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