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