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Doc: add disable-res description
[wmaker-crm.git] / src / menu.c
blob2b9f3261af0738a91ca313cd28ed95ba257eec72
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 static struct {
60 int steps;
61 int delay;
62 } menuScrollParameters[5] = {
63 {
64 MENU_SCROLL_STEPS_UF, MENU_SCROLL_DELAY_UF}, {
65 MENU_SCROLL_STEPS_F, MENU_SCROLL_DELAY_F}, {
66 MENU_SCROLL_STEPS_M, MENU_SCROLL_DELAY_M}, {
67 MENU_SCROLL_STEPS_S, MENU_SCROLL_DELAY_S}, {
68 MENU_SCROLL_STEPS_US, MENU_SCROLL_DELAY_US}};
69
70 static void menuMouseDown(WObjDescriptor * desc, XEvent * event);
71 static void menuExpose(WObjDescriptor * desc, XEvent * event);
72 static void menuTitleDoubleClick(WCoreWindow * sender, void *data, XEvent * event);
73 static void menuTitleMouseDown(WCoreWindow * sender, void *data, XEvent * event);
74 static void menuCloseClick(WCoreWindow * sender, void *data, XEvent * event);
75 static void updateTexture(WMenu * menu);
76 static int saveMenuRecurs(WMPropList * menus, WScreen * scr, WMenu * menu);
77 static int restoreMenuRecurs(WScreen *scr, WMPropList *menus, WMenu *menu, const char *path);
78 static void selectEntry(WMenu * menu, int entry_no);
79 static void closeCascade(WMenu * menu);
80
81 /****** Notification Observers ******/
82
83 static void appearanceObserver(void *self, WMNotification * notif)
84 {
85 WMenu *menu = (WMenu *) self;
86 uintptr_t flags = (uintptr_t)WMGetNotificationClientData(notif);
87
88 if (!menu->flags.realized)
89 return;
90
91 if (WMGetNotificationName(notif) == WNMenuAppearanceSettingsChanged) {
92 if (flags & WFontSettings) {
93 menu->flags.realized = 0;
94 wMenuRealize(menu);
95 }
96 if (flags & WTextureSettings) {
97 if (!menu->flags.brother)
98 updateTexture(menu);
99 }
100 if (flags & (WTextureSettings | WColorSettings)) {
101 wMenuPaint(menu);
102 }
103 } else if (menu->flags.titled) {
104
105 if (flags & WFontSettings) {
106 menu->flags.realized = 0;
107 wMenuRealize(menu);
108 }
109 if (flags & WTextureSettings) {
110 menu->frame->flags.need_texture_remake = 1;
111 }
112 if (flags & (WColorSettings | WTextureSettings)) {
113 wFrameWindowPaint(menu->frame);
114 }
115 }
116 }
117
118 /************************************/
119
120 /*
121 *----------------------------------------------------------------------
122 * wMenuCreate--
123 * Creates a new empty menu with the specified title. If main_menu
124 * is True, the created menu will be a main menu, which has some special
125 * properties such as being placed over other normal menus.
126 * If title is NULL, the menu will have no titlebar.
127 *
128 * Returns:
129 * The created menu.
130 *----------------------------------------------------------------------
131 */
132 WMenu *wMenuCreate(WScreen *screen, const char *title, int main_menu)
133 {
134 WMenu *menu;
135 static int brother = 0;
136 int tmp, flags;
137
138 menu = wmalloc(sizeof(WMenu));
139
140 #ifdef SINGLE_MENULEVEL
141 tmp = WMSubmenuLevel;
142 #else
143 tmp = (main_menu ? WMMainMenuLevel : WMSubmenuLevel);
144 #endif
145
146 flags = WFF_SINGLE_STATE | WFF_BORDER;
147 if (title) {
148 flags |= WFF_TITLEBAR | WFF_RIGHT_BUTTON;
149 menu->flags.titled = 1;
150 }
151 menu->frame =
152 wFrameWindowCreate(screen, tmp, 8, 2, 1, 1, &wPreferences.menu_title_clearance,
153 &wPreferences.menu_title_min_height,
154 &wPreferences.menu_title_max_height,
155 flags,
156 screen->menu_title_texture, NULL,
157 screen->menu_title_color, &screen->menu_title_font,
158 screen->w_depth, screen->w_visual, screen->w_colormap);
159
160 menu->frame->core->descriptor.parent = menu;
161 menu->frame->core->descriptor.parent_type = WCLASS_MENU;
162 menu->frame->core->descriptor.handle_mousedown = menuMouseDown;
163
164 wFrameWindowHideButton(menu->frame, WFF_RIGHT_BUTTON);
165
166 if (title) {
167 menu->frame->title = wstrdup(title);
168 }
169
170 menu->frame->flags.justification = WTJ_LEFT;
171
172 menu->frame->rbutton_image = screen->b_pixmaps[WBUT_CLOSE];
173
174 menu->entry_no = 0;
175 menu->alloced_entries = 0;
176 menu->selected_entry = -1;
177 menu->entries = NULL;
178
179 menu->frame_x = screen->app_menu_x;
180 menu->frame_y = screen->app_menu_y;
181
182 menu->frame->child = menu;
183
184 menu->flags.lowered = 0;
185 menu->flags.shaded = 0;
186
187 /* create borders */
188 if (title) {
189 /* setup object descriptors */
190 menu->frame->on_mousedown_titlebar = menuTitleMouseDown;
191 menu->frame->on_dblclick_titlebar = menuTitleDoubleClick;
192 }
193
194 menu->frame->on_click_right = menuCloseClick;
195
196 menu->menu = wCoreCreate(menu->frame->core, 0, menu->frame->top_width, menu->frame->core->width, 10);
197
198 menu->menu->descriptor.parent = menu;
199 menu->menu->descriptor.parent_type = WCLASS_MENU;
200 menu->menu->descriptor.handle_expose = menuExpose;
201 menu->menu->descriptor.handle_mousedown = menuMouseDown;
202
203 menu->menu_texture_data = None;
204
205 XMapWindow(dpy, menu->menu->window);
206
207 XFlush(dpy);
208
209 if (!brother) {
210 brother = 1;
211 menu->brother = wMenuCreate(screen, title, main_menu);
212 brother = 0;
213 menu->brother->flags.brother = 1;
214 menu->brother->brother = menu;
215 }
216 WMAddNotificationObserver(appearanceObserver, menu, WNMenuAppearanceSettingsChanged, menu);
217
218 WMAddNotificationObserver(appearanceObserver, menu, WNMenuTitleAppearanceSettingsChanged, menu);
219
220 return menu;
221 }
222
223 WMenu *wMenuCreateForApp(WScreen *screen, const char *title, int main_menu)
224 {
225 WMenu *menu;
226
227 menu = wMenuCreate(screen, title, main_menu);
228 if (!menu)
229 return NULL;
230 menu->flags.app_menu = 1;
231 menu->brother->flags.app_menu = 1;
232
233 return menu;
234 }
235
236 static void insertEntry(WMenu * menu, WMenuEntry * entry, int index)
237 {
238 int i;
239
240 for (i = menu->entry_no - 1; i >= index; i--) {
241 menu->entries[i]->order++;
242 menu->entries[i + 1] = menu->entries[i];
243 }
244 menu->entries[index] = entry;
245 }
246
247 WMenuEntry *wMenuInsertCallback(WMenu *menu, int index, const char *text,
248 void (*callback) (WMenu * menu, WMenuEntry * entry), void *clientdata)
249 {
250 WMenuEntry *entry;
251
252 menu->flags.realized = 0;
253 menu->brother->flags.realized = 0;
254
255 /* reallocate array if it's too small */
256 if (menu->entry_no >= menu->alloced_entries) {
257 void *tmp;
258
259 tmp = wrealloc(menu->entries, sizeof(WMenuEntry) * (menu->alloced_entries + 5));
260
261 menu->entries = tmp;
262 menu->alloced_entries += 5;
263
264 menu->brother->entries = tmp;
265 menu->brother->alloced_entries = menu->alloced_entries;
266 }
267 entry = wmalloc(sizeof(WMenuEntry));
268 entry->flags.enabled = 1;
269 entry->text = wstrdup(text);
270 entry->cascade = -1;
271 entry->clientdata = clientdata;
272 entry->callback = callback;
273 if (index < 0 || index >= menu->entry_no) {
274 entry->order = menu->entry_no;
275 menu->entries[menu->entry_no] = entry;
276 } else {
277 entry->order = index;
278 insertEntry(menu, entry, index);
279 }
280
281 menu->entry_no++;
282 menu->brother->entry_no = menu->entry_no;
283
284 return entry;
285 }
286
287 void wMenuEntrySetCascade(WMenu * menu, WMenuEntry * entry, WMenu * cascade)
288 {
289 WMenu *brother = menu->brother;
290 int i, done;
291
292 assert(menu->flags.brother == 0);
293
294 if (entry->cascade >= 0) {
295 menu->flags.realized = 0;
296 brother->flags.realized = 0;
297 }
298
299 cascade->parent = menu;
300
301 cascade->brother->parent = brother;
302
303 done = 0;
304 for (i = 0; i < menu->cascade_no; i++) {
305 if (menu->cascades[i] == NULL) {
306 menu->cascades[i] = cascade;
307 brother->cascades[i] = cascade->brother;
308 done = 1;
309 entry->cascade = i;
310 break;
311 }
312 }
313 if (!done) {
314 entry->cascade = menu->cascade_no;
315
316 menu->cascades = wrealloc(menu->cascades, sizeof(menu->cascades[0]) * (menu->cascade_no + 1));
317 menu->cascades[menu->cascade_no++] = cascade;
318
319 brother->cascades = wrealloc(brother->cascades, sizeof(brother->cascades[0]) * (brother->cascade_no + 1));
320 brother->cascades[brother->cascade_no++] = cascade->brother;
321 }
322
323 if (menu->flags.lowered) {
324
325 cascade->flags.lowered = 1;
326 ChangeStackingLevel(cascade->frame->core, WMNormalLevel);
327
328 cascade->brother->flags.lowered = 1;
329 ChangeStackingLevel(cascade->brother->frame->core, WMNormalLevel);
330 }
331
332 if (!menu->flags.realized)
333 wMenuRealize(menu);
334 }
335
336 void wMenuEntryRemoveCascade(WMenu * menu, WMenuEntry * entry)
337 {
338 assert(menu->flags.brother == 0);
339
340 /* destroy cascade menu */
341 if (entry->cascade >= 0 && menu->cascades && menu->cascades[entry->cascade] != NULL) {
342
343 wMenuDestroy(menu->cascades[entry->cascade], True);
344
345 menu->cascades[entry->cascade] = NULL;
346 menu->brother->cascades[entry->cascade] = NULL;
347
348 entry->cascade = -1;
349 }
350 }
351
352 void wMenuRemoveItem(WMenu * menu, int index)
353 {
354 int i;
355
356 if (menu->flags.brother) {
357 wMenuRemoveItem(menu->brother, index);
358 return;
359 }
360
361 if (index >= menu->entry_no)
362 return;
363
364 /* destroy cascade menu */
365 wMenuEntryRemoveCascade(menu, menu->entries[index]);
366
367 /* destroy unshared data */
368
369 if (menu->entries[index]->text)
370 wfree(menu->entries[index]->text);
371
372 if (menu->entries[index]->rtext)
373 wfree(menu->entries[index]->rtext);
374
375 if (menu->entries[index]->free_cdata && menu->entries[index]->clientdata)
376 (*menu->entries[index]->free_cdata) (menu->entries[index]->clientdata);
377
378 wfree(menu->entries[index]);
379
380 for (i = index; i < menu->entry_no - 1; i++) {
381 menu->entries[i + 1]->order--;
382 menu->entries[i] = menu->entries[i + 1];
383 }
384 menu->entry_no--;
385 menu->brother->entry_no--;
386 }
387
388 static Pixmap renderTexture(WMenu * menu)
389 {
390 RImage *img;
391 Pixmap pix;
392 int i;
393 RColor light;
394 RColor dark;
395 RColor mid;
396 WScreen *scr = menu->menu->screen_ptr;
397 WTexture *texture = scr->menu_item_texture;
398
399 if (wPreferences.menu_style == MS_NORMAL) {
400 img = wTextureRenderImage(texture, menu->menu->width, menu->entry_height, WREL_MENUENTRY);
401 } else {
402 img = wTextureRenderImage(texture, menu->menu->width, menu->menu->height + 1, WREL_MENUENTRY);
403 }
404 if (!img) {
405 wwarning(_("could not render texture: %s"), RMessageForError(RErrorCode));
406
407 return None;
408 }
409
410 if (wPreferences.menu_style == MS_SINGLE_TEXTURE) {
411 light.alpha = 0;
412 light.red = light.green = light.blue = 80;
413
414 dark.alpha = 255;
415 dark.red = dark.green = dark.blue = 0;
416
417 mid.alpha = 0;
418 mid.red = mid.green = mid.blue = 40;
419
420 for (i = 1; i < menu->entry_no; i++) {
421 ROperateLine(img, RSubtractOperation, 0, i * menu->entry_height - 2,
422 menu->menu->width - 1, i * menu->entry_height - 2, &mid);
423
424 RDrawLine(img, 0, i * menu->entry_height - 1,
425 menu->menu->width - 1, i * menu->entry_height - 1, &dark);
426
427 ROperateLine(img, RAddOperation, 0, i * menu->entry_height,
428 menu->menu->width - 1, i * menu->entry_height, &light);
429 }
430 }
431 if (!RConvertImage(scr->rcontext, img, &pix)) {
432 wwarning(_("error rendering image:%s"), RMessageForError(RErrorCode));
433 }
434 RReleaseImage(img);
435
436 return pix;
437 }
438
439 static void updateTexture(WMenu * menu)
440 {
441 WScreen *scr = menu->menu->screen_ptr;
442
443 /* setup background texture */
444 if (scr->menu_item_texture->any.type != WTEX_SOLID) {
445 if (!menu->flags.brother) {
446 FREE_PIXMAP(menu->menu_texture_data);
447
448 menu->menu_texture_data = renderTexture(menu);
449
450 XSetWindowBackgroundPixmap(dpy, menu->menu->window, menu->menu_texture_data);
451 XClearWindow(dpy, menu->menu->window);
452
453 XSetWindowBackgroundPixmap(dpy, menu->brother->menu->window, menu->menu_texture_data);
454 XClearWindow(dpy, menu->brother->menu->window);
455 }
456 } else {
457 XSetWindowBackground(dpy, menu->menu->window, scr->menu_item_texture->any.color.pixel);
458 XClearWindow(dpy, menu->menu->window);
459 }
460 }
461
462 void wMenuRealize(WMenu * menu)
463 {
464 int i;
465 int width, rwidth, mrwidth, mwidth;
466 int theight, twidth, eheight;
467 WScreen *scr = menu->frame->screen_ptr;
468 static int brother_done = 0;
469 int flags;
470
471 if (!brother_done) {
472 brother_done = 1;
473 wMenuRealize(menu->brother);
474 brother_done = 0;
475 }
476
477 flags = WFF_SINGLE_STATE | WFF_BORDER;
478 if (menu->flags.titled)
479 flags |= WFF_TITLEBAR | WFF_RIGHT_BUTTON;
480
481 wFrameWindowUpdateBorders(menu->frame, flags);
482
483 if (menu->flags.titled) {
484 twidth = WMWidthOfString(scr->menu_title_font, menu->frame->title, strlen(menu->frame->title));
485 theight = menu->frame->top_width;
486 twidth += theight + (wPreferences.new_style == TS_NEW ? 16 : 8);
487 } else {
488 twidth = 0;
489 theight = 0;
490 }
491 eheight = WMFontHeight(scr->menu_entry_font) + 6 + wPreferences.menu_text_clearance * 2;
492 menu->entry_height = eheight;
493 mrwidth = 0;
494 mwidth = 0;
495 for (i = 0; i < menu->entry_no; i++) {
496 char *text;
497
498 /* search widest text */
499 text = menu->entries[i]->text;
500 width = WMWidthOfString(scr->menu_entry_font, text, strlen(text)) + 10;
501
502 if (menu->entries[i]->flags.indicator) {
503 width += MENU_INDICATOR_SPACE;
504 }
505
506 if (width > mwidth)
507 mwidth = width;
508
509 /* search widest text on right */
510 text = menu->entries[i]->rtext;
511 if (text)
512 rwidth = WMWidthOfString(scr->menu_entry_font, text, strlen(text))
513 + 10;
514 else if (menu->entries[i]->cascade >= 0)
515 rwidth = 16;
516 else
517 rwidth = 4;
518
519 if (rwidth > mrwidth)
520 mrwidth = rwidth;
521 }
522 mwidth += mrwidth;
523
524 if (mwidth < twidth)
525 mwidth = twidth;
526
527 wCoreConfigure(menu->menu, 0, theight, mwidth, menu->entry_no * eheight - 1);
528
529 wFrameWindowResize(menu->frame, mwidth, menu->entry_no * eheight - 1
530 + menu->frame->top_width + menu->frame->bottom_width);
531
532 updateTexture(menu);
533
534 menu->flags.realized = 1;
535
536 if (menu->flags.mapped)
537 wMenuPaint(menu);
538 if (menu->brother->flags.mapped)
539 wMenuPaint(menu->brother);
540 }
541
542 void wMenuDestroy(WMenu * menu, int recurse)
543 {
544 int i;
545
546 WMRemoveNotificationObserver(menu);
547
548 /* remove any pending timers */
549 if (menu->timer)
550 WMDeleteTimerHandler(menu->timer);
551 menu->timer = NULL;
552
553 /* call destroy handler */
554 if (menu->on_destroy)
555 (*menu->on_destroy) (menu);
556
557 /* Destroy items if this menu own them. If this is the "brother" menu,
558 * leave them alone as it is shared by them.
559 */
560 if (!menu->flags.brother) {
561 for (i = 0; i < menu->entry_no; i++) {
562
563 wfree(menu->entries[i]->text);
564
565 if (menu->entries[i]->rtext)
566 wfree(menu->entries[i]->rtext);
567 #ifdef USER_MENU
568
569 if (menu->entries[i]->instances) {
570 WMReleasePropList(menu->entries[i]->instances);
571 }
572 #endif /* USER_MENU */
573
574 if (menu->entries[i]->free_cdata && menu->entries[i]->clientdata) {
575 (*menu->entries[i]->free_cdata) (menu->entries[i]->clientdata);
576 }
577 wfree(menu->entries[i]);
578 }
579
580 if (recurse) {
581 for (i = 0; i < menu->cascade_no; i++) {
582 if (menu->cascades[i]) {
583 if (menu->cascades[i]->flags.brother)
584 wMenuDestroy(menu->cascades[i]->brother, recurse);
585 else
586 wMenuDestroy(menu->cascades[i], recurse);
587 }
588 }
589 }
590
591 if (menu->entries)
592 wfree(menu->entries);
593
594 }
595
596 FREE_PIXMAP(menu->menu_texture_data);
597
598 if (menu->cascades)
599 wfree(menu->cascades);
600
601 wCoreDestroy(menu->menu);
602 wFrameWindowDestroy(menu->frame);
603
604 /* destroy copy of this menu */
605 if (!menu->flags.brother && menu->brother)
606 wMenuDestroy(menu->brother, False);
607
608 wfree(menu);
609 }
610
611 #define F_NORMAL 0
612 #define F_TOP 1
613 #define F_BOTTOM 2
614 #define F_NONE 3
615
616 static void drawFrame(WScreen * scr, Drawable win, int y, int w, int h, int type)
617 {
618 XSegment segs[2];
619 int i;
620
621 i = 0;
622 segs[i].x1 = segs[i].x2 = w - 1;
623 segs[i].y1 = y;
624 segs[i].y2 = y + h - 1;
625 i++;
626 if (type != F_TOP && type != F_NONE) {
627 segs[i].x1 = 1;
628 segs[i].y1 = segs[i].y2 = y + h - 2;
629 segs[i].x2 = w - 1;
630 i++;
631 }
632 XDrawSegments(dpy, win, scr->menu_item_auxtexture->dim_gc, segs, i);
633
634 i = 0;
635 segs[i].x1 = 0;
636 segs[i].y1 = y;
637 segs[i].x2 = 0;
638 segs[i].y2 = y + h - 1;
639 i++;
640 if (type != F_BOTTOM && type != F_NONE) {
641 segs[i].x1 = 0;
642 segs[i].y1 = y;
643 segs[i].x2 = w - 1;
644 segs[i].y2 = y;
645 i++;
646 }
647 XDrawSegments(dpy, win, scr->menu_item_auxtexture->light_gc, segs, i);
648
649 if (type != F_TOP && type != F_NONE)
650 XDrawLine(dpy, win, scr->menu_item_auxtexture->dark_gc, 0, y + h - 1, w - 1, y + h - 1);
651 }
652
653 static void paintEntry(WMenu * menu, int index, int selected)
654 {
655 WScreen *scr = menu->frame->screen_ptr;
656 Window win = menu->menu->window;
657 WMenuEntry *entry = menu->entries[index];
658 GC light, dim, dark;
659 WMColor *color;
660 int x, y, w, h, tw;
661 int type;
662
663 if (!menu->flags.realized)
664 return;
665 h = menu->entry_height;
666 w = menu->menu->width;
667 y = index * h;
668
669 light = scr->menu_item_auxtexture->light_gc;
670 dim = scr->menu_item_auxtexture->dim_gc;
671 dark = scr->menu_item_auxtexture->dark_gc;
672
673 if (wPreferences.menu_style == MS_FLAT && menu->entry_no > 1) {
674 if (index == 0)
675 type = F_TOP;
676 else if (index == menu->entry_no - 1)
677 type = F_BOTTOM;
678 else
679 type = F_NONE;
680 } else {
681 type = F_NORMAL;
682 }
683
684 /* paint background */
685 if (selected) {
686 XFillRectangle(dpy, win, WMColorGC(scr->select_color), 1, y + 1, w - 2, h - 3);
687 if (scr->menu_item_texture->any.type == WTEX_SOLID)
688 drawFrame(scr, win, y, w, h, type);
689 } else {
690 if (scr->menu_item_texture->any.type == WTEX_SOLID) {
691 XClearArea(dpy, win, 0, y + 1, w - 1, h - 3, False);
692 /* draw the frame */
693 drawFrame(scr, win, y, w, h, type);
694 } else {
695 XClearArea(dpy, win, 0, y, w, h, False);
696 }
697 }
698
699 if (selected) {
700 if (entry->flags.enabled)
701 color = scr->select_text_color;
702 else
703 color = scr->dtext_color;
704 } else if (!entry->flags.enabled) {
705 color = scr->dtext_color;
706 } else {
707 color = scr->mtext_color;
708 }
709 /* draw text */
710 x = 5;
711 if (entry->flags.indicator)
712 x += MENU_INDICATOR_SPACE + 2;
713
714 WMDrawString(scr->wmscreen, win, color, scr->menu_entry_font,
715 x, 3 + y + wPreferences.menu_text_clearance, entry->text, strlen(entry->text));
716
717 if (entry->cascade >= 0) {
718 /* draw the cascade indicator */
719 XDrawLine(dpy, win, dim, w - 11, y + 6, w - 6, y + h / 2 - 1);
720 XDrawLine(dpy, win, light, w - 11, y + h - 8, w - 6, y + h / 2 - 1);
721 XDrawLine(dpy, win, dark, w - 12, y + 6, w - 12, y + h - 8);
722 }
723
724 /* draw indicator */
725 if (entry->flags.indicator && entry->flags.indicator_on) {
726 int iw, ih;
727 WPixmap *indicator;
728
729 switch (entry->flags.indicator_type) {
730 case MI_CHECK:
731 indicator = scr->menu_check_indicator;
732 break;
733 case MI_MINIWINDOW:
734 indicator = scr->menu_mini_indicator;
735 break;
736 case MI_HIDDEN:
737 indicator = scr->menu_hide_indicator;
738 break;
739 case MI_SHADED:
740 indicator = scr->menu_shade_indicator;
741 break;
742 case MI_DIAMOND:
743 default:
744 indicator = scr->menu_radio_indicator;
745 break;
746 }
747
748 iw = indicator->width;
749 ih = indicator->height;
750 XSetClipMask(dpy, scr->copy_gc, indicator->mask);
751 XSetClipOrigin(dpy, scr->copy_gc, 5, y + (h - ih) / 2);
752 if (selected) {
753 if (entry->flags.enabled) {
754 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->select_text_color));
755 } else {
756 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->dtext_color));
757 }
758 } else {
759 if (entry->flags.enabled) {
760 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->mtext_color));
761 } else {
762 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->dtext_color));
763 }
764 }
765 XFillRectangle(dpy, win, scr->copy_gc, 5, y + (h - ih) / 2, iw, ih);
766 /*
767 XCopyArea(dpy, indicator->image, win, scr->copy_gc, 0, 0,
768 iw, ih, 5, y+(h-ih)/2);
769 */
770 XSetClipOrigin(dpy, scr->copy_gc, 0, 0);
771 }
772
773 /* draw right text */
774
775 if (entry->rtext && entry->cascade < 0) {
776 tw = WMWidthOfString(scr->menu_entry_font, entry->rtext, strlen(entry->rtext));
777
778 WMDrawString(scr->wmscreen, win, color, scr->menu_entry_font, w - 6 - tw,
779 y + 3 + wPreferences.menu_text_clearance, entry->rtext, strlen(entry->rtext));
780 }
781 }
782
783 static void move_menus(WMenu * menu, int x, int y)
784 {
785 while (menu->parent) {
786 menu = menu->parent;
787 x -= MENUW(menu);
788 if (!wPreferences.align_menus && menu->selected_entry >= 0) {
789 y -= menu->selected_entry * menu->entry_height;
790 }
791 }
792 wMenuMove(menu, x, y, True);
793 }
794
795 static void makeVisible(WMenu * menu)
796 {
797 WScreen *scr = menu->frame->screen_ptr;
798 int x1, y1, x2, y2, new_x, new_y;
799 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
800
801 if (menu->entry_no < 0)
802 return;
803
804 x1 = menu->frame_x;
805 y1 = menu->frame_y + menu->frame->top_width + menu->selected_entry * menu->entry_height;
806 x2 = x1 + MENUW(menu);
807 y2 = y1 + menu->entry_height;
808
809 new_x = x1;
810 new_y = y1;
811
812 if (x1 < rect.pos.x) {
813 new_x = rect.pos.x;
814 } else if (x2 >= rect.pos.x + rect.size.width) {
815 new_x = rect.pos.x + rect.size.width - MENUW(menu) - 1;
816 }
817
818 if (y1 < rect.pos.y) {
819 new_y = rect.pos.y;
820 } else if (y2 >= rect.pos.y + rect.size.height) {
821 new_y = rect.pos.y + rect.size.height - menu->entry_height - 1;
822 }
823
824 new_y = new_y - menu->frame->top_width - menu->selected_entry * menu->entry_height;
825 move_menus(menu, new_x, new_y);
826 }
827
828 static int check_key(WMenu * menu, XKeyEvent * event)
829 {
830 int i, ch, s;
831 char buffer[32];
832
833 if (XLookupString(event, buffer, 32, NULL, NULL) < 1)
834 return -1;
835
836 ch = toupper(buffer[0]);
837
838 s = (menu->selected_entry >= 0 ? menu->selected_entry + 1 : 0);
839
840 again:
841 for (i = s; i < menu->entry_no; i++) {
842 if (ch == toupper(menu->entries[i]->text[0])) {
843 return i;
844 }
845 }
846 /* no match. Retry from start, if previous started from a selected entry */
847 if (s != 0) {
848 s = 0;
849 goto again;
850 }
851 return -1;
852 }
853
854 static int keyboardMenu(WMenu * menu)
855 {
856 XEvent event;
857 KeySym ksym = NoSymbol;
858 int done = 0;
859 int index;
860 WMenuEntry *entry;
861 int old_pos_x = menu->frame_x;
862 int old_pos_y = menu->frame_y;
863 int new_x = old_pos_x, new_y = old_pos_y;
864 WMRect rect = wGetRectForHead(menu->frame->screen_ptr,
865 wGetHeadForPointerLocation(menu->frame->screen_ptr));
866
867 if (menu->flags.editing)
868 return False;
869
870 XGrabKeyboard(dpy, menu->frame->core->window, True, GrabModeAsync, GrabModeAsync, CurrentTime);
871
872 if (menu->frame_y + menu->frame->top_width >= rect.pos.y + rect.size.height)
873 new_y = rect.pos.y + rect.size.height - menu->frame->top_width;
874
875 if (menu->frame_x + MENUW(menu) >= rect.pos.x + rect.size.width)
876 new_x = rect.pos.x + rect.size.width - MENUW(menu) - 1;
877
878 move_menus(menu, new_x, new_y);
879
880 while (!done && menu->flags.mapped) {
881 XAllowEvents(dpy, AsyncKeyboard, CurrentTime);
882 WMMaskEvent(dpy, ExposureMask | ButtonMotionMask | ButtonPressMask
883 | ButtonReleaseMask | KeyPressMask | KeyReleaseMask | SubstructureNotifyMask, &event);
884
885 switch (event.type) {
886 case KeyPress:
887 ksym = XLookupKeysym(&event.xkey, 0);
888 if (wPreferences.vi_key_menus) {
889 switch (ksym) {
890 case XK_h:
891 ksym = XK_Left;
892 break;
893
894 case XK_j:
895 ksym = XK_Down;
896 break;
897
898 case XK_k:
899 ksym = XK_Up;
900 break;
901
902 case XK_l:
903 ksym = XK_Right;
904 break;
905
906 }
907 }
908 switch (ksym) {
909 case XK_Escape:
910 done = 1;
911 break;
912
913 case XK_Home:
914 #ifdef XK_KP_Home
915 case XK_KP_Home:
916 #endif
917 selectEntry(menu, 0);
918 makeVisible(menu);
919 break;
920
921 case XK_End:
922 #ifdef XK_KP_End
923 case XK_KP_End:
924 #endif
925 selectEntry(menu, menu->entry_no - 1);
926 makeVisible(menu);
927 break;
928
929 case XK_Up:
930 #ifdef XK_KP_Up
931 case XK_KP_Up:
932 #endif
933 if (menu->selected_entry <= 0)
934 selectEntry(menu, menu->entry_no - 1);
935 else
936 selectEntry(menu, menu->selected_entry - 1);
937 makeVisible(menu);
938 break;
939
940 case XK_Down:
941 #ifdef XK_KP_Down
942 case XK_KP_Down:
943 #endif
944 if (menu->selected_entry < 0)
945 selectEntry(menu, 0);
946 else if (menu->selected_entry == menu->entry_no - 1)
947 selectEntry(menu, 0);
948 else if (menu->selected_entry < menu->entry_no - 1)
949 selectEntry(menu, menu->selected_entry + 1);
950 makeVisible(menu);
951 break;
952
953 case XK_Right:
954 #ifdef XK_KP_Right
955 case XK_KP_Right:
956 #endif
957 if (menu->selected_entry >= 0) {
958 WMenuEntry *entry;
959 entry = menu->entries[menu->selected_entry];
960
961 if (entry->cascade >= 0 && menu->cascades
962 && menu->cascades[entry->cascade]->entry_no > 0) {
963
964 XUngrabKeyboard(dpy, CurrentTime);
965
966 selectEntry(menu->cascades[entry->cascade], 0);
967 if (!keyboardMenu(menu->cascades[entry->cascade]))
968 done = 1;
969
970 XGrabKeyboard(dpy, menu->frame->core->window, True,
971 GrabModeAsync, GrabModeAsync, CurrentTime);
972 }
973 }
974 break;
975
976 case XK_Left:
977 #ifdef XK_KP_Left
978 case XK_KP_Left:
979 #endif
980 if (menu->parent != NULL && menu->parent->selected_entry >= 0) {
981 selectEntry(menu, -1);
982 move_menus(menu, old_pos_x, old_pos_y);
983 return True;
984 }
985 break;
986
987 case XK_Return:
988 #ifdef XK_KP_Enter
989 case XK_KP_Enter:
990 #endif
991 done = 2;
992 break;
993
994 default:
995 index = check_key(menu, &event.xkey);
996 if (index >= 0) {
997 selectEntry(menu, index);
998 }
999 }
1000 break;
1001
1002 default:
1003 if (event.type == ButtonPress)
1004 done = 1;
1005
1006 WMHandleEvent(&event);
1007 }
1008 }
1009
1010 XUngrabKeyboard(dpy, CurrentTime);
1011
1012 if (done == 2 && menu->selected_entry >= 0) {
1013 entry = menu->entries[menu->selected_entry];
1014 } else {
1015 entry = NULL;
1016 }
1017
1018 if (entry && entry->callback != NULL && entry->flags.enabled && entry->cascade < 0) {
1019 #if (MENU_BLINK_COUNT > 0)
1020 int sel = menu->selected_entry;
1021 int i;
1022
1023 for (i = 0; i < MENU_BLINK_COUNT; i++) {
1024 paintEntry(menu, sel, False);
1025 XSync(dpy, 0);
1026 wusleep(MENU_BLINK_DELAY);
1027 paintEntry(menu, sel, True);
1028 XSync(dpy, 0);
1029 wusleep(MENU_BLINK_DELAY);
1030 }
1031 #endif
1032 selectEntry(menu, -1);
1033
1034 if (!menu->flags.buttoned) {
1035 wMenuUnmap(menu);
1036 move_menus(menu, old_pos_x, old_pos_y);
1037 }
1038 closeCascade(menu);
1039
1040 (*entry->callback) (menu, entry);
1041 } else {
1042 if (!menu->flags.buttoned) {
1043 wMenuUnmap(menu);
1044 move_menus(menu, old_pos_x, old_pos_y);
1045 }
1046 selectEntry(menu, -1);
1047 }
1048
1049 /* returns True if returning from a submenu to a parent menu,
1050 * False if exiting from menu */
1051 return False;
1052 }
1053
1054 void wMenuMapAt(WMenu * menu, int x, int y, int keyboard)
1055 {
1056 if (!menu->flags.realized) {
1057 menu->flags.realized = 1;
1058 wMenuRealize(menu);
1059 }
1060
1061 if (!menu->flags.mapped) {
1062 if (wPreferences.wrap_menus) {
1063 WScreen *scr = menu->frame->screen_ptr;
1064 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
1065
1066 if (x < rect.pos.x)
1067 x = rect.pos.x;
1068 if (y < rect.pos.y)
1069 y = rect.pos.y;
1070 if (x + MENUW(menu) > rect.pos.x + rect.size.width)
1071 x = rect.pos.x + rect.size.width - MENUW(menu);
1072 if (y + MENUH(menu) > rect.pos.y + rect.size.height)
1073 y = rect.pos.y + rect.size.height - MENUH(menu);
1074 }
1075
1076 XMoveWindow(dpy, menu->frame->core->window, x, y);
1077 menu->frame_x = x;
1078 menu->frame_y = y;
1079 XMapWindow(dpy, menu->frame->core->window);
1080 wRaiseFrame(menu->frame->core);
1081 menu->flags.mapped = 1;
1082 } else {
1083 selectEntry(menu, 0);
1084 }
1085
1086 if (keyboard)
1087 keyboardMenu(menu);
1088 }
1089
1090 void wMenuMap(WMenu * menu)
1091 {
1092 if (!menu->flags.realized) {
1093 menu->flags.realized = 1;
1094 wMenuRealize(menu);
1095 }
1096 if (menu->flags.app_menu && menu->parent == NULL) {
1097 menu->frame_x = menu->frame->screen_ptr->app_menu_x;
1098 menu->frame_y = menu->frame->screen_ptr->app_menu_y;
1099 XMoveWindow(dpy, menu->frame->core->window, menu->frame_x, menu->frame_y);
1100 }
1101 XMapWindow(dpy, menu->frame->core->window);
1102 wRaiseFrame(menu->frame->core);
1103 menu->flags.mapped = 1;
1104 }
1105
1106 void wMenuUnmap(WMenu * menu)
1107 {
1108 int i;
1109
1110 XUnmapWindow(dpy, menu->frame->core->window);
1111 if (menu->flags.titled && menu->flags.buttoned) {
1112 wFrameWindowHideButton(menu->frame, WFF_RIGHT_BUTTON);
1113 }
1114 menu->flags.buttoned = 0;
1115 menu->flags.mapped = 0;
1116 menu->flags.open_to_left = 0;
1117
1118 if (menu->flags.shaded) {
1119 wFrameWindowResize(menu->frame, menu->frame->core->width, menu->frame->top_width +
1120 menu->entry_height*menu->entry_no + menu->frame->bottom_width - 1);
1121 menu->flags.shaded = 0;
1122 }
1123
1124 for (i = 0; i < menu->cascade_no; i++) {
1125 if (menu->cascades[i] != NULL
1126 && menu->cascades[i]->flags.mapped && !menu->cascades[i]->flags.buttoned) {
1127
1128 wMenuUnmap(menu->cascades[i]);
1129 }
1130 }
1131 menu->selected_entry = -1;
1132 }
1133
1134 void wMenuPaint(WMenu * menu)
1135 {
1136 int i;
1137
1138 if (!menu->flags.mapped) {
1139 return;
1140 }
1141
1142 /* paint entries */
1143 for (i = 0; i < menu->entry_no; i++) {
1144 paintEntry(menu, i, i == menu->selected_entry);
1145 }
1146 }
1147
1148 void wMenuSetEnabled(WMenu * menu, int index, int enable)
1149 {
1150 if (index >= menu->entry_no)
1151 return;
1152 menu->entries[index]->flags.enabled = enable;
1153 paintEntry(menu, index, index == menu->selected_entry);
1154 paintEntry(menu->brother, index, index == menu->selected_entry);
1155 }
1156
1157
1158 static void selectEntry(WMenu * menu, int entry_no)
1159 {
1160 WMenuEntry *entry;
1161 WMenu *submenu;
1162 int old_entry;
1163
1164 if (menu->entries == NULL)
1165 return;
1166
1167 if (entry_no >= menu->entry_no)
1168 return;
1169
1170 old_entry = menu->selected_entry;
1171 menu->selected_entry = entry_no;
1172
1173 if (old_entry != entry_no) {
1174
1175 /* unselect previous entry */
1176 if (old_entry >= 0) {
1177 paintEntry(menu, old_entry, False);
1178 entry = menu->entries[old_entry];
1179
1180 /* unmap cascade */
1181 if (entry->cascade >= 0 && menu->cascades) {
1182 if (!menu->cascades[entry->cascade]->flags.buttoned) {
1183 wMenuUnmap(menu->cascades[entry->cascade]);
1184 }
1185 }
1186 }
1187
1188 if (entry_no < 0) {
1189 menu->selected_entry = -1;
1190 return;
1191 }
1192 entry = menu->entries[entry_no];
1193
1194 if (entry->cascade >= 0 && menu->cascades && entry->flags.enabled) {
1195 /* Callback for when the submenu is opened.
1196 */
1197 submenu = menu->cascades[entry->cascade];
1198 if (submenu && submenu->flags.brother)
1199 submenu = submenu->brother;
1200
1201 if (entry->callback) {
1202 /* Only call the callback if the submenu is not yet mapped.
1203 */
1204 if (menu->flags.brother) {
1205 if (!submenu || !submenu->flags.mapped)
1206 (*entry->callback) (menu->brother, entry);
1207 } else {
1208 if (!submenu || !submenu->flags.buttoned)
1209 (*entry->callback) (menu, entry);
1210 }
1211 }
1212
1213 /* the submenu menu might have changed */
1214 submenu = menu->cascades[entry->cascade];
1215
1216 /* map cascade */
1217 if (!submenu->flags.mapped) {
1218 int x, y;
1219
1220 if (!submenu->flags.realized)
1221 wMenuRealize(submenu);
1222 if (wPreferences.wrap_menus) {
1223 if (menu->flags.open_to_left)
1224 submenu->flags.open_to_left = 1;
1225
1226 if (submenu->flags.open_to_left) {
1227 x = menu->frame_x - MENUW(submenu);
1228 if (x < 0) {
1229 x = 0;
1230 submenu->flags.open_to_left = 0;
1231 }
1232 } else {
1233 x = menu->frame_x + MENUW(menu);
1234
1235 if (x + MENUW(submenu)
1236 >= menu->frame->screen_ptr->scr_width) {
1237
1238 x = menu->frame_x - MENUW(submenu);
1239 submenu->flags.open_to_left = 1;
1240 }
1241 }
1242 } else {
1243 x = menu->frame_x + MENUW(menu);
1244 }
1245
1246 if (wPreferences.align_menus) {
1247 y = menu->frame_y;
1248 } else {
1249 y = menu->frame_y + menu->entry_height * entry_no;
1250 if (menu->flags.titled)
1251 y += menu->frame->top_width;
1252 if (menu->cascades[entry->cascade]->flags.titled)
1253 y -= menu->cascades[entry->cascade]->frame->top_width;
1254 }
1255
1256 wMenuMapAt(menu->cascades[entry->cascade], x, y, False);
1257 menu->cascades[entry->cascade]->parent = menu;
1258 } else {
1259 return;
1260 }
1261 }
1262 paintEntry(menu, entry_no, True);
1263 }
1264 }
1265
1266 static WMenu *findMenu(WScreen * scr, int *x_ret, int *y_ret)
1267 {
1268 WMenu *menu;
1269 WObjDescriptor *desc;
1270 Window root_ret, win, junk_win;
1271 int x, y, wx, wy;
1272 unsigned int mask;
1273
1274 XQueryPointer(dpy, scr->root_win, &root_ret, &win, &x, &y, &wx, &wy, &mask);
1275
1276 if (win == None)
1277 return NULL;
1278
1279 if (XFindContext(dpy, win, w_global.context.client_win, (XPointer *) & desc) == XCNOENT)
1280 return NULL;
1281
1282 if (desc->parent_type == WCLASS_MENU) {
1283 menu = (WMenu *) desc->parent;
1284 XTranslateCoordinates(dpy, root_ret, menu->menu->window, wx, wy, x_ret, y_ret, &junk_win);
1285 return menu;
1286 }
1287 return NULL;
1288 }
1289
1290 static void closeCascade(WMenu * menu)
1291 {
1292 WMenu *parent = menu->parent;
1293
1294 if (menu->flags.brother || (!menu->flags.buttoned && (!menu->flags.app_menu || menu->parent != NULL))) {
1295
1296 selectEntry(menu, -1);
1297 XSync(dpy, 0);
1298 #if (MENU_BLINK_DELAY > 2)
1299 wusleep(MENU_BLINK_DELAY / 2);
1300 #endif
1301 wMenuUnmap(menu);
1302 while (parent != NULL
1303 && (parent->parent != NULL || !parent->flags.app_menu || parent->flags.brother)
1304 && !parent->flags.buttoned) {
1305 selectEntry(parent, -1);
1306 wMenuUnmap(parent);
1307 parent = parent->parent;
1308 }
1309 if (parent)
1310 selectEntry(parent, -1);
1311 }
1312 }
1313
1314 static void closeBrotherCascadesOf(WMenu * menu)
1315 {
1316 WMenu *tmp;
1317 int i;
1318
1319 for (i = 0; i < menu->cascade_no; i++) {
1320 if (menu->cascades[i]->flags.brother) {
1321 tmp = menu->cascades[i];
1322 } else {
1323 tmp = menu->cascades[i]->brother;
1324 }
1325 if (tmp->flags.mapped) {
1326 selectEntry(tmp->parent, -1);
1327 closeBrotherCascadesOf(tmp);
1328 break;
1329 }
1330 }
1331 }
1332
1333 #define getEntryAt(menu, x, y) ((y)<0 ? -1 : (y)/(menu->entry_height))
1334
1335 static WMenu *parentMenu(WMenu * menu)
1336 {
1337 WMenu *parent;
1338 WMenuEntry *entry;
1339
1340 if (menu->flags.buttoned)
1341 return menu;
1342
1343 while (menu->parent && menu->parent->flags.mapped) {
1344 parent = menu->parent;
1345 if (parent->selected_entry < 0)
1346 break;
1347 entry = parent->entries[parent->selected_entry];
1348 if (!entry->flags.enabled || entry->cascade < 0 || !parent->cascades ||
1349 parent->cascades[entry->cascade] != menu)
1350 break;
1351 menu = parent;
1352 if (menu->flags.buttoned)
1353 break;
1354 }
1355
1356 return menu;
1357 }
1358
1359 /*
1360 * Will raise the passed menu, if submenu = 0
1361 * If submenu > 0 will also raise all mapped submenus
1362 * until the first buttoned one
1363 * If submenu < 0 will also raise all mapped parent menus
1364 * until the first buttoned one
1365 */
1366
1367 static void raiseMenus(WMenu * menu, int submenus)
1368 {
1369 WMenu *submenu;
1370 int i;
1371
1372 if (!menu)
1373 return;
1374
1375 wRaiseFrame(menu->frame->core);
1376
1377 if (submenus > 0 && menu->selected_entry >= 0) {
1378 i = menu->entries[menu->selected_entry]->cascade;
1379 if (i >= 0 && menu->cascades) {
1380 submenu = menu->cascades[i];
1381 if (submenu->flags.mapped && !submenu->flags.buttoned)
1382 raiseMenus(submenu, submenus);
1383 }
1384 }
1385 if (submenus < 0 && !menu->flags.buttoned && menu->parent && menu->parent->flags.mapped)
1386 raiseMenus(menu->parent, submenus);
1387 }
1388
1389 WMenu *wMenuUnderPointer(WScreen * screen)
1390 {
1391 WObjDescriptor *desc;
1392 Window root_ret, win;
1393 int dummy;
1394 unsigned int mask;
1395
1396 XQueryPointer(dpy, screen->root_win, &root_ret, &win, &dummy, &dummy, &dummy, &dummy, &mask);
1397
1398 if (win == None)
1399 return NULL;
1400
1401 if (XFindContext(dpy, win, w_global.context.client_win, (XPointer *) & desc) == XCNOENT)
1402 return NULL;
1403
1404 if (desc->parent_type == WCLASS_MENU)
1405 return (WMenu *) desc->parent;
1406 return NULL;
1407 }
1408
1409 static void getPointerPosition(WScreen * scr, int *x, int *y)
1410 {
1411 Window root_ret, win;
1412 int wx, wy;
1413 unsigned int mask;
1414
1415 XQueryPointer(dpy, scr->root_win, &root_ret, &win, x, y, &wx, &wy, &mask);
1416 }
1417
1418 static void getScrollAmount(WMenu * menu, int *hamount, int *vamount)
1419 {
1420 WScreen *scr = menu->menu->screen_ptr;
1421 int menuX1 = menu->frame_x;
1422 int menuY1 = menu->frame_y;
1423 int menuX2 = menu->frame_x + MENUW(menu);
1424 int menuY2 = menu->frame_y + MENUH(menu);
1425 int xroot, yroot;
1426 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
1427
1428 *hamount = 0;
1429 *vamount = 0;
1430
1431 getPointerPosition(scr, &xroot, &yroot);
1432
1433 if (xroot <= (rect.pos.x + 1) && menuX1 < rect.pos.x) {
1434 /* scroll to the right */
1435 *hamount = WMIN(MENU_SCROLL_STEP, abs(menuX1));
1436
1437 } else if (xroot >= (rect.pos.x + rect.size.width - 2) && menuX2 > (rect.pos.x + rect.size.width - 1)) {
1438 /* scroll to the left */
1439 *hamount = WMIN(MENU_SCROLL_STEP, abs(menuX2 - rect.pos.x - (int)rect.size.width - 1));
1440
1441 if (*hamount == 0)
1442 *hamount = 1;
1443
1444 *hamount = -*hamount;
1445 }
1446
1447 if (yroot <= (rect.pos.y + 1) && menuY1 < rect.pos.y) {
1448 /* scroll down */
1449 *vamount = WMIN(MENU_SCROLL_STEP, abs(menuY1));
1450
1451 } else if (yroot >= (rect.pos.y + rect.size.height - 2) && menuY2 > (rect.pos.y + rect.size.height - 1)) {
1452 /* scroll up */
1453 *vamount = WMIN(MENU_SCROLL_STEP, abs(menuY2 - rect.pos.y - (int)rect.size.height - 2));
1454
1455 *vamount = -*vamount;
1456 }
1457 }
1458
1459 static void dragScrollMenuCallback(void *data)
1460 {
1461 WMenu *menu = (WMenu *) data;
1462 WScreen *scr = menu->menu->screen_ptr;
1463 WMenu *parent = parentMenu(menu);
1464 int hamount, vamount;
1465 int x, y;
1466 int newSelectedEntry;
1467
1468 getScrollAmount(menu, &hamount, &vamount);
1469
1470 if (hamount != 0 || vamount != 0) {
1471 wMenuMove(parent, parent->frame_x + hamount, parent->frame_y + vamount, True);
1472 if (findMenu(scr, &x, &y)) {
1473 newSelectedEntry = getEntryAt(menu, x, y);
1474 selectEntry(menu, newSelectedEntry);
1475 } else {
1476 /* Pointer fell outside of menu. If the selected entry is
1477 * not a submenu, unselect it */
1478 if (menu->selected_entry >= 0 && menu->entries[menu->selected_entry]->cascade < 0)
1479 selectEntry(menu, -1);
1480 newSelectedEntry = 0;
1481 }
1482
1483 /* paranoid check */
1484 if (newSelectedEntry >= 0) {
1485 /* keep scrolling */
1486 menu->timer = WMAddTimerHandler(MENU_SCROLL_DELAY, dragScrollMenuCallback, menu);
1487 } else {
1488 menu->timer = NULL;
1489 }
1490 } else {
1491 /* don't need to scroll anymore */
1492 menu->timer = NULL;
1493 if (findMenu(scr, &x, &y)) {
1494 newSelectedEntry = getEntryAt(menu, x, y);
1495 selectEntry(menu, newSelectedEntry);
1496 }
1497 }
1498 }
1499
1500 static void scrollMenuCallback(void *data)
1501 {
1502 WMenu *menu = (WMenu *) data;
1503 WMenu *parent = parentMenu(menu);
1504 int hamount = 0; /* amount to scroll */
1505 int vamount = 0;
1506
1507 getScrollAmount(menu, &hamount, &vamount);
1508
1509 if (hamount != 0 || vamount != 0) {
1510 wMenuMove(parent, parent->frame_x + hamount, parent->frame_y + vamount, True);
1511
1512 /* keep scrolling */
1513 menu->timer = WMAddTimerHandler(MENU_SCROLL_DELAY, scrollMenuCallback, menu);
1514 } else {
1515 /* don't need to scroll anymore */
1516 menu->timer = NULL;
1517 }
1518 }
1519
1520 #define MENU_SCROLL_BORDER 5
1521
1522 static int isPointNearBorder(WMenu * menu, int x, int y)
1523 {
1524 int menuX1 = menu->frame_x;
1525 int menuY1 = menu->frame_y;
1526 int menuX2 = menu->frame_x + MENUW(menu);
1527 int menuY2 = menu->frame_y + MENUH(menu);
1528 int flag = 0;
1529 int head = wGetHeadForPoint(menu->frame->screen_ptr, wmkpoint(x, y));
1530 WMRect rect = wGetRectForHead(menu->frame->screen_ptr, head);
1531
1532 /* XXX: handle screen joins properly !! */
1533
1534 if (x >= menuX1 && x <= menuX2 &&
1535 (y < rect.pos.y + MENU_SCROLL_BORDER || y >= rect.pos.y + rect.size.height - MENU_SCROLL_BORDER))
1536 flag = 1;
1537 else if (y >= menuY1 && y <= menuY2 &&
1538 (x < rect.pos.x + MENU_SCROLL_BORDER || x >= rect.pos.x + rect.size.width - MENU_SCROLL_BORDER))
1539 flag = 1;
1540
1541 return flag;
1542 }
1543
1544 typedef struct _delay {
1545 WMenu *menu;
1546 int ox, oy;
1547 } _delay;
1548
1549 static void callback_leaving(void *user_param)
1550 {
1551 _delay *dl = (_delay *) user_param;
1552
1553 wMenuMove(dl->menu, dl->ox, dl->oy, True);
1554 dl->menu->jump_back = NULL;
1555 dl->menu->menu->screen_ptr->flags.jump_back_pending = 0;
1556 wfree(dl);
1557 }
1558
1559 void wMenuScroll(WMenu *menu)
1560 {
1561 WMenu *smenu;
1562 WMenu *omenu = parentMenu(menu);
1563 WScreen *scr = menu->frame->screen_ptr;
1564 int done = 0;
1565 int jump_back = 0;
1566 int old_frame_x = omenu->frame_x;
1567 int old_frame_y = omenu->frame_y;
1568 XEvent ev;
1569
1570 if (omenu->jump_back)
1571 WMDeleteTimerWithClientData(omenu->jump_back);
1572
1573 if (( /*omenu->flags.buttoned && */ !wPreferences.wrap_menus)
1574 || omenu->flags.app_menu) {
1575 jump_back = 1;
1576 }
1577
1578 if (!wPreferences.wrap_menus)
1579 raiseMenus(omenu, True);
1580 else
1581 raiseMenus(menu, False);
1582
1583 if (!menu->timer)
1584 scrollMenuCallback(menu);
1585
1586 while (!done) {
1587 int x, y, on_border, on_x_edge, on_y_edge, on_title;
1588 WMRect rect;
1589
1590 WMNextEvent(dpy, &ev);
1591 switch (ev.type) {
1592 case EnterNotify:
1593 WMHandleEvent(&ev);
1594 /* Fall through. */
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 = isPointNearBorder(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 /* Fall through. */
1649 default:
1650 WMHandleEvent(&ev);
1651 break;
1652 }
1653 }
1654
1655 if (menu->timer) {
1656 WMDeleteTimerHandler(menu->timer);
1657 menu->timer = NULL;
1658 }
1659
1660 if (jump_back) {
1661 _delay *delayer;
1662
1663 if (!omenu->jump_back) {
1664 delayer = wmalloc(sizeof(_delay));
1665 delayer->menu = omenu;
1666 delayer->ox = old_frame_x;
1667 delayer->oy = old_frame_y;
1668 omenu->jump_back = delayer;
1669 scr->flags.jump_back_pending = 1;
1670 } else
1671 delayer = omenu->jump_back;
1672 WMAddTimerHandler(MENU_JUMP_BACK_DELAY, callback_leaving, delayer);
1673 }
1674 }
1675
1676 static void menuExpose(WObjDescriptor * desc, XEvent * event)
1677 {
1678 /* Parameter not used, but tell the compiler that it is ok */
1679 (void) event;
1680
1681 wMenuPaint(desc->parent);
1682 }
1683
1684 typedef struct {
1685 int *delayed_select;
1686 WMenu *menu;
1687 WMHandlerID magic;
1688 } delay_data;
1689
1690 static void delaySelection(void *data)
1691 {
1692 delay_data *d = (delay_data *) data;
1693 int x, y, entry_no;
1694 WMenu *menu;
1695
1696 d->magic = NULL;
1697
1698 menu = findMenu(d->menu->menu->screen_ptr, &x, &y);
1699 if (menu && (d->menu == menu || d->delayed_select)) {
1700 entry_no = getEntryAt(menu, x, y);
1701 selectEntry(menu, entry_no);
1702 }
1703 if (d->delayed_select)
1704 *(d->delayed_select) = 0;
1705 }
1706
1707 static void menuMouseDown(WObjDescriptor * desc, XEvent * event)
1708 {
1709 WWindow *wwin;
1710 XButtonEvent *bev = &event->xbutton;
1711 WMenu *menu = desc->parent;
1712 WMenu *smenu;
1713 WScreen *scr = menu->frame->screen_ptr;
1714 WMenuEntry *entry = NULL;
1715 XEvent ev;
1716 int close_on_exit = 0;
1717 int done = 0;
1718 int delayed_select = 0;
1719 int entry_no;
1720 int x, y;
1721 int prevx, prevy;
1722 int old_frame_x = 0;
1723 int old_frame_y = 0;
1724 delay_data d_data = { NULL, NULL, NULL };
1725
1726 /* Doesn't seem to be needed anymore (if delayed selection handler is
1727 * added only if not present). there seem to be no other side effects
1728 * from removing this and it is also possible that it was only added
1729 * to avoid problems with adding the delayed selection timer handler
1730 * multiple times
1731 */
1732 /*if (menu->flags.inside_handler) {
1733 return;
1734 } */
1735 menu->flags.inside_handler = 1;
1736
1737 if (!wPreferences.wrap_menus) {
1738 smenu = parentMenu(menu);
1739 old_frame_x = smenu->frame_x;
1740 old_frame_y = smenu->frame_y;
1741 } else if (event->xbutton.window == menu->frame->core->window) {
1742 /* This is true if the menu was launched with right click on root window */
1743 if (!d_data.magic) {
1744 delayed_select = 1;
1745 d_data.delayed_select = &delayed_select;
1746 d_data.menu = menu;
1747 d_data.magic = WMAddTimerHandler(wPreferences.dblclick_time, delaySelection, &d_data);
1748 }
1749 }
1750
1751 wRaiseFrame(menu->frame->core);
1752
1753 close_on_exit = (bev->send_event || menu->flags.brother);
1754
1755 smenu = findMenu(scr, &x, &y);
1756 if (!smenu) {
1757 x = -1;
1758 y = -1;
1759 } else {
1760 menu = smenu;
1761 }
1762
1763 if (menu->flags.editing) {
1764 goto byebye;
1765 }
1766 entry_no = getEntryAt(menu, x, y);
1767 if ((entry_no >= 0) && (entry_no < menu->entry_no)) {
1768 entry = menu->entries[entry_no];
1769
1770 if (!close_on_exit && (bev->state & ControlMask) && smenu && entry->flags.editable) {
1771 char buffer[128];
1772 char *name;
1773 int number = entry_no - 3; /* Entries "New", "Destroy Last" and "Last Used" appear before workspaces */
1774
1775 name = wstrdup(scr->workspaces[number]->name);
1776 snprintf(buffer, sizeof(buffer), _("Type the name for workspace %i:"), number + 1);
1777
1778 wMenuUnmap(scr->root_menu);
1779
1780 if (wInputDialog(scr, _("Rename Workspace"), buffer, &name))
1781 wWorkspaceRename(scr, number, name);
1782
1783 if (name)
1784 wfree(name);
1785
1786 goto byebye;
1787 } else if (bev->state & ControlMask) {
1788 goto byebye;
1789 }
1790
1791 if (entry->flags.enabled && entry->cascade >= 0 && menu->cascades) {
1792 WMenu *submenu = menu->cascades[entry->cascade];
1793 /* map cascade */
1794 if (submenu->flags.mapped && !submenu->flags.buttoned && menu->selected_entry != entry_no) {
1795 wMenuUnmap(submenu);
1796 }
1797 if (!submenu->flags.mapped && !delayed_select) {
1798 selectEntry(menu, entry_no);
1799 } else if (!submenu->flags.buttoned) {
1800 selectEntry(menu, -1);
1801 }
1802
1803 } else if (!delayed_select) {
1804 if (menu == scr->switch_menu && event->xbutton.button == Button3) {
1805 selectEntry(menu, entry_no);
1806 OpenWindowMenu2((WWindow *)entry->clientdata,
1807 event->xbutton.x_root,
1808 event->xbutton.y_root, False);
1809 wwin = (WWindow *)entry->clientdata;
1810 desc = &wwin->screen_ptr->window_menu->menu->descriptor;
1811 event->xany.send_event = True;
1812 (*desc->handle_mousedown)(desc, event);
1813
1814 XUngrabPointer(dpy, CurrentTime);
1815 selectEntry(menu, -1);
1816 return;
1817 } else {
1818 selectEntry(menu, entry_no);
1819 }
1820 }
1821
1822 if (!wPreferences.wrap_menus && !wPreferences.scrollable_menus) {
1823 if (!menu->timer)
1824 dragScrollMenuCallback(menu);
1825 }
1826 }
1827
1828 prevx = bev->x_root;
1829 prevy = bev->y_root;
1830 while (!done) {
1831 int x, y;
1832
1833 XAllowEvents(dpy, AsyncPointer | SyncPointer, CurrentTime);
1834
1835 WMMaskEvent(dpy, ExposureMask | ButtonMotionMask | ButtonReleaseMask | ButtonPressMask, &ev);
1836 switch (ev.type) {
1837 case MotionNotify:
1838 smenu = findMenu(scr, &x, &y);
1839
1840 if (smenu == NULL) {
1841 /* moved mouse out of menu */
1842
1843 if (!delayed_select && d_data.magic) {
1844 WMDeleteTimerHandler(d_data.magic);
1845 d_data.magic = NULL;
1846 }
1847 if (menu == NULL
1848 || (menu->selected_entry >= 0
1849 && menu->entries[menu->selected_entry]->cascade >= 0)) {
1850 prevx = ev.xmotion.x_root;
1851 prevy = ev.xmotion.y_root;
1852
1853 break;
1854 }
1855 selectEntry(menu, -1);
1856 menu = smenu;
1857 prevx = ev.xmotion.x_root;
1858 prevy = ev.xmotion.y_root;
1859 break;
1860 } else if (menu && menu != smenu
1861 && (menu->selected_entry < 0
1862 || menu->entries[menu->selected_entry]->cascade < 0)) {
1863 selectEntry(menu, -1);
1864
1865 if (!delayed_select && d_data.magic) {
1866 WMDeleteTimerHandler(d_data.magic);
1867 d_data.magic = NULL;
1868 }
1869 } else {
1870
1871 /* hysteresis for item selection */
1872
1873 /* check if the motion was to the side, indicating that
1874 * the user may want to cross to a submenu */
1875 if (!delayed_select && menu) {
1876 int dx;
1877 Bool moved_to_submenu; /* moved to direction of submenu */
1878
1879 dx = abs(prevx - ev.xmotion.x_root);
1880
1881 moved_to_submenu = False;
1882 if (dx > 0 /* if moved enough to the side */
1883 /* maybe a open submenu */
1884 && menu->selected_entry >= 0
1885 /* moving to the right direction */
1886 && (wPreferences.align_menus || ev.xmotion.y_root >= prevy)) {
1887 int index;
1888
1889 index = menu->entries[menu->selected_entry]->cascade;
1890 if (index >= 0) {
1891 if (menu->cascades[index]->frame_x > menu->frame_x) {
1892 if (prevx < ev.xmotion.x_root)
1893 moved_to_submenu = True;
1894 } else {
1895 if (prevx > ev.xmotion.x_root)
1896 moved_to_submenu = True;
1897 }
1898 }
1899 }
1900
1901 if (menu != smenu) {
1902 if (d_data.magic) {
1903 WMDeleteTimerHandler(d_data.magic);
1904 d_data.magic = NULL;
1905 }
1906 } else if (moved_to_submenu) {
1907 /* while we are moving, postpone the selection */
1908 if (d_data.magic) {
1909 WMDeleteTimerHandler(d_data.magic);
1910 }
1911 d_data.delayed_select = NULL;
1912 d_data.menu = menu;
1913 d_data.magic = WMAddTimerHandler(MENU_SELECT_DELAY,
1914 delaySelection, &d_data);
1915 prevx = ev.xmotion.x_root;
1916 prevy = ev.xmotion.y_root;
1917 break;
1918 } else {
1919 if (d_data.magic) {
1920 WMDeleteTimerHandler(d_data.magic);
1921 d_data.magic = NULL;
1922 }
1923 }
1924 }
1925 }
1926 prevx = ev.xmotion.x_root;
1927 prevy = ev.xmotion.y_root;
1928 if (menu != smenu) {
1929 /* pointer crossed menus */
1930 if (menu && menu->timer) {
1931 WMDeleteTimerHandler(menu->timer);
1932 menu->timer = NULL;
1933 }
1934 if (smenu)
1935 dragScrollMenuCallback(smenu);
1936 }
1937 menu = smenu;
1938 if (!menu->timer)
1939 dragScrollMenuCallback(menu);
1940
1941 if (!delayed_select) {
1942 entry_no = getEntryAt(menu, x, y);
1943 if ((entry_no >= 0) && (entry_no < menu->entry_no)) {
1944 entry = menu->entries[entry_no];
1945 if (entry->flags.enabled && entry->cascade >= 0 && menu->cascades) {
1946 WMenu *submenu = menu->cascades[entry->cascade];
1947 if (submenu->flags.mapped && !submenu->flags.buttoned
1948 && menu->selected_entry != entry_no) {
1949 wMenuUnmap(submenu);
1950 }
1951 }
1952 }
1953 selectEntry(menu, entry_no);
1954 }
1955 break;
1956
1957 case ButtonPress:
1958 break;
1959
1960 case ButtonRelease:
1961 if (ev.xbutton.button == event->xbutton.button)
1962 done = 1;
1963 break;
1964
1965 case Expose:
1966 WMHandleEvent(&ev);
1967 break;
1968 }
1969 }
1970
1971 if (menu && menu->timer) {
1972 WMDeleteTimerHandler(menu->timer);
1973 menu->timer = NULL;
1974 }
1975 if (d_data.magic != NULL) {
1976 WMDeleteTimerHandler(d_data.magic);
1977 d_data.magic = NULL;
1978 }
1979
1980 if (menu && menu->selected_entry >= 0) {
1981 entry = menu->entries[menu->selected_entry];
1982 if (entry->callback != NULL && entry->flags.enabled && entry->cascade < 0) {
1983 /* blink and erase menu selection */
1984 #if (MENU_BLINK_DELAY > 0)
1985 int sel = menu->selected_entry;
1986 int i;
1987
1988 for (i = 0; i < MENU_BLINK_COUNT; i++) {
1989 paintEntry(menu, sel, False);
1990 XSync(dpy, 0);
1991 wusleep(MENU_BLINK_DELAY);
1992 paintEntry(menu, sel, True);
1993 XSync(dpy, 0);
1994 wusleep(MENU_BLINK_DELAY);
1995 }
1996 #endif
1997 /* unmap the menu, its parents and call the callback */
1998 if (!menu->flags.buttoned && (!menu->flags.app_menu || menu->parent != NULL)) {
1999 closeCascade(menu);
2000 } else {
2001 selectEntry(menu, -1);
2002 }
2003 (*entry->callback) (menu, entry);
2004
2005 /* If the user double clicks an entry, the entry will
2006 * be executed twice, which is not good for things like
2007 * the root menu. So, ignore any clicks that were generated
2008 * while the entry was being executed */
2009 while (XCheckTypedWindowEvent(dpy, menu->menu->window, ButtonPress, &ev)) ;
2010 } else if (entry->callback != NULL && entry->cascade < 0) {
2011 selectEntry(menu, -1);
2012 } else {
2013 if (entry->cascade >= 0 && menu->cascades && menu->cascades[entry->cascade]->flags.brother) {
2014 selectEntry(menu, -1);
2015 }
2016 }
2017 }
2018
2019 if (((WMenu *) desc->parent)->flags.brother || close_on_exit || !smenu)
2020 closeCascade(desc->parent);
2021
2022 /* close the cascade windows that should not remain opened */
2023 closeBrotherCascadesOf(desc->parent);
2024
2025 if (!wPreferences.wrap_menus)
2026 wMenuMove(parentMenu(desc->parent), old_frame_x, old_frame_y, True);
2027
2028 byebye:
2029 /* Just to be sure in case we skip the 2 above because of a goto byebye */
2030 if (menu && menu->timer) {
2031 WMDeleteTimerHandler(menu->timer);
2032 menu->timer = NULL;
2033 }
2034 if (d_data.magic != NULL) {
2035 WMDeleteTimerHandler(d_data.magic);
2036 d_data.magic = NULL;
2037 }
2038
2039 ((WMenu *) desc->parent)->flags.inside_handler = 0;
2040 }
2041
2042 void wMenuMove(WMenu * menu, int x, int y, int submenus)
2043 {
2044 WMenu *submenu;
2045 int i;
2046
2047 if (!menu)
2048 return;
2049
2050 menu->frame_x = x;
2051 menu->frame_y = y;
2052 XMoveWindow(dpy, menu->frame->core->window, x, y);
2053
2054 if (submenus > 0 && menu->selected_entry >= 0) {
2055 i = menu->entries[menu->selected_entry]->cascade;
2056
2057 if (i >= 0 && menu->cascades) {
2058 submenu = menu->cascades[i];
2059 if (submenu->flags.mapped && !submenu->flags.buttoned) {
2060 if (wPreferences.align_menus) {
2061 wMenuMove(submenu, x + MENUW(menu), y, submenus);
2062 } else {
2063 wMenuMove(submenu, x + MENUW(menu),
2064 y + submenu->entry_height * menu->selected_entry, submenus);
2065 }
2066 }
2067 }
2068 }
2069 if (submenus < 0 && menu->parent != NULL && menu->parent->flags.mapped && !menu->parent->flags.buttoned) {
2070 if (wPreferences.align_menus) {
2071 wMenuMove(menu->parent, x - MENUW(menu->parent), y, submenus);
2072 } else {
2073 wMenuMove(menu->parent, x - MENUW(menu->parent), menu->frame_y
2074 - menu->parent->entry_height * menu->parent->selected_entry, submenus);
2075 }
2076 }
2077 }
2078
2079 static void changeMenuLevels(WMenu * menu, int lower)
2080 {
2081 int i;
2082
2083 if (!lower) {
2084 ChangeStackingLevel(menu->frame->core, (!menu->parent ? WMMainMenuLevel : WMSubmenuLevel));
2085 wRaiseFrame(menu->frame->core);
2086 menu->flags.lowered = 0;
2087 } else {
2088 ChangeStackingLevel(menu->frame->core, WMNormalLevel);
2089 wLowerFrame(menu->frame->core);
2090 menu->flags.lowered = 1;
2091 }
2092 for (i = 0; i < menu->cascade_no; i++) {
2093 if (menu->cascades[i]
2094 && !menu->cascades[i]->flags.buttoned && menu->cascades[i]->flags.lowered != lower) {
2095 changeMenuLevels(menu->cascades[i], lower);
2096 }
2097 }
2098 }
2099
2100 static void menuTitleDoubleClick(WCoreWindow * sender, void *data, XEvent * event)
2101 {
2102 WMenu *menu = data;
2103 int lower;
2104
2105 /* Parameter not used, but tell the compiler that it is ok */
2106 (void) sender;
2107
2108 if (event->xbutton.state & MOD_MASK) {
2109 if (menu->flags.lowered) {
2110 lower = 0;
2111 } else {
2112 lower = 1;
2113 }
2114 changeMenuLevels(menu, lower);
2115 } else {
2116 if (menu->flags.shaded) {
2117 wFrameWindowResize(menu->frame, menu->frame->core->width, menu->frame->top_width +
2118 menu->entry_height*menu->entry_no + menu->frame->bottom_width - 1);
2119 menu->flags.shaded = 0;
2120 } else {
2121 wFrameWindowResize(menu->frame, menu->frame->core->width, menu->frame->top_width - 1);
2122 menu->flags.shaded = 1;
2123 }
2124 }
2125 }
2126
2127 static void menuTitleMouseDown(WCoreWindow * sender, void *data, XEvent * event)
2128 {
2129 WMenu *menu = data;
2130 WMenu *tmp;
2131 XEvent ev;
2132 int x = menu->frame_x, y = menu->frame_y;
2133 int dx = event->xbutton.x_root, dy = event->xbutton.y_root;
2134 int i, lower;
2135 Bool started;
2136
2137 /* Parameter not used, but tell the compiler that it is ok */
2138 (void) sender;
2139
2140 /* can't touch the menu copy */
2141 if (menu->flags.brother)
2142 return;
2143
2144 if (event->xbutton.button != Button1 && event->xbutton.button != Button2)
2145 return;
2146
2147 if (event->xbutton.state & MOD_MASK) {
2148 wLowerFrame(menu->frame->core);
2149 lower = 1;
2150 } else {
2151 wRaiseFrame(menu->frame->core);
2152 lower = 0;
2153 }
2154 tmp = menu;
2155
2156 /* lower/raise all submenus */
2157 while (1) {
2158 if (tmp->selected_entry >= 0 && tmp->cascades && tmp->entries[tmp->selected_entry]->cascade >= 0) {
2159 tmp = tmp->cascades[tmp->entries[tmp->selected_entry]->cascade];
2160 if (!tmp || !tmp->flags.mapped)
2161 break;
2162 if (lower)
2163 wLowerFrame(tmp->frame->core);
2164 else
2165 wRaiseFrame(tmp->frame->core);
2166 } else {
2167 break;
2168 }
2169 }
2170
2171 /* tear off the menu if it's a root menu or a cascade
2172 application menu */
2173 if (!menu->flags.buttoned && !menu->flags.brother && (!menu->flags.app_menu || menu->parent != NULL)) {
2174 menu->flags.buttoned = 1;
2175 wFrameWindowShowButton(menu->frame, WFF_RIGHT_BUTTON);
2176 if (menu->parent) {
2177 /* turn off selected menu entry in parent menu */
2178 selectEntry(menu->parent, -1);
2179
2180 /* make parent map the copy in place of the original */
2181 for (i = 0; i < menu->parent->cascade_no; i++) {
2182 if (menu->parent->cascades[i] == menu) {
2183 menu->parent->cascades[i] = menu->brother;
2184 break;
2185 }
2186 }
2187 }
2188 }
2189
2190 started = False;
2191 while (1) {
2192 WMMaskEvent(dpy, ButtonMotionMask | ButtonReleaseMask | ButtonPressMask | ExposureMask, &ev);
2193 switch (ev.type) {
2194 case MotionNotify:
2195 if (started) {
2196 x += ev.xmotion.x_root - dx;
2197 y += ev.xmotion.y_root - dy;
2198 dx = ev.xmotion.x_root;
2199 dy = ev.xmotion.y_root;
2200 wMenuMove(menu, x, y, True);
2201 } else {
2202 if (abs(ev.xmotion.x_root - dx) > MOVE_THRESHOLD
2203 || abs(ev.xmotion.y_root - dy) > MOVE_THRESHOLD) {
2204 started = True;
2205 XGrabPointer(dpy, menu->frame->titlebar->window, False,
2206 ButtonMotionMask | ButtonReleaseMask
2207 | ButtonPressMask,
2208 GrabModeAsync, GrabModeAsync, None,
2209 wPreferences.cursor[WCUR_MOVE], CurrentTime);
2210 }
2211 }
2212 break;
2213
2214 case ButtonPress:
2215 break;
2216
2217 case ButtonRelease:
2218 if (ev.xbutton.button != event->xbutton.button)
2219 break;
2220 XUngrabPointer(dpy, CurrentTime);
2221 return;
2222
2223 default:
2224 WMHandleEvent(&ev);
2225 break;
2226 }
2227 }
2228 }
2229
2230 /*
2231 *----------------------------------------------------------------------
2232 * menuCloseClick--
2233 * Handles mouse click on the close button of menus. The menu is
2234 * closed when the button is clicked.
2235 *
2236 * Side effects:
2237 * The closed menu is reinserted at its parent menus
2238 * cascade list.
2239 *----------------------------------------------------------------------
2240 */
2241 static void menuCloseClick(WCoreWindow * sender, void *data, XEvent * event)
2242 {
2243 WMenu *menu = (WMenu *) data;
2244 WMenu *parent = menu->parent;
2245 int i;
2246
2247 /* Parameter not used, but tell the compiler that it is ok */
2248 (void) sender;
2249 (void) event;
2250
2251 if (parent) {
2252 for (i = 0; i < parent->cascade_no; i++) {
2253 /* find the entry that points to the copy */
2254 if (parent->cascades[i] == menu->brother) {
2255 /* make it point to the original */
2256 parent->cascades[i] = menu;
2257 menu->parent = parent;
2258 break;
2259 }
2260 }
2261 }
2262 wMenuUnmap(menu);
2263 }
2264
2265 static void saveMenuInfo(WMPropList * dict, WMenu * menu, WMPropList * key)
2266 {
2267 WMPropList *value, *list;
2268 char buffer[256];
2269
2270 snprintf(buffer, sizeof(buffer), "%i,%i", menu->frame_x, menu->frame_y);
2271 value = WMCreatePLString(buffer);
2272 list = WMCreatePLArray(value, NULL);
2273 if (menu->flags.lowered)
2274 WMAddToPLArray(list, WMCreatePLString("lowered"));
2275 WMPutInPLDictionary(dict, key, list);
2276 WMReleasePropList(value);
2277 WMReleasePropList(list);
2278 }
2279
2280 void wMenuSaveState(WScreen * scr)
2281 {
2282 WMPropList *menus, *key;
2283 int save_menus = 0;
2284
2285 menus = WMCreatePLDictionary(NULL, NULL);
2286
2287 if (scr->switch_menu && scr->switch_menu->flags.buttoned) {
2288 key = WMCreatePLString("SwitchMenu");
2289 saveMenuInfo(menus, scr->switch_menu, key);
2290 WMReleasePropList(key);
2291 save_menus = 1;
2292 }
2293
2294 if (saveMenuRecurs(menus, scr, scr->root_menu))
2295 save_menus = 1;
2296
2297 if (scr->workspace_menu && scr->workspace_menu->flags.buttoned) {
2298 key = WMCreatePLString("WorkspaceMenu");
2299 saveMenuInfo(menus, scr->workspace_menu, key);
2300 WMReleasePropList(key);
2301 save_menus = 1;
2302 }
2303
2304 if (save_menus) {
2305 key = WMCreatePLString("Menus");
2306 WMPutInPLDictionary(scr->session_state, key, menus);
2307 WMReleasePropList(key);
2308 }
2309 WMReleasePropList(menus);
2310 }
2311
2312 static Bool getMenuPath(WMenu * menu, char *buffer, int bufSize)
2313 {
2314 Bool ok = True;
2315 int len = 0;
2316
2317 if (!menu->flags.titled || !menu->frame->title[0])
2318 return False;
2319
2320 len = strlen(menu->frame->title);
2321 if (len >= bufSize)
2322 return False;
2323
2324 if (menu->parent) {
2325 ok = getMenuPath(menu->parent, buffer, bufSize - len - 1);
2326 if (!ok)
2327 return False;
2328 }
2329
2330 strcat(buffer, "\\");
2331 strcat(buffer, menu->frame->title);
2332
2333 return True;
2334 }
2335
2336 static Bool saveMenuRecurs(WMPropList * menus, WScreen * scr, WMenu * menu)
2337 {
2338 WMPropList *key;
2339 int save_menus = 0, i;
2340 char buffer[512];
2341 Bool ok = True;
2342
2343 if (menu->flags.brother)
2344 menu = menu->brother;
2345
2346 if (menu->flags.buttoned && menu != scr->switch_menu) {
2347
2348 buffer[0] = '\0';
2349 ok = getMenuPath(menu, buffer, 510);
2350
2351 if (ok) {
2352 key = WMCreatePLString(buffer);
2353 saveMenuInfo(menus, menu, key);
2354 WMReleasePropList(key);
2355 save_menus = 1;
2356 }
2357 }
2358
2359 if (ok) {
2360 for (i = 0; i < menu->cascade_no; i++) {
2361 if (saveMenuRecurs(menus, scr, menu->cascades[i]))
2362 save_menus = 1;
2363 }
2364 }
2365 return save_menus;
2366 }
2367
2368 #define COMPLAIN(key) wwarning(_("bad value in menus state info: %s"), key)
2369
2370 static Bool getMenuInfo(WMPropList * info, int *x, int *y, Bool * lowered)
2371 {
2372 WMPropList *pos;
2373
2374 *lowered = False;
2375
2376 if (WMIsPLArray(info)) {
2377 WMPropList *flags;
2378 pos = WMGetFromPLArray(info, 0);
2379 flags = WMGetFromPLArray(info, 1);
2380 if (flags != NULL && WMIsPLString(flags) && WMGetFromPLString(flags) != NULL
2381 && strcmp(WMGetFromPLString(flags), "lowered") == 0) {
2382 *lowered = True;
2383 }
2384 } else {
2385 pos = info;
2386 }
2387
2388 if (pos != NULL && WMIsPLString(pos)) {
2389 if (sscanf(WMGetFromPLString(pos), "%i,%i", x, y) != 2)
2390 COMPLAIN("Position");
2391 } else {
2392 COMPLAIN("(position, flags...)");
2393 return False;
2394 }
2395
2396 return True;
2397 }
2398
2399 static int restoreMenu(WScreen *scr, WMPropList *menu)
2400 {
2401 int x, y;
2402 Bool lowered = False;
2403 WMenu *pmenu = NULL;
2404
2405 if (!menu)
2406 return False;
2407
2408 if (!getMenuInfo(menu, &x, &y, &lowered))
2409 return False;
2410
2411 OpenSwitchMenu(scr, x, y, False);
2412 pmenu = scr->switch_menu;
2413
2414 if (pmenu) {
2415 int width = MENUW(pmenu);
2416 int height = MENUH(pmenu);
2417 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
2418
2419 if (lowered) {
2420 changeMenuLevels(pmenu, True);
2421 }
2422
2423 if (x < rect.pos.x - width)
2424 x = rect.pos.x;
2425 if (x > rect.pos.x + rect.size.width)
2426 x = rect.pos.x + rect.size.width - width;
2427 if (y < rect.pos.y)
2428 y = rect.pos.y;
2429 if (y > rect.pos.y + rect.size.height)
2430 y = rect.pos.y + rect.size.height - height;
2431
2432 wMenuMove(pmenu, x, y, True);
2433 pmenu->flags.buttoned = 1;
2434 wFrameWindowShowButton(pmenu->frame, WFF_RIGHT_BUTTON);
2435 return True;
2436 }
2437 return False;
2438 }
2439
2440 static int restoreMenuRecurs(WScreen *scr, WMPropList *menus, WMenu *menu, const char *path)
2441 {
2442 WMPropList *key, *entry;
2443 char buffer[1024];
2444 int i, x, y, res;
2445 Bool lowered;
2446
2447 if (strlen(path) + strlen(menu->frame->title) > 510)
2448 return False;
2449
2450 snprintf(buffer, sizeof(buffer), "%s\\%s", path, menu->frame->title);
2451 key = WMCreatePLString(buffer);
2452 entry = WMGetFromPLDictionary(menus, key);
2453 res = False;
2454
2455 if (entry && getMenuInfo(entry, &x, &y, &lowered)) {
2456
2457 if (!menu->flags.mapped) {
2458 int width = MENUW(menu);
2459 int height = MENUH(menu);
2460 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
2461
2462 wMenuMapAt(menu, x, y, False);
2463
2464 if (menu->parent) {
2465 /* make parent map the copy in place of the original */
2466 for (i = 0; i < menu->parent->cascade_no; i++) {
2467 if (menu->parent->cascades[i] == menu) {
2468 menu->parent->cascades[i] = menu->brother;
2469 break;
2470 }
2471 }
2472 }
2473 if (lowered) {
2474 changeMenuLevels(menu, True);
2475 }
2476
2477 if (x < rect.pos.x - width)
2478 x = rect.pos.x;
2479 if (x > rect.pos.x + rect.size.width)
2480 x = rect.pos.x + rect.size.width - width;
2481 if (y < rect.pos.y)
2482 y = rect.pos.y;
2483 if (y > rect.pos.y + rect.size.height)
2484 y = rect.pos.y + rect.size.height - height;
2485
2486 wMenuMove(menu, x, y, True);
2487 menu->flags.buttoned = 1;
2488 wFrameWindowShowButton(menu->frame, WFF_RIGHT_BUTTON);
2489 res = True;
2490 }
2491 }
2492
2493 WMReleasePropList(key);
2494
2495 for (i = 0; i < menu->cascade_no; i++) {
2496 if (restoreMenuRecurs(scr, menus, menu->cascades[i], buffer) != False)
2497 res = True;
2498 }
2499
2500 return res;
2501 }
2502
2503 void wMenuRestoreState(WScreen * scr)
2504 {
2505 WMPropList *menus, *menu, *key, *skey;
2506
2507 if (!scr->session_state) {
2508 return;
2509 }
2510
2511 key = WMCreatePLString("Menus");
2512 menus = WMGetFromPLDictionary(scr->session_state, key);
2513 WMReleasePropList(key);
2514
2515 if (!menus)
2516 return;
2517
2518 /* restore menus */
2519
2520 skey = WMCreatePLString("SwitchMenu");
2521 menu = WMGetFromPLDictionary(menus, skey);
2522 WMReleasePropList(skey);
2523 restoreMenu(scr, menu);
2524
2525 if (!scr->root_menu) {
2526 OpenRootMenu(scr, scr->scr_width * 2, 0, False);
2527 wMenuUnmap(scr->root_menu);
2528 }
2529 restoreMenuRecurs(scr, menus, scr->root_menu, "");
2530 }
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