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        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     self->window = createWindow(RootWindow(ob_display, ob_screen),
  71                                 CWEventMask, &attr);
  72     attr.event_mask = TITLE_EVENTMASK;
  73     self->title = createWindow(self->window, CWEventMask, &attr);
  74     self->items = createWindow(self->window, 0, NULL);
  75
  76     XMapWindow(ob_display, self->items);
  77
  78     self->a_title = RrAppearanceCopy(ob_rr_theme->a_menu_title);
  79     self->a_items = RrAppearanceCopy(ob_rr_theme->a_menu);
  80
  81     stacking_add(MENU_AS_WINDOW(self));
  82
  83     return self;
  84 }
  85
  86 void menu_frame_free(ObMenuFrame *self)
  87 {
  88     if (self) {
  89         while (self->entries) {
  90             menu_entry_frame_free(self->entries->data);
  91             self->entries = g_list_delete_link(self->entries, self->entries);
  92         }
  93
  94         stacking_remove(MENU_AS_WINDOW(self));
  95
  96         XDestroyWindow(ob_display, self->items);
  97         XDestroyWindow(ob_display, self->title);
  98         XDestroyWindow(ob_display, self->window);
  99
 100         RrAppearanceFree(self->a_items);
 101         RrAppearanceFree(self->a_title);
 102
 103         g_free(self);
 104     }
 105 }
 106
 107 static ObMenuEntryFrame* menu_entry_frame_new(ObMenuEntry *entry,
 108                                               ObMenuFrame *frame)
 109 {
 110     ObMenuEntryFrame *self;
 111     XSetWindowAttributes attr;
 112
 113     self = g_new0(ObMenuEntryFrame, 1);
 114     self->entry = entry;
 115     self->frame = frame;
 116
 117     attr.event_mask = ENTRY_EVENTMASK;
 118     self->window = createWindow(self->frame->items, CWEventMask, &attr);
 119     self->text = createWindow(self->window, 0, NULL);
 120     if (entry->type != OB_MENU_ENTRY_TYPE_SEPARATOR) {
 121         self->icon = createWindow(self->window, 0, NULL);
 122         self->bullet = createWindow(self->window, 0, NULL);
 123     }
 124
 125     XMapWindow(ob_display, self->window);
 126     XMapWindow(ob_display, self->text);
 127
 128     self->a_normal = RrAppearanceCopy(ob_rr_theme->a_menu_normal);
 129     self->a_disabled = RrAppearanceCopy(ob_rr_theme->a_menu_disabled);
 130     self->a_selected = RrAppearanceCopy(ob_rr_theme->a_menu_selected);
 131
 132     if (entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR) {
 133         self->a_separator = RrAppearanceCopy(ob_rr_theme->a_clear_tex);
 134         self->a_separator->texture[0].type = RR_TEXTURE_LINE_ART;
 135     } else {
 136         self->a_icon = RrAppearanceCopy(ob_rr_theme->a_clear_tex);
 137         self->a_icon->texture[0].type = RR_TEXTURE_RGBA;
 138         self->a_mask = RrAppearanceCopy(ob_rr_theme->a_clear_tex);
 139         self->a_mask->texture[0].type = RR_TEXTURE_MASK;
 140         self->a_bullet_normal =
 141             RrAppearanceCopy(ob_rr_theme->a_menu_bullet_normal);
 142         self->a_bullet_selected =
 143             RrAppearanceCopy(ob_rr_theme->a_menu_bullet_selected);
 144     }
 145
 146     self->a_text_normal =
 147         RrAppearanceCopy(ob_rr_theme->a_menu_text_normal);
 148     self->a_text_disabled =
 149         RrAppearanceCopy(ob_rr_theme->a_menu_text_disabled);
 150     self->a_text_selected =
 151         RrAppearanceCopy(ob_rr_theme->a_menu_text_selected);
 152
 153     return self;
 154 }
 155
 156 static void menu_entry_frame_free(ObMenuEntryFrame *self)
 157 {
 158     if (self) {
 159         XDestroyWindow(ob_display, self->text);
 160         XDestroyWindow(ob_display, self->window);
 161         if (self->entry->type != OB_MENU_ENTRY_TYPE_SEPARATOR) {
 162             XDestroyWindow(ob_display, self->icon);
 163             XDestroyWindow(ob_display, self->bullet);
 164         }
 165
 166         RrAppearanceFree(self->a_normal);
 167         RrAppearanceFree(self->a_disabled);
 168         RrAppearanceFree(self->a_selected);
 169
 170         RrAppearanceFree(self->a_separator);
 171         RrAppearanceFree(self->a_icon);
 172         RrAppearanceFree(self->a_mask);
 173         RrAppearanceFree(self->a_text_normal);
 174         RrAppearanceFree(self->a_text_disabled);
 175         RrAppearanceFree(self->a_text_selected);
 176         RrAppearanceFree(self->a_bullet_normal);
 177         RrAppearanceFree(self->a_bullet_selected);
 178
 179         g_free(self);
 180     }
 181 }
 182
 183 void menu_frame_move(ObMenuFrame *self, gint x, gint y)
 184 {
 185     RECT_SET_POINT(self->area, x, y);
 186     XMoveWindow(ob_display, self->window, self->area.x, self->area.y);
 187 }
 188
 189 void menu_frame_move_on_screen(ObMenuFrame *self)
 190 {
 191     Rect *a = NULL;
 192     gint dx = 0, dy = 0;
 193     gint pos, half;
 194
 195     a = screen_physical_area_monitor(self->monitor);
 196
 197     half = g_list_length(self->entries) / 2;
 198     pos = g_list_index(self->entries, self->selected);
 199
 200     /* if in the bottom half then check this shit first, will keep the bottom
 201        edge of the menu visible */
 202     if (pos > half) {
 203         dx = MAX(dx, a->x - self->area.x);
 204         dy = MAX(dy, a->y - self->area.y);
 205     }
 206     dx = MIN(dx, (a->x + a->width) - (self->area.x + self->area.width));
 207     dy = MIN(dy, (a->y + a->height) - (self->area.y + self->area.height));
 208     /* if in the top half then check this shit last, will keep the top
 209        edge of the menu visible */
 210     if (pos <= half) {
 211         dx = MAX(dx, a->x - self->area.x);
 212         dy = MAX(dy, a->y - self->area.y);
 213     }
 214
 215     if (dx || dy) {
 216         ObMenuFrame *f;
 217
 218         /* move the current menu frame to fit, but dont touch parents yet */
 219         menu_frame_move(self, self->area.x + dx, self->area.y + dy);
 220         if (!config_menu_xorstyle)
 221             dy = 0; /* if we want to be like xor, move parents in y- *
 222                      * and x-direction, otherwise just in x-dir      */
 223         for (f = self->parent; f; f = f->parent)
 224             menu_frame_move(f, f->area.x + dx, f->area.y + dy);
 225         for (f = self->child; f; f = f->child)
 226             menu_frame_move(f, f->area.x + dx, f->area.y + dy);
 227         if (config_menu_warppointer)
 228             XWarpPointer(ob_display, None, None, 0, 0, 0, 0, dx, dy);
 229     }
 230 }
 231
 232 static void menu_entry_frame_render(ObMenuEntryFrame *self)
 233 {
 234     RrAppearance *item_a, *text_a;
 235     gint th; /* temp */
 236     ObMenu *sub;
 237     ObMenuFrame *frame = self->frame;
 238
 239     item_a = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 240                !self->entry->data.normal.enabled) ?
 241               self->a_disabled :
 242               (self == self->frame->selected ?
 243                self->a_selected :
 244                self->a_normal));
 245     switch (self->entry->type) {
 246     case OB_MENU_ENTRY_TYPE_NORMAL:
 247     case OB_MENU_ENTRY_TYPE_SUBMENU:
 248         th = self->frame->item_h;
 249         break;
 250     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 251         th = SEPARATOR_HEIGHT + 2*PADDING;
 252         break;
 253     default:
 254         g_assert_not_reached();
 255     }
 256     RECT_SET_SIZE(self->area, self->frame->inner_w, th);
 257     XResizeWindow(ob_display, self->window,
 258                   self->area.width, self->area.height);
 259     item_a->surface.parent = self->frame->a_items;
 260     item_a->surface.parentx = self->area.x;
 261     item_a->surface.parenty = self->area.y;
 262     RrPaint(item_a, self->window, self->area.width, self->area.height);
 263
 264     text_a = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 265                !self->entry->data.normal.enabled) ?
 266               self->a_text_disabled :
 267               (self == self->frame->selected ?
 268                self->a_text_selected :
 269                self->a_text_normal));
 270     switch (self->entry->type) {
 271     case OB_MENU_ENTRY_TYPE_NORMAL:
 272         text_a->texture[0].data.text.string = self->entry->data.normal.label;
 273         break;
 274     case OB_MENU_ENTRY_TYPE_SUBMENU:
 275         sub = self->entry->data.submenu.submenu;
 276         text_a->texture[0].data.text.string = sub ? sub->title : "";
 277         break;
 278     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 279         break;
 280     }
 281
 282     switch (self->entry->type) {
 283     case OB_MENU_ENTRY_TYPE_NORMAL:
 284         XMoveResizeWindow(ob_display, self->text,
 285                           self->frame->text_x, PADDING,
 286                           self->frame->text_w,
 287                           self->frame->item_h - 2*PADDING);
 288         text_a->surface.parent = item_a;
 289         text_a->surface.parentx = self->frame->text_x;
 290         text_a->surface.parenty = PADDING;
 291         RrPaint(text_a, self->text, self->frame->text_w,
 292                 self->frame->item_h - 2*PADDING);
 293         break;
 294     case OB_MENU_ENTRY_TYPE_SUBMENU:
 295         XMoveResizeWindow(ob_display, self->text,
 296                           self->frame->text_x, PADDING,
 297                           self->frame->text_w - self->frame->item_h,
 298                           self->frame->item_h - 2*PADDING);
 299         text_a->surface.parent = item_a;
 300         text_a->surface.parentx = self->frame->text_x;
 301         text_a->surface.parenty = PADDING;
 302         RrPaint(text_a, self->text, self->frame->text_w - self->frame->item_h,
 303                 self->frame->item_h - 2*PADDING);
 304         break;
 305     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 306         XMoveResizeWindow(ob_display, self->text, PADDING, PADDING,
 307                           self->area.width - 2*PADDING, SEPARATOR_HEIGHT);
 308         self->a_separator->surface.parent = item_a;
 309         self->a_separator->surface.parentx = PADDING;
 310         self->a_separator->surface.parenty = PADDING;
 311         self->a_separator->texture[0].data.lineart.color =
 312             text_a->texture[0].data.text.color;
 313         self->a_separator->texture[0].data.lineart.x1 = 2*PADDING;
 314         self->a_separator->texture[0].data.lineart.y1 = SEPARATOR_HEIGHT / 2;
 315         self->a_separator->texture[0].data.lineart.x2 =
 316             self->area.width - 4*PADDING;
 317         self->a_separator->texture[0].data.lineart.y2 = SEPARATOR_HEIGHT / 2;
 318         RrPaint(self->a_separator, self->text,
 319                 self->area.width - 2*PADDING, SEPARATOR_HEIGHT);
 320         break;
 321     }
 322
 323     if (self->entry->type != OB_MENU_ENTRY_TYPE_SEPARATOR &&
 324         self->entry->data.normal.icon_data)
 325     {
 326         XMoveResizeWindow(ob_display, self->icon,
 327                           PADDING, frame->item_margin.top,
 328                           self->frame->item_h - frame->item_margin.top
 329                           - frame->item_margin.bottom,
 330                           self->frame->item_h - frame->item_margin.top
 331                           - frame->item_margin.bottom);
 332         self->a_icon->texture[0].data.rgba.width =
 333             self->entry->data.normal.icon_width;
 334         self->a_icon->texture[0].data.rgba.height =
 335             self->entry->data.normal.icon_height;
 336         self->a_icon->texture[0].data.rgba.data =
 337             self->entry->data.normal.icon_data;
 338         self->a_icon->surface.parent = item_a;
 339         self->a_icon->surface.parentx = PADDING;
 340         self->a_icon->surface.parenty = frame->item_margin.top;
 341         RrPaint(self->a_icon, self->icon,
 342                 self->frame->item_h - frame->item_margin.top
 343                 - frame->item_margin.bottom,
 344                 self->frame->item_h - frame->item_margin.top
 345                 - frame->item_margin.bottom);
 346         XMapWindow(ob_display, self->icon);
 347     } else if (self->entry->type != OB_MENU_ENTRY_TYPE_SEPARATOR &&
 348                self->entry->data.normal.mask)
 349     {
 350         RrColor *c;
 351
 352         XMoveResizeWindow(ob_display, self->icon,
 353                           PADDING, frame->item_margin.top,
 354                           self->frame->item_h - frame->item_margin.top
 355                           - frame->item_margin.bottom,
 356                           self->frame->item_h - frame->item_margin.top
 357                           - frame->item_margin.bottom);
 358         self->a_mask->texture[0].data.mask.mask =
 359             self->entry->data.normal.mask;
 360
 361         c = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 362               !self->entry->data.normal.enabled) ?
 363              self->entry->data.normal.mask_disabled_color :
 364              (self == self->frame->selected ?
 365               self->entry->data.normal.mask_selected_color :
 366               self->entry->data.normal.mask_normal_color));
 367         self->a_mask->texture[0].data.mask.color = c;
 368
 369         self->a_mask->surface.parent = item_a;
 370         self->a_mask->surface.parentx = PADDING;
 371         self->a_mask->surface.parenty = frame->item_margin.top;
 372         RrPaint(self->a_mask, self->icon,
 373                 self->frame->item_h - frame->item_margin.top
 374                 - frame->item_margin.bottom,
 375                 self->frame->item_h - frame->item_margin.top
 376                 - frame->item_margin.bottom);
 377         XMapWindow(ob_display, self->icon);
 378     } else
 379         XUnmapWindow(ob_display, self->icon);
 380
 381     if (self->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
 382         RrAppearance *bullet_a;
 383         XMoveResizeWindow(ob_display, self->bullet,
 384                           self->frame->text_x + self->frame->text_w
 385                           - self->frame->item_h + PADDING, PADDING,
 386                           self->frame->item_h - 2*PADDING,
 387                           self->frame->item_h - 2*PADDING);
 388         bullet_a = (self == self->frame->selected ?
 389                     self->a_bullet_selected :
 390                     self->a_bullet_normal);
 391         bullet_a->surface.parent = item_a;
 392         bullet_a->surface.parentx =
 393             self->frame->text_x + self->frame->text_w - self->frame->item_h
 394             + PADDING;
 395         bullet_a->surface.parenty = PADDING;
 396         RrPaint(bullet_a, self->bullet,
 397                 self->frame->item_h - 2*PADDING,
 398                 self->frame->item_h - 2*PADDING);
 399         XMapWindow(ob_display, self->bullet);
 400     } else
 401         XUnmapWindow(ob_display, self->bullet);
 402
 403     XFlush(ob_display);
 404 }
 405
 406 static void menu_frame_render(ObMenuFrame *self)
 407 {
 408     gint w = 0, h = 0;
 409     gint allitems_h = 0;
 410     gint tw, th; /* temps */
 411     GList *it;
 412     gboolean has_icon = FALSE;
 413     ObMenu *sub;
 414
 415     XSetWindowBorderWidth(ob_display, self->window, ob_rr_theme->bwidth);
 416     XSetWindowBorder(ob_display, self->window,
 417                      RrColorPixel(ob_rr_theme->b_color));
 418
 419     if (!self->parent && self->show_title) {
 420         XMoveWindow(ob_display, self->title,
 421                     -ob_rr_theme->bwidth, h - ob_rr_theme->bwidth);
 422
 423         self->a_title->texture[0].data.text.string = self->menu->title;
 424         RrMinsize(self->a_title, &tw, &th);
 425         tw = MIN(tw, MAX_MENU_WIDTH) + ob_rr_theme->padding * 2;
 426         w = MAX(w, tw);
 427
 428         th = ob_rr_theme->menu_title_height;
 429         h += (self->title_h = th + ob_rr_theme->bwidth);
 430
 431         XSetWindowBorderWidth(ob_display, self->title, ob_rr_theme->bwidth);
 432         XSetWindowBorder(ob_display, self->title,
 433                          RrColorPixel(ob_rr_theme->b_color));
 434     }
 435
 436     XMoveWindow(ob_display, self->items, 0, h);
 437
 438     STRUT_SET(self->item_margin, 0, 0, 0, 0);
 439
 440     if (self->entries) {
 441         ObMenuEntryFrame *e = self->entries->data;
 442         gint l, t, r, b;
 443
 444         e->a_text_normal->texture[0].data.text.string = "";
 445         RrMinsize(e->a_text_normal, &tw, &th);
 446         tw += 2*PADDING;
 447         th += 2*PADDING;
 448         self->item_h = th;
 449
 450         RrMargins(e->a_normal, &l, &t, &r, &b);
 451         STRUT_SET(self->item_margin,
 452                   MAX(self->item_margin.left, l),
 453                   MAX(self->item_margin.top, t),
 454                   MAX(self->item_margin.right, r),
 455                   MAX(self->item_margin.bottom, b));
 456         RrMargins(e->a_selected, &l, &t, &r, &b);
 457         STRUT_SET(self->item_margin,
 458                   MAX(self->item_margin.left, l),
 459                   MAX(self->item_margin.top, t),
 460                   MAX(self->item_margin.right, r),
 461                   MAX(self->item_margin.bottom, b));
 462         RrMargins(e->a_disabled, &l, &t, &r, &b);
 463         STRUT_SET(self->item_margin,
 464                   MAX(self->item_margin.left, l),
 465                   MAX(self->item_margin.top, t),
 466                   MAX(self->item_margin.right, r),
 467                   MAX(self->item_margin.bottom, b));
 468     } else
 469         self->item_h = 0;
 470
 471     for (it = self->entries; it; it = g_list_next(it)) {
 472         RrAppearance *text_a;
 473         ObMenuEntryFrame *e = it->data;
 474
 475         RECT_SET_POINT(e->area, 0, allitems_h);
 476         XMoveWindow(ob_display, e->window, 0, e->area.y);
 477
 478         text_a = ((e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 479                    !e->entry->data.normal.enabled) ?
 480                   e->a_text_disabled :
 481                   (e == self->selected ?
 482                    e->a_text_selected :
 483                    e->a_text_normal));
 484         switch (e->entry->type) {
 485         case OB_MENU_ENTRY_TYPE_NORMAL:
 486             text_a->texture[0].data.text.string = e->entry->data.normal.label;
 487             RrMinsize(text_a, &tw, &th);
 488             tw = MIN(tw, MAX_MENU_WIDTH);
 489
 490             if (e->entry->data.normal.icon_data ||
 491                 e->entry->data.normal.mask)
 492                 has_icon = TRUE;
 493             break;
 494         case OB_MENU_ENTRY_TYPE_SUBMENU:
 495             sub = e->entry->data.submenu.submenu;
 496             text_a->texture[0].data.text.string = sub ? sub->title : "";
 497             RrMinsize(text_a, &tw, &th);
 498             tw = MIN(tw, MAX_MENU_WIDTH);
 499
 500             if (e->entry->data.normal.icon_data ||
 501                 e->entry->data.normal.mask)
 502                 has_icon = TRUE;
 503
 504             tw += self->item_h - PADDING;
 505             break;
 506         case OB_MENU_ENTRY_TYPE_SEPARATOR:
 507             tw = 0;
 508             th = SEPARATOR_HEIGHT;
 509             break;
 510         }
 511         tw += 2*PADDING;
 512         th += 2*PADDING;
 513         w = MAX(w, tw);
 514         h += th;
 515         allitems_h += th;
 516     }
 517
 518     self->text_x = PADDING;
 519     self->text_w = w;
 520
 521     if (self->entries) {
 522         if (has_icon) {
 523             w += self->item_h + PADDING;
 524             self->text_x += self->item_h + PADDING;
 525         }
 526     }
 527
 528     if (!w) w = 10;
 529     if (!allitems_h) {
 530         allitems_h = 3;
 531         h += 3;
 532     }
 533
 534     XResizeWindow(ob_display, self->window, w, h);
 535     XResizeWindow(ob_display, self->items, w, allitems_h);
 536
 537     self->inner_w = w;
 538
 539     if (!self->parent && self->show_title) {
 540         XResizeWindow(ob_display, self->title,
 541                       w, self->title_h - ob_rr_theme->bwidth);
 542         RrPaint(self->a_title, self->title,
 543                 w, self->title_h - ob_rr_theme->bwidth);
 544         XMapWindow(ob_display, self->title);
 545     } else
 546         XUnmapWindow(ob_display, self->title);
 547
 548     RrPaint(self->a_items, self->items, w, allitems_h);
 549
 550     for (it = self->entries; it; it = g_list_next(it))
 551         menu_entry_frame_render(it->data);
 552
 553     w += ob_rr_theme->bwidth * 2;
 554     h += ob_rr_theme->bwidth * 2;
 555
 556     RECT_SET_SIZE(self->area, w, h);
 557
 558     XFlush(ob_display);
 559 }
 560
 561 static void menu_frame_update(ObMenuFrame *self)
 562 {
 563     GList *mit, *fit;
 564
 565     menu_pipe_execute(self->menu);
 566     menu_find_submenus(self->menu);
 567
 568     self->selected = NULL;
 569
 570     for (mit = self->menu->entries, fit = self->entries; mit && fit;
 571          mit = g_list_next(mit), fit = g_list_next(fit))
 572     {
 573         ObMenuEntryFrame *f = fit->data;
 574         f->entry = mit->data;
 575     }
 576
 577     while (mit) {
 578         ObMenuEntryFrame *e = menu_entry_frame_new(mit->data, self);
 579         self->entries = g_list_append(self->entries, e);
 580         mit = g_list_next(mit);
 581     }
 582
 583     while (fit) {
 584         GList *n = g_list_next(fit);
 585         menu_entry_frame_free(fit->data);
 586         self->entries = g_list_delete_link(self->entries, fit);
 587         fit = n;
 588     }
 589
 590     menu_frame_render(self);
 591 }
 592
 593 gboolean menu_frame_show(ObMenuFrame *self, ObMenuFrame *parent)
 594 {
 595     GList *it;
 596
 597     if (g_list_find(menu_frame_visible, self))
 598         return TRUE;
 599
 600     if (menu_frame_visible == NULL) {
 601         /* no menus shown yet */
 602         if (!grab_pointer(TRUE, OB_CURSOR_NONE))
 603             return FALSE;
 604         if (!grab_keyboard(TRUE)) {
 605             grab_pointer(FALSE, OB_CURSOR_NONE);
 606             return FALSE;
 607         }
 608     }
 609
 610     if (parent) {
 611         self->monitor = parent->monitor;
 612         if (parent->child)
 613             menu_frame_hide(parent->child);
 614         parent->child = self;
 615     }
 616     self->parent = parent;
 617
 618     /* determine if the underlying menu is already visible */
 619     for (it = menu_frame_visible; it; it = g_list_next(it)) {
 620         ObMenuFrame *f = it->data;
 621         if (f->menu == self->menu)
 622             break;
 623     }
 624     if (!it) {
 625         if (self->menu->update_func)
 626             self->menu->update_func(self, self->menu->data);
 627     }
 628
 629     menu_frame_update(self);
 630
 631     menu_frame_visible = g_list_prepend(menu_frame_visible, self);
 632
 633     if (config_menu_middle) {
 634         if (self->parent)
 635             menu_frame_move(self, self->area.x, self->area.y
 636                                                 - self->area.height/2
 637                                                 + self->item_h/2);
 638         else if (self->show_title)
 639             menu_frame_move(self, self->area.x - self->area.width/2,
 640                             self->area.y - self->title_h*3/4);
 641     }
 642
 643     menu_frame_move_on_screen(self);
 644
 645     XMapWindow(ob_display, self->window);
 646
 647     return TRUE;
 648 }
 649
 650 void menu_frame_hide(ObMenuFrame *self)
 651 {
 652     GList *it = g_list_find(menu_frame_visible, self);
 653
 654     if (!it)
 655         return;
 656
 657     if (self->child)
 658         menu_frame_hide(self->child);
 659
 660     if (self->parent)
 661         self->parent->child = NULL;
 662     self->parent = NULL;
 663
 664     menu_frame_visible = g_list_delete_link(menu_frame_visible, it);
 665
 666     if (menu_frame_visible == NULL) {
 667         /* last menu shown */
 668         grab_pointer(FALSE, OB_CURSOR_NONE);
 669         grab_keyboard(FALSE);
 670     }
 671
 672     XUnmapWindow(ob_display, self->window);
 673
 674     menu_frame_free(self);
 675 }
 676
 677 void menu_frame_hide_all()
 678 {
 679     if (config_submenu_show_delay) {
 680         /* remove any submenu open requests */
 681         ob_main_loop_timeout_remove(ob_main_loop,
 682                                     menu_entry_frame_submenu_timeout);
 683     }
 684     GList *it = g_list_last(menu_frame_visible);
 685     if (it)
 686         menu_frame_hide(it->data);
 687 }
 688
 689 void menu_frame_hide_all_client(ObClient *client)
 690 {
 691     GList *it = g_list_last(menu_frame_visible);
 692     if (it) {
 693         ObMenuFrame *f = it->data;
 694         if (f->client == client)
 695             menu_frame_hide(f);
 696     }
 697 }
 698
 699
 700 ObMenuFrame* menu_frame_under(gint x, gint y)
 701 {
 702     ObMenuFrame *ret = NULL;
 703     GList *it;
 704
 705     for (it = menu_frame_visible; it; it = g_list_next(it)) {
 706         ObMenuFrame *f = it->data;
 707
 708         if (RECT_CONTAINS(f->area, x, y)) {
 709             ret = f;
 710             break;
 711         }
 712     }
 713     return ret;
 714 }
 715
 716 ObMenuEntryFrame* menu_entry_frame_under(gint x, gint y)
 717 {
 718     ObMenuFrame *frame;
 719     ObMenuEntryFrame *ret = NULL;
 720     GList *it;
 721
 722     if ((frame = menu_frame_under(x, y))) {
 723         x -= ob_rr_theme->bwidth + frame->area.x;
 724         y -= frame->title_h + ob_rr_theme->bwidth + frame->area.y;
 725
 726         for (it = frame->entries; it; it = g_list_next(it)) {
 727             ObMenuEntryFrame *e = it->data;
 728
 729             if (RECT_CONTAINS(e->area, x, y)) {
 730                 ret = e;
 731                 break;
 732             }
 733         }
 734     }
 735     return ret;
 736 }
 737
 738 static gboolean menu_entry_frame_submenu_timeout(gpointer data)
 739 {
 740     menu_entry_frame_show_submenu((ObMenuEntryFrame*)data);
 741     return FALSE;
 742 }
 743
 744 void menu_frame_select(ObMenuFrame *self, ObMenuEntryFrame *entry)
 745 {
 746     ObMenuEntryFrame *old = self->selected;
 747     ObMenuFrame *oldchild = self->child;
 748
 749     if (entry && entry->entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR)
 750         entry = old;
 751
 752     if (old == entry) return;
 753
 754     if (config_submenu_show_delay) {
 755         /* remove any submenu open requests */
 756         ob_main_loop_timeout_remove(ob_main_loop,
 757                                     menu_entry_frame_submenu_timeout);
 758     }
 759
 760     self->selected = entry;
 761
 762     if (old)
 763         menu_entry_frame_render(old);
 764     if (oldchild)
 765         menu_frame_hide(oldchild);
 766
 767     if (self->selected) {
 768         menu_entry_frame_render(self->selected);
 769
 770         if (self->selected->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
 771             if (config_submenu_show_delay) {
 772                 /* initiate a new submenu open request */
 773                 ob_main_loop_timeout_add(ob_main_loop,
 774                                          config_submenu_show_delay * 1000,
 775                                          menu_entry_frame_submenu_timeout,
 776                                          self->selected,
 777                                          NULL);
 778             } else {
 779                 menu_entry_frame_show_submenu(self->selected);
 780             }
 781         }
 782     }
 783 }
 784
 785 void menu_entry_frame_show_submenu(ObMenuEntryFrame *self)
 786 {
 787     ObMenuFrame *f;
 788
 789     if (!self->entry->data.submenu.submenu) return;
 790
 791     f = menu_frame_new(self->entry->data.submenu.submenu,
 792                        self->frame->client);
 793     menu_frame_move(f,
 794                     self->frame->area.x
 795                   + self->frame->area.width
 796                   - ob_rr_theme->menu_overlap
 797                   - ob_rr_theme->bwidth,
 798                     self->frame->area.y
 799                   + self->frame->title_h
 800                   + self->area.y
 801                   + (config_menu_middle ? 1 : ob_rr_theme->menu_overlap));
 802     menu_frame_show(f, self->frame);
 803 }
 804
 805 void menu_entry_frame_execute(ObMenuEntryFrame *self, guint state)
 806 {
 807     if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 808         self->entry->data.normal.enabled)
 809     {
 810         /* grab all this shizzle, cuz when the menu gets hidden, 'self'
 811            gets freed */
 812         ObMenuEntry *entry = self->entry;
 813         ObMenuExecuteFunc func = self->frame->menu->execute_func;
 814         gpointer data = self->frame->menu->data;
 815         GSList *acts = self->entry->data.normal.actions;
 816         ObClient *client = self->frame->client;
 817
 818         /* release grabs before executing the shit */
 819         if (!(state & ControlMask))
 820             menu_frame_hide_all();
 821
 822         if (func)
 823             func(entry, state, data);
 824         else
 825             action_run(acts, client, state);
 826     }
 827 }
 828
 829 void menu_frame_select_previous(ObMenuFrame *self)
 830 {
 831     GList *it = NULL, *start;
 832
 833     if (self->entries) {
 834         start = it = g_list_find(self->entries, self->selected);
 835         while (TRUE) {
 836             ObMenuEntryFrame *e;
 837
 838             it = it ? g_list_previous(it) : g_list_last(self->entries);
 839             if (it == start)
 840                 break;
 841
 842             if (it) {
 843                 e = it->data;
 844                 if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
 845                     break;
 846                 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 847                     e->entry->data.normal.enabled)
 848                     break;
 849             }
 850         }
 851     }
 852     menu_frame_select(self, it ? it->data : NULL);
 853 }
 854
 855 void menu_frame_select_next(ObMenuFrame *self)
 856 {
 857     GList *it = NULL, *start;
 858
 859     if (self->entries) {
 860         start = it = g_list_find(self->entries, self->selected);
 861         while (TRUE) {
 862             ObMenuEntryFrame *e;
 863
 864             it = it ? g_list_next(it) : self->entries;
 865             if (it == start)
 866                 break;
 867
 868             if (it) {
 869                 e = it->data;
 870                 if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
 871                     break;
 872                 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 873                     e->entry->data.normal.enabled)
 874                     break;
 875             }
 876         }
 877     }
 878     menu_frame_select(self, it ? it->data : NULL);
 879 }