Introducing the icon cache.
[mikachu/openbox.git] / openbox / menuframe.c
1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
2
3    menuframe.c for the Openbox window manager
4    Copyright (c) 2006        Mikael Magnusson
5    Copyright (c) 2003-2007   Dana Jansens
6
7    This program is free software; you can redistribute it and/or modify
8    it under the terms of the GNU General Public License as published by
9    the Free Software Foundation; either version 2 of the License, or
10    (at your option) any later version.
11
12    This program is distributed in the hope that it will be useful,
13    but WITHOUT ANY WARRANTY; without even the implied warranty of
14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15    GNU General Public License for more details.
16
17    See the COPYING file for a copy of the GNU General Public License.
18 */
19
20 #include "menuframe.h"
21 #include "client.h"
22 #include "menu.h"
23 #include "screen.h"
24 #include "actions.h"
25 #include "grab.h"
26 #include "openbox.h"
27 #include "config.h"
28 #include "render/theme.h"
29
30 #define PADDING 2
31 #define SEPARATOR_HEIGHT 3
32 #define MAX_MENU_WIDTH 400
33
34 #define ITEM_HEIGHT (ob_rr_theme->menu_font_height + 2*PADDING)
35
36 #define FRAME_EVENTMASK (ButtonPressMask |ButtonMotionMask | EnterWindowMask |\
37                          LeaveWindowMask)
38 #define ENTRY_EVENTMASK (EnterWindowMask | LeaveWindowMask | \
39                          ButtonPressMask | ButtonReleaseMask)
40
41 GList *menu_frame_visible;
42
43 static ObMenuEntryFrame* menu_entry_frame_new(ObMenuEntry *entry,
44                                               ObMenuFrame *frame);
45 static void menu_entry_frame_free(ObMenuEntryFrame *self);
46 static void menu_frame_update(ObMenuFrame *self);
47 static gboolean menu_entry_frame_submenu_timeout(gpointer data);
48 static void menu_frame_hide(ObMenuFrame *self);
49
50 static Window createWindow(Window parent, gulong mask,
51                            XSetWindowAttributes *attrib)
52 {
53     return XCreateWindow(obt_display, parent, 0, 0, 1, 1, 0,
54                          RrDepth(ob_rr_inst), InputOutput,
55                          RrVisual(ob_rr_inst), mask, attrib);
56 }
57
58 GHashTable *menu_frame_map;
59
60 void menu_frame_startup(gboolean reconfig)
61 {
62     if (reconfig) return;
63
64     menu_frame_map = g_hash_table_new(g_int_hash, g_int_equal);
65 }
66
67 void menu_frame_shutdown(gboolean reconfig)
68 {
69     if (reconfig) return;
70
71     g_hash_table_destroy(menu_frame_map);
72 }
73
74 ObMenuFrame* menu_frame_new(ObMenu *menu, guint show_from, ObClient *client)
75 {
76     ObMenuFrame *self;
77     XSetWindowAttributes attr;
78
79     self = g_new0(ObMenuFrame, 1);
80     self->obwin.type = OB_WINDOW_CLASS_MENUFRAME;
81     self->menu = menu;
82     self->selected = NULL;
83     self->client = client;
84     self->direction_right = TRUE;
85     self->show_from = show_from;
86
87     attr.event_mask = FRAME_EVENTMASK;
88     self->window = createWindow(obt_root(ob_screen),
89                                 CWEventMask, &attr);
90
91     XSetWindowBorderWidth(obt_display, self->window, ob_rr_theme->mbwidth);
92     XSetWindowBorder(obt_display, self->window,
93                      RrColorPixel(ob_rr_theme->menu_border_color));
94
95     self->a_items = RrAppearanceCopy(ob_rr_theme->a_menu);
96
97     window_add(&self->window, MENUFRAME_AS_WINDOW(self));
98     stacking_add(MENUFRAME_AS_WINDOW(self));
99
100     return self;
101 }
102
103 void menu_frame_free(ObMenuFrame *self)
104 {
105     if (self) {
106         while (self->entries) {
107             menu_entry_frame_free(self->entries->data);
108             self->entries = g_list_delete_link(self->entries, self->entries);
109         }
110
111         stacking_remove(MENUFRAME_AS_WINDOW(self));
112         window_remove(self->window);
113
114         RrAppearanceFree(self->a_items);
115
116         XDestroyWindow(obt_display, self->window);
117
118         g_free(self);
119     }
120 }
121
122 static ObMenuEntryFrame* menu_entry_frame_new(ObMenuEntry *entry,
123                                               ObMenuFrame *frame)
124 {
125     ObMenuEntryFrame *self;
126     XSetWindowAttributes attr;
127
128     self = g_new0(ObMenuEntryFrame, 1);
129     self->entry = entry;
130     self->frame = frame;
131
132     menu_entry_ref(entry);
133
134     attr.event_mask = ENTRY_EVENTMASK;
135     self->window = createWindow(self->frame->window, CWEventMask, &attr);
136     self->text = createWindow(self->window, 0, NULL);
137     g_hash_table_insert(menu_frame_map, &self->window, self);
138     g_hash_table_insert(menu_frame_map, &self->text, self);
139     if (entry->type == OB_MENU_ENTRY_TYPE_NORMAL) {
140         self->icon = createWindow(self->window, 0, NULL);
141         g_hash_table_insert(menu_frame_map, &self->icon, self);
142     }
143     if (entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
144         self->bullet = createWindow(self->window, 0, NULL);
145         g_hash_table_insert(menu_frame_map, &self->bullet, self);
146     }
147
148     XMapWindow(obt_display, self->window);
149     XMapWindow(obt_display, self->text);
150
151     window_add(&self->window, MENUFRAME_AS_WINDOW(self->frame));
152
153     return self;
154 }
155
156 static void menu_entry_frame_free(ObMenuEntryFrame *self)
157 {
158     if (self) {
159         menu_entry_unref(self->entry);
160
161         window_remove(self->window);
162
163         XDestroyWindow(obt_display, self->text);
164         XDestroyWindow(obt_display, self->window);
165         g_hash_table_remove(menu_frame_map, &self->text);
166         g_hash_table_remove(menu_frame_map, &self->window);
167         if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL) {
168             XDestroyWindow(obt_display, self->icon);
169             g_hash_table_remove(menu_frame_map, &self->icon);
170         }
171         if (self->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
172             XDestroyWindow(obt_display, self->bullet);
173             g_hash_table_remove(menu_frame_map, &self->bullet);
174         }
175
176         g_free(self);
177     }
178 }
179
180 void menu_frame_move(ObMenuFrame *self, gint x, gint y)
181 {
182     RECT_SET_POINT(self->area, x, y);
183     XMoveWindow(obt_display, self->window, self->area.x, self->area.y);
184 }
185
186 static void menu_frame_place_topmenu(ObMenuFrame *self, gint *x, gint *y)
187 {
188     gint dx, dy;
189
190     if (config_menu_middle) {
191         gint myx;
192
193         myx = *x;
194         *y -= self->area.height / 2;
195
196         /* try to the right of the cursor */
197         menu_frame_move_on_screen(self, myx, *y, &dx, &dy);
198         self->direction_right = TRUE;
199         if (dx != 0) {
200             /* try to the left of the cursor */
201             myx = *x - self->area.width;
202             menu_frame_move_on_screen(self, myx, *y, &dx, &dy);
203             self->direction_right = FALSE;
204         }
205         if (dx != 0) {
206             /* if didnt fit on either side so just use what it says */
207             myx = *x;
208             menu_frame_move_on_screen(self, myx, *y, &dx, &dy);
209             self->direction_right = TRUE;
210         }
211         *x = myx + dx;
212         *y += dy;
213     } else {
214         gint myx, myy;
215
216         myx = *x;
217         myy = *y;
218
219         /* try to the bottom right of the cursor */
220         menu_frame_move_on_screen(self, myx, myy, &dx, &dy);
221         self->direction_right = TRUE;
222         if (dx != 0 || dy != 0) {
223             /* try to the bottom left of the cursor */
224             myx = *x - self->area.width;
225             myy = *y;
226             menu_frame_move_on_screen(self, myx, myy, &dx, &dy);
227             self->direction_right = FALSE;
228         }
229         if (dx != 0 || dy != 0) {
230             /* try to the top right of the cursor */
231             myx = *x;
232             myy = *y - self->area.height;
233             menu_frame_move_on_screen(self, myx, myy, &dx, &dy);
234             self->direction_right = TRUE;
235         }
236         if (dx != 0 || dy != 0) {
237             /* try to the top left of the cursor */
238             myx = *x - self->area.width;
239             myy = *y - self->area.height;
240             menu_frame_move_on_screen(self, myx, myy, &dx, &dy);
241             self->direction_right = FALSE;
242         }
243         if (dx != 0 || dy != 0) {
244             /* if didnt fit on either side so just use what it says */
245             myx = *x;
246             myy = *y;
247             menu_frame_move_on_screen(self, myx, myy, &dx, &dy);
248             self->direction_right = TRUE;
249         }
250         *x = myx + dx;
251         *y = myy + dy;
252     }
253 }
254
255 static void menu_frame_place_submenu(ObMenuFrame *self, gint *x, gint *y)
256 {
257     gint overlap;
258     gint bwidth;
259
260     overlap = ob_rr_theme->menu_overlap;
261     bwidth = ob_rr_theme->mbwidth;
262
263     if (self->direction_right)
264         *x = self->parent->area.x + self->parent->area.width -
265             overlap - bwidth;
266     else
267         *x = self->parent->area.x - self->area.width + overlap + bwidth;
268
269     *y = self->parent->area.y + self->parent_entry->area.y;
270     if (config_menu_middle)
271         *y -= (self->area.height - (bwidth * 2) - ITEM_HEIGHT) / 2;
272     else
273         *y += overlap;
274 }
275
276 void menu_frame_move_on_screen(ObMenuFrame *self, gint x, gint y,
277                                gint *dx, gint *dy)
278 {
279     Rect *a = NULL;
280     gint pos, half;
281
282     *dx = *dy = 0;
283
284     a = screen_physical_area_monitor(self->monitor);
285
286     half = g_list_length(self->entries) / 2;
287     pos = g_list_index(self->entries, self->selected);
288
289     /* if in the bottom half then check this stuff first, will keep the bottom
290        edge of the menu visible */
291     if (pos > half) {
292         *dx = MAX(*dx, a->x - x);
293         *dy = MAX(*dy, a->y - y);
294     }
295     *dx = MIN(*dx, (a->x + a->width) - (x + self->area.width));
296     *dy = MIN(*dy, (a->y + a->height) - (y + self->area.height));
297     /* if in the top half then check this stuff last, will keep the top
298        edge of the menu visible */
299     if (pos <= half) {
300         *dx = MAX(*dx, a->x - x);
301         *dy = MAX(*dy, a->y - y);
302     }
303
304     g_free(a);
305 }
306
307 static void menu_entry_frame_render(ObMenuEntryFrame *self)
308 {
309     RrAppearance *item_a, *text_a;
310     gint th; /* temp */
311     ObMenu *sub;
312     ObMenuFrame *frame = self->frame;
313
314     switch (self->entry->type) {
315     case OB_MENU_ENTRY_TYPE_NORMAL:
316     case OB_MENU_ENTRY_TYPE_SUBMENU:
317         item_a = (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
318                   !self->entry->data.normal.enabled ?
319                   /* disabled */
320                   (self == self->frame->selected ?
321                    ob_rr_theme->a_menu_disabled_selected :
322                    ob_rr_theme->a_menu_disabled) :
323                   /* enabled */
324                   (self == self->frame->selected ?
325                    ob_rr_theme->a_menu_selected :
326                    ob_rr_theme->a_menu_normal));
327         th = ITEM_HEIGHT;
328         break;
329     case OB_MENU_ENTRY_TYPE_SEPARATOR:
330         if (self->entry->data.separator.label) {
331             item_a = ob_rr_theme->a_menu_title;
332             th = ob_rr_theme->menu_title_height;
333         } else {
334             item_a = ob_rr_theme->a_menu_normal;
335             th = SEPARATOR_HEIGHT + 2*PADDING;
336         }
337         break;
338     default:
339         g_assert_not_reached();
340     }
341
342     RECT_SET_SIZE(self->area, self->frame->inner_w, th);
343     XResizeWindow(obt_display, self->window,
344                   self->area.width, self->area.height);
345     item_a->surface.parent = self->frame->a_items;
346     item_a->surface.parentx = self->area.x;
347     item_a->surface.parenty = self->area.y;
348     RrPaint(item_a, self->window, self->area.width, self->area.height);
349
350     switch (self->entry->type) {
351     case OB_MENU_ENTRY_TYPE_NORMAL:
352         text_a = (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
353                   !self->entry->data.normal.enabled ?
354                   /* disabled */
355                   (self == self->frame->selected ?
356                    ob_rr_theme->a_menu_text_disabled_selected :
357                    ob_rr_theme->a_menu_text_disabled) :
358                   /* enabled */
359                   (self == self->frame->selected ?
360                    ob_rr_theme->a_menu_text_selected :
361                    ob_rr_theme->a_menu_text_normal));
362         text_a->texture[0].data.text.string = self->entry->data.normal.label;
363         if (self->entry->data.normal.shortcut &&
364             (self->frame->menu->show_all_shortcuts ||
365              self->entry->data.normal.shortcut_always_show ||
366              self->entry->data.normal.shortcut_position > 0))
367         {
368             text_a->texture[0].data.text.shortcut = TRUE;
369             text_a->texture[0].data.text.shortcut_pos =
370                 self->entry->data.normal.shortcut_position;
371         } else
372             text_a->texture[0].data.text.shortcut = FALSE;
373         break;
374     case OB_MENU_ENTRY_TYPE_SUBMENU:
375         text_a = (self == self->frame->selected ?
376                   ob_rr_theme->a_menu_text_selected :
377                   ob_rr_theme->a_menu_text_normal);
378         sub = self->entry->data.submenu.submenu;
379         text_a->texture[0].data.text.string = sub ? sub->title : "";
380         if (sub->shortcut && (self->frame->menu->show_all_shortcuts ||
381                               sub->shortcut_always_show ||
382                               sub->shortcut_position > 0))
383         {
384             text_a->texture[0].data.text.shortcut = TRUE;
385             text_a->texture[0].data.text.shortcut_pos = sub->shortcut_position;
386         } else
387             text_a->texture[0].data.text.shortcut = FALSE;
388         break;
389     case OB_MENU_ENTRY_TYPE_SEPARATOR:
390         if (self->entry->data.separator.label != NULL) {
391             text_a = ob_rr_theme->a_menu_text_title;
392             text_a->texture[0].data.text.string =
393                 self->entry->data.separator.label;
394         }
395         else
396             text_a = ob_rr_theme->a_menu_text_normal;
397         break;
398     }
399
400     switch (self->entry->type) {
401     case OB_MENU_ENTRY_TYPE_NORMAL:
402         XMoveResizeWindow(obt_display, self->text,
403                           self->frame->text_x, PADDING,
404                           self->frame->text_w,
405                           ITEM_HEIGHT - 2*PADDING);
406         text_a->surface.parent = item_a;
407         text_a->surface.parentx = self->frame->text_x;
408         text_a->surface.parenty = PADDING;
409         RrPaint(text_a, self->text, self->frame->text_w,
410                 ITEM_HEIGHT - 2*PADDING);
411         break;
412     case OB_MENU_ENTRY_TYPE_SUBMENU:
413         XMoveResizeWindow(obt_display, self->text,
414                           self->frame->text_x, PADDING,
415                           self->frame->text_w - ITEM_HEIGHT,
416                           ITEM_HEIGHT - 2*PADDING);
417         text_a->surface.parent = item_a;
418         text_a->surface.parentx = self->frame->text_x;
419         text_a->surface.parenty = PADDING;
420         RrPaint(text_a, self->text, self->frame->text_w - ITEM_HEIGHT,
421                 ITEM_HEIGHT - 2*PADDING);
422         break;
423     case OB_MENU_ENTRY_TYPE_SEPARATOR:
424         if (self->entry->data.separator.label != NULL) {
425             /* labeled separator */
426             XMoveResizeWindow(obt_display, self->text,
427                               ob_rr_theme->paddingx, ob_rr_theme->paddingy,
428                               self->area.width - 2*ob_rr_theme->paddingx,
429                               ob_rr_theme->menu_title_height -
430                               2*ob_rr_theme->paddingy);
431             text_a->surface.parent = item_a;
432             text_a->surface.parentx = ob_rr_theme->paddingx;
433             text_a->surface.parenty = ob_rr_theme->paddingy;
434             RrPaint(text_a, self->text,
435                     self->area.width - 2*ob_rr_theme->paddingx,
436                     ob_rr_theme->menu_title_height -
437                     2*ob_rr_theme->paddingy);
438         } else {
439             RrAppearance *clear;
440
441             /* unlabeled separaator */
442             XMoveResizeWindow(obt_display, self->text, PADDING, PADDING,
443                               self->area.width - 2*PADDING, SEPARATOR_HEIGHT);
444
445             clear = ob_rr_theme->a_clear_tex;
446             RrAppearanceClearTextures(clear);
447             clear->texture[0].type = RR_TEXTURE_LINE_ART;
448             clear->surface.parent = item_a;
449             clear->surface.parentx = PADDING;
450             clear->surface.parenty = PADDING;
451             clear->texture[0].data.lineart.color =
452                 text_a->texture[0].data.text.color;
453             clear->texture[0].data.lineart.x1 = 2*PADDING;
454             clear->texture[0].data.lineart.y1 = SEPARATOR_HEIGHT/2;
455             clear->texture[0].data.lineart.x2 = self->area.width - 4*PADDING;
456             clear->texture[0].data.lineart.y2 = SEPARATOR_HEIGHT/2;
457             RrPaint(clear, self->text,
458                     self->area.width - 2*PADDING, SEPARATOR_HEIGHT);
459         }
460         break;
461     }
462
463     if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
464         self->entry->data.normal.icon)
465     {
466         RrAppearance *clear;
467
468         XMoveResizeWindow(obt_display, self->icon,
469                           PADDING, frame->item_margin.top,
470                           ITEM_HEIGHT - frame->item_margin.top
471                           - frame->item_margin.bottom,
472                           ITEM_HEIGHT - frame->item_margin.top
473                           - frame->item_margin.bottom);
474
475         clear = ob_rr_theme->a_clear_tex;
476         RrAppearanceClearTextures(clear);
477         clear->texture[0].type = RR_TEXTURE_IMAGE;
478         clear->texture[0].data.image.image =
479             self->entry->data.normal.icon;
480         clear->texture[0].data.image.alpha =
481             self->entry->data.normal.icon_alpha;
482         clear->surface.parent = item_a;
483         clear->surface.parentx = PADDING;
484         clear->surface.parenty = frame->item_margin.top;
485         RrPaint(clear, self->icon,
486                 ITEM_HEIGHT - frame->item_margin.top
487                 - frame->item_margin.bottom,
488                 ITEM_HEIGHT - frame->item_margin.top
489                 - frame->item_margin.bottom);
490         XMapWindow(obt_display, self->icon);
491     } else if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
492                self->entry->data.normal.mask)
493     {
494         RrColor *c;
495         RrAppearance *clear;
496
497         XMoveResizeWindow(obt_display, self->icon,
498                           PADDING, frame->item_margin.top,
499                           ITEM_HEIGHT - frame->item_margin.top
500                           - frame->item_margin.bottom,
501                           ITEM_HEIGHT - frame->item_margin.top
502                           - frame->item_margin.bottom);
503
504         clear = ob_rr_theme->a_clear_tex;
505         RrAppearanceClearTextures(clear);
506         clear->texture[0].type = RR_TEXTURE_MASK;
507         clear->texture[0].data.mask.mask =
508             self->entry->data.normal.mask;
509
510         c = (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
511              !self->entry->data.normal.enabled ?
512              /* disabled */
513              (self == self->frame->selected ?
514               self->entry->data.normal.mask_disabled_selected_color :
515               self->entry->data.normal.mask_disabled_color) :
516              /* enabled */
517              (self == self->frame->selected ?
518               self->entry->data.normal.mask_selected_color :
519               self->entry->data.normal.mask_normal_color));
520         clear->texture[0].data.mask.color = c;
521
522         clear->surface.parent = item_a;
523         clear->surface.parentx = PADDING;
524         clear->surface.parenty = frame->item_margin.top;
525         RrPaint(clear, self->icon,
526                 ITEM_HEIGHT - frame->item_margin.top
527                 - frame->item_margin.bottom,
528                 ITEM_HEIGHT - frame->item_margin.top
529                 - frame->item_margin.bottom);
530         XMapWindow(obt_display, self->icon);
531     } else
532         XUnmapWindow(obt_display, self->icon);
533
534     if (self->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
535         RrAppearance *bullet_a;
536         XMoveResizeWindow(obt_display, self->bullet,
537                           self->frame->text_x + self->frame->text_w -
538                           ITEM_HEIGHT + PADDING, PADDING,
539                           ITEM_HEIGHT - 2*PADDING,
540                           ITEM_HEIGHT - 2*PADDING);
541         bullet_a = (self == self->frame->selected ?
542                     ob_rr_theme->a_menu_bullet_selected :
543                     ob_rr_theme->a_menu_bullet_normal);
544         bullet_a->surface.parent = item_a;
545         bullet_a->surface.parentx =
546             self->frame->text_x + self->frame->text_w - ITEM_HEIGHT + PADDING;
547         bullet_a->surface.parenty = PADDING;
548         RrPaint(bullet_a, self->bullet,
549                 ITEM_HEIGHT - 2*PADDING,
550                 ITEM_HEIGHT - 2*PADDING);
551         XMapWindow(obt_display, self->bullet);
552     } else
553         XUnmapWindow(obt_display, self->bullet);
554
555     XFlush(obt_display);
556 }
557
558 /*! this code is taken from the menu_frame_render. if that changes, this won't
559   work.. */
560 static gint menu_entry_frame_get_height(ObMenuEntryFrame *self,
561                                         gboolean first_entry,
562                                         gboolean last_entry)
563 {
564     ObMenuEntryType t;
565     gint h = 0;
566
567     h += 2*PADDING;
568
569     if (self)
570         t = self->entry->type;
571     else
572         /* this is the More... entry, it's NORMAL type */
573         t = OB_MENU_ENTRY_TYPE_NORMAL;
574
575     switch (t) {
576     case OB_MENU_ENTRY_TYPE_NORMAL:
577     case OB_MENU_ENTRY_TYPE_SUBMENU:
578         h += ob_rr_theme->menu_font_height;
579         break;
580     case OB_MENU_ENTRY_TYPE_SEPARATOR:
581         if (self->entry->data.separator.label != NULL) {
582             h += ob_rr_theme->menu_title_height +
583                 (ob_rr_theme->mbwidth - PADDING) * 2;
584
585             /* if the first entry is a labeled separator, then make its border
586                overlap with the menu's outside border */
587             if (first_entry)
588                 h -= ob_rr_theme->mbwidth;
589             /* if the last entry is a labeled separator, then make its border
590                overlap with the menu's outside border */
591             if (last_entry)
592                 h -= ob_rr_theme->mbwidth;
593         } else {
594             h += SEPARATOR_HEIGHT;
595         }
596         break;
597     }
598
599     return h;
600 }
601
602 void menu_frame_render(ObMenuFrame *self)
603 {
604     gint w = 0, h = 0;
605     gint tw, th; /* temps */
606     GList *it;
607     gboolean has_icon = FALSE;
608     ObMenu *sub;
609     ObMenuEntryFrame *e;
610
611     /* find text dimensions */
612
613     STRUT_SET(self->item_margin, 0, 0, 0, 0);
614
615     if (self->entries) {
616         gint l, t, r, b;
617
618         e = self->entries->data;
619         ob_rr_theme->a_menu_text_normal->texture[0].data.text.string = "";
620         tw = RrMinWidth(ob_rr_theme->a_menu_text_normal);
621         tw += 2*PADDING;
622
623         th = ITEM_HEIGHT;
624
625         RrMargins(ob_rr_theme->a_menu_normal, &l, &t, &r, &b);
626         STRUT_SET(self->item_margin,
627                   MAX(self->item_margin.left, l),
628                   MAX(self->item_margin.top, t),
629                   MAX(self->item_margin.right, r),
630                   MAX(self->item_margin.bottom, b));
631         RrMargins(ob_rr_theme->a_menu_selected, &l, &t, &r, &b);
632         STRUT_SET(self->item_margin,
633                   MAX(self->item_margin.left, l),
634                   MAX(self->item_margin.top, t),
635                   MAX(self->item_margin.right, r),
636                   MAX(self->item_margin.bottom, b));
637         RrMargins(ob_rr_theme->a_menu_disabled, &l, &t, &r, &b);
638         STRUT_SET(self->item_margin,
639                   MAX(self->item_margin.left, l),
640                   MAX(self->item_margin.top, t),
641                   MAX(self->item_margin.right, r),
642                   MAX(self->item_margin.bottom, b));
643         RrMargins(ob_rr_theme->a_menu_disabled_selected, &l, &t, &r, &b);
644         STRUT_SET(self->item_margin,
645                   MAX(self->item_margin.left, l),
646                   MAX(self->item_margin.top, t),
647                   MAX(self->item_margin.right, r),
648                   MAX(self->item_margin.bottom, b));
649     }
650
651     /* render the entries */
652
653     for (it = self->entries; it; it = g_list_next(it)) {
654         RrAppearance *text_a;
655         e = it->data;
656
657         /* if the first entry is a labeled separator, then make its border
658            overlap with the menu's outside border */
659         if (it == self->entries &&
660             e->entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR &&
661             e->entry->data.separator.label)
662         {
663             h -= ob_rr_theme->mbwidth;
664         }
665
666         if (e->entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR &&
667             e->entry->data.separator.label)
668         {
669             e->border = ob_rr_theme->mbwidth;
670         }
671
672         RECT_SET_POINT(e->area, 0, h+e->border);
673         XMoveWindow(obt_display, e->window,
674                     e->area.x-e->border, e->area.y-e->border);
675         XSetWindowBorderWidth(obt_display, e->window, e->border);
676         XSetWindowBorder(obt_display, e->window,
677                          RrColorPixel(ob_rr_theme->menu_border_color));
678
679
680         text_a = (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
681                   !e->entry->data.normal.enabled ?
682                   /* disabled */
683                   (e == self->selected ?
684                    ob_rr_theme->a_menu_text_disabled_selected :
685                    ob_rr_theme->a_menu_text_disabled) :
686                   /* enabled */
687                   (e == self->selected ?
688                    ob_rr_theme->a_menu_text_selected : 
689                    ob_rr_theme->a_menu_text_normal));
690         switch (e->entry->type) {
691         case OB_MENU_ENTRY_TYPE_NORMAL:
692             text_a->texture[0].data.text.string = e->entry->data.normal.label;
693             tw = RrMinWidth(text_a);
694             tw = MIN(tw, MAX_MENU_WIDTH);
695             th = ob_rr_theme->menu_font_height;
696
697             if (e->entry->data.normal.icon ||
698                 e->entry->data.normal.mask)
699                 has_icon = TRUE;
700             break;
701         case OB_MENU_ENTRY_TYPE_SUBMENU:
702             sub = e->entry->data.submenu.submenu;
703             text_a->texture[0].data.text.string = sub ? sub->title : "";
704             tw = RrMinWidth(text_a);
705             tw = MIN(tw, MAX_MENU_WIDTH);
706             th = ob_rr_theme->menu_font_height;
707
708             if (e->entry->data.normal.icon ||
709                 e->entry->data.normal.mask)
710                 has_icon = TRUE;
711
712             tw += ITEM_HEIGHT - PADDING;
713             break;
714         case OB_MENU_ENTRY_TYPE_SEPARATOR:
715             if (e->entry->data.separator.label != NULL) {
716                 ob_rr_theme->a_menu_text_title->texture[0].data.text.string =
717                     e->entry->data.separator.label;
718                 tw = RrMinWidth(ob_rr_theme->a_menu_text_title) +
719                     2*ob_rr_theme->paddingx;
720                 tw = MIN(tw, MAX_MENU_WIDTH);
721                 th = ob_rr_theme->menu_title_height +
722                     (ob_rr_theme->mbwidth - PADDING) *2;
723             } else {
724                 tw = 0;
725                 th = SEPARATOR_HEIGHT;
726             }
727             break;
728         }
729         tw += 2*PADDING;
730         th += 2*PADDING;
731         w = MAX(w, tw);
732         h += th;
733     }
734
735     /* if the last entry is a labeled separator, then make its border
736        overlap with the menu's outside border */
737     it = g_list_last(self->entries);
738     e = it ? it->data : NULL;
739     if (e && e->entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR &&
740         e->entry->data.separator.label)
741     {
742         h -= ob_rr_theme->mbwidth;
743     }
744
745     self->text_x = PADDING;
746     self->text_w = w;
747
748     if (self->entries) {
749         if (has_icon) {
750             w += ITEM_HEIGHT + PADDING;
751             self->text_x += ITEM_HEIGHT + PADDING;
752         }
753     }
754
755     if (!w) w = 10;
756     if (!h) h = 3;
757
758     XResizeWindow(obt_display, self->window, w, h);
759
760     self->inner_w = w;
761
762     RrPaint(self->a_items, self->window, w, h);
763
764     for (it = self->entries; it; it = g_list_next(it))
765         menu_entry_frame_render(it->data);
766
767     w += ob_rr_theme->mbwidth * 2;
768     h += ob_rr_theme->mbwidth * 2;
769
770     RECT_SET_SIZE(self->area, w, h);
771
772     XFlush(obt_display);
773 }
774
775 static void menu_frame_update(ObMenuFrame *self)
776 {
777     GList *mit, *fit;
778     Rect *a;
779     gint h;
780
781     menu_pipe_execute(self->menu);
782     menu_find_submenus(self->menu);
783
784     self->selected = NULL;
785
786     /* start at show_from */
787     mit = g_list_nth(self->menu->entries, self->show_from);
788
789     /* go through the menu's and frame's entries and connect the frame entries
790        to the menu entries */
791     for (fit = self->entries; mit && fit;
792          mit = g_list_next(mit), fit = g_list_next(fit))
793     {
794         ObMenuEntryFrame *f = fit->data;
795         f->entry = mit->data;
796     }
797
798     /* if there are more menu entries than in the frame, add them */
799     while (mit) {
800         ObMenuEntryFrame *e = menu_entry_frame_new(mit->data, self);
801         self->entries = g_list_append(self->entries, e);
802         mit = g_list_next(mit);
803     }
804
805     /* if there are more frame entries than menu entries then get rid of
806        them */
807     while (fit) {
808         GList *n = g_list_next(fit);
809         menu_entry_frame_free(fit->data);
810         self->entries = g_list_delete_link(self->entries, fit);
811         fit = n;
812     }
813
814     /* * make the menu fit on the screen */
815
816     /* calculate the height of the menu */
817     h = 0;
818     for (fit = self->entries; fit; fit = g_list_next(fit))
819         h += menu_entry_frame_get_height(fit->data,
820                                          fit == self->entries,
821                                          g_list_next(fit) == NULL);
822     /* add the border at the top and bottom */
823     h += ob_rr_theme->mbwidth * 2;
824
825     a = screen_physical_area_monitor(self->monitor);
826
827     if (h > a->height) {
828         GList *flast, *tmp;
829         gboolean last_entry = TRUE;
830
831         /* take the height of our More... entry into account */
832         h += menu_entry_frame_get_height(NULL, FALSE, TRUE);
833
834         /* start at the end of the entries */
835         flast = g_list_last(self->entries);
836
837         /* pull out all the entries from the frame that don't
838            fit on the screen, leaving at least 1 though */
839         while (h > a->height && g_list_previous(flast) != NULL) {
840             /* update the height, without this entry */
841             h -= menu_entry_frame_get_height(flast->data, FALSE, last_entry);
842
843             /* destroy the entry we're not displaying */
844             tmp = flast;
845             flast = g_list_previous(flast);
846             menu_entry_frame_free(tmp->data);
847             self->entries = g_list_delete_link(self->entries, tmp);
848
849             /* only the first one that we see is the last entry in the menu */
850             last_entry = FALSE;
851         };
852
853         {
854             ObMenuEntry *more_entry;
855             ObMenuEntryFrame *more_frame;
856             /* make the More... menu entry frame which will display in this
857                frame.
858                if self->menu->more_menu is NULL that means that this is already
859                More... menu, so just use ourself.
860             */
861             more_entry = menu_get_more((self->menu->more_menu ?
862                                         self->menu->more_menu :
863                                         self->menu),
864                                        /* continue where we left off */
865                                        self->show_from +
866                                        g_list_length(self->entries));
867             more_frame = menu_entry_frame_new(more_entry, self);
868             /* make it get deleted when the menu frame goes away */
869             menu_entry_unref(more_entry);
870
871             /* add our More... entry to the frame */
872             self->entries = g_list_append(self->entries, more_frame);
873         }
874     }
875
876     g_free(a);
877
878     menu_frame_render(self);
879 }
880
881 static gboolean menu_frame_is_visible(ObMenuFrame *self)
882 {
883     return !!(g_list_find(menu_frame_visible, self));
884 }
885
886 static gboolean menu_frame_show(ObMenuFrame *self)
887 {
888     GList *it;
889
890     /* determine if the underlying menu is already visible */
891     for (it = menu_frame_visible; it; it = g_list_next(it)) {
892         ObMenuFrame *f = it->data;
893         if (f->menu == self->menu)
894             break;
895     }
896     if (!it) {
897         if (self->menu->update_func)
898             if (!self->menu->update_func(self, self->menu->data))
899                 return FALSE;
900     }
901
902     if (menu_frame_visible == NULL) {
903         /* no menus shown yet */
904
905         /* grab the pointer in such a way as to pass through "owner events"
906            so that we can get enter/leave notifies in the menu. */
907         if (!grab_pointer(TRUE, FALSE, OB_CURSOR_POINTER))
908             return FALSE;
909         if (!grab_keyboard()) {
910             ungrab_pointer();
911             return FALSE;
912         }
913     }
914
915     menu_frame_update(self);
916
917     menu_frame_visible = g_list_prepend(menu_frame_visible, self);
918
919     if (self->menu->show_func)
920         self->menu->show_func(self, self->menu->data);
921
922     return TRUE;
923 }
924
925 gboolean menu_frame_show_topmenu(ObMenuFrame *self, gint x, gint y,
926                                  gboolean mouse)
927 {
928     gint px, py;
929     guint i;
930
931     if (menu_frame_is_visible(self))
932         return TRUE;
933     if (!menu_frame_show(self))
934         return FALSE;
935
936     /* find the monitor the menu is on */
937     for (i = 0; i < screen_num_monitors; ++i) {
938         Rect *a = screen_physical_area_monitor(i);
939         gboolean contains = RECT_CONTAINS(*a, x, y);
940         g_free(a);
941         if (contains) {
942             self->monitor = i;
943             break;
944         }
945     }
946
947     if (self->menu->place_func)
948         self->menu->place_func(self, &x, &y, mouse, self->menu->data);
949     else
950         menu_frame_place_topmenu(self, &x, &y);
951
952     menu_frame_move(self, x, y);
953
954     XMapWindow(obt_display, self->window);
955
956     if (screen_pointer_pos(&px, &py)) {
957         ObMenuEntryFrame *e = menu_entry_frame_under(px, py);
958         if (e && e->frame == self)
959             e->ignore_enters++;
960     }
961
962     return TRUE;
963 }
964
965 gboolean menu_frame_show_submenu(ObMenuFrame *self, ObMenuFrame *parent,
966                                  ObMenuEntryFrame *parent_entry)
967 {
968     gint x, y, dx, dy;
969     gint px, py;
970
971     if (menu_frame_is_visible(self))
972         return TRUE;
973
974     self->monitor = parent->monitor;
975     self->parent = parent;
976     self->parent_entry = parent_entry;
977
978     /* set up parent's child to be us */
979     if (parent->child)
980         menu_frame_hide(parent->child);
981     parent->child = self;
982
983     if (!menu_frame_show(self))
984         return FALSE;
985
986     menu_frame_place_submenu(self, &x, &y);
987     menu_frame_move_on_screen(self, x, y, &dx, &dy);
988
989     if (dx != 0) {
990         /*try the other side */
991         self->direction_right = !self->direction_right;
992         menu_frame_place_submenu(self, &x, &y);
993         menu_frame_move_on_screen(self, x, y, &dx, &dy);
994     }
995     menu_frame_move(self, x + dx, y + dy);
996
997     XMapWindow(obt_display, self->window);
998
999     if (screen_pointer_pos(&px, &py)) {
1000         ObMenuEntryFrame *e = menu_entry_frame_under(px, py);
1001         if (e && e->frame == self)
1002             e->ignore_enters++;
1003     }
1004
1005     return TRUE;
1006 }
1007
1008 static void menu_frame_hide(ObMenuFrame *self)
1009 {
1010     GList *it = g_list_find(menu_frame_visible, self);
1011
1012     if (!it)
1013         return;
1014
1015     if (self->menu->hide_func)
1016         self->menu->hide_func(self, self->menu->data);
1017
1018     if (self->child)
1019         menu_frame_hide(self->child);
1020
1021     if (self->parent)
1022         self->parent->child = NULL;
1023     self->parent = NULL;
1024     self->parent_entry = NULL;
1025
1026     menu_frame_visible = g_list_delete_link(menu_frame_visible, it);
1027
1028     if (menu_frame_visible == NULL) {
1029         /* last menu shown */
1030         ungrab_pointer();
1031         ungrab_keyboard();
1032     }
1033
1034     XUnmapWindow(obt_display, self->window);
1035
1036     menu_frame_free(self);
1037 }
1038
1039 void menu_frame_hide_all(void)
1040 {
1041     GList *it;
1042
1043     if (config_submenu_show_delay) {
1044         /* remove any submenu open requests */
1045         obt_main_loop_timeout_remove(ob_main_loop,
1046                                      menu_entry_frame_submenu_timeout);
1047     }
1048     if ((it = g_list_last(menu_frame_visible)))
1049         menu_frame_hide(it->data);
1050 }
1051
1052 void menu_frame_hide_all_client(ObClient *client)
1053 {
1054     GList *it = g_list_last(menu_frame_visible);
1055     if (it) {
1056         ObMenuFrame *f = it->data;
1057         if (f->client == client) {
1058             if (config_submenu_show_delay) {
1059                 /* remove any submenu open requests */
1060                 obt_main_loop_timeout_remove(ob_main_loop,
1061                                              menu_entry_frame_submenu_timeout);
1062             }
1063             menu_frame_hide(f);
1064         }
1065     }
1066 }
1067
1068
1069 ObMenuFrame* menu_frame_under(gint x, gint y)
1070 {
1071     ObMenuFrame *ret = NULL;
1072     GList *it;
1073
1074     for (it = menu_frame_visible; it; it = g_list_next(it)) {
1075         ObMenuFrame *f = it->data;
1076
1077         if (RECT_CONTAINS(f->area, x, y)) {
1078             ret = f;
1079             break;
1080         }
1081     }
1082     return ret;
1083 }
1084
1085 ObMenuEntryFrame* menu_entry_frame_under(gint x, gint y)
1086 {
1087     ObMenuFrame *frame;
1088     ObMenuEntryFrame *ret = NULL;
1089     GList *it;
1090
1091     if ((frame = menu_frame_under(x, y))) {
1092         x -= ob_rr_theme->mbwidth + frame->area.x;
1093         y -= ob_rr_theme->mbwidth + frame->area.y;
1094
1095         for (it = frame->entries; it; it = g_list_next(it)) {
1096             ObMenuEntryFrame *e = it->data;
1097
1098             if (RECT_CONTAINS(e->area, x, y)) {
1099                 ret = e;
1100                 break;
1101             }
1102         }
1103     }
1104     return ret;
1105 }
1106
1107 static gboolean menu_entry_frame_submenu_timeout(gpointer data)
1108 {
1109     g_assert(menu_frame_visible);
1110     menu_entry_frame_show_submenu((ObMenuEntryFrame*)data);
1111     return FALSE;
1112 }
1113
1114 void menu_frame_select(ObMenuFrame *self, ObMenuEntryFrame *entry,
1115                        gboolean immediate)
1116 {
1117     ObMenuEntryFrame *old = self->selected;
1118     ObMenuFrame *oldchild = self->child;
1119
1120     if (entry && entry->entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR)
1121         entry = old;
1122
1123     if (old == entry) return;
1124
1125     if (config_submenu_show_delay) {
1126         /* remove any submenu open requests */
1127         obt_main_loop_timeout_remove(ob_main_loop,
1128                                      menu_entry_frame_submenu_timeout);
1129     }
1130
1131     self->selected = entry;
1132
1133     if (old)
1134         menu_entry_frame_render(old);
1135     if (oldchild)
1136         menu_frame_hide(oldchild);
1137
1138     if (self->selected) {
1139         menu_entry_frame_render(self->selected);
1140
1141         if (self->selected->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
1142             if (config_submenu_show_delay && !immediate) {
1143                 /* initiate a new submenu open request */
1144                 obt_main_loop_timeout_add(ob_main_loop,
1145                                           config_submenu_show_delay * 1000,
1146                                           menu_entry_frame_submenu_timeout,
1147                                           self->selected, g_direct_equal,
1148                                           NULL);
1149             } else {
1150                 menu_entry_frame_show_submenu(self->selected);
1151             }
1152         }
1153     }
1154 }
1155
1156 void menu_entry_frame_show_submenu(ObMenuEntryFrame *self)
1157 {
1158     ObMenuFrame *f;
1159
1160     if (!self->entry->data.submenu.submenu) return;
1161
1162     f = menu_frame_new(self->entry->data.submenu.submenu,
1163                        self->entry->data.submenu.show_from,
1164                        self->frame->client);
1165     /* pass our direction on to our child */
1166     f->direction_right = self->frame->direction_right;
1167
1168     menu_frame_show_submenu(f, self->frame, self);
1169 }
1170
1171 void menu_entry_frame_execute(ObMenuEntryFrame *self, guint state)
1172 {
1173     if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
1174         self->entry->data.normal.enabled)
1175     {
1176         /* grab all this shizzle, cuz when the menu gets hidden, 'self'
1177            gets freed */
1178         ObMenuEntry *entry = self->entry;
1179         ObMenuExecuteFunc func = self->frame->menu->execute_func;
1180         gpointer data = self->frame->menu->data;
1181         GSList *acts = self->entry->data.normal.actions;
1182         ObClient *client = self->frame->client;
1183         ObMenuFrame *frame = self->frame;
1184
1185         /* release grabs before executing the shit */
1186         if (!(state & ControlMask)) {
1187             menu_frame_hide_all();
1188             frame = NULL;
1189         }
1190
1191         if (func)
1192             func(entry, frame, client, state, data);
1193         else
1194             actions_run_acts(acts, OB_USER_ACTION_MENU_SELECTION,
1195                              state, -1, -1, 0, OB_FRAME_CONTEXT_NONE, client);
1196     }
1197 }
1198
1199 void menu_frame_select_previous(ObMenuFrame *self)
1200 {
1201     GList *it = NULL, *start;
1202
1203     if (self->entries) {
1204         start = it = g_list_find(self->entries, self->selected);
1205         while (TRUE) {
1206             ObMenuEntryFrame *e;
1207
1208             it = it ? g_list_previous(it) : g_list_last(self->entries);
1209             if (it == start)
1210                 break;
1211
1212             if (it) {
1213                 e = it->data;
1214                 if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
1215                     break;
1216                 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL)
1217                     break;
1218             }
1219         }
1220     }
1221     menu_frame_select(self, it ? it->data : NULL, TRUE);
1222 }
1223
1224 void menu_frame_select_next(ObMenuFrame *self)
1225 {
1226     GList *it = NULL, *start;
1227
1228     if (self->entries) {
1229         start = it = g_list_find(self->entries, self->selected);
1230         while (TRUE) {
1231             ObMenuEntryFrame *e;
1232
1233             it = it ? g_list_next(it) : self->entries;
1234             if (it == start)
1235                 break;
1236
1237             if (it) {
1238                 e = it->data;
1239                 if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
1240                     break;
1241                 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL)
1242                     break;
1243             }
1244         }
1245     }
1246     menu_frame_select(self, it ? it->data : NULL, TRUE);
1247 }