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Fixed a duplicate PLRelease() call.
[wmaker-crm.git] / src / menu.c
blob7316fe9ef53cd3e6719d686b048413ff9b0e7db7
1 /* menu.c- generic menu, used for root menu, application menus etc.
2 *
3 * Window Maker window manager
4 *
5 * Copyright (c) 1997, 1998 Alfredo K. Kojima
6 * Copyright (c) 1997, 1998 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
46
47 /****** Global Variables ******/
48
49 extern Cursor wCursor[WCUR_LAST];
50
51 extern XContext wWinContext;
52
53 extern WPreferences wPreferences;
54
55 #define MOD_MASK wPreferences.modifier_mask
56
57 #define MENU_SCROLL_STEP menuScrollParameters[(int)wPreferences.menu_scroll_speed].steps
58 #define MENU_SCROLL_DELAY menuScrollParameters[(int)wPreferences.menu_scroll_speed].delay
59
60
61
62 #define MENUW(m) ((m)->frame->core->width+2*FRAME_BORDER_WIDTH)
63 #define MENUH(m) ((m)->frame->core->height+2*FRAME_BORDER_WIDTH)
64
65
66 /***** Local Stuff ******/
67
68 static struct {
69 int steps;
70 int delay;
71 } menuScrollParameters[5] = {
72 {MENU_SCROLL_STEPS_UF, MENU_SCROLL_DELAY_UF},
73 {MENU_SCROLL_STEPS_F, MENU_SCROLL_DELAY_F},
74 {MENU_SCROLL_STEPS_M, MENU_SCROLL_DELAY_M},
75 {MENU_SCROLL_STEPS_S, MENU_SCROLL_DELAY_S},
76 {MENU_SCROLL_STEPS_U, MENU_SCROLL_DELAY_U}};
77
78
79 static void menuMouseDown(WObjDescriptor *desc, XEvent *event);
80 static void menuExpose(WObjDescriptor *desc, XEvent *event);
81
82 static void menuTitleDoubleClick(WCoreWindow *sender, void *data, XEvent *event);
83 static void menuTitleMouseDown(WCoreWindow *sender, void *data, XEvent *event);
84
85 static void menuCloseClick(WCoreWindow *sender, void *data, XEvent *event);
86
87 static void updateTexture(WMenu *menu);
88
89 #ifndef LITE
90 static int saveMenuRecurs(proplist_t menus, WScreen *scr, WMenu *menu);
91 static int restoreMenuRecurs(WScreen *scr, proplist_t menus, WMenu *menu, char *path);
92 #endif /* !LITE */
93
94 static void selectEntry(WMenu *menu, int entry_no);
95 static void closeCascade(WMenu *menu);
96
97
98 /****** Notification Observers ******/
99
100 static void
101 appearanceObserver(void *self, WMNotification *notif)
102 {
103 WMenu *menu = (WMenu*)self;
104 int flags = (int)WMGetNotificationClientData(notif);
105
106 if (!menu->flags.realized)
107 return;
108
109 if (WMGetNotificationName(notif) == WNMenuAppearanceSettingsChanged) {
110 if (flags & WFontSettings) {
111 menu->flags.realized = 0;
112 wMenuRealize(menu);
113 }
114 if (flags & WTextureSettings) {
115 if (!menu->flags.brother)
116 updateTexture(menu);
117 }
118 if (flags & (WTextureSettings|WColorSettings)) {
119 wMenuPaint(menu);
120 }
121 } else if (menu->flags.titled) {
122
123 if (flags & WFontSettings) {
124 menu->flags.realized = 0;
125 wMenuRealize(menu);
126 }
127 if (flags & WTextureSettings) {
128 menu->frame->flags.need_texture_remake = 1;
129 }
130 if (flags & (WColorSettings|WTextureSettings)) {
131 wFrameWindowPaint(menu->frame);
132 }
133 }
134 }
135
136 /************************************/
137
138
139 /*
140 *----------------------------------------------------------------------
141 * wMenuCreate--
142 * Creates a new empty menu with the specified title. If main_menu
143 * is True, the created menu will be a main menu, which has some special
144 * properties such as being placed over other normal menus.
145 * If title is NULL, the menu will have no titlebar.
146 *
147 * Returns:
148 * The created menu.
149 *----------------------------------------------------------------------
150 */
151 WMenu*
152 wMenuCreate(WScreen *screen, char *title, int main_menu)
153 {
154 WMenu *menu;
155 static int brother=0;
156 int tmp, flags;
157
158 menu = wmalloc(sizeof(WMenu));
159
160 memset(menu, 0, sizeof(WMenu));
161
162 #ifdef SINGLE_MENULEVEL
163 tmp = WMSubmenuLevel;
164 #else
165 tmp = (main_menu ? WMMainMenuLevel : WMSubmenuLevel);
166 #endif
167
168 flags = WFF_SINGLE_STATE|WFF_BORDER;
169 if (title) {
170 flags |= WFF_TITLEBAR|WFF_RIGHT_BUTTON;
171 menu->flags.titled = 1;
172 }
173 menu->frame =
174 wFrameWindowCreate(screen, tmp, 8, 2, 1, 1, &wPreferences.menu_title_clearance, flags,
175 screen->menu_title_texture, NULL,
176 screen->menu_title_pixel,
177 #ifdef DRAWSTRING_PLUGIN
178 W_STRING_MTITLE,
179 #endif
180 &screen->menu_title_gc,
181 &screen->menu_title_font);
182
183 menu->frame->core->descriptor.parent = menu;
184 menu->frame->core->descriptor.parent_type = WCLASS_MENU;
185 menu->frame->core->descriptor.handle_mousedown = menuMouseDown;
186
187 wFrameWindowHideButton(menu->frame, WFF_RIGHT_BUTTON);
188
189 if (title) {
190 menu->frame->title = wstrdup(title);
191 }
192
193 menu->frame->flags.justification = WTJ_LEFT;
194
195 menu->frame->rbutton_image = screen->b_pixmaps[WBUT_CLOSE];
196
197 menu->entry_no = 0;
198 menu->alloced_entries = 0;
199 menu->selected_entry = -1;
200 menu->entries = NULL;
201
202 menu->frame_x = screen->app_menu_x;
203 menu->frame_y = screen->app_menu_y;
204
205 menu->frame->child = menu;
206
207 menu->flags.lowered = 0;
208
209 /* create borders */
210 if (title) {
211 /* setup object descriptors */
212 menu->frame->on_mousedown_titlebar = menuTitleMouseDown;
213 menu->frame->on_dblclick_titlebar = menuTitleDoubleClick;
214 }
215
216 menu->frame->on_click_right = menuCloseClick;
217
218
219 menu->menu = wCoreCreate(menu->frame->core, 0, menu->frame->top_width,
220 menu->frame->core->width, 10);
221
222 menu->menu->descriptor.parent = menu;
223 menu->menu->descriptor.parent_type = WCLASS_MENU;
224 menu->menu->descriptor.handle_expose = menuExpose;
225 menu->menu->descriptor.handle_mousedown = menuMouseDown;
226
227 menu->menu_texture_data = None;
228
229 XMapWindow(dpy, menu->menu->window);
230
231 XFlush(dpy);
232
233 if (!brother) {
234 brother = 1;
235 menu->brother = wMenuCreate(screen, title, main_menu);
236 brother = 0;
237 menu->brother->flags.brother = 1;
238 menu->brother->brother = menu;
239 }
240 WMAddNotificationObserver(appearanceObserver, menu,
241 WNMenuAppearanceSettingsChanged, menu);
242
243 WMAddNotificationObserver(appearanceObserver, menu,
244 WNMenuTitleAppearanceSettingsChanged, menu);
245
246
247 return menu;
248 }
249
250
251
252
253 WMenu*
254 wMenuCreateForApp(WScreen *screen, char *title, int main_menu)
255 {
256 WMenu *menu;
257
258 menu = wMenuCreate(screen, title, main_menu);
259 if (!menu)
260 return NULL;
261 menu->flags.app_menu = 1;
262 menu->brother->flags.app_menu = 1;
263
264 return menu;
265 }
266
267
268
269 static void
270 insertEntry(WMenu *menu, WMenuEntry *entry, int index)
271 {
272 int i;
273
274 for (i = menu->entry_no-1; i >= index; i--) {
275 menu->entries[i]->order++;
276 menu->entries[i+1] = menu->entries[i];
277 }
278 menu->entries[index] = entry;
279 }
280
281
282 WMenuEntry*
283 wMenuInsertCallback(WMenu *menu, int index, char *text,
284 void (*callback)(WMenu *menu, WMenuEntry *entry),
285 void *clientdata)
286 {
287 WMenuEntry *entry;
288
289 menu->flags.realized = 0;
290 menu->brother->flags.realized = 0;
291
292 /* reallocate array if it's too small */
293 if (menu->entry_no >= menu->alloced_entries) {
294 void *tmp;
295
296 tmp = wrealloc(menu->entries,
297 sizeof(WMenuEntry)*(menu->alloced_entries+5));
298
299 menu->entries = tmp;
300 menu->alloced_entries += 5;
301
302 menu->brother->entries = tmp;
303 menu->brother->alloced_entries = menu->alloced_entries;
304 }
305 entry = wmalloc(sizeof(WMenuEntry));
306 memset(entry, 0, sizeof(WMenuEntry));
307 entry->flags.enabled = 1;
308 entry->text = wstrdup(text);
309 entry->cascade = -1;
310 entry->clientdata = clientdata;
311 entry->callback = callback;
312 if (index<0 || index>=menu->entry_no) {
313 entry->order = menu->entry_no;
314 menu->entries[menu->entry_no] = entry;
315 } else {
316 entry->order = index;
317 insertEntry(menu, entry, index);
318 }
319
320 menu->entry_no++;
321 menu->brother->entry_no = menu->entry_no;
322
323 return entry;
324 }
325
326
327
328 void
329 wMenuEntrySetCascade(WMenu *menu, WMenuEntry *entry, WMenu *cascade)
330 {
331 WMenu *brother = menu->brother;
332 int i, done;
333
334 assert(menu->flags.brother==0);
335
336 if (entry->cascade>=0) {
337 menu->flags.realized = 0;
338 brother->flags.realized = 0;
339 }
340
341 cascade->parent = menu;
342
343 cascade->brother->parent = brother;
344
345 done = 0;
346 for (i=0; i<menu->cascade_no; i++) {
347 if (menu->cascades[i]==NULL) {
348 menu->cascades[i] = cascade;
349 brother->cascades[i] = cascade->brother;
350 done = 1;
351 entry->cascade = i;
352 break;
353 }
354 }
355 if (!done) {
356 entry->cascade = menu->cascade_no;
357
358 menu->cascades = wrealloc(menu->cascades,
359 sizeof(WMenu)*(menu->cascade_no+1));
360 menu->cascades[menu->cascade_no++] = cascade;
361
362
363 brother->cascades = wrealloc(brother->cascades,
364 sizeof(WMenu)*(brother->cascade_no+1));
365 brother->cascades[brother->cascade_no++] = cascade->brother;
366 }
367
368
369 if (menu->flags.lowered) {
370
371 cascade->flags.lowered = 1;
372 ChangeStackingLevel(cascade->frame->core, WMNormalLevel);
373
374 cascade->brother->flags.lowered = 1;
375 ChangeStackingLevel(cascade->brother->frame->core, WMNormalLevel);
376 }
377
378 if (!menu->flags.realized)
379 wMenuRealize(menu);
380 }
381
382
383 void
384 wMenuEntryRemoveCascade(WMenu *menu, WMenuEntry *entry)
385 {
386 assert(menu->flags.brother==0);
387
388 /* destroy cascade menu */
389 if (entry->cascade>=0 && menu->cascades
390 && menu->cascades[entry->cascade]!=NULL) {
391
392 wMenuDestroy(menu->cascades[entry->cascade], True);
393
394 menu->cascades[entry->cascade] = NULL;
395 menu->brother->cascades[entry->cascade] = NULL;
396
397 entry->cascade = -1;
398 }
399 }
400
401
402 void
403 wMenuRemoveItem(WMenu *menu, int index)
404 {
405 int i;
406
407 if (menu->flags.brother) {
408 wMenuRemoveItem(menu->brother, index);
409 return;
410 }
411
412 if (index>=menu->entry_no) return;
413
414 /* destroy cascade menu */
415 wMenuEntryRemoveCascade(menu, menu->entries[index]);
416
417 /* destroy unshared data */
418
419 if (menu->entries[index]->text)
420 free(menu->entries[index]->text);
421
422 if (menu->entries[index]->rtext)
423 free(menu->entries[index]->rtext);
424
425 if (menu->entries[index]->free_cdata && menu->entries[index]->clientdata)
426 (*menu->entries[index]->free_cdata)(menu->entries[index]->clientdata);
427
428 free(menu->entries[index]);
429
430 for (i=index; i<menu->entry_no-1; i++) {
431 menu->entries[i+1]->order--;
432 menu->entries[i]=menu->entries[i+1];
433 }
434 menu->entry_no--;
435 menu->brother->entry_no--;
436 }
437
438
439 static Pixmap
440 renderTexture(WMenu *menu)
441 {
442 RImage *img;
443 Pixmap pix;
444 int i;
445 RColor light;
446 RColor dark;
447 RColor mid;
448 WScreen *scr = menu->menu->screen_ptr;
449 WTexture *texture = scr->menu_item_texture;
450
451 if (wPreferences.menu_style == MS_NORMAL) {
452 img = wTextureRenderImage(texture, menu->menu->width,
453 menu->entry_height, WREL_MENUENTRY);
454 } else {
455 img = wTextureRenderImage(texture, menu->menu->width,
456 menu->menu->height+1, WREL_MENUENTRY);
457 }
458 if (!img) {
459 wwarning(_("could not render texture: %s"),
460 RMessageForError(RErrorCode));
461
462 return None;
463 }
464
465 if (wPreferences.menu_style == MS_SINGLE_TEXTURE) {
466 light.alpha = 0;
467 light.red = light.green = light.blue = 80;
468
469 dark.alpha = 255;
470 dark.red = dark.green = dark.blue = 0;
471
472 mid.alpha = 0;
473 mid.red = mid.green = mid.blue = 40;
474
475 for (i = 1; i < menu->entry_no; i++) {
476 ROperateLine(img, RSubtractOperation, 0, i*menu->entry_height-2,
477 menu->menu->width-1, i*menu->entry_height-2, &mid);
478
479 RDrawLine(img, 0, i*menu->entry_height-1,
480 menu->menu->width-1, i*menu->entry_height-1, &dark);
481
482 ROperateLine(img, RAddOperation, 0, i*menu->entry_height,
483 menu->menu->width-1, i*menu->entry_height,
484 &light);
485 }
486 }
487 if (!RConvertImage(scr->rcontext, img, &pix)) {
488 wwarning(_("error rendering image:%s"), RMessageForError(RErrorCode));
489 }
490 RDestroyImage(img);
491
492 return pix;
493 }
494
495
496 static void
497 updateTexture(WMenu *menu)
498 {
499 WScreen *scr = menu->menu->screen_ptr;
500
501 /* setup background texture */
502 if (scr->menu_item_texture->any.type != WTEX_SOLID) {
503 if (!menu->flags.brother) {
504 FREE_PIXMAP(menu->menu_texture_data);
505
506 menu->menu_texture_data = renderTexture(menu);
507
508 XSetWindowBackgroundPixmap(dpy, menu->menu->window,
509 menu->menu_texture_data);
510 XClearWindow(dpy, menu->menu->window);
511
512 XSetWindowBackgroundPixmap(dpy, menu->brother->menu->window,
513 menu->menu_texture_data);
514 XClearWindow(dpy, menu->brother->menu->window);
515 }
516 } else {
517 XSetWindowBackground(dpy, menu->menu->window,
518 scr->menu_item_texture->any.color.pixel);
519 XClearWindow(dpy, menu->menu->window);
520 }
521 }
522
523
524 void
525 wMenuRealize(WMenu *menu)
526 {
527 int i;
528 int width, rwidth, mrwidth, mwidth;
529 int theight, twidth, eheight;
530 WScreen *scr = menu->frame->screen_ptr;
531 static int brother_done=0;
532 int flags;
533
534 if (!brother_done) {
535 brother_done = 1;
536 wMenuRealize(menu->brother);
537 brother_done = 0;
538 }
539
540 flags = WFF_SINGLE_STATE|WFF_BORDER;
541 if (menu->flags.titled)
542 flags |= WFF_TITLEBAR|WFF_RIGHT_BUTTON;
543
544 wFrameWindowUpdateBorders(menu->frame, flags);
545
546 if (menu->flags.titled) {
547 twidth = WMWidthOfString(scr->menu_title_font, menu->frame->title,
548 strlen(menu->frame->title));
549 theight = menu->frame->top_width;
550 twidth += theight + (wPreferences.new_style ? 16 : 8);
551 } else {
552 twidth = 0;
553 theight = 0;
554 }
555 eheight = WMFontHeight(scr->menu_entry_font) + 6 + wPreferences.menu_text_clearance * 2;
556 menu->entry_height = eheight;
557 mrwidth = 0;
558 mwidth = 0;
559 for (i=0; i<menu->entry_no; i++) {
560 char *text;
561
562 /* search widest text */
563 text = menu->entries[i]->text;
564 width = WMWidthOfString(scr->menu_entry_font, text, strlen(text))+10;
565
566 if (menu->entries[i]->flags.indicator) {
567 width += MENU_INDICATOR_SPACE;
568 }
569
570 if (width > mwidth)
571 mwidth = width;
572
573 /* search widest text on right */
574 text = menu->entries[i]->rtext;
575 if (text)
576 rwidth = WMWidthOfString(scr->menu_entry_font, text, strlen(text))
577 + 5;
578 else if (menu->entries[i]->cascade>=0)
579 rwidth = 16;
580 else
581 rwidth = 4;
582
583 if (rwidth > mrwidth)
584 mrwidth = rwidth;
585 }
586 mwidth += mrwidth;
587
588 if (mwidth < twidth)
589 mwidth = twidth;
590
591
592 wCoreConfigure(menu->menu, 0, theight, mwidth, menu->entry_no*eheight -1);
593
594 wFrameWindowResize(menu->frame, mwidth, menu->entry_no*eheight-1
595 + menu->frame->top_width + menu->frame->bottom_width);
596
597
598 updateTexture(menu);
599
600 menu->flags.realized = 1;
601
602 if (menu->flags.mapped)
603 wMenuPaint(menu);
604 if (menu->brother->flags.mapped)
605 wMenuPaint(menu->brother);
606 }
607
608
609 void
610 wMenuDestroy(WMenu *menu, int recurse)
611 {
612 int i;
613
614 WMRemoveNotificationObserver(menu);
615
616 /* remove any pending timers */
617 if (menu->timer)
618 WMDeleteTimerHandler(menu->timer);
619 menu->timer = NULL;
620
621 /* call destroy handler */
622 if (menu->on_destroy)
623 (*menu->on_destroy)(menu);
624
625 /* Destroy items if this menu own them. If this is the "brother" menu,
626 * leave them alone as it is shared by them.
627 */
628 if (!menu->flags.brother) {
629 for (i=0; i<menu->entry_no; i++) {
630
631 free(menu->entries[i]->text);
632
633 if (menu->entries[i]->rtext)
634 free(menu->entries[i]->rtext);
635 #ifdef USER_MENU
636
637 if (menu->entries[i]->instances){
638 PLRelease(menu->entries[i]->instances);
639 }
640 #endif /* USER_MENU */
641
642 if (menu->entries[i]->free_cdata && menu->entries[i]->clientdata) {
643 (*menu->entries[i]->free_cdata)(menu->entries[i]->clientdata);
644 }
645 free(menu->entries[i]);
646 }
647
648 if (recurse) {
649 for (i=0; i<menu->cascade_no; i++) {
650 if (menu->cascades[i]) {
651 if (menu->cascades[i]->flags.brother)
652 wMenuDestroy(menu->cascades[i]->brother, recurse);
653 else
654 wMenuDestroy(menu->cascades[i], recurse);
655 }
656 }
657 }
658
659 if (menu->entries)
660 free(menu->entries);
661
662 }
663
664 FREE_PIXMAP(menu->menu_texture_data);
665
666 if (menu->cascades)
667 free(menu->cascades);
668
669 wCoreDestroy(menu->menu);
670 wFrameWindowDestroy(menu->frame);
671
672 /* destroy copy of this menu */
673 if (!menu->flags.brother && menu->brother)
674 wMenuDestroy(menu->brother, False);
675
676 free(menu);
677 }
678
679
680 #define F_NORMAL 0
681 #define F_TOP 1
682 #define F_BOTTOM 2
683 #define F_NONE 3
684
685 static void
686 drawFrame(WScreen *scr, Window win, int y, int w, int h, int type)
687 {
688 XSegment segs[2];
689 int i;
690
691 i = 0;
692 segs[i].x1 = segs[i].x2 = w-1;
693 segs[i].y1 = y;
694 segs[i].y2 = y + h - 1;
695 i++;
696 if (type != F_TOP && type != F_NONE) {
697 segs[i].x1 = 1;
698 segs[i].y1 = segs[i].y2 = y + h-2;
699 segs[i].x2 = w-1;
700 i++;
701 }
702 XDrawSegments(dpy, win, scr->menu_item_auxtexture->dim_gc, segs, i);
703
704 i = 0;
705 segs[i].x1 = 0;
706 segs[i].y1 = y;
707 segs[i].x2 = 0;
708 segs[i].y2 = y + h - 1;
709 i++;
710 if (type != F_BOTTOM && type != F_NONE) {
711 segs[i].x1 = 0;
712 segs[i].y1 = y;
713 segs[i].x2 = w-1;
714 segs[i].y2 = y;
715 i++;
716 }
717 XDrawSegments(dpy, win, scr->menu_item_auxtexture->light_gc, segs, i);
718
719 if (type != F_TOP && type != F_NONE)
720 XDrawLine(dpy, win, scr->menu_item_auxtexture->dark_gc, 0, y+h-1,
721 w-1, y+h-1);
722 }
723
724
725 static void
726 paintEntry(WMenu *menu, int index, int selected)
727 {
728 int x, y, w, h, tw;
729 int type;
730 GC light, dim, dark, textGC;
731 WScreen *scr=menu->frame->screen_ptr;
732 Window win = menu->menu->window;
733 WMenuEntry *entry=menu->entries[index];
734
735 if (!menu->flags.realized) return;
736 h = menu->entry_height;
737 w = menu->menu->width;
738 y = index * h;
739
740 light = scr->menu_item_auxtexture->light_gc;
741 dim = scr->menu_item_auxtexture->dim_gc;
742 dark = scr->menu_item_auxtexture->dark_gc;
743
744 if (wPreferences.menu_style == MS_FLAT && menu->entry_no > 1) {
745 if (index == 0)
746 type = F_TOP;
747 else if (index == menu->entry_no - 1)
748 type = F_BOTTOM;
749 else
750 type = F_NONE;
751 } else {
752 type = F_NORMAL;
753 }
754
755 /* paint background */
756 if (selected) {
757 XSetForeground(dpy, scr->select_menu_gc, scr->select_pixel);
758 XFillRectangle(dpy, win, scr->select_menu_gc, 1, y+1, w-2, h-3);
759 if (scr->menu_item_texture->any.type == WTEX_SOLID)
760 drawFrame(scr, win, y, w, h, type);
761 } else {
762 if (scr->menu_item_texture->any.type == WTEX_SOLID) {
763 XClearArea(dpy, win, 0, y + 1, w - 1, h - 3, False);
764 /* draw the frame */
765 drawFrame(scr, win, y, w, h, type);
766 } else {
767 XClearArea(dpy, win, 0, y, w, h, False);
768 }
769 }
770
771 if (selected) {
772 textGC = scr->select_menu_gc;
773 if (entry->flags.enabled)
774 XSetForeground(dpy, textGC, scr->select_text_pixel);
775 else
776 XSetForeground(dpy, textGC, scr->dtext_pixel);
777 } else if (!entry->flags.enabled) {
778 textGC = scr->disabled_menu_entry_gc;
779 } else {
780 textGC = scr->menu_entry_gc;
781 }
782 /* draw text */
783 x = 5;
784 if (entry->flags.indicator)
785 x += MENU_INDICATOR_SPACE + 2;
786
787 WMDrawString(scr->wmscreen, win, textGC, scr->menu_entry_font,
788 x, 3 + y + wPreferences.menu_text_clearance, entry->text, strlen(entry->text));
789
790 if (entry->cascade>=0) {
791 /* draw the cascade indicator */
792 XDrawLine(dpy,win,dim, w-11, y+6, w-6, y+h/2-1);
793 XDrawLine(dpy,win,light, w-11, y+h-8, w-6, y+h/2-1);
794 XDrawLine(dpy,win,dark, w-12, y+6, w-12, y+h-8);
795 }
796
797 /* draw indicator */
798 if (entry->flags.indicator && entry->flags.indicator_on) {
799 int iw, ih;
800 WPixmap *indicator;
801
802
803 switch (entry->flags.indicator_type) {
804 case MI_CHECK:
805 indicator = scr->menu_check_indicator;
806 break;
807 case MI_MINIWINDOW:
808 indicator = scr->menu_mini_indicator;
809 break;
810 case MI_HIDDEN:
811 indicator = scr->menu_hide_indicator;
812 break;
813 case MI_SHADED:
814 indicator = scr->menu_shade_indicator;
815 break;
816 case MI_DIAMOND:
817 default:
818 indicator = scr->menu_radio_indicator;
819 break;
820 }
821
822 iw = indicator->width;
823 ih = indicator->height;
824 XSetClipMask(dpy, scr->copy_gc, indicator->mask);
825 XSetClipOrigin(dpy, scr->copy_gc, 5, y+(h-ih)/2);
826 if (selected)
827 XSetForeground(dpy, scr->copy_gc, scr->black_pixel);
828 else
829 XSetForeground(dpy, scr->copy_gc, scr->mtext_pixel);
830 XFillRectangle(dpy, win, scr->copy_gc, 5, y+(h-ih)/2, iw, ih);
831 /*
832 XCopyArea(dpy, indicator->image, win, scr->copy_gc, 0, 0,
833 iw, ih, 5, y+(h-ih)/2);
834 */
835 XSetClipOrigin(dpy, scr->copy_gc, 0, 0);
836 }
837
838 /* draw right text */
839
840 if (entry->rtext && entry->cascade<0) {
841 tw = WMWidthOfString(scr->menu_entry_font, entry->rtext,
842 strlen(entry->rtext));
843
844 WMDrawString(scr->wmscreen, win, textGC, scr->menu_entry_font, w-6-tw,
845 y + 3 + wPreferences.menu_text_clearance, entry->rtext, strlen(entry->rtext));
846 }
847 }
848
849
850 static void
851 move_menus(WMenu *menu, int x, int y)
852 {
853 while (menu->parent) {
854 menu = menu->parent;
855 x -= MENUW(menu);
856 if (!wPreferences.align_menus && menu->selected_entry>=0) {
857 y -= menu->selected_entry*menu->entry_height;
858 }
859 }
860 wMenuMove(menu, x, y, True);
861 }
862
863 static void
864 makeVisible(WMenu *menu)
865 {
866 WScreen *scr = menu->frame->screen_ptr;
867 int x1, y1, x2, y2, new_x, new_y, move;
868
869 if (menu->entry_no<0) return;
870
871 x1 = menu->frame_x;
872 y1 = menu->frame_y+menu->frame->top_width
873 + menu->selected_entry*menu->entry_height;
874 x2 = x1 + MENUW(menu);
875 y2 = y1 + menu->entry_height;
876
877 new_x = x1;
878 new_y = y1;
879 move = 0;
880
881 if (x1 < 0) {
882 new_x = 0;
883 move = 1;
884 } else if (x2 >= scr->scr_width) {
885 new_x = scr->scr_width - MENUW(menu) - 1;
886 move = 1;
887 }
888
889 if (y1 < 0) {
890 new_y = 0;
891 move = 1;
892 } else if (y2 >= scr->scr_height) {
893 new_y = scr->scr_height - menu->entry_height - 1;
894 move = 1;
895 }
896
897 new_y = new_y - menu->frame->top_width
898 - menu->selected_entry*menu->entry_height;
899 move_menus(menu, new_x, new_y);
900 }
901
902
903 static int
904 check_key(WMenu *menu, XKeyEvent *event)
905 {
906 int i, ch, s;
907 char buffer[32];
908
909 if (XLookupString(event, buffer, 32, NULL, NULL)<1)
910 return -1;
911
912 ch = toupper(buffer[0]);
913
914 s = (menu->selected_entry>=0 ? menu->selected_entry+1 : 0);
915
916 again:
917 for (i=s; i<menu->entry_no; i++) {
918 if (ch==toupper(menu->entries[i]->text[0])) {
919 return i;
920 }
921 }
922 /* no match. Retry from start, if previous started from a selected entry */
923 if (s!=0) {
924 s = 0;
925 goto again;
926 }
927 return -1;
928 }
929
930
931 static int
932 keyboardMenu(WMenu *menu)
933 {
934 XEvent event;
935 KeySym ksym=NoSymbol;
936 int done=0;
937 int index;
938 WMenuEntry *entry;
939 int old_pos_x = menu->frame_x;
940 int old_pos_y = menu->frame_y;
941 int new_x = old_pos_x, new_y = old_pos_y;
942 int scr_width = menu->frame->screen_ptr->scr_width;
943 int scr_height = menu->frame->screen_ptr->scr_height;
944
945 if (menu->flags.editing)
946 return False;
947
948
949 XGrabKeyboard(dpy, menu->frame->core->window, True, GrabModeAsync,
950 GrabModeAsync, CurrentTime);
951
952 if (menu->frame_y+menu->frame->top_width >= scr_height)
953 new_y = scr_height - menu->frame->top_width;
954
955 if (menu->frame_x+MENUW(menu) >= scr_width)
956 new_x = scr_width-MENUW(menu)-1;
957
958 move_menus(menu, new_x, new_y);
959
960 while (!done && menu->flags.mapped) {
961 XAllowEvents(dpy, AsyncKeyboard, CurrentTime);
962 WMMaskEvent(dpy, ExposureMask|ButtonMotionMask|ButtonPressMask
963 |ButtonReleaseMask|KeyPressMask|KeyReleaseMask
964 |SubstructureNotifyMask, &event);
965
966 switch (event.type) {
967 case KeyPress:
968 ksym = XLookupKeysym(&event.xkey, 0);
969 switch (ksym) {
970 case XK_Escape:
971 done = 1;
972 break;
973
974 case XK_Home:
975 #ifdef XK_KP_Home
976 case XK_KP_Home:
977 #endif
978 selectEntry(menu, 0);
979 makeVisible(menu);
980 break;
981
982 case XK_End:
983 #ifdef XK_KP_End
984 case XK_KP_End:
985 #endif
986 selectEntry(menu, menu->entry_no-1);
987 makeVisible(menu);
988 break;
989
990 case XK_Up:
991 #ifdef ARROWLESS_KBD
992 case XK_k:
993 #endif
994 #ifdef XK_KP_Up
995 case XK_KP_Up:
996 #endif
997 if (menu->selected_entry <= 0)
998 selectEntry(menu, menu->entry_no-1);
999 else
1000 selectEntry(menu, menu->selected_entry-1);
1001 makeVisible(menu);
1002 break;
1003
1004 case XK_Down:
1005 #ifdef ARROWLESS_KBD
1006 case XK_j:
1007 #endif
1008 #ifdef XK_KP_Down
1009 case XK_KP_Down:
1010 #endif
1011 if (menu->selected_entry<0)
1012 selectEntry(menu, 0);
1013 else if (menu->selected_entry == menu->entry_no-1)
1014 selectEntry(menu, 0);
1015 else if (menu->selected_entry < menu->entry_no-1)
1016 selectEntry(menu, menu->selected_entry+1);
1017 makeVisible(menu);
1018 break;
1019
1020 case XK_Right:
1021 #ifdef ARROWLESS_KBD
1022 case XK_l:
1023 #endif
1024 #ifdef XK_KP_Right
1025 case XK_KP_Right:
1026 #endif
1027 if (menu->selected_entry>=0) {
1028 WMenuEntry *entry;
1029 entry = menu->entries[menu->selected_entry];
1030
1031 if (entry->cascade >= 0 && menu->cascades
1032 && menu->cascades[entry->cascade]->entry_no > 0) {
1033
1034 XUngrabKeyboard(dpy, CurrentTime);
1035
1036 selectEntry(menu->cascades[entry->cascade], 0);
1037 if (!keyboardMenu(menu->cascades[entry->cascade]))
1038 done = 1;
1039
1040 XGrabKeyboard(dpy, menu->frame->core->window, True,
1041 GrabModeAsync, GrabModeAsync,
1042 CurrentTime);
1043 }
1044 }
1045 break;
1046
1047 case XK_Left:
1048 #ifdef ARROWLESS_KBD
1049 case XK_h:
1050 #endif
1051 #ifdef XK_KP_Left
1052 case XK_KP_Left:
1053 #endif
1054 if (menu->parent!=NULL && menu->parent->selected_entry>=0) {
1055 selectEntry(menu, -1);
1056 move_menus(menu, old_pos_x, old_pos_y);
1057 return True;
1058 }
1059 break;
1060
1061 case XK_Return:
1062 done = 2;
1063 break;
1064
1065 default:
1066 index = check_key(menu, &event.xkey);
1067 if (index>=0) {
1068 selectEntry(menu, index);
1069 }
1070 }
1071 break;
1072
1073 default:
1074 if (event.type==ButtonPress)
1075 done = 1;
1076
1077 WMHandleEvent(&event);
1078 }
1079 }
1080
1081 XUngrabKeyboard(dpy, CurrentTime);
1082
1083 if (done==2 && menu->selected_entry>=0) {
1084 entry = menu->entries[menu->selected_entry];
1085 } else {
1086 entry = NULL;
1087 }
1088
1089 if (entry && entry->callback!=NULL && entry->flags.enabled
1090 && entry->cascade < 0) {
1091 #if (MENU_BLINK_COUNT > 0)
1092 int sel = menu->selected_entry;
1093 int i;
1094
1095 for (i=0; i<MENU_BLINK_COUNT; i++) {
1096 paintEntry(menu, sel, False);
1097 XSync(dpy, 0);
1098 wusleep(MENU_BLINK_DELAY);
1099 paintEntry(menu, sel, True);
1100 XSync(dpy, 0);
1101 wusleep(MENU_BLINK_DELAY);
1102 }
1103 #endif
1104 selectEntry(menu, -1);
1105
1106 if (!menu->flags.buttoned) {
1107 wMenuUnmap(menu);
1108 move_menus(menu, old_pos_x, old_pos_y);
1109 }
1110 closeCascade(menu);
1111
1112 (*entry->callback)(menu, entry);
1113 } else {
1114 if (!menu->flags.buttoned) {
1115 wMenuUnmap(menu);
1116 move_menus(menu, old_pos_x, old_pos_y);
1117 }
1118 selectEntry(menu, -1);
1119 }
1120
1121
1122 /* returns True if returning from a submenu to a parent menu,
1123 * False if exiting from menu */
1124 return False;
1125 }
1126
1127
1128 void
1129 wMenuMapAt(WMenu *menu, int x, int y, int keyboard)
1130 {
1131 int scr_width = menu->frame->screen_ptr->scr_width;
1132 int scr_height = menu->frame->screen_ptr->scr_height;
1133
1134 if (!menu->flags.realized) {
1135 menu->flags.realized=1;
1136 wMenuRealize(menu);
1137 }
1138 if (!menu->flags.mapped) {
1139 if (wPreferences.wrap_menus) {
1140 if (x<0) x = 0;
1141 if (y<0) y = 0;
1142 if (x+MENUW(menu) > scr_width)
1143 x = scr_width - MENUW(menu);
1144 if (y+MENUH(menu) > scr_height)
1145 y = scr_height - MENUH(menu);
1146 }
1147
1148 XMoveWindow(dpy, menu->frame->core->window, x, y);
1149 menu->frame_x = x;
1150 menu->frame_y = y;
1151 XMapWindow(dpy, menu->frame->core->window);
1152 wRaiseFrame(menu->frame->core);
1153 menu->flags.mapped = 1;
1154 } else {
1155 selectEntry(menu, 0);
1156 }
1157
1158 if (keyboard)
1159 keyboardMenu(menu);
1160 }
1161
1162
1163 void
1164 wMenuMap(WMenu *menu)
1165 {
1166 if (!menu->flags.realized) {
1167 menu->flags.realized=1;
1168 wMenuRealize(menu);
1169 }
1170 if (menu->flags.app_menu && menu->parent==NULL) {
1171 menu->frame_x = menu->frame->screen_ptr->app_menu_x;
1172 menu->frame_y = menu->frame->screen_ptr->app_menu_y;
1173 XMoveWindow(dpy, menu->frame->core->window, menu->frame_x, menu->frame_y);
1174 }
1175 XMapWindow(dpy, menu->frame->core->window);
1176 wRaiseFrame(menu->frame->core);
1177 menu->flags.mapped = 1;
1178 }
1179
1180
1181 void
1182 wMenuUnmap(WMenu *menu)
1183 {
1184 int i;
1185
1186 XUnmapWindow(dpy, menu->frame->core->window);
1187 if (menu->flags.titled && menu->flags.buttoned) {
1188 wFrameWindowHideButton(menu->frame, WFF_RIGHT_BUTTON);
1189 }
1190 menu->flags.buttoned = 0;
1191 menu->flags.mapped = 0;
1192 menu->flags.open_to_left = 0;
1193
1194 for (i=0; i<menu->cascade_no; i++) {
1195 if (menu->cascades[i]!=NULL
1196 && menu->cascades[i]->flags.mapped
1197 && !menu->cascades[i]->flags.buttoned) {
1198
1199 wMenuUnmap(menu->cascades[i]);
1200 }
1201 }
1202 menu->selected_entry = -1;
1203 }
1204
1205
1206
1207 void
1208 wMenuPaint(WMenu *menu)
1209 {
1210 int i;
1211
1212 if (!menu->flags.mapped) {
1213 return;
1214 }
1215
1216 /* paint entries */
1217 for (i=0; i<menu->entry_no; i++) {
1218 paintEntry(menu, i, i==menu->selected_entry);
1219 }
1220 }
1221
1222
1223 void
1224 wMenuSetEnabled(WMenu *menu, int index, int enable)
1225 {
1226 if (index>=menu->entry_no) return;
1227 menu->entries[index]->flags.enabled=enable;
1228 paintEntry(menu, index, index==menu->selected_entry);
1229 paintEntry(menu->brother, index, index==menu->selected_entry);
1230 }
1231
1232
1233 /* ====================================================================== */
1234
1235
1236 static void
1237 editEntry(WMenu *menu, WMenuEntry *entry)
1238 {
1239 WTextInput *text;
1240 XEvent event;
1241 WObjDescriptor *desc;
1242 char *t;
1243 int done = 0;
1244 Window old_focus;
1245 int old_revert;
1246
1247 menu->flags.editing = 1;
1248
1249 text = wTextCreate(menu->menu, 1, menu->entry_height * entry->order,
1250 menu->menu->width - 2, menu->entry_height - 1);
1251
1252 wTextPutText(text, entry->text);
1253 XGetInputFocus(dpy, &old_focus, &old_revert);
1254 XSetInputFocus(dpy, text->core->window, RevertToNone, CurrentTime);
1255
1256 if (XGrabKeyboard(dpy, text->core->window, True, GrabModeAsync,
1257 GrabModeAsync, CurrentTime)!=GrabSuccess) {
1258 wwarning("could not grab keyboard");
1259 wTextDestroy(text);
1260
1261 wSetFocusTo(menu->frame->screen_ptr,
1262 menu->frame->screen_ptr->focused_window);
1263 return;
1264 }
1265
1266
1267 while (!done && !text->done) {
1268 XSync(dpy, 0);
1269 XAllowEvents(dpy, AsyncKeyboard|AsyncPointer, CurrentTime);
1270 XSync(dpy, 0);
1271 WMNextEvent(dpy, &event);
1272
1273 if (XFindContext(dpy, event.xany.window, wWinContext,
1274 (XPointer *)&desc)==XCNOENT)
1275 desc = NULL;
1276
1277 if ((desc != NULL) && (desc->handle_anything != NULL)) {
1278
1279 (*desc->handle_anything)(desc, &event);
1280
1281 } else {
1282 switch (event.type) {
1283 case ButtonPress:
1284 XAllowEvents(dpy, ReplayPointer, CurrentTime);
1285 done = 1;
1286
1287 default:
1288 WMHandleEvent(&event);
1289 break;
1290 }
1291 }
1292 }
1293
1294 XSetInputFocus(dpy, old_focus, old_revert, CurrentTime);
1295
1296 wSetFocusTo(menu->frame->screen_ptr,
1297 menu->frame->screen_ptr->focused_window);
1298
1299
1300 t = wTextGetText(text);
1301 /* if !t, the user has canceled editing */
1302 if (t) {
1303 if (entry->text)
1304 free(entry->text);
1305 entry->text = wstrdup(t);
1306
1307 menu->flags.realized = 0;
1308 }
1309 wTextDestroy(text);
1310
1311 XUngrabKeyboard(dpy, CurrentTime);
1312
1313 if (t && menu->on_edit)
1314 (*menu->on_edit)(menu, entry);
1315
1316 menu->flags.editing = 0;
1317
1318 if (!menu->flags.realized)
1319 wMenuRealize(menu);
1320 }
1321
1322
1323 static void
1324 selectEntry(WMenu *menu, int entry_no)
1325 {
1326 WMenuEntry *entry;
1327 WMenu *submenu;
1328 int old_entry;
1329
1330 if (menu->entries==NULL)
1331 return;
1332
1333 if (entry_no >= menu->entry_no)
1334 return;
1335
1336 old_entry = menu->selected_entry;
1337 menu->selected_entry = entry_no;
1338
1339 if (old_entry!=entry_no) {
1340
1341 /* unselect previous entry */
1342 if (old_entry>=0) {
1343 paintEntry(menu, old_entry, False);
1344 entry = menu->entries[old_entry];
1345
1346 /* unmap cascade */
1347 if (entry->cascade>=0 && menu->cascades) {
1348 if (!menu->cascades[entry->cascade]->flags.buttoned) {
1349 wMenuUnmap(menu->cascades[entry->cascade]);
1350 }
1351 }
1352 }
1353
1354 if (entry_no<0) {
1355 menu->selected_entry = -1;
1356 return;
1357 }
1358 entry = menu->entries[entry_no];
1359
1360 if (entry->cascade>=0 && menu->cascades && entry->flags.enabled) {
1361 /* Callback for when the submenu is opened.
1362 */
1363 submenu = menu->cascades[entry->cascade];
1364 if (submenu && submenu->flags.brother)
1365 submenu = submenu->brother;
1366
1367 if (entry->callback) {
1368 /* Only call the callback if the submenu is not yet mapped.
1369 */
1370 if (menu->flags.brother) {
1371 if (!submenu || !submenu->flags.mapped)
1372 (*entry->callback)(menu->brother, entry);
1373 } else {
1374 if (!submenu || !submenu->flags.buttoned)
1375 (*entry->callback)(menu, entry);
1376 }
1377 }
1378
1379 /* the submenu menu might have changed */
1380 submenu = menu->cascades[entry->cascade];
1381
1382 /* map cascade */
1383 if (!submenu->flags.mapped) {
1384 int x, y;
1385
1386 if (!submenu->flags.realized)
1387 wMenuRealize(submenu);
1388 if (wPreferences.wrap_menus) {
1389 if (menu->flags.open_to_left)
1390 submenu->flags.open_to_left = 1;
1391
1392 if (submenu->flags.open_to_left) {
1393 x = menu->frame_x - MENUW(submenu);
1394 if (x<0) {
1395 x = 0;
1396 submenu->flags.open_to_left = 0;
1397 }
1398 } else {
1399 x = menu->frame_x + MENUW(menu);
1400
1401 if (x + MENUW(submenu)
1402 >= menu->frame->screen_ptr->scr_width) {
1403
1404 x = menu->frame_x - MENUW(submenu);
1405 submenu->flags.open_to_left = 1;
1406 }
1407 }
1408 } else {
1409 x = menu->frame_x + MENUW(menu);
1410 }
1411
1412 if (wPreferences.align_menus) {
1413 y = menu->frame_y;
1414 } else {
1415 y = menu->frame_y + menu->entry_height*entry_no;
1416 if (menu->flags.titled)
1417 y += menu->frame->top_width;
1418 if (menu->cascades[entry->cascade]->flags.titled)
1419 y -= menu->cascades[entry->cascade]->frame->top_width;
1420 }
1421
1422 wMenuMapAt(menu->cascades[entry->cascade], x, y, False);
1423 menu->cascades[entry->cascade]->parent = menu;
1424 } else {
1425 return;
1426 }
1427 }
1428 paintEntry(menu, entry_no, True);
1429 }
1430 }
1431
1432
1433 static WMenu*
1434 findMenu(WScreen *scr, int *x_ret, int *y_ret)
1435 {
1436 WMenu *menu;
1437 WObjDescriptor *desc;
1438 Window root_ret, win, junk_win;
1439 int x, y, wx, wy;
1440 unsigned int mask;
1441
1442 XQueryPointer(dpy, scr->root_win, &root_ret, &win, &x, &y, &wx, &wy,
1443 &mask);
1444
1445 if (win==None) return NULL;
1446
1447 if (XFindContext(dpy, win, wWinContext, (XPointer *)&desc)==XCNOENT)
1448 return NULL;
1449
1450 if (desc->parent_type == WCLASS_MENU) {
1451 menu = (WMenu*)desc->parent;
1452 XTranslateCoordinates(dpy, root_ret, menu->menu->window, wx, wy,
1453 x_ret, y_ret, &junk_win);
1454 return menu;
1455 }
1456 return NULL;
1457 }
1458
1459
1460
1461
1462 static void
1463 closeCascade(WMenu *menu)
1464 {
1465 WMenu *parent=menu->parent;
1466
1467 if (menu->flags.brother
1468 || (!menu->flags.buttoned
1469 && (!menu->flags.app_menu||menu->parent!=NULL))) {
1470
1471 selectEntry(menu, -1);
1472 XSync(dpy, 0);
1473 #if (MENU_BLINK_DELAY > 2)
1474 wusleep(MENU_BLINK_DELAY/2);
1475 #endif
1476 wMenuUnmap(menu);
1477 while (parent!=NULL
1478 && (parent->parent!=NULL || !parent->flags.app_menu
1479 || parent->flags.brother)
1480 && !parent->flags.buttoned) {
1481 selectEntry(parent, -1);
1482 wMenuUnmap(parent);
1483 parent = parent->parent;
1484 }
1485 if (parent)
1486 selectEntry(parent, -1);
1487 }
1488 }
1489
1490
1491 static void
1492 closeBrotherCascadesOf(WMenu *menu)
1493 {
1494 WMenu *tmp;
1495 int i;
1496
1497 for (i=0; i<menu->cascade_no; i++) {
1498 if (menu->cascades[i]->flags.brother) {
1499 tmp = menu->cascades[i];
1500 } else {
1501 tmp = menu->cascades[i]->brother;
1502 }
1503 if (tmp->flags.mapped) {
1504 selectEntry(tmp->parent, -1);
1505 closeBrotherCascadesOf(tmp);
1506 break;
1507 }
1508 }
1509 }
1510
1511
1512 #define getEntryAt(menu, x, y) ((y)<0 ? -1 : (y)/(menu->entry_height))
1513
1514
1515 static WMenu*
1516 parentMenu(WMenu *menu)
1517 {
1518 WMenu *parent;
1519 WMenuEntry *entry;
1520
1521 if (menu->flags.buttoned)
1522 return menu;
1523
1524 while (menu->parent && menu->parent->flags.mapped) {
1525 parent = menu->parent;
1526 if (parent->selected_entry < 0)
1527 break;
1528 entry = parent->entries[parent->selected_entry];
1529 if (!entry->flags.enabled || entry->cascade<0 || !parent->cascades ||
1530 parent->cascades[entry->cascade] != menu)
1531 break;
1532 menu = parent;
1533 if (menu->flags.buttoned)
1534 break;
1535 }
1536
1537 return menu;
1538 }
1539
1540
1541
1542 /*
1543 * Will raise the passed menu, if submenu = 0
1544 * If submenu > 0 will also raise all mapped submenus
1545 * until the first buttoned one
1546 * If submenu < 0 will also raise all mapped parent menus
1547 * until the first buttoned one
1548 */
1549
1550 static void
1551 raiseMenus(WMenu *menu, int submenus)
1552 {
1553 WMenu *submenu;
1554 int i;
1555
1556 if(!menu) return;
1557
1558 wRaiseFrame(menu->frame->core);
1559
1560 if (submenus>0 && menu->selected_entry>=0) {
1561 i = menu->entries[menu->selected_entry]->cascade;
1562 if (i>=0 && menu->cascades) {
1563 submenu = menu->cascades[i];
1564 if (submenu->flags.mapped && !submenu->flags.buttoned)
1565 raiseMenus(submenu, submenus);
1566 }
1567 }
1568 if (submenus<0 && !menu->flags.buttoned &&
1569 menu->parent && menu->parent->flags.mapped)
1570 raiseMenus(menu->parent, submenus);
1571 }
1572
1573
1574 WMenu*
1575 wMenuUnderPointer(WScreen *screen)
1576 {
1577 WObjDescriptor *desc;
1578 Window root_ret, win;
1579 int dummy;
1580 unsigned int mask;
1581
1582 XQueryPointer(dpy, screen->root_win, &root_ret, &win, &dummy, &dummy,
1583 &dummy, &dummy, &mask);
1584
1585 if (win==None) return NULL;
1586
1587 if (XFindContext(dpy, win, wWinContext, (XPointer *)&desc)==XCNOENT)
1588 return NULL;
1589
1590 if (desc->parent_type == WCLASS_MENU)
1591 return (WMenu *)desc->parent;
1592 return NULL;
1593 }
1594
1595
1596
1597
1598 static void
1599 getPointerPosition(WScreen *scr, int *x, int *y)
1600 {
1601 Window root_ret, win;
1602 int wx, wy;
1603 unsigned int mask;
1604
1605 XQueryPointer(dpy, scr->root_win, &root_ret, &win, x, y, &wx, &wy, &mask);
1606 }
1607
1608
1609 static void
1610 getScrollAmount(WMenu *menu, int *hamount, int *vamount)
1611 {
1612 WScreen *scr = menu->menu->screen_ptr;
1613 int menuX1 = menu->frame_x;
1614 int menuY1 = menu->frame_y;
1615 int menuX2 = menu->frame_x + MENUW(menu);
1616 int menuY2 = menu->frame_y + MENUH(menu);
1617 int screenW = scr->scr_width;
1618 int screenH = scr->scr_height;
1619 int xroot, yroot;
1620
1621 *hamount = 0;
1622 *vamount = 0;
1623
1624 getPointerPosition(scr, &xroot, &yroot);
1625
1626 #ifdef VIRTUAL_DESKTOP
1627 if (wPreferences.vedge_thickness) {
1628 if (xroot <= wPreferences.vedge_thickness + 1 && menuX1 < wPreferences.vedge_thickness) {
1629 /* scroll to the right */
1630 *hamount = WMIN(MENU_SCROLL_STEP, abs(menuX1));
1631
1632 } else if (xroot >= screenW-2-wPreferences.vedge_thickness && menuX2 > screenW-1-wPreferences.vedge_thickness) {
1633 /* scroll to the left */
1634 *hamount = WMIN(MENU_SCROLL_STEP, abs(menuX2-screenW-1));
1635
1636 if (*hamount==0)
1637 *hamount = 1;
1638
1639 *hamount = -*hamount;
1640 }
1641 } else
1642 #endif
1643
1644 if (xroot <= 1 && menuX1 < 0) {
1645 /* scroll to the right */
1646 *hamount = WMIN(MENU_SCROLL_STEP, abs(menuX1));
1647
1648 } else if (xroot >= screenW-2 && menuX2 > screenW-1) {
1649 /* scroll to the left */
1650 *hamount = WMIN(MENU_SCROLL_STEP, abs(menuX2-screenW-1));
1651
1652 if (*hamount==0)
1653 *hamount = 1;
1654
1655 *hamount = -*hamount;
1656 }
1657
1658 if (yroot <= 1 && menuY1 < 0) {
1659 /* scroll down */
1660 *vamount = WMIN(MENU_SCROLL_STEP, abs(menuY1));
1661
1662 } else if (yroot >= screenH-2 && menuY2 > screenH-1) {
1663 /* scroll up */
1664 *vamount = WMIN(MENU_SCROLL_STEP, abs(menuY2-screenH-2));
1665
1666 *vamount = -*vamount;
1667 }
1668 }
1669
1670
1671 static void
1672 dragScrollMenuCallback(void *data)
1673 {
1674 WMenu *menu = (WMenu*)data;
1675 WScreen *scr = menu->menu->screen_ptr;
1676 WMenu *parent = parentMenu(menu);
1677 int hamount, vamount;
1678 int x, y;
1679 int newSelectedEntry;
1680
1681 getScrollAmount(menu, &hamount, &vamount);
1682
1683
1684 if (hamount != 0 || vamount != 0) {
1685 wMenuMove(parent, parent->frame_x + hamount,
1686 parent->frame_y + vamount, True);
1687 if (findMenu(scr, &x, &y)) {
1688 newSelectedEntry = getEntryAt(menu, x, y);
1689 selectEntry(menu, newSelectedEntry);
1690 } else {
1691 /* Pointer fell outside of menu. If the selected entry is
1692 * not a submenu, unselect it */
1693 if (menu->selected_entry >= 0
1694 && menu->entries[menu->selected_entry]->cascade<0)
1695 selectEntry(menu, -1);
1696 newSelectedEntry = 0;
1697 }
1698
1699 /* paranoid check */
1700 if (newSelectedEntry >= 0) {
1701 /* keep scrolling */
1702 menu->timer = WMAddTimerHandler(MENU_SCROLL_DELAY,
1703 dragScrollMenuCallback, menu);
1704 } else {
1705 menu->timer = NULL;
1706 }
1707 } else {
1708 /* don't need to scroll anymore */
1709 menu->timer = NULL;
1710 if (findMenu(scr, &x, &y)) {
1711 newSelectedEntry = getEntryAt(menu, x, y);
1712 selectEntry(menu, newSelectedEntry);
1713 }
1714 }
1715 }
1716
1717
1718 static void
1719 scrollMenuCallback(void *data)
1720 {
1721 WMenu *menu = (WMenu*)data;
1722 WMenu *parent = parentMenu(menu);
1723 int hamount = 0; /* amount to scroll */
1724 int vamount = 0;
1725
1726 getScrollAmount(menu, &hamount, &vamount);
1727
1728 if (hamount != 0 || vamount != 0) {
1729 wMenuMove(parent, parent->frame_x + hamount,
1730 parent->frame_y + vamount, True);
1731
1732 /* keep scrolling */
1733 menu->timer = WMAddTimerHandler(MENU_SCROLL_DELAY,
1734 scrollMenuCallback, menu);
1735 } else {
1736 /* don't need to scroll anymore */
1737 menu->timer = NULL;
1738 }
1739 }
1740
1741
1742
1743 #define MENU_SCROLL_BORDER 5
1744
1745 static int
1746 isPointNearBoder(WMenu *menu, int x, int y)
1747 {
1748 int menuX1 = menu->frame_x;
1749 int menuY1 = menu->frame_y;
1750 int menuX2 = menu->frame_x + MENUW(menu);
1751 int menuY2 = menu->frame_y + MENUH(menu);
1752 int scrXe = menu->menu->screen_ptr->scr_width-1;
1753 int scrYe = menu->menu->screen_ptr->scr_height-1;
1754 int flag = 0;
1755
1756 if (x >= menuX1 && x <= menuX2 && (y < MENU_SCROLL_BORDER
1757 || y > scrYe-MENU_SCROLL_BORDER))
1758 flag = 1;
1759 else if (y >= menuY1 && y <= menuY2 && (x < MENU_SCROLL_BORDER
1760 || x > scrXe-MENU_SCROLL_BORDER))
1761 flag = 1;
1762
1763 return flag;
1764 }
1765
1766
1767 typedef struct _delay {
1768 WWindow *wwin;
1769 WMenu *menu;
1770 int ox,oy;
1771 } _delay;
1772
1773
1774 static void
1775 _leaving(_delay *dl)
1776 {
1777 wMenuMove(dl->menu, dl->ox, dl->oy, True);
1778 dl->menu->jump_back=NULL;
1779 dl->menu->menu->screen_ptr->flags.jump_back_pending = 0;
1780 free(dl);
1781 }
1782
1783
1784 void
1785 wMenuScroll(WMenu *menu, XEvent *event)
1786 {
1787 WMenu *smenu;
1788 WMenu *omenu = parentMenu(menu);
1789 WScreen *scr = menu->frame->screen_ptr;
1790 int done = 0;
1791 int jump_back = 0;
1792 int old_frame_x = omenu->frame_x;
1793 int old_frame_y = omenu->frame_y;
1794 XEvent ev;
1795
1796 if (omenu->jump_back)
1797 WMDeleteTimerWithClientData(omenu->jump_back);
1798
1799
1800 if ((/*omenu->flags.buttoned &&*/ !wPreferences.wrap_menus)
1801 || omenu->flags.app_menu) {
1802 jump_back = 1;
1803 }
1804
1805 if (!wPreferences.wrap_menus)
1806 raiseMenus(omenu, True);
1807 else
1808 raiseMenus(menu, False);
1809
1810 if (!menu->timer)
1811 scrollMenuCallback(menu);
1812
1813 while(!done) {
1814 int x, y, on_border, on_x_edge, on_y_edge, on_title;
1815
1816 WMNextEvent(dpy, &ev);
1817 switch (ev.type) {
1818 case EnterNotify:
1819 WMHandleEvent(&ev);
1820 case MotionNotify:
1821 x = (ev.type==MotionNotify) ? ev.xmotion.x_root : ev.xcrossing.x_root;
1822 y = (ev.type==MotionNotify) ? ev.xmotion.y_root : ev.xcrossing.y_root;
1823
1824 /* on_border is != 0 if the pointer is between the menu
1825 * and the screen border and is close enough to the border */
1826 on_border = isPointNearBoder(menu, x, y);
1827
1828 smenu = wMenuUnderPointer(scr);
1829
1830 if ((smenu==NULL && !on_border) || (smenu && parentMenu(smenu)!=omenu)) {
1831 done = 1;
1832 break;
1833 }
1834
1835 on_x_edge = x <= 1 || x >= scr->scr_width - 2;
1836 on_y_edge = y <= 1 || y >= scr->scr_height - 2;
1837 on_border = on_x_edge || on_y_edge;
1838
1839 if (!on_border && !jump_back) {
1840 done = 1;
1841 break;
1842 }
1843
1844 if (menu->timer && (smenu!=menu || (!on_y_edge && !on_x_edge))) {
1845 WMDeleteTimerHandler(menu->timer);
1846 menu->timer = NULL;
1847 }
1848
1849 if (smenu != NULL)
1850 menu = smenu;
1851
1852 if (!menu->timer)
1853 scrollMenuCallback(menu);
1854 break;
1855 case ButtonPress:
1856 /* True if we push on title, or drag the omenu to other position */
1857 on_title = ev.xbutton.x_root >= omenu->frame_x &&
1858 ev.xbutton.x_root <= omenu->frame_x + MENUW(omenu) &&
1859 ev.xbutton.y_root >= omenu->frame_y &&
1860 ev.xbutton.y_root <= omenu->frame_y + omenu->frame->top_width;
1861 WMHandleEvent(&ev);
1862 smenu = wMenuUnderPointer(scr);
1863 if (smenu == NULL || (smenu && smenu->flags.buttoned && smenu != omenu))
1864 done = 1;
1865 else if (smenu==omenu && on_title) {
1866 jump_back = 0;
1867 done = 1;
1868 }
1869 break;
1870 case KeyPress:
1871 done = 1;
1872 default:
1873 WMHandleEvent(&ev);
1874 break;
1875 }
1876 }
1877
1878 if (menu->timer) {
1879 WMDeleteTimerHandler(menu->timer);
1880 menu->timer = NULL;
1881 }
1882
1883 if (jump_back) {
1884 _delay *delayer;
1885 if (!omenu->jump_back) {
1886 delayer=wmalloc(sizeof(_delay));
1887 delayer->menu=omenu;
1888 delayer->ox=old_frame_x;
1889 delayer->oy=old_frame_y;
1890 omenu->jump_back=delayer;
1891 scr->flags.jump_back_pending = 1;
1892 }
1893 else delayer = omenu->jump_back;
1894 WMAddTimerHandler(MENU_JUMP_BACK_DELAY,(WMCallback*)_leaving, delayer);
1895 }
1896 }
1897
1898
1899
1900 static void
1901 menuExpose(WObjDescriptor *desc, XEvent *event)
1902 {
1903 wMenuPaint(desc->parent);
1904 }
1905
1906 typedef struct {
1907 int *delayed_select;
1908 WMenu *menu;
1909 WMHandlerID magic;
1910 } delay_data;
1911
1912
1913 static void
1914 delaySelection(void *data)
1915 {
1916 delay_data *d = (delay_data*)data;
1917 int x, y, entry_no;
1918 WMenu *menu;
1919
1920 d->magic = NULL;
1921
1922 menu = findMenu(d->menu->menu->screen_ptr, &x, &y);
1923 if (menu && (d->menu == menu || d->delayed_select)) {
1924 entry_no = getEntryAt(menu, x, y);
1925 selectEntry(menu, entry_no);
1926 }
1927 if (d->delayed_select)
1928 *(d->delayed_select) = 0;
1929 }
1930
1931
1932 static void
1933 menuMouseDown(WObjDescriptor *desc, XEvent *event)
1934 {
1935 XButtonEvent *bev = &event->xbutton;
1936 WMenu *menu = desc->parent;
1937 WMenu *smenu;
1938 WScreen *scr=menu->frame->screen_ptr;
1939 WMenuEntry *entry=NULL;
1940 XEvent ev;
1941 int close_on_exit=0;
1942 int done=0;
1943 int delayed_select = 0;
1944 int entry_no;
1945 int x, y;
1946 int prevx, prevy;
1947 int old_frame_x = 0;
1948 int old_frame_y = 0;
1949 delay_data d_data = {NULL, NULL, NULL};
1950
1951 if (!wPreferences.wrap_menus) {
1952 smenu = parentMenu(menu);
1953 old_frame_x = smenu->frame_x;
1954 old_frame_y = smenu->frame_y;
1955 } else if (event->xbutton.window == menu->frame->core->window) {
1956 /* This is true if the menu was launched with right click on root window */
1957 delayed_select = 1;
1958 d_data.delayed_select = &delayed_select;
1959 d_data.menu = menu;
1960 d_data.magic = WMAddTimerHandler(wPreferences.dblclick_time,
1961 delaySelection, &d_data);
1962 }
1963
1964 if (menu->flags.inside_handler) {
1965 return;
1966 }
1967 menu->flags.inside_handler = 1;
1968
1969 wRaiseFrame(menu->frame->core);
1970
1971 close_on_exit = (bev->send_event || menu->flags.brother);
1972
1973 smenu = findMenu(scr, &x, &y);
1974 if (!smenu) {
1975 x = -1;
1976 y = -1;
1977 } else {
1978 menu = smenu;
1979 }
1980
1981 if (menu->flags.editing) {
1982 goto byebye;
1983 }
1984 entry_no = getEntryAt(menu, x, y);
1985 if (entry_no>=0) {
1986 entry = menu->entries[entry_no];
1987
1988 if (!close_on_exit && (bev->state & ControlMask) && smenu
1989 && entry->flags.editable) {
1990 editEntry(smenu, entry);
1991 goto byebye;
1992 } else if (bev->state & ControlMask) {
1993 goto byebye;
1994 }
1995
1996 if (entry->flags.enabled && entry->cascade>=0 && menu->cascades) {
1997 WMenu *submenu = menu->cascades[entry->cascade];
1998 /* map cascade */
1999 if (submenu->flags.mapped && !submenu->flags.buttoned &&
2000 menu->selected_entry!=entry_no) {
2001 wMenuUnmap(submenu);
2002 }
2003 if (!submenu->flags.mapped && !delayed_select) {
2004 selectEntry(menu, entry_no);
2005 } else if (!submenu->flags.buttoned) {
2006 selectEntry(menu, -1);
2007 }
2008
2009 } else if (!delayed_select) {
2010 selectEntry(menu, entry_no);
2011 }
2012
2013 if (!wPreferences.wrap_menus && !wPreferences.scrollable_menus) {
2014 if (!menu->timer)
2015 dragScrollMenuCallback(menu);
2016 }
2017 }
2018
2019 prevx = bev->x_root;
2020 prevy = bev->y_root;
2021 while (!done) {
2022 int x, y;
2023
2024 XAllowEvents(dpy, AsyncPointer|SyncPointer, CurrentTime);
2025
2026 WMMaskEvent(dpy, ExposureMask|ButtonMotionMask|ButtonReleaseMask
2027 |ButtonPressMask, &ev);
2028 switch (ev.type) {
2029 case MotionNotify:
2030 smenu = findMenu(scr, &x, &y);
2031
2032 if (smenu == NULL) {
2033 /* moved mouse out of menu */
2034
2035 if (!delayed_select && d_data.magic) {
2036 WMDeleteTimerHandler(d_data.magic);
2037 d_data.magic = NULL;
2038 }
2039 if (menu==NULL
2040 || (menu->selected_entry>=0
2041 && menu->entries[menu->selected_entry]->cascade>=0)) {
2042 prevx = ev.xmotion.x_root;
2043 prevy = ev.xmotion.y_root;
2044
2045 break;
2046 }
2047 selectEntry(menu, -1);
2048 menu = smenu;
2049 prevx = ev.xmotion.x_root;
2050 prevy = ev.xmotion.y_root;
2051 break;
2052 } else if (menu && menu!=smenu
2053 && (menu->selected_entry<0
2054 || menu->entries[menu->selected_entry]->cascade<0)) {
2055 selectEntry(menu, -1);
2056
2057 if (!delayed_select && d_data.magic) {
2058 WMDeleteTimerHandler(d_data.magic);
2059 d_data.magic = NULL;
2060 }
2061 } else {
2062
2063 /* hysteresis for item selection */
2064
2065 /* check if the motion was to the side, indicating that
2066 * the user may want to cross to a submenu */
2067 if (!delayed_select && menu) {
2068 int dx;
2069 Bool moved_to_submenu;/* moved to direction of submenu */
2070
2071 dx = abs(prevx - ev.xmotion.x_root);
2072
2073 moved_to_submenu = False;
2074 if (dx > 0 /* if moved enough to the side */
2075 /* maybe a open submenu */
2076 && menu->selected_entry>=0
2077 /* moving to the right direction */
2078 && (wPreferences.align_menus
2079 || ev.xmotion.y_root >= prevy)) {
2080 int index;
2081
2082 index = menu->entries[menu->selected_entry]->cascade;
2083 if (index>=0) {
2084 if (menu->cascades[index]->frame_x>menu->frame_x) {
2085 if (prevx < ev.xmotion.x_root)
2086 moved_to_submenu = True;
2087 } else {
2088 if (prevx > ev.xmotion.x_root)
2089 moved_to_submenu = True;
2090 }
2091 }
2092 }
2093
2094
2095 if (menu != smenu) {
2096 if (d_data.magic) {
2097 WMDeleteTimerHandler(d_data.magic);
2098 }
2099 d_data.magic = NULL;
2100 } else if (moved_to_submenu) {
2101 /* while we are moving, postpone the selection */
2102 if (d_data.magic) {
2103 WMDeleteTimerHandler(d_data.magic);
2104 }
2105 d_data.delayed_select = NULL;
2106 d_data.menu = menu;
2107 d_data.magic = WMAddTimerHandler(MENU_SELECT_DELAY,
2108 delaySelection,
2109 &d_data);
2110 prevx = ev.xmotion.x_root;
2111 prevy = ev.xmotion.y_root;
2112 break;
2113 } else {
2114 if (d_data.magic)
2115 WMDeleteTimerHandler(d_data.magic);
2116 d_data.magic = NULL;
2117 }
2118 }
2119 }
2120 prevx = ev.xmotion.x_root;
2121 prevy = ev.xmotion.y_root;
2122 if (menu!=smenu) {
2123 /* pointer crossed menus */
2124 if (menu && menu->timer) {
2125 WMDeleteTimerHandler(menu->timer);
2126 menu->timer = NULL;
2127 }
2128 if (smenu)
2129 dragScrollMenuCallback(smenu);
2130 }
2131 menu = smenu;
2132 if (!menu->timer)
2133 dragScrollMenuCallback(menu);
2134
2135 if (!delayed_select) {
2136 entry_no = getEntryAt(menu, x, y);
2137 if (entry_no>=0) {
2138 entry = menu->entries[entry_no];
2139 if (entry->flags.enabled && entry->cascade>=0 &&
2140 menu->cascades) {
2141 WMenu *submenu = menu->cascades[entry->cascade];
2142 if (submenu->flags.mapped && !submenu->flags.buttoned
2143 && menu->selected_entry!=entry_no) {
2144 wMenuUnmap(submenu);
2145 }
2146 }
2147 }
2148 selectEntry(menu, entry_no);
2149 }
2150 break;
2151
2152 case ButtonPress:
2153 break;
2154
2155 case ButtonRelease:
2156 if (ev.xbutton.button == event->xbutton.button)
2157 done=1;
2158 break;
2159
2160 case Expose:
2161 WMHandleEvent(&ev);
2162 break;
2163 }
2164 }
2165
2166 if (menu && menu->timer) {
2167 WMDeleteTimerHandler(menu->timer);
2168 menu->timer = NULL;
2169 }
2170 if (d_data.magic!=NULL)
2171 WMDeleteTimerHandler(d_data.magic);
2172
2173 if (menu && menu->selected_entry>=0) {
2174 entry = menu->entries[menu->selected_entry];
2175 if (entry->callback!=NULL && entry->flags.enabled
2176 && entry->cascade < 0) {
2177 /* blink and erase menu selection */
2178 #if (MENU_BLINK_DELAY > 0)
2179 int sel = menu->selected_entry;
2180 int i;
2181
2182 for (i=0; i<MENU_BLINK_COUNT; i++) {
2183 paintEntry(menu, sel, False);
2184 XSync(dpy, 0);
2185 wusleep(MENU_BLINK_DELAY);
2186 paintEntry(menu, sel, True);
2187 XSync(dpy, 0);
2188 wusleep(MENU_BLINK_DELAY);
2189 }
2190 #endif
2191 /* unmap the menu, it's parents and call the callback */
2192 if (!menu->flags.buttoned &&
2193 (!menu->flags.app_menu||menu->parent!=NULL)) {
2194 closeCascade(menu);
2195 } else {
2196 selectEntry(menu, -1);
2197 }
2198 (*entry->callback)(menu, entry);
2199
2200 /* If the user double clicks an entry, the entry will
2201 * be executed twice, which is not good for things like
2202 * the root menu. So, ignore any clicks that were generated
2203 * while the entry was being executed */
2204 while (XCheckTypedWindowEvent(dpy, menu->menu->window,
2205 ButtonPress, &ev));
2206 } else if (entry->callback!=NULL && entry->cascade<0) {
2207 selectEntry(menu, -1);
2208 } else {
2209 if (entry->cascade>=0 && menu->cascades
2210 && menu->cascades[entry->cascade]->flags.brother) {
2211 selectEntry(menu, -1);
2212 }
2213 }
2214 }
2215
2216 if (((WMenu*)desc->parent)->flags.brother || close_on_exit || !smenu)
2217 closeCascade(desc->parent);
2218
2219 /* close the cascade windows that should not remain opened */
2220 closeBrotherCascadesOf(desc->parent);
2221
2222 if (!wPreferences.wrap_menus)
2223 wMenuMove(parentMenu(desc->parent), old_frame_x, old_frame_y, True);
2224
2225 byebye:
2226 ((WMenu*)desc->parent)->flags.inside_handler = 0;
2227 }
2228
2229
2230 void
2231 wMenuMove(WMenu *menu, int x, int y, int submenus)
2232 {
2233 WMenu *submenu;
2234 int i;
2235
2236 if (!menu) return;
2237
2238 menu->frame_x = x;
2239 menu->frame_y = y;
2240 XMoveWindow(dpy, menu->frame->core->window, x, y);
2241
2242 if (submenus>0 && menu->selected_entry>=0) {
2243 i = menu->entries[menu->selected_entry]->cascade;
2244
2245 if (i>=0 && menu->cascades) {
2246 submenu = menu->cascades[i];
2247 if (submenu->flags.mapped && !submenu->flags.buttoned) {
2248 if (wPreferences.align_menus) {
2249 wMenuMove(submenu, x + MENUW(menu), y, submenus);
2250 } else {
2251 wMenuMove(submenu, x+ MENUW(menu),
2252 y + submenu->entry_height*menu->selected_entry,
2253 submenus);
2254 }
2255 }
2256 }
2257 }
2258 if (submenus<0 && menu->parent!=NULL && menu->parent->flags.mapped &&
2259 !menu->parent->flags.buttoned) {
2260 if (wPreferences.align_menus) {
2261 wMenuMove(menu->parent, x - MENUW(menu->parent), y, submenus);
2262 } else {
2263 wMenuMove(menu->parent, x - MENUW(menu->parent), menu->frame_y
2264 - menu->parent->entry_height*menu->parent->selected_entry,
2265 submenus);
2266 }
2267 }
2268 }
2269
2270
2271 static void
2272 changeMenuLevels(WMenu *menu, int lower)
2273 {
2274 int i;
2275
2276 if (!lower) {
2277 ChangeStackingLevel(menu->frame->core, (!menu->parent ? WMMainMenuLevel
2278 : WMSubmenuLevel));
2279 wRaiseFrame(menu->frame->core);
2280 menu->flags.lowered = 0;
2281 } else {
2282 ChangeStackingLevel(menu->frame->core, WMNormalLevel);
2283 wLowerFrame(menu->frame->core);
2284 menu->flags.lowered = 1;
2285 }
2286 for (i=0; i<menu->cascade_no; i++) {
2287 if (menu->cascades[i]
2288 && !menu->cascades[i]->flags.buttoned
2289 && menu->cascades[i]->flags.lowered!=lower) {
2290 changeMenuLevels(menu->cascades[i], lower);
2291 }
2292 }
2293 }
2294
2295
2296
2297 static void
2298 menuTitleDoubleClick(WCoreWindow *sender, void *data, XEvent *event)
2299 {
2300 WMenu *menu = data;
2301 int lower;
2302
2303 if (event->xbutton.state & MOD_MASK) {
2304 if (menu->flags.lowered) {
2305 lower = 0;
2306 } else {
2307 lower = 1;
2308 }
2309 changeMenuLevels(menu, lower);
2310 }
2311 }
2312
2313
2314 static void
2315 menuTitleMouseDown(WCoreWindow *sender, void *data, XEvent *event)
2316 {
2317 WMenu *menu = data;
2318 WMenu *tmp;
2319 XEvent ev;
2320 int x=menu->frame_x, y=menu->frame_y;
2321 int dx=event->xbutton.x_root, dy=event->xbutton.y_root;
2322 int i, lower;
2323 Bool started;
2324
2325 /* can't touch the menu copy */
2326 if (menu->flags.brother)
2327 return;
2328
2329 if (event->xbutton.button != Button1 && event->xbutton.button != Button2)
2330 return;
2331
2332 if (event->xbutton.state & MOD_MASK) {
2333 wLowerFrame(menu->frame->core);
2334 lower = 1;
2335 } else {
2336 wRaiseFrame(menu->frame->core);
2337 lower = 0;
2338 }
2339 tmp = menu;
2340
2341 /* lower/raise all submenus */
2342 while (1) {
2343 if (tmp->selected_entry>=0 && tmp->cascades
2344 && tmp->entries[tmp->selected_entry]->cascade>=0) {
2345 tmp = tmp->cascades[tmp->entries[tmp->selected_entry]->cascade];
2346 if (!tmp || !tmp->flags.mapped)
2347 break;
2348 if (lower)
2349 wLowerFrame(tmp->frame->core);
2350 else
2351 wRaiseFrame(tmp->frame->core);
2352 } else {
2353 break;
2354 }
2355 }
2356
2357 /* tear off the menu if it's a root menu or a cascade
2358 application menu */
2359 if (!menu->flags.buttoned && !menu->flags.brother
2360 && (!menu->flags.app_menu||menu->parent!=NULL)) {
2361 menu->flags.buttoned=1;
2362 wFrameWindowShowButton(menu->frame, WFF_RIGHT_BUTTON);
2363 if (menu->parent) {
2364 /* turn off selected menu entry in parent menu */
2365 selectEntry(menu->parent, -1);
2366
2367 /* make parent map the copy in place of the original */
2368 for (i=0; i<menu->parent->cascade_no; i++) {
2369 if (menu->parent->cascades[i] == menu) {
2370 menu->parent->cascades[i] = menu->brother;
2371 break;
2372 }
2373 }
2374 }
2375 }
2376
2377 started = False;
2378 while(1) {
2379 WMMaskEvent(dpy, ButtonMotionMask|ButtonReleaseMask|ButtonPressMask
2380 |ExposureMask, &ev);
2381 switch (ev.type) {
2382 case MotionNotify:
2383 if (started) {
2384 x += ev.xmotion.x_root - dx;
2385 y += ev.xmotion.y_root - dy;
2386 dx = ev.xmotion.x_root;
2387 dy = ev.xmotion.y_root;
2388 wMenuMove(menu, x, y, True);
2389 } else {
2390 if (abs(ev.xmotion.x_root - dx) > MOVE_THRESHOLD
2391 || abs(ev.xmotion.y_root - dy) > MOVE_THRESHOLD) {
2392 started = True;
2393 XGrabPointer(dpy, menu->frame->titlebar->window, False,
2394 ButtonMotionMask|ButtonReleaseMask
2395 |ButtonPressMask,
2396 GrabModeAsync, GrabModeAsync, None,
2397 wCursor[WCUR_MOVE], CurrentTime);
2398 }
2399 }
2400 break;
2401
2402 case ButtonPress:
2403 break;
2404
2405 case ButtonRelease:
2406 if (ev.xbutton.button != event->xbutton.button)
2407 break;
2408 XUngrabPointer(dpy, CurrentTime);
2409 return;
2410
2411 default:
2412 WMHandleEvent(&ev);
2413 break;
2414 }
2415 }
2416 }
2417
2418 /*
2419 *----------------------------------------------------------------------
2420 * menuCloseClick--
2421 * Handles mouse click on the close button of menus. The menu is
2422 * closed when the button is clicked.
2423 *
2424 * Side effects:
2425 * The closed menu is reinserted at it's parent menus
2426 * cascade list.
2427 *----------------------------------------------------------------------
2428 */
2429 static void
2430 menuCloseClick(WCoreWindow *sender, void *data, XEvent *event)
2431 {
2432 WMenu *menu = (WMenu*)data;
2433 WMenu *parent = menu->parent;
2434 int i;
2435
2436 if (parent) {
2437 for (i=0; i<parent->cascade_no; i++) {
2438 /* find the entry that points to the copy */
2439 if (parent->cascades[i] == menu->brother) {
2440 /* make it point to the original */
2441 parent->cascades[i] = menu;
2442 menu->parent = parent;
2443 break;
2444 }
2445 }
2446 }
2447 wMenuUnmap(menu);
2448 }
2449
2450
2451 static void
2452 saveMenuInfo(proplist_t dict, WMenu *menu, proplist_t key)
2453 {
2454 proplist_t value, list;
2455 char buffer[256];
2456
2457 sprintf(buffer, "%i,%i", menu->frame_x, menu->frame_y);
2458 value = PLMakeString(buffer);
2459 list = PLMakeArrayFromElements(value, NULL);
2460 if (menu->flags.lowered)
2461 PLAppendArrayElement(list, PLMakeString("lowered"));
2462 PLInsertDictionaryEntry(dict, key, list);
2463 PLRelease(value);
2464 PLRelease(list);
2465 }
2466
2467
2468 void
2469 wMenuSaveState(WScreen *scr)
2470 {
2471 proplist_t menus, key;
2472 int save_menus = 0;
2473
2474 menus = PLMakeDictionaryFromEntries(NULL, NULL, NULL);
2475
2476 #ifndef LITE
2477 if (scr->switch_menu && scr->switch_menu->flags.buttoned) {
2478 key = PLMakeString("SwitchMenu");
2479 saveMenuInfo(menus, scr->switch_menu, key);
2480 PLRelease(key);
2481 save_menus = 1;
2482 }
2483
2484 if (saveMenuRecurs(menus, scr, scr->root_menu))
2485 save_menus = 1;
2486
2487 #endif /* !LITE */
2488 if (scr->workspace_menu && scr->workspace_menu->flags.buttoned) {
2489 key = PLMakeString("WorkspaceMenu");
2490 saveMenuInfo(menus, scr->workspace_menu, key);
2491 PLRelease(key);
2492 save_menus = 1;
2493 }
2494
2495 if (save_menus) {
2496 key = PLMakeString("Menus");
2497 PLInsertDictionaryEntry(scr->session_state, key, menus);
2498 PLRelease(key);
2499 }
2500 PLRelease(menus);
2501 }
2502
2503
2504 #ifndef LITE
2505
2506 static Bool
2507 getMenuPath(WMenu *menu, char *buffer, int bufSize)
2508 {
2509 Bool ok = True;
2510 int len = 0;
2511
2512 if (!menu->flags.titled || !menu->frame->title[0])
2513 return False;
2514
2515 len = strlen(menu->frame->title);
2516 if (len >= bufSize)
2517 return False;
2518
2519 if (menu->parent) {
2520 ok = getMenuPath(menu->parent, buffer, bufSize - len - 1);
2521 if (!ok)
2522 return False;
2523 }
2524
2525 strcat(buffer, "\\");
2526 strcat(buffer, menu->frame->title);
2527
2528 return True;
2529 }
2530
2531
2532 static Bool
2533 saveMenuRecurs(proplist_t menus, WScreen *scr, WMenu *menu)
2534 {
2535 proplist_t key;
2536 int save_menus = 0, i;
2537 char buffer[512];
2538 Bool ok = True;
2539
2540
2541 if (menu->flags.brother)
2542 menu = menu->brother;
2543
2544 if (menu->flags.buttoned && menu != scr->switch_menu) {
2545
2546 buffer[0] = '\0';
2547 ok = getMenuPath(menu, buffer, 510);
2548
2549 if (ok) {
2550 key = PLMakeString(buffer);
2551 saveMenuInfo(menus, menu, key);
2552 PLRelease(key);
2553 save_menus = 1;
2554 }
2555 }
2556
2557 if (ok) {
2558 for (i = 0; i < menu->cascade_no; i++) {
2559 if (saveMenuRecurs(menus, scr, menu->cascades[i]))
2560 save_menus = 1;
2561 }
2562 }
2563 return save_menus;
2564 }
2565 #endif /* !LITE */
2566
2567
2568 #define COMPLAIN(key) wwarning(_("bad value in menus state info:%s"), key)
2569
2570
2571 static Bool
2572 getMenuInfo(proplist_t info, int *x, int *y, Bool *lowered)
2573 {
2574 proplist_t pos;
2575
2576 *lowered = False;
2577
2578 if (PLIsArray(info)) {
2579 proplist_t flags;
2580 pos = PLGetArrayElement(info, 0);
2581 flags = PLGetArrayElement(info, 1);
2582 if (flags != NULL && PLIsString(flags) && PLGetString(flags) != NULL
2583 && strcmp(PLGetString(flags), "lowered") == 0) {
2584 *lowered = True;
2585 }
2586 } else {
2587 pos = info;
2588 }
2589
2590 if (pos != NULL && PLIsString(pos)) {
2591 if (sscanf(PLGetString(pos), "%i,%i", x, y)!=2)
2592 COMPLAIN("Position");
2593 } else {
2594 COMPLAIN("(position, flags...)");
2595 return False;
2596 }
2597
2598 return True;
2599 }
2600
2601
2602 static int
2603 restoreMenu(WScreen *scr, proplist_t menu, int which)
2604 {
2605 int x, y;
2606 Bool lowered = False;
2607 WMenu *pmenu = NULL;
2608
2609 if (!menu)
2610 return False;
2611
2612 if (!getMenuInfo(menu, &x, &y, &lowered))
2613 return False;
2614
2615
2616 #ifndef LITE
2617 if (which & WSS_SWITCHMENU) {
2618 OpenSwitchMenu(scr, x, y, False);
2619 pmenu = scr->switch_menu;
2620 }
2621 #endif /* !LITE */
2622
2623 if (pmenu) {
2624 int width = MENUW(pmenu);
2625 int height = MENUH(pmenu);
2626
2627 if (lowered) {
2628 changeMenuLevels(pmenu, True);
2629 }
2630
2631 x = (x < -width) ? 0 : x;
2632 x = (x > scr->scr_width) ? scr->scr_width - width : x;
2633 y = (y < 0) ? 0 : y;
2634 y = (y > scr->scr_height) ? scr->scr_height - height : y;
2635 wMenuMove(pmenu, x, y, True);
2636 pmenu->flags.buttoned = 1;
2637 wFrameWindowShowButton(pmenu->frame, WFF_RIGHT_BUTTON);
2638 return True;
2639 }
2640 return False;
2641 }
2642
2643
2644 #ifndef LITE
2645 static int
2646 restoreMenuRecurs(WScreen *scr, proplist_t menus, WMenu *menu, char *path)
2647 {
2648 proplist_t key, entry;
2649 char buffer[512];
2650 int i, x, y, res;
2651 Bool lowered;
2652
2653 if (strlen(path) + strlen(menu->frame->title) > 510)
2654 return False;
2655
2656 sprintf(buffer, "%s\\%s", path, menu->frame->title);
2657 key = PLMakeString(buffer);
2658 entry = PLGetDictionaryEntry(menus, key);
2659 res = False;
2660
2661 if (entry && getMenuInfo(entry, &x, &y, &lowered)) {
2662
2663 if (!menu->flags.mapped) {
2664 int width = MENUW(menu);
2665 int height = MENUH(menu);
2666
2667 wMenuMapAt(menu, x, y, False);
2668
2669 if (menu->parent) {
2670 /* make parent map the copy in place of the original */
2671 for (i=0; i<menu->parent->cascade_no; i++) {
2672 if (menu->parent->cascades[i] == menu) {
2673 menu->parent->cascades[i] = menu->brother;
2674 break;
2675 }
2676 }
2677 }
2678 if (lowered) {
2679 changeMenuLevels(menu, True);
2680 }
2681 x = (x < -width) ? 0 : x;
2682 x = (x > scr->scr_width) ? scr->scr_width - width : x;
2683 y = (y < 0) ? 0 : y;
2684 y = (y > scr->scr_height) ? scr->scr_height - height : y;
2685 wMenuMove(menu, x, y, True);
2686 menu->flags.buttoned = 1;
2687 wFrameWindowShowButton(menu->frame, WFF_RIGHT_BUTTON);
2688 res = True;
2689 }
2690 }
2691
2692 PLRelease(key);
2693
2694 for (i=0; i<menu->cascade_no; i++) {
2695 if (restoreMenuRecurs(scr, menus, menu->cascades[i], buffer) != False)
2696 res = True;
2697 }
2698
2699 return res;
2700 }
2701 #endif /* !LITE */
2702
2703
2704 void
2705 wMenuRestoreState(WScreen *scr)
2706 {
2707 proplist_t menus, menu, key, skey;
2708
2709 key = PLMakeString("Menus");
2710 menus = PLGetDictionaryEntry(scr->session_state, key);
2711 PLRelease(key);
2712
2713 if (!menus)
2714 return;
2715
2716 /* restore menus */
2717
2718 skey = PLMakeString("SwitchMenu");
2719 menu = PLGetDictionaryEntry(menus, skey);
2720 PLRelease(skey);
2721 restoreMenu(scr, menu, WSS_SWITCHMENU);
2722
2723 #ifndef LITE
2724 if (!scr->root_menu) {
2725 OpenRootMenu(scr, scr->scr_width*2, 0, False);
2726 wMenuUnmap(scr->root_menu);
2727 }
2728 restoreMenuRecurs(scr, menus, scr->root_menu, "");
2729 #endif /* !LITE */
2730 }
2731
2732
2733 void
2734 OpenWorkspaceMenu(WScreen *scr, int x, int y)
2735 {
2736 WMenu *menu, *parent;
2737 WMenuEntry *entry;
2738
2739 #ifndef LITE
2740 if (!scr->root_menu) {
2741 OpenRootMenu(scr, scr->scr_width*2, 0, False);
2742 wMenuUnmap(scr->root_menu);
2743 }
2744 #endif
2745 menu = scr->workspace_menu;
2746 if (menu) {
2747 if (menu->flags.mapped) {
2748 if (!menu->flags.buttoned) {
2749 wMenuUnmap(menu);
2750 parent = menu->parent;
2751 if (parent && parent->selected_entry >= 0) {
2752 entry = parent->entries[parent->selected_entry];
2753 if (parent->cascades[entry->cascade] == menu) {
2754 selectEntry(parent, -1);
2755 wMenuMapAt(menu, x, y, False);
2756 }
2757 }
2758 } else {
2759 wRaiseFrame(menu->frame->core);
2760 wMenuMapCopyAt(menu, x, y);
2761 }
2762 } else {
2763 wMenuMapAt(menu, x, y, False);
2764 }
2765 }
2766 }
2767
2768
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