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- replaced VirtualEdgeThickness option with EnableVirtualDesktop (boolean)
[wmaker-crm.git] / src / menu.c
blobbb37dad6876f145db25f8682beb8f653bee98cb3
1 /* menu.c- generic menu, used for root menu, application menus etc.
2 *
3 * Window Maker window manager
4 *
5 * Copyright (c) 1997-2003 Alfredo K. Kojima
6 * Copyright (c) 1998-2003 Dan Pascu
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
21 * USA.
22 */
23
24 #include "wconfig.h"
25
26 #include <X11/Xlib.h>
27 #include <X11/Xutil.h>
28 #include <X11/keysym.h>
29 #include <stdlib.h>
30 #include <string.h>
31 #include <stdio.h>
32 #include <unistd.h>
33 #include <ctype.h>
34 #if 0
35 #include <nana.h>
36 #endif
37 #include "WindowMaker.h"
38 #include "wcore.h"
39 #include "framewin.h"
40 #include "menu.h"
41 #include "actions.h"
42 #include "funcs.h"
43 #include "stacking.h"
44 #include "text.h"
45 #include "xinerama.h"
46 #include "workspace.h"
47
48
49 /****** Global Variables ******/
50
51 extern Cursor wCursor[WCUR_LAST];
52
53 extern XContext wWinContext;
54
55 extern WPreferences wPreferences;
56
57 #define MOD_MASK wPreferences.modifier_mask
58
59 #define MENU_SCROLL_STEP menuScrollParameters[(int)wPreferences.menu_scroll_speed].steps
60 #define MENU_SCROLL_DELAY menuScrollParameters[(int)wPreferences.menu_scroll_speed].delay
61
62
63
64 #define MENUW(m) ((m)->frame->core->width+2*FRAME_BORDER_WIDTH)
65 #define MENUH(m) ((m)->frame->core->height+2*FRAME_BORDER_WIDTH)
66
67
68 /***** Local Stuff ******/
69
70
71 #define WSS_ROOTMENU (1<<0)
72 #define WSS_SWITCHMENU (1<<1)
73 #define WSS_WSMENU (1<<2)
74
75
76 static struct {
77 int steps;
78 int delay;
79 } menuScrollParameters[5] = {
80 {MENU_SCROLL_STEPS_UF, MENU_SCROLL_DELAY_UF},
81 {MENU_SCROLL_STEPS_F, MENU_SCROLL_DELAY_F},
82 {MENU_SCROLL_STEPS_M, MENU_SCROLL_DELAY_M},
83 {MENU_SCROLL_STEPS_S, MENU_SCROLL_DELAY_S},
84 {MENU_SCROLL_STEPS_US, MENU_SCROLL_DELAY_US}};
85
86
87 static void menuMouseDown(WObjDescriptor *desc, XEvent *event);
88 static void menuExpose(WObjDescriptor *desc, XEvent *event);
89
90 static void menuTitleDoubleClick(WCoreWindow *sender, void *data, XEvent *event);
91 static void menuTitleMouseDown(WCoreWindow *sender, void *data, XEvent *event);
92
93 static void menuCloseClick(WCoreWindow *sender, void *data, XEvent *event);
94
95 static void updateTexture(WMenu *menu);
96
97 #ifndef LITE
98 static int saveMenuRecurs(WMPropList *menus, WScreen *scr, WMenu *menu);
99 static int restoreMenuRecurs(WScreen *scr, WMPropList *menus, WMenu *menu, char *path);
100 #endif /* !LITE */
101
102 static void selectEntry(WMenu *menu, int entry_no);
103 static void closeCascade(WMenu *menu);
104
105
106 /****** Notification Observers ******/
107
108 static void
109 appearanceObserver(void *self, WMNotification *notif)
110 {
111 WMenu *menu = (WMenu*)self;
112 int flags = (int)WMGetNotificationClientData(notif);
113
114 if (!menu->flags.realized)
115 return;
116
117 if (WMGetNotificationName(notif) == WNMenuAppearanceSettingsChanged) {
118 if (flags & WFontSettings) {
119 menu->flags.realized = 0;
120 wMenuRealize(menu);
121 }
122 if (flags & WTextureSettings) {
123 if (!menu->flags.brother)
124 updateTexture(menu);
125 }
126 if (flags & (WTextureSettings|WColorSettings)) {
127 wMenuPaint(menu);
128 }
129 } else if (menu->flags.titled) {
130
131 if (flags & WFontSettings) {
132 menu->flags.realized = 0;
133 wMenuRealize(menu);
134 }
135 if (flags & WTextureSettings) {
136 menu->frame->flags.need_texture_remake = 1;
137 }
138 if (flags & (WColorSettings|WTextureSettings)) {
139 wFrameWindowPaint(menu->frame);
140 }
141 }
142 }
143
144 /************************************/
145
146
147 /*
148 *----------------------------------------------------------------------
149 * wMenuCreate--
150 * Creates a new empty menu with the specified title. If main_menu
151 * is True, the created menu will be a main menu, which has some special
152 * properties such as being placed over other normal menus.
153 * If title is NULL, the menu will have no titlebar.
154 *
155 * Returns:
156 * The created menu.
157 *----------------------------------------------------------------------
158 */
159 WMenu*
160 wMenuCreate(WScreen *screen, char *title, int main_menu)
161 {
162 WMenu *menu;
163 static int brother=0;
164 int tmp, flags;
165
166 menu = wmalloc(sizeof(WMenu));
167
168 memset(menu, 0, sizeof(WMenu));
169
170 #ifdef SINGLE_MENULEVEL
171 tmp = WMSubmenuLevel;
172 #else
173 tmp = (main_menu ? WMMainMenuLevel : WMSubmenuLevel);
174 #endif
175
176 flags = WFF_SINGLE_STATE|WFF_BORDER;
177 if (title) {
178 flags |= WFF_TITLEBAR|WFF_RIGHT_BUTTON;
179 menu->flags.titled = 1;
180 }
181 menu->frame =
182 wFrameWindowCreate(screen, tmp, 8, 2, 1, 1, &wPreferences.menu_title_clearance, flags,
183 screen->menu_title_texture, NULL,
184 screen->menu_title_color,
185 &screen->menu_title_font);
186
187 menu->frame->core->descriptor.parent = menu;
188 menu->frame->core->descriptor.parent_type = WCLASS_MENU;
189 menu->frame->core->descriptor.handle_mousedown = menuMouseDown;
190
191 wFrameWindowHideButton(menu->frame, WFF_RIGHT_BUTTON);
192
193 if (title) {
194 menu->frame->title = wstrdup(title);
195 }
196
197 menu->frame->flags.justification = WTJ_LEFT;
198
199 menu->frame->rbutton_image = screen->b_pixmaps[WBUT_CLOSE];
200
201 menu->entry_no = 0;
202 menu->alloced_entries = 0;
203 menu->selected_entry = -1;
204 menu->entries = NULL;
205
206 menu->frame_x = screen->app_menu_x;
207 menu->frame_y = screen->app_menu_y;
208
209 menu->frame->child = menu;
210
211 menu->flags.lowered = 0;
212
213 /* create borders */
214 if (title) {
215 /* setup object descriptors */
216 menu->frame->on_mousedown_titlebar = menuTitleMouseDown;
217 menu->frame->on_dblclick_titlebar = menuTitleDoubleClick;
218 }
219
220 menu->frame->on_click_right = menuCloseClick;
221
222
223 menu->menu = wCoreCreate(menu->frame->core, 0, menu->frame->top_width,
224 menu->frame->core->width, 10);
225
226 menu->menu->descriptor.parent = menu;
227 menu->menu->descriptor.parent_type = WCLASS_MENU;
228 menu->menu->descriptor.handle_expose = menuExpose;
229 menu->menu->descriptor.handle_mousedown = menuMouseDown;
230
231 menu->menu_texture_data = None;
232
233 XMapWindow(dpy, menu->menu->window);
234
235 XFlush(dpy);
236
237 if (!brother) {
238 brother = 1;
239 menu->brother = wMenuCreate(screen, title, main_menu);
240 brother = 0;
241 menu->brother->flags.brother = 1;
242 menu->brother->brother = menu;
243 }
244 WMAddNotificationObserver(appearanceObserver, menu,
245 WNMenuAppearanceSettingsChanged, menu);
246
247 WMAddNotificationObserver(appearanceObserver, menu,
248 WNMenuTitleAppearanceSettingsChanged, menu);
249
250
251 return menu;
252 }
253
254
255
256
257 WMenu*
258 wMenuCreateForApp(WScreen *screen, char *title, int main_menu)
259 {
260 WMenu *menu;
261
262 menu = wMenuCreate(screen, title, main_menu);
263 if (!menu)
264 return NULL;
265 menu->flags.app_menu = 1;
266 menu->brother->flags.app_menu = 1;
267
268 return menu;
269 }
270
271
272
273 static void
274 insertEntry(WMenu *menu, WMenuEntry *entry, int index)
275 {
276 int i;
277
278 for (i = menu->entry_no-1; i >= index; i--) {
279 menu->entries[i]->order++;
280 menu->entries[i+1] = menu->entries[i];
281 }
282 menu->entries[index] = entry;
283 }
284
285
286 WMenuEntry*
287 wMenuInsertCallback(WMenu *menu, int index, char *text,
288 void (*callback)(WMenu *menu, WMenuEntry *entry),
289 void *clientdata)
290 {
291 WMenuEntry *entry;
292
293 menu->flags.realized = 0;
294 menu->brother->flags.realized = 0;
295
296 /* reallocate array if it's too small */
297 if (menu->entry_no >= menu->alloced_entries) {
298 void *tmp;
299
300 tmp = wrealloc(menu->entries,
301 sizeof(WMenuEntry)*(menu->alloced_entries+5));
302
303 menu->entries = tmp;
304 menu->alloced_entries += 5;
305
306 menu->brother->entries = tmp;
307 menu->brother->alloced_entries = menu->alloced_entries;
308 }
309 entry = wmalloc(sizeof(WMenuEntry));
310 memset(entry, 0, sizeof(WMenuEntry));
311 entry->flags.enabled = 1;
312 entry->text = wstrdup(text);
313 entry->cascade = -1;
314 entry->clientdata = clientdata;
315 entry->callback = callback;
316 if (index<0 || index>=menu->entry_no) {
317 entry->order = menu->entry_no;
318 menu->entries[menu->entry_no] = entry;
319 } else {
320 entry->order = index;
321 insertEntry(menu, entry, index);
322 }
323
324 menu->entry_no++;
325 menu->brother->entry_no = menu->entry_no;
326
327 return entry;
328 }
329
330
331
332 void
333 wMenuEntrySetCascade(WMenu *menu, WMenuEntry *entry, WMenu *cascade)
334 {
335 WMenu *brother = menu->brother;
336 int i, done;
337
338 assert(menu->flags.brother==0);
339
340 if (entry->cascade>=0) {
341 menu->flags.realized = 0;
342 brother->flags.realized = 0;
343 }
344
345 cascade->parent = menu;
346
347 cascade->brother->parent = brother;
348
349 done = 0;
350 for (i=0; i<menu->cascade_no; i++) {
351 if (menu->cascades[i]==NULL) {
352 menu->cascades[i] = cascade;
353 brother->cascades[i] = cascade->brother;
354 done = 1;
355 entry->cascade = i;
356 break;
357 }
358 }
359 if (!done) {
360 entry->cascade = menu->cascade_no;
361
362 menu->cascades = wrealloc(menu->cascades,
363 sizeof(WMenu)*(menu->cascade_no+1));
364 menu->cascades[menu->cascade_no++] = cascade;
365
366
367 brother->cascades = wrealloc(brother->cascades,
368 sizeof(WMenu)*(brother->cascade_no+1));
369 brother->cascades[brother->cascade_no++] = cascade->brother;
370 }
371
372
373 if (menu->flags.lowered) {
374
375 cascade->flags.lowered = 1;
376 ChangeStackingLevel(cascade->frame->core, WMNormalLevel);
377
378 cascade->brother->flags.lowered = 1;
379 ChangeStackingLevel(cascade->brother->frame->core, WMNormalLevel);
380 }
381
382 if (!menu->flags.realized)
383 wMenuRealize(menu);
384 }
385
386
387 void
388 wMenuEntryRemoveCascade(WMenu *menu, WMenuEntry *entry)
389 {
390 assert(menu->flags.brother==0);
391
392 /* destroy cascade menu */
393 if (entry->cascade>=0 && menu->cascades
394 && menu->cascades[entry->cascade]!=NULL) {
395
396 wMenuDestroy(menu->cascades[entry->cascade], True);
397
398 menu->cascades[entry->cascade] = NULL;
399 menu->brother->cascades[entry->cascade] = NULL;
400
401 entry->cascade = -1;
402 }
403 }
404
405
406 void
407 wMenuRemoveItem(WMenu *menu, int index)
408 {
409 int i;
410
411 if (menu->flags.brother) {
412 wMenuRemoveItem(menu->brother, index);
413 return;
414 }
415
416 if (index>=menu->entry_no) return;
417
418 /* destroy cascade menu */
419 wMenuEntryRemoveCascade(menu, menu->entries[index]);
420
421 /* destroy unshared data */
422
423 if (menu->entries[index]->text)
424 wfree(menu->entries[index]->text);
425
426 if (menu->entries[index]->rtext)
427 wfree(menu->entries[index]->rtext);
428
429 if (menu->entries[index]->free_cdata && menu->entries[index]->clientdata)
430 (*menu->entries[index]->free_cdata)(menu->entries[index]->clientdata);
431
432 wfree(menu->entries[index]);
433
434 for (i=index; i<menu->entry_no-1; i++) {
435 menu->entries[i+1]->order--;
436 menu->entries[i]=menu->entries[i+1];
437 }
438 menu->entry_no--;
439 menu->brother->entry_no--;
440 }
441
442
443 static Pixmap
444 renderTexture(WMenu *menu)
445 {
446 RImage *img;
447 Pixmap pix;
448 int i;
449 RColor light;
450 RColor dark;
451 RColor mid;
452 WScreen *scr = menu->menu->screen_ptr;
453 WTexture *texture = scr->menu_item_texture;
454
455 if (wPreferences.menu_style == MS_NORMAL) {
456 img = wTextureRenderImage(texture, menu->menu->width,
457 menu->entry_height, WREL_MENUENTRY);
458 } else {
459 img = wTextureRenderImage(texture, menu->menu->width,
460 menu->menu->height+1, WREL_MENUENTRY);
461 }
462 if (!img) {
463 wwarning(_("could not render texture: %s"),
464 RMessageForError(RErrorCode));
465
466 return None;
467 }
468
469 if (wPreferences.menu_style == MS_SINGLE_TEXTURE) {
470 light.alpha = 0;
471 light.red = light.green = light.blue = 80;
472
473 dark.alpha = 255;
474 dark.red = dark.green = dark.blue = 0;
475
476 mid.alpha = 0;
477 mid.red = mid.green = mid.blue = 40;
478
479 for (i = 1; i < menu->entry_no; i++) {
480 ROperateLine(img, RSubtractOperation, 0, i*menu->entry_height-2,
481 menu->menu->width-1, i*menu->entry_height-2, &mid);
482
483 RDrawLine(img, 0, i*menu->entry_height-1,
484 menu->menu->width-1, i*menu->entry_height-1, &dark);
485
486 ROperateLine(img, RAddOperation, 0, i*menu->entry_height,
487 menu->menu->width-1, i*menu->entry_height,
488 &light);
489 }
490 }
491 if (!RConvertImage(scr->rcontext, img, &pix)) {
492 wwarning(_("error rendering image:%s"), RMessageForError(RErrorCode));
493 }
494 RReleaseImage(img);
495
496 return pix;
497 }
498
499
500 static void
501 updateTexture(WMenu *menu)
502 {
503 WScreen *scr = menu->menu->screen_ptr;
504
505 /* setup background texture */
506 if (scr->menu_item_texture->any.type != WTEX_SOLID) {
507 if (!menu->flags.brother) {
508 FREE_PIXMAP(menu->menu_texture_data);
509
510 menu->menu_texture_data = renderTexture(menu);
511
512 XSetWindowBackgroundPixmap(dpy, menu->menu->window,
513 menu->menu_texture_data);
514 XClearWindow(dpy, menu->menu->window);
515
516 XSetWindowBackgroundPixmap(dpy, menu->brother->menu->window,
517 menu->menu_texture_data);
518 XClearWindow(dpy, menu->brother->menu->window);
519 }
520 } else {
521 XSetWindowBackground(dpy, menu->menu->window,
522 scr->menu_item_texture->any.color.pixel);
523 XClearWindow(dpy, menu->menu->window);
524 }
525 }
526
527
528 void
529 wMenuRealize(WMenu *menu)
530 {
531 int i;
532 int width, rwidth, mrwidth, mwidth;
533 int theight, twidth, eheight;
534 WScreen *scr = menu->frame->screen_ptr;
535 static int brother_done=0;
536 int flags;
537
538 if (!brother_done) {
539 brother_done = 1;
540 wMenuRealize(menu->brother);
541 brother_done = 0;
542 }
543
544 flags = WFF_SINGLE_STATE|WFF_BORDER;
545 if (menu->flags.titled)
546 flags |= WFF_TITLEBAR|WFF_RIGHT_BUTTON;
547
548 wFrameWindowUpdateBorders(menu->frame, flags);
549
550 if (menu->flags.titled) {
551 twidth = WMWidthOfString(scr->menu_title_font, menu->frame->title,
552 strlen(menu->frame->title));
553 theight = menu->frame->top_width;
554 twidth += theight + (wPreferences.new_style ? 16 : 8);
555 } else {
556 twidth = 0;
557 theight = 0;
558 }
559 eheight = WMFontHeight(scr->menu_entry_font) + 6 + wPreferences.menu_text_clearance * 2;
560 menu->entry_height = eheight;
561 mrwidth = 0;
562 mwidth = 0;
563 for (i=0; i<menu->entry_no; i++) {
564 char *text;
565
566 /* search widest text */
567 text = menu->entries[i]->text;
568 width = WMWidthOfString(scr->menu_entry_font, text, strlen(text))+10;
569
570 if (menu->entries[i]->flags.indicator) {
571 width += MENU_INDICATOR_SPACE;
572 }
573
574 if (width > mwidth)
575 mwidth = width;
576
577 /* search widest text on right */
578 text = menu->entries[i]->rtext;
579 if (text)
580 rwidth = WMWidthOfString(scr->menu_entry_font, text, strlen(text))
581 + 10;
582 else if (menu->entries[i]->cascade>=0)
583 rwidth = 16;
584 else
585 rwidth = 4;
586
587 if (rwidth > mrwidth)
588 mrwidth = rwidth;
589 }
590 mwidth += mrwidth;
591
592 if (mwidth < twidth)
593 mwidth = twidth;
594
595
596 wCoreConfigure(menu->menu, 0, theight, mwidth, menu->entry_no*eheight -1);
597
598 wFrameWindowResize(menu->frame, mwidth, menu->entry_no*eheight-1
599 + menu->frame->top_width + menu->frame->bottom_width);
600
601
602 updateTexture(menu);
603
604 menu->flags.realized = 1;
605
606 if (menu->flags.mapped)
607 wMenuPaint(menu);
608 if (menu->brother->flags.mapped)
609 wMenuPaint(menu->brother);
610 }
611
612
613 void
614 wMenuDestroy(WMenu *menu, int recurse)
615 {
616 int i;
617
618 WMRemoveNotificationObserver(menu);
619
620 /* remove any pending timers */
621 if (menu->timer)
622 WMDeleteTimerHandler(menu->timer);
623 menu->timer = NULL;
624
625 /* call destroy handler */
626 if (menu->on_destroy)
627 (*menu->on_destroy)(menu);
628
629 /* Destroy items if this menu own them. If this is the "brother" menu,
630 * leave them alone as it is shared by them.
631 */
632 if (!menu->flags.brother) {
633 for (i=0; i<menu->entry_no; i++) {
634
635 wfree(menu->entries[i]->text);
636
637 if (menu->entries[i]->rtext)
638 wfree(menu->entries[i]->rtext);
639 #ifdef USER_MENU
640
641 if (menu->entries[i]->instances){
642 WMReleasePropList(menu->entries[i]->instances);
643 }
644 #endif /* USER_MENU */
645
646 if (menu->entries[i]->free_cdata && menu->entries[i]->clientdata) {
647 (*menu->entries[i]->free_cdata)(menu->entries[i]->clientdata);
648 }
649 wfree(menu->entries[i]);
650 }
651
652 if (recurse) {
653 for (i=0; i<menu->cascade_no; i++) {
654 if (menu->cascades[i]) {
655 if (menu->cascades[i]->flags.brother)
656 wMenuDestroy(menu->cascades[i]->brother, recurse);
657 else
658 wMenuDestroy(menu->cascades[i], recurse);
659 }
660 }
661 }
662
663 if (menu->entries)
664 wfree(menu->entries);
665
666 }
667
668 FREE_PIXMAP(menu->menu_texture_data);
669
670 if (menu->cascades)
671 wfree(menu->cascades);
672
673 wCoreDestroy(menu->menu);
674 wFrameWindowDestroy(menu->frame);
675
676 /* destroy copy of this menu */
677 if (!menu->flags.brother && menu->brother)
678 wMenuDestroy(menu->brother, False);
679
680 wfree(menu);
681 }
682
683
684 #define F_NORMAL 0
685 #define F_TOP 1
686 #define F_BOTTOM 2
687 #define F_NONE 3
688
689 static void
690 drawFrame(WScreen *scr, Drawable win, int y, int w, int h, int type)
691 {
692 XSegment segs[2];
693 int i;
694
695 i = 0;
696 segs[i].x1 = segs[i].x2 = w-1;
697 segs[i].y1 = y;
698 segs[i].y2 = y + h - 1;
699 i++;
700 if (type != F_TOP && type != F_NONE) {
701 segs[i].x1 = 1;
702 segs[i].y1 = segs[i].y2 = y + h-2;
703 segs[i].x2 = w-1;
704 i++;
705 }
706 XDrawSegments(dpy, win, scr->menu_item_auxtexture->dim_gc, segs, i);
707
708 i = 0;
709 segs[i].x1 = 0;
710 segs[i].y1 = y;
711 segs[i].x2 = 0;
712 segs[i].y2 = y + h - 1;
713 i++;
714 if (type != F_BOTTOM && type != F_NONE) {
715 segs[i].x1 = 0;
716 segs[i].y1 = y;
717 segs[i].x2 = w-1;
718 segs[i].y2 = y;
719 i++;
720 }
721 XDrawSegments(dpy, win, scr->menu_item_auxtexture->light_gc, segs, i);
722
723 if (type != F_TOP && type != F_NONE)
724 XDrawLine(dpy, win, scr->menu_item_auxtexture->dark_gc, 0, y+h-1,
725 w-1, y+h-1);
726 }
727
728
729 static void
730 paintEntry(WMenu *menu, int index, int selected)
731 {
732 WScreen *scr=menu->frame->screen_ptr;
733 Window win = menu->menu->window;
734 WMenuEntry *entry=menu->entries[index];
735 GC light, dim, dark;
736 WMColor *color;
737 int x, y, w, h, tw;
738 int type;
739
740 if (!menu->flags.realized) return;
741 h = menu->entry_height;
742 w = menu->menu->width;
743 y = index * h;
744
745 light = scr->menu_item_auxtexture->light_gc;
746 dim = scr->menu_item_auxtexture->dim_gc;
747 dark = scr->menu_item_auxtexture->dark_gc;
748
749 if (wPreferences.menu_style == MS_FLAT && menu->entry_no > 1) {
750 if (index == 0)
751 type = F_TOP;
752 else if (index == menu->entry_no - 1)
753 type = F_BOTTOM;
754 else
755 type = F_NONE;
756 } else {
757 type = F_NORMAL;
758 }
759
760 /* paint background */
761 if (selected) {
762 XFillRectangle(dpy, win, WMColorGC(scr->select_color), 1, y+1, w-2, h-3);
763 if (scr->menu_item_texture->any.type == WTEX_SOLID)
764 drawFrame(scr, win, y, w, h, type);
765 } else {
766 if (scr->menu_item_texture->any.type == WTEX_SOLID) {
767 XClearArea(dpy, win, 0, y + 1, w - 1, h - 3, False);
768 /* draw the frame */
769 drawFrame(scr, win, y, w, h, type);
770 } else {
771 XClearArea(dpy, win, 0, y, w, h, False);
772 }
773 }
774
775 if (selected) {
776 if (entry->flags.enabled)
777 color = scr->select_text_color;
778 else
779 color = scr->dtext_color;
780 } else if (!entry->flags.enabled) {
781 color = scr->dtext_color;
782 } else {
783 color = scr->mtext_color;
784 }
785 /* draw text */
786 x = 5;
787 if (entry->flags.indicator)
788 x += MENU_INDICATOR_SPACE + 2;
789
790 WMDrawString(scr->wmscreen, win, color, scr->menu_entry_font,
791 x, 3 + y + wPreferences.menu_text_clearance, entry->text, strlen(entry->text));
792
793 if (entry->cascade>=0) {
794 /* draw the cascade indicator */
795 XDrawLine(dpy, win, dim, w-11, y+6, w-6, y+h/2-1);
796 XDrawLine(dpy, win, light, w-11, y+h-8, w-6, y+h/2-1);
797 XDrawLine(dpy, win, dark, w-12, y+6, w-12, y+h-8);
798 }
799
800 /* draw indicator */
801 if (entry->flags.indicator && entry->flags.indicator_on) {
802 int iw, ih;
803 WPixmap *indicator;
804
805
806 switch (entry->flags.indicator_type) {
807 case MI_CHECK:
808 indicator = scr->menu_check_indicator;
809 break;
810 case MI_MINIWINDOW:
811 indicator = scr->menu_mini_indicator;
812 break;
813 case MI_HIDDEN:
814 indicator = scr->menu_hide_indicator;
815 break;
816 case MI_SHADED:
817 indicator = scr->menu_shade_indicator;
818 break;
819 case MI_DIAMOND:
820 default:
821 indicator = scr->menu_radio_indicator;
822 break;
823 }
824
825 iw = indicator->width;
826 ih = indicator->height;
827 XSetClipMask(dpy, scr->copy_gc, indicator->mask);
828 XSetClipOrigin(dpy, scr->copy_gc, 5, y+(h-ih)/2);
829 if (selected) {
830 if (entry->flags.enabled) {
831 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->select_text_color));
832 } else {
833 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->dtext_color));
834 }
835 } else {
836 if (entry->flags.enabled) {
837 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->mtext_color));
838 } else {
839 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->dtext_color));
840 }
841 }
842 XFillRectangle(dpy, win, scr->copy_gc, 5, y+(h-ih)/2, iw, ih);
843 /*
844 XCopyArea(dpy, indicator->image, win, scr->copy_gc, 0, 0,
845 iw, ih, 5, y+(h-ih)/2);
846 */
847 XSetClipOrigin(dpy, scr->copy_gc, 0, 0);
848 }
849
850 /* draw right text */
851
852 if (entry->rtext && entry->cascade<0) {
853 tw = WMWidthOfString(scr->menu_entry_font, entry->rtext,
854 strlen(entry->rtext));
855
856 WMDrawString(scr->wmscreen, win, color, scr->menu_entry_font, w-6-tw,
857 y + 3 + wPreferences.menu_text_clearance, entry->rtext, strlen(entry->rtext));
858 }
859 }
860
861
862 static void
863 move_menus(WMenu *menu, int x, int y)
864 {
865 while (menu->parent) {
866 menu = menu->parent;
867 x -= MENUW(menu);
868 if (!wPreferences.align_menus && menu->selected_entry>=0) {
869 y -= menu->selected_entry*menu->entry_height;
870 }
871 }
872 wMenuMove(menu, x, y, True);
873 }
874
875 static void
876 makeVisible(WMenu *menu)
877 {
878 WScreen *scr = menu->frame->screen_ptr;
879 int x1, y1, x2, y2, new_x, new_y, move;
880 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
881
882 if (menu->entry_no<0) return;
883
884 x1 = menu->frame_x;
885 y1 = menu->frame_y+menu->frame->top_width
886 + menu->selected_entry*menu->entry_height;
887 x2 = x1 + MENUW(menu);
888 y2 = y1 + menu->entry_height;
889
890 new_x = x1;
891 new_y = y1;
892 move = 0;
893
894
895 if (x1 < rect.pos.x) {
896 new_x = rect.pos.x;
897 move = 1;
898 } else if (x2 >= rect.pos.x + rect.size.width) {
899 new_x = rect.pos.x + rect.size.width - MENUW(menu) - 1;
900 move = 1;
901 }
902
903 if (y1 < rect.pos.y) {
904 new_y = rect.pos.y;
905 move = 1;
906 } else if (y2 >= rect.pos.y + rect.size.height) {
907 new_y = rect.pos.y + rect.size.height - menu->entry_height - 1;
908 move = 1;
909 }
910
911 new_y = new_y - menu->frame->top_width
912 - menu->selected_entry*menu->entry_height;
913 move_menus(menu, new_x, new_y);
914 }
915
916
917 static int
918 check_key(WMenu *menu, XKeyEvent *event)
919 {
920 int i, ch, s;
921 char buffer[32];
922
923 if (XLookupString(event, buffer, 32, NULL, NULL)<1)
924 return -1;
925
926 ch = toupper(buffer[0]);
927
928 s = (menu->selected_entry>=0 ? menu->selected_entry+1 : 0);
929
930 again:
931 for (i=s; i<menu->entry_no; i++) {
932 if (ch==toupper(menu->entries[i]->text[0])) {
933 return i;
934 }
935 }
936 /* no match. Retry from start, if previous started from a selected entry */
937 if (s!=0) {
938 s = 0;
939 goto again;
940 }
941 return -1;
942 }
943
944
945 static int
946 keyboardMenu(WMenu *menu)
947 {
948 XEvent event;
949 KeySym ksym=NoSymbol;
950 int done=0;
951 int index;
952 WMenuEntry *entry;
953 int old_pos_x = menu->frame_x;
954 int old_pos_y = menu->frame_y;
955 int new_x = old_pos_x, new_y = old_pos_y;
956 WMRect rect = wGetRectForHead(menu->frame->screen_ptr,
957 wGetHeadForPointerLocation(menu->frame->screen_ptr));
958
959 if (menu->flags.editing)
960 return False;
961
962
963 XGrabKeyboard(dpy, menu->frame->core->window, True, GrabModeAsync,
964 GrabModeAsync, CurrentTime);
965
966
967 if (menu->frame_y+menu->frame->top_width >= rect.pos.y + rect.size.height)
968 new_y = rect.pos.y + rect.size.height - menu->frame->top_width;
969
970 if (menu->frame_x+MENUW(menu) >= rect.pos.x + rect.size.width)
971 new_x = rect.pos.x + rect.size.width - MENUW(menu) - 1;
972
973 move_menus(menu, new_x, new_y);
974
975 while (!done && menu->flags.mapped) {
976 XAllowEvents(dpy, AsyncKeyboard, CurrentTime);
977 WMMaskEvent(dpy, ExposureMask|ButtonMotionMask|ButtonPressMask
978 |ButtonReleaseMask|KeyPressMask|KeyReleaseMask
979 |SubstructureNotifyMask, &event);
980
981 switch (event.type) {
982 case KeyPress:
983 ksym = XLookupKeysym(&event.xkey, 0);
984 switch (ksym) {
985 case XK_Escape:
986 done = 1;
987 break;
988
989 case XK_Home:
990 #ifdef XK_KP_Home
991 case XK_KP_Home:
992 #endif
993 selectEntry(menu, 0);
994 makeVisible(menu);
995 break;
996
997 case XK_End:
998 #ifdef XK_KP_End
999 case XK_KP_End:
1000 #endif
1001 selectEntry(menu, menu->entry_no-1);
1002 makeVisible(menu);
1003 break;
1004
1005 case XK_Up:
1006 #ifdef ARROWLESS_KBD
1007 case XK_k:
1008 #endif
1009 #ifdef XK_KP_Up
1010 case XK_KP_Up:
1011 #endif
1012 if (menu->selected_entry <= 0)
1013 selectEntry(menu, menu->entry_no-1);
1014 else
1015 selectEntry(menu, menu->selected_entry-1);
1016 makeVisible(menu);
1017 break;
1018
1019 case XK_Down:
1020 #ifdef ARROWLESS_KBD
1021 case XK_j:
1022 #endif
1023 #ifdef XK_KP_Down
1024 case XK_KP_Down:
1025 #endif
1026 if (menu->selected_entry<0)
1027 selectEntry(menu, 0);
1028 else if (menu->selected_entry == menu->entry_no-1)
1029 selectEntry(menu, 0);
1030 else if (menu->selected_entry < menu->entry_no-1)
1031 selectEntry(menu, menu->selected_entry+1);
1032 makeVisible(menu);
1033 break;
1034
1035 case XK_Right:
1036 #ifdef ARROWLESS_KBD
1037 case XK_l:
1038 #endif
1039 #ifdef XK_KP_Right
1040 case XK_KP_Right:
1041 #endif
1042 if (menu->selected_entry>=0) {
1043 WMenuEntry *entry;
1044 entry = menu->entries[menu->selected_entry];
1045
1046 if (entry->cascade >= 0 && menu->cascades
1047 && menu->cascades[entry->cascade]->entry_no > 0) {
1048
1049 XUngrabKeyboard(dpy, CurrentTime);
1050
1051 selectEntry(menu->cascades[entry->cascade], 0);
1052 if (!keyboardMenu(menu->cascades[entry->cascade]))
1053 done = 1;
1054
1055 XGrabKeyboard(dpy, menu->frame->core->window, True,
1056 GrabModeAsync, GrabModeAsync,
1057 CurrentTime);
1058 }
1059 }
1060 break;
1061
1062 case XK_Left:
1063 #ifdef ARROWLESS_KBD
1064 case XK_h:
1065 #endif
1066 #ifdef XK_KP_Left
1067 case XK_KP_Left:
1068 #endif
1069 if (menu->parent!=NULL && menu->parent->selected_entry>=0) {
1070 selectEntry(menu, -1);
1071 move_menus(menu, old_pos_x, old_pos_y);
1072 return True;
1073 }
1074 break;
1075
1076 case XK_Return:
1077 done = 2;
1078 break;
1079
1080 default:
1081 index = check_key(menu, &event.xkey);
1082 if (index>=0) {
1083 selectEntry(menu, index);
1084 }
1085 }
1086 break;
1087
1088 default:
1089 if (event.type==ButtonPress)
1090 done = 1;
1091
1092 WMHandleEvent(&event);
1093 }
1094 }
1095
1096 XUngrabKeyboard(dpy, CurrentTime);
1097
1098 if (done==2 && menu->selected_entry>=0) {
1099 entry = menu->entries[menu->selected_entry];
1100 } else {
1101 entry = NULL;
1102 }
1103
1104 if (entry && entry->callback!=NULL && entry->flags.enabled
1105 && entry->cascade < 0) {
1106 #if (MENU_BLINK_COUNT > 0)
1107 int sel = menu->selected_entry;
1108 int i;
1109
1110 for (i=0; i<MENU_BLINK_COUNT; i++) {
1111 paintEntry(menu, sel, False);
1112 XSync(dpy, 0);
1113 wusleep(MENU_BLINK_DELAY);
1114 paintEntry(menu, sel, True);
1115 XSync(dpy, 0);
1116 wusleep(MENU_BLINK_DELAY);
1117 }
1118 #endif
1119 selectEntry(menu, -1);
1120
1121 if (!menu->flags.buttoned) {
1122 wMenuUnmap(menu);
1123 move_menus(menu, old_pos_x, old_pos_y);
1124 }
1125 closeCascade(menu);
1126
1127 (*entry->callback)(menu, entry);
1128 } else {
1129 if (!menu->flags.buttoned) {
1130 wMenuUnmap(menu);
1131 move_menus(menu, old_pos_x, old_pos_y);
1132 }
1133 selectEntry(menu, -1);
1134 }
1135
1136
1137 /* returns True if returning from a submenu to a parent menu,
1138 * False if exiting from menu */
1139 return False;
1140 }
1141
1142
1143 void
1144 wMenuMapAt(WMenu *menu, int x, int y, int keyboard)
1145 {
1146 WMRect rect = wGetRectForHead(menu->frame->screen_ptr,
1147 wGetHeadForPointerLocation(menu->frame->screen_ptr));
1148
1149 if (!menu->flags.realized) {
1150 menu->flags.realized=1;
1151 wMenuRealize(menu);
1152 }
1153 if (!menu->flags.mapped) {
1154 if (wPreferences.wrap_menus) {
1155 if (x<rect.pos.x) x = rect.pos.x;
1156 if (y<rect.pos.y) y = rect.pos.y;
1157 if (x+MENUW(menu) > rect.pos.x + rect.size.width)
1158 x = rect.pos.x + rect.size.width - MENUW(menu);
1159 if (y+MENUH(menu) > rect.pos.y + rect.size.height)
1160 y = rect.pos.y + rect.size.height - MENUH(menu);
1161 }
1162
1163 XMoveWindow(dpy, menu->frame->core->window, x, y);
1164 menu->frame_x = x;
1165 menu->frame_y = y;
1166 XMapWindow(dpy, menu->frame->core->window);
1167 wRaiseFrame(menu->frame->core);
1168 menu->flags.mapped = 1;
1169 } else {
1170 selectEntry(menu, 0);
1171 }
1172
1173 if (keyboard)
1174 keyboardMenu(menu);
1175 }
1176
1177
1178 void
1179 wMenuMap(WMenu *menu)
1180 {
1181 if (!menu->flags.realized) {
1182 menu->flags.realized=1;
1183 wMenuRealize(menu);
1184 }
1185 if (menu->flags.app_menu && menu->parent==NULL) {
1186 menu->frame_x = menu->frame->screen_ptr->app_menu_x;
1187 menu->frame_y = menu->frame->screen_ptr->app_menu_y;
1188 XMoveWindow(dpy, menu->frame->core->window, menu->frame_x, menu->frame_y);
1189 }
1190 XMapWindow(dpy, menu->frame->core->window);
1191 wRaiseFrame(menu->frame->core);
1192 menu->flags.mapped = 1;
1193 }
1194
1195
1196 void
1197 wMenuUnmap(WMenu *menu)
1198 {
1199 int i;
1200
1201 XUnmapWindow(dpy, menu->frame->core->window);
1202 if (menu->flags.titled && menu->flags.buttoned) {
1203 wFrameWindowHideButton(menu->frame, WFF_RIGHT_BUTTON);
1204 }
1205 menu->flags.buttoned = 0;
1206 menu->flags.mapped = 0;
1207 menu->flags.open_to_left = 0;
1208
1209 for (i=0; i<menu->cascade_no; i++) {
1210 if (menu->cascades[i]!=NULL
1211 && menu->cascades[i]->flags.mapped
1212 && !menu->cascades[i]->flags.buttoned) {
1213
1214 wMenuUnmap(menu->cascades[i]);
1215 }
1216 }
1217 menu->selected_entry = -1;
1218 }
1219
1220
1221
1222 void
1223 wMenuPaint(WMenu *menu)
1224 {
1225 int i;
1226
1227 if (!menu->flags.mapped) {
1228 return;
1229 }
1230
1231 /* paint entries */
1232 for (i=0; i<menu->entry_no; i++) {
1233 paintEntry(menu, i, i==menu->selected_entry);
1234 }
1235 }
1236
1237
1238 void
1239 wMenuSetEnabled(WMenu *menu, int index, int enable)
1240 {
1241 if (index>=menu->entry_no) return;
1242 menu->entries[index]->flags.enabled=enable;
1243 paintEntry(menu, index, index==menu->selected_entry);
1244 paintEntry(menu->brother, index, index==menu->selected_entry);
1245 }
1246
1247
1248 /* ====================================================================== */
1249
1250
1251 static void
1252 editEntry(WMenu *menu, WMenuEntry *entry)
1253 {
1254 WTextInput *text;
1255 XEvent event;
1256 WObjDescriptor *desc;
1257 char *t;
1258 int done = 0;
1259 Window old_focus;
1260 int old_revert;
1261
1262 menu->flags.editing = 1;
1263
1264 text = wTextCreate(menu->menu, 1, menu->entry_height * entry->order,
1265 menu->menu->width - 2, menu->entry_height - 1);
1266
1267 wTextPutText(text, entry->text);
1268 XGetInputFocus(dpy, &old_focus, &old_revert);
1269 XSetInputFocus(dpy, text->core->window, RevertToNone, CurrentTime);
1270
1271 if (XGrabKeyboard(dpy, text->core->window, True, GrabModeAsync,
1272 GrabModeAsync, CurrentTime)!=GrabSuccess) {
1273 wwarning(_("could not grab keyboard"));
1274 wTextDestroy(text);
1275
1276 wSetFocusTo(menu->frame->screen_ptr,
1277 menu->frame->screen_ptr->focused_window);
1278 return;
1279 }
1280
1281
1282 while (!done && !text->done) {
1283 XSync(dpy, 0);
1284 XAllowEvents(dpy, AsyncKeyboard|AsyncPointer, CurrentTime);
1285 XSync(dpy, 0);
1286 WMNextEvent(dpy, &event);
1287
1288 if (XFindContext(dpy, event.xany.window, wWinContext,
1289 (XPointer *)&desc)==XCNOENT)
1290 desc = NULL;
1291
1292 if ((desc != NULL) && (desc->handle_anything != NULL)) {
1293
1294 (*desc->handle_anything)(desc, &event);
1295
1296 } else {
1297 switch (event.type) {
1298 case ButtonPress:
1299 XAllowEvents(dpy, ReplayPointer, CurrentTime);
1300 done = 1;
1301
1302 default:
1303 WMHandleEvent(&event);
1304 break;
1305 }
1306 }
1307 }
1308
1309 XSetInputFocus(dpy, old_focus, old_revert, CurrentTime);
1310
1311 wSetFocusTo(menu->frame->screen_ptr,
1312 menu->frame->screen_ptr->focused_window);
1313
1314
1315 t = wTextGetText(text);
1316 /* if !t, the user has canceled editing */
1317 if (t) {
1318 if (entry->text)
1319 wfree(entry->text);
1320 entry->text = wstrdup(t);
1321
1322 menu->flags.realized = 0;
1323 }
1324 wTextDestroy(text);
1325
1326 XUngrabKeyboard(dpy, CurrentTime);
1327
1328 if (t && menu->on_edit)
1329 (*menu->on_edit)(menu, entry);
1330
1331 menu->flags.editing = 0;
1332
1333 if (!menu->flags.realized)
1334 wMenuRealize(menu);
1335 }
1336
1337
1338 static void
1339 selectEntry(WMenu *menu, int entry_no)
1340 {
1341 WMenuEntry *entry;
1342 WMenu *submenu;
1343 int old_entry;
1344
1345 if (menu->entries==NULL)
1346 return;
1347
1348 if (entry_no >= menu->entry_no)
1349 return;
1350
1351 old_entry = menu->selected_entry;
1352 menu->selected_entry = entry_no;
1353
1354 if (old_entry!=entry_no) {
1355
1356 /* unselect previous entry */
1357 if (old_entry>=0) {
1358 paintEntry(menu, old_entry, False);
1359 entry = menu->entries[old_entry];
1360
1361 /* unmap cascade */
1362 if (entry->cascade>=0 && menu->cascades) {
1363 if (!menu->cascades[entry->cascade]->flags.buttoned) {
1364 wMenuUnmap(menu->cascades[entry->cascade]);
1365 }
1366 }
1367 }
1368
1369 if (entry_no<0) {
1370 menu->selected_entry = -1;
1371 return;
1372 }
1373 entry = menu->entries[entry_no];
1374
1375 if (entry->cascade>=0 && menu->cascades && entry->flags.enabled) {
1376 /* Callback for when the submenu is opened.
1377 */
1378 submenu = menu->cascades[entry->cascade];
1379 if (submenu && submenu->flags.brother)
1380 submenu = submenu->brother;
1381
1382 if (entry->callback) {
1383 /* Only call the callback if the submenu is not yet mapped.
1384 */
1385 if (menu->flags.brother) {
1386 if (!submenu || !submenu->flags.mapped)
1387 (*entry->callback)(menu->brother, entry);
1388 } else {
1389 if (!submenu || !submenu->flags.buttoned)
1390 (*entry->callback)(menu, entry);
1391 }
1392 }
1393
1394 /* the submenu menu might have changed */
1395 submenu = menu->cascades[entry->cascade];
1396
1397 /* map cascade */
1398 if (!submenu->flags.mapped) {
1399 int x, y;
1400
1401 if (!submenu->flags.realized)
1402 wMenuRealize(submenu);
1403 if (wPreferences.wrap_menus) {
1404 if (menu->flags.open_to_left)
1405 submenu->flags.open_to_left = 1;
1406
1407 if (submenu->flags.open_to_left) {
1408 x = menu->frame_x - MENUW(submenu);
1409 if (x<0) {
1410 x = 0;
1411 submenu->flags.open_to_left = 0;
1412 }
1413 } else {
1414 x = menu->frame_x + MENUW(menu);
1415
1416 if (x + MENUW(submenu)
1417 >= menu->frame->screen_ptr->scr_width) {
1418
1419 x = menu->frame_x - MENUW(submenu);
1420 submenu->flags.open_to_left = 1;
1421 }
1422 }
1423 } else {
1424 x = menu->frame_x + MENUW(menu);
1425 }
1426
1427 if (wPreferences.align_menus) {
1428 y = menu->frame_y;
1429 } else {
1430 y = menu->frame_y + menu->entry_height*entry_no;
1431 if (menu->flags.titled)
1432 y += menu->frame->top_width;
1433 if (menu->cascades[entry->cascade]->flags.titled)
1434 y -= menu->cascades[entry->cascade]->frame->top_width;
1435 }
1436
1437 wMenuMapAt(menu->cascades[entry->cascade], x, y, False);
1438 menu->cascades[entry->cascade]->parent = menu;
1439 } else {
1440 return;
1441 }
1442 }
1443 paintEntry(menu, entry_no, True);
1444 }
1445 }
1446
1447
1448 static WMenu*
1449 findMenu(WScreen *scr, int *x_ret, int *y_ret)
1450 {
1451 WMenu *menu;
1452 WObjDescriptor *desc;
1453 Window root_ret, win, junk_win;
1454 int x, y, wx, wy;
1455 unsigned int mask;
1456
1457 XQueryPointer(dpy, scr->root_win, &root_ret, &win, &x, &y, &wx, &wy,
1458 &mask);
1459
1460 if (win==None) return NULL;
1461
1462 if (XFindContext(dpy, win, wWinContext, (XPointer *)&desc)==XCNOENT)
1463 return NULL;
1464
1465 if (desc->parent_type == WCLASS_MENU) {
1466 menu = (WMenu*)desc->parent;
1467 XTranslateCoordinates(dpy, root_ret, menu->menu->window, wx, wy,
1468 x_ret, y_ret, &junk_win);
1469 return menu;
1470 }
1471 return NULL;
1472 }
1473
1474
1475
1476
1477 static void
1478 closeCascade(WMenu *menu)
1479 {
1480 WMenu *parent=menu->parent;
1481
1482 if (menu->flags.brother
1483 || (!menu->flags.buttoned
1484 && (!menu->flags.app_menu||menu->parent!=NULL))) {
1485
1486 selectEntry(menu, -1);
1487 XSync(dpy, 0);
1488 #if (MENU_BLINK_DELAY > 2)
1489 wusleep(MENU_BLINK_DELAY/2);
1490 #endif
1491 wMenuUnmap(menu);
1492 while (parent!=NULL
1493 && (parent->parent!=NULL || !parent->flags.app_menu
1494 || parent->flags.brother)
1495 && !parent->flags.buttoned) {
1496 selectEntry(parent, -1);
1497 wMenuUnmap(parent);
1498 parent = parent->parent;
1499 }
1500 if (parent)
1501 selectEntry(parent, -1);
1502 }
1503 }
1504
1505
1506 static void
1507 closeBrotherCascadesOf(WMenu *menu)
1508 {
1509 WMenu *tmp;
1510 int i;
1511
1512 for (i=0; i<menu->cascade_no; i++) {
1513 if (menu->cascades[i]->flags.brother) {
1514 tmp = menu->cascades[i];
1515 } else {
1516 tmp = menu->cascades[i]->brother;
1517 }
1518 if (tmp->flags.mapped) {
1519 selectEntry(tmp->parent, -1);
1520 closeBrotherCascadesOf(tmp);
1521 break;
1522 }
1523 }
1524 }
1525
1526
1527 #define getEntryAt(menu, x, y) ((y)<0 ? -1 : (y)/(menu->entry_height))
1528
1529
1530 static WMenu*
1531 parentMenu(WMenu *menu)
1532 {
1533 WMenu *parent;
1534 WMenuEntry *entry;
1535
1536 if (menu->flags.buttoned)
1537 return menu;
1538
1539 while (menu->parent && menu->parent->flags.mapped) {
1540 parent = menu->parent;
1541 if (parent->selected_entry < 0)
1542 break;
1543 entry = parent->entries[parent->selected_entry];
1544 if (!entry->flags.enabled || entry->cascade<0 || !parent->cascades ||
1545 parent->cascades[entry->cascade] != menu)
1546 break;
1547 menu = parent;
1548 if (menu->flags.buttoned)
1549 break;
1550 }
1551
1552 return menu;
1553 }
1554
1555
1556
1557 /*
1558 * Will raise the passed menu, if submenu = 0
1559 * If submenu > 0 will also raise all mapped submenus
1560 * until the first buttoned one
1561 * If submenu < 0 will also raise all mapped parent menus
1562 * until the first buttoned one
1563 */
1564
1565 static void
1566 raiseMenus(WMenu *menu, int submenus)
1567 {
1568 WMenu *submenu;
1569 int i;
1570
1571 if(!menu) return;
1572
1573 wRaiseFrame(menu->frame->core);
1574
1575 if (submenus>0 && menu->selected_entry>=0) {
1576 i = menu->entries[menu->selected_entry]->cascade;
1577 if (i>=0 && menu->cascades) {
1578 submenu = menu->cascades[i];
1579 if (submenu->flags.mapped && !submenu->flags.buttoned)
1580 raiseMenus(submenu, submenus);
1581 }
1582 }
1583 if (submenus<0 && !menu->flags.buttoned &&
1584 menu->parent && menu->parent->flags.mapped)
1585 raiseMenus(menu->parent, submenus);
1586 }
1587
1588
1589 WMenu*
1590 wMenuUnderPointer(WScreen *screen)
1591 {
1592 WObjDescriptor *desc;
1593 Window root_ret, win;
1594 int dummy;
1595 unsigned int mask;
1596
1597 XQueryPointer(dpy, screen->root_win, &root_ret, &win, &dummy, &dummy,
1598 &dummy, &dummy, &mask);
1599
1600 if (win==None) return NULL;
1601
1602 if (XFindContext(dpy, win, wWinContext, (XPointer *)&desc)==XCNOENT)
1603 return NULL;
1604
1605 if (desc->parent_type == WCLASS_MENU)
1606 return (WMenu *)desc->parent;
1607 return NULL;
1608 }
1609
1610
1611
1612
1613 static void
1614 getPointerPosition(WScreen *scr, int *x, int *y)
1615 {
1616 Window root_ret, win;
1617 int wx, wy;
1618 unsigned int mask;
1619
1620 XQueryPointer(dpy, scr->root_win, &root_ret, &win, x, y, &wx, &wy, &mask);
1621 }
1622
1623
1624 static void
1625 getScrollAmount(WMenu *menu, int *hamount, int *vamount)
1626 {
1627 WScreen *scr = menu->menu->screen_ptr;
1628 int menuX1 = menu->frame_x;
1629 int menuY1 = menu->frame_y;
1630 int menuX2 = menu->frame_x + MENUW(menu);
1631 int menuY2 = menu->frame_y + MENUH(menu);
1632 int xroot, yroot;
1633 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
1634
1635
1636 *hamount = 0;
1637 *vamount = 0;
1638
1639 getPointerPosition(scr, &xroot, &yroot);
1640
1641 if (xroot <= (rect.pos.x + 1) && menuX1 < rect.pos.x) {
1642 /* scroll to the right */
1643 *hamount = WMIN(MENU_SCROLL_STEP, abs(menuX1));
1644
1645 } else if (xroot >= (rect.pos.x + rect.size.width - 2) &&
1646 menuX2 > (rect.pos.x + rect.size.width - 1)) {
1647 /* scroll to the left */
1648 *hamount = WMIN(MENU_SCROLL_STEP, abs(menuX2-rect.pos.x-rect.size.width-1));
1649
1650 if (*hamount==0)
1651 *hamount = 1;
1652
1653 *hamount = -*hamount;
1654 }
1655
1656 if (yroot <= (rect.pos.y + 1) && menuY1 < rect.pos.y) {
1657 /* scroll down */
1658 *vamount = WMIN(MENU_SCROLL_STEP, abs(menuY1));
1659
1660 } else if (yroot >= (rect.pos.y + rect.size.height - 2) &&
1661 menuY2 > (rect.pos.y + rect.size.height - 1)) {
1662 /* scroll up */
1663 *vamount = WMIN(MENU_SCROLL_STEP, abs(menuY2-rect.pos.y-rect.size.height-2));
1664
1665 *vamount = -*vamount;
1666 }
1667 }
1668
1669
1670 static void
1671 dragScrollMenuCallback(void *data)
1672 {
1673 WMenu *menu = (WMenu*)data;
1674 WScreen *scr = menu->menu->screen_ptr;
1675 WMenu *parent = parentMenu(menu);
1676 int hamount, vamount;
1677 int x, y;
1678 int newSelectedEntry;
1679
1680 getScrollAmount(menu, &hamount, &vamount);
1681
1682
1683 if (hamount != 0 || vamount != 0) {
1684 wMenuMove(parent, parent->frame_x + hamount,
1685 parent->frame_y + vamount, True);
1686 if (findMenu(scr, &x, &y)) {
1687 newSelectedEntry = getEntryAt(menu, x, y);
1688 selectEntry(menu, newSelectedEntry);
1689 } else {
1690 /* Pointer fell outside of menu. If the selected entry is
1691 * not a submenu, unselect it */
1692 if (menu->selected_entry >= 0
1693 && menu->entries[menu->selected_entry]->cascade<0)
1694 selectEntry(menu, -1);
1695 newSelectedEntry = 0;
1696 }
1697
1698 /* paranoid check */
1699 if (newSelectedEntry >= 0) {
1700 /* keep scrolling */
1701 menu->timer = WMAddTimerHandler(MENU_SCROLL_DELAY,
1702 dragScrollMenuCallback, menu);
1703 } else {
1704 menu->timer = NULL;
1705 }
1706 } else {
1707 /* don't need to scroll anymore */
1708 menu->timer = NULL;
1709 if (findMenu(scr, &x, &y)) {
1710 newSelectedEntry = getEntryAt(menu, x, y);
1711 selectEntry(menu, newSelectedEntry);
1712 }
1713 }
1714 }
1715
1716
1717 static void
1718 scrollMenuCallback(void *data)
1719 {
1720 WMenu *menu = (WMenu*)data;
1721 WMenu *parent = parentMenu(menu);
1722 int hamount = 0; /* amount to scroll */
1723 int vamount = 0;
1724
1725 #ifdef VIRTUAL_DESKTOP
1726 /* don't scroll if it is in vdesk mode */
1727 if (!wPreferences.vdesk_enable)
1728 #endif
1729 getScrollAmount(menu, &hamount, &vamount);
1730
1731 if (hamount != 0 || vamount != 0) {
1732 wMenuMove(parent, parent->frame_x + hamount,
1733 parent->frame_y + vamount, True);
1734
1735 /* keep scrolling */
1736 menu->timer = WMAddTimerHandler(MENU_SCROLL_DELAY,
1737 scrollMenuCallback, menu);
1738 } else {
1739 /* don't need to scroll anymore */
1740 menu->timer = NULL;
1741 }
1742 }
1743
1744
1745
1746 #define MENU_SCROLL_BORDER 5
1747
1748 static int
1749 isPointNearBoder(WMenu *menu, int x, int y)
1750 {
1751 int menuX1 = menu->frame_x;
1752 int menuY1 = menu->frame_y;
1753 int menuX2 = menu->frame_x + MENUW(menu);
1754 int menuY2 = menu->frame_y + MENUH(menu);
1755 int flag = 0;
1756 int head = wGetHeadForPoint(menu->frame->screen_ptr, wmkpoint(x, y));
1757 WMRect rect = wGetRectForHead(menu->frame->screen_ptr, head);
1758
1759 /* XXX: handle screen joins properly !! */
1760
1761 if (x >= menuX1 && x <= menuX2 &&
1762 (y < rect.pos.y + MENU_SCROLL_BORDER ||
1763 y >= rect.pos.y + rect.size.height - MENU_SCROLL_BORDER))
1764 flag = 1;
1765 else if (y >= menuY1 && y <= menuY2 &&
1766 (x < rect.pos.x + MENU_SCROLL_BORDER ||
1767 x >= rect.pos.x + rect.size.width - MENU_SCROLL_BORDER))
1768 flag = 1;
1769
1770 return flag;
1771 }
1772
1773
1774 typedef struct _delay {
1775 WMenu *menu;
1776 int ox, oy;
1777 } _delay;
1778
1779
1780 static void
1781 leaving(_delay *dl)
1782 {
1783 wMenuMove(dl->menu, dl->ox, dl->oy, True);
1784 dl->menu->jump_back = NULL;
1785 dl->menu->menu->screen_ptr->flags.jump_back_pending = 0;
1786 wfree(dl);
1787 }
1788
1789
1790 void
1791 wMenuScroll(WMenu *menu, XEvent *event)
1792 {
1793 WMenu *smenu;
1794 WMenu *omenu = parentMenu(menu);
1795 WScreen *scr = menu->frame->screen_ptr;
1796 int done = 0;
1797 int jump_back = 0;
1798 int old_frame_x = omenu->frame_x;
1799 int old_frame_y = omenu->frame_y;
1800 XEvent ev;
1801
1802 if (omenu->jump_back)
1803 WMDeleteTimerWithClientData(omenu->jump_back);
1804
1805
1806 if ((/*omenu->flags.buttoned &&*/ !wPreferences.wrap_menus)
1807 || omenu->flags.app_menu) {
1808 jump_back = 1;
1809 }
1810
1811 if (!wPreferences.wrap_menus)
1812 raiseMenus(omenu, True);
1813 else
1814 raiseMenus(menu, False);
1815
1816 if (!menu->timer)
1817 scrollMenuCallback(menu);
1818
1819 while(!done) {
1820 int x, y, on_border, on_x_edge, on_y_edge, on_title;
1821 WMRect rect;
1822
1823 WMNextEvent(dpy, &ev);
1824 switch (ev.type) {
1825 case EnterNotify:
1826 WMHandleEvent(&ev);
1827 case MotionNotify:
1828 x = (ev.type==MotionNotify) ? ev.xmotion.x_root : ev.xcrossing.x_root;
1829 y = (ev.type==MotionNotify) ? ev.xmotion.y_root : ev.xcrossing.y_root;
1830
1831 /* on_border is != 0 if the pointer is between the menu
1832 * and the screen border and is close enough to the border */
1833 on_border = isPointNearBoder(menu, x, y);
1834
1835 smenu = wMenuUnderPointer(scr);
1836
1837 if ((smenu==NULL && !on_border) || (smenu && parentMenu(smenu)!=omenu)) {
1838 done = 1;
1839 break;
1840 }
1841
1842 rect = wGetRectForHead(scr, wGetHeadForPoint(scr, wmkpoint(x, y)));
1843 on_x_edge = x <= rect.pos.x + 1 || x >= rect.pos.x + rect.size.width - 2;
1844 on_y_edge = y <= rect.pos.y + 1 || y >= rect.pos.y + rect.size.height - 2;
1845 on_border = on_x_edge || on_y_edge;
1846
1847 if (!on_border && !jump_back) {
1848 done = 1;
1849 break;
1850 }
1851
1852 if (menu->timer && (smenu!=menu || (!on_y_edge && !on_x_edge))) {
1853 WMDeleteTimerHandler(menu->timer);
1854 menu->timer = NULL;
1855 }
1856
1857 if (smenu != NULL)
1858 menu = smenu;
1859
1860 if (!menu->timer)
1861 scrollMenuCallback(menu);
1862 break;
1863 case ButtonPress:
1864 /* True if we push on title, or drag the omenu to other position */
1865 on_title = ev.xbutton.x_root >= omenu->frame_x &&
1866 ev.xbutton.x_root <= omenu->frame_x + MENUW(omenu) &&
1867 ev.xbutton.y_root >= omenu->frame_y &&
1868 ev.xbutton.y_root <= omenu->frame_y + omenu->frame->top_width;
1869 WMHandleEvent(&ev);
1870 smenu = wMenuUnderPointer(scr);
1871 if (smenu == NULL || (smenu && smenu->flags.buttoned && smenu != omenu))
1872 done = 1;
1873 else if (smenu==omenu && on_title) {
1874 jump_back = 0;
1875 done = 1;
1876 }
1877 break;
1878 case KeyPress:
1879 done = 1;
1880 default:
1881 WMHandleEvent(&ev);
1882 break;
1883 }
1884 }
1885
1886 if (menu->timer) {
1887 WMDeleteTimerHandler(menu->timer);
1888 menu->timer = NULL;
1889 }
1890
1891 if (jump_back) {
1892 _delay *delayer;
1893 if (!omenu->jump_back) {
1894 delayer = wmalloc(sizeof(_delay));
1895 delayer->menu=omenu;
1896 delayer->ox=old_frame_x;
1897 delayer->oy=old_frame_y;
1898 omenu->jump_back = delayer;
1899 scr->flags.jump_back_pending = 1;
1900 }
1901 else delayer = omenu->jump_back;
1902 WMAddTimerHandler(MENU_JUMP_BACK_DELAY,(WMCallback*)leaving, delayer);
1903 }
1904 }
1905
1906
1907
1908 static void
1909 menuExpose(WObjDescriptor *desc, XEvent *event)
1910 {
1911 wMenuPaint(desc->parent);
1912 }
1913
1914 typedef struct {
1915 int *delayed_select;
1916 WMenu *menu;
1917 WMHandlerID magic;
1918 } delay_data;
1919
1920
1921 static void
1922 delaySelection(void *data)
1923 {
1924 delay_data *d = (delay_data*)data;
1925 int x, y, entry_no;
1926 WMenu *menu;
1927
1928 d->magic = NULL;
1929
1930 menu = findMenu(d->menu->menu->screen_ptr, &x, &y);
1931 if (menu && (d->menu == menu || d->delayed_select)) {
1932 entry_no = getEntryAt(menu, x, y);
1933 selectEntry(menu, entry_no);
1934 }
1935 if (d->delayed_select)
1936 *(d->delayed_select) = 0;
1937 }
1938
1939
1940 static void
1941 menuMouseDown(WObjDescriptor *desc, XEvent *event)
1942 {
1943 XButtonEvent *bev = &event->xbutton;
1944 WMenu *menu = desc->parent;
1945 WMenu *smenu;
1946 WScreen *scr=menu->frame->screen_ptr;
1947 WMenuEntry *entry=NULL;
1948 XEvent ev;
1949 int close_on_exit=0;
1950 int done=0;
1951 int delayed_select = 0;
1952 int entry_no;
1953 int x, y;
1954 int prevx, prevy;
1955 int old_frame_x = 0;
1956 int old_frame_y = 0;
1957 delay_data d_data = {NULL, NULL, NULL};
1958
1959 /* Doesn't seem to be needed anymore (if delayed selection handler is
1960 * added only if not present). there seem to be no other side effects
1961 * from removing this and it is also possible that it was only added
1962 * to avoid problems with adding the delayed selection timer handler
1963 * multiple times
1964 */
1965 /*if (menu->flags.inside_handler) {
1966 return;
1967 }*/
1968 menu->flags.inside_handler = 1;
1969
1970 if (!wPreferences.wrap_menus) {
1971 smenu = parentMenu(menu);
1972 old_frame_x = smenu->frame_x;
1973 old_frame_y = smenu->frame_y;
1974 } else if (event->xbutton.window == menu->frame->core->window) {
1975 /* This is true if the menu was launched with right click on root window */
1976 if (!d_data.magic) {
1977 delayed_select = 1;
1978 d_data.delayed_select = &delayed_select;
1979 d_data.menu = menu;
1980 d_data.magic = WMAddTimerHandler(wPreferences.dblclick_time,
1981 delaySelection, &d_data);
1982 }
1983 }
1984
1985 wRaiseFrame(menu->frame->core);
1986
1987 close_on_exit = (bev->send_event || menu->flags.brother);
1988
1989 smenu = findMenu(scr, &x, &y);
1990 if (!smenu) {
1991 x = -1;
1992 y = -1;
1993 } else {
1994 menu = smenu;
1995 }
1996
1997 if (menu->flags.editing) {
1998 goto byebye;
1999 }
2000 entry_no = getEntryAt(menu, x, y);
2001 if (entry_no>=0) {
2002 entry = menu->entries[entry_no];
2003
2004 if (!close_on_exit && (bev->state & ControlMask) && smenu
2005 && entry->flags.editable) {
2006 editEntry(smenu, entry);
2007 goto byebye;
2008 } else if (bev->state & ControlMask) {
2009 goto byebye;
2010 }
2011
2012 if (entry->flags.enabled && entry->cascade>=0 && menu->cascades) {
2013 WMenu *submenu = menu->cascades[entry->cascade];
2014 /* map cascade */
2015 if (submenu->flags.mapped && !submenu->flags.buttoned &&
2016 menu->selected_entry!=entry_no) {
2017 wMenuUnmap(submenu);
2018 }
2019 if (!submenu->flags.mapped && !delayed_select) {
2020 selectEntry(menu, entry_no);
2021 } else if (!submenu->flags.buttoned) {
2022 selectEntry(menu, -1);
2023 }
2024
2025 } else if (!delayed_select) {
2026 selectEntry(menu, entry_no);
2027 }
2028
2029 if (!wPreferences.wrap_menus && !wPreferences.scrollable_menus) {
2030 if (!menu->timer)
2031 dragScrollMenuCallback(menu);
2032 }
2033 }
2034
2035 #ifdef VIRTUAL_DESKTOP
2036 if (wPreferences.vdesk_enable) {
2037 wWorkspaceLowerEdge(scr);
2038 }
2039 #endif
2040
2041 prevx = bev->x_root;
2042 prevy = bev->y_root;
2043 while (!done) {
2044 int x, y;
2045
2046 XAllowEvents(dpy, AsyncPointer|SyncPointer, CurrentTime);
2047
2048 WMMaskEvent(dpy, ExposureMask|ButtonMotionMask|ButtonReleaseMask
2049 |ButtonPressMask, &ev);
2050 switch (ev.type) {
2051 case MotionNotify:
2052 smenu = findMenu(scr, &x, &y);
2053
2054 if (smenu == NULL) {
2055 /* moved mouse out of menu */
2056
2057 if (!delayed_select && d_data.magic) {
2058 WMDeleteTimerHandler(d_data.magic);
2059 d_data.magic = NULL;
2060 }
2061 if (menu==NULL
2062 || (menu->selected_entry>=0
2063 && menu->entries[menu->selected_entry]->cascade>=0)) {
2064 prevx = ev.xmotion.x_root;
2065 prevy = ev.xmotion.y_root;
2066
2067 break;
2068 }
2069 selectEntry(menu, -1);
2070 menu = smenu;
2071 prevx = ev.xmotion.x_root;
2072 prevy = ev.xmotion.y_root;
2073 break;
2074 } else if (menu && menu!=smenu
2075 && (menu->selected_entry<0
2076 || menu->entries[menu->selected_entry]->cascade<0)) {
2077 selectEntry(menu, -1);
2078
2079 if (!delayed_select && d_data.magic) {
2080 WMDeleteTimerHandler(d_data.magic);
2081 d_data.magic = NULL;
2082 }
2083 } else {
2084
2085 /* hysteresis for item selection */
2086
2087 /* check if the motion was to the side, indicating that
2088 * the user may want to cross to a submenu */
2089 if (!delayed_select && menu) {
2090 int dx;
2091 Bool moved_to_submenu;/* moved to direction of submenu */
2092
2093 dx = abs(prevx - ev.xmotion.x_root);
2094
2095 moved_to_submenu = False;
2096 if (dx > 0 /* if moved enough to the side */
2097 /* maybe a open submenu */
2098 && menu->selected_entry>=0
2099 /* moving to the right direction */
2100 && (wPreferences.align_menus
2101 || ev.xmotion.y_root >= prevy)) {
2102 int index;
2103
2104 index = menu->entries[menu->selected_entry]->cascade;
2105 if (index>=0) {
2106 if (menu->cascades[index]->frame_x>menu->frame_x) {
2107 if (prevx < ev.xmotion.x_root)
2108 moved_to_submenu = True;
2109 } else {
2110 if (prevx > ev.xmotion.x_root)
2111 moved_to_submenu = True;
2112 }
2113 }
2114 }
2115
2116
2117 if (menu != smenu) {
2118 if (d_data.magic) {
2119 WMDeleteTimerHandler(d_data.magic);
2120 d_data.magic = NULL;
2121 }
2122 } else if (moved_to_submenu) {
2123 /* while we are moving, postpone the selection */
2124 if (d_data.magic) {
2125 WMDeleteTimerHandler(d_data.magic);
2126 }
2127 d_data.delayed_select = NULL;
2128 d_data.menu = menu;
2129 d_data.magic = WMAddTimerHandler(MENU_SELECT_DELAY,
2130 delaySelection,
2131 &d_data);
2132 prevx = ev.xmotion.x_root;
2133 prevy = ev.xmotion.y_root;
2134 break;
2135 } else {
2136 if (d_data.magic) {
2137 WMDeleteTimerHandler(d_data.magic);
2138 d_data.magic = NULL;
2139 }
2140 }
2141 }
2142 }
2143 prevx = ev.xmotion.x_root;
2144 prevy = ev.xmotion.y_root;
2145 if (menu!=smenu) {
2146 /* pointer crossed menus */
2147 if (menu && menu->timer) {
2148 WMDeleteTimerHandler(menu->timer);
2149 menu->timer = NULL;
2150 }
2151 if (smenu)
2152 dragScrollMenuCallback(smenu);
2153 }
2154 menu = smenu;
2155 if (!menu->timer)
2156 dragScrollMenuCallback(menu);
2157
2158 if (!delayed_select) {
2159 entry_no = getEntryAt(menu, x, y);
2160 if (entry_no>=0) {
2161 entry = menu->entries[entry_no];
2162 if (entry->flags.enabled && entry->cascade>=0 &&
2163 menu->cascades) {
2164 WMenu *submenu = menu->cascades[entry->cascade];
2165 if (submenu->flags.mapped && !submenu->flags.buttoned
2166 && menu->selected_entry!=entry_no) {
2167 wMenuUnmap(submenu);
2168 }
2169 }
2170 }
2171 selectEntry(menu, entry_no);
2172 }
2173 break;
2174
2175 case ButtonPress:
2176 break;
2177
2178 case ButtonRelease:
2179 if (ev.xbutton.button == event->xbutton.button)
2180 done=1;
2181 break;
2182
2183 case Expose:
2184 WMHandleEvent(&ev);
2185 #ifdef VIRTUAL_DESKTOP
2186 /* since expose will raise edge up.. I need another ugly hack here */
2187 if (wPreferences.vdesk_enable) {
2188 wWorkspaceLowerEdge(scr);
2189 }
2190 #endif
2191 break;
2192 }
2193 }
2194
2195 if (menu && menu->timer) {
2196 WMDeleteTimerHandler(menu->timer);
2197 menu->timer = NULL;
2198 }
2199 if (d_data.magic!=NULL) {
2200 WMDeleteTimerHandler(d_data.magic);
2201 d_data.magic = NULL;
2202 }
2203
2204 if (menu && menu->selected_entry>=0) {
2205 entry = menu->entries[menu->selected_entry];
2206 if (entry->callback!=NULL && entry->flags.enabled
2207 && entry->cascade < 0) {
2208 /* blink and erase menu selection */
2209 #if (MENU_BLINK_DELAY > 0)
2210 int sel = menu->selected_entry;
2211 int i;
2212
2213 for (i=0; i<MENU_BLINK_COUNT; i++) {
2214 paintEntry(menu, sel, False);
2215 XSync(dpy, 0);
2216 wusleep(MENU_BLINK_DELAY);
2217 paintEntry(menu, sel, True);
2218 XSync(dpy, 0);
2219 wusleep(MENU_BLINK_DELAY);
2220 }
2221 #endif
2222 /* unmap the menu, it's parents and call the callback */
2223 if (!menu->flags.buttoned &&
2224 (!menu->flags.app_menu||menu->parent!=NULL)) {
2225 closeCascade(menu);
2226 } else {
2227 selectEntry(menu, -1);
2228 }
2229 (*entry->callback)(menu, entry);
2230
2231 /* If the user double clicks an entry, the entry will
2232 * be executed twice, which is not good for things like
2233 * the root menu. So, ignore any clicks that were generated
2234 * while the entry was being executed */
2235 while (XCheckTypedWindowEvent(dpy, menu->menu->window,
2236 ButtonPress, &ev));
2237 } else if (entry->callback!=NULL && entry->cascade<0) {
2238 selectEntry(menu, -1);
2239 } else {
2240 if (entry->cascade>=0 && menu->cascades
2241 && menu->cascades[entry->cascade]->flags.brother) {
2242 selectEntry(menu, -1);
2243 }
2244 }
2245 }
2246
2247 if (((WMenu*)desc->parent)->flags.brother || close_on_exit || !smenu)
2248 closeCascade(desc->parent);
2249
2250 /* close the cascade windows that should not remain opened */
2251 closeBrotherCascadesOf(desc->parent);
2252
2253 if (!wPreferences.wrap_menus)
2254 wMenuMove(parentMenu(desc->parent), old_frame_x, old_frame_y, True);
2255
2256 byebye:
2257 /* Just to be sure in case we skip the 2 above because of a goto byebye */
2258 if (menu && menu->timer) {
2259 WMDeleteTimerHandler(menu->timer);
2260 menu->timer = NULL;
2261 }
2262 if (d_data.magic!=NULL) {
2263 WMDeleteTimerHandler(d_data.magic);
2264 d_data.magic = NULL;
2265 }
2266
2267 ((WMenu*)desc->parent)->flags.inside_handler = 0;
2268 #ifdef VIRTUAL_DESKTOP
2269 wWorkspaceRaiseEdge(scr);
2270 #endif
2271 }
2272
2273
2274 void
2275 wMenuMove(WMenu *menu, int x, int y, int submenus)
2276 {
2277 WMenu *submenu;
2278 int i;
2279
2280 if (!menu) return;
2281
2282 menu->frame_x = x;
2283 menu->frame_y = y;
2284 XMoveWindow(dpy, menu->frame->core->window, x, y);
2285
2286 if (submenus>0 && menu->selected_entry>=0) {
2287 i = menu->entries[menu->selected_entry]->cascade;
2288
2289 if (i>=0 && menu->cascades) {
2290 submenu = menu->cascades[i];
2291 if (submenu->flags.mapped && !submenu->flags.buttoned) {
2292 if (wPreferences.align_menus) {
2293 wMenuMove(submenu, x + MENUW(menu), y, submenus);
2294 } else {
2295 wMenuMove(submenu, x+ MENUW(menu),
2296 y + submenu->entry_height*menu->selected_entry,
2297 submenus);
2298 }
2299 }
2300 }
2301 }
2302 if (submenus<0 && menu->parent!=NULL && menu->parent->flags.mapped &&
2303 !menu->parent->flags.buttoned) {
2304 if (wPreferences.align_menus) {
2305 wMenuMove(menu->parent, x - MENUW(menu->parent), y, submenus);
2306 } else {
2307 wMenuMove(menu->parent, x - MENUW(menu->parent), menu->frame_y
2308 - menu->parent->entry_height*menu->parent->selected_entry,
2309 submenus);
2310 }
2311 }
2312 }
2313
2314
2315 static void
2316 changeMenuLevels(WMenu *menu, int lower)
2317 {
2318 int i;
2319
2320 if (!lower) {
2321 ChangeStackingLevel(menu->frame->core, (!menu->parent ? WMMainMenuLevel
2322 : WMSubmenuLevel));
2323 wRaiseFrame(menu->frame->core);
2324 menu->flags.lowered = 0;
2325 } else {
2326 ChangeStackingLevel(menu->frame->core, WMNormalLevel);
2327 wLowerFrame(menu->frame->core);
2328 menu->flags.lowered = 1;
2329 }
2330 for (i=0; i<menu->cascade_no; i++) {
2331 if (menu->cascades[i]
2332 && !menu->cascades[i]->flags.buttoned
2333 && menu->cascades[i]->flags.lowered!=lower) {
2334 changeMenuLevels(menu->cascades[i], lower);
2335 }
2336 }
2337 }
2338
2339
2340
2341 static void
2342 menuTitleDoubleClick(WCoreWindow *sender, void *data, XEvent *event)
2343 {
2344 WMenu *menu = data;
2345 int lower;
2346
2347 if (event->xbutton.state & MOD_MASK) {
2348 if (menu->flags.lowered) {
2349 lower = 0;
2350 } else {
2351 lower = 1;
2352 }
2353 changeMenuLevels(menu, lower);
2354 }
2355 }
2356
2357
2358 static void
2359 menuTitleMouseDown(WCoreWindow *sender, void *data, XEvent *event)
2360 {
2361 WMenu *menu = data;
2362 WMenu *tmp;
2363 XEvent ev;
2364 int x=menu->frame_x, y=menu->frame_y;
2365 int dx=event->xbutton.x_root, dy=event->xbutton.y_root;
2366 int i, lower;
2367 Bool started;
2368
2369 /* can't touch the menu copy */
2370 if (menu->flags.brother)
2371 return;
2372
2373 if (event->xbutton.button != Button1 && event->xbutton.button != Button2)
2374 return;
2375
2376 if (event->xbutton.state & MOD_MASK) {
2377 wLowerFrame(menu->frame->core);
2378 lower = 1;
2379 } else {
2380 wRaiseFrame(menu->frame->core);
2381 lower = 0;
2382 }
2383 tmp = menu;
2384
2385 /* lower/raise all submenus */
2386 while (1) {
2387 if (tmp->selected_entry>=0 && tmp->cascades
2388 && tmp->entries[tmp->selected_entry]->cascade>=0) {
2389 tmp = tmp->cascades[tmp->entries[tmp->selected_entry]->cascade];
2390 if (!tmp || !tmp->flags.mapped)
2391 break;
2392 if (lower)
2393 wLowerFrame(tmp->frame->core);
2394 else
2395 wRaiseFrame(tmp->frame->core);
2396 } else {
2397 break;
2398 }
2399 }
2400
2401 /* tear off the menu if it's a root menu or a cascade
2402 application menu */
2403 if (!menu->flags.buttoned && !menu->flags.brother
2404 && (!menu->flags.app_menu||menu->parent!=NULL)) {
2405 menu->flags.buttoned=1;
2406 wFrameWindowShowButton(menu->frame, WFF_RIGHT_BUTTON);
2407 if (menu->parent) {
2408 /* turn off selected menu entry in parent menu */
2409 selectEntry(menu->parent, -1);
2410
2411 /* make parent map the copy in place of the original */
2412 for (i=0; i<menu->parent->cascade_no; i++) {
2413 if (menu->parent->cascades[i] == menu) {
2414 menu->parent->cascades[i] = menu->brother;
2415 break;
2416 }
2417 }
2418 }
2419 }
2420
2421 started = False;
2422 while(1) {
2423 WMMaskEvent(dpy, ButtonMotionMask|ButtonReleaseMask|ButtonPressMask
2424 |ExposureMask, &ev);
2425 switch (ev.type) {
2426 case MotionNotify:
2427 if (started) {
2428 x += ev.xmotion.x_root - dx;
2429 y += ev.xmotion.y_root - dy;
2430 dx = ev.xmotion.x_root;
2431 dy = ev.xmotion.y_root;
2432 wMenuMove(menu, x, y, True);
2433 } else {
2434 if (abs(ev.xmotion.x_root - dx) > MOVE_THRESHOLD
2435 || abs(ev.xmotion.y_root - dy) > MOVE_THRESHOLD) {
2436 started = True;
2437 XGrabPointer(dpy, menu->frame->titlebar->window, False,
2438 ButtonMotionMask|ButtonReleaseMask
2439 |ButtonPressMask,
2440 GrabModeAsync, GrabModeAsync, None,
2441 wCursor[WCUR_MOVE], CurrentTime);
2442 }
2443 }
2444 break;
2445
2446 case ButtonPress:
2447 break;
2448
2449 case ButtonRelease:
2450 if (ev.xbutton.button != event->xbutton.button)
2451 break;
2452 XUngrabPointer(dpy, CurrentTime);
2453 return;
2454
2455 default:
2456 WMHandleEvent(&ev);
2457 break;
2458 }
2459 }
2460 }
2461
2462 /*
2463 *----------------------------------------------------------------------
2464 * menuCloseClick--
2465 * Handles mouse click on the close button of menus. The menu is
2466 * closed when the button is clicked.
2467 *
2468 * Side effects:
2469 * The closed menu is reinserted at it's parent menus
2470 * cascade list.
2471 *----------------------------------------------------------------------
2472 */
2473 static void
2474 menuCloseClick(WCoreWindow *sender, void *data, XEvent *event)
2475 {
2476 WMenu *menu = (WMenu*)data;
2477 WMenu *parent = menu->parent;
2478 int i;
2479
2480 if (parent) {
2481 for (i=0; i<parent->cascade_no; i++) {
2482 /* find the entry that points to the copy */
2483 if (parent->cascades[i] == menu->brother) {
2484 /* make it point to the original */
2485 parent->cascades[i] = menu;
2486 menu->parent = parent;
2487 break;
2488 }
2489 }
2490 }
2491 wMenuUnmap(menu);
2492 }
2493
2494
2495 static void
2496 saveMenuInfo(WMPropList *dict, WMenu *menu, WMPropList *key)
2497 {
2498 WMPropList *value, *list;
2499 char buffer[256];
2500
2501 snprintf(buffer, sizeof(buffer), "%i,%i", menu->frame_x, menu->frame_y);
2502 value = WMCreatePLString(buffer);
2503 list = WMCreatePLArray(value, NULL);
2504 if (menu->flags.lowered)
2505 WMAddToPLArray(list, WMCreatePLString("lowered"));
2506 WMPutInPLDictionary(dict, key, list);
2507 WMReleasePropList(value);
2508 WMReleasePropList(list);
2509 }
2510
2511
2512 void
2513 wMenuSaveState(WScreen *scr)
2514 {
2515 WMPropList *menus, *key;
2516 int save_menus = 0;
2517
2518 menus = WMCreatePLDictionary(NULL, NULL);
2519
2520 #ifndef LITE
2521 if (scr->switch_menu && scr->switch_menu->flags.buttoned) {
2522 key = WMCreatePLString("SwitchMenu");
2523 saveMenuInfo(menus, scr->switch_menu, key);
2524 WMReleasePropList(key);
2525 save_menus = 1;
2526 }
2527
2528 if (saveMenuRecurs(menus, scr, scr->root_menu))
2529 save_menus = 1;
2530
2531 #endif /* !LITE */
2532 if (scr->workspace_menu && scr->workspace_menu->flags.buttoned) {
2533 key = WMCreatePLString("WorkspaceMenu");
2534 saveMenuInfo(menus, scr->workspace_menu, key);
2535 WMReleasePropList(key);
2536 save_menus = 1;
2537 }
2538
2539 if (save_menus) {
2540 key = WMCreatePLString("Menus");
2541 WMPutInPLDictionary(scr->session_state, key, menus);
2542 WMReleasePropList(key);
2543 }
2544 WMReleasePropList(menus);
2545 }
2546
2547
2548 #ifndef LITE
2549
2550 static Bool
2551 getMenuPath(WMenu *menu, char *buffer, int bufSize)
2552 {
2553 Bool ok = True;
2554 int len = 0;
2555
2556 if (!menu->flags.titled || !menu->frame->title[0])
2557 return False;
2558
2559 len = strlen(menu->frame->title);
2560 if (len >= bufSize)
2561 return False;
2562
2563 if (menu->parent) {
2564 ok = getMenuPath(menu->parent, buffer, bufSize - len - 1);
2565 if (!ok)
2566 return False;
2567 }
2568
2569 strcat(buffer, "\\");
2570 strcat(buffer, menu->frame->title);
2571
2572 return True;
2573 }
2574
2575
2576 static Bool
2577 saveMenuRecurs(WMPropList *menus, WScreen *scr, WMenu *menu)
2578 {
2579 WMPropList *key;
2580 int save_menus = 0, i;
2581 char buffer[512];
2582 Bool ok = True;
2583
2584
2585 if (menu->flags.brother)
2586 menu = menu->brother;
2587
2588 if (menu->flags.buttoned && menu != scr->switch_menu) {
2589
2590 buffer[0] = '\0';
2591 ok = getMenuPath(menu, buffer, 510);
2592
2593 if (ok) {
2594 key = WMCreatePLString(buffer);
2595 saveMenuInfo(menus, menu, key);
2596 WMReleasePropList(key);
2597 save_menus = 1;
2598 }
2599 }
2600
2601 if (ok) {
2602 for (i = 0; i < menu->cascade_no; i++) {
2603 if (saveMenuRecurs(menus, scr, menu->cascades[i]))
2604 save_menus = 1;
2605 }
2606 }
2607 return save_menus;
2608 }
2609 #endif /* !LITE */
2610
2611
2612 #define COMPLAIN(key) wwarning(_("bad value in menus state info:%s"), key)
2613
2614
2615 static Bool
2616 getMenuInfo(WMPropList *info, int *x, int *y, Bool *lowered)
2617 {
2618 WMPropList *pos;
2619
2620 *lowered = False;
2621
2622 if (WMIsPLArray(info)) {
2623 WMPropList *flags;
2624 pos = WMGetFromPLArray(info, 0);
2625 flags = WMGetFromPLArray(info, 1);
2626 if (flags != NULL && WMIsPLString(flags) && WMGetFromPLString(flags) != NULL
2627 && strcmp(WMGetFromPLString(flags), "lowered") == 0) {
2628 *lowered = True;
2629 }
2630 } else {
2631 pos = info;
2632 }
2633
2634 if (pos != NULL && WMIsPLString(pos)) {
2635 if (sscanf(WMGetFromPLString(pos), "%i,%i", x, y)!=2)
2636 COMPLAIN("Position");
2637 } else {
2638 COMPLAIN("(position, flags...)");
2639 return False;
2640 }
2641
2642 return True;
2643 }
2644
2645
2646 static int
2647 restoreMenu(WScreen *scr, WMPropList *menu, int which)
2648 {
2649 int x, y;
2650 Bool lowered = False;
2651 WMenu *pmenu = NULL;
2652
2653 if (!menu)
2654 return False;
2655
2656 if (!getMenuInfo(menu, &x, &y, &lowered))
2657 return False;
2658
2659
2660 #ifndef LITE
2661 if (which & WSS_SWITCHMENU) {
2662 OpenSwitchMenu(scr, x, y, False);
2663 pmenu = scr->switch_menu;
2664 }
2665 #endif /* !LITE */
2666
2667 if (pmenu) {
2668 int width = MENUW(pmenu);
2669 int height = MENUH(pmenu);
2670 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
2671
2672 if (lowered) {
2673 changeMenuLevels(pmenu, True);
2674 }
2675
2676 if (x < rect.pos.x - width) x = rect.pos.x;
2677 if (x > rect.pos.x + rect.size.width) x = rect.pos.x + rect.size.width - width;
2678 if (y < rect.pos.y) y = rect.pos.y;
2679 if (y > rect.pos.y + rect.size.height) y = rect.pos.y + rect.size.height - height;
2680
2681 wMenuMove(pmenu, x, y, True);
2682 pmenu->flags.buttoned = 1;
2683 wFrameWindowShowButton(pmenu->frame, WFF_RIGHT_BUTTON);
2684 return True;
2685 }
2686 return False;
2687 }
2688
2689
2690 #ifndef LITE
2691 static int
2692 restoreMenuRecurs(WScreen *scr, WMPropList *menus, WMenu *menu, char *path)
2693 {
2694 WMPropList *key, *entry;
2695 char buffer[512];
2696 int i, x, y, res;
2697 Bool lowered;
2698
2699 if (strlen(path) + strlen(menu->frame->title) > 510)
2700 return False;
2701
2702 snprintf(buffer, sizeof(buffer), "%s\\%s", path, menu->frame->title);
2703 key = WMCreatePLString(buffer);
2704 entry = WMGetFromPLDictionary(menus, key);
2705 res = False;
2706
2707 if (entry && getMenuInfo(entry, &x, &y, &lowered)) {
2708
2709 if (!menu->flags.mapped) {
2710 int width = MENUW(menu);
2711 int height = MENUH(menu);
2712 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
2713
2714 wMenuMapAt(menu, x, y, False);
2715
2716 if (menu->parent) {
2717 /* make parent map the copy in place of the original */
2718 for (i=0; i<menu->parent->cascade_no; i++) {
2719 if (menu->parent->cascades[i] == menu) {
2720 menu->parent->cascades[i] = menu->brother;
2721 break;
2722 }
2723 }
2724 }
2725 if (lowered) {
2726 changeMenuLevels(menu, True);
2727 }
2728
2729 if (x < rect.pos.x - width) x = rect.pos.x;
2730 if (x > rect.pos.x + rect.size.width) x = rect.pos.x + rect.size.width - width;
2731 if (y < rect.pos.y) y = rect.pos.y;
2732 if (y > rect.pos.y + rect.size.height) y = rect.pos.y + rect.size.height - height;
2733
2734 wMenuMove(menu, x, y, True);
2735 menu->flags.buttoned = 1;
2736 wFrameWindowShowButton(menu->frame, WFF_RIGHT_BUTTON);
2737 res = True;
2738 }
2739 }
2740
2741 WMReleasePropList(key);
2742
2743 for (i=0; i<menu->cascade_no; i++) {
2744 if (restoreMenuRecurs(scr, menus, menu->cascades[i], buffer) != False)
2745 res = True;
2746 }
2747
2748 return res;
2749 }
2750 #endif /* !LITE */
2751
2752
2753 void
2754 wMenuRestoreState(WScreen *scr)
2755 {
2756 WMPropList *menus, *menu, *key, *skey;
2757
2758 if (!scr->session_state) {
2759 return;
2760 }
2761
2762 key = WMCreatePLString("Menus");
2763 menus = WMGetFromPLDictionary(scr->session_state, key);
2764 WMReleasePropList(key);
2765
2766 if (!menus)
2767 return;
2768
2769 /* restore menus */
2770
2771 skey = WMCreatePLString("SwitchMenu");
2772 menu = WMGetFromPLDictionary(menus, skey);
2773 WMReleasePropList(skey);
2774 restoreMenu(scr, menu, WSS_SWITCHMENU);
2775
2776 #ifndef LITE
2777 if (!scr->root_menu) {
2778 OpenRootMenu(scr, scr->scr_width*2, 0, False);
2779 wMenuUnmap(scr->root_menu);
2780 }
2781 restoreMenuRecurs(scr, menus, scr->root_menu, "");
2782 #endif /* !LITE */
2783 }
2784
2785
2786 void
2787 OpenWorkspaceMenu(WScreen *scr, int x, int y)
2788 {
2789 WMenu *menu, *parent;
2790 WMenuEntry *entry;
2791
2792 #ifndef LITE
2793 if (!scr->root_menu) {
2794 OpenRootMenu(scr, scr->scr_width*2, 0, False);
2795 wMenuUnmap(scr->root_menu);
2796 }
2797 #endif
2798 menu = scr->workspace_menu;
2799 if (menu) {
2800 if (menu->flags.mapped) {
2801 if (!menu->flags.buttoned) {
2802 wMenuUnmap(menu);
2803 parent = menu->parent;
2804 if (parent && parent->selected_entry >= 0) {
2805 entry = parent->entries[parent->selected_entry];
2806 if (parent->cascades[entry->cascade] == menu) {
2807 selectEntry(parent, -1);
2808 wMenuMapAt(menu, x, y, False);
2809 }
2810 }
2811 } else {
2812 wRaiseFrame(menu->frame->core);
2813 wMenuMapCopyAt(menu, x, y);
2814 }
2815 } else {
2816 wMenuMapAt(menu, x, y, False);
2817 }
2818 }
2819 }
2820
2821
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