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Inotify: Use wwarning() instead of fprintf()
[wmaker-crm.git] / src / menu.c
blobd9caa15b9fa89a99f7d36ed7e46f324755ffcd63
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 "text.h"
43 #include "xinerama.h"
44 #include "workspace.h"
45 #include "dialog.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*FRAME_BORDER_WIDTH)
61 #define MENUH(m) ((m)->frame->core->height+2*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 memset(menu, 0, sizeof(WMenu));
151
152 #ifdef SINGLE_MENULEVEL
153 tmp = WMSubmenuLevel;
154 #else
155 tmp = (main_menu ? WMMainMenuLevel : WMSubmenuLevel);
156 #endif
157
158 flags = WFF_SINGLE_STATE | WFF_BORDER;
159 if (title) {
160 flags |= WFF_TITLEBAR | WFF_RIGHT_BUTTON;
161 menu->flags.titled = 1;
162 }
163 menu->frame =
164 wFrameWindowCreate(screen, tmp, 8, 2, 1, 1, &wPreferences.menu_title_clearance, flags,
165 screen->menu_title_texture, NULL,
166 screen->menu_title_color, &screen->menu_title_font);
167
168 menu->frame->core->descriptor.parent = menu;
169 menu->frame->core->descriptor.parent_type = WCLASS_MENU;
170 menu->frame->core->descriptor.handle_mousedown = menuMouseDown;
171
172 wFrameWindowHideButton(menu->frame, WFF_RIGHT_BUTTON);
173
174 if (title) {
175 menu->frame->title = wstrdup(title);
176 }
177
178 menu->frame->flags.justification = WTJ_LEFT;
179
180 menu->frame->rbutton_image = screen->b_pixmaps[WBUT_CLOSE];
181
182 menu->entry_no = 0;
183 menu->alloced_entries = 0;
184 menu->selected_entry = -1;
185 menu->entries = NULL;
186
187 menu->frame_x = screen->app_menu_x;
188 menu->frame_y = screen->app_menu_y;
189
190 menu->frame->child = menu;
191
192 menu->flags.lowered = 0;
193
194 /* create borders */
195 if (title) {
196 /* setup object descriptors */
197 menu->frame->on_mousedown_titlebar = menuTitleMouseDown;
198 menu->frame->on_dblclick_titlebar = menuTitleDoubleClick;
199 }
200
201 menu->frame->on_click_right = menuCloseClick;
202
203 menu->menu = wCoreCreate(menu->frame->core, 0, menu->frame->top_width, menu->frame->core->width, 10);
204
205 menu->menu->descriptor.parent = menu;
206 menu->menu->descriptor.parent_type = WCLASS_MENU;
207 menu->menu->descriptor.handle_expose = menuExpose;
208 menu->menu->descriptor.handle_mousedown = menuMouseDown;
209
210 menu->menu_texture_data = None;
211
212 XMapWindow(dpy, menu->menu->window);
213
214 XFlush(dpy);
215
216 if (!brother) {
217 brother = 1;
218 menu->brother = wMenuCreate(screen, title, main_menu);
219 brother = 0;
220 menu->brother->flags.brother = 1;
221 menu->brother->brother = menu;
222 }
223 WMAddNotificationObserver(appearanceObserver, menu, WNMenuAppearanceSettingsChanged, menu);
224
225 WMAddNotificationObserver(appearanceObserver, menu, WNMenuTitleAppearanceSettingsChanged, menu);
226
227 return menu;
228 }
229
230 WMenu *wMenuCreateForApp(WScreen * screen, char *title, int main_menu)
231 {
232 WMenu *menu;
233
234 menu = wMenuCreate(screen, title, main_menu);
235 if (!menu)
236 return NULL;
237 menu->flags.app_menu = 1;
238 menu->brother->flags.app_menu = 1;
239
240 return menu;
241 }
242
243 static void insertEntry(WMenu * menu, WMenuEntry * entry, int index)
244 {
245 int i;
246
247 for (i = menu->entry_no - 1; i >= index; i--) {
248 menu->entries[i]->order++;
249 menu->entries[i + 1] = menu->entries[i];
250 }
251 menu->entries[index] = entry;
252 }
253
254 WMenuEntry *wMenuInsertCallback(WMenu * menu, int index, char *text,
255 void (*callback) (WMenu * menu, WMenuEntry * entry), void *clientdata)
256 {
257 WMenuEntry *entry;
258
259 menu->flags.realized = 0;
260 menu->brother->flags.realized = 0;
261
262 /* reallocate array if it's too small */
263 if (menu->entry_no >= menu->alloced_entries) {
264 void *tmp;
265
266 tmp = wrealloc(menu->entries, sizeof(WMenuEntry) * (menu->alloced_entries + 5));
267
268 menu->entries = tmp;
269 menu->alloced_entries += 5;
270
271 menu->brother->entries = tmp;
272 menu->brother->alloced_entries = menu->alloced_entries;
273 }
274 entry = wmalloc(sizeof(WMenuEntry));
275 memset(entry, 0, sizeof(WMenuEntry));
276 entry->flags.enabled = 1;
277 entry->text = wstrdup(text);
278 entry->cascade = -1;
279 entry->clientdata = clientdata;
280 entry->callback = callback;
281 if (index < 0 || index >= menu->entry_no) {
282 entry->order = menu->entry_no;
283 menu->entries[menu->entry_no] = entry;
284 } else {
285 entry->order = index;
286 insertEntry(menu, entry, index);
287 }
288
289 menu->entry_no++;
290 menu->brother->entry_no = menu->entry_no;
291
292 return entry;
293 }
294
295 void wMenuEntrySetCascade(WMenu * menu, WMenuEntry * entry, WMenu * cascade)
296 {
297 WMenu *brother = menu->brother;
298 int i, done;
299
300 assert(menu->flags.brother == 0);
301
302 if (entry->cascade >= 0) {
303 menu->flags.realized = 0;
304 brother->flags.realized = 0;
305 }
306
307 cascade->parent = menu;
308
309 cascade->brother->parent = brother;
310
311 done = 0;
312 for (i = 0; i < menu->cascade_no; i++) {
313 if (menu->cascades[i] == NULL) {
314 menu->cascades[i] = cascade;
315 brother->cascades[i] = cascade->brother;
316 done = 1;
317 entry->cascade = i;
318 break;
319 }
320 }
321 if (!done) {
322 entry->cascade = menu->cascade_no;
323
324 menu->cascades = wrealloc(menu->cascades, sizeof(WMenu) * (menu->cascade_no + 1));
325 menu->cascades[menu->cascade_no++] = cascade;
326
327 brother->cascades = wrealloc(brother->cascades, sizeof(WMenu) * (brother->cascade_no + 1));
328 brother->cascades[brother->cascade_no++] = cascade->brother;
329 }
330
331 if (menu->flags.lowered) {
332
333 cascade->flags.lowered = 1;
334 ChangeStackingLevel(cascade->frame->core, WMNormalLevel);
335
336 cascade->brother->flags.lowered = 1;
337 ChangeStackingLevel(cascade->brother->frame->core, WMNormalLevel);
338 }
339
340 if (!menu->flags.realized)
341 wMenuRealize(menu);
342 }
343
344 void wMenuEntryRemoveCascade(WMenu * menu, WMenuEntry * entry)
345 {
346 assert(menu->flags.brother == 0);
347
348 /* destroy cascade menu */
349 if (entry->cascade >= 0 && menu->cascades && menu->cascades[entry->cascade] != NULL) {
350
351 wMenuDestroy(menu->cascades[entry->cascade], True);
352
353 menu->cascades[entry->cascade] = NULL;
354 menu->brother->cascades[entry->cascade] = NULL;
355
356 entry->cascade = -1;
357 }
358 }
359
360 void wMenuRemoveItem(WMenu * menu, int index)
361 {
362 int i;
363
364 if (menu->flags.brother) {
365 wMenuRemoveItem(menu->brother, index);
366 return;
367 }
368
369 if (index >= menu->entry_no)
370 return;
371
372 /* destroy cascade menu */
373 wMenuEntryRemoveCascade(menu, menu->entries[index]);
374
375 /* destroy unshared data */
376
377 if (menu->entries[index]->text)
378 wfree(menu->entries[index]->text);
379
380 if (menu->entries[index]->rtext)
381 wfree(menu->entries[index]->rtext);
382
383 if (menu->entries[index]->free_cdata && menu->entries[index]->clientdata)
384 (*menu->entries[index]->free_cdata) (menu->entries[index]->clientdata);
385
386 wfree(menu->entries[index]);
387
388 for (i = index; i < menu->entry_no - 1; i++) {
389 menu->entries[i + 1]->order--;
390 menu->entries[i] = menu->entries[i + 1];
391 }
392 menu->entry_no--;
393 menu->brother->entry_no--;
394 }
395
396 static Pixmap renderTexture(WMenu * menu)
397 {
398 RImage *img;
399 Pixmap pix;
400 int i;
401 RColor light;
402 RColor dark;
403 RColor mid;
404 WScreen *scr = menu->menu->screen_ptr;
405 WTexture *texture = scr->menu_item_texture;
406
407 if (wPreferences.menu_style == MS_NORMAL) {
408 img = wTextureRenderImage(texture, menu->menu->width, menu->entry_height, WREL_MENUENTRY);
409 } else {
410 img = wTextureRenderImage(texture, menu->menu->width, menu->menu->height + 1, WREL_MENUENTRY);
411 }
412 if (!img) {
413 wwarning(_("could not render texture: %s"), RMessageForError(RErrorCode));
414
415 return None;
416 }
417
418 if (wPreferences.menu_style == MS_SINGLE_TEXTURE) {
419 light.alpha = 0;
420 light.red = light.green = light.blue = 80;
421
422 dark.alpha = 255;
423 dark.red = dark.green = dark.blue = 0;
424
425 mid.alpha = 0;
426 mid.red = mid.green = mid.blue = 40;
427
428 for (i = 1; i < menu->entry_no; i++) {
429 ROperateLine(img, RSubtractOperation, 0, i * menu->entry_height - 2,
430 menu->menu->width - 1, i * menu->entry_height - 2, &mid);
431
432 RDrawLine(img, 0, i * menu->entry_height - 1,
433 menu->menu->width - 1, i * menu->entry_height - 1, &dark);
434
435 ROperateLine(img, RAddOperation, 0, i * menu->entry_height,
436 menu->menu->width - 1, i * menu->entry_height, &light);
437 }
438 }
439 if (!RConvertImage(scr->rcontext, img, &pix)) {
440 wwarning(_("error rendering image:%s"), RMessageForError(RErrorCode));
441 }
442 RReleaseImage(img);
443
444 return pix;
445 }
446
447 static void updateTexture(WMenu * menu)
448 {
449 WScreen *scr = menu->menu->screen_ptr;
450
451 /* setup background texture */
452 if (scr->menu_item_texture->any.type != WTEX_SOLID) {
453 if (!menu->flags.brother) {
454 FREE_PIXMAP(menu->menu_texture_data);
455
456 menu->menu_texture_data = renderTexture(menu);
457
458 XSetWindowBackgroundPixmap(dpy, menu->menu->window, menu->menu_texture_data);
459 XClearWindow(dpy, menu->menu->window);
460
461 XSetWindowBackgroundPixmap(dpy, menu->brother->menu->window, menu->menu_texture_data);
462 XClearWindow(dpy, menu->brother->menu->window);
463 }
464 } else {
465 XSetWindowBackground(dpy, menu->menu->window, scr->menu_item_texture->any.color.pixel);
466 XClearWindow(dpy, menu->menu->window);
467 }
468 }
469
470 void wMenuRealize(WMenu * menu)
471 {
472 int i;
473 int width, rwidth, mrwidth, mwidth;
474 int theight, twidth, eheight;
475 WScreen *scr = menu->frame->screen_ptr;
476 static int brother_done = 0;
477 int flags;
478
479 if (!brother_done) {
480 brother_done = 1;
481 wMenuRealize(menu->brother);
482 brother_done = 0;
483 }
484
485 flags = WFF_SINGLE_STATE | WFF_BORDER;
486 if (menu->flags.titled)
487 flags |= WFF_TITLEBAR | WFF_RIGHT_BUTTON;
488
489 wFrameWindowUpdateBorders(menu->frame, flags);
490
491 if (menu->flags.titled) {
492 twidth = WMWidthOfString(scr->menu_title_font, menu->frame->title, strlen(menu->frame->title));
493 theight = menu->frame->top_width;
494 twidth += theight + (wPreferences.new_style == TS_NEW ? 16 : 8);
495 } else {
496 twidth = 0;
497 theight = 0;
498 }
499 eheight = WMFontHeight(scr->menu_entry_font) + 6 + wPreferences.menu_text_clearance * 2;
500 menu->entry_height = eheight;
501 mrwidth = 0;
502 mwidth = 0;
503 for (i = 0; i < menu->entry_no; i++) {
504 char *text;
505
506 /* search widest text */
507 text = menu->entries[i]->text;
508 width = WMWidthOfString(scr->menu_entry_font, text, strlen(text)) + 10;
509
510 if (menu->entries[i]->flags.indicator) {
511 width += MENU_INDICATOR_SPACE;
512 }
513
514 if (width > mwidth)
515 mwidth = width;
516
517 /* search widest text on right */
518 text = menu->entries[i]->rtext;
519 if (text)
520 rwidth = WMWidthOfString(scr->menu_entry_font, text, strlen(text))
521 + 10;
522 else if (menu->entries[i]->cascade >= 0)
523 rwidth = 16;
524 else
525 rwidth = 4;
526
527 if (rwidth > mrwidth)
528 mrwidth = rwidth;
529 }
530 mwidth += mrwidth;
531
532 if (mwidth < twidth)
533 mwidth = twidth;
534
535 wCoreConfigure(menu->menu, 0, theight, mwidth, menu->entry_no * eheight - 1);
536
537 wFrameWindowResize(menu->frame, mwidth, menu->entry_no * eheight - 1
538 + menu->frame->top_width + menu->frame->bottom_width);
539
540 updateTexture(menu);
541
542 menu->flags.realized = 1;
543
544 if (menu->flags.mapped)
545 wMenuPaint(menu);
546 if (menu->brother->flags.mapped)
547 wMenuPaint(menu->brother);
548 }
549
550 void wMenuDestroy(WMenu * menu, int recurse)
551 {
552 int i;
553
554 WMRemoveNotificationObserver(menu);
555
556 /* remove any pending timers */
557 if (menu->timer)
558 WMDeleteTimerHandler(menu->timer);
559 menu->timer = NULL;
560
561 /* call destroy handler */
562 if (menu->on_destroy)
563 (*menu->on_destroy) (menu);
564
565 /* Destroy items if this menu own them. If this is the "brother" menu,
566 * leave them alone as it is shared by them.
567 */
568 if (!menu->flags.brother) {
569 for (i = 0; i < menu->entry_no; i++) {
570
571 wfree(menu->entries[i]->text);
572
573 if (menu->entries[i]->rtext)
574 wfree(menu->entries[i]->rtext);
575 #ifdef USER_MENU
576
577 if (menu->entries[i]->instances) {
578 WMReleasePropList(menu->entries[i]->instances);
579 }
580 #endif /* USER_MENU */
581
582 if (menu->entries[i]->free_cdata && menu->entries[i]->clientdata) {
583 (*menu->entries[i]->free_cdata) (menu->entries[i]->clientdata);
584 }
585 wfree(menu->entries[i]);
586 }
587
588 if (recurse) {
589 for (i = 0; i < menu->cascade_no; i++) {
590 if (menu->cascades[i]) {
591 if (menu->cascades[i]->flags.brother)
592 wMenuDestroy(menu->cascades[i]->brother, recurse);
593 else
594 wMenuDestroy(menu->cascades[i], recurse);
595 }
596 }
597 }
598
599 if (menu->entries)
600 wfree(menu->entries);
601
602 }
603
604 FREE_PIXMAP(menu->menu_texture_data);
605
606 if (menu->cascades)
607 wfree(menu->cascades);
608
609 wCoreDestroy(menu->menu);
610 wFrameWindowDestroy(menu->frame);
611
612 /* destroy copy of this menu */
613 if (!menu->flags.brother && menu->brother)
614 wMenuDestroy(menu->brother, False);
615
616 wfree(menu);
617 }
618
619 #define F_NORMAL 0
620 #define F_TOP 1
621 #define F_BOTTOM 2
622 #define F_NONE 3
623
624 static void drawFrame(WScreen * scr, Drawable win, int y, int w, int h, int type)
625 {
626 XSegment segs[2];
627 int i;
628
629 i = 0;
630 segs[i].x1 = segs[i].x2 = w - 1;
631 segs[i].y1 = y;
632 segs[i].y2 = y + h - 1;
633 i++;
634 if (type != F_TOP && type != F_NONE) {
635 segs[i].x1 = 1;
636 segs[i].y1 = segs[i].y2 = y + h - 2;
637 segs[i].x2 = w - 1;
638 i++;
639 }
640 XDrawSegments(dpy, win, scr->menu_item_auxtexture->dim_gc, segs, i);
641
642 i = 0;
643 segs[i].x1 = 0;
644 segs[i].y1 = y;
645 segs[i].x2 = 0;
646 segs[i].y2 = y + h - 1;
647 i++;
648 if (type != F_BOTTOM && type != F_NONE) {
649 segs[i].x1 = 0;
650 segs[i].y1 = y;
651 segs[i].x2 = w - 1;
652 segs[i].y2 = y;
653 i++;
654 }
655 XDrawSegments(dpy, win, scr->menu_item_auxtexture->light_gc, segs, i);
656
657 if (type != F_TOP && type != F_NONE)
658 XDrawLine(dpy, win, scr->menu_item_auxtexture->dark_gc, 0, y + h - 1, w - 1, y + h - 1);
659 }
660
661 static void paintEntry(WMenu * menu, int index, int selected)
662 {
663 WScreen *scr = menu->frame->screen_ptr;
664 Window win = menu->menu->window;
665 WMenuEntry *entry = menu->entries[index];
666 GC light, dim, dark;
667 WMColor *color;
668 int x, y, w, h, tw;
669 int type;
670
671 if (!menu->flags.realized)
672 return;
673 h = menu->entry_height;
674 w = menu->menu->width;
675 y = index * h;
676
677 light = scr->menu_item_auxtexture->light_gc;
678 dim = scr->menu_item_auxtexture->dim_gc;
679 dark = scr->menu_item_auxtexture->dark_gc;
680
681 if (wPreferences.menu_style == MS_FLAT && menu->entry_no > 1) {
682 if (index == 0)
683 type = F_TOP;
684 else if (index == menu->entry_no - 1)
685 type = F_BOTTOM;
686 else
687 type = F_NONE;
688 } else {
689 type = F_NORMAL;
690 }
691
692 /* paint background */
693 if (selected) {
694 XFillRectangle(dpy, win, WMColorGC(scr->select_color), 1, y + 1, w - 2, h - 3);
695 if (scr->menu_item_texture->any.type == WTEX_SOLID)
696 drawFrame(scr, win, y, w, h, type);
697 } else {
698 if (scr->menu_item_texture->any.type == WTEX_SOLID) {
699 XClearArea(dpy, win, 0, y + 1, w - 1, h - 3, False);
700 /* draw the frame */
701 drawFrame(scr, win, y, w, h, type);
702 } else {
703 XClearArea(dpy, win, 0, y, w, h, False);
704 }
705 }
706
707 if (selected) {
708 if (entry->flags.enabled)
709 color = scr->select_text_color;
710 else
711 color = scr->dtext_color;
712 } else if (!entry->flags.enabled) {
713 color = scr->dtext_color;
714 } else {
715 color = scr->mtext_color;
716 }
717 /* draw text */
718 x = 5;
719 if (entry->flags.indicator)
720 x += MENU_INDICATOR_SPACE + 2;
721
722 WMDrawString(scr->wmscreen, win, color, scr->menu_entry_font,
723 x, 3 + y + wPreferences.menu_text_clearance, entry->text, strlen(entry->text));
724
725 if (entry->cascade >= 0) {
726 /* draw the cascade indicator */
727 XDrawLine(dpy, win, dim, w - 11, y + 6, w - 6, y + h / 2 - 1);
728 XDrawLine(dpy, win, light, w - 11, y + h - 8, w - 6, y + h / 2 - 1);
729 XDrawLine(dpy, win, dark, w - 12, y + 6, w - 12, y + h - 8);
730 }
731
732 /* draw indicator */
733 if (entry->flags.indicator && entry->flags.indicator_on) {
734 int iw, ih;
735 WPixmap *indicator;
736
737 switch (entry->flags.indicator_type) {
738 case MI_CHECK:
739 indicator = scr->menu_check_indicator;
740 break;
741 case MI_MINIWINDOW:
742 indicator = scr->menu_mini_indicator;
743 break;
744 case MI_HIDDEN:
745 indicator = scr->menu_hide_indicator;
746 break;
747 case MI_SHADED:
748 indicator = scr->menu_shade_indicator;
749 break;
750 case MI_DIAMOND:
751 default:
752 indicator = scr->menu_radio_indicator;
753 break;
754 }
755
756 iw = indicator->width;
757 ih = indicator->height;
758 XSetClipMask(dpy, scr->copy_gc, indicator->mask);
759 XSetClipOrigin(dpy, scr->copy_gc, 5, y + (h - ih) / 2);
760 if (selected) {
761 if (entry->flags.enabled) {
762 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->select_text_color));
763 } else {
764 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->dtext_color));
765 }
766 } else {
767 if (entry->flags.enabled) {
768 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->mtext_color));
769 } else {
770 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->dtext_color));
771 }
772 }
773 XFillRectangle(dpy, win, scr->copy_gc, 5, y + (h - ih) / 2, iw, ih);
774 /*
775 XCopyArea(dpy, indicator->image, win, scr->copy_gc, 0, 0,
776 iw, ih, 5, y+(h-ih)/2);
777 */
778 XSetClipOrigin(dpy, scr->copy_gc, 0, 0);
779 }
780
781 /* draw right text */
782
783 if (entry->rtext && entry->cascade < 0) {
784 tw = WMWidthOfString(scr->menu_entry_font, entry->rtext, strlen(entry->rtext));
785
786 WMDrawString(scr->wmscreen, win, color, scr->menu_entry_font, w - 6 - tw,
787 y + 3 + wPreferences.menu_text_clearance, entry->rtext, strlen(entry->rtext));
788 }
789 }
790
791 static void move_menus(WMenu * menu, int x, int y)
792 {
793 while (menu->parent) {
794 menu = menu->parent;
795 x -= MENUW(menu);
796 if (!wPreferences.align_menus && menu->selected_entry >= 0) {
797 y -= menu->selected_entry * menu->entry_height;
798 }
799 }
800 wMenuMove(menu, x, y, True);
801 }
802
803 static void makeVisible(WMenu * menu)
804 {
805 WScreen *scr = menu->frame->screen_ptr;
806 int x1, y1, x2, y2, new_x, new_y;
807 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
808
809 if (menu->entry_no < 0)
810 return;
811
812 x1 = menu->frame_x;
813 y1 = menu->frame_y + menu->frame->top_width + menu->selected_entry * menu->entry_height;
814 x2 = x1 + MENUW(menu);
815 y2 = y1 + menu->entry_height;
816
817 new_x = x1;
818 new_y = y1;
819
820 if (x1 < rect.pos.x) {
821 new_x = rect.pos.x;
822 } else if (x2 >= rect.pos.x + rect.size.width) {
823 new_x = rect.pos.x + rect.size.width - MENUW(menu) - 1;
824 }
825
826 if (y1 < rect.pos.y) {
827 new_y = rect.pos.y;
828 } else if (y2 >= rect.pos.y + rect.size.height) {
829 new_y = rect.pos.y + rect.size.height - menu->entry_height - 1;
830 }
831
832 new_y = new_y - menu->frame->top_width - menu->selected_entry * menu->entry_height;
833 move_menus(menu, new_x, new_y);
834 }
835
836 static int check_key(WMenu * menu, XKeyEvent * event)
837 {
838 int i, ch, s;
839 char buffer[32];
840
841 if (XLookupString(event, buffer, 32, NULL, NULL) < 1)
842 return -1;
843
844 ch = toupper(buffer[0]);
845
846 s = (menu->selected_entry >= 0 ? menu->selected_entry + 1 : 0);
847
848 again:
849 for (i = s; i < menu->entry_no; i++) {
850 if (ch == toupper(menu->entries[i]->text[0])) {
851 return i;
852 }
853 }
854 /* no match. Retry from start, if previous started from a selected entry */
855 if (s != 0) {
856 s = 0;
857 goto again;
858 }
859 return -1;
860 }
861
862 static int keyboardMenu(WMenu * menu)
863 {
864 XEvent event;
865 KeySym ksym = NoSymbol;
866 int done = 0;
867 int index;
868 WMenuEntry *entry;
869 int old_pos_x = menu->frame_x;
870 int old_pos_y = menu->frame_y;
871 int new_x = old_pos_x, new_y = old_pos_y;
872 WMRect rect = wGetRectForHead(menu->frame->screen_ptr,
873 wGetHeadForPointerLocation(menu->frame->screen_ptr));
874
875 if (menu->flags.editing)
876 return False;
877
878 XGrabKeyboard(dpy, menu->frame->core->window, True, GrabModeAsync, GrabModeAsync, CurrentTime);
879
880 if (menu->frame_y + menu->frame->top_width >= rect.pos.y + rect.size.height)
881 new_y = rect.pos.y + rect.size.height - menu->frame->top_width;
882
883 if (menu->frame_x + MENUW(menu) >= rect.pos.x + rect.size.width)
884 new_x = rect.pos.x + rect.size.width - MENUW(menu) - 1;
885
886 move_menus(menu, new_x, new_y);
887
888 while (!done && menu->flags.mapped) {
889 XAllowEvents(dpy, AsyncKeyboard, CurrentTime);
890 WMMaskEvent(dpy, ExposureMask | ButtonMotionMask | ButtonPressMask
891 | ButtonReleaseMask | KeyPressMask | KeyReleaseMask | SubstructureNotifyMask, &event);
892
893 switch (event.type) {
894 case KeyPress:
895 ksym = XLookupKeysym(&event.xkey, 0);
896 switch (ksym) {
897 case XK_Escape:
898 done = 1;
899 break;
900
901 case XK_Home:
902 #ifdef XK_KP_Home
903 case XK_KP_Home:
904 #endif
905 selectEntry(menu, 0);
906 makeVisible(menu);
907 break;
908
909 case XK_End:
910 #ifdef XK_KP_End
911 case XK_KP_End:
912 #endif
913 selectEntry(menu, menu->entry_no - 1);
914 makeVisible(menu);
915 break;
916
917 case XK_Up:
918 #ifdef ARROWLESS_KBD
919 case XK_k:
920 #endif
921 #ifdef XK_KP_Up
922 case XK_KP_Up:
923 #endif
924 if (menu->selected_entry <= 0)
925 selectEntry(menu, menu->entry_no - 1);
926 else
927 selectEntry(menu, menu->selected_entry - 1);
928 makeVisible(menu);
929 break;
930
931 case XK_Down:
932 #ifdef ARROWLESS_KBD
933 case XK_j:
934 #endif
935 #ifdef XK_KP_Down
936 case XK_KP_Down:
937 #endif
938 if (menu->selected_entry < 0)
939 selectEntry(menu, 0);
940 else if (menu->selected_entry == menu->entry_no - 1)
941 selectEntry(menu, 0);
942 else if (menu->selected_entry < menu->entry_no - 1)
943 selectEntry(menu, menu->selected_entry + 1);
944 makeVisible(menu);
945 break;
946
947 case XK_Right:
948 #ifdef ARROWLESS_KBD
949 case XK_l:
950 #endif
951 #ifdef XK_KP_Right
952 case XK_KP_Right:
953 #endif
954 if (menu->selected_entry >= 0) {
955 WMenuEntry *entry;
956 entry = menu->entries[menu->selected_entry];
957
958 if (entry->cascade >= 0 && menu->cascades
959 && menu->cascades[entry->cascade]->entry_no > 0) {
960
961 XUngrabKeyboard(dpy, CurrentTime);
962
963 selectEntry(menu->cascades[entry->cascade], 0);
964 if (!keyboardMenu(menu->cascades[entry->cascade]))
965 done = 1;
966
967 XGrabKeyboard(dpy, menu->frame->core->window, True,
968 GrabModeAsync, GrabModeAsync, CurrentTime);
969 }
970 }
971 break;
972
973 case XK_Left:
974 #ifdef ARROWLESS_KBD
975 case XK_h:
976 #endif
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 WMRect rect = wGetRectForHead(menu->frame->screen_ptr,
1057 wGetHeadForPointerLocation(menu->frame->screen_ptr));
1058
1059 if (!menu->flags.realized) {
1060 menu->flags.realized = 1;
1061 wMenuRealize(menu);
1062 }
1063 if (!menu->flags.mapped) {
1064 if (wPreferences.wrap_menus) {
1065 if (x < rect.pos.x)
1066 x = rect.pos.x;
1067 if (y < rect.pos.y)
1068 y = rect.pos.y;
1069 if (x + MENUW(menu) > rect.pos.x + rect.size.width)
1070 x = rect.pos.x + rect.size.width - MENUW(menu);
1071 if (y + MENUH(menu) > rect.pos.y + rect.size.height)
1072 y = rect.pos.y + rect.size.height - MENUH(menu);
1073 }
1074
1075 XMoveWindow(dpy, menu->frame->core->window, x, y);
1076 menu->frame_x = x;
1077 menu->frame_y = y;
1078 XMapWindow(dpy, menu->frame->core->window);
1079 wRaiseFrame(menu->frame->core);
1080 menu->flags.mapped = 1;
1081 } else {
1082 selectEntry(menu, 0);
1083 }
1084
1085 if (keyboard)
1086 keyboardMenu(menu);
1087 }
1088
1089 void wMenuMap(WMenu * menu)
1090 {
1091 if (!menu->flags.realized) {
1092 menu->flags.realized = 1;
1093 wMenuRealize(menu);
1094 }
1095 if (menu->flags.app_menu && menu->parent == NULL) {
1096 menu->frame_x = menu->frame->screen_ptr->app_menu_x;
1097 menu->frame_y = menu->frame->screen_ptr->app_menu_y;
1098 XMoveWindow(dpy, menu->frame->core->window, menu->frame_x, menu->frame_y);
1099 }
1100 XMapWindow(dpy, menu->frame->core->window);
1101 wRaiseFrame(menu->frame->core);
1102 menu->flags.mapped = 1;
1103 }
1104
1105 void wMenuUnmap(WMenu * menu)
1106 {
1107 int i;
1108
1109 XUnmapWindow(dpy, menu->frame->core->window);
1110 if (menu->flags.titled && menu->flags.buttoned) {
1111 wFrameWindowHideButton(menu->frame, WFF_RIGHT_BUTTON);
1112 }
1113 menu->flags.buttoned = 0;
1114 menu->flags.mapped = 0;
1115 menu->flags.open_to_left = 0;
1116
1117 for (i = 0; i < menu->cascade_no; i++) {
1118 if (menu->cascades[i] != NULL
1119 && menu->cascades[i]->flags.mapped && !menu->cascades[i]->flags.buttoned) {
1120
1121 wMenuUnmap(menu->cascades[i]);
1122 }
1123 }
1124 menu->selected_entry = -1;
1125 }
1126
1127 void wMenuPaint(WMenu * menu)
1128 {
1129 int i;
1130
1131 if (!menu->flags.mapped) {
1132 return;
1133 }
1134
1135 /* paint entries */
1136 for (i = 0; i < menu->entry_no; i++) {
1137 paintEntry(menu, i, i == menu->selected_entry);
1138 }
1139 }
1140
1141 void wMenuSetEnabled(WMenu * menu, int index, int enable)
1142 {
1143 if (index >= menu->entry_no)
1144 return;
1145 menu->entries[index]->flags.enabled = enable;
1146 paintEntry(menu, index, index == menu->selected_entry);
1147 paintEntry(menu->brother, index, index == menu->selected_entry);
1148 }
1149
1150
1151 static void selectEntry(WMenu * menu, int entry_no)
1152 {
1153 WMenuEntry *entry;
1154 WMenu *submenu;
1155 int old_entry;
1156
1157 if (menu->entries == NULL)
1158 return;
1159
1160 if (entry_no >= menu->entry_no)
1161 return;
1162
1163 old_entry = menu->selected_entry;
1164 menu->selected_entry = entry_no;
1165
1166 if (old_entry != entry_no) {
1167
1168 /* unselect previous entry */
1169 if (old_entry >= 0) {
1170 paintEntry(menu, old_entry, False);
1171 entry = menu->entries[old_entry];
1172
1173 /* unmap cascade */
1174 if (entry->cascade >= 0 && menu->cascades) {
1175 if (!menu->cascades[entry->cascade]->flags.buttoned) {
1176 wMenuUnmap(menu->cascades[entry->cascade]);
1177 }
1178 }
1179 }
1180
1181 if (entry_no < 0) {
1182 menu->selected_entry = -1;
1183 return;
1184 }
1185 entry = menu->entries[entry_no];
1186
1187 if (entry->cascade >= 0 && menu->cascades && entry->flags.enabled) {
1188 /* Callback for when the submenu is opened.
1189 */
1190 submenu = menu->cascades[entry->cascade];
1191 if (submenu && submenu->flags.brother)
1192 submenu = submenu->brother;
1193
1194 if (entry->callback) {
1195 /* Only call the callback if the submenu is not yet mapped.
1196 */
1197 if (menu->flags.brother) {
1198 if (!submenu || !submenu->flags.mapped)
1199 (*entry->callback) (menu->brother, entry);
1200 } else {
1201 if (!submenu || !submenu->flags.buttoned)
1202 (*entry->callback) (menu, entry);
1203 }
1204 }
1205
1206 /* the submenu menu might have changed */
1207 submenu = menu->cascades[entry->cascade];
1208
1209 /* map cascade */
1210 if (!submenu->flags.mapped) {
1211 int x, y;
1212
1213 if (!submenu->flags.realized)
1214 wMenuRealize(submenu);
1215 if (wPreferences.wrap_menus) {
1216 if (menu->flags.open_to_left)
1217 submenu->flags.open_to_left = 1;
1218
1219 if (submenu->flags.open_to_left) {
1220 x = menu->frame_x - MENUW(submenu);
1221 if (x < 0) {
1222 x = 0;
1223 submenu->flags.open_to_left = 0;
1224 }
1225 } else {
1226 x = menu->frame_x + MENUW(menu);
1227
1228 if (x + MENUW(submenu)
1229 >= menu->frame->screen_ptr->scr_width) {
1230
1231 x = menu->frame_x - MENUW(submenu);
1232 submenu->flags.open_to_left = 1;
1233 }
1234 }
1235 } else {
1236 x = menu->frame_x + MENUW(menu);
1237 }
1238
1239 if (wPreferences.align_menus) {
1240 y = menu->frame_y;
1241 } else {
1242 y = menu->frame_y + menu->entry_height * entry_no;
1243 if (menu->flags.titled)
1244 y += menu->frame->top_width;
1245 if (menu->cascades[entry->cascade]->flags.titled)
1246 y -= menu->cascades[entry->cascade]->frame->top_width;
1247 }
1248
1249 wMenuMapAt(menu->cascades[entry->cascade], x, y, False);
1250 menu->cascades[entry->cascade]->parent = menu;
1251 } else {
1252 return;
1253 }
1254 }
1255 paintEntry(menu, entry_no, True);
1256 }
1257 }
1258
1259 static WMenu *findMenu(WScreen * scr, int *x_ret, int *y_ret)
1260 {
1261 WMenu *menu;
1262 WObjDescriptor *desc;
1263 Window root_ret, win, junk_win;
1264 int x, y, wx, wy;
1265 unsigned int mask;
1266
1267 XQueryPointer(dpy, scr->root_win, &root_ret, &win, &x, &y, &wx, &wy, &mask);
1268
1269 if (win == None)
1270 return NULL;
1271
1272 if (XFindContext(dpy, win, wWinContext, (XPointer *) & desc) == XCNOENT)
1273 return NULL;
1274
1275 if (desc->parent_type == WCLASS_MENU) {
1276 menu = (WMenu *) desc->parent;
1277 XTranslateCoordinates(dpy, root_ret, menu->menu->window, wx, wy, x_ret, y_ret, &junk_win);
1278 return menu;
1279 }
1280 return NULL;
1281 }
1282
1283 static void closeCascade(WMenu * menu)
1284 {
1285 WMenu *parent = menu->parent;
1286
1287 if (menu->flags.brother || (!menu->flags.buttoned && (!menu->flags.app_menu || menu->parent != NULL))) {
1288
1289 selectEntry(menu, -1);
1290 XSync(dpy, 0);
1291 #if (MENU_BLINK_DELAY > 2)
1292 wusleep(MENU_BLINK_DELAY / 2);
1293 #endif
1294 wMenuUnmap(menu);
1295 while (parent != NULL
1296 && (parent->parent != NULL || !parent->flags.app_menu || parent->flags.brother)
1297 && !parent->flags.buttoned) {
1298 selectEntry(parent, -1);
1299 wMenuUnmap(parent);
1300 parent = parent->parent;
1301 }
1302 if (parent)
1303 selectEntry(parent, -1);
1304 }
1305 }
1306
1307 static void closeBrotherCascadesOf(WMenu * menu)
1308 {
1309 WMenu *tmp;
1310 int i;
1311
1312 for (i = 0; i < menu->cascade_no; i++) {
1313 if (menu->cascades[i]->flags.brother) {
1314 tmp = menu->cascades[i];
1315 } else {
1316 tmp = menu->cascades[i]->brother;
1317 }
1318 if (tmp->flags.mapped) {
1319 selectEntry(tmp->parent, -1);
1320 closeBrotherCascadesOf(tmp);
1321 break;
1322 }
1323 }
1324 }
1325
1326 #define getEntryAt(menu, x, y) ((y)<0 ? -1 : (y)/(menu->entry_height))
1327
1328 static WMenu *parentMenu(WMenu * menu)
1329 {
1330 WMenu *parent;
1331 WMenuEntry *entry;
1332
1333 if (menu->flags.buttoned)
1334 return menu;
1335
1336 while (menu->parent && menu->parent->flags.mapped) {
1337 parent = menu->parent;
1338 if (parent->selected_entry < 0)
1339 break;
1340 entry = parent->entries[parent->selected_entry];
1341 if (!entry->flags.enabled || entry->cascade < 0 || !parent->cascades ||
1342 parent->cascades[entry->cascade] != menu)
1343 break;
1344 menu = parent;
1345 if (menu->flags.buttoned)
1346 break;
1347 }
1348
1349 return menu;
1350 }
1351
1352 /*
1353 * Will raise the passed menu, if submenu = 0
1354 * If submenu > 0 will also raise all mapped submenus
1355 * until the first buttoned one
1356 * If submenu < 0 will also raise all mapped parent menus
1357 * until the first buttoned one
1358 */
1359
1360 static void raiseMenus(WMenu * menu, int submenus)
1361 {
1362 WMenu *submenu;
1363 int i;
1364
1365 if (!menu)
1366 return;
1367
1368 wRaiseFrame(menu->frame->core);
1369
1370 if (submenus > 0 && menu->selected_entry >= 0) {
1371 i = menu->entries[menu->selected_entry]->cascade;
1372 if (i >= 0 && menu->cascades) {
1373 submenu = menu->cascades[i];
1374 if (submenu->flags.mapped && !submenu->flags.buttoned)
1375 raiseMenus(submenu, submenus);
1376 }
1377 }
1378 if (submenus < 0 && !menu->flags.buttoned && menu->parent && menu->parent->flags.mapped)
1379 raiseMenus(menu->parent, submenus);
1380 }
1381
1382 WMenu *wMenuUnderPointer(WScreen * screen)
1383 {
1384 WObjDescriptor *desc;
1385 Window root_ret, win;
1386 int dummy;
1387 unsigned int mask;
1388
1389 XQueryPointer(dpy, screen->root_win, &root_ret, &win, &dummy, &dummy, &dummy, &dummy, &mask);
1390
1391 if (win == None)
1392 return NULL;
1393
1394 if (XFindContext(dpy, win, wWinContext, (XPointer *) & desc) == XCNOENT)
1395 return NULL;
1396
1397 if (desc->parent_type == WCLASS_MENU)
1398 return (WMenu *) desc->parent;
1399 return NULL;
1400 }
1401
1402 static void getPointerPosition(WScreen * scr, int *x, int *y)
1403 {
1404 Window root_ret, win;
1405 int wx, wy;
1406 unsigned int mask;
1407
1408 XQueryPointer(dpy, scr->root_win, &root_ret, &win, x, y, &wx, &wy, &mask);
1409 }
1410
1411 static void getScrollAmount(WMenu * menu, int *hamount, int *vamount)
1412 {
1413 WScreen *scr = menu->menu->screen_ptr;
1414 int menuX1 = menu->frame_x;
1415 int menuY1 = menu->frame_y;
1416 int menuX2 = menu->frame_x + MENUW(menu);
1417 int menuY2 = menu->frame_y + MENUH(menu);
1418 int xroot, yroot;
1419 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
1420
1421 *hamount = 0;
1422 *vamount = 0;
1423
1424 getPointerPosition(scr, &xroot, &yroot);
1425
1426 if (xroot <= (rect.pos.x + 1) && menuX1 < rect.pos.x) {
1427 /* scroll to the right */
1428 *hamount = WMIN(MENU_SCROLL_STEP, abs(menuX1));
1429
1430 } else if (xroot >= (rect.pos.x + rect.size.width - 2) && menuX2 > (rect.pos.x + rect.size.width - 1)) {
1431 /* scroll to the left */
1432 *hamount = WMIN(MENU_SCROLL_STEP, abs(menuX2 - rect.pos.x - rect.size.width - 1));
1433
1434 if (*hamount == 0)
1435 *hamount = 1;
1436
1437 *hamount = -*hamount;
1438 }
1439
1440 if (yroot <= (rect.pos.y + 1) && menuY1 < rect.pos.y) {
1441 /* scroll down */
1442 *vamount = WMIN(MENU_SCROLL_STEP, abs(menuY1));
1443
1444 } else if (yroot >= (rect.pos.y + rect.size.height - 2) && menuY2 > (rect.pos.y + rect.size.height - 1)) {
1445 /* scroll up */
1446 *vamount = WMIN(MENU_SCROLL_STEP, abs(menuY2 - rect.pos.y - rect.size.height - 2));
1447
1448 *vamount = -*vamount;
1449 }
1450 }
1451
1452 static void dragScrollMenuCallback(void *data)
1453 {
1454 WMenu *menu = (WMenu *) data;
1455 WScreen *scr = menu->menu->screen_ptr;
1456 WMenu *parent = parentMenu(menu);
1457 int hamount, vamount;
1458 int x, y;
1459 int newSelectedEntry;
1460
1461 getScrollAmount(menu, &hamount, &vamount);
1462
1463 if (hamount != 0 || vamount != 0) {
1464 wMenuMove(parent, parent->frame_x + hamount, parent->frame_y + vamount, True);
1465 if (findMenu(scr, &x, &y)) {
1466 newSelectedEntry = getEntryAt(menu, x, y);
1467 selectEntry(menu, newSelectedEntry);
1468 } else {
1469 /* Pointer fell outside of menu. If the selected entry is
1470 * not a submenu, unselect it */
1471 if (menu->selected_entry >= 0 && menu->entries[menu->selected_entry]->cascade < 0)
1472 selectEntry(menu, -1);
1473 newSelectedEntry = 0;
1474 }
1475
1476 /* paranoid check */
1477 if (newSelectedEntry >= 0) {
1478 /* keep scrolling */
1479 menu->timer = WMAddTimerHandler(MENU_SCROLL_DELAY, dragScrollMenuCallback, menu);
1480 } else {
1481 menu->timer = NULL;
1482 }
1483 } else {
1484 /* don't need to scroll anymore */
1485 menu->timer = NULL;
1486 if (findMenu(scr, &x, &y)) {
1487 newSelectedEntry = getEntryAt(menu, x, y);
1488 selectEntry(menu, newSelectedEntry);
1489 }
1490 }
1491 }
1492
1493 static void scrollMenuCallback(void *data)
1494 {
1495 WMenu *menu = (WMenu *) data;
1496 WMenu *parent = parentMenu(menu);
1497 int hamount = 0; /* amount to scroll */
1498 int vamount = 0;
1499
1500 getScrollAmount(menu, &hamount, &vamount);
1501
1502 if (hamount != 0 || vamount != 0) {
1503 wMenuMove(parent, parent->frame_x + hamount, parent->frame_y + vamount, True);
1504
1505 /* keep scrolling */
1506 menu->timer = WMAddTimerHandler(MENU_SCROLL_DELAY, scrollMenuCallback, menu);
1507 } else {
1508 /* don't need to scroll anymore */
1509 menu->timer = NULL;
1510 }
1511 }
1512
1513 #define MENU_SCROLL_BORDER 5
1514
1515 static int isPointNearBoder(WMenu * menu, int x, int y)
1516 {
1517 int menuX1 = menu->frame_x;
1518 int menuY1 = menu->frame_y;
1519 int menuX2 = menu->frame_x + MENUW(menu);
1520 int menuY2 = menu->frame_y + MENUH(menu);
1521 int flag = 0;
1522 int head = wGetHeadForPoint(menu->frame->screen_ptr, wmkpoint(x, y));
1523 WMRect rect = wGetRectForHead(menu->frame->screen_ptr, head);
1524
1525 /* XXX: handle screen joins properly !! */
1526
1527 if (x >= menuX1 && x <= menuX2 &&
1528 (y < rect.pos.y + MENU_SCROLL_BORDER || y >= rect.pos.y + rect.size.height - MENU_SCROLL_BORDER))
1529 flag = 1;
1530 else if (y >= menuY1 && y <= menuY2 &&
1531 (x < rect.pos.x + MENU_SCROLL_BORDER || x >= rect.pos.x + rect.size.width - MENU_SCROLL_BORDER))
1532 flag = 1;
1533
1534 return flag;
1535 }
1536
1537 typedef struct _delay {
1538 WMenu *menu;
1539 int ox, oy;
1540 } _delay;
1541
1542 static void leaving(_delay * dl)
1543 {
1544 wMenuMove(dl->menu, dl->ox, dl->oy, True);
1545 dl->menu->jump_back = NULL;
1546 dl->menu->menu->screen_ptr->flags.jump_back_pending = 0;
1547 wfree(dl);
1548 }
1549
1550 void wMenuScroll(WMenu * menu, XEvent * event)
1551 {
1552 WMenu *smenu;
1553 WMenu *omenu = parentMenu(menu);
1554 WScreen *scr = menu->frame->screen_ptr;
1555 int done = 0;
1556 int jump_back = 0;
1557 int old_frame_x = omenu->frame_x;
1558 int old_frame_y = omenu->frame_y;
1559 XEvent ev;
1560
1561 if (omenu->jump_back)
1562 WMDeleteTimerWithClientData(omenu->jump_back);
1563
1564 if (( /*omenu->flags.buttoned && */ !wPreferences.wrap_menus)
1565 || omenu->flags.app_menu) {
1566 jump_back = 1;
1567 }
1568
1569 if (!wPreferences.wrap_menus)
1570 raiseMenus(omenu, True);
1571 else
1572 raiseMenus(menu, False);
1573
1574 if (!menu->timer)
1575 scrollMenuCallback(menu);
1576
1577 while (!done) {
1578 int x, y, on_border, on_x_edge, on_y_edge, on_title;
1579 WMRect rect;
1580
1581 WMNextEvent(dpy, &ev);
1582 switch (ev.type) {
1583 case EnterNotify:
1584 WMHandleEvent(&ev);
1585 case MotionNotify:
1586 x = (ev.type == MotionNotify) ? ev.xmotion.x_root : ev.xcrossing.x_root;
1587 y = (ev.type == MotionNotify) ? ev.xmotion.y_root : ev.xcrossing.y_root;
1588
1589 /* on_border is != 0 if the pointer is between the menu
1590 * and the screen border and is close enough to the border */
1591 on_border = isPointNearBoder(menu, x, y);
1592
1593 smenu = wMenuUnderPointer(scr);
1594
1595 if ((smenu == NULL && !on_border) || (smenu && parentMenu(smenu) != omenu)) {
1596 done = 1;
1597 break;
1598 }
1599
1600 rect = wGetRectForHead(scr, wGetHeadForPoint(scr, wmkpoint(x, y)));
1601 on_x_edge = x <= rect.pos.x + 1 || x >= rect.pos.x + rect.size.width - 2;
1602 on_y_edge = y <= rect.pos.y + 1 || y >= rect.pos.y + rect.size.height - 2;
1603 on_border = on_x_edge || on_y_edge;
1604
1605 if (!on_border && !jump_back) {
1606 done = 1;
1607 break;
1608 }
1609
1610 if (menu->timer && (smenu != menu || (!on_y_edge && !on_x_edge))) {
1611 WMDeleteTimerHandler(menu->timer);
1612 menu->timer = NULL;
1613 }
1614
1615 if (smenu != NULL)
1616 menu = smenu;
1617
1618 if (!menu->timer)
1619 scrollMenuCallback(menu);
1620 break;
1621 case ButtonPress:
1622 /* True if we push on title, or drag the omenu to other position */
1623 on_title = ev.xbutton.x_root >= omenu->frame_x &&
1624 ev.xbutton.x_root <= omenu->frame_x + MENUW(omenu) &&
1625 ev.xbutton.y_root >= omenu->frame_y &&
1626 ev.xbutton.y_root <= omenu->frame_y + omenu->frame->top_width;
1627 WMHandleEvent(&ev);
1628 smenu = wMenuUnderPointer(scr);
1629 if (smenu == NULL || (smenu && smenu->flags.buttoned && smenu != omenu))
1630 done = 1;
1631 else if (smenu == omenu && on_title) {
1632 jump_back = 0;
1633 done = 1;
1634 }
1635 break;
1636 case KeyPress:
1637 done = 1;
1638 default:
1639 WMHandleEvent(&ev);
1640 break;
1641 }
1642 }
1643
1644 if (menu->timer) {
1645 WMDeleteTimerHandler(menu->timer);
1646 menu->timer = NULL;
1647 }
1648
1649 if (jump_back) {
1650 _delay *delayer;
1651 if (!omenu->jump_back) {
1652 delayer = wmalloc(sizeof(_delay));
1653 delayer->menu = omenu;
1654 delayer->ox = old_frame_x;
1655 delayer->oy = old_frame_y;
1656 omenu->jump_back = delayer;
1657 scr->flags.jump_back_pending = 1;
1658 } else
1659 delayer = omenu->jump_back;
1660 WMAddTimerHandler(MENU_JUMP_BACK_DELAY, (WMCallback *) leaving, delayer);
1661 }
1662 }
1663
1664 static void menuExpose(WObjDescriptor * desc, XEvent * event)
1665 {
1666 wMenuPaint(desc->parent);
1667 }
1668
1669 typedef struct {
1670 int *delayed_select;
1671 WMenu *menu;
1672 WMHandlerID magic;
1673 } delay_data;
1674
1675 static void delaySelection(void *data)
1676 {
1677 delay_data *d = (delay_data *) data;
1678 int x, y, entry_no;
1679 WMenu *menu;
1680
1681 d->magic = NULL;
1682
1683 menu = findMenu(d->menu->menu->screen_ptr, &x, &y);
1684 if (menu && (d->menu == menu || d->delayed_select)) {
1685 entry_no = getEntryAt(menu, x, y);
1686 selectEntry(menu, entry_no);
1687 }
1688 if (d->delayed_select)
1689 *(d->delayed_select) = 0;
1690 }
1691
1692 static void menuMouseDown(WObjDescriptor * desc, XEvent * event)
1693 {
1694 WWindow *wwin;
1695 XButtonEvent *bev = &event->xbutton;
1696 WMenu *menu = desc->parent;
1697 WMenu *smenu;
1698 WScreen *scr = menu->frame->screen_ptr;
1699 WMenuEntry *entry = NULL;
1700 XEvent ev;
1701 int close_on_exit = 0;
1702 int done = 0;
1703 int delayed_select = 0;
1704 int entry_no;
1705 int x, y;
1706 int prevx, prevy;
1707 int old_frame_x = 0;
1708 int old_frame_y = 0;
1709 delay_data d_data = { NULL, NULL, NULL };
1710
1711 /* Doesn't seem to be needed anymore (if delayed selection handler is
1712 * added only if not present). there seem to be no other side effects
1713 * from removing this and it is also possible that it was only added
1714 * to avoid problems with adding the delayed selection timer handler
1715 * multiple times
1716 */
1717 /*if (menu->flags.inside_handler) {
1718 return;
1719 } */
1720 menu->flags.inside_handler = 1;
1721
1722 if (!wPreferences.wrap_menus) {
1723 smenu = parentMenu(menu);
1724 old_frame_x = smenu->frame_x;
1725 old_frame_y = smenu->frame_y;
1726 } else if (event->xbutton.window == menu->frame->core->window) {
1727 /* This is true if the menu was launched with right click on root window */
1728 if (!d_data.magic) {
1729 delayed_select = 1;
1730 d_data.delayed_select = &delayed_select;
1731 d_data.menu = menu;
1732 d_data.magic = WMAddTimerHandler(wPreferences.dblclick_time, delaySelection, &d_data);
1733 }
1734 }
1735
1736 wRaiseFrame(menu->frame->core);
1737
1738 close_on_exit = (bev->send_event || menu->flags.brother);
1739
1740 smenu = findMenu(scr, &x, &y);
1741 if (!smenu) {
1742 x = -1;
1743 y = -1;
1744 } else {
1745 menu = smenu;
1746 }
1747
1748 if (menu->flags.editing) {
1749 goto byebye;
1750 }
1751 entry_no = getEntryAt(menu, x, y);
1752 if (entry_no >= 0) {
1753 entry = menu->entries[entry_no];
1754
1755 if (!close_on_exit && (bev->state & ControlMask) && smenu && entry->flags.editable) {
1756 char buffer[128];
1757 char *name;
1758 int number = entry_no - 2; /* Entries "New" and "Destroy Last" appear before workspaces */
1759
1760 name = wstrdup(scr->workspaces[number]->name);
1761 snprintf(buffer, sizeof(buffer), _("Type the name for workspace %i:"), number + 1);
1762
1763 wMenuUnmap(scr->root_menu);
1764
1765 if (wInputDialog(scr, _("Rename Workspace"), buffer, &name))
1766 wWorkspaceRename(scr, number, name);
1767
1768 if (name)
1769 wfree(name);
1770
1771 goto byebye;
1772 } else if (bev->state & ControlMask) {
1773 goto byebye;
1774 }
1775
1776 if (entry->flags.enabled && entry->cascade >= 0 && menu->cascades) {
1777 WMenu *submenu = menu->cascades[entry->cascade];
1778 /* map cascade */
1779 if (submenu->flags.mapped && !submenu->flags.buttoned && menu->selected_entry != entry_no) {
1780 wMenuUnmap(submenu);
1781 }
1782 if (!submenu->flags.mapped && !delayed_select) {
1783 selectEntry(menu, entry_no);
1784 } else if (!submenu->flags.buttoned) {
1785 selectEntry(menu, -1);
1786 }
1787
1788 } else if (!delayed_select) {
1789 if (menu == scr->switch_menu && event->xbutton.button == Button3) {
1790 selectEntry(menu, entry_no);
1791 OpenWindowMenu2((WWindow *)entry->clientdata,
1792 event->xbutton.x_root,
1793 event->xbutton.y_root, False);
1794 wwin = (WWindow *)entry->clientdata;
1795 desc = &wwin->screen_ptr->window_menu->menu->descriptor;
1796 event->xany.send_event = True;
1797 (*desc->handle_mousedown)(desc, event);
1798
1799 XUngrabPointer(dpy, CurrentTime);
1800 selectEntry(menu, -1);
1801 return;
1802 } else {
1803 selectEntry(menu, entry_no);
1804 }
1805 }
1806
1807 if (!wPreferences.wrap_menus && !wPreferences.scrollable_menus) {
1808 if (!menu->timer)
1809 dragScrollMenuCallback(menu);
1810 }
1811 }
1812
1813 prevx = bev->x_root;
1814 prevy = bev->y_root;
1815 while (!done) {
1816 int x, y;
1817
1818 XAllowEvents(dpy, AsyncPointer | SyncPointer, CurrentTime);
1819
1820 WMMaskEvent(dpy, ExposureMask | ButtonMotionMask | ButtonReleaseMask | ButtonPressMask, &ev);
1821 switch (ev.type) {
1822 case MotionNotify:
1823 smenu = findMenu(scr, &x, &y);
1824
1825 if (smenu == NULL) {
1826 /* moved mouse out of menu */
1827
1828 if (!delayed_select && d_data.magic) {
1829 WMDeleteTimerHandler(d_data.magic);
1830 d_data.magic = NULL;
1831 }
1832 if (menu == NULL
1833 || (menu->selected_entry >= 0
1834 && menu->entries[menu->selected_entry]->cascade >= 0)) {
1835 prevx = ev.xmotion.x_root;
1836 prevy = ev.xmotion.y_root;
1837
1838 break;
1839 }
1840 selectEntry(menu, -1);
1841 menu = smenu;
1842 prevx = ev.xmotion.x_root;
1843 prevy = ev.xmotion.y_root;
1844 break;
1845 } else if (menu && menu != smenu
1846 && (menu->selected_entry < 0
1847 || menu->entries[menu->selected_entry]->cascade < 0)) {
1848 selectEntry(menu, -1);
1849
1850 if (!delayed_select && d_data.magic) {
1851 WMDeleteTimerHandler(d_data.magic);
1852 d_data.magic = NULL;
1853 }
1854 } else {
1855
1856 /* hysteresis for item selection */
1857
1858 /* check if the motion was to the side, indicating that
1859 * the user may want to cross to a submenu */
1860 if (!delayed_select && menu) {
1861 int dx;
1862 Bool moved_to_submenu; /* moved to direction of submenu */
1863
1864 dx = abs(prevx - ev.xmotion.x_root);
1865
1866 moved_to_submenu = False;
1867 if (dx > 0 /* if moved enough to the side */
1868 /* maybe a open submenu */
1869 && menu->selected_entry >= 0
1870 /* moving to the right direction */
1871 && (wPreferences.align_menus || ev.xmotion.y_root >= prevy)) {
1872 int index;
1873
1874 index = menu->entries[menu->selected_entry]->cascade;
1875 if (index >= 0) {
1876 if (menu->cascades[index]->frame_x > menu->frame_x) {
1877 if (prevx < ev.xmotion.x_root)
1878 moved_to_submenu = True;
1879 } else {
1880 if (prevx > ev.xmotion.x_root)
1881 moved_to_submenu = True;
1882 }
1883 }
1884 }
1885
1886 if (menu != smenu) {
1887 if (d_data.magic) {
1888 WMDeleteTimerHandler(d_data.magic);
1889 d_data.magic = NULL;
1890 }
1891 } else if (moved_to_submenu) {
1892 /* while we are moving, postpone the selection */
1893 if (d_data.magic) {
1894 WMDeleteTimerHandler(d_data.magic);
1895 }
1896 d_data.delayed_select = NULL;
1897 d_data.menu = menu;
1898 d_data.magic = WMAddTimerHandler(MENU_SELECT_DELAY,
1899 delaySelection, &d_data);
1900 prevx = ev.xmotion.x_root;
1901 prevy = ev.xmotion.y_root;
1902 break;
1903 } else {
1904 if (d_data.magic) {
1905 WMDeleteTimerHandler(d_data.magic);
1906 d_data.magic = NULL;
1907 }
1908 }
1909 }
1910 }
1911 prevx = ev.xmotion.x_root;
1912 prevy = ev.xmotion.y_root;
1913 if (menu != smenu) {
1914 /* pointer crossed menus */
1915 if (menu && menu->timer) {
1916 WMDeleteTimerHandler(menu->timer);
1917 menu->timer = NULL;
1918 }
1919 if (smenu)
1920 dragScrollMenuCallback(smenu);
1921 }
1922 menu = smenu;
1923 if (!menu->timer)
1924 dragScrollMenuCallback(menu);
1925
1926 if (!delayed_select) {
1927 entry_no = getEntryAt(menu, x, y);
1928 if (entry_no >= 0) {
1929 entry = menu->entries[entry_no];
1930 if (entry->flags.enabled && entry->cascade >= 0 && menu->cascades) {
1931 WMenu *submenu = menu->cascades[entry->cascade];
1932 if (submenu->flags.mapped && !submenu->flags.buttoned
1933 && menu->selected_entry != entry_no) {
1934 wMenuUnmap(submenu);
1935 }
1936 }
1937 }
1938 selectEntry(menu, entry_no);
1939 }
1940 break;
1941
1942 case ButtonPress:
1943 break;
1944
1945 case ButtonRelease:
1946 if (ev.xbutton.button == event->xbutton.button)
1947 done = 1;
1948 break;
1949
1950 case Expose:
1951 WMHandleEvent(&ev);
1952 break;
1953 }
1954 }
1955
1956 if (menu && menu->timer) {
1957 WMDeleteTimerHandler(menu->timer);
1958 menu->timer = NULL;
1959 }
1960 if (d_data.magic != NULL) {
1961 WMDeleteTimerHandler(d_data.magic);
1962 d_data.magic = NULL;
1963 }
1964
1965 if (menu && menu->selected_entry >= 0) {
1966 entry = menu->entries[menu->selected_entry];
1967 if (entry->callback != NULL && entry->flags.enabled && entry->cascade < 0) {
1968 /* blink and erase menu selection */
1969 #if (MENU_BLINK_DELAY > 0)
1970 int sel = menu->selected_entry;
1971 int i;
1972
1973 for (i = 0; i < MENU_BLINK_COUNT; i++) {
1974 paintEntry(menu, sel, False);
1975 XSync(dpy, 0);
1976 wusleep(MENU_BLINK_DELAY);
1977 paintEntry(menu, sel, True);
1978 XSync(dpy, 0);
1979 wusleep(MENU_BLINK_DELAY);
1980 }
1981 #endif
1982 /* unmap the menu, it's parents and call the callback */
1983 if (!menu->flags.buttoned && (!menu->flags.app_menu || menu->parent != NULL)) {
1984 closeCascade(menu);
1985 } else {
1986 selectEntry(menu, -1);
1987 }
1988 (*entry->callback) (menu, entry);
1989
1990 /* If the user double clicks an entry, the entry will
1991 * be executed twice, which is not good for things like
1992 * the root menu. So, ignore any clicks that were generated
1993 * while the entry was being executed */
1994 while (XCheckTypedWindowEvent(dpy, menu->menu->window, ButtonPress, &ev)) ;
1995 } else if (entry->callback != NULL && entry->cascade < 0) {
1996 selectEntry(menu, -1);
1997 } else {
1998 if (entry->cascade >= 0 && menu->cascades && menu->cascades[entry->cascade]->flags.brother) {
1999 selectEntry(menu, -1);
2000 }
2001 }
2002 }
2003
2004 if (((WMenu *) desc->parent)->flags.brother || close_on_exit || !smenu)
2005 closeCascade(desc->parent);
2006
2007 /* close the cascade windows that should not remain opened */
2008 closeBrotherCascadesOf(desc->parent);
2009
2010 if (!wPreferences.wrap_menus)
2011 wMenuMove(parentMenu(desc->parent), old_frame_x, old_frame_y, True);
2012
2013 byebye:
2014 /* Just to be sure in case we skip the 2 above because of a goto byebye */
2015 if (menu && menu->timer) {
2016 WMDeleteTimerHandler(menu->timer);
2017 menu->timer = NULL;
2018 }
2019 if (d_data.magic != NULL) {
2020 WMDeleteTimerHandler(d_data.magic);
2021 d_data.magic = NULL;
2022 }
2023
2024 ((WMenu *) desc->parent)->flags.inside_handler = 0;
2025 }
2026
2027 void wMenuMove(WMenu * menu, int x, int y, int submenus)
2028 {
2029 WMenu *submenu;
2030 int i;
2031
2032 if (!menu)
2033 return;
2034
2035 menu->frame_x = x;
2036 menu->frame_y = y;
2037 XMoveWindow(dpy, menu->frame->core->window, x, y);
2038
2039 if (submenus > 0 && menu->selected_entry >= 0) {
2040 i = menu->entries[menu->selected_entry]->cascade;
2041
2042 if (i >= 0 && menu->cascades) {
2043 submenu = menu->cascades[i];
2044 if (submenu->flags.mapped && !submenu->flags.buttoned) {
2045 if (wPreferences.align_menus) {
2046 wMenuMove(submenu, x + MENUW(menu), y, submenus);
2047 } else {
2048 wMenuMove(submenu, x + MENUW(menu),
2049 y + submenu->entry_height * menu->selected_entry, submenus);
2050 }
2051 }
2052 }
2053 }
2054 if (submenus < 0 && menu->parent != NULL && menu->parent->flags.mapped && !menu->parent->flags.buttoned) {
2055 if (wPreferences.align_menus) {
2056 wMenuMove(menu->parent, x - MENUW(menu->parent), y, submenus);
2057 } else {
2058 wMenuMove(menu->parent, x - MENUW(menu->parent), menu->frame_y
2059 - menu->parent->entry_height * menu->parent->selected_entry, submenus);
2060 }
2061 }
2062 }
2063
2064 static void changeMenuLevels(WMenu * menu, int lower)
2065 {
2066 int i;
2067
2068 if (!lower) {
2069 ChangeStackingLevel(menu->frame->core, (!menu->parent ? WMMainMenuLevel : WMSubmenuLevel));
2070 wRaiseFrame(menu->frame->core);
2071 menu->flags.lowered = 0;
2072 } else {
2073 ChangeStackingLevel(menu->frame->core, WMNormalLevel);
2074 wLowerFrame(menu->frame->core);
2075 menu->flags.lowered = 1;
2076 }
2077 for (i = 0; i < menu->cascade_no; i++) {
2078 if (menu->cascades[i]
2079 && !menu->cascades[i]->flags.buttoned && menu->cascades[i]->flags.lowered != lower) {
2080 changeMenuLevels(menu->cascades[i], lower);
2081 }
2082 }
2083 }
2084
2085 static void menuTitleDoubleClick(WCoreWindow * sender, void *data, XEvent * event)
2086 {
2087 WMenu *menu = data;
2088 int lower;
2089
2090 if (event->xbutton.state & MOD_MASK) {
2091 if (menu->flags.lowered) {
2092 lower = 0;
2093 } else {
2094 lower = 1;
2095 }
2096 changeMenuLevels(menu, lower);
2097 }
2098 }
2099
2100 static void menuTitleMouseDown(WCoreWindow * sender, void *data, XEvent * event)
2101 {
2102 WMenu *menu = data;
2103 WMenu *tmp;
2104 XEvent ev;
2105 int x = menu->frame_x, y = menu->frame_y;
2106 int dx = event->xbutton.x_root, dy = event->xbutton.y_root;
2107 int i, lower;
2108 Bool started;
2109
2110 /* can't touch the menu copy */
2111 if (menu->flags.brother)
2112 return;
2113
2114 if (event->xbutton.button != Button1 && event->xbutton.button != Button2)
2115 return;
2116
2117 if (event->xbutton.state & MOD_MASK) {
2118 wLowerFrame(menu->frame->core);
2119 lower = 1;
2120 } else {
2121 wRaiseFrame(menu->frame->core);
2122 lower = 0;
2123 }
2124 tmp = menu;
2125
2126 /* lower/raise all submenus */
2127 while (1) {
2128 if (tmp->selected_entry >= 0 && tmp->cascades && tmp->entries[tmp->selected_entry]->cascade >= 0) {
2129 tmp = tmp->cascades[tmp->entries[tmp->selected_entry]->cascade];
2130 if (!tmp || !tmp->flags.mapped)
2131 break;
2132 if (lower)
2133 wLowerFrame(tmp->frame->core);
2134 else
2135 wRaiseFrame(tmp->frame->core);
2136 } else {
2137 break;
2138 }
2139 }
2140
2141 /* tear off the menu if it's a root menu or a cascade
2142 application menu */
2143 if (!menu->flags.buttoned && !menu->flags.brother && (!menu->flags.app_menu || menu->parent != NULL)) {
2144 menu->flags.buttoned = 1;
2145 wFrameWindowShowButton(menu->frame, WFF_RIGHT_BUTTON);
2146 if (menu->parent) {
2147 /* turn off selected menu entry in parent menu */
2148 selectEntry(menu->parent, -1);
2149
2150 /* make parent map the copy in place of the original */
2151 for (i = 0; i < menu->parent->cascade_no; i++) {
2152 if (menu->parent->cascades[i] == menu) {
2153 menu->parent->cascades[i] = menu->brother;
2154 break;
2155 }
2156 }
2157 }
2158 }
2159
2160 started = False;
2161 while (1) {
2162 WMMaskEvent(dpy, ButtonMotionMask | ButtonReleaseMask | ButtonPressMask | ExposureMask, &ev);
2163 switch (ev.type) {
2164 case MotionNotify:
2165 if (started) {
2166 x += ev.xmotion.x_root - dx;
2167 y += ev.xmotion.y_root - dy;
2168 dx = ev.xmotion.x_root;
2169 dy = ev.xmotion.y_root;
2170 wMenuMove(menu, x, y, True);
2171 } else {
2172 if (abs(ev.xmotion.x_root - dx) > MOVE_THRESHOLD
2173 || abs(ev.xmotion.y_root - dy) > MOVE_THRESHOLD) {
2174 started = True;
2175 XGrabPointer(dpy, menu->frame->titlebar->window, False,
2176 ButtonMotionMask | ButtonReleaseMask
2177 | ButtonPressMask,
2178 GrabModeAsync, GrabModeAsync, None,
2179 wCursor[WCUR_MOVE], CurrentTime);
2180 }
2181 }
2182 break;
2183
2184 case ButtonPress:
2185 break;
2186
2187 case ButtonRelease:
2188 if (ev.xbutton.button != event->xbutton.button)
2189 break;
2190 XUngrabPointer(dpy, CurrentTime);
2191 return;
2192
2193 default:
2194 WMHandleEvent(&ev);
2195 break;
2196 }
2197 }
2198 }
2199
2200 /*
2201 *----------------------------------------------------------------------
2202 * menuCloseClick--
2203 * Handles mouse click on the close button of menus. The menu is
2204 * closed when the button is clicked.
2205 *
2206 * Side effects:
2207 * The closed menu is reinserted at it's parent menus
2208 * cascade list.
2209 *----------------------------------------------------------------------
2210 */
2211 static void menuCloseClick(WCoreWindow * sender, void *data, XEvent * event)
2212 {
2213 WMenu *menu = (WMenu *) data;
2214 WMenu *parent = menu->parent;
2215 int i;
2216
2217 if (parent) {
2218 for (i = 0; i < parent->cascade_no; i++) {
2219 /* find the entry that points to the copy */
2220 if (parent->cascades[i] == menu->brother) {
2221 /* make it point to the original */
2222 parent->cascades[i] = menu;
2223 menu->parent = parent;
2224 break;
2225 }
2226 }
2227 }
2228 wMenuUnmap(menu);
2229 }
2230
2231 static void saveMenuInfo(WMPropList * dict, WMenu * menu, WMPropList * key)
2232 {
2233 WMPropList *value, *list;
2234 char buffer[256];
2235
2236 snprintf(buffer, sizeof(buffer), "%i,%i", menu->frame_x, menu->frame_y);
2237 value = WMCreatePLString(buffer);
2238 list = WMCreatePLArray(value, NULL);
2239 if (menu->flags.lowered)
2240 WMAddToPLArray(list, WMCreatePLString("lowered"));
2241 WMPutInPLDictionary(dict, key, list);
2242 WMReleasePropList(value);
2243 WMReleasePropList(list);
2244 }
2245
2246 void wMenuSaveState(WScreen * scr)
2247 {
2248 WMPropList *menus, *key;
2249 int save_menus = 0;
2250
2251 menus = WMCreatePLDictionary(NULL, NULL);
2252
2253 if (scr->switch_menu && scr->switch_menu->flags.buttoned) {
2254 key = WMCreatePLString("SwitchMenu");
2255 saveMenuInfo(menus, scr->switch_menu, key);
2256 WMReleasePropList(key);
2257 save_menus = 1;
2258 }
2259
2260 if (saveMenuRecurs(menus, scr, scr->root_menu))
2261 save_menus = 1;
2262
2263 if (scr->workspace_menu && scr->workspace_menu->flags.buttoned) {
2264 key = WMCreatePLString("WorkspaceMenu");
2265 saveMenuInfo(menus, scr->workspace_menu, key);
2266 WMReleasePropList(key);
2267 save_menus = 1;
2268 }
2269
2270 if (save_menus) {
2271 key = WMCreatePLString("Menus");
2272 WMPutInPLDictionary(scr->session_state, key, menus);
2273 WMReleasePropList(key);
2274 }
2275 WMReleasePropList(menus);
2276 }
2277
2278 static Bool getMenuPath(WMenu * menu, char *buffer, int bufSize)
2279 {
2280 Bool ok = True;
2281 int len = 0;
2282
2283 if (!menu->flags.titled || !menu->frame->title[0])
2284 return False;
2285
2286 len = strlen(menu->frame->title);
2287 if (len >= bufSize)
2288 return False;
2289
2290 if (menu->parent) {
2291 ok = getMenuPath(menu->parent, buffer, bufSize - len - 1);
2292 if (!ok)
2293 return False;
2294 }
2295
2296 strcat(buffer, "\\");
2297 strcat(buffer, menu->frame->title);
2298
2299 return True;
2300 }
2301
2302 static Bool saveMenuRecurs(WMPropList * menus, WScreen * scr, WMenu * menu)
2303 {
2304 WMPropList *key;
2305 int save_menus = 0, i;
2306 char buffer[512];
2307 Bool ok = True;
2308
2309 if (menu->flags.brother)
2310 menu = menu->brother;
2311
2312 if (menu->flags.buttoned && menu != scr->switch_menu) {
2313
2314 buffer[0] = '\0';
2315 ok = getMenuPath(menu, buffer, 510);
2316
2317 if (ok) {
2318 key = WMCreatePLString(buffer);
2319 saveMenuInfo(menus, menu, key);
2320 WMReleasePropList(key);
2321 save_menus = 1;
2322 }
2323 }
2324
2325 if (ok) {
2326 for (i = 0; i < menu->cascade_no; i++) {
2327 if (saveMenuRecurs(menus, scr, menu->cascades[i]))
2328 save_menus = 1;
2329 }
2330 }
2331 return save_menus;
2332 }
2333
2334 #define COMPLAIN(key) wwarning(_("bad value in menus state info: %s"), key)
2335
2336 static Bool getMenuInfo(WMPropList * info, int *x, int *y, Bool * lowered)
2337 {
2338 WMPropList *pos;
2339
2340 *lowered = False;
2341
2342 if (WMIsPLArray(info)) {
2343 WMPropList *flags;
2344 pos = WMGetFromPLArray(info, 0);
2345 flags = WMGetFromPLArray(info, 1);
2346 if (flags != NULL && WMIsPLString(flags) && WMGetFromPLString(flags) != NULL
2347 && strcmp(WMGetFromPLString(flags), "lowered") == 0) {
2348 *lowered = True;
2349 }
2350 } else {
2351 pos = info;
2352 }
2353
2354 if (pos != NULL && WMIsPLString(pos)) {
2355 if (sscanf(WMGetFromPLString(pos), "%i,%i", x, y) != 2)
2356 COMPLAIN("Position");
2357 } else {
2358 COMPLAIN("(position, flags...)");
2359 return False;
2360 }
2361
2362 return True;
2363 }
2364
2365 static int restoreMenu(WScreen * scr, WMPropList * menu, int which)
2366 {
2367 int x, y;
2368 Bool lowered = False;
2369 WMenu *pmenu = NULL;
2370
2371 if (!menu)
2372 return False;
2373
2374 if (!getMenuInfo(menu, &x, &y, &lowered))
2375 return False;
2376
2377 if (which & WSS_SWITCHMENU) {
2378 OpenSwitchMenu(scr, x, y, False);
2379 pmenu = scr->switch_menu;
2380 }
2381
2382 if (pmenu) {
2383 int width = MENUW(pmenu);
2384 int height = MENUH(pmenu);
2385 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
2386
2387 if (lowered) {
2388 changeMenuLevels(pmenu, True);
2389 }
2390
2391 if (x < rect.pos.x - width)
2392 x = rect.pos.x;
2393 if (x > rect.pos.x + rect.size.width)
2394 x = rect.pos.x + rect.size.width - width;
2395 if (y < rect.pos.y)
2396 y = rect.pos.y;
2397 if (y > rect.pos.y + rect.size.height)
2398 y = rect.pos.y + rect.size.height - height;
2399
2400 wMenuMove(pmenu, x, y, True);
2401 pmenu->flags.buttoned = 1;
2402 wFrameWindowShowButton(pmenu->frame, WFF_RIGHT_BUTTON);
2403 return True;
2404 }
2405 return False;
2406 }
2407
2408 static int restoreMenuRecurs(WScreen * scr, WMPropList * menus, WMenu * menu, char *path)
2409 {
2410 WMPropList *key, *entry;
2411 char buffer[512];
2412 int i, x, y, res;
2413 Bool lowered;
2414
2415 if (strlen(path) + strlen(menu->frame->title) > 510)
2416 return False;
2417
2418 snprintf(buffer, sizeof(buffer), "%s\\%s", path, menu->frame->title);
2419 key = WMCreatePLString(buffer);
2420 entry = WMGetFromPLDictionary(menus, key);
2421 res = False;
2422
2423 if (entry && getMenuInfo(entry, &x, &y, &lowered)) {
2424
2425 if (!menu->flags.mapped) {
2426 int width = MENUW(menu);
2427 int height = MENUH(menu);
2428 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
2429
2430 wMenuMapAt(menu, x, y, False);
2431
2432 if (menu->parent) {
2433 /* make parent map the copy in place of the original */
2434 for (i = 0; i < menu->parent->cascade_no; i++) {
2435 if (menu->parent->cascades[i] == menu) {
2436 menu->parent->cascades[i] = menu->brother;
2437 break;
2438 }
2439 }
2440 }
2441 if (lowered) {
2442 changeMenuLevels(menu, True);
2443 }
2444
2445 if (x < rect.pos.x - width)
2446 x = rect.pos.x;
2447 if (x > rect.pos.x + rect.size.width)
2448 x = rect.pos.x + rect.size.width - width;
2449 if (y < rect.pos.y)
2450 y = rect.pos.y;
2451 if (y > rect.pos.y + rect.size.height)
2452 y = rect.pos.y + rect.size.height - height;
2453
2454 wMenuMove(menu, x, y, True);
2455 menu->flags.buttoned = 1;
2456 wFrameWindowShowButton(menu->frame, WFF_RIGHT_BUTTON);
2457 res = True;
2458 }
2459 }
2460
2461 WMReleasePropList(key);
2462
2463 for (i = 0; i < menu->cascade_no; i++) {
2464 if (restoreMenuRecurs(scr, menus, menu->cascades[i], buffer) != False)
2465 res = True;
2466 }
2467
2468 return res;
2469 }
2470
2471 void wMenuRestoreState(WScreen * scr)
2472 {
2473 WMPropList *menus, *menu, *key, *skey;
2474
2475 if (!scr->session_state) {
2476 return;
2477 }
2478
2479 key = WMCreatePLString("Menus");
2480 menus = WMGetFromPLDictionary(scr->session_state, key);
2481 WMReleasePropList(key);
2482
2483 if (!menus)
2484 return;
2485
2486 /* restore menus */
2487
2488 skey = WMCreatePLString("SwitchMenu");
2489 menu = WMGetFromPLDictionary(menus, skey);
2490 WMReleasePropList(skey);
2491 restoreMenu(scr, menu, WSS_SWITCHMENU);
2492
2493 if (!scr->root_menu) {
2494 OpenRootMenu(scr, scr->scr_width * 2, 0, False);
2495 wMenuUnmap(scr->root_menu);
2496 }
2497 restoreMenuRecurs(scr, menus, scr->root_menu, "");
2498 }
2499
2500 void OpenWorkspaceMenu(WScreen * scr, int x, int y)
2501 {
2502 WMenu *menu, *parent;
2503 WMenuEntry *entry;
2504
2505 if (!scr->root_menu) {
2506 OpenRootMenu(scr, scr->scr_width * 2, 0, False);
2507 wMenuUnmap(scr->root_menu);
2508 }
2509
2510 menu = scr->workspace_menu;
2511 if (menu) {
2512 if (menu->flags.mapped) {
2513 if (!menu->flags.buttoned) {
2514 wMenuUnmap(menu);
2515 parent = menu->parent;
2516 if (parent && parent->selected_entry >= 0) {
2517 entry = parent->entries[parent->selected_entry];
2518 if (parent->cascades[entry->cascade] == menu) {
2519 selectEntry(parent, -1);
2520 wMenuMapAt(menu, x, y, False);
2521 }
2522 }
2523 } else {
2524 wRaiseFrame(menu->frame->core);
2525 wMenuMapCopyAt(menu, x, y);
2526 }
2527 } else {
2528 wMenuMapAt(menu, x, y, False);
2529 }
2530 }
2531 }
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