openbox/menuframe.c

   1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
   2
   3    menuframe.c for the Openbox window manager
   4    Copyright (c) 2006        Mikael Magnusson
   5    Copyright (c) 2003-2007   Dana Jansens
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    See the COPYING file for a copy of the GNU General Public License.
  18 */
  19
  20 #include "menuframe.h"
  21 #include "client.h"
  22 #include "menu.h"
  23 #include "screen.h"
  24 #include "grab.h"
  25 #include "openbox.h"
  26 #include "mainloop.h"
  27 #include "config.h"
  28 #include "render/theme.h"
  29
  30 #define PADDING 2
  31 #define SEPARATOR_HEIGHT 3
  32 #define MAX_MENU_WIDTH 400
  33
  34 #define FRAME_EVENTMASK (ButtonPressMask |ButtonMotionMask | \
  35                          PointerMotionHintMask | \
  36                          EnterWindowMask | LeaveWindowMask)
  37 #define ENTRY_EVENTMASK (EnterWindowMask | LeaveWindowMask | \
  38                          ButtonPressMask | ButtonReleaseMask)
  39
  40 GList *menu_frame_visible;
  41
  42 static ObMenuEntryFrame* menu_entry_frame_new(ObMenuEntry *entry,
  43                                               ObMenuFrame *frame);
  44 static void menu_entry_frame_free(ObMenuEntryFrame *self);
  45 static void menu_frame_render(ObMenuFrame *self);
  46 static void menu_frame_update(ObMenuFrame *self);
  47 static gboolean menu_entry_frame_submenu_timeout(gpointer data);
  48
  49 static Window createWindow(Window parent, gulong mask,
  50                            XSetWindowAttributes *attrib)
  51 {
  52     return XCreateWindow(ob_display, parent, 0, 0, 1, 1, 0,
  53                          RrDepth(ob_rr_inst), InputOutput,
  54                          RrVisual(ob_rr_inst), mask, attrib);
  55 }
  56
  57 GHashTable *menu_frame_map;
  58
  59 void menu_frame_startup(gboolean reconfig)
  60 {
  61     if (reconfig) return;
  62
  63     menu_frame_map = g_hash_table_new(g_int_hash, g_int_equal);
  64 }
  65
  66 void menu_frame_shutdown(gboolean reconfig)
  67 {
  68     if (reconfig) return;
  69
  70     g_hash_table_destroy(menu_frame_map);
  71 }
  72
  73 ObMenuFrame* menu_frame_new(ObMenu *menu, ObClient *client)
  74 {
  75     ObMenuFrame *self;
  76     XSetWindowAttributes attr;
  77
  78     self = g_new0(ObMenuFrame, 1);
  79     self->type = Window_Menu;
  80     self->menu = menu;
  81     self->selected = NULL;
  82     self->client = client;
  83     self->direction_right = TRUE;
  84
  85     attr.event_mask = FRAME_EVENTMASK;
  86     self->window = createWindow(RootWindow(ob_display, ob_screen),
  87                                 CWEventMask, &attr);
  88
  89     self->a_title = RrAppearanceCopy(ob_rr_theme->a_menu_title);
  90     self->a_items = RrAppearanceCopy(ob_rr_theme->a_menu);
  91
  92     stacking_add(MENU_AS_WINDOW(self));
  93
  94     return self;
  95 }
  96
  97 void menu_frame_free(ObMenuFrame *self)
  98 {
  99     if (self) {
 100         while (self->entries) {
 101             menu_entry_frame_free(self->entries->data);
 102             self->entries = g_list_delete_link(self->entries, self->entries);
 103         }
 104
 105         stacking_remove(MENU_AS_WINDOW(self));
 106
 107         XDestroyWindow(ob_display, self->window);
 108
 109         RrAppearanceFree(self->a_items);
 110         RrAppearanceFree(self->a_title);
 111
 112         g_free(self);
 113     }
 114 }
 115
 116 static ObMenuEntryFrame* menu_entry_frame_new(ObMenuEntry *entry,
 117                                               ObMenuFrame *frame)
 118 {
 119     ObMenuEntryFrame *self;
 120     XSetWindowAttributes attr;
 121
 122     self = g_new0(ObMenuEntryFrame, 1);
 123     self->entry = entry;
 124     self->frame = frame;
 125
 126     attr.event_mask = ENTRY_EVENTMASK;
 127     self->window = createWindow(self->frame->window, CWEventMask, &attr);
 128     self->text = createWindow(self->window, 0, NULL);
 129     g_hash_table_insert(menu_frame_map, &self->window, self);
 130     g_hash_table_insert(menu_frame_map, &self->text, self);
 131     if (entry->type == OB_MENU_ENTRY_TYPE_NORMAL) {
 132         self->icon = createWindow(self->window, 0, NULL);
 133         g_hash_table_insert(menu_frame_map, &self->icon, self);
 134     }
 135     if (entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
 136         self->bullet = createWindow(self->window, 0, NULL);
 137         g_hash_table_insert(menu_frame_map, &self->bullet, self);
 138     }
 139
 140     XMapWindow(ob_display, self->window);
 141     XMapWindow(ob_display, self->text);
 142
 143     self->a_normal = RrAppearanceCopy(ob_rr_theme->a_menu_normal);
 144     self->a_disabled = RrAppearanceCopy(ob_rr_theme->a_menu_disabled);
 145     self->a_selected = RrAppearanceCopy(ob_rr_theme->a_menu_selected);
 146
 147     if (entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR) {
 148         self->a_separator = RrAppearanceCopy(ob_rr_theme->a_clear_tex);
 149         self->a_separator->texture[0].type = RR_TEXTURE_LINE_ART;
 150     } else {
 151         self->a_icon = RrAppearanceCopy(ob_rr_theme->a_clear_tex);
 152         self->a_icon->texture[0].type = RR_TEXTURE_RGBA;
 153         self->a_mask = RrAppearanceCopy(ob_rr_theme->a_clear_tex);
 154         self->a_mask->texture[0].type = RR_TEXTURE_MASK;
 155         self->a_bullet_normal =
 156             RrAppearanceCopy(ob_rr_theme->a_menu_bullet_normal);
 157         self->a_bullet_selected =
 158             RrAppearanceCopy(ob_rr_theme->a_menu_bullet_selected);
 159     }
 160
 161     self->a_text_normal =
 162         RrAppearanceCopy(ob_rr_theme->a_menu_text_normal);
 163     self->a_text_disabled =
 164         RrAppearanceCopy(ob_rr_theme->a_menu_text_disabled);
 165     self->a_text_selected =
 166         RrAppearanceCopy(ob_rr_theme->a_menu_text_selected);
 167     self->a_text_title =
 168         RrAppearanceCopy(ob_rr_theme->a_menu_text_title);
 169
 170     return self;
 171 }
 172
 173 static void menu_entry_frame_free(ObMenuEntryFrame *self)
 174 {
 175     if (self) {
 176         XDestroyWindow(ob_display, self->text);
 177         XDestroyWindow(ob_display, self->window);
 178         g_hash_table_remove(menu_frame_map, &self->text);
 179         g_hash_table_remove(menu_frame_map, &self->window);
 180         if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL) {
 181             XDestroyWindow(ob_display, self->icon);
 182             g_hash_table_remove(menu_frame_map, &self->icon);
 183         }
 184         if (self->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
 185             XDestroyWindow(ob_display, self->bullet);
 186             g_hash_table_remove(menu_frame_map, &self->bullet);
 187         }
 188
 189         RrAppearanceFree(self->a_normal);
 190         RrAppearanceFree(self->a_disabled);
 191         RrAppearanceFree(self->a_selected);
 192
 193         RrAppearanceFree(self->a_separator);
 194         RrAppearanceFree(self->a_icon);
 195         RrAppearanceFree(self->a_mask);
 196         RrAppearanceFree(self->a_text_normal);
 197         RrAppearanceFree(self->a_text_disabled);
 198         RrAppearanceFree(self->a_text_selected);
 199         RrAppearanceFree(self->a_text_title);
 200         RrAppearanceFree(self->a_bullet_normal);
 201         RrAppearanceFree(self->a_bullet_selected);
 202
 203         g_free(self);
 204     }
 205 }
 206
 207 void menu_frame_move(ObMenuFrame *self, gint x, gint y)
 208 {
 209     RECT_SET_POINT(self->area, x, y);
 210     XMoveWindow(ob_display, self->window, self->area.x, self->area.y);
 211 }
 212
 213 void menu_frame_place_topmenu(ObMenuFrame *self, gint x, gint y)
 214 {
 215     if (self->client && x < 0 && y < 0) {
 216         x = self->client->frame->area.x + self->client->frame->size.left;
 217         y = self->client->frame->area.y + self->client->frame->size.top;
 218     } else {
 219         if (config_menu_middle)
 220             y -= self->area.height / 2;
 221     }
 222     menu_frame_move(self, x, y);
 223 }
 224
 225 void menu_frame_place_submenu(ObMenuFrame *self)
 226 {
 227     gint x, y;
 228     gint overlap;
 229     gint bwidth;
 230
 231     overlap = ob_rr_theme->menu_overlap;
 232     bwidth = ob_rr_theme->mbwidth;
 233
 234     if (self->direction_right)
 235         x = self->parent->area.x + self->parent->area.width - overlap - bwidth;
 236     else
 237         x = self->parent->area.x - self->area.width + overlap + bwidth;
 238
 239     y = self->parent->area.y + self->parent_entry->area.y;
 240     if (config_menu_middle)
 241         y -= (self->area.height - (bwidth * 2) - self->item_h) / 2;
 242     else
 243         y += overlap;
 244
 245     menu_frame_move(self, x, y);
 246 }
 247
 248 void menu_frame_move_on_screen(ObMenuFrame *self, gint *dx, gint *dy)
 249 {
 250     Rect *a = NULL;
 251     gint pos, half;
 252
 253     *dx = *dy = 0;
 254
 255     a = screen_physical_area_monitor(self->monitor);
 256
 257     half = g_list_length(self->entries) / 2;
 258     pos = g_list_index(self->entries, self->selected);
 259
 260     /* if in the bottom half then check this stuff first, will keep the bottom
 261        edge of the menu visible */
 262     if (pos > half) {
 263         *dx = MAX(*dx, a->x - self->area.x);
 264         *dy = MAX(*dy, a->y - self->area.y);
 265     }
 266     *dx = MIN(*dx, (a->x + a->width) - (self->area.x + self->area.width));
 267     *dy = MIN(*dy, (a->y + a->height) - (self->area.y + self->area.height));
 268     /* if in the top half then check this stuff last, will keep the top
 269        edge of the menu visible */
 270     if (pos <= half) {
 271         *dx = MAX(*dx, a->x - self->area.x);
 272         *dy = MAX(*dy, a->y - self->area.y);
 273     }
 274 }
 275
 276 static void menu_entry_frame_render(ObMenuEntryFrame *self)
 277 {
 278     RrAppearance *item_a, *text_a;
 279     gint th; /* temp */
 280     ObMenu *sub;
 281     ObMenuFrame *frame = self->frame;
 282
 283     switch (self->entry->type) {
 284     case OB_MENU_ENTRY_TYPE_NORMAL:
 285     case OB_MENU_ENTRY_TYPE_SUBMENU:
 286         item_a = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 287                    !self->entry->data.normal.enabled) ?
 288                   self->a_disabled :
 289                   (self == self->frame->selected ?
 290                    self->a_selected :
 291                    self->a_normal));
 292         th = self->frame->item_h;
 293         break;
 294     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 295         if (self->entry->data.separator.label) {
 296             item_a = self->frame->a_title;
 297             th = ob_rr_theme->menu_title_height;
 298         } else {
 299             item_a = self->a_normal;
 300             th = SEPARATOR_HEIGHT + 2*PADDING;
 301         }
 302         break;
 303     default:
 304         g_assert_not_reached();
 305     }
 306     RECT_SET_SIZE(self->area, self->frame->inner_w, th);
 307     XResizeWindow(ob_display, self->window,
 308                   self->area.width, self->area.height);
 309     item_a->surface.parent = self->frame->a_items;
 310     item_a->surface.parentx = self->area.x;
 311     item_a->surface.parenty = self->area.y;
 312     RrPaint(item_a, self->window, self->area.width, self->area.height);
 313
 314     switch (self->entry->type) {
 315     case OB_MENU_ENTRY_TYPE_NORMAL:
 316         text_a = (!self->entry->data.normal.enabled ?
 317                   self->a_text_disabled :
 318                   (self == self->frame->selected ?
 319                    self->a_text_selected :
 320                    self->a_text_normal));
 321         text_a->texture[0].data.text.string = self->entry->data.normal.label;
 322         break;
 323     case OB_MENU_ENTRY_TYPE_SUBMENU:
 324         text_a = (self == self->frame->selected ?
 325                   self->a_text_selected :
 326                   self->a_text_normal);
 327         sub = self->entry->data.submenu.submenu;
 328         text_a->texture[0].data.text.string = sub ? sub->title : "";
 329         break;
 330     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 331         if (self->entry->data.separator.label != NULL)
 332             text_a = self->a_text_title;
 333         else
 334             text_a = self->a_text_normal;
 335         break;
 336     }
 337
 338     switch (self->entry->type) {
 339     case OB_MENU_ENTRY_TYPE_NORMAL:
 340         XMoveResizeWindow(ob_display, self->text,
 341                           self->frame->text_x, PADDING,
 342                           self->frame->text_w,
 343                           self->frame->item_h - 2*PADDING);
 344         text_a->surface.parent = item_a;
 345         text_a->surface.parentx = self->frame->text_x;
 346         text_a->surface.parenty = PADDING;
 347         RrPaint(text_a, self->text, self->frame->text_w,
 348                 self->frame->item_h - 2*PADDING);
 349         break;
 350     case OB_MENU_ENTRY_TYPE_SUBMENU:
 351         XMoveResizeWindow(ob_display, self->text,
 352                           self->frame->text_x, PADDING,
 353                           self->frame->text_w - self->frame->item_h,
 354                           self->frame->item_h - 2*PADDING);
 355         text_a->surface.parent = item_a;
 356         text_a->surface.parentx = self->frame->text_x;
 357         text_a->surface.parenty = PADDING;
 358         RrPaint(text_a, self->text, self->frame->text_w - self->frame->item_h,
 359                 self->frame->item_h - 2*PADDING);
 360         break;
 361     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 362         if (self->entry->data.separator.label != NULL) {
 363             /* labeled separator */
 364             XMoveResizeWindow(ob_display, self->text,
 365                               ob_rr_theme->paddingx, ob_rr_theme->paddingy,
 366                               self->area.width - 2*ob_rr_theme->paddingx,
 367                               ob_rr_theme->menu_title_height -
 368                               2*ob_rr_theme->paddingy);
 369             text_a->surface.parent = item_a;
 370             text_a->surface.parentx = ob_rr_theme->paddingx;
 371             text_a->surface.parenty = ob_rr_theme->paddingy;
 372             RrPaint(text_a, self->text,
 373                     self->area.width - 2*ob_rr_theme->paddingx,
 374                     ob_rr_theme->menu_title_height -
 375                     2*ob_rr_theme->paddingy);
 376         } else {
 377             /* unlabeled separaator */
 378             XMoveResizeWindow(ob_display, self->text, PADDING, PADDING,
 379                               self->area.width - 2*PADDING, SEPARATOR_HEIGHT);
 380             self->a_separator->surface.parent = item_a;
 381             self->a_separator->surface.parentx = PADDING;
 382             self->a_separator->surface.parenty = PADDING;
 383             self->a_separator->texture[0].data.lineart.color =
 384                 text_a->texture[0].data.text.color;
 385             self->a_separator->texture[0].data.lineart.x1 = 2*PADDING;
 386             self->a_separator->texture[0].data.lineart.y1 = SEPARATOR_HEIGHT/2;
 387             self->a_separator->texture[0].data.lineart.x2 =
 388                 self->area.width - 4*PADDING;
 389             self->a_separator->texture[0].data.lineart.y2 = SEPARATOR_HEIGHT/2;
 390             RrPaint(self->a_separator, self->text,
 391                     self->area.width - 2*PADDING, SEPARATOR_HEIGHT);
 392         }
 393         break;
 394     }
 395
 396     if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 397         self->entry->data.normal.icon_data)
 398     {
 399         XMoveResizeWindow(ob_display, self->icon,
 400                           PADDING, frame->item_margin.top,
 401                           self->frame->item_h - frame->item_margin.top
 402                           - frame->item_margin.bottom,
 403                           self->frame->item_h - frame->item_margin.top
 404                           - frame->item_margin.bottom);
 405         self->a_icon->texture[0].data.rgba.width =
 406             self->entry->data.normal.icon_width;
 407         self->a_icon->texture[0].data.rgba.height =
 408             self->entry->data.normal.icon_height;
 409         self->a_icon->texture[0].data.rgba.data =
 410             self->entry->data.normal.icon_data;
 411         self->a_icon->surface.parent = item_a;
 412         self->a_icon->surface.parentx = PADDING;
 413         self->a_icon->surface.parenty = frame->item_margin.top;
 414         RrPaint(self->a_icon, self->icon,
 415                 self->frame->item_h - frame->item_margin.top
 416                 - frame->item_margin.bottom,
 417                 self->frame->item_h - frame->item_margin.top
 418                 - frame->item_margin.bottom);
 419         XMapWindow(ob_display, self->icon);
 420     } else if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 421                self->entry->data.normal.mask)
 422     {
 423         RrColor *c;
 424
 425         XMoveResizeWindow(ob_display, self->icon,
 426                           PADDING, frame->item_margin.top,
 427                           self->frame->item_h - frame->item_margin.top
 428                           - frame->item_margin.bottom,
 429                           self->frame->item_h - frame->item_margin.top
 430                           - frame->item_margin.bottom);
 431         self->a_mask->texture[0].data.mask.mask =
 432             self->entry->data.normal.mask;
 433
 434         c = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 435               !self->entry->data.normal.enabled) ?
 436              self->entry->data.normal.mask_disabled_color :
 437              (self == self->frame->selected ?
 438               self->entry->data.normal.mask_selected_color :
 439               self->entry->data.normal.mask_normal_color));
 440         self->a_mask->texture[0].data.mask.color = c;
 441
 442         self->a_mask->surface.parent = item_a;
 443         self->a_mask->surface.parentx = PADDING;
 444         self->a_mask->surface.parenty = frame->item_margin.top;
 445         RrPaint(self->a_mask, self->icon,
 446                 self->frame->item_h - frame->item_margin.top
 447                 - frame->item_margin.bottom,
 448                 self->frame->item_h - frame->item_margin.top
 449                 - frame->item_margin.bottom);
 450         XMapWindow(ob_display, self->icon);
 451     } else
 452         XUnmapWindow(ob_display, self->icon);
 453
 454     if (self->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
 455         RrAppearance *bullet_a;
 456         XMoveResizeWindow(ob_display, self->bullet,
 457                           self->frame->text_x + self->frame->text_w
 458                           - self->frame->item_h + PADDING, PADDING,
 459                           self->frame->item_h - 2*PADDING,
 460                           self->frame->item_h - 2*PADDING);
 461         bullet_a = (self == self->frame->selected ?
 462                     self->a_bullet_selected :
 463                     self->a_bullet_normal);
 464         bullet_a->surface.parent = item_a;
 465         bullet_a->surface.parentx =
 466             self->frame->text_x + self->frame->text_w - self->frame->item_h
 467             + PADDING;
 468         bullet_a->surface.parenty = PADDING;
 469         RrPaint(bullet_a, self->bullet,
 470                 self->frame->item_h - 2*PADDING,
 471                 self->frame->item_h - 2*PADDING);
 472         XMapWindow(ob_display, self->bullet);
 473     } else
 474         XUnmapWindow(ob_display, self->bullet);
 475
 476     XFlush(ob_display);
 477 }
 478
 479 static void menu_frame_render(ObMenuFrame *self)
 480 {
 481     gint w = 0, h = 0;
 482     gint tw, th; /* temps */
 483     GList *it;
 484     gboolean has_icon = FALSE;
 485     ObMenu *sub;
 486     ObMenuEntryFrame *e;
 487
 488     XSetWindowBorderWidth(ob_display, self->window, ob_rr_theme->mbwidth);
 489     XSetWindowBorder(ob_display, self->window,
 490                      RrColorPixel(ob_rr_theme->menu_b_color));
 491
 492     /* find text dimensions */
 493
 494     STRUT_SET(self->item_margin, 0, 0, 0, 0);
 495
 496     if (self->entries) {
 497         ObMenuEntryFrame *e = self->entries->data;
 498         gint l, t, r, b;
 499
 500         e->a_text_normal->texture[0].data.text.string = "";
 501         RrMinsize(e->a_text_normal, &tw, &th);
 502         tw += 2*PADDING;
 503         th += 2*PADDING;
 504         self->item_h = th;
 505
 506         RrMargins(e->a_normal, &l, &t, &r, &b);
 507         STRUT_SET(self->item_margin,
 508                   MAX(self->item_margin.left, l),
 509                   MAX(self->item_margin.top, t),
 510                   MAX(self->item_margin.right, r),
 511                   MAX(self->item_margin.bottom, b));
 512         RrMargins(e->a_selected, &l, &t, &r, &b);
 513         STRUT_SET(self->item_margin,
 514                   MAX(self->item_margin.left, l),
 515                   MAX(self->item_margin.top, t),
 516                   MAX(self->item_margin.right, r),
 517                   MAX(self->item_margin.bottom, b));
 518         RrMargins(e->a_disabled, &l, &t, &r, &b);
 519         STRUT_SET(self->item_margin,
 520                   MAX(self->item_margin.left, l),
 521                   MAX(self->item_margin.top, t),
 522                   MAX(self->item_margin.right, r),
 523                   MAX(self->item_margin.bottom, b));
 524     } else
 525         self->item_h = 0;
 526
 527     /* render the entries */
 528
 529     for (it = self->entries; it; it = g_list_next(it)) {
 530         RrAppearance *text_a;
 531         e = it->data;
 532
 533         /* if the first entry is a labeled separator, then make its border
 534            overlap with the menu's outside border */
 535         if (it == self->entries &&
 536             e->entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR &&
 537             e->entry->data.separator.label)
 538         {
 539             h -= ob_rr_theme->mbwidth;
 540         }
 541
 542         if (e->entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR &&
 543             e->entry->data.separator.label)
 544         {
 545             e->border = ob_rr_theme->mbwidth;
 546         }
 547
 548         RECT_SET_POINT(e->area, 0, h+e->border);
 549         XMoveWindow(ob_display, e->window, e->area.x-e->border, e->area.y-e->border);
 550         XSetWindowBorderWidth(ob_display, e->window, e->border);
 551         XSetWindowBorder(ob_display, e->window,
 552                          RrColorPixel(ob_rr_theme->menu_b_color));
 553
 554         text_a = ((e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 555                    !e->entry->data.normal.enabled) ?
 556                   e->a_text_disabled :
 557                   (e == self->selected ?
 558                    e->a_text_selected :
 559                    e->a_text_normal));
 560         switch (e->entry->type) {
 561         case OB_MENU_ENTRY_TYPE_NORMAL:
 562             text_a->texture[0].data.text.string = e->entry->data.normal.label;
 563             RrMinsize(text_a, &tw, &th);
 564             tw = MIN(tw, MAX_MENU_WIDTH);
 565
 566             if (e->entry->data.normal.icon_data ||
 567                 e->entry->data.normal.mask)
 568                 has_icon = TRUE;
 569             break;
 570         case OB_MENU_ENTRY_TYPE_SUBMENU:
 571             sub = e->entry->data.submenu.submenu;
 572             text_a->texture[0].data.text.string = sub ? sub->title : "";
 573             RrMinsize(text_a, &tw, &th);
 574             tw = MIN(tw, MAX_MENU_WIDTH);
 575
 576             if (e->entry->data.normal.icon_data ||
 577                 e->entry->data.normal.mask)
 578                 has_icon = TRUE;
 579
 580             tw += self->item_h - PADDING;
 581             break;
 582         case OB_MENU_ENTRY_TYPE_SEPARATOR:
 583             if (e->entry->data.separator.label != NULL) {
 584                 e->a_text_title->texture[0].data.text.string =
 585                     e->entry->data.separator.label;
 586                 RrMinsize(e->a_text_title, &tw, &th);
 587                 tw = MIN(tw, MAX_MENU_WIDTH);
 588                 th = ob_rr_theme->menu_title_height +
 589                     (ob_rr_theme->mbwidth - PADDING) *2;
 590             } else {
 591                 tw = 0;
 592                 th = SEPARATOR_HEIGHT;
 593             }
 594             break;
 595         }
 596         tw += 2*PADDING;
 597         th += 2*PADDING;
 598         w = MAX(w, tw);
 599         h += th;
 600     }
 601
 602     /* if the last entry is a labeled separator, then make its border
 603        overlap with the menu's outside border */
 604     it = g_list_last(self->entries);
 605     e = it ? it->data : NULL;
 606     if (e && e->entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR &&
 607         e->entry->data.separator.label)
 608     {
 609         h -= ob_rr_theme->mbwidth;
 610     }
 611
 612     self->text_x = PADDING;
 613     self->text_w = w;
 614
 615     if (self->entries) {
 616         if (has_icon) {
 617             w += self->item_h + PADDING;
 618             self->text_x += self->item_h + PADDING;
 619         }
 620     }
 621
 622     if (!w) w = 10;
 623     if (!h) h = 3;
 624
 625     XResizeWindow(ob_display, self->window, w, h);
 626
 627     self->inner_w = w;
 628
 629     RrPaint(self->a_items, self->window, w, h);
 630
 631     for (it = self->entries; it; it = g_list_next(it))
 632         menu_entry_frame_render(it->data);
 633
 634     w += ob_rr_theme->mbwidth * 2;
 635     h += ob_rr_theme->mbwidth * 2;
 636
 637     RECT_SET_SIZE(self->area, w, h);
 638
 639     XFlush(ob_display);
 640 }
 641
 642 static void menu_frame_update(ObMenuFrame *self)
 643 {
 644     GList *mit, *fit;
 645
 646     menu_pipe_execute(self->menu);
 647     menu_find_submenus(self->menu);
 648
 649     self->selected = NULL;
 650
 651     for (mit = self->menu->entries, fit = self->entries; mit && fit;
 652          mit = g_list_next(mit), fit = g_list_next(fit))
 653     {
 654         ObMenuEntryFrame *f = fit->data;
 655         f->entry = mit->data;
 656     }
 657
 658     while (mit) {
 659         ObMenuEntryFrame *e = menu_entry_frame_new(mit->data, self);
 660         self->entries = g_list_append(self->entries, e);
 661         mit = g_list_next(mit);
 662     }
 663
 664     while (fit) {
 665         GList *n = g_list_next(fit);
 666         menu_entry_frame_free(fit->data);
 667         self->entries = g_list_delete_link(self->entries, fit);
 668         fit = n;
 669     }
 670
 671     menu_frame_render(self);
 672 }
 673
 674 static gboolean menu_frame_is_visible(ObMenuFrame *self)
 675 {
 676     return !!(g_list_find(menu_frame_visible, self));
 677 }
 678
 679 static gboolean menu_frame_show(ObMenuFrame *self)
 680 {
 681     GList *it;
 682
 683     if (menu_frame_visible == NULL) {
 684         /* no menus shown yet */
 685         if (!grab_pointer(TRUE, TRUE, OB_CURSOR_POINTER))
 686             return FALSE;
 687         if (!grab_keyboard(TRUE)) {
 688             grab_pointer(FALSE, TRUE, OB_CURSOR_POINTER);
 689             return FALSE;
 690         }
 691     }
 692
 693     /* determine if the underlying menu is already visible */
 694     for (it = menu_frame_visible; it; it = g_list_next(it)) {
 695         ObMenuFrame *f = it->data;
 696         if (f->menu == self->menu)
 697             break;
 698     }
 699     if (!it) {
 700         if (self->menu->update_func)
 701             self->menu->update_func(self, self->menu->data);
 702     }
 703
 704     menu_frame_update(self);
 705
 706     menu_frame_visible = g_list_prepend(menu_frame_visible, self);
 707
 708     return TRUE;
 709 }
 710
 711 gboolean menu_frame_show_topmenu(ObMenuFrame *self, gint x, gint y)
 712 {
 713     gint dx, dy;
 714     guint i;
 715
 716     if (menu_frame_is_visible(self))
 717         return TRUE;
 718     if (!menu_frame_show(self))
 719         return FALSE;
 720
 721     menu_frame_place_topmenu(self, x, y);
 722
 723     /* find the monitor the menu is on */
 724     for (i = 0; i < screen_num_monitors; ++i) {
 725         Rect *a = screen_physical_area_monitor(i);
 726         if (RECT_CONTAINS(*a, x, y)) {
 727             self->monitor = i;
 728             break;
 729         }
 730     }
 731
 732     menu_frame_move_on_screen(self, &dx, &dy);
 733     menu_frame_move(self, self->area.x + dx, self->area.y + dy);
 734
 735     XMapWindow(ob_display, self->window);
 736
 737     return TRUE;
 738 }
 739
 740 gboolean menu_frame_show_submenu(ObMenuFrame *self, ObMenuFrame *parent,
 741                                  ObMenuEntryFrame *parent_entry)
 742 {
 743     ObMenuEntryFrame *e;
 744     gint dx, dy;
 745
 746     if (menu_frame_is_visible(self))
 747         return TRUE;
 748
 749     self->monitor = parent->monitor;
 750     self->parent = parent;
 751     self->parent_entry = parent_entry;
 752
 753     /* set up parent's child to be us */
 754     if (parent->child)
 755         menu_frame_hide(parent->child);
 756     parent->child = self;
 757
 758     if (!menu_frame_show(self))
 759         return FALSE;
 760
 761     menu_frame_place_submenu(self);
 762     menu_frame_move_on_screen(self, &dx, &dy);
 763
 764     if (dx == 0) {
 765         menu_frame_move(self, self->area.x, self->area.y + dy);
 766     } else {
 767         gboolean dir;
 768
 769         /* flip the direction in which we're placing submenus */
 770         if (dx > 0)
 771             dir = TRUE;
 772         else
 773             dir = FALSE;
 774
 775         /* if it changed, then replace the menu on the opposite side,
 776            and try keep it on the screen too */
 777         if (dir != self->direction_right) {
 778             self->direction_right = dir;
 779             menu_frame_place_submenu(self);
 780             menu_frame_move_on_screen(self, &dx, &dy);
 781             menu_frame_move(self, self->area.x + dx, self->area.y + dy);
 782         }
 783     }
 784
 785     XMapWindow(ob_display, self->window);
 786
 787     if (screen_pointer_pos(&dx, &dy) && (e = menu_entry_frame_under(dx, dy)) &&
 788         e->frame == self)
 789         ++e->ignore_enters;
 790
 791     return TRUE;
 792 }
 793
 794 void menu_frame_hide(ObMenuFrame *self)
 795 {
 796     GList *it = g_list_find(menu_frame_visible, self);
 797
 798     if (!it)
 799         return;
 800
 801     if (self->child)
 802         menu_frame_hide(self->child);
 803
 804     if (self->parent)
 805         self->parent->child = NULL;
 806     self->parent = NULL;
 807     self->parent_entry = NULL;
 808
 809     menu_frame_visible = g_list_delete_link(menu_frame_visible, it);
 810
 811     if (menu_frame_visible == NULL) {
 812         /* last menu shown */
 813         grab_pointer(FALSE, TRUE, OB_CURSOR_NONE);
 814         grab_keyboard(FALSE);
 815     }
 816
 817     XUnmapWindow(ob_display, self->window);
 818
 819     menu_frame_free(self);
 820 }
 821
 822 void menu_frame_hide_all()
 823 {
 824     GList *it;
 825
 826     if (config_submenu_show_delay) {
 827         /* remove any submenu open requests */
 828         ob_main_loop_timeout_remove(ob_main_loop,
 829                                     menu_entry_frame_submenu_timeout);
 830     }
 831     if ((it = g_list_last(menu_frame_visible)))
 832         menu_frame_hide(it->data);
 833 }
 834
 835 void menu_frame_hide_all_client(ObClient *client)
 836 {
 837     GList *it = g_list_last(menu_frame_visible);
 838     if (it) {
 839         ObMenuFrame *f = it->data;
 840         if (f->client == client)
 841             menu_frame_hide(f);
 842     }
 843 }
 844
 845
 846 ObMenuFrame* menu_frame_under(gint x, gint y)
 847 {
 848     ObMenuFrame *ret = NULL;
 849     GList *it;
 850
 851     for (it = menu_frame_visible; it; it = g_list_next(it)) {
 852         ObMenuFrame *f = it->data;
 853
 854         if (RECT_CONTAINS(f->area, x, y)) {
 855             ret = f;
 856             break;
 857         }
 858     }
 859     return ret;
 860 }
 861
 862 ObMenuEntryFrame* menu_entry_frame_under(gint x, gint y)
 863 {
 864     ObMenuFrame *frame;
 865     ObMenuEntryFrame *ret = NULL;
 866     GList *it;
 867
 868     if ((frame = menu_frame_under(x, y))) {
 869         x -= ob_rr_theme->mbwidth + frame->area.x;
 870         y -= ob_rr_theme->mbwidth + frame->area.y;
 871
 872         for (it = frame->entries; it; it = g_list_next(it)) {
 873             ObMenuEntryFrame *e = it->data;
 874
 875             if (RECT_CONTAINS(e->area, x, y)) {
 876                 ret = e;
 877                 break;
 878             }
 879         }
 880     }
 881     return ret;
 882 }
 883
 884 static gboolean menu_entry_frame_submenu_timeout(gpointer data)
 885 {
 886     menu_entry_frame_show_submenu((ObMenuEntryFrame*)data);
 887     return FALSE;
 888 }
 889
 890 void menu_frame_select(ObMenuFrame *self, ObMenuEntryFrame *entry)
 891 {
 892     ObMenuEntryFrame *old = self->selected;
 893     ObMenuFrame *oldchild = self->child;
 894
 895     if (entry && entry->entry->type == OB_MENU_ENTRY_TYPE_SEPARATOR)
 896         entry = old;
 897
 898     if (old == entry) return;
 899
 900     if (config_submenu_show_delay) {
 901         /* remove any submenu open requests */
 902         ob_main_loop_timeout_remove(ob_main_loop,
 903                                     menu_entry_frame_submenu_timeout);
 904     }
 905
 906     self->selected = entry;
 907
 908     if (old)
 909         menu_entry_frame_render(old);
 910     if (oldchild)
 911         menu_frame_hide(oldchild);
 912
 913     if (self->selected) {
 914         menu_entry_frame_render(self->selected);
 915
 916         if (self->selected->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
 917             if (config_submenu_show_delay) {
 918                 /* initiate a new submenu open request */
 919                 ob_main_loop_timeout_add(ob_main_loop,
 920                                          config_submenu_show_delay * 1000,
 921                                          menu_entry_frame_submenu_timeout,
 922                                          self->selected, g_direct_equal,
 923                                          NULL);
 924             } else {
 925                 menu_entry_frame_show_submenu(self->selected);
 926             }
 927         }
 928     }
 929 }
 930
 931 void menu_entry_frame_show_submenu(ObMenuEntryFrame *self)
 932 {
 933     ObMenuFrame *f;
 934
 935     if (!self->entry->data.submenu.submenu) return;
 936
 937     f = menu_frame_new(self->entry->data.submenu.submenu,
 938                        self->frame->client);
 939     /* pass our direction on to our child */
 940     f->direction_right = self->frame->direction_right;
 941
 942     menu_frame_show_submenu(f, self->frame, self);
 943 }
 944
 945 void menu_entry_frame_execute(ObMenuEntryFrame *self, guint state, Time time)
 946 {
 947     if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 948         self->entry->data.normal.enabled)
 949     {
 950         /* grab all this shizzle, cuz when the menu gets hidden, 'self'
 951            gets freed */
 952         ObMenuEntry *entry = self->entry;
 953         ObMenuExecuteFunc func = self->frame->menu->execute_func;
 954         gpointer data = self->frame->menu->data;
 955         GSList *acts = self->entry->data.normal.actions;
 956         ObClient *client = self->frame->client;
 957
 958         /* release grabs before executing the shit */
 959         if (!(state & ControlMask))
 960             menu_frame_hide_all();
 961
 962         if (func)
 963             func(entry, state, data, time);
 964         else
 965             action_run(acts, client, state, time);
 966     }
 967 }
 968
 969 void menu_frame_select_previous(ObMenuFrame *self)
 970 {
 971     GList *it = NULL, *start;
 972
 973     if (self->entries) {
 974         start = it = g_list_find(self->entries, self->selected);
 975         while (TRUE) {
 976             ObMenuEntryFrame *e;
 977
 978             it = it ? g_list_previous(it) : g_list_last(self->entries);
 979             if (it == start)
 980                 break;
 981
 982             if (it) {
 983                 e = it->data;
 984                 if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
 985                     break;
 986                 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 987                     e->entry->data.normal.enabled)
 988                     break;
 989             }
 990         }
 991     }
 992     menu_frame_select(self, it ? it->data : NULL);
 993 }
 994
 995 void menu_frame_select_next(ObMenuFrame *self)
 996 {
 997     GList *it = NULL, *start;
 998
 999     if (self->entries) {
1000         start = it = g_list_find(self->entries, self->selected);
1001         while (TRUE) {
1002             ObMenuEntryFrame *e;
1003
1004             it = it ? g_list_next(it) : self->entries;
1005             if (it == start)
1006                 break;
1007
1008             if (it) {
1009                 e = it->data;
1010                 if (e->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
1011                     break;
1012                 if (e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
1013                     e->entry->data.normal.enabled)
1014                     break;
1015             }
1016         }
1017     }
1018     menu_frame_select(self, it ? it->data : NULL);
1019 }