Don't need to explicitly check for xft.
[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 "obt/prop.h"
29 #include "render/theme.h"
30
31 #define PADDING 2
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 GHashTable *menu_frame_map;
43
44 static RrAppearance *a_sep;
45
46 static ObMenuEntryFrame* menu_entry_frame_new(ObMenuEntry *entry,
47                                               ObMenuFrame *frame);
48 static void menu_entry_frame_free(ObMenuEntryFrame *self);
49 static void menu_frame_update(ObMenuFrame *self);
50 static gboolean menu_entry_frame_submenu_timeout(gpointer data);
51 static void menu_frame_hide(ObMenuFrame *self);
52
53 static Window createWindow(Window parent, gulong mask,
54                            XSetWindowAttributes *attrib)
55 {
56     return XCreateWindow(obt_display, parent, 0, 0, 1, 1, 0,
57                          RrDepth(ob_rr_inst), InputOutput,
58                          RrVisual(ob_rr_inst), mask, attrib);
59 }
60
61 void menu_frame_startup(gboolean reconfig)
62 {
63     gint i;
64
65     a_sep = RrAppearanceCopy(ob_rr_theme->a_clear);
66     RrAppearanceAddTextures(a_sep, ob_rr_theme->menu_sep_width);
67     for (i = 0; i < ob_rr_theme->menu_sep_width; ++i) {
68         a_sep->texture[i].type = RR_TEXTURE_LINE_ART;
69         a_sep->texture[i].data.lineart.color =
70             ob_rr_theme->menu_sep_color;
71     }
72
73     if (reconfig) return;
74
75     menu_frame_map = g_hash_table_new(g_int_hash, g_int_equal);
76 }
77
78 void menu_frame_shutdown(gboolean reconfig)
79 {
80     RrAppearanceFree(a_sep);
81
82     if (reconfig) return;
83
84     g_hash_table_destroy(menu_frame_map);
85 }
86
87 ObMenuFrame* menu_frame_new(ObMenu *menu, guint show_from, ObClient *client)
88 {
89     ObMenuFrame *self;
90     XSetWindowAttributes attr;
91
92     self = g_new0(ObMenuFrame, 1);
93     self->obwin.type = OB_WINDOW_CLASS_MENUFRAME;
94     self->menu = menu;
95     self->selected = NULL;
96     self->client = client;
97     self->direction_right = TRUE;
98     self->show_from = show_from;
99
100     attr.event_mask = FRAME_EVENTMASK;
101     self->window = createWindow(obt_root(ob_screen),
102                                 CWEventMask, &attr);
103
104     /* make it a popup menu type window */
105     OBT_PROP_SET32(self->window, NET_WM_WINDOW_TYPE, ATOM,
106                    OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_POPUP_MENU));
107
108     XSetWindowBorderWidth(obt_display, self->window, ob_rr_theme->mbwidth);
109     XSetWindowBorder(obt_display, self->window,
110                      RrColorPixel(ob_rr_theme->menu_border_color));
111
112     self->a_items = RrAppearanceCopy(ob_rr_theme->a_menu);
113
114     window_add(&self->window, MENUFRAME_AS_WINDOW(self));
115     stacking_add(MENUFRAME_AS_WINDOW(self));
116
117     return self;
118 }
119
120 void menu_frame_free(ObMenuFrame *self)
121 {
122     if (self) {
123         while (self->entries) {
124             menu_entry_frame_free(self->entries->data);
125             self->entries = g_list_delete_link(self->entries, self->entries);
126         }
127
128         stacking_remove(MENUFRAME_AS_WINDOW(self));
129         window_remove(self->window);
130
131         RrAppearanceFree(self->a_items);
132
133         XDestroyWindow(obt_display, self->window);
134
135         g_free(self);
136     }
137 }
138
139 static ObMenuEntryFrame* menu_entry_frame_new(ObMenuEntry *entry,
140                                               ObMenuFrame *frame)
141 {
142     ObMenuEntryFrame *self;
143     XSetWindowAttributes attr;
144
145     self = g_new0(ObMenuEntryFrame, 1);
146     self->entry = entry;
147     self->frame = frame;
148
149     menu_entry_ref(entry);
150
151     attr.event_mask = ENTRY_EVENTMASK;
152     self->window = createWindow(self->frame->window, CWEventMask, &attr);
153     self->text = createWindow(self->window, 0, NULL);
154     g_hash_table_insert(menu_frame_map, &self->window, self);
155     g_hash_table_insert(menu_frame_map, &self->text, self);
156     if (entry->type == OB_MENU_ENTRY_TYPE_NORMAL) {
157         self->icon = createWindow(self->window, 0, NULL);
158         g_hash_table_insert(menu_frame_map, &self->icon, self);
159     }
160     if (entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
161         self->bullet = createWindow(self->window, 0, NULL);
162         g_hash_table_insert(menu_frame_map, &self->bullet, self);
163     }
164
165     XMapWindow(obt_display, self->window);
166     XMapWindow(obt_display, self->text);
167
168     window_add(&self->window, MENUFRAME_AS_WINDOW(self->frame));
169
170     return self;
171 }
172
173 static void menu_entry_frame_free(ObMenuEntryFrame *self)
174 {
175     if (self) {
176         menu_entry_unref(self->entry);
177
178         window_remove(self->window);
179
180         XDestroyWindow(obt_display, self->text);
181         XDestroyWindow(obt_display, self->window);
182         g_hash_table_remove(menu_frame_map, &self->text);
183         g_hash_table_remove(menu_frame_map, &self->window);
184         if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL) {
185             XDestroyWindow(obt_display, self->icon);
186             g_hash_table_remove(menu_frame_map, &self->icon);
187         }
188         if (self->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
189             XDestroyWindow(obt_display, self->bullet);
190             g_hash_table_remove(menu_frame_map, &self->bullet);
191         }
192
193         g_free(self);
194     }
195 }
196
197 void menu_frame_move(ObMenuFrame *self, gint x, gint y)
198 {
199     RECT_SET_POINT(self->area, x, y);
200     XMoveWindow(obt_display, self->window, self->area.x, self->area.y);
201 }
202
203 static void menu_frame_place_topmenu(ObMenuFrame *self, gint *x, gint *y)
204 {
205     gint dx, dy;
206
207     if (config_menu_middle) {
208         gint myx;
209
210         myx = *x;
211         *y -= self->area.height / 2;
212
213         /* try to the right of the cursor */
214         menu_frame_move_on_screen(self, myx, *y, &dx, &dy);
215         self->direction_right = TRUE;
216         if (dx != 0) {
217             /* try to the left of the cursor */
218             myx = *x - self->area.width;
219             menu_frame_move_on_screen(self, myx, *y, &dx, &dy);
220             self->direction_right = FALSE;
221         }
222         if (dx != 0) {
223             /* if didnt fit on either side so just use what it says */
224             myx = *x;
225             menu_frame_move_on_screen(self, myx, *y, &dx, &dy);
226             self->direction_right = TRUE;
227         }
228         *x = myx + dx;
229         *y += dy;
230     } else {
231         gint myx, myy;
232
233         myx = *x;
234         myy = *y;
235
236         /* try to the bottom right of the cursor */
237         menu_frame_move_on_screen(self, myx, myy, &dx, &dy);
238         self->direction_right = TRUE;
239         if (dx != 0 || dy != 0) {
240             /* try to the bottom left of the cursor */
241             myx = *x - self->area.width;
242             myy = *y;
243             menu_frame_move_on_screen(self, myx, myy, &dx, &dy);
244             self->direction_right = FALSE;
245         }
246         if (dx != 0 || dy != 0) {
247             /* try to the top right of the cursor */
248             myx = *x;
249             myy = *y - self->area.height;
250             menu_frame_move_on_screen(self, myx, myy, &dx, &dy);
251             self->direction_right = TRUE;
252         }
253         if (dx != 0 || dy != 0) {
254             /* try to the top left of the cursor */
255             myx = *x - self->area.width;
256             myy = *y - self->area.height;
257             menu_frame_move_on_screen(self, myx, myy, &dx, &dy);
258             self->direction_right = FALSE;
259         }
260         if (dx != 0 || dy != 0) {
261             /* if didnt fit on either side so just use what it says */
262             myx = *x;
263             myy = *y;
264             menu_frame_move_on_screen(self, myx, myy, &dx, &dy);
265             self->direction_right = TRUE;
266         }
267         *x = myx + dx;
268         *y = myy + dy;
269     }
270 }
271
272 static void menu_frame_place_submenu(ObMenuFrame *self, gint *x, gint *y)
273 {
274     gint overlapx, overlapy;
275     gint bwidth;
276
277     overlapx = ob_rr_theme->menu_overlap_x;
278     overlapy = ob_rr_theme->menu_overlap_y;
279     bwidth = ob_rr_theme->mbwidth;
280
281     if (self->direction_right)
282         *x = self->parent->area.x + self->parent->area.width -
283             overlapx - bwidth;
284     else
285         *x = self->parent->area.x - self->area.width + overlapx + bwidth;
286
287     *y = self->parent->area.y + self->parent_entry->area.y;
288     if (config_menu_middle)
289         *y -= (self->area.height - (bwidth * 2) - ITEM_HEIGHT) / 2;
290     else
291         *y += overlapy;
292 }
293
294 void menu_frame_move_on_screen(ObMenuFrame *self, gint x, gint y,
295                                gint *dx, gint *dy)
296 {
297     Rect *a = NULL;
298     gint pos, half;
299
300     *dx = *dy = 0;
301
302     a = screen_physical_area_monitor(self->monitor);
303
304     half = g_list_length(self->entries) / 2;
305     pos = g_list_index(self->entries, self->selected);
306
307     /* if in the bottom half then check this stuff first, will keep the bottom
308        edge of the menu visible */
309     if (pos > half) {
310         *dx = MAX(*dx, a->x - x);
311         *dy = MAX(*dy, a->y - y);
312     }
313     *dx = MIN(*dx, (a->x + a->width) - (x + self->area.width));
314     *dy = MIN(*dy, (a->y + a->height) - (y + self->area.height));
315     /* if in the top half then check this stuff last, will keep the top
316        edge of the menu visible */
317     if (pos <= half) {
318         *dx = MAX(*dx, a->x - x);
319         *dy = MAX(*dy, a->y - y);
320     }
321
322     g_free(a);
323 }
324
325 static void menu_entry_frame_render(ObMenuEntryFrame *self)
326 {
327     RrAppearance *item_a, *text_a;
328     gint th; /* temp */
329     ObMenu *sub;
330     ObMenuFrame *frame = self->frame;
331
332     switch (self->entry->type) {
333     case OB_MENU_ENTRY_TYPE_NORMAL:
334     case OB_MENU_ENTRY_TYPE_SUBMENU:
335         item_a = (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
336                   !self->entry->data.normal.enabled ?
337                   /* disabled */
338                   (self == self->frame->selected ?
339                    ob_rr_theme->a_menu_disabled_selected :
340                    ob_rr_theme->a_menu_disabled) :
341                   /* enabled */
342                   (self == self->frame->selected ?
343                    ob_rr_theme->a_menu_selected :
344                    ob_rr_theme->a_menu_normal));
345         th = ITEM_HEIGHT;
346         break;
347     case OB_MENU_ENTRY_TYPE_SEPARATOR:
348         if (self->entry->data.separator.label) {
349             item_a = ob_rr_theme->a_menu_title;
350             th = ob_rr_theme->menu_title_height;
351         } else {
352             item_a = ob_rr_theme->a_menu_normal;
353             th = ob_rr_theme->menu_sep_width +
354                 2*ob_rr_theme->menu_sep_paddingy;
355         }
356         break;
357     default:
358         g_assert_not_reached();
359     }
360
361     RECT_SET_SIZE(self->area, self->frame->inner_w, th);
362     XResizeWindow(obt_display, self->window,
363                   self->area.width, self->area.height);
364     item_a->surface.parent = self->frame->a_items;
365     item_a->surface.parentx = self->area.x;
366     item_a->surface.parenty = self->area.y;
367     RrPaint(item_a, self->window, self->area.width, self->area.height);
368
369     switch (self->entry->type) {
370     case OB_MENU_ENTRY_TYPE_NORMAL:
371         text_a = (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
372                   !self->entry->data.normal.enabled ?
373                   /* disabled */
374                   (self == self->frame->selected ?
375                    ob_rr_theme->a_menu_text_disabled_selected :
376                    ob_rr_theme->a_menu_text_disabled) :
377                   /* enabled */
378                   (self == self->frame->selected ?
379                    ob_rr_theme->a_menu_text_selected :
380                    ob_rr_theme->a_menu_text_normal));
381         text_a->texture[0].data.text.string = self->entry->data.normal.label;
382         if (self->entry->data.normal.shortcut &&
383             (self->frame->menu->show_all_shortcuts ||
384              self->entry->data.normal.shortcut_always_show ||
385              self->entry->data.normal.shortcut_position > 0))
386         {
387             text_a->texture[0].data.text.shortcut = TRUE;
388             text_a->texture[0].data.text.shortcut_pos =
389                 self->entry->data.normal.shortcut_position;
390         } else
391             text_a->texture[0].data.text.shortcut = FALSE;
392         break;
393     case OB_MENU_ENTRY_TYPE_SUBMENU:
394         text_a = (self == self->frame->selected ?
395                   ob_rr_theme->a_menu_text_selected :
396                   ob_rr_theme->a_menu_text_normal);
397         sub = self->entry->data.submenu.submenu;
398         text_a->texture[0].data.text.string = sub ? sub->title : "";
399         if (sub->shortcut && (self->frame->menu->show_all_shortcuts ||
400                               sub->shortcut_always_show ||
401                               sub->shortcut_position > 0))
402         {
403             text_a->texture[0].data.text.shortcut = TRUE;
404             text_a->texture[0].data.text.shortcut_pos = sub->shortcut_position;
405         } else
406             text_a->texture[0].data.text.shortcut = FALSE;
407         break;
408     case OB_MENU_ENTRY_TYPE_SEPARATOR:
409         if (self->entry->data.separator.label != NULL) {
410             text_a = ob_rr_theme->a_menu_text_title;
411             text_a->texture[0].data.text.string =
412                 self->entry->data.separator.label;
413         }
414         else
415             text_a = ob_rr_theme->a_menu_text_normal;
416         break;
417     }
418
419     switch (self->entry->type) {
420     case OB_MENU_ENTRY_TYPE_NORMAL:
421         XMoveResizeWindow(obt_display, self->text,
422                           self->frame->text_x, PADDING,
423                           self->frame->text_w,
424                           ITEM_HEIGHT - 2*PADDING);
425         text_a->surface.parent = item_a;
426         text_a->surface.parentx = self->frame->text_x;
427         text_a->surface.parenty = PADDING;
428         RrPaint(text_a, self->text, self->frame->text_w,
429                 ITEM_HEIGHT - 2*PADDING);
430         break;
431     case OB_MENU_ENTRY_TYPE_SUBMENU:
432         XMoveResizeWindow(obt_display, self->text,
433                           self->frame->text_x, PADDING,
434                           self->frame->text_w - ITEM_HEIGHT,
435                           ITEM_HEIGHT - 2*PADDING);
436         text_a->surface.parent = item_a;
437         text_a->surface.parentx = self->frame->text_x;
438         text_a->surface.parenty = PADDING;
439         RrPaint(text_a, self->text, self->frame->text_w - ITEM_HEIGHT,
440                 ITEM_HEIGHT - 2*PADDING);
441         break;
442     case OB_MENU_ENTRY_TYPE_SEPARATOR:
443         if (self->entry->data.separator.label != NULL) {
444             /* labeled separator */
445             XMoveResizeWindow(obt_display, self->text,
446                               ob_rr_theme->paddingx, ob_rr_theme->paddingy,
447                               self->area.width - 2*ob_rr_theme->paddingx,
448                               ob_rr_theme->menu_title_height -
449                               2*ob_rr_theme->paddingy);
450             text_a->surface.parent = item_a;
451             text_a->surface.parentx = ob_rr_theme->paddingx;
452             text_a->surface.parenty = ob_rr_theme->paddingy;
453             RrPaint(text_a, self->text,
454                     self->area.width - 2*ob_rr_theme->paddingx,
455                     ob_rr_theme->menu_title_height -
456                     2*ob_rr_theme->paddingy);
457         } else {
458             gint i;
459
460             /* unlabeled separator */
461             XMoveResizeWindow(obt_display, self->text, 0, 0,
462                               self->area.width,
463                               ob_rr_theme->menu_sep_width +
464                               2*ob_rr_theme->menu_sep_paddingy);
465
466             a_sep->surface.parent = item_a;
467             a_sep->surface.parentx = 0;
468             a_sep->surface.parenty = 0;
469             for (i = 0; i < ob_rr_theme->menu_sep_width; ++i) {
470                 a_sep->texture[i].data.lineart.x1 =
471                     ob_rr_theme->menu_sep_paddingx;
472                 a_sep->texture[i].data.lineart.y1 =
473                     ob_rr_theme->menu_sep_paddingy + i;
474                 a_sep->texture[i].data.lineart.x2 =
475                     self->area.width - ob_rr_theme->menu_sep_paddingx - 1;
476                 a_sep->texture[i].data.lineart.y2 =
477                     ob_rr_theme->menu_sep_paddingy + i;
478             }
479
480             RrPaint(a_sep, self->text, self->area.width,
481                     ob_rr_theme->menu_sep_width +
482                     2*ob_rr_theme->menu_sep_paddingy);
483         }
484         break;
485     }
486
487     if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
488         self->entry->data.normal.icon)
489     {
490         RrAppearance *clear;
491
492         XMoveResizeWindow(obt_display, self->icon,
493                           PADDING, frame->item_margin.top,
494                           ITEM_HEIGHT - frame->item_margin.top
495                           - frame->item_margin.bottom,
496                           ITEM_HEIGHT - frame->item_margin.top
497                           - frame->item_margin.bottom);
498
499         clear = ob_rr_theme->a_clear_tex;
500         RrAppearanceClearTextures(clear);
501         clear->texture[0].type = RR_TEXTURE_IMAGE;
502         clear->texture[0].data.image.image =
503             self->entry->data.normal.icon;
504         clear->texture[0].data.image.alpha =
505             self->entry->data.normal.icon_alpha;
506         clear->surface.parent = item_a;
507         clear->surface.parentx = PADDING;
508         clear->surface.parenty = frame->item_margin.top;
509         RrPaint(clear, self->icon,
510                 ITEM_HEIGHT - frame->item_margin.top
511                 - frame->item_margin.bottom,
512                 ITEM_HEIGHT - frame->item_margin.top
513                 - frame->item_margin.bottom);
514         XMapWindow(obt_display, self->icon);
515     } else if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
516                self->entry->data.normal.mask)
517     {
518         RrColor *c;
519         RrAppearance *clear;
520
521         XMoveResizeWindow(obt_display, self->icon,
522                           PADDING, frame->item_margin.top,
523                           ITEM_HEIGHT - frame->item_margin.top
524                           - frame->item_margin.bottom,
525                           ITEM_HEIGHT - frame->item_margin.top
526                           - frame->item_margin.bottom);
527
528         clear = ob_rr_theme->a_clear_tex;
529         RrAppearanceClearTextures(clear);
530         clear->texture[0].type = RR_TEXTURE_MASK;
531         clear->texture[0].data.mask.mask =
532             self->entry->data.normal.mask;
533
534         c = (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
535              !self->entry->data.normal.enabled ?
536              /* disabled */
537              (self == self->frame->selected ?
538               self->entry->data.normal.mask_disabled_selected_color :
539               self->entry->data.normal.mask_disabled_color) :
540              /* enabled */
541              (self == self->frame->selected ?
542               self->entry->data.normal.mask_selected_color :
543               self->entry->data.normal.mask_normal_color));
544         clear->texture[0].data.mask.color = c;
545
546         clear->surface.parent = item_a;
547         clear->surface.parentx = PADDING;
548         clear->surface.parenty = frame->item_margin.top;
549         RrPaint(clear, self->icon,
550                 ITEM_HEIGHT - frame->item_margin.top
551                 - frame->item_margin.bottom,
552                 ITEM_HEIGHT - frame->item_margin.top
553                 - frame->item_margin.bottom);
554         XMapWindow(obt_display, self->icon);
555     } else
556         XUnmapWindow(obt_display, self->icon);
557
558     if (self->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
559         RrAppearance *bullet_a;
560         XMoveResizeWindow(obt_display, self->bullet,
561                           self->frame->text_x + self->frame->text_w -
562                           ITEM_HEIGHT + PADDING, PADDING,
563                           ITEM_HEIGHT - 2*PADDING,
564                           ITEM_HEIGHT - 2*PADDING);
565         bullet_a = (self == self->frame->selected ?
566                     ob_rr_theme->a_menu_bullet_selected :
567                     ob_rr_theme->a_menu_bullet_normal);
568         bullet_a->surface.parent = item_a;
569         bullet_a->surface.parentx =
570             self->frame->text_x + self->frame->text_w - ITEM_HEIGHT + PADDING;
571         bullet_a->surface.parenty = PADDING;
572         RrPaint(bullet_a, self->bullet,
573                 ITEM_HEIGHT - 2*PADDING,
574                 ITEM_HEIGHT - 2*PADDING);
575         XMapWindow(obt_display, self->bullet);
576     } else
577         XUnmapWindow(obt_display, self->bullet);
578
579     XFlush(obt_display);
580 }
581
582 /*! this code is taken from the menu_frame_render. if that changes, this won't
583   work.. */
584 static gint menu_entry_frame_get_height(ObMenuEntryFrame *self,
585                                         gboolean first_entry,
586                                         gboolean last_entry)
587 {
588     ObMenuEntryType t;
589     gint h = 0;
590
591     h += 2*PADDING;
592
593     if (self)
594         t = self->entry->type;
595     else
596         /* this is the More... entry, it's NORMAL type */
597         t = OB_MENU_ENTRY_TYPE_NORMAL;
598
599     switch (t) {
600     case OB_MENU_ENTRY_TYPE_NORMAL:
601     case OB_MENU_ENTRY_TYPE_SUBMENU:
602         h += ob_rr_theme->menu_font_height;
603         break;
604     case OB_MENU_ENTRY_TYPE_SEPARATOR:
605         if (self->entry->data.separator.label != NULL) {
606             h += ob_rr_theme->menu_title_height +
607                 (ob_rr_theme->mbwidth - PADDING) * 2;
608
609             /* if the first entry is a labeled separator, then make its border
610                overlap with the menu's outside border */
611             if (first_entry)
612                 h -= ob_rr_theme->mbwidth;
613             /* if the last entry is a labeled separator, then make its border
614                overlap with the menu's outside border */
615             if (last_entry)
616                 h -= ob_rr_theme->mbwidth;
617         } else {
618             h += ob_rr_theme->menu_sep_width +
619                 2*ob_rr_theme->menu_sep_paddingy - PADDING * 2;
620         }
621         break;
622     }
623
624     return h;
625 }
626
627 void menu_frame_render(ObMenuFrame *self)
628 {
629     gint w = 0, h = 0;
630     gint tw, th; /* temps */
631     GList *it;
632     gboolean has_icon = FALSE;
633     ObMenu *sub;
634     ObMenuEntryFrame *e;
635
636     /* find text dimensions */
637
638     STRUT_SET(self->item_margin, 0, 0, 0, 0);
639
640     if (self->entries) {
641         gint l, t, r, b;
642
643         e = self->entries->data;
644         ob_rr_theme->a_menu_text_normal->texture[0].data.text.string = "";
645         tw = RrMinWidth(ob_rr_theme->a_menu_text_normal);
646         tw += 2*PADDING;
647
648         th = ITEM_HEIGHT;
649
650         RrMargins(ob_rr_theme->a_menu_normal, &l, &t, &r, &b);
651         STRUT_SET(self->item_margin,
652                   MAX(self->item_margin.left, l),
653                   MAX(self->item_margin.top, t),
654                   MAX(self->item_margin.right, r),
655                   MAX(self->item_margin.bottom, b));
656         RrMargins(ob_rr_theme->a_menu_selected, &l, &t, &r, &b);
657         STRUT_SET(self->item_margin,
658                   MAX(self->item_margin.left, l),
659                   MAX(self->item_margin.top, t),
660                   MAX(self->item_margin.right, r),
661                   MAX(self->item_margin.bottom, b));
662         RrMargins(ob_rr_theme->a_menu_disabled, &l, &t, &r, &b);
663         STRUT_SET(self->item_margin,
664                   MAX(self->item_margin.left, l),
665                   MAX(self->item_margin.top, t),
666                   MAX(self->item_margin.right, r),
667                   MAX(self->item_margin.bottom, b));
668         RrMargins(ob_rr_theme->a_menu_disabled_selected, &l, &t, &r, &b);
669         STRUT_SET(self->item_margin,
670                   MAX(self->item_margin.left, l),
671                   MAX(self->item_margin.top, t),
672                   MAX(self->item_margin.right, r),
673                   MAX(self->item_margin.bottom, b));
674     }
675
676     /* render the entries */
677
678     for (it = self->entries; it; it = g_list_next(it)) {
679         RrAppearance *text_a;
680         e = it->data;
681
682         /* if the first entry is a labeled separator, then make its border
683            overlap with the menu's outside border */
684         if (it == self->entries &&
685             e->entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR &&
686             e->entry->data.separator.label)
687         {
688             h -= ob_rr_theme->mbwidth;
689         }
690
691         if (e->entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR &&
692             e->entry->data.separator.label)
693         {
694             e->border = ob_rr_theme->mbwidth;
695         }
696
697         RECT_SET_POINT(e->area, 0, h+e->border);
698         XMoveWindow(obt_display, e->window,
699                     e->area.x-e->border, e->area.y-e->border);
700         XSetWindowBorderWidth(obt_display, e->window, e->border);
701         XSetWindowBorder(obt_display, e->window,
702                          RrColorPixel(ob_rr_theme->menu_border_color));
703
704         text_a = (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
705                   !e->entry->data.normal.enabled ?
706                   /* disabled */
707                   (e == self->selected ?
708                    ob_rr_theme->a_menu_text_disabled_selected :
709                    ob_rr_theme->a_menu_text_disabled) :
710                   /* enabled */
711                   (e == self->selected ?
712                    ob_rr_theme->a_menu_text_selected : 
713                    ob_rr_theme->a_menu_text_normal));
714         switch (e->entry->type) {
715         case OB_MENU_ENTRY_TYPE_NORMAL:
716             text_a->texture[0].data.text.string = e->entry->data.normal.label;
717             tw = RrMinWidth(text_a);
718             tw = MIN(tw, MAX_MENU_WIDTH);
719             th = ob_rr_theme->menu_font_height;
720
721             if (e->entry->data.normal.icon ||
722                 e->entry->data.normal.mask)
723                 has_icon = TRUE;
724             break;
725         case OB_MENU_ENTRY_TYPE_SUBMENU:
726             sub = e->entry->data.submenu.submenu;
727             text_a->texture[0].data.text.string = sub ? sub->title : "";
728             tw = RrMinWidth(text_a);
729             tw = MIN(tw, MAX_MENU_WIDTH);
730             th = ob_rr_theme->menu_font_height;
731
732             if (e->entry->data.normal.icon ||
733                 e->entry->data.normal.mask)
734                 has_icon = TRUE;
735
736             tw += ITEM_HEIGHT - PADDING;
737             break;
738         case OB_MENU_ENTRY_TYPE_SEPARATOR:
739             if (e->entry->data.separator.label != NULL) {
740                 ob_rr_theme->a_menu_text_title->texture[0].data.text.string =
741                     e->entry->data.separator.label;
742                 tw = RrMinWidth(ob_rr_theme->a_menu_text_title) +
743                     2*ob_rr_theme->paddingx;
744                 tw = MIN(tw, MAX_MENU_WIDTH);
745                 th = ob_rr_theme->menu_title_height +
746                     (ob_rr_theme->mbwidth - PADDING) *2;
747             } else {
748                 tw = 0;
749                 th = ob_rr_theme->menu_sep_width +
750                     2*ob_rr_theme->menu_sep_paddingy - 2*PADDING;
751             }
752             break;
753         }
754         tw += 2*PADDING;
755         th += 2*PADDING;
756         w = MAX(w, tw);
757         h += th;
758     }
759
760     /* if the last entry is a labeled separator, then make its border
761        overlap with the menu's outside border */
762     it = g_list_last(self->entries);
763     e = it ? it->data : NULL;
764     if (e && e->entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR &&
765         e->entry->data.separator.label)
766     {
767         h -= ob_rr_theme->mbwidth;
768     }
769
770     self->text_x = PADDING;
771     self->text_w = w;
772
773     if (self->entries) {
774         if (has_icon) {
775             w += ITEM_HEIGHT + PADDING;
776             self->text_x += ITEM_HEIGHT + PADDING;
777         }
778     }
779
780     if (!w) w = 10;
781     if (!h) h = 3;
782
783     XResizeWindow(obt_display, self->window, w, h);
784
785     self->inner_w = w;
786
787     RrPaint(self->a_items, self->window, w, h);
788
789     for (it = self->entries; it; it = g_list_next(it))
790         menu_entry_frame_render(it->data);
791
792     w += ob_rr_theme->mbwidth * 2;
793     h += ob_rr_theme->mbwidth * 2;
794
795     RECT_SET_SIZE(self->area, w, h);
796
797     XFlush(obt_display);
798 }
799
800 static void menu_frame_update(ObMenuFrame *self)
801 {
802     GList *mit, *fit;
803     Rect *a;
804     gint h;
805
806     menu_pipe_execute(self->menu);
807     menu_find_submenus(self->menu);
808
809     self->selected = NULL;
810
811     /* start at show_from */
812     mit = g_list_nth(self->menu->entries, self->show_from);
813
814     /* go through the menu's and frame's entries and connect the frame entries
815        to the menu entries */
816     for (fit = self->entries; mit && fit;
817          mit = g_list_next(mit), fit = g_list_next(fit))
818     {
819         ObMenuEntryFrame *f = fit->data;
820         f->entry = mit->data;
821     }
822
823     /* if there are more menu entries than in the frame, add them */
824     while (mit) {
825         ObMenuEntryFrame *e = menu_entry_frame_new(mit->data, self);
826         self->entries = g_list_append(self->entries, e);
827         mit = g_list_next(mit);
828     }
829
830     /* if there are more frame entries than menu entries then get rid of
831        them */
832     while (fit) {
833         GList *n = g_list_next(fit);
834         menu_entry_frame_free(fit->data);
835         self->entries = g_list_delete_link(self->entries, fit);
836         fit = n;
837     }
838
839     /* * make the menu fit on the screen */
840
841     /* calculate the height of the menu */
842     h = 0;
843     for (fit = self->entries; fit; fit = g_list_next(fit))
844         h += menu_entry_frame_get_height(fit->data,
845                                          fit == self->entries,
846                                          g_list_next(fit) == NULL);
847     /* add the border at the top and bottom */
848     h += ob_rr_theme->mbwidth * 2;
849
850     a = screen_physical_area_monitor(self->monitor);
851
852     if (h > a->height) {
853         GList *flast, *tmp;
854         gboolean last_entry = TRUE;
855
856         /* take the height of our More... entry into account */
857         h += menu_entry_frame_get_height(NULL, FALSE, TRUE);
858
859         /* start at the end of the entries */
860         flast = g_list_last(self->entries);
861
862         /* pull out all the entries from the frame that don't
863            fit on the screen, leaving at least 1 though */
864         while (h > a->height && g_list_previous(flast) != NULL) {
865             /* update the height, without this entry */
866             h -= menu_entry_frame_get_height(flast->data, FALSE, last_entry);
867
868             /* destroy the entry we're not displaying */
869             tmp = flast;
870             flast = g_list_previous(flast);
871             menu_entry_frame_free(tmp->data);
872             self->entries = g_list_delete_link(self->entries, tmp);
873
874             /* only the first one that we see is the last entry in the menu */
875             last_entry = FALSE;
876         };
877
878         {
879             ObMenuEntry *more_entry;
880             ObMenuEntryFrame *more_frame;
881             /* make the More... menu entry frame which will display in this
882                frame.
883                if self->menu->more_menu is NULL that means that this is already
884                More... menu, so just use ourself.
885             */
886             more_entry = menu_get_more((self->menu->more_menu ?
887                                         self->menu->more_menu :
888                                         self->menu),
889                                        /* continue where we left off */
890                                        self->show_from +
891                                        g_list_length(self->entries));
892             more_frame = menu_entry_frame_new(more_entry, self);
893             /* make it get deleted when the menu frame goes away */
894             menu_entry_unref(more_entry);
895
896             /* add our More... entry to the frame */
897             self->entries = g_list_append(self->entries, more_frame);
898         }
899     }
900
901     g_free(a);
902
903     menu_frame_render(self);
904 }
905
906 static gboolean menu_frame_is_visible(ObMenuFrame *self)
907 {
908     return !!(g_list_find(menu_frame_visible, self));
909 }
910
911 static gboolean menu_frame_show(ObMenuFrame *self)
912 {
913     GList *it;
914
915     /* determine if the underlying menu is already visible */
916     for (it = menu_frame_visible; it; it = g_list_next(it)) {
917         ObMenuFrame *f = it->data;
918         if (f->menu == self->menu)
919             break;
920     }
921     if (!it) {
922         if (self->menu->update_func)
923             if (!self->menu->update_func(self, self->menu->data))
924                 return FALSE;
925     }
926
927     if (menu_frame_visible == NULL) {
928         /* no menus shown yet */
929
930         /* grab the pointer in such a way as to pass through "owner events"
931            so that we can get enter/leave notifies in the menu. */
932         if (!grab_pointer(TRUE, FALSE, OB_CURSOR_POINTER))
933             return FALSE;
934         if (!grab_keyboard()) {
935             ungrab_pointer();
936             return FALSE;
937         }
938     }
939
940     menu_frame_update(self);
941
942     menu_frame_visible = g_list_prepend(menu_frame_visible, self);
943
944     if (self->menu->show_func)
945         self->menu->show_func(self, self->menu->data);
946
947     return TRUE;
948 }
949
950 gboolean menu_frame_show_topmenu(ObMenuFrame *self, gint x, gint y,
951                                  gboolean mouse)
952 {
953     gint px, py;
954     guint i;
955
956     if (menu_frame_is_visible(self))
957         return TRUE;
958     if (!menu_frame_show(self))
959         return FALSE;
960
961     /* find the monitor the menu is on */
962     for (i = 0; i < screen_num_monitors; ++i) {
963         Rect *a = screen_physical_area_monitor(i);
964         gboolean contains = RECT_CONTAINS(*a, x, y);
965         g_free(a);
966         if (contains) {
967             self->monitor = i;
968             break;
969         }
970     }
971
972     if (self->menu->place_func)
973         self->menu->place_func(self, &x, &y, mouse, self->menu->data);
974     else
975         menu_frame_place_topmenu(self, &x, &y);
976
977     menu_frame_move(self, x, y);
978
979     XMapWindow(obt_display, self->window);
980
981     if (screen_pointer_pos(&px, &py)) {
982         ObMenuEntryFrame *e = menu_entry_frame_under(px, py);
983         if (e && e->frame == self)
984             e->ignore_enters++;
985     }
986
987     return TRUE;
988 }
989
990 gboolean menu_frame_show_submenu(ObMenuFrame *self, ObMenuFrame *parent,
991                                  ObMenuEntryFrame *parent_entry)
992 {
993     gint x, y, dx, dy;
994     gint px, py;
995
996     if (menu_frame_is_visible(self))
997         return TRUE;
998
999     self->monitor = parent->monitor;
1000     self->parent = parent;
1001     self->parent_entry = parent_entry;
1002
1003     /* set up parent's child to be us */
1004     if (parent->child)
1005         menu_frame_hide(parent->child);
1006     parent->child = self;
1007
1008     if (!menu_frame_show(self))
1009         return FALSE;
1010
1011     menu_frame_place_submenu(self, &x, &y);
1012     menu_frame_move_on_screen(self, x, y, &dx, &dy);
1013
1014     if (dx != 0) {
1015         /*try the other side */
1016         self->direction_right = !self->direction_right;
1017         menu_frame_place_submenu(self, &x, &y);
1018         menu_frame_move_on_screen(self, x, y, &dx, &dy);
1019     }
1020     menu_frame_move(self, x + dx, y + dy);
1021
1022     XMapWindow(obt_display, self->window);
1023
1024     if (screen_pointer_pos(&px, &py)) {
1025         ObMenuEntryFrame *e = menu_entry_frame_under(px, py);
1026         if (e && e->frame == self)
1027             e->ignore_enters++;
1028     }
1029
1030     return TRUE;
1031 }
1032
1033 static void menu_frame_hide(ObMenuFrame *self)
1034 {
1035     GList *it = g_list_find(menu_frame_visible, self);
1036
1037     if (!it)
1038         return;
1039
1040     if (self->menu->hide_func)
1041         self->menu->hide_func(self, self->menu->data);
1042
1043     if (self->child)
1044         menu_frame_hide(self->child);
1045
1046     if (self->parent)
1047         self->parent->child = NULL;
1048     self->parent = NULL;
1049     self->parent_entry = NULL;
1050
1051     menu_frame_visible = g_list_delete_link(menu_frame_visible, it);
1052
1053     if (menu_frame_visible == NULL) {
1054         /* last menu shown */
1055         ungrab_pointer();
1056         ungrab_keyboard();
1057     }
1058
1059     XUnmapWindow(obt_display, self->window);
1060
1061     menu_frame_free(self);
1062 }
1063
1064 void menu_frame_hide_all(void)
1065 {
1066     GList *it;
1067
1068     if (config_submenu_show_delay) {
1069         /* remove any submenu open requests */
1070         obt_main_loop_timeout_remove(ob_main_loop,
1071                                      menu_entry_frame_submenu_timeout);
1072     }
1073     if ((it = g_list_last(menu_frame_visible)))
1074         menu_frame_hide(it->data);
1075 }
1076
1077 void menu_frame_hide_all_client(ObClient *client)
1078 {
1079     GList *it = g_list_last(menu_frame_visible);
1080     if (it) {
1081         ObMenuFrame *f = it->data;
1082         if (f->client == client) {
1083             if (config_submenu_show_delay) {
1084                 /* remove any submenu open requests */
1085                 obt_main_loop_timeout_remove(ob_main_loop,
1086                                              menu_entry_frame_submenu_timeout);
1087             }
1088             menu_frame_hide(f);
1089         }
1090     }
1091 }
1092
1093 ObMenuFrame* menu_frame_under(gint x, gint y)
1094 {
1095     ObMenuFrame *ret = NULL;
1096     GList *it;
1097
1098     for (it = menu_frame_visible; it; it = g_list_next(it)) {
1099         ObMenuFrame *f = it->data;
1100
1101         if (RECT_CONTAINS(f->area, x, y)) {
1102             ret = f;
1103             break;
1104         }
1105     }
1106     return ret;
1107 }
1108
1109 ObMenuEntryFrame* menu_entry_frame_under(gint x, gint y)
1110 {
1111     ObMenuFrame *frame;
1112     ObMenuEntryFrame *ret = NULL;
1113     GList *it;
1114
1115     if ((frame = menu_frame_under(x, y))) {
1116         x -= ob_rr_theme->mbwidth + frame->area.x;
1117         y -= ob_rr_theme->mbwidth + frame->area.y;
1118
1119         for (it = frame->entries; it; it = g_list_next(it)) {
1120             ObMenuEntryFrame *e = it->data;
1121
1122             if (RECT_CONTAINS(e->area, x, y)) {
1123                 ret = e;
1124                 break;
1125             }
1126         }
1127     }
1128     return ret;
1129 }
1130
1131 static gboolean menu_entry_frame_submenu_timeout(gpointer data)
1132 {
1133     g_assert(menu_frame_visible);
1134     menu_entry_frame_show_submenu((ObMenuEntryFrame*)data);
1135     return FALSE;
1136 }
1137
1138 void menu_frame_select(ObMenuFrame *self, ObMenuEntryFrame *entry,
1139                        gboolean immediate)
1140 {
1141     ObMenuEntryFrame *old = self->selected;
1142     ObMenuFrame *oldchild = self->child;
1143
1144     if (entry && entry->entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR)
1145         entry = old;
1146
1147     if (old == entry) return;
1148
1149     if (config_submenu_show_delay) {
1150         /* remove any submenu open requests */
1151         obt_main_loop_timeout_remove(ob_main_loop,
1152                                      menu_entry_frame_submenu_timeout);
1153     }
1154
1155     self->selected = entry;
1156
1157     if (old)
1158         menu_entry_frame_render(old);
1159     if (oldchild)
1160         menu_frame_hide(oldchild);
1161
1162     if (self->selected) {
1163         menu_entry_frame_render(self->selected);
1164
1165         if (self->selected->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
1166             if (config_submenu_show_delay && !immediate) {
1167                 /* initiate a new submenu open request */
1168                 obt_main_loop_timeout_add(ob_main_loop,
1169                                           config_submenu_show_delay * 1000,
1170                                           menu_entry_frame_submenu_timeout,
1171                                           self->selected, g_direct_equal,
1172                                           NULL);
1173             } else {
1174                 menu_entry_frame_show_submenu(self->selected);
1175             }
1176         }
1177     }
1178 }
1179
1180 void menu_entry_frame_show_submenu(ObMenuEntryFrame *self)
1181 {
1182     ObMenuFrame *f;
1183
1184     if (!self->entry->data.submenu.submenu) return;
1185
1186     f = menu_frame_new(self->entry->data.submenu.submenu,
1187                        self->entry->data.submenu.show_from,
1188                        self->frame->client);
1189     /* pass our direction on to our child */
1190     f->direction_right = self->frame->direction_right;
1191
1192     menu_frame_show_submenu(f, self->frame, self);
1193 }
1194
1195 void menu_entry_frame_execute(ObMenuEntryFrame *self, guint state)
1196 {
1197     if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
1198         self->entry->data.normal.enabled)
1199     {
1200         /* grab all this shizzle, cuz when the menu gets hidden, 'self'
1201            gets freed */
1202         ObMenuEntry *entry = self->entry;
1203         ObMenuExecuteFunc func = self->frame->menu->execute_func;
1204         gpointer data = self->frame->menu->data;
1205         GSList *acts = self->entry->data.normal.actions;
1206         ObClient *client = self->frame->client;
1207         ObMenuFrame *frame = self->frame;
1208
1209         /* release grabs before executing the shit */
1210         if (!(state & ControlMask)) {
1211             menu_frame_hide_all();
1212             frame = NULL;
1213         }
1214
1215         if (func)
1216             func(entry, frame, client, state, data);
1217         else
1218             actions_run_acts(acts, OB_USER_ACTION_MENU_SELECTION,
1219                              state, -1, -1, 0, OB_FRAME_CONTEXT_NONE, client);
1220     }
1221 }
1222
1223 void menu_frame_select_previous(ObMenuFrame *self)
1224 {
1225     GList *it = NULL, *start;
1226
1227     if (self->entries) {
1228         start = it = g_list_find(self->entries, self->selected);
1229         while (TRUE) {
1230             ObMenuEntryFrame *e;
1231
1232             it = it ? g_list_previous(it) : g_list_last(self->entries);
1233             if (it == start)
1234                 break;
1235
1236             if (it) {
1237                 e = it->data;
1238                 if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
1239                     break;
1240                 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL)
1241                     break;
1242             }
1243         }
1244     }
1245     menu_frame_select(self, it ? it->data : NULL, TRUE);
1246 }
1247
1248 void menu_frame_select_next(ObMenuFrame *self)
1249 {
1250     GList *it = NULL, *start;
1251
1252     if (self->entries) {
1253         start = it = g_list_find(self->entries, self->selected);
1254         while (TRUE) {
1255             ObMenuEntryFrame *e;
1256
1257             it = it ? g_list_next(it) : self->entries;
1258             if (it == start)
1259                 break;
1260
1261             if (it) {
1262                 e = it->data;
1263                 if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
1264                     break;
1265                 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL)
1266                     break;
1267             }
1268         }
1269     }
1270     menu_frame_select(self, it ? it->data : NULL, TRUE);
1271 }