Dogcows Code - chaz/openbox/blob - 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) 2003        Ben Jansens
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 2 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    See the COPYING file for a copy of the GNU General Public License.
  17 */
  18
  19 #include "menuframe.h"
  20 #include "client.h"
  21 #include "menu.h"
  22 #include "screen.h"
  23 #include "grab.h"
  24 #include "openbox.h"
  25 #include "render/theme.h"
  26
  27 #define PADDING 2
  28 #define SEPARATOR_HEIGHT 3
  29 #define MAX_MENU_WIDTH 400
  30
  31 #define FRAME_EVENTMASK (ButtonPressMask |ButtonMotionMask | EnterWindowMask |\
  32                          LeaveWindowMask)
  33 #define TITLE_EVENTMASK (ButtonPressMask | ButtonMotionMask)
  34 #define ENTRY_EVENTMASK (EnterWindowMask | LeaveWindowMask | \
  35                          ButtonPressMask | ButtonReleaseMask)
  36
  37 GList *menu_frame_visible;
  38
  39 static ObMenuEntryFrame* menu_entry_frame_new(ObMenuEntry *entry,
  40                                               ObMenuFrame *frame);
  41 static void menu_entry_frame_free(ObMenuEntryFrame *self);
  42 static void menu_frame_render(ObMenuFrame *self);
  43 static void menu_frame_update(ObMenuFrame *self);
  44
  45 static Window createWindow(Window parent, gulong mask,
  46                            XSetWindowAttributes *attrib)
  47 {
  48     return XCreateWindow(ob_display, parent, 0, 0, 1, 1, 0,
  49                          RrDepth(ob_rr_inst), InputOutput,
  50                          RrVisual(ob_rr_inst), mask, attrib);
  51 }
  52
  53 ObMenuFrame* menu_frame_new(ObMenu *menu, ObClient *client)
  54 {
  55     ObMenuFrame *self;
  56     XSetWindowAttributes attr;
  57
  58     self = g_new0(ObMenuFrame, 1);
  59     self->type = Window_Menu;
  60     self->menu = menu;
  61     self->selected = NULL;
  62     self->show_title = TRUE;
  63     self->client = client;
  64
  65     attr.event_mask = FRAME_EVENTMASK;
  66     self->window = createWindow(RootWindow(ob_display, ob_screen),
  67                                    CWEventMask, &attr);
  68     attr.event_mask = TITLE_EVENTMASK;
  69     self->title = createWindow(self->window, CWEventMask, &attr);
  70     self->items = createWindow(self->window, 0, NULL);
  71
  72     XMapWindow(ob_display, self->items);
  73
  74     self->a_title = RrAppearanceCopy(ob_rr_theme->a_menu_title);
  75     self->a_items = RrAppearanceCopy(ob_rr_theme->a_menu);
  76
  77     stacking_add(MENU_AS_WINDOW(self));
  78
  79     return self;
  80 }
  81
  82 void menu_frame_free(ObMenuFrame *self)
  83 {
  84     if (self) {
  85         while (self->entries) {
  86             menu_entry_frame_free(self->entries->data);
  87             self->entries = g_list_delete_link(self->entries, self->entries);
  88         }
  89
  90         stacking_remove(MENU_AS_WINDOW(self));
  91
  92         XDestroyWindow(ob_display, self->items);
  93         XDestroyWindow(ob_display, self->title);
  94         XDestroyWindow(ob_display, self->window);
  95
  96         RrAppearanceFree(self->a_items);
  97         RrAppearanceFree(self->a_title);
  98
  99         g_free(self);
 100     }
 101 }
 102
 103 static ObMenuEntryFrame* menu_entry_frame_new(ObMenuEntry *entry,
 104                                               ObMenuFrame *frame)
 105 {
 106     ObMenuEntryFrame *self;
 107     XSetWindowAttributes attr;
 108
 109     self = g_new0(ObMenuEntryFrame, 1);
 110     self->entry = entry;
 111     self->frame = frame;
 112
 113     attr.event_mask = ENTRY_EVENTMASK;
 114     self->window = createWindow(self->frame->items, CWEventMask, &attr);
 115     self->text = createWindow(self->window, 0, NULL);
 116     if (entry->type != OB_MENU_ENTRY_TYPE_SEPARATOR) {
 117         self->icon = createWindow(self->window, 0, NULL);
 118         self->bullet = createWindow(self->window, 0, NULL);
 119     }
 120
 121     XMapWindow(ob_display, self->window);
 122     XMapWindow(ob_display, self->text);
 123
 124     self->a_normal = RrAppearanceCopy(ob_rr_theme->a_menu_normal);
 125     self->a_disabled = RrAppearanceCopy(ob_rr_theme->a_menu_disabled);
 126     self->a_selected = RrAppearanceCopy(ob_rr_theme->a_menu_selected);
 127
 128     if (entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR) {
 129         self->a_separator = RrAppearanceCopy(ob_rr_theme->a_clear_tex);
 130         self->a_separator->texture[0].type = RR_TEXTURE_LINE_ART;
 131     } else {
 132         self->a_icon = RrAppearanceCopy(ob_rr_theme->a_clear_tex);
 133         self->a_icon->texture[0].type = RR_TEXTURE_RGBA;
 134         self->a_mask = RrAppearanceCopy(ob_rr_theme->a_clear_tex);
 135         self->a_mask->texture[0].type = RR_TEXTURE_MASK;
 136         self->a_bullet_normal =
 137             RrAppearanceCopy(ob_rr_theme->a_menu_bullet_normal);
 138         self->a_bullet_selected =
 139             RrAppearanceCopy(ob_rr_theme->a_menu_bullet_selected);
 140     }
 141
 142     self->a_text_normal =
 143         RrAppearanceCopy(ob_rr_theme->a_menu_text_normal);
 144     self->a_text_disabled =
 145         RrAppearanceCopy(ob_rr_theme->a_menu_text_disabled);
 146     self->a_text_selected =
 147         RrAppearanceCopy(ob_rr_theme->a_menu_text_selected);
 148
 149     return self;
 150 }
 151
 152 static void menu_entry_frame_free(ObMenuEntryFrame *self)
 153 {
 154     if (self) {
 155         XDestroyWindow(ob_display, self->text);
 156         XDestroyWindow(ob_display, self->window);
 157         if (self->entry->type != OB_MENU_ENTRY_TYPE_SEPARATOR) {
 158             XDestroyWindow(ob_display, self->icon);
 159             XDestroyWindow(ob_display, self->bullet);
 160         }
 161
 162         RrAppearanceFree(self->a_normal);
 163         RrAppearanceFree(self->a_disabled);
 164         RrAppearanceFree(self->a_selected);
 165
 166         RrAppearanceFree(self->a_separator);
 167         RrAppearanceFree(self->a_icon);
 168         RrAppearanceFree(self->a_mask);
 169         RrAppearanceFree(self->a_text_normal);
 170         RrAppearanceFree(self->a_text_disabled);
 171         RrAppearanceFree(self->a_text_selected);
 172         RrAppearanceFree(self->a_bullet_normal);
 173         RrAppearanceFree(self->a_bullet_selected);
 174
 175         g_free(self);
 176     }
 177 }
 178
 179 void menu_frame_move(ObMenuFrame *self, gint x, gint y)
 180 {
 181     RECT_SET_POINT(self->area, x, y);
 182     XMoveWindow(ob_display, self->window, self->area.x, self->area.y);
 183 }
 184
 185 void menu_frame_move_on_screen(ObMenuFrame *self)
 186 {
 187     Rect *a = NULL;
 188     guint i;
 189     gint dx = 0, dy = 0;
 190     gint pos, half;
 191
 192     for (i = 0; i < screen_num_monitors; ++i) {
 193         a = screen_physical_area_monitor(i);
 194         if (RECT_INTERSECTS_RECT(*a, self->area))
 195             break;
 196     }
 197     if (!a) a = screen_physical_area_monitor(0);
 198
 199     half = g_list_length(self->entries) / 2;
 200     pos = g_list_index(self->entries, self->selected);
 201
 202     /* if in the bottom half then check this shit first, will keep the bottom
 203        edge of the menu visible */
 204     if (pos > half) {
 205         dx = MAX(dx, a->x - self->area.x);
 206         dy = MAX(dy, a->y - self->area.y);
 207     }
 208     dx = MIN(dx, (a->x + a->width) - (self->area.x + self->area.width));
 209     dy = MIN(dy, (a->y + a->height) - (self->area.y + self->area.height));
 210     /* if in the top half then check this shit last, will keep the top
 211        edge of the menu visible */
 212     if (pos <= half) {
 213         dx = MAX(dx, a->x - self->area.x);
 214         dy = MAX(dy, a->y - self->area.y);
 215     }
 216
 217     if (dx || dy) {
 218         ObMenuFrame *f;
 219
 220         for (f = self; f; f = f->parent)
 221             menu_frame_move(f, f->area.x + dx, f->area.y + dy);
 222         for (f = self->child; f; f = f->child)
 223             menu_frame_move(f, f->area.x + dx, f->area.y + dy);
 224         XWarpPointer(ob_display, None, None, 0, 0, 0, 0, dx, dy);
 225     }
 226 }
 227
 228 static void menu_entry_frame_render(ObMenuEntryFrame *self)
 229 {
 230     RrAppearance *item_a, *text_a;
 231     gint th; /* temp */
 232     ObMenu *sub;
 233     ObMenuFrame *frame = self->frame;
 234
 235     item_a = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 236                !self->entry->data.normal.enabled) ?
 237               self->a_disabled :
 238               (self == self->frame->selected ?
 239                self->a_selected :
 240                self->a_normal));
 241     switch (self->entry->type) {
 242     case OB_MENU_ENTRY_TYPE_NORMAL:
 243     case OB_MENU_ENTRY_TYPE_SUBMENU:
 244         th = self->frame->item_h;
 245         break;
 246     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 247         th = SEPARATOR_HEIGHT + 2*PADDING;
 248         break;
 249     }
 250     RECT_SET_SIZE(self->area, self->frame->inner_w, th);
 251     XResizeWindow(ob_display, self->window,
 252                   self->area.width, self->area.height);
 253     item_a->surface.parent = self->frame->a_items;
 254     item_a->surface.parentx = self->area.x;
 255     item_a->surface.parenty = self->area.y;
 256     RrPaint(item_a, self->window, self->area.width, self->area.height);
 257
 258     text_a = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 259                !self->entry->data.normal.enabled) ?
 260               self->a_text_disabled :
 261               (self == self->frame->selected ?
 262                self->a_text_selected :
 263                self->a_text_normal));
 264     switch (self->entry->type) {
 265     case OB_MENU_ENTRY_TYPE_NORMAL:
 266         text_a->texture[0].data.text.string = self->entry->data.normal.label;
 267         break;
 268     case OB_MENU_ENTRY_TYPE_SUBMENU:
 269         sub = self->entry->data.submenu.submenu;
 270         text_a->texture[0].data.text.string = sub ? sub->title : "";
 271         break;
 272     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 273         break;
 274     }
 275
 276     switch (self->entry->type) {
 277     case OB_MENU_ENTRY_TYPE_NORMAL:
 278         XMoveResizeWindow(ob_display, self->text,
 279                           self->frame->text_x, PADDING,
 280                           self->frame->text_w,
 281                           self->frame->item_h - 2*PADDING);
 282         text_a->surface.parent = item_a;
 283         text_a->surface.parentx = self->frame->text_x;
 284         text_a->surface.parenty = PADDING;
 285         RrPaint(text_a, self->text, self->frame->text_w,
 286                 self->frame->item_h - 2*PADDING);
 287         break;
 288     case OB_MENU_ENTRY_TYPE_SUBMENU:
 289         XMoveResizeWindow(ob_display, self->text,
 290                           self->frame->text_x, PADDING,
 291                           self->frame->text_w - self->frame->item_h,
 292                           self->frame->item_h - 2*PADDING);
 293         text_a->surface.parent = item_a;
 294         text_a->surface.parentx = self->frame->text_x;
 295         text_a->surface.parenty = PADDING;
 296         RrPaint(text_a, self->text, self->frame->text_w - self->frame->item_h,
 297                 self->frame->item_h - 2*PADDING);
 298         break;
 299     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 300         XMoveResizeWindow(ob_display, self->text, PADDING, PADDING,
 301                           self->area.width - 2*PADDING, SEPARATOR_HEIGHT);
 302         self->a_separator->surface.parent = item_a;
 303         self->a_separator->surface.parentx = PADDING;
 304         self->a_separator->surface.parenty = PADDING;
 305         self->a_separator->texture[0].data.lineart.color =
 306             text_a->texture[0].data.text.color;
 307         self->a_separator->texture[0].data.lineart.x1 = 2*PADDING;
 308         self->a_separator->texture[0].data.lineart.y1 = SEPARATOR_HEIGHT / 2;
 309         self->a_separator->texture[0].data.lineart.x2 =
 310             self->area.width - 4*PADDING;
 311         self->a_separator->texture[0].data.lineart.y2 = SEPARATOR_HEIGHT / 2;
 312         RrPaint(self->a_separator, self->text,
 313                 self->area.width - 2*PADDING, SEPARATOR_HEIGHT);
 314         break;
 315     }
 316
 317     if (self->entry->type != OB_MENU_ENTRY_TYPE_SEPARATOR &&
 318         self->entry->data.normal.icon_data)
 319     {
 320         XMoveResizeWindow(ob_display, self->icon,
 321                           PADDING, frame->item_margin.top,
 322                           self->frame->item_h - frame->item_margin.top
 323                           - frame->item_margin.bottom,
 324                           self->frame->item_h - frame->item_margin.top
 325                           - frame->item_margin.bottom);
 326         self->a_icon->texture[0].data.rgba.width =
 327             self->entry->data.normal.icon_width;
 328         self->a_icon->texture[0].data.rgba.height =
 329             self->entry->data.normal.icon_height;
 330         self->a_icon->texture[0].data.rgba.data =
 331             self->entry->data.normal.icon_data;
 332         self->a_icon->surface.parent = item_a;
 333         self->a_icon->surface.parentx = PADDING;
 334         self->a_icon->surface.parenty = frame->item_margin.top;
 335         RrPaint(self->a_icon, self->icon,
 336                 self->frame->item_h - frame->item_margin.top
 337                 - frame->item_margin.bottom,
 338                 self->frame->item_h - frame->item_margin.top
 339                 - frame->item_margin.bottom);
 340         XMapWindow(ob_display, self->icon);
 341     } else if (self->entry->type != OB_MENU_ENTRY_TYPE_SEPARATOR &&
 342                self->entry->data.normal.mask)
 343     {
 344         RrColor *c;
 345
 346         XMoveResizeWindow(ob_display, self->icon,
 347                           PADDING, frame->item_margin.top,
 348                           self->frame->item_h - frame->item_margin.top
 349                           - frame->item_margin.bottom,
 350                           self->frame->item_h - frame->item_margin.top
 351                           - frame->item_margin.bottom);
 352         self->a_mask->texture[0].data.mask.mask =
 353             self->entry->data.normal.mask;
 354
 355         c = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 356               !self->entry->data.normal.enabled) ?
 357              self->entry->data.normal.mask_disabled_color :
 358              (self == self->frame->selected ?
 359               self->entry->data.normal.mask_selected_color :
 360               self->entry->data.normal.mask_normal_color));
 361         self->a_mask->texture[0].data.mask.color = c;
 362
 363         self->a_mask->surface.parent = item_a;
 364         self->a_mask->surface.parentx = PADDING;
 365         self->a_mask->surface.parenty = frame->item_margin.top;
 366         RrPaint(self->a_mask, self->icon,
 367                 self->frame->item_h - frame->item_margin.top
 368                 - frame->item_margin.bottom,
 369                 self->frame->item_h - frame->item_margin.top
 370                 - frame->item_margin.bottom);
 371         XMapWindow(ob_display, self->icon);
 372     } else
 373         XUnmapWindow(ob_display, self->icon);
 374
 375     if (self->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
 376         RrAppearance *bullet_a;
 377         XMoveResizeWindow(ob_display, self->bullet,
 378                           self->frame->text_x + self->frame->text_w
 379                           - self->frame->item_h + PADDING, PADDING,
 380                           self->frame->item_h - 2*PADDING,
 381                           self->frame->item_h - 2*PADDING);
 382         bullet_a = (self == self->frame->selected ?
 383                     self->a_bullet_selected :
 384                     self->a_bullet_normal);
 385         bullet_a->surface.parent = item_a;
 386         bullet_a->surface.parentx =
 387             self->frame->text_x + self->frame->text_w - self->frame->item_h
 388             + PADDING;
 389         bullet_a->surface.parenty = PADDING;
 390         RrPaint(bullet_a, self->bullet,
 391                 self->frame->item_h - 2*PADDING,
 392                 self->frame->item_h - 2*PADDING);
 393         XMapWindow(ob_display, self->bullet);
 394     } else
 395         XUnmapWindow(ob_display, self->bullet);
 396
 397     XFlush(ob_display);
 398 }
 399
 400 static void menu_frame_render(ObMenuFrame *self)
 401 {
 402     gint w = 0, h = 0;
 403     gint allitems_h = 0;
 404     gint tw, th; /* temps */
 405     GList *it;
 406     gboolean has_icon = FALSE;
 407     ObMenu *sub;
 408
 409     XSetWindowBorderWidth(ob_display, self->window, ob_rr_theme->bwidth);
 410     XSetWindowBorder(ob_display, self->window,
 411                      RrColorPixel(ob_rr_theme->b_color));
 412
 413     if (!self->parent && self->show_title) {
 414         XMoveWindow(ob_display, self->title,
 415                     -ob_rr_theme->bwidth, h - ob_rr_theme->bwidth);
 416
 417         self->a_title->texture[0].data.text.string = self->menu->title;
 418         RrMinsize(self->a_title, &tw, &th);
 419         tw = MIN(tw, MAX_MENU_WIDTH) + ob_rr_theme->padding * 2;
 420         w = MAX(w, tw);
 421
 422         th = ob_rr_theme->menu_title_height;
 423         h += (self->title_h = th + ob_rr_theme->bwidth);
 424
 425         XSetWindowBorderWidth(ob_display, self->title, ob_rr_theme->bwidth);
 426         XSetWindowBorder(ob_display, self->title,
 427                          RrColorPixel(ob_rr_theme->b_color));
 428     }
 429
 430     XMoveWindow(ob_display, self->items, 0, h);
 431
 432     STRUT_SET(self->item_margin, 0, 0, 0, 0);
 433
 434     if (self->entries) {
 435         ObMenuEntryFrame *e = self->entries->data;
 436         gint l, t, r, b;
 437
 438         e->a_text_normal->texture[0].data.text.string = "";
 439         RrMinsize(e->a_text_normal, &tw, &th);
 440         tw += 2*PADDING;
 441         th += 2*PADDING;
 442         self->item_h = th;
 443
 444         RrMargins(e->a_normal, &l, &t, &r, &b);
 445         STRUT_SET(self->item_margin,
 446                   MAX(self->item_margin.left, l),
 447                   MAX(self->item_margin.top, t),
 448                   MAX(self->item_margin.right, r),
 449                   MAX(self->item_margin.bottom, b));
 450         RrMargins(e->a_selected, &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_disabled, &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     } else
 463         self->item_h = 0;
 464
 465     for (it = self->entries; it; it = g_list_next(it)) {
 466         RrAppearance *text_a;
 467         ObMenuEntryFrame *e = it->data;
 468
 469         RECT_SET_POINT(e->area, 0, allitems_h);
 470         XMoveWindow(ob_display, e->window, 0, e->area.y);
 471
 472         text_a = ((e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 473                    !e->entry->data.normal.enabled) ?
 474                   e->a_text_disabled :
 475                   (e == self->selected ?
 476                    e->a_text_selected :
 477                    e->a_text_normal));
 478         switch (e->entry->type) {
 479         case OB_MENU_ENTRY_TYPE_NORMAL:
 480             text_a->texture[0].data.text.string = e->entry->data.normal.label;
 481             RrMinsize(text_a, &tw, &th);
 482             tw = MIN(tw, MAX_MENU_WIDTH);
 483
 484             if (e->entry->data.normal.icon_data ||
 485                 e->entry->data.normal.mask)
 486                 has_icon = TRUE;
 487             break;
 488         case OB_MENU_ENTRY_TYPE_SUBMENU:
 489             sub = e->entry->data.submenu.submenu;
 490             text_a->texture[0].data.text.string = sub ? sub->title : "";
 491             RrMinsize(text_a, &tw, &th);
 492             tw = MIN(tw, MAX_MENU_WIDTH);
 493
 494             if (e->entry->data.normal.icon_data ||
 495                 e->entry->data.normal.mask)
 496                 has_icon = TRUE;
 497
 498             tw += self->item_h - PADDING;
 499             break;
 500         case OB_MENU_ENTRY_TYPE_SEPARATOR:
 501             tw = 0;
 502             th = SEPARATOR_HEIGHT;
 503             break;
 504         }
 505         tw += 2*PADDING;
 506         th += 2*PADDING;
 507         w = MAX(w, tw);
 508         h += th;
 509         allitems_h += th;
 510     }
 511
 512     self->text_x = PADDING;
 513     self->text_w = w;
 514
 515     if (self->entries) {
 516         if (has_icon) {
 517             w += self->item_h + PADDING;
 518             self->text_x += self->item_h + PADDING;
 519         }
 520     }
 521
 522     if (!w) w = 10;
 523     if (!allitems_h) {
 524         allitems_h = 3;
 525         h += 3;
 526     }
 527
 528     XResizeWindow(ob_display, self->window, w, h);
 529     XResizeWindow(ob_display, self->items, w, allitems_h);
 530
 531     self->inner_w = w;
 532
 533     if (!self->parent && self->show_title) {
 534         XResizeWindow(ob_display, self->title,
 535                       w, self->title_h - ob_rr_theme->bwidth);
 536         RrPaint(self->a_title, self->title,
 537                 w, self->title_h - ob_rr_theme->bwidth);
 538         XMapWindow(ob_display, self->title);
 539     } else
 540         XUnmapWindow(ob_display, self->title);
 541
 542     RrPaint(self->a_items, self->items, w, allitems_h);
 543
 544     for (it = self->entries; it; it = g_list_next(it))
 545         menu_entry_frame_render(it->data);
 546
 547     w += ob_rr_theme->bwidth * 2;
 548     h += ob_rr_theme->bwidth * 2;
 549
 550     RECT_SET_SIZE(self->area, w, h);
 551
 552     XFlush(ob_display);
 553 }
 554
 555 static void menu_frame_update(ObMenuFrame *self)
 556 {
 557     GList *mit, *fit;
 558
 559     menu_pipe_execute(self->menu);
 560     menu_find_submenus(self->menu);
 561
 562     self->selected = NULL;
 563
 564     for (mit = self->menu->entries, fit = self->entries; mit && fit;
 565          mit = g_list_next(mit), fit = g_list_next(fit))
 566     {
 567         ObMenuEntryFrame *f = fit->data;
 568         f->entry = mit->data;
 569     }
 570
 571     while (mit) {
 572         ObMenuEntryFrame *e = menu_entry_frame_new(mit->data, self);
 573         self->entries = g_list_append(self->entries, e);
 574         mit = g_list_next(mit);
 575     }
 576
 577     while (fit) {
 578         GList *n = g_list_next(fit);
 579         menu_entry_frame_free(fit->data);
 580         self->entries = g_list_delete_link(self->entries, fit);
 581         fit = n;
 582     }
 583
 584     menu_frame_render(self);
 585 }
 586
 587 gboolean menu_frame_show(ObMenuFrame *self, ObMenuFrame *parent)
 588 {
 589     GList *it;
 590
 591     if (g_list_find(menu_frame_visible, self))
 592         return TRUE;
 593
 594     if (menu_frame_visible == NULL) {
 595         /* no menus shown yet */
 596         if (!grab_pointer(TRUE, OB_CURSOR_NONE))
 597             return FALSE;
 598         if (!grab_keyboard(TRUE)) {
 599             grab_pointer(FALSE, OB_CURSOR_NONE);
 600             return FALSE;
 601         }
 602     }
 603
 604     if (parent) {
 605         if (parent->child)
 606             menu_frame_hide(parent->child);
 607         parent->child = self;
 608     }
 609     self->parent = parent;
 610
 611     /* determine if the underlying menu is already visible */
 612     for (it = menu_frame_visible; it; it = g_list_next(it)) {
 613         ObMenuFrame *f = it->data;
 614         if (f->menu == self->menu)
 615             break;
 616     }
 617     if (!it) {
 618         if (self->menu->update_func)
 619             self->menu->update_func(self, self->menu->data);
 620     }
 621
 622     menu_frame_update(self);
 623
 624     menu_frame_visible = g_list_prepend(menu_frame_visible, self);
 625
 626     menu_frame_move_on_screen(self);
 627
 628     XMapWindow(ob_display, self->window);
 629
 630     return TRUE;
 631 }
 632
 633 void menu_frame_hide(ObMenuFrame *self)
 634 {
 635     GList *it = g_list_find(menu_frame_visible, self);
 636
 637     if (!it)
 638         return;
 639
 640     if (self->child)
 641         menu_frame_hide(self->child);
 642
 643     if (self->parent)
 644         self->parent->child = NULL;
 645     self->parent = NULL;
 646
 647     menu_frame_visible = g_list_delete_link(menu_frame_visible, it);
 648
 649     if (menu_frame_visible == NULL) {
 650         /* last menu shown */
 651         grab_pointer(FALSE, OB_CURSOR_NONE);
 652         grab_keyboard(FALSE);
 653     }
 654
 655     XUnmapWindow(ob_display, self->window);
 656
 657     menu_frame_free(self);
 658 }
 659
 660 void menu_frame_hide_all()
 661 {
 662     GList *it = g_list_last(menu_frame_visible);
 663     if (it)
 664         menu_frame_hide(it->data);
 665 }
 666
 667 void menu_frame_hide_all_client(ObClient *client)
 668 {
 669     GList *it = g_list_last(menu_frame_visible);
 670     if (it) {
 671         ObMenuFrame *f = it->data;
 672         if (f->client == client)
 673             menu_frame_hide(f);
 674     }
 675 }
 676
 677
 678 ObMenuFrame* menu_frame_under(gint x, gint y)
 679 {
 680     ObMenuFrame *ret = NULL;
 681     GList *it;
 682
 683     for (it = menu_frame_visible; it; it = g_list_next(it)) {
 684         ObMenuFrame *f = it->data;
 685
 686         if (RECT_CONTAINS(f->area, x, y)) {
 687             ret = f;
 688             break;
 689         }
 690     }
 691     return ret;
 692 }
 693
 694 ObMenuEntryFrame* menu_entry_frame_under(gint x, gint y)
 695 {
 696     ObMenuFrame *frame;
 697     ObMenuEntryFrame *ret = NULL;
 698     GList *it;
 699
 700     if ((frame = menu_frame_under(x, y))) {
 701         x -= ob_rr_theme->bwidth + frame->area.x;
 702         y -= frame->title_h + ob_rr_theme->bwidth + frame->area.y;
 703
 704         for (it = frame->entries; it; it = g_list_next(it)) {
 705             ObMenuEntryFrame *e = it->data;
 706
 707             if (RECT_CONTAINS(e->area, x, y)) {
 708                 ret = e;
 709                 break;
 710             }
 711         }
 712     }
 713     return ret;
 714 }
 715
 716 void menu_frame_select(ObMenuFrame *self, ObMenuEntryFrame *entry)
 717 {
 718     ObMenuEntryFrame *old = self->selected;
 719     ObMenuFrame *oldchild = self->child;
 720
 721     if (entry && entry->entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR)
 722         entry = old;
 723
 724     if (old == entry) return;
 725
 726     self->selected = entry;
 727
 728     if (old)
 729         menu_entry_frame_render(old);
 730     if (oldchild)
 731         menu_frame_hide(oldchild);
 732
 733     if (self->selected) {
 734         menu_entry_frame_render(self->selected);
 735
 736         if (self->selected->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
 737             menu_entry_frame_show_submenu(self->selected);
 738     }
 739 }
 740
 741 void menu_entry_frame_show_submenu(ObMenuEntryFrame *self)
 742 {
 743     ObMenuFrame *f;
 744
 745     if (!self->entry->data.submenu.submenu) return;
 746
 747     f = menu_frame_new(self->entry->data.submenu.submenu,
 748                        self->frame->client);
 749     menu_frame_move(f,
 750                     self->frame->area.x + self->frame->area.width
 751                     - ob_rr_theme->menu_overlap - ob_rr_theme->bwidth,
 752                     self->frame->area.y + self->frame->title_h +
 753                     self->area.y + ob_rr_theme->menu_overlap);
 754     menu_frame_show(f, self->frame);
 755 }
 756
 757 void menu_entry_frame_execute(ObMenuEntryFrame *self, guint state)
 758 {
 759     if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 760         self->entry->data.normal.enabled)
 761     {
 762         /* grab all this shizzle, cuz when the menu gets hidden, 'self'
 763            gets freed */
 764         ObMenuEntry *entry = self->entry;
 765         ObMenuExecuteFunc func = self->frame->menu->execute_func;
 766         gpointer data = self->frame->menu->data;
 767         GSList *acts = self->entry->data.normal.actions;
 768         ObClient *client = self->frame->client;
 769
 770         /* release grabs before executing the shit */
 771         if (!(state & ControlMask))
 772             menu_frame_hide_all();
 773
 774         if (func)
 775             func(entry, state, data);
 776         else
 777             action_run(acts, client, state);
 778     }
 779 }
 780
 781 void menu_frame_select_previous(ObMenuFrame *self)
 782 {
 783     GList *it = NULL, *start;
 784
 785     if (self->entries) {
 786         start = it = g_list_find(self->entries, self->selected);
 787         while (TRUE) {
 788             ObMenuEntryFrame *e;
 789
 790             it = it ? g_list_previous(it) : g_list_last(self->entries);
 791             if (it == start)
 792                 break;
 793
 794             if (it) {
 795                 e = it->data;
 796                 if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
 797                     break;
 798                 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 799                     e->entry->data.normal.enabled)
 800                     break;
 801             }
 802         }
 803     }
 804     menu_frame_select(self, it ? it->data : NULL);
 805 }
 806
 807 void menu_frame_select_next(ObMenuFrame *self)
 808 {
 809     GList *it = NULL, *start;
 810
 811     if (self->entries) {
 812         start = it = g_list_find(self->entries, self->selected);
 813         while (TRUE) {
 814             ObMenuEntryFrame *e;
 815
 816             it = it ? g_list_next(it) : self->entries;
 817             if (it == start)
 818                 break;
 819
 820             if (it) {
 821                 e = it->data;
 822                 if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
 823                     break;
 824                 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 825                     e->entry->data.normal.enabled)
 826                     break;
 827             }
 828         }
 829     }
 830     menu_frame_select(self, it ? it->data : NULL);
 831 }