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Remove warnings
[wmaker-crm.git] / src / menu.c
blob11e6a7fd15210e11d9fc2d80dbbf481536e5b375
1 /* menu.c- generic menu, used for root menu, application menus etc.
2 *
3 * Window Maker window manager
4 *
5 * Copyright (c) 1997-2003 Alfredo K. Kojima
6 * Copyright (c) 1998-2003 Dan Pascu
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License along
19 * with this program; if not, write to the Free Software Foundation, Inc.,
20 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 */
22
23 #include "wconfig.h"
24
25 #include <X11/Xlib.h>
26 #include <X11/Xutil.h>
27 #include <X11/keysym.h>
28 #include <stdlib.h>
29 #include <string.h>
30 #include <stdio.h>
31 #include <stdint.h>
32 #include <unistd.h>
33 #include <ctype.h>
34
35 #include "WindowMaker.h"
36 #include "wcore.h"
37 #include "framewin.h"
38 #include "menu.h"
39 #include "actions.h"
40 #include "funcs.h"
41 #include "stacking.h"
42 #include "text.h"
43 #include "xinerama.h"
44 #include "workspace.h"
45
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
1151 static void editEntry(WMenu * menu, WMenuEntry * entry)
1152 {
1153 WTextInput *text;
1154 XEvent event;
1155 WObjDescriptor *desc;
1156 char *t;
1157 int done = 0;
1158 Window old_focus;
1159 int old_revert;
1160
1161 menu->flags.editing = 1;
1162
1163 text = wTextCreate(menu->menu, 1, menu->entry_height * entry->order,
1164 menu->menu->width - 2, menu->entry_height - 1);
1165
1166 wTextPutText(text, entry->text);
1167 XGetInputFocus(dpy, &old_focus, &old_revert);
1168 XSetInputFocus(dpy, text->core->window, RevertToNone, CurrentTime);
1169
1170 if (XGrabKeyboard(dpy, text->core->window, True, GrabModeAsync, GrabModeAsync, CurrentTime) != GrabSuccess) {
1171 wwarning(_("could not grab keyboard"));
1172 wTextDestroy(text);
1173
1174 wSetFocusTo(menu->frame->screen_ptr, menu->frame->screen_ptr->focused_window);
1175 return;
1176 }
1177
1178 while (!done && !text->done) {
1179 XSync(dpy, 0);
1180 XAllowEvents(dpy, AsyncKeyboard | AsyncPointer, CurrentTime);
1181 XSync(dpy, 0);
1182 WMNextEvent(dpy, &event);
1183
1184 if (XFindContext(dpy, event.xany.window, wWinContext, (XPointer *) & desc) == XCNOENT)
1185 desc = NULL;
1186
1187 if ((desc != NULL) && (desc->handle_anything != NULL)) {
1188
1189 (*desc->handle_anything) (desc, &event);
1190
1191 } else {
1192 switch (event.type) {
1193 case ButtonPress:
1194 XAllowEvents(dpy, ReplayPointer, CurrentTime);
1195 done = 1;
1196
1197 default:
1198 WMHandleEvent(&event);
1199 break;
1200 }
1201 }
1202 }
1203
1204 XSetInputFocus(dpy, old_focus, old_revert, CurrentTime);
1205
1206 wSetFocusTo(menu->frame->screen_ptr, menu->frame->screen_ptr->focused_window);
1207
1208 t = wTextGetText(text);
1209 /* if !t, the user has canceled editing */
1210 if (t) {
1211 if (entry->text)
1212 wfree(entry->text);
1213 entry->text = wstrdup(t);
1214
1215 menu->flags.realized = 0;
1216 }
1217 wTextDestroy(text);
1218
1219 XUngrabKeyboard(dpy, CurrentTime);
1220
1221 if (t && menu->on_edit)
1222 (*menu->on_edit) (menu, entry);
1223
1224 menu->flags.editing = 0;
1225
1226 if (!menu->flags.realized)
1227 wMenuRealize(menu);
1228 }
1229
1230 static void selectEntry(WMenu * menu, int entry_no)
1231 {
1232 WMenuEntry *entry;
1233 WMenu *submenu;
1234 int old_entry;
1235
1236 if (menu->entries == NULL)
1237 return;
1238
1239 if (entry_no >= menu->entry_no)
1240 return;
1241
1242 old_entry = menu->selected_entry;
1243 menu->selected_entry = entry_no;
1244
1245 if (old_entry != entry_no) {
1246
1247 /* unselect previous entry */
1248 if (old_entry >= 0) {
1249 paintEntry(menu, old_entry, False);
1250 entry = menu->entries[old_entry];
1251
1252 /* unmap cascade */
1253 if (entry->cascade >= 0 && menu->cascades) {
1254 if (!menu->cascades[entry->cascade]->flags.buttoned) {
1255 wMenuUnmap(menu->cascades[entry->cascade]);
1256 }
1257 }
1258 }
1259
1260 if (entry_no < 0) {
1261 menu->selected_entry = -1;
1262 return;
1263 }
1264 entry = menu->entries[entry_no];
1265
1266 if (entry->cascade >= 0 && menu->cascades && entry->flags.enabled) {
1267 /* Callback for when the submenu is opened.
1268 */
1269 submenu = menu->cascades[entry->cascade];
1270 if (submenu && submenu->flags.brother)
1271 submenu = submenu->brother;
1272
1273 if (entry->callback) {
1274 /* Only call the callback if the submenu is not yet mapped.
1275 */
1276 if (menu->flags.brother) {
1277 if (!submenu || !submenu->flags.mapped)
1278 (*entry->callback) (menu->brother, entry);
1279 } else {
1280 if (!submenu || !submenu->flags.buttoned)
1281 (*entry->callback) (menu, entry);
1282 }
1283 }
1284
1285 /* the submenu menu might have changed */
1286 submenu = menu->cascades[entry->cascade];
1287
1288 /* map cascade */
1289 if (!submenu->flags.mapped) {
1290 int x, y;
1291
1292 if (!submenu->flags.realized)
1293 wMenuRealize(submenu);
1294 if (wPreferences.wrap_menus) {
1295 if (menu->flags.open_to_left)
1296 submenu->flags.open_to_left = 1;
1297
1298 if (submenu->flags.open_to_left) {
1299 x = menu->frame_x - MENUW(submenu);
1300 if (x < 0) {
1301 x = 0;
1302 submenu->flags.open_to_left = 0;
1303 }
1304 } else {
1305 x = menu->frame_x + MENUW(menu);
1306
1307 if (x + MENUW(submenu)
1308 >= menu->frame->screen_ptr->scr_width) {
1309
1310 x = menu->frame_x - MENUW(submenu);
1311 submenu->flags.open_to_left = 1;
1312 }
1313 }
1314 } else {
1315 x = menu->frame_x + MENUW(menu);
1316 }
1317
1318 if (wPreferences.align_menus) {
1319 y = menu->frame_y;
1320 } else {
1321 y = menu->frame_y + menu->entry_height * entry_no;
1322 if (menu->flags.titled)
1323 y += menu->frame->top_width;
1324 if (menu->cascades[entry->cascade]->flags.titled)
1325 y -= menu->cascades[entry->cascade]->frame->top_width;
1326 }
1327
1328 wMenuMapAt(menu->cascades[entry->cascade], x, y, False);
1329 menu->cascades[entry->cascade]->parent = menu;
1330 } else {
1331 return;
1332 }
1333 }
1334 paintEntry(menu, entry_no, True);
1335 }
1336 }
1337
1338 static WMenu *findMenu(WScreen * scr, int *x_ret, int *y_ret)
1339 {
1340 WMenu *menu;
1341 WObjDescriptor *desc;
1342 Window root_ret, win, junk_win;
1343 int x, y, wx, wy;
1344 unsigned int mask;
1345
1346 XQueryPointer(dpy, scr->root_win, &root_ret, &win, &x, &y, &wx, &wy, &mask);
1347
1348 if (win == None)
1349 return NULL;
1350
1351 if (XFindContext(dpy, win, wWinContext, (XPointer *) & desc) == XCNOENT)
1352 return NULL;
1353
1354 if (desc->parent_type == WCLASS_MENU) {
1355 menu = (WMenu *) desc->parent;
1356 XTranslateCoordinates(dpy, root_ret, menu->menu->window, wx, wy, x_ret, y_ret, &junk_win);
1357 return menu;
1358 }
1359 return NULL;
1360 }
1361
1362 static void closeCascade(WMenu * menu)
1363 {
1364 WMenu *parent = menu->parent;
1365
1366 if (menu->flags.brother || (!menu->flags.buttoned && (!menu->flags.app_menu || menu->parent != NULL))) {
1367
1368 selectEntry(menu, -1);
1369 XSync(dpy, 0);
1370 #if (MENU_BLINK_DELAY > 2)
1371 wusleep(MENU_BLINK_DELAY / 2);
1372 #endif
1373 wMenuUnmap(menu);
1374 while (parent != NULL
1375 && (parent->parent != NULL || !parent->flags.app_menu || parent->flags.brother)
1376 && !parent->flags.buttoned) {
1377 selectEntry(parent, -1);
1378 wMenuUnmap(parent);
1379 parent = parent->parent;
1380 }
1381 if (parent)
1382 selectEntry(parent, -1);
1383 }
1384 }
1385
1386 static void closeBrotherCascadesOf(WMenu * menu)
1387 {
1388 WMenu *tmp;
1389 int i;
1390
1391 for (i = 0; i < menu->cascade_no; i++) {
1392 if (menu->cascades[i]->flags.brother) {
1393 tmp = menu->cascades[i];
1394 } else {
1395 tmp = menu->cascades[i]->brother;
1396 }
1397 if (tmp->flags.mapped) {
1398 selectEntry(tmp->parent, -1);
1399 closeBrotherCascadesOf(tmp);
1400 break;
1401 }
1402 }
1403 }
1404
1405 #define getEntryAt(menu, x, y) ((y)<0 ? -1 : (y)/(menu->entry_height))
1406
1407 static WMenu *parentMenu(WMenu * menu)
1408 {
1409 WMenu *parent;
1410 WMenuEntry *entry;
1411
1412 if (menu->flags.buttoned)
1413 return menu;
1414
1415 while (menu->parent && menu->parent->flags.mapped) {
1416 parent = menu->parent;
1417 if (parent->selected_entry < 0)
1418 break;
1419 entry = parent->entries[parent->selected_entry];
1420 if (!entry->flags.enabled || entry->cascade < 0 || !parent->cascades ||
1421 parent->cascades[entry->cascade] != menu)
1422 break;
1423 menu = parent;
1424 if (menu->flags.buttoned)
1425 break;
1426 }
1427
1428 return menu;
1429 }
1430
1431 /*
1432 * Will raise the passed menu, if submenu = 0
1433 * If submenu > 0 will also raise all mapped submenus
1434 * until the first buttoned one
1435 * If submenu < 0 will also raise all mapped parent menus
1436 * until the first buttoned one
1437 */
1438
1439 static void raiseMenus(WMenu * menu, int submenus)
1440 {
1441 WMenu *submenu;
1442 int i;
1443
1444 if (!menu)
1445 return;
1446
1447 wRaiseFrame(menu->frame->core);
1448
1449 if (submenus > 0 && menu->selected_entry >= 0) {
1450 i = menu->entries[menu->selected_entry]->cascade;
1451 if (i >= 0 && menu->cascades) {
1452 submenu = menu->cascades[i];
1453 if (submenu->flags.mapped && !submenu->flags.buttoned)
1454 raiseMenus(submenu, submenus);
1455 }
1456 }
1457 if (submenus < 0 && !menu->flags.buttoned && menu->parent && menu->parent->flags.mapped)
1458 raiseMenus(menu->parent, submenus);
1459 }
1460
1461 WMenu *wMenuUnderPointer(WScreen * screen)
1462 {
1463 WObjDescriptor *desc;
1464 Window root_ret, win;
1465 int dummy;
1466 unsigned int mask;
1467
1468 XQueryPointer(dpy, screen->root_win, &root_ret, &win, &dummy, &dummy, &dummy, &dummy, &mask);
1469
1470 if (win == None)
1471 return NULL;
1472
1473 if (XFindContext(dpy, win, wWinContext, (XPointer *) & desc) == XCNOENT)
1474 return NULL;
1475
1476 if (desc->parent_type == WCLASS_MENU)
1477 return (WMenu *) desc->parent;
1478 return NULL;
1479 }
1480
1481 static void getPointerPosition(WScreen * scr, int *x, int *y)
1482 {
1483 Window root_ret, win;
1484 int wx, wy;
1485 unsigned int mask;
1486
1487 XQueryPointer(dpy, scr->root_win, &root_ret, &win, x, y, &wx, &wy, &mask);
1488 }
1489
1490 static void getScrollAmount(WMenu * menu, int *hamount, int *vamount)
1491 {
1492 WScreen *scr = menu->menu->screen_ptr;
1493 int menuX1 = menu->frame_x;
1494 int menuY1 = menu->frame_y;
1495 int menuX2 = menu->frame_x + MENUW(menu);
1496 int menuY2 = menu->frame_y + MENUH(menu);
1497 int xroot, yroot;
1498 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
1499
1500 *hamount = 0;
1501 *vamount = 0;
1502
1503 getPointerPosition(scr, &xroot, &yroot);
1504
1505 if (xroot <= (rect.pos.x + 1) && menuX1 < rect.pos.x) {
1506 /* scroll to the right */
1507 *hamount = WMIN(MENU_SCROLL_STEP, abs(menuX1));
1508
1509 } else if (xroot >= (rect.pos.x + rect.size.width - 2) && menuX2 > (rect.pos.x + rect.size.width - 1)) {
1510 /* scroll to the left */
1511 *hamount = WMIN(MENU_SCROLL_STEP, abs(menuX2 - rect.pos.x - rect.size.width - 1));
1512
1513 if (*hamount == 0)
1514 *hamount = 1;
1515
1516 *hamount = -*hamount;
1517 }
1518
1519 if (yroot <= (rect.pos.y + 1) && menuY1 < rect.pos.y) {
1520 /* scroll down */
1521 *vamount = WMIN(MENU_SCROLL_STEP, abs(menuY1));
1522
1523 } else if (yroot >= (rect.pos.y + rect.size.height - 2) && menuY2 > (rect.pos.y + rect.size.height - 1)) {
1524 /* scroll up */
1525 *vamount = WMIN(MENU_SCROLL_STEP, abs(menuY2 - rect.pos.y - rect.size.height - 2));
1526
1527 *vamount = -*vamount;
1528 }
1529 }
1530
1531 static void dragScrollMenuCallback(void *data)
1532 {
1533 WMenu *menu = (WMenu *) data;
1534 WScreen *scr = menu->menu->screen_ptr;
1535 WMenu *parent = parentMenu(menu);
1536 int hamount, vamount;
1537 int x, y;
1538 int newSelectedEntry;
1539
1540 getScrollAmount(menu, &hamount, &vamount);
1541
1542 if (hamount != 0 || vamount != 0) {
1543 wMenuMove(parent, parent->frame_x + hamount, parent->frame_y + vamount, True);
1544 if (findMenu(scr, &x, &y)) {
1545 newSelectedEntry = getEntryAt(menu, x, y);
1546 selectEntry(menu, newSelectedEntry);
1547 } else {
1548 /* Pointer fell outside of menu. If the selected entry is
1549 * not a submenu, unselect it */
1550 if (menu->selected_entry >= 0 && menu->entries[menu->selected_entry]->cascade < 0)
1551 selectEntry(menu, -1);
1552 newSelectedEntry = 0;
1553 }
1554
1555 /* paranoid check */
1556 if (newSelectedEntry >= 0) {
1557 /* keep scrolling */
1558 menu->timer = WMAddTimerHandler(MENU_SCROLL_DELAY, dragScrollMenuCallback, menu);
1559 } else {
1560 menu->timer = NULL;
1561 }
1562 } else {
1563 /* don't need to scroll anymore */
1564 menu->timer = NULL;
1565 if (findMenu(scr, &x, &y)) {
1566 newSelectedEntry = getEntryAt(menu, x, y);
1567 selectEntry(menu, newSelectedEntry);
1568 }
1569 }
1570 }
1571
1572 static void scrollMenuCallback(void *data)
1573 {
1574 WMenu *menu = (WMenu *) data;
1575 WMenu *parent = parentMenu(menu);
1576 int hamount = 0; /* amount to scroll */
1577 int vamount = 0;
1578
1579 getScrollAmount(menu, &hamount, &vamount);
1580
1581 if (hamount != 0 || vamount != 0) {
1582 wMenuMove(parent, parent->frame_x + hamount, parent->frame_y + vamount, True);
1583
1584 /* keep scrolling */
1585 menu->timer = WMAddTimerHandler(MENU_SCROLL_DELAY, scrollMenuCallback, menu);
1586 } else {
1587 /* don't need to scroll anymore */
1588 menu->timer = NULL;
1589 }
1590 }
1591
1592 #define MENU_SCROLL_BORDER 5
1593
1594 static int isPointNearBoder(WMenu * menu, int x, int y)
1595 {
1596 int menuX1 = menu->frame_x;
1597 int menuY1 = menu->frame_y;
1598 int menuX2 = menu->frame_x + MENUW(menu);
1599 int menuY2 = menu->frame_y + MENUH(menu);
1600 int flag = 0;
1601 int head = wGetHeadForPoint(menu->frame->screen_ptr, wmkpoint(x, y));
1602 WMRect rect = wGetRectForHead(menu->frame->screen_ptr, head);
1603
1604 /* XXX: handle screen joins properly !! */
1605
1606 if (x >= menuX1 && x <= menuX2 &&
1607 (y < rect.pos.y + MENU_SCROLL_BORDER || y >= rect.pos.y + rect.size.height - MENU_SCROLL_BORDER))
1608 flag = 1;
1609 else if (y >= menuY1 && y <= menuY2 &&
1610 (x < rect.pos.x + MENU_SCROLL_BORDER || x >= rect.pos.x + rect.size.width - MENU_SCROLL_BORDER))
1611 flag = 1;
1612
1613 return flag;
1614 }
1615
1616 typedef struct _delay {
1617 WMenu *menu;
1618 int ox, oy;
1619 } _delay;
1620
1621 static void leaving(_delay * dl)
1622 {
1623 wMenuMove(dl->menu, dl->ox, dl->oy, True);
1624 dl->menu->jump_back = NULL;
1625 dl->menu->menu->screen_ptr->flags.jump_back_pending = 0;
1626 wfree(dl);
1627 }
1628
1629 void wMenuScroll(WMenu * menu, XEvent * event)
1630 {
1631 WMenu *smenu;
1632 WMenu *omenu = parentMenu(menu);
1633 WScreen *scr = menu->frame->screen_ptr;
1634 int done = 0;
1635 int jump_back = 0;
1636 int old_frame_x = omenu->frame_x;
1637 int old_frame_y = omenu->frame_y;
1638 XEvent ev;
1639
1640 if (omenu->jump_back)
1641 WMDeleteTimerWithClientData(omenu->jump_back);
1642
1643 if (( /*omenu->flags.buttoned && */ !wPreferences.wrap_menus)
1644 || omenu->flags.app_menu) {
1645 jump_back = 1;
1646 }
1647
1648 if (!wPreferences.wrap_menus)
1649 raiseMenus(omenu, True);
1650 else
1651 raiseMenus(menu, False);
1652
1653 if (!menu->timer)
1654 scrollMenuCallback(menu);
1655
1656 while (!done) {
1657 int x, y, on_border, on_x_edge, on_y_edge, on_title;
1658 WMRect rect;
1659
1660 WMNextEvent(dpy, &ev);
1661 switch (ev.type) {
1662 case EnterNotify:
1663 WMHandleEvent(&ev);
1664 case MotionNotify:
1665 x = (ev.type == MotionNotify) ? ev.xmotion.x_root : ev.xcrossing.x_root;
1666 y = (ev.type == MotionNotify) ? ev.xmotion.y_root : ev.xcrossing.y_root;
1667
1668 /* on_border is != 0 if the pointer is between the menu
1669 * and the screen border and is close enough to the border */
1670 on_border = isPointNearBoder(menu, x, y);
1671
1672 smenu = wMenuUnderPointer(scr);
1673
1674 if ((smenu == NULL && !on_border) || (smenu && parentMenu(smenu) != omenu)) {
1675 done = 1;
1676 break;
1677 }
1678
1679 rect = wGetRectForHead(scr, wGetHeadForPoint(scr, wmkpoint(x, y)));
1680 on_x_edge = x <= rect.pos.x + 1 || x >= rect.pos.x + rect.size.width - 2;
1681 on_y_edge = y <= rect.pos.y + 1 || y >= rect.pos.y + rect.size.height - 2;
1682 on_border = on_x_edge || on_y_edge;
1683
1684 if (!on_border && !jump_back) {
1685 done = 1;
1686 break;
1687 }
1688
1689 if (menu->timer && (smenu != menu || (!on_y_edge && !on_x_edge))) {
1690 WMDeleteTimerHandler(menu->timer);
1691 menu->timer = NULL;
1692 }
1693
1694 if (smenu != NULL)
1695 menu = smenu;
1696
1697 if (!menu->timer)
1698 scrollMenuCallback(menu);
1699 break;
1700 case ButtonPress:
1701 /* True if we push on title, or drag the omenu to other position */
1702 on_title = ev.xbutton.x_root >= omenu->frame_x &&
1703 ev.xbutton.x_root <= omenu->frame_x + MENUW(omenu) &&
1704 ev.xbutton.y_root >= omenu->frame_y &&
1705 ev.xbutton.y_root <= omenu->frame_y + omenu->frame->top_width;
1706 WMHandleEvent(&ev);
1707 smenu = wMenuUnderPointer(scr);
1708 if (smenu == NULL || (smenu && smenu->flags.buttoned && smenu != omenu))
1709 done = 1;
1710 else if (smenu == omenu && on_title) {
1711 jump_back = 0;
1712 done = 1;
1713 }
1714 break;
1715 case KeyPress:
1716 done = 1;
1717 default:
1718 WMHandleEvent(&ev);
1719 break;
1720 }
1721 }
1722
1723 if (menu->timer) {
1724 WMDeleteTimerHandler(menu->timer);
1725 menu->timer = NULL;
1726 }
1727
1728 if (jump_back) {
1729 _delay *delayer;
1730 if (!omenu->jump_back) {
1731 delayer = wmalloc(sizeof(_delay));
1732 delayer->menu = omenu;
1733 delayer->ox = old_frame_x;
1734 delayer->oy = old_frame_y;
1735 omenu->jump_back = delayer;
1736 scr->flags.jump_back_pending = 1;
1737 } else
1738 delayer = omenu->jump_back;
1739 WMAddTimerHandler(MENU_JUMP_BACK_DELAY, (WMCallback *) leaving, delayer);
1740 }
1741 }
1742
1743 static void menuExpose(WObjDescriptor * desc, XEvent * event)
1744 {
1745 wMenuPaint(desc->parent);
1746 }
1747
1748 typedef struct {
1749 int *delayed_select;
1750 WMenu *menu;
1751 WMHandlerID magic;
1752 } delay_data;
1753
1754 static void delaySelection(void *data)
1755 {
1756 delay_data *d = (delay_data *) data;
1757 int x, y, entry_no;
1758 WMenu *menu;
1759
1760 d->magic = NULL;
1761
1762 menu = findMenu(d->menu->menu->screen_ptr, &x, &y);
1763 if (menu && (d->menu == menu || d->delayed_select)) {
1764 entry_no = getEntryAt(menu, x, y);
1765 selectEntry(menu, entry_no);
1766 }
1767 if (d->delayed_select)
1768 *(d->delayed_select) = 0;
1769 }
1770
1771 static void menuMouseDown(WObjDescriptor * desc, XEvent * event)
1772 {
1773 WWindow *wwin;
1774 XButtonEvent *bev = &event->xbutton;
1775 WMenu *menu = desc->parent;
1776 WMenu *smenu;
1777 WScreen *scr = menu->frame->screen_ptr;
1778 WMenuEntry *entry = NULL;
1779 XEvent ev;
1780 int close_on_exit = 0;
1781 int done = 0;
1782 int delayed_select = 0;
1783 int entry_no;
1784 int x, y;
1785 int prevx, prevy;
1786 int old_frame_x = 0;
1787 int old_frame_y = 0;
1788 delay_data d_data = { NULL, NULL, NULL };
1789
1790 /* Doesn't seem to be needed anymore (if delayed selection handler is
1791 * added only if not present). there seem to be no other side effects
1792 * from removing this and it is also possible that it was only added
1793 * to avoid problems with adding the delayed selection timer handler
1794 * multiple times
1795 */
1796 /*if (menu->flags.inside_handler) {
1797 return;
1798 } */
1799 menu->flags.inside_handler = 1;
1800
1801 if (!wPreferences.wrap_menus) {
1802 smenu = parentMenu(menu);
1803 old_frame_x = smenu->frame_x;
1804 old_frame_y = smenu->frame_y;
1805 } else if (event->xbutton.window == menu->frame->core->window) {
1806 /* This is true if the menu was launched with right click on root window */
1807 if (!d_data.magic) {
1808 delayed_select = 1;
1809 d_data.delayed_select = &delayed_select;
1810 d_data.menu = menu;
1811 d_data.magic = WMAddTimerHandler(wPreferences.dblclick_time, delaySelection, &d_data);
1812 }
1813 }
1814
1815 wRaiseFrame(menu->frame->core);
1816
1817 close_on_exit = (bev->send_event || menu->flags.brother);
1818
1819 smenu = findMenu(scr, &x, &y);
1820 if (!smenu) {
1821 x = -1;
1822 y = -1;
1823 } else {
1824 menu = smenu;
1825 }
1826
1827 if (menu->flags.editing) {
1828 goto byebye;
1829 }
1830 entry_no = getEntryAt(menu, x, y);
1831 if (entry_no >= 0) {
1832 entry = menu->entries[entry_no];
1833
1834 if (!close_on_exit && (bev->state & ControlMask) && smenu && entry->flags.editable) {
1835 editEntry(smenu, entry);
1836 goto byebye;
1837 } else if (bev->state & ControlMask) {
1838 goto byebye;
1839 }
1840
1841 if (entry->flags.enabled && entry->cascade >= 0 && menu->cascades) {
1842 WMenu *submenu = menu->cascades[entry->cascade];
1843 /* map cascade */
1844 if (submenu->flags.mapped && !submenu->flags.buttoned && menu->selected_entry != entry_no) {
1845 wMenuUnmap(submenu);
1846 }
1847 if (!submenu->flags.mapped && !delayed_select) {
1848 selectEntry(menu, entry_no);
1849 } else if (!submenu->flags.buttoned) {
1850 selectEntry(menu, -1);
1851 }
1852
1853 } else if (!delayed_select) {
1854 if (menu == scr->switch_menu && event->xbutton.button == Button3) {
1855 selectEntry(menu, entry_no);
1856 OpenWindowMenu2((WWindow *)entry->clientdata,
1857 event->xbutton.x_root,
1858 event->xbutton.y_root, False);
1859 wwin = (WWindow *)entry->clientdata;
1860 desc = &wwin->screen_ptr->window_menu->menu->descriptor;
1861 event->xany.send_event = True;
1862 (*desc->handle_mousedown)(desc, event);
1863
1864 XUngrabPointer(dpy, CurrentTime);
1865 selectEntry(menu, -1);
1866 return;
1867 } else {
1868 selectEntry(menu, entry_no);
1869 }
1870 }
1871
1872 if (!wPreferences.wrap_menus && !wPreferences.scrollable_menus) {
1873 if (!menu->timer)
1874 dragScrollMenuCallback(menu);
1875 }
1876 }
1877
1878 prevx = bev->x_root;
1879 prevy = bev->y_root;
1880 while (!done) {
1881 int x, y;
1882
1883 XAllowEvents(dpy, AsyncPointer | SyncPointer, CurrentTime);
1884
1885 WMMaskEvent(dpy, ExposureMask | ButtonMotionMask | ButtonReleaseMask | ButtonPressMask, &ev);
1886 switch (ev.type) {
1887 case MotionNotify:
1888 smenu = findMenu(scr, &x, &y);
1889
1890 if (smenu == NULL) {
1891 /* moved mouse out of menu */
1892
1893 if (!delayed_select && d_data.magic) {
1894 WMDeleteTimerHandler(d_data.magic);
1895 d_data.magic = NULL;
1896 }
1897 if (menu == NULL
1898 || (menu->selected_entry >= 0
1899 && menu->entries[menu->selected_entry]->cascade >= 0)) {
1900 prevx = ev.xmotion.x_root;
1901 prevy = ev.xmotion.y_root;
1902
1903 break;
1904 }
1905 selectEntry(menu, -1);
1906 menu = smenu;
1907 prevx = ev.xmotion.x_root;
1908 prevy = ev.xmotion.y_root;
1909 break;
1910 } else if (menu && menu != smenu
1911 && (menu->selected_entry < 0
1912 || menu->entries[menu->selected_entry]->cascade < 0)) {
1913 selectEntry(menu, -1);
1914
1915 if (!delayed_select && d_data.magic) {
1916 WMDeleteTimerHandler(d_data.magic);
1917 d_data.magic = NULL;
1918 }
1919 } else {
1920
1921 /* hysteresis for item selection */
1922
1923 /* check if the motion was to the side, indicating that
1924 * the user may want to cross to a submenu */
1925 if (!delayed_select && menu) {
1926 int dx;
1927 Bool moved_to_submenu; /* moved to direction of submenu */
1928
1929 dx = abs(prevx - ev.xmotion.x_root);
1930
1931 moved_to_submenu = False;
1932 if (dx > 0 /* if moved enough to the side */
1933 /* maybe a open submenu */
1934 && menu->selected_entry >= 0
1935 /* moving to the right direction */
1936 && (wPreferences.align_menus || ev.xmotion.y_root >= prevy)) {
1937 int index;
1938
1939 index = menu->entries[menu->selected_entry]->cascade;
1940 if (index >= 0) {
1941 if (menu->cascades[index]->frame_x > menu->frame_x) {
1942 if (prevx < ev.xmotion.x_root)
1943 moved_to_submenu = True;
1944 } else {
1945 if (prevx > ev.xmotion.x_root)
1946 moved_to_submenu = True;
1947 }
1948 }
1949 }
1950
1951 if (menu != smenu) {
1952 if (d_data.magic) {
1953 WMDeleteTimerHandler(d_data.magic);
1954 d_data.magic = NULL;
1955 }
1956 } else if (moved_to_submenu) {
1957 /* while we are moving, postpone the selection */
1958 if (d_data.magic) {
1959 WMDeleteTimerHandler(d_data.magic);
1960 }
1961 d_data.delayed_select = NULL;
1962 d_data.menu = menu;
1963 d_data.magic = WMAddTimerHandler(MENU_SELECT_DELAY,
1964 delaySelection, &d_data);
1965 prevx = ev.xmotion.x_root;
1966 prevy = ev.xmotion.y_root;
1967 break;
1968 } else {
1969 if (d_data.magic) {
1970 WMDeleteTimerHandler(d_data.magic);
1971 d_data.magic = NULL;
1972 }
1973 }
1974 }
1975 }
1976 prevx = ev.xmotion.x_root;
1977 prevy = ev.xmotion.y_root;
1978 if (menu != smenu) {
1979 /* pointer crossed menus */
1980 if (menu && menu->timer) {
1981 WMDeleteTimerHandler(menu->timer);
1982 menu->timer = NULL;
1983 }
1984 if (smenu)
1985 dragScrollMenuCallback(smenu);
1986 }
1987 menu = smenu;
1988 if (!menu->timer)
1989 dragScrollMenuCallback(menu);
1990
1991 if (!delayed_select) {
1992 entry_no = getEntryAt(menu, x, y);
1993 if (entry_no >= 0) {
1994 entry = menu->entries[entry_no];
1995 if (entry->flags.enabled && entry->cascade >= 0 && menu->cascades) {
1996 WMenu *submenu = menu->cascades[entry->cascade];
1997 if (submenu->flags.mapped && !submenu->flags.buttoned
1998 && menu->selected_entry != entry_no) {
1999 wMenuUnmap(submenu);
2000 }
2001 }
2002 }
2003 selectEntry(menu, entry_no);
2004 }
2005 break;
2006
2007 case ButtonPress:
2008 break;
2009
2010 case ButtonRelease:
2011 if (ev.xbutton.button == event->xbutton.button)
2012 done = 1;
2013 break;
2014
2015 case Expose:
2016 WMHandleEvent(&ev);
2017 break;
2018 }
2019 }
2020
2021 if (menu && menu->timer) {
2022 WMDeleteTimerHandler(menu->timer);
2023 menu->timer = NULL;
2024 }
2025 if (d_data.magic != NULL) {
2026 WMDeleteTimerHandler(d_data.magic);
2027 d_data.magic = NULL;
2028 }
2029
2030 if (menu && menu->selected_entry >= 0) {
2031 entry = menu->entries[menu->selected_entry];
2032 if (entry->callback != NULL && entry->flags.enabled && entry->cascade < 0) {
2033 /* blink and erase menu selection */
2034 #if (MENU_BLINK_DELAY > 0)
2035 int sel = menu->selected_entry;
2036 int i;
2037
2038 for (i = 0; i < MENU_BLINK_COUNT; i++) {
2039 paintEntry(menu, sel, False);
2040 XSync(dpy, 0);
2041 wusleep(MENU_BLINK_DELAY);
2042 paintEntry(menu, sel, True);
2043 XSync(dpy, 0);
2044 wusleep(MENU_BLINK_DELAY);
2045 }
2046 #endif
2047 /* unmap the menu, it's parents and call the callback */
2048 if (!menu->flags.buttoned && (!menu->flags.app_menu || menu->parent != NULL)) {
2049 closeCascade(menu);
2050 } else {
2051 selectEntry(menu, -1);
2052 }
2053 (*entry->callback) (menu, entry);
2054
2055 /* If the user double clicks an entry, the entry will
2056 * be executed twice, which is not good for things like
2057 * the root menu. So, ignore any clicks that were generated
2058 * while the entry was being executed */
2059 while (XCheckTypedWindowEvent(dpy, menu->menu->window, ButtonPress, &ev)) ;
2060 } else if (entry->callback != NULL && entry->cascade < 0) {
2061 selectEntry(menu, -1);
2062 } else {
2063 if (entry->cascade >= 0 && menu->cascades && menu->cascades[entry->cascade]->flags.brother) {
2064 selectEntry(menu, -1);
2065 }
2066 }
2067 }
2068
2069 if (((WMenu *) desc->parent)->flags.brother || close_on_exit || !smenu)
2070 closeCascade(desc->parent);
2071
2072 /* close the cascade windows that should not remain opened */
2073 closeBrotherCascadesOf(desc->parent);
2074
2075 if (!wPreferences.wrap_menus)
2076 wMenuMove(parentMenu(desc->parent), old_frame_x, old_frame_y, True);
2077
2078 byebye:
2079 /* Just to be sure in case we skip the 2 above because of a goto byebye */
2080 if (menu && menu->timer) {
2081 WMDeleteTimerHandler(menu->timer);
2082 menu->timer = NULL;
2083 }
2084 if (d_data.magic != NULL) {
2085 WMDeleteTimerHandler(d_data.magic);
2086 d_data.magic = NULL;
2087 }
2088
2089 ((WMenu *) desc->parent)->flags.inside_handler = 0;
2090 }
2091
2092 void wMenuMove(WMenu * menu, int x, int y, int submenus)
2093 {
2094 WMenu *submenu;
2095 int i;
2096
2097 if (!menu)
2098 return;
2099
2100 menu->frame_x = x;
2101 menu->frame_y = y;
2102 XMoveWindow(dpy, menu->frame->core->window, x, y);
2103
2104 if (submenus > 0 && menu->selected_entry >= 0) {
2105 i = menu->entries[menu->selected_entry]->cascade;
2106
2107 if (i >= 0 && menu->cascades) {
2108 submenu = menu->cascades[i];
2109 if (submenu->flags.mapped && !submenu->flags.buttoned) {
2110 if (wPreferences.align_menus) {
2111 wMenuMove(submenu, x + MENUW(menu), y, submenus);
2112 } else {
2113 wMenuMove(submenu, x + MENUW(menu),
2114 y + submenu->entry_height * menu->selected_entry, submenus);
2115 }
2116 }
2117 }
2118 }
2119 if (submenus < 0 && menu->parent != NULL && menu->parent->flags.mapped && !menu->parent->flags.buttoned) {
2120 if (wPreferences.align_menus) {
2121 wMenuMove(menu->parent, x - MENUW(menu->parent), y, submenus);
2122 } else {
2123 wMenuMove(menu->parent, x - MENUW(menu->parent), menu->frame_y
2124 - menu->parent->entry_height * menu->parent->selected_entry, submenus);
2125 }
2126 }
2127 }
2128
2129 static void changeMenuLevels(WMenu * menu, int lower)
2130 {
2131 int i;
2132
2133 if (!lower) {
2134 ChangeStackingLevel(menu->frame->core, (!menu->parent ? WMMainMenuLevel : WMSubmenuLevel));
2135 wRaiseFrame(menu->frame->core);
2136 menu->flags.lowered = 0;
2137 } else {
2138 ChangeStackingLevel(menu->frame->core, WMNormalLevel);
2139 wLowerFrame(menu->frame->core);
2140 menu->flags.lowered = 1;
2141 }
2142 for (i = 0; i < menu->cascade_no; i++) {
2143 if (menu->cascades[i]
2144 && !menu->cascades[i]->flags.buttoned && menu->cascades[i]->flags.lowered != lower) {
2145 changeMenuLevels(menu->cascades[i], lower);
2146 }
2147 }
2148 }
2149
2150 static void menuTitleDoubleClick(WCoreWindow * sender, void *data, XEvent * event)
2151 {
2152 WMenu *menu = data;
2153 int lower;
2154
2155 if (event->xbutton.state & MOD_MASK) {
2156 if (menu->flags.lowered) {
2157 lower = 0;
2158 } else {
2159 lower = 1;
2160 }
2161 changeMenuLevels(menu, lower);
2162 }
2163 }
2164
2165 static void menuTitleMouseDown(WCoreWindow * sender, void *data, XEvent * event)
2166 {
2167 WMenu *menu = data;
2168 WMenu *tmp;
2169 XEvent ev;
2170 int x = menu->frame_x, y = menu->frame_y;
2171 int dx = event->xbutton.x_root, dy = event->xbutton.y_root;
2172 int i, lower;
2173 Bool started;
2174
2175 /* can't touch the menu copy */
2176 if (menu->flags.brother)
2177 return;
2178
2179 if (event->xbutton.button != Button1 && event->xbutton.button != Button2)
2180 return;
2181
2182 if (event->xbutton.state & MOD_MASK) {
2183 wLowerFrame(menu->frame->core);
2184 lower = 1;
2185 } else {
2186 wRaiseFrame(menu->frame->core);
2187 lower = 0;
2188 }
2189 tmp = menu;
2190
2191 /* lower/raise all submenus */
2192 while (1) {
2193 if (tmp->selected_entry >= 0 && tmp->cascades && tmp->entries[tmp->selected_entry]->cascade >= 0) {
2194 tmp = tmp->cascades[tmp->entries[tmp->selected_entry]->cascade];
2195 if (!tmp || !tmp->flags.mapped)
2196 break;
2197 if (lower)
2198 wLowerFrame(tmp->frame->core);
2199 else
2200 wRaiseFrame(tmp->frame->core);
2201 } else {
2202 break;
2203 }
2204 }
2205
2206 /* tear off the menu if it's a root menu or a cascade
2207 application menu */
2208 if (!menu->flags.buttoned && !menu->flags.brother && (!menu->flags.app_menu || menu->parent != NULL)) {
2209 menu->flags.buttoned = 1;
2210 wFrameWindowShowButton(menu->frame, WFF_RIGHT_BUTTON);
2211 if (menu->parent) {
2212 /* turn off selected menu entry in parent menu */
2213 selectEntry(menu->parent, -1);
2214
2215 /* make parent map the copy in place of the original */
2216 for (i = 0; i < menu->parent->cascade_no; i++) {
2217 if (menu->parent->cascades[i] == menu) {
2218 menu->parent->cascades[i] = menu->brother;
2219 break;
2220 }
2221 }
2222 }
2223 }
2224
2225 started = False;
2226 while (1) {
2227 WMMaskEvent(dpy, ButtonMotionMask | ButtonReleaseMask | ButtonPressMask | ExposureMask, &ev);
2228 switch (ev.type) {
2229 case MotionNotify:
2230 if (started) {
2231 x += ev.xmotion.x_root - dx;
2232 y += ev.xmotion.y_root - dy;
2233 dx = ev.xmotion.x_root;
2234 dy = ev.xmotion.y_root;
2235 wMenuMove(menu, x, y, True);
2236 } else {
2237 if (abs(ev.xmotion.x_root - dx) > MOVE_THRESHOLD
2238 || abs(ev.xmotion.y_root - dy) > MOVE_THRESHOLD) {
2239 started = True;
2240 XGrabPointer(dpy, menu->frame->titlebar->window, False,
2241 ButtonMotionMask | ButtonReleaseMask
2242 | ButtonPressMask,
2243 GrabModeAsync, GrabModeAsync, None,
2244 wCursor[WCUR_MOVE], CurrentTime);
2245 }
2246 }
2247 break;
2248
2249 case ButtonPress:
2250 break;
2251
2252 case ButtonRelease:
2253 if (ev.xbutton.button != event->xbutton.button)
2254 break;
2255 XUngrabPointer(dpy, CurrentTime);
2256 return;
2257
2258 default:
2259 WMHandleEvent(&ev);
2260 break;
2261 }
2262 }
2263 }
2264
2265 /*
2266 *----------------------------------------------------------------------
2267 * menuCloseClick--
2268 * Handles mouse click on the close button of menus. The menu is
2269 * closed when the button is clicked.
2270 *
2271 * Side effects:
2272 * The closed menu is reinserted at it's parent menus
2273 * cascade list.
2274 *----------------------------------------------------------------------
2275 */
2276 static void menuCloseClick(WCoreWindow * sender, void *data, XEvent * event)
2277 {
2278 WMenu *menu = (WMenu *) data;
2279 WMenu *parent = menu->parent;
2280 int i;
2281
2282 if (parent) {
2283 for (i = 0; i < parent->cascade_no; i++) {
2284 /* find the entry that points to the copy */
2285 if (parent->cascades[i] == menu->brother) {
2286 /* make it point to the original */
2287 parent->cascades[i] = menu;
2288 menu->parent = parent;
2289 break;
2290 }
2291 }
2292 }
2293 wMenuUnmap(menu);
2294 }
2295
2296 static void saveMenuInfo(WMPropList * dict, WMenu * menu, WMPropList * key)
2297 {
2298 WMPropList *value, *list;
2299 char buffer[256];
2300
2301 snprintf(buffer, sizeof(buffer), "%i,%i", menu->frame_x, menu->frame_y);
2302 value = WMCreatePLString(buffer);
2303 list = WMCreatePLArray(value, NULL);
2304 if (menu->flags.lowered)
2305 WMAddToPLArray(list, WMCreatePLString("lowered"));
2306 WMPutInPLDictionary(dict, key, list);
2307 WMReleasePropList(value);
2308 WMReleasePropList(list);
2309 }
2310
2311 void wMenuSaveState(WScreen * scr)
2312 {
2313 WMPropList *menus, *key;
2314 int save_menus = 0;
2315
2316 menus = WMCreatePLDictionary(NULL, NULL);
2317
2318 if (scr->switch_menu && scr->switch_menu->flags.buttoned) {
2319 key = WMCreatePLString("SwitchMenu");
2320 saveMenuInfo(menus, scr->switch_menu, key);
2321 WMReleasePropList(key);
2322 save_menus = 1;
2323 }
2324
2325 if (saveMenuRecurs(menus, scr, scr->root_menu))
2326 save_menus = 1;
2327
2328 if (scr->workspace_menu && scr->workspace_menu->flags.buttoned) {
2329 key = WMCreatePLString("WorkspaceMenu");
2330 saveMenuInfo(menus, scr->workspace_menu, key);
2331 WMReleasePropList(key);
2332 save_menus = 1;
2333 }
2334
2335 if (save_menus) {
2336 key = WMCreatePLString("Menus");
2337 WMPutInPLDictionary(scr->session_state, key, menus);
2338 WMReleasePropList(key);
2339 }
2340 WMReleasePropList(menus);
2341 }
2342
2343 static Bool getMenuPath(WMenu * menu, char *buffer, int bufSize)
2344 {
2345 Bool ok = True;
2346 int len = 0;
2347
2348 if (!menu->flags.titled || !menu->frame->title[0])
2349 return False;
2350
2351 len = strlen(menu->frame->title);
2352 if (len >= bufSize)
2353 return False;
2354
2355 if (menu->parent) {
2356 ok = getMenuPath(menu->parent, buffer, bufSize - len - 1);
2357 if (!ok)
2358 return False;
2359 }
2360
2361 strcat(buffer, "\\");
2362 strcat(buffer, menu->frame->title);
2363
2364 return True;
2365 }
2366
2367 static Bool saveMenuRecurs(WMPropList * menus, WScreen * scr, WMenu * menu)
2368 {
2369 WMPropList *key;
2370 int save_menus = 0, i;
2371 char buffer[512];
2372 Bool ok = True;
2373
2374 if (menu->flags.brother)
2375 menu = menu->brother;
2376
2377 if (menu->flags.buttoned && menu != scr->switch_menu) {
2378
2379 buffer[0] = '\0';
2380 ok = getMenuPath(menu, buffer, 510);
2381
2382 if (ok) {
2383 key = WMCreatePLString(buffer);
2384 saveMenuInfo(menus, menu, key);
2385 WMReleasePropList(key);
2386 save_menus = 1;
2387 }
2388 }
2389
2390 if (ok) {
2391 for (i = 0; i < menu->cascade_no; i++) {
2392 if (saveMenuRecurs(menus, scr, menu->cascades[i]))
2393 save_menus = 1;
2394 }
2395 }
2396 return save_menus;
2397 }
2398
2399 #define COMPLAIN(key) wwarning(_("bad value in menus state info: %s"), key)
2400
2401 static Bool getMenuInfo(WMPropList * info, int *x, int *y, Bool * lowered)
2402 {
2403 WMPropList *pos;
2404
2405 *lowered = False;
2406
2407 if (WMIsPLArray(info)) {
2408 WMPropList *flags;
2409 pos = WMGetFromPLArray(info, 0);
2410 flags = WMGetFromPLArray(info, 1);
2411 if (flags != NULL && WMIsPLString(flags) && WMGetFromPLString(flags) != NULL
2412 && strcmp(WMGetFromPLString(flags), "lowered") == 0) {
2413 *lowered = True;
2414 }
2415 } else {
2416 pos = info;
2417 }
2418
2419 if (pos != NULL && WMIsPLString(pos)) {
2420 if (sscanf(WMGetFromPLString(pos), "%i,%i", x, y) != 2)
2421 COMPLAIN("Position");
2422 } else {
2423 COMPLAIN("(position, flags...)");
2424 return False;
2425 }
2426
2427 return True;
2428 }
2429
2430 static int restoreMenu(WScreen * scr, WMPropList * menu, int which)
2431 {
2432 int x, y;
2433 Bool lowered = False;
2434 WMenu *pmenu = NULL;
2435
2436 if (!menu)
2437 return False;
2438
2439 if (!getMenuInfo(menu, &x, &y, &lowered))
2440 return False;
2441
2442 if (which & WSS_SWITCHMENU) {
2443 OpenSwitchMenu(scr, x, y, False);
2444 pmenu = scr->switch_menu;
2445 }
2446
2447 if (pmenu) {
2448 int width = MENUW(pmenu);
2449 int height = MENUH(pmenu);
2450 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
2451
2452 if (lowered) {
2453 changeMenuLevels(pmenu, True);
2454 }
2455
2456 if (x < rect.pos.x - width)
2457 x = rect.pos.x;
2458 if (x > rect.pos.x + rect.size.width)
2459 x = rect.pos.x + rect.size.width - width;
2460 if (y < rect.pos.y)
2461 y = rect.pos.y;
2462 if (y > rect.pos.y + rect.size.height)
2463 y = rect.pos.y + rect.size.height - height;
2464
2465 wMenuMove(pmenu, x, y, True);
2466 pmenu->flags.buttoned = 1;
2467 wFrameWindowShowButton(pmenu->frame, WFF_RIGHT_BUTTON);
2468 return True;
2469 }
2470 return False;
2471 }
2472
2473 static int restoreMenuRecurs(WScreen * scr, WMPropList * menus, WMenu * menu, char *path)
2474 {
2475 WMPropList *key, *entry;
2476 char buffer[512];
2477 int i, x, y, res;
2478 Bool lowered;
2479
2480 if (strlen(path) + strlen(menu->frame->title) > 510)
2481 return False;
2482
2483 snprintf(buffer, sizeof(buffer), "%s\\%s", path, menu->frame->title);
2484 key = WMCreatePLString(buffer);
2485 entry = WMGetFromPLDictionary(menus, key);
2486 res = False;
2487
2488 if (entry && getMenuInfo(entry, &x, &y, &lowered)) {
2489
2490 if (!menu->flags.mapped) {
2491 int width = MENUW(menu);
2492 int height = MENUH(menu);
2493 WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
2494
2495 wMenuMapAt(menu, x, y, False);
2496
2497 if (menu->parent) {
2498 /* make parent map the copy in place of the original */
2499 for (i = 0; i < menu->parent->cascade_no; i++) {
2500 if (menu->parent->cascades[i] == menu) {
2501 menu->parent->cascades[i] = menu->brother;
2502 break;
2503 }
2504 }
2505 }
2506 if (lowered) {
2507 changeMenuLevels(menu, True);
2508 }
2509
2510 if (x < rect.pos.x - width)
2511 x = rect.pos.x;
2512 if (x > rect.pos.x + rect.size.width)
2513 x = rect.pos.x + rect.size.width - width;
2514 if (y < rect.pos.y)
2515 y = rect.pos.y;
2516 if (y > rect.pos.y + rect.size.height)
2517 y = rect.pos.y + rect.size.height - height;
2518
2519 wMenuMove(menu, x, y, True);
2520 menu->flags.buttoned = 1;
2521 wFrameWindowShowButton(menu->frame, WFF_RIGHT_BUTTON);
2522 res = True;
2523 }
2524 }
2525
2526 WMReleasePropList(key);
2527
2528 for (i = 0; i < menu->cascade_no; i++) {
2529 if (restoreMenuRecurs(scr, menus, menu->cascades[i], buffer) != False)
2530 res = True;
2531 }
2532
2533 return res;
2534 }
2535
2536 void wMenuRestoreState(WScreen * scr)
2537 {
2538 WMPropList *menus, *menu, *key, *skey;
2539
2540 if (!scr->session_state) {
2541 return;
2542 }
2543
2544 key = WMCreatePLString("Menus");
2545 menus = WMGetFromPLDictionary(scr->session_state, key);
2546 WMReleasePropList(key);
2547
2548 if (!menus)
2549 return;
2550
2551 /* restore menus */
2552
2553 skey = WMCreatePLString("SwitchMenu");
2554 menu = WMGetFromPLDictionary(menus, skey);
2555 WMReleasePropList(skey);
2556 restoreMenu(scr, menu, WSS_SWITCHMENU);
2557
2558 if (!scr->root_menu) {
2559 OpenRootMenu(scr, scr->scr_width * 2, 0, False);
2560 wMenuUnmap(scr->root_menu);
2561 }
2562 restoreMenuRecurs(scr, menus, scr->root_menu, "");
2563 }
2564
2565 void OpenWorkspaceMenu(WScreen * scr, int x, int y)
2566 {
2567 WMenu *menu, *parent;
2568 WMenuEntry *entry;
2569
2570 if (!scr->root_menu) {
2571 OpenRootMenu(scr, scr->scr_width * 2, 0, False);
2572 wMenuUnmap(scr->root_menu);
2573 }
2574
2575 menu = scr->workspace_menu;
2576 if (menu) {
2577 if (menu->flags.mapped) {
2578 if (!menu->flags.buttoned) {
2579 wMenuUnmap(menu);
2580 parent = menu->parent;
2581 if (parent && parent->selected_entry >= 0) {
2582 entry = parent->entries[parent->selected_entry];
2583 if (parent->cascades[entry->cascade] == menu) {
2584 selectEntry(parent, -1);
2585 wMenuMapAt(menu, x, y, False);
2586 }
2587 }
2588 } else {
2589 wRaiseFrame(menu->frame->core);
2590 wMenuMapCopyAt(menu, x, y);
2591 }
2592 } else {
2593 wMenuMapAt(menu, x, y, False);
2594 }
2595 }
2596 }
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