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Revert "getstyle: Remove dead code"
[wmaker-crm.git] / src / menu.c
blobdd84ca2e2cee04f88cc0cc000e7cd65bfa088105
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, flags,
164 screen->menu_title_texture, NULL,
165 screen->menu_title_color, &screen->menu_title_font);
166
167 menu->frame->core->descriptor.parent = menu;
168 menu->frame->core->descriptor.parent_type = WCLASS_MENU;
169 menu->frame->core->descriptor.handle_mousedown = menuMouseDown;
170
171 wFrameWindowHideButton(menu->frame, WFF_RIGHT_BUTTON);
172
173 if (title) {
174 menu->frame->title = wstrdup(title);
175 }
176
177 menu->frame->flags.justification = WTJ_LEFT;
178
179 menu->frame->rbutton_image = screen->b_pixmaps[WBUT_CLOSE];
180
181 menu->entry_no = 0;
182 menu->alloced_entries = 0;
183 menu->selected_entry = -1;
184 menu->entries = NULL;
185
186 menu->frame_x = screen->app_menu_x;
187 menu->frame_y = screen->app_menu_y;
188
189 menu->frame->child = menu;
190
191 menu->flags.lowered = 0;
192
193 /* create borders */
194 if (title) {
195 /* setup object descriptors */
196 menu->frame->on_mousedown_titlebar = menuTitleMouseDown;
197 menu->frame->on_dblclick_titlebar = menuTitleDoubleClick;
198 }
199
200 menu->frame->on_click_right = menuCloseClick;
201
202 menu->menu = wCoreCreate(menu->frame->core, 0, menu->frame->top_width, menu->frame->core->width, 10);
203
204 menu->menu->descriptor.parent = menu;
205 menu->menu->descriptor.parent_type = WCLASS_MENU;
206 menu->menu->descriptor.handle_expose = menuExpose;
207 menu->menu->descriptor.handle_mousedown = menuMouseDown;
208
209 menu->menu_texture_data = None;
210
211 XMapWindow(dpy, menu->menu->window);
212
213 XFlush(dpy);
214
215 if (!brother) {
216 brother = 1;
217 menu->brother = wMenuCreate(screen, title, main_menu);
218 brother = 0;
219 menu->brother->flags.brother = 1;
220 menu->brother->brother = menu;
221 }
222 WMAddNotificationObserver(appearanceObserver, menu, WNMenuAppearanceSettingsChanged, menu);
223
224 WMAddNotificationObserver(appearanceObserver, menu, WNMenuTitleAppearanceSettingsChanged, menu);
225
226 return menu;
227 }
228
229 WMenu *wMenuCreateForApp(WScreen * screen, char *title, int main_menu)
230 {
231 WMenu *menu;
232
233 menu = wMenuCreate(screen, title, main_menu);
234 if (!menu)
235 return NULL;
236 menu->flags.app_menu = 1;
237 menu->brother->flags.app_menu = 1;
238
239 return menu;
240 }
241
242 static void insertEntry(WMenu * menu, WMenuEntry * entry, int index)
243 {
244 int i;
245
246 for (i = menu->entry_no - 1; i >= index; i--) {
247 menu->entries[i]->order++;
248 menu->entries[i + 1] = menu->entries[i];
249 }
250 menu->entries[index] = entry;
251 }
252
253 WMenuEntry *wMenuInsertCallback(WMenu * menu, int index, char *text,
254 void (*callback) (WMenu * menu, WMenuEntry * entry), void *clientdata)
255 {
256 WMenuEntry *entry;
257
258 menu->flags.realized = 0;
259 menu->brother->flags.realized = 0;
260
261 /* reallocate array if it's too small */
262 if (menu->entry_no >= menu->alloced_entries) {
263 void *tmp;
264
265 tmp = wrealloc(menu->entries, sizeof(WMenuEntry) * (menu->alloced_entries + 5));
266
267 menu->entries = tmp;
268 menu->alloced_entries += 5;
269
270 menu->brother->entries = tmp;
271 menu->brother->alloced_entries = menu->alloced_entries;
272 }
273 entry = wmalloc(sizeof(WMenuEntry));
274 memset(entry, 0, sizeof(WMenuEntry));
275 entry->flags.enabled = 1;
276 entry->text = wstrdup(text);
277 entry->cascade = -1;
278 entry->clientdata = clientdata;
279 entry->callback = callback;
280 if (index < 0 || index >= menu->entry_no) {
281 entry->order = menu->entry_no;
282 menu->entries[menu->entry_no] = entry;
283 } else {
284 entry->order = index;
285 insertEntry(menu, entry, index);
286 }
287
288 menu->entry_no++;
289 menu->brother->entry_no = menu->entry_no;
290
291 return entry;
292 }
293
294 void wMenuEntrySetCascade(WMenu * menu, WMenuEntry * entry, WMenu * cascade)
295 {
296 WMenu *brother = menu->brother;
297 int i, done;
298
299 assert(menu->flags.brother == 0);
300
301 if (entry->cascade >= 0) {
302 menu->flags.realized = 0;
303 brother->flags.realized = 0;
304 }
305
306 cascade->parent = menu;
307
308 cascade->brother->parent = brother;
309
310 done = 0;
311 for (i = 0; i < menu->cascade_no; i++) {
312 if (menu->cascades[i] == NULL) {
313 menu->cascades[i] = cascade;
314 brother->cascades[i] = cascade->brother;
315 done = 1;
316 entry->cascade = i;
317 break;
318 }
319 }
320 if (!done) {
321 entry->cascade = menu->cascade_no;
322
323 menu->cascades = wrealloc(menu->cascades, sizeof(WMenu) * (menu->cascade_no + 1));
324 menu->cascades[menu->cascade_no++] = cascade;
325
326 brother->cascades = wrealloc(brother->cascades, sizeof(WMenu) * (brother->cascade_no + 1));
327 brother->cascades[brother->cascade_no++] = cascade->brother;
328 }
329
330 if (menu->flags.lowered) {
331
332 cascade->flags.lowered = 1;
333 ChangeStackingLevel(cascade->frame->core, WMNormalLevel);
334
335 cascade->brother->flags.lowered = 1;
336 ChangeStackingLevel(cascade->brother->frame->core, WMNormalLevel);
337 }
338
339 if (!menu->flags.realized)
340 wMenuRealize(menu);
341 }
342
343 void wMenuEntryRemoveCascade(WMenu * menu, WMenuEntry * entry)
344 {
345 assert(menu->flags.brother == 0);
346
347 /* destroy cascade menu */
348 if (entry->cascade >= 0 && menu->cascades && menu->cascades[entry->cascade] != NULL) {
349
350 wMenuDestroy(menu->cascades[entry->cascade], True);
351
352 menu->cascades[entry->cascade] = NULL;
353 menu->brother->cascades[entry->cascade] = NULL;
354
355 entry->cascade = -1;
356 }
357 }
358
359 void wMenuRemoveItem(WMenu * menu, int index)
360 {
361 int i;
362
363 if (menu->flags.brother) {
364 wMenuRemoveItem(menu->brother, index);
365 return;
366 }
367
368 if (index >= menu->entry_no)
369 return;
370
371 /* destroy cascade menu */
372 wMenuEntryRemoveCascade(menu, menu->entries[index]);
373
374 /* destroy unshared data */
375
376 if (menu->entries[index]->text)
377 wfree(menu->entries[index]->text);
378
379 if (menu->entries[index]->rtext)
380 wfree(menu->entries[index]->rtext);
381
382 if (menu->entries[index]->free_cdata && menu->entries[index]->clientdata)
383 (*menu->entries[index]->free_cdata) (menu->entries[index]->clientdata);
384
385 wfree(menu->entries[index]);
386
387 for (i = index; i < menu->entry_no - 1; i++) {
388 menu->entries[i + 1]->order--;
389 menu->entries[i] = menu->entries[i + 1];
390 }
391 menu->entry_no--;
392 menu->brother->entry_no--;
393 }
394
395 static Pixmap renderTexture(WMenu * menu)
396 {
397 RImage *img;
398 Pixmap pix;
399 int i;
400 RColor light;
401 RColor dark;
402 RColor mid;
403 WScreen *scr = menu->menu->screen_ptr;
404 WTexture *texture = scr->menu_item_texture;
405
406 if (wPreferences.menu_style == MS_NORMAL) {
407 img = wTextureRenderImage(texture, menu->menu->width, menu->entry_height, WREL_MENUENTRY);
408 } else {
409 img = wTextureRenderImage(texture, menu->menu->width, menu->menu->height + 1, WREL_MENUENTRY);
410 }
411 if (!img) {
412 wwarning(_("could not render texture: %s"), RMessageForError(RErrorCode));
413
414 return None;
415 }
416
417 if (wPreferences.menu_style == MS_SINGLE_TEXTURE) {
418 light.alpha = 0;
419 light.red = light.green = light.blue = 80;
420
421 dark.alpha = 255;
422 dark.red = dark.green = dark.blue = 0;
423
424 mid.alpha = 0;
425 mid.red = mid.green = mid.blue = 40;
426
427 for (i = 1; i < menu->entry_no; i++) {
428 ROperateLine(img, RSubtractOperation, 0, i * menu->entry_height - 2,
429 menu->menu->width - 1, i * menu->entry_height - 2, &mid);
430
431 RDrawLine(img, 0, i * menu->entry_height - 1,
432 menu->menu->width - 1, i * menu->entry_height - 1, &dark);
433
434 ROperateLine(img, RAddOperation, 0, i * menu->entry_height,
435 menu->menu->width - 1, i * menu->entry_height, &light);
436 }
437 }
438 if (!RConvertImage(scr->rcontext, img, &pix)) {
439 wwarning(_("error rendering image:%s"), RMessageForError(RErrorCode));
440 }
441 RReleaseImage(img);
442
443 return pix;
444 }
445
446 static void updateTexture(WMenu * menu)
447 {
448 WScreen *scr = menu->menu->screen_ptr;
449
450 /* setup background texture */
451 if (scr->menu_item_texture->any.type != WTEX_SOLID) {
452 if (!menu->flags.brother) {
453 FREE_PIXMAP(menu->menu_texture_data);
454
455 menu->menu_texture_data = renderTexture(menu);
456
457 XSetWindowBackgroundPixmap(dpy, menu->menu->window, menu->menu_texture_data);
458 XClearWindow(dpy, menu->menu->window);
459
460 XSetWindowBackgroundPixmap(dpy, menu->brother->menu->window, menu->menu_texture_data);
461 XClearWindow(dpy, menu->brother->menu->window);
462 }
463 } else {
464 XSetWindowBackground(dpy, menu->menu->window, scr->menu_item_texture->any.color.pixel);
465 XClearWindow(dpy, menu->menu->window);
466 }
467 }
468
469 void wMenuRealize(WMenu * menu)
470 {
471 int i;
472 int width, rwidth, mrwidth, mwidth;
473 int theight, twidth, eheight;
474 WScreen *scr = menu->frame->screen_ptr;
475 static int brother_done = 0;
476 int flags;
477
478 if (!brother_done) {
479 brother_done = 1;
480 wMenuRealize(menu->brother);
481 brother_done = 0;
482 }
483
484 flags = WFF_SINGLE_STATE | WFF_BORDER;
485 if (menu->flags.titled)
486 flags |= WFF_TITLEBAR | WFF_RIGHT_BUTTON;
487
488 wFrameWindowUpdateBorders(menu->frame, flags);
489
490 if (menu->flags.titled) {
491 twidth = WMWidthOfString(scr->menu_title_font, menu->frame->title, strlen(menu->frame->title));
492 theight = menu->frame->top_width;
493 twidth += theight + (wPreferences.new_style == TS_NEW ? 16 : 8);
494 } else {
495 twidth = 0;
496 theight = 0;
497 }
498 eheight = WMFontHeight(scr->menu_entry_font) + 6 + wPreferences.menu_text_clearance * 2;
499 menu->entry_height = eheight;
500 mrwidth = 0;
501 mwidth = 0;
502 for (i = 0; i < menu->entry_no; i++) {
503 char *text;
504
505 /* search widest text */
506 text = menu->entries[i]->text;
507 width = WMWidthOfString(scr->menu_entry_font, text, strlen(text)) + 10;
508
509 if (menu->entries[i]->flags.indicator) {
510 width += MENU_INDICATOR_SPACE;
511 }
512
513 if (width > mwidth)
514 mwidth = width;
515
516 /* search widest text on right */
517 text = menu->entries[i]->rtext;
518 if (text)
519 rwidth = WMWidthOfString(scr->menu_entry_font, text, strlen(text))
520 + 10;
521 else if (menu->entries[i]->cascade >= 0)
522 rwidth = 16;
523 else
524 rwidth = 4;
525
526 if (rwidth > mrwidth)
527 mrwidth = rwidth;
528 }
529 mwidth += mrwidth;
530
531 if (mwidth < twidth)
532 mwidth = twidth;
533
534 wCoreConfigure(menu->menu, 0, theight, mwidth, menu->entry_no * eheight - 1);
535
536 wFrameWindowResize(menu->frame, mwidth, menu->entry_no * eheight - 1
537 + menu->frame->top_width + menu->frame->bottom_width);
538
539 updateTexture(menu);
540
541 menu->flags.realized = 1;
542
543 if (menu->flags.mapped)
544 wMenuPaint(menu);
545 if (menu->brother->flags.mapped)
546 wMenuPaint(menu->brother);
547 }
548
549 void wMenuDestroy(WMenu * menu, int recurse)
550 {
551 int i;
552
553 WMRemoveNotificationObserver(menu);
554
555 /* remove any pending timers */
556 if (menu->timer)
557 WMDeleteTimerHandler(menu->timer);
558 menu->timer = NULL;
559
560 /* call destroy handler */
561 if (menu->on_destroy)
562 (*menu->on_destroy) (menu);
563
564 /* Destroy items if this menu own them. If this is the "brother" menu,
565 * leave them alone as it is shared by them.
566 */
567 if (!menu->flags.brother) {
568 for (i = 0; i < menu->entry_no; i++) {
569
570 wfree(menu->entries[i]->text);
571
572 if (menu->entries[i]->rtext)
573 wfree(menu->entries[i]->rtext);
574 #ifdef USER_MENU
575
576 if (menu->entries[i]->instances) {
577 WMReleasePropList(menu->entries[i]->instances);
578 }
579 #endif /* USER_MENU */
580
581 if (menu->entries[i]->free_cdata && menu->entries[i]->clientdata) {
582 (*menu->entries[i]->free_cdata) (menu->entries[i]->clientdata);
583 }
584 wfree(menu->entries[i]);
585 }
586
587 if (recurse) {
588 for (i = 0; i < menu->cascade_no; i++) {
589 if (menu->cascades[i]) {
590 if (menu->cascades[i]->flags.brother)
591 wMenuDestroy(menu->cascades[i]->brother, recurse);
592 else
593 wMenuDestroy(menu->cascades[i], recurse);
594 }
595 }
596 }
597
598 if (menu->entries)
599 wfree(menu->entries);
600
601 }
602
603 FREE_PIXMAP(menu->menu_texture_data);
604
605 if (menu->cascades)
606 wfree(menu->cascades);
607
608 wCoreDestroy(menu->menu);
609 wFrameWindowDestroy(menu->frame);
610
611 /* destroy copy of this menu */
612 if (!menu->flags.brother && menu->brother)
613 wMenuDestroy(menu->brother, False);
614
615 wfree(menu);
616 }
617
618 #define F_NORMAL 0
619 #define F_TOP 1
620 #define F_BOTTOM 2
621 #define F_NONE 3
622
623 static void drawFrame(WScreen * scr, Drawable win, int y, int w, int h, int type)
624 {
625 XSegment segs[2];
626 int i;
627
628 i = 0;
629 segs[i].x1 = segs[i].x2 = w - 1;
630 segs[i].y1 = y;
631 segs[i].y2 = y + h - 1;
632 i++;
633 if (type != F_TOP && type != F_NONE) {
634 segs[i].x1 = 1;
635 segs[i].y1 = segs[i].y2 = y + h - 2;
636 segs[i].x2 = w - 1;
637 i++;
638 }
639 XDrawSegments(dpy, win, scr->menu_item_auxtexture->dim_gc, segs, i);
640
641 i = 0;
642 segs[i].x1 = 0;
643 segs[i].y1 = y;
644 segs[i].x2 = 0;
645 segs[i].y2 = y + h - 1;
646 i++;
647 if (type != F_BOTTOM && type != F_NONE) {
648 segs[i].x1 = 0;
649 segs[i].y1 = y;
650 segs[i].x2 = w - 1;
651 segs[i].y2 = y;
652 i++;
653 }
654 XDrawSegments(dpy, win, scr->menu_item_auxtexture->light_gc, segs, i);
655
656 if (type != F_TOP && type != F_NONE)
657 XDrawLine(dpy, win, scr->menu_item_auxtexture->dark_gc, 0, y + h - 1, w - 1, y + h - 1);
658 }
659
660 static void paintEntry(WMenu * menu, int index, int selected)
661 {
662 WScreen *scr = menu->frame->screen_ptr;
663 Window win = menu->menu->window;
664 WMenuEntry *entry = menu->entries[index];
665 GC light, dim, dark;
666 WMColor *color;
667 int x, y, w, h, tw;
668 int type;
669
670 if (!menu->flags.realized)
671 return;
672 h = menu->entry_height;
673 w = menu->menu->width;
674 y = index * h;
675
676 light = scr->menu_item_auxtexture->light_gc;
677 dim = scr->menu_item_auxtexture->dim_gc;
678 dark = scr->menu_item_auxtexture->dark_gc;
679
680 if (wPreferences.menu_style == MS_FLAT && menu->entry_no > 1) {
681 if (index == 0)
682 type = F_TOP;
683 else if (index == menu->entry_no - 1)
684 type = F_BOTTOM;
685 else
686 type = F_NONE;
687 } else {
688 type = F_NORMAL;
689 }
690
691 /* paint background */
692 if (selected) {
693 XFillRectangle(dpy, win, WMColorGC(scr->select_color), 1, y + 1, w - 2, h - 3);
694 if (scr->menu_item_texture->any.type == WTEX_SOLID)
695 drawFrame(scr, win, y, w, h, type);
696 } else {
697 if (scr->menu_item_texture->any.type == WTEX_SOLID) {
698 XClearArea(dpy, win, 0, y + 1, w - 1, h - 3, False);
699 /* draw the frame */
700 drawFrame(scr, win, y, w, h, type);
701 } else {
702 XClearArea(dpy, win, 0, y, w, h, False);
703 }
704 }
705
706 if (selected) {
707 if (entry->flags.enabled)
708 color = scr->select_text_color;
709 else
710 color = scr->dtext_color;
711 } else if (!entry->flags.enabled) {
712 color = scr->dtext_color;
713 } else {
714 color = scr->mtext_color;
715 }
716 /* draw text */
717 x = 5;
718 if (entry->flags.indicator)
719 x += MENU_INDICATOR_SPACE + 2;
720
721 WMDrawString(scr->wmscreen, win, color, scr->menu_entry_font,
722 x, 3 + y + wPreferences.menu_text_clearance, entry->text, strlen(entry->text));
723
724 if (entry->cascade >= 0) {
725 /* draw the cascade indicator */
726 XDrawLine(dpy, win, dim, w - 11, y + 6, w - 6, y + h / 2 - 1);
727 XDrawLine(dpy, win, light, w - 11, y + h - 8, w - 6, y + h / 2 - 1);
728 XDrawLine(dpy, win, dark, w - 12, y + 6, w - 12, y + h - 8);
729 }
730
731 /* draw indicator */
732 if (entry->flags.indicator && entry->flags.indicator_on) {
733 int iw, ih;
734 WPixmap *indicator;
735
736 switch (entry->flags.indicator_type) {
737 case MI_CHECK:
738 indicator = scr->menu_check_indicator;
739 break;
740 case MI_MINIWINDOW:
741 indicator = scr->menu_mini_indicator;
742 break;
743 case MI_HIDDEN:
744 indicator = scr->menu_hide_indicator;
745 break;
746 case MI_SHADED:
747 indicator = scr->menu_shade_indicator;
748 break;
749 case MI_DIAMOND:
750 default:
751 indicator = scr->menu_radio_indicator;
752 break;
753 }
754
755 iw = indicator->width;
756 ih = indicator->height;
757 XSetClipMask(dpy, scr->copy_gc, indicator->mask);
758 XSetClipOrigin(dpy, scr->copy_gc, 5, y + (h - ih) / 2);
759 if (selected) {
760 if (entry->flags.enabled) {
761 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->select_text_color));
762 } else {
763 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->dtext_color));
764 }
765 } else {
766 if (entry->flags.enabled) {
767 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->mtext_color));
768 } else {
769 XSetForeground(dpy, scr->copy_gc, WMColorPixel(scr->dtext_color));
770 }
771 }
772 XFillRectangle(dpy, win, scr->copy_gc, 5, y + (h - ih) / 2, iw, ih);
773 /*
774 XCopyArea(dpy, indicator->image, win, scr->copy_gc, 0, 0,
775 iw, ih, 5, y+(h-ih)/2);
776 */
777 XSetClipOrigin(dpy, scr->copy_gc, 0, 0);
778 }
779
780 /* draw right text */
781
782 if (entry->rtext && entry->cascade < 0) {
783 tw = WMWidthOfString(scr->menu_entry_font, entry->rtext, strlen(entry->rtext));
784
785 WMDrawString(scr->wmscreen, win, color, scr->menu_entry_font, w - 6 - tw,
786 y + 3 + wPreferences.menu_text_clearance, entry->rtext, strlen(entry->rtext));
787 }
788 }
789
790 static void move_menus(WMenu * menu, int x, int y)
791 {
792 while (menu->parent) {
793 menu = menu->parent;
794 x -= MENUW(menu);
795 if (!wPreferences.align_menus && menu->selected_entry >= 0) {
796 y -= menu->selected_entry * menu->entry_height;
797 }
798 }
799 wMenuMove(menu, x, y, True);
800 }
801
802 static void makeVisible(WMenu * menu)
803 {
804 WScreen *scr = menu->frame->screen_ptr;
805 int x1, y1, x2, y2, new_x, new_y;
806 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
807
808 if (menu->entry_no < 0)
809 return;
810
811 x1 = menu->frame_x;
812 y1 = menu->frame_y + menu->frame->top_width + menu->selected_entry * menu->entry_height;
813 x2 = x1 + MENUW(menu);
814 y2 = y1 + menu->entry_height;
815
816 new_x = x1;
817 new_y = y1;
818
819 if (x1 < rect.pos.x) {
820 new_x = rect.pos.x;
821 } else if (x2 >= rect.pos.x + rect.size.width) {
822 new_x = rect.pos.x + rect.size.width - MENUW(menu) - 1;
823 }
824
825 if (y1 < rect.pos.y) {
826 new_y = rect.pos.y;
827 } else if (y2 >= rect.pos.y + rect.size.height) {
828 new_y = rect.pos.y + rect.size.height - menu->entry_height - 1;
829 }
830
831 new_y = new_y - menu->frame->top_width - menu->selected_entry * menu->entry_height;
832 move_menus(menu, new_x, new_y);
833 }
834
835 static int check_key(WMenu * menu, XKeyEvent * event)
836 {
837 int i, ch, s;
838 char buffer[32];
839
840 if (XLookupString(event, buffer, 32, NULL, NULL) < 1)
841 return -1;
842
843 ch = toupper(buffer[0]);
844
845 s = (menu->selected_entry >= 0 ? menu->selected_entry + 1 : 0);
846
847 again:
848 for (i = s; i < menu->entry_no; i++) {
849 if (ch == toupper(menu->entries[i]->text[0])) {
850 return i;
851 }
852 }
853 /* no match. Retry from start, if previous started from a selected entry */
854 if (s != 0) {
855 s = 0;
856 goto again;
857 }
858 return -1;
859 }
860
861 static int keyboardMenu(WMenu * menu)
862 {
863 XEvent event;
864 KeySym ksym = NoSymbol;
865 int done = 0;
866 int index;
867 WMenuEntry *entry;
868 int old_pos_x = menu->frame_x;
869 int old_pos_y = menu->frame_y;
870 int new_x = old_pos_x, new_y = old_pos_y;
871 WMRect rect = wGetRectForHead(menu->frame->screen_ptr,
872 wGetHeadForPointerLocation(menu->frame->screen_ptr));
873
874 if (menu->flags.editing)
875 return False;
876
877 XGrabKeyboard(dpy, menu->frame->core->window, True, GrabModeAsync, GrabModeAsync, CurrentTime);
878
879 if (menu->frame_y + menu->frame->top_width >= rect.pos.y + rect.size.height)
880 new_y = rect.pos.y + rect.size.height - menu->frame->top_width;
881
882 if (menu->frame_x + MENUW(menu) >= rect.pos.x + rect.size.width)
883 new_x = rect.pos.x + rect.size.width - MENUW(menu) - 1;
884
885 move_menus(menu, new_x, new_y);
886
887 while (!done && menu->flags.mapped) {
888 XAllowEvents(dpy, AsyncKeyboard, CurrentTime);
889 WMMaskEvent(dpy, ExposureMask | ButtonMotionMask | ButtonPressMask
890 | ButtonReleaseMask | KeyPressMask | KeyReleaseMask | SubstructureNotifyMask, &event);
891
892 switch (event.type) {
893 case KeyPress:
894 ksym = XLookupKeysym(&event.xkey, 0);
895 switch (ksym) {
896 case XK_Escape:
897 done = 1;
898 break;
899
900 case XK_Home:
901 #ifdef XK_KP_Home
902 case XK_KP_Home:
903 #endif
904 selectEntry(menu, 0);
905 makeVisible(menu);
906 break;
907
908 case XK_End:
909 #ifdef XK_KP_End
910 case XK_KP_End:
911 #endif
912 selectEntry(menu, menu->entry_no - 1);
913 makeVisible(menu);
914 break;
915
916 case XK_Up:
917 #ifdef ARROWLESS_KBD
918 case XK_k:
919 #endif
920 #ifdef XK_KP_Up
921 case XK_KP_Up:
922 #endif
923 if (menu->selected_entry <= 0)
924 selectEntry(menu, menu->entry_no - 1);
925 else
926 selectEntry(menu, menu->selected_entry - 1);
927 makeVisible(menu);
928 break;
929
930 case XK_Down:
931 #ifdef ARROWLESS_KBD
932 case XK_j:
933 #endif
934 #ifdef XK_KP_Down
935 case XK_KP_Down:
936 #endif
937 if (menu->selected_entry < 0)
938 selectEntry(menu, 0);
939 else if (menu->selected_entry == menu->entry_no - 1)
940 selectEntry(menu, 0);
941 else if (menu->selected_entry < menu->entry_no - 1)
942 selectEntry(menu, menu->selected_entry + 1);
943 makeVisible(menu);
944 break;
945
946 case XK_Right:
947 #ifdef ARROWLESS_KBD
948 case XK_l:
949 #endif
950 #ifdef XK_KP_Right
951 case XK_KP_Right:
952 #endif
953 if (menu->selected_entry >= 0) {
954 WMenuEntry *entry;
955 entry = menu->entries[menu->selected_entry];
956
957 if (entry->cascade >= 0 && menu->cascades
958 && menu->cascades[entry->cascade]->entry_no > 0) {
959
960 XUngrabKeyboard(dpy, CurrentTime);
961
962 selectEntry(menu->cascades[entry->cascade], 0);
963 if (!keyboardMenu(menu->cascades[entry->cascade]))
964 done = 1;
965
966 XGrabKeyboard(dpy, menu->frame->core->window, True,
967 GrabModeAsync, GrabModeAsync, CurrentTime);
968 }
969 }
970 break;
971
972 case XK_Left:
973 #ifdef ARROWLESS_KBD
974 case XK_h:
975 #endif
976 #ifdef XK_KP_Left
977 case XK_KP_Left:
978 #endif
979 if (menu->parent != NULL && menu->parent->selected_entry >= 0) {
980 selectEntry(menu, -1);
981 move_menus(menu, old_pos_x, old_pos_y);
982 return True;
983 }
984 break;
985
986 case XK_Return:
987 #ifdef XK_KP_Enter
988 case XK_KP_Enter:
989 #endif
990 done = 2;
991 break;
992
993 default:
994 index = check_key(menu, &event.xkey);
995 if (index >= 0) {
996 selectEntry(menu, index);
997 }
998 }
999 break;
1000
1001 default:
1002 if (event.type == ButtonPress)
1003 done = 1;
1004
1005 WMHandleEvent(&event);
1006 }
1007 }
1008
1009 XUngrabKeyboard(dpy, CurrentTime);
1010
1011 if (done == 2 && menu->selected_entry >= 0) {
1012 entry = menu->entries[menu->selected_entry];
1013 } else {
1014 entry = NULL;
1015 }
1016
1017 if (entry && entry->callback != NULL && entry->flags.enabled && entry->cascade < 0) {
1018 #if (MENU_BLINK_COUNT > 0)
1019 int sel = menu->selected_entry;
1020 int i;
1021
1022 for (i = 0; i < MENU_BLINK_COUNT; i++) {
1023 paintEntry(menu, sel, False);
1024 XSync(dpy, 0);
1025 wusleep(MENU_BLINK_DELAY);
1026 paintEntry(menu, sel, True);
1027 XSync(dpy, 0);
1028 wusleep(MENU_BLINK_DELAY);
1029 }
1030 #endif
1031 selectEntry(menu, -1);
1032
1033 if (!menu->flags.buttoned) {
1034 wMenuUnmap(menu);
1035 move_menus(menu, old_pos_x, old_pos_y);
1036 }
1037 closeCascade(menu);
1038
1039 (*entry->callback) (menu, entry);
1040 } else {
1041 if (!menu->flags.buttoned) {
1042 wMenuUnmap(menu);
1043 move_menus(menu, old_pos_x, old_pos_y);
1044 }
1045 selectEntry(menu, -1);
1046 }
1047
1048 /* returns True if returning from a submenu to a parent menu,
1049 * False if exiting from menu */
1050 return False;
1051 }
1052
1053 void wMenuMapAt(WMenu * menu, int x, int y, int keyboard)
1054 {
1055 WMRect rect = wGetRectForHead(menu->frame->screen_ptr,
1056 wGetHeadForPointerLocation(menu->frame->screen_ptr));
1057
1058 if (!menu->flags.realized) {
1059 menu->flags.realized = 1;
1060 wMenuRealize(menu);
1061 }
1062 if (!menu->flags.mapped) {
1063 if (wPreferences.wrap_menus) {
1064 if (x < rect.pos.x)
1065 x = rect.pos.x;
1066 if (y < rect.pos.y)
1067 y = rect.pos.y;
1068 if (x + MENUW(menu) > rect.pos.x + rect.size.width)
1069 x = rect.pos.x + rect.size.width - MENUW(menu);
1070 if (y + MENUH(menu) > rect.pos.y + rect.size.height)
1071 y = rect.pos.y + rect.size.height - MENUH(menu);
1072 }
1073
1074 XMoveWindow(dpy, menu->frame->core->window, x, y);
1075 menu->frame_x = x;
1076 menu->frame_y = y;
1077 XMapWindow(dpy, menu->frame->core->window);
1078 wRaiseFrame(menu->frame->core);
1079 menu->flags.mapped = 1;
1080 } else {
1081 selectEntry(menu, 0);
1082 }
1083
1084 if (keyboard)
1085 keyboardMenu(menu);
1086 }
1087
1088 void wMenuMap(WMenu * menu)
1089 {
1090 if (!menu->flags.realized) {
1091 menu->flags.realized = 1;
1092 wMenuRealize(menu);
1093 }
1094 if (menu->flags.app_menu && menu->parent == NULL) {
1095 menu->frame_x = menu->frame->screen_ptr->app_menu_x;
1096 menu->frame_y = menu->frame->screen_ptr->app_menu_y;
1097 XMoveWindow(dpy, menu->frame->core->window, menu->frame_x, menu->frame_y);
1098 }
1099 XMapWindow(dpy, menu->frame->core->window);
1100 wRaiseFrame(menu->frame->core);
1101 menu->flags.mapped = 1;
1102 }
1103
1104 void wMenuUnmap(WMenu * menu)
1105 {
1106 int i;
1107
1108 XUnmapWindow(dpy, menu->frame->core->window);
1109 if (menu->flags.titled && menu->flags.buttoned) {
1110 wFrameWindowHideButton(menu->frame, WFF_RIGHT_BUTTON);
1111 }
1112 menu->flags.buttoned = 0;
1113 menu->flags.mapped = 0;
1114 menu->flags.open_to_left = 0;
1115
1116 for (i = 0; i < menu->cascade_no; i++) {
1117 if (menu->cascades[i] != NULL
1118 && menu->cascades[i]->flags.mapped && !menu->cascades[i]->flags.buttoned) {
1119
1120 wMenuUnmap(menu->cascades[i]);
1121 }
1122 }
1123 menu->selected_entry = -1;
1124 }
1125
1126 void wMenuPaint(WMenu * menu)
1127 {
1128 int i;
1129
1130 if (!menu->flags.mapped) {
1131 return;
1132 }
1133
1134 /* paint entries */
1135 for (i = 0; i < menu->entry_no; i++) {
1136 paintEntry(menu, i, i == menu->selected_entry);
1137 }
1138 }
1139
1140 void wMenuSetEnabled(WMenu * menu, int index, int enable)
1141 {
1142 if (index >= menu->entry_no)
1143 return;
1144 menu->entries[index]->flags.enabled = enable;
1145 paintEntry(menu, index, index == menu->selected_entry);
1146 paintEntry(menu->brother, index, index == menu->selected_entry);
1147 }
1148
1149
1150 static void selectEntry(WMenu * menu, int entry_no)
1151 {
1152 WMenuEntry *entry;
1153 WMenu *submenu;
1154 int old_entry;
1155
1156 if (menu->entries == NULL)
1157 return;
1158
1159 if (entry_no >= menu->entry_no)
1160 return;
1161
1162 old_entry = menu->selected_entry;
1163 menu->selected_entry = entry_no;
1164
1165 if (old_entry != entry_no) {
1166
1167 /* unselect previous entry */
1168 if (old_entry >= 0) {
1169 paintEntry(menu, old_entry, False);
1170 entry = menu->entries[old_entry];
1171
1172 /* unmap cascade */
1173 if (entry->cascade >= 0 && menu->cascades) {
1174 if (!menu->cascades[entry->cascade]->flags.buttoned) {
1175 wMenuUnmap(menu->cascades[entry->cascade]);
1176 }
1177 }
1178 }
1179
1180 if (entry_no < 0) {
1181 menu->selected_entry = -1;
1182 return;
1183 }
1184 entry = menu->entries[entry_no];
1185
1186 if (entry->cascade >= 0 && menu->cascades && entry->flags.enabled) {
1187 /* Callback for when the submenu is opened.
1188 */
1189 submenu = menu->cascades[entry->cascade];
1190 if (submenu && submenu->flags.brother)
1191 submenu = submenu->brother;
1192
1193 if (entry->callback) {
1194 /* Only call the callback if the submenu is not yet mapped.
1195 */
1196 if (menu->flags.brother) {
1197 if (!submenu || !submenu->flags.mapped)
1198 (*entry->callback) (menu->brother, entry);
1199 } else {
1200 if (!submenu || !submenu->flags.buttoned)
1201 (*entry->callback) (menu, entry);
1202 }
1203 }
1204
1205 /* the submenu menu might have changed */
1206 submenu = menu->cascades[entry->cascade];
1207
1208 /* map cascade */
1209 if (!submenu->flags.mapped) {
1210 int x, y;
1211
1212 if (!submenu->flags.realized)
1213 wMenuRealize(submenu);
1214 if (wPreferences.wrap_menus) {
1215 if (menu->flags.open_to_left)
1216 submenu->flags.open_to_left = 1;
1217
1218 if (submenu->flags.open_to_left) {
1219 x = menu->frame_x - MENUW(submenu);
1220 if (x < 0) {
1221 x = 0;
1222 submenu->flags.open_to_left = 0;
1223 }
1224 } else {
1225 x = menu->frame_x + MENUW(menu);
1226
1227 if (x + MENUW(submenu)
1228 >= menu->frame->screen_ptr->scr_width) {
1229
1230 x = menu->frame_x - MENUW(submenu);
1231 submenu->flags.open_to_left = 1;
1232 }
1233 }
1234 } else {
1235 x = menu->frame_x + MENUW(menu);
1236 }
1237
1238 if (wPreferences.align_menus) {
1239 y = menu->frame_y;
1240 } else {
1241 y = menu->frame_y + menu->entry_height * entry_no;
1242 if (menu->flags.titled)
1243 y += menu->frame->top_width;
1244 if (menu->cascades[entry->cascade]->flags.titled)
1245 y -= menu->cascades[entry->cascade]->frame->top_width;
1246 }
1247
1248 wMenuMapAt(menu->cascades[entry->cascade], x, y, False);
1249 menu->cascades[entry->cascade]->parent = menu;
1250 } else {
1251 return;
1252 }
1253 }
1254 paintEntry(menu, entry_no, True);
1255 }
1256 }
1257
1258 static WMenu *findMenu(WScreen * scr, int *x_ret, int *y_ret)
1259 {
1260 WMenu *menu;
1261 WObjDescriptor *desc;
1262 Window root_ret, win, junk_win;
1263 int x, y, wx, wy;
1264 unsigned int mask;
1265
1266 XQueryPointer(dpy, scr->root_win, &root_ret, &win, &x, &y, &wx, &wy, &mask);
1267
1268 if (win == None)
1269 return NULL;
1270
1271 if (XFindContext(dpy, win, wWinContext, (XPointer *) & desc) == XCNOENT)
1272 return NULL;
1273
1274 if (desc->parent_type == WCLASS_MENU) {
1275 menu = (WMenu *) desc->parent;
1276 XTranslateCoordinates(dpy, root_ret, menu->menu->window, wx, wy, x_ret, y_ret, &junk_win);
1277 return menu;
1278 }
1279 return NULL;
1280 }
1281
1282 static void closeCascade(WMenu * menu)
1283 {
1284 WMenu *parent = menu->parent;
1285
1286 if (menu->flags.brother || (!menu->flags.buttoned && (!menu->flags.app_menu || menu->parent != NULL))) {
1287
1288 selectEntry(menu, -1);
1289 XSync(dpy, 0);
1290 #if (MENU_BLINK_DELAY > 2)
1291 wusleep(MENU_BLINK_DELAY / 2);
1292 #endif
1293 wMenuUnmap(menu);
1294 while (parent != NULL
1295 && (parent->parent != NULL || !parent->flags.app_menu || parent->flags.brother)
1296 && !parent->flags.buttoned) {
1297 selectEntry(parent, -1);
1298 wMenuUnmap(parent);
1299 parent = parent->parent;
1300 }
1301 if (parent)
1302 selectEntry(parent, -1);
1303 }
1304 }
1305
1306 static void closeBrotherCascadesOf(WMenu * menu)
1307 {
1308 WMenu *tmp;
1309 int i;
1310
1311 for (i = 0; i < menu->cascade_no; i++) {
1312 if (menu->cascades[i]->flags.brother) {
1313 tmp = menu->cascades[i];
1314 } else {
1315 tmp = menu->cascades[i]->brother;
1316 }
1317 if (tmp->flags.mapped) {
1318 selectEntry(tmp->parent, -1);
1319 closeBrotherCascadesOf(tmp);
1320 break;
1321 }
1322 }
1323 }
1324
1325 #define getEntryAt(menu, x, y) ((y)<0 ? -1 : (y)/(menu->entry_height))
1326
1327 static WMenu *parentMenu(WMenu * menu)
1328 {
1329 WMenu *parent;
1330 WMenuEntry *entry;
1331
1332 if (menu->flags.buttoned)
1333 return menu;
1334
1335 while (menu->parent && menu->parent->flags.mapped) {
1336 parent = menu->parent;
1337 if (parent->selected_entry < 0)
1338 break;
1339 entry = parent->entries[parent->selected_entry];
1340 if (!entry->flags.enabled || entry->cascade < 0 || !parent->cascades ||
1341 parent->cascades[entry->cascade] != menu)
1342 break;
1343 menu = parent;
1344 if (menu->flags.buttoned)
1345 break;
1346 }
1347
1348 return menu;
1349 }
1350
1351 /*
1352 * Will raise the passed menu, if submenu = 0
1353 * If submenu > 0 will also raise all mapped submenus
1354 * until the first buttoned one
1355 * If submenu < 0 will also raise all mapped parent menus
1356 * until the first buttoned one
1357 */
1358
1359 static void raiseMenus(WMenu * menu, int submenus)
1360 {
1361 WMenu *submenu;
1362 int i;
1363
1364 if (!menu)
1365 return;
1366
1367 wRaiseFrame(menu->frame->core);
1368
1369 if (submenus > 0 && menu->selected_entry >= 0) {
1370 i = menu->entries[menu->selected_entry]->cascade;
1371 if (i >= 0 && menu->cascades) {
1372 submenu = menu->cascades[i];
1373 if (submenu->flags.mapped && !submenu->flags.buttoned)
1374 raiseMenus(submenu, submenus);
1375 }
1376 }
1377 if (submenus < 0 && !menu->flags.buttoned && menu->parent && menu->parent->flags.mapped)
1378 raiseMenus(menu->parent, submenus);
1379 }
1380
1381 WMenu *wMenuUnderPointer(WScreen * screen)
1382 {
1383 WObjDescriptor *desc;
1384 Window root_ret, win;
1385 int dummy;
1386 unsigned int mask;
1387
1388 XQueryPointer(dpy, screen->root_win, &root_ret, &win, &dummy, &dummy, &dummy, &dummy, &mask);
1389
1390 if (win == None)
1391 return NULL;
1392
1393 if (XFindContext(dpy, win, wWinContext, (XPointer *) & desc) == XCNOENT)
1394 return NULL;
1395
1396 if (desc->parent_type == WCLASS_MENU)
1397 return (WMenu *) desc->parent;
1398 return NULL;
1399 }
1400
1401 static void getPointerPosition(WScreen * scr, int *x, int *y)
1402 {
1403 Window root_ret, win;
1404 int wx, wy;
1405 unsigned int mask;
1406
1407 XQueryPointer(dpy, scr->root_win, &root_ret, &win, x, y, &wx, &wy, &mask);
1408 }
1409
1410 static void getScrollAmount(WMenu * menu, int *hamount, int *vamount)
1411 {
1412 WScreen *scr = menu->menu->screen_ptr;
1413 int menuX1 = menu->frame_x;
1414 int menuY1 = menu->frame_y;
1415 int menuX2 = menu->frame_x + MENUW(menu);
1416 int menuY2 = menu->frame_y + MENUH(menu);
1417 int xroot, yroot;
1418 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
1419
1420 *hamount = 0;
1421 *vamount = 0;
1422
1423 getPointerPosition(scr, &xroot, &yroot);
1424
1425 if (xroot <= (rect.pos.x + 1) && menuX1 < rect.pos.x) {
1426 /* scroll to the right */
1427 *hamount = WMIN(MENU_SCROLL_STEP, abs(menuX1));
1428
1429 } else if (xroot >= (rect.pos.x + rect.size.width - 2) && menuX2 > (rect.pos.x + rect.size.width - 1)) {
1430 /* scroll to the left */
1431 *hamount = WMIN(MENU_SCROLL_STEP, abs(menuX2 - rect.pos.x - rect.size.width - 1));
1432
1433 if (*hamount == 0)
1434 *hamount = 1;
1435
1436 *hamount = -*hamount;
1437 }
1438
1439 if (yroot <= (rect.pos.y + 1) && menuY1 < rect.pos.y) {
1440 /* scroll down */
1441 *vamount = WMIN(MENU_SCROLL_STEP, abs(menuY1));
1442
1443 } else if (yroot >= (rect.pos.y + rect.size.height - 2) && menuY2 > (rect.pos.y + rect.size.height - 1)) {
1444 /* scroll up */
1445 *vamount = WMIN(MENU_SCROLL_STEP, abs(menuY2 - rect.pos.y - rect.size.height - 2));
1446
1447 *vamount = -*vamount;
1448 }
1449 }
1450
1451 static void dragScrollMenuCallback(void *data)
1452 {
1453 WMenu *menu = (WMenu *) data;
1454 WScreen *scr = menu->menu->screen_ptr;
1455 WMenu *parent = parentMenu(menu);
1456 int hamount, vamount;
1457 int x, y;
1458 int newSelectedEntry;
1459
1460 getScrollAmount(menu, &hamount, &vamount);
1461
1462 if (hamount != 0 || vamount != 0) {
1463 wMenuMove(parent, parent->frame_x + hamount, parent->frame_y + vamount, True);
1464 if (findMenu(scr, &x, &y)) {
1465 newSelectedEntry = getEntryAt(menu, x, y);
1466 selectEntry(menu, newSelectedEntry);
1467 } else {
1468 /* Pointer fell outside of menu. If the selected entry is
1469 * not a submenu, unselect it */
1470 if (menu->selected_entry >= 0 && menu->entries[menu->selected_entry]->cascade < 0)
1471 selectEntry(menu, -1);
1472 newSelectedEntry = 0;
1473 }
1474
1475 /* paranoid check */
1476 if (newSelectedEntry >= 0) {
1477 /* keep scrolling */
1478 menu->timer = WMAddTimerHandler(MENU_SCROLL_DELAY, dragScrollMenuCallback, menu);
1479 } else {
1480 menu->timer = NULL;
1481 }
1482 } else {
1483 /* don't need to scroll anymore */
1484 menu->timer = NULL;
1485 if (findMenu(scr, &x, &y)) {
1486 newSelectedEntry = getEntryAt(menu, x, y);
1487 selectEntry(menu, newSelectedEntry);
1488 }
1489 }
1490 }
1491
1492 static void scrollMenuCallback(void *data)
1493 {
1494 WMenu *menu = (WMenu *) data;
1495 WMenu *parent = parentMenu(menu);
1496 int hamount = 0; /* amount to scroll */
1497 int vamount = 0;
1498
1499 getScrollAmount(menu, &hamount, &vamount);
1500
1501 if (hamount != 0 || vamount != 0) {
1502 wMenuMove(parent, parent->frame_x + hamount, parent->frame_y + vamount, True);
1503
1504 /* keep scrolling */
1505 menu->timer = WMAddTimerHandler(MENU_SCROLL_DELAY, scrollMenuCallback, menu);
1506 } else {
1507 /* don't need to scroll anymore */
1508 menu->timer = NULL;
1509 }
1510 }
1511
1512 #define MENU_SCROLL_BORDER 5
1513
1514 static int isPointNearBoder(WMenu * menu, int x, int y)
1515 {
1516 int menuX1 = menu->frame_x;
1517 int menuY1 = menu->frame_y;
1518 int menuX2 = menu->frame_x + MENUW(menu);
1519 int menuY2 = menu->frame_y + MENUH(menu);
1520 int flag = 0;
1521 int head = wGetHeadForPoint(menu->frame->screen_ptr, wmkpoint(x, y));
1522 WMRect rect = wGetRectForHead(menu->frame->screen_ptr, head);
1523
1524 /* XXX: handle screen joins properly !! */
1525
1526 if (x >= menuX1 && x <= menuX2 &&
1527 (y < rect.pos.y + MENU_SCROLL_BORDER || y >= rect.pos.y + rect.size.height - MENU_SCROLL_BORDER))
1528 flag = 1;
1529 else if (y >= menuY1 && y <= menuY2 &&
1530 (x < rect.pos.x + MENU_SCROLL_BORDER || x >= rect.pos.x + rect.size.width - MENU_SCROLL_BORDER))
1531 flag = 1;
1532
1533 return flag;
1534 }
1535
1536 typedef struct _delay {
1537 WMenu *menu;
1538 int ox, oy;
1539 } _delay;
1540
1541 static void leaving(_delay * dl)
1542 {
1543 wMenuMove(dl->menu, dl->ox, dl->oy, True);
1544 dl->menu->jump_back = NULL;
1545 dl->menu->menu->screen_ptr->flags.jump_back_pending = 0;
1546 wfree(dl);
1547 }
1548
1549 void wMenuScroll(WMenu * menu, XEvent * event)
1550 {
1551 WMenu *smenu;
1552 WMenu *omenu = parentMenu(menu);
1553 WScreen *scr = menu->frame->screen_ptr;
1554 int done = 0;
1555 int jump_back = 0;
1556 int old_frame_x = omenu->frame_x;
1557 int old_frame_y = omenu->frame_y;
1558 XEvent ev;
1559
1560 if (omenu->jump_back)
1561 WMDeleteTimerWithClientData(omenu->jump_back);
1562
1563 if (( /*omenu->flags.buttoned && */ !wPreferences.wrap_menus)
1564 || omenu->flags.app_menu) {
1565 jump_back = 1;
1566 }
1567
1568 if (!wPreferences.wrap_menus)
1569 raiseMenus(omenu, True);
1570 else
1571 raiseMenus(menu, False);
1572
1573 if (!menu->timer)
1574 scrollMenuCallback(menu);
1575
1576 while (!done) {
1577 int x, y, on_border, on_x_edge, on_y_edge, on_title;
1578 WMRect rect;
1579
1580 WMNextEvent(dpy, &ev);
1581 switch (ev.type) {
1582 case EnterNotify:
1583 WMHandleEvent(&ev);
1584 case MotionNotify:
1585 x = (ev.type == MotionNotify) ? ev.xmotion.x_root : ev.xcrossing.x_root;
1586 y = (ev.type == MotionNotify) ? ev.xmotion.y_root : ev.xcrossing.y_root;
1587
1588 /* on_border is != 0 if the pointer is between the menu
1589 * and the screen border and is close enough to the border */
1590 on_border = isPointNearBoder(menu, x, y);
1591
1592 smenu = wMenuUnderPointer(scr);
1593
1594 if ((smenu == NULL && !on_border) || (smenu && parentMenu(smenu) != omenu)) {
1595 done = 1;
1596 break;
1597 }
1598
1599 rect = wGetRectForHead(scr, wGetHeadForPoint(scr, wmkpoint(x, y)));
1600 on_x_edge = x <= rect.pos.x + 1 || x >= rect.pos.x + rect.size.width - 2;
1601 on_y_edge = y <= rect.pos.y + 1 || y >= rect.pos.y + rect.size.height - 2;
1602 on_border = on_x_edge || on_y_edge;
1603
1604 if (!on_border && !jump_back) {
1605 done = 1;
1606 break;
1607 }
1608
1609 if (menu->timer && (smenu != menu || (!on_y_edge && !on_x_edge))) {
1610 WMDeleteTimerHandler(menu->timer);
1611 menu->timer = NULL;
1612 }
1613
1614 if (smenu != NULL)
1615 menu = smenu;
1616
1617 if (!menu->timer)
1618 scrollMenuCallback(menu);
1619 break;
1620 case ButtonPress:
1621 /* True if we push on title, or drag the omenu to other position */
1622 on_title = ev.xbutton.x_root >= omenu->frame_x &&
1623 ev.xbutton.x_root <= omenu->frame_x + MENUW(omenu) &&
1624 ev.xbutton.y_root >= omenu->frame_y &&
1625 ev.xbutton.y_root <= omenu->frame_y + omenu->frame->top_width;
1626 WMHandleEvent(&ev);
1627 smenu = wMenuUnderPointer(scr);
1628 if (smenu == NULL || (smenu && smenu->flags.buttoned && smenu != omenu))
1629 done = 1;
1630 else if (smenu == omenu && on_title) {
1631 jump_back = 0;
1632 done = 1;
1633 }
1634 break;
1635 case KeyPress:
1636 done = 1;
1637 default:
1638 WMHandleEvent(&ev);
1639 break;
1640 }
1641 }
1642
1643 if (menu->timer) {
1644 WMDeleteTimerHandler(menu->timer);
1645 menu->timer = NULL;
1646 }
1647
1648 if (jump_back) {
1649 _delay *delayer;
1650 if (!omenu->jump_back) {
1651 delayer = wmalloc(sizeof(_delay));
1652 delayer->menu = omenu;
1653 delayer->ox = old_frame_x;
1654 delayer->oy = old_frame_y;
1655 omenu->jump_back = delayer;
1656 scr->flags.jump_back_pending = 1;
1657 } else
1658 delayer = omenu->jump_back;
1659 WMAddTimerHandler(MENU_JUMP_BACK_DELAY, (WMCallback *) leaving, delayer);
1660 }
1661 }
1662
1663 static void menuExpose(WObjDescriptor * desc, XEvent * event)
1664 {
1665 wMenuPaint(desc->parent);
1666 }
1667
1668 typedef struct {
1669 int *delayed_select;
1670 WMenu *menu;
1671 WMHandlerID magic;
1672 } delay_data;
1673
1674 static void delaySelection(void *data)
1675 {
1676 delay_data *d = (delay_data *) data;
1677 int x, y, entry_no;
1678 WMenu *menu;
1679
1680 d->magic = NULL;
1681
1682 menu = findMenu(d->menu->menu->screen_ptr, &x, &y);
1683 if (menu && (d->menu == menu || d->delayed_select)) {
1684 entry_no = getEntryAt(menu, x, y);
1685 selectEntry(menu, entry_no);
1686 }
1687 if (d->delayed_select)
1688 *(d->delayed_select) = 0;
1689 }
1690
1691 static void menuMouseDown(WObjDescriptor * desc, XEvent * event)
1692 {
1693 WWindow *wwin;
1694 XButtonEvent *bev = &event->xbutton;
1695 WMenu *menu = desc->parent;
1696 WMenu *smenu;
1697 WScreen *scr = menu->frame->screen_ptr;
1698 WMenuEntry *entry = NULL;
1699 XEvent ev;
1700 int close_on_exit = 0;
1701 int done = 0;
1702 int delayed_select = 0;
1703 int entry_no;
1704 int x, y;
1705 int prevx, prevy;
1706 int old_frame_x = 0;
1707 int old_frame_y = 0;
1708 delay_data d_data = { NULL, NULL, NULL };
1709
1710 /* Doesn't seem to be needed anymore (if delayed selection handler is
1711 * added only if not present). there seem to be no other side effects
1712 * from removing this and it is also possible that it was only added
1713 * to avoid problems with adding the delayed selection timer handler
1714 * multiple times
1715 */
1716 /*if (menu->flags.inside_handler) {
1717 return;
1718 } */
1719 menu->flags.inside_handler = 1;
1720
1721 if (!wPreferences.wrap_menus) {
1722 smenu = parentMenu(menu);
1723 old_frame_x = smenu->frame_x;
1724 old_frame_y = smenu->frame_y;
1725 } else if (event->xbutton.window == menu->frame->core->window) {
1726 /* This is true if the menu was launched with right click on root window */
1727 if (!d_data.magic) {
1728 delayed_select = 1;
1729 d_data.delayed_select = &delayed_select;
1730 d_data.menu = menu;
1731 d_data.magic = WMAddTimerHandler(wPreferences.dblclick_time, delaySelection, &d_data);
1732 }
1733 }
1734
1735 wRaiseFrame(menu->frame->core);
1736
1737 close_on_exit = (bev->send_event || menu->flags.brother);
1738
1739 smenu = findMenu(scr, &x, &y);
1740 if (!smenu) {
1741 x = -1;
1742 y = -1;
1743 } else {
1744 menu = smenu;
1745 }
1746
1747 if (menu->flags.editing) {
1748 goto byebye;
1749 }
1750 entry_no = getEntryAt(menu, x, y);
1751 if (entry_no >= 0) {
1752 entry = menu->entries[entry_no];
1753
1754 if (!close_on_exit && (bev->state & ControlMask) && smenu && entry->flags.editable) {
1755 char buffer[128];
1756 char *name;
1757 int number = entry_no - 2; /* Entries "New" and "Destroy Last" appear before workspaces */
1758
1759 name = wstrdup(scr->workspaces[number]->name);
1760 snprintf(buffer, sizeof(buffer), _("Type the name for workspace %i:"), number + 1);
1761
1762 wMenuUnmap(scr->root_menu);
1763
1764 if (wInputDialog(scr, _("Rename Workspace"), buffer, &name))
1765 wWorkspaceRename(scr, number, name);
1766
1767 if (name)
1768 wfree(name);
1769
1770 goto byebye;
1771 } else if (bev->state & ControlMask) {
1772 goto byebye;
1773 }
1774
1775 if (entry->flags.enabled && entry->cascade >= 0 && menu->cascades) {
1776 WMenu *submenu = menu->cascades[entry->cascade];
1777 /* map cascade */
1778 if (submenu->flags.mapped && !submenu->flags.buttoned && menu->selected_entry != entry_no) {
1779 wMenuUnmap(submenu);
1780 }
1781 if (!submenu->flags.mapped && !delayed_select) {
1782 selectEntry(menu, entry_no);
1783 } else if (!submenu->flags.buttoned) {
1784 selectEntry(menu, -1);
1785 }
1786
1787 } else if (!delayed_select) {
1788 if (menu == scr->switch_menu && event->xbutton.button == Button3) {
1789 selectEntry(menu, entry_no);
1790 OpenWindowMenu2((WWindow *)entry->clientdata,
1791 event->xbutton.x_root,
1792 event->xbutton.y_root, False);
1793 wwin = (WWindow *)entry->clientdata;
1794 desc = &wwin->screen_ptr->window_menu->menu->descriptor;
1795 event->xany.send_event = True;
1796 (*desc->handle_mousedown)(desc, event);
1797
1798 XUngrabPointer(dpy, CurrentTime);
1799 selectEntry(menu, -1);
1800 return;
1801 } else {
1802 selectEntry(menu, entry_no);
1803 }
1804 }
1805
1806 if (!wPreferences.wrap_menus && !wPreferences.scrollable_menus) {
1807 if (!menu->timer)
1808 dragScrollMenuCallback(menu);
1809 }
1810 }
1811
1812 prevx = bev->x_root;
1813 prevy = bev->y_root;
1814 while (!done) {
1815 int x, y;
1816
1817 XAllowEvents(dpy, AsyncPointer | SyncPointer, CurrentTime);
1818
1819 WMMaskEvent(dpy, ExposureMask | ButtonMotionMask | ButtonReleaseMask | ButtonPressMask, &ev);
1820 switch (ev.type) {
1821 case MotionNotify:
1822 smenu = findMenu(scr, &x, &y);
1823
1824 if (smenu == NULL) {
1825 /* moved mouse out of menu */
1826
1827 if (!delayed_select && d_data.magic) {
1828 WMDeleteTimerHandler(d_data.magic);
1829 d_data.magic = NULL;
1830 }
1831 if (menu == NULL
1832 || (menu->selected_entry >= 0
1833 && menu->entries[menu->selected_entry]->cascade >= 0)) {
1834 prevx = ev.xmotion.x_root;
1835 prevy = ev.xmotion.y_root;
1836
1837 break;
1838 }
1839 selectEntry(menu, -1);
1840 menu = smenu;
1841 prevx = ev.xmotion.x_root;
1842 prevy = ev.xmotion.y_root;
1843 break;
1844 } else if (menu && menu != smenu
1845 && (menu->selected_entry < 0
1846 || menu->entries[menu->selected_entry]->cascade < 0)) {
1847 selectEntry(menu, -1);
1848
1849 if (!delayed_select && d_data.magic) {
1850 WMDeleteTimerHandler(d_data.magic);
1851 d_data.magic = NULL;
1852 }
1853 } else {
1854
1855 /* hysteresis for item selection */
1856
1857 /* check if the motion was to the side, indicating that
1858 * the user may want to cross to a submenu */
1859 if (!delayed_select && menu) {
1860 int dx;
1861 Bool moved_to_submenu; /* moved to direction of submenu */
1862
1863 dx = abs(prevx - ev.xmotion.x_root);
1864
1865 moved_to_submenu = False;
1866 if (dx > 0 /* if moved enough to the side */
1867 /* maybe a open submenu */
1868 && menu->selected_entry >= 0
1869 /* moving to the right direction */
1870 && (wPreferences.align_menus || ev.xmotion.y_root >= prevy)) {
1871 int index;
1872
1873 index = menu->entries[menu->selected_entry]->cascade;
1874 if (index >= 0) {
1875 if (menu->cascades[index]->frame_x > menu->frame_x) {
1876 if (prevx < ev.xmotion.x_root)
1877 moved_to_submenu = True;
1878 } else {
1879 if (prevx > ev.xmotion.x_root)
1880 moved_to_submenu = True;
1881 }
1882 }
1883 }
1884
1885 if (menu != smenu) {
1886 if (d_data.magic) {
1887 WMDeleteTimerHandler(d_data.magic);
1888 d_data.magic = NULL;
1889 }
1890 } else if (moved_to_submenu) {
1891 /* while we are moving, postpone the selection */
1892 if (d_data.magic) {
1893 WMDeleteTimerHandler(d_data.magic);
1894 }
1895 d_data.delayed_select = NULL;
1896 d_data.menu = menu;
1897 d_data.magic = WMAddTimerHandler(MENU_SELECT_DELAY,
1898 delaySelection, &d_data);
1899 prevx = ev.xmotion.x_root;
1900 prevy = ev.xmotion.y_root;
1901 break;
1902 } else {
1903 if (d_data.magic) {
1904 WMDeleteTimerHandler(d_data.magic);
1905 d_data.magic = NULL;
1906 }
1907 }
1908 }
1909 }
1910 prevx = ev.xmotion.x_root;
1911 prevy = ev.xmotion.y_root;
1912 if (menu != smenu) {
1913 /* pointer crossed menus */
1914 if (menu && menu->timer) {
1915 WMDeleteTimerHandler(menu->timer);
1916 menu->timer = NULL;
1917 }
1918 if (smenu)
1919 dragScrollMenuCallback(smenu);
1920 }
1921 menu = smenu;
1922 if (!menu->timer)
1923 dragScrollMenuCallback(menu);
1924
1925 if (!delayed_select) {
1926 entry_no = getEntryAt(menu, x, y);
1927 if (entry_no >= 0) {
1928 entry = menu->entries[entry_no];
1929 if (entry->flags.enabled && entry->cascade >= 0 && menu->cascades) {
1930 WMenu *submenu = menu->cascades[entry->cascade];
1931 if (submenu->flags.mapped && !submenu->flags.buttoned
1932 && menu->selected_entry != entry_no) {
1933 wMenuUnmap(submenu);
1934 }
1935 }
1936 }
1937 selectEntry(menu, entry_no);
1938 }
1939 break;
1940
1941 case ButtonPress:
1942 break;
1943
1944 case ButtonRelease:
1945 if (ev.xbutton.button == event->xbutton.button)
1946 done = 1;
1947 break;
1948
1949 case Expose:
1950 WMHandleEvent(&ev);
1951 break;
1952 }
1953 }
1954
1955 if (menu && menu->timer) {
1956 WMDeleteTimerHandler(menu->timer);
1957 menu->timer = NULL;
1958 }
1959 if (d_data.magic != NULL) {
1960 WMDeleteTimerHandler(d_data.magic);
1961 d_data.magic = NULL;
1962 }
1963
1964 if (menu && menu->selected_entry >= 0) {
1965 entry = menu->entries[menu->selected_entry];
1966 if (entry->callback != NULL && entry->flags.enabled && entry->cascade < 0) {
1967 /* blink and erase menu selection */
1968 #if (MENU_BLINK_DELAY > 0)
1969 int sel = menu->selected_entry;
1970 int i;
1971
1972 for (i = 0; i < MENU_BLINK_COUNT; i++) {
1973 paintEntry(menu, sel, False);
1974 XSync(dpy, 0);
1975 wusleep(MENU_BLINK_DELAY);
1976 paintEntry(menu, sel, True);
1977 XSync(dpy, 0);
1978 wusleep(MENU_BLINK_DELAY);
1979 }
1980 #endif
1981 /* unmap the menu, it's parents and call the callback */
1982 if (!menu->flags.buttoned && (!menu->flags.app_menu || menu->parent != NULL)) {
1983 closeCascade(menu);
1984 } else {
1985 selectEntry(menu, -1);
1986 }
1987 (*entry->callback) (menu, entry);
1988
1989 /* If the user double clicks an entry, the entry will
1990 * be executed twice, which is not good for things like
1991 * the root menu. So, ignore any clicks that were generated
1992 * while the entry was being executed */
1993 while (XCheckTypedWindowEvent(dpy, menu->menu->window, ButtonPress, &ev)) ;
1994 } else if (entry->callback != NULL && entry->cascade < 0) {
1995 selectEntry(menu, -1);
1996 } else {
1997 if (entry->cascade >= 0 && menu->cascades && menu->cascades[entry->cascade]->flags.brother) {
1998 selectEntry(menu, -1);
1999 }
2000 }
2001 }
2002
2003 if (((WMenu *) desc->parent)->flags.brother || close_on_exit || !smenu)
2004 closeCascade(desc->parent);
2005
2006 /* close the cascade windows that should not remain opened */
2007 closeBrotherCascadesOf(desc->parent);
2008
2009 if (!wPreferences.wrap_menus)
2010 wMenuMove(parentMenu(desc->parent), old_frame_x, old_frame_y, True);
2011
2012 byebye:
2013 /* Just to be sure in case we skip the 2 above because of a goto byebye */
2014 if (menu && menu->timer) {
2015 WMDeleteTimerHandler(menu->timer);
2016 menu->timer = NULL;
2017 }
2018 if (d_data.magic != NULL) {
2019 WMDeleteTimerHandler(d_data.magic);
2020 d_data.magic = NULL;
2021 }
2022
2023 ((WMenu *) desc->parent)->flags.inside_handler = 0;
2024 }
2025
2026 void wMenuMove(WMenu * menu, int x, int y, int submenus)
2027 {
2028 WMenu *submenu;
2029 int i;
2030
2031 if (!menu)
2032 return;
2033
2034 menu->frame_x = x;
2035 menu->frame_y = y;
2036 XMoveWindow(dpy, menu->frame->core->window, x, y);
2037
2038 if (submenus > 0 && menu->selected_entry >= 0) {
2039 i = menu->entries[menu->selected_entry]->cascade;
2040
2041 if (i >= 0 && menu->cascades) {
2042 submenu = menu->cascades[i];
2043 if (submenu->flags.mapped && !submenu->flags.buttoned) {
2044 if (wPreferences.align_menus) {
2045 wMenuMove(submenu, x + MENUW(menu), y, submenus);
2046 } else {
2047 wMenuMove(submenu, x + MENUW(menu),
2048 y + submenu->entry_height * menu->selected_entry, submenus);
2049 }
2050 }
2051 }
2052 }
2053 if (submenus < 0 && menu->parent != NULL && menu->parent->flags.mapped && !menu->parent->flags.buttoned) {
2054 if (wPreferences.align_menus) {
2055 wMenuMove(menu->parent, x - MENUW(menu->parent), y, submenus);
2056 } else {
2057 wMenuMove(menu->parent, x - MENUW(menu->parent), menu->frame_y
2058 - menu->parent->entry_height * menu->parent->selected_entry, submenus);
2059 }
2060 }
2061 }
2062
2063 static void changeMenuLevels(WMenu * menu, int lower)
2064 {
2065 int i;
2066
2067 if (!lower) {
2068 ChangeStackingLevel(menu->frame->core, (!menu->parent ? WMMainMenuLevel : WMSubmenuLevel));
2069 wRaiseFrame(menu->frame->core);
2070 menu->flags.lowered = 0;
2071 } else {
2072 ChangeStackingLevel(menu->frame->core, WMNormalLevel);
2073 wLowerFrame(menu->frame->core);
2074 menu->flags.lowered = 1;
2075 }
2076 for (i = 0; i < menu->cascade_no; i++) {
2077 if (menu->cascades[i]
2078 && !menu->cascades[i]->flags.buttoned && menu->cascades[i]->flags.lowered != lower) {
2079 changeMenuLevels(menu->cascades[i], lower);
2080 }
2081 }
2082 }
2083
2084 static void menuTitleDoubleClick(WCoreWindow * sender, void *data, XEvent * event)
2085 {
2086 WMenu *menu = data;
2087 int lower;
2088
2089 if (event->xbutton.state & MOD_MASK) {
2090 if (menu->flags.lowered) {
2091 lower = 0;
2092 } else {
2093 lower = 1;
2094 }
2095 changeMenuLevels(menu, lower);
2096 }
2097 }
2098
2099 static void menuTitleMouseDown(WCoreWindow * sender, void *data, XEvent * event)
2100 {
2101 WMenu *menu = data;
2102 WMenu *tmp;
2103 XEvent ev;
2104 int x = menu->frame_x, y = menu->frame_y;
2105 int dx = event->xbutton.x_root, dy = event->xbutton.y_root;
2106 int i, lower;
2107 Bool started;
2108
2109 /* can't touch the menu copy */
2110 if (menu->flags.brother)
2111 return;
2112
2113 if (event->xbutton.button != Button1 && event->xbutton.button != Button2)
2114 return;
2115
2116 if (event->xbutton.state & MOD_MASK) {
2117 wLowerFrame(menu->frame->core);
2118 lower = 1;
2119 } else {
2120 wRaiseFrame(menu->frame->core);
2121 lower = 0;
2122 }
2123 tmp = menu;
2124
2125 /* lower/raise all submenus */
2126 while (1) {
2127 if (tmp->selected_entry >= 0 && tmp->cascades && tmp->entries[tmp->selected_entry]->cascade >= 0) {
2128 tmp = tmp->cascades[tmp->entries[tmp->selected_entry]->cascade];
2129 if (!tmp || !tmp->flags.mapped)
2130 break;
2131 if (lower)
2132 wLowerFrame(tmp->frame->core);
2133 else
2134 wRaiseFrame(tmp->frame->core);
2135 } else {
2136 break;
2137 }
2138 }
2139
2140 /* tear off the menu if it's a root menu or a cascade
2141 application menu */
2142 if (!menu->flags.buttoned && !menu->flags.brother && (!menu->flags.app_menu || menu->parent != NULL)) {
2143 menu->flags.buttoned = 1;
2144 wFrameWindowShowButton(menu->frame, WFF_RIGHT_BUTTON);
2145 if (menu->parent) {
2146 /* turn off selected menu entry in parent menu */
2147 selectEntry(menu->parent, -1);
2148
2149 /* make parent map the copy in place of the original */
2150 for (i = 0; i < menu->parent->cascade_no; i++) {
2151 if (menu->parent->cascades[i] == menu) {
2152 menu->parent->cascades[i] = menu->brother;
2153 break;
2154 }
2155 }
2156 }
2157 }
2158
2159 started = False;
2160 while (1) {
2161 WMMaskEvent(dpy, ButtonMotionMask | ButtonReleaseMask | ButtonPressMask | ExposureMask, &ev);
2162 switch (ev.type) {
2163 case MotionNotify:
2164 if (started) {
2165 x += ev.xmotion.x_root - dx;
2166 y += ev.xmotion.y_root - dy;
2167 dx = ev.xmotion.x_root;
2168 dy = ev.xmotion.y_root;
2169 wMenuMove(menu, x, y, True);
2170 } else {
2171 if (abs(ev.xmotion.x_root - dx) > MOVE_THRESHOLD
2172 || abs(ev.xmotion.y_root - dy) > MOVE_THRESHOLD) {
2173 started = True;
2174 XGrabPointer(dpy, menu->frame->titlebar->window, False,
2175 ButtonMotionMask | ButtonReleaseMask
2176 | ButtonPressMask,
2177 GrabModeAsync, GrabModeAsync, None,
2178 wCursor[WCUR_MOVE], CurrentTime);
2179 }
2180 }
2181 break;
2182
2183 case ButtonPress:
2184 break;
2185
2186 case ButtonRelease:
2187 if (ev.xbutton.button != event->xbutton.button)
2188 break;
2189 XUngrabPointer(dpy, CurrentTime);
2190 return;
2191
2192 default:
2193 WMHandleEvent(&ev);
2194 break;
2195 }
2196 }
2197 }
2198
2199 /*
2200 *----------------------------------------------------------------------
2201 * menuCloseClick--
2202 * Handles mouse click on the close button of menus. The menu is
2203 * closed when the button is clicked.
2204 *
2205 * Side effects:
2206 * The closed menu is reinserted at it's parent menus
2207 * cascade list.
2208 *----------------------------------------------------------------------
2209 */
2210 static void menuCloseClick(WCoreWindow * sender, void *data, XEvent * event)
2211 {
2212 WMenu *menu = (WMenu *) data;
2213 WMenu *parent = menu->parent;
2214 int i;
2215
2216 if (parent) {
2217 for (i = 0; i < parent->cascade_no; i++) {
2218 /* find the entry that points to the copy */
2219 if (parent->cascades[i] == menu->brother) {
2220 /* make it point to the original */
2221 parent->cascades[i] = menu;
2222 menu->parent = parent;
2223 break;
2224 }
2225 }
2226 }
2227 wMenuUnmap(menu);
2228 }
2229
2230 static void saveMenuInfo(WMPropList * dict, WMenu * menu, WMPropList * key)
2231 {
2232 WMPropList *value, *list;
2233 char buffer[256];
2234
2235 snprintf(buffer, sizeof(buffer), "%i,%i", menu->frame_x, menu->frame_y);
2236 value = WMCreatePLString(buffer);
2237 list = WMCreatePLArray(value, NULL);
2238 if (menu->flags.lowered)
2239 WMAddToPLArray(list, WMCreatePLString("lowered"));
2240 WMPutInPLDictionary(dict, key, list);
2241 WMReleasePropList(value);
2242 WMReleasePropList(list);
2243 }
2244
2245 void wMenuSaveState(WScreen * scr)
2246 {
2247 WMPropList *menus, *key;
2248 int save_menus = 0;
2249
2250 menus = WMCreatePLDictionary(NULL, NULL);
2251
2252 if (scr->switch_menu && scr->switch_menu->flags.buttoned) {
2253 key = WMCreatePLString("SwitchMenu");
2254 saveMenuInfo(menus, scr->switch_menu, key);
2255 WMReleasePropList(key);
2256 save_menus = 1;
2257 }
2258
2259 if (saveMenuRecurs(menus, scr, scr->root_menu))
2260 save_menus = 1;
2261
2262 if (scr->workspace_menu && scr->workspace_menu->flags.buttoned) {
2263 key = WMCreatePLString("WorkspaceMenu");
2264 saveMenuInfo(menus, scr->workspace_menu, key);
2265 WMReleasePropList(key);
2266 save_menus = 1;
2267 }
2268
2269 if (save_menus) {
2270 key = WMCreatePLString("Menus");
2271 WMPutInPLDictionary(scr->session_state, key, menus);
2272 WMReleasePropList(key);
2273 }
2274 WMReleasePropList(menus);
2275 }
2276
2277 static Bool getMenuPath(WMenu * menu, char *buffer, int bufSize)
2278 {
2279 Bool ok = True;
2280 int len = 0;
2281
2282 if (!menu->flags.titled || !menu->frame->title[0])
2283 return False;
2284
2285 len = strlen(menu->frame->title);
2286 if (len >= bufSize)
2287 return False;
2288
2289 if (menu->parent) {
2290 ok = getMenuPath(menu->parent, buffer, bufSize - len - 1);
2291 if (!ok)
2292 return False;
2293 }
2294
2295 strcat(buffer, "\\");
2296 strcat(buffer, menu->frame->title);
2297
2298 return True;
2299 }
2300
2301 static Bool saveMenuRecurs(WMPropList * menus, WScreen * scr, WMenu * menu)
2302 {
2303 WMPropList *key;
2304 int save_menus = 0, i;
2305 char buffer[512];
2306 Bool ok = True;
2307
2308 if (menu->flags.brother)
2309 menu = menu->brother;
2310
2311 if (menu->flags.buttoned && menu != scr->switch_menu) {
2312
2313 buffer[0] = '\0';
2314 ok = getMenuPath(menu, buffer, 510);
2315
2316 if (ok) {
2317 key = WMCreatePLString(buffer);
2318 saveMenuInfo(menus, menu, key);
2319 WMReleasePropList(key);
2320 save_menus = 1;
2321 }
2322 }
2323
2324 if (ok) {
2325 for (i = 0; i < menu->cascade_no; i++) {
2326 if (saveMenuRecurs(menus, scr, menu->cascades[i]))
2327 save_menus = 1;
2328 }
2329 }
2330 return save_menus;
2331 }
2332
2333 #define COMPLAIN(key) wwarning(_("bad value in menus state info: %s"), key)
2334
2335 static Bool getMenuInfo(WMPropList * info, int *x, int *y, Bool * lowered)
2336 {
2337 WMPropList *pos;
2338
2339 *lowered = False;
2340
2341 if (WMIsPLArray(info)) {
2342 WMPropList *flags;
2343 pos = WMGetFromPLArray(info, 0);
2344 flags = WMGetFromPLArray(info, 1);
2345 if (flags != NULL && WMIsPLString(flags) && WMGetFromPLString(flags) != NULL
2346 && strcmp(WMGetFromPLString(flags), "lowered") == 0) {
2347 *lowered = True;
2348 }
2349 } else {
2350 pos = info;
2351 }
2352
2353 if (pos != NULL && WMIsPLString(pos)) {
2354 if (sscanf(WMGetFromPLString(pos), "%i,%i", x, y) != 2)
2355 COMPLAIN("Position");
2356 } else {
2357 COMPLAIN("(position, flags...)");
2358 return False;
2359 }
2360
2361 return True;
2362 }
2363
2364 static int restoreMenu(WScreen * scr, WMPropList * menu, int which)
2365 {
2366 int x, y;
2367 Bool lowered = False;
2368 WMenu *pmenu = NULL;
2369
2370 if (!menu)
2371 return False;
2372
2373 if (!getMenuInfo(menu, &x, &y, &lowered))
2374 return False;
2375
2376 if (which & WSS_SWITCHMENU) {
2377 OpenSwitchMenu(scr, x, y, False);
2378 pmenu = scr->switch_menu;
2379 }
2380
2381 if (pmenu) {
2382 int width = MENUW(pmenu);
2383 int height = MENUH(pmenu);
2384 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
2385
2386 if (lowered) {
2387 changeMenuLevels(pmenu, True);
2388 }
2389
2390 if (x < rect.pos.x - width)
2391 x = rect.pos.x;
2392 if (x > rect.pos.x + rect.size.width)
2393 x = rect.pos.x + rect.size.width - width;
2394 if (y < rect.pos.y)
2395 y = rect.pos.y;
2396 if (y > rect.pos.y + rect.size.height)
2397 y = rect.pos.y + rect.size.height - height;
2398
2399 wMenuMove(pmenu, x, y, True);
2400 pmenu->flags.buttoned = 1;
2401 wFrameWindowShowButton(pmenu->frame, WFF_RIGHT_BUTTON);
2402 return True;
2403 }
2404 return False;
2405 }
2406
2407 static int restoreMenuRecurs(WScreen * scr, WMPropList * menus, WMenu * menu, char *path)
2408 {
2409 WMPropList *key, *entry;
2410 char buffer[512];
2411 int i, x, y, res;
2412 Bool lowered;
2413
2414 if (strlen(path) + strlen(menu->frame->title) > 510)
2415 return False;
2416
2417 snprintf(buffer, sizeof(buffer), "%s\\%s", path, menu->frame->title);
2418 key = WMCreatePLString(buffer);
2419 entry = WMGetFromPLDictionary(menus, key);
2420 res = False;
2421
2422 if (entry && getMenuInfo(entry, &x, &y, &lowered)) {
2423
2424 if (!menu->flags.mapped) {
2425 int width = MENUW(menu);
2426 int height = MENUH(menu);
2427 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
2428
2429 wMenuMapAt(menu, x, y, False);
2430
2431 if (menu->parent) {
2432 /* make parent map the copy in place of the original */
2433 for (i = 0; i < menu->parent->cascade_no; i++) {
2434 if (menu->parent->cascades[i] == menu) {
2435 menu->parent->cascades[i] = menu->brother;
2436 break;
2437 }
2438 }
2439 }
2440 if (lowered) {
2441 changeMenuLevels(menu, True);
2442 }
2443
2444 if (x < rect.pos.x - width)
2445 x = rect.pos.x;
2446 if (x > rect.pos.x + rect.size.width)
2447 x = rect.pos.x + rect.size.width - width;
2448 if (y < rect.pos.y)
2449 y = rect.pos.y;
2450 if (y > rect.pos.y + rect.size.height)
2451 y = rect.pos.y + rect.size.height - height;
2452
2453 wMenuMove(menu, x, y, True);
2454 menu->flags.buttoned = 1;
2455 wFrameWindowShowButton(menu->frame, WFF_RIGHT_BUTTON);
2456 res = True;
2457 }
2458 }
2459
2460 WMReleasePropList(key);
2461
2462 for (i = 0; i < menu->cascade_no; i++) {
2463 if (restoreMenuRecurs(scr, menus, menu->cascades[i], buffer) != False)
2464 res = True;
2465 }
2466
2467 return res;
2468 }
2469
2470 void wMenuRestoreState(WScreen * scr)
2471 {
2472 WMPropList *menus, *menu, *key, *skey;
2473
2474 if (!scr->session_state) {
2475 return;
2476 }
2477
2478 key = WMCreatePLString("Menus");
2479 menus = WMGetFromPLDictionary(scr->session_state, key);
2480 WMReleasePropList(key);
2481
2482 if (!menus)
2483 return;
2484
2485 /* restore menus */
2486
2487 skey = WMCreatePLString("SwitchMenu");
2488 menu = WMGetFromPLDictionary(menus, skey);
2489 WMReleasePropList(skey);
2490 restoreMenu(scr, menu, WSS_SWITCHMENU);
2491
2492 if (!scr->root_menu) {
2493 OpenRootMenu(scr, scr->scr_width * 2, 0, False);
2494 wMenuUnmap(scr->root_menu);
2495 }
2496 restoreMenuRecurs(scr, menus, scr->root_menu, "");
2497 }
2498
2499 void OpenWorkspaceMenu(WScreen * scr, int x, int y)
2500 {
2501 WMenu *menu, *parent;
2502 WMenuEntry *entry;
2503
2504 if (!scr->root_menu) {
2505 OpenRootMenu(scr, scr->scr_width * 2, 0, False);
2506 wMenuUnmap(scr->root_menu);
2507 }
2508
2509 menu = scr->workspace_menu;
2510 if (menu) {
2511 if (menu->flags.mapped) {
2512 if (!menu->flags.buttoned) {
2513 wMenuUnmap(menu);
2514 parent = menu->parent;
2515 if (parent && parent->selected_entry >= 0) {
2516 entry = parent->entries[parent->selected_entry];
2517 if (parent->cascades[entry->cascade] == menu) {
2518 selectEntry(parent, -1);
2519 wMenuMapAt(menu, x, y, False);
2520 }
2521 }
2522 } else {
2523 wRaiseFrame(menu->frame->core);
2524 wMenuMapCopyAt(menu, x, y);
2525 }
2526 } else {
2527 wMenuMapAt(menu, x, y, False);
2528 }
2529 }
2530 }
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