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fixed some compilation issues with gcc-2.9x
[wmaker-crm.git] / src / menu.c
bloba1a8bf2c75b8f5825c413140113c434dae36827f
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 #ifdef XK_KP_Enter
1078 case XK_KP_Enter:
1079 #endif
1080 done = 2;
1081 break;
1082
1083 default:
1084 index = check_key(menu, &event.xkey);
1085 if (index>=0) {
1086 selectEntry(menu, index);
1087 }
1088 }
1089 break;
1090
1091 default:
1092 if (event.type==ButtonPress)
1093 done = 1;
1094
1095 WMHandleEvent(&event);
1096 }
1097 }
1098
1099 XUngrabKeyboard(dpy, CurrentTime);
1100
1101 if (done==2 && menu->selected_entry>=0) {
1102 entry = menu->entries[menu->selected_entry];
1103 } else {
1104 entry = NULL;
1105 }
1106
1107 if (entry && entry->callback!=NULL && entry->flags.enabled
1108 && entry->cascade < 0) {
1109 #if (MENU_BLINK_COUNT > 0)
1110 int sel = menu->selected_entry;
1111 int i;
1112
1113 for (i=0; i<MENU_BLINK_COUNT; i++) {
1114 paintEntry(menu, sel, False);
1115 XSync(dpy, 0);
1116 wusleep(MENU_BLINK_DELAY);
1117 paintEntry(menu, sel, True);
1118 XSync(dpy, 0);
1119 wusleep(MENU_BLINK_DELAY);
1120 }
1121 #endif
1122 selectEntry(menu, -1);
1123
1124 if (!menu->flags.buttoned) {
1125 wMenuUnmap(menu);
1126 move_menus(menu, old_pos_x, old_pos_y);
1127 }
1128 closeCascade(menu);
1129
1130 (*entry->callback)(menu, entry);
1131 } else {
1132 if (!menu->flags.buttoned) {
1133 wMenuUnmap(menu);
1134 move_menus(menu, old_pos_x, old_pos_y);
1135 }
1136 selectEntry(menu, -1);
1137 }
1138
1139
1140 /* returns True if returning from a submenu to a parent menu,
1141 * False if exiting from menu */
1142 return False;
1143 }
1144
1145
1146 void
1147 wMenuMapAt(WMenu *menu, int x, int y, int keyboard)
1148 {
1149 WMRect rect = wGetRectForHead(menu->frame->screen_ptr,
1150 wGetHeadForPointerLocation(menu->frame->screen_ptr));
1151
1152 if (!menu->flags.realized) {
1153 menu->flags.realized=1;
1154 wMenuRealize(menu);
1155 }
1156 if (!menu->flags.mapped) {
1157 if (wPreferences.wrap_menus) {
1158 if (x<rect.pos.x) x = rect.pos.x;
1159 if (y<rect.pos.y) y = rect.pos.y;
1160 if (x+MENUW(menu) > rect.pos.x + rect.size.width)
1161 x = rect.pos.x + rect.size.width - MENUW(menu);
1162 if (y+MENUH(menu) > rect.pos.y + rect.size.height)
1163 y = rect.pos.y + rect.size.height - MENUH(menu);
1164 }
1165
1166 XMoveWindow(dpy, menu->frame->core->window, x, y);
1167 menu->frame_x = x;
1168 menu->frame_y = y;
1169 XMapWindow(dpy, menu->frame->core->window);
1170 wRaiseFrame(menu->frame->core);
1171 menu->flags.mapped = 1;
1172 } else {
1173 selectEntry(menu, 0);
1174 }
1175
1176 if (keyboard)
1177 keyboardMenu(menu);
1178 }
1179
1180
1181 void
1182 wMenuMap(WMenu *menu)
1183 {
1184 if (!menu->flags.realized) {
1185 menu->flags.realized=1;
1186 wMenuRealize(menu);
1187 }
1188 if (menu->flags.app_menu && menu->parent==NULL) {
1189 menu->frame_x = menu->frame->screen_ptr->app_menu_x;
1190 menu->frame_y = menu->frame->screen_ptr->app_menu_y;
1191 XMoveWindow(dpy, menu->frame->core->window, menu->frame_x, menu->frame_y);
1192 }
1193 XMapWindow(dpy, menu->frame->core->window);
1194 wRaiseFrame(menu->frame->core);
1195 menu->flags.mapped = 1;
1196 }
1197
1198
1199 void
1200 wMenuUnmap(WMenu *menu)
1201 {
1202 int i;
1203
1204 XUnmapWindow(dpy, menu->frame->core->window);
1205 if (menu->flags.titled && menu->flags.buttoned) {
1206 wFrameWindowHideButton(menu->frame, WFF_RIGHT_BUTTON);
1207 }
1208 menu->flags.buttoned = 0;
1209 menu->flags.mapped = 0;
1210 menu->flags.open_to_left = 0;
1211
1212 for (i=0; i<menu->cascade_no; i++) {
1213 if (menu->cascades[i]!=NULL
1214 && menu->cascades[i]->flags.mapped
1215 && !menu->cascades[i]->flags.buttoned) {
1216
1217 wMenuUnmap(menu->cascades[i]);
1218 }
1219 }
1220 menu->selected_entry = -1;
1221 }
1222
1223
1224
1225 void
1226 wMenuPaint(WMenu *menu)
1227 {
1228 int i;
1229
1230 if (!menu->flags.mapped) {
1231 return;
1232 }
1233
1234 /* paint entries */
1235 for (i=0; i<menu->entry_no; i++) {
1236 paintEntry(menu, i, i==menu->selected_entry);
1237 }
1238 }
1239
1240
1241 void
1242 wMenuSetEnabled(WMenu *menu, int index, int enable)
1243 {
1244 if (index>=menu->entry_no) return;
1245 menu->entries[index]->flags.enabled=enable;
1246 paintEntry(menu, index, index==menu->selected_entry);
1247 paintEntry(menu->brother, index, index==menu->selected_entry);
1248 }
1249
1250
1251 /* ====================================================================== */
1252
1253
1254 static void
1255 editEntry(WMenu *menu, WMenuEntry *entry)
1256 {
1257 WTextInput *text;
1258 XEvent event;
1259 WObjDescriptor *desc;
1260 char *t;
1261 int done = 0;
1262 Window old_focus;
1263 int old_revert;
1264
1265 menu->flags.editing = 1;
1266
1267 text = wTextCreate(menu->menu, 1, menu->entry_height * entry->order,
1268 menu->menu->width - 2, menu->entry_height - 1);
1269
1270 wTextPutText(text, entry->text);
1271 XGetInputFocus(dpy, &old_focus, &old_revert);
1272 XSetInputFocus(dpy, text->core->window, RevertToNone, CurrentTime);
1273
1274 if (XGrabKeyboard(dpy, text->core->window, True, GrabModeAsync,
1275 GrabModeAsync, CurrentTime)!=GrabSuccess) {
1276 wwarning(_("could not grab keyboard"));
1277 wTextDestroy(text);
1278
1279 wSetFocusTo(menu->frame->screen_ptr,
1280 menu->frame->screen_ptr->focused_window);
1281 return;
1282 }
1283
1284
1285 while (!done && !text->done) {
1286 XSync(dpy, 0);
1287 XAllowEvents(dpy, AsyncKeyboard|AsyncPointer, CurrentTime);
1288 XSync(dpy, 0);
1289 WMNextEvent(dpy, &event);
1290
1291 if (XFindContext(dpy, event.xany.window, wWinContext,
1292 (XPointer *)&desc)==XCNOENT)
1293 desc = NULL;
1294
1295 if ((desc != NULL) && (desc->handle_anything != NULL)) {
1296
1297 (*desc->handle_anything)(desc, &event);
1298
1299 } else {
1300 switch (event.type) {
1301 case ButtonPress:
1302 XAllowEvents(dpy, ReplayPointer, CurrentTime);
1303 done = 1;
1304
1305 default:
1306 WMHandleEvent(&event);
1307 break;
1308 }
1309 }
1310 }
1311
1312 XSetInputFocus(dpy, old_focus, old_revert, CurrentTime);
1313
1314 wSetFocusTo(menu->frame->screen_ptr,
1315 menu->frame->screen_ptr->focused_window);
1316
1317
1318 t = wTextGetText(text);
1319 /* if !t, the user has canceled editing */
1320 if (t) {
1321 if (entry->text)
1322 wfree(entry->text);
1323 entry->text = wstrdup(t);
1324
1325 menu->flags.realized = 0;
1326 }
1327 wTextDestroy(text);
1328
1329 XUngrabKeyboard(dpy, CurrentTime);
1330
1331 if (t && menu->on_edit)
1332 (*menu->on_edit)(menu, entry);
1333
1334 menu->flags.editing = 0;
1335
1336 if (!menu->flags.realized)
1337 wMenuRealize(menu);
1338 }
1339
1340
1341 static void
1342 selectEntry(WMenu *menu, int entry_no)
1343 {
1344 WMenuEntry *entry;
1345 WMenu *submenu;
1346 int old_entry;
1347
1348 if (menu->entries==NULL)
1349 return;
1350
1351 if (entry_no >= menu->entry_no)
1352 return;
1353
1354 old_entry = menu->selected_entry;
1355 menu->selected_entry = entry_no;
1356
1357 if (old_entry!=entry_no) {
1358
1359 /* unselect previous entry */
1360 if (old_entry>=0) {
1361 paintEntry(menu, old_entry, False);
1362 entry = menu->entries[old_entry];
1363
1364 /* unmap cascade */
1365 if (entry->cascade>=0 && menu->cascades) {
1366 if (!menu->cascades[entry->cascade]->flags.buttoned) {
1367 wMenuUnmap(menu->cascades[entry->cascade]);
1368 }
1369 }
1370 }
1371
1372 if (entry_no<0) {
1373 menu->selected_entry = -1;
1374 return;
1375 }
1376 entry = menu->entries[entry_no];
1377
1378 if (entry->cascade>=0 && menu->cascades && entry->flags.enabled) {
1379 /* Callback for when the submenu is opened.
1380 */
1381 submenu = menu->cascades[entry->cascade];
1382 if (submenu && submenu->flags.brother)
1383 submenu = submenu->brother;
1384
1385 if (entry->callback) {
1386 /* Only call the callback if the submenu is not yet mapped.
1387 */
1388 if (menu->flags.brother) {
1389 if (!submenu || !submenu->flags.mapped)
1390 (*entry->callback)(menu->brother, entry);
1391 } else {
1392 if (!submenu || !submenu->flags.buttoned)
1393 (*entry->callback)(menu, entry);
1394 }
1395 }
1396
1397 /* the submenu menu might have changed */
1398 submenu = menu->cascades[entry->cascade];
1399
1400 /* map cascade */
1401 if (!submenu->flags.mapped) {
1402 int x, y;
1403
1404 if (!submenu->flags.realized)
1405 wMenuRealize(submenu);
1406 if (wPreferences.wrap_menus) {
1407 if (menu->flags.open_to_left)
1408 submenu->flags.open_to_left = 1;
1409
1410 if (submenu->flags.open_to_left) {
1411 x = menu->frame_x - MENUW(submenu);
1412 if (x<0) {
1413 x = 0;
1414 submenu->flags.open_to_left = 0;
1415 }
1416 } else {
1417 x = menu->frame_x + MENUW(menu);
1418
1419 if (x + MENUW(submenu)
1420 >= menu->frame->screen_ptr->scr_width) {
1421
1422 x = menu->frame_x - MENUW(submenu);
1423 submenu->flags.open_to_left = 1;
1424 }
1425 }
1426 } else {
1427 x = menu->frame_x + MENUW(menu);
1428 }
1429
1430 if (wPreferences.align_menus) {
1431 y = menu->frame_y;
1432 } else {
1433 y = menu->frame_y + menu->entry_height*entry_no;
1434 if (menu->flags.titled)
1435 y += menu->frame->top_width;
1436 if (menu->cascades[entry->cascade]->flags.titled)
1437 y -= menu->cascades[entry->cascade]->frame->top_width;
1438 }
1439
1440 wMenuMapAt(menu->cascades[entry->cascade], x, y, False);
1441 menu->cascades[entry->cascade]->parent = menu;
1442 } else {
1443 return;
1444 }
1445 }
1446 paintEntry(menu, entry_no, True);
1447 }
1448 }
1449
1450
1451 static WMenu*
1452 findMenu(WScreen *scr, int *x_ret, int *y_ret)
1453 {
1454 WMenu *menu;
1455 WObjDescriptor *desc;
1456 Window root_ret, win, junk_win;
1457 int x, y, wx, wy;
1458 unsigned int mask;
1459
1460 XQueryPointer(dpy, scr->root_win, &root_ret, &win, &x, &y, &wx, &wy,
1461 &mask);
1462
1463 if (win==None) return NULL;
1464
1465 if (XFindContext(dpy, win, wWinContext, (XPointer *)&desc)==XCNOENT)
1466 return NULL;
1467
1468 if (desc->parent_type == WCLASS_MENU) {
1469 menu = (WMenu*)desc->parent;
1470 XTranslateCoordinates(dpy, root_ret, menu->menu->window, wx, wy,
1471 x_ret, y_ret, &junk_win);
1472 return menu;
1473 }
1474 return NULL;
1475 }
1476
1477
1478
1479
1480 static void
1481 closeCascade(WMenu *menu)
1482 {
1483 WMenu *parent=menu->parent;
1484
1485 if (menu->flags.brother
1486 || (!menu->flags.buttoned
1487 && (!menu->flags.app_menu||menu->parent!=NULL))) {
1488
1489 selectEntry(menu, -1);
1490 XSync(dpy, 0);
1491 #if (MENU_BLINK_DELAY > 2)
1492 wusleep(MENU_BLINK_DELAY/2);
1493 #endif
1494 wMenuUnmap(menu);
1495 while (parent!=NULL
1496 && (parent->parent!=NULL || !parent->flags.app_menu
1497 || parent->flags.brother)
1498 && !parent->flags.buttoned) {
1499 selectEntry(parent, -1);
1500 wMenuUnmap(parent);
1501 parent = parent->parent;
1502 }
1503 if (parent)
1504 selectEntry(parent, -1);
1505 }
1506 }
1507
1508
1509 static void
1510 closeBrotherCascadesOf(WMenu *menu)
1511 {
1512 WMenu *tmp;
1513 int i;
1514
1515 for (i=0; i<menu->cascade_no; i++) {
1516 if (menu->cascades[i]->flags.brother) {
1517 tmp = menu->cascades[i];
1518 } else {
1519 tmp = menu->cascades[i]->brother;
1520 }
1521 if (tmp->flags.mapped) {
1522 selectEntry(tmp->parent, -1);
1523 closeBrotherCascadesOf(tmp);
1524 break;
1525 }
1526 }
1527 }
1528
1529
1530 #define getEntryAt(menu, x, y) ((y)<0 ? -1 : (y)/(menu->entry_height))
1531
1532
1533 static WMenu*
1534 parentMenu(WMenu *menu)
1535 {
1536 WMenu *parent;
1537 WMenuEntry *entry;
1538
1539 if (menu->flags.buttoned)
1540 return menu;
1541
1542 while (menu->parent && menu->parent->flags.mapped) {
1543 parent = menu->parent;
1544 if (parent->selected_entry < 0)
1545 break;
1546 entry = parent->entries[parent->selected_entry];
1547 if (!entry->flags.enabled || entry->cascade<0 || !parent->cascades ||
1548 parent->cascades[entry->cascade] != menu)
1549 break;
1550 menu = parent;
1551 if (menu->flags.buttoned)
1552 break;
1553 }
1554
1555 return menu;
1556 }
1557
1558
1559
1560 /*
1561 * Will raise the passed menu, if submenu = 0
1562 * If submenu > 0 will also raise all mapped submenus
1563 * until the first buttoned one
1564 * If submenu < 0 will also raise all mapped parent menus
1565 * until the first buttoned one
1566 */
1567
1568 static void
1569 raiseMenus(WMenu *menu, int submenus)
1570 {
1571 WMenu *submenu;
1572 int i;
1573
1574 if(!menu) return;
1575
1576 wRaiseFrame(menu->frame->core);
1577
1578 if (submenus>0 && menu->selected_entry>=0) {
1579 i = menu->entries[menu->selected_entry]->cascade;
1580 if (i>=0 && menu->cascades) {
1581 submenu = menu->cascades[i];
1582 if (submenu->flags.mapped && !submenu->flags.buttoned)
1583 raiseMenus(submenu, submenus);
1584 }
1585 }
1586 if (submenus<0 && !menu->flags.buttoned &&
1587 menu->parent && menu->parent->flags.mapped)
1588 raiseMenus(menu->parent, submenus);
1589 }
1590
1591
1592 WMenu*
1593 wMenuUnderPointer(WScreen *screen)
1594 {
1595 WObjDescriptor *desc;
1596 Window root_ret, win;
1597 int dummy;
1598 unsigned int mask;
1599
1600 XQueryPointer(dpy, screen->root_win, &root_ret, &win, &dummy, &dummy,
1601 &dummy, &dummy, &mask);
1602
1603 if (win==None) return NULL;
1604
1605 if (XFindContext(dpy, win, wWinContext, (XPointer *)&desc)==XCNOENT)
1606 return NULL;
1607
1608 if (desc->parent_type == WCLASS_MENU)
1609 return (WMenu *)desc->parent;
1610 return NULL;
1611 }
1612
1613
1614
1615
1616 static void
1617 getPointerPosition(WScreen *scr, int *x, int *y)
1618 {
1619 Window root_ret, win;
1620 int wx, wy;
1621 unsigned int mask;
1622
1623 XQueryPointer(dpy, scr->root_win, &root_ret, &win, x, y, &wx, &wy, &mask);
1624 }
1625
1626
1627 static void
1628 getScrollAmount(WMenu *menu, int *hamount, int *vamount)
1629 {
1630 WScreen *scr = menu->menu->screen_ptr;
1631 int menuX1 = menu->frame_x;
1632 int menuY1 = menu->frame_y;
1633 int menuX2 = menu->frame_x + MENUW(menu);
1634 int menuY2 = menu->frame_y + MENUH(menu);
1635 int xroot, yroot;
1636 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
1637
1638
1639 *hamount = 0;
1640 *vamount = 0;
1641
1642 getPointerPosition(scr, &xroot, &yroot);
1643
1644 if (xroot <= (rect.pos.x + 1) && menuX1 < rect.pos.x) {
1645 /* scroll to the right */
1646 *hamount = WMIN(MENU_SCROLL_STEP, abs(menuX1));
1647
1648 } else if (xroot >= (rect.pos.x + rect.size.width - 2) &&
1649 menuX2 > (rect.pos.x + rect.size.width - 1)) {
1650 /* scroll to the left */
1651 *hamount = WMIN(MENU_SCROLL_STEP, abs(menuX2-rect.pos.x-rect.size.width-1));
1652
1653 if (*hamount==0)
1654 *hamount = 1;
1655
1656 *hamount = -*hamount;
1657 }
1658
1659 if (yroot <= (rect.pos.y + 1) && menuY1 < rect.pos.y) {
1660 /* scroll down */
1661 *vamount = WMIN(MENU_SCROLL_STEP, abs(menuY1));
1662
1663 } else if (yroot >= (rect.pos.y + rect.size.height - 2) &&
1664 menuY2 > (rect.pos.y + rect.size.height - 1)) {
1665 /* scroll up */
1666 *vamount = WMIN(MENU_SCROLL_STEP, abs(menuY2-rect.pos.y-rect.size.height-2));
1667
1668 *vamount = -*vamount;
1669 }
1670 }
1671
1672
1673 static void
1674 dragScrollMenuCallback(void *data)
1675 {
1676 WMenu *menu = (WMenu*)data;
1677 WScreen *scr = menu->menu->screen_ptr;
1678 WMenu *parent = parentMenu(menu);
1679 int hamount, vamount;
1680 int x, y;
1681 int newSelectedEntry;
1682
1683 getScrollAmount(menu, &hamount, &vamount);
1684
1685
1686 if (hamount != 0 || vamount != 0) {
1687 wMenuMove(parent, parent->frame_x + hamount,
1688 parent->frame_y + vamount, True);
1689 if (findMenu(scr, &x, &y)) {
1690 newSelectedEntry = getEntryAt(menu, x, y);
1691 selectEntry(menu, newSelectedEntry);
1692 } else {
1693 /* Pointer fell outside of menu. If the selected entry is
1694 * not a submenu, unselect it */
1695 if (menu->selected_entry >= 0
1696 && menu->entries[menu->selected_entry]->cascade<0)
1697 selectEntry(menu, -1);
1698 newSelectedEntry = 0;
1699 }
1700
1701 /* paranoid check */
1702 if (newSelectedEntry >= 0) {
1703 /* keep scrolling */
1704 menu->timer = WMAddTimerHandler(MENU_SCROLL_DELAY,
1705 dragScrollMenuCallback, menu);
1706 } else {
1707 menu->timer = NULL;
1708 }
1709 } else {
1710 /* don't need to scroll anymore */
1711 menu->timer = NULL;
1712 if (findMenu(scr, &x, &y)) {
1713 newSelectedEntry = getEntryAt(menu, x, y);
1714 selectEntry(menu, newSelectedEntry);
1715 }
1716 }
1717 }
1718
1719
1720 static void
1721 scrollMenuCallback(void *data)
1722 {
1723 WMenu *menu = (WMenu*)data;
1724 WMenu *parent = parentMenu(menu);
1725 int hamount = 0; /* amount to scroll */
1726 int vamount = 0;
1727
1728 #ifdef VIRTUAL_DESKTOP
1729 /* don't scroll if it is in vdesk mode */
1730 if (!wPreferences.vdesk_enable)
1731 #endif
1732 getScrollAmount(menu, &hamount, &vamount);
1733
1734 if (hamount != 0 || vamount != 0) {
1735 wMenuMove(parent, parent->frame_x + hamount,
1736 parent->frame_y + vamount, True);
1737
1738 /* keep scrolling */
1739 menu->timer = WMAddTimerHandler(MENU_SCROLL_DELAY,
1740 scrollMenuCallback, menu);
1741 } else {
1742 /* don't need to scroll anymore */
1743 menu->timer = NULL;
1744 }
1745 }
1746
1747
1748
1749 #define MENU_SCROLL_BORDER 5
1750
1751 static int
1752 isPointNearBoder(WMenu *menu, int x, int y)
1753 {
1754 int menuX1 = menu->frame_x;
1755 int menuY1 = menu->frame_y;
1756 int menuX2 = menu->frame_x + MENUW(menu);
1757 int menuY2 = menu->frame_y + MENUH(menu);
1758 int flag = 0;
1759 int head = wGetHeadForPoint(menu->frame->screen_ptr, wmkpoint(x, y));
1760 WMRect rect = wGetRectForHead(menu->frame->screen_ptr, head);
1761
1762 /* XXX: handle screen joins properly !! */
1763
1764 if (x >= menuX1 && x <= menuX2 &&
1765 (y < rect.pos.y + MENU_SCROLL_BORDER ||
1766 y >= rect.pos.y + rect.size.height - MENU_SCROLL_BORDER))
1767 flag = 1;
1768 else if (y >= menuY1 && y <= menuY2 &&
1769 (x < rect.pos.x + MENU_SCROLL_BORDER ||
1770 x >= rect.pos.x + rect.size.width - MENU_SCROLL_BORDER))
1771 flag = 1;
1772
1773 return flag;
1774 }
1775
1776
1777 typedef struct _delay {
1778 WMenu *menu;
1779 int ox, oy;
1780 } _delay;
1781
1782
1783 static void
1784 leaving(_delay *dl)
1785 {
1786 wMenuMove(dl->menu, dl->ox, dl->oy, True);
1787 dl->menu->jump_back = NULL;
1788 dl->menu->menu->screen_ptr->flags.jump_back_pending = 0;
1789 wfree(dl);
1790 }
1791
1792
1793 void
1794 wMenuScroll(WMenu *menu, XEvent *event)
1795 {
1796 WMenu *smenu;
1797 WMenu *omenu = parentMenu(menu);
1798 WScreen *scr = menu->frame->screen_ptr;
1799 int done = 0;
1800 int jump_back = 0;
1801 int old_frame_x = omenu->frame_x;
1802 int old_frame_y = omenu->frame_y;
1803 XEvent ev;
1804
1805 if (omenu->jump_back)
1806 WMDeleteTimerWithClientData(omenu->jump_back);
1807
1808
1809 if ((/*omenu->flags.buttoned &&*/ !wPreferences.wrap_menus)
1810 || omenu->flags.app_menu) {
1811 jump_back = 1;
1812 }
1813
1814 if (!wPreferences.wrap_menus)
1815 raiseMenus(omenu, True);
1816 else
1817 raiseMenus(menu, False);
1818
1819 if (!menu->timer)
1820 scrollMenuCallback(menu);
1821
1822 while(!done) {
1823 int x, y, on_border, on_x_edge, on_y_edge, on_title;
1824 WMRect rect;
1825
1826 WMNextEvent(dpy, &ev);
1827 switch (ev.type) {
1828 case EnterNotify:
1829 WMHandleEvent(&ev);
1830 case MotionNotify:
1831 x = (ev.type==MotionNotify) ? ev.xmotion.x_root : ev.xcrossing.x_root;
1832 y = (ev.type==MotionNotify) ? ev.xmotion.y_root : ev.xcrossing.y_root;
1833
1834 /* on_border is != 0 if the pointer is between the menu
1835 * and the screen border and is close enough to the border */
1836 on_border = isPointNearBoder(menu, x, y);
1837
1838 smenu = wMenuUnderPointer(scr);
1839
1840 if ((smenu==NULL && !on_border) || (smenu && parentMenu(smenu)!=omenu)) {
1841 done = 1;
1842 break;
1843 }
1844
1845 rect = wGetRectForHead(scr, wGetHeadForPoint(scr, wmkpoint(x, y)));
1846 on_x_edge = x <= rect.pos.x + 1 || x >= rect.pos.x + rect.size.width - 2;
1847 on_y_edge = y <= rect.pos.y + 1 || y >= rect.pos.y + rect.size.height - 2;
1848 on_border = on_x_edge || on_y_edge;
1849
1850 if (!on_border && !jump_back) {
1851 done = 1;
1852 break;
1853 }
1854
1855 if (menu->timer && (smenu!=menu || (!on_y_edge && !on_x_edge))) {
1856 WMDeleteTimerHandler(menu->timer);
1857 menu->timer = NULL;
1858 }
1859
1860 if (smenu != NULL)
1861 menu = smenu;
1862
1863 if (!menu->timer)
1864 scrollMenuCallback(menu);
1865 break;
1866 case ButtonPress:
1867 /* True if we push on title, or drag the omenu to other position */
1868 on_title = ev.xbutton.x_root >= omenu->frame_x &&
1869 ev.xbutton.x_root <= omenu->frame_x + MENUW(omenu) &&
1870 ev.xbutton.y_root >= omenu->frame_y &&
1871 ev.xbutton.y_root <= omenu->frame_y + omenu->frame->top_width;
1872 WMHandleEvent(&ev);
1873 smenu = wMenuUnderPointer(scr);
1874 if (smenu == NULL || (smenu && smenu->flags.buttoned && smenu != omenu))
1875 done = 1;
1876 else if (smenu==omenu && on_title) {
1877 jump_back = 0;
1878 done = 1;
1879 }
1880 break;
1881 case KeyPress:
1882 done = 1;
1883 default:
1884 WMHandleEvent(&ev);
1885 break;
1886 }
1887 }
1888
1889 if (menu->timer) {
1890 WMDeleteTimerHandler(menu->timer);
1891 menu->timer = NULL;
1892 }
1893
1894 if (jump_back) {
1895 _delay *delayer;
1896 if (!omenu->jump_back) {
1897 delayer = wmalloc(sizeof(_delay));
1898 delayer->menu=omenu;
1899 delayer->ox=old_frame_x;
1900 delayer->oy=old_frame_y;
1901 omenu->jump_back = delayer;
1902 scr->flags.jump_back_pending = 1;
1903 }
1904 else delayer = omenu->jump_back;
1905 WMAddTimerHandler(MENU_JUMP_BACK_DELAY,(WMCallback*)leaving, delayer);
1906 }
1907 }
1908
1909
1910
1911 static void
1912 menuExpose(WObjDescriptor *desc, XEvent *event)
1913 {
1914 wMenuPaint(desc->parent);
1915 }
1916
1917 typedef struct {
1918 int *delayed_select;
1919 WMenu *menu;
1920 WMHandlerID magic;
1921 } delay_data;
1922
1923
1924 static void
1925 delaySelection(void *data)
1926 {
1927 delay_data *d = (delay_data*)data;
1928 int x, y, entry_no;
1929 WMenu *menu;
1930
1931 d->magic = NULL;
1932
1933 menu = findMenu(d->menu->menu->screen_ptr, &x, &y);
1934 if (menu && (d->menu == menu || d->delayed_select)) {
1935 entry_no = getEntryAt(menu, x, y);
1936 selectEntry(menu, entry_no);
1937 }
1938 if (d->delayed_select)
1939 *(d->delayed_select) = 0;
1940 }
1941
1942
1943 static void
1944 menuMouseDown(WObjDescriptor *desc, XEvent *event)
1945 {
1946 XButtonEvent *bev = &event->xbutton;
1947 WMenu *menu = desc->parent;
1948 WMenu *smenu;
1949 WScreen *scr=menu->frame->screen_ptr;
1950 WMenuEntry *entry=NULL;
1951 XEvent ev;
1952 int close_on_exit=0;
1953 int done=0;
1954 int delayed_select = 0;
1955 int entry_no;
1956 int x, y;
1957 int prevx, prevy;
1958 int old_frame_x = 0;
1959 int old_frame_y = 0;
1960 delay_data d_data = {NULL, NULL, NULL};
1961
1962 /* Doesn't seem to be needed anymore (if delayed selection handler is
1963 * added only if not present). there seem to be no other side effects
1964 * from removing this and it is also possible that it was only added
1965 * to avoid problems with adding the delayed selection timer handler
1966 * multiple times
1967 */
1968 /*if (menu->flags.inside_handler) {
1969 return;
1970 }*/
1971 menu->flags.inside_handler = 1;
1972
1973 if (!wPreferences.wrap_menus) {
1974 smenu = parentMenu(menu);
1975 old_frame_x = smenu->frame_x;
1976 old_frame_y = smenu->frame_y;
1977 } else if (event->xbutton.window == menu->frame->core->window) {
1978 /* This is true if the menu was launched with right click on root window */
1979 if (!d_data.magic) {
1980 delayed_select = 1;
1981 d_data.delayed_select = &delayed_select;
1982 d_data.menu = menu;
1983 d_data.magic = WMAddTimerHandler(wPreferences.dblclick_time,
1984 delaySelection, &d_data);
1985 }
1986 }
1987
1988 wRaiseFrame(menu->frame->core);
1989
1990 close_on_exit = (bev->send_event || menu->flags.brother);
1991
1992 smenu = findMenu(scr, &x, &y);
1993 if (!smenu) {
1994 x = -1;
1995 y = -1;
1996 } else {
1997 menu = smenu;
1998 }
1999
2000 if (menu->flags.editing) {
2001 goto byebye;
2002 }
2003 entry_no = getEntryAt(menu, x, y);
2004 if (entry_no>=0) {
2005 entry = menu->entries[entry_no];
2006
2007 if (!close_on_exit && (bev->state & ControlMask) && smenu
2008 && entry->flags.editable) {
2009 editEntry(smenu, entry);
2010 goto byebye;
2011 } else if (bev->state & ControlMask) {
2012 goto byebye;
2013 }
2014
2015 if (entry->flags.enabled && entry->cascade>=0 && menu->cascades) {
2016 WMenu *submenu = menu->cascades[entry->cascade];
2017 /* map cascade */
2018 if (submenu->flags.mapped && !submenu->flags.buttoned &&
2019 menu->selected_entry!=entry_no) {
2020 wMenuUnmap(submenu);
2021 }
2022 if (!submenu->flags.mapped && !delayed_select) {
2023 selectEntry(menu, entry_no);
2024 } else if (!submenu->flags.buttoned) {
2025 selectEntry(menu, -1);
2026 }
2027
2028 } else if (!delayed_select) {
2029 selectEntry(menu, entry_no);
2030 }
2031
2032 if (!wPreferences.wrap_menus && !wPreferences.scrollable_menus) {
2033 if (!menu->timer)
2034 dragScrollMenuCallback(menu);
2035 }
2036 }
2037
2038 #ifdef VIRTUAL_DESKTOP
2039 if (wPreferences.vdesk_enable) {
2040 wWorkspaceLowerEdge(scr);
2041 }
2042 #endif
2043
2044 prevx = bev->x_root;
2045 prevy = bev->y_root;
2046 while (!done) {
2047 int x, y;
2048
2049 XAllowEvents(dpy, AsyncPointer|SyncPointer, CurrentTime);
2050
2051 WMMaskEvent(dpy, ExposureMask|ButtonMotionMask|ButtonReleaseMask
2052 |ButtonPressMask, &ev);
2053 switch (ev.type) {
2054 case MotionNotify:
2055 smenu = findMenu(scr, &x, &y);
2056
2057 if (smenu == NULL) {
2058 /* moved mouse out of menu */
2059
2060 if (!delayed_select && d_data.magic) {
2061 WMDeleteTimerHandler(d_data.magic);
2062 d_data.magic = NULL;
2063 }
2064 if (menu==NULL
2065 || (menu->selected_entry>=0
2066 && menu->entries[menu->selected_entry]->cascade>=0)) {
2067 prevx = ev.xmotion.x_root;
2068 prevy = ev.xmotion.y_root;
2069
2070 break;
2071 }
2072 selectEntry(menu, -1);
2073 menu = smenu;
2074 prevx = ev.xmotion.x_root;
2075 prevy = ev.xmotion.y_root;
2076 break;
2077 } else if (menu && menu!=smenu
2078 && (menu->selected_entry<0
2079 || menu->entries[menu->selected_entry]->cascade<0)) {
2080 selectEntry(menu, -1);
2081
2082 if (!delayed_select && d_data.magic) {
2083 WMDeleteTimerHandler(d_data.magic);
2084 d_data.magic = NULL;
2085 }
2086 } else {
2087
2088 /* hysteresis for item selection */
2089
2090 /* check if the motion was to the side, indicating that
2091 * the user may want to cross to a submenu */
2092 if (!delayed_select && menu) {
2093 int dx;
2094 Bool moved_to_submenu;/* moved to direction of submenu */
2095
2096 dx = abs(prevx - ev.xmotion.x_root);
2097
2098 moved_to_submenu = False;
2099 if (dx > 0 /* if moved enough to the side */
2100 /* maybe a open submenu */
2101 && menu->selected_entry>=0
2102 /* moving to the right direction */
2103 && (wPreferences.align_menus
2104 || ev.xmotion.y_root >= prevy)) {
2105 int index;
2106
2107 index = menu->entries[menu->selected_entry]->cascade;
2108 if (index>=0) {
2109 if (menu->cascades[index]->frame_x>menu->frame_x) {
2110 if (prevx < ev.xmotion.x_root)
2111 moved_to_submenu = True;
2112 } else {
2113 if (prevx > ev.xmotion.x_root)
2114 moved_to_submenu = True;
2115 }
2116 }
2117 }
2118
2119
2120 if (menu != smenu) {
2121 if (d_data.magic) {
2122 WMDeleteTimerHandler(d_data.magic);
2123 d_data.magic = NULL;
2124 }
2125 } else if (moved_to_submenu) {
2126 /* while we are moving, postpone the selection */
2127 if (d_data.magic) {
2128 WMDeleteTimerHandler(d_data.magic);
2129 }
2130 d_data.delayed_select = NULL;
2131 d_data.menu = menu;
2132 d_data.magic = WMAddTimerHandler(MENU_SELECT_DELAY,
2133 delaySelection,
2134 &d_data);
2135 prevx = ev.xmotion.x_root;
2136 prevy = ev.xmotion.y_root;
2137 break;
2138 } else {
2139 if (d_data.magic) {
2140 WMDeleteTimerHandler(d_data.magic);
2141 d_data.magic = NULL;
2142 }
2143 }
2144 }
2145 }
2146 prevx = ev.xmotion.x_root;
2147 prevy = ev.xmotion.y_root;
2148 if (menu!=smenu) {
2149 /* pointer crossed menus */
2150 if (menu && menu->timer) {
2151 WMDeleteTimerHandler(menu->timer);
2152 menu->timer = NULL;
2153 }
2154 if (smenu)
2155 dragScrollMenuCallback(smenu);
2156 }
2157 menu = smenu;
2158 if (!menu->timer)
2159 dragScrollMenuCallback(menu);
2160
2161 if (!delayed_select) {
2162 entry_no = getEntryAt(menu, x, y);
2163 if (entry_no>=0) {
2164 entry = menu->entries[entry_no];
2165 if (entry->flags.enabled && entry->cascade>=0 &&
2166 menu->cascades) {
2167 WMenu *submenu = menu->cascades[entry->cascade];
2168 if (submenu->flags.mapped && !submenu->flags.buttoned
2169 && menu->selected_entry!=entry_no) {
2170 wMenuUnmap(submenu);
2171 }
2172 }
2173 }
2174 selectEntry(menu, entry_no);
2175 }
2176 break;
2177
2178 case ButtonPress:
2179 break;
2180
2181 case ButtonRelease:
2182 if (ev.xbutton.button == event->xbutton.button)
2183 done=1;
2184 break;
2185
2186 case Expose:
2187 WMHandleEvent(&ev);
2188 #ifdef VIRTUAL_DESKTOP
2189 /* since expose will raise edge up.. I need another ugly hack here */
2190 if (wPreferences.vdesk_enable) {
2191 wWorkspaceLowerEdge(scr);
2192 }
2193 #endif
2194 break;
2195 }
2196 }
2197
2198 if (menu && menu->timer) {
2199 WMDeleteTimerHandler(menu->timer);
2200 menu->timer = NULL;
2201 }
2202 if (d_data.magic!=NULL) {
2203 WMDeleteTimerHandler(d_data.magic);
2204 d_data.magic = NULL;
2205 }
2206
2207 if (menu && menu->selected_entry>=0) {
2208 entry = menu->entries[menu->selected_entry];
2209 if (entry->callback!=NULL && entry->flags.enabled
2210 && entry->cascade < 0) {
2211 /* blink and erase menu selection */
2212 #if (MENU_BLINK_DELAY > 0)
2213 int sel = menu->selected_entry;
2214 int i;
2215
2216 for (i=0; i<MENU_BLINK_COUNT; i++) {
2217 paintEntry(menu, sel, False);
2218 XSync(dpy, 0);
2219 wusleep(MENU_BLINK_DELAY);
2220 paintEntry(menu, sel, True);
2221 XSync(dpy, 0);
2222 wusleep(MENU_BLINK_DELAY);
2223 }
2224 #endif
2225 /* unmap the menu, it's parents and call the callback */
2226 if (!menu->flags.buttoned &&
2227 (!menu->flags.app_menu||menu->parent!=NULL)) {
2228 closeCascade(menu);
2229 } else {
2230 selectEntry(menu, -1);
2231 }
2232 (*entry->callback)(menu, entry);
2233
2234 /* If the user double clicks an entry, the entry will
2235 * be executed twice, which is not good for things like
2236 * the root menu. So, ignore any clicks that were generated
2237 * while the entry was being executed */
2238 while (XCheckTypedWindowEvent(dpy, menu->menu->window,
2239 ButtonPress, &ev));
2240 } else if (entry->callback!=NULL && entry->cascade<0) {
2241 selectEntry(menu, -1);
2242 } else {
2243 if (entry->cascade>=0 && menu->cascades
2244 && menu->cascades[entry->cascade]->flags.brother) {
2245 selectEntry(menu, -1);
2246 }
2247 }
2248 }
2249
2250 if (((WMenu*)desc->parent)->flags.brother || close_on_exit || !smenu)
2251 closeCascade(desc->parent);
2252
2253 /* close the cascade windows that should not remain opened */
2254 closeBrotherCascadesOf(desc->parent);
2255
2256 if (!wPreferences.wrap_menus)
2257 wMenuMove(parentMenu(desc->parent), old_frame_x, old_frame_y, True);
2258
2259 byebye:
2260 /* Just to be sure in case we skip the 2 above because of a goto byebye */
2261 if (menu && menu->timer) {
2262 WMDeleteTimerHandler(menu->timer);
2263 menu->timer = NULL;
2264 }
2265 if (d_data.magic!=NULL) {
2266 WMDeleteTimerHandler(d_data.magic);
2267 d_data.magic = NULL;
2268 }
2269
2270 ((WMenu*)desc->parent)->flags.inside_handler = 0;
2271 #ifdef VIRTUAL_DESKTOP
2272 wWorkspaceRaiseEdge(scr);
2273 #endif
2274 }
2275
2276
2277 void
2278 wMenuMove(WMenu *menu, int x, int y, int submenus)
2279 {
2280 WMenu *submenu;
2281 int i;
2282
2283 if (!menu) return;
2284
2285 menu->frame_x = x;
2286 menu->frame_y = y;
2287 XMoveWindow(dpy, menu->frame->core->window, x, y);
2288
2289 if (submenus>0 && menu->selected_entry>=0) {
2290 i = menu->entries[menu->selected_entry]->cascade;
2291
2292 if (i>=0 && menu->cascades) {
2293 submenu = menu->cascades[i];
2294 if (submenu->flags.mapped && !submenu->flags.buttoned) {
2295 if (wPreferences.align_menus) {
2296 wMenuMove(submenu, x + MENUW(menu), y, submenus);
2297 } else {
2298 wMenuMove(submenu, x+ MENUW(menu),
2299 y + submenu->entry_height*menu->selected_entry,
2300 submenus);
2301 }
2302 }
2303 }
2304 }
2305 if (submenus<0 && menu->parent!=NULL && menu->parent->flags.mapped &&
2306 !menu->parent->flags.buttoned) {
2307 if (wPreferences.align_menus) {
2308 wMenuMove(menu->parent, x - MENUW(menu->parent), y, submenus);
2309 } else {
2310 wMenuMove(menu->parent, x - MENUW(menu->parent), menu->frame_y
2311 - menu->parent->entry_height*menu->parent->selected_entry,
2312 submenus);
2313 }
2314 }
2315 }
2316
2317
2318 static void
2319 changeMenuLevels(WMenu *menu, int lower)
2320 {
2321 int i;
2322
2323 if (!lower) {
2324 ChangeStackingLevel(menu->frame->core, (!menu->parent ? WMMainMenuLevel
2325 : WMSubmenuLevel));
2326 wRaiseFrame(menu->frame->core);
2327 menu->flags.lowered = 0;
2328 } else {
2329 ChangeStackingLevel(menu->frame->core, WMNormalLevel);
2330 wLowerFrame(menu->frame->core);
2331 menu->flags.lowered = 1;
2332 }
2333 for (i=0; i<menu->cascade_no; i++) {
2334 if (menu->cascades[i]
2335 && !menu->cascades[i]->flags.buttoned
2336 && menu->cascades[i]->flags.lowered!=lower) {
2337 changeMenuLevels(menu->cascades[i], lower);
2338 }
2339 }
2340 }
2341
2342
2343
2344 static void
2345 menuTitleDoubleClick(WCoreWindow *sender, void *data, XEvent *event)
2346 {
2347 WMenu *menu = data;
2348 int lower;
2349
2350 if (event->xbutton.state & MOD_MASK) {
2351 if (menu->flags.lowered) {
2352 lower = 0;
2353 } else {
2354 lower = 1;
2355 }
2356 changeMenuLevels(menu, lower);
2357 }
2358 }
2359
2360
2361 static void
2362 menuTitleMouseDown(WCoreWindow *sender, void *data, XEvent *event)
2363 {
2364 WMenu *menu = data;
2365 WMenu *tmp;
2366 XEvent ev;
2367 int x=menu->frame_x, y=menu->frame_y;
2368 int dx=event->xbutton.x_root, dy=event->xbutton.y_root;
2369 int i, lower;
2370 Bool started;
2371
2372 /* can't touch the menu copy */
2373 if (menu->flags.brother)
2374 return;
2375
2376 if (event->xbutton.button != Button1 && event->xbutton.button != Button2)
2377 return;
2378
2379 if (event->xbutton.state & MOD_MASK) {
2380 wLowerFrame(menu->frame->core);
2381 lower = 1;
2382 } else {
2383 wRaiseFrame(menu->frame->core);
2384 lower = 0;
2385 }
2386 tmp = menu;
2387
2388 /* lower/raise all submenus */
2389 while (1) {
2390 if (tmp->selected_entry>=0 && tmp->cascades
2391 && tmp->entries[tmp->selected_entry]->cascade>=0) {
2392 tmp = tmp->cascades[tmp->entries[tmp->selected_entry]->cascade];
2393 if (!tmp || !tmp->flags.mapped)
2394 break;
2395 if (lower)
2396 wLowerFrame(tmp->frame->core);
2397 else
2398 wRaiseFrame(tmp->frame->core);
2399 } else {
2400 break;
2401 }
2402 }
2403
2404 /* tear off the menu if it's a root menu or a cascade
2405 application menu */
2406 if (!menu->flags.buttoned && !menu->flags.brother
2407 && (!menu->flags.app_menu||menu->parent!=NULL)) {
2408 menu->flags.buttoned=1;
2409 wFrameWindowShowButton(menu->frame, WFF_RIGHT_BUTTON);
2410 if (menu->parent) {
2411 /* turn off selected menu entry in parent menu */
2412 selectEntry(menu->parent, -1);
2413
2414 /* make parent map the copy in place of the original */
2415 for (i=0; i<menu->parent->cascade_no; i++) {
2416 if (menu->parent->cascades[i] == menu) {
2417 menu->parent->cascades[i] = menu->brother;
2418 break;
2419 }
2420 }
2421 }
2422 }
2423
2424 started = False;
2425 while(1) {
2426 WMMaskEvent(dpy, ButtonMotionMask|ButtonReleaseMask|ButtonPressMask
2427 |ExposureMask, &ev);
2428 switch (ev.type) {
2429 case MotionNotify:
2430 if (started) {
2431 x += ev.xmotion.x_root - dx;
2432 y += ev.xmotion.y_root - dy;
2433 dx = ev.xmotion.x_root;
2434 dy = ev.xmotion.y_root;
2435 wMenuMove(menu, x, y, True);
2436 } else {
2437 if (abs(ev.xmotion.x_root - dx) > MOVE_THRESHOLD
2438 || abs(ev.xmotion.y_root - dy) > MOVE_THRESHOLD) {
2439 started = True;
2440 XGrabPointer(dpy, menu->frame->titlebar->window, False,
2441 ButtonMotionMask|ButtonReleaseMask
2442 |ButtonPressMask,
2443 GrabModeAsync, GrabModeAsync, None,
2444 wCursor[WCUR_MOVE], CurrentTime);
2445 }
2446 }
2447 break;
2448
2449 case ButtonPress:
2450 break;
2451
2452 case ButtonRelease:
2453 if (ev.xbutton.button != event->xbutton.button)
2454 break;
2455 XUngrabPointer(dpy, CurrentTime);
2456 return;
2457
2458 default:
2459 WMHandleEvent(&ev);
2460 break;
2461 }
2462 }
2463 }
2464
2465 /*
2466 *----------------------------------------------------------------------
2467 * menuCloseClick--
2468 * Handles mouse click on the close button of menus. The menu is
2469 * closed when the button is clicked.
2470 *
2471 * Side effects:
2472 * The closed menu is reinserted at it's parent menus
2473 * cascade list.
2474 *----------------------------------------------------------------------
2475 */
2476 static void
2477 menuCloseClick(WCoreWindow *sender, void *data, XEvent *event)
2478 {
2479 WMenu *menu = (WMenu*)data;
2480 WMenu *parent = menu->parent;
2481 int i;
2482
2483 if (parent) {
2484 for (i=0; i<parent->cascade_no; i++) {
2485 /* find the entry that points to the copy */
2486 if (parent->cascades[i] == menu->brother) {
2487 /* make it point to the original */
2488 parent->cascades[i] = menu;
2489 menu->parent = parent;
2490 break;
2491 }
2492 }
2493 }
2494 wMenuUnmap(menu);
2495 }
2496
2497
2498 static void
2499 saveMenuInfo(WMPropList *dict, WMenu *menu, WMPropList *key)
2500 {
2501 WMPropList *value, *list;
2502 char buffer[256];
2503
2504 snprintf(buffer, sizeof(buffer), "%i,%i", menu->frame_x, menu->frame_y);
2505 value = WMCreatePLString(buffer);
2506 list = WMCreatePLArray(value, NULL);
2507 if (menu->flags.lowered)
2508 WMAddToPLArray(list, WMCreatePLString("lowered"));
2509 WMPutInPLDictionary(dict, key, list);
2510 WMReleasePropList(value);
2511 WMReleasePropList(list);
2512 }
2513
2514
2515 void
2516 wMenuSaveState(WScreen *scr)
2517 {
2518 WMPropList *menus, *key;
2519 int save_menus = 0;
2520
2521 menus = WMCreatePLDictionary(NULL, NULL);
2522
2523 #ifndef LITE
2524 if (scr->switch_menu && scr->switch_menu->flags.buttoned) {
2525 key = WMCreatePLString("SwitchMenu");
2526 saveMenuInfo(menus, scr->switch_menu, key);
2527 WMReleasePropList(key);
2528 save_menus = 1;
2529 }
2530
2531 if (saveMenuRecurs(menus, scr, scr->root_menu))
2532 save_menus = 1;
2533
2534 #endif /* !LITE */
2535 if (scr->workspace_menu && scr->workspace_menu->flags.buttoned) {
2536 key = WMCreatePLString("WorkspaceMenu");
2537 saveMenuInfo(menus, scr->workspace_menu, key);
2538 WMReleasePropList(key);
2539 save_menus = 1;
2540 }
2541
2542 if (save_menus) {
2543 key = WMCreatePLString("Menus");
2544 WMPutInPLDictionary(scr->session_state, key, menus);
2545 WMReleasePropList(key);
2546 }
2547 WMReleasePropList(menus);
2548 }
2549
2550
2551 #ifndef LITE
2552
2553 static Bool
2554 getMenuPath(WMenu *menu, char *buffer, int bufSize)
2555 {
2556 Bool ok = True;
2557 int len = 0;
2558
2559 if (!menu->flags.titled || !menu->frame->title[0])
2560 return False;
2561
2562 len = strlen(menu->frame->title);
2563 if (len >= bufSize)
2564 return False;
2565
2566 if (menu->parent) {
2567 ok = getMenuPath(menu->parent, buffer, bufSize - len - 1);
2568 if (!ok)
2569 return False;
2570 }
2571
2572 strcat(buffer, "\\");
2573 strcat(buffer, menu->frame->title);
2574
2575 return True;
2576 }
2577
2578
2579 static Bool
2580 saveMenuRecurs(WMPropList *menus, WScreen *scr, WMenu *menu)
2581 {
2582 WMPropList *key;
2583 int save_menus = 0, i;
2584 char buffer[512];
2585 Bool ok = True;
2586
2587
2588 if (menu->flags.brother)
2589 menu = menu->brother;
2590
2591 if (menu->flags.buttoned && menu != scr->switch_menu) {
2592
2593 buffer[0] = '\0';
2594 ok = getMenuPath(menu, buffer, 510);
2595
2596 if (ok) {
2597 key = WMCreatePLString(buffer);
2598 saveMenuInfo(menus, menu, key);
2599 WMReleasePropList(key);
2600 save_menus = 1;
2601 }
2602 }
2603
2604 if (ok) {
2605 for (i = 0; i < menu->cascade_no; i++) {
2606 if (saveMenuRecurs(menus, scr, menu->cascades[i]))
2607 save_menus = 1;
2608 }
2609 }
2610 return save_menus;
2611 }
2612 #endif /* !LITE */
2613
2614
2615 #define COMPLAIN(key) wwarning(_("bad value in menus state info:%s"), key)
2616
2617
2618 static Bool
2619 getMenuInfo(WMPropList *info, int *x, int *y, Bool *lowered)
2620 {
2621 WMPropList *pos;
2622
2623 *lowered = False;
2624
2625 if (WMIsPLArray(info)) {
2626 WMPropList *flags;
2627 pos = WMGetFromPLArray(info, 0);
2628 flags = WMGetFromPLArray(info, 1);
2629 if (flags != NULL && WMIsPLString(flags) && WMGetFromPLString(flags) != NULL
2630 && strcmp(WMGetFromPLString(flags), "lowered") == 0) {
2631 *lowered = True;
2632 }
2633 } else {
2634 pos = info;
2635 }
2636
2637 if (pos != NULL && WMIsPLString(pos)) {
2638 if (sscanf(WMGetFromPLString(pos), "%i,%i", x, y)!=2)
2639 COMPLAIN("Position");
2640 } else {
2641 COMPLAIN("(position, flags...)");
2642 return False;
2643 }
2644
2645 return True;
2646 }
2647
2648
2649 static int
2650 restoreMenu(WScreen *scr, WMPropList *menu, int which)
2651 {
2652 int x, y;
2653 Bool lowered = False;
2654 WMenu *pmenu = NULL;
2655
2656 if (!menu)
2657 return False;
2658
2659 if (!getMenuInfo(menu, &x, &y, &lowered))
2660 return False;
2661
2662
2663 #ifndef LITE
2664 if (which & WSS_SWITCHMENU) {
2665 OpenSwitchMenu(scr, x, y, False);
2666 pmenu = scr->switch_menu;
2667 }
2668 #endif /* !LITE */
2669
2670 if (pmenu) {
2671 int width = MENUW(pmenu);
2672 int height = MENUH(pmenu);
2673 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
2674
2675 if (lowered) {
2676 changeMenuLevels(pmenu, True);
2677 }
2678
2679 if (x < rect.pos.x - width) x = rect.pos.x;
2680 if (x > rect.pos.x + rect.size.width) x = rect.pos.x + rect.size.width - width;
2681 if (y < rect.pos.y) y = rect.pos.y;
2682 if (y > rect.pos.y + rect.size.height) y = rect.pos.y + rect.size.height - height;
2683
2684 wMenuMove(pmenu, x, y, True);
2685 pmenu->flags.buttoned = 1;
2686 wFrameWindowShowButton(pmenu->frame, WFF_RIGHT_BUTTON);
2687 return True;
2688 }
2689 return False;
2690 }
2691
2692
2693 #ifndef LITE
2694 static int
2695 restoreMenuRecurs(WScreen *scr, WMPropList *menus, WMenu *menu, char *path)
2696 {
2697 WMPropList *key, *entry;
2698 char buffer[512];
2699 int i, x, y, res;
2700 Bool lowered;
2701
2702 if (strlen(path) + strlen(menu->frame->title) > 510)
2703 return False;
2704
2705 snprintf(buffer, sizeof(buffer), "%s\\%s", path, menu->frame->title);
2706 key = WMCreatePLString(buffer);
2707 entry = WMGetFromPLDictionary(menus, key);
2708 res = False;
2709
2710 if (entry && getMenuInfo(entry, &x, &y, &lowered)) {
2711
2712 if (!menu->flags.mapped) {
2713 int width = MENUW(menu);
2714 int height = MENUH(menu);
2715 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
2716
2717 wMenuMapAt(menu, x, y, False);
2718
2719 if (menu->parent) {
2720 /* make parent map the copy in place of the original */
2721 for (i=0; i<menu->parent->cascade_no; i++) {
2722 if (menu->parent->cascades[i] == menu) {
2723 menu->parent->cascades[i] = menu->brother;
2724 break;
2725 }
2726 }
2727 }
2728 if (lowered) {
2729 changeMenuLevels(menu, True);
2730 }
2731
2732 if (x < rect.pos.x - width) x = rect.pos.x;
2733 if (x > rect.pos.x + rect.size.width) x = rect.pos.x + rect.size.width - width;
2734 if (y < rect.pos.y) y = rect.pos.y;
2735 if (y > rect.pos.y + rect.size.height) y = rect.pos.y + rect.size.height - height;
2736
2737 wMenuMove(menu, x, y, True);
2738 menu->flags.buttoned = 1;
2739 wFrameWindowShowButton(menu->frame, WFF_RIGHT_BUTTON);
2740 res = True;
2741 }
2742 }
2743
2744 WMReleasePropList(key);
2745
2746 for (i=0; i<menu->cascade_no; i++) {
2747 if (restoreMenuRecurs(scr, menus, menu->cascades[i], buffer) != False)
2748 res = True;
2749 }
2750
2751 return res;
2752 }
2753 #endif /* !LITE */
2754
2755
2756 void
2757 wMenuRestoreState(WScreen *scr)
2758 {
2759 WMPropList *menus, *menu, *key, *skey;
2760
2761 if (!scr->session_state) {
2762 return;
2763 }
2764
2765 key = WMCreatePLString("Menus");
2766 menus = WMGetFromPLDictionary(scr->session_state, key);
2767 WMReleasePropList(key);
2768
2769 if (!menus)
2770 return;
2771
2772 /* restore menus */
2773
2774 skey = WMCreatePLString("SwitchMenu");
2775 menu = WMGetFromPLDictionary(menus, skey);
2776 WMReleasePropList(skey);
2777 restoreMenu(scr, menu, WSS_SWITCHMENU);
2778
2779 #ifndef LITE
2780 if (!scr->root_menu) {
2781 OpenRootMenu(scr, scr->scr_width*2, 0, False);
2782 wMenuUnmap(scr->root_menu);
2783 }
2784 restoreMenuRecurs(scr, menus, scr->root_menu, "");
2785 #endif /* !LITE */
2786 }
2787
2788
2789 void
2790 OpenWorkspaceMenu(WScreen *scr, int x, int y)
2791 {
2792 WMenu *menu, *parent;
2793 WMenuEntry *entry;
2794
2795 #ifndef LITE
2796 if (!scr->root_menu) {
2797 OpenRootMenu(scr, scr->scr_width*2, 0, False);
2798 wMenuUnmap(scr->root_menu);
2799 }
2800 #endif
2801 menu = scr->workspace_menu;
2802 if (menu) {
2803 if (menu->flags.mapped) {
2804 if (!menu->flags.buttoned) {
2805 wMenuUnmap(menu);
2806 parent = menu->parent;
2807 if (parent && parent->selected_entry >= 0) {
2808 entry = parent->entries[parent->selected_entry];
2809 if (parent->cascades[entry->cascade] == menu) {
2810 selectEntry(parent, -1);
2811 wMenuMapAt(menu, x, y, False);
2812 }
2813 }
2814 } else {
2815 wRaiseFrame(menu->frame->core);
2816 wMenuMapCopyAt(menu, x, y);
2817 }
2818 } else {
2819 wMenuMapAt(menu, x, y, False);
2820 }
2821 }
2822 }
2823
2824
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