Dogcows Code - chaz/openbox/blob - openbox/menuframe.c

   1 #include "menuframe.h"
   2 #include "client.h"
   3 #include "menu.h"
   4 #include "screen.h"
   5 #include "grab.h"
   6 #include "openbox.h"
   7 #include "render/theme.h"
   8
   9 #define PADDING 2
  10 #define SEPARATOR_HEIGHT 3
  11 #define MAX_MENU_WIDTH 400
  12
  13 #define FRAME_EVENTMASK (ButtonPressMask |ButtonMotionMask | EnterWindowMask |\
  14                          LeaveWindowMask)
  15 #define TITLE_EVENTMASK (ButtonPressMask | ButtonMotionMask)
  16 #define ENTRY_EVENTMASK (EnterWindowMask | LeaveWindowMask | \
  17                          ButtonPressMask | ButtonReleaseMask)
  18
  19 GList *menu_frame_visible;
  20
  21 static ObMenuEntryFrame* menu_entry_frame_new(ObMenuEntry *entry,
  22                                               ObMenuFrame *frame);
  23 static void menu_entry_frame_free(ObMenuEntryFrame *self);
  24 static void menu_frame_render(ObMenuFrame *self);
  25 static void menu_frame_update(ObMenuFrame *self);
  26
  27 static Window createWindow(Window parent, unsigned long mask,
  28                            XSetWindowAttributes *attrib)
  29 {
  30     return XCreateWindow(ob_display, parent, 0, 0, 1, 1, 0,
  31                          RrDepth(ob_rr_inst), InputOutput,
  32                          RrVisual(ob_rr_inst), mask, attrib);
  33 }
  34
  35 ObMenuFrame* menu_frame_new(ObMenu *menu, ObClient *client)
  36 {
  37     ObMenuFrame *self;
  38     XSetWindowAttributes attr;
  39
  40     self = g_new0(ObMenuFrame, 1);
  41     self->type = Window_Menu;
  42     self->menu = menu;
  43     self->selected = NULL;
  44     self->show_title = TRUE;
  45     self->client = client;
  46
  47     attr.event_mask = FRAME_EVENTMASK;
  48     self->window = createWindow(RootWindow(ob_display, ob_screen),
  49                                    CWEventMask, &attr);
  50     attr.event_mask = TITLE_EVENTMASK;
  51     self->title = createWindow(self->window, CWEventMask, &attr);
  52     self->items = createWindow(self->window, 0, NULL);
  53
  54     XMapWindow(ob_display, self->items);
  55
  56     self->a_title = RrAppearanceCopy(ob_rr_theme->a_menu_title);
  57     self->a_items = RrAppearanceCopy(ob_rr_theme->a_menu);
  58
  59     stacking_add(MENU_AS_WINDOW(self));
  60
  61     return self;
  62 }
  63
  64 void menu_frame_free(ObMenuFrame *self)
  65 {
  66     if (self) {
  67         while (self->entries) {
  68             menu_entry_frame_free(self->entries->data);
  69             self->entries = g_list_delete_link(self->entries, self->entries);
  70         }
  71
  72         stacking_remove(MENU_AS_WINDOW(self));
  73
  74         XDestroyWindow(ob_display, self->items);
  75         XDestroyWindow(ob_display, self->title);
  76         XDestroyWindow(ob_display, self->window);
  77
  78         RrAppearanceFree(self->a_items);
  79         RrAppearanceFree(self->a_title);
  80
  81         g_free(self);
  82     }
  83 }
  84
  85 static ObMenuEntryFrame* menu_entry_frame_new(ObMenuEntry *entry,
  86                                               ObMenuFrame *frame)
  87 {
  88     ObMenuEntryFrame *self;
  89     XSetWindowAttributes attr;
  90
  91     self = g_new0(ObMenuEntryFrame, 1);
  92     self->entry = entry;
  93     self->frame = frame;
  94
  95     attr.event_mask = ENTRY_EVENTMASK;
  96     self->window = createWindow(self->frame->items, CWEventMask, &attr);
  97     self->text = createWindow(self->window, 0, NULL);
  98     if (entry->type != OB_MENU_ENTRY_TYPE_SEPARATOR) {
  99         self->icon = createWindow(self->window, 0, NULL);
 100         self->bullet = createWindow(self->window, 0, NULL);
 101     }
 102
 103     XMapWindow(ob_display, self->window);
 104     XMapWindow(ob_display, self->text);
 105
 106     self->a_normal = RrAppearanceCopy(ob_rr_theme->a_menu_normal);
 107     self->a_disabled = RrAppearanceCopy(ob_rr_theme->a_menu_disabled);
 108     self->a_selected = RrAppearanceCopy(ob_rr_theme->a_menu_selected);
 109
 110     if (entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR) {
 111         self->a_separator = RrAppearanceCopy(ob_rr_theme->a_clear_tex);
 112         self->a_separator->texture[0].type = RR_TEXTURE_LINE_ART;
 113     } else {
 114         self->a_icon = RrAppearanceCopy(ob_rr_theme->a_clear_tex);
 115         self->a_icon->texture[0].type = RR_TEXTURE_RGBA;
 116         self->a_mask = RrAppearanceCopy(ob_rr_theme->a_clear_tex);
 117         self->a_mask->texture[0].type = RR_TEXTURE_MASK;
 118         self->a_bullet_normal =
 119             RrAppearanceCopy(ob_rr_theme->a_menu_bullet_normal);
 120         self->a_bullet_selected =
 121             RrAppearanceCopy(ob_rr_theme->a_menu_bullet_selected);
 122     }
 123
 124     self->a_text_normal =
 125         RrAppearanceCopy(ob_rr_theme->a_menu_text_normal);
 126     self->a_text_disabled =
 127         RrAppearanceCopy(ob_rr_theme->a_menu_text_disabled);
 128     self->a_text_selected =
 129         RrAppearanceCopy(ob_rr_theme->a_menu_text_selected);
 130
 131     return self;
 132 }
 133
 134 static void menu_entry_frame_free(ObMenuEntryFrame *self)
 135 {
 136     if (self) {
 137         XDestroyWindow(ob_display, self->text);
 138         XDestroyWindow(ob_display, self->window);
 139         if (self->entry->type != OB_MENU_ENTRY_TYPE_SEPARATOR) {
 140             XDestroyWindow(ob_display, self->icon);
 141             XDestroyWindow(ob_display, self->bullet);
 142         }
 143
 144         RrAppearanceFree(self->a_normal);
 145         RrAppearanceFree(self->a_disabled);
 146         RrAppearanceFree(self->a_selected);
 147
 148         RrAppearanceFree(self->a_separator);
 149         RrAppearanceFree(self->a_icon);
 150         RrAppearanceFree(self->a_mask);
 151         RrAppearanceFree(self->a_text_normal);
 152         RrAppearanceFree(self->a_text_disabled);
 153         RrAppearanceFree(self->a_text_selected);
 154         RrAppearanceFree(self->a_bullet_normal);
 155         RrAppearanceFree(self->a_bullet_selected);
 156
 157         g_free(self);
 158     }
 159 }
 160
 161 void menu_frame_move(ObMenuFrame *self, gint x, gint y)
 162 {
 163     RECT_SET_POINT(self->area, x, y);
 164     XMoveWindow(ob_display, self->window, self->area.x, self->area.y);
 165 }
 166
 167 void menu_frame_move_on_screen(ObMenuFrame *self)
 168 {
 169     Rect *a;
 170     guint i;
 171     gint dx = 0, dy = 0;
 172     gint pos, half;
 173
 174     for (i = 0; i < screen_num_monitors; ++i) {
 175         a = screen_physical_area_monitor(i);
 176         if (RECT_INTERSECTS_RECT(*a, self->area))
 177             break;
 178     }
 179     if (!a) a = screen_physical_area_monitor(0);
 180
 181     half = g_list_length(self->entries) / 2;
 182     pos = g_list_index(self->entries, self->selected);
 183
 184     /* if in the bottom half then check this shit first, will keep the bottom
 185        edge of the menu visible */
 186     if (pos > half) {
 187         dx = MAX(dx, a->x - self->area.x);
 188         dy = MAX(dy, a->y - self->area.y);
 189     }
 190     dx = MIN(dx, (a->x + a->width) - (self->area.x + self->area.width));
 191     dy = MIN(dy, (a->y + a->height) - (self->area.y + self->area.height));
 192     /* if in the top half then check this shit last, will keep the top
 193        edge of the menu visible */
 194     if (pos <= half) {
 195         dx = MAX(dx, a->x - self->area.x);
 196         dy = MAX(dy, a->y - self->area.y);
 197     }
 198
 199     if (dx || dy) {
 200         ObMenuFrame *f;
 201
 202         for (f = self; f; f = f->parent)
 203             menu_frame_move(f, f->area.x + dx, f->area.y + dy);
 204         for (f = self->child; f; f = f->child)
 205             menu_frame_move(f, f->area.x + dx, f->area.y + dy);
 206         XWarpPointer(ob_display, None, None, 0, 0, 0, 0, dx, dy);
 207     }
 208 }
 209
 210 static void menu_entry_frame_render(ObMenuEntryFrame *self)
 211 {
 212     RrAppearance *item_a, *text_a;
 213     gint th; /* temp */
 214     ObMenu *sub;
 215     ObMenuFrame *frame = self->frame;
 216
 217     item_a = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 218                !self->entry->data.normal.enabled) ?
 219               self->a_disabled :
 220               (self == self->frame->selected ?
 221                self->a_selected :
 222                self->a_normal));
 223     switch (self->entry->type) {
 224     case OB_MENU_ENTRY_TYPE_NORMAL:
 225     case OB_MENU_ENTRY_TYPE_SUBMENU:
 226         th = self->frame->item_h;
 227         break;
 228     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 229         th = SEPARATOR_HEIGHT + 2*PADDING;
 230         break;
 231     }
 232     RECT_SET_SIZE(self->area, self->frame->inner_w, th);
 233     XResizeWindow(ob_display, self->window,
 234                   self->area.width, self->area.height);
 235     item_a->surface.parent = self->frame->a_items;
 236     item_a->surface.parentx = self->area.x;
 237     item_a->surface.parenty = self->area.y;
 238     RrPaint(item_a, self->window, self->area.width, self->area.height);
 239
 240     text_a = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 241                !self->entry->data.normal.enabled) ?
 242               self->a_text_disabled :
 243               (self == self->frame->selected ?
 244                self->a_text_selected :
 245                self->a_text_normal));
 246     switch (self->entry->type) {
 247     case OB_MENU_ENTRY_TYPE_NORMAL:
 248         text_a->texture[0].data.text.string = self->entry->data.normal.label;
 249         break;
 250     case OB_MENU_ENTRY_TYPE_SUBMENU:
 251         sub = self->entry->data.submenu.submenu;
 252         text_a->texture[0].data.text.string = sub ? sub->title : "";
 253         break;
 254     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 255         break;
 256     }
 257
 258     switch (self->entry->type) {
 259     case OB_MENU_ENTRY_TYPE_NORMAL:
 260         XMoveResizeWindow(ob_display, self->text,
 261                           self->frame->text_x, PADDING,
 262                           self->frame->text_w,
 263                           self->frame->item_h - 2*PADDING);
 264         text_a->surface.parent = item_a;
 265         text_a->surface.parentx = self->frame->text_x;
 266         text_a->surface.parenty = PADDING;
 267         RrPaint(text_a, self->text, self->frame->text_w,
 268                 self->frame->item_h - 2*PADDING);
 269         break;
 270     case OB_MENU_ENTRY_TYPE_SUBMENU:
 271         XMoveResizeWindow(ob_display, self->text,
 272                           self->frame->text_x, PADDING,
 273                           self->frame->text_w - self->frame->item_h,
 274                           self->frame->item_h - 2*PADDING);
 275         text_a->surface.parent = item_a;
 276         text_a->surface.parentx = self->frame->text_x;
 277         text_a->surface.parenty = PADDING;
 278         RrPaint(text_a, self->text, self->frame->text_w - self->frame->item_h,
 279                 self->frame->item_h - 2*PADDING);
 280         break;
 281     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 282         XMoveResizeWindow(ob_display, self->text, PADDING, PADDING,
 283                           self->area.width - 2*PADDING, SEPARATOR_HEIGHT);
 284         self->a_separator->surface.parent = item_a;
 285         self->a_separator->surface.parentx = PADDING;
 286         self->a_separator->surface.parenty = PADDING;
 287         self->a_separator->texture[0].data.lineart.color =
 288             text_a->texture[0].data.text.color;
 289         self->a_separator->texture[0].data.lineart.x1 = 2*PADDING;
 290         self->a_separator->texture[0].data.lineart.y1 = SEPARATOR_HEIGHT / 2;
 291         self->a_separator->texture[0].data.lineart.x2 =
 292             self->area.width - 4*PADDING;
 293         self->a_separator->texture[0].data.lineart.y2 = SEPARATOR_HEIGHT / 2;
 294         RrPaint(self->a_separator, self->text,
 295                 self->area.width - 2*PADDING, SEPARATOR_HEIGHT);
 296         break;
 297     }
 298
 299     if (self->entry->type != OB_MENU_ENTRY_TYPE_SEPARATOR &&
 300         self->entry->data.normal.icon_data)
 301     {
 302         XMoveResizeWindow(ob_display, self->icon,
 303                           PADDING, frame->item_margin.top,
 304                           self->frame->item_h - frame->item_margin.top
 305                           - frame->item_margin.bottom,
 306                           self->frame->item_h - frame->item_margin.top
 307                           - frame->item_margin.bottom);
 308         self->a_icon->texture[0].data.rgba.width =
 309             self->entry->data.normal.icon_width;
 310         self->a_icon->texture[0].data.rgba.height =
 311             self->entry->data.normal.icon_height;
 312         self->a_icon->texture[0].data.rgba.data =
 313             self->entry->data.normal.icon_data;
 314         self->a_icon->surface.parent = item_a;
 315         self->a_icon->surface.parentx = PADDING;
 316         self->a_icon->surface.parenty = frame->item_margin.top;
 317         RrPaint(self->a_icon, self->icon,
 318                 self->frame->item_h - frame->item_margin.top
 319                 - frame->item_margin.bottom,
 320                 self->frame->item_h - frame->item_margin.top
 321                 - frame->item_margin.bottom);
 322         XMapWindow(ob_display, self->icon);
 323     } else if (self->entry->type != OB_MENU_ENTRY_TYPE_SEPARATOR &&
 324                self->entry->data.normal.mask)
 325     {
 326         RrColor *c;
 327
 328         XMoveResizeWindow(ob_display, self->icon,
 329                           PADDING, frame->item_margin.top,
 330                           self->frame->item_h - frame->item_margin.top
 331                           - frame->item_margin.bottom,
 332                           self->frame->item_h - frame->item_margin.top
 333                           - frame->item_margin.bottom);
 334         self->a_mask->texture[0].data.mask.mask =
 335             self->entry->data.normal.mask;
 336
 337         c = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 338               !self->entry->data.normal.enabled) ?
 339              self->entry->data.normal.mask_disabled_color :
 340              (self == self->frame->selected ?
 341               self->entry->data.normal.mask_selected_color :
 342               self->entry->data.normal.mask_normal_color));
 343         self->a_mask->texture[0].data.mask.color = c;
 344
 345         self->a_mask->surface.parent = item_a;
 346         self->a_mask->surface.parentx = PADDING;
 347         self->a_mask->surface.parenty = frame->item_margin.top;
 348         RrPaint(self->a_mask, self->icon,
 349                 self->frame->item_h - frame->item_margin.top
 350                 - frame->item_margin.bottom,
 351                 self->frame->item_h - frame->item_margin.top
 352                 - frame->item_margin.bottom);
 353         XMapWindow(ob_display, self->icon);
 354     } else
 355         XUnmapWindow(ob_display, self->icon);
 356
 357     if (self->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
 358         RrAppearance *bullet_a;
 359         XMoveResizeWindow(ob_display, self->bullet,
 360                           self->frame->text_x + self->frame->text_w
 361                           - self->frame->item_h + PADDING, PADDING,
 362                           self->frame->item_h - 2*PADDING,
 363                           self->frame->item_h - 2*PADDING);
 364         bullet_a = (self == self->frame->selected ?
 365                     self->a_bullet_selected :
 366                     self->a_bullet_normal);
 367         bullet_a->surface.parent = item_a;
 368         bullet_a->surface.parentx =
 369             self->frame->text_x + self->frame->text_w - self->frame->item_h
 370             + PADDING;
 371         bullet_a->surface.parenty = PADDING;
 372         RrPaint(bullet_a, self->bullet,
 373                 self->frame->item_h - 2*PADDING,
 374                 self->frame->item_h - 2*PADDING);
 375         XMapWindow(ob_display, self->bullet);
 376     } else
 377         XUnmapWindow(ob_display, self->bullet);
 378
 379     XFlush(ob_display);
 380 }
 381
 382 static void menu_frame_render(ObMenuFrame *self)
 383 {
 384     gint w = 0, h = 0;
 385     gint allitems_h = 0;
 386     gint tw, th; /* temps */
 387     GList *it;
 388     gboolean has_icon = FALSE;
 389     ObMenu *sub;
 390
 391     XSetWindowBorderWidth(ob_display, self->window, ob_rr_theme->bwidth);
 392     XSetWindowBorder(ob_display, self->window,
 393                      RrColorPixel(ob_rr_theme->b_color));
 394
 395     if (!self->parent && self->show_title) {
 396         XMoveWindow(ob_display, self->title,
 397                     -ob_rr_theme->bwidth, h - ob_rr_theme->bwidth);
 398
 399         self->a_title->texture[0].data.text.string = self->menu->title;
 400         RrMinsize(self->a_title, &tw, &th);
 401         tw = MIN(tw, MAX_MENU_WIDTH);
 402         w = MAX(w, tw);
 403         h += (self->title_h = th + ob_rr_theme->bwidth);
 404
 405         XSetWindowBorderWidth(ob_display, self->title, ob_rr_theme->bwidth);
 406         XSetWindowBorder(ob_display, self->title,
 407                          RrColorPixel(ob_rr_theme->b_color));
 408     }
 409
 410     XMoveWindow(ob_display, self->items, 0, h);
 411
 412     STRUT_SET(self->item_margin, 0, 0, 0, 0);
 413
 414     if (self->entries) {
 415         ObMenuEntryFrame *e = self->entries->data;
 416         gint l, t, r, b;
 417
 418         e->a_text_normal->texture[0].data.text.string = "";
 419         RrMinsize(e->a_text_normal, &tw, &th);
 420         tw += 2*PADDING;
 421         th += 2*PADDING;
 422         self->item_h = th;
 423
 424         RrMargins(e->a_normal, &l, &t, &r, &b);
 425         STRUT_SET(self->item_margin,
 426                   MAX(self->item_margin.left, l),
 427                   MAX(self->item_margin.top, t),
 428                   MAX(self->item_margin.right, r),
 429                   MAX(self->item_margin.bottom, b));
 430         RrMargins(e->a_selected, &l, &t, &r, &b);
 431         STRUT_SET(self->item_margin,
 432                   MAX(self->item_margin.left, l),
 433                   MAX(self->item_margin.top, t),
 434                   MAX(self->item_margin.right, r),
 435                   MAX(self->item_margin.bottom, b));
 436         RrMargins(e->a_disabled, &l, &t, &r, &b);
 437         STRUT_SET(self->item_margin,
 438                   MAX(self->item_margin.left, l),
 439                   MAX(self->item_margin.top, t),
 440                   MAX(self->item_margin.right, r),
 441                   MAX(self->item_margin.bottom, b));
 442     } else
 443         self->item_h = 0;
 444
 445     for (it = self->entries; it; it = g_list_next(it)) {
 446         RrAppearance *text_a;
 447         ObMenuEntryFrame *e = it->data;
 448
 449         RECT_SET_POINT(e->area, 0, allitems_h);
 450         XMoveWindow(ob_display, e->window, 0, e->area.y);
 451
 452         text_a = ((e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 453                    !e->entry->data.normal.enabled) ?
 454                   e->a_text_disabled :
 455                   (e == self->selected ?
 456                    e->a_text_selected :
 457                    e->a_text_normal));
 458         switch (e->entry->type) {
 459         case OB_MENU_ENTRY_TYPE_NORMAL:
 460             text_a->texture[0].data.text.string = e->entry->data.normal.label;
 461             RrMinsize(text_a, &tw, &th);
 462             tw = MIN(tw, MAX_MENU_WIDTH);
 463
 464             if (e->entry->data.normal.icon_data ||
 465                 e->entry->data.normal.mask)
 466                 has_icon = TRUE;
 467             break;
 468         case OB_MENU_ENTRY_TYPE_SUBMENU:
 469             sub = e->entry->data.submenu.submenu;
 470             text_a->texture[0].data.text.string = sub ? sub->title : "";
 471             RrMinsize(text_a, &tw, &th);
 472             tw = MIN(tw, MAX_MENU_WIDTH);
 473
 474             if (e->entry->data.normal.icon_data ||
 475                 e->entry->data.normal.mask)
 476                 has_icon = TRUE;
 477
 478             tw += self->item_h - PADDING;
 479             break;
 480         case OB_MENU_ENTRY_TYPE_SEPARATOR:
 481             tw = 0;
 482             th = SEPARATOR_HEIGHT;
 483             break;
 484         }
 485         tw += 2*PADDING;
 486         th += 2*PADDING;
 487         w = MAX(w, tw);
 488         h += th;
 489         allitems_h += th;
 490     }
 491
 492     self->text_x = PADDING;
 493     self->text_w = w;
 494
 495     if (self->entries) {
 496         if (has_icon) {
 497             w += self->item_h + PADDING;
 498             self->text_x += self->item_h + PADDING;
 499         }
 500     }
 501
 502     if (!w) w = 10;
 503     if (!allitems_h) {
 504         allitems_h = 3;
 505         h += 3;
 506     }
 507
 508     XResizeWindow(ob_display, self->window, w, h);
 509     XResizeWindow(ob_display, self->items, w, allitems_h);
 510
 511     self->inner_w = w;
 512
 513     if (!self->parent && self->show_title) {
 514         XResizeWindow(ob_display, self->title,
 515                       w, self->title_h - ob_rr_theme->bwidth);
 516         RrPaint(self->a_title, self->title,
 517                 w, self->title_h - ob_rr_theme->bwidth);
 518         XMapWindow(ob_display, self->title);
 519     } else
 520         XUnmapWindow(ob_display, self->title);
 521
 522     RrPaint(self->a_items, self->items, w, allitems_h);
 523
 524     for (it = self->entries; it; it = g_list_next(it))
 525         menu_entry_frame_render(it->data);
 526
 527     w += ob_rr_theme->bwidth * 2;
 528     h += ob_rr_theme->bwidth * 2;
 529
 530     RECT_SET_SIZE(self->area, w, h);
 531
 532     XFlush(ob_display);
 533 }
 534
 535 static void menu_frame_update(ObMenuFrame *self)
 536 {
 537     GList *mit, *fit;
 538
 539     menu_pipe_execute(self->menu);
 540     menu_find_submenus(self->menu);
 541
 542     self->selected = NULL;
 543
 544     for (mit = self->menu->entries, fit = self->entries; mit && fit;
 545          mit = g_list_next(mit), fit = g_list_next(fit))
 546     {
 547         ObMenuEntryFrame *f = fit->data;
 548         f->entry = mit->data;
 549     }
 550
 551     while (mit) {
 552         ObMenuEntryFrame *e = menu_entry_frame_new(mit->data, self);
 553         self->entries = g_list_append(self->entries, e);
 554         mit = g_list_next(mit);
 555     }
 556
 557     while (fit) {
 558         GList *n = g_list_next(fit);
 559         menu_entry_frame_free(fit->data);
 560         self->entries = g_list_delete_link(self->entries, fit);
 561         fit = n;
 562     }
 563
 564     menu_frame_render(self);
 565 }
 566
 567 void menu_frame_show(ObMenuFrame *self, ObMenuFrame *parent)
 568 {
 569     GList *it;
 570
 571     if (g_list_find(menu_frame_visible, self))
 572         return;
 573
 574     if (parent) {
 575         if (parent->child)
 576             menu_frame_hide(parent->child);
 577         parent->child = self;
 578     }
 579     self->parent = parent;
 580
 581     if (menu_frame_visible == NULL) {
 582         /* no menus shown yet */
 583         grab_pointer(TRUE, OB_CURSOR_NONE);
 584         grab_keyboard(TRUE);
 585     }
 586
 587     /* determine if the underlying menu is already visible */
 588     for (it = menu_frame_visible; it; it = g_list_next(it)) {
 589         ObMenuFrame *f = it->data;
 590         if (f->menu == self->menu)
 591             break;
 592     }
 593     if (!it) {
 594         if (self->menu->update_func)
 595             self->menu->update_func(self, self->menu->data);
 596     }
 597
 598     menu_frame_update(self);
 599
 600     menu_frame_visible = g_list_prepend(menu_frame_visible, self);
 601
 602     menu_frame_move_on_screen(self);
 603
 604     XMapWindow(ob_display, self->window);
 605 }
 606
 607 void menu_frame_hide(ObMenuFrame *self)
 608 {
 609     GList *it = g_list_find(menu_frame_visible, self);
 610
 611     if (!it)
 612         return;
 613
 614     if (self->child)
 615         menu_frame_hide(self->child);
 616
 617     if (self->parent)
 618         self->parent->child = NULL;
 619     self->parent = NULL;
 620
 621     menu_frame_visible = g_list_delete_link(menu_frame_visible, it);
 622
 623     if (menu_frame_visible == NULL) {
 624         /* last menu shown */
 625         grab_pointer(FALSE, OB_CURSOR_NONE);
 626         grab_keyboard(FALSE);
 627     }
 628
 629     XUnmapWindow(ob_display, self->window);
 630
 631     menu_frame_free(self);
 632 }
 633
 634 void menu_frame_hide_all()
 635 {
 636     GList *it = g_list_last(menu_frame_visible);
 637     if (it)
 638         menu_frame_hide(it->data);
 639 }
 640
 641 void menu_frame_hide_all_client(ObClient *client)
 642 {
 643     GList *it = g_list_last(menu_frame_visible);
 644     if (it) {
 645         ObMenuFrame *f = it->data;
 646         if (f->client == client)
 647             menu_frame_hide(f);
 648     }
 649 }
 650
 651
 652 ObMenuFrame* menu_frame_under(gint x, gint y)
 653 {
 654     ObMenuFrame *ret = NULL;
 655     GList *it;
 656
 657     for (it = menu_frame_visible; it; it = g_list_next(it)) {
 658         ObMenuFrame *f = it->data;
 659
 660         if (RECT_CONTAINS(f->area, x, y)) {
 661             ret = f;
 662             break;
 663         }
 664     }
 665     return ret;
 666 }
 667
 668 ObMenuEntryFrame* menu_entry_frame_under(gint x, gint y)
 669 {
 670     ObMenuFrame *frame;
 671     ObMenuEntryFrame *ret = NULL;
 672     GList *it;
 673
 674     if ((frame = menu_frame_under(x, y))) {
 675         x -= ob_rr_theme->bwidth + frame->area.x;
 676         y -= frame->title_h + ob_rr_theme->bwidth + frame->area.y;
 677
 678         for (it = frame->entries; it; it = g_list_next(it)) {
 679             ObMenuEntryFrame *e = it->data;
 680
 681             if (RECT_CONTAINS(e->area, x, y)) {
 682                 ret = e;
 683                 break;
 684             }
 685         }
 686     }
 687     return ret;
 688 }
 689
 690 void menu_frame_select(ObMenuFrame *self, ObMenuEntryFrame *entry)
 691 {
 692     ObMenuEntryFrame *old = self->selected;
 693     ObMenuFrame *oldchild = self->child;
 694
 695     if (entry && entry->entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR)
 696         entry = old;
 697
 698     if (old == entry) return;
 699
 700     self->selected = entry;
 701
 702     if (old)
 703         menu_entry_frame_render(old);
 704     if (oldchild)
 705         menu_frame_hide(oldchild);
 706
 707     if (self->selected) {
 708         menu_entry_frame_render(self->selected);
 709
 710         if (self->selected->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
 711             menu_entry_frame_show_submenu(self->selected);
 712     }
 713 }
 714
 715 void menu_entry_frame_show_submenu(ObMenuEntryFrame *self)
 716 {
 717     ObMenuFrame *f;
 718
 719     if (!self->entry->data.submenu.submenu) return;
 720
 721     f = menu_frame_new(self->entry->data.submenu.submenu,
 722                        self->frame->client);
 723     menu_frame_move(f,
 724                     self->frame->area.x + self->frame->area.width
 725                     - ob_rr_theme->menu_overlap - ob_rr_theme->bwidth,
 726                     self->frame->area.y + self->frame->title_h +
 727                     self->area.y + ob_rr_theme->menu_overlap);
 728     menu_frame_show(f, self->frame);
 729 }
 730
 731 void menu_entry_frame_execute(ObMenuEntryFrame *self, guint state)
 732 {
 733     if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 734         self->entry->data.normal.enabled)
 735     {
 736         /* grab all this shizzle, cuz when the menu gets hidden, 'self'
 737            gets freed */
 738         ObMenuEntry *entry = self->entry;
 739         ObMenuExecuteFunc func = self->frame->menu->execute_func;
 740         gpointer data = self->frame->menu->data;
 741         GSList *acts = self->entry->data.normal.actions;
 742         ObClient *client = self->frame->client;
 743
 744         /* release grabs before executing the shit */
 745         if (!(state & ControlMask))
 746             menu_frame_hide_all();
 747
 748         if (func)
 749             func(entry, state, data);
 750         else {
 751             GSList *it;
 752
 753             for (it = acts; it; it = g_slist_next(it))
 754                 action_run(it->data, client, state);
 755         }
 756     }
 757 }
 758
 759 void menu_frame_select_previous(ObMenuFrame *self)
 760 {
 761     GList *it = NULL, *start;
 762
 763     if (self->entries) {
 764         start = it = g_list_find(self->entries, self->selected);
 765         while (TRUE) {
 766             ObMenuEntryFrame *e;
 767
 768             it = it ? g_list_previous(it) : g_list_last(self->entries);
 769             if (it == start)
 770                 break;
 771
 772             if (it) {
 773                 e = it->data;
 774                 if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
 775                     break;
 776                 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 777                     e->entry->data.normal.enabled)
 778                     break;
 779             }
 780         }
 781     }
 782     menu_frame_select(self, it ? it->data : NULL);
 783 }
 784
 785 void menu_frame_select_next(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_next(it) : 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 }