src/layout.c

   1 /*
   2  * Copyright © 2019 Collabora, Ltd.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining
   5  * a copy of this software and associated documentation files (the
   6  * "Software"), to deal in the Software without restriction, including
   7  * without limitation the rights to use, copy, modify, merge, publish,
   8  * distribute, sublicense, and/or sell copies of the Software, and to
   9  * permit persons to whom the Software is furnished to do so, subject to
  10  * the following conditions:
  11  *
  12  * The above copyright notice and this permission notice (including the
  13  * next paragraph) shall be included in all copies or substantial
  14  * portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  17  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  19  * NONINFRINGEMENT.  IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  20  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  21  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  22  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  23  * SOFTWARE.
  24  */
  25
  26 #include "ivi-compositor.h"
  27 #include "policy.h"
  28 #include "shared/helpers.h"
  29
  30 #include <assert.h>
  31 #include <string.h>
  32
  33 #include <libweston/libweston.h>
  34 #include <libweston-desktop/libweston-desktop.h>
  35
  36 #include "agl-shell-desktop-server-protocol.h"
  37
  38 #define AGL_COMP_DEBUG
  39
  40 static const char *ivi_roles_as_string[] = {
  41         [IVI_SURFACE_ROLE_NONE]         = "NONE",
  42         [IVI_SURFACE_ROLE_BACKGROUND]   = "BACKGROUND",
  43         [IVI_SURFACE_ROLE_PANEL]        = "PANEL",
  44         [IVI_SURFACE_ROLE_DESKTOP]      = "DESKTOP",
  45         [IVI_SURFACE_ROLE_POPUP]        = "POPUP",
  46         [IVI_SURFACE_ROLE_SPLIT_H]      = "SPLIT_H",
  47         [IVI_SURFACE_ROLE_SPLIT_V]      = "SPLIT_V",
  48         [IVI_SURFACE_ROLE_FULLSCREEN]   = "FULLSCREEN",
  49         [IVI_SURFACE_ROLE_REMOTE]       = "REMOTE",
  50 };
  51
  52 const char *
  53 ivi_layout_get_surface_role_name(struct ivi_surface *surf)
  54 {
  55         if (surf->role < 0 || surf->role >= ARRAY_LENGTH(ivi_roles_as_string))
  56                 return " unknown surface role";
  57
  58         return ivi_roles_as_string[surf->role];
  59 }
  60
  61 static void
  62 ivi_background_init(struct ivi_compositor *ivi, struct ivi_output *output)
  63 {
  64         struct weston_output *woutput = output->output;
  65         struct ivi_surface *bg = output->background;
  66         struct weston_view *view;
  67
  68         if (!bg) {
  69                 weston_log("WARNING: Output does not have a background\n");
  70                 return;
  71         }
  72
  73         assert(bg->role == IVI_SURFACE_ROLE_BACKGROUND);
  74
  75         view = bg->view;
  76
  77         weston_view_set_output(view, woutput);
  78         weston_view_set_position(view, woutput->x, woutput->y);
  79
  80         weston_log("(background) position view %p, x %d, y %d, on output %s\n", view,
  81                         woutput->x, woutput->y, output->name);
  82
  83         view->is_mapped = true;
  84         view->surface->is_mapped = true;
  85
  86         weston_layer_entry_insert(&ivi->background.view_list, &view->layer_link);
  87 }
  88
  89 static void
  90 ivi_panel_init(struct ivi_compositor *ivi, struct ivi_output *output,
  91                struct ivi_surface *panel)
  92 {
  93         struct weston_output *woutput = output->output;
  94         struct weston_desktop_surface *dsurface;
  95         struct weston_view *view;
  96         struct weston_geometry geom;
  97         int x = woutput->x;
  98         int y = woutput->y;
  99
 100         if (!panel)
 101                 return;
 102
 103         assert(panel->role == IVI_SURFACE_ROLE_PANEL);
 104         dsurface = panel->dsurface;
 105         view = panel->view;
 106         geom = weston_desktop_surface_get_geometry(dsurface);
 107
 108         weston_log("(panel) geom.width %d, geom.height %d, geom.x %d, geom.y %d\n",
 109                         geom.width, geom.height, geom.x, geom.y);
 110
 111         switch (panel->panel.edge) {
 112         case AGL_SHELL_EDGE_TOP:
 113                 output->area.y += geom.height;
 114                 output->area.height -= geom.height;
 115                 break;
 116         case AGL_SHELL_EDGE_BOTTOM:
 117                 y += woutput->height - geom.height;
 118                 output->area.height -= geom.height;
 119                 break;
 120         case AGL_SHELL_EDGE_LEFT:
 121                 output->area.x += geom.width;
 122                 output->area.width -= geom.width;
 123                 break;
 124         case AGL_SHELL_EDGE_RIGHT:
 125                 x += woutput->width - geom.width;
 126                 output->area.width -= geom.width;
 127                 break;
 128         }
 129
 130         x -= geom.x;
 131         y -= geom.y;
 132
 133         weston_view_set_output(view, woutput);
 134         weston_view_set_position(view, x, y);
 135
 136         weston_log("(panel) edge %d position view %p, x %d, y %d\n",
 137                         panel->panel.edge, view, x, y);
 138
 139         view->is_mapped = true;
 140         view->surface->is_mapped = true;
 141
 142         weston_log("panel type %d inited on output %s\n", panel->panel.edge,
 143                         output->name);
 144
 145         weston_layer_entry_insert(&ivi->panel.view_list, &view->layer_link);
 146 }
 147
 148 /*
 149  * Initializes all static parts of the layout, i.e. the background and panels.
 150  */
 151 void
 152 ivi_layout_init(struct ivi_compositor *ivi, struct ivi_output *output)
 153 {
 154         ivi_background_init(ivi, output);
 155
 156         output->area.x = 0;
 157         output->area.y = 0;
 158         output->area.width = output->output->width;
 159         output->area.height = output->output->height;
 160
 161         ivi_panel_init(ivi, output, output->top);
 162         ivi_panel_init(ivi, output, output->bottom);
 163         ivi_panel_init(ivi, output, output->left);
 164         ivi_panel_init(ivi, output, output->right);
 165
 166         weston_compositor_schedule_repaint(ivi->compositor);
 167
 168         weston_log("Usable area: %dx%d+%d,%d\n",
 169                    output->area.width, output->area.height,
 170                    output->area.x, output->area.y);
 171 }
 172
 173 struct ivi_surface *
 174 ivi_find_app(struct ivi_compositor *ivi, const char *app_id)
 175 {
 176         struct ivi_surface *surf;
 177         const char *id;
 178
 179         wl_list_for_each(surf, &ivi->surfaces, link) {
 180                 id = weston_desktop_surface_get_app_id(surf->dsurface);
 181                 if (id && strcmp(app_id, id) == 0)
 182                         return surf;
 183         }
 184
 185         return NULL;
 186 }
 187
 188 static void
 189 ivi_layout_activate_complete(struct ivi_output *output,
 190                              struct ivi_surface *surf)
 191 {
 192         struct ivi_compositor *ivi = output->ivi;
 193         struct weston_output *woutput = output->output;
 194         struct weston_view *view = surf->view;
 195
 196         if (weston_view_is_mapped(view)) {
 197                 weston_layer_entry_remove(&view->layer_link);
 198         }
 199
 200         weston_view_set_output(view, woutput);
 201         weston_view_set_position(view,
 202                                  woutput->x + output->area.x,
 203                                  woutput->y + output->area.y);
 204
 205         view->is_mapped = true;
 206         view->surface->is_mapped = true;
 207
 208         if (output->active) {
 209                 output->active->view->is_mapped = false;
 210                 output->active->view->surface->is_mapped = false;
 211
 212                 weston_layer_entry_remove(&output->active->view->layer_link);
 213         }
 214         output->previous_active = output->active;
 215         output->active = surf;
 216
 217         weston_layer_entry_insert(&ivi->normal.view_list, &view->layer_link);
 218         weston_view_update_transform(view);
 219
 220         /* force repaint of the entire output */
 221         weston_output_damage(output->output);
 222
 223         /*
 224          * the 'remote' role now makes use of this part so make sure we don't
 225          * trip the enum such that we might end up with a modified output for
 226          * 'remote' role
 227          */
 228         if (surf->role == IVI_SURFACE_ROLE_DESKTOP) {
 229                 if (surf->desktop.pending_output)
 230                         surf->desktop.last_output = surf->desktop.pending_output;
 231                 surf->desktop.pending_output = NULL;
 232         }
 233
 234         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 235                         weston_desktop_surface_get_app_id(surf->dsurface),
 236                         ivi_layout_get_surface_role_name(surf), output->name);
 237 }
 238
 239 struct ivi_output *
 240 ivi_layout_find_with_app_id(const char *app_id, struct ivi_compositor *ivi)
 241 {
 242         struct ivi_output *out;
 243
 244         wl_list_for_each(out, &ivi->outputs, link) {
 245                 if (!out->app_id)
 246                         continue;
 247
 248                 if (!strcmp(app_id, out->app_id))
 249                         return out;
 250         }
 251
 252         return NULL;
 253 }
 254
 255
 256 static struct ivi_output *
 257 ivi_layout_find_bg_output(struct ivi_compositor *ivi)
 258 {
 259         struct ivi_output *out;
 260
 261         wl_list_for_each(out, &ivi->outputs, link) {
 262                 if (out->background &&
 263                     out->background->role == IVI_SURFACE_ROLE_BACKGROUND)
 264                         return out;
 265         }
 266
 267         return NULL;
 268 }
 269
 270 void
 271 ivi_layout_desktop_committed(struct ivi_surface *surf)
 272 {
 273         struct weston_desktop_surface *dsurf = surf->dsurface;
 274         struct weston_geometry geom = weston_desktop_surface_get_geometry(dsurf);
 275         struct ivi_policy *policy = surf->ivi->policy;
 276         struct ivi_output *output;
 277         const char *app_id = weston_desktop_surface_get_app_id(dsurf);
 278
 279         assert(surf->role == IVI_SURFACE_ROLE_DESKTOP ||
 280                surf->role == IVI_SURFACE_ROLE_REMOTE);
 281
 282         /*
 283          * we can't make use here of the ivi_layout_get_output_from_surface()
 284          * due to the fact that we'll always land here when a surface performs
 285          * a commit and pending_output will not bet set. This works in tandem
 286          * with 'activated_by_default' at this point to avoid tripping over
 287          * to a surface that continuously updates its content
 288          */
 289         if (surf->role == IVI_SURFACE_ROLE_DESKTOP)
 290                 output = surf->desktop.pending_output;
 291         else
 292                 output = surf->remote.output;
 293
 294         if (surf->role == IVI_SURFACE_ROLE_DESKTOP && !output) {
 295                 struct ivi_output *r_output;
 296
 297                 if (policy && policy->api.surface_activate_by_default &&
 298                     !policy->api.surface_activate_by_default(surf, surf->ivi))
 299                         return;
 300
 301                 /* we can only activate it again by using the protocol */
 302                 if (surf->activated_by_default)
 303                         return;
 304
 305                 /* check first if there aren't any outputs being set */
 306                 r_output = ivi_layout_find_with_app_id(app_id, surf->ivi);
 307
 308                 if (r_output) {
 309                         struct weston_view *view = r_output->fullscreen_view.fs->view;
 310                         if (view->is_mapped || view->surface->is_mapped)
 311                                 remove_black_surface(r_output);
 312                 }
 313
 314
 315                 /* try finding an output with a background and use that */
 316                 if (!r_output)
 317                         r_output = ivi_layout_find_bg_output(surf->ivi);
 318
 319                 /* use the output of the bg to activate the app on start-up by
 320                  * default */
 321                 if (surf->view && r_output) {
 322                         if (app_id && r_output) {
 323                                 weston_log("Surface with app_id %s, role %s activating by default\n",
 324                                         weston_desktop_surface_get_app_id(surf->dsurface),
 325                                         ivi_layout_get_surface_role_name(surf));
 326                                 ivi_layout_activate(r_output, app_id);
 327                                 surf->activated_by_default = true;
 328                         }
 329                 }
 330
 331                 return;
 332         }
 333
 334         if (surf->role == IVI_SURFACE_ROLE_REMOTE && output) {
 335                 if (policy && policy->api.surface_activate_by_default &&
 336                     !policy->api.surface_activate_by_default(surf, surf->ivi))
 337                         return;
 338
 339                 /* we can only activate it again by using the protocol, but
 340                  * additionally the output is not reset when
 341                  * ivi_layout_activate_complete() terminates so we use the
 342                  * current active surface to avoid hitting this again and again
 343                  * */
 344                 if (surf->activated_by_default && output->active == surf)
 345                         return;
 346
 347                 if (app_id) {
 348                         weston_log("Surface with app_id %s, role %s activating by default\n",
 349                                         weston_desktop_surface_get_app_id(surf->dsurface),
 350                                         ivi_layout_get_surface_role_name(surf));
 351                         ivi_layout_activate(output, app_id);
 352                         surf->activated_by_default = true;
 353                 }
 354                 return;
 355         }
 356
 357         if (!weston_desktop_surface_get_maximized(dsurf) ||
 358             geom.width != output->area.width ||
 359             geom.height != output->area.height)
 360                 return;
 361
 362         ivi_layout_activate_complete(output, surf);
 363 }
 364
 365 void
 366 ivi_layout_fullscreen_committed(struct ivi_surface *surface)
 367 {
 368         struct ivi_compositor *ivi = surface->ivi;
 369
 370         struct weston_desktop_surface *dsurface = surface->dsurface;
 371         struct weston_surface *wsurface =
 372                 weston_desktop_surface_get_surface(dsurface);
 373
 374         struct ivi_output *output = surface->split.output;
 375         struct weston_output *woutput = output->output;
 376
 377         struct weston_view *view = surface->view;
 378         struct weston_geometry geom;
 379
 380         if (surface->view->is_mapped)
 381                 return;
 382
 383         geom = weston_desktop_surface_get_geometry(dsurface);
 384         weston_log("(fs) geom x %d, y %d, width %d, height %d\n", geom.x, geom.y,
 385                         geom.width, geom.height);
 386
 387         assert(surface->role == IVI_SURFACE_ROLE_FULLSCREEN);
 388
 389         weston_desktop_surface_set_fullscreen(dsurface, true);
 390
 391         weston_view_set_output(view, woutput);
 392         weston_view_set_position(view, woutput->x, woutput->y);
 393         weston_layer_entry_insert(&ivi->fullscreen.view_list, &view->layer_link);
 394
 395         weston_view_update_transform(view);
 396         weston_view_damage_below(view);
 397
 398         wsurface->is_mapped = true;
 399         surface->view->is_mapped = true;
 400 }
 401
 402 void
 403 ivi_layout_desktop_resize(struct ivi_surface *surface,
 404                           struct weston_geometry area)
 405 {
 406         struct weston_desktop_surface *dsurf = surface->dsurface;
 407         struct weston_view *view = surface->view;
 408
 409         int x = area.x;
 410         int y = area.y;
 411         int width = area.width;
 412         int height = area.height;
 413
 414         weston_desktop_surface_set_size(dsurf,
 415                                         width, height);
 416
 417         weston_view_set_position(view, x, y);
 418         weston_view_update_transform(view);
 419         weston_view_damage_below(view);
 420 }
 421
 422 void
 423 ivi_layout_split_committed(struct ivi_surface *surface)
 424 {
 425         struct ivi_compositor *ivi = surface->ivi;
 426
 427         struct weston_desktop_surface *dsurface = surface->dsurface;
 428         struct weston_surface *wsurface =
 429                 weston_desktop_surface_get_surface(dsurface);
 430
 431         struct ivi_output *output = surface->split.output;
 432         struct weston_output *woutput = output->output;
 433
 434         struct weston_view *view = surface->view;
 435         struct weston_geometry geom;
 436
 437         int x, y;
 438         int width, height;
 439
 440         x = woutput->x;
 441         y = woutput->y;
 442
 443         if (surface->view->is_mapped)
 444                 return;
 445
 446         geom = weston_desktop_surface_get_geometry(dsurface);
 447
 448         assert(surface->role == IVI_SURFACE_ROLE_SPLIT_H ||
 449                surface->role == IVI_SURFACE_ROLE_SPLIT_V);
 450
 451         /* save the previous area in order to recover it back when if this kind
 452          * of surface is being destroyed/removed */
 453         output->area_saved = output->area;
 454
 455         switch (surface->role) {
 456         case IVI_SURFACE_ROLE_SPLIT_V:
 457                 if (geom.width == woutput->width &&
 458                     geom.height == woutput->height)
 459                         geom.width = (output->area.width / 2);
 460
 461                 x += woutput->width - geom.width;
 462                 output->area.width -= geom.width;
 463
 464                 width = woutput->width - x;
 465                 height = output->area.height;
 466                 y = output->area.y;
 467
 468                 break;
 469         case IVI_SURFACE_ROLE_SPLIT_H:
 470                 if (geom.width == woutput->width &&
 471                     geom.height == woutput->height)
 472                         geom.height = (output->area.height / 2);
 473
 474                 y = output->area.y;
 475                 output->area.y += geom.height;
 476                 output->area.height -= geom.height;
 477
 478                 width = output->area.width;
 479                 height = output->area.height;
 480
 481                 x = output->area.x;
 482
 483                 break;
 484         default:
 485                 assert(!"Invalid split orientation\n");
 486         }
 487
 488         weston_desktop_surface_set_size(dsurface,
 489                                         width, height);
 490
 491         /* resize the active surface first, output->area already contains
 492          * correct area to resize to */
 493         if (output->active)
 494                 ivi_layout_desktop_resize(output->active, output->area);
 495
 496         weston_view_set_output(view, woutput);
 497         weston_view_set_position(view, x, y);
 498         weston_layer_entry_insert(&ivi->normal.view_list, &view->layer_link);
 499
 500         weston_view_update_transform(view);
 501         weston_view_damage_below(view);
 502
 503         wsurface->is_mapped = true;
 504         surface->view->is_mapped = true;
 505 }
 506
 507 void
 508 ivi_layout_popup_committed(struct ivi_surface *surface)
 509 {
 510         struct ivi_compositor *ivi = surface->ivi;
 511
 512         struct weston_desktop_surface *dsurface = surface->dsurface;
 513         struct weston_surface *wsurface =
 514                 weston_desktop_surface_get_surface(dsurface);
 515
 516         struct ivi_output *output = surface->popup.output;
 517         struct weston_output *woutput = output->output;
 518
 519         struct weston_view *view = surface->view;
 520         struct weston_geometry geom;
 521
 522         if (surface->view->is_mapped)
 523                 return;
 524
 525         geom = weston_desktop_surface_get_geometry(dsurface);
 526         weston_log("(popup) geom x %d, y %d, width %d, height %d\n", geom.x, geom.y,
 527                         geom.width, geom.height);
 528
 529         assert(surface->role == IVI_SURFACE_ROLE_POPUP);
 530
 531         weston_view_set_output(view, woutput);
 532         if (surface->popup.x || surface->popup.y)
 533                 weston_view_set_position(view, surface->popup.x, surface->popup.y);
 534         else
 535                 weston_view_set_position(view, geom.x, geom.y);
 536         weston_layer_entry_insert(&ivi->popup.view_list, &view->layer_link);
 537
 538         weston_view_update_transform(view);
 539         weston_view_damage_below(view);
 540
 541         wsurface->is_mapped = true;
 542         surface->view->is_mapped = true;
 543 }
 544
 545 static void
 546 ivi_layout_popup_re_add(struct ivi_surface *surface)
 547 {
 548         assert(surface->role == IVI_SURFACE_ROLE_POPUP);
 549         struct weston_view *view = surface->view;
 550
 551         if (weston_view_is_mapped(view)) {
 552                 struct weston_desktop_surface *dsurface = surface->dsurface;
 553                 struct weston_surface *wsurface =
 554                         weston_desktop_surface_get_surface(dsurface);
 555
 556                 weston_layer_entry_remove(&view->layer_link);
 557
 558                 wsurface->is_mapped = false;
 559                 view->is_mapped = false;
 560         }
 561
 562         ivi_layout_popup_committed(surface);
 563 }
 564
 565 static bool
 566 ivi_layout_surface_is_split_or_fullscreen(struct ivi_surface *surf)
 567 {
 568         struct ivi_compositor *ivi = surf->ivi;
 569         struct ivi_surface *is;
 570
 571         if (surf->role != IVI_SURFACE_ROLE_SPLIT_H &&
 572             surf->role != IVI_SURFACE_ROLE_SPLIT_V &&
 573             surf->role != IVI_SURFACE_ROLE_FULLSCREEN)
 574                 return false;
 575
 576         wl_list_for_each(is, &ivi->surfaces, link)
 577                 if (is == surf)
 578                         return true;
 579
 580         return false;
 581 }
 582
 583 void
 584 ivi_layout_activate(struct ivi_output *output, const char *app_id)
 585 {
 586         struct ivi_compositor *ivi = output->ivi;
 587         struct ivi_surface *surf;
 588         struct weston_desktop_surface *dsurf;
 589         struct weston_view *view;
 590         struct weston_geometry geom;
 591         struct ivi_policy *policy = output->ivi->policy;
 592
 593         surf = ivi_find_app(ivi, app_id);
 594         if (!surf)
 595                 return;
 596
 597         if (policy && policy->api.surface_activate &&
 598             !policy->api.surface_activate(surf, surf->ivi)) {
 599                 return;
 600         }
 601
 602 #ifdef AGL_COMP_DEBUG
 603         weston_log("Activating app_id %s, type %s\n", app_id,
 604                         ivi_layout_get_surface_role_name(surf));
 605 #endif
 606
 607         if (surf->role == IVI_SURFACE_ROLE_POPUP) {
 608                 ivi_layout_popup_re_add(surf);
 609                 return;
 610         }
 611
 612         /* do not 're'-activate surfaces that are split or active */
 613         if (surf == output->active ||
 614             ivi_layout_surface_is_split_or_fullscreen(surf))
 615                 return;
 616
 617
 618         dsurf = surf->dsurface;
 619         view = surf->view;
 620         geom = weston_desktop_surface_get_geometry(dsurf);
 621
 622         if (surf->role == IVI_SURFACE_ROLE_DESKTOP)
 623                 surf->desktop.pending_output = output;
 624         if (weston_desktop_surface_get_maximized(dsurf) &&
 625             geom.width == output->area.width &&
 626             geom.height == output->area.height) {
 627                 ivi_layout_activate_complete(output, surf);
 628                 return;
 629         }
 630
 631         weston_desktop_surface_set_maximized(dsurf, true);
 632         weston_desktop_surface_set_size(dsurf,
 633                                         output->area.width,
 634                                         output->area.height);
 635
 636         weston_log("Setting app_id %s, role %s, set to maximized (%dx%d)\n",
 637                         app_id, ivi_layout_get_surface_role_name(surf),
 638                         output->area.width, output->area.height);
 639         /*
 640          * If the view isn't mapped, we put it onto the hidden layer so it will
 641          * start receiving frame events, and will be able to act on our
 642          * configure event.
 643          */
 644         if (!weston_view_is_mapped(view)) {
 645                 view->is_mapped = true;
 646                 view->surface->is_mapped = true;
 647
 648                 weston_view_set_output(view, output->output);
 649                 weston_layer_entry_insert(&ivi->hidden.view_list, &view->layer_link);
 650                 /* force repaint of the entire output */
 651
 652                 weston_log("Placed app_id %s, type %s in hidden layer\n",
 653                                 app_id, ivi_layout_get_surface_role_name(surf));
 654                 weston_output_damage(output->output);
 655         }
 656 }
 657
 658 struct ivi_output *
 659 ivi_layout_get_output_from_surface(struct ivi_surface *surf)
 660 {
 661         struct ivi_output *ivi_output = NULL;
 662
 663         switch (surf->role) {
 664         case IVI_SURFACE_ROLE_DESKTOP:
 665                 if (surf->desktop.pending_output)
 666                         ivi_output = surf->desktop.pending_output;
 667                 else
 668                         ivi_output = surf->desktop.last_output;
 669                 break;
 670         case IVI_SURFACE_ROLE_POPUP:
 671                 ivi_output = surf->popup.output;
 672                 break;
 673         case IVI_SURFACE_ROLE_BACKGROUND:
 674                 ivi_output = surf->bg.output;
 675                 break;
 676         case IVI_SURFACE_ROLE_PANEL:
 677                 ivi_output = surf->panel.output;
 678                 break;
 679         case IVI_SURFACE_ROLE_FULLSCREEN:
 680                 ivi_output = surf->fullscreen.output;
 681                 break;
 682         case IVI_SURFACE_ROLE_SPLIT_H:
 683         case IVI_SURFACE_ROLE_SPLIT_V:
 684                 ivi_output = surf->split.output;
 685                 break;
 686         case IVI_SURFACE_ROLE_REMOTE:
 687                 ivi_output = surf->remote.output;
 688                 break;
 689         case IVI_SURFACE_ROLE_NONE:
 690         default:
 691                 break;
 692         }
 693
 694         return ivi_output;
 695 }
 696
 697 void
 698 ivi_layout_deactivate(struct ivi_compositor *ivi, const char *app_id)
 699 {
 700         struct ivi_surface *surf;
 701         struct ivi_output *ivi_output;
 702         struct ivi_policy *policy = ivi->policy;
 703
 704         surf = ivi_find_app(ivi, app_id);
 705         if (!surf)
 706                 return;
 707
 708         if (policy && policy->api.surface_deactivate &&
 709             !policy->api.surface_deactivate(surf, surf->ivi)) {
 710                 return;
 711         }
 712
 713         ivi_output = ivi_layout_get_output_from_surface(surf);
 714         weston_log("Deactiving %s, role %s\n", app_id,
 715                         ivi_layout_get_surface_role_name(surf));
 716
 717         if (surf->role == IVI_SURFACE_ROLE_DESKTOP) {
 718                 struct ivi_surface *previous_active;
 719
 720                 previous_active = ivi_output->previous_active;
 721                 if (!previous_active) {
 722                         /* we don't have a previous active it means we should
 723                          * display the bg */
 724                         if (ivi_output->active) {
 725                                 struct weston_view *view;
 726
 727                                 view = ivi_output->active->view;
 728                                 view->is_mapped = false;
 729                                 view->surface->is_mapped = false;
 730
 731                                 weston_layer_entry_remove(&view->layer_link);
 732                                 weston_output_damage(ivi_output->output);
 733                         }
 734                 } else {
 735                         struct weston_desktop_surface *dsurface;
 736                         const char *previous_active_app_id;
 737
 738                         dsurface = previous_active->dsurface;
 739                         previous_active_app_id =
 740                                 weston_desktop_surface_get_app_id(dsurface);
 741                         ivi_layout_activate(ivi_output, previous_active_app_id);
 742                 }
 743         } else if (surf->role == IVI_SURFACE_ROLE_POPUP) {
 744                 struct weston_view *view  = surf->view;
 745
 746                 weston_layer_entry_remove(&view->layer_link);
 747                 weston_view_damage_below(view);
 748         }
 749 }