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 "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 ENTRY_EVENTMASK (EnterWindowMask | LeaveWindowMask | \
  37                          ButtonPressMask | ButtonReleaseMask)
  38
  39 GList *menu_frame_visible;
  40
  41 static ObMenuEntryFrame* menu_entry_frame_new(ObMenuEntry *entry,
  42                                               ObMenuFrame *frame);
  43 static void menu_entry_frame_free(ObMenuEntryFrame *self);
  44 static void menu_frame_render(ObMenuFrame *self);
  45 static void menu_frame_update(ObMenuFrame *self);
  46 static gboolean menu_entry_frame_submenu_timeout(gpointer data);
  47
  48 static Window createWindow(Window parent, gulong mask,
  49                            XSetWindowAttributes *attrib)
  50 {
  51     return XCreateWindow(ob_display, parent, 0, 0, 1, 1, 0,
  52                          RrDepth(ob_rr_inst), InputOutput,
  53                          RrVisual(ob_rr_inst), mask, attrib);
  54 }
  55
  56 GHashTable *menu_frame_map;
  57
  58 void menu_frame_startup(gboolean reconfig)
  59 {
  60     if (reconfig) return;
  61
  62     menu_frame_map = g_hash_table_new(g_int_hash, g_int_equal);
  63 }
  64
  65 void menu_frame_shutdown(gboolean reconfig)
  66 {
  67     if (reconfig) return;
  68
  69     g_hash_table_destroy(menu_frame_map);
  70 }
  71
  72 ObMenuFrame* menu_frame_new(ObMenu *menu, ObClient *client)
  73 {
  74     ObMenuFrame *self;
  75     XSetWindowAttributes attr;
  76
  77     self = g_new0(ObMenuFrame, 1);
  78     self->type = Window_Menu;
  79     self->menu = menu;
  80     self->selected = NULL;
  81     self->client = client;
  82     self->direction_right = TRUE;
  83
  84     attr.event_mask = FRAME_EVENTMASK;
  85     self->window = createWindow(RootWindow(ob_display, ob_screen),
  86                                 CWEventMask, &attr);
  87
  88     self->a_title = RrAppearanceCopy(ob_rr_theme->a_menu_title);
  89     self->a_items = RrAppearanceCopy(ob_rr_theme->a_menu);
  90
  91     stacking_add(MENU_AS_WINDOW(self));
  92
  93     return self;
  94 }
  95
  96 void menu_frame_free(ObMenuFrame *self)
  97 {
  98     if (self) {
  99         while (self->entries) {
 100             menu_entry_frame_free(self->entries->data);
 101             self->entries = g_list_delete_link(self->entries, self->entries);
 102         }
 103
 104         stacking_remove(MENU_AS_WINDOW(self));
 105
 106         XDestroyWindow(ob_display, self->window);
 107
 108         RrAppearanceFree(self->a_items);
 109         RrAppearanceFree(self->a_title);
 110
 111         g_free(self);
 112     }
 113 }
 114
 115 static ObMenuEntryFrame* menu_entry_frame_new(ObMenuEntry *entry,
 116                                               ObMenuFrame *frame)
 117 {
 118     ObMenuEntryFrame *self;
 119     XSetWindowAttributes attr;
 120
 121     self = g_new0(ObMenuEntryFrame, 1);
 122     self->entry = entry;
 123     self->frame = frame;
 124
 125     attr.event_mask = ENTRY_EVENTMASK;
 126     self->window = createWindow(self->frame->window, CWEventMask, &attr);
 127     self->text = createWindow(self->window, 0, NULL);
 128     g_hash_table_insert(menu_frame_map, &self->window, self);
 129     g_hash_table_insert(menu_frame_map, &self->text, self);
 130     if (entry->type == OB_MENU_ENTRY_TYPE_NORMAL) {
 131         self->icon = createWindow(self->window, 0, NULL);
 132         g_hash_table_insert(menu_frame_map, &self->icon, self);
 133     }
 134     if (entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
 135         self->bullet = createWindow(self->window, 0, NULL);
 136         g_hash_table_insert(menu_frame_map, &self->bullet, self);
 137     }
 138
 139     XMapWindow(ob_display, self->window);
 140     XMapWindow(ob_display, self->text);
 141
 142     self->a_normal = RrAppearanceCopy(ob_rr_theme->a_menu_normal);
 143     self->a_disabled = RrAppearanceCopy(ob_rr_theme->a_menu_disabled);
 144     self->a_selected = RrAppearanceCopy(ob_rr_theme->a_menu_selected);
 145
 146     if (entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR) {
 147         self->a_separator = RrAppearanceCopy(ob_rr_theme->a_clear_tex);
 148         self->a_separator->texture[0].type = RR_TEXTURE_LINE_ART;
 149     } else {
 150         self->a_icon = RrAppearanceCopy(ob_rr_theme->a_clear_tex);
 151         self->a_icon->texture[0].type = RR_TEXTURE_RGBA;
 152         self->a_mask = RrAppearanceCopy(ob_rr_theme->a_clear_tex);
 153         self->a_mask->texture[0].type = RR_TEXTURE_MASK;
 154         self->a_bullet_normal =
 155             RrAppearanceCopy(ob_rr_theme->a_menu_bullet_normal);
 156         self->a_bullet_selected =
 157             RrAppearanceCopy(ob_rr_theme->a_menu_bullet_selected);
 158     }
 159
 160     self->a_text_normal =
 161         RrAppearanceCopy(ob_rr_theme->a_menu_text_normal);
 162     self->a_text_disabled =
 163         RrAppearanceCopy(ob_rr_theme->a_menu_text_disabled);
 164     self->a_text_selected =
 165         RrAppearanceCopy(ob_rr_theme->a_menu_text_selected);
 166
 167     return self;
 168 }
 169
 170 static void menu_entry_frame_free(ObMenuEntryFrame *self)
 171 {
 172     if (self) {
 173         XDestroyWindow(ob_display, self->text);
 174         XDestroyWindow(ob_display, self->window);
 175         g_hash_table_insert(menu_frame_map, &self->text, self);
 176         g_hash_table_insert(menu_frame_map, &self->window, self);
 177         if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL) {
 178             XDestroyWindow(ob_display, self->icon);
 179             g_hash_table_insert(menu_frame_map, &self->icon, self);
 180         }
 181         if (self->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
 182             XDestroyWindow(ob_display, self->bullet);
 183             g_hash_table_insert(menu_frame_map, &self->bullet, self);
 184         }
 185
 186         RrAppearanceFree(self->a_normal);
 187         RrAppearanceFree(self->a_disabled);
 188         RrAppearanceFree(self->a_selected);
 189
 190         RrAppearanceFree(self->a_separator);
 191         RrAppearanceFree(self->a_icon);
 192         RrAppearanceFree(self->a_mask);
 193         RrAppearanceFree(self->a_text_normal);
 194         RrAppearanceFree(self->a_text_disabled);
 195         RrAppearanceFree(self->a_text_selected);
 196         RrAppearanceFree(self->a_bullet_normal);
 197         RrAppearanceFree(self->a_bullet_selected);
 198
 199         g_free(self);
 200     }
 201 }
 202
 203 void menu_frame_move(ObMenuFrame *self, gint x, gint y)
 204 {
 205     RECT_SET_POINT(self->area, x, y);
 206     XMoveWindow(ob_display, self->window, self->area.x, self->area.y);
 207 }
 208
 209 void menu_frame_place_topmenu(ObMenuFrame *self, gint x, gint y)
 210 {
 211     if (self->client && x < 0 && y < 0) {
 212         x = self->client->frame->area.x + self->client->frame->size.left;
 213         y = self->client->frame->area.y + self->client->frame->size.top;
 214     } else {
 215         if (config_menu_middle)
 216             y -= self->area.height / 2;
 217     }
 218     menu_frame_move(self, x, y);
 219 }
 220
 221 void menu_frame_place_submenu(ObMenuFrame *self)
 222 {
 223     gint x, y;
 224     gint overlap;
 225     gint bwidth;
 226
 227     overlap = ob_rr_theme->menu_overlap;
 228     bwidth = ob_rr_theme->mbwidth;
 229
 230     if (self->direction_right)
 231         x = self->parent->area.x + self->parent->area.width - overlap - bwidth;
 232     else
 233         x = self->parent->area.x - self->area.width + overlap + bwidth;
 234
 235     y = self->parent->area.y + self->parent_entry->area.y;
 236     if (config_menu_middle)
 237         y -= (self->area.height - (bwidth * 2) - self->item_h) / 2;
 238     else
 239         y += overlap;
 240
 241     menu_frame_move(self, x, y);
 242 }
 243
 244 void menu_frame_move_on_screen(ObMenuFrame *self, gint *dx, gint *dy)
 245 {
 246     Rect *a = NULL;
 247     gint pos, half;
 248
 249     *dx = *dy = 0;
 250
 251     a = screen_physical_area_monitor(self->monitor);
 252
 253     half = g_list_length(self->entries) / 2;
 254     pos = g_list_index(self->entries, self->selected);
 255
 256     /* if in the bottom half then check this stuff first, will keep the bottom
 257        edge of the menu visible */
 258     if (pos > half) {
 259         *dx = MAX(*dx, a->x - self->area.x);
 260         *dy = MAX(*dy, a->y - self->area.y);
 261     }
 262     *dx = MIN(*dx, (a->x + a->width) - (self->area.x + self->area.width));
 263     *dy = MIN(*dy, (a->y + a->height) - (self->area.y + self->area.height));
 264     /* if in the top half then check this stuff last, will keep the top
 265        edge of the menu visible */
 266     if (pos <= half) {
 267         *dx = MAX(*dx, a->x - self->area.x);
 268         *dy = MAX(*dy, a->y - self->area.y);
 269     }
 270 }
 271
 272 static void menu_entry_frame_render(ObMenuEntryFrame *self)
 273 {
 274     RrAppearance *item_a, *text_a;
 275     gint th; /* temp */
 276     ObMenu *sub;
 277     ObMenuFrame *frame = self->frame;
 278
 279     switch (self->entry->type) {
 280     case OB_MENU_ENTRY_TYPE_NORMAL:
 281     case OB_MENU_ENTRY_TYPE_SUBMENU:
 282         item_a = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 283                    !self->entry->data.normal.enabled) ?
 284                   self->a_disabled :
 285                   (self == self->frame->selected ?
 286                    self->a_selected :
 287                    self->a_normal));
 288         th = self->frame->item_h;
 289         break;
 290     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 291         if (self->entry->data.separator.label) {
 292             item_a = self->frame->a_title;
 293             item_a->texture[0].data.text.string =
 294                 self->entry->data.separator.label;
 295             th = self->frame->title_h;
 296         } else {
 297             item_a = self->a_normal;
 298             th = SEPARATOR_HEIGHT + 2*PADDING;
 299         }
 300         break;
 301     default:
 302         g_assert_not_reached();
 303     }
 304     RECT_SET_SIZE(self->area, self->frame->inner_w, th);
 305     XResizeWindow(ob_display, self->window,
 306                   self->area.width, self->area.height);
 307     item_a->surface.parent = self->frame->a_items;
 308     item_a->surface.parentx = self->area.x;
 309     item_a->surface.parenty = self->area.y;
 310     RrPaint(item_a, self->window, self->area.width, self->area.height);
 311
 312     switch (self->entry->type) {
 313     case OB_MENU_ENTRY_TYPE_NORMAL:
 314         text_a = (!self->entry->data.normal.enabled ?
 315                   self->a_text_disabled :
 316                   (self == self->frame->selected ?
 317                    self->a_text_selected :
 318                    self->a_text_normal));
 319         text_a->texture[0].data.text.string = self->entry->data.normal.label;
 320         break;
 321     case OB_MENU_ENTRY_TYPE_SUBMENU:
 322         text_a = (self == self->frame->selected ?
 323                   self->a_text_selected :
 324                   self->a_text_normal);
 325         sub = self->entry->data.submenu.submenu;
 326         text_a->texture[0].data.text.string = sub ? sub->title : "";
 327         break;
 328     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 329         break;
 330     }
 331
 332     switch (self->entry->type) {
 333     case OB_MENU_ENTRY_TYPE_NORMAL:
 334         XMoveResizeWindow(ob_display, self->text,
 335                           self->frame->text_x, PADDING,
 336                           self->frame->text_w,
 337                           self->frame->item_h - 2*PADDING);
 338         text_a->surface.parent = item_a;
 339         text_a->surface.parentx = self->frame->text_x;
 340         text_a->surface.parenty = PADDING;
 341         RrPaint(text_a, self->text, self->frame->text_w,
 342                 self->frame->item_h - 2*PADDING);
 343         break;
 344     case OB_MENU_ENTRY_TYPE_SUBMENU:
 345         XMoveResizeWindow(ob_display, self->text,
 346                           self->frame->text_x, PADDING,
 347                           self->frame->text_w - self->frame->item_h,
 348                           self->frame->item_h - 2*PADDING);
 349         text_a->surface.parent = item_a;
 350         text_a->surface.parentx = self->frame->text_x;
 351         text_a->surface.parenty = PADDING;
 352         RrPaint(text_a, self->text, self->frame->text_w - self->frame->item_h,
 353                 self->frame->item_h - 2*PADDING);
 354         break;
 355     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 356         if (self->entry->data.separator.label == NULL) {
 357             XMoveResizeWindow(ob_display, self->text, PADDING, PADDING,
 358                               self->area.width - 2*PADDING, SEPARATOR_HEIGHT);
 359             self->a_separator->surface.parent = item_a;
 360             self->a_separator->surface.parentx = PADDING;
 361             self->a_separator->surface.parenty = PADDING;
 362             self->a_separator->texture[0].data.lineart.color =
 363                 text_a->texture[0].data.text.color;
 364             self->a_separator->texture[0].data.lineart.x1 = 2*PADDING;
 365             self->a_separator->texture[0].data.lineart.y1 = SEPARATOR_HEIGHT/2;
 366             self->a_separator->texture[0].data.lineart.x2 =
 367                 self->area.width - 4*PADDING;
 368             self->a_separator->texture[0].data.lineart.y2 = SEPARATOR_HEIGHT/2;
 369             RrPaint(self->a_separator, self->text,
 370                     self->area.width - 2*PADDING, SEPARATOR_HEIGHT);
 371         }
 372         break;
 373     }
 374
 375     if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 376         self->entry->data.normal.icon_data)
 377     {
 378         XMoveResizeWindow(ob_display, self->icon,
 379                           PADDING, frame->item_margin.top,
 380                           self->frame->item_h - frame->item_margin.top
 381                           - frame->item_margin.bottom,
 382                           self->frame->item_h - frame->item_margin.top
 383                           - frame->item_margin.bottom);
 384         self->a_icon->texture[0].data.rgba.width =
 385             self->entry->data.normal.icon_width;
 386         self->a_icon->texture[0].data.rgba.height =
 387             self->entry->data.normal.icon_height;
 388         self->a_icon->texture[0].data.rgba.data =
 389             self->entry->data.normal.icon_data;
 390         self->a_icon->surface.parent = item_a;
 391         self->a_icon->surface.parentx = PADDING;
 392         self->a_icon->surface.parenty = frame->item_margin.top;
 393         RrPaint(self->a_icon, self->icon,
 394                 self->frame->item_h - frame->item_margin.top
 395                 - frame->item_margin.bottom,
 396                 self->frame->item_h - frame->item_margin.top
 397                 - frame->item_margin.bottom);
 398         XMapWindow(ob_display, self->icon);
 399     } else if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 400                self->entry->data.normal.mask)
 401     {
 402         RrColor *c;
 403
 404         XMoveResizeWindow(ob_display, self->icon,
 405                           PADDING, frame->item_margin.top,
 406                           self->frame->item_h - frame->item_margin.top
 407                           - frame->item_margin.bottom,
 408                           self->frame->item_h - frame->item_margin.top
 409                           - frame->item_margin.bottom);
 410         self->a_mask->texture[0].data.mask.mask =
 411             self->entry->data.normal.mask;
 412
 413         c = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 414               !self->entry->data.normal.enabled) ?
 415              self->entry->data.normal.mask_disabled_color :
 416              (self == self->frame->selected ?
 417               self->entry->data.normal.mask_selected_color :
 418               self->entry->data.normal.mask_normal_color));
 419         self->a_mask->texture[0].data.mask.color = c;
 420
 421         self->a_mask->surface.parent = item_a;
 422         self->a_mask->surface.parentx = PADDING;
 423         self->a_mask->surface.parenty = frame->item_margin.top;
 424         RrPaint(self->a_mask, self->icon,
 425                 self->frame->item_h - frame->item_margin.top
 426                 - frame->item_margin.bottom,
 427                 self->frame->item_h - frame->item_margin.top
 428                 - frame->item_margin.bottom);
 429         XMapWindow(ob_display, self->icon);
 430     } else
 431         XUnmapWindow(ob_display, self->icon);
 432
 433     if (self->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
 434         RrAppearance *bullet_a;
 435         XMoveResizeWindow(ob_display, self->bullet,
 436                           self->frame->text_x + self->frame->text_w
 437                           - self->frame->item_h + PADDING, PADDING,
 438                           self->frame->item_h - 2*PADDING,
 439                           self->frame->item_h - 2*PADDING);
 440         bullet_a = (self == self->frame->selected ?
 441                     self->a_bullet_selected :
 442                     self->a_bullet_normal);
 443         bullet_a->surface.parent = item_a;
 444         bullet_a->surface.parentx =
 445             self->frame->text_x + self->frame->text_w - self->frame->item_h
 446             + PADDING;
 447         bullet_a->surface.parenty = PADDING;
 448         RrPaint(bullet_a, self->bullet,
 449                 self->frame->item_h - 2*PADDING,
 450                 self->frame->item_h - 2*PADDING);
 451         XMapWindow(ob_display, self->bullet);
 452     } else
 453         XUnmapWindow(ob_display, self->bullet);
 454
 455     XFlush(ob_display);
 456 }
 457
 458 static void menu_frame_render(ObMenuFrame *self)
 459 {
 460     gint w = 0, h = 0;
 461     gint tw, th; /* temps */
 462     GList *it;
 463     gboolean has_icon = FALSE;
 464     ObMenu *sub;
 465
 466     XSetWindowBorderWidth(ob_display, self->window, ob_rr_theme->mbwidth);
 467     XSetWindowBorder(ob_display, self->window,
 468                      RrColorPixel(ob_rr_theme->menu_b_color));
 469
 470     /* find text dimensions */
 471
 472     STRUT_SET(self->item_margin, 0, 0, 0, 0);
 473
 474     if (self->entries) {
 475         ObMenuEntryFrame *e = self->entries->data;
 476         gint l, t, r, b;
 477
 478         e->a_text_normal->texture[0].data.text.string = "";
 479         RrMinsize(e->a_text_normal, &tw, &th);
 480         tw += 2*PADDING;
 481         th += 2*PADDING;
 482         self->item_h = th;
 483
 484         self->a_title->texture[0].data.text.string = "";
 485         RrMinsize(self->a_title, &tw, &th);
 486         tw += 2*PADDING;
 487         th += 2*PADDING;
 488         self->title_h = th;
 489
 490         RrMargins(e->a_normal, &l, &t, &r, &b);
 491         STRUT_SET(self->item_margin,
 492                   MAX(self->item_margin.left, l),
 493                   MAX(self->item_margin.top, t),
 494                   MAX(self->item_margin.right, r),
 495                   MAX(self->item_margin.bottom, b));
 496         RrMargins(e->a_selected, &l, &t, &r, &b);
 497         STRUT_SET(self->item_margin,
 498                   MAX(self->item_margin.left, l),
 499                   MAX(self->item_margin.top, t),
 500                   MAX(self->item_margin.right, r),
 501                   MAX(self->item_margin.bottom, b));
 502         RrMargins(e->a_disabled, &l, &t, &r, &b);
 503         STRUT_SET(self->item_margin,
 504                   MAX(self->item_margin.left, l),
 505                   MAX(self->item_margin.top, t),
 506                   MAX(self->item_margin.right, r),
 507                   MAX(self->item_margin.bottom, b));
 508     } else
 509         self->item_h = 0;
 510
 511     /* render the entries */
 512
 513     for (it = self->entries; it; it = g_list_next(it)) {
 514         RrAppearance *text_a;
 515         ObMenuEntryFrame *e = it->data;
 516
 517         RECT_SET_POINT(e->area, 0, h);
 518         XMoveWindow(ob_display, e->window, 0, e->area.y);
 519
 520         text_a = ((e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 521                    !e->entry->data.normal.enabled) ?
 522                   e->a_text_disabled :
 523                   (e == self->selected ?
 524                    e->a_text_selected :
 525                    e->a_text_normal));
 526         switch (e->entry->type) {
 527         case OB_MENU_ENTRY_TYPE_NORMAL:
 528             text_a->texture[0].data.text.string = e->entry->data.normal.label;
 529             RrMinsize(text_a, &tw, &th);
 530             tw = MIN(tw, MAX_MENU_WIDTH);
 531
 532             if (e->entry->data.normal.icon_data ||
 533                 e->entry->data.normal.mask)
 534                 has_icon = TRUE;
 535             break;
 536         case OB_MENU_ENTRY_TYPE_SUBMENU:
 537             sub = e->entry->data.submenu.submenu;
 538             text_a->texture[0].data.text.string = sub ? sub->title : "";
 539             RrMinsize(text_a, &tw, &th);
 540             tw = MIN(tw, MAX_MENU_WIDTH);
 541
 542             if (e->entry->data.normal.icon_data ||
 543                 e->entry->data.normal.mask)
 544                 has_icon = TRUE;
 545
 546             tw += self->item_h - PADDING;
 547             break;
 548         case OB_MENU_ENTRY_TYPE_SEPARATOR:
 549             if (e->entry->data.separator.label != NULL) {
 550                 self->a_title->texture[0].data.text.string =
 551                     e->entry->data.separator.label;
 552                 RrMinsize(self->a_title, &tw, &th);
 553                 tw = MIN(tw, MAX_MENU_WIDTH);
 554             } else {
 555                 tw = 0;
 556                 th = SEPARATOR_HEIGHT;
 557             }
 558             break;
 559         }
 560         tw += 2*PADDING;
 561         th += 2*PADDING;
 562         w = MAX(w, tw);
 563         h += th;
 564     }
 565
 566     self->text_x = PADDING;
 567     self->text_w = w;
 568
 569     if (self->entries) {
 570         if (has_icon) {
 571             w += self->item_h + PADDING;
 572             self->text_x += self->item_h + PADDING;
 573         }
 574     }
 575
 576     if (!w) w = 10;
 577     if (!h) h = 3;
 578
 579     XResizeWindow(ob_display, self->window, w, h);
 580
 581     self->inner_w = w;
 582
 583     RrPaint(self->a_items, self->window, w, h);
 584
 585     for (it = self->entries; it; it = g_list_next(it))
 586         menu_entry_frame_render(it->data);
 587
 588     w += ob_rr_theme->mbwidth * 2;
 589     h += ob_rr_theme->mbwidth * 2;
 590
 591     RECT_SET_SIZE(self->area, w, h);
 592
 593     XFlush(ob_display);
 594 }
 595
 596 static void menu_frame_update(ObMenuFrame *self)
 597 {
 598     GList *mit, *fit;
 599
 600     menu_pipe_execute(self->menu);
 601     menu_find_submenus(self->menu);
 602
 603     self->selected = NULL;
 604
 605     for (mit = self->menu->entries, fit = self->entries; mit && fit;
 606          mit = g_list_next(mit), fit = g_list_next(fit))
 607     {
 608         ObMenuEntryFrame *f = fit->data;
 609         f->entry = mit->data;
 610     }
 611
 612     while (mit) {
 613         ObMenuEntryFrame *e = menu_entry_frame_new(mit->data, self);
 614         self->entries = g_list_append(self->entries, e);
 615         mit = g_list_next(mit);
 616     }
 617
 618     while (fit) {
 619         GList *n = g_list_next(fit);
 620         menu_entry_frame_free(fit->data);
 621         self->entries = g_list_delete_link(self->entries, fit);
 622         fit = n;
 623     }
 624
 625     menu_frame_render(self);
 626 }
 627
 628 static gboolean menu_frame_is_visible(ObMenuFrame *self)
 629 {
 630     return !!(g_list_find(menu_frame_visible, self));
 631 }
 632
 633 static gboolean menu_frame_show(ObMenuFrame *self)
 634 {
 635     GList *it;
 636
 637     if (menu_frame_visible == NULL) {
 638         /* no menus shown yet */
 639         if (!grab_pointer(TRUE, OB_CURSOR_POINTER))
 640             return FALSE;
 641         if (!grab_keyboard(TRUE)) {
 642             grab_pointer(FALSE, OB_CURSOR_POINTER);
 643             return FALSE;
 644         }
 645     }
 646
 647     /* determine if the underlying menu is already visible */
 648     for (it = menu_frame_visible; it; it = g_list_next(it)) {
 649         ObMenuFrame *f = it->data;
 650         if (f->menu == self->menu)
 651             break;
 652     }
 653     if (!it) {
 654         if (self->menu->update_func)
 655             self->menu->update_func(self, self->menu->data);
 656     }
 657
 658     menu_frame_update(self);
 659
 660     menu_frame_visible = g_list_prepend(menu_frame_visible, self);
 661
 662     return TRUE;
 663 }
 664
 665 gboolean menu_frame_show_topmenu(ObMenuFrame *self, gint x, gint y)
 666 {
 667     gint dx, dy;
 668     guint i;
 669
 670     if (menu_frame_is_visible(self))
 671         return TRUE;
 672     if (!menu_frame_show(self))
 673         return FALSE;
 674
 675     menu_frame_place_topmenu(self, x, y);
 676
 677     /* find the monitor the menu is on */
 678     for (i = 0; i < screen_num_monitors; ++i) {
 679         Rect *a = screen_physical_area_monitor(i);
 680         if (RECT_CONTAINS(*a, x, y)) {
 681             self->monitor = i;
 682             break;
 683         }
 684     }
 685
 686     menu_frame_move_on_screen(self, &dx, &dy);
 687     menu_frame_move(self, self->area.x + dx, self->area.y + dy);
 688
 689     XMapWindow(ob_display, self->window);
 690
 691     return TRUE;
 692 }
 693
 694 gboolean menu_frame_show_submenu(ObMenuFrame *self, ObMenuFrame *parent,
 695                                  ObMenuEntryFrame *parent_entry)
 696 {
 697     ObMenuEntryFrame *e;
 698     gint dx, dy;
 699
 700     if (menu_frame_is_visible(self))
 701         return TRUE;
 702
 703     self->monitor = parent->monitor;
 704     self->parent = parent;
 705     self->parent_entry = parent_entry;
 706
 707     /* set up parent's child to be us */
 708     if (parent->child)
 709         menu_frame_hide(parent->child);
 710     parent->child = self;
 711
 712     if (!menu_frame_show(self))
 713         return FALSE;
 714
 715     menu_frame_place_submenu(self);
 716     menu_frame_move_on_screen(self, &dx, &dy);
 717
 718     if (dx == 0) {
 719         menu_frame_move(self, self->area.x, self->area.y + dy);
 720     } else {
 721         gboolean dir;
 722
 723         /* flip the direction in which we're placing submenus */
 724         if (dx > 0)
 725             dir = TRUE;
 726         else
 727             dir = FALSE;
 728
 729         /* if it changed, then replace the menu on the opposite side,
 730            and try keep it on the screen too */
 731         if (dir != self->direction_right) {
 732             self->direction_right = dir;
 733             menu_frame_place_submenu(self);
 734             menu_frame_move_on_screen(self, &dx, &dy);
 735             menu_frame_move(self, self->area.x + dx, self->area.y + dy);
 736         }
 737     }
 738
 739     XMapWindow(ob_display, self->window);
 740
 741     if (screen_pointer_pos(&dx, &dy) && (e = menu_entry_frame_under(dx, dy)))
 742         ++e->ignore_enters;
 743
 744     return TRUE;
 745 }
 746
 747 void menu_frame_hide(ObMenuFrame *self)
 748 {
 749     GList *it = g_list_find(menu_frame_visible, self);
 750
 751     if (!it)
 752         return;
 753
 754     if (self->child)
 755         menu_frame_hide(self->child);
 756
 757     if (self->parent)
 758         self->parent->child = NULL;
 759     self->parent = NULL;
 760     self->parent_entry = NULL;
 761
 762     menu_frame_visible = g_list_delete_link(menu_frame_visible, it);
 763
 764     if (menu_frame_visible == NULL) {
 765         /* last menu shown */
 766         grab_pointer(FALSE, OB_CURSOR_NONE);
 767         grab_keyboard(FALSE);
 768     }
 769
 770     XUnmapWindow(ob_display, self->window);
 771
 772     menu_frame_free(self);
 773 }
 774
 775 void menu_frame_hide_all()
 776 {
 777     GList *it;
 778
 779     if (config_submenu_show_delay) {
 780         /* remove any submenu open requests */
 781         ob_main_loop_timeout_remove(ob_main_loop,
 782                                     menu_entry_frame_submenu_timeout);
 783     }
 784     if ((it = g_list_last(menu_frame_visible)))
 785         menu_frame_hide(it->data);
 786 }
 787
 788 void menu_frame_hide_all_client(ObClient *client)
 789 {
 790     GList *it = g_list_last(menu_frame_visible);
 791     if (it) {
 792         ObMenuFrame *f = it->data;
 793         if (f->client == client)
 794             menu_frame_hide(f);
 795     }
 796 }
 797
 798
 799 ObMenuFrame* menu_frame_under(gint x, gint y)
 800 {
 801     ObMenuFrame *ret = NULL;
 802     GList *it;
 803
 804     for (it = menu_frame_visible; it; it = g_list_next(it)) {
 805         ObMenuFrame *f = it->data;
 806
 807         if (RECT_CONTAINS(f->area, x, y)) {
 808             ret = f;
 809             break;
 810         }
 811     }
 812     return ret;
 813 }
 814
 815 ObMenuEntryFrame* menu_entry_frame_under(gint x, gint y)
 816 {
 817     ObMenuFrame *frame;
 818     ObMenuEntryFrame *ret = NULL;
 819     GList *it;
 820
 821     if ((frame = menu_frame_under(x, y))) {
 822         x -= ob_rr_theme->mbwidth + frame->area.x;
 823         y -= ob_rr_theme->mbwidth + frame->area.y;
 824
 825         for (it = frame->entries; it; it = g_list_next(it)) {
 826             ObMenuEntryFrame *e = it->data;
 827
 828             if (RECT_CONTAINS(e->area, x, y)) {
 829                 ret = e;
 830                 break;
 831             }
 832         }
 833     }
 834     return ret;
 835 }
 836
 837 static gboolean menu_entry_frame_submenu_timeout(gpointer data)
 838 {
 839     menu_entry_frame_show_submenu((ObMenuEntryFrame*)data);
 840     return FALSE;
 841 }
 842
 843 void menu_frame_select(ObMenuFrame *self, ObMenuEntryFrame *entry)
 844 {
 845     ObMenuEntryFrame *old = self->selected;
 846     ObMenuFrame *oldchild = self->child;
 847
 848     if (entry && entry->entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR)
 849         entry = old;
 850
 851     if (old == entry) return;
 852
 853     if (config_submenu_show_delay) {
 854         /* remove any submenu open requests */
 855         ob_main_loop_timeout_remove(ob_main_loop,
 856                                     menu_entry_frame_submenu_timeout);
 857     }
 858
 859     self->selected = entry;
 860
 861     if (old)
 862         menu_entry_frame_render(old);
 863     if (oldchild)
 864         menu_frame_hide(oldchild);
 865
 866     if (self->selected) {
 867         menu_entry_frame_render(self->selected);
 868
 869         if (self->selected->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
 870             if (config_submenu_show_delay) {
 871                 /* initiate a new submenu open request */
 872                 ob_main_loop_timeout_add(ob_main_loop,
 873                                          config_submenu_show_delay * 1000,
 874                                          menu_entry_frame_submenu_timeout,
 875                                          self->selected,
 876                                          NULL);
 877             } else {
 878                 menu_entry_frame_show_submenu(self->selected);
 879             }
 880         }
 881     }
 882 }
 883
 884 void menu_entry_frame_show_submenu(ObMenuEntryFrame *self)
 885 {
 886     ObMenuFrame *f;
 887
 888     if (!self->entry->data.submenu.submenu) return;
 889
 890     f = menu_frame_new(self->entry->data.submenu.submenu,
 891                        self->frame->client);
 892     /* pass our direction on to our child */
 893     f->direction_right = self->frame->direction_right;
 894
 895     menu_frame_show_submenu(f, self->frame, self);
 896 }
 897
 898 void menu_entry_frame_execute(ObMenuEntryFrame *self, guint state, Time time)
 899 {
 900     if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 901         self->entry->data.normal.enabled)
 902     {
 903         /* grab all this shizzle, cuz when the menu gets hidden, 'self'
 904            gets freed */
 905         ObMenuEntry *entry = self->entry;
 906         ObMenuExecuteFunc func = self->frame->menu->execute_func;
 907         gpointer data = self->frame->menu->data;
 908         GSList *acts = self->entry->data.normal.actions;
 909         ObClient *client = self->frame->client;
 910
 911         /* release grabs before executing the shit */
 912         if (!(state & ControlMask))
 913             menu_frame_hide_all();
 914
 915         if (func)
 916             func(entry, state, data, time);
 917         else
 918             action_run(acts, client, state, time);
 919     }
 920 }
 921
 922 void menu_frame_select_previous(ObMenuFrame *self)
 923 {
 924     GList *it = NULL, *start;
 925
 926     if (self->entries) {
 927         start = it = g_list_find(self->entries, self->selected);
 928         while (TRUE) {
 929             ObMenuEntryFrame *e;
 930
 931             it = it ? g_list_previous(it) : g_list_last(self->entries);
 932             if (it == start)
 933                 break;
 934
 935             if (it) {
 936                 e = it->data;
 937                 if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
 938                     break;
 939                 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 940                     e->entry->data.normal.enabled)
 941                     break;
 942             }
 943         }
 944     }
 945     menu_frame_select(self, it ? it->data : NULL);
 946 }
 947
 948 void menu_frame_select_next(ObMenuFrame *self)
 949 {
 950     GList *it = NULL, *start;
 951
 952     if (self->entries) {
 953         start = it = g_list_find(self->entries, self->selected);
 954         while (TRUE) {
 955             ObMenuEntryFrame *e;
 956
 957             it = it ? g_list_next(it) : self->entries;
 958             if (it == start)
 959                 break;
 960
 961             if (it) {
 962                 e = it->data;
 963                 if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
 964                     break;
 965                 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 966                     e->entry->data.normal.enabled)
 967                     break;
 968             }
 969         }
 970     }
 971     menu_frame_select(self, it ? it->data : NULL);
 972 }