_y;
1801 }
1802 else if (event->xbutton.window == menu->frame->core->window) {
1803 /* This is true if the menu was launched with right click on root window */
1804 delayed_select = 1;
1805 d_data.delayed_select = &delayed_select;
1806 d_data.menu = menu;
1807 d_data.magic = WMAddTimerHandler(wPreferences.dblclick_time,
1808 delaySelection, &d_data);
1809 }
1810
1811 wRaiseFrame(menu->frame->core);
1812
1813 close_on_exit = (bev->send_event || menu->flags.brother);
1814
1815 smenu = findMenu(scr, &x, &y);
1816 if (!smenu) {
1817 x = -1;
1818 y = -1;
1819 } else {
1820 menu = smenu;
1821 }
1822
1823 if (menu->flags.editing) {
1824 return;
1825 }
1826 entry_no = getEntryAt(menu, x, y);
1827 if (entry_no>=0) {
1828 entry = menu->entries[entry_no];
1829
1830 if (!close_on_exit && (bev->state & ControlMask) && smenu
1831 && entry->flags.editable) {
1832 editEntry(smenu, entry);
1833 return;
1834 } else if (bev->state & ControlMask) {
1835 return;
1836 }
1837
1838 if (entry->flags.enabled && entry->cascade>=0 && menu->cascades) {
1839 WMenu *submenu = menu->cascades[entry->cascade];
1840 /* map cascade */
1841 if (submenu->flags.mapped && !submenu->flags.buttoned &&
1842 menu->selected_entry!=entry_no) {
1843 wMenuUnmap(submenu);
1844 }
1845 if (!submenu->flags.mapped && !delayed_select) {
1846 selectEntry(menu, entry_no);
1847 } else if (!submenu->flags.buttoned) {
1848 selectEntry(menu, -1);
1849 }
1850
1851 } else if (!delayed_select) {
1852 selectEntry(menu, entry_no);
1853 }
1854
1855 if (!wPreferences.wrap_menus && !wPreferences.scrollable_menus) {
1856 if (!menu->timer)
1857 dragScrollMenuCallback(menu);
1858 }
1859 }
1860
1861 prevx = bev->x_root;
1862 prevy = bev->y_root;
1863 while (!done) {
1864 int x, y;
1865 WMMaskEvent(dpy, ExposureMask|ButtonMotionMask|ButtonReleaseMask
1866 |ButtonPressMask, &ev);
1867 switch (ev.type) {
1868 case MotionNotify:
1869 smenu = findMenu(scr, &x, &y);
1870
1871 if (smenu == NULL) {
1872 /* moved mouse out of menu */
1873
1874 if (!delayed_select && d_data.magic) {
1875 WMDeleteTimerHandler(d_data.magic);
1876 d_data.magic = NULL;
1877 }
1878 if (menu==NULL
1879 || (menu->selected_entry>=0
1880 && menu->entries[menu->selected_entry]->cascade>=0)) {
1881 prevx = ev.xmotion.x_root;
1882 prevy = ev.xmotion.y_root;
1883
1884 break;
1885 }
1886 selectEntry(menu, -1);
1887 menu = smenu;
1888 prevx = ev.xmotion.x_root;
1889 prevy = ev.xmotion.y_root;
1890 break;
1891 } else if (menu && menu!=smenu
1892 && (menu->selected_entry<0
1893 || menu->entries[menu->selected_entry]->cascade<0)) {
1894 selectEntry(menu, -1);
1895
1896 if (!delayed_select && d_data.magic) {
1897 WMDeleteTimerHandler(d_data.magic);
1898 d_data.magic = NULL;
1899 }
1900 } else {
1901
1902 /* hysteresis for item selection */
1903
1904 /* check if the motion was to the side, indicating that
1905 * the user may want to cross to a submenu */
1906 if (!delayed_select && menu) {
1907 int dx;
1908 Bool moved_to_submenu;/* moved to direction of submenu */
1909
1910 dx = abs(prevx - ev.xmotion.x_root);
1911
1912 moved_to_submenu = False;
1913 if (dx > 0 /* if moved enough to the side */
1914 /* maybe a open submenu */
1915 && menu->selected_entry>=0
1916 /* moving to the right direction */
1917 && (wPreferences.align_menus
1918 || ev.xmotion.y_root >= prevy)) {
1919 int index;
1920
1921 index = menu->entries[menu->selected_entry]->cascade;
1922 if (index>=0) {
1923 if (menu->cascades[index]->frame_x>menu->frame_x) {
1924 if (prevx < ev.xmotion.x_root)
1925 moved_to_submenu = True;
1926 } else {
1927 if (prevx > ev.xmotion.x_root)
1928 moved_to_submenu = True;
1929 }
1930 }
1931 }
1932
1933
1934 if (menu != smenu) {
1935 if (d_data.magic) {
1936 WMDeleteTimerHandler(d_data.magic);
1937 }
1938 d_data.magic = NULL;
1939 } else if (moved_to_submenu) {
1940 /* while we are moving, postpone the selection */
1941 if (d_data.magic) {
1942 WMDeleteTimerHandler(d_data.magic);
1943 }
1944 d_data.delayed_select = NULL;
1945 d_data.menu = menu;
1946 d_data.magic = WMAddTimerHandler(MENU_SELECT_DELAY,
1947 delaySelection,
1948 &d_data);
1949 prevx = ev.xmotion.x_root;
1950 prevy = ev.xmotion.y_root;
1951 break;
1952 } else {
1953 if (d_data.magic)
1954 WMDeleteTimerHandler(d_data.magic);
1955 d_data.magic = NULL;
1956 }
1957 }
1958 }
1959 prevx = ev.xmotion.x_root;
1960 prevy = ev.xmotion.y_root;
1961 if (menu!=smenu) {
1962 /* pointer crossed menus */
1963 if (menu && menu->timer) {
1964 WMDeleteTimerHandler(menu->timer);
1965 menu->timer = NULL;
1966 }
1967 if (smenu)
1968 dragScrollMenuCallback(smenu);
1969 }
1970 menu = smenu;
1971 if (!menu->timer)
1972 dragScrollMenuCallback(menu);
1973
1974 if (!delayed_select) {
1975 entry_no = getEntryAt(menu, x, y);
1976 if (entry_no>=0) {
1977 entry = menu->entries[entry_no];
1978 if (entry->flags.enabled && entry->cascade>=0 &&
1979 menu->cascades) {
1980 WMenu *submenu = menu->cascades[entry->cascade];
1981 if (submenu->flags.mapped && !submenu->flags.buttoned
1982 && menu->selected_entry!=entry_no) {
1983 wMenuUnmap(submenu);
1984 }
1985 }
1986 }
1987 selectEntry(menu, entry_no);
1988 }
1989 break;
1990
1991 case ButtonPress:
1992 break;
1993
1994 case ButtonRelease:
1995 if (ev.xbutton.button == event->xbutton.button)
1996 done=1;
1997 break;
1998
1999 case Expose:
2000 WMHandleEvent(&ev);
2001 break;
2002 }
2003 }
2004
2005 if (menu && menu->timer) {
2006 WMDeleteTimerHandler(menu->timer);
2007 menu->timer = NULL;
2008 }
2009 if (d_data.magic!=NULL)
2010 WMDeleteTimerHandler(d_data.magic);
2011
2012 if (menu && menu->selected_entry>=0) {
2013 entry = menu->entries[menu->selected_entry];
2014 if (entry->callback!=NULL && entry->flags.enabled
2015 && entry->cascade < 0) {
2016 /* blink and erase menu selection */
2017 #if (MENU_BLINK_DELAY > 0)
2018 int sel = menu->selected_entry;
2019 int i;
2020
2021 for (i=0; i<MENU_BLINK_COUNT; i++) {
2022 paintEntry(menu, sel, False);
2023 XSync(dpy, 0);
2024 wusleep(MENU_BLINK_DELAY);
2025 paintEntry(menu, sel, True);
2026 XSync(dpy, 0);
2027 wusleep(MENU_BLINK_DELAY);
2028 }
2029 #endif
2030 /* unmap the menu, it's parents and call the callback */
2031 if (!menu->flags.buttoned &&
2032 (!menu->flags.app_menu||menu->parent!=NULL)) {
2033 closeCascade(menu);
2034 } else {
2035 selectEntry(menu, -1);
2036 }
2037 (*entry->callback)(menu, entry);
2038
2039 /* If the user double clicks an entry, the entry will
2040 * be executed twice, which is not good for things like
2041 * the root menu. So, ignore any clicks that were generated
2042 * while the entry was being executed */
2043 while (XCheckTypedWindowEvent(dpy, menu->menu->window,
2044 ButtonPress, &ev));
2045 } else if (entry->callback!=NULL && entry->cascade<0) {
2046 selectEntry(menu, -1);
2047 } else {
2048 if (entry->cascade>=0 && menu->cascades
2049 && menu->cascades[entry->cascade]->flags.brother) {
2050 selectEntry(menu, -1);
2051 }
2052 }
2053 }
2054
2055 if (((WMenu*)desc->parent)->flags.brother || close_on_exit
2056 || !smenu)
2057 closeCascade(desc->parent);
2058
2059 /* close the cascade windows that should not remain opened */
2060 closeBrotherCascadesOf(desc->parent);
2061
2062 if (!wPreferences.wrap_menus)
2063 wMenuMove(parentMenu(desc->parent), old_frame_x, old_frame_y, True);
2064 }
2065
2066
2067 void
2068 wMenuMove(WMenu *menu, int x, int y, int submenus)
2069 {
2070 WMenu *submenu;
2071 int i;
2072
2073 if (!menu) return;
2074
2075 menu->frame_x = x;
2076 menu->frame_y = y;
2077 XMoveWindow(dpy, menu->frame->core->window, x, y);
2078
2079 if (submenus>0 && menu->selected_entry>=0) {
2080 i = menu->entries[menu->selected_entry]->cascade;
2081
2082 if (i>=0 && menu->cascades) {
2083 submenu = menu->cascades[i];
2084 if (submenu->flags.mapped && !submenu->flags.buttoned)
2085 if (wPreferences.align_menus) {
2086 wMenuMove(submenu, x + MENUW(menu), y, submenus);
2087 } else {
2088 wMenuMove(submenu, x+ MENUW(menu),
2089 y + submenu->entry_height*menu->selected_entry,
2090 submenus);
2091 }
2092 }
2093 }
2094 if (submenus<0 && menu->parent!=NULL && menu->parent->flags.mapped &&
2095 !menu->parent->flags.buttoned) {
2096 if (wPreferences.align_menus) {
2097 wMenuMove(menu->parent, x - MENUW(menu->parent), y, submenus);
2098 } else {
2099 wMenuMove(menu->parent, x - MENUW(menu->parent), menu->frame_y
2100 - menu->parent->entry_height*menu->parent->selected_entry,
2101 submenus);
2102 }
2103 }
2104 }
2105
2106
2107 static void
2108 changeMenuLevels(WMenu *menu, int lower)
2109 {
2110 int i;
2111
2112 if (!lower) {
2113 ChangeStackingLevel(menu->frame->core, (!menu->parent ? WMMainMenuLevel
2114 : WMSubmenuLevel));
2115 wRaiseFrame(menu->frame->core);
2116 menu->flags.lowered = 0;
2117 } else {
2118 ChangeStackingLevel(menu->frame->core, WMNormalLevel);
2119 wLowerFrame(menu->frame->core);
2120 menu->flags.lowered = 1;
2121 }
2122 for (i=0; i<menu->cascade_no; i++) {
2123 if (menu->cascades[i]
2124 && !menu->cascades[i]->flags.buttoned
2125 && menu->cascades[i]->flags.lowered!=lower) {
2126 changeMenuLevels(menu->cascades[i], lower);
2127 }
2128 }
2129 }
2130
2131
2132
2133 static void
2134 menuTitleDoubleClick(WCoreWindow *sender, void *data, XEvent *event)
2135 {
2136 WMenu *menu = data;
2137 int lower;
2138
2139 if (event->xbutton.state & MOD_MASK) {
2140 if (menu->flags.lowered) {
2141 lower = 0;
2142 } else {
2143 lower = 1;
2144 }
2145 changeMenuLevels(menu, lower);
2146 }
2147 }
2148
2149
2150 static void
2151 menuTitleMouseDown(WCoreWindow *sender, void *data, XEvent *event)
2152 {
2153 WMenu *menu = data;
2154 WMenu *tmp;
2155 XEvent ev;
2156 int x=menu->frame_x, y=menu->frame_y;
2157 int dx=event->xbutton.x_root, dy=event->xbutton.y_root;
2158 int i, lower;
2159
2160 #ifdef DEBUG
2161 printf("Moving menu\n");
2162 #endif
2163
2164 /* can't touch the menu copy */
2165 if (menu->flags.brother)
2166 return;
2167
2168 if (event->xbutton.button != Button1 && event->xbutton.button != Button2)
2169 return;
2170 if (XGrabPointer(dpy, menu->frame->titlebar->window, False,
2171 ButtonMotionMask|ButtonReleaseMask|ButtonPressMask,
2172 GrabModeAsync, GrabModeAsync, None,
2173 wCursor[WCUR_MOVE], CurrentTime)!=GrabSuccess) {
2174 #ifdef DEBUG0
2175 wwarning("pointer grab failed for menu move\n");
2176 #endif
2177 return;
2178 }
2179 if (event->xbutton.state & MOD_MASK) {
2180 wLowerFrame(menu->frame->core);
2181 lower = 1;
2182 } else {
2183 wRaiseFrame(menu->frame->core);
2184 lower = 0;
2185 }
2186 tmp = menu;
2187
2188 /* lower/raise all submenus */
2189 while (1) {
2190 if (tmp->selected_entry>=0 && tmp->cascades) {
2191 tmp = tmp->cascades[tmp->entries[tmp->selected_entry]->cascade];
2192 if (!tmp || !tmp->flags.mapped)
2193 break;
2194 if (lower)
2195 wLowerFrame(tmp->frame->core);
2196 else
2197 wRaiseFrame(tmp->frame->core);
2198 } else {
2199 break;
2200 }
2201 }
2202 /* tear off the menu if it's a root menu or a cascade
2203 application menu */
2204 if (!menu->flags.buttoned && !menu->flags.brother
2205 && (!menu->flags.app_menu||menu->parent!=NULL)) {
2206 menu->flags.buttoned=1;
2207 wFrameWindowShowButton(menu->frame, WFF_RIGHT_BUTTON);
2208 if (menu->parent) {
2209 /* turn off selected menu entry in parent menu */
2210 selectEntry(menu->parent, -1);
2211
2212 /* make parent map the copy in place of the original */
2213 for (i=0; i<menu->parent->cascade_no; i++) {
2214 if (menu->parent->cascades[i] == menu) {
2215 menu->parent->cascades[i] = menu->brother;
2216 break;
2217 }
2218 }
2219 }
2220 }
2221
2222 while(1) {
2223 WMMaskEvent(dpy, ButtonMotionMask|ButtonReleaseMask|ButtonPressMask
2224 |ExposureMask, &ev);
2225 switch (ev.type) {
2226 case MotionNotify:
2227 x += ev.xmotion.x_root - dx;
2228 y += ev.xmotion.y_root - dy;
2229 dx = ev.xmotion.x_root;
2230 dy = ev.xmotion.y_root;
2231 wMenuMove(menu, x, y, True);
2232 break;
2233
2234 case ButtonPress:
2235 break;
2236
2237 case ButtonRelease:
2238 if (ev.xbutton.button != event->xbutton.button)
2239 break;
2240 #ifdef DEBUG
2241 printf("End menu move\n");
2242 #endif
2243 XUngrabPointer(dpy, CurrentTime);
2244 return;
2245
2246 default:
2247 WMHandleEvent(&ev);
2248 }
2249 }
2250 }
2251
2252 /*
2253 *----------------------------------------------------------------------
2254 * menuCloseClick--
2255 * Handles mouse click on the close button of menus. The menu is
2256 * closed when the button is clicked.
2257 *
2258 * Side effects:
2259 * The closed menu is reinserted at it's parent menus
2260 * cascade list.
2261 *----------------------------------------------------------------------
2262 */
2263 static void
2264 menuCloseClick(WCoreWindow *sender, void *data, XEvent *event)
2265 {
2266 WMenu *menu = (WMenu*)data;
2267 WMenu *parent = menu->parent;
2268 int i;
2269
2270 if (parent) {
2271 for (i=0; i<parent->cascade_no; i++) {
2272 /* find the entry that points to the copy */
2273 if (parent->cascades[i] == menu->brother) {
2274 /* make it point to the original */
2275 parent->cascades[i] = menu;
2276 menu->parent = parent;
2277 break;
2278 }
2279 }
2280 }
2281 wMenuUnmap(menu);
2282 }
2283
2284
2285 void
2286 wMenuSaveState(WScreen *scr)
2287 {
2288 proplist_t menus, key, value;
2289 int save_menus = 0;
2290 char buffer[256];
2291
2292 menus = PLMakeDictionaryFromEntries(NULL, NULL, NULL);
2293
2294 if (scr->root_menu && scr->root_menu->flags.buttoned) {
2295 sprintf(buffer, "%i,%i", scr->root_menu->frame_x,
2296 scr->root_menu->frame_y);
2297 key = PLMakeString("RootMenu");
2298 value = PLMakeString(buffer);
2299 PLInsertDictionaryEntry(menus, key, value);
2300 PLRelease(key);
2301 PLRelease(value);
2302 save_menus = 1;
2303 }
2304
2305 if (scr->switch_menu && scr->switch_menu->flags.buttoned) {
2306 sprintf(buffer, "%i,%i", scr->switch_menu->frame_x,
2307 scr->switch_menu->frame_y);
2308 key = PLMakeString("SwitchMenu");
2309 value = PLMakeString(buffer);
2310 PLInsertDictionaryEntry(menus, key, value);
2311 PLRelease(key);
2312 PLRelease(value);
2313 save_menus = 1;
2314 }
2315
2316 if (scr->workspace_menu && scr->workspace_menu->flags.buttoned) {
2317 sprintf(buffer, "%i,%i", scr->workspace_menu->frame_x,
2318 scr->workspace_menu->frame_y);
2319 key = PLMakeString("WorkspaceMenu");
2320 value = PLMakeString(buffer);
2321 PLInsertDictionaryEntry(menus, key, value);
2322 PLRelease(key);
2323 PLRelease(value);
2324 save_menus = 1;
2325 }
2326
2327 if (save_menus) {
2328 key = PLMakeString("Menus");
2329 PLInsertDictionaryEntry(scr->session_state, key, menus);
2330 PLRelease(key);
2331 }
2332 PLRelease(menus);
2333 }
2334
2335
2336 #define COMPLAIN(key) wwarning(_("bad value in menus state info:%s"), key)
2337
2338
2339 static int
2340 restoreMenu(WScreen *scr, proplist_t menu, int which)
2341 {
2342 int i, x, y;
2343 WMenu *pmenu = NULL;
2344
2345 if (!menu)
2346 return False;
2347
2348 if (!PLIsString(menu)) {
2349 COMPLAIN("Position");
2350 return False;
2351 }
2352
2353 if (sscanf(PLGetString(menu), "%i,%i", &x, &y)!=2)
2354 COMPLAIN("Position");
2355
2356 if (which & WSS_ROOTMENU) {
2357 OpenRootMenu(scr, x, y, False);
2358 pmenu = scr->root_menu;
2359 }
2360 else if (which & WSS_SWITCHMENU) {
2361 OpenSwitchMenu(scr, x, y, False);
2362 pmenu = scr->switch_menu;
2363 }
2364 else if (which & WSS_WSMENU) {
2365 OpenWorkspaceMenu(scr, x, y);
2366 pmenu = scr->workspace_menu;
2367 if (pmenu->parent) {
2368 /* make parent map the copy in place of the original */
2369 for (i=0; i<pmenu->parent->cascade_no; i++) {
2370 if (pmenu->parent->cascades[i] == pmenu) {
2371 pmenu->parent->cascades[i] = pmenu->brother;
2372 break;
2373 }
2374 }
2375 }
2376 }
2377
2378 if (pmenu) {
2379 int width = MENUW(pmenu);
2380 int height = MENUH(pmenu);
2381
2382 x = (x < -width) ? 0 : x;
2383 x = (x > scr->scr_width) ? scr->scr_width - width : x;
2384 y = (y < 0) ? 0 : y;
2385 y = (y > scr->scr_height) ? scr->scr_height - height : y;
2386 wMenuMove(pmenu, x, y, True);
2387 pmenu->flags.buttoned = 1;
2388 wFrameWindowShowButton(pmenu->frame, WFF_RIGHT_BUTTON);
2389 return True;
2390 }
2391 return False;
2392 }
2393
2394
2395 void
2396 wMenuRestoreState(WScreen *scr)
2397 {
2398 proplist_t menus, menu, key, rkey, skey, wkey;
2399
2400 key = PLMakeString("Menus");
2401 menus = PLGetDictionaryEntry(scr->session_state, key);
2402 PLRelease(key);
2403
2404 if (!menus)
2405 return;
2406
2407 /* restore menus */
2408
2409 rkey = PLMakeString("RootMenu");
2410 skey = PLMakeString("SwitchMenu");
2411 wkey = PLMakeString("WorkspaceMenu");
2412 menu = PLGetDictionaryEntry(menus, rkey);
2413 restoreMenu(scr, menu, WSS_ROOTMENU);
2414 menu = PLGetDictionaryEntry(menus, skey);
2415 restoreMenu(scr, menu, WSS_SWITCHMENU);
2416 menu = PLGetDictionaryEntry(menus, wkey);
2417 restoreMenu(scr, menu, WSS_WSMENU);
2418
2419 PLRelease(rkey);
2420 PLRelease(skey);
2421 PLRelease(wkey);
2422 }
2423
2424
2425 void
2426 OpenWorkspaceMenu(WScreen *scr, int x, int y)
2427 {
2428 WMenu *menu, *parent;
2429 WMenuEntry *entry;
2430
2431 if (!scr->root_menu) {
2432 OpenRootMenu(scr, scr->scr_width*2, 0, False);
2433 wMenuUnmap(scr->root_menu);
2434 }
2435
2436 menu = scr->workspace_menu;
2437 if (menu) {
2438 if (menu->flags.mapped) {
2439 if (!menu->flags.buttoned) {
2440 wMenuUnmap(menu);
2441 parent = menu->parent;
2442 if (parent && parent->selected_entry >= 0) {
2443 entry = parent->entries[parent->selected_entry];
2444 if (parent->cascades[entry->cascade] == menu) {
2445 selectEntry(parent, -1);
2446 wMenuMapAt(menu, x, y, False);
2447 }
2448 }
2449 } else {
2450 wRaiseFrame(menu->frame->core);
2451 wMenuMapCopyAt(menu, x, y);
2452 }
2453 }
2454 else {
2455 wMenuMapAt(menu, x, y, False);
2456 }
2457 }
2458 }
2459
2460
The Window Maker window manager