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) 2004        Mikael Magnusson
   5    Copyright (c) 2003        Ben 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 "grab.h"
  25 #include "openbox.h"
  26 #include "mainloop.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 FRAME_EVENTMASK (ButtonPressMask |ButtonMotionMask | EnterWindowMask |\
  35                          LeaveWindowMask)
  36 #define TITLE_EVENTMASK (ButtonPressMask | ButtonMotionMask)
  37 #define ENTRY_EVENTMASK (EnterWindowMask | LeaveWindowMask | \
  38                          ButtonPressMask | ButtonReleaseMask)
  39
  40 GList *menu_frame_visible;
  41
  42 static ObMenuEntryFrame* menu_entry_frame_new(ObMenuEntry *entry,
  43                                               ObMenuFrame *frame);
  44 static void menu_entry_frame_free(ObMenuEntryFrame *self);
  45 static void menu_frame_render(ObMenuFrame *self);
  46 static void menu_frame_update(ObMenuFrame *self);
  47 static gboolean menu_entry_frame_submenu_timeout(gpointer data);
  48
  49 static Window createWindow(Window parent, gulong mask,
  50                            XSetWindowAttributes *attrib)
  51 {
  52     return XCreateWindow(ob_display, parent, 0, 0, 1, 1, 0,
  53                          RrDepth(ob_rr_inst), InputOutput,
  54                          RrVisual(ob_rr_inst), mask, attrib);
  55 }
  56
  57 ObMenuFrame* menu_frame_new(ObMenu *menu, ObClient *client)
  58 {
  59     ObMenuFrame *self;
  60     XSetWindowAttributes attr;
  61
  62     self = g_new0(ObMenuFrame, 1);
  63     self->type = Window_Menu;
  64     self->menu = menu;
  65     self->selected = NULL;
  66     self->show_title = TRUE;
  67     self->client = client;
  68
  69     attr.event_mask = FRAME_EVENTMASK;
  70     attr.save_under = True;
  71     self->window = createWindow(RootWindow(ob_display, ob_screen),
  72                                    CWEventMask | CWSaveUnder, &attr);
  73     attr.event_mask = TITLE_EVENTMASK;
  74     self->title = createWindow(self->window, CWEventMask, &attr);
  75     self->items = createWindow(self->window, 0, NULL);
  76
  77     XMapWindow(ob_display, self->items);
  78
  79     self->a_title = RrAppearanceCopy(ob_rr_theme->a_menu_title);
  80     self->a_items = RrAppearanceCopy(ob_rr_theme->a_menu);
  81
  82     stacking_add(MENU_AS_WINDOW(self));
  83
  84     return self;
  85 }
  86
  87 void menu_frame_free(ObMenuFrame *self)
  88 {
  89     if (self) {
  90         while (self->entries) {
  91             menu_entry_frame_free(self->entries->data);
  92             self->entries = g_list_delete_link(self->entries, self->entries);
  93         }
  94
  95         stacking_remove(MENU_AS_WINDOW(self));
  96
  97         XDestroyWindow(ob_display, self->items);
  98         XDestroyWindow(ob_display, self->title);
  99         XDestroyWindow(ob_display, self->window);
 100
 101         RrAppearanceFree(self->a_items);
 102         RrAppearanceFree(self->a_title);
 103
 104         g_free(self);
 105     }
 106 }
 107
 108 static ObMenuEntryFrame* menu_entry_frame_new(ObMenuEntry *entry,
 109                                               ObMenuFrame *frame)
 110 {
 111     ObMenuEntryFrame *self;
 112     XSetWindowAttributes attr;
 113
 114     self = g_new0(ObMenuEntryFrame, 1);
 115     self->entry = entry;
 116     self->frame = frame;
 117
 118     attr.event_mask = ENTRY_EVENTMASK;
 119     self->window = createWindow(self->frame->items, CWEventMask, &attr);
 120     self->text = createWindow(self->window, 0, NULL);
 121     if (entry->type != OB_MENU_ENTRY_TYPE_SEPARATOR) {
 122         self->icon = createWindow(self->window, 0, NULL);
 123         self->bullet = createWindow(self->window, 0, NULL);
 124     }
 125
 126     XMapWindow(ob_display, self->window);
 127     XMapWindow(ob_display, self->text);
 128
 129     self->a_normal = RrAppearanceCopy(ob_rr_theme->a_menu_normal);
 130     self->a_disabled = RrAppearanceCopy(ob_rr_theme->a_menu_disabled);
 131     self->a_selected = RrAppearanceCopy(ob_rr_theme->a_menu_selected);
 132
 133     if (entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR) {
 134         self->a_separator = RrAppearanceCopy(ob_rr_theme->a_clear_tex);
 135         self->a_separator->texture[0].type = RR_TEXTURE_LINE_ART;
 136     } else {
 137         self->a_icon = RrAppearanceCopy(ob_rr_theme->a_clear_tex);
 138         self->a_icon->texture[0].type = RR_TEXTURE_RGBA;
 139         self->a_mask = RrAppearanceCopy(ob_rr_theme->a_clear_tex);
 140         self->a_mask->texture[0].type = RR_TEXTURE_MASK;
 141         self->a_bullet_normal =
 142             RrAppearanceCopy(ob_rr_theme->a_menu_bullet_normal);
 143         self->a_bullet_selected =
 144             RrAppearanceCopy(ob_rr_theme->a_menu_bullet_selected);
 145     }
 146
 147     self->a_text_normal =
 148         RrAppearanceCopy(ob_rr_theme->a_menu_text_normal);
 149     self->a_text_disabled =
 150         RrAppearanceCopy(ob_rr_theme->a_menu_text_disabled);
 151     self->a_text_selected =
 152         RrAppearanceCopy(ob_rr_theme->a_menu_text_selected);
 153
 154     return self;
 155 }
 156
 157 static void menu_entry_frame_free(ObMenuEntryFrame *self)
 158 {
 159     if (self) {
 160         XDestroyWindow(ob_display, self->text);
 161         XDestroyWindow(ob_display, self->window);
 162         if (self->entry->type != OB_MENU_ENTRY_TYPE_SEPARATOR) {
 163             XDestroyWindow(ob_display, self->icon);
 164             XDestroyWindow(ob_display, self->bullet);
 165         }
 166
 167         RrAppearanceFree(self->a_normal);
 168         RrAppearanceFree(self->a_disabled);
 169         RrAppearanceFree(self->a_selected);
 170
 171         RrAppearanceFree(self->a_separator);
 172         RrAppearanceFree(self->a_icon);
 173         RrAppearanceFree(self->a_mask);
 174         RrAppearanceFree(self->a_text_normal);
 175         RrAppearanceFree(self->a_text_disabled);
 176         RrAppearanceFree(self->a_text_selected);
 177         RrAppearanceFree(self->a_bullet_normal);
 178         RrAppearanceFree(self->a_bullet_selected);
 179
 180         g_free(self);
 181     }
 182 }
 183
 184 void menu_frame_move(ObMenuFrame *self, gint x, gint y)
 185 {
 186     RECT_SET_POINT(self->area, x, y);
 187     XMoveWindow(ob_display, self->window, self->area.x, self->area.y);
 188 }
 189
 190 void menu_frame_move_on_screen(ObMenuFrame *self)
 191 {
 192     Rect *a = NULL;
 193     gint dx = 0, dy = 0;
 194     gint pos, half;
 195
 196     a = screen_physical_area_monitor(self->monitor);
 197
 198     half = g_list_length(self->entries) / 2;
 199     pos = g_list_index(self->entries, self->selected);
 200
 201     /* if in the bottom half then check this shit first, will keep the bottom
 202        edge of the menu visible */
 203     if (pos > half) {
 204         dx = MAX(dx, a->x - self->area.x);
 205         dy = MAX(dy, a->y - self->area.y);
 206     }
 207     dx = MIN(dx, (a->x + a->width) - (self->area.x + self->area.width));
 208     dy = MIN(dy, (a->y + a->height) - (self->area.y + self->area.height));
 209     /* if in the top half then check this shit last, will keep the top
 210        edge of the menu visible */
 211     if (pos <= half) {
 212         dx = MAX(dx, a->x - self->area.x);
 213         dy = MAX(dy, a->y - self->area.y);
 214     }
 215
 216     if (dx || dy) {
 217         ObMenuFrame *f;
 218
 219         /* move the current menu frame to fit, but dont touch parents yet */
 220         menu_frame_move(self, self->area.x + dx, self->area.y + dy);
 221         if (!config_menu_xorstyle)
 222             dy = 0; /* if we want to be like xor, move parents in y- *
 223                      * and x-direction, otherwise just in x-dir      */
 224         for (f = self->parent; f; f = f->parent)
 225             menu_frame_move(f, f->area.x + dx, f->area.y + dy);
 226         for (f = self->child; f; f = f->child)
 227             menu_frame_move(f, f->area.x + dx, f->area.y + dy);
 228         if (config_menu_warppointer)
 229             XWarpPointer(ob_display, None, None, 0, 0, 0, 0, dx, dy);
 230     }
 231 }
 232
 233 static void menu_entry_frame_render(ObMenuEntryFrame *self)
 234 {
 235     RrAppearance *item_a, *text_a;
 236     gint th; /* temp */
 237     ObMenu *sub;
 238     ObMenuFrame *frame = self->frame;
 239
 240     item_a = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 241                !self->entry->data.normal.enabled) ?
 242               self->a_disabled :
 243               (self == self->frame->selected ?
 244                self->a_selected :
 245                self->a_normal));
 246     switch (self->entry->type) {
 247     case OB_MENU_ENTRY_TYPE_NORMAL:
 248     case OB_MENU_ENTRY_TYPE_SUBMENU:
 249         th = self->frame->item_h;
 250         break;
 251     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 252         th = SEPARATOR_HEIGHT + 2*PADDING;
 253         break;
 254     }
 255     RECT_SET_SIZE(self->area, self->frame->inner_w, th);
 256     XResizeWindow(ob_display, self->window,
 257                   self->area.width, self->area.height);
 258     item_a->surface.parent = self->frame->a_items;
 259     item_a->surface.parentx = self->area.x;
 260     item_a->surface.parenty = self->area.y;
 261     RrPaint(item_a, self->window, self->area.width, self->area.height);
 262
 263     text_a = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 264                !self->entry->data.normal.enabled) ?
 265               self->a_text_disabled :
 266               (self == self->frame->selected ?
 267                self->a_text_selected :
 268                self->a_text_normal));
 269     switch (self->entry->type) {
 270     case OB_MENU_ENTRY_TYPE_NORMAL:
 271         text_a->texture[0].data.text.string = self->entry->data.normal.label;
 272         break;
 273     case OB_MENU_ENTRY_TYPE_SUBMENU:
 274         sub = self->entry->data.submenu.submenu;
 275         text_a->texture[0].data.text.string = sub ? sub->title : "";
 276         break;
 277     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 278         break;
 279     }
 280
 281     switch (self->entry->type) {
 282     case OB_MENU_ENTRY_TYPE_NORMAL:
 283         XMoveResizeWindow(ob_display, self->text,
 284                           self->frame->text_x, PADDING,
 285                           self->frame->text_w,
 286                           self->frame->item_h - 2*PADDING);
 287         text_a->surface.parent = item_a;
 288         text_a->surface.parentx = self->frame->text_x;
 289         text_a->surface.parenty = PADDING;
 290         RrPaint(text_a, self->text, self->frame->text_w,
 291                 self->frame->item_h - 2*PADDING);
 292         break;
 293     case OB_MENU_ENTRY_TYPE_SUBMENU:
 294         XMoveResizeWindow(ob_display, self->text,
 295                           self->frame->text_x, PADDING,
 296                           self->frame->text_w - self->frame->item_h,
 297                           self->frame->item_h - 2*PADDING);
 298         text_a->surface.parent = item_a;
 299         text_a->surface.parentx = self->frame->text_x;
 300         text_a->surface.parenty = PADDING;
 301         RrPaint(text_a, self->text, self->frame->text_w - self->frame->item_h,
 302                 self->frame->item_h - 2*PADDING);
 303         break;
 304     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 305         XMoveResizeWindow(ob_display, self->text, PADDING, PADDING,
 306                           self->area.width - 2*PADDING, SEPARATOR_HEIGHT);
 307         self->a_separator->surface.parent = item_a;
 308         self->a_separator->surface.parentx = PADDING;
 309         self->a_separator->surface.parenty = PADDING;
 310         self->a_separator->texture[0].data.lineart.color =
 311             text_a->texture[0].data.text.color;
 312         self->a_separator->texture[0].data.lineart.x1 = 2*PADDING;
 313         self->a_separator->texture[0].data.lineart.y1 = SEPARATOR_HEIGHT / 2;
 314         self->a_separator->texture[0].data.lineart.x2 =
 315             self->area.width - 4*PADDING;
 316         self->a_separator->texture[0].data.lineart.y2 = SEPARATOR_HEIGHT / 2;
 317         RrPaint(self->a_separator, self->text,
 318                 self->area.width - 2*PADDING, SEPARATOR_HEIGHT);
 319         break;
 320     }
 321
 322     if (self->entry->type != OB_MENU_ENTRY_TYPE_SEPARATOR &&
 323         self->entry->data.normal.icon_data)
 324     {
 325         XMoveResizeWindow(ob_display, self->icon,
 326                           PADDING, frame->item_margin.top,
 327                           self->frame->item_h - frame->item_margin.top
 328                           - frame->item_margin.bottom,
 329                           self->frame->item_h - frame->item_margin.top
 330                           - frame->item_margin.bottom);
 331         self->a_icon->texture[0].data.rgba.width =
 332             self->entry->data.normal.icon_width;
 333         self->a_icon->texture[0].data.rgba.height =
 334             self->entry->data.normal.icon_height;
 335         self->a_icon->texture[0].data.rgba.data =
 336             self->entry->data.normal.icon_data;
 337         self->a_icon->surface.parent = item_a;
 338         self->a_icon->surface.parentx = PADDING;
 339         self->a_icon->surface.parenty = frame->item_margin.top;
 340         RrPaint(self->a_icon, self->icon,
 341                 self->frame->item_h - frame->item_margin.top
 342                 - frame->item_margin.bottom,
 343                 self->frame->item_h - frame->item_margin.top
 344                 - frame->item_margin.bottom);
 345         XMapWindow(ob_display, self->icon);
 346     } else if (self->entry->type != OB_MENU_ENTRY_TYPE_SEPARATOR &&
 347                self->entry->data.normal.mask)
 348     {
 349         RrColor *c;
 350
 351         XMoveResizeWindow(ob_display, self->icon,
 352                           PADDING, frame->item_margin.top,
 353                           self->frame->item_h - frame->item_margin.top
 354                           - frame->item_margin.bottom,
 355                           self->frame->item_h - frame->item_margin.top
 356                           - frame->item_margin.bottom);
 357         self->a_mask->texture[0].data.mask.mask =
 358             self->entry->data.normal.mask;
 359
 360         c = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 361               !self->entry->data.normal.enabled) ?
 362              self->entry->data.normal.mask_disabled_color :
 363              (self == self->frame->selected ?
 364               self->entry->data.normal.mask_selected_color :
 365               self->entry->data.normal.mask_normal_color));
 366         self->a_mask->texture[0].data.mask.color = c;
 367
 368         self->a_mask->surface.parent = item_a;
 369         self->a_mask->surface.parentx = PADDING;
 370         self->a_mask->surface.parenty = frame->item_margin.top;
 371         RrPaint(self->a_mask, self->icon,
 372                 self->frame->item_h - frame->item_margin.top
 373                 - frame->item_margin.bottom,
 374                 self->frame->item_h - frame->item_margin.top
 375                 - frame->item_margin.bottom);
 376         XMapWindow(ob_display, self->icon);
 377     } else
 378         XUnmapWindow(ob_display, self->icon);
 379
 380     if (self->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
 381         RrAppearance *bullet_a;
 382         XMoveResizeWindow(ob_display, self->bullet,
 383                           self->frame->text_x + self->frame->text_w
 384                           - self->frame->item_h + PADDING, PADDING,
 385                           self->frame->item_h - 2*PADDING,
 386                           self->frame->item_h - 2*PADDING);
 387         bullet_a = (self == self->frame->selected ?
 388                     self->a_bullet_selected :
 389                     self->a_bullet_normal);
 390         bullet_a->surface.parent = item_a;
 391         bullet_a->surface.parentx =
 392             self->frame->text_x + self->frame->text_w - self->frame->item_h
 393             + PADDING;
 394         bullet_a->surface.parenty = PADDING;
 395         RrPaint(bullet_a, self->bullet,
 396                 self->frame->item_h - 2*PADDING,
 397                 self->frame->item_h - 2*PADDING);
 398         XMapWindow(ob_display, self->bullet);
 399     } else
 400         XUnmapWindow(ob_display, self->bullet);
 401
 402     XFlush(ob_display);
 403 }
 404
 405 static void menu_frame_render(ObMenuFrame *self)
 406 {
 407     gint w = 0, h = 0;
 408     gint allitems_h = 0;
 409     gint tw, th; /* temps */
 410     GList *it;
 411     gboolean has_icon = FALSE;
 412     ObMenu *sub;
 413
 414     XSetWindowBorderWidth(ob_display, self->window, ob_rr_theme->bwidth);
 415     XSetWindowBorder(ob_display, self->window,
 416                      RrColorPixel(ob_rr_theme->b_color));
 417
 418     if (!self->parent && self->show_title) {
 419         XMoveWindow(ob_display, self->title,
 420                     -ob_rr_theme->bwidth, h - ob_rr_theme->bwidth);
 421
 422         self->a_title->texture[0].data.text.string = self->menu->title;
 423         RrMinsize(self->a_title, &tw, &th);
 424         tw = MIN(tw, MAX_MENU_WIDTH) + ob_rr_theme->padding * 2;
 425         w = MAX(w, tw);
 426
 427         th = ob_rr_theme->menu_title_height;
 428         h += (self->title_h = th + ob_rr_theme->bwidth);
 429
 430         XSetWindowBorderWidth(ob_display, self->title, ob_rr_theme->bwidth);
 431         XSetWindowBorder(ob_display, self->title,
 432                          RrColorPixel(ob_rr_theme->b_color));
 433     }
 434
 435     XMoveWindow(ob_display, self->items, 0, h);
 436
 437     STRUT_SET(self->item_margin, 0, 0, 0, 0);
 438
 439     if (self->entries) {
 440         ObMenuEntryFrame *e = self->entries->data;
 441         gint l, t, r, b;
 442
 443         e->a_text_normal->texture[0].data.text.string = "";
 444         RrMinsize(e->a_text_normal, &tw, &th);
 445         tw += 2*PADDING;
 446         th += 2*PADDING;
 447         self->item_h = th;
 448
 449         RrMargins(e->a_normal, &l, &t, &r, &b);
 450         STRUT_SET(self->item_margin,
 451                   MAX(self->item_margin.left, l),
 452                   MAX(self->item_margin.top, t),
 453                   MAX(self->item_margin.right, r),
 454                   MAX(self->item_margin.bottom, b));
 455         RrMargins(e->a_selected, &l, &t, &r, &b);
 456         STRUT_SET(self->item_margin,
 457                   MAX(self->item_margin.left, l),
 458                   MAX(self->item_margin.top, t),
 459                   MAX(self->item_margin.right, r),
 460                   MAX(self->item_margin.bottom, b));
 461         RrMargins(e->a_disabled, &l, &t, &r, &b);
 462         STRUT_SET(self->item_margin,
 463                   MAX(self->item_margin.left, l),
 464                   MAX(self->item_margin.top, t),
 465                   MAX(self->item_margin.right, r),
 466                   MAX(self->item_margin.bottom, b));
 467     } else
 468         self->item_h = 0;
 469
 470     for (it = self->entries; it; it = g_list_next(it)) {
 471         RrAppearance *text_a;
 472         ObMenuEntryFrame *e = it->data;
 473
 474         RECT_SET_POINT(e->area, 0, allitems_h);
 475         XMoveWindow(ob_display, e->window, 0, e->area.y);
 476
 477         text_a = ((e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 478                    !e->entry->data.normal.enabled) ?
 479                   e->a_text_disabled :
 480                   (e == self->selected ?
 481                    e->a_text_selected :
 482                    e->a_text_normal));
 483         switch (e->entry->type) {
 484         case OB_MENU_ENTRY_TYPE_NORMAL:
 485             text_a->texture[0].data.text.string = e->entry->data.normal.label;
 486             RrMinsize(text_a, &tw, &th);
 487             tw = MIN(tw, MAX_MENU_WIDTH);
 488
 489             if (e->entry->data.normal.icon_data ||
 490                 e->entry->data.normal.mask)
 491                 has_icon = TRUE;
 492             break;
 493         case OB_MENU_ENTRY_TYPE_SUBMENU:
 494             sub = e->entry->data.submenu.submenu;
 495             text_a->texture[0].data.text.string = sub ? sub->title : "";
 496             RrMinsize(text_a, &tw, &th);
 497             tw = MIN(tw, MAX_MENU_WIDTH);
 498
 499             if (e->entry->data.normal.icon_data ||
 500                 e->entry->data.normal.mask)
 501                 has_icon = TRUE;
 502
 503             tw += self->item_h - PADDING;
 504             break;
 505         case OB_MENU_ENTRY_TYPE_SEPARATOR:
 506             tw = 0;
 507             th = SEPARATOR_HEIGHT;
 508             break;
 509         }
 510         tw += 2*PADDING;
 511         th += 2*PADDING;
 512         w = MAX(w, tw);
 513         h += th;
 514         allitems_h += th;
 515     }
 516
 517     self->text_x = PADDING;
 518     self->text_w = w;
 519
 520     if (self->entries) {
 521         if (has_icon) {
 522             w += self->item_h + PADDING;
 523             self->text_x += self->item_h + PADDING;
 524         }
 525     }
 526
 527     if (!w) w = 10;
 528     if (!allitems_h) {
 529         allitems_h = 3;
 530         h += 3;
 531     }
 532
 533     XResizeWindow(ob_display, self->window, w, h);
 534     XResizeWindow(ob_display, self->items, w, allitems_h);
 535
 536     self->inner_w = w;
 537
 538     if (!self->parent && self->show_title) {
 539         XResizeWindow(ob_display, self->title,
 540                       w, self->title_h - ob_rr_theme->bwidth);
 541         RrPaint(self->a_title, self->title,
 542                 w, self->title_h - ob_rr_theme->bwidth);
 543         XMapWindow(ob_display, self->title);
 544     } else
 545         XUnmapWindow(ob_display, self->title);
 546
 547     RrPaint(self->a_items, self->items, w, allitems_h);
 548
 549     for (it = self->entries; it; it = g_list_next(it))
 550         menu_entry_frame_render(it->data);
 551
 552     w += ob_rr_theme->bwidth * 2;
 553     h += ob_rr_theme->bwidth * 2;
 554
 555     RECT_SET_SIZE(self->area, w, h);
 556
 557     XFlush(ob_display);
 558 }
 559
 560 static void menu_frame_update(ObMenuFrame *self)
 561 {
 562     GList *mit, *fit;
 563
 564     menu_pipe_execute(self->menu);
 565     menu_find_submenus(self->menu);
 566
 567     self->selected = NULL;
 568
 569     for (mit = self->menu->entries, fit = self->entries; mit && fit;
 570          mit = g_list_next(mit), fit = g_list_next(fit))
 571     {
 572         ObMenuEntryFrame *f = fit->data;
 573         f->entry = mit->data;
 574     }
 575
 576     while (mit) {
 577         ObMenuEntryFrame *e = menu_entry_frame_new(mit->data, self);
 578         self->entries = g_list_append(self->entries, e);
 579         mit = g_list_next(mit);
 580     }
 581
 582     while (fit) {
 583         GList *n = g_list_next(fit);
 584         menu_entry_frame_free(fit->data);
 585         self->entries = g_list_delete_link(self->entries, fit);
 586         fit = n;
 587     }
 588
 589     menu_frame_render(self);
 590 }
 591
 592 gboolean menu_frame_show(ObMenuFrame *self, ObMenuFrame *parent)
 593 {
 594     GList *it;
 595
 596     if (g_list_find(menu_frame_visible, self))
 597         return TRUE;
 598
 599     if (menu_frame_visible == NULL) {
 600         /* no menus shown yet */
 601         if (!grab_pointer(TRUE, OB_CURSOR_NONE))
 602             return FALSE;
 603         if (!grab_keyboard(TRUE)) {
 604             grab_pointer(FALSE, OB_CURSOR_NONE);
 605             return FALSE;
 606         }
 607     }
 608
 609     if (parent) {
 610         self->monitor = parent->monitor;
 611         if (parent->child)
 612             menu_frame_hide(parent->child);
 613         parent->child = self;
 614     }
 615     self->parent = parent;
 616
 617     /* determine if the underlying menu is already visible */
 618     for (it = menu_frame_visible; it; it = g_list_next(it)) {
 619         ObMenuFrame *f = it->data;
 620         if (f->menu == self->menu)
 621             break;
 622     }
 623     if (!it) {
 624         if (self->menu->update_func)
 625             self->menu->update_func(self, self->menu->data);
 626     }
 627
 628     menu_frame_update(self);
 629
 630     menu_frame_visible = g_list_prepend(menu_frame_visible, self);
 631
 632     if (config_menu_middle) {
 633         if (self->parent)
 634             menu_frame_move(self, self->area.x, self->area.y
 635                                                 - self->area.height/2
 636                                                 + self->item_h/2);
 637         else if (self->show_title)
 638             menu_frame_move(self, self->area.x - self->area.width/2,
 639                             self->area.y - self->title_h*3/4);
 640     }
 641
 642     menu_frame_move_on_screen(self);
 643
 644     XMapWindow(ob_display, self->window);
 645
 646     return TRUE;
 647 }
 648
 649 void menu_frame_hide(ObMenuFrame *self)
 650 {
 651     GList *it = g_list_find(menu_frame_visible, self);
 652
 653     if (!it)
 654         return;
 655
 656     if (self->child)
 657         menu_frame_hide(self->child);
 658
 659     if (self->parent)
 660         self->parent->child = NULL;
 661     self->parent = NULL;
 662
 663     menu_frame_visible = g_list_delete_link(menu_frame_visible, it);
 664
 665     if (menu_frame_visible == NULL) {
 666         /* last menu shown */
 667         grab_pointer(FALSE, OB_CURSOR_NONE);
 668         grab_keyboard(FALSE);
 669     }
 670
 671     XUnmapWindow(ob_display, self->window);
 672
 673     menu_frame_free(self);
 674 }
 675
 676 void menu_frame_hide_all()
 677 {
 678     if (config_submenu_show_delay) {
 679         /* remove any submenu open requests */
 680         ob_main_loop_timeout_remove(ob_main_loop,
 681                                     menu_entry_frame_submenu_timeout);
 682     }
 683     GList *it = g_list_last(menu_frame_visible);
 684     if (it)
 685         menu_frame_hide(it->data);
 686 }
 687
 688 void menu_frame_hide_all_client(ObClient *client)
 689 {
 690     GList *it = g_list_last(menu_frame_visible);
 691     if (it) {
 692         ObMenuFrame *f = it->data;
 693         if (f->client == client)
 694             menu_frame_hide(f);
 695     }
 696 }
 697
 698
 699 ObMenuFrame* menu_frame_under(gint x, gint y)
 700 {
 701     ObMenuFrame *ret = NULL;
 702     GList *it;
 703
 704     for (it = menu_frame_visible; it; it = g_list_next(it)) {
 705         ObMenuFrame *f = it->data;
 706
 707         if (RECT_CONTAINS(f->area, x, y)) {
 708             ret = f;
 709             break;
 710         }
 711     }
 712     return ret;
 713 }
 714
 715 ObMenuEntryFrame* menu_entry_frame_under(gint x, gint y)
 716 {
 717     ObMenuFrame *frame;
 718     ObMenuEntryFrame *ret = NULL;
 719     GList *it;
 720
 721     if ((frame = menu_frame_under(x, y))) {
 722         x -= ob_rr_theme->bwidth + frame->area.x;
 723         y -= frame->title_h + ob_rr_theme->bwidth + frame->area.y;
 724
 725         for (it = frame->entries; it; it = g_list_next(it)) {
 726             ObMenuEntryFrame *e = it->data;
 727
 728             if (RECT_CONTAINS(e->area, x, y)) {
 729                 ret = e;
 730                 break;
 731             }
 732         }
 733     }
 734     return ret;
 735 }
 736
 737 static gboolean menu_entry_frame_submenu_timeout(gpointer data)
 738 {
 739     menu_entry_frame_show_submenu((ObMenuEntryFrame*)data);
 740     return FALSE;
 741 }
 742
 743 void menu_frame_select(ObMenuFrame *self, ObMenuEntryFrame *entry)
 744 {
 745     ObMenuEntryFrame *old = self->selected;
 746     ObMenuFrame *oldchild = self->child;
 747
 748     if (entry && entry->entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR)
 749         entry = old;
 750
 751     if (old == entry) return;
 752
 753     if (config_submenu_show_delay) {
 754         /* remove any submenu open requests */
 755         ob_main_loop_timeout_remove(ob_main_loop,
 756                                     menu_entry_frame_submenu_timeout);
 757     }
 758
 759     self->selected = entry;
 760
 761     if (old)
 762         menu_entry_frame_render(old);
 763     if (oldchild)
 764         menu_frame_hide(oldchild);
 765
 766     if (self->selected) {
 767         menu_entry_frame_render(self->selected);
 768
 769         if (self->selected->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
 770             if (config_submenu_show_delay) {
 771                 /* initiate a new submenu open request */
 772                 ob_main_loop_timeout_add(ob_main_loop,
 773                                          config_submenu_show_delay * 1000,
 774                                          menu_entry_frame_submenu_timeout,
 775                                          self->selected,
 776                                          NULL);
 777             } else {
 778                 menu_entry_frame_show_submenu(self->selected);
 779             }
 780         }
 781     }
 782 }
 783
 784 void menu_entry_frame_show_submenu(ObMenuEntryFrame *self)
 785 {
 786     ObMenuFrame *f;
 787
 788     if (!self->entry->data.submenu.submenu) return;
 789
 790     f = menu_frame_new(self->entry->data.submenu.submenu,
 791                        self->frame->client);
 792     menu_frame_move(f,
 793                     self->frame->area.x
 794                   + self->frame->area.width
 795                   - ob_rr_theme->menu_overlap
 796                   - ob_rr_theme->bwidth,
 797                     self->frame->area.y
 798                   + self->frame->title_h
 799                   + self->area.y
 800                   + (config_menu_middle ? 1 : ob_rr_theme->menu_overlap));
 801     menu_frame_show(f, self->frame);
 802 }
 803
 804 void menu_entry_frame_execute(ObMenuEntryFrame *self, guint state)
 805 {
 806     if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 807         self->entry->data.normal.enabled)
 808     {
 809         /* grab all this shizzle, cuz when the menu gets hidden, 'self'
 810            gets freed */
 811         ObMenuEntry *entry = self->entry;
 812         ObMenuExecuteFunc func = self->frame->menu->execute_func;
 813         gpointer data = self->frame->menu->data;
 814         GSList *acts = self->entry->data.normal.actions;
 815         ObClient *client = self->frame->client;
 816
 817         /* release grabs before executing the shit */
 818         if (!(state & ControlMask))
 819             menu_frame_hide_all();
 820
 821         if (func)
 822             func(entry, state, data);
 823         else
 824             action_run(acts, client, state);
 825     }
 826 }
 827
 828 void menu_frame_select_previous(ObMenuFrame *self)
 829 {
 830     GList *it = NULL, *start;
 831
 832     if (self->entries) {
 833         start = it = g_list_find(self->entries, self->selected);
 834         while (TRUE) {
 835             ObMenuEntryFrame *e;
 836
 837             it = it ? g_list_previous(it) : g_list_last(self->entries);
 838             if (it == start)
 839                 break;
 840
 841             if (it) {
 842                 e = it->data;
 843                 if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
 844                     break;
 845                 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 846                     e->entry->data.normal.enabled)
 847                     break;
 848             }
 849         }
 850     }
 851     menu_frame_select(self, it ? it->data : NULL);
 852 }
 853
 854 void menu_frame_select_next(ObMenuFrame *self)
 855 {
 856     GList *it = NULL, *start;
 857
 858     if (self->entries) {
 859         start = it = g_list_find(self->entries, self->selected);
 860         while (TRUE) {
 861             ObMenuEntryFrame *e;
 862
 863             it = it ? g_list_next(it) : self->entries;
 864             if (it == start)
 865                 break;
 866
 867             if (it) {
 868                 e = it->data;
 869                 if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
 870                     break;
 871                 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 872                     e->entry->data.normal.enabled)
 873                     break;
 874             }
 875         }
 876     }
 877     menu_frame_select(self, it ? it->data : NULL);
 878 }