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 "config.h"
  27 #include "render/theme.h"
  28
  29 #define PADDING 2
  30 #define SEPARATOR_HEIGHT 3
  31 #define MAX_MENU_WIDTH 400
  32
  33 #define FRAME_EVENTMASK (ButtonPressMask |ButtonMotionMask | EnterWindowMask |\
  34                          LeaveWindowMask)
  35 #define TITLE_EVENTMASK (ButtonPressMask | ButtonMotionMask)
  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
  47 static Window createWindow(Window parent, gulong mask,
  48                            XSetWindowAttributes *attrib)
  49 {
  50     return XCreateWindow(ob_display, parent, 0, 0, 1, 1, 0,
  51                          RrDepth(ob_rr_inst), InputOutput,
  52                          RrVisual(ob_rr_inst), mask, attrib);
  53 }
  54
  55 ObMenuFrame* menu_frame_new(ObMenu *menu, ObClient *client)
  56 {
  57     ObMenuFrame *self;
  58     XSetWindowAttributes attr;
  59
  60     self = g_new0(ObMenuFrame, 1);
  61     self->type = Window_Menu;
  62     self->menu = menu;
  63     self->selected = NULL;
  64     self->show_title = TRUE;
  65     self->client = client;
  66
  67     attr.event_mask = FRAME_EVENTMASK;
  68     self->window = createWindow(RootWindow(ob_display, ob_screen),
  69                                    CWEventMask, &attr);
  70     attr.event_mask = TITLE_EVENTMASK;
  71     self->title = createWindow(self->window, CWEventMask, &attr);
  72     self->items = createWindow(self->window, 0, NULL);
  73
  74     XMapWindow(ob_display, self->items);
  75
  76     self->a_title = RrAppearanceCopy(ob_rr_theme->a_menu_title);
  77     self->a_items = RrAppearanceCopy(ob_rr_theme->a_menu);
  78
  79     stacking_add(MENU_AS_WINDOW(self));
  80
  81     return self;
  82 }
  83
  84 void menu_frame_free(ObMenuFrame *self)
  85 {
  86     if (self) {
  87         while (self->entries) {
  88             menu_entry_frame_free(self->entries->data);
  89             self->entries = g_list_delete_link(self->entries, self->entries);
  90         }
  91
  92         stacking_remove(MENU_AS_WINDOW(self));
  93
  94         XDestroyWindow(ob_display, self->items);
  95         XDestroyWindow(ob_display, self->title);
  96         XDestroyWindow(ob_display, self->window);
  97
  98         RrAppearanceFree(self->a_items);
  99         RrAppearanceFree(self->a_title);
 100
 101         g_free(self);
 102     }
 103 }
 104
 105 static ObMenuEntryFrame* menu_entry_frame_new(ObMenuEntry *entry,
 106                                               ObMenuFrame *frame)
 107 {
 108     ObMenuEntryFrame *self;
 109     XSetWindowAttributes attr;
 110
 111     self = g_new0(ObMenuEntryFrame, 1);
 112     self->entry = entry;
 113     self->frame = frame;
 114
 115     attr.event_mask = ENTRY_EVENTMASK;
 116     self->window = createWindow(self->frame->items, CWEventMask, &attr);
 117     self->text = createWindow(self->window, 0, NULL);
 118     if (entry->type != OB_MENU_ENTRY_TYPE_SEPARATOR) {
 119         self->icon = createWindow(self->window, 0, NULL);
 120         self->bullet = createWindow(self->window, 0, NULL);
 121     }
 122
 123     XMapWindow(ob_display, self->window);
 124     XMapWindow(ob_display, self->text);
 125
 126     self->a_normal = RrAppearanceCopy(ob_rr_theme->a_menu_normal);
 127     self->a_disabled = RrAppearanceCopy(ob_rr_theme->a_menu_disabled);
 128     self->a_selected = RrAppearanceCopy(ob_rr_theme->a_menu_selected);
 129
 130     if (entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR) {
 131         self->a_separator = RrAppearanceCopy(ob_rr_theme->a_clear_tex);
 132         self->a_separator->texture[0].type = RR_TEXTURE_LINE_ART;
 133     } else {
 134         self->a_icon = RrAppearanceCopy(ob_rr_theme->a_clear_tex);
 135         self->a_icon->texture[0].type = RR_TEXTURE_RGBA;
 136         self->a_mask = RrAppearanceCopy(ob_rr_theme->a_clear_tex);
 137         self->a_mask->texture[0].type = RR_TEXTURE_MASK;
 138         self->a_bullet_normal =
 139             RrAppearanceCopy(ob_rr_theme->a_menu_bullet_normal);
 140         self->a_bullet_selected =
 141             RrAppearanceCopy(ob_rr_theme->a_menu_bullet_selected);
 142     }
 143
 144     self->a_text_normal =
 145         RrAppearanceCopy(ob_rr_theme->a_menu_text_normal);
 146     self->a_text_disabled =
 147         RrAppearanceCopy(ob_rr_theme->a_menu_text_disabled);
 148     self->a_text_selected =
 149         RrAppearanceCopy(ob_rr_theme->a_menu_text_selected);
 150
 151     return self;
 152 }
 153
 154 static void menu_entry_frame_free(ObMenuEntryFrame *self)
 155 {
 156     if (self) {
 157         XDestroyWindow(ob_display, self->text);
 158         XDestroyWindow(ob_display, self->window);
 159         if (self->entry->type != OB_MENU_ENTRY_TYPE_SEPARATOR) {
 160             XDestroyWindow(ob_display, self->icon);
 161             XDestroyWindow(ob_display, self->bullet);
 162         }
 163
 164         RrAppearanceFree(self->a_normal);
 165         RrAppearanceFree(self->a_disabled);
 166         RrAppearanceFree(self->a_selected);
 167
 168         RrAppearanceFree(self->a_separator);
 169         RrAppearanceFree(self->a_icon);
 170         RrAppearanceFree(self->a_mask);
 171         RrAppearanceFree(self->a_text_normal);
 172         RrAppearanceFree(self->a_text_disabled);
 173         RrAppearanceFree(self->a_text_selected);
 174         RrAppearanceFree(self->a_bullet_normal);
 175         RrAppearanceFree(self->a_bullet_selected);
 176
 177         g_free(self);
 178     }
 179 }
 180
 181 void menu_frame_move(ObMenuFrame *self, gint x, gint y)
 182 {
 183     RECT_SET_POINT(self->area, x, y);
 184     XMoveWindow(ob_display, self->window, self->area.x, self->area.y);
 185 }
 186
 187 void menu_frame_move_on_screen(ObMenuFrame *self)
 188 {
 189     Rect *a = NULL;
 190     guint i;
 191     gint dx = 0, dy = 0;
 192     gint pos, half;
 193
 194     a = screen_physical_area_monitor(self->monitor);
 195
 196     half = g_list_length(self->entries) / 2;
 197     pos = g_list_index(self->entries, self->selected);
 198
 199     /* if in the bottom half then check this shit first, will keep the bottom
 200        edge of the menu visible */
 201     if (pos > half) {
 202         dx = MAX(dx, a->x - self->area.x);
 203         dy = MAX(dy, a->y - self->area.y);
 204     }
 205     dx = MIN(dx, (a->x + a->width) - (self->area.x + self->area.width));
 206     dy = MIN(dy, (a->y + a->height) - (self->area.y + self->area.height));
 207     /* if in the top half then check this shit last, will keep the top
 208        edge of the menu visible */
 209     if (pos <= half) {
 210         dx = MAX(dx, a->x - self->area.x);
 211         dy = MAX(dy, a->y - self->area.y);
 212     }
 213
 214     if (dx || dy) {
 215         ObMenuFrame *f;
 216
 217         /* move the current menu frame to fit, but dont touch parents yet */
 218         menu_frame_move(self, self->area.x + dx, self->area.y + dy);
 219         if (!config_menu_xorstyle)
 220             dy = 0; /* if we want to be like xor, move parents in y- *
 221                      * and x-direction, otherwise just in x-dir      */
 222         for (f = self->parent; f; f = f->parent)
 223             menu_frame_move(f, f->area.x + dx, f->area.y + dy);
 224         for (f = self->child; f; f = f->child)
 225             menu_frame_move(f, f->area.x + dx, f->area.y + dy);
 226         if (config_menu_warppointer)
 227             XWarpPointer(ob_display, None, None, 0, 0, 0, 0, dx, dy);
 228     }
 229 }
 230
 231 static void menu_entry_frame_render(ObMenuEntryFrame *self)
 232 {
 233     RrAppearance *item_a, *text_a;
 234     gint th; /* temp */
 235     ObMenu *sub;
 236     ObMenuFrame *frame = self->frame;
 237
 238     item_a = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 239                !self->entry->data.normal.enabled) ?
 240               self->a_disabled :
 241               (self == self->frame->selected ?
 242                self->a_selected :
 243                self->a_normal));
 244     switch (self->entry->type) {
 245     case OB_MENU_ENTRY_TYPE_NORMAL:
 246     case OB_MENU_ENTRY_TYPE_SUBMENU:
 247         th = self->frame->item_h;
 248         break;
 249     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 250         th = SEPARATOR_HEIGHT + 2*PADDING;
 251         break;
 252     }
 253     RECT_SET_SIZE(self->area, self->frame->inner_w, th);
 254     XResizeWindow(ob_display, self->window,
 255                   self->area.width, self->area.height);
 256     item_a->surface.parent = self->frame->a_items;
 257     item_a->surface.parentx = self->area.x;
 258     item_a->surface.parenty = self->area.y;
 259     RrPaint(item_a, self->window, self->area.width, self->area.height);
 260
 261     text_a = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 262                !self->entry->data.normal.enabled) ?
 263               self->a_text_disabled :
 264               (self == self->frame->selected ?
 265                self->a_text_selected :
 266                self->a_text_normal));
 267     switch (self->entry->type) {
 268     case OB_MENU_ENTRY_TYPE_NORMAL:
 269         text_a->texture[0].data.text.string = self->entry->data.normal.label;
 270         break;
 271     case OB_MENU_ENTRY_TYPE_SUBMENU:
 272         sub = self->entry->data.submenu.submenu;
 273         text_a->texture[0].data.text.string = sub ? sub->title : "";
 274         break;
 275     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 276         break;
 277     }
 278
 279     switch (self->entry->type) {
 280     case OB_MENU_ENTRY_TYPE_NORMAL:
 281         XMoveResizeWindow(ob_display, self->text,
 282                           self->frame->text_x, PADDING,
 283                           self->frame->text_w,
 284                           self->frame->item_h - 2*PADDING);
 285         text_a->surface.parent = item_a;
 286         text_a->surface.parentx = self->frame->text_x;
 287         text_a->surface.parenty = PADDING;
 288         RrPaint(text_a, self->text, self->frame->text_w,
 289                 self->frame->item_h - 2*PADDING);
 290         break;
 291     case OB_MENU_ENTRY_TYPE_SUBMENU:
 292         XMoveResizeWindow(ob_display, self->text,
 293                           self->frame->text_x, PADDING,
 294                           self->frame->text_w - self->frame->item_h,
 295                           self->frame->item_h - 2*PADDING);
 296         text_a->surface.parent = item_a;
 297         text_a->surface.parentx = self->frame->text_x;
 298         text_a->surface.parenty = PADDING;
 299         RrPaint(text_a, self->text, self->frame->text_w - self->frame->item_h,
 300                 self->frame->item_h - 2*PADDING);
 301         break;
 302     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 303         XMoveResizeWindow(ob_display, self->text, PADDING, PADDING,
 304                           self->area.width - 2*PADDING, SEPARATOR_HEIGHT);
 305         self->a_separator->surface.parent = item_a;
 306         self->a_separator->surface.parentx = PADDING;
 307         self->a_separator->surface.parenty = PADDING;
 308         self->a_separator->texture[0].data.lineart.color =
 309             text_a->texture[0].data.text.color;
 310         self->a_separator->texture[0].data.lineart.x1 = 2*PADDING;
 311         self->a_separator->texture[0].data.lineart.y1 = SEPARATOR_HEIGHT / 2;
 312         self->a_separator->texture[0].data.lineart.x2 =
 313             self->area.width - 4*PADDING;
 314         self->a_separator->texture[0].data.lineart.y2 = SEPARATOR_HEIGHT / 2;
 315         RrPaint(self->a_separator, self->text,
 316                 self->area.width - 2*PADDING, SEPARATOR_HEIGHT);
 317         break;
 318     }
 319
 320     if (self->entry->type != OB_MENU_ENTRY_TYPE_SEPARATOR &&
 321         self->entry->data.normal.icon_data)
 322     {
 323         XMoveResizeWindow(ob_display, self->icon,
 324                           PADDING, frame->item_margin.top,
 325                           self->frame->item_h - frame->item_margin.top
 326                           - frame->item_margin.bottom,
 327                           self->frame->item_h - frame->item_margin.top
 328                           - frame->item_margin.bottom);
 329         self->a_icon->texture[0].data.rgba.width =
 330             self->entry->data.normal.icon_width;
 331         self->a_icon->texture[0].data.rgba.height =
 332             self->entry->data.normal.icon_height;
 333         self->a_icon->texture[0].data.rgba.data =
 334             self->entry->data.normal.icon_data;
 335         self->a_icon->surface.parent = item_a;
 336         self->a_icon->surface.parentx = PADDING;
 337         self->a_icon->surface.parenty = frame->item_margin.top;
 338         RrPaint(self->a_icon, self->icon,
 339                 self->frame->item_h - frame->item_margin.top
 340                 - frame->item_margin.bottom,
 341                 self->frame->item_h - frame->item_margin.top
 342                 - frame->item_margin.bottom);
 343         XMapWindow(ob_display, self->icon);
 344     } else if (self->entry->type != OB_MENU_ENTRY_TYPE_SEPARATOR &&
 345                self->entry->data.normal.mask)
 346     {
 347         RrColor *c;
 348
 349         XMoveResizeWindow(ob_display, self->icon,
 350                           PADDING, frame->item_margin.top,
 351                           self->frame->item_h - frame->item_margin.top
 352                           - frame->item_margin.bottom,
 353                           self->frame->item_h - frame->item_margin.top
 354                           - frame->item_margin.bottom);
 355         self->a_mask->texture[0].data.mask.mask =
 356             self->entry->data.normal.mask;
 357
 358         c = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 359               !self->entry->data.normal.enabled) ?
 360              self->entry->data.normal.mask_disabled_color :
 361              (self == self->frame->selected ?
 362               self->entry->data.normal.mask_selected_color :
 363               self->entry->data.normal.mask_normal_color));
 364         self->a_mask->texture[0].data.mask.color = c;
 365
 366         self->a_mask->surface.parent = item_a;
 367         self->a_mask->surface.parentx = PADDING;
 368         self->a_mask->surface.parenty = frame->item_margin.top;
 369         RrPaint(self->a_mask, self->icon,
 370                 self->frame->item_h - frame->item_margin.top
 371                 - frame->item_margin.bottom,
 372                 self->frame->item_h - frame->item_margin.top
 373                 - frame->item_margin.bottom);
 374         XMapWindow(ob_display, self->icon);
 375     } else
 376         XUnmapWindow(ob_display, self->icon);
 377
 378     if (self->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
 379         RrAppearance *bullet_a;
 380         XMoveResizeWindow(ob_display, self->bullet,
 381                           self->frame->text_x + self->frame->text_w
 382                           - self->frame->item_h + PADDING, PADDING,
 383                           self->frame->item_h - 2*PADDING,
 384                           self->frame->item_h - 2*PADDING);
 385         bullet_a = (self == self->frame->selected ?
 386                     self->a_bullet_selected :
 387                     self->a_bullet_normal);
 388         bullet_a->surface.parent = item_a;
 389         bullet_a->surface.parentx =
 390             self->frame->text_x + self->frame->text_w - self->frame->item_h
 391             + PADDING;
 392         bullet_a->surface.parenty = PADDING;
 393         RrPaint(bullet_a, self->bullet,
 394                 self->frame->item_h - 2*PADDING,
 395                 self->frame->item_h - 2*PADDING);
 396         XMapWindow(ob_display, self->bullet);
 397     } else
 398         XUnmapWindow(ob_display, self->bullet);
 399
 400     XFlush(ob_display);
 401 }
 402
 403 static void menu_frame_render(ObMenuFrame *self)
 404 {
 405     gint w = 0, h = 0;
 406     gint allitems_h = 0;
 407     gint tw, th; /* temps */
 408     GList *it;
 409     gboolean has_icon = FALSE;
 410     ObMenu *sub;
 411
 412     XSetWindowBorderWidth(ob_display, self->window, ob_rr_theme->bwidth);
 413     XSetWindowBorder(ob_display, self->window,
 414                      RrColorPixel(ob_rr_theme->b_color));
 415
 416     if (!self->parent && self->show_title) {
 417         XMoveWindow(ob_display, self->title,
 418                     -ob_rr_theme->bwidth, h - ob_rr_theme->bwidth);
 419
 420         self->a_title->texture[0].data.text.string = self->menu->title;
 421         RrMinsize(self->a_title, &tw, &th);
 422         tw = MIN(tw, MAX_MENU_WIDTH) + ob_rr_theme->padding * 2;
 423         w = MAX(w, tw);
 424
 425         th = ob_rr_theme->menu_title_height;
 426         h += (self->title_h = th + ob_rr_theme->bwidth);
 427
 428         XSetWindowBorderWidth(ob_display, self->title, ob_rr_theme->bwidth);
 429         XSetWindowBorder(ob_display, self->title,
 430                          RrColorPixel(ob_rr_theme->b_color));
 431     }
 432
 433     XMoveWindow(ob_display, self->items, 0, h);
 434
 435     STRUT_SET(self->item_margin, 0, 0, 0, 0);
 436
 437     if (self->entries) {
 438         ObMenuEntryFrame *e = self->entries->data;
 439         gint l, t, r, b;
 440
 441         e->a_text_normal->texture[0].data.text.string = "";
 442         RrMinsize(e->a_text_normal, &tw, &th);
 443         tw += 2*PADDING;
 444         th += 2*PADDING;
 445         self->item_h = th;
 446
 447         RrMargins(e->a_normal, &l, &t, &r, &b);
 448         STRUT_SET(self->item_margin,
 449                   MAX(self->item_margin.left, l),
 450                   MAX(self->item_margin.top, t),
 451                   MAX(self->item_margin.right, r),
 452                   MAX(self->item_margin.bottom, b));
 453         RrMargins(e->a_selected, &l, &t, &r, &b);
 454         STRUT_SET(self->item_margin,
 455                   MAX(self->item_margin.left, l),
 456                   MAX(self->item_margin.top, t),
 457                   MAX(self->item_margin.right, r),
 458                   MAX(self->item_margin.bottom, b));
 459         RrMargins(e->a_disabled, &l, &t, &r, &b);
 460         STRUT_SET(self->item_margin,
 461                   MAX(self->item_margin.left, l),
 462                   MAX(self->item_margin.top, t),
 463                   MAX(self->item_margin.right, r),
 464                   MAX(self->item_margin.bottom, b));
 465     } else
 466         self->item_h = 0;
 467
 468     for (it = self->entries; it; it = g_list_next(it)) {
 469         RrAppearance *text_a;
 470         ObMenuEntryFrame *e = it->data;
 471
 472         RECT_SET_POINT(e->area, 0, allitems_h);
 473         XMoveWindow(ob_display, e->window, 0, e->area.y);
 474
 475         text_a = ((e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 476                    !e->entry->data.normal.enabled) ?
 477                   e->a_text_disabled :
 478                   (e == self->selected ?
 479                    e->a_text_selected :
 480                    e->a_text_normal));
 481         switch (e->entry->type) {
 482         case OB_MENU_ENTRY_TYPE_NORMAL:
 483             text_a->texture[0].data.text.string = e->entry->data.normal.label;
 484             RrMinsize(text_a, &tw, &th);
 485             tw = MIN(tw, MAX_MENU_WIDTH);
 486
 487             if (e->entry->data.normal.icon_data ||
 488                 e->entry->data.normal.mask)
 489                 has_icon = TRUE;
 490             break;
 491         case OB_MENU_ENTRY_TYPE_SUBMENU:
 492             sub = e->entry->data.submenu.submenu;
 493             text_a->texture[0].data.text.string = sub ? sub->title : "";
 494             RrMinsize(text_a, &tw, &th);
 495             tw = MIN(tw, MAX_MENU_WIDTH);
 496
 497             if (e->entry->data.normal.icon_data ||
 498                 e->entry->data.normal.mask)
 499                 has_icon = TRUE;
 500
 501             tw += self->item_h - PADDING;
 502             break;
 503         case OB_MENU_ENTRY_TYPE_SEPARATOR:
 504             tw = 0;
 505             th = SEPARATOR_HEIGHT;
 506             break;
 507         }
 508         tw += 2*PADDING;
 509         th += 2*PADDING;
 510         w = MAX(w, tw);
 511         h += th;
 512         allitems_h += th;
 513     }
 514
 515     self->text_x = PADDING;
 516     self->text_w = w;
 517
 518     if (self->entries) {
 519         if (has_icon) {
 520             w += self->item_h + PADDING;
 521             self->text_x += self->item_h + PADDING;
 522         }
 523     }
 524
 525     if (!w) w = 10;
 526     if (!allitems_h) {
 527         allitems_h = 3;
 528         h += 3;
 529     }
 530
 531     XResizeWindow(ob_display, self->window, w, h);
 532     XResizeWindow(ob_display, self->items, w, allitems_h);
 533
 534     self->inner_w = w;
 535
 536     if (!self->parent && self->show_title) {
 537         XResizeWindow(ob_display, self->title,
 538                       w, self->title_h - ob_rr_theme->bwidth);
 539         RrPaint(self->a_title, self->title,
 540                 w, self->title_h - ob_rr_theme->bwidth);
 541         XMapWindow(ob_display, self->title);
 542     } else
 543         XUnmapWindow(ob_display, self->title);
 544
 545     RrPaint(self->a_items, self->items, w, allitems_h);
 546
 547     for (it = self->entries; it; it = g_list_next(it))
 548         menu_entry_frame_render(it->data);
 549
 550     w += ob_rr_theme->bwidth * 2;
 551     h += ob_rr_theme->bwidth * 2;
 552
 553     RECT_SET_SIZE(self->area, w, h);
 554
 555     XFlush(ob_display);
 556 }
 557
 558 static void menu_frame_update(ObMenuFrame *self)
 559 {
 560     GList *mit, *fit;
 561
 562     menu_pipe_execute(self->menu);
 563     menu_find_submenus(self->menu);
 564
 565     self->selected = NULL;
 566
 567     for (mit = self->menu->entries, fit = self->entries; mit && fit;
 568          mit = g_list_next(mit), fit = g_list_next(fit))
 569     {
 570         ObMenuEntryFrame *f = fit->data;
 571         f->entry = mit->data;
 572     }
 573
 574     while (mit) {
 575         ObMenuEntryFrame *e = menu_entry_frame_new(mit->data, self);
 576         self->entries = g_list_append(self->entries, e);
 577         mit = g_list_next(mit);
 578     }
 579
 580     while (fit) {
 581         GList *n = g_list_next(fit);
 582         menu_entry_frame_free(fit->data);
 583         self->entries = g_list_delete_link(self->entries, fit);
 584         fit = n;
 585     }
 586
 587     menu_frame_render(self);
 588 }
 589
 590 gboolean menu_frame_show(ObMenuFrame *self, ObMenuFrame *parent)
 591 {
 592     GList *it;
 593
 594     if (g_list_find(menu_frame_visible, self))
 595         return TRUE;
 596
 597     if (menu_frame_visible == NULL) {
 598         /* no menus shown yet */
 599         if (!grab_pointer(TRUE, OB_CURSOR_NONE))
 600             return FALSE;
 601         if (!grab_keyboard(TRUE)) {
 602             grab_pointer(FALSE, OB_CURSOR_NONE);
 603             return FALSE;
 604         }
 605     }
 606
 607     if (parent) {
 608         if (parent->child)
 609             menu_frame_hide(parent->child);
 610         parent->child = self;
 611     }
 612     self->parent = parent;
 613
 614     /* determine if the underlying menu is already visible */
 615     for (it = menu_frame_visible; it; it = g_list_next(it)) {
 616         ObMenuFrame *f = it->data;
 617         if (f->menu == self->menu)
 618             break;
 619     }
 620     if (!it) {
 621         if (self->menu->update_func)
 622             self->menu->update_func(self, self->menu->data);
 623     }
 624
 625     menu_frame_update(self);
 626
 627     menu_frame_visible = g_list_prepend(menu_frame_visible, self);
 628
 629     menu_frame_move_on_screen(self);
 630
 631     XMapWindow(ob_display, self->window);
 632
 633     return TRUE;
 634 }
 635
 636 void menu_frame_hide(ObMenuFrame *self)
 637 {
 638     GList *it = g_list_find(menu_frame_visible, self);
 639
 640     if (!it)
 641         return;
 642
 643     if (self->child)
 644         menu_frame_hide(self->child);
 645
 646     if (self->parent)
 647         self->parent->child = NULL;
 648     self->parent = NULL;
 649
 650     menu_frame_visible = g_list_delete_link(menu_frame_visible, it);
 651
 652     if (menu_frame_visible == NULL) {
 653         /* last menu shown */
 654         grab_pointer(FALSE, OB_CURSOR_NONE);
 655         grab_keyboard(FALSE);
 656     }
 657
 658     XUnmapWindow(ob_display, self->window);
 659
 660     menu_frame_free(self);
 661 }
 662
 663 void menu_frame_hide_all()
 664 {
 665     GList *it = g_list_last(menu_frame_visible);
 666     if (it)
 667         menu_frame_hide(it->data);
 668 }
 669
 670 void menu_frame_hide_all_client(ObClient *client)
 671 {
 672     GList *it = g_list_last(menu_frame_visible);
 673     if (it) {
 674         ObMenuFrame *f = it->data;
 675         if (f->client == client)
 676             menu_frame_hide(f);
 677     }
 678 }
 679
 680
 681 ObMenuFrame* menu_frame_under(gint x, gint y)
 682 {
 683     ObMenuFrame *ret = NULL;
 684     GList *it;
 685
 686     for (it = menu_frame_visible; it; it = g_list_next(it)) {
 687         ObMenuFrame *f = it->data;
 688
 689         if (RECT_CONTAINS(f->area, x, y)) {
 690             ret = f;
 691             break;
 692         }
 693     }
 694     return ret;
 695 }
 696
 697 ObMenuEntryFrame* menu_entry_frame_under(gint x, gint y)
 698 {
 699     ObMenuFrame *frame;
 700     ObMenuEntryFrame *ret = NULL;
 701     GList *it;
 702
 703     if ((frame = menu_frame_under(x, y))) {
 704         x -= ob_rr_theme->bwidth + frame->area.x;
 705         y -= frame->title_h + ob_rr_theme->bwidth + frame->area.y;
 706
 707         for (it = frame->entries; it; it = g_list_next(it)) {
 708             ObMenuEntryFrame *e = it->data;
 709
 710             if (RECT_CONTAINS(e->area, x, y)) {
 711                 ret = e;
 712                 break;
 713             }
 714         }
 715     }
 716     return ret;
 717 }
 718
 719 void menu_frame_select(ObMenuFrame *self, ObMenuEntryFrame *entry)
 720 {
 721     ObMenuEntryFrame *old = self->selected;
 722     ObMenuFrame *oldchild = self->child;
 723
 724     if (entry && entry->entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR)
 725         entry = old;
 726
 727     if (old == entry) return;
 728
 729     self->selected = entry;
 730
 731     if (old)
 732         menu_entry_frame_render(old);
 733     if (oldchild)
 734         menu_frame_hide(oldchild);
 735
 736     if (self->selected) {
 737         menu_entry_frame_render(self->selected);
 738
 739         if (self->selected->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
 740             menu_entry_frame_show_submenu(self->selected);
 741     }
 742 }
 743
 744 void menu_entry_frame_show_submenu(ObMenuEntryFrame *self)
 745 {
 746     ObMenuFrame *f;
 747
 748     if (!self->entry->data.submenu.submenu) return;
 749
 750     f = menu_frame_new(self->entry->data.submenu.submenu,
 751                        self->frame->client);
 752     menu_frame_move(f,
 753                     self->frame->area.x + self->frame->area.width
 754                     - ob_rr_theme->menu_overlap - ob_rr_theme->bwidth,
 755                     self->frame->area.y + self->frame->title_h +
 756                     self->area.y + ob_rr_theme->menu_overlap);
 757     menu_frame_show(f, self->frame);
 758 }
 759
 760 void menu_entry_frame_execute(ObMenuEntryFrame *self, guint state)
 761 {
 762     if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 763         self->entry->data.normal.enabled)
 764     {
 765         /* grab all this shizzle, cuz when the menu gets hidden, 'self'
 766            gets freed */
 767         ObMenuEntry *entry = self->entry;
 768         ObMenuExecuteFunc func = self->frame->menu->execute_func;
 769         gpointer data = self->frame->menu->data;
 770         GSList *acts = self->entry->data.normal.actions;
 771         ObClient *client = self->frame->client;
 772
 773         /* release grabs before executing the shit */
 774         if (!(state & ControlMask))
 775             menu_frame_hide_all();
 776
 777         if (func)
 778             func(entry, state, data);
 779         else
 780             action_run(acts, client, state);
 781     }
 782 }
 783
 784 void menu_frame_select_previous(ObMenuFrame *self)
 785 {
 786     GList *it = NULL, *start;
 787
 788     if (self->entries) {
 789         start = it = g_list_find(self->entries, self->selected);
 790         while (TRUE) {
 791             ObMenuEntryFrame *e;
 792
 793             it = it ? g_list_previous(it) : g_list_last(self->entries);
 794             if (it == start)
 795                 break;
 796
 797             if (it) {
 798                 e = it->data;
 799                 if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
 800                     break;
 801                 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 802                     e->entry->data.normal.enabled)
 803                     break;
 804             }
 805         }
 806     }
 807     menu_frame_select(self, it ? it->data : NULL);
 808 }
 809
 810 void menu_frame_select_next(ObMenuFrame *self)
 811 {
 812     GList *it = NULL, *start;
 813
 814     if (self->entries) {
 815         start = it = g_list_find(self->entries, self->selected);
 816         while (TRUE) {
 817             ObMenuEntryFrame *e;
 818
 819             it = it ? g_list_next(it) : self->entries;
 820             if (it == start)
 821                 break;
 822
 823             if (it) {
 824                 e = it->data;
 825                 if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
 826                     break;
 827                 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 828                     e->entry->data.normal.enabled)
 829                     break;
 830             }
 831         }
 832     }
 833     menu_frame_select(self, it ? it->data : NULL);
 834 }