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

   1 #include "menuframe.h"
   2 #include "client.h"
   3 #include "menu.h"
   4 #include "screen.h"
   5 #include "grab.h"
   6 #include "openbox.h"
   7 #include "render/theme.h"
   8
   9 #define 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         for (f = self->child; f; f = f->child)
 174             menu_frame_move(f, f->area.x + dx, f->area.y + dy);
 175         XWarpPointer(ob_display, None, None, 0, 0, 0, 0, dx, dy);
 176     }
 177 }
 178
 179 static void menu_entry_frame_render(ObMenuEntryFrame *self)
 180 {
 181     RrAppearance *item_a, *text_a;
 182     gint th; /* temp */
 183     ObMenu *sub;
 184
 185     item_a = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 186                !self->entry->data.normal.enabled) ?
 187               self->a_disabled :
 188               (self == self->frame->selected ?
 189                self->a_selected :
 190                self->a_normal));
 191     switch (self->entry->type) {
 192     case OB_MENU_ENTRY_TYPE_NORMAL:
 193     case OB_MENU_ENTRY_TYPE_SUBMENU:
 194         th = self->frame->item_h;
 195         break;
 196     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 197         th = SEPARATOR_HEIGHT;
 198         break;
 199     }
 200     RECT_SET_SIZE(self->area, self->frame->inner_w, th);
 201     XResizeWindow(ob_display, self->window,
 202                   self->area.width, self->area.height);
 203     item_a->surface.parent = self->frame->a_items;
 204     item_a->surface.parentx = self->area.x;
 205     item_a->surface.parenty = self->area.y;
 206     RrPaint(item_a, self->window, self->area.width, self->area.height);
 207
 208     text_a = ((self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 209                !self->entry->data.normal.enabled) ?
 210               self->a_text_disabled :
 211               (self == self->frame->selected ?
 212                self->a_text_selected :
 213                self->a_text_normal));
 214     switch (self->entry->type) {
 215     case OB_MENU_ENTRY_TYPE_NORMAL:
 216         text_a->texture[0].data.text.string = self->entry->data.normal.label;
 217         break;
 218     case OB_MENU_ENTRY_TYPE_SUBMENU:
 219         sub = self->entry->data.submenu.submenu;
 220         text_a->texture[0].data.text.string = sub ? sub->title : "";
 221         break;
 222     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 223         break;
 224     }
 225
 226     switch (self->entry->type) {
 227     case OB_MENU_ENTRY_TYPE_NORMAL:
 228         XMoveResizeWindow(ob_display, self->text,
 229                           self->frame->text_x, 0,
 230                           self->frame->text_w, self->frame->item_h);
 231         text_a->surface.parent = item_a;
 232         text_a->surface.parentx = self->frame->text_x;
 233         text_a->surface.parenty = 0;
 234         RrPaint(text_a, self->text, self->frame->text_w, self->frame->item_h);
 235         XMapWindow(ob_display, self->text);
 236         break;
 237     case OB_MENU_ENTRY_TYPE_SUBMENU:
 238         XMoveResizeWindow(ob_display, self->text,
 239                           self->frame->text_x, 0,
 240                           self->frame->text_w - self->frame->item_h,
 241                           self->frame->item_h);
 242         text_a->surface.parent = item_a;
 243         text_a->surface.parentx = self->frame->text_x;
 244         text_a->surface.parenty = 0;
 245         RrPaint(text_a, self->text, self->frame->text_w - self->frame->item_h,
 246                 self->frame->item_h);
 247         XMapWindow(ob_display, self->text);
 248         break;
 249     case OB_MENU_ENTRY_TYPE_SEPARATOR:
 250         XUnmapWindow(ob_display, self->text);
 251         break;
 252     }
 253
 254     if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 255         self->entry->data.normal.icon_data)
 256     {
 257         XMoveResizeWindow(ob_display, self->icon, 0, 0,
 258                           self->frame->item_h, self->frame->item_h);
 259         self->a_icon->texture[0].data.rgba.width =
 260             self->entry->data.normal.icon_width;
 261         self->a_icon->texture[0].data.rgba.height =
 262             self->entry->data.normal.icon_height;
 263         self->a_icon->texture[0].data.rgba.data =
 264             self->entry->data.normal.icon_data;
 265         self->a_icon->surface.parent = item_a;
 266         self->a_icon->surface.parentx = 0;
 267         self->a_icon->surface.parenty = 0;
 268         RrPaint(self->a_icon, self->icon,
 269                 self->frame->item_h, self->frame->item_h);
 270         XMapWindow(ob_display, self->icon);
 271     } else
 272         XUnmapWindow(ob_display, self->icon);
 273
 274     if (self->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU) {
 275         XMoveResizeWindow(ob_display, self->bullet,
 276                           self->frame->text_x + self->frame->text_w
 277                           - self->frame->item_h, 0,
 278                           self->frame->item_h, self->frame->item_h);
 279         self->a_bullet->surface.parent = item_a;
 280         self->a_bullet->surface.parentx =
 281             self->frame->text_x + self->frame->text_w - self->frame->item_h;
 282         self->a_bullet->surface.parenty = 0;
 283         RrPaint(self->a_bullet, self->bullet,
 284                 self->frame->item_h, self->frame->item_h);
 285         XMapWindow(ob_display, self->bullet);
 286     } else
 287         XUnmapWindow(ob_display, self->bullet);
 288 }
 289
 290 static void menu_frame_render(ObMenuFrame *self)
 291 {
 292     gint w = 0, h = 0;
 293     gint allitems_h = 0;
 294     gint tw, th; /* temps */
 295     GList *it;
 296     gboolean has_icon = FALSE;
 297     ObMenu *sub;
 298
 299     XSetWindowBorderWidth(ob_display, self->window, ob_rr_theme->bwidth);
 300     XSetWindowBorder(ob_display, self->window,
 301                      RrColorPixel(ob_rr_theme->b_color));
 302
 303     if (!self->parent && self->show_title) {
 304         XMoveWindow(ob_display, self->title,
 305                     -ob_rr_theme->bwidth, h - ob_rr_theme->bwidth);
 306
 307         self->a_title->texture[0].data.text.string = self->menu->title;
 308         RrMinsize(self->a_title, &tw, &th);
 309         w = MAX(w, tw);
 310         h += (self->title_h = th + ob_rr_theme->bwidth);
 311
 312         XSetWindowBorderWidth(ob_display, self->title, ob_rr_theme->bwidth);
 313         XSetWindowBorder(ob_display, self->title,
 314                          RrColorPixel(ob_rr_theme->b_color));
 315     }
 316
 317     XMoveWindow(ob_display, self->items, 0, h);
 318
 319     if (self->entries) {
 320         ObMenuEntryFrame *e = self->entries->data;
 321         e->a_text_normal->texture[0].data.text.string = "";
 322         RrMinsize(e->a_text_normal, &tw, &th);
 323         self->item_h = th;
 324     } else
 325         self->item_h = 0;
 326
 327     for (it = self->entries; it; it = g_list_next(it)) {
 328         RrAppearance *text_a;
 329         ObMenuEntryFrame *e = it->data;
 330
 331         RECT_SET_POINT(e->area, 0, allitems_h);
 332         XMoveWindow(ob_display, e->window, 0, e->area.y);
 333
 334         text_a = ((e->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 335                    !e->entry->data.normal.enabled) ?
 336                   e->a_text_disabled :
 337                   (e == self->selected ?
 338                    e->a_text_selected :
 339                    e->a_text_normal));
 340         switch (e->entry->type) {
 341         case OB_MENU_ENTRY_TYPE_NORMAL:
 342             text_a->texture[0].data.text.string = e->entry->data.normal.label;
 343             RrMinsize(text_a, &tw, &th);
 344
 345             if (e->entry->data.normal.icon_data)
 346                 has_icon = TRUE;
 347             break;
 348         case OB_MENU_ENTRY_TYPE_SUBMENU:
 349             sub = e->entry->data.submenu.submenu;
 350             text_a->texture[0].data.text.string = sub ? sub->title : "";
 351             RrMinsize(text_a, &tw, &th);
 352
 353             tw += self->item_h;
 354             break;
 355         case OB_MENU_ENTRY_TYPE_SEPARATOR:
 356             tw = 0;
 357             th = SEPARATOR_HEIGHT;
 358             break;
 359         }
 360         w = MAX(w, tw);
 361         h += th;
 362         allitems_h += th;
 363     }
 364
 365     self->text_x = 0;
 366     self->text_w = w;
 367
 368     if (self->entries) {
 369         if (has_icon) {
 370             w += self->item_h;
 371             self->text_x += self->item_h;
 372         }
 373     }
 374
 375     if (!w) w = 10;
 376     if (!allitems_h) {
 377         allitems_h = 3;
 378         h += 3;
 379     }
 380
 381     XResizeWindow(ob_display, self->window, w, h);
 382     XResizeWindow(ob_display, self->items, w, allitems_h);
 383
 384     self->inner_w = w;
 385
 386     if (!self->parent && self->show_title) {
 387         XResizeWindow(ob_display, self->title,
 388                       w, self->title_h - ob_rr_theme->bwidth);
 389         RrPaint(self->a_title, self->title,
 390                 w, self->title_h - ob_rr_theme->bwidth);
 391         XMapWindow(ob_display, self->title);
 392     } else
 393         XUnmapWindow(ob_display, self->title);
 394
 395     RrPaint(self->a_items, self->items, w, allitems_h);
 396
 397     for (it = self->entries; it; it = g_list_next(it))
 398         menu_entry_frame_render(it->data);
 399
 400     w += ob_rr_theme->bwidth * 2;
 401     h += ob_rr_theme->bwidth * 2;
 402
 403     RECT_SET_SIZE(self->area, w, h);
 404 }
 405
 406 static void menu_frame_update(ObMenuFrame *self)
 407 {
 408     GList *mit, *fit;
 409
 410     menu_find_submenus(self->menu);
 411
 412     self->selected = NULL;
 413
 414     for (mit = self->menu->entries, fit = self->entries; mit && fit;
 415          mit = g_list_next(mit), fit = g_list_next(fit))
 416     {
 417         ObMenuEntryFrame *f = fit->data;
 418         f->entry = mit->data;
 419     }
 420
 421     while (mit) {
 422         ObMenuEntryFrame *e = menu_entry_frame_new(mit->data, self);
 423         self->entries = g_list_append(self->entries, e);
 424         mit = g_list_next(mit);
 425     }
 426
 427     while (fit) {
 428         GList *n = g_list_next(fit);
 429         menu_entry_frame_free(fit->data);
 430         self->entries = g_list_delete_link(self->entries, fit);
 431         fit = n;
 432     }
 433
 434     menu_frame_render(self);
 435 }
 436
 437 void menu_frame_show(ObMenuFrame *self, ObMenuFrame *parent)
 438 {
 439     GList *it;
 440
 441     if (g_list_find(menu_frame_visible, self))
 442         return;
 443
 444     if (parent) {
 445         if (parent->child)
 446             menu_frame_hide(parent->child);
 447         parent->child = self;
 448     }
 449     self->parent = parent;
 450
 451     if (menu_frame_visible == NULL) {
 452         /* no menus shown yet */
 453         grab_pointer(TRUE, None);
 454         grab_keyboard(TRUE);
 455     }
 456
 457     /* determine if the underlying menu is already visible */
 458     for (it = menu_frame_visible; it; it = g_list_next(it)) {
 459         ObMenuFrame *f = it->data;
 460         if (f->menu == self->menu)
 461             break;
 462     }
 463     if (!it) {
 464         if (self->menu->update_func)
 465             self->menu->update_func(self, self->menu->data);
 466     }
 467
 468     menu_frame_visible = g_list_prepend(menu_frame_visible, self);
 469     menu_frame_update(self);
 470
 471     menu_frame_move_on_screen(self);
 472
 473     XMapWindow(ob_display, self->window);
 474 }
 475
 476 void menu_frame_hide(ObMenuFrame *self)
 477 {
 478     GList *it = g_list_find(menu_frame_visible, self);
 479
 480     if (!it)
 481         return;
 482
 483     menu_frame_visible = g_list_delete_link(menu_frame_visible, it);
 484
 485     if (self->child)
 486         menu_frame_hide(self->child);
 487
 488     if (self->parent)
 489         self->parent->child = NULL;
 490     self->parent = NULL;
 491
 492     if (menu_frame_visible == NULL) {
 493         /* last menu shown */
 494         grab_pointer(FALSE, None);
 495         grab_keyboard(FALSE);
 496     }
 497
 498     XUnmapWindow(ob_display, self->window);
 499
 500     menu_frame_free(self);
 501 }
 502
 503 void menu_frame_hide_all()
 504 {
 505     GList *it = g_list_last(menu_frame_visible);
 506     if (it)
 507         menu_frame_hide(it->data);
 508 }
 509
 510 void menu_frame_hide_all_client(ObClient *client)
 511 {
 512     GList *it = g_list_last(menu_frame_visible);
 513     if (it) {
 514         ObMenuFrame *f = it->data;
 515         if (f->client == client)
 516             menu_frame_hide(f);
 517     }
 518 }
 519
 520
 521 ObMenuFrame* menu_frame_under(gint x, gint y)
 522 {
 523     ObMenuFrame *ret = NULL;
 524     GList *it;
 525
 526     for (it = menu_frame_visible; it; it = g_list_next(it)) {
 527         ObMenuFrame *f = it->data;
 528
 529         if (RECT_CONTAINS(f->area, x, y)) {
 530             ret = f;
 531             break;
 532         }
 533     }
 534     return ret;
 535 }
 536
 537 ObMenuEntryFrame* menu_entry_frame_under(gint x, gint y)
 538 {
 539     ObMenuFrame *frame;
 540     ObMenuEntryFrame *ret = NULL;
 541     GList *it;
 542
 543     if ((frame = menu_frame_under(x, y))) {
 544         x -= ob_rr_theme->bwidth + frame->area.x;
 545         y -= frame->title_h + ob_rr_theme->bwidth + frame->area.y;
 546
 547         for (it = frame->entries; it; it = g_list_next(it)) {
 548             ObMenuEntryFrame *e = it->data;
 549
 550             if (RECT_CONTAINS(e->area, x, y)) {
 551                 ret = e;
 552                 break;
 553             }
 554         }
 555     }
 556     return ret;
 557 }
 558
 559 void menu_frame_select(ObMenuFrame *self, ObMenuEntryFrame *entry)
 560 {
 561     ObMenuEntryFrame *old = self->selected;
 562     ObMenuFrame *oldchild = self->child;
 563
 564     if (old == entry) return;
 565
 566     if (entry && entry->entry->type != OB_MENU_ENTRY_TYPE_SEPARATOR)
 567         self->selected = entry;
 568     else
 569         self->selected = NULL;
 570
 571     if (old)
 572         menu_entry_frame_render(old);
 573     if (oldchild)
 574         menu_frame_hide(oldchild);
 575
 576     if (self->selected) {
 577         menu_entry_frame_render(self->selected);
 578
 579         if (self->selected->entry->type == OB_MENU_ENTRY_TYPE_SUBMENU)
 580             menu_entry_frame_show_submenu(self->selected);
 581     }
 582 }
 583
 584 void menu_entry_frame_show_submenu(ObMenuEntryFrame *self)
 585 {
 586     ObMenuFrame *f;
 587
 588     if (!self->entry->data.submenu.submenu) return;
 589
 590     f = menu_frame_new(self->entry->data.submenu.submenu,
 591                        self->frame->client);
 592     menu_frame_move(f,
 593                     self->frame->area.x + self->frame->area.width
 594                     - ob_rr_theme->menu_overlap - ob_rr_theme->bwidth,
 595                     self->frame->area.y + self->frame->title_h +
 596                     self->area.y + ob_rr_theme->menu_overlap);
 597     menu_frame_show(f, self->frame);
 598 }
 599
 600 void menu_entry_frame_execute(ObMenuEntryFrame *self, gboolean hide)
 601 {
 602     if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL &&
 603         self->entry->data.normal.enabled)
 604     {
 605         /* grab all this shizzle, cuz when the menu gets hidden, 'self'
 606            gets freed */
 607         ObMenuEntry *entry = self->entry;
 608         ObMenuExecuteFunc func = self->frame->menu->execute_func;
 609         gpointer data = self->frame->menu->data;
 610         GSList *acts = self->entry->data.normal.actions;
 611         ObClient *client = self->frame->client;
 612
 613         /* release grabs before executing the shit */
 614         menu_frame_hide_all();
 615
 616         if (func)
 617             func(entry, data);
 618         else {
 619             GSList *it;
 620
 621             for (it = acts; it; it = g_slist_next(it))
 622             {
 623                 ObAction *act = it->data;
 624                 act->data.any.c = client;
 625                 act->func(&act->data);
 626             }
 627         }
 628     }
 629 }