openbox/menuframe.c

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