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Fix technical drawing+opaque resize
[wmaker-crm.git] / src / menu.c
blob2d26ee7e4f9995b6b66fa05ff663754fefe766ad
1 /* menu.c- generic menu, used for root menu, application menus etc.
2 *
3 * Window Maker window manager
4 *
5 * Copyright (c) 1997-2003 Alfredo K. Kojima
6 * Copyright (c) 1998-2003 Dan Pascu
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License along
19 * with this program; if not, write to the Free Software Foundation, Inc.,
20 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 */
22
23 #include "wconfig.h"
24
25 #include <X11/Xlib.h>
26 #include <X11/Xutil.h>
27 #include <X11/keysym.h>
28 #include <stdlib.h>
29 #include <string.h>
30 #include <stdio.h>
31 #include <stdint.h>
32 #include <unistd.h>
33 #include <ctype.h>
34
35 #include "WindowMaker.h"
36 #include "wcore.h"
37 #include "framewin.h"
38 #include "menu.h"
39 #include "actions.h"
40 #include "funcs.h"
41 #include "stacking.h"
42 #include "xinerama.h"
43 #include "workspace.h"
44 #include "dialog.h"
45
46 /****** Global Variables ******/
47
48 extern Cursor wCursor[WCUR_LAST];
49
50 extern XContext wWinContext;
51
52 extern WPreferences wPreferences;
53
54 #define MOD_MASK wPreferences.modifier_mask
55
56 #define MENU_SCROLL_STEP menuScrollParameters[(int)wPreferences.menu_scroll_speed].steps
57 #define MENU_SCROLL_DELAY menuScrollParameters[(int)wPreferences.menu_scroll_speed].delay
58
59 #define MENUW(m) ((m)->frame->core->width+2*FRAME_BORDER_WIDTH)
60 #define MENUH(m) ((m)->frame->core->height+2*FRAME_BORDER_WIDTH)
61
62 /***** Local Stuff ******/
63
64 #define WSS_ROOTMENU (1<<0)
65 #define WSS_SWITCHMENU (1<<1)
66 #define WSS_WSMENU (1<<2)
67
68 static struct {
69 int steps;
70 int delay;
71 } menuScrollParameters[5] = {
72 {
73 MENU_SCROLL_STEPS_UF, MENU_SCROLL_DELAY_UF}, {
74 MENU_SCROLL_STEPS_F, MENU_SCROLL_DELAY_F}, {
75 MENU_SCROLL_STEPS_M, MENU_SCROLL_DELAY_M}, {
76 MENU_SCROLL_STEPS_S, MENU_SCROLL_DELAY_S}, {
77 MENU_SCROLL_STEPS_US, MENU_SCROLL_DELAY_US}};
78
79 static void menuMouseDown(WObjDescriptor * desc, XEvent * event);
80 static void menuExpose(WObjDescriptor * desc, XEvent * event);
81 static void menuTitleDoubleClick(WCoreWindow * sender, void *data, XEvent * event);
82 static void menuTitleMouseDown(WCoreWindow * sender, void *data, XEvent * event);
83 static void menuCloseClick(WCoreWindow * sender, void *data, XEvent * event);
84 static void updateTexture(WMenu * menu);
85 static int saveMenuRecurs(WMPropList * menus, WScreen * scr, WMenu * menu);
86 static int restoreMenuRecurs(WScreen * scr, WMPropList * menus, WMenu * menu, char *path);
87 static void selectEntry(WMenu * menu, int entry_no);
88 static void closeCascade(WMenu * menu);
89
90 /****** Notification Observers ******/
91
92 static void appearanceObserver(void *self, WMNotification * notif)
93 {
94 WMenu *menu = (WMenu *) self;
95 uintptr_t flags = (uintptr_t)WMGetNotificationClientData(notif);
96
97 if (!menu->flags.realized)
98 return;
99
100 if (WMGetNotificationName(notif) == WNMenuAppearanceSettingsChanged) {
101 if (flags & WFontSettings) {
102 menu->flags.realized = 0;
103 wMenuRealize(menu);
104 }
105 if (flags & WTextureSettings) {
106 if (!menu->flags.brother)
107 updateTexture(menu);
108 }
109 if (flags & (WTextureSettings | WColorSettings)) {
110 wMenuPaint(menu);
111 }
112 } else if (menu->flags.titled) {
113
114 if (flags & WFontSettings) {
115 menu->flags.realized = 0;
116 wMenuRealize(menu);
117 }
118 if (flags & WTextureSettings) {
119 menu->frame->flags.need_texture_remake = 1;
120 }
121 if (flags & (WColorSettings | WTextureSettings)) {
122 wFrameWindowPaint(menu->frame);
123 }
124 }
125 }
126
127 /************************************/
128
129 /*
130 *----------------------------------------------------------------------
131 * wMenuCreate--
132 * Creates a new empty menu with the specified title. If main_menu
133 * is True, the created menu will be a main menu, which has some special
134 * properties such as being placed over other normal menus.
135 * If title is NULL, the menu will have no titlebar.
136 *
137 * Returns:
138 * The created menu.
139 *----------------------------------------------------------------------
140 */
141 WMenu *wMenuCreate(WScreen * screen, char *title, int main_menu)
142 {
143 WMenu *menu;
144 static int brother = 0;
145 int tmp, flags;
146
147 menu = wmalloc(sizeof(WMenu));
148
149 memset(menu, 0, sizeof(WMenu));
150
151 #ifdef SINGLE_MENULEVEL
152 tmp = WMSubmenuLevel;
153 #else
154 tmp = (main_menu ? WMMainMenuLevel : WMSubmenuLevel);
155 #endif
156
157 flags = WFF_SINGLE_STATE | WFF_BORDER;
158 if (title) {
159 flags |= WFF_TITLEBAR | WFF_RIGHT_BUTTON;
160 menu->flags.titled = 1;
161 }
162 menu->frame =
163 wFrameWindowCreate(screen, tmp, 8, 2, 1, 1, &wPreferences.menu_title_clearance,
164 &wPreferences.menu_title_min_height,
165 &wPreferences.menu_title_max_height,
166 flags,
167 screen->menu_title_texture, NULL,
168 screen->menu_title_color, &screen->menu_title_font);
169
170 menu->frame->core->descriptor.parent = menu;
171 menu->frame->core->descriptor.parent_type = WCLASS_MENU;
172 menu->frame->core->descriptor.handle_mousedown = menuMouseDown;
173
174 wFrameWindowHideButton(menu->frame, WFF_RIGHT_BUTTON);
175
176 if (title) {
177 menu->frame->title = wstrdup(title);
178 }
179
180 menu->frame->flags.justification = WTJ_LEFT;
181
182 menu->frame->rbutton_image = screen->b_pixmaps[WBUT_CLOSE];
183
184 menu->entry_no = 0;
185 menu->alloced_entries = 0;
186 menu->selected_entry = -1;
187 menu->entries = NULL;
188
189 menu->frame_x = screen->app_menu_x;
190 menu->frame_y = screen->app_menu_y;
191
192 menu->frame->child = menu;
193
194 menu->flags.lowered = 0;
195
196 /* create borders */
197 if (title) {
198 /* setup object descriptors */
199 menu->frame->on_mousedown_titlebar = menuTitleMouseDown;
200 menu->frame->on_dblclick_titlebar = menuTitleDoubleClick;
201 }
202
203 menu->frame->on_click_right = menuCloseClick;
204
205 menu->menu = wCoreCreate(menu->frame->core, 0, menu->frame->top_width, menu->frame->core->width, 10);
206
207 menu->menu->descriptor.parent = menu;
208 menu->menu->descriptor.parent_type = WCLASS_MENU;
209 menu->menu->descriptor.handle_expose = menuExpose;
210 menu->menu->descriptor.handle_mousedown = menuMouseDown;
211
212 menu->menu_texture_data = None;
213
214 XMapWindow(dpy, menu->menu->window);
215
216 XFlush(dpy);
217
218 if (!brother) {
219 brother = 1;
220 menu->brother = wMenuCreate(screen, title, main_menu);
221 brother = 0;
222 menu->brother->flags.brother = 1;
223 menu->brother->brother = menu;
224 }
225 WMAddNotificationObserver(appearanceObserver, menu, WNMenuAppearanceSettingsChanged, menu);
226
227 WMAddNotificationObserver(appearanceObserver, menu, WNMenuTitleAppearanceSettingsChanged, menu);
228
229 return menu;
230 }
231
232 WMenu *wMenuCreateForApp(WScreen * screen, char *title, int main_menu)
233 {
234 WMenu *menu;
235
236 menu = wMenuCreate(screen, title, main_menu);
237 if (!menu)
238 return NULL;
239 menu->flags.app_menu = 1;
240 menu->brother->flags.app_menu = 1;
241
242 return menu;
243 }
244
245 static void insertEntry(WMenu * menu, WMenuEntry * entry, int index)
246 {
247 int i;
248
249 for (i = menu->entry_no - 1; i >= index; i--) {
250 menu->entries[i]->order++;
251 menu->entries[i + 1] = menu->entries[i];
252 }
253 menu->entries[index] = entry;
254 }
255
256 WMenuEntry *wMenuInsertCallback(WMenu * menu, int index, char *text,
257 void (*callback) (WMenu * menu, WMenuEntry * entry), void *clientdata)
258 {
259 WMenuEntry *entry;
260
261 menu->flags.realized = 0;
262 menu->brother->flags.realized = 0;
263
264 /* reallocate array if it's too small */
265 if (menu->entry_no >= menu->alloced_entries) {
266 void *tmp;
267
268 tmp = wrealloc(menu->entries, sizeof(WMenuEntry) * (menu->alloced_entries + 5));
269
270 menu->entries = tmp;
271 menu->alloced_entries += 5;
272
273 menu->brother->entries = tmp;
274 menu->brother->alloced_entries = menu->alloced_entries;
275 }
276 entry = wmalloc(sizeof(WMenuEntry));
277 memset(entry, 0, sizeof(WMenuEntry));
278 entry->flags.enabled = 1;
279 entry->text = wstrdup(text);
280 entry->cascade = -1;
281 entry->clientdata = clientdata;
282 entry->callback = callback;
283 if (index < 0 || index >= menu->entry_no) {
284 entry->order = menu->entry_no;
285 menu->entries[menu->entry_no] = entry;
286 } else {
287 entry->order = index;
288 insertEntry(menu, entry, index);
289 }
290
291 menu->entry_no++;
292 menu->brother->entry_no = menu->entry_no;
293
294 return entry;
295 }
296
297 void wMenuEntrySetCascade(WMenu * menu, WMenuEntry * entry, WMenu * cascade)
298 {
299 WMenu *brother = menu->brother;
300 int i, done;
301
302 assert(menu->flags.brother == 0);
303
304 if (entry->cascade >= 0) {
305 menu->flags.realized = 0;
306 brother->flags.realized = 0;
307 }
308
309 cascade->parent = menu;
310
311 cascade->brother->parent = brother;
312
313 done = 0;
314 for (i = 0; i < menu->cascade_no; i++) {
315 if (menu->cascades[i] == NULL) {
316 menu->cascades[i] = cascade;
317 brother->cascades[i] = cascade->brother;
318 done = 1;
319 entry->cascade = i;
320 break;
321 }
322 }
323 if (!done) {
324 entry->cascade = menu->cascade_no;
325
326 menu->cascades = wrealloc(menu->cascades, sizeof(WMenu) * (menu->cascade_no + 1));
327 menu->cascades[menu->cascade_no++] = cascade;
328
329 brother->cascades = wrealloc(brother->cascades, sizeof(WMenu) * (brother->cascade_no + 1));
330 brother->cascades[brother->cascade_no++] = cascade->brother;
331 }
332
333 if (menu->flags.lowered) {
334
335 cascade->flags.lowered = 1;
336 ChangeStackingLevel(cascade->frame->core, WMNormalLevel);
337
338 cascade->brother->flags.lowered = 1;
339 ChangeStackingLevel(cascade->brother->frame->core, WMNormalLevel);
340 }
341
342 if (!menu->flags.realized)
343 wMenuRealize(menu);
344 }
345
346 void wMenuEntryRemoveCascade(WMenu * menu, WMenuEntry * entry)
347 {
348 assert(menu->flags.brother == 0);
349
350 /* destroy cascade menu */
351 if (entry->cascade >= 0 && menu->cascades && menu->cascades[entry->cascade] != NULL) {
352
353 wMenuDestroy(menu->cascades[entry->cascade], True);
354
355 menu->cascades[entry->cascade] = NULL;
356 menu->brother->cascades[entry->cascade] = NULL;
357
358 entry->cascade = -1;
359 }
360 }
361
362 void wMenuRemoveItem(WMenu * menu, int index)
363 {
364 int i;
365
366 if (menu->flags.brother) {
367 wMenuRemoveItem(menu->brother, index);
368 return;
369 }
370
371 if (index >= menu->entry_no)
372 return;
373
374 /* destroy cascade menu */
375 wMenuEntryRemoveCascade(menu, menu->entries[index]);
376
377 /* destroy unshared data */
378
379 if (menu->entries[index]->text)
380 wfree(menu->entries[index]->text);
381
382 if (menu->entries[index]->rtext)
383 wfree(menu->entries[index]->rtext);
384
385 if (menu->entries[index]->free_cdata && menu->entries[index]->clientdata)
386 (*menu->entries[index]->free_cdata) (menu->entries[index]->clientdata);
387
388 wfree(menu->entries[index]);
389
390 for (i = index; i < menu->entry_no - 1; i++) {
391 menu->entries[i + 1]->order--;
392 menu->entries[i] = menu->entries[i + 1];
393 }
394 menu->entry_no--;
395 menu->brother->entry_no--;
396 }
397
398 static Pixmap renderTexture(WMenu * menu)
399 {
400 RImage *img;
401 Pixmap pix;
402 int i;
403 RColor light;
404 RColor dark;
405 RColor mid;
406 WScreen *scr = menu->menu->screen_ptr;
407 WTexture *texture = scr->menu_item_texture;
408
409 if (wPreferences.menu_style == MS_NORMAL) {
410 img = wTextureRenderImage(texture, menu->menu->width, menu->entry_height, WREL_MENUENTRY);
411 } else {
412 img = wTextureRenderImage(texture, menu->menu->width, menu->menu->height + 1, WREL_MENUENTRY);
413 }
414 if (!img) {
415 wwarning(_("could not render texture: %s"), RMessageForError(RErrorCode));
416
417 return None;
418 }
419
420 if (wPreferences.menu_style == MS_SINGLE_TEXTURE) {
421 light.alpha = 0;
422 light.red = light.green = light.blue = 80;
423
424 dark.alpha = 255;
425 dark.red = dark.green = dark.blue = 0;
426
427 mid.alpha = 0;
428 mid.red = mid.green = mid.blue = 40;
429
430 for (i = 1; i < menu->entry_no; i++) {
431 ROperateLine(img, RSubtractOperation, 0, i * menu->entry_height - 2,
432 menu->menu->width - 1, i * menu->entry_height - 2, &mid);
433
434 RDrawLine(img, 0, i * menu->entry_height - 1,
435 menu->menu->width - 1, i * menu->entry_height - 1, &dark);
436
437 ROperateLine(img, RAddOperation, 0, i * menu->entry_height,
438 menu->menu->width - 1, i * menu->entry_height, &light);
439 }
440 }
441 if (!RConvertImage(scr->rcontext, img, &pix)) {
442 wwarning(_("error rendering image:%s"), RMessageForError(RErrorCode));
443 }
444 RReleaseImage(img);
445
446 return pix;
447 }
448
449 static void updateTexture(WMenu * menu)
450 {
451 WScreen *scr = menu->menu->screen_ptr;
452
453 /* setup background texture */
454 if (scr->menu_item_texture->any.type != WTEX_SOLID) {
455 if (!menu->flags.brother) {
456 FREE_PIXMAP(menu->menu_texture_data);
457
458 menu->menu_texture_data = renderTexture(menu);
459
460 XSetWindowBackgroundPixmap(dpy, menu->menu->window, menu->menu_texture_data);
461 XClearWindow(dpy, menu->menu->window);
462
463 XSetWindowBackgroundPixmap(dpy, menu->brother->menu->window, menu->menu_texture_data);
464 XClearWindow(dpy, menu->brother->menu->window);
465 }
466 } else {
467 XSetWindowBackground(dpy, menu->menu->window, scr->menu_item_texture->any.color.pixel);
468 XClearWindow(dpy, menu->menu->window);
469 }
470 }
471
472 void wMenuRealize(WMenu * menu)
473 {
474 int i;
475 int width, rwidth, mrwidth, mwidth;
476 int theight, twidth, eheight;
477 WScreen *scr = menu->frame->screen_ptr;
478 static int brother_done = 0;
479 int flags;
480
481 if (!brother_done) {
482 brother_done = 1;
483 wMenuRealize(menu->brother);
484 brother_done = 0;
485 }
486
487 flags = WFF_SINGLE_STATE | WFF_BORDER;
488 if (menu->flags.titled)
489 flags |= WFF_TITLEBAR | WFF_RIGHT_BUTTON;
490
491 wFrameWindowUpdateBorders(menu->frame, flags);
492
493 if (menu->flags.titled) {
494 twidth = WMWidthOfString(scr->menu_title_font, menu->frame->title, strlen(menu->frame->title));
495 theight = menu->frame->top_width;
496 twidth += theight + (wPreferences.new_style == TS_NEW ? 16 : 8);
497 } else {
498 twidth = 0;
499 theight = 0;
500 }
501 eheight = WMFontHeight(scr->menu_entry_font) + 6 + wPreferences.menu_text_clearance * 2;
502 menu->entry_height = eheight;
503 mrwidth = 0;
504 mwidth = 0;
505 for (i = 0; i < menu->entry_no; i++) {
506 char *text;
507
508 /* search widest text */
509 text = menu->entries[i]->text;
510 width = WMWidthOfString(scr->menu_entry_font, text, strlen(text)) + 10;
511
512 if (menu->entries[i]->flags.indicator) {
513 width += MENU_INDICATOR_SPACE;
514 }
515
516 if (width > mwidth)
517 mwidth = width;
518
519 /* search widest text on right */
520 text = menu->entries[i]->rtext;
521 if (text)
522 rwidth = WMWidthOfString(scr->menu_entry_font, text, strlen(text))
523 + 10;
524 else if (menu->entries[i]->cascade >= 0)
525 rwidth = 16;
526 else
527 rwidth = 4;
528
529 if (rwidth > mrwidth)
530 mrwidth = rwidth;
531 }
532 mwidth += mrwidth;
533
534 if (mwidth < twidth)
535 mwidth = twidth;
536
537 wCoreConfigure(menu->menu, 0, theight, mwidth, menu->entry_no * eheight - 1);
538
539 wFrameWindowResize(menu->frame, mwidth, menu->entry_no * eheight - 1
540 + menu->frame->top_width + menu->frame->bottom_width);
541
542 updateTexture(menu);
543
544 menu->flags.realized = 1;
545
546 if (menu->flags.mapped)
547 wMenuPaint(menu);
548 if (menu->brother->flags.mapped)
549 wMenuPaint(menu->brother);
550 }
551
552 void wMenuDestroy(WMenu * menu, int recurse)
553 {
554 int i;
555
556 WMRemoveNotificationObserver(menu);
557
558 /* remove any pending timers */
559 if (menu->timer)
560 WMDeleteTimerHandler(menu->timer);
561 menu->timer = NULL;
562
563 /* call destroy handler */
564 if (menu->on_destroy)
565 (*menu->on_destroy) (menu);
566
567 /* Destroy items if this menu own them. If this is the "brother" menu,
568 * leave them alone as it is shared by them.
569 */
570 if (!menu->flags.brother) {
571 for (i = 0; i < menu->entry_no; i++) {
572
573 wfree(menu->entries[i]->text);
574
575 if (menu->entries[i]->rtext)
576 wfree(menu->entries[i]->rtext);
577 #ifdef USER_MENU
578
579 if (menu->entries[i]->instances) {
580 WMReleasePropList(menu->entries[i]->instances);
581 }
582 #endif /* USER_MENU */
583
584 if (menu->entries[i]->free_cdata && menu->entries[i]->clientdata) {
585 (*menu->entries[i]->free_cdata) (menu->entries[i]->clientdata);
586 }
587 wfree(menu->entries[i]);
588 }
589
590 if (recurse) {
591 for (i = 0; i < menu->cascade_no; i++) {
592 if (menu->cascades[i]) {
593 if (menu->cascades[i]->flags.brother)
594 wMenuDestroy(menu->cascades[i]->brother, recurse);
595 else
596 wMenuDestroy(menu->cascades[i], recurse);
597 }
598 }
599 }
600
601 if (menu->entries)
602 wfree(menu->entries);
603
604 }
605
606 FREE_PIXMAP(menu->menu_texture_data);
607
608 if (menu->cascades)
609 wfree(menu->cascades);
610
611 wCoreDestroy(menu->menu);
612 wFrameWindowDestroy(menu->frame);
613
614 /* destroy copy of this menu */
615 if (!menu->flags.brother && menu->brother)
616 wMenuDestroy(menu->brother, False);
617
618 wfree(menu);
619 }
620
621 #define F_NORMAL 0
622 #define F_TOP 1
623 #define F_BOTTOM 2
624 #define F_NONE 3
625
626 static void drawFrame(WScreen * scr, Drawable win, int y, int w, int h, int type)
627 {
628 XSegment segs[2];
629 int i;
630
631 i = 0;
632 segs[i].x1 = segs[i].x2 = w - 1;
633 segs[i].y1 = y;
634 segs[i].y2 = y + h - 1;
635 i++;
636 if (type != F_TOP && type != F_NONE) {
637 segs[i].x1 = 1;
638 segs[i].y1 = segs[i].y2 = y + h - 2;
639 segs[i].x2 = w - 1;
640 i++;
641 }
642 XDrawSegments(dpy, win, scr->menu_item_auxtexture->dim_gc, segs, i);
643
644 i = 0;
645 segs[i].x1 = 0;
646 segs[i].y1 = y;
647 segs[i].x2 = 0;
648 segs[i].y2 = y + h - 1;
649 i++;
650 if (type != F_BOTTOM && type != F_NONE) {
651 segs[i].x1 = 0;
652 segs[i].y1 = y;
653 segs[i].x2 = w - 1;
654 segs[i].y2 = y;
655 i++;
656 }
657 XDrawSegments(dpy, win, scr->menu_item_auxtexture->light_gc, segs, i);
658
659 if (type != F_TOP && type != F_NONE)
660 XDrawLine(dpy, win, scr->menu_item_auxtexture->dark_gc, 0, y + h - 1, w - 1, y + h - 1);
661 }
662
663 static void paintEntry(WMenu * menu, int index, int selected)
664 {
665 WScreen *scr = menu->frame->screen_ptr;
666 Window win = menu->menu->window;
667 WMenuEntry *entry = menu->entries[index];
668 GC light, dim, dark;
669 WMColor *color;
670 int x, y, w, h, tw;
671 int type;
672
673 if (!menu->flags.realized)
674 return;
675 h = menu->entry_height;
676 w = menu->menu->width;
677 y = index * h;
678
679 light = scr->menu_item_auxtexture->light_gc;
680 dim = scr->menu_item_auxtexture->dim_gc;
681 dark = scr->menu_item_auxtexture->dark_gc;
682
683 if (wPreferences.menu_style == MS_FLAT && menu->entry_no > 1) {
684 if (index == 0)
685 type = F_TOP;
686 else if (index == menu->entry_no - 1)
687 type = F_BOTTOM;
688 else
689 type = F_NONE;
690 } else {
691 type = F_NORMAL;
692 }
693
694 /* paint background */
695 if (selected) {
696 XFillRectangle(dpy, win, WMColorGC(scr->select_color), 1, y + 1, w - 2, h - 3);
697 if (scr->menu_item_texture->any.type == WTEX_SOLID)
698 drawFrame(scr, win, y, w, h, type);
699 } else {
700 if (scr->menu_item_texture->any.type == WTEX_SOLID) {
701 XClearArea(dpy, win, 0, y + 1, w - 1, h - 3, False);
702 /* draw the frame */
703 drawFrame(scr, win, y, w, h, type);
704 } else {
705 XClearArea(dpy, win, 0, y, w, h, False);
706 }
707 }
708
709 if (selected) {
710 if (entry->flags.enabled)
711 color = scr->select_text_color;
712 else
713 color = scr->dtext_color;
714 } else if (!entry->flags.enabled) {
715 color = scr->dtext_color;
716 } else {
717 color = scr->mtext_color;
718 }
719 /* draw text */
720 x = 5;
721 if (entry->flags.indicator)
722 x += MENU_INDICATOR_SPACE + 2;
723
724 WMDrawString(scr->wmscreen, win, color, scr->menu_entry_font,
725 x, 3 + y + wPreferences.menu_text_clearance, entry->text, strlen(entry->text));
726
727 if (entry->cascade >= 0) {
728 /* draw the cascade indicator */
729 XDrawLine(dpy, win, dim, w - 11, y + 6, w - 6, y + h / 2 - 1);
730 XDrawLine(dpy, win, light, w - 11, y + h - 8, w - 6, y + h / 2 - 1);
731 XDrawLine(dpy, win, dark, w - 12, y + 6, w - 12, y + h - 8);
732 }
733
734 /* draw indicator */
735 if (entry->flags.indicator && entry->flags.indicator_on) {
736 int iw, ih;
737 WPixmap *indicator;
738
739 switch (entry->flags.indicator_type) {
740 case MI_CHECK:
741 indicator = scr->menu_check_indicator;
742 break;
743 case MI_MINIWINDOW:
744 indicator = scr->menu_mini_indicator;
745 break;
746 case MI_HIDDEN:
747 indicator = scr->menu_hide_indicator;
748 break;
749 case MI_SHADED:
750 indicator = scr->menu_shade_indicator;
751 break;
752 case MI_DIAMOND:
753 default:
754 indicator = scr->menu_radio_indicator;
755 break;
756 }
757
758 iw = indicator->width;
759 ih = indicator->height;
760 XSetClipMask(dpy, scr->copy_gc, indicator->mask);
761 XSetClipOrigin(dpy, scr->copy_gc, 5, y + (h - ih) / 2);
762 if (selected) {
763 if (entry->flags.enabled) {
764 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->select_text_color));
765 } else {
766 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->dtext_color));
767 }
768 } else {
769 if (entry->flags.enabled) {
770 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->mtext_color));
771 } else {
772 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->dtext_color));
773 }
774 }
775 XFillRectangle(dpy, win, scr->copy_gc, 5, y + (h - ih) / 2, iw, ih);
776 /*
777 XCopyArea(dpy, indicator->image, win, scr->copy_gc, 0, 0,
778 iw, ih, 5, y+(h-ih)/2);
779 */
780 XSetClipOrigin(dpy, scr->copy_gc, 0, 0);
781 }
782
783 /* draw right text */
784
785 if (entry->rtext && entry->cascade < 0) {
786 tw = WMWidthOfString(scr->menu_entry_font, entry->rtext, strlen(entry->rtext));
787
788 WMDrawString(scr->wmscreen, win, color, scr->menu_entry_font, w - 6 - tw,
789 y + 3 + wPreferences.menu_text_clearance, entry->rtext, strlen(entry->rtext));
790 }
791 }
792
793 static void move_menus(WMenu * menu, int x, int y)
794 {
795 while (menu->parent) {
796 menu = menu->parent;
797 x -= MENUW(menu);
798 if (!wPreferences.align_menus && menu->selected_entry >= 0) {
799 y -= menu->selected_entry * menu->entry_height;
800 }
801 }
802 wMenuMove(menu, x, y, True);
803 }
804
805 static void makeVisible(WMenu * menu)
806 {
807 WScreen *scr = menu->frame->screen_ptr;
808 int x1, y1, x2, y2, new_x, new_y;
809 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
810
811 if (menu->entry_no < 0)
812 return;
813
814 x1 = menu->frame_x;
815 y1 = menu->frame_y + menu->frame->top_width + menu->selected_entry * menu->entry_height;
816 x2 = x1 + MENUW(menu);
817 y2 = y1 + menu->entry_height;
818
819 new_x = x1;
820 new_y = y1;
821
822 if (x1 < rect.pos.x) {
823 new_x = rect.pos.x;
824 } else if (x2 >= rect.pos.x + rect.size.width) {
825 new_x = rect.pos.x + rect.size.width - MENUW(menu) - 1;
826 }
827
828 if (y1 < rect.pos.y) {
829 new_y = rect.pos.y;
830 } else if (y2 >= rect.pos.y + rect.size.height) {
831 new_y = rect.pos.y + rect.size.height - menu->entry_height - 1;
832 }
833
834 new_y = new_y - menu->frame->top_width - menu->selected_entry * menu->entry_height;
835 move_menus(menu, new_x, new_y);
836 }
837
838 static int check_key(WMenu * menu, XKeyEvent * event)
839 {
840 int i, ch, s;
841 char buffer[32];
842
843 if (XLookupString(event, buffer, 32, NULL, NULL) < 1)
844 return -1;
845
846 ch = toupper(buffer[0]);
847
848 s = (menu->selected_entry >= 0 ? menu->selected_entry + 1 : 0);
849
850 again:
851 for (i = s; i < menu->entry_no; i++) {
852 if (ch == toupper(menu->entries[i]->text[0])) {
853 return i;
854 }
855 }
856 /* no match. Retry from start, if previous started from a selected entry */
857 if (s != 0) {
858 s = 0;
859 goto again;
860 }
861 return -1;
862 }
863
864 static int keyboardMenu(WMenu * menu)
865 {
866 XEvent event;
867 KeySym ksym = NoSymbol;
868 int done = 0;
869 int index;
870 WMenuEntry *entry;
871 int old_pos_x = menu->frame_x;
872 int old_pos_y = menu->frame_y;
873 int new_x = old_pos_x, new_y = old_pos_y;
874 WMRect rect = wGetRectForHead(menu->frame->screen_ptr,
875 wGetHeadForPointerLocation(menu->frame->screen_ptr));
876
877 if (menu->flags.editing)
878 return False;
879
880 XGrabKeyboard(dpy, menu->frame->core->window, True, GrabModeAsync, GrabModeAsync, CurrentTime);
881
882 if (menu->frame_y + menu->frame->top_width >= rect.pos.y + rect.size.height)
883 new_y = rect.pos.y + rect.size.height - menu->frame->top_width;
884
885 if (menu->frame_x + MENUW(menu) >= rect.pos.x + rect.size.width)
886 new_x = rect.pos.x + rect.size.width - MENUW(menu) - 1;
887
888 move_menus(menu, new_x, new_y);
889
890 while (!done && menu->flags.mapped) {
891 XAllowEvents(dpy, AsyncKeyboard, CurrentTime);
892 WMMaskEvent(dpy, ExposureMask | ButtonMotionMask | ButtonPressMask
893 | ButtonReleaseMask | KeyPressMask | KeyReleaseMask | SubstructureNotifyMask, &event);
894
895 switch (event.type) {
896 case KeyPress:
897 ksym = XLookupKeysym(&event.xkey, 0);
898 if (wPreferences.vi_key_menus) {
899 switch (ksym) {
900 case XK_h:
901 ksym = XK_Left;
902 break;
903
904 case XK_j:
905 ksym = XK_Down;
906 break;
907
908 case XK_k:
909 ksym = XK_Up;
910 break;
911
912 case XK_l:
913 ksym = XK_Right;
914 break;
915
916 }
917 }
918 switch (ksym) {
919 case XK_Escape:
920 done = 1;
921 break;
922
923 case XK_Home:
924 #ifdef XK_KP_Home
925 case XK_KP_Home:
926 #endif
927 selectEntry(menu, 0);
928 makeVisible(menu);
929 break;
930
931 case XK_End:
932 #ifdef XK_KP_End
933 case XK_KP_End:
934 #endif
935 selectEntry(menu, menu->entry_no - 1);
936 makeVisible(menu);
937 break;
938
939 case XK_Up:
940 #ifdef XK_KP_Up
941 case XK_KP_Up:
942 #endif
943 if (menu->selected_entry <= 0)
944 selectEntry(menu, menu->entry_no - 1);
945 else
946 selectEntry(menu, menu->selected_entry - 1);
947 makeVisible(menu);
948 break;
949
950 case XK_Down:
951 #ifdef XK_KP_Down
952 case XK_KP_Down:
953 #endif
954 if (menu->selected_entry < 0)
955 selectEntry(menu, 0);
956 else if (menu->selected_entry == menu->entry_no - 1)
957 selectEntry(menu, 0);
958 else if (menu->selected_entry < menu->entry_no - 1)
959 selectEntry(menu, menu->selected_entry + 1);
960 makeVisible(menu);
961 break;
962
963 case XK_Right:
964 #ifdef XK_KP_Right
965 case XK_KP_Right:
966 #endif
967 if (menu->selected_entry >= 0) {
968 WMenuEntry *entry;
969 entry = menu->entries[menu->selected_entry];
970
971 if (entry->cascade >= 0 && menu->cascades
972 && menu->cascades[entry->cascade]->entry_no > 0) {
973
974 XUngrabKeyboard(dpy, CurrentTime);
975
976 selectEntry(menu->cascades[entry->cascade], 0);
977 if (!keyboardMenu(menu->cascades[entry->cascade]))
978 done = 1;
979
980 XGrabKeyboard(dpy, menu->frame->core->window, True,
981 GrabModeAsync, GrabModeAsync, CurrentTime);
982 }
983 }
984 break;
985
986 case XK_Left:
987 #ifdef XK_KP_Left
988 case XK_KP_Left:
989 #endif
990 if (menu->parent != NULL && menu->parent->selected_entry >= 0) {
991 selectEntry(menu, -1);
992 move_menus(menu, old_pos_x, old_pos_y);
993 return True;
994 }
995 break;
996
997 case XK_Return:
998 #ifdef XK_KP_Enter
999 case XK_KP_Enter:
1000 #endif
1001 done = 2;
1002 break;
1003
1004 default:
1005 index = check_key(menu, &event.xkey);
1006 if (index >= 0) {
1007 selectEntry(menu, index);
1008 }
1009 }
1010 break;
1011
1012 default:
1013 if (event.type == ButtonPress)
1014 done = 1;
1015
1016 WMHandleEvent(&event);
1017 }
1018 }
1019
1020 XUngrabKeyboard(dpy, CurrentTime);
1021
1022 if (done == 2 && menu->selected_entry >= 0) {
1023 entry = menu->entries[menu->selected_entry];
1024 } else {
1025 entry = NULL;
1026 }
1027
1028 if (entry && entry->callback != NULL && entry->flags.enabled && entry->cascade < 0) {
1029 #if (MENU_BLINK_COUNT > 0)
1030 int sel = menu->selected_entry;
1031 int i;
1032
1033 for (i = 0; i < MENU_BLINK_COUNT; i++) {
1034 paintEntry(menu, sel, False);
1035 XSync(dpy, 0);
1036 wusleep(MENU_BLINK_DELAY);
1037 paintEntry(menu, sel, True);
1038 XSync(dpy, 0);
1039 wusleep(MENU_BLINK_DELAY);
1040 }
1041 #endif
1042 selectEntry(menu, -1);
1043
1044 if (!menu->flags.buttoned) {
1045 wMenuUnmap(menu);
1046 move_menus(menu, old_pos_x, old_pos_y);
1047 }
1048 closeCascade(menu);
1049
1050 (*entry->callback) (menu, entry);
1051 } else {
1052 if (!menu->flags.buttoned) {
1053 wMenuUnmap(menu);
1054 move_menus(menu, old_pos_x, old_pos_y);
1055 }
1056 selectEntry(menu, -1);
1057 }
1058
1059 /* returns True if returning from a submenu to a parent menu,
1060 * False if exiting from menu */
1061 return False;
1062 }
1063
1064 void wMenuMapAt(WMenu * menu, int x, int y, int keyboard)
1065 {
1066 WMRect rect = wGetRectForHead(menu->frame->screen_ptr,
1067 wGetHeadForPointerLocation(menu->frame->screen_ptr));
1068
1069 if (!menu->flags.realized) {
1070 menu->flags.realized = 1;
1071 wMenuRealize(menu);
1072 }
1073 if (!menu->flags.mapped) {
1074 if (wPreferences.wrap_menus) {
1075 if (x < rect.pos.x)
1076 x = rect.pos.x;
1077 if (y < rect.pos.y)
1078 y = rect.pos.y;
1079 if (x + MENUW(menu) > rect.pos.x + rect.size.width)
1080 x = rect.pos.x + rect.size.width - MENUW(menu);
1081 if (y + MENUH(menu) > rect.pos.y + rect.size.height)
1082 y = rect.pos.y + rect.size.height - MENUH(menu);
1083 }
1084
1085 XMoveWindow(dpy, menu->frame->core->window, x, y);
1086 menu->frame_x = x;
1087 menu->frame_y = y;
1088 XMapWindow(dpy, menu->frame->core->window);
1089 wRaiseFrame(menu->frame->core);
1090 menu->flags.mapped = 1;
1091 } else {
1092 selectEntry(menu, 0);
1093 }
1094
1095 if (keyboard)
1096 keyboardMenu(menu);
1097 }
1098
1099 void wMenuMap(WMenu * menu)
1100 {
1101 if (!menu->flags.realized) {
1102 menu->flags.realized = 1;
1103 wMenuRealize(menu);
1104 }
1105 if (menu->flags.app_menu && menu->parent == NULL) {
1106 menu->frame_x = menu->frame->screen_ptr->app_menu_x;
1107 menu->frame_y = menu->frame->screen_ptr->app_menu_y;
1108 XMoveWindow(dpy, menu->frame->core->window, menu->frame_x, menu->frame_y);
1109 }
1110 XMapWindow(dpy, menu->frame->core->window);
1111 wRaiseFrame(menu->frame->core);
1112 menu->flags.mapped = 1;
1113 }
1114
1115 void wMenuUnmap(WMenu * menu)
1116 {
1117 int i;
1118
1119 XUnmapWindow(dpy, menu->frame->core->window);
1120 if (menu->flags.titled && menu->flags.buttoned) {
1121 wFrameWindowHideButton(menu->frame, WFF_RIGHT_BUTTON);
1122 }
1123 menu->flags.buttoned = 0;
1124 menu->flags.mapped = 0;
1125 menu->flags.open_to_left = 0;
1126
1127 for (i = 0; i < menu->cascade_no; i++) {
1128 if (menu->cascades[i] != NULL
1129 && menu->cascades[i]->flags.mapped && !menu->cascades[i]->flags.buttoned) {
1130
1131 wMenuUnmap(menu->cascades[i]);
1132 }
1133 }
1134 menu->selected_entry = -1;
1135 }
1136
1137 void wMenuPaint(WMenu * menu)
1138 {
1139 int i;
1140
1141 if (!menu->flags.mapped) {
1142 return;
1143 }
1144
1145 /* paint entries */
1146 for (i = 0; i < menu->entry_no; i++) {
1147 paintEntry(menu, i, i == menu->selected_entry);
1148 }
1149 }
1150
1151 void wMenuSetEnabled(WMenu * menu, int index, int enable)
1152 {
1153 if (index >= menu->entry_no)
1154 return;
1155 menu->entries[index]->flags.enabled = enable;
1156 paintEntry(menu, index, index == menu->selected_entry);
1157 paintEntry(menu->brother, index, index == menu->selected_entry);
1158 }
1159
1160
1161 static void selectEntry(WMenu * menu, int entry_no)
1162 {
1163 WMenuEntry *entry;
1164 WMenu *submenu;
1165 int old_entry;
1166
1167 if (menu->entries == NULL)
1168 return;
1169
1170 if (entry_no >= menu->entry_no)
1171 return;
1172
1173 old_entry = menu->selected_entry;
1174 menu->selected_entry = entry_no;
1175
1176 if (old_entry != entry_no) {
1177
1178 /* unselect previous entry */
1179 if (old_entry >= 0) {
1180 paintEntry(menu, old_entry, False);
1181 entry = menu->entries[old_entry];
1182
1183 /* unmap cascade */
1184 if (entry->cascade >= 0 && menu->cascades) {
1185 if (!menu->cascades[entry->cascade]->flags.buttoned) {
1186 wMenuUnmap(menu->cascades[entry->cascade]);
1187 }
1188 }
1189 }
1190
1191 if (entry_no < 0) {
1192 menu->selected_entry = -1;
1193 return;
1194 }
1195 entry = menu->entries[entry_no];
1196
1197 if (entry->cascade >= 0 && menu->cascades && entry->flags.enabled) {
1198 /* Callback for when the submenu is opened.
1199 */
1200 submenu = menu->cascades[entry->cascade];
1201 if (submenu && submenu->flags.brother)
1202 submenu = submenu->brother;
1203
1204 if (entry->callback) {
1205 /* Only call the callback if the submenu is not yet mapped.
1206 */
1207 if (menu->flags.brother) {
1208 if (!submenu || !submenu->flags.mapped)
1209 (*entry->callback) (menu->brother, entry);
1210 } else {
1211 if (!submenu || !submenu->flags.buttoned)
1212 (*entry->callback) (menu, entry);
1213 }
1214 }
1215
1216 /* the submenu menu might have changed */
1217 submenu = menu->cascades[entry->cascade];
1218
1219 /* map cascade */
1220 if (!submenu->flags.mapped) {
1221 int x, y;
1222
1223 if (!submenu->flags.realized)
1224 wMenuRealize(submenu);
1225 if (wPreferences.wrap_menus) {
1226 if (menu->flags.open_to_left)
1227 submenu->flags.open_to_left = 1;
1228
1229 if (submenu->flags.open_to_left) {
1230 x = menu->frame_x - MENUW(submenu);
1231 if (x < 0) {
1232 x = 0;
1233 submenu->flags.open_to_left = 0;
1234 }
1235 } else {
1236 x = menu->frame_x + MENUW(menu);
1237
1238 if (x + MENUW(submenu)
1239 >= menu->frame->screen_ptr->scr_width) {
1240
1241 x = menu->frame_x - MENUW(submenu);
1242 submenu->flags.open_to_left = 1;
1243 }
1244 }
1245 } else {
1246 x = menu->frame_x + MENUW(menu);
1247 }
1248
1249 if (wPreferences.align_menus) {
1250 y = menu->frame_y;
1251 } else {
1252 y = menu->frame_y + menu->entry_height * entry_no;
1253 if (menu->flags.titled)
1254 y += menu->frame->top_width;
1255 if (menu->cascades[entry->cascade]->flags.titled)
1256 y -= menu->cascades[entry->cascade]->frame->top_width;
1257 }
1258
1259 wMenuMapAt(menu->cascades[entry->cascade], x, y, False);
1260 menu->cascades[entry->cascade]->parent = menu;
1261 } else {
1262 return;
1263 }
1264 }
1265 paintEntry(menu, entry_no, True);
1266 }
1267 }
1268
1269 static WMenu *findMenu(WScreen * scr, int *x_ret, int *y_ret)
1270 {
1271 WMenu *menu;
1272 WObjDescriptor *desc;
1273 Window root_ret, win, junk_win;
1274 int x, y, wx, wy;
1275 unsigned int mask;
1276
1277 XQueryPointer(dpy, scr->root_win, &root_ret, &win, &x, &y, &wx, &wy, &mask);
1278
1279 if (win == None)
1280 return NULL;
1281
1282 if (XFindContext(dpy, win, wWinContext, (XPointer *) & desc) == XCNOENT)
1283 return NULL;
1284
1285 if (desc->parent_type == WCLASS_MENU) {
1286 menu = (WMenu *) desc->parent;
1287 XTranslateCoordinates(dpy, root_ret, menu->menu->window, wx, wy, x_ret, y_ret, &junk_win);
1288 return menu;
1289 }
1290 return NULL;
1291 }
1292
1293 static void closeCascade(WMenu * menu)
1294 {
1295 WMenu *parent = menu->parent;
1296
1297 if (menu->flags.brother || (!menu->flags.buttoned && (!menu->flags.app_menu || menu->parent != NULL))) {
1298
1299 selectEntry(menu, -1);
1300 XSync(dpy, 0);
1301 #if (MENU_BLINK_DELAY > 2)
1302 wusleep(MENU_BLINK_DELAY / 2);
1303 #endif
1304 wMenuUnmap(menu);
1305 while (parent != NULL
1306 && (parent->parent != NULL || !parent->flags.app_menu || parent->flags.brother)
1307 && !parent->flags.buttoned) {
1308 selectEntry(parent, -1);
1309 wMenuUnmap(parent);
1310 parent = parent->parent;
1311 }
1312 if (parent)
1313 selectEntry(parent, -1);
1314 }
1315 }
1316
1317 static void closeBrotherCascadesOf(WMenu * menu)
1318 {
1319 WMenu *tmp;
1320 int i;
1321
1322 for (i = 0; i < menu->cascade_no; i++) {
1323 if (menu->cascades[i]->flags.brother) {
1324 tmp = menu->cascades[i];
1325 } else {
1326 tmp = menu->cascades[i]->brother;
1327 }
1328 if (tmp->flags.mapped) {
1329 selectEntry(tmp->parent, -1);
1330 closeBrotherCascadesOf(tmp);
1331 break;
1332 }
1333 }
1334 }
1335
1336 #define getEntryAt(menu, x, y) ((y)<0 ? -1 : (y)/(menu->entry_height))
1337
1338 static WMenu *parentMenu(WMenu * menu)
1339 {
1340 WMenu *parent;
1341 WMenuEntry *entry;
1342
1343 if (menu->flags.buttoned)
1344 return menu;
1345
1346 while (menu->parent && menu->parent->flags.mapped) {
1347 parent = menu->parent;
1348 if (parent->selected_entry < 0)
1349 break;
1350 entry = parent->entries[parent->selected_entry];
1351 if (!entry->flags.enabled || entry->cascade < 0 || !parent->cascades ||
1352 parent->cascades[entry->cascade] != menu)
1353 break;
1354 menu = parent;
1355 if (menu->flags.buttoned)
1356 break;
1357 }
1358
1359 return menu;
1360 }
1361
1362 /*
1363 * Will raise the passed menu, if submenu = 0
1364 * If submenu > 0 will also raise all mapped submenus
1365 * until the first buttoned one
1366 * If submenu < 0 will also raise all mapped parent menus
1367 * until the first buttoned one
1368 */
1369
1370 static void raiseMenus(WMenu * menu, int submenus)
1371 {
1372 WMenu *submenu;
1373 int i;
1374
1375 if (!menu)
1376 return;
1377
1378 wRaiseFrame(menu->frame->core);
1379
1380 if (submenus > 0 && menu->selected_entry >= 0) {
1381 i = menu->entries[menu->selected_entry]->cascade;
1382 if (i >= 0 && menu->cascades) {
1383 submenu = menu->cascades[i];
1384 if (submenu->flags.mapped && !submenu->flags.buttoned)
1385 raiseMenus(submenu, submenus);
1386 }
1387 }
1388 if (submenus < 0 && !menu->flags.buttoned && menu->parent && menu->parent->flags.mapped)
1389 raiseMenus(menu->parent, submenus);
1390 }
1391
1392 WMenu *wMenuUnderPointer(WScreen * screen)
1393 {
1394 WObjDescriptor *desc;
1395 Window root_ret, win;
1396 int dummy;
1397 unsigned int mask;
1398
1399 XQueryPointer(dpy, screen->root_win, &root_ret, &win, &dummy, &dummy, &dummy, &dummy, &mask);
1400
1401 if (win == None)
1402 return NULL;
1403
1404 if (XFindContext(dpy, win, wWinContext, (XPointer *) & desc) == XCNOENT)
1405 return NULL;
1406
1407 if (desc->parent_type == WCLASS_MENU)
1408 return (WMenu *) desc->parent;
1409 return NULL;
1410 }
1411
1412 static void getPointerPosition(WScreen * scr, int *x, int *y)
1413 {
1414 Window root_ret, win;
1415 int wx, wy;
1416 unsigned int mask;
1417
1418 XQueryPointer(dpy, scr->root_win, &root_ret, &win, x, y, &wx, &wy, &mask);
1419 }
1420
1421 static void getScrollAmount(WMenu * menu, int *hamount, int *vamount)
1422 {
1423 WScreen *scr = menu->menu->screen_ptr;
1424 int menuX1 = menu->frame_x;
1425 int menuY1 = menu->frame_y;
1426 int menuX2 = menu->frame_x + MENUW(menu);
1427 int menuY2 = menu->frame_y + MENUH(menu);
1428 int xroot, yroot;
1429 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
1430
1431 *hamount = 0;
1432 *vamount = 0;
1433
1434 getPointerPosition(scr, &xroot, &yroot);
1435
1436 if (xroot <= (rect.pos.x + 1) && menuX1 < rect.pos.x) {
1437 /* scroll to the right */
1438 *hamount = WMIN(MENU_SCROLL_STEP, abs(menuX1));
1439
1440 } else if (xroot >= (rect.pos.x + rect.size.width - 2) && menuX2 > (rect.pos.x + rect.size.width - 1)) {
1441 /* scroll to the left */
1442 *hamount = WMIN(MENU_SCROLL_STEP, abs(menuX2 - rect.pos.x - rect.size.width - 1));
1443
1444 if (*hamount == 0)
1445 *hamount = 1;
1446
1447 *hamount = -*hamount;
1448 }
1449
1450 if (yroot <= (rect.pos.y + 1) && menuY1 < rect.pos.y) {
1451 /* scroll down */
1452 *vamount = WMIN(MENU_SCROLL_STEP, abs(menuY1));
1453
1454 } else if (yroot >= (rect.pos.y + rect.size.height - 2) && menuY2 > (rect.pos.y + rect.size.height - 1)) {
1455 /* scroll up */
1456 *vamount = WMIN(MENU_SCROLL_STEP, abs(menuY2 - rect.pos.y - rect.size.height - 2));
1457
1458 *vamount = -*vamount;
1459 }
1460 }
1461
1462 static void dragScrollMenuCallback(void *data)
1463 {
1464 WMenu *menu = (WMenu *) data;
1465 WScreen *scr = menu->menu->screen_ptr;
1466 WMenu *parent = parentMenu(menu);
1467 int hamount, vamount;
1468 int x, y;
1469 int newSelectedEntry;
1470
1471 getScrollAmount(menu, &hamount, &vamount);
1472
1473 if (hamount != 0 || vamount != 0) {
1474 wMenuMove(parent, parent->frame_x + hamount, parent->frame_y + vamount, True);
1475 if (findMenu(scr, &x, &y)) {
1476 newSelectedEntry = getEntryAt(menu, x, y);
1477 selectEntry(menu, newSelectedEntry);
1478 } else {
1479 /* Pointer fell outside of menu. If the selected entry is
1480 * not a submenu, unselect it */
1481 if (menu->selected_entry >= 0 && menu->entries[menu->selected_entry]->cascade < 0)
1482 selectEntry(menu, -1);
1483 newSelectedEntry = 0;
1484 }
1485
1486 /* paranoid check */
1487 if (newSelectedEntry >= 0) {
1488 /* keep scrolling */
1489 menu->timer = WMAddTimerHandler(MENU_SCROLL_DELAY, dragScrollMenuCallback, menu);
1490 } else {
1491 menu->timer = NULL;
1492 }
1493 } else {
1494 /* don't need to scroll anymore */
1495 menu->timer = NULL;
1496 if (findMenu(scr, &x, &y)) {
1497 newSelectedEntry = getEntryAt(menu, x, y);
1498 selectEntry(menu, newSelectedEntry);
1499 }
1500 }
1501 }
1502
1503 static void scrollMenuCallback(void *data)
1504 {
1505 WMenu *menu = (WMenu *) data;
1506 WMenu *parent = parentMenu(menu);
1507 int hamount = 0; /* amount to scroll */
1508 int vamount = 0;
1509
1510 getScrollAmount(menu, &hamount, &vamount);
1511
1512 if (hamount != 0 || vamount != 0) {
1513 wMenuMove(parent, parent->frame_x + hamount, parent->frame_y + vamount, True);
1514
1515 /* keep scrolling */
1516 menu->timer = WMAddTimerHandler(MENU_SCROLL_DELAY, scrollMenuCallback, menu);
1517 } else {
1518 /* don't need to scroll anymore */
1519 menu->timer = NULL;
1520 }
1521 }
1522
1523 #define MENU_SCROLL_BORDER 5
1524
1525 static int isPointNearBoder(WMenu * menu, int x, int y)
1526 {
1527 int menuX1 = menu->frame_x;
1528 int menuY1 = menu->frame_y;
1529 int menuX2 = menu->frame_x + MENUW(menu);
1530 int menuY2 = menu->frame_y + MENUH(menu);
1531 int flag = 0;
1532 int head = wGetHeadForPoint(menu->frame->screen_ptr, wmkpoint(x, y));
1533 WMRect rect = wGetRectForHead(menu->frame->screen_ptr, head);
1534
1535 /* XXX: handle screen joins properly !! */
1536
1537 if (x >= menuX1 && x <= menuX2 &&
1538 (y < rect.pos.y + MENU_SCROLL_BORDER || y >= rect.pos.y + rect.size.height - MENU_SCROLL_BORDER))
1539 flag = 1;
1540 else if (y >= menuY1 && y <= menuY2 &&
1541 (x < rect.pos.x + MENU_SCROLL_BORDER || x >= rect.pos.x + rect.size.width - MENU_SCROLL_BORDER))
1542 flag = 1;
1543
1544 return flag;
1545 }
1546
1547 typedef struct _delay {
1548 WMenu *menu;
1549 int ox, oy;
1550 } _delay;
1551
1552 static void leaving(_delay * dl)
1553 {
1554 wMenuMove(dl->menu, dl->ox, dl->oy, True);
1555 dl->menu->jump_back = NULL;
1556 dl->menu->menu->screen_ptr->flags.jump_back_pending = 0;
1557 wfree(dl);
1558 }
1559
1560 void wMenuScroll(WMenu * menu, XEvent * event)
1561 {
1562 WMenu *smenu;
1563 WMenu *omenu = parentMenu(menu);
1564 WScreen *scr = menu->frame->screen_ptr;
1565 int done = 0;
1566 int jump_back = 0;
1567 int old_frame_x = omenu->frame_x;
1568 int old_frame_y = omenu->frame_y;
1569 XEvent ev;
1570
1571 if (omenu->jump_back)
1572 WMDeleteTimerWithClientData(omenu->jump_back);
1573
1574 if (( /*omenu->flags.buttoned && */ !wPreferences.wrap_menus)
1575 || omenu->flags.app_menu) {
1576 jump_back = 1;
1577 }
1578
1579 if (!wPreferences.wrap_menus)
1580 raiseMenus(omenu, True);
1581 else
1582 raiseMenus(menu, False);
1583
1584 if (!menu->timer)
1585 scrollMenuCallback(menu);
1586
1587 while (!done) {
1588 int x, y, on_border, on_x_edge, on_y_edge, on_title;
1589 WMRect rect;
1590
1591 WMNextEvent(dpy, &ev);
1592 switch (ev.type) {
1593 case EnterNotify:
1594 WMHandleEvent(&ev);
1595 case MotionNotify:
1596 x = (ev.type == MotionNotify) ? ev.xmotion.x_root : ev.xcrossing.x_root;
1597 y = (ev.type == MotionNotify) ? ev.xmotion.y_root : ev.xcrossing.y_root;
1598
1599 /* on_border is != 0 if the pointer is between the menu
1600 * and the screen border and is close enough to the border */
1601 on_border = isPointNearBoder(menu, x, y);
1602
1603 smenu = wMenuUnderPointer(scr);
1604
1605 if ((smenu == NULL && !on_border) || (smenu && parentMenu(smenu) != omenu)) {
1606 done = 1;
1607 break;
1608 }
1609
1610 rect = wGetRectForHead(scr, wGetHeadForPoint(scr, wmkpoint(x, y)));
1611 on_x_edge = x <= rect.pos.x + 1 || x >= rect.pos.x + rect.size.width - 2;
1612 on_y_edge = y <= rect.pos.y + 1 || y >= rect.pos.y + rect.size.height - 2;
1613 on_border = on_x_edge || on_y_edge;
1614
1615 if (!on_border && !jump_back) {
1616 done = 1;
1617 break;
1618 }
1619
1620 if (menu->timer && (smenu != menu || (!on_y_edge && !on_x_edge))) {
1621 WMDeleteTimerHandler(menu->timer);
1622 menu->timer = NULL;
1623 }
1624
1625 if (smenu != NULL)
1626 menu = smenu;
1627
1628 if (!menu->timer)
1629 scrollMenuCallback(menu);
1630 break;
1631 case ButtonPress:
1632 /* True if we push on title, or drag the omenu to other position */
1633 on_title = ev.xbutton.x_root >= omenu->frame_x &&
1634 ev.xbutton.x_root <= omenu->frame_x + MENUW(omenu) &&
1635 ev.xbutton.y_root >= omenu->frame_y &&
1636 ev.xbutton.y_root <= omenu->frame_y + omenu->frame->top_width;
1637 WMHandleEvent(&ev);
1638 smenu = wMenuUnderPointer(scr);
1639 if (smenu == NULL || (smenu && smenu->flags.buttoned && smenu != omenu))
1640 done = 1;
1641 else if (smenu == omenu && on_title) {
1642 jump_back = 0;
1643 done = 1;
1644 }
1645 break;
1646 case KeyPress:
1647 done = 1;
1648 default:
1649 WMHandleEvent(&ev);
1650 break;
1651 }
1652 }
1653
1654 if (menu->timer) {
1655 WMDeleteTimerHandler(menu->timer);
1656 menu->timer = NULL;
1657 }
1658
1659 if (jump_back) {
1660 _delay *delayer;
1661 if (!omenu->jump_back) {
1662 delayer = wmalloc(sizeof(_delay));
1663 delayer->menu = omenu;
1664 delayer->ox = old_frame_x;
1665 delayer->oy = old_frame_y;
1666 omenu->jump_back = delayer;
1667 scr->flags.jump_back_pending = 1;
1668 } else
1669 delayer = omenu->jump_back;
1670 WMAddTimerHandler(MENU_JUMP_BACK_DELAY, (WMCallback *) leaving, delayer);
1671 }
1672 }
1673
1674 static void menuExpose(WObjDescriptor * desc, XEvent * event)
1675 {
1676 wMenuPaint(desc->parent);
1677 }
1678
1679 typedef struct {
1680 int *delayed_select;
1681 WMenu *menu;
1682 WMHandlerID magic;
1683 } delay_data;
1684
1685 static void delaySelection(void *data)
1686 {
1687 delay_data *d = (delay_data *) data;
1688 int x, y, entry_no;
1689 WMenu *menu;
1690
1691 d->magic = NULL;
1692
1693 menu = findMenu(d->menu->menu->screen_ptr, &x, &y);
1694 if (menu && (d->menu == menu || d->delayed_select)) {
1695 entry_no = getEntryAt(menu, x, y);
1696 selectEntry(menu, entry_no);
1697 }
1698 if (d->delayed_select)
1699 *(d->delayed_select) = 0;
1700 }
1701
1702 static void menuMouseDown(WObjDescriptor * desc, XEvent * event)
1703 {
1704 WWindow *wwin;
1705 XButtonEvent *bev = &event->xbutton;
1706 WMenu *menu = desc->parent;
1707 WMenu *smenu;
1708 WScreen *scr = menu->frame->screen_ptr;
1709 WMenuEntry *entry = NULL;
1710 XEvent ev;
1711 int close_on_exit = 0;
1712 int done = 0;
1713 int delayed_select = 0;
1714 int entry_no;
1715 int x, y;
1716 int prevx, prevy;
1717 int old_frame_x = 0;
1718 int old_frame_y = 0;
1719 delay_data d_data = { NULL, NULL, NULL };
1720
1721 /* Doesn't seem to be needed anymore (if delayed selection handler is
1722 * added only if not present). there seem to be no other side effects
1723 * from removing this and it is also possible that it was only added
1724 * to avoid problems with adding the delayed selection timer handler
1725 * multiple times
1726 */
1727 /*if (menu->flags.inside_handler) {
1728 return;
1729 } */
1730 menu->flags.inside_handler = 1;
1731
1732 if (!wPreferences.wrap_menus) {
1733 smenu = parentMenu(menu);
1734 old_frame_x = smenu->frame_x;
1735 old_frame_y = smenu->frame_y;
1736 } else if (event->xbutton.window == menu->frame->core->window) {
1737 /* This is true if the menu was launched with right click on root window */
1738 if (!d_data.magic) {
1739 delayed_select = 1;
1740 d_data.delayed_select = &delayed_select;
1741 d_data.menu = menu;
1742 d_data.magic = WMAddTimerHandler(wPreferences.dblclick_time, delaySelection, &d_data);
1743 }
1744 }
1745
1746 wRaiseFrame(menu->frame->core);
1747
1748 close_on_exit = (bev->send_event || menu->flags.brother);
1749
1750 smenu = findMenu(scr, &x, &y);
1751 if (!smenu) {
1752 x = -1;
1753 y = -1;
1754 } else {
1755 menu = smenu;
1756 }
1757
1758 if (menu->flags.editing) {
1759 goto byebye;
1760 }
1761 entry_no = getEntryAt(menu, x, y);
1762 if (entry_no >= 0) {
1763 entry = menu->entries[entry_no];
1764
1765 if (!close_on_exit && (bev->state & ControlMask) && smenu && entry->flags.editable) {
1766 char buffer[128];
1767 char *name;
1768 int number = entry_no - 2; /* Entries "New" and "Destroy Last" appear before workspaces */
1769
1770 name = wstrdup(scr->workspaces[number]->name);
1771 snprintf(buffer, sizeof(buffer), _("Type the name for workspace %i:"), number + 1);
1772
1773 wMenuUnmap(scr->root_menu);
1774
1775 if (wInputDialog(scr, _("Rename Workspace"), buffer, &name))
1776 wWorkspaceRename(scr, number, name);
1777
1778 if (name)
1779 wfree(name);
1780
1781 goto byebye;
1782 } else if (bev->state & ControlMask) {
1783 goto byebye;
1784 }
1785
1786 if (entry->flags.enabled && entry->cascade >= 0 && menu->cascades) {
1787 WMenu *submenu = menu->cascades[entry->cascade];
1788 /* map cascade */
1789 if (submenu->flags.mapped && !submenu->flags.buttoned && menu->selected_entry != entry_no) {
1790 wMenuUnmap(submenu);
1791 }
1792 if (!submenu->flags.mapped && !delayed_select) {
1793 selectEntry(menu, entry_no);
1794 } else if (!submenu->flags.buttoned) {
1795 selectEntry(menu, -1);
1796 }
1797
1798 } else if (!delayed_select) {
1799 if (menu == scr->switch_menu && event->xbutton.button == Button3) {
1800 selectEntry(menu, entry_no);
1801 OpenWindowMenu2((WWindow *)entry->clientdata,
1802 event->xbutton.x_root,
1803 event->xbutton.y_root, False);
1804 wwin = (WWindow *)entry->clientdata;
1805 desc = &wwin->screen_ptr->window_menu->menu->descriptor;
1806 event->xany.send_event = True;
1807 (*desc->handle_mousedown)(desc, event);
1808
1809 XUngrabPointer(dpy, CurrentTime);
1810 selectEntry(menu, -1);
1811 return;
1812 } else {
1813 selectEntry(menu, entry_no);
1814 }
1815 }
1816
1817 if (!wPreferences.wrap_menus && !wPreferences.scrollable_menus) {
1818 if (!menu->timer)
1819 dragScrollMenuCallback(menu);
1820 }
1821 }
1822
1823 prevx = bev->x_root;
1824 prevy = bev->y_root;
1825 while (!done) {
1826 int x, y;
1827
1828 XAllowEvents(dpy, AsyncPointer | SyncPointer, CurrentTime);
1829
1830 WMMaskEvent(dpy, ExposureMask | ButtonMotionMask | ButtonReleaseMask | ButtonPressMask, &ev);
1831 switch (ev.type) {
1832 case MotionNotify:
1833 smenu = findMenu(scr, &x, &y);
1834
1835 if (smenu == NULL) {
1836 /* moved mouse out of menu */
1837
1838 if (!delayed_select && d_data.magic) {
1839 WMDeleteTimerHandler(d_data.magic);
1840 d_data.magic = NULL;
1841 }
1842 if (menu == NULL
1843 || (menu->selected_entry >= 0
1844 && menu->entries[menu->selected_entry]->cascade >= 0)) {
1845 prevx = ev.xmotion.x_root;
1846 prevy = ev.xmotion.y_root;
1847
1848 break;
1849 }
1850 selectEntry(menu, -1);
1851 menu = smenu;
1852 prevx = ev.xmotion.x_root;
1853 prevy = ev.xmotion.y_root;
1854 break;
1855 } else if (menu && menu != smenu
1856 && (menu->selected_entry < 0
1857 || menu->entries[menu->selected_entry]->cascade < 0)) {
1858 selectEntry(menu, -1);
1859
1860 if (!delayed_select && d_data.magic) {
1861 WMDeleteTimerHandler(d_data.magic);
1862 d_data.magic = NULL;
1863 }
1864 } else {
1865
1866 /* hysteresis for item selection */
1867
1868 /* check if the motion was to the side, indicating that
1869 * the user may want to cross to a submenu */
1870 if (!delayed_select && menu) {
1871 int dx;
1872 Bool moved_to_submenu; /* moved to direction of submenu */
1873
1874 dx = abs(prevx - ev.xmotion.x_root);
1875
1876 moved_to_submenu = False;
1877 if (dx > 0 /* if moved enough to the side */
1878 /* maybe a open submenu */
1879 && menu->selected_entry >= 0
1880 /* moving to the right direction */
1881 && (wPreferences.align_menus || ev.xmotion.y_root >= prevy)) {
1882 int index;
1883
1884 index = menu->entries[menu->selected_entry]->cascade;
1885 if (index >= 0) {
1886 if (menu->cascades[index]->frame_x > menu->frame_x) {
1887 if (prevx < ev.xmotion.x_root)
1888 moved_to_submenu = True;
1889 } else {
1890 if (prevx > ev.xmotion.x_root)
1891 moved_to_submenu = True;
1892 }
1893 }
1894 }
1895
1896 if (menu != smenu) {
1897 if (d_data.magic) {
1898 WMDeleteTimerHandler(d_data.magic);
1899 d_data.magic = NULL;
1900 }
1901 } else if (moved_to_submenu) {
1902 /* while we are moving, postpone the selection */
1903 if (d_data.magic) {
1904 WMDeleteTimerHandler(d_data.magic);
1905 }
1906 d_data.delayed_select = NULL;
1907 d_data.menu = menu;
1908 d_data.magic = WMAddTimerHandler(MENU_SELECT_DELAY,
1909 delaySelection, &d_data);
1910 prevx = ev.xmotion.x_root;
1911 prevy = ev.xmotion.y_root;
1912 break;
1913 } else {
1914 if (d_data.magic) {
1915 WMDeleteTimerHandler(d_data.magic);
1916 d_data.magic = NULL;
1917 }
1918 }
1919 }
1920 }
1921 prevx = ev.xmotion.x_root;
1922 prevy = ev.xmotion.y_root;
1923 if (menu != smenu) {
1924 /* pointer crossed menus */
1925 if (menu && menu->timer) {
1926 WMDeleteTimerHandler(menu->timer);
1927 menu->timer = NULL;
1928 }
1929 if (smenu)
1930 dragScrollMenuCallback(smenu);
1931 }
1932 menu = smenu;
1933 if (!menu->timer)
1934 dragScrollMenuCallback(menu);
1935
1936 if (!delayed_select) {
1937 entry_no = getEntryAt(menu, x, y);
1938 if (entry_no >= 0) {
1939 entry = menu->entries[entry_no];
1940 if (entry->flags.enabled && entry->cascade >= 0 && menu->cascades) {
1941 WMenu *submenu = menu->cascades[entry->cascade];
1942 if (submenu->flags.mapped && !submenu->flags.buttoned
1943 && menu->selected_entry != entry_no) {
1944 wMenuUnmap(submenu);
1945 }
1946 }
1947 }
1948 selectEntry(menu, entry_no);
1949 }
1950 break;
1951
1952 case ButtonPress:
1953 break;
1954
1955 case ButtonRelease:
1956 if (ev.xbutton.button == event->xbutton.button)
1957 done = 1;
1958 break;
1959
1960 case Expose:
1961 WMHandleEvent(&ev);
1962 break;
1963 }
1964 }
1965
1966 if (menu && menu->timer) {
1967 WMDeleteTimerHandler(menu->timer);
1968 menu->timer = NULL;
1969 }
1970 if (d_data.magic != NULL) {
1971 WMDeleteTimerHandler(d_data.magic);
1972 d_data.magic = NULL;
1973 }
1974
1975 if (menu && menu->selected_entry >= 0) {
1976 entry = menu->entries[menu->selected_entry];
1977 if (entry->callback != NULL && entry->flags.enabled && entry->cascade < 0) {
1978 /* blink and erase menu selection */
1979 #if (MENU_BLINK_DELAY > 0)
1980 int sel = menu->selected_entry;
1981 int i;
1982
1983 for (i = 0; i < MENU_BLINK_COUNT; i++) {
1984 paintEntry(menu, sel, False);
1985 XSync(dpy, 0);
1986 wusleep(MENU_BLINK_DELAY);
1987 paintEntry(menu, sel, True);
1988 XSync(dpy, 0);
1989 wusleep(MENU_BLINK_DELAY);
1990 }
1991 #endif
1992 /* unmap the menu, it's parents and call the callback */
1993 if (!menu->flags.buttoned && (!menu->flags.app_menu || menu->parent != NULL)) {
1994 closeCascade(menu);
1995 } else {
1996 selectEntry(menu, -1);
1997 }
1998 (*entry->callback) (menu, entry);
1999
2000 /* If the user double clicks an entry, the entry will
2001 * be executed twice, which is not good for things like
2002 * the root menu. So, ignore any clicks that were generated
2003 * while the entry was being executed */
2004 while (XCheckTypedWindowEvent(dpy, menu->menu->window, ButtonPress, &ev)) ;
2005 } else if (entry->callback != NULL && entry->cascade < 0) {
2006 selectEntry(menu, -1);
2007 } else {
2008 if (entry->cascade >= 0 && menu->cascades && menu->cascades[entry->cascade]->flags.brother) {
2009 selectEntry(menu, -1);
2010 }
2011 }
2012 }
2013
2014 if (((WMenu *) desc->parent)->flags.brother || close_on_exit || !smenu)
2015 closeCascade(desc->parent);
2016
2017 /* close the cascade windows that should not remain opened */
2018 closeBrotherCascadesOf(desc->parent);
2019
2020 if (!wPreferences.wrap_menus)
2021 wMenuMove(parentMenu(desc->parent), old_frame_x, old_frame_y, True);
2022
2023 byebye:
2024 /* Just to be sure in case we skip the 2 above because of a goto byebye */
2025 if (menu && menu->timer) {
2026 WMDeleteTimerHandler(menu->timer);
2027 menu->timer = NULL;
2028 }
2029 if (d_data.magic != NULL) {
2030 WMDeleteTimerHandler(d_data.magic);
2031 d_data.magic = NULL;
2032 }
2033
2034 ((WMenu *) desc->parent)->flags.inside_handler = 0;
2035 }
2036
2037 void wMenuMove(WMenu * menu, int x, int y, int submenus)
2038 {
2039 WMenu *submenu;
2040 int i;
2041
2042 if (!menu)
2043 return;
2044
2045 menu->frame_x = x;
2046 menu->frame_y = y;
2047 XMoveWindow(dpy, menu->frame->core->window, x, y);
2048
2049 if (submenus > 0 && menu->selected_entry >= 0) {
2050 i = menu->entries[menu->selected_entry]->cascade;
2051
2052 if (i >= 0 && menu->cascades) {
2053 submenu = menu->cascades[i];
2054 if (submenu->flags.mapped && !submenu->flags.buttoned) {
2055 if (wPreferences.align_menus) {
2056 wMenuMove(submenu, x + MENUW(menu), y, submenus);
2057 } else {
2058 wMenuMove(submenu, x + MENUW(menu),
2059 y + submenu->entry_height * menu->selected_entry, submenus);
2060 }
2061 }
2062 }
2063 }
2064 if (submenus < 0 && menu->parent != NULL && menu->parent->flags.mapped && !menu->parent->flags.buttoned) {
2065 if (wPreferences.align_menus) {
2066 wMenuMove(menu->parent, x - MENUW(menu->parent), y, submenus);
2067 } else {
2068 wMenuMove(menu->parent, x - MENUW(menu->parent), menu->frame_y
2069 - menu->parent->entry_height * menu->parent->selected_entry, submenus);
2070 }
2071 }
2072 }
2073
2074 static void changeMenuLevels(WMenu * menu, int lower)
2075 {
2076 int i;
2077
2078 if (!lower) {
2079 ChangeStackingLevel(menu->frame->core, (!menu->parent ? WMMainMenuLevel : WMSubmenuLevel));
2080 wRaiseFrame(menu->frame->core);
2081 menu->flags.lowered = 0;
2082 } else {
2083 ChangeStackingLevel(menu->frame->core, WMNormalLevel);
2084 wLowerFrame(menu->frame->core);
2085 menu->flags.lowered = 1;
2086 }
2087 for (i = 0; i < menu->cascade_no; i++) {
2088 if (menu->cascades[i]
2089 && !menu->cascades[i]->flags.buttoned && menu->cascades[i]->flags.lowered != lower) {
2090 changeMenuLevels(menu->cascades[i], lower);
2091 }
2092 }
2093 }
2094
2095 static void menuTitleDoubleClick(WCoreWindow * sender, void *data, XEvent * event)
2096 {
2097 WMenu *menu = data;
2098 int lower;
2099
2100 if (event->xbutton.state & MOD_MASK) {
2101 if (menu->flags.lowered) {
2102 lower = 0;
2103 } else {
2104 lower = 1;
2105 }
2106 changeMenuLevels(menu, lower);
2107 }
2108 }
2109
2110 static void menuTitleMouseDown(WCoreWindow * sender, void *data, XEvent * event)
2111 {
2112 WMenu *menu = data;
2113 WMenu *tmp;
2114 XEvent ev;
2115 int x = menu->frame_x, y = menu->frame_y;
2116 int dx = event->xbutton.x_root, dy = event->xbutton.y_root;
2117 int i, lower;
2118 Bool started;
2119
2120 /* can't touch the menu copy */
2121 if (menu->flags.brother)
2122 return;
2123
2124 if (event->xbutton.button != Button1 && event->xbutton.button != Button2)
2125 return;
2126
2127 if (event->xbutton.state & MOD_MASK) {
2128 wLowerFrame(menu->frame->core);
2129 lower = 1;
2130 } else {
2131 wRaiseFrame(menu->frame->core);
2132 lower = 0;
2133 }
2134 tmp = menu;
2135
2136 /* lower/raise all submenus */
2137 while (1) {
2138 if (tmp->selected_entry >= 0 && tmp->cascades && tmp->entries[tmp->selected_entry]->cascade >= 0) {
2139 tmp = tmp->cascades[tmp->entries[tmp->selected_entry]->cascade];
2140 if (!tmp || !tmp->flags.mapped)
2141 break;
2142 if (lower)
2143 wLowerFrame(tmp->frame->core);
2144 else
2145 wRaiseFrame(tmp->frame->core);
2146 } else {
2147 break;
2148 }
2149 }
2150
2151 /* tear off the menu if it's a root menu or a cascade
2152 application menu */
2153 if (!menu->flags.buttoned && !menu->flags.brother && (!menu->flags.app_menu || menu->parent != NULL)) {
2154 menu->flags.buttoned = 1;
2155 wFrameWindowShowButton(menu->frame, WFF_RIGHT_BUTTON);
2156 if (menu->parent) {
2157 /* turn off selected menu entry in parent menu */
2158 selectEntry(menu->parent, -1);
2159
2160 /* make parent map the copy in place of the original */
2161 for (i = 0; i < menu->parent->cascade_no; i++) {
2162 if (menu->parent->cascades[i] == menu) {
2163 menu->parent->cascades[i] = menu->brother;
2164 break;
2165 }
2166 }
2167 }
2168 }
2169
2170 started = False;
2171 while (1) {
2172 WMMaskEvent(dpy, ButtonMotionMask | ButtonReleaseMask | ButtonPressMask | ExposureMask, &ev);
2173 switch (ev.type) {
2174 case MotionNotify:
2175 if (started) {
2176 x += ev.xmotion.x_root - dx;
2177 y += ev.xmotion.y_root - dy;
2178 dx = ev.xmotion.x_root;
2179 dy = ev.xmotion.y_root;
2180 wMenuMove(menu, x, y, True);
2181 } else {
2182 if (abs(ev.xmotion.x_root - dx) > MOVE_THRESHOLD
2183 || abs(ev.xmotion.y_root - dy) > MOVE_THRESHOLD) {
2184 started = True;
2185 XGrabPointer(dpy, menu->frame->titlebar->window, False,
2186 ButtonMotionMask | ButtonReleaseMask
2187 | ButtonPressMask,
2188 GrabModeAsync, GrabModeAsync, None,
2189 wCursor[WCUR_MOVE], CurrentTime);
2190 }
2191 }
2192 break;
2193
2194 case ButtonPress:
2195 break;
2196
2197 case ButtonRelease:
2198 if (ev.xbutton.button != event->xbutton.button)
2199 break;
2200 XUngrabPointer(dpy, CurrentTime);
2201 return;
2202
2203 default:
2204 WMHandleEvent(&ev);
2205 break;
2206 }
2207 }
2208 }
2209
2210 /*
2211 *----------------------------------------------------------------------
2212 * menuCloseClick--
2213 * Handles mouse click on the close button of menus. The menu is
2214 * closed when the button is clicked.
2215 *
2216 * Side effects:
2217 * The closed menu is reinserted at it's parent menus
2218 * cascade list.
2219 *----------------------------------------------------------------------
2220 */
2221 static void menuCloseClick(WCoreWindow * sender, void *data, XEvent * event)
2222 {
2223 WMenu *menu = (WMenu *) data;
2224 WMenu *parent = menu->parent;
2225 int i;
2226
2227 if (parent) {
2228 for (i = 0; i < parent->cascade_no; i++) {
2229 /* find the entry that points to the copy */
2230 if (parent->cascades[i] == menu->brother) {
2231 /* make it point to the original */
2232 parent->cascades[i] = menu;
2233 menu->parent = parent;
2234 break;
2235 }
2236 }
2237 }
2238 wMenuUnmap(menu);
2239 }
2240
2241 static void saveMenuInfo(WMPropList * dict, WMenu * menu, WMPropList * key)
2242 {
2243 WMPropList *value, *list;
2244 char buffer[256];
2245
2246 snprintf(buffer, sizeof(buffer), "%i,%i", menu->frame_x, menu->frame_y);
2247 value = WMCreatePLString(buffer);
2248 list = WMCreatePLArray(value, NULL);
2249 if (menu->flags.lowered)
2250 WMAddToPLArray(list, WMCreatePLString("lowered"));
2251 WMPutInPLDictionary(dict, key, list);
2252 WMReleasePropList(value);
2253 WMReleasePropList(list);
2254 }
2255
2256 void wMenuSaveState(WScreen * scr)
2257 {
2258 WMPropList *menus, *key;
2259 int save_menus = 0;
2260
2261 menus = WMCreatePLDictionary(NULL, NULL);
2262
2263 if (scr->switch_menu && scr->switch_menu->flags.buttoned) {
2264 key = WMCreatePLString("SwitchMenu");
2265 saveMenuInfo(menus, scr->switch_menu, key);
2266 WMReleasePropList(key);
2267 save_menus = 1;
2268 }
2269
2270 if (saveMenuRecurs(menus, scr, scr->root_menu))
2271 save_menus = 1;
2272
2273 if (scr->workspace_menu && scr->workspace_menu->flags.buttoned) {
2274 key = WMCreatePLString("WorkspaceMenu");
2275 saveMenuInfo(menus, scr->workspace_menu, key);
2276 WMReleasePropList(key);
2277 save_menus = 1;
2278 }
2279
2280 if (save_menus) {
2281 key = WMCreatePLString("Menus");
2282 WMPutInPLDictionary(scr->session_state, key, menus);
2283 WMReleasePropList(key);
2284 }
2285 WMReleasePropList(menus);
2286 }
2287
2288 static Bool getMenuPath(WMenu * menu, char *buffer, int bufSize)
2289 {
2290 Bool ok = True;
2291 int len = 0;
2292
2293 if (!menu->flags.titled || !menu->frame->title[0])
2294 return False;
2295
2296 len = strlen(menu->frame->title);
2297 if (len >= bufSize)
2298 return False;
2299
2300 if (menu->parent) {
2301 ok = getMenuPath(menu->parent, buffer, bufSize - len - 1);
2302 if (!ok)
2303 return False;
2304 }
2305
2306 strcat(buffer, "\\");
2307 strcat(buffer, menu->frame->title);
2308
2309 return True;
2310 }
2311
2312 static Bool saveMenuRecurs(WMPropList * menus, WScreen * scr, WMenu * menu)
2313 {
2314 WMPropList *key;
2315 int save_menus = 0, i;
2316 char buffer[512];
2317 Bool ok = True;
2318
2319 if (menu->flags.brother)
2320 menu = menu->brother;
2321
2322 if (menu->flags.buttoned && menu != scr->switch_menu) {
2323
2324 buffer[0] = '\0';
2325 ok = getMenuPath(menu, buffer, 510);
2326
2327 if (ok) {
2328 key = WMCreatePLString(buffer);
2329 saveMenuInfo(menus, menu, key);
2330 WMReleasePropList(key);
2331 save_menus = 1;
2332 }
2333 }
2334
2335 if (ok) {
2336 for (i = 0; i < menu->cascade_no; i++) {
2337 if (saveMenuRecurs(menus, scr, menu->cascades[i]))
2338 save_menus = 1;
2339 }
2340 }
2341 return save_menus;
2342 }
2343
2344 #define COMPLAIN(key) wwarning(_("bad value in menus state info: %s"), key)
2345
2346 static Bool getMenuInfo(WMPropList * info, int *x, int *y, Bool * lowered)
2347 {
2348 WMPropList *pos;
2349
2350 *lowered = False;
2351
2352 if (WMIsPLArray(info)) {
2353 WMPropList *flags;
2354 pos = WMGetFromPLArray(info, 0);
2355 flags = WMGetFromPLArray(info, 1);
2356 if (flags != NULL && WMIsPLString(flags) && WMGetFromPLString(flags) != NULL
2357 && strcmp(WMGetFromPLString(flags), "lowered") == 0) {
2358 *lowered = True;
2359 }
2360 } else {
2361 pos = info;
2362 }
2363
2364 if (pos != NULL && WMIsPLString(pos)) {
2365 if (sscanf(WMGetFromPLString(pos), "%i,%i", x, y) != 2)
2366 COMPLAIN("Position");
2367 } else {
2368 COMPLAIN("(position, flags...)");
2369 return False;
2370 }
2371
2372 return True;
2373 }
2374
2375 static int restoreMenu(WScreen * scr, WMPropList * menu, int which)
2376 {
2377 int x, y;
2378 Bool lowered = False;
2379 WMenu *pmenu = NULL;
2380
2381 if (!menu)
2382 return False;
2383
2384 if (!getMenuInfo(menu, &x, &y, &lowered))
2385 return False;
2386
2387 if (which & WSS_SWITCHMENU) {
2388 OpenSwitchMenu(scr, x, y, False);
2389 pmenu = scr->switch_menu;
2390 }
2391
2392 if (pmenu) {
2393 int width = MENUW(pmenu);
2394 int height = MENUH(pmenu);
2395 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
2396
2397 if (lowered) {
2398 changeMenuLevels(pmenu, True);
2399 }
2400
2401 if (x < rect.pos.x - width)
2402 x = rect.pos.x;
2403 if (x > rect.pos.x + rect.size.width)
2404 x = rect.pos.x + rect.size.width - width;
2405 if (y < rect.pos.y)
2406 y = rect.pos.y;
2407 if (y > rect.pos.y + rect.size.height)
2408 y = rect.pos.y + rect.size.height - height;
2409
2410 wMenuMove(pmenu, x, y, True);
2411 pmenu->flags.buttoned = 1;
2412 wFrameWindowShowButton(pmenu->frame, WFF_RIGHT_BUTTON);
2413 return True;
2414 }
2415 return False;
2416 }
2417
2418 static int restoreMenuRecurs(WScreen * scr, WMPropList * menus, WMenu * menu, char *path)
2419 {
2420 WMPropList *key, *entry;
2421 char buffer[512];
2422 int i, x, y, res;
2423 Bool lowered;
2424
2425 if (strlen(path) + strlen(menu->frame->title) > 510)
2426 return False;
2427
2428 snprintf(buffer, sizeof(buffer), "%s\\%s", path, menu->frame->title);
2429 key = WMCreatePLString(buffer);
2430 entry = WMGetFromPLDictionary(menus, key);
2431 res = False;
2432
2433 if (entry && getMenuInfo(entry, &x, &y, &lowered)) {
2434
2435 if (!menu->flags.mapped) {
2436 int width = MENUW(menu);
2437 int height = MENUH(menu);
2438 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
2439
2440 wMenuMapAt(menu, x, y, False);
2441
2442 if (menu->parent) {
2443 /* make parent map the copy in place of the original */
2444 for (i = 0; i < menu->parent->cascade_no; i++) {
2445 if (menu->parent->cascades[i] == menu) {
2446 menu->parent->cascades[i] = menu->brother;
2447 break;
2448 }
2449 }
2450 }
2451 if (lowered) {
2452 changeMenuLevels(menu, True);
2453 }
2454
2455 if (x < rect.pos.x - width)
2456 x = rect.pos.x;
2457 if (x > rect.pos.x + rect.size.width)
2458 x = rect.pos.x + rect.size.width - width;
2459 if (y < rect.pos.y)
2460 y = rect.pos.y;
2461 if (y > rect.pos.y + rect.size.height)
2462 y = rect.pos.y + rect.size.height - height;
2463
2464 wMenuMove(menu, x, y, True);
2465 menu->flags.buttoned = 1;
2466 wFrameWindowShowButton(menu->frame, WFF_RIGHT_BUTTON);
2467 res = True;
2468 }
2469 }
2470
2471 WMReleasePropList(key);
2472
2473 for (i = 0; i < menu->cascade_no; i++) {
2474 if (restoreMenuRecurs(scr, menus, menu->cascades[i], buffer) != False)
2475 res = True;
2476 }
2477
2478 return res;
2479 }
2480
2481 void wMenuRestoreState(WScreen * scr)
2482 {
2483 WMPropList *menus, *menu, *key, *skey;
2484
2485 if (!scr->session_state) {
2486 return;
2487 }
2488
2489 key = WMCreatePLString("Menus");
2490 menus = WMGetFromPLDictionary(scr->session_state, key);
2491 WMReleasePropList(key);
2492
2493 if (!menus)
2494 return;
2495
2496 /* restore menus */
2497
2498 skey = WMCreatePLString("SwitchMenu");
2499 menu = WMGetFromPLDictionary(menus, skey);
2500 WMReleasePropList(skey);
2501 restoreMenu(scr, menu, WSS_SWITCHMENU);
2502
2503 if (!scr->root_menu) {
2504 OpenRootMenu(scr, scr->scr_width * 2, 0, False);
2505 wMenuUnmap(scr->root_menu);
2506 }
2507 restoreMenuRecurs(scr, menus, scr->root_menu, "");
2508 }
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