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