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