openbox/menuframe.c

   1 #include "menuframe.h"
   2 #include "client.h"
   3 #include "menu.h"
   4 #include "screen.h"
   5 #include "grab.h"
   6 #include "openbox.h"
   7 #include "render/theme.h"
   8
   9 #define SEPARATOR_HEIGHT 5
  10
  11 #define FRAME_EVENTMASK (ButtonPressMask |ButtonMotionMask | EnterWindowMask |\
  12                          LeaveWindowMask)
  13 #define TITLE_EVENTMASK (ButtonPressMask | ButtonMotionMask)
  14 #define ENTRY_EVENTMASK (EnterWindowMask | LeaveWindowMask | \
  15                          ButtonPressMask | ButtonReleaseMask)
  16
  17 GList *menu_frame_visible;
  18
  19 static ObMenuEntryFrame* menu_entry_frame_new(ObMenuEntry *entry,
  20                                               ObMenuFrame *frame);
  21 static void menu_entry_frame_free(ObMenuEntryFrame *self);
  22 static void menu_frame_render(ObMenuFrame *self);
  23 static void menu_frame_update(ObMenuFrame *self);
  24
  25 static Window createWindow(Window parent, unsigned long mask,
  26                            XSetWindowAttributes *attrib)
  27 {
  28     return XCreateWindow(ob_display, parent, 0, 0, 1, 1, 0,
  29                          RrDepth(ob_rr_inst), InputOutput,
  30                          RrVisual(ob_rr_inst), mask, attrib);
  31
  32 }
  33
  34 ObMenuFrame* menu_frame_new(ObMenu *menu, ObClient *client)
  35 {
  36     ObMenuFrame *self;
  37     XSetWindowAttributes attr;
  38
  39     self = g_new0(ObMenuFrame, 1);
  40     self->type = Window_Menu;
  41     self->menu = menu;
  42     self->selected = NULL;
  43     self->show_title = TRUE;
  44     self->client = client;
  45
  46     attr.event_mask = FRAME_EVENTMASK;
  47     self->window = createWindow(RootWindow(ob_display, ob_screen),
  48                                    CWEventMask, &attr);
  49     attr.event_mask = TITLE_EVENTMASK;
  50     self->title = createWindow(self->window, CWEventMask, &attr);
  51     self->items = createWindow(self->window, 0, NULL);
  52
  53     XMapWindow(ob_display, self->items);
  54
  55     self->a_title = RrAppearanceCopy(ob_rr_theme->a_menu_title);
  56     self->a_items = RrAppearanceCopy(ob_rr_theme->a_menu);
  57
  58     stacking_add(MENU_AS_WINDOW(self));
  59
  60     return self;
  61 }
  62
  63 void menu_frame_free(ObMenuFrame *self)
  64 {
  65     if (self) {
  66         while (self->entries) {
  67             menu_entry_frame_free(self->entries->data);
  68             self->entries = g_list_delete_link(self->entries, self->entries);
  69         }
  70
  71         stacking_remove(MENU_AS_WINDOW(self));
  72
  73         XDestroyWindow(ob_display, self->items);
  74         XDestroyWindow(ob_display, self->title);
  75         XDestroyWindow(ob_display, self->window);
  76
  77         RrAppearanceFree(self->a_items);
  78         RrAppearanceFree(self->a_title);
  79
  80         g_free(self);
  81     }
  82 }
  83
  84 static ObMenuEntryFrame* menu_entry_frame_new(ObMenuEntry *entry,
  85                                               ObMenuFrame *frame)
  86 {
  87     ObMenuEntryFrame *self;
  88     XSetWindowAttributes attr;
  89
  90     self = g_new0(ObMenuEntryFrame, 1);
  91     self->entry = entry;
  92     self->frame = frame;
  93
  94     attr.event_mask = ENTRY_EVENTMASK;
  95     self->window = createWindow(self->frame->items, CWEventMask, &attr);
  96     self->icon = createWindow(self->window, 0, NULL);
  97     self->text = createWindow(self->window, 0, NULL);
  98     self->bullet = createWindow(self->window, 0, NULL);
  99
 100     XMapWindow(ob_display, self->window);
 101     XMapWindow(ob_display, self->text);
 102
 103     self->a_normal = RrAppearanceCopy(ob_rr_theme->a_menu_item);
 104     self->a_disabled = RrAppearanceCopy(ob_rr_theme->a_menu_disabled);
 105     self->a_selected = RrAppearanceCopy(ob_rr_theme->a_menu_hilite);
 106
 107     self->a_icon = RrAppearanceCopy(ob_rr_theme->a_clear_tex);
 108     self->a_icon->texture[0].type = RR_TEXTURE_RGBA;
 109     self->a_bullet = RrAppearanceCopy(ob_rr_theme->a_menu_bullet);
 110     self->a_bullet->texture[0].type = RR_TEXTURE_MASK;
 111
 112     self->a_text_normal =
 113         RrAppearanceCopy(ob_rr_theme->a_menu_text_item);
 114     self->a_text_disabled =
 115         RrAppearanceCopy(ob_rr_theme->a_menu_text_disabled);
 116     self->a_text_selected =
 117         RrAppearanceCopy(ob_rr_theme->a_menu_text_hilite);
 118
 119     return self;
 120 }
 121
 122 static void menu_entry_frame_free(ObMenuEntryFrame *self)
 123 {
 124     if (self) {
 125         XDestroyWindow(ob_display, self->icon);
 126         XDestroyWindow(ob_display, self->text);
 127         XDestroyWindow(ob_display, self->bullet);
 128         XDestroyWindow(ob_display, self->window);
 129
 130         RrAppearanceFree(self->a_normal);
 131         RrAppearanceFree(self->a_disabled);
 132         RrAppearanceFree(self->a_selected);
 133
 134         RrAppearanceFree(self->a_icon);
 135         RrAppearanceFree(self->a_text_normal);
 136         RrAppearanceFree(self->a_text_disabled);
 137         RrAppearanceFree(self->a_text_selected);
 138         RrAppearanceFree(self->a_bullet);
 139
 140         g_free(self);
 141     }
 142 }
 143
 144 void menu_frame_move(ObMenuFrame *self, gint x, gint y)
 145 {
 146     RECT_SET_POINT(self->area, x, y);
 147     XMoveWindow(ob_display, self->window, self->area.x, self->area.y);
 148 }
 149
 150 void menu_frame_move_on_screen(ObMenuFrame *self)
 151 {
 152     Rect *a;
 153     guint i;
 154     gint dx = 0, dy = 0;
 155
 156     for (i = 0; i < screen_num_monitors; ++i) {
 157         a = screen_physical_area_monitor(i);
 158         if (RECT_INTERSECTS_RECT(*a, self->area))
 159             break;
 160     }
 161     if (a) a = screen_physical_area_monitor(0);
 162
 163     dx = MIN(0, (a->x + a->width) - (self->area.x + self->area.width));
 164     dy = MIN(0, (a->y + a->height) - (self->area.y + self->area.height));
 165     if (!dx) dx = MAX(0, a->x - self->area.x);
 166     if (!dy) dy = MAX(0, a->y - self->area.y);
 167
 168     if (dx || dy) {
 169         ObMenuFrame *f;
 170
 171         for (f = self; f; f = f->parent)
 172             menu_frame_move(f, f->area.x + dx, f->area.y + dy);
 173         XWarpPointer(ob_display, None, None, 0, 0, 0, 0, dx, dy);
 174     }
 175 }
 176
 177 static void menu_entry_frame_render(ObMenuEntryFrame *self)
 178 {
 179     RrAppearance *item_a, *text_a;
 180     gint th; /* temp */
 181     ObMenu *sub;
 182
 183     item_a = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 184                !self->entry->data.normal.enabled) ?
 185               self->a_disabled :
 186               (self == self->frame->selected ?
 187                self->a_selected :
 188                self->a_normal));
 189     switch (self->entry->type) {
 190     case OB_MENU_ENTRY_TYPE_NORMAL:
 191     case OB_MENU_ENTRY_TYPE_SUBMENU:
 192         th = self->frame->item_h;
 193         break;
 194     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 195         th = SEPARATOR_HEIGHT;
 196         break;
 197     }
 198     RECT_SET_SIZE(self->area, self->frame->inner_w, th);
 199     XResizeWindow(ob_display, self->window,
 200                   self->area.width, self->area.height);
 201     item_a->surface.parent = self->frame->a_items;
 202     item_a->surface.parentx = self->area.x;
 203     item_a->surface.parenty = self->area.y;
 204     RrPaint(item_a, self->window, self->area.width, self->area.height);
 205
 206     text_a = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 207                !self->entry->data.normal.enabled) ?
 208               self->a_text_disabled :
 209               (self == self->frame->selected ?
 210                self->a_text_selected :
 211                self->a_text_normal));
 212     switch (self->entry->type) {
 213     case OB_MENU_ENTRY_TYPE_NORMAL:
 214         text_a->texture[0].data.text.string = self->entry->data.normal.label;
 215         break;
 216     case OB_MENU_ENTRY_TYPE_SUBMENU:
 217         sub = self->entry->data.submenu.submenu;
 218         text_a->texture[0].data.text.string = sub ? sub->title : "";
 219         break;
 220     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 221         break;
 222     }
 223
 224     switch (self->entry->type) {
 225     case OB_MENU_ENTRY_TYPE_NORMAL:
 226     case OB_MENU_ENTRY_TYPE_SUBMENU:
 227         XMoveResizeWindow(ob_display, self->text,
 228                           self->frame->text_x, 0,
 229                           self->frame->text_w, self->frame->item_h);
 230         text_a->surface.parent = item_a;
 231         text_a->surface.parentx = self->frame->text_x;
 232         text_a->surface.parenty = 0;
 233         RrPaint(text_a, self->text, self->frame->text_w, self->frame->item_h);
 234         XMapWindow(ob_display, self->text);
 235         break;
 236     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 237         XUnmapWindow(ob_display, self->text);
 238         break;
 239     }
 240
 241     if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 242         self->entry->data.normal.icon_data)
 243     {
 244         XMoveResizeWindow(ob_display, self->icon, 0, 0,
 245                           self->frame->item_h, self->frame->item_h);
 246         self->a_icon->texture[0].data.rgba.width =
 247             self->entry->data.normal.icon_width;
 248         self->a_icon->texture[0].data.rgba.height =
 249             self->entry->data.normal.icon_height;
 250         self->a_icon->texture[0].data.rgba.data =
 251             self->entry->data.normal.icon_data;
 252         self->a_icon->surface.parent = item_a;
 253         self->a_icon->surface.parentx = 0;
 254         self->a_icon->surface.parenty = 0;
 255         RrPaint(self->a_icon, self->icon,
 256                 self->frame->item_h, self->frame->item_h);
 257         XMapWindow(ob_display, self->icon);
 258     } else
 259         XUnmapWindow(ob_display, self->icon);
 260
 261     if (self->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
 262         XMoveResizeWindow(ob_display, self->bullet,
 263                           self->frame->text_x + self->frame->text_w, 0,
 264                           self->frame->item_h, self->frame->item_h);
 265         self->a_bullet->surface.parent = item_a;
 266         self->a_bullet->surface.parentx =
 267             self->frame->text_x + self->frame->text_w;
 268         self->a_bullet->surface.parenty = 0;
 269         RrPaint(self->a_bullet, self->bullet,
 270                 self->frame->item_h, self->frame->item_h);
 271         XMapWindow(ob_display, self->bullet);
 272     } else
 273         XUnmapWindow(ob_display, self->bullet);
 274 }
 275
 276 static void menu_frame_render(ObMenuFrame *self)
 277 {
 278     gint w = 0, h = 0;
 279     gint allitems_h = 0;
 280     gint tw, th; /* temps */
 281     GList *it;
 282     gboolean has_icon = FALSE, has_bullet = FALSE;
 283     ObMenu *sub;
 284
 285     XSetWindowBorderWidth(ob_display, self->window, ob_rr_theme->bwidth);
 286     XSetWindowBorder(ob_display, self->window,
 287                      RrColorPixel(ob_rr_theme->b_color));
 288
 289     if (!self->parent && self->show_title) {
 290         XMoveWindow(ob_display, self->title,
 291                     -ob_rr_theme->bwidth, h - ob_rr_theme->bwidth);
 292
 293         self->a_title->texture[0].data.text.string = self->menu->title;
 294         RrMinsize(self->a_title, &tw, &th);
 295         w = MAX(w, tw);
 296         h += (self->title_h = th + ob_rr_theme->bwidth);
 297
 298         XSetWindowBorderWidth(ob_display, self->title, ob_rr_theme->bwidth);
 299         XSetWindowBorder(ob_display, self->title,
 300                          RrColorPixel(ob_rr_theme->b_color));
 301     }
 302
 303     XMoveWindow(ob_display, self->items, 0, h);
 304
 305     if (self->entries) {
 306         ObMenuEntryFrame *e = self->entries->data;
 307         e->a_text_normal->texture[0].data.text.string = "";
 308         RrMinsize(e->a_text_normal, &tw, &th);
 309         self->item_h = th;
 310     } else
 311         self->item_h = 0;
 312
 313     for (it = self->entries; it; it = g_list_next(it)) {
 314         RrAppearance *text_a;
 315         ObMenuEntryFrame *e = it->data;
 316
 317         RECT_SET_POINT(e->area, 0, allitems_h);
 318         XMoveWindow(ob_display, e->window, 0, e->area.y);
 319
 320         text_a = ((e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 321                    !e->entry->data.normal.enabled) ?
 322                   e->a_text_disabled :
 323                   (e == self->selected ?
 324                    e->a_text_selected :
 325                    e->a_text_normal));
 326         switch (e->entry->type) {
 327         case OB_MENU_ENTRY_TYPE_NORMAL:
 328             text_a->texture[0].data.text.string = e->entry->data.normal.label;
 329             RrMinsize(text_a, &tw, &th);
 330
 331             if (e->entry->data.normal.icon_data)
 332                 has_icon = TRUE;
 333             break;
 334         case OB_MENU_ENTRY_TYPE_SUBMENU:
 335             sub = e->entry->data.submenu.submenu;
 336             text_a->texture[0].data.text.string = sub ? sub->title : "";
 337             RrMinsize(text_a, &tw, &th);
 338
 339             has_bullet = TRUE;
 340             break;
 341         case OB_MENU_ENTRY_TYPE_SEPARATOR:
 342             tw = 0;
 343             th = SEPARATOR_HEIGHT;
 344             break;
 345         }
 346         w = MAX(w, tw);
 347         h += th;
 348         allitems_h += th;
 349     }
 350
 351     self->text_x = 0;
 352     self->text_w = w;
 353
 354     if (self->entries) {
 355         if (has_bullet)
 356             w += self->item_h;
 357         if (has_icon) {
 358             w += self->item_h;
 359             self->text_x += self->item_h;
 360         }
 361     }
 362
 363     if (!w) w = 10;
 364     if (!allitems_h) {
 365         allitems_h = 3;
 366         h += 3;
 367     }
 368
 369     XResizeWindow(ob_display, self->window, w, h);
 370     XResizeWindow(ob_display, self->items, w, allitems_h);
 371
 372     self->inner_w = w;
 373
 374     if (!self->parent && self->show_title) {
 375         XResizeWindow(ob_display, self->title,
 376                       w, self->title_h - ob_rr_theme->bwidth);
 377         RrPaint(self->a_title, self->title,
 378                 w, self->title_h - ob_rr_theme->bwidth);
 379         XMapWindow(ob_display, self->title);
 380     } else
 381         XUnmapWindow(ob_display, self->title);
 382
 383     RrPaint(self->a_items, self->items, w, allitems_h);
 384
 385     for (it = self->entries; it; it = g_list_next(it))
 386         menu_entry_frame_render(it->data);
 387
 388     w += ob_rr_theme->bwidth * 2;
 389     h += ob_rr_theme->bwidth * 2;
 390
 391     RECT_SET_SIZE(self->area, w, h);
 392 }
 393
 394 static void menu_frame_update(ObMenuFrame *self)
 395 {
 396     GList *mit, *fit;
 397
 398     menu_find_submenus(self->menu);
 399
 400     self->selected = NULL;
 401
 402     for (mit = self->menu->entries, fit = self->entries; mit && fit;
 403          mit = g_list_next(mit), fit = g_list_next(fit))
 404     {
 405         ObMenuEntryFrame *f = fit->data;
 406         f->entry = mit->data;
 407     }
 408
 409     while (mit) {
 410         ObMenuEntryFrame *e = menu_entry_frame_new(mit->data, self);
 411         self->entries = g_list_append(self->entries, e);
 412         mit = g_list_next(mit);
 413     }
 414
 415     while (fit) {
 416         GList *n = g_list_next(fit);
 417         menu_entry_frame_free(fit->data);
 418         self->entries = g_list_delete_link(self->entries, fit);
 419         fit = n;
 420     }
 421
 422     menu_frame_render(self);
 423 }
 424
 425 void menu_frame_show(ObMenuFrame *self, ObMenuFrame *parent)
 426 {
 427     if (parent) {
 428         if (parent->child)
 429             menu_frame_hide(parent->child);
 430         parent->child = self;
 431     }
 432     self->parent = parent;
 433
 434     if (menu_frame_visible == NULL) {
 435         /* no menus shown yet */
 436         grab_pointer(TRUE, None);
 437         grab_keyboard(TRUE);
 438     }
 439
 440     if (!g_list_find(menu_frame_visible, self)) {
 441         menu_frame_visible = g_list_prepend(menu_frame_visible, self);
 442
 443         if (self->menu->update_func)
 444             self->menu->update_func(self, self->menu->data);
 445         menu_frame_update(self);
 446     }
 447
 448     menu_frame_move_on_screen(self);
 449
 450     XMapWindow(ob_display, self->window);
 451 }
 452
 453 void menu_frame_hide(ObMenuFrame *self)
 454 {
 455     menu_frame_visible = g_list_remove(menu_frame_visible, self);
 456
 457     if (self->child)
 458         menu_frame_hide(self->child);
 459
 460     if (self->parent)
 461         self->parent->child = NULL;
 462     self->parent = NULL;
 463
 464     if (menu_frame_visible == NULL) {
 465         /* last menu shown */
 466         grab_pointer(FALSE, None);
 467         grab_keyboard(FALSE);
 468     }
 469
 470     XUnmapWindow(ob_display, self->window);
 471
 472     menu_frame_free(self);
 473 }
 474
 475 void menu_frame_hide_all()
 476 {
 477     GList *it = g_list_last(menu_frame_visible);
 478     if (it)
 479         menu_frame_hide(it->data);
 480 }
 481
 482 void menu_frame_hide_all_client(ObClient *client)
 483 {
 484     GList *it = g_list_last(menu_frame_visible);
 485     if (it) {
 486         ObMenuFrame *f = it->data;
 487         if (f->client == client)
 488             menu_frame_hide(f);
 489     }
 490 }
 491
 492
 493 ObMenuFrame* menu_frame_under(gint x, gint y)
 494 {
 495     ObMenuFrame *ret = NULL;
 496     GList *it;
 497
 498     for (it = menu_frame_visible; it; it = g_list_next(it)) {
 499         ObMenuFrame *f = it->data;
 500
 501         if (RECT_CONTAINS(f->area, x, y)) {
 502             ret = f;
 503             break;
 504         }
 505     }
 506     return ret;
 507 }
 508
 509 ObMenuEntryFrame* menu_entry_frame_under(gint x, gint y)
 510 {
 511     ObMenuFrame *frame;
 512     ObMenuEntryFrame *ret = NULL;
 513     GList *it;
 514
 515     if ((frame = menu_frame_under(x, y))) {
 516         x -= ob_rr_theme->bwidth + frame->area.x;
 517         y -= frame->title_h + ob_rr_theme->bwidth + frame->area.y;
 518
 519         for (it = frame->entries; it; it = g_list_next(it)) {
 520             ObMenuEntryFrame *e = it->data;
 521
 522             if (RECT_CONTAINS(e->area, x, y)) {
 523                 ret = e;
 524                 break;
 525             }
 526         }
 527     }
 528     return ret;
 529 }
 530
 531 void menu_frame_select(ObMenuFrame *self, ObMenuEntryFrame *entry)
 532 {
 533     ObMenuEntryFrame *old = self->selected;
 534     ObMenuFrame *oldchild = self->child;
 535
 536     if (old == entry) return;
 537
 538     if (entry && entry->entry->type != OB_MENU_ENTRY_TYPE_SEPARATOR)
 539         self->selected = entry;
 540     else
 541         self->selected = NULL;
 542
 543     if (old)
 544         menu_entry_frame_render(old);
 545     if (oldchild)
 546         menu_frame_hide(oldchild);
 547
 548     if (self->selected) {
 549         menu_entry_frame_render(self->selected);
 550
 551         if (self->selected->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
 552             menu_entry_frame_show_submenu(self->selected);
 553     }
 554 }
 555
 556 void menu_entry_frame_show_submenu(ObMenuEntryFrame *self)
 557 {
 558     ObMenuFrame *f;
 559
 560     if (!self->entry->data.submenu.submenu) return;
 561
 562     f = menu_frame_new(self->entry->data.submenu.submenu,
 563                        self->frame->client);
 564     menu_frame_move(f,
 565                     self->frame->area.x + self->frame->area.width
 566                     - ob_rr_theme->menu_overlap,
 567                     self->frame->area.y + self->frame->title_h +
 568                     self->area.y + ob_rr_theme->menu_overlap);
 569     menu_frame_show(f, self->frame);
 570 }
 571
 572 void menu_entry_frame_execute(ObMenuEntryFrame *self, gboolean hide)
 573 {
 574     if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 575         self->entry->data.normal.enabled)
 576     {
 577         /* grab all this shizzle, cuz when the menu gets hidden, 'self'
 578            gets freed */
 579         ObMenuEntry *entry = self->entry;
 580         ObMenuExecuteFunc func = self->frame->menu->execute_func;
 581         gpointer data = self->frame->menu->data;
 582         GSList *acts = self->entry->data.normal.actions;
 583         ObClient *client = self->frame->client;
 584
 585         /* release grabs before executing the shit */
 586         menu_frame_hide_all();
 587
 588         if (func)
 589             func(entry, data);
 590         else {
 591             GSList *it;
 592
 593             for (it = acts; it; it = g_slist_next(it))
 594             {
 595                 ObAction *act = it->data;
 596                 act->data.any.c = client;
 597                 act->func(&act->data);
 598             }
 599         }
 600     }
 601 }