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Prevent crash when switchpanel is not initialised.
[wmaker-crm.git] / src / menu.c
blob696daa0343a0c2363b70f208c7ff102aca6da214
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 "funcs.h"
41 #include "stacking.h"
42 #include "xinerama.h"
43 #include "workspace.h"
44 #include "dialog.h"
45 #include "rootmenu.h"
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 #define MENUW(m) ((m)->frame->core->width+2*(m)->frame->screen_ptr->frame_border_width)
61 #define MENUH(m) ((m)->frame->core->height+2*(m)->frame->screen_ptr->frame_border_width)
62
63 /***** Local Stuff ******/
64
65 #define WSS_ROOTMENU (1<<0)
66 #define WSS_SWITCHMENU (1<<1)
67 #define WSS_WSMENU (1<<2)
68
69 static struct {
70 int steps;
71 int delay;
72 } menuScrollParameters[5] = {
73 {
74 MENU_SCROLL_STEPS_UF, MENU_SCROLL_DELAY_UF}, {
75 MENU_SCROLL_STEPS_F, MENU_SCROLL_DELAY_F}, {
76 MENU_SCROLL_STEPS_M, MENU_SCROLL_DELAY_M}, {
77 MENU_SCROLL_STEPS_S, MENU_SCROLL_DELAY_S}, {
78 MENU_SCROLL_STEPS_US, MENU_SCROLL_DELAY_US}};
79
80 static void menuMouseDown(WObjDescriptor * desc, XEvent * event);
81 static void menuExpose(WObjDescriptor * desc, XEvent * event);
82 static void menuTitleDoubleClick(WCoreWindow * sender, void *data, XEvent * event);
83 static void menuTitleMouseDown(WCoreWindow * sender, void *data, XEvent * event);
84 static void menuCloseClick(WCoreWindow * sender, void *data, XEvent * event);
85 static void updateTexture(WMenu * menu);
86 static int saveMenuRecurs(WMPropList * menus, WScreen * scr, WMenu * menu);
87 static int restoreMenuRecurs(WScreen * scr, WMPropList * menus, WMenu * menu, char *path);
88 static void selectEntry(WMenu * menu, int entry_no);
89 static void closeCascade(WMenu * menu);
90
91 /****** Notification Observers ******/
92
93 static void appearanceObserver(void *self, WMNotification * notif)
94 {
95 WMenu *menu = (WMenu *) self;
96 uintptr_t flags = (uintptr_t)WMGetNotificationClientData(notif);
97
98 if (!menu->flags.realized)
99 return;
100
101 if (WMGetNotificationName(notif) == WNMenuAppearanceSettingsChanged) {
102 if (flags & WFontSettings) {
103 menu->flags.realized = 0;
104 wMenuRealize(menu);
105 }
106 if (flags & WTextureSettings) {
107 if (!menu->flags.brother)
108 updateTexture(menu);
109 }
110 if (flags & (WTextureSettings | WColorSettings)) {
111 wMenuPaint(menu);
112 }
113 } else if (menu->flags.titled) {
114
115 if (flags & WFontSettings) {
116 menu->flags.realized = 0;
117 wMenuRealize(menu);
118 }
119 if (flags & WTextureSettings) {
120 menu->frame->flags.need_texture_remake = 1;
121 }
122 if (flags & (WColorSettings | WTextureSettings)) {
123 wFrameWindowPaint(menu->frame);
124 }
125 }
126 }
127
128 /************************************/
129
130 /*
131 *----------------------------------------------------------------------
132 * wMenuCreate--
133 * Creates a new empty menu with the specified title. If main_menu
134 * is True, the created menu will be a main menu, which has some special
135 * properties such as being placed over other normal menus.
136 * If title is NULL, the menu will have no titlebar.
137 *
138 * Returns:
139 * The created menu.
140 *----------------------------------------------------------------------
141 */
142 WMenu *wMenuCreate(WScreen * screen, char *title, int main_menu)
143 {
144 WMenu *menu;
145 static int brother = 0;
146 int tmp, flags;
147
148 menu = wmalloc(sizeof(WMenu));
149
150 #ifdef SINGLE_MENULEVEL
151 tmp = WMSubmenuLevel;
152 #else
153 tmp = (main_menu ? WMMainMenuLevel : WMSubmenuLevel);
154 #endif
155
156 flags = WFF_SINGLE_STATE | WFF_BORDER;
157 if (title) {
158 flags |= WFF_TITLEBAR | WFF_RIGHT_BUTTON;
159 menu->flags.titled = 1;
160 }
161 menu->frame =
162 wFrameWindowCreate(screen, tmp, 8, 2, 1, 1, &wPreferences.menu_title_clearance,
163 &wPreferences.menu_title_min_height,
164 &wPreferences.menu_title_max_height,
165 flags,
166 screen->menu_title_texture, NULL,
167 screen->menu_title_color, &screen->menu_title_font,
168 screen->w_depth, screen->w_visual, screen->w_colormap);
169
170 menu->frame->core->descriptor.parent = menu;
171 menu->frame->core->descriptor.parent_type = WCLASS_MENU;
172 menu->frame->core->descriptor.handle_mousedown = menuMouseDown;
173
174 wFrameWindowHideButton(menu->frame, WFF_RIGHT_BUTTON);
175
176 if (title) {
177 menu->frame->title = wstrdup(title);
178 }
179
180 menu->frame->flags.justification = WTJ_LEFT;
181
182 menu->frame->rbutton_image = screen->b_pixmaps[WBUT_CLOSE];
183
184 menu->entry_no = 0;
185 menu->alloced_entries = 0;
186 menu->selected_entry = -1;
187 menu->entries = NULL;
188
189 menu->frame_x = screen->app_menu_x;
190 menu->frame_y = screen->app_menu_y;
191
192 menu->frame->child = menu;
193
194 menu->flags.lowered = 0;
195
196 /* create borders */
197 if (title) {
198 /* setup object descriptors */
199 menu->frame->on_mousedown_titlebar = menuTitleMouseDown;
200 menu->frame->on_dblclick_titlebar = menuTitleDoubleClick;
201 }
202
203 menu->frame->on_click_right = menuCloseClick;
204
205 menu->menu = wCoreCreate(menu->frame->core, 0, menu->frame->top_width, menu->frame->core->width, 10);
206
207 menu->menu->descriptor.parent = menu;
208 menu->menu->descriptor.parent_type = WCLASS_MENU;
209 menu->menu->descriptor.handle_expose = menuExpose;
210 menu->menu->descriptor.handle_mousedown = menuMouseDown;
211
212 menu->menu_texture_data = None;
213
214 XMapWindow(dpy, menu->menu->window);
215
216 XFlush(dpy);
217
218 if (!brother) {
219 brother = 1;
220 menu->brother = wMenuCreate(screen, title, main_menu);
221 brother = 0;
222 menu->brother->flags.brother = 1;
223 menu->brother->brother = menu;
224 }
225 WMAddNotificationObserver(appearanceObserver, menu, WNMenuAppearanceSettingsChanged, menu);
226
227 WMAddNotificationObserver(appearanceObserver, menu, WNMenuTitleAppearanceSettingsChanged, menu);
228
229 return menu;
230 }
231
232 WMenu *wMenuCreateForApp(WScreen * screen, char *title, int main_menu)
233 {
234 WMenu *menu;
235
236 menu = wMenuCreate(screen, title, main_menu);
237 if (!menu)
238 return NULL;
239 menu->flags.app_menu = 1;
240 menu->brother->flags.app_menu = 1;
241
242 return menu;
243 }
244
245 static void insertEntry(WMenu * menu, WMenuEntry * entry, int index)
246 {
247 int i;
248
249 for (i = menu->entry_no - 1; i >= index; i--) {
250 menu->entries[i]->order++;
251 menu->entries[i + 1] = menu->entries[i];
252 }
253 menu->entries[index] = entry;
254 }
255
256 WMenuEntry *wMenuInsertCallback(WMenu * menu, int index, char *text,
257 void (*callback) (WMenu * menu, WMenuEntry * entry), void *clientdata)
258 {
259 WMenuEntry *entry;
260
261 menu->flags.realized = 0;
262 menu->brother->flags.realized = 0;
263
264 /* reallocate array if it's too small */
265 if (menu->entry_no >= menu->alloced_entries) {
266 void *tmp;
267
268 tmp = wrealloc(menu->entries, sizeof(WMenuEntry) * (menu->alloced_entries + 5));
269
270 menu->entries = tmp;
271 menu->alloced_entries += 5;
272
273 menu->brother->entries = tmp;
274 menu->brother->alloced_entries = menu->alloced_entries;
275 }
276 entry = wmalloc(sizeof(WMenuEntry));
277 entry->flags.enabled = 1;
278 entry->text = wstrdup(text);
279 entry->cascade = -1;
280 entry->clientdata = clientdata;
281 entry->callback = callback;
282 if (index < 0 || index >= menu->entry_no) {
283 entry->order = menu->entry_no;
284 menu->entries[menu->entry_no] = entry;
285 } else {
286 entry->order = index;
287 insertEntry(menu, entry, index);
288 }
289
290 menu->entry_no++;
291 menu->brother->entry_no = menu->entry_no;
292
293 return entry;
294 }
295
296 void wMenuEntrySetCascade(WMenu * menu, WMenuEntry * entry, WMenu * cascade)
297 {
298 WMenu *brother = menu->brother;
299 int i, done;
300
301 assert(menu->flags.brother == 0);
302
303 if (entry->cascade >= 0) {
304 menu->flags.realized = 0;
305 brother->flags.realized = 0;
306 }
307
308 cascade->parent = menu;
309
310 cascade->brother->parent = brother;
311
312 done = 0;
313 for (i = 0; i < menu->cascade_no; i++) {
314 if (menu->cascades[i] == NULL) {
315 menu->cascades[i] = cascade;
316 brother->cascades[i] = cascade->brother;
317 done = 1;
318 entry->cascade = i;
319 break;
320 }
321 }
322 if (!done) {
323 entry->cascade = menu->cascade_no;
324
325 menu->cascades = wrealloc(menu->cascades, sizeof(WMenu) * (menu->cascade_no + 1));
326 menu->cascades[menu->cascade_no++] = cascade;
327
328 brother->cascades = wrealloc(brother->cascades, sizeof(WMenu) * (brother->cascade_no + 1));
329 brother->cascades[brother->cascade_no++] = cascade->brother;
330 }
331
332 if (menu->flags.lowered) {
333
334 cascade->flags.lowered = 1;
335 ChangeStackingLevel(cascade->frame->core, WMNormalLevel);
336
337 cascade->brother->flags.lowered = 1;
338 ChangeStackingLevel(cascade->brother->frame->core, WMNormalLevel);
339 }
340
341 if (!menu->flags.realized)
342 wMenuRealize(menu);
343 }
344
345 void wMenuEntryRemoveCascade(WMenu * menu, WMenuEntry * entry)
346 {
347 assert(menu->flags.brother == 0);
348
349 /* destroy cascade menu */
350 if (entry->cascade >= 0 && menu->cascades && menu->cascades[entry->cascade] != NULL) {
351
352 wMenuDestroy(menu->cascades[entry->cascade], True);
353
354 menu->cascades[entry->cascade] = NULL;
355 menu->brother->cascades[entry->cascade] = NULL;
356
357 entry->cascade = -1;
358 }
359 }
360
361 void wMenuRemoveItem(WMenu * menu, int index)
362 {
363 int i;
364
365 if (menu->flags.brother) {
366 wMenuRemoveItem(menu->brother, index);
367 return;
368 }
369
370 if (index >= menu->entry_no)
371 return;
372
373 /* destroy cascade menu */
374 wMenuEntryRemoveCascade(menu, menu->entries[index]);
375
376 /* destroy unshared data */
377
378 if (menu->entries[index]->text)
379 wfree(menu->entries[index]->text);
380
381 if (menu->entries[index]->rtext)
382 wfree(menu->entries[index]->rtext);
383
384 if (menu->entries[index]->free_cdata && menu->entries[index]->clientdata)
385 (*menu->entries[index]->free_cdata) (menu->entries[index]->clientdata);
386
387 wfree(menu->entries[index]);
388
389 for (i = index; i < menu->entry_no - 1; i++) {
390 menu->entries[i + 1]->order--;
391 menu->entries[i] = menu->entries[i + 1];
392 }
393 menu->entry_no--;
394 menu->brother->entry_no--;
395 }
396
397 static Pixmap renderTexture(WMenu * menu)
398 {
399 RImage *img;
400 Pixmap pix;
401 int i;
402 RColor light;
403 RColor dark;
404 RColor mid;
405 WScreen *scr = menu->menu->screen_ptr;
406 WTexture *texture = scr->menu_item_texture;
407
408 if (wPreferences.menu_style == MS_NORMAL) {
409 img = wTextureRenderImage(texture, menu->menu->width, menu->entry_height, WREL_MENUENTRY);
410 } else {
411 img = wTextureRenderImage(texture, menu->menu->width, menu->menu->height + 1, WREL_MENUENTRY);
412 }
413 if (!img) {
414 wwarning(_("could not render texture: %s"), RMessageForError(RErrorCode));
415
416 return None;
417 }
418
419 if (wPreferences.menu_style == MS_SINGLE_TEXTURE) {
420 light.alpha = 0;
421 light.red = light.green = light.blue = 80;
422
423 dark.alpha = 255;
424 dark.red = dark.green = dark.blue = 0;
425
426 mid.alpha = 0;
427 mid.red = mid.green = mid.blue = 40;
428
429 for (i = 1; i < menu->entry_no; i++) {
430 ROperateLine(img, RSubtractOperation, 0, i * menu->entry_height - 2,
431 menu->menu->width - 1, i * menu->entry_height - 2, &mid);
432
433 RDrawLine(img, 0, i * menu->entry_height - 1,
434 menu->menu->width - 1, i * menu->entry_height - 1, &dark);
435
436 ROperateLine(img, RAddOperation, 0, i * menu->entry_height,
437 menu->menu->width - 1, i * menu->entry_height, &light);
438 }
439 }
440 if (!RConvertImage(scr->rcontext, img, &pix)) {
441 wwarning(_("error rendering image:%s"), RMessageForError(RErrorCode));
442 }
443 RReleaseImage(img);
444
445 return pix;
446 }
447
448 static void updateTexture(WMenu * menu)
449 {
450 WScreen *scr = menu->menu->screen_ptr;
451
452 /* setup background texture */
453 if (scr->menu_item_texture->any.type != WTEX_SOLID) {
454 if (!menu->flags.brother) {
455 FREE_PIXMAP(menu->menu_texture_data);
456
457 menu->menu_texture_data = renderTexture(menu);
458
459 XSetWindowBackgroundPixmap(dpy, menu->menu->window, menu->menu_texture_data);
460 XClearWindow(dpy, menu->menu->window);
461
462 XSetWindowBackgroundPixmap(dpy, menu->brother->menu->window, menu->menu_texture_data);
463 XClearWindow(dpy, menu->brother->menu->window);
464 }
465 } else {
466 XSetWindowBackground(dpy, menu->menu->window, scr->menu_item_texture->any.color.pixel);
467 XClearWindow(dpy, menu->menu->window);
468 }
469 }
470
471 void wMenuRealize(WMenu * menu)
472 {
473 int i;
474 int width, rwidth, mrwidth, mwidth;
475 int theight, twidth, eheight;
476 WScreen *scr = menu->frame->screen_ptr;
477 static int brother_done = 0;
478 int flags;
479
480 if (!brother_done) {
481 brother_done = 1;
482 wMenuRealize(menu->brother);
483 brother_done = 0;
484 }
485
486 flags = WFF_SINGLE_STATE | WFF_BORDER;
487 if (menu->flags.titled)
488 flags |= WFF_TITLEBAR | WFF_RIGHT_BUTTON;
489
490 wFrameWindowUpdateBorders(menu->frame, flags);
491
492 if (menu->flags.titled) {
493 twidth = WMWidthOfString(scr->menu_title_font, menu->frame->title, strlen(menu->frame->title));
494 theight = menu->frame->top_width;
495 twidth += theight + (wPreferences.new_style == TS_NEW ? 16 : 8);
496 } else {
497 twidth = 0;
498 theight = 0;
499 }
500 eheight = WMFontHeight(scr->menu_entry_font) + 6 + wPreferences.menu_text_clearance * 2;
501 menu->entry_height = eheight;
502 mrwidth = 0;
503 mwidth = 0;
504 for (i = 0; i < menu->entry_no; i++) {
505 char *text;
506
507 /* search widest text */
508 text = menu->entries[i]->text;
509 width = WMWidthOfString(scr->menu_entry_font, text, strlen(text)) + 10;
510
511 if (menu->entries[i]->flags.indicator) {
512 width += MENU_INDICATOR_SPACE;
513 }
514
515 if (width > mwidth)
516 mwidth = width;
517
518 /* search widest text on right */
519 text = menu->entries[i]->rtext;
520 if (text)
521 rwidth = WMWidthOfString(scr->menu_entry_font, text, strlen(text))
522 + 10;
523 else if (menu->entries[i]->cascade >= 0)
524 rwidth = 16;
525 else
526 rwidth = 4;
527
528 if (rwidth > mrwidth)
529 mrwidth = rwidth;
530 }
531 mwidth += mrwidth;
532
533 if (mwidth < twidth)
534 mwidth = twidth;
535
536 wCoreConfigure(menu->menu, 0, theight, mwidth, menu->entry_no * eheight - 1);
537
538 wFrameWindowResize(menu->frame, mwidth, menu->entry_no * eheight - 1
539 + menu->frame->top_width + menu->frame->bottom_width);
540
541 updateTexture(menu);
542
543 menu->flags.realized = 1;
544
545 if (menu->flags.mapped)
546 wMenuPaint(menu);
547 if (menu->brother->flags.mapped)
548 wMenuPaint(menu->brother);
549 }
550
551 void wMenuDestroy(WMenu * menu, int recurse)
552 {
553 int i;
554
555 WMRemoveNotificationObserver(menu);
556
557 /* remove any pending timers */
558 if (menu->timer)
559 WMDeleteTimerHandler(menu->timer);
560 menu->timer = NULL;
561
562 /* call destroy handler */
563 if (menu->on_destroy)
564 (*menu->on_destroy) (menu);
565
566 /* Destroy items if this menu own them. If this is the "brother" menu,
567 * leave them alone as it is shared by them.
568 */
569 if (!menu->flags.brother) {
570 for (i = 0; i < menu->entry_no; i++) {
571
572 wfree(menu->entries[i]->text);
573
574 if (menu->entries[i]->rtext)
575 wfree(menu->entries[i]->rtext);
576 #ifdef USER_MENU
577
578 if (menu->entries[i]->instances) {
579 WMReleasePropList(menu->entries[i]->instances);
580 }
581 #endif /* USER_MENU */
582
583 if (menu->entries[i]->free_cdata && menu->entries[i]->clientdata) {
584 (*menu->entries[i]->free_cdata) (menu->entries[i]->clientdata);
585 }
586 wfree(menu->entries[i]);
587 }
588
589 if (recurse) {
590 for (i = 0; i < menu->cascade_no; i++) {
591 if (menu->cascades[i]) {
592 if (menu->cascades[i]->flags.brother)
593 wMenuDestroy(menu->cascades[i]->brother, recurse);
594 else
595 wMenuDestroy(menu->cascades[i], recurse);
596 }
597 }
598 }
599
600 if (menu->entries)
601 wfree(menu->entries);
602
603 }
604
605 FREE_PIXMAP(menu->menu_texture_data);
606
607 if (menu->cascades)
608 wfree(menu->cascades);
609
610 wCoreDestroy(menu->menu);
611 wFrameWindowDestroy(menu->frame);
612
613 /* destroy copy of this menu */
614 if (!menu->flags.brother && menu->brother)
615 wMenuDestroy(menu->brother, False);
616
617 wfree(menu);
618 }
619
620 #define F_NORMAL 0
621 #define F_TOP 1
622 #define F_BOTTOM 2
623 #define F_NONE 3
624
625 static void drawFrame(WScreen * scr, Drawable win, int y, int w, int h, int type)
626 {
627 XSegment segs[2];
628 int i;
629
630 i = 0;
631 segs[i].x1 = segs[i].x2 = w - 1;
632 segs[i].y1 = y;
633 segs[i].y2 = y + h - 1;
634 i++;
635 if (type != F_TOP && type != F_NONE) {
636 segs[i].x1 = 1;
637 segs[i].y1 = segs[i].y2 = y + h - 2;
638 segs[i].x2 = w - 1;
639 i++;
640 }
641 XDrawSegments(dpy, win, scr->menu_item_auxtexture->dim_gc, segs, i);
642
643 i = 0;
644 segs[i].x1 = 0;
645 segs[i].y1 = y;
646 segs[i].x2 = 0;
647 segs[i].y2 = y + h - 1;
648 i++;
649 if (type != F_BOTTOM && type != F_NONE) {
650 segs[i].x1 = 0;
651 segs[i].y1 = y;
652 segs[i].x2 = w - 1;
653 segs[i].y2 = y;
654 i++;
655 }
656 XDrawSegments(dpy, win, scr->menu_item_auxtexture->light_gc, segs, i);
657
658 if (type != F_TOP && type != F_NONE)
659 XDrawLine(dpy, win, scr->menu_item_auxtexture->dark_gc, 0, y + h - 1, w - 1, y + h - 1);
660 }
661
662 static void paintEntry(WMenu * menu, int index, int selected)
663 {
664 WScreen *scr = menu->frame->screen_ptr;
665 Window win = menu->menu->window;
666 WMenuEntry *entry = menu->entries[index];
667 GC light, dim, dark;
668 WMColor *color;
669 int x, y, w, h, tw;
670 int type;
671
672 if (!menu->flags.realized)
673 return;
674 h = menu->entry_height;
675 w = menu->menu->width;
676 y = index * h;
677
678 light = scr->menu_item_auxtexture->light_gc;
679 dim = scr->menu_item_auxtexture->dim_gc;
680 dark = scr->menu_item_auxtexture->dark_gc;
681
682 if (wPreferences.menu_style == MS_FLAT && menu->entry_no > 1) {
683 if (index == 0)
684 type = F_TOP;
685 else if (index == menu->entry_no - 1)
686 type = F_BOTTOM;
687 else
688 type = F_NONE;
689 } else {
690 type = F_NORMAL;
691 }
692
693 /* paint background */
694 if (selected) {
695 XFillRectangle(dpy, win, WMColorGC(scr->select_color), 1, y + 1, w - 2, h - 3);
696 if (scr->menu_item_texture->any.type == WTEX_SOLID)
697 drawFrame(scr, win, y, w, h, type);
698 } else {
699 if (scr->menu_item_texture->any.type == WTEX_SOLID) {
700 XClearArea(dpy, win, 0, y + 1, w - 1, h - 3, False);
701 /* draw the frame */
702 drawFrame(scr, win, y, w, h, type);
703 } else {
704 XClearArea(dpy, win, 0, y, w, h, False);
705 }
706 }
707
708 if (selected) {
709 if (entry->flags.enabled)
710 color = scr->select_text_color;
711 else
712 color = scr->dtext_color;
713 } else if (!entry->flags.enabled) {
714 color = scr->dtext_color;
715 } else {
716 color = scr->mtext_color;
717 }
718 /* draw text */
719 x = 5;
720 if (entry->flags.indicator)
721 x += MENU_INDICATOR_SPACE + 2;
722
723 WMDrawString(scr->wmscreen, win, color, scr->menu_entry_font,
724 x, 3 + y + wPreferences.menu_text_clearance, entry->text, strlen(entry->text));
725
726 if (entry->cascade >= 0) {
727 /* draw the cascade indicator */
728 XDrawLine(dpy, win, dim, w - 11, y + 6, w - 6, y + h / 2 - 1);
729 XDrawLine(dpy, win, light, w - 11, y + h - 8, w - 6, y + h / 2 - 1);
730 XDrawLine(dpy, win, dark, w - 12, y + 6, w - 12, y + h - 8);
731 }
732
733 /* draw indicator */
734 if (entry->flags.indicator && entry->flags.indicator_on) {
735 int iw, ih;
736 WPixmap *indicator;
737
738 switch (entry->flags.indicator_type) {
739 case MI_CHECK:
740 indicator = scr->menu_check_indicator;
741 break;
742 case MI_MINIWINDOW:
743 indicator = scr->menu_mini_indicator;
744 break;
745 case MI_HIDDEN:
746 indicator = scr->menu_hide_indicator;
747 break;
748 case MI_SHADED:
749 indicator = scr->menu_shade_indicator;
750 break;
751 case MI_DIAMOND:
752 default:
753 indicator = scr->menu_radio_indicator;
754 break;
755 }
756
757 iw = indicator->width;
758 ih = indicator->height;
759 XSetClipMask(dpy, scr->copy_gc, indicator->mask);
760 XSetClipOrigin(dpy, scr->copy_gc, 5, y + (h - ih) / 2);
761 if (selected) {
762 if (entry->flags.enabled) {
763 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->select_text_color));
764 } else {
765 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->dtext_color));
766 }
767 } else {
768 if (entry->flags.enabled) {
769 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->mtext_color));
770 } else {
771 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->dtext_color));
772 }
773 }
774 XFillRectangle(dpy, win, scr->copy_gc, 5, y + (h - ih) / 2, iw, ih);
775 /*
776 XCopyArea(dpy, indicator->image, win, scr->copy_gc, 0, 0,
777 iw, ih, 5, y+(h-ih)/2);
778 */
779 XSetClipOrigin(dpy, scr->copy_gc, 0, 0);
780 }
781
782 /* draw right text */
783
784 if (entry->rtext && entry->cascade < 0) {
785 tw = WMWidthOfString(scr->menu_entry_font, entry->rtext, strlen(entry->rtext));
786
787 WMDrawString(scr->wmscreen, win, color, scr->menu_entry_font, w - 6 - tw,
788 y + 3 + wPreferences.menu_text_clearance, entry->rtext, strlen(entry->rtext));
789 }
790 }
791
792 static void move_menus(WMenu * menu, int x, int y)
793 {
794 while (menu->parent) {
795 menu = menu->parent;
796 x -= MENUW(menu);
797 if (!wPreferences.align_menus && menu->selected_entry >= 0) {
798 y -= menu->selected_entry * menu->entry_height;
799 }
800 }
801 wMenuMove(menu, x, y, True);
802 }
803
804 static void makeVisible(WMenu * menu)
805 {
806 WScreen *scr = menu->frame->screen_ptr;
807 int x1, y1, x2, y2, new_x, new_y;
808 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
809
810 if (menu->entry_no < 0)
811 return;
812
813 x1 = menu->frame_x;
814 y1 = menu->frame_y + menu->frame->top_width + menu->selected_entry * menu->entry_height;
815 x2 = x1 + MENUW(menu);
816 y2 = y1 + menu->entry_height;
817
818 new_x = x1;
819 new_y = y1;
820
821 if (x1 < rect.pos.x) {
822 new_x = rect.pos.x;
823 } else if (x2 >= rect.pos.x + rect.size.width) {
824 new_x = rect.pos.x + rect.size.width - MENUW(menu) - 1;
825 }
826
827 if (y1 < rect.pos.y) {
828 new_y = rect.pos.y;
829 } else if (y2 >= rect.pos.y + rect.size.height) {
830 new_y = rect.pos.y + rect.size.height - menu->entry_height - 1;
831 }
832
833 new_y = new_y - menu->frame->top_width - menu->selected_entry * menu->entry_height;
834 move_menus(menu, new_x, new_y);
835 }
836
837 static int check_key(WMenu * menu, XKeyEvent * event)
838 {
839 int i, ch, s;
840 char buffer[32];
841
842 if (XLookupString(event, buffer, 32, NULL, NULL) < 1)
843 return -1;
844
845 ch = toupper(buffer[0]);
846
847 s = (menu->selected_entry >= 0 ? menu->selected_entry + 1 : 0);
848
849 again:
850 for (i = s; i < menu->entry_no; i++) {
851 if (ch == toupper(menu->entries[i]->text[0])) {
852 return i;
853 }
854 }
855 /* no match. Retry from start, if previous started from a selected entry */
856 if (s != 0) {
857 s = 0;
858 goto again;
859 }
860 return -1;
861 }
862
863 static int keyboardMenu(WMenu * menu)
864 {
865 XEvent event;
866 KeySym ksym = NoSymbol;
867 int done = 0;
868 int index;
869 WMenuEntry *entry;
870 int old_pos_x = menu->frame_x;
871 int old_pos_y = menu->frame_y;
872 int new_x = old_pos_x, new_y = old_pos_y;
873 WMRect rect = wGetRectForHead(menu->frame->screen_ptr,
874 wGetHeadForPointerLocation(menu->frame->screen_ptr));
875
876 if (menu->flags.editing)
877 return False;
878
879 XGrabKeyboard(dpy, menu->frame->core->window, True, GrabModeAsync, GrabModeAsync, CurrentTime);
880
881 if (menu->frame_y + menu->frame->top_width >= rect.pos.y + rect.size.height)
882 new_y = rect.pos.y + rect.size.height - menu->frame->top_width;
883
884 if (menu->frame_x + MENUW(menu) >= rect.pos.x + rect.size.width)
885 new_x = rect.pos.x + rect.size.width - MENUW(menu) - 1;
886
887 move_menus(menu, new_x, new_y);
888
889 while (!done && menu->flags.mapped) {
890 XAllowEvents(dpy, AsyncKeyboard, CurrentTime);
891 WMMaskEvent(dpy, ExposureMask | ButtonMotionMask | ButtonPressMask
892 | ButtonReleaseMask | KeyPressMask | KeyReleaseMask | SubstructureNotifyMask, &event);
893
894 switch (event.type) {
895 case KeyPress:
896 ksym = XLookupKeysym(&event.xkey, 0);
897 if (wPreferences.vi_key_menus) {
898 switch (ksym) {
899 case XK_h:
900 ksym = XK_Left;
901 break;
902
903 case XK_j:
904 ksym = XK_Down;
905 break;
906
907 case XK_k:
908 ksym = XK_Up;
909 break;
910
911 case XK_l:
912 ksym = XK_Right;
913 break;
914
915 }
916 }
917 switch (ksym) {
918 case XK_Escape:
919 done = 1;
920 break;
921
922 case XK_Home:
923 #ifdef XK_KP_Home
924 case XK_KP_Home:
925 #endif
926 selectEntry(menu, 0);
927 makeVisible(menu);
928 break;
929
930 case XK_End:
931 #ifdef XK_KP_End
932 case XK_KP_End:
933 #endif
934 selectEntry(menu, menu->entry_no - 1);
935 makeVisible(menu);
936 break;
937
938 case XK_Up:
939 #ifdef XK_KP_Up
940 case XK_KP_Up:
941 #endif
942 if (menu->selected_entry <= 0)
943 selectEntry(menu, menu->entry_no - 1);
944 else
945 selectEntry(menu, menu->selected_entry - 1);
946 makeVisible(menu);
947 break;
948
949 case XK_Down:
950 #ifdef XK_KP_Down
951 case XK_KP_Down:
952 #endif
953 if (menu->selected_entry < 0)
954 selectEntry(menu, 0);
955 else if (menu->selected_entry == menu->entry_no - 1)
956 selectEntry(menu, 0);
957 else if (menu->selected_entry < menu->entry_no - 1)
958 selectEntry(menu, menu->selected_entry + 1);
959 makeVisible(menu);
960 break;
961
962 case XK_Right:
963 #ifdef XK_KP_Right
964 case XK_KP_Right:
965 #endif
966 if (menu->selected_entry >= 0) {
967 WMenuEntry *entry;
968 entry = menu->entries[menu->selected_entry];
969
970 if (entry->cascade >= 0 && menu->cascades
971 && menu->cascades[entry->cascade]->entry_no > 0) {
972
973 XUngrabKeyboard(dpy, CurrentTime);
974
975 selectEntry(menu->cascades[entry->cascade], 0);
976 if (!keyboardMenu(menu->cascades[entry->cascade]))
977 done = 1;
978
979 XGrabKeyboard(dpy, menu->frame->core->window, True,
980 GrabModeAsync, GrabModeAsync, CurrentTime);
981 }
982 }
983 break;
984
985 case XK_Left:
986 #ifdef XK_KP_Left
987 case XK_KP_Left:
988 #endif
989 if (menu->parent != NULL && menu->parent->selected_entry >= 0) {
990 selectEntry(menu, -1);
991 move_menus(menu, old_pos_x, old_pos_y);
992 return True;
993 }
994 break;
995
996 case XK_Return:
997 #ifdef XK_KP_Enter
998 case XK_KP_Enter:
999 #endif
1000 done = 2;
1001 break;
1002
1003 default:
1004 index = check_key(menu, &event.xkey);
1005 if (index >= 0) {
1006 selectEntry(menu, index);
1007 }
1008 }
1009 break;
1010
1011 default:
1012 if (event.type == ButtonPress)
1013 done = 1;
1014
1015 WMHandleEvent(&event);
1016 }
1017 }
1018
1019 XUngrabKeyboard(dpy, CurrentTime);
1020
1021 if (done == 2 && menu->selected_entry >= 0) {
1022 entry = menu->entries[menu->selected_entry];
1023 } else {
1024 entry = NULL;
1025 }
1026
1027 if (entry && entry->callback != NULL && entry->flags.enabled && entry->cascade < 0) {
1028 #if (MENU_BLINK_COUNT > 0)
1029 int sel = menu->selected_entry;
1030 int i;
1031
1032 for (i = 0; i < MENU_BLINK_COUNT; i++) {
1033 paintEntry(menu, sel, False);
1034 XSync(dpy, 0);
1035 wusleep(MENU_BLINK_DELAY);
1036 paintEntry(menu, sel, True);
1037 XSync(dpy, 0);
1038 wusleep(MENU_BLINK_DELAY);
1039 }
1040 #endif
1041 selectEntry(menu, -1);
1042
1043 if (!menu->flags.buttoned) {
1044 wMenuUnmap(menu);
1045 move_menus(menu, old_pos_x, old_pos_y);
1046 }
1047 closeCascade(menu);
1048
1049 (*entry->callback) (menu, entry);
1050 } else {
1051 if (!menu->flags.buttoned) {
1052 wMenuUnmap(menu);
1053 move_menus(menu, old_pos_x, old_pos_y);
1054 }
1055 selectEntry(menu, -1);
1056 }
1057
1058 /* returns True if returning from a submenu to a parent menu,
1059 * False if exiting from menu */
1060 return False;
1061 }
1062
1063 void wMenuMapAt(WMenu * menu, int x, int y, int keyboard)
1064 {
1065 if (!menu->flags.realized) {
1066 menu->flags.realized = 1;
1067 wMenuRealize(menu);
1068 }
1069
1070 if (!menu->flags.mapped) {
1071 if (wPreferences.wrap_menus) {
1072 WScreen *scr = menu->frame->screen_ptr;
1073 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
1074
1075 if (x < rect.pos.x)
1076 x = rect.pos.x;
1077 if (y < rect.pos.y)
1078 y = rect.pos.y;
1079 if (x + MENUW(menu) > rect.pos.x + rect.size.width)
1080 x = rect.pos.x + rect.size.width - MENUW(menu);
1081 if (y + MENUH(menu) > rect.pos.y + rect.size.height)
1082 y = rect.pos.y + rect.size.height - MENUH(menu);
1083 }
1084
1085 XMoveWindow(dpy, menu->frame->core->window, x, y);
1086 menu->frame_x = x;
1087 menu->frame_y = y;
1088 XMapWindow(dpy, menu->frame->core->window);
1089 wRaiseFrame(menu->frame->core);
1090 menu->flags.mapped = 1;
1091 } else {
1092 selectEntry(menu, 0);
1093 }
1094
1095 if (keyboard)
1096 keyboardMenu(menu);
1097 }
1098
1099 void wMenuMap(WMenu * menu)
1100 {
1101 if (!menu->flags.realized) {
1102 menu->flags.realized = 1;
1103 wMenuRealize(menu);
1104 }
1105 if (menu->flags.app_menu && menu->parent == NULL) {
1106 menu->frame_x = menu->frame->screen_ptr->app_menu_x;
1107 menu->frame_y = menu->frame->screen_ptr->app_menu_y;
1108 XMoveWindow(dpy, menu->frame->core->window, menu->frame_x, menu->frame_y);
1109 }
1110 XMapWindow(dpy, menu->frame->core->window);
1111 wRaiseFrame(menu->frame->core);
1112 menu->flags.mapped = 1;
1113 }
1114
1115 void wMenuUnmap(WMenu * menu)
1116 {
1117 int i;
1118
1119 XUnmapWindow(dpy, menu->frame->core->window);
1120 if (menu->flags.titled && menu->flags.buttoned) {
1121 wFrameWindowHideButton(menu->frame, WFF_RIGHT_BUTTON);
1122 }
1123 menu->flags.buttoned = 0;
1124 menu->flags.mapped = 0;
1125 menu->flags.open_to_left = 0;
1126
1127 for (i = 0; i < menu->cascade_no; i++) {
1128 if (menu->cascades[i] != NULL
1129 && menu->cascades[i]->flags.mapped && !menu->cascades[i]->flags.buttoned) {
1130
1131 wMenuUnmap(menu->cascades[i]);
1132 }
1133 }
1134 menu->selected_entry = -1;
1135 }
1136
1137 void wMenuPaint(WMenu * menu)
1138 {
1139 int i;
1140
1141 if (!menu->flags.mapped) {
1142 return;
1143 }
1144
1145 /* paint entries */
1146 for (i = 0; i < menu->entry_no; i++) {
1147 paintEntry(menu, i, i == menu->selected_entry);
1148 }
1149 }
1150
1151 void wMenuSetEnabled(WMenu * menu, int index, int enable)
1152 {
1153 if (index >= menu->entry_no)
1154 return;
1155 menu->entries[index]->flags.enabled = enable;
1156 paintEntry(menu, index, index == menu->selected_entry);
1157 paintEntry(menu->brother, index, index == menu->selected_entry);
1158 }
1159
1160
1161 static void selectEntry(WMenu * menu, int entry_no)
1162 {
1163 WMenuEntry *entry;
1164 WMenu *submenu;
1165 int old_entry;
1166
1167 if (menu->entries == NULL)
1168 return;
1169
1170 if (entry_no >= menu->entry_no)
1171 return;
1172
1173 old_entry = menu->selected_entry;
1174 menu->selected_entry = entry_no;
1175
1176 if (old_entry != entry_no) {
1177
1178 /* unselect previous entry */
1179 if (old_entry >= 0) {
1180 paintEntry(menu, old_entry, False);
1181 entry = menu->entries[old_entry];
1182
1183 /* unmap cascade */
1184 if (entry->cascade >= 0 && menu->cascades) {
1185 if (!menu->cascades[entry->cascade]->flags.buttoned) {
1186 wMenuUnmap(menu->cascades[entry->cascade]);
1187 }
1188 }
1189 }
1190
1191 if (entry_no < 0) {
1192 menu->selected_entry = -1;
1193 return;
1194 }
1195 entry = menu->entries[entry_no];
1196
1197 if (entry->cascade >= 0 && menu->cascades && entry->flags.enabled) {
1198 /* Callback for when the submenu is opened.
1199 */
1200 submenu = menu->cascades[entry->cascade];
1201 if (submenu && submenu->flags.brother)
1202 submenu = submenu->brother;
1203
1204 if (entry->callback) {
1205 /* Only call the callback if the submenu is not yet mapped.
1206 */
1207 if (menu->flags.brother) {
1208 if (!submenu || !submenu->flags.mapped)
1209 (*entry->callback) (menu->brother, entry);
1210 } else {
1211 if (!submenu || !submenu->flags.buttoned)
1212 (*entry->callback) (menu, entry);
1213 }
1214 }
1215
1216 /* the submenu menu might have changed */
1217 submenu = menu->cascades[entry->cascade];
1218
1219 /* map cascade */
1220 if (!submenu->flags.mapped) {
1221 int x, y;
1222
1223 if (!submenu->flags.realized)
1224 wMenuRealize(submenu);
1225 if (wPreferences.wrap_menus) {
1226 if (menu->flags.open_to_left)
1227 submenu->flags.open_to_left = 1;
1228
1229 if (submenu->flags.open_to_left) {
1230 x = menu->frame_x - MENUW(submenu);
1231 if (x < 0) {
1232 x = 0;
1233 submenu->flags.open_to_left = 0;
1234 }
1235 } else {
1236 x = menu->frame_x + MENUW(menu);
1237
1238 if (x + MENUW(submenu)
1239 >= menu->frame->screen_ptr->scr_width) {
1240
1241 x = menu->frame_x - MENUW(submenu);
1242 submenu->flags.open_to_left = 1;
1243 }
1244 }
1245 } else {
1246 x = menu->frame_x + MENUW(menu);
1247 }
1248
1249 if (wPreferences.align_menus) {
1250 y = menu->frame_y;
1251 } else {
1252 y = menu->frame_y + menu->entry_height * entry_no;
1253 if (menu->flags.titled)
1254 y += menu->frame->top_width;
1255 if (menu->cascades[entry->cascade]->flags.titled)
1256 y -= menu->cascades[entry->cascade]->frame->top_width;
1257 }
1258
1259 wMenuMapAt(menu->cascades[entry->cascade], x, y, False);
1260 menu->cascades[entry->cascade]->parent = menu;
1261 } else {
1262 return;
1263 }
1264 }
1265 paintEntry(menu, entry_no, True);
1266 }
1267 }
1268
1269 static WMenu *findMenu(WScreen * scr, int *x_ret, int *y_ret)
1270 {
1271 WMenu *menu;
1272 WObjDescriptor *desc;
1273 Window root_ret, win, junk_win;
1274 int x, y, wx, wy;
1275 unsigned int mask;
1276
1277 XQueryPointer(dpy, scr->root_win, &root_ret, &win, &x, &y, &wx, &wy, &mask);
1278
1279 if (win == None)
1280 return NULL;
1281
1282 if (XFindContext(dpy, win, wWinContext, (XPointer *) & desc) == XCNOENT)
1283 return NULL;
1284
1285 if (desc->parent_type == WCLASS_MENU) {
1286 menu = (WMenu *) desc->parent;
1287 XTranslateCoordinates(dpy, root_ret, menu->menu->window, wx, wy, x_ret, y_ret, &junk_win);
1288 return menu;
1289 }
1290 return NULL;
1291 }
1292
1293 static void closeCascade(WMenu * menu)
1294 {
1295 WMenu *parent = menu->parent;
1296
1297 if (menu->flags.brother || (!menu->flags.buttoned && (!menu->flags.app_menu || menu->parent != NULL))) {
1298
1299 selectEntry(menu, -1);
1300 XSync(dpy, 0);
1301 #if (MENU_BLINK_DELAY > 2)
1302 wusleep(MENU_BLINK_DELAY / 2);
1303 #endif
1304 wMenuUnmap(menu);
1305 while (parent != NULL
1306 && (parent->parent != NULL || !parent->flags.app_menu || parent->flags.brother)
1307 && !parent->flags.buttoned) {
1308 selectEntry(parent, -1);
1309 wMenuUnmap(parent);
1310 parent = parent->parent;
1311 }
1312 if (parent)
1313 selectEntry(parent, -1);
1314 }
1315 }
1316
1317 static void closeBrotherCascadesOf(WMenu * menu)
1318 {
1319 WMenu *tmp;
1320 int i;
1321
1322 for (i = 0; i < menu->cascade_no; i++) {
1323 if (menu->cascades[i]->flags.brother) {
1324 tmp = menu->cascades[i];
1325 } else {
1326 tmp = menu->cascades[i]->brother;
1327 }
1328 if (tmp->flags.mapped) {
1329 selectEntry(tmp->parent, -1);
1330 closeBrotherCascadesOf(tmp);
1331 break;
1332 }
1333 }
1334 }
1335
1336 #define getEntryAt(menu, x, y) ((y)<0 ? -1 : (y)/(menu->entry_height))
1337
1338 static WMenu *parentMenu(WMenu * menu)
1339 {
1340 WMenu *parent;
1341 WMenuEntry *entry;
1342
1343 if (menu->flags.buttoned)
1344 return menu;
1345
1346 while (menu->parent && menu->parent->flags.mapped) {
1347 parent = menu->parent;
1348 if (parent->selected_entry < 0)
1349 break;
1350 entry = parent->entries[parent->selected_entry];
1351 if (!entry->flags.enabled || entry->cascade < 0 || !parent->cascades ||
1352 parent->cascades[entry->cascade] != menu)
1353 break;
1354 menu = parent;
1355 if (menu->flags.buttoned)
1356 break;
1357 }
1358
1359 return menu;
1360 }
1361
1362 /*
1363 * Will raise the passed menu, if submenu = 0
1364 * If submenu > 0 will also raise all mapped submenus
1365 * until the first buttoned one
1366 * If submenu < 0 will also raise all mapped parent menus
1367 * until the first buttoned one
1368 */
1369
1370 static void raiseMenus(WMenu * menu, int submenus)
1371 {
1372 WMenu *submenu;
1373 int i;
1374
1375 if (!menu)
1376 return;
1377
1378 wRaiseFrame(menu->frame->core);
1379
1380 if (submenus > 0 && menu->selected_entry >= 0) {
1381 i = menu->entries[menu->selected_entry]->cascade;
1382 if (i >= 0 && menu->cascades) {
1383 submenu = menu->cascades[i];
1384 if (submenu->flags.mapped && !submenu->flags.buttoned)
1385 raiseMenus(submenu, submenus);
1386 }
1387 }
1388 if (submenus < 0 && !menu->flags.buttoned && menu->parent && menu->parent->flags.mapped)
1389 raiseMenus(menu->parent, submenus);
1390 }
1391
1392 WMenu *wMenuUnderPointer(WScreen * screen)
1393 {
1394 WObjDescriptor *desc;
1395 Window root_ret, win;
1396 int dummy;
1397 unsigned int mask;
1398
1399 XQueryPointer(dpy, screen->root_win, &root_ret, &win, &dummy, &dummy, &dummy, &dummy, &mask);
1400
1401 if (win == None)
1402 return NULL;
1403
1404 if (XFindContext(dpy, win, wWinContext, (XPointer *) & desc) == XCNOENT)
1405 return NULL;
1406
1407 if (desc->parent_type == WCLASS_MENU)
1408 return (WMenu *) desc->parent;
1409 return NULL;
1410 }
1411
1412 static void getPointerPosition(WScreen * scr, int *x, int *y)
1413 {
1414 Window root_ret, win;
1415 int wx, wy;
1416 unsigned int mask;
1417
1418 XQueryPointer(dpy, scr->root_win, &root_ret, &win, x, y, &wx, &wy, &mask);
1419 }
1420
1421 static void getScrollAmount(WMenu * menu, int *hamount, int *vamount)
1422 {
1423 WScreen *scr = menu->menu->screen_ptr;
1424 int menuX1 = menu->frame_x;
1425 int menuY1 = menu->frame_y;
1426 int menuX2 = menu->frame_x + MENUW(menu);
1427 int menuY2 = menu->frame_y + MENUH(menu);
1428 int xroot, yroot;
1429 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
1430
1431 *hamount = 0;
1432 *vamount = 0;
1433
1434 getPointerPosition(scr, &xroot, &yroot);
1435
1436 if (xroot <= (rect.pos.x + 1) && menuX1 < rect.pos.x) {
1437 /* scroll to the right */
1438 *hamount = WMIN(MENU_SCROLL_STEP, abs(menuX1));
1439
1440 } else if (xroot >= (rect.pos.x + rect.size.width - 2) && menuX2 > (rect.pos.x + rect.size.width - 1)) {
1441 /* scroll to the left */
1442 *hamount = WMIN(MENU_SCROLL_STEP, abs(menuX2 - rect.pos.x - rect.size.width - 1));
1443
1444 if (*hamount == 0)
1445 *hamount = 1;
1446
1447 *hamount = -*hamount;
1448 }
1449
1450 if (yroot <= (rect.pos.y + 1) && menuY1 < rect.pos.y) {
1451 /* scroll down */
1452 *vamount = WMIN(MENU_SCROLL_STEP, abs(menuY1));
1453
1454 } else if (yroot >= (rect.pos.y + rect.size.height - 2) && menuY2 > (rect.pos.y + rect.size.height - 1)) {
1455 /* scroll up */
1456 *vamount = WMIN(MENU_SCROLL_STEP, abs(menuY2 - rect.pos.y - rect.size.height - 2));
1457
1458 *vamount = -*vamount;
1459 }
1460 }
1461
1462 static void dragScrollMenuCallback(void *data)
1463 {
1464 WMenu *menu = (WMenu *) data;
1465 WScreen *scr = menu->menu->screen_ptr;
1466 WMenu *parent = parentMenu(menu);
1467 int hamount, vamount;
1468 int x, y;
1469 int newSelectedEntry;
1470
1471 getScrollAmount(menu, &hamount, &vamount);
1472
1473 if (hamount != 0 || vamount != 0) {
1474 wMenuMove(parent, parent->frame_x + hamount, parent->frame_y + vamount, True);
1475 if (findMenu(scr, &x, &y)) {
1476 newSelectedEntry = getEntryAt(menu, x, y);
1477 selectEntry(menu, newSelectedEntry);
1478 } else {
1479 /* Pointer fell outside of menu. If the selected entry is
1480 * not a submenu, unselect it */
1481 if (menu->selected_entry >= 0 && menu->entries[menu->selected_entry]->cascade < 0)
1482 selectEntry(menu, -1);
1483 newSelectedEntry = 0;
1484 }
1485
1486 /* paranoid check */
1487 if (newSelectedEntry >= 0) {
1488 /* keep scrolling */
1489 menu->timer = WMAddTimerHandler(MENU_SCROLL_DELAY, dragScrollMenuCallback, menu);
1490 } else {
1491 menu->timer = NULL;
1492 }
1493 } else {
1494 /* don't need to scroll anymore */
1495 menu->timer = NULL;
1496 if (findMenu(scr, &x, &y)) {
1497 newSelectedEntry = getEntryAt(menu, x, y);
1498 selectEntry(menu, newSelectedEntry);
1499 }
1500 }
1501 }
1502
1503 static void scrollMenuCallback(void *data)
1504 {
1505 WMenu *menu = (WMenu *) data;
1506 WMenu *parent = parentMenu(menu);
1507 int hamount = 0; /* amount to scroll */
1508 int vamount = 0;
1509
1510 getScrollAmount(menu, &hamount, &vamount);
1511
1512 if (hamount != 0 || vamount != 0) {
1513 wMenuMove(parent, parent->frame_x + hamount, parent->frame_y + vamount, True);
1514
1515 /* keep scrolling */
1516 menu->timer = WMAddTimerHandler(MENU_SCROLL_DELAY, scrollMenuCallback, menu);
1517 } else {
1518 /* don't need to scroll anymore */
1519 menu->timer = NULL;
1520 }
1521 }
1522
1523 #define MENU_SCROLL_BORDER 5
1524
1525 static int isPointNearBoder(WMenu * menu, int x, int y)
1526 {
1527 int menuX1 = menu->frame_x;
1528 int menuY1 = menu->frame_y;
1529 int menuX2 = menu->frame_x + MENUW(menu);
1530 int menuY2 = menu->frame_y + MENUH(menu);
1531 int flag = 0;
1532 int head = wGetHeadForPoint(menu->frame->screen_ptr, wmkpoint(x, y));
1533 WMRect rect = wGetRectForHead(menu->frame->screen_ptr, head);
1534
1535 /* XXX: handle screen joins properly !! */
1536
1537 if (x >= menuX1 && x <= menuX2 &&
1538 (y < rect.pos.y + MENU_SCROLL_BORDER || y >= rect.pos.y + rect.size.height - MENU_SCROLL_BORDER))
1539 flag = 1;
1540 else if (y >= menuY1 && y <= menuY2 &&
1541 (x < rect.pos.x + MENU_SCROLL_BORDER || x >= rect.pos.x + rect.size.width - MENU_SCROLL_BORDER))
1542 flag = 1;
1543
1544 return flag;
1545 }
1546
1547 typedef struct _delay {
1548 WMenu *menu;
1549 int ox, oy;
1550 } _delay;
1551
1552 static void leaving(_delay * dl)
1553 {
1554 wMenuMove(dl->menu, dl->ox, dl->oy, True);
1555 dl->menu->jump_back = NULL;
1556 dl->menu->menu->screen_ptr->flags.jump_back_pending = 0;
1557 wfree(dl);
1558 }
1559
1560 void wMenuScroll(WMenu * menu, XEvent * event)
1561 {
1562 WMenu *smenu;
1563 WMenu *omenu = parentMenu(menu);
1564 WScreen *scr = menu->frame->screen_ptr;
1565 int done = 0;
1566 int jump_back = 0;
1567 int old_frame_x = omenu->frame_x;
1568 int old_frame_y = omenu->frame_y;
1569 XEvent ev;
1570
1571 if (omenu->jump_back)
1572 WMDeleteTimerWithClientData(omenu->jump_back);
1573
1574 if (( /*omenu->flags.buttoned && */ !wPreferences.wrap_menus)
1575 || omenu->flags.app_menu) {
1576 jump_back = 1;
1577 }
1578
1579 if (!wPreferences.wrap_menus)
1580 raiseMenus(omenu, True);
1581 else
1582 raiseMenus(menu, False);
1583
1584 if (!menu->timer)
1585 scrollMenuCallback(menu);
1586
1587 while (!done) {
1588 int x, y, on_border, on_x_edge, on_y_edge, on_title;
1589 WMRect rect;
1590
1591 WMNextEvent(dpy, &ev);
1592 switch (ev.type) {
1593 case EnterNotify:
1594 WMHandleEvent(&ev);
1595 case MotionNotify:
1596 x = (ev.type == MotionNotify) ? ev.xmotion.x_root : ev.xcrossing.x_root;
1597 y = (ev.type == MotionNotify) ? ev.xmotion.y_root : ev.xcrossing.y_root;
1598
1599 /* on_border is != 0 if the pointer is between the menu
1600 * and the screen border and is close enough to the border */
1601 on_border = isPointNearBoder(menu, x, y);
1602
1603 smenu = wMenuUnderPointer(scr);
1604
1605 if ((smenu == NULL && !on_border) || (smenu && parentMenu(smenu) != omenu)) {
1606 done = 1;
1607 break;
1608 }
1609
1610 rect = wGetRectForHead(scr, wGetHeadForPoint(scr, wmkpoint(x, y)));
1611 on_x_edge = x <= rect.pos.x + 1 || x >= rect.pos.x + rect.size.width - 2;
1612 on_y_edge = y <= rect.pos.y + 1 || y >= rect.pos.y + rect.size.height - 2;
1613 on_border = on_x_edge || on_y_edge;
1614
1615 if (!on_border && !jump_back) {
1616 done = 1;
1617 break;
1618 }
1619
1620 if (menu->timer && (smenu != menu || (!on_y_edge && !on_x_edge))) {
1621 WMDeleteTimerHandler(menu->timer);
1622 menu->timer = NULL;
1623 }
1624
1625 if (smenu != NULL)
1626 menu = smenu;
1627
1628 if (!menu->timer)
1629 scrollMenuCallback(menu);
1630 break;
1631 case ButtonPress:
1632 /* True if we push on title, or drag the omenu to other position */
1633 on_title = ev.xbutton.x_root >= omenu->frame_x &&
1634 ev.xbutton.x_root <= omenu->frame_x + MENUW(omenu) &&
1635 ev.xbutton.y_root >= omenu->frame_y &&
1636 ev.xbutton.y_root <= omenu->frame_y + omenu->frame->top_width;
1637 WMHandleEvent(&ev);
1638 smenu = wMenuUnderPointer(scr);
1639 if (smenu == NULL || (smenu && smenu->flags.buttoned && smenu != omenu))
1640 done = 1;
1641 else if (smenu == omenu && on_title) {
1642 jump_back = 0;
1643 done = 1;
1644 }
1645 break;
1646 case KeyPress:
1647 done = 1;
1648 default:
1649 WMHandleEvent(&ev);
1650 break;
1651 }
1652 }
1653
1654 if (menu->timer) {
1655 WMDeleteTimerHandler(menu->timer);
1656 menu->timer = NULL;
1657 }
1658
1659 if (jump_back) {
1660 _delay *delayer;
1661 if (!omenu->jump_back) {
1662 delayer = wmalloc(sizeof(_delay));
1663 delayer->menu = omenu;
1664 delayer->ox = old_frame_x;
1665 delayer->oy = old_frame_y;
1666 omenu->jump_back = delayer;
1667 scr->flags.jump_back_pending = 1;
1668 } else
1669 delayer = omenu->jump_back;
1670 WMAddTimerHandler(MENU_JUMP_BACK_DELAY, (WMCallback *) leaving, delayer);
1671 }
1672 }
1673
1674 static void menuExpose(WObjDescriptor * desc, XEvent * event)
1675 {
1676 wMenuPaint(desc->parent);
1677 }
1678
1679 typedef struct {
1680 int *delayed_select;
1681 WMenu *menu;
1682 WMHandlerID magic;
1683 } delay_data;
1684
1685 static void delaySelection(void *data)
1686 {
1687 delay_data *d = (delay_data *) data;
1688 int x, y, entry_no;
1689 WMenu *menu;
1690
1691 d->magic = NULL;
1692
1693 menu = findMenu(d->menu->menu->screen_ptr, &x, &y);
1694 if (menu && (d->menu == menu || d->delayed_select)) {
1695 entry_no = getEntryAt(menu, x, y);
1696 selectEntry(menu, entry_no);
1697 }
1698 if (d->delayed_select)
1699 *(d->delayed_select) = 0;
1700 }
1701
1702 static void menuMouseDown(WObjDescriptor * desc, XEvent * event)
1703 {
1704 WWindow *wwin;
1705 XButtonEvent *bev = &event->xbutton;
1706 WMenu *menu = desc->parent;
1707 WMenu *smenu;
1708 WScreen *scr = menu->frame->screen_ptr;
1709 WMenuEntry *entry = NULL;
1710 XEvent ev;
1711 int close_on_exit = 0;
1712 int done = 0;
1713 int delayed_select = 0;
1714 int entry_no;
1715 int x, y;
1716 int prevx, prevy;
1717 int old_frame_x = 0;
1718 int old_frame_y = 0;
1719 delay_data d_data = { NULL, NULL, NULL };
1720
1721 /* Doesn't seem to be needed anymore (if delayed selection handler is
1722 * added only if not present). there seem to be no other side effects
1723 * from removing this and it is also possible that it was only added
1724 * to avoid problems with adding the delayed selection timer handler
1725 * multiple times
1726 */
1727 /*if (menu->flags.inside_handler) {
1728 return;
1729 } */
1730 menu->flags.inside_handler = 1;
1731
1732 if (!wPreferences.wrap_menus) {
1733 smenu = parentMenu(menu);
1734 old_frame_x = smenu->frame_x;
1735 old_frame_y = smenu->frame_y;
1736 } else if (event->xbutton.window == menu->frame->core->window) {
1737 /* This is true if the menu was launched with right click on root window */
1738 if (!d_data.magic) {
1739 delayed_select = 1;
1740 d_data.delayed_select = &delayed_select;
1741 d_data.menu = menu;
1742 d_data.magic = WMAddTimerHandler(wPreferences.dblclick_time, delaySelection, &d_data);
1743 }
1744 }
1745
1746 wRaiseFrame(menu->frame->core);
1747
1748 close_on_exit = (bev->send_event || menu->flags.brother);
1749
1750 smenu = findMenu(scr, &x, &y);
1751 if (!smenu) {
1752 x = -1;
1753 y = -1;
1754 } else {
1755 menu = smenu;
1756 }
1757
1758 if (menu->flags.editing) {
1759 goto byebye;
1760 }
1761 entry_no = getEntryAt(menu, x, y);
1762 if (entry_no >= 0) {
1763 entry = menu->entries[entry_no];
1764
1765 if (!close_on_exit && (bev->state & ControlMask) && smenu && entry->flags.editable) {
1766 char buffer[128];
1767 char *name;
1768 int number = entry_no - 2; /* Entries "New" and "Destroy Last" appear before workspaces */
1769
1770 name = wstrdup(scr->workspaces[number]->name);
1771 snprintf(buffer, sizeof(buffer), _("Type the name for workspace %i:"), number + 1);
1772
1773 wMenuUnmap(scr->root_menu);
1774
1775 if (wInputDialog(scr, _("Rename Workspace"), buffer, &name))
1776 wWorkspaceRename(scr, number, name);
1777
1778 if (name)
1779 wfree(name);
1780
1781 goto byebye;
1782 } else if (bev->state & ControlMask) {
1783 goto byebye;
1784 }
1785
1786 if (entry->flags.enabled && entry->cascade >= 0 && menu->cascades) {
1787 WMenu *submenu = menu->cascades[entry->cascade];
1788 /* map cascade */
1789 if (submenu->flags.mapped && !submenu->flags.buttoned && menu->selected_entry != entry_no) {
1790 wMenuUnmap(submenu);
1791 }
1792 if (!submenu->flags.mapped && !delayed_select) {
1793 selectEntry(menu, entry_no);
1794 } else if (!submenu->flags.buttoned) {
1795 selectEntry(menu, -1);
1796 }
1797
1798 } else if (!delayed_select) {
1799 if (menu == scr->switch_menu && event->xbutton.button == Button3) {
1800 selectEntry(menu, entry_no);
1801 OpenWindowMenu2((WWindow *)entry->clientdata,
1802 event->xbutton.x_root,
1803 event->xbutton.y_root, False);
1804 wwin = (WWindow *)entry->clientdata;
1805 desc = &wwin->screen_ptr->window_menu->menu->descriptor;
1806 event->xany.send_event = True;
1807 (*desc->handle_mousedown)(desc, event);
1808
1809 XUngrabPointer(dpy, CurrentTime);
1810 selectEntry(menu, -1);
1811 return;
1812 } else {
1813 selectEntry(menu, entry_no);
1814 }
1815 }
1816
1817 if (!wPreferences.wrap_menus && !wPreferences.scrollable_menus) {
1818 if (!menu->timer)
1819 dragScrollMenuCallback(menu);
1820 }
1821 }
1822
1823 prevx = bev->x_root;
1824 prevy = bev->y_root;
1825 while (!done) {
1826 int x, y;
1827
1828 XAllowEvents(dpy, AsyncPointer | SyncPointer, CurrentTime);
1829
1830 WMMaskEvent(dpy, ExposureMask | ButtonMotionMask | ButtonReleaseMask | ButtonPressMask, &ev);
1831 switch (ev.type) {
1832 case MotionNotify:
1833 smenu = findMenu(scr, &x, &y);
1834
1835 if (smenu == NULL) {
1836 /* moved mouse out of menu */
1837
1838 if (!delayed_select && d_data.magic) {
1839 WMDeleteTimerHandler(d_data.magic);
1840 d_data.magic = NULL;
1841 }
1842 if (menu == NULL
1843 || (menu->selected_entry >= 0
1844 && menu->entries[menu->selected_entry]->cascade >= 0)) {
1845 prevx = ev.xmotion.x_root;
1846 prevy = ev.xmotion.y_root;
1847
1848 break;
1849 }
1850 selectEntry(menu, -1);
1851 menu = smenu;
1852 prevx = ev.xmotion.x_root;
1853 prevy = ev.xmotion.y_root;
1854 break;
1855 } else if (menu && menu != smenu
1856 && (menu->selected_entry < 0
1857 || menu->entries[menu->selected_entry]->cascade < 0)) {
1858 selectEntry(menu, -1);
1859
1860 if (!delayed_select && d_data.magic) {
1861 WMDeleteTimerHandler(d_data.magic);
1862 d_data.magic = NULL;
1863 }
1864 } else {
1865
1866 /* hysteresis for item selection */
1867
1868 /* check if the motion was to the side, indicating that
1869 * the user may want to cross to a submenu */
1870 if (!delayed_select && menu) {
1871 int dx;
1872 Bool moved_to_submenu; /* moved to direction of submenu */
1873
1874 dx = abs(prevx - ev.xmotion.x_root);
1875
1876 moved_to_submenu = False;
1877 if (dx > 0 /* if moved enough to the side */
1878 /* maybe a open submenu */
1879 && menu->selected_entry >= 0
1880 /* moving to the right direction */
1881 && (wPreferences.align_menus || ev.xmotion.y_root >= prevy)) {
1882 int index;
1883
1884 index = menu->entries[menu->selected_entry]->cascade;
1885 if (index >= 0) {
1886 if (menu->cascades[index]->frame_x > menu->frame_x) {
1887 if (prevx < ev.xmotion.x_root)
1888 moved_to_submenu = True;
1889 } else {
1890 if (prevx > ev.xmotion.x_root)
1891 moved_to_submenu = True;
1892 }
1893 }
1894 }
1895
1896 if (menu != smenu) {
1897 if (d_data.magic) {
1898 WMDeleteTimerHandler(d_data.magic);
1899 d_data.magic = NULL;
1900 }
1901 } else if (moved_to_submenu) {
1902 /* while we are moving, postpone the selection */
1903 if (d_data.magic) {
1904 WMDeleteTimerHandler(d_data.magic);
1905 }
1906 d_data.delayed_select = NULL;
1907 d_data.menu = menu;
1908 d_data.magic = WMAddTimerHandler(MENU_SELECT_DELAY,
1909 delaySelection, &d_data);
1910 prevx = ev.xmotion.x_root;
1911 prevy = ev.xmotion.y_root;
1912 break;
1913 } else {
1914 if (d_data.magic) {
1915 WMDeleteTimerHandler(d_data.magic);
1916 d_data.magic = NULL;
1917 }
1918 }
1919 }
1920 }
1921 prevx = ev.xmotion.x_root;
1922 prevy = ev.xmotion.y_root;
1923 if (menu != smenu) {
1924 /* pointer crossed menus */
1925 if (menu && menu->timer) {
1926 WMDeleteTimerHandler(menu->timer);
1927 menu->timer = NULL;
1928 }
1929 if (smenu)
1930 dragScrollMenuCallback(smenu);
1931 }
1932 menu = smenu;
1933 if (!menu->timer)
1934 dragScrollMenuCallback(menu);
1935
1936 if (!delayed_select) {
1937 entry_no = getEntryAt(menu, x, y);
1938 if (entry_no >= 0) {
1939 entry = menu->entries[entry_no];
1940 if (entry->flags.enabled && entry->cascade >= 0 && menu->cascades) {
1941 WMenu *submenu = menu->cascades[entry->cascade];
1942 if (submenu->flags.mapped && !submenu->flags.buttoned
1943 && menu->selected_entry != entry_no) {
1944 wMenuUnmap(submenu);
1945 }
1946 }
1947 }
1948 selectEntry(menu, entry_no);
1949 }
1950 break;
1951
1952 case ButtonPress:
1953 break;
1954
1955 case ButtonRelease:
1956 if (ev.xbutton.button == event->xbutton.button)
1957 done = 1;
1958 break;
1959
1960 case Expose:
1961 WMHandleEvent(&ev);
1962 break;
1963 }
1964 }
1965
1966 if (menu && menu->timer) {
1967 WMDeleteTimerHandler(menu->timer);
1968 menu->timer = NULL;
1969 }
1970 if (d_data.magic != NULL) {
1971 WMDeleteTimerHandler(d_data.magic);
1972 d_data.magic = NULL;
1973 }
1974
1975 if (menu && menu->selected_entry >= 0) {
1976 entry = menu->entries[menu->selected_entry];
1977 if (entry->callback != NULL && entry->flags.enabled && entry->cascade < 0) {
1978 /* blink and erase menu selection */
1979 #if (MENU_BLINK_DELAY > 0)
1980 int sel = menu->selected_entry;
1981 int i;
1982
1983 for (i = 0; i < MENU_BLINK_COUNT; i++) {
1984 paintEntry(menu, sel, False);
1985 XSync(dpy, 0);
1986 wusleep(MENU_BLINK_DELAY);
1987 paintEntry(menu, sel, True);
1988 XSync(dpy, 0);
1989 wusleep(MENU_BLINK_DELAY);
1990 }
1991 #endif
1992 /* unmap the menu, it's parents and call the callback */
1993 if (!menu->flags.buttoned && (!menu->flags.app_menu || menu->parent != NULL)) {
1994 closeCascade(menu);
1995 } else {
1996 selectEntry(menu, -1);
1997 }
1998 (*entry->callback) (menu, entry);
1999
2000 /* If the user double clicks an entry, the entry will
2001 * be executed twice, which is not good for things like
2002 * the root menu. So, ignore any clicks that were generated
2003 * while the entry was being executed */
2004 while (XCheckTypedWindowEvent(dpy, menu->menu->window, ButtonPress, &ev)) ;
2005 } else if (entry->callback != NULL && entry->cascade < 0) {
2006 selectEntry(menu, -1);
2007 } else {
2008 if (entry->cascade >= 0 && menu->cascades && menu->cascades[entry->cascade]->flags.brother) {
2009 selectEntry(menu, -1);
2010 }
2011 }
2012 }
2013
2014 if (((WMenu *) desc->parent)->flags.brother || close_on_exit || !smenu)
2015 closeCascade(desc->parent);
2016
2017 /* close the cascade windows that should not remain opened */
2018 closeBrotherCascadesOf(desc->parent);
2019
2020 if (!wPreferences.wrap_menus)
2021 wMenuMove(parentMenu(desc->parent), old_frame_x, old_frame_y, True);
2022
2023 byebye:
2024 /* Just to be sure in case we skip the 2 above because of a goto byebye */
2025 if (menu && menu->timer) {
2026 WMDeleteTimerHandler(menu->timer);
2027 menu->timer = NULL;
2028 }
2029 if (d_data.magic != NULL) {
2030 WMDeleteTimerHandler(d_data.magic);
2031 d_data.magic = NULL;
2032 }
2033
2034 ((WMenu *) desc->parent)->flags.inside_handler = 0;
2035 }
2036
2037 void wMenuMove(WMenu * menu, int x, int y, int submenus)
2038 {
2039 WMenu *submenu;
2040 int i;
2041
2042 if (!menu)
2043 return;
2044
2045 menu->frame_x = x;
2046 menu->frame_y = y;
2047 XMoveWindow(dpy, menu->frame->core->window, x, y);
2048
2049 if (submenus > 0 && menu->selected_entry >= 0) {
2050 i = menu->entries[menu->selected_entry]->cascade;
2051
2052 if (i >= 0 && menu->cascades) {
2053 submenu = menu->cascades[i];
2054 if (submenu->flags.mapped && !submenu->flags.buttoned) {
2055 if (wPreferences.align_menus) {
2056 wMenuMove(submenu, x + MENUW(menu), y, submenus);
2057 } else {
2058 wMenuMove(submenu, x + MENUW(menu),
2059 y + submenu->entry_height * menu->selected_entry, submenus);
2060 }
2061 }
2062 }
2063 }
2064 if (submenus < 0 && menu->parent != NULL && menu->parent->flags.mapped && !menu->parent->flags.buttoned) {
2065 if (wPreferences.align_menus) {
2066 wMenuMove(menu->parent, x - MENUW(menu->parent), y, submenus);
2067 } else {
2068 wMenuMove(menu->parent, x - MENUW(menu->parent), menu->frame_y
2069 - menu->parent->entry_height * menu->parent->selected_entry, submenus);
2070 }
2071 }
2072 }
2073
2074 static void changeMenuLevels(WMenu * menu, int lower)
2075 {
2076 int i;
2077
2078 if (!lower) {
2079 ChangeStackingLevel(menu->frame->core, (!menu->parent ? WMMainMenuLevel : WMSubmenuLevel));
2080 wRaiseFrame(menu->frame->core);
2081 menu->flags.lowered = 0;
2082 } else {
2083 ChangeStackingLevel(menu->frame->core, WMNormalLevel);
2084 wLowerFrame(menu->frame->core);
2085 menu->flags.lowered = 1;
2086 }
2087 for (i = 0; i < menu->cascade_no; i++) {
2088 if (menu->cascades[i]
2089 && !menu->cascades[i]->flags.buttoned && menu->cascades[i]->flags.lowered != lower) {
2090 changeMenuLevels(menu->cascades[i], lower);
2091 }
2092 }
2093 }
2094
2095 static void menuTitleDoubleClick(WCoreWindow * sender, void *data, XEvent * event)
2096 {
2097 WMenu *menu = data;
2098 int lower;
2099
2100 if (event->xbutton.state & MOD_MASK) {
2101 if (menu->flags.lowered) {
2102 lower = 0;
2103 } else {
2104 lower = 1;
2105 }
2106 changeMenuLevels(menu, lower);
2107 }
2108 }
2109
2110 static void menuTitleMouseDown(WCoreWindow * sender, void *data, XEvent * event)
2111 {
2112 WMenu *menu = data;
2113 WMenu *tmp;
2114 XEvent ev;
2115 int x = menu->frame_x, y = menu->frame_y;
2116 int dx = event->xbutton.x_root, dy = event->xbutton.y_root;
2117 int i, lower;
2118 Bool started;
2119
2120 /* can't touch the menu copy */
2121 if (menu->flags.brother)
2122 return;
2123
2124 if (event->xbutton.button != Button1 && event->xbutton.button != Button2)
2125 return;
2126
2127 if (event->xbutton.state & MOD_MASK) {
2128 wLowerFrame(menu->frame->core);
2129 lower = 1;
2130 } else {
2131 wRaiseFrame(menu->frame->core);
2132 lower = 0;
2133 }
2134 tmp = menu;
2135
2136 /* lower/raise all submenus */
2137 while (1) {
2138 if (tmp->selected_entry >= 0 && tmp->cascades && tmp->entries[tmp->selected_entry]->cascade >= 0) {
2139 tmp = tmp->cascades[tmp->entries[tmp->selected_entry]->cascade];
2140 if (!tmp || !tmp->flags.mapped)
2141 break;
2142 if (lower)
2143 wLowerFrame(tmp->frame->core);
2144 else
2145 wRaiseFrame(tmp->frame->core);
2146 } else {
2147 break;
2148 }
2149 }
2150
2151 /* tear off the menu if it's a root menu or a cascade
2152 application menu */
2153 if (!menu->flags.buttoned && !menu->flags.brother && (!menu->flags.app_menu || menu->parent != NULL)) {
2154 menu->flags.buttoned = 1;
2155 wFrameWindowShowButton(menu->frame, WFF_RIGHT_BUTTON);
2156 if (menu->parent) {
2157 /* turn off selected menu entry in parent menu */
2158 selectEntry(menu->parent, -1);
2159
2160 /* make parent map the copy in place of the original */
2161 for (i = 0; i < menu->parent->cascade_no; i++) {
2162 if (menu->parent->cascades[i] == menu) {
2163 menu->parent->cascades[i] = menu->brother;
2164 break;
2165 }
2166 }
2167 }
2168 }
2169
2170 started = False;
2171 while (1) {
2172 WMMaskEvent(dpy, ButtonMotionMask | ButtonReleaseMask | ButtonPressMask | ExposureMask, &ev);
2173 switch (ev.type) {
2174 case MotionNotify:
2175 if (started) {
2176 x += ev.xmotion.x_root - dx;
2177 y += ev.xmotion.y_root - dy;
2178 dx = ev.xmotion.x_root;
2179 dy = ev.xmotion.y_root;
2180 wMenuMove(menu, x, y, True);
2181 } else {
2182 if (abs(ev.xmotion.x_root - dx) > MOVE_THRESHOLD
2183 || abs(ev.xmotion.y_root - dy) > MOVE_THRESHOLD) {
2184 started = True;
2185 XGrabPointer(dpy, menu->frame->titlebar->window, False,
2186 ButtonMotionMask | ButtonReleaseMask
2187 | ButtonPressMask,
2188 GrabModeAsync, GrabModeAsync, None,
2189 wCursor[WCUR_MOVE], CurrentTime);
2190 }
2191 }
2192 break;
2193
2194 case ButtonPress:
2195 break;
2196
2197 case ButtonRelease:
2198 if (ev.xbutton.button != event->xbutton.button)
2199 break;
2200 XUngrabPointer(dpy, CurrentTime);
2201 return;
2202
2203 default:
2204 WMHandleEvent(&ev);
2205 break;
2206 }
2207 }
2208 }
2209
2210 /*
2211 *----------------------------------------------------------------------
2212 * menuCloseClick--
2213 * Handles mouse click on the close button of menus. The menu is
2214 * closed when the button is clicked.
2215 *
2216 * Side effects:
2217 * The closed menu is reinserted at it's parent menus
2218 * cascade list.
2219 *----------------------------------------------------------------------
2220 */
2221 static void menuCloseClick(WCoreWindow * sender, void *data, XEvent * event)
2222 {
2223 WMenu *menu = (WMenu *) data;
2224 WMenu *parent = menu->parent;
2225 int i;
2226
2227 if (parent) {
2228 for (i = 0; i < parent->cascade_no; i++) {
2229 /* find the entry that points to the copy */
2230 if (parent->cascades[i] == menu->brother) {
2231 /* make it point to the original */
2232 parent->cascades[i] = menu;
2233 menu->parent = parent;
2234 break;
2235 }
2236 }
2237 }
2238 wMenuUnmap(menu);
2239 }
2240
2241 static void saveMenuInfo(WMPropList * dict, WMenu * menu, WMPropList * key)
2242 {
2243 WMPropList *value, *list;
2244 char buffer[256];
2245
2246 snprintf(buffer, sizeof(buffer), "%i,%i", menu->frame_x, menu->frame_y);
2247 value = WMCreatePLString(buffer);
2248 list = WMCreatePLArray(value, NULL);
2249 if (menu->flags.lowered)
2250 WMAddToPLArray(list, WMCreatePLString("lowered"));
2251 WMPutInPLDictionary(dict, key, list);
2252 WMReleasePropList(value);
2253 WMReleasePropList(list);
2254 }
2255
2256 void wMenuSaveState(WScreen * scr)
2257 {
2258 WMPropList *menus, *key;
2259 int save_menus = 0;
2260
2261 menus = WMCreatePLDictionary(NULL, NULL);
2262
2263 if (scr->switch_menu && scr->switch_menu->flags.buttoned) {
2264 key = WMCreatePLString("SwitchMenu");
2265 saveMenuInfo(menus, scr->switch_menu, key);
2266 WMReleasePropList(key);
2267 save_menus = 1;
2268 }
2269
2270 if (saveMenuRecurs(menus, scr, scr->root_menu))
2271 save_menus = 1;
2272
2273 if (scr->workspace_menu && scr->workspace_menu->flags.buttoned) {
2274 key = WMCreatePLString("WorkspaceMenu");
2275 saveMenuInfo(menus, scr->workspace_menu, key);
2276 WMReleasePropList(key);
2277 save_menus = 1;
2278 }
2279
2280 if (save_menus) {
2281 key = WMCreatePLString("Menus");
2282 WMPutInPLDictionary(scr->session_state, key, menus);
2283 WMReleasePropList(key);
2284 }
2285 WMReleasePropList(menus);
2286 }
2287
2288 static Bool getMenuPath(WMenu * menu, char *buffer, int bufSize)
2289 {
2290 Bool ok = True;
2291 int len = 0;
2292
2293 if (!menu->flags.titled || !menu->frame->title[0])
2294 return False;
2295
2296 len = strlen(menu->frame->title);
2297 if (len >= bufSize)
2298 return False;
2299
2300 if (menu->parent) {
2301 ok = getMenuPath(menu->parent, buffer, bufSize - len - 1);
2302 if (!ok)
2303 return False;
2304 }
2305
2306 strcat(buffer, "\\");
2307 strcat(buffer, menu->frame->title);
2308
2309 return True;
2310 }
2311
2312 static Bool saveMenuRecurs(WMPropList * menus, WScreen * scr, WMenu * menu)
2313 {
2314 WMPropList *key;
2315 int save_menus = 0, i;
2316 char buffer[512];
2317 Bool ok = True;
2318
2319 if (menu->flags.brother)
2320 menu = menu->brother;
2321
2322 if (menu->flags.buttoned && menu != scr->switch_menu) {
2323
2324 buffer[0] = '\0';
2325 ok = getMenuPath(menu, buffer, 510);
2326
2327 if (ok) {
2328 key = WMCreatePLString(buffer);
2329 saveMenuInfo(menus, menu, key);
2330 WMReleasePropList(key);
2331 save_menus = 1;
2332 }
2333 }
2334
2335 if (ok) {
2336 for (i = 0; i < menu->cascade_no; i++) {
2337 if (saveMenuRecurs(menus, scr, menu->cascades[i]))
2338 save_menus = 1;
2339 }
2340 }
2341 return save_menus;
2342 }
2343
2344 #define COMPLAIN(key) wwarning(_("bad value in menus state info: %s"), key)
2345
2346 static Bool getMenuInfo(WMPropList * info, int *x, int *y, Bool * lowered)
2347 {
2348 WMPropList *pos;
2349
2350 *lowered = False;
2351
2352 if (WMIsPLArray(info)) {
2353 WMPropList *flags;
2354 pos = WMGetFromPLArray(info, 0);
2355 flags = WMGetFromPLArray(info, 1);
2356 if (flags != NULL && WMIsPLString(flags) && WMGetFromPLString(flags) != NULL
2357 && strcmp(WMGetFromPLString(flags), "lowered") == 0) {
2358 *lowered = True;
2359 }
2360 } else {
2361 pos = info;
2362 }
2363
2364 if (pos != NULL && WMIsPLString(pos)) {
2365 if (sscanf(WMGetFromPLString(pos), "%i,%i", x, y) != 2)
2366 COMPLAIN("Position");
2367 } else {
2368 COMPLAIN("(position, flags...)");
2369 return False;
2370 }
2371
2372 return True;
2373 }
2374
2375 static int restoreMenu(WScreen * scr, WMPropList * menu, int which)
2376 {
2377 int x, y;
2378 Bool lowered = False;
2379 WMenu *pmenu = NULL;
2380
2381 if (!menu)
2382 return False;
2383
2384 if (!getMenuInfo(menu, &x, &y, &lowered))
2385 return False;
2386
2387 if (which & WSS_SWITCHMENU) {
2388 OpenSwitchMenu(scr, x, y, False);
2389 pmenu = scr->switch_menu;
2390 }
2391
2392 if (pmenu) {
2393 int width = MENUW(pmenu);
2394 int height = MENUH(pmenu);
2395 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
2396
2397 if (lowered) {
2398 changeMenuLevels(pmenu, True);
2399 }
2400
2401 if (x < rect.pos.x - width)
2402 x = rect.pos.x;
2403 if (x > rect.pos.x + rect.size.width)
2404 x = rect.pos.x + rect.size.width - width;
2405 if (y < rect.pos.y)
2406 y = rect.pos.y;
2407 if (y > rect.pos.y + rect.size.height)
2408 y = rect.pos.y + rect.size.height - height;
2409
2410 wMenuMove(pmenu, x, y, True);
2411 pmenu->flags.buttoned = 1;
2412 wFrameWindowShowButton(pmenu->frame, WFF_RIGHT_BUTTON);
2413 return True;
2414 }
2415 return False;
2416 }
2417
2418 static int restoreMenuRecurs(WScreen * scr, WMPropList * menus, WMenu * menu, char *path)
2419 {
2420 WMPropList *key, *entry;
2421 char buffer[512];
2422 int i, x, y, res;
2423 Bool lowered;
2424
2425 if (strlen(path) + strlen(menu->frame->title) > 510)
2426 return False;
2427
2428 snprintf(buffer, sizeof(buffer), "%s\\%s", path, menu->frame->title);
2429 key = WMCreatePLString(buffer);
2430 entry = WMGetFromPLDictionary(menus, key);
2431 res = False;
2432
2433 if (entry && getMenuInfo(entry, &x, &y, &lowered)) {
2434
2435 if (!menu->flags.mapped) {
2436 int width = MENUW(menu);
2437 int height = MENUH(menu);
2438 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
2439
2440 wMenuMapAt(menu, x, y, False);
2441
2442 if (menu->parent) {
2443 /* make parent map the copy in place of the original */
2444 for (i = 0; i < menu->parent->cascade_no; i++) {
2445 if (menu->parent->cascades[i] == menu) {
2446 menu->parent->cascades[i] = menu->brother;
2447 break;
2448 }
2449 }
2450 }
2451 if (lowered) {
2452 changeMenuLevels(menu, True);
2453 }
2454
2455 if (x < rect.pos.x - width)
2456 x = rect.pos.x;
2457 if (x > rect.pos.x + rect.size.width)
2458 x = rect.pos.x + rect.size.width - width;
2459 if (y < rect.pos.y)
2460 y = rect.pos.y;
2461 if (y > rect.pos.y + rect.size.height)
2462 y = rect.pos.y + rect.size.height - height;
2463
2464 wMenuMove(menu, x, y, True);
2465 menu->flags.buttoned = 1;
2466 wFrameWindowShowButton(menu->frame, WFF_RIGHT_BUTTON);
2467 res = True;
2468 }
2469 }
2470
2471 WMReleasePropList(key);
2472
2473 for (i = 0; i < menu->cascade_no; i++) {
2474 if (restoreMenuRecurs(scr, menus, menu->cascades[i], buffer) != False)
2475 res = True;
2476 }
2477
2478 return res;
2479 }
2480
2481 void wMenuRestoreState(WScreen * scr)
2482 {
2483 WMPropList *menus, *menu, *key, *skey;
2484
2485 if (!scr->session_state) {
2486 return;
2487 }
2488
2489 key = WMCreatePLString("Menus");
2490 menus = WMGetFromPLDictionary(scr->session_state, key);
2491 WMReleasePropList(key);
2492
2493 if (!menus)
2494 return;
2495
2496 /* restore menus */
2497
2498 skey = WMCreatePLString("SwitchMenu");
2499 menu = WMGetFromPLDictionary(menus, skey);
2500 WMReleasePropList(skey);
2501 restoreMenu(scr, menu, WSS_SWITCHMENU);
2502
2503 if (!scr->root_menu) {
2504 OpenRootMenu(scr, scr->scr_width * 2, 0, False);
2505 wMenuUnmap(scr->root_menu);
2506 }
2507 restoreMenuRecurs(scr, menus, scr->root_menu, "");
2508 }
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