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Variable last_workspace moved to workspace object in global namespace
[wmaker-crm.git] / src / menu.c
blobde1630b01552c80ca301c8484df9b02140241f28
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 along
19 * with this program; if not, write to the Free Software Foundation, Inc.,
20 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 */
22
23 #include "wconfig.h"
24
25 #include <X11/Xlib.h>
26 #include <X11/Xutil.h>
27 #include <X11/keysym.h>
28 #include <stdlib.h>
29 #include <string.h>
30 #include <stdio.h>
31 #include <stdint.h>
32 #include <unistd.h>
33 #include <ctype.h>
34
35 #include "WindowMaker.h"
36 #include "wcore.h"
37 #include "framewin.h"
38 #include "menu.h"
39 #include "actions.h"
40 #include "winmenu.h"
41 #include "stacking.h"
42 #include "xinerama.h"
43 #include "workspace.h"
44 #include "dialog.h"
45 #include "rootmenu.h"
46 #include "switchmenu.h"
47
48
49 #define MOD_MASK wPreferences.modifier_mask
50
51 #define MENU_SCROLL_STEP menuScrollParameters[(int)wPreferences.menu_scroll_speed].steps
52 #define MENU_SCROLL_DELAY menuScrollParameters[(int)wPreferences.menu_scroll_speed].delay
53
54 #define MENUW(m) ((m)->frame->core->width+2*(m)->frame->screen_ptr->frame_border_width)
55 #define MENUH(m) ((m)->frame->core->height+2*(m)->frame->screen_ptr->frame_border_width)
56
57 /***** Local Stuff ******/
58
59 #define WSS_ROOTMENU (1<<0)
60 #define WSS_SWITCHMENU (1<<1)
61 #define WSS_WSMENU (1<<2)
62
63 static struct {
64 int steps;
65 int delay;
66 } menuScrollParameters[5] = {
67 {
68 MENU_SCROLL_STEPS_UF, MENU_SCROLL_DELAY_UF}, {
69 MENU_SCROLL_STEPS_F, MENU_SCROLL_DELAY_F}, {
70 MENU_SCROLL_STEPS_M, MENU_SCROLL_DELAY_M}, {
71 MENU_SCROLL_STEPS_S, MENU_SCROLL_DELAY_S}, {
72 MENU_SCROLL_STEPS_US, MENU_SCROLL_DELAY_US}};
73
74 static void menuMouseDown(WObjDescriptor * desc, XEvent * event);
75 static void menuExpose(WObjDescriptor * desc, XEvent * event);
76 static void menuTitleDoubleClick(WCoreWindow * sender, void *data, XEvent * event);
77 static void menuTitleMouseDown(WCoreWindow * sender, void *data, XEvent * event);
78 static void menuCloseClick(WCoreWindow * sender, void *data, XEvent * event);
79 static void updateTexture(WMenu * menu);
80 static int saveMenuRecurs(WMPropList * menus, WScreen * scr, WMenu * menu);
81 static int restoreMenuRecurs(WScreen *scr, WMPropList *menus, WMenu *menu, const char *path);
82 static void selectEntry(WMenu * menu, int entry_no);
83 static void closeCascade(WMenu * menu);
84
85 /****** Notification Observers ******/
86
87 static void appearanceObserver(void *self, WMNotification * notif)
88 {
89 WMenu *menu = (WMenu *) self;
90 uintptr_t flags = (uintptr_t)WMGetNotificationClientData(notif);
91
92 if (!menu->flags.realized)
93 return;
94
95 if (WMGetNotificationName(notif) == WNMenuAppearanceSettingsChanged) {
96 if (flags & WFontSettings) {
97 menu->flags.realized = 0;
98 wMenuRealize(menu);
99 }
100 if (flags & WTextureSettings) {
101 if (!menu->flags.brother)
102 updateTexture(menu);
103 }
104 if (flags & (WTextureSettings | WColorSettings)) {
105 wMenuPaint(menu);
106 }
107 } else if (menu->flags.titled) {
108
109 if (flags & WFontSettings) {
110 menu->flags.realized = 0;
111 wMenuRealize(menu);
112 }
113 if (flags & WTextureSettings) {
114 menu->frame->flags.need_texture_remake = 1;
115 }
116 if (flags & (WColorSettings | WTextureSettings)) {
117 wFrameWindowPaint(menu->frame);
118 }
119 }
120 }
121
122 /************************************/
123
124 /*
125 *----------------------------------------------------------------------
126 * wMenuCreate--
127 * Creates a new empty menu with the specified title. If main_menu
128 * is True, the created menu will be a main menu, which has some special
129 * properties such as being placed over other normal menus.
130 * If title is NULL, the menu will have no titlebar.
131 *
132 * Returns:
133 * The created menu.
134 *----------------------------------------------------------------------
135 */
136 WMenu *wMenuCreate(WScreen *screen, const char *title, int main_menu)
137 {
138 WMenu *menu;
139 static int brother = 0;
140 int tmp, flags;
141
142 menu = wmalloc(sizeof(WMenu));
143
144 #ifdef SINGLE_MENULEVEL
145 tmp = WMSubmenuLevel;
146 #else
147 tmp = (main_menu ? WMMainMenuLevel : WMSubmenuLevel);
148 #endif
149
150 flags = WFF_SINGLE_STATE | WFF_BORDER;
151 if (title) {
152 flags |= WFF_TITLEBAR | WFF_RIGHT_BUTTON;
153 menu->flags.titled = 1;
154 }
155 menu->frame =
156 wFrameWindowCreate(screen, tmp, 8, 2, 1, 1, &wPreferences.menu_title_clearance,
157 &wPreferences.menu_title_min_height,
158 &wPreferences.menu_title_max_height,
159 flags,
160 screen->menu_title_texture, NULL,
161 screen->menu_title_color, &screen->menu_title_font,
162 screen->w_depth, screen->w_visual, screen->w_colormap);
163
164 menu->frame->core->descriptor.parent = menu;
165 menu->frame->core->descriptor.parent_type = WCLASS_MENU;
166 menu->frame->core->descriptor.handle_mousedown = menuMouseDown;
167
168 wFrameWindowHideButton(menu->frame, WFF_RIGHT_BUTTON);
169
170 if (title) {
171 menu->frame->title = wstrdup(title);
172 }
173
174 menu->frame->flags.justification = WTJ_LEFT;
175
176 menu->frame->rbutton_image = screen->b_pixmaps[WBUT_CLOSE];
177
178 menu->entry_no = 0;
179 menu->alloced_entries = 0;
180 menu->selected_entry = -1;
181 menu->entries = NULL;
182
183 menu->frame_x = screen->app_menu_x;
184 menu->frame_y = screen->app_menu_y;
185
186 menu->frame->child = menu;
187
188 menu->flags.lowered = 0;
189
190 /* create borders */
191 if (title) {
192 /* setup object descriptors */
193 menu->frame->on_mousedown_titlebar = menuTitleMouseDown;
194 menu->frame->on_dblclick_titlebar = menuTitleDoubleClick;
195 }
196
197 menu->frame->on_click_right = menuCloseClick;
198
199 menu->menu = wCoreCreate(menu->frame->core, 0, menu->frame->top_width, menu->frame->core->width, 10);
200
201 menu->menu->descriptor.parent = menu;
202 menu->menu->descriptor.parent_type = WCLASS_MENU;
203 menu->menu->descriptor.handle_expose = menuExpose;
204 menu->menu->descriptor.handle_mousedown = menuMouseDown;
205
206 menu->menu_texture_data = None;
207
208 XMapWindow(dpy, menu->menu->window);
209
210 XFlush(dpy);
211
212 if (!brother) {
213 brother = 1;
214 menu->brother = wMenuCreate(screen, title, main_menu);
215 brother = 0;
216 menu->brother->flags.brother = 1;
217 menu->brother->brother = menu;
218 }
219 WMAddNotificationObserver(appearanceObserver, menu, WNMenuAppearanceSettingsChanged, menu);
220
221 WMAddNotificationObserver(appearanceObserver, menu, WNMenuTitleAppearanceSettingsChanged, menu);
222
223 return menu;
224 }
225
226 WMenu *wMenuCreateForApp(WScreen *screen, const char *title, int main_menu)
227 {
228 WMenu *menu;
229
230 menu = wMenuCreate(screen, title, main_menu);
231 if (!menu)
232 return NULL;
233 menu->flags.app_menu = 1;
234 menu->brother->flags.app_menu = 1;
235
236 return menu;
237 }
238
239 static void insertEntry(WMenu * menu, WMenuEntry * entry, int index)
240 {
241 int i;
242
243 for (i = menu->entry_no - 1; i >= index; i--) {
244 menu->entries[i]->order++;
245 menu->entries[i + 1] = menu->entries[i];
246 }
247 menu->entries[index] = entry;
248 }
249
250 WMenuEntry *wMenuInsertCallback(WMenu *menu, int index, const char *text,
251 void (*callback) (WMenu * menu, WMenuEntry * entry), void *clientdata)
252 {
253 WMenuEntry *entry;
254
255 menu->flags.realized = 0;
256 menu->brother->flags.realized = 0;
257
258 /* reallocate array if it's too small */
259 if (menu->entry_no >= menu->alloced_entries) {
260 void *tmp;
261
262 tmp = wrealloc(menu->entries, sizeof(WMenuEntry) * (menu->alloced_entries + 5));
263
264 menu->entries = tmp;
265 menu->alloced_entries += 5;
266
267 menu->brother->entries = tmp;
268 menu->brother->alloced_entries = menu->alloced_entries;
269 }
270 entry = wmalloc(sizeof(WMenuEntry));
271 entry->flags.enabled = 1;
272 entry->text = wstrdup(text);
273 entry->cascade = -1;
274 entry->clientdata = clientdata;
275 entry->callback = callback;
276 if (index < 0 || index >= menu->entry_no) {
277 entry->order = menu->entry_no;
278 menu->entries[menu->entry_no] = entry;
279 } else {
280 entry->order = index;
281 insertEntry(menu, entry, index);
282 }
283
284 menu->entry_no++;
285 menu->brother->entry_no = menu->entry_no;
286
287 return entry;
288 }
289
290 void wMenuEntrySetCascade(WMenu * menu, WMenuEntry * entry, WMenu * cascade)
291 {
292 WMenu *brother = menu->brother;
293 int i, done;
294
295 assert(menu->flags.brother == 0);
296
297 if (entry->cascade >= 0) {
298 menu->flags.realized = 0;
299 brother->flags.realized = 0;
300 }
301
302 cascade->parent = menu;
303
304 cascade->brother->parent = brother;
305
306 done = 0;
307 for (i = 0; i < menu->cascade_no; i++) {
308 if (menu->cascades[i] == NULL) {
309 menu->cascades[i] = cascade;
310 brother->cascades[i] = cascade->brother;
311 done = 1;
312 entry->cascade = i;
313 break;
314 }
315 }
316 if (!done) {
317 entry->cascade = menu->cascade_no;
318
319 menu->cascades = wrealloc(menu->cascades, sizeof(WMenu) * (menu->cascade_no + 1));
320 menu->cascades[menu->cascade_no++] = cascade;
321
322 brother->cascades = wrealloc(brother->cascades, sizeof(WMenu) * (brother->cascade_no + 1));
323 brother->cascades[brother->cascade_no++] = cascade->brother;
324 }
325
326 if (menu->flags.lowered) {
327
328 cascade->flags.lowered = 1;
329 ChangeStackingLevel(cascade->frame->core, WMNormalLevel);
330
331 cascade->brother->flags.lowered = 1;
332 ChangeStackingLevel(cascade->brother->frame->core, WMNormalLevel);
333 }
334
335 if (!menu->flags.realized)
336 wMenuRealize(menu);
337 }
338
339 void wMenuEntryRemoveCascade(WMenu * menu, WMenuEntry * entry)
340 {
341 assert(menu->flags.brother == 0);
342
343 /* destroy cascade menu */
344 if (entry->cascade >= 0 && menu->cascades && menu->cascades[entry->cascade] != NULL) {
345
346 wMenuDestroy(menu->cascades[entry->cascade], True);
347
348 menu->cascades[entry->cascade] = NULL;
349 menu->brother->cascades[entry->cascade] = NULL;
350
351 entry->cascade = -1;
352 }
353 }
354
355 void wMenuRemoveItem(WMenu * menu, int index)
356 {
357 int i;
358
359 if (menu->flags.brother) {
360 wMenuRemoveItem(menu->brother, index);
361 return;
362 }
363
364 if (index >= menu->entry_no)
365 return;
366
367 /* destroy cascade menu */
368 wMenuEntryRemoveCascade(menu, menu->entries[index]);
369
370 /* destroy unshared data */
371
372 if (menu->entries[index]->text)
373 wfree(menu->entries[index]->text);
374
375 if (menu->entries[index]->rtext)
376 wfree(menu->entries[index]->rtext);
377
378 if (menu->entries[index]->free_cdata && menu->entries[index]->clientdata)
379 (*menu->entries[index]->free_cdata) (menu->entries[index]->clientdata);
380
381 wfree(menu->entries[index]);
382
383 for (i = index; i < menu->entry_no - 1; i++) {
384 menu->entries[i + 1]->order--;
385 menu->entries[i] = menu->entries[i + 1];
386 }
387 menu->entry_no--;
388 menu->brother->entry_no--;
389 }
390
391 static Pixmap renderTexture(WMenu * menu)
392 {
393 RImage *img;
394 Pixmap pix;
395 int i;
396 RColor light;
397 RColor dark;
398 RColor mid;
399 WScreen *scr = menu->menu->screen_ptr;
400 WTexture *texture = scr->menu_item_texture;
401
402 if (wPreferences.menu_style == MS_NORMAL) {
403 img = wTextureRenderImage(texture, menu->menu->width, menu->entry_height, WREL_MENUENTRY);
404 } else {
405 img = wTextureRenderImage(texture, menu->menu->width, menu->menu->height + 1, WREL_MENUENTRY);
406 }
407 if (!img) {
408 wwarning(_("could not render texture: %s"), RMessageForError(RErrorCode));
409
410 return None;
411 }
412
413 if (wPreferences.menu_style == MS_SINGLE_TEXTURE) {
414 light.alpha = 0;
415 light.red = light.green = light.blue = 80;
416
417 dark.alpha = 255;
418 dark.red = dark.green = dark.blue = 0;
419
420 mid.alpha = 0;
421 mid.red = mid.green = mid.blue = 40;
422
423 for (i = 1; i < menu->entry_no; i++) {
424 ROperateLine(img, RSubtractOperation, 0, i * menu->entry_height - 2,
425 menu->menu->width - 1, i * menu->entry_height - 2, &mid);
426
427 RDrawLine(img, 0, i * menu->entry_height - 1,
428 menu->menu->width - 1, i * menu->entry_height - 1, &dark);
429
430 ROperateLine(img, RAddOperation, 0, i * menu->entry_height,
431 menu->menu->width - 1, i * menu->entry_height, &light);
432 }
433 }
434 if (!RConvertImage(scr->rcontext, img, &pix)) {
435 wwarning(_("error rendering image:%s"), RMessageForError(RErrorCode));
436 }
437 RReleaseImage(img);
438
439 return pix;
440 }
441
442 static void updateTexture(WMenu * menu)
443 {
444 WScreen *scr = menu->menu->screen_ptr;
445
446 /* setup background texture */
447 if (scr->menu_item_texture->any.type != WTEX_SOLID) {
448 if (!menu->flags.brother) {
449 FREE_PIXMAP(menu->menu_texture_data);
450
451 menu->menu_texture_data = renderTexture(menu);
452
453 XSetWindowBackgroundPixmap(dpy, menu->menu->window, menu->menu_texture_data);
454 XClearWindow(dpy, menu->menu->window);
455
456 XSetWindowBackgroundPixmap(dpy, menu->brother->menu->window, menu->menu_texture_data);
457 XClearWindow(dpy, menu->brother->menu->window);
458 }
459 } else {
460 XSetWindowBackground(dpy, menu->menu->window, scr->menu_item_texture->any.color.pixel);
461 XClearWindow(dpy, menu->menu->window);
462 }
463 }
464
465 void wMenuRealize(WMenu * menu)
466 {
467 int i;
468 int width, rwidth, mrwidth, mwidth;
469 int theight, twidth, eheight;
470 WScreen *scr = menu->frame->screen_ptr;
471 static int brother_done = 0;
472 int flags;
473
474 if (!brother_done) {
475 brother_done = 1;
476 wMenuRealize(menu->brother);
477 brother_done = 0;
478 }
479
480 flags = WFF_SINGLE_STATE | WFF_BORDER;
481 if (menu->flags.titled)
482 flags |= WFF_TITLEBAR | WFF_RIGHT_BUTTON;
483
484 wFrameWindowUpdateBorders(menu->frame, flags);
485
486 if (menu->flags.titled) {
487 twidth = WMWidthOfString(scr->menu_title_font, menu->frame->title, strlen(menu->frame->title));
488 theight = menu->frame->top_width;
489 twidth += theight + (wPreferences.new_style == TS_NEW ? 16 : 8);
490 } else {
491 twidth = 0;
492 theight = 0;
493 }
494 eheight = WMFontHeight(scr->menu_entry_font) + 6 + wPreferences.menu_text_clearance * 2;
495 menu->entry_height = eheight;
496 mrwidth = 0;
497 mwidth = 0;
498 for (i = 0; i < menu->entry_no; i++) {
499 char *text;
500
501 /* search widest text */
502 text = menu->entries[i]->text;
503 width = WMWidthOfString(scr->menu_entry_font, text, strlen(text)) + 10;
504
505 if (menu->entries[i]->flags.indicator) {
506 width += MENU_INDICATOR_SPACE;
507 }
508
509 if (width > mwidth)
510 mwidth = width;
511
512 /* search widest text on right */
513 text = menu->entries[i]->rtext;
514 if (text)
515 rwidth = WMWidthOfString(scr->menu_entry_font, text, strlen(text))
516 + 10;
517 else if (menu->entries[i]->cascade >= 0)
518 rwidth = 16;
519 else
520 rwidth = 4;
521
522 if (rwidth > mrwidth)
523 mrwidth = rwidth;
524 }
525 mwidth += mrwidth;
526
527 if (mwidth < twidth)
528 mwidth = twidth;
529
530 wCoreConfigure(menu->menu, 0, theight, mwidth, menu->entry_no * eheight - 1);
531
532 wFrameWindowResize(menu->frame, mwidth, menu->entry_no * eheight - 1
533 + menu->frame->top_width + menu->frame->bottom_width);
534
535 updateTexture(menu);
536
537 menu->flags.realized = 1;
538
539 if (menu->flags.mapped)
540 wMenuPaint(menu);
541 if (menu->brother->flags.mapped)
542 wMenuPaint(menu->brother);
543 }
544
545 void wMenuDestroy(WMenu * menu, int recurse)
546 {
547 int i;
548
549 WMRemoveNotificationObserver(menu);
550
551 /* remove any pending timers */
552 if (menu->timer)
553 WMDeleteTimerHandler(menu->timer);
554 menu->timer = NULL;
555
556 /* call destroy handler */
557 if (menu->on_destroy)
558 (*menu->on_destroy) (menu);
559
560 /* Destroy items if this menu own them. If this is the "brother" menu,
561 * leave them alone as it is shared by them.
562 */
563 if (!menu->flags.brother) {
564 for (i = 0; i < menu->entry_no; i++) {
565
566 wfree(menu->entries[i]->text);
567
568 if (menu->entries[i]->rtext)
569 wfree(menu->entries[i]->rtext);
570 #ifdef USER_MENU
571
572 if (menu->entries[i]->instances) {
573 WMReleasePropList(menu->entries[i]->instances);
574 }
575 #endif /* USER_MENU */
576
577 if (menu->entries[i]->free_cdata && menu->entries[i]->clientdata) {
578 (*menu->entries[i]->free_cdata) (menu->entries[i]->clientdata);
579 }
580 wfree(menu->entries[i]);
581 }
582
583 if (recurse) {
584 for (i = 0; i < menu->cascade_no; i++) {
585 if (menu->cascades[i]) {
586 if (menu->cascades[i]->flags.brother)
587 wMenuDestroy(menu->cascades[i]->brother, recurse);
588 else
589 wMenuDestroy(menu->cascades[i], recurse);
590 }
591 }
592 }
593
594 if (menu->entries)
595 wfree(menu->entries);
596
597 }
598
599 FREE_PIXMAP(menu->menu_texture_data);
600
601 if (menu->cascades)
602 wfree(menu->cascades);
603
604 wCoreDestroy(menu->menu);
605 wFrameWindowDestroy(menu->frame);
606
607 /* destroy copy of this menu */
608 if (!menu->flags.brother && menu->brother)
609 wMenuDestroy(menu->brother, False);
610
611 wfree(menu);
612 }
613
614 #define F_NORMAL 0
615 #define F_TOP 1
616 #define F_BOTTOM 2
617 #define F_NONE 3
618
619 static void drawFrame(WScreen * scr, Drawable win, int y, int w, int h, int type)
620 {
621 XSegment segs[2];
622 int i;
623
624 i = 0;
625 segs[i].x1 = segs[i].x2 = w - 1;
626 segs[i].y1 = y;
627 segs[i].y2 = y + h - 1;
628 i++;
629 if (type != F_TOP && type != F_NONE) {
630 segs[i].x1 = 1;
631 segs[i].y1 = segs[i].y2 = y + h - 2;
632 segs[i].x2 = w - 1;
633 i++;
634 }
635 XDrawSegments(dpy, win, scr->menu_item_auxtexture->dim_gc, segs, i);
636
637 i = 0;
638 segs[i].x1 = 0;
639 segs[i].y1 = y;
640 segs[i].x2 = 0;
641 segs[i].y2 = y + h - 1;
642 i++;
643 if (type != F_BOTTOM && type != F_NONE) {
644 segs[i].x1 = 0;
645 segs[i].y1 = y;
646 segs[i].x2 = w - 1;
647 segs[i].y2 = y;
648 i++;
649 }
650 XDrawSegments(dpy, win, scr->menu_item_auxtexture->light_gc, segs, i);
651
652 if (type != F_TOP && type != F_NONE)
653 XDrawLine(dpy, win, scr->menu_item_auxtexture->dark_gc, 0, y + h - 1, w - 1, y + h - 1);
654 }
655
656 static void paintEntry(WMenu * menu, int index, int selected)
657 {
658 WScreen *scr = menu->frame->screen_ptr;
659 Window win = menu->menu->window;
660 WMenuEntry *entry = menu->entries[index];
661 GC light, dim, dark;
662 WMColor *color;
663 int x, y, w, h, tw;
664 int type;
665
666 if (!menu->flags.realized)
667 return;
668 h = menu->entry_height;
669 w = menu->menu->width;
670 y = index * h;
671
672 light = scr->menu_item_auxtexture->light_gc;
673 dim = scr->menu_item_auxtexture->dim_gc;
674 dark = scr->menu_item_auxtexture->dark_gc;
675
676 if (wPreferences.menu_style == MS_FLAT && menu->entry_no > 1) {
677 if (index == 0)
678 type = F_TOP;
679 else if (index == menu->entry_no - 1)
680 type = F_BOTTOM;
681 else
682 type = F_NONE;
683 } else {
684 type = F_NORMAL;
685 }
686
687 /* paint background */
688 if (selected) {
689 XFillRectangle(dpy, win, WMColorGC(scr->select_color), 1, y + 1, w - 2, h - 3);
690 if (scr->menu_item_texture->any.type == WTEX_SOLID)
691 drawFrame(scr, win, y, w, h, type);
692 } else {
693 if (scr->menu_item_texture->any.type == WTEX_SOLID) {
694 XClearArea(dpy, win, 0, y + 1, w - 1, h - 3, False);
695 /* draw the frame */
696 drawFrame(scr, win, y, w, h, type);
697 } else {
698 XClearArea(dpy, win, 0, y, w, h, False);
699 }
700 }
701
702 if (selected) {
703 if (entry->flags.enabled)
704 color = scr->select_text_color;
705 else
706 color = scr->dtext_color;
707 } else if (!entry->flags.enabled) {
708 color = scr->dtext_color;
709 } else {
710 color = scr->mtext_color;
711 }
712 /* draw text */
713 x = 5;
714 if (entry->flags.indicator)
715 x += MENU_INDICATOR_SPACE + 2;
716
717 WMDrawString(scr->wmscreen, win, color, scr->menu_entry_font,
718 x, 3 + y + wPreferences.menu_text_clearance, entry->text, strlen(entry->text));
719
720 if (entry->cascade >= 0) {
721 /* draw the cascade indicator */
722 XDrawLine(dpy, win, dim, w - 11, y + 6, w - 6, y + h / 2 - 1);
723 XDrawLine(dpy, win, light, w - 11, y + h - 8, w - 6, y + h / 2 - 1);
724 XDrawLine(dpy, win, dark, w - 12, y + 6, w - 12, y + h - 8);
725 }
726
727 /* draw indicator */
728 if (entry->flags.indicator && entry->flags.indicator_on) {
729 int iw, ih;
730 WPixmap *indicator;
731
732 switch (entry->flags.indicator_type) {
733 case MI_CHECK:
734 indicator = scr->menu_check_indicator;
735 break;
736 case MI_MINIWINDOW:
737 indicator = scr->menu_mini_indicator;
738 break;
739 case MI_HIDDEN:
740 indicator = scr->menu_hide_indicator;
741 break;
742 case MI_SHADED:
743 indicator = scr->menu_shade_indicator;
744 break;
745 case MI_DIAMOND:
746 default:
747 indicator = scr->menu_radio_indicator;
748 break;
749 }
750
751 iw = indicator->width;
752 ih = indicator->height;
753 XSetClipMask(dpy, scr->copy_gc, indicator->mask);
754 XSetClipOrigin(dpy, scr->copy_gc, 5, y + (h - ih) / 2);
755 if (selected) {
756 if (entry->flags.enabled) {
757 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->select_text_color));
758 } else {
759 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->dtext_color));
760 }
761 } else {
762 if (entry->flags.enabled) {
763 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->mtext_color));
764 } else {
765 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->dtext_color));
766 }
767 }
768 XFillRectangle(dpy, win, scr->copy_gc, 5, y + (h - ih) / 2, iw, ih);
769 /*
770 XCopyArea(dpy, indicator->image, win, scr->copy_gc, 0, 0,
771 iw, ih, 5, y+(h-ih)/2);
772 */
773 XSetClipOrigin(dpy, scr->copy_gc, 0, 0);
774 }
775
776 /* draw right text */
777
778 if (entry->rtext && entry->cascade < 0) {
779 tw = WMWidthOfString(scr->menu_entry_font, entry->rtext, strlen(entry->rtext));
780
781 WMDrawString(scr->wmscreen, win, color, scr->menu_entry_font, w - 6 - tw,
782 y + 3 + wPreferences.menu_text_clearance, entry->rtext, strlen(entry->rtext));
783 }
784 }
785
786 static void move_menus(WMenu * menu, int x, int y)
787 {
788 while (menu->parent) {
789 menu = menu->parent;
790 x -= MENUW(menu);
791 if (!wPreferences.align_menus && menu->selected_entry >= 0) {
792 y -= menu->selected_entry * menu->entry_height;
793 }
794 }
795 wMenuMove(menu, x, y, True);
796 }
797
798 static void makeVisible(WMenu * menu)
799 {
800 WScreen *scr = menu->frame->screen_ptr;
801 int x1, y1, x2, y2, new_x, new_y;
802 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
803
804 if (menu->entry_no < 0)
805 return;
806
807 x1 = menu->frame_x;
808 y1 = menu->frame_y + menu->frame->top_width + menu->selected_entry * menu->entry_height;
809 x2 = x1 + MENUW(menu);
810 y2 = y1 + menu->entry_height;
811
812 new_x = x1;
813 new_y = y1;
814
815 if (x1 < rect.pos.x) {
816 new_x = rect.pos.x;
817 } else if (x2 >= rect.pos.x + rect.size.width) {
818 new_x = rect.pos.x + rect.size.width - MENUW(menu) - 1;
819 }
820
821 if (y1 < rect.pos.y) {
822 new_y = rect.pos.y;
823 } else if (y2 >= rect.pos.y + rect.size.height) {
824 new_y = rect.pos.y + rect.size.height - menu->entry_height - 1;
825 }
826
827 new_y = new_y - menu->frame->top_width - menu->selected_entry * menu->entry_height;
828 move_menus(menu, new_x, new_y);
829 }
830
831 static int check_key(WMenu * menu, XKeyEvent * event)
832 {
833 int i, ch, s;
834 char buffer[32];
835
836 if (XLookupString(event, buffer, 32, NULL, NULL) < 1)
837 return -1;
838
839 ch = toupper(buffer[0]);
840
841 s = (menu->selected_entry >= 0 ? menu->selected_entry + 1 : 0);
842
843 again:
844 for (i = s; i < menu->entry_no; i++) {
845 if (ch == toupper(menu->entries[i]->text[0])) {
846 return i;
847 }
848 }
849 /* no match. Retry from start, if previous started from a selected entry */
850 if (s != 0) {
851 s = 0;
852 goto again;
853 }
854 return -1;
855 }
856
857 static int keyboardMenu(WMenu * menu)
858 {
859 XEvent event;
860 KeySym ksym = NoSymbol;
861 int done = 0;
862 int index;
863 WMenuEntry *entry;
864 int old_pos_x = menu->frame_x;
865 int old_pos_y = menu->frame_y;
866 int new_x = old_pos_x, new_y = old_pos_y;
867 WMRect rect = wGetRectForHead(menu->frame->screen_ptr,
868 wGetHeadForPointerLocation(menu->frame->screen_ptr));
869
870 if (menu->flags.editing)
871 return False;
872
873 XGrabKeyboard(dpy, menu->frame->core->window, True, GrabModeAsync, GrabModeAsync, CurrentTime);
874
875 if (menu->frame_y + menu->frame->top_width >= rect.pos.y + rect.size.height)
876 new_y = rect.pos.y + rect.size.height - menu->frame->top_width;
877
878 if (menu->frame_x + MENUW(menu) >= rect.pos.x + rect.size.width)
879 new_x = rect.pos.x + rect.size.width - MENUW(menu) - 1;
880
881 move_menus(menu, new_x, new_y);
882
883 while (!done && menu->flags.mapped) {
884 XAllowEvents(dpy, AsyncKeyboard, CurrentTime);
885 WMMaskEvent(dpy, ExposureMask | ButtonMotionMask | ButtonPressMask
886 | ButtonReleaseMask | KeyPressMask | KeyReleaseMask | SubstructureNotifyMask, &event);
887
888 switch (event.type) {
889 case KeyPress:
890 ksym = XLookupKeysym(&event.xkey, 0);
891 if (wPreferences.vi_key_menus) {
892 switch (ksym) {
893 case XK_h:
894 ksym = XK_Left;
895 break;
896
897 case XK_j:
898 ksym = XK_Down;
899 break;
900
901 case XK_k:
902 ksym = XK_Up;
903 break;
904
905 case XK_l:
906 ksym = XK_Right;
907 break;
908
909 }
910 }
911 switch (ksym) {
912 case XK_Escape:
913 done = 1;
914 break;
915
916 case XK_Home:
917 #ifdef XK_KP_Home
918 case XK_KP_Home:
919 #endif
920 selectEntry(menu, 0);
921 makeVisible(menu);
922 break;
923
924 case XK_End:
925 #ifdef XK_KP_End
926 case XK_KP_End:
927 #endif
928 selectEntry(menu, menu->entry_no - 1);
929 makeVisible(menu);
930 break;
931
932 case XK_Up:
933 #ifdef XK_KP_Up
934 case XK_KP_Up:
935 #endif
936 if (menu->selected_entry <= 0)
937 selectEntry(menu, menu->entry_no - 1);
938 else
939 selectEntry(menu, menu->selected_entry - 1);
940 makeVisible(menu);
941 break;
942
943 case XK_Down:
944 #ifdef XK_KP_Down
945 case XK_KP_Down:
946 #endif
947 if (menu->selected_entry < 0)
948 selectEntry(menu, 0);
949 else if (menu->selected_entry == menu->entry_no - 1)
950 selectEntry(menu, 0);
951 else if (menu->selected_entry < menu->entry_no - 1)
952 selectEntry(menu, menu->selected_entry + 1);
953 makeVisible(menu);
954 break;
955
956 case XK_Right:
957 #ifdef XK_KP_Right
958 case XK_KP_Right:
959 #endif
960 if (menu->selected_entry >= 0) {
961 WMenuEntry *entry;
962 entry = menu->entries[menu->selected_entry];
963
964 if (entry->cascade >= 0 && menu->cascades
965 && menu->cascades[entry->cascade]->entry_no > 0) {
966
967 XUngrabKeyboard(dpy, CurrentTime);
968
969 selectEntry(menu->cascades[entry->cascade], 0);
970 if (!keyboardMenu(menu->cascades[entry->cascade]))
971 done = 1;
972
973 XGrabKeyboard(dpy, menu->frame->core->window, True,
974 GrabModeAsync, GrabModeAsync, CurrentTime);
975 }
976 }
977 break;
978
979 case XK_Left:
980 #ifdef XK_KP_Left
981 case XK_KP_Left:
982 #endif
983 if (menu->parent != NULL && menu->parent->selected_entry >= 0) {
984 selectEntry(menu, -1);
985 move_menus(menu, old_pos_x, old_pos_y);
986 return True;
987 }
988 break;
989
990 case XK_Return:
991 #ifdef XK_KP_Enter
992 case XK_KP_Enter:
993 #endif
994 done = 2;
995 break;
996
997 default:
998 index = check_key(menu, &event.xkey);
999 if (index >= 0) {
1000 selectEntry(menu, index);
1001 }
1002 }
1003 break;
1004
1005 default:
1006 if (event.type == ButtonPress)
1007 done = 1;
1008
1009 WMHandleEvent(&event);
1010 }
1011 }
1012
1013 XUngrabKeyboard(dpy, CurrentTime);
1014
1015 if (done == 2 && menu->selected_entry >= 0) {
1016 entry = menu->entries[menu->selected_entry];
1017 } else {
1018 entry = NULL;
1019 }
1020
1021 if (entry && entry->callback != NULL && entry->flags.enabled && entry->cascade < 0) {
1022 #if (MENU_BLINK_COUNT > 0)
1023 int sel = menu->selected_entry;
1024 int i;
1025
1026 for (i = 0; i < MENU_BLINK_COUNT; i++) {
1027 paintEntry(menu, sel, False);
1028 XSync(dpy, 0);
1029 wusleep(MENU_BLINK_DELAY);
1030 paintEntry(menu, sel, True);
1031 XSync(dpy, 0);
1032 wusleep(MENU_BLINK_DELAY);
1033 }
1034 #endif
1035 selectEntry(menu, -1);
1036
1037 if (!menu->flags.buttoned) {
1038 wMenuUnmap(menu);
1039 move_menus(menu, old_pos_x, old_pos_y);
1040 }
1041 closeCascade(menu);
1042
1043 (*entry->callback) (menu, entry);
1044 } else {
1045 if (!menu->flags.buttoned) {
1046 wMenuUnmap(menu);
1047 move_menus(menu, old_pos_x, old_pos_y);
1048 }
1049 selectEntry(menu, -1);
1050 }
1051
1052 /* returns True if returning from a submenu to a parent menu,
1053 * False if exiting from menu */
1054 return False;
1055 }
1056
1057 void wMenuMapAt(WMenu * menu, int x, int y, int keyboard)
1058 {
1059 if (!menu->flags.realized) {
1060 menu->flags.realized = 1;
1061 wMenuRealize(menu);
1062 }
1063
1064 if (!menu->flags.mapped) {
1065 if (wPreferences.wrap_menus) {
1066 WScreen *scr = menu->frame->screen_ptr;
1067 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
1068
1069 if (x < rect.pos.x)
1070 x = rect.pos.x;
1071 if (y < rect.pos.y)
1072 y = rect.pos.y;
1073 if (x + MENUW(menu) > rect.pos.x + rect.size.width)
1074 x = rect.pos.x + rect.size.width - MENUW(menu);
1075 if (y + MENUH(menu) > rect.pos.y + rect.size.height)
1076 y = rect.pos.y + rect.size.height - MENUH(menu);
1077 }
1078
1079 XMoveWindow(dpy, menu->frame->core->window, x, y);
1080 menu->frame_x = x;
1081 menu->frame_y = y;
1082 XMapWindow(dpy, menu->frame->core->window);
1083 wRaiseFrame(menu->frame->core);
1084 menu->flags.mapped = 1;
1085 } else {
1086 selectEntry(menu, 0);
1087 }
1088
1089 if (keyboard)
1090 keyboardMenu(menu);
1091 }
1092
1093 void wMenuMap(WMenu * menu)
1094 {
1095 if (!menu->flags.realized) {
1096 menu->flags.realized = 1;
1097 wMenuRealize(menu);
1098 }
1099 if (menu->flags.app_menu && menu->parent == NULL) {
1100 menu->frame_x = menu->frame->screen_ptr->app_menu_x;
1101 menu->frame_y = menu->frame->screen_ptr->app_menu_y;
1102 XMoveWindow(dpy, menu->frame->core->window, menu->frame_x, menu->frame_y);
1103 }
1104 XMapWindow(dpy, menu->frame->core->window);
1105 wRaiseFrame(menu->frame->core);
1106 menu->flags.mapped = 1;
1107 }
1108
1109 void wMenuUnmap(WMenu * menu)
1110 {
1111 int i;
1112
1113 XUnmapWindow(dpy, menu->frame->core->window);
1114 if (menu->flags.titled && menu->flags.buttoned) {
1115 wFrameWindowHideButton(menu->frame, WFF_RIGHT_BUTTON);
1116 }
1117 menu->flags.buttoned = 0;
1118 menu->flags.mapped = 0;
1119 menu->flags.open_to_left = 0;
1120
1121 for (i = 0; i < menu->cascade_no; i++) {
1122 if (menu->cascades[i] != NULL
1123 && menu->cascades[i]->flags.mapped && !menu->cascades[i]->flags.buttoned) {
1124
1125 wMenuUnmap(menu->cascades[i]);
1126 }
1127 }
1128 menu->selected_entry = -1;
1129 }
1130
1131 void wMenuPaint(WMenu * menu)
1132 {
1133 int i;
1134
1135 if (!menu->flags.mapped) {
1136 return;
1137 }
1138
1139 /* paint entries */
1140 for (i = 0; i < menu->entry_no; i++) {
1141 paintEntry(menu, i, i == menu->selected_entry);
1142 }
1143 }
1144
1145 void wMenuSetEnabled(WMenu * menu, int index, int enable)
1146 {
1147 if (index >= menu->entry_no)
1148 return;
1149 menu->entries[index]->flags.enabled = enable;
1150 paintEntry(menu, index, index == menu->selected_entry);
1151 paintEntry(menu->brother, index, index == menu->selected_entry);
1152 }
1153
1154
1155 static void selectEntry(WMenu * menu, int entry_no)
1156 {
1157 WMenuEntry *entry;
1158 WMenu *submenu;
1159 int old_entry;
1160
1161 if (menu->entries == NULL)
1162 return;
1163
1164 if (entry_no >= menu->entry_no)
1165 return;
1166
1167 old_entry = menu->selected_entry;
1168 menu->selected_entry = entry_no;
1169
1170 if (old_entry != entry_no) {
1171
1172 /* unselect previous entry */
1173 if (old_entry >= 0) {
1174 paintEntry(menu, old_entry, False);
1175 entry = menu->entries[old_entry];
1176
1177 /* unmap cascade */
1178 if (entry->cascade >= 0 && menu->cascades) {
1179 if (!menu->cascades[entry->cascade]->flags.buttoned) {
1180 wMenuUnmap(menu->cascades[entry->cascade]);
1181 }
1182 }
1183 }
1184
1185 if (entry_no < 0) {
1186 menu->selected_entry = -1;
1187 return;
1188 }
1189 entry = menu->entries[entry_no];
1190
1191 if (entry->cascade >= 0 && menu->cascades && entry->flags.enabled) {
1192 /* Callback for when the submenu is opened.
1193 */
1194 submenu = menu->cascades[entry->cascade];
1195 if (submenu && submenu->flags.brother)
1196 submenu = submenu->brother;
1197
1198 if (entry->callback) {
1199 /* Only call the callback if the submenu is not yet mapped.
1200 */
1201 if (menu->flags.brother) {
1202 if (!submenu || !submenu->flags.mapped)
1203 (*entry->callback) (menu->brother, entry);
1204 } else {
1205 if (!submenu || !submenu->flags.buttoned)
1206 (*entry->callback) (menu, entry);
1207 }
1208 }
1209
1210 /* the submenu menu might have changed */
1211 submenu = menu->cascades[entry->cascade];
1212
1213 /* map cascade */
1214 if (!submenu->flags.mapped) {
1215 int x, y;
1216
1217 if (!submenu->flags.realized)
1218 wMenuRealize(submenu);
1219 if (wPreferences.wrap_menus) {
1220 if (menu->flags.open_to_left)
1221 submenu->flags.open_to_left = 1;
1222
1223 if (submenu->flags.open_to_left) {
1224 x = menu->frame_x - MENUW(submenu);
1225 if (x < 0) {
1226 x = 0;
1227 submenu->flags.open_to_left = 0;
1228 }
1229 } else {
1230 x = menu->frame_x + MENUW(menu);
1231
1232 if (x + MENUW(submenu)
1233 >= menu->frame->screen_ptr->scr_width) {
1234
1235 x = menu->frame_x - MENUW(submenu);
1236 submenu->flags.open_to_left = 1;
1237 }
1238 }
1239 } else {
1240 x = menu->frame_x + MENUW(menu);
1241 }
1242
1243 if (wPreferences.align_menus) {
1244 y = menu->frame_y;
1245 } else {
1246 y = menu->frame_y + menu->entry_height * entry_no;
1247 if (menu->flags.titled)
1248 y += menu->frame->top_width;
1249 if (menu->cascades[entry->cascade]->flags.titled)
1250 y -= menu->cascades[entry->cascade]->frame->top_width;
1251 }
1252
1253 wMenuMapAt(menu->cascades[entry->cascade], x, y, False);
1254 menu->cascades[entry->cascade]->parent = menu;
1255 } else {
1256 return;
1257 }
1258 }
1259 paintEntry(menu, entry_no, True);
1260 }
1261 }
1262
1263 static WMenu *findMenu(WScreen * scr, int *x_ret, int *y_ret)
1264 {
1265 WMenu *menu;
1266 WObjDescriptor *desc;
1267 Window root_ret, win, junk_win;
1268 int x, y, wx, wy;
1269 unsigned int mask;
1270
1271 XQueryPointer(dpy, scr->root_win, &root_ret, &win, &x, &y, &wx, &wy, &mask);
1272
1273 if (win == None)
1274 return NULL;
1275
1276 if (XFindContext(dpy, win, w_global.context.client_win, (XPointer *) & desc) == XCNOENT)
1277 return NULL;
1278
1279 if (desc->parent_type == WCLASS_MENU) {
1280 menu = (WMenu *) desc->parent;
1281 XTranslateCoordinates(dpy, root_ret, menu->menu->window, wx, wy, x_ret, y_ret, &junk_win);
1282 return menu;
1283 }
1284 return NULL;
1285 }
1286
1287 static void closeCascade(WMenu * menu)
1288 {
1289 WMenu *parent = menu->parent;
1290
1291 if (menu->flags.brother || (!menu->flags.buttoned && (!menu->flags.app_menu || menu->parent != NULL))) {
1292
1293 selectEntry(menu, -1);
1294 XSync(dpy, 0);
1295 #if (MENU_BLINK_DELAY > 2)
1296 wusleep(MENU_BLINK_DELAY / 2);
1297 #endif
1298 wMenuUnmap(menu);
1299 while (parent != NULL
1300 && (parent->parent != NULL || !parent->flags.app_menu || parent->flags.brother)
1301 && !parent->flags.buttoned) {
1302 selectEntry(parent, -1);
1303 wMenuUnmap(parent);
1304 parent = parent->parent;
1305 }
1306 if (parent)
1307 selectEntry(parent, -1);
1308 }
1309 }
1310
1311 static void closeBrotherCascadesOf(WMenu * menu)
1312 {
1313 WMenu *tmp;
1314 int i;
1315
1316 for (i = 0; i < menu->cascade_no; i++) {
1317 if (menu->cascades[i]->flags.brother) {
1318 tmp = menu->cascades[i];
1319 } else {
1320 tmp = menu->cascades[i]->brother;
1321 }
1322 if (tmp->flags.mapped) {
1323 selectEntry(tmp->parent, -1);
1324 closeBrotherCascadesOf(tmp);
1325 break;
1326 }
1327 }
1328 }
1329
1330 #define getEntryAt(menu, x, y) ((y)<0 ? -1 : (y)/(menu->entry_height))
1331
1332 static WMenu *parentMenu(WMenu * menu)
1333 {
1334 WMenu *parent;
1335 WMenuEntry *entry;
1336
1337 if (menu->flags.buttoned)
1338 return menu;
1339
1340 while (menu->parent && menu->parent->flags.mapped) {
1341 parent = menu->parent;
1342 if (parent->selected_entry < 0)
1343 break;
1344 entry = parent->entries[parent->selected_entry];
1345 if (!entry->flags.enabled || entry->cascade < 0 || !parent->cascades ||
1346 parent->cascades[entry->cascade] != menu)
1347 break;
1348 menu = parent;
1349 if (menu->flags.buttoned)
1350 break;
1351 }
1352
1353 return menu;
1354 }
1355
1356 /*
1357 * Will raise the passed menu, if submenu = 0
1358 * If submenu > 0 will also raise all mapped submenus
1359 * until the first buttoned one
1360 * If submenu < 0 will also raise all mapped parent menus
1361 * until the first buttoned one
1362 */
1363
1364 static void raiseMenus(WMenu * menu, int submenus)
1365 {
1366 WMenu *submenu;
1367 int i;
1368
1369 if (!menu)
1370 return;
1371
1372 wRaiseFrame(menu->frame->core);
1373
1374 if (submenus > 0 && menu->selected_entry >= 0) {
1375 i = menu->entries[menu->selected_entry]->cascade;
1376 if (i >= 0 && menu->cascades) {
1377 submenu = menu->cascades[i];
1378 if (submenu->flags.mapped && !submenu->flags.buttoned)
1379 raiseMenus(submenu, submenus);
1380 }
1381 }
1382 if (submenus < 0 && !menu->flags.buttoned && menu->parent && menu->parent->flags.mapped)
1383 raiseMenus(menu->parent, submenus);
1384 }
1385
1386 WMenu *wMenuUnderPointer(WScreen * screen)
1387 {
1388 WObjDescriptor *desc;
1389 Window root_ret, win;
1390 int dummy;
1391 unsigned int mask;
1392
1393 XQueryPointer(dpy, screen->root_win, &root_ret, &win, &dummy, &dummy, &dummy, &dummy, &mask);
1394
1395 if (win == None)
1396 return NULL;
1397
1398 if (XFindContext(dpy, win, w_global.context.client_win, (XPointer *) & desc) == XCNOENT)
1399 return NULL;
1400
1401 if (desc->parent_type == WCLASS_MENU)
1402 return (WMenu *) desc->parent;
1403 return NULL;
1404 }
1405
1406 static void getPointerPosition(WScreen * scr, int *x, int *y)
1407 {
1408 Window root_ret, win;
1409 int wx, wy;
1410 unsigned int mask;
1411
1412 XQueryPointer(dpy, scr->root_win, &root_ret, &win, x, y, &wx, &wy, &mask);
1413 }
1414
1415 static void getScrollAmount(WMenu * menu, int *hamount, int *vamount)
1416 {
1417 WScreen *scr = menu->menu->screen_ptr;
1418 int menuX1 = menu->frame_x;
1419 int menuY1 = menu->frame_y;
1420 int menuX2 = menu->frame_x + MENUW(menu);
1421 int menuY2 = menu->frame_y + MENUH(menu);
1422 int xroot, yroot;
1423 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
1424
1425 *hamount = 0;
1426 *vamount = 0;
1427
1428 getPointerPosition(scr, &xroot, &yroot);
1429
1430 if (xroot <= (rect.pos.x + 1) && menuX1 < rect.pos.x) {
1431 /* scroll to the right */
1432 *hamount = WMIN(MENU_SCROLL_STEP, abs(menuX1));
1433
1434 } else if (xroot >= (rect.pos.x + rect.size.width - 2) && menuX2 > (rect.pos.x + rect.size.width - 1)) {
1435 /* scroll to the left */
1436 *hamount = WMIN(MENU_SCROLL_STEP, abs(menuX2 - rect.pos.x - rect.size.width - 1));
1437
1438 if (*hamount == 0)
1439 *hamount = 1;
1440
1441 *hamount = -*hamount;
1442 }
1443
1444 if (yroot <= (rect.pos.y + 1) && menuY1 < rect.pos.y) {
1445 /* scroll down */
1446 *vamount = WMIN(MENU_SCROLL_STEP, abs(menuY1));
1447
1448 } else if (yroot >= (rect.pos.y + rect.size.height - 2) && menuY2 > (rect.pos.y + rect.size.height - 1)) {
1449 /* scroll up */
1450 *vamount = WMIN(MENU_SCROLL_STEP, abs(menuY2 - rect.pos.y - rect.size.height - 2));
1451
1452 *vamount = -*vamount;
1453 }
1454 }
1455
1456 static void dragScrollMenuCallback(void *data)
1457 {
1458 WMenu *menu = (WMenu *) data;
1459 WScreen *scr = menu->menu->screen_ptr;
1460 WMenu *parent = parentMenu(menu);
1461 int hamount, vamount;
1462 int x, y;
1463 int newSelectedEntry;
1464
1465 getScrollAmount(menu, &hamount, &vamount);
1466
1467 if (hamount != 0 || vamount != 0) {
1468 wMenuMove(parent, parent->frame_x + hamount, parent->frame_y + vamount, True);
1469 if (findMenu(scr, &x, &y)) {
1470 newSelectedEntry = getEntryAt(menu, x, y);
1471 selectEntry(menu, newSelectedEntry);
1472 } else {
1473 /* Pointer fell outside of menu. If the selected entry is
1474 * not a submenu, unselect it */
1475 if (menu->selected_entry >= 0 && menu->entries[menu->selected_entry]->cascade < 0)
1476 selectEntry(menu, -1);
1477 newSelectedEntry = 0;
1478 }
1479
1480 /* paranoid check */
1481 if (newSelectedEntry >= 0) {
1482 /* keep scrolling */
1483 menu->timer = WMAddTimerHandler(MENU_SCROLL_DELAY, dragScrollMenuCallback, menu);
1484 } else {
1485 menu->timer = NULL;
1486 }
1487 } else {
1488 /* don't need to scroll anymore */
1489 menu->timer = NULL;
1490 if (findMenu(scr, &x, &y)) {
1491 newSelectedEntry = getEntryAt(menu, x, y);
1492 selectEntry(menu, newSelectedEntry);
1493 }
1494 }
1495 }
1496
1497 static void scrollMenuCallback(void *data)
1498 {
1499 WMenu *menu = (WMenu *) data;
1500 WMenu *parent = parentMenu(menu);
1501 int hamount = 0; /* amount to scroll */
1502 int vamount = 0;
1503
1504 getScrollAmount(menu, &hamount, &vamount);
1505
1506 if (hamount != 0 || vamount != 0) {
1507 wMenuMove(parent, parent->frame_x + hamount, parent->frame_y + vamount, True);
1508
1509 /* keep scrolling */
1510 menu->timer = WMAddTimerHandler(MENU_SCROLL_DELAY, scrollMenuCallback, menu);
1511 } else {
1512 /* don't need to scroll anymore */
1513 menu->timer = NULL;
1514 }
1515 }
1516
1517 #define MENU_SCROLL_BORDER 5
1518
1519 static int isPointNearBoder(WMenu * menu, int x, int y)
1520 {
1521 int menuX1 = menu->frame_x;
1522 int menuY1 = menu->frame_y;
1523 int menuX2 = menu->frame_x + MENUW(menu);
1524 int menuY2 = menu->frame_y + MENUH(menu);
1525 int flag = 0;
1526 int head = wGetHeadForPoint(menu->frame->screen_ptr, wmkpoint(x, y));
1527 WMRect rect = wGetRectForHead(menu->frame->screen_ptr, head);
1528
1529 /* XXX: handle screen joins properly !! */
1530
1531 if (x >= menuX1 && x <= menuX2 &&
1532 (y < rect.pos.y + MENU_SCROLL_BORDER || y >= rect.pos.y + rect.size.height - MENU_SCROLL_BORDER))
1533 flag = 1;
1534 else if (y >= menuY1 && y <= menuY2 &&
1535 (x < rect.pos.x + MENU_SCROLL_BORDER || x >= rect.pos.x + rect.size.width - MENU_SCROLL_BORDER))
1536 flag = 1;
1537
1538 return flag;
1539 }
1540
1541 typedef struct _delay {
1542 WMenu *menu;
1543 int ox, oy;
1544 } _delay;
1545
1546 static void leaving(_delay * dl)
1547 {
1548 wMenuMove(dl->menu, dl->ox, dl->oy, True);
1549 dl->menu->jump_back = NULL;
1550 dl->menu->menu->screen_ptr->flags.jump_back_pending = 0;
1551 wfree(dl);
1552 }
1553
1554 void wMenuScroll(WMenu * menu, XEvent * event)
1555 {
1556 WMenu *smenu;
1557 WMenu *omenu = parentMenu(menu);
1558 WScreen *scr = menu->frame->screen_ptr;
1559 int done = 0;
1560 int jump_back = 0;
1561 int old_frame_x = omenu->frame_x;
1562 int old_frame_y = omenu->frame_y;
1563 XEvent ev;
1564
1565 if (omenu->jump_back)
1566 WMDeleteTimerWithClientData(omenu->jump_back);
1567
1568 if (( /*omenu->flags.buttoned && */ !wPreferences.wrap_menus)
1569 || omenu->flags.app_menu) {
1570 jump_back = 1;
1571 }
1572
1573 if (!wPreferences.wrap_menus)
1574 raiseMenus(omenu, True);
1575 else
1576 raiseMenus(menu, False);
1577
1578 if (!menu->timer)
1579 scrollMenuCallback(menu);
1580
1581 while (!done) {
1582 int x, y, on_border, on_x_edge, on_y_edge, on_title;
1583 WMRect rect;
1584
1585 WMNextEvent(dpy, &ev);
1586 switch (ev.type) {
1587 case EnterNotify:
1588 WMHandleEvent(&ev);
1589 case MotionNotify:
1590 x = (ev.type == MotionNotify) ? ev.xmotion.x_root : ev.xcrossing.x_root;
1591 y = (ev.type == MotionNotify) ? ev.xmotion.y_root : ev.xcrossing.y_root;
1592
1593 /* on_border is != 0 if the pointer is between the menu
1594 * and the screen border and is close enough to the border */
1595 on_border = isPointNearBoder(menu, x, y);
1596
1597 smenu = wMenuUnderPointer(scr);
1598
1599 if ((smenu == NULL && !on_border) || (smenu && parentMenu(smenu) != omenu)) {
1600 done = 1;
1601 break;
1602 }
1603
1604 rect = wGetRectForHead(scr, wGetHeadForPoint(scr, wmkpoint(x, y)));
1605 on_x_edge = x <= rect.pos.x + 1 || x >= rect.pos.x + rect.size.width - 2;
1606 on_y_edge = y <= rect.pos.y + 1 || y >= rect.pos.y + rect.size.height - 2;
1607 on_border = on_x_edge || on_y_edge;
1608
1609 if (!on_border && !jump_back) {
1610 done = 1;
1611 break;
1612 }
1613
1614 if (menu->timer && (smenu != menu || (!on_y_edge && !on_x_edge))) {
1615 WMDeleteTimerHandler(menu->timer);
1616 menu->timer = NULL;
1617 }
1618
1619 if (smenu != NULL)
1620 menu = smenu;
1621
1622 if (!menu->timer)
1623 scrollMenuCallback(menu);
1624 break;
1625 case ButtonPress:
1626 /* True if we push on title, or drag the omenu to other position */
1627 on_title = ev.xbutton.x_root >= omenu->frame_x &&
1628 ev.xbutton.x_root <= omenu->frame_x + MENUW(omenu) &&
1629 ev.xbutton.y_root >= omenu->frame_y &&
1630 ev.xbutton.y_root <= omenu->frame_y + omenu->frame->top_width;
1631 WMHandleEvent(&ev);
1632 smenu = wMenuUnderPointer(scr);
1633 if (smenu == NULL || (smenu && smenu->flags.buttoned && smenu != omenu))
1634 done = 1;
1635 else if (smenu == omenu && on_title) {
1636 jump_back = 0;
1637 done = 1;
1638 }
1639 break;
1640 case KeyPress:
1641 done = 1;
1642 default:
1643 WMHandleEvent(&ev);
1644 break;
1645 }
1646 }
1647
1648 if (menu->timer) {
1649 WMDeleteTimerHandler(menu->timer);
1650 menu->timer = NULL;
1651 }
1652
1653 if (jump_back) {
1654 _delay *delayer;
1655 if (!omenu->jump_back) {
1656 delayer = wmalloc(sizeof(_delay));
1657 delayer->menu = omenu;
1658 delayer->ox = old_frame_x;
1659 delayer->oy = old_frame_y;
1660 omenu->jump_back = delayer;
1661 scr->flags.jump_back_pending = 1;
1662 } else
1663 delayer = omenu->jump_back;
1664 WMAddTimerHandler(MENU_JUMP_BACK_DELAY, (WMCallback *) leaving, delayer);
1665 }
1666 }
1667
1668 static void menuExpose(WObjDescriptor * desc, XEvent * event)
1669 {
1670 wMenuPaint(desc->parent);
1671 }
1672
1673 typedef struct {
1674 int *delayed_select;
1675 WMenu *menu;
1676 WMHandlerID magic;
1677 } delay_data;
1678
1679 static void delaySelection(void *data)
1680 {
1681 delay_data *d = (delay_data *) data;
1682 int x, y, entry_no;
1683 WMenu *menu;
1684
1685 d->magic = NULL;
1686
1687 menu = findMenu(d->menu->menu->screen_ptr, &x, &y);
1688 if (menu && (d->menu == menu || d->delayed_select)) {
1689 entry_no = getEntryAt(menu, x, y);
1690 selectEntry(menu, entry_no);
1691 }
1692 if (d->delayed_select)
1693 *(d->delayed_select) = 0;
1694 }
1695
1696 static void menuMouseDown(WObjDescriptor * desc, XEvent * event)
1697 {
1698 WWindow *wwin;
1699 XButtonEvent *bev = &event->xbutton;
1700 WMenu *menu = desc->parent;
1701 WMenu *smenu;
1702 WScreen *scr = menu->frame->screen_ptr;
1703 WMenuEntry *entry = NULL;
1704 XEvent ev;
1705 int close_on_exit = 0;
1706 int done = 0;
1707 int delayed_select = 0;
1708 int entry_no;
1709 int x, y;
1710 int prevx, prevy;
1711 int old_frame_x = 0;
1712 int old_frame_y = 0;
1713 delay_data d_data = { NULL, NULL, NULL };
1714
1715 /* Doesn't seem to be needed anymore (if delayed selection handler is
1716 * added only if not present). there seem to be no other side effects
1717 * from removing this and it is also possible that it was only added
1718 * to avoid problems with adding the delayed selection timer handler
1719 * multiple times
1720 */
1721 /*if (menu->flags.inside_handler) {
1722 return;
1723 } */
1724 menu->flags.inside_handler = 1;
1725
1726 if (!wPreferences.wrap_menus) {
1727 smenu = parentMenu(menu);
1728 old_frame_x = smenu->frame_x;
1729 old_frame_y = smenu->frame_y;
1730 } else if (event->xbutton.window == menu->frame->core->window) {
1731 /* This is true if the menu was launched with right click on root window */
1732 if (!d_data.magic) {
1733 delayed_select = 1;
1734 d_data.delayed_select = &delayed_select;
1735 d_data.menu = menu;
1736 d_data.magic = WMAddTimerHandler(wPreferences.dblclick_time, delaySelection, &d_data);
1737 }
1738 }
1739
1740 wRaiseFrame(menu->frame->core);
1741
1742 close_on_exit = (bev->send_event || menu->flags.brother);
1743
1744 smenu = findMenu(scr, &x, &y);
1745 if (!smenu) {
1746 x = -1;
1747 y = -1;
1748 } else {
1749 menu = smenu;
1750 }
1751
1752 if (menu->flags.editing) {
1753 goto byebye;
1754 }
1755 entry_no = getEntryAt(menu, x, y);
1756 if (entry_no >= 0) {
1757 entry = menu->entries[entry_no];
1758
1759 if (!close_on_exit && (bev->state & ControlMask) && smenu && entry->flags.editable) {
1760 char buffer[128];
1761 char *name;
1762 int number = entry_no - 3; /* Entries "New", "Destroy Last" and "Last Used" appear before workspaces */
1763
1764 name = wstrdup(scr->workspaces[number]->name);
1765 snprintf(buffer, sizeof(buffer), _("Type the name for workspace %i:"), number + 1);
1766
1767 wMenuUnmap(scr->root_menu);
1768
1769 if (wInputDialog(scr, _("Rename Workspace"), buffer, &name))
1770 wWorkspaceRename(scr, number, name);
1771
1772 if (name)
1773 wfree(name);
1774
1775 goto byebye;
1776 } else if (bev->state & ControlMask) {
1777 goto byebye;
1778 }
1779
1780 if (entry->flags.enabled && entry->cascade >= 0 && menu->cascades) {
1781 WMenu *submenu = menu->cascades[entry->cascade];
1782 /* map cascade */
1783 if (submenu->flags.mapped && !submenu->flags.buttoned && menu->selected_entry != entry_no) {
1784 wMenuUnmap(submenu);
1785 }
1786 if (!submenu->flags.mapped && !delayed_select) {
1787 selectEntry(menu, entry_no);
1788 } else if (!submenu->flags.buttoned) {
1789 selectEntry(menu, -1);
1790 }
1791
1792 } else if (!delayed_select) {
1793 if (menu == scr->switch_menu && event->xbutton.button == Button3) {
1794 selectEntry(menu, entry_no);
1795 OpenWindowMenu2((WWindow *)entry->clientdata,
1796 event->xbutton.x_root,
1797 event->xbutton.y_root, False);
1798 wwin = (WWindow *)entry->clientdata;
1799 desc = &wwin->screen_ptr->window_menu->menu->descriptor;
1800 event->xany.send_event = True;
1801 (*desc->handle_mousedown)(desc, event);
1802
1803 XUngrabPointer(dpy, CurrentTime);
1804 selectEntry(menu, -1);
1805 return;
1806 } else {
1807 selectEntry(menu, entry_no);
1808 }
1809 }
1810
1811 if (!wPreferences.wrap_menus && !wPreferences.scrollable_menus) {
1812 if (!menu->timer)
1813 dragScrollMenuCallback(menu);
1814 }
1815 }
1816
1817 prevx = bev->x_root;
1818 prevy = bev->y_root;
1819 while (!done) {
1820 int x, y;
1821
1822 XAllowEvents(dpy, AsyncPointer | SyncPointer, CurrentTime);
1823
1824 WMMaskEvent(dpy, ExposureMask | ButtonMotionMask | ButtonReleaseMask | ButtonPressMask, &ev);
1825 switch (ev.type) {
1826 case MotionNotify:
1827 smenu = findMenu(scr, &x, &y);
1828
1829 if (smenu == NULL) {
1830 /* moved mouse out of menu */
1831
1832 if (!delayed_select && d_data.magic) {
1833 WMDeleteTimerHandler(d_data.magic);
1834 d_data.magic = NULL;
1835 }
1836 if (menu == NULL
1837 || (menu->selected_entry >= 0
1838 && menu->entries[menu->selected_entry]->cascade >= 0)) {
1839 prevx = ev.xmotion.x_root;
1840 prevy = ev.xmotion.y_root;
1841
1842 break;
1843 }
1844 selectEntry(menu, -1);
1845 menu = smenu;
1846 prevx = ev.xmotion.x_root;
1847 prevy = ev.xmotion.y_root;
1848 break;
1849 } else if (menu && menu != smenu
1850 && (menu->selected_entry < 0
1851 || menu->entries[menu->selected_entry]->cascade < 0)) {
1852 selectEntry(menu, -1);
1853
1854 if (!delayed_select && d_data.magic) {
1855 WMDeleteTimerHandler(d_data.magic);
1856 d_data.magic = NULL;
1857 }
1858 } else {
1859
1860 /* hysteresis for item selection */
1861
1862 /* check if the motion was to the side, indicating that
1863 * the user may want to cross to a submenu */
1864 if (!delayed_select && menu) {
1865 int dx;
1866 Bool moved_to_submenu; /* moved to direction of submenu */
1867
1868 dx = abs(prevx - ev.xmotion.x_root);
1869
1870 moved_to_submenu = False;
1871 if (dx > 0 /* if moved enough to the side */
1872 /* maybe a open submenu */
1873 && menu->selected_entry >= 0
1874 /* moving to the right direction */
1875 && (wPreferences.align_menus || ev.xmotion.y_root >= prevy)) {
1876 int index;
1877
1878 index = menu->entries[menu->selected_entry]->cascade;
1879 if (index >= 0) {
1880 if (menu->cascades[index]->frame_x > menu->frame_x) {
1881 if (prevx < ev.xmotion.x_root)
1882 moved_to_submenu = True;
1883 } else {
1884 if (prevx > ev.xmotion.x_root)
1885 moved_to_submenu = True;
1886 }
1887 }
1888 }
1889
1890 if (menu != smenu) {
1891 if (d_data.magic) {
1892 WMDeleteTimerHandler(d_data.magic);
1893 d_data.magic = NULL;
1894 }
1895 } else if (moved_to_submenu) {
1896 /* while we are moving, postpone the selection */
1897 if (d_data.magic) {
1898 WMDeleteTimerHandler(d_data.magic);
1899 }
1900 d_data.delayed_select = NULL;
1901 d_data.menu = menu;
1902 d_data.magic = WMAddTimerHandler(MENU_SELECT_DELAY,
1903 delaySelection, &d_data);
1904 prevx = ev.xmotion.x_root;
1905 prevy = ev.xmotion.y_root;
1906 break;
1907 } else {
1908 if (d_data.magic) {
1909 WMDeleteTimerHandler(d_data.magic);
1910 d_data.magic = NULL;
1911 }
1912 }
1913 }
1914 }
1915 prevx = ev.xmotion.x_root;
1916 prevy = ev.xmotion.y_root;
1917 if (menu != smenu) {
1918 /* pointer crossed menus */
1919 if (menu && menu->timer) {
1920 WMDeleteTimerHandler(menu->timer);
1921 menu->timer = NULL;
1922 }
1923 if (smenu)
1924 dragScrollMenuCallback(smenu);
1925 }
1926 menu = smenu;
1927 if (!menu->timer)
1928 dragScrollMenuCallback(menu);
1929
1930 if (!delayed_select) {
1931 entry_no = getEntryAt(menu, x, y);
1932 if (entry_no >= 0) {
1933 entry = menu->entries[entry_no];
1934 if (entry->flags.enabled && entry->cascade >= 0 && menu->cascades) {
1935 WMenu *submenu = menu->cascades[entry->cascade];
1936 if (submenu->flags.mapped && !submenu->flags.buttoned
1937 && menu->selected_entry != entry_no) {
1938 wMenuUnmap(submenu);
1939 }
1940 }
1941 }
1942 selectEntry(menu, entry_no);
1943 }
1944 break;
1945
1946 case ButtonPress:
1947 break;
1948
1949 case ButtonRelease:
1950 if (ev.xbutton.button == event->xbutton.button)
1951 done = 1;
1952 break;
1953
1954 case Expose:
1955 WMHandleEvent(&ev);
1956 break;
1957 }
1958 }
1959
1960 if (menu && menu->timer) {
1961 WMDeleteTimerHandler(menu->timer);
1962 menu->timer = NULL;
1963 }
1964 if (d_data.magic != NULL) {
1965 WMDeleteTimerHandler(d_data.magic);
1966 d_data.magic = NULL;
1967 }
1968
1969 if (menu && menu->selected_entry >= 0) {
1970 entry = menu->entries[menu->selected_entry];
1971 if (entry->callback != NULL && entry->flags.enabled && entry->cascade < 0) {
1972 /* blink and erase menu selection */
1973 #if (MENU_BLINK_DELAY > 0)
1974 int sel = menu->selected_entry;
1975 int i;
1976
1977 for (i = 0; i < MENU_BLINK_COUNT; i++) {
1978 paintEntry(menu, sel, False);
1979 XSync(dpy, 0);
1980 wusleep(MENU_BLINK_DELAY);
1981 paintEntry(menu, sel, True);
1982 XSync(dpy, 0);
1983 wusleep(MENU_BLINK_DELAY);
1984 }
1985 #endif
1986 /* unmap the menu, it's parents and call the callback */
1987 if (!menu->flags.buttoned && (!menu->flags.app_menu || menu->parent != NULL)) {
1988 closeCascade(menu);
1989 } else {
1990 selectEntry(menu, -1);
1991 }
1992 (*entry->callback) (menu, entry);
1993
1994 /* If the user double clicks an entry, the entry will
1995 * be executed twice, which is not good for things like
1996 * the root menu. So, ignore any clicks that were generated
1997 * while the entry was being executed */
1998 while (XCheckTypedWindowEvent(dpy, menu->menu->window, ButtonPress, &ev)) ;
1999 } else if (entry->callback != NULL && entry->cascade < 0) {
2000 selectEntry(menu, -1);
2001 } else {
2002 if (entry->cascade >= 0 && menu->cascades && menu->cascades[entry->cascade]->flags.brother) {
2003 selectEntry(menu, -1);
2004 }
2005 }
2006 }
2007
2008 if (((WMenu *) desc->parent)->flags.brother || close_on_exit || !smenu)
2009 closeCascade(desc->parent);
2010
2011 /* close the cascade windows that should not remain opened */
2012 closeBrotherCascadesOf(desc->parent);
2013
2014 if (!wPreferences.wrap_menus)
2015 wMenuMove(parentMenu(desc->parent), old_frame_x, old_frame_y, True);
2016
2017 byebye:
2018 /* Just to be sure in case we skip the 2 above because of a goto byebye */
2019 if (menu && menu->timer) {
2020 WMDeleteTimerHandler(menu->timer);
2021 menu->timer = NULL;
2022 }
2023 if (d_data.magic != NULL) {
2024 WMDeleteTimerHandler(d_data.magic);
2025 d_data.magic = NULL;
2026 }
2027
2028 ((WMenu *) desc->parent)->flags.inside_handler = 0;
2029 }
2030
2031 void wMenuMove(WMenu * menu, int x, int y, int submenus)
2032 {
2033 WMenu *submenu;
2034 int i;
2035
2036 if (!menu)
2037 return;
2038
2039 menu->frame_x = x;
2040 menu->frame_y = y;
2041 XMoveWindow(dpy, menu->frame->core->window, x, y);
2042
2043 if (submenus > 0 && menu->selected_entry >= 0) {
2044 i = menu->entries[menu->selected_entry]->cascade;
2045
2046 if (i >= 0 && menu->cascades) {
2047 submenu = menu->cascades[i];
2048 if (submenu->flags.mapped && !submenu->flags.buttoned) {
2049 if (wPreferences.align_menus) {
2050 wMenuMove(submenu, x + MENUW(menu), y, submenus);
2051 } else {
2052 wMenuMove(submenu, x + MENUW(menu),
2053 y + submenu->entry_height * menu->selected_entry, submenus);
2054 }
2055 }
2056 }
2057 }
2058 if (submenus < 0 && menu->parent != NULL && menu->parent->flags.mapped && !menu->parent->flags.buttoned) {
2059 if (wPreferences.align_menus) {
2060 wMenuMove(menu->parent, x - MENUW(menu->parent), y, submenus);
2061 } else {
2062 wMenuMove(menu->parent, x - MENUW(menu->parent), menu->frame_y
2063 - menu->parent->entry_height * menu->parent->selected_entry, submenus);
2064 }
2065 }
2066 }
2067
2068 static void changeMenuLevels(WMenu * menu, int lower)
2069 {
2070 int i;
2071
2072 if (!lower) {
2073 ChangeStackingLevel(menu->frame->core, (!menu->parent ? WMMainMenuLevel : WMSubmenuLevel));
2074 wRaiseFrame(menu->frame->core);
2075 menu->flags.lowered = 0;
2076 } else {
2077 ChangeStackingLevel(menu->frame->core, WMNormalLevel);
2078 wLowerFrame(menu->frame->core);
2079 menu->flags.lowered = 1;
2080 }
2081 for (i = 0; i < menu->cascade_no; i++) {
2082 if (menu->cascades[i]
2083 && !menu->cascades[i]->flags.buttoned && menu->cascades[i]->flags.lowered != lower) {
2084 changeMenuLevels(menu->cascades[i], lower);
2085 }
2086 }
2087 }
2088
2089 static void menuTitleDoubleClick(WCoreWindow * sender, void *data, XEvent * event)
2090 {
2091 WMenu *menu = data;
2092 int lower;
2093
2094 if (event->xbutton.state & MOD_MASK) {
2095 if (menu->flags.lowered) {
2096 lower = 0;
2097 } else {
2098 lower = 1;
2099 }
2100 changeMenuLevels(menu, lower);
2101 }
2102 }
2103
2104 static void menuTitleMouseDown(WCoreWindow * sender, void *data, XEvent * event)
2105 {
2106 WMenu *menu = data;
2107 WMenu *tmp;
2108 XEvent ev;
2109 int x = menu->frame_x, y = menu->frame_y;
2110 int dx = event->xbutton.x_root, dy = event->xbutton.y_root;
2111 int i, lower;
2112 Bool started;
2113
2114 /* can't touch the menu copy */
2115 if (menu->flags.brother)
2116 return;
2117
2118 if (event->xbutton.button != Button1 && event->xbutton.button != Button2)
2119 return;
2120
2121 if (event->xbutton.state & MOD_MASK) {
2122 wLowerFrame(menu->frame->core);
2123 lower = 1;
2124 } else {
2125 wRaiseFrame(menu->frame->core);
2126 lower = 0;
2127 }
2128 tmp = menu;
2129
2130 /* lower/raise all submenus */
2131 while (1) {
2132 if (tmp->selected_entry >= 0 && tmp->cascades && tmp->entries[tmp->selected_entry]->cascade >= 0) {
2133 tmp = tmp->cascades[tmp->entries[tmp->selected_entry]->cascade];
2134 if (!tmp || !tmp->flags.mapped)
2135 break;
2136 if (lower)
2137 wLowerFrame(tmp->frame->core);
2138 else
2139 wRaiseFrame(tmp->frame->core);
2140 } else {
2141 break;
2142 }
2143 }
2144
2145 /* tear off the menu if it's a root menu or a cascade
2146 application menu */
2147 if (!menu->flags.buttoned && !menu->flags.brother && (!menu->flags.app_menu || menu->parent != NULL)) {
2148 menu->flags.buttoned = 1;
2149 wFrameWindowShowButton(menu->frame, WFF_RIGHT_BUTTON);
2150 if (menu->parent) {
2151 /* turn off selected menu entry in parent menu */
2152 selectEntry(menu->parent, -1);
2153
2154 /* make parent map the copy in place of the original */
2155 for (i = 0; i < menu->parent->cascade_no; i++) {
2156 if (menu->parent->cascades[i] == menu) {
2157 menu->parent->cascades[i] = menu->brother;
2158 break;
2159 }
2160 }
2161 }
2162 }
2163
2164 started = False;
2165 while (1) {
2166 WMMaskEvent(dpy, ButtonMotionMask | ButtonReleaseMask | ButtonPressMask | ExposureMask, &ev);
2167 switch (ev.type) {
2168 case MotionNotify:
2169 if (started) {
2170 x += ev.xmotion.x_root - dx;
2171 y += ev.xmotion.y_root - dy;
2172 dx = ev.xmotion.x_root;
2173 dy = ev.xmotion.y_root;
2174 wMenuMove(menu, x, y, True);
2175 } else {
2176 if (abs(ev.xmotion.x_root - dx) > MOVE_THRESHOLD
2177 || abs(ev.xmotion.y_root - dy) > MOVE_THRESHOLD) {
2178 started = True;
2179 XGrabPointer(dpy, menu->frame->titlebar->window, False,
2180 ButtonMotionMask | ButtonReleaseMask
2181 | ButtonPressMask,
2182 GrabModeAsync, GrabModeAsync, None,
2183 wPreferences.cursor[WCUR_MOVE], CurrentTime);
2184 }
2185 }
2186 break;
2187
2188 case ButtonPress:
2189 break;
2190
2191 case ButtonRelease:
2192 if (ev.xbutton.button != event->xbutton.button)
2193 break;
2194 XUngrabPointer(dpy, CurrentTime);
2195 return;
2196
2197 default:
2198 WMHandleEvent(&ev);
2199 break;
2200 }
2201 }
2202 }
2203
2204 /*
2205 *----------------------------------------------------------------------
2206 * menuCloseClick--
2207 * Handles mouse click on the close button of menus. The menu is
2208 * closed when the button is clicked.
2209 *
2210 * Side effects:
2211 * The closed menu is reinserted at it's parent menus
2212 * cascade list.
2213 *----------------------------------------------------------------------
2214 */
2215 static void menuCloseClick(WCoreWindow * sender, void *data, XEvent * event)
2216 {
2217 WMenu *menu = (WMenu *) data;
2218 WMenu *parent = menu->parent;
2219 int i;
2220
2221 if (parent) {
2222 for (i = 0; i < parent->cascade_no; i++) {
2223 /* find the entry that points to the copy */
2224 if (parent->cascades[i] == menu->brother) {
2225 /* make it point to the original */
2226 parent->cascades[i] = menu;
2227 menu->parent = parent;
2228 break;
2229 }
2230 }
2231 }
2232 wMenuUnmap(menu);
2233 }
2234
2235 static void saveMenuInfo(WMPropList * dict, WMenu * menu, WMPropList * key)
2236 {
2237 WMPropList *value, *list;
2238 char buffer[256];
2239
2240 snprintf(buffer, sizeof(buffer), "%i,%i", menu->frame_x, menu->frame_y);
2241 value = WMCreatePLString(buffer);
2242 list = WMCreatePLArray(value, NULL);
2243 if (menu->flags.lowered)
2244 WMAddToPLArray(list, WMCreatePLString("lowered"));
2245 WMPutInPLDictionary(dict, key, list);
2246 WMReleasePropList(value);
2247 WMReleasePropList(list);
2248 }
2249
2250 void wMenuSaveState(WScreen * scr)
2251 {
2252 WMPropList *menus, *key;
2253 int save_menus = 0;
2254
2255 menus = WMCreatePLDictionary(NULL, NULL);
2256
2257 if (scr->switch_menu && scr->switch_menu->flags.buttoned) {
2258 key = WMCreatePLString("SwitchMenu");
2259 saveMenuInfo(menus, scr->switch_menu, key);
2260 WMReleasePropList(key);
2261 save_menus = 1;
2262 }
2263
2264 if (saveMenuRecurs(menus, scr, scr->root_menu))
2265 save_menus = 1;
2266
2267 if (scr->workspace_menu && scr->workspace_menu->flags.buttoned) {
2268 key = WMCreatePLString("WorkspaceMenu");
2269 saveMenuInfo(menus, scr->workspace_menu, key);
2270 WMReleasePropList(key);
2271 save_menus = 1;
2272 }
2273
2274 if (save_menus) {
2275 key = WMCreatePLString("Menus");
2276 WMPutInPLDictionary(scr->session_state, key, menus);
2277 WMReleasePropList(key);
2278 }
2279 WMReleasePropList(menus);
2280 }
2281
2282 static Bool getMenuPath(WMenu * menu, char *buffer, int bufSize)
2283 {
2284 Bool ok = True;
2285 int len = 0;
2286
2287 if (!menu->flags.titled || !menu->frame->title[0])
2288 return False;
2289
2290 len = strlen(menu->frame->title);
2291 if (len >= bufSize)
2292 return False;
2293
2294 if (menu->parent) {
2295 ok = getMenuPath(menu->parent, buffer, bufSize - len - 1);
2296 if (!ok)
2297 return False;
2298 }
2299
2300 strcat(buffer, "\\");
2301 strcat(buffer, menu->frame->title);
2302
2303 return True;
2304 }
2305
2306 static Bool saveMenuRecurs(WMPropList * menus, WScreen * scr, WMenu * menu)
2307 {
2308 WMPropList *key;
2309 int save_menus = 0, i;
2310 char buffer[512];
2311 Bool ok = True;
2312
2313 if (menu->flags.brother)
2314 menu = menu->brother;
2315
2316 if (menu->flags.buttoned && menu != scr->switch_menu) {
2317
2318 buffer[0] = '\0';
2319 ok = getMenuPath(menu, buffer, 510);
2320
2321 if (ok) {
2322 key = WMCreatePLString(buffer);
2323 saveMenuInfo(menus, menu, key);
2324 WMReleasePropList(key);
2325 save_menus = 1;
2326 }
2327 }
2328
2329 if (ok) {
2330 for (i = 0; i < menu->cascade_no; i++) {
2331 if (saveMenuRecurs(menus, scr, menu->cascades[i]))
2332 save_menus = 1;
2333 }
2334 }
2335 return save_menus;
2336 }
2337
2338 #define COMPLAIN(key) wwarning(_("bad value in menus state info: %s"), key)
2339
2340 static Bool getMenuInfo(WMPropList * info, int *x, int *y, Bool * lowered)
2341 {
2342 WMPropList *pos;
2343
2344 *lowered = False;
2345
2346 if (WMIsPLArray(info)) {
2347 WMPropList *flags;
2348 pos = WMGetFromPLArray(info, 0);
2349 flags = WMGetFromPLArray(info, 1);
2350 if (flags != NULL && WMIsPLString(flags) && WMGetFromPLString(flags) != NULL
2351 && strcmp(WMGetFromPLString(flags), "lowered") == 0) {
2352 *lowered = True;
2353 }
2354 } else {
2355 pos = info;
2356 }
2357
2358 if (pos != NULL && WMIsPLString(pos)) {
2359 if (sscanf(WMGetFromPLString(pos), "%i,%i", x, y) != 2)
2360 COMPLAIN("Position");
2361 } else {
2362 COMPLAIN("(position, flags...)");
2363 return False;
2364 }
2365
2366 return True;
2367 }
2368
2369 static int restoreMenu(WScreen * scr, WMPropList * menu, int which)
2370 {
2371 int x, y;
2372 Bool lowered = False;
2373 WMenu *pmenu = NULL;
2374
2375 if (!menu)
2376 return False;
2377
2378 if (!getMenuInfo(menu, &x, &y, &lowered))
2379 return False;
2380
2381 if (which & WSS_SWITCHMENU) {
2382 OpenSwitchMenu(scr, x, y, False);
2383 pmenu = scr->switch_menu;
2384 }
2385
2386 if (pmenu) {
2387 int width = MENUW(pmenu);
2388 int height = MENUH(pmenu);
2389 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
2390
2391 if (lowered) {
2392 changeMenuLevels(pmenu, True);
2393 }
2394
2395 if (x < rect.pos.x - width)
2396 x = rect.pos.x;
2397 if (x > rect.pos.x + rect.size.width)
2398 x = rect.pos.x + rect.size.width - width;
2399 if (y < rect.pos.y)
2400 y = rect.pos.y;
2401 if (y > rect.pos.y + rect.size.height)
2402 y = rect.pos.y + rect.size.height - height;
2403
2404 wMenuMove(pmenu, x, y, True);
2405 pmenu->flags.buttoned = 1;
2406 wFrameWindowShowButton(pmenu->frame, WFF_RIGHT_BUTTON);
2407 return True;
2408 }
2409 return False;
2410 }
2411
2412 static int restoreMenuRecurs(WScreen *scr, WMPropList *menus, WMenu *menu, const char *path)
2413 {
2414 WMPropList *key, *entry;
2415 char buffer[512];
2416 int i, x, y, res;
2417 Bool lowered;
2418
2419 if (strlen(path) + strlen(menu->frame->title) > 510)
2420 return False;
2421
2422 snprintf(buffer, sizeof(buffer), "%s\\%s", path, menu->frame->title);
2423 key = WMCreatePLString(buffer);
2424 entry = WMGetFromPLDictionary(menus, key);
2425 res = False;
2426
2427 if (entry && getMenuInfo(entry, &x, &y, &lowered)) {
2428
2429 if (!menu->flags.mapped) {
2430 int width = MENUW(menu);
2431 int height = MENUH(menu);
2432 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
2433
2434 wMenuMapAt(menu, x, y, False);
2435
2436 if (menu->parent) {
2437 /* make parent map the copy in place of the original */
2438 for (i = 0; i < menu->parent->cascade_no; i++) {
2439 if (menu->parent->cascades[i] == menu) {
2440 menu->parent->cascades[i] = menu->brother;
2441 break;
2442 }
2443 }
2444 }
2445 if (lowered) {
2446 changeMenuLevels(menu, True);
2447 }
2448
2449 if (x < rect.pos.x - width)
2450 x = rect.pos.x;
2451 if (x > rect.pos.x + rect.size.width)
2452 x = rect.pos.x + rect.size.width - width;
2453 if (y < rect.pos.y)
2454 y = rect.pos.y;
2455 if (y > rect.pos.y + rect.size.height)
2456 y = rect.pos.y + rect.size.height - height;
2457
2458 wMenuMove(menu, x, y, True);
2459 menu->flags.buttoned = 1;
2460 wFrameWindowShowButton(menu->frame, WFF_RIGHT_BUTTON);
2461 res = True;
2462 }
2463 }
2464
2465 WMReleasePropList(key);
2466
2467 for (i = 0; i < menu->cascade_no; i++) {
2468 if (restoreMenuRecurs(scr, menus, menu->cascades[i], buffer) != False)
2469 res = True;
2470 }
2471
2472 return res;
2473 }
2474
2475 void wMenuRestoreState(WScreen * scr)
2476 {
2477 WMPropList *menus, *menu, *key, *skey;
2478
2479 if (!scr->session_state) {
2480 return;
2481 }
2482
2483 key = WMCreatePLString("Menus");
2484 menus = WMGetFromPLDictionary(scr->session_state, key);
2485 WMReleasePropList(key);
2486
2487 if (!menus)
2488 return;
2489
2490 /* restore menus */
2491
2492 skey = WMCreatePLString("SwitchMenu");
2493 menu = WMGetFromPLDictionary(menus, skey);
2494 WMReleasePropList(skey);
2495 restoreMenu(scr, menu, WSS_SWITCHMENU);
2496
2497 if (!scr->root_menu) {
2498 OpenRootMenu(scr, scr->scr_width * 2, 0, False);
2499 wMenuUnmap(scr->root_menu);
2500 }
2501 restoreMenuRecurs(scr, menus, scr->root_menu, "");
2502 }
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