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         menu_frame_move(self, self->area.x + dx, self->area.y + dy);
 221         if (!config_menu_xorstyle)
 222             dy = 0;
 223         for (f = self->parent; f; f = f->parent)
 224             menu_frame_move(f, f->area.x + dx, f->area.y + dy);
 225         for (f = self->child; f; f = f->child)
 226             menu_frame_move(f, f->area.x + dx, f->area.y + dy);
 227         if (config_menu_warppointer)
 228             XWarpPointer(ob_display, None, None, 0, 0, 0, 0, dx, dy);
 229     }
 230 }
 231
 232 static void menu_entry_frame_render(ObMenuEntryFrame *self)
 233 {
 234     RrAppearance *item_a, *text_a;
 235     gint th; /* temp */
 236     ObMenu *sub;
 237     ObMenuFrame *frame = self->frame;
 238
 239     item_a = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 240                !self->entry->data.normal.enabled) ?
 241               self->a_disabled :
 242               (self == self->frame->selected ?
 243                self->a_selected :
 244                self->a_normal));
 245     switch (self->entry->type) {
 246     case OB_MENU_ENTRY_TYPE_NORMAL:
 247     case OB_MENU_ENTRY_TYPE_SUBMENU:
 248         th = self->frame->item_h;
 249         break;
 250     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 251         th = SEPARATOR_HEIGHT + 2*PADDING;
 252         break;
 253     }
 254     RECT_SET_SIZE(self->area, self->frame->inner_w, th);
 255     XResizeWindow(ob_display, self->window,
 256                   self->area.width, self->area.height);
 257     item_a->surface.parent = self->frame->a_items;
 258     item_a->surface.parentx = self->area.x;
 259     item_a->surface.parenty = self->area.y;
 260     RrPaint(item_a, self->window, self->area.width, self->area.height);
 261
 262     text_a = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 263                !self->entry->data.normal.enabled) ?
 264               self->a_text_disabled :
 265               (self == self->frame->selected ?
 266                self->a_text_selected :
 267                self->a_text_normal));
 268     switch (self->entry->type) {
 269     case OB_MENU_ENTRY_TYPE_NORMAL:
 270         text_a->texture[0].data.text.string = self->entry->data.normal.label;
 271         break;
 272     case OB_MENU_ENTRY_TYPE_SUBMENU:
 273         sub = self->entry->data.submenu.submenu;
 274         text_a->texture[0].data.text.string = sub ? sub->title : "";
 275         break;
 276     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 277         break;
 278     }
 279
 280     switch (self->entry->type) {
 281     case OB_MENU_ENTRY_TYPE_NORMAL:
 282         XMoveResizeWindow(ob_display, self->text,
 283                           self->frame->text_x, PADDING,
 284                           self->frame->text_w,
 285                           self->frame->item_h - 2*PADDING);
 286         text_a->surface.parent = item_a;
 287         text_a->surface.parentx = self->frame->text_x;
 288         text_a->surface.parenty = PADDING;
 289         RrPaint(text_a, self->text, self->frame->text_w,
 290                 self->frame->item_h - 2*PADDING);
 291         break;
 292     case OB_MENU_ENTRY_TYPE_SUBMENU:
 293         XMoveResizeWindow(ob_display, self->text,
 294                           self->frame->text_x, PADDING,
 295                           self->frame->text_w - self->frame->item_h,
 296                           self->frame->item_h - 2*PADDING);
 297         text_a->surface.parent = item_a;
 298         text_a->surface.parentx = self->frame->text_x;
 299         text_a->surface.parenty = PADDING;
 300         RrPaint(text_a, self->text, self->frame->text_w - self->frame->item_h,
 301                 self->frame->item_h - 2*PADDING);
 302         break;
 303     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 304         XMoveResizeWindow(ob_display, self->text, PADDING, PADDING,
 305                           self->area.width - 2*PADDING, SEPARATOR_HEIGHT);
 306         self->a_separator->surface.parent = item_a;
 307         self->a_separator->surface.parentx = PADDING;
 308         self->a_separator->surface.parenty = PADDING;
 309         self->a_separator->texture[0].data.lineart.color =
 310             text_a->texture[0].data.text.color;
 311         self->a_separator->texture[0].data.lineart.x1 = 2*PADDING;
 312         self->a_separator->texture[0].data.lineart.y1 = SEPARATOR_HEIGHT / 2;
 313         self->a_separator->texture[0].data.lineart.x2 =
 314             self->area.width - 4*PADDING;
 315         self->a_separator->texture[0].data.lineart.y2 = SEPARATOR_HEIGHT / 2;
 316         RrPaint(self->a_separator, self->text,
 317                 self->area.width - 2*PADDING, SEPARATOR_HEIGHT);
 318         break;
 319     }
 320
 321     if (self->entry->type != OB_MENU_ENTRY_TYPE_SEPARATOR &&
 322         self->entry->data.normal.icon_data)
 323     {
 324         XMoveResizeWindow(ob_display, self->icon,
 325                           PADDING, frame->item_margin.top,
 326                           self->frame->item_h - frame->item_margin.top
 327                           - frame->item_margin.bottom,
 328                           self->frame->item_h - frame->item_margin.top
 329                           - frame->item_margin.bottom);
 330         self->a_icon->texture[0].data.rgba.width =
 331             self->entry->data.normal.icon_width;
 332         self->a_icon->texture[0].data.rgba.height =
 333             self->entry->data.normal.icon_height;
 334         self->a_icon->texture[0].data.rgba.data =
 335             self->entry->data.normal.icon_data;
 336         self->a_icon->surface.parent = item_a;
 337         self->a_icon->surface.parentx = PADDING;
 338         self->a_icon->surface.parenty = frame->item_margin.top;
 339         RrPaint(self->a_icon, self->icon,
 340                 self->frame->item_h - frame->item_margin.top
 341                 - frame->item_margin.bottom,
 342                 self->frame->item_h - frame->item_margin.top
 343                 - frame->item_margin.bottom);
 344         XMapWindow(ob_display, self->icon);
 345     } else if (self->entry->type != OB_MENU_ENTRY_TYPE_SEPARATOR &&
 346                self->entry->data.normal.mask)
 347     {
 348         RrColor *c;
 349
 350         XMoveResizeWindow(ob_display, self->icon,
 351                           PADDING, frame->item_margin.top,
 352                           self->frame->item_h - frame->item_margin.top
 353                           - frame->item_margin.bottom,
 354                           self->frame->item_h - frame->item_margin.top
 355                           - frame->item_margin.bottom);
 356         self->a_mask->texture[0].data.mask.mask =
 357             self->entry->data.normal.mask;
 358
 359         c = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 360               !self->entry->data.normal.enabled) ?
 361              self->entry->data.normal.mask_disabled_color :
 362              (self == self->frame->selected ?
 363               self->entry->data.normal.mask_selected_color :
 364               self->entry->data.normal.mask_normal_color));
 365         self->a_mask->texture[0].data.mask.color = c;
 366
 367         self->a_mask->surface.parent = item_a;
 368         self->a_mask->surface.parentx = PADDING;
 369         self->a_mask->surface.parenty = frame->item_margin.top;
 370         RrPaint(self->a_mask, self->icon,
 371                 self->frame->item_h - frame->item_margin.top
 372                 - frame->item_margin.bottom,
 373                 self->frame->item_h - frame->item_margin.top
 374                 - frame->item_margin.bottom);
 375         XMapWindow(ob_display, self->icon);
 376     } else
 377         XUnmapWindow(ob_display, self->icon);
 378
 379     if (self->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
 380         RrAppearance *bullet_a;
 381         XMoveResizeWindow(ob_display, self->bullet,
 382                           self->frame->text_x + self->frame->text_w
 383                           - self->frame->item_h + PADDING, PADDING,
 384                           self->frame->item_h - 2*PADDING,
 385                           self->frame->item_h - 2*PADDING);
 386         bullet_a = (self == self->frame->selected ?
 387                     self->a_bullet_selected :
 388                     self->a_bullet_normal);
 389         bullet_a->surface.parent = item_a;
 390         bullet_a->surface.parentx =
 391             self->frame->text_x + self->frame->text_w - self->frame->item_h
 392             + PADDING;
 393         bullet_a->surface.parenty = PADDING;
 394         RrPaint(bullet_a, self->bullet,
 395                 self->frame->item_h - 2*PADDING,
 396                 self->frame->item_h - 2*PADDING);
 397         XMapWindow(ob_display, self->bullet);
 398     } else
 399         XUnmapWindow(ob_display, self->bullet);
 400
 401     XFlush(ob_display);
 402 }
 403
 404 static void menu_frame_render(ObMenuFrame *self)
 405 {
 406     gint w = 0, h = 0;
 407     gint allitems_h = 0;
 408     gint tw, th; /* temps */
 409     GList *it;
 410     gboolean has_icon = FALSE;
 411     ObMenu *sub;
 412
 413     XSetWindowBorderWidth(ob_display, self->window, ob_rr_theme->bwidth);
 414     XSetWindowBorder(ob_display, self->window,
 415                      RrColorPixel(ob_rr_theme->b_color));
 416
 417     if (!self->parent && self->show_title) {
 418         XMoveWindow(ob_display, self->title,
 419                     -ob_rr_theme->bwidth, h - ob_rr_theme->bwidth);
 420
 421         self->a_title->texture[0].data.text.string = self->menu->title;
 422         RrMinsize(self->a_title, &tw, &th);
 423         tw = MIN(tw, MAX_MENU_WIDTH) + ob_rr_theme->padding * 2;
 424         w = MAX(w, tw);
 425
 426         th = ob_rr_theme->menu_title_height;
 427         h += (self->title_h = th + ob_rr_theme->bwidth);
 428
 429         XSetWindowBorderWidth(ob_display, self->title, ob_rr_theme->bwidth);
 430         XSetWindowBorder(ob_display, self->title,
 431                          RrColorPixel(ob_rr_theme->b_color));
 432     }
 433
 434     XMoveWindow(ob_display, self->items, 0, h);
 435
 436     STRUT_SET(self->item_margin, 0, 0, 0, 0);
 437
 438     if (self->entries) {
 439         ObMenuEntryFrame *e = self->entries->data;
 440         gint l, t, r, b;
 441
 442         e->a_text_normal->texture[0].data.text.string = "";
 443         RrMinsize(e->a_text_normal, &tw, &th);
 444         tw += 2*PADDING;
 445         th += 2*PADDING;
 446         self->item_h = th;
 447
 448         RrMargins(e->a_normal, &l, &t, &r, &b);
 449         STRUT_SET(self->item_margin,
 450                   MAX(self->item_margin.left, l),
 451                   MAX(self->item_margin.top, t),
 452                   MAX(self->item_margin.right, r),
 453                   MAX(self->item_margin.bottom, b));
 454         RrMargins(e->a_selected, &l, &t, &r, &b);
 455         STRUT_SET(self->item_margin,
 456                   MAX(self->item_margin.left, l),
 457                   MAX(self->item_margin.top, t),
 458                   MAX(self->item_margin.right, r),
 459                   MAX(self->item_margin.bottom, b));
 460         RrMargins(e->a_disabled, &l, &t, &r, &b);
 461         STRUT_SET(self->item_margin,
 462                   MAX(self->item_margin.left, l),
 463                   MAX(self->item_margin.top, t),
 464                   MAX(self->item_margin.right, r),
 465                   MAX(self->item_margin.bottom, b));
 466     } else
 467         self->item_h = 0;
 468
 469     for (it = self->entries; it; it = g_list_next(it)) {
 470         RrAppearance *text_a;
 471         ObMenuEntryFrame *e = it->data;
 472
 473         RECT_SET_POINT(e->area, 0, allitems_h);
 474         XMoveWindow(ob_display, e->window, 0, e->area.y);
 475
 476         text_a = ((e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 477                    !e->entry->data.normal.enabled) ?
 478                   e->a_text_disabled :
 479                   (e == self->selected ?
 480                    e->a_text_selected :
 481                    e->a_text_normal));
 482         switch (e->entry->type) {
 483         case OB_MENU_ENTRY_TYPE_NORMAL:
 484             text_a->texture[0].data.text.string = e->entry->data.normal.label;
 485             RrMinsize(text_a, &tw, &th);
 486             tw = MIN(tw, MAX_MENU_WIDTH);
 487
 488             if (e->entry->data.normal.icon_data ||
 489                 e->entry->data.normal.mask)
 490                 has_icon = TRUE;
 491             break;
 492         case OB_MENU_ENTRY_TYPE_SUBMENU:
 493             sub = e->entry->data.submenu.submenu;
 494             text_a->texture[0].data.text.string = sub ? sub->title : "";
 495             RrMinsize(text_a, &tw, &th);
 496             tw = MIN(tw, MAX_MENU_WIDTH);
 497
 498             if (e->entry->data.normal.icon_data ||
 499                 e->entry->data.normal.mask)
 500                 has_icon = TRUE;
 501
 502             tw += self->item_h - PADDING;
 503             break;
 504         case OB_MENU_ENTRY_TYPE_SEPARATOR:
 505             tw = 0;
 506             th = SEPARATOR_HEIGHT;
 507             break;
 508         }
 509         tw += 2*PADDING;
 510         th += 2*PADDING;
 511         w = MAX(w, tw);
 512         h += th;
 513         allitems_h += th;
 514     }
 515
 516     self->text_x = PADDING;
 517     self->text_w = w;
 518
 519     if (self->entries) {
 520         if (has_icon) {
 521             w += self->item_h + PADDING;
 522             self->text_x += self->item_h + PADDING;
 523         }
 524     }
 525
 526     if (!w) w = 10;
 527     if (!allitems_h) {
 528         allitems_h = 3;
 529         h += 3;
 530     }
 531
 532     XResizeWindow(ob_display, self->window, w, h);
 533     XResizeWindow(ob_display, self->items, w, allitems_h);
 534
 535     self->inner_w = w;
 536
 537     if (!self->parent && self->show_title) {
 538         XResizeWindow(ob_display, self->title,
 539                       w, self->title_h - ob_rr_theme->bwidth);
 540         RrPaint(self->a_title, self->title,
 541                 w, self->title_h - ob_rr_theme->bwidth);
 542         XMapWindow(ob_display, self->title);
 543     } else
 544         XUnmapWindow(ob_display, self->title);
 545
 546     RrPaint(self->a_items, self->items, w, allitems_h);
 547
 548     for (it = self->entries; it; it = g_list_next(it))
 549         menu_entry_frame_render(it->data);
 550
 551     w += ob_rr_theme->bwidth * 2;
 552     h += ob_rr_theme->bwidth * 2;
 553
 554     RECT_SET_SIZE(self->area, w, h);
 555
 556     XFlush(ob_display);
 557 }
 558
 559 static void menu_frame_update(ObMenuFrame *self)
 560 {
 561     GList *mit, *fit;
 562
 563     menu_pipe_execute(self->menu);
 564     menu_find_submenus(self->menu);
 565
 566     self->selected = NULL;
 567
 568     for (mit = self->menu->entries, fit = self->entries; mit && fit;
 569          mit = g_list_next(mit), fit = g_list_next(fit))
 570     {
 571         ObMenuEntryFrame *f = fit->data;
 572         f->entry = mit->data;
 573     }
 574
 575     while (mit) {
 576         ObMenuEntryFrame *e = menu_entry_frame_new(mit->data, self);
 577         self->entries = g_list_append(self->entries, e);
 578         mit = g_list_next(mit);
 579     }
 580
 581     while (fit) {
 582         GList *n = g_list_next(fit);
 583         menu_entry_frame_free(fit->data);
 584         self->entries = g_list_delete_link(self->entries, fit);
 585         fit = n;
 586     }
 587
 588     menu_frame_render(self);
 589 }
 590
 591 gboolean menu_frame_show(ObMenuFrame *self, ObMenuFrame *parent)
 592 {
 593     GList *it;
 594
 595     if (g_list_find(menu_frame_visible, self))
 596         return TRUE;
 597
 598     if (menu_frame_visible == NULL) {
 599         /* no menus shown yet */
 600         if (!grab_pointer(TRUE, OB_CURSOR_NONE))
 601             return FALSE;
 602         if (!grab_keyboard(TRUE)) {
 603             grab_pointer(FALSE, OB_CURSOR_NONE);
 604             return FALSE;
 605         }
 606     }
 607
 608     if (parent) {
 609         if (parent->child)
 610             menu_frame_hide(parent->child);
 611         parent->child = self;
 612     }
 613     self->parent = parent;
 614
 615     /* determine if the underlying menu is already visible */
 616     for (it = menu_frame_visible; it; it = g_list_next(it)) {
 617         ObMenuFrame *f = it->data;
 618         if (f->menu == self->menu)
 619             break;
 620     }
 621     if (!it) {
 622         if (self->menu->update_func)
 623             self->menu->update_func(self, self->menu->data);
 624     }
 625
 626     menu_frame_update(self);
 627
 628     menu_frame_visible = g_list_prepend(menu_frame_visible, self);
 629
 630     menu_frame_move_on_screen(self);
 631
 632     XMapWindow(ob_display, self->window);
 633
 634     return TRUE;
 635 }
 636
 637 void menu_frame_hide(ObMenuFrame *self)
 638 {
 639     GList *it = g_list_find(menu_frame_visible, self);
 640
 641     if (!it)
 642         return;
 643
 644     if (self->child)
 645         menu_frame_hide(self->child);
 646
 647     if (self->parent)
 648         self->parent->child = NULL;
 649     self->parent = NULL;
 650
 651     menu_frame_visible = g_list_delete_link(menu_frame_visible, it);
 652
 653     if (menu_frame_visible == NULL) {
 654         /* last menu shown */
 655         grab_pointer(FALSE, OB_CURSOR_NONE);
 656         grab_keyboard(FALSE);
 657     }
 658
 659     XUnmapWindow(ob_display, self->window);
 660
 661     menu_frame_free(self);
 662 }
 663
 664 void menu_frame_hide_all()
 665 {
 666     GList *it = g_list_last(menu_frame_visible);
 667     if (it)
 668         menu_frame_hide(it->data);
 669 }
 670
 671 void menu_frame_hide_all_client(ObClient *client)
 672 {
 673     GList *it = g_list_last(menu_frame_visible);
 674     if (it) {
 675         ObMenuFrame *f = it->data;
 676         if (f->client == client)
 677             menu_frame_hide(f);
 678     }
 679 }
 680
 681
 682 ObMenuFrame* menu_frame_under(gint x, gint y)
 683 {
 684     ObMenuFrame *ret = NULL;
 685     GList *it;
 686
 687     for (it = menu_frame_visible; it; it = g_list_next(it)) {
 688         ObMenuFrame *f = it->data;
 689
 690         if (RECT_CONTAINS(f->area, x, y)) {
 691             ret = f;
 692             break;
 693         }
 694     }
 695     return ret;
 696 }
 697
 698 ObMenuEntryFrame* menu_entry_frame_under(gint x, gint y)
 699 {
 700     ObMenuFrame *frame;
 701     ObMenuEntryFrame *ret = NULL;
 702     GList *it;
 703
 704     if ((frame = menu_frame_under(x, y))) {
 705         x -= ob_rr_theme->bwidth + frame->area.x;
 706         y -= frame->title_h + ob_rr_theme->bwidth + frame->area.y;
 707
 708         for (it = frame->entries; it; it = g_list_next(it)) {
 709             ObMenuEntryFrame *e = it->data;
 710
 711             if (RECT_CONTAINS(e->area, x, y)) {
 712                 ret = e;
 713                 break;
 714             }
 715         }
 716     }
 717     return ret;
 718 }
 719
 720 void menu_frame_select(ObMenuFrame *self, ObMenuEntryFrame *entry)
 721 {
 722     ObMenuEntryFrame *old = self->selected;
 723     ObMenuFrame *oldchild = self->child;
 724
 725     if (entry && entry->entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR)
 726         entry = old;
 727
 728     if (old == entry) return;
 729
 730     self->selected = entry;
 731
 732     if (old)
 733         menu_entry_frame_render(old);
 734     if (oldchild)
 735         menu_frame_hide(oldchild);
 736
 737     if (self->selected) {
 738         menu_entry_frame_render(self->selected);
 739
 740         if (self->selected->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
 741             menu_entry_frame_show_submenu(self->selected);
 742     }
 743 }
 744
 745 void menu_entry_frame_show_submenu(ObMenuEntryFrame *self)
 746 {
 747     ObMenuFrame *f;
 748
 749     if (!self->entry->data.submenu.submenu) return;
 750
 751     f = menu_frame_new(self->entry->data.submenu.submenu,
 752                        self->frame->client);
 753     menu_frame_move(f,
 754                     self->frame->area.x + self->frame->area.width
 755                     - ob_rr_theme->menu_overlap - ob_rr_theme->bwidth,
 756                     self->frame->area.y + self->frame->title_h +
 757                     self->area.y + ob_rr_theme->menu_overlap);
 758     menu_frame_show(f, self->frame);
 759 }
 760
 761 void menu_entry_frame_execute(ObMenuEntryFrame *self, guint state)
 762 {
 763     if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 764         self->entry->data.normal.enabled)
 765     {
 766         /* grab all this shizzle, cuz when the menu gets hidden, 'self'
 767            gets freed */
 768         ObMenuEntry *entry = self->entry;
 769         ObMenuExecuteFunc func = self->frame->menu->execute_func;
 770         gpointer data = self->frame->menu->data;
 771         GSList *acts = self->entry->data.normal.actions;
 772         ObClient *client = self->frame->client;
 773
 774         /* release grabs before executing the shit */
 775         if (!(state & ControlMask))
 776             menu_frame_hide_all();
 777
 778         if (func)
 779             func(entry, state, data);
 780         else
 781             action_run(acts, client, state);
 782     }
 783 }
 784
 785 void menu_frame_select_previous(ObMenuFrame *self)
 786 {
 787     GList *it = NULL, *start;
 788
 789     if (self->entries) {
 790         start = it = g_list_find(self->entries, self->selected);
 791         while (TRUE) {
 792             ObMenuEntryFrame *e;
 793
 794             it = it ? g_list_previous(it) : g_list_last(self->entries);
 795             if (it == start)
 796                 break;
 797
 798             if (it) {
 799                 e = it->data;
 800                 if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
 801                     break;
 802                 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 803                     e->entry->data.normal.enabled)
 804                     break;
 805             }
 806         }
 807     }
 808     menu_frame_select(self, it ? it->data : NULL);
 809 }
 810
 811 void menu_frame_select_next(ObMenuFrame *self)
 812 {
 813     GList *it = NULL, *start;
 814
 815     if (self->entries) {
 816         start = it = g_list_find(self->entries, self->selected);
 817         while (TRUE) {
 818             ObMenuEntryFrame *e;
 819
 820             it = it ? g_list_next(it) : self->entries;
 821             if (it == start)
 822                 break;
 823
 824             if (it) {
 825                 e = it->data;
 826                 if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
 827                     break;
 828                 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 829                     e->entry->data.normal.enabled)
 830                     break;
 831             }
 832         }
 833     }
 834     menu_frame_select(self, it ? it->data : NULL);
 835 }