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_geometry_dirty(view);
 219         weston_surface_damage(view->surface);
 220
 221         /*
 222          * the 'remote' role now makes use of this part so make sure we don't
 223          * trip the enum such that we might end up with a modified output for
 224          * 'remote' role
 225          */
 226         if (surf->role == IVI_SURFACE_ROLE_DESKTOP) {
 227                 if (surf->desktop.pending_output)
 228                         surf->desktop.last_output = surf->desktop.pending_output;
 229                 surf->desktop.pending_output = NULL;
 230         }
 231
 232         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 233                         weston_desktop_surface_get_app_id(surf->dsurface),
 234                         ivi_layout_get_surface_role_name(surf), output->name);
 235 }
 236
 237 struct ivi_output *
 238 ivi_layout_find_with_app_id(const char *app_id, struct ivi_compositor *ivi)
 239 {
 240         struct ivi_output *out;
 241
 242         if (!app_id)
 243                 return NULL;
 244
 245         wl_list_for_each(out, &ivi->outputs, link) {
 246                 if (!out->app_id)
 247                         continue;
 248
 249                 if (!strcmp(app_id, out->app_id))
 250                         return out;
 251         }
 252
 253         return NULL;
 254 }
 255
 256
 257 static struct ivi_output *
 258 ivi_layout_find_bg_output(struct ivi_compositor *ivi)
 259 {
 260         struct ivi_output *out;
 261
 262         wl_list_for_each(out, &ivi->outputs, link) {
 263                 if (out->background &&
 264                     out->background->role == IVI_SURFACE_ROLE_BACKGROUND)
 265                         return out;
 266         }
 267
 268         return NULL;
 269 }
 270
 271 void
 272 ivi_layout_desktop_committed(struct ivi_surface *surf)
 273 {
 274         struct weston_desktop_surface *dsurf = surf->dsurface;
 275         struct weston_geometry geom = weston_desktop_surface_get_geometry(dsurf);
 276         struct ivi_policy *policy = surf->ivi->policy;
 277         struct ivi_output *output;
 278         const char *app_id = weston_desktop_surface_get_app_id(dsurf);
 279
 280         assert(surf->role == IVI_SURFACE_ROLE_DESKTOP ||
 281                surf->role == IVI_SURFACE_ROLE_REMOTE);
 282
 283         /*
 284          * we can't make use here of the ivi_layout_get_output_from_surface()
 285          * due to the fact that we'll always land here when a surface performs
 286          * a commit and pending_output will not bet set. This works in tandem
 287          * with 'activated_by_default' at this point to avoid tripping over
 288          * to a surface that continuously updates its content
 289          */
 290         if (surf->role == IVI_SURFACE_ROLE_DESKTOP)
 291                 output = surf->desktop.pending_output;
 292         else
 293                 output = surf->remote.output;
 294
 295         if (surf->role == IVI_SURFACE_ROLE_DESKTOP && !output) {
 296                 struct ivi_output *r_output;
 297
 298                 if (policy && policy->api.surface_activate_by_default &&
 299                     !policy->api.surface_activate_by_default(surf, surf->ivi))
 300                         return;
 301
 302                 /* we can only activate it again by using the protocol */
 303                 if (surf->activated_by_default)
 304                         return;
 305
 306                 /* check first if there aren't any outputs being set */
 307                 r_output = ivi_layout_find_with_app_id(app_id, surf->ivi);
 308
 309                 if (r_output) {
 310                         struct weston_view *view = r_output->fullscreen_view.fs->view;
 311                         if (view->is_mapped || view->surface->is_mapped)
 312                                 remove_black_surface(r_output);
 313                 }
 314
 315
 316                 /* try finding an output with a background and use that */
 317                 if (!r_output)
 318                         r_output = ivi_layout_find_bg_output(surf->ivi);
 319
 320                 /* if we couldn't still find an output by this point, there's
 321                  * something wrong so we abort with a protocol error */
 322                 if (!r_output) {
 323                         wl_resource_post_error(surf->ivi->shell_client.resource,
 324                                                AGL_SHELL_ERROR_INVALID_ARGUMENT,
 325                                                "No valid output found to activate surface by default");
 326                         return;
 327                 }
 328
 329                 if (!surf->ivi->activate_by_default) {
 330                         weston_log("Refusing to activate surface role %d, app_id %s\n",
 331                                         surf->role, app_id);
 332                         return;
 333                 }
 334
 335                 /* use the output of the bg to activate the app on start-up by
 336                  * default */
 337                 if (surf->view && r_output) {
 338                         if (app_id && r_output) {
 339                                 weston_log("Surface with app_id %s, role %s activating by default\n",
 340                                         weston_desktop_surface_get_app_id(surf->dsurface),
 341                                         ivi_layout_get_surface_role_name(surf));
 342                                 ivi_layout_activate(r_output, app_id);
 343                                 surf->activated_by_default = true;
 344                         } else if (!app_id) {
 345                                 /*
 346                                  * applications not setting an app_id, or
 347                                  * setting an app_id but at a later point in
 348                                  * time, might fall-back here so give them a
 349                                  * chance to receive the configure event and
 350                                  * act upon it
 351                                  */
 352                                 weston_log("Surface no app_id, role %s activating by default\n",
 353                                         ivi_layout_get_surface_role_name(surf));
 354                                 ivi_layout_activate_by_surf(r_output, surf);
 355                                 surf->activated_by_default = true;
 356                         }
 357                 }
 358
 359                 return;
 360         }
 361
 362         if (surf->role == IVI_SURFACE_ROLE_REMOTE && output) {
 363                 if (policy && policy->api.surface_activate_by_default &&
 364                     !policy->api.surface_activate_by_default(surf, surf->ivi))
 365                         return;
 366
 367                 /* we can only activate it again by using the protocol, but
 368                  * additionally the output is not reset when
 369                  * ivi_layout_activate_complete() terminates so we use the
 370                  * current active surface to avoid hitting this again and again
 371                  * */
 372                 if (surf->activated_by_default && output->active == surf)
 373                         return;
 374
 375                 if (app_id) {
 376                         weston_log("Surface with app_id %s, role %s activating by default\n",
 377                                         weston_desktop_surface_get_app_id(surf->dsurface),
 378                                         ivi_layout_get_surface_role_name(surf));
 379                         ivi_layout_activate(output, app_id);
 380                         surf->activated_by_default = true;
 381                 }
 382                 return;
 383         }
 384
 385         if (!weston_desktop_surface_get_maximized(dsurf) ||
 386             geom.width != output->area.width ||
 387             geom.height != output->area.height)
 388                 return;
 389
 390         ivi_layout_activate_complete(output, surf);
 391 }
 392
 393 void
 394 ivi_layout_fullscreen_committed(struct ivi_surface *surface)
 395 {
 396         struct ivi_compositor *ivi = surface->ivi;
 397         struct ivi_policy *policy = ivi->policy;
 398
 399         struct weston_desktop_surface *dsurface = surface->dsurface;
 400         struct weston_surface *wsurface =
 401                 weston_desktop_surface_get_surface(dsurface);
 402         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 403
 404         struct ivi_output *output = surface->split.output;
 405         struct weston_output *woutput = output->output;
 406
 407         struct weston_view *view = surface->view;
 408         struct weston_geometry geom;
 409
 410         if (policy && policy->api.surface_activate_by_default &&
 411             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 412             !surface->activated_by_default)
 413                 return;
 414
 415         if (surface->view->is_mapped)
 416                 return;
 417
 418         geom = weston_desktop_surface_get_geometry(dsurface);
 419         weston_log("(fs) geom x %d, y %d, width %d, height %d\n", geom.x, geom.y,
 420                         geom.width, geom.height);
 421
 422         assert(surface->role == IVI_SURFACE_ROLE_FULLSCREEN);
 423
 424         weston_desktop_surface_set_fullscreen(dsurface, true);
 425
 426         weston_view_set_output(view, woutput);
 427         weston_view_set_position(view, woutput->x, woutput->y);
 428         weston_layer_entry_insert(&ivi->fullscreen.view_list, &view->layer_link);
 429
 430         weston_view_geometry_dirty(view);
 431         weston_surface_damage(view->surface);
 432
 433         wsurface->is_mapped = true;
 434         surface->view->is_mapped = true;
 435
 436         shell_advertise_app_state(ivi, app_id,
 437                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 438
 439         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 440                         app_id, ivi_layout_get_surface_role_name(surface), output->name);
 441 }
 442
 443 void
 444 ivi_layout_desktop_resize(struct ivi_surface *surface,
 445                           struct weston_geometry area)
 446 {
 447         struct weston_desktop_surface *dsurf = surface->dsurface;
 448         struct weston_view *view = surface->view;
 449
 450         int x = area.x;
 451         int y = area.y;
 452         int width = area.width;
 453         int height = area.height;
 454
 455         weston_desktop_surface_set_size(dsurf,
 456                                         width, height);
 457
 458         weston_view_set_position(view, x, y);
 459
 460         weston_view_geometry_dirty(view);
 461         weston_surface_damage(view->surface);
 462 }
 463
 464 void
 465 ivi_layout_split_committed(struct ivi_surface *surface)
 466 {
 467         struct ivi_compositor *ivi = surface->ivi;
 468         struct ivi_policy *policy = ivi->policy;
 469
 470         struct weston_desktop_surface *dsurface = surface->dsurface;
 471         struct weston_surface *wsurface =
 472                 weston_desktop_surface_get_surface(dsurface);
 473         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 474
 475         struct ivi_output *output = surface->split.output;
 476         struct weston_output *woutput = output->output;
 477
 478         struct weston_view *view = surface->view;
 479         struct weston_geometry geom;
 480
 481         int x, y;
 482         int width, height;
 483
 484         x = woutput->x;
 485         y = woutput->y;
 486
 487         if (policy && policy->api.surface_activate_by_default &&
 488             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 489             !surface->activated_by_default)
 490                 return;
 491
 492         if (surface->view->is_mapped)
 493                 return;
 494
 495         geom = weston_desktop_surface_get_geometry(dsurface);
 496
 497         assert(surface->role == IVI_SURFACE_ROLE_SPLIT_H ||
 498                surface->role == IVI_SURFACE_ROLE_SPLIT_V);
 499
 500         /* save the previous area in order to recover it back when if this kind
 501          * of surface is being destroyed/removed */
 502         output->area_saved = output->area;
 503
 504         switch (surface->role) {
 505         case IVI_SURFACE_ROLE_SPLIT_V:
 506                 geom.width = (output->area.width / 2);
 507
 508                 x += woutput->width - geom.width;
 509                 output->area.width -= geom.width;
 510
 511                 width = woutput->width - x;
 512                 height = output->area.height;
 513                 y = output->area.y;
 514
 515                 break;
 516         case IVI_SURFACE_ROLE_SPLIT_H:
 517                 geom.height = (output->area.height / 2);
 518
 519                 y = output->area.y;
 520                 output->area.y += geom.height;
 521                 output->area.height -= geom.height;
 522
 523                 width = output->area.width;
 524                 height = output->area.height;
 525
 526                 x = output->area.x;
 527
 528                 break;
 529         default:
 530                 assert(!"Invalid split orientation\n");
 531         }
 532
 533         weston_desktop_surface_set_size(dsurface,
 534                                         width, height);
 535
 536         /* resize the active surface first, output->area already contains
 537          * correct area to resize to */
 538         if (output->active)
 539                 ivi_layout_desktop_resize(output->active, output->area);
 540
 541         weston_view_set_output(view, woutput);
 542         weston_view_set_position(view, x, y);
 543         weston_layer_entry_insert(&ivi->normal.view_list, &view->layer_link);
 544
 545         weston_view_geometry_dirty(view);
 546         weston_surface_damage(view->surface);
 547
 548         wsurface->is_mapped = true;
 549         surface->view->is_mapped = true;
 550
 551         shell_advertise_app_state(ivi, app_id,
 552                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 553
 554         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 555                         app_id, ivi_layout_get_surface_role_name(surface), output->name);
 556 }
 557
 558 static void
 559 ivi_compute_popup_position(const struct weston_output *output, struct weston_view *view,
 560                            int initial_x, int initial_y, int *new_x, int *new_y)
 561 {
 562         *new_x = output->x + initial_x;
 563         *new_y = output->y + initial_y;
 564 }
 565
 566
 567 void
 568 ivi_layout_popup_committed(struct ivi_surface *surface)
 569 {
 570         struct ivi_compositor *ivi = surface->ivi;
 571         struct ivi_policy *policy = ivi->policy;
 572
 573         struct weston_desktop_surface *dsurface = surface->dsurface;
 574         struct weston_surface *wsurface =
 575                 weston_desktop_surface_get_surface(dsurface);
 576         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 577
 578         int new_x, new_y;
 579
 580         struct ivi_output *output = surface->popup.output;
 581         struct weston_output *woutput = output->output;
 582
 583         struct weston_view *view = surface->view;
 584
 585         if (policy && policy->api.surface_activate_by_default &&
 586             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 587             !surface->activated_by_default)
 588                 return;
 589
 590         if (surface->view->is_mapped)
 591                 return;
 592
 593         assert(surface->role == IVI_SURFACE_ROLE_POPUP);
 594
 595         weston_view_set_output(view, woutput);
 596
 597         ivi_compute_popup_position(woutput, view,
 598                                    surface->popup.x, surface->popup.y, &new_x, &new_y);
 599         weston_view_set_position(view, new_x, new_y);
 600
 601         /* only clip the pop-up dialog window if we have a valid
 602          * width and height being passed on. Users might not want to have one
 603          * set-up so only enfore it is really passed on. */
 604         if (surface->popup.bb.width > 0 && surface->popup.bb.height > 0)
 605                 weston_view_set_mask(view, surface->popup.bb.x, surface->popup.bb.y,
 606                                      surface->popup.bb.width, surface->popup.bb.height);
 607
 608         weston_layer_entry_insert(&ivi->popup.view_list, &view->layer_link);
 609
 610         weston_view_geometry_dirty(view);
 611         weston_surface_damage(view->surface);
 612
 613         wsurface->is_mapped = true;
 614         surface->view->is_mapped = true;
 615
 616         shell_advertise_app_state(ivi, app_id,
 617                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 618
 619         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 620                         app_id, ivi_layout_get_surface_role_name(surface), output->name);
 621 }
 622
 623 static void
 624 ivi_layout_popup_re_add(struct ivi_surface *surface)
 625 {
 626         assert(surface->role == IVI_SURFACE_ROLE_POPUP);
 627         struct weston_view *view = surface->view;
 628
 629         if (weston_view_is_mapped(view)) {
 630                 struct weston_desktop_surface *dsurface = surface->dsurface;
 631                 struct weston_surface *wsurface =
 632                         weston_desktop_surface_get_surface(dsurface);
 633
 634                 weston_layer_entry_remove(&view->layer_link);
 635
 636                 wsurface->is_mapped = false;
 637                 view->is_mapped = false;
 638         }
 639
 640         /* reset the activate by default in order to (still) allow the surface
 641          * to be activaved using the request */
 642         if (!surface->activated_by_default)
 643                 surface->activated_by_default = true;
 644
 645         ivi_layout_popup_committed(surface);
 646 }
 647
 648 static bool
 649 ivi_layout_surface_is_split_or_fullscreen(struct ivi_surface *surf)
 650 {
 651         struct ivi_compositor *ivi = surf->ivi;
 652         struct ivi_surface *is;
 653
 654         if (surf->role != IVI_SURFACE_ROLE_SPLIT_H &&
 655             surf->role != IVI_SURFACE_ROLE_SPLIT_V &&
 656             surf->role != IVI_SURFACE_ROLE_FULLSCREEN)
 657                 return false;
 658
 659         /* reset the activate by default in order to (still) allow the surface
 660          * to be activaved using the request */
 661         if (!surf->activated_by_default)
 662                 surf->activated_by_default = true;
 663
 664         wl_list_for_each(is, &ivi->surfaces, link)
 665                 if (is == surf)
 666                         return true;
 667
 668         return false;
 669 }
 670
 671 void
 672 ivi_layout_activate_by_surf(struct ivi_output *output, struct ivi_surface *surf)
 673 {
 674         struct ivi_compositor *ivi = output->ivi;
 675         struct weston_desktop_surface *dsurf;
 676         struct weston_view *view;
 677         struct weston_geometry geom;
 678         struct ivi_policy *policy = output->ivi->policy;
 679
 680         dsurf = surf->dsurface;
 681         view = surf->view;
 682
 683         const char *app_id = weston_desktop_surface_get_app_id(dsurf);
 684
 685         if (!surf)
 686                 return;
 687
 688         if (policy && policy->api.surface_activate &&
 689             !policy->api.surface_activate(surf, surf->ivi)) {
 690                 return;
 691         }
 692
 693 #ifdef AGL_COMP_DEBUG
 694         weston_log("Activating app_id %s, type %s\n", app_id,
 695                         ivi_layout_get_surface_role_name(surf));
 696 #endif
 697
 698         if (surf->role == IVI_SURFACE_ROLE_POPUP) {
 699                 ivi_layout_popup_re_add(surf);
 700                 return;
 701         }
 702
 703         /* do not 're'-activate surfaces that are split or active */
 704         if (surf == output->active ||
 705             ivi_layout_surface_is_split_or_fullscreen(surf))
 706                 return;
 707
 708         if (surf->role == IVI_SURFACE_ROLE_REMOTE) {
 709                 struct ivi_output *remote_output =
 710                         ivi_layout_find_with_app_id(app_id, ivi);
 711
 712                 /* if already active on a remote output do not
 713                  * attempt to activate it again */
 714                 if (remote_output && remote_output->active == surf)
 715                         return;
 716         }
 717
 718
 719         geom = weston_desktop_surface_get_geometry(dsurf);
 720
 721         if (surf->role == IVI_SURFACE_ROLE_DESKTOP)
 722                 surf->desktop.pending_output = output;
 723         if (weston_desktop_surface_get_maximized(dsurf) &&
 724             geom.width == output->area.width &&
 725             geom.height == output->area.height) {
 726                 ivi_layout_activate_complete(output, surf);
 727                 return;
 728         }
 729
 730         weston_desktop_surface_set_maximized(dsurf, true);
 731         weston_desktop_surface_set_size(dsurf,
 732                                         output->area.width,
 733                                         output->area.height);
 734
 735         weston_log("Setting app_id %s, role %s, set to maximized (%dx%d)\n",
 736                         app_id, ivi_layout_get_surface_role_name(surf),
 737                         output->area.width, output->area.height);
 738         /*
 739          * If the view isn't mapped, we put it onto the hidden layer so it will
 740          * start receiving frame events, and will be able to act on our
 741          * configure event.
 742          */
 743         if (!weston_view_is_mapped(view)) {
 744                 view->is_mapped = true;
 745                 view->surface->is_mapped = true;
 746
 747                 weston_view_set_output(view, output->output);
 748                 weston_layer_entry_insert(&ivi->hidden.view_list, &view->layer_link);
 749                 weston_log("Placed app_id %s, type %s in hidden layer\n",
 750                                 app_id, ivi_layout_get_surface_role_name(surf));
 751         }
 752 }
 753
 754 void
 755 ivi_layout_activate(struct ivi_output *output, const char *app_id)
 756 {
 757         struct ivi_surface *surf;
 758         struct ivi_compositor *ivi = output->ivi;
 759
 760         if (!app_id)
 761                 return;
 762
 763         surf = ivi_find_app(ivi, app_id);
 764         if (!surf)
 765                 return;
 766
 767         ivi_layout_activate_by_surf(output, surf);
 768 }
 769
 770 struct ivi_output *
 771 ivi_layout_get_output_from_surface(struct ivi_surface *surf)
 772 {
 773         struct ivi_output *ivi_output = NULL;
 774
 775         switch (surf->role) {
 776         case IVI_SURFACE_ROLE_DESKTOP:
 777                 if (surf->desktop.pending_output)
 778                         ivi_output = surf->desktop.pending_output;
 779                 else
 780                         ivi_output = surf->desktop.last_output;
 781                 break;
 782         case IVI_SURFACE_ROLE_POPUP:
 783                 ivi_output = surf->popup.output;
 784                 break;
 785         case IVI_SURFACE_ROLE_BACKGROUND:
 786                 ivi_output = surf->bg.output;
 787                 break;
 788         case IVI_SURFACE_ROLE_PANEL:
 789                 ivi_output = surf->panel.output;
 790                 break;
 791         case IVI_SURFACE_ROLE_FULLSCREEN:
 792                 ivi_output = surf->fullscreen.output;
 793                 break;
 794         case IVI_SURFACE_ROLE_SPLIT_H:
 795         case IVI_SURFACE_ROLE_SPLIT_V:
 796                 ivi_output = surf->split.output;
 797                 break;
 798         case IVI_SURFACE_ROLE_REMOTE:
 799                 ivi_output = surf->remote.output;
 800                 break;
 801         case IVI_SURFACE_ROLE_NONE:
 802         default:
 803                 break;
 804         }
 805
 806         return ivi_output;
 807 }
 808
 809 void
 810 ivi_layout_deactivate(struct ivi_compositor *ivi, const char *app_id)
 811 {
 812         struct ivi_surface *surf;
 813         struct ivi_output *ivi_output;
 814         struct ivi_policy *policy = ivi->policy;
 815
 816         if (!app_id)
 817                 return;
 818
 819         surf = ivi_find_app(ivi, app_id);
 820         if (!surf)
 821                 return;
 822
 823         if (policy && policy->api.surface_deactivate &&
 824             !policy->api.surface_deactivate(surf, surf->ivi)) {
 825                 return;
 826         }
 827
 828         ivi_output = ivi_layout_get_output_from_surface(surf);
 829         weston_log("Deactiving %s, role %s\n", app_id,
 830                         ivi_layout_get_surface_role_name(surf));
 831
 832         if (surf->role == IVI_SURFACE_ROLE_DESKTOP) {
 833                 struct ivi_surface *previous_active;
 834
 835                 previous_active = ivi_output->previous_active;
 836                 if (!previous_active) {
 837                         /* we don't have a previous active it means we should
 838                          * display the bg */
 839                         if (ivi_output->active) {
 840                                 struct weston_view *view;
 841
 842                                 view = ivi_output->active->view;
 843                                 view->is_mapped = false;
 844                                 view->surface->is_mapped = false;
 845
 846                                 weston_layer_entry_remove(&view->layer_link);
 847                                 weston_view_geometry_dirty(view);
 848                                 weston_surface_damage(view->surface);
 849                                 ivi_output->active = NULL;
 850                         }
 851                 } else {
 852                         struct weston_desktop_surface *dsurface;
 853                         const char *previous_active_app_id;
 854
 855                         dsurface = previous_active->dsurface;
 856                         previous_active_app_id =
 857                                 weston_desktop_surface_get_app_id(dsurface);
 858                         ivi_layout_activate(ivi_output, previous_active_app_id);
 859                 }
 860         } else if (surf->role == IVI_SURFACE_ROLE_POPUP) {
 861                 struct weston_view *view  = surf->view;
 862
 863                 weston_layer_entry_remove(&view->layer_link);
 864                 weston_view_geometry_dirty(view);
 865                 weston_surface_damage(view->surface);
 866         }
 867 }