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         surf->mapped = true;
 207         view->surface->is_mapped = true;
 208
 209         if (output->active) {
 210                 output->active->view->is_mapped = false;
 211                 output->active->view->surface->is_mapped = false;
 212
 213                 weston_layer_entry_remove(&output->active->view->layer_link);
 214         }
 215         output->previous_active = output->active;
 216         output->active = surf;
 217
 218         weston_layer_entry_insert(&ivi->normal.view_list, &view->layer_link);
 219         weston_view_geometry_dirty(view);
 220         weston_surface_damage(view->surface);
 221
 222         /*
 223          * the 'remote' role now makes use of this part so make sure we don't
 224          * trip the enum such that we might end up with a modified output for
 225          * 'remote' role
 226          */
 227         if (surf->role == IVI_SURFACE_ROLE_DESKTOP) {
 228                 if (surf->desktop.pending_output)
 229                         surf->desktop.last_output = surf->desktop.pending_output;
 230                 surf->desktop.pending_output = NULL;
 231         }
 232
 233         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 234                         weston_desktop_surface_get_app_id(surf->dsurface),
 235                         ivi_layout_get_surface_role_name(surf), output->name);
 236 }
 237
 238 struct ivi_output *
 239 ivi_layout_find_with_app_id(const char *app_id, struct ivi_compositor *ivi)
 240 {
 241         struct ivi_output *out;
 242
 243         if (!app_id)
 244                 return NULL;
 245
 246         wl_list_for_each(out, &ivi->outputs, link) {
 247                 if (!out->app_id)
 248                         continue;
 249
 250                 if (!strcmp(app_id, out->app_id))
 251                         return out;
 252         }
 253
 254         return NULL;
 255 }
 256
 257
 258 static struct ivi_output *
 259 ivi_layout_find_bg_output(struct ivi_compositor *ivi)
 260 {
 261         struct ivi_output *out;
 262
 263         wl_list_for_each(out, &ivi->outputs, link) {
 264                 if (out->background &&
 265                     out->background->role == IVI_SURFACE_ROLE_BACKGROUND)
 266                         return out;
 267         }
 268
 269         return NULL;
 270 }
 271
 272 void
 273 ivi_layout_desktop_committed(struct ivi_surface *surf)
 274 {
 275         struct weston_desktop_surface *dsurf = surf->dsurface;
 276         struct weston_geometry geom = weston_desktop_surface_get_geometry(dsurf);
 277         struct ivi_policy *policy = surf->ivi->policy;
 278         struct ivi_output *output;
 279         const char *app_id = weston_desktop_surface_get_app_id(dsurf);
 280
 281         assert(surf->role == IVI_SURFACE_ROLE_DESKTOP ||
 282                surf->role == IVI_SURFACE_ROLE_REMOTE);
 283
 284         /*
 285          * we can't make use here of the ivi_layout_get_output_from_surface()
 286          * due to the fact that we'll always land here when a surface performs
 287          * a commit and pending_output will not bet set. This works in tandem
 288          * with 'mapped' at this point to avoid tripping over
 289          * to a surface that continuously updates its content
 290          */
 291         if (surf->role == IVI_SURFACE_ROLE_DESKTOP)
 292                 output = surf->desktop.pending_output;
 293         else
 294                 output = surf->remote.output;
 295
 296         if (surf->role == IVI_SURFACE_ROLE_DESKTOP && !output) {
 297                 struct ivi_output *r_output;
 298
 299                 if (policy && policy->api.surface_activate_by_default &&
 300                     !policy->api.surface_activate_by_default(surf, surf->ivi))
 301                         return;
 302
 303                 /* we can only activate it again by using the protocol */
 304                 if (surf->mapped)
 305                         return;
 306
 307                 /* check first if there aren't any outputs being set */
 308                 r_output = ivi_layout_find_with_app_id(app_id, surf->ivi);
 309
 310                 if (r_output) {
 311                         struct weston_view *view = r_output->fullscreen_view.fs->view;
 312                         if (view->is_mapped || view->surface->is_mapped)
 313                                 remove_black_surface(r_output);
 314                 }
 315
 316
 317                 /* try finding an output with a background and use that */
 318                 if (!r_output)
 319                         r_output = ivi_layout_find_bg_output(surf->ivi);
 320
 321                 /* if we couldn't still find an output by this point, there's
 322                  * something wrong so we abort with a protocol error */
 323                 if (!r_output) {
 324                         wl_resource_post_error(surf->ivi->shell_client.resource,
 325                                                AGL_SHELL_ERROR_INVALID_ARGUMENT,
 326                                                "No valid output found to activate surface by default");
 327                         return;
 328                 }
 329
 330                 if (!surf->ivi->activate_by_default) {
 331                         weston_log("Refusing to activate surface role %d, app_id %s\n",
 332                                         surf->role, app_id);
 333                         return;
 334                 }
 335
 336                 /* use the output of the bg to activate the app on start-up by
 337                  * default */
 338                 if (surf->view && r_output) {
 339                         if (app_id && r_output) {
 340                                 weston_log("Surface with app_id %s, role %s activating by default\n",
 341                                         weston_desktop_surface_get_app_id(surf->dsurface),
 342                                         ivi_layout_get_surface_role_name(surf));
 343                                 ivi_layout_activate(r_output, app_id);
 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                         }
 356                 }
 357
 358                 return;
 359         }
 360
 361         if (surf->role == IVI_SURFACE_ROLE_REMOTE && output) {
 362                 if (policy && policy->api.surface_activate_by_default &&
 363                     !policy->api.surface_activate_by_default(surf, surf->ivi))
 364                         return;
 365
 366                 /* we can only activate it again by using the protocol, but
 367                  * additionally the output is not reset when
 368                  * ivi_layout_activate_complete() terminates so we use the
 369                  * current active surface to avoid hitting this again and again
 370                  * */
 371                 if (surf->mapped && output->active == surf)
 372                         return;
 373
 374                 if (app_id) {
 375                         weston_log("Surface with app_id %s, role %s activating by default\n",
 376                                         weston_desktop_surface_get_app_id(surf->dsurface),
 377                                         ivi_layout_get_surface_role_name(surf));
 378                         ivi_layout_activate(output, app_id);
 379                 }
 380                 return;
 381         }
 382
 383         if (!weston_desktop_surface_get_maximized(dsurf) ||
 384             geom.width != output->area.width ||
 385             geom.height != output->area.height)
 386                 return;
 387
 388         ivi_layout_activate_complete(output, surf);
 389 }
 390
 391 void
 392 ivi_layout_fullscreen_committed(struct ivi_surface *surface)
 393 {
 394         struct ivi_compositor *ivi = surface->ivi;
 395         struct ivi_policy *policy = ivi->policy;
 396
 397         struct weston_desktop_surface *dsurface = surface->dsurface;
 398         struct weston_surface *wsurface =
 399                 weston_desktop_surface_get_surface(dsurface);
 400         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 401
 402         struct ivi_output *output = surface->split.output;
 403         struct weston_output *woutput = output->output;
 404
 405         struct weston_view *view = surface->view;
 406         struct weston_geometry geom;
 407
 408         if (policy && policy->api.surface_activate_by_default &&
 409             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 410             !surface->mapped)
 411                 return;
 412
 413         if (surface->view->is_mapped)
 414                 return;
 415
 416         geom = weston_desktop_surface_get_geometry(dsurface);
 417         weston_log("(fs) geom x %d, y %d, width %d, height %d\n", geom.x, geom.y,
 418                         geom.width, geom.height);
 419
 420         assert(surface->role == IVI_SURFACE_ROLE_FULLSCREEN);
 421
 422         weston_desktop_surface_set_fullscreen(dsurface, true);
 423
 424         weston_view_set_output(view, woutput);
 425         weston_view_set_position(view, woutput->x, woutput->y);
 426         weston_layer_entry_insert(&ivi->fullscreen.view_list, &view->layer_link);
 427
 428         weston_view_geometry_dirty(view);
 429         weston_surface_damage(view->surface);
 430
 431         wsurface->is_mapped = true;
 432         surface->view->is_mapped = true;
 433
 434         shell_advertise_app_state(ivi, app_id,
 435                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 436
 437         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 438                         app_id, ivi_layout_get_surface_role_name(surface), output->name);
 439 }
 440
 441 void
 442 ivi_layout_desktop_resize(struct ivi_surface *surface,
 443                           struct weston_geometry area)
 444 {
 445         struct weston_desktop_surface *dsurf = surface->dsurface;
 446         struct weston_view *view = surface->view;
 447
 448         int x = area.x;
 449         int y = area.y;
 450         int width = area.width;
 451         int height = area.height;
 452
 453         weston_desktop_surface_set_size(dsurf,
 454                                         width, height);
 455
 456         weston_view_set_position(view, x, y);
 457
 458         weston_view_geometry_dirty(view);
 459         weston_surface_damage(view->surface);
 460 }
 461
 462 void
 463 ivi_layout_split_committed(struct ivi_surface *surface)
 464 {
 465         struct ivi_compositor *ivi = surface->ivi;
 466         struct ivi_policy *policy = ivi->policy;
 467
 468         struct weston_desktop_surface *dsurface = surface->dsurface;
 469         struct weston_surface *wsurface =
 470                 weston_desktop_surface_get_surface(dsurface);
 471         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 472
 473         struct ivi_output *output = surface->split.output;
 474         struct weston_output *woutput = output->output;
 475
 476         struct weston_view *view = surface->view;
 477         struct weston_geometry geom;
 478
 479         int x, y;
 480         int width, height;
 481
 482         x = woutput->x;
 483         y = woutput->y;
 484
 485         if (policy && policy->api.surface_activate_by_default &&
 486             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 487             !surface->mapped)
 488                 return;
 489
 490         if (surface->view->is_mapped)
 491                 return;
 492
 493         geom = weston_desktop_surface_get_geometry(dsurface);
 494
 495         assert(surface->role == IVI_SURFACE_ROLE_SPLIT_H ||
 496                surface->role == IVI_SURFACE_ROLE_SPLIT_V);
 497
 498         /* save the previous area in order to recover it back when if this kind
 499          * of surface is being destroyed/removed */
 500         output->area_saved = output->area;
 501
 502         switch (surface->role) {
 503         case IVI_SURFACE_ROLE_SPLIT_V:
 504                 geom.width = (output->area.width / 2);
 505
 506                 x += woutput->width - geom.width;
 507                 output->area.width -= geom.width;
 508
 509                 width = woutput->width - x;
 510                 height = output->area.height;
 511                 y = output->area.y;
 512
 513                 break;
 514         case IVI_SURFACE_ROLE_SPLIT_H:
 515                 geom.height = (output->area.height / 2);
 516
 517                 y = output->area.y;
 518                 output->area.y += geom.height;
 519                 output->area.height -= geom.height;
 520
 521                 width = output->area.width;
 522                 height = output->area.height;
 523
 524                 x = output->area.x;
 525
 526                 break;
 527         default:
 528                 assert(!"Invalid split orientation\n");
 529         }
 530
 531         weston_desktop_surface_set_size(dsurface,
 532                                         width, height);
 533
 534         /* resize the active surface first, output->area already contains
 535          * correct area to resize to */
 536         if (output->active)
 537                 ivi_layout_desktop_resize(output->active, output->area);
 538
 539         weston_view_set_output(view, woutput);
 540         weston_view_set_position(view, x, y);
 541         weston_layer_entry_insert(&ivi->normal.view_list, &view->layer_link);
 542
 543         weston_view_geometry_dirty(view);
 544         weston_surface_damage(view->surface);
 545
 546         wsurface->is_mapped = true;
 547         surface->view->is_mapped = true;
 548
 549         shell_advertise_app_state(ivi, app_id,
 550                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 551
 552         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 553                         app_id, ivi_layout_get_surface_role_name(surface), output->name);
 554 }
 555
 556 static void
 557 ivi_compute_popup_position(const struct weston_output *output, struct weston_view *view,
 558                            int initial_x, int initial_y, int *new_x, int *new_y)
 559 {
 560         *new_x = output->x + initial_x;
 561         *new_y = output->y + initial_y;
 562 }
 563
 564
 565 void
 566 ivi_layout_popup_committed(struct ivi_surface *surface)
 567 {
 568         struct ivi_compositor *ivi = surface->ivi;
 569         struct ivi_policy *policy = ivi->policy;
 570
 571         struct weston_desktop_surface *dsurface = surface->dsurface;
 572         struct weston_surface *wsurface =
 573                 weston_desktop_surface_get_surface(dsurface);
 574         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 575
 576         int new_x, new_y;
 577
 578         struct ivi_output *output = surface->popup.output;
 579         struct weston_output *woutput = output->output;
 580
 581         struct weston_view *view = surface->view;
 582
 583         if (policy && policy->api.surface_activate_by_default &&
 584             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 585             !surface->mapped)
 586                 return;
 587
 588         if (surface->view->is_mapped)
 589                 return;
 590
 591         assert(surface->role == IVI_SURFACE_ROLE_POPUP);
 592
 593         weston_view_set_output(view, woutput);
 594
 595         ivi_compute_popup_position(woutput, view,
 596                                    surface->popup.x, surface->popup.y, &new_x, &new_y);
 597         weston_view_set_position(view, new_x, new_y);
 598
 599         /* only clip the pop-up dialog window if we have a valid
 600          * width and height being passed on. Users might not want to have one
 601          * set-up so only enfore it is really passed on. */
 602         if (surface->popup.bb.width > 0 && surface->popup.bb.height > 0)
 603                 weston_view_set_mask(view, surface->popup.bb.x, surface->popup.bb.y,
 604                                      surface->popup.bb.width, surface->popup.bb.height);
 605
 606         weston_layer_entry_insert(&ivi->popup.view_list, &view->layer_link);
 607
 608         weston_view_geometry_dirty(view);
 609         weston_surface_damage(view->surface);
 610
 611         wsurface->is_mapped = true;
 612         surface->view->is_mapped = true;
 613
 614         shell_advertise_app_state(ivi, app_id,
 615                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 616
 617         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 618                         app_id, ivi_layout_get_surface_role_name(surface), output->name);
 619 }
 620
 621 static void
 622 ivi_layout_popup_re_add(struct ivi_surface *surface)
 623 {
 624         assert(surface->role == IVI_SURFACE_ROLE_POPUP);
 625         struct weston_view *view = surface->view;
 626
 627         if (weston_view_is_mapped(view)) {
 628                 struct weston_desktop_surface *dsurface = surface->dsurface;
 629                 struct weston_surface *wsurface =
 630                         weston_desktop_surface_get_surface(dsurface);
 631
 632                 weston_layer_entry_remove(&view->layer_link);
 633
 634                 wsurface->is_mapped = false;
 635                 view->is_mapped = false;
 636         }
 637
 638         /* reset the activate by default in order to (still) allow the surface
 639          * to be activaved using the request */
 640         if (!surface->mapped)
 641                 surface->mapped = true;
 642
 643         ivi_layout_popup_committed(surface);
 644 }
 645
 646 static bool
 647 ivi_layout_surface_is_split_or_fullscreen(struct ivi_surface *surf)
 648 {
 649         struct ivi_compositor *ivi = surf->ivi;
 650         struct ivi_surface *is;
 651
 652         if (surf->role != IVI_SURFACE_ROLE_SPLIT_H &&
 653             surf->role != IVI_SURFACE_ROLE_SPLIT_V &&
 654             surf->role != IVI_SURFACE_ROLE_FULLSCREEN)
 655                 return false;
 656
 657         /* reset the activate by default in order to (still) allow the surface
 658          * to be activaved using the request */
 659         if (!surf->mapped)
 660                 surf->mapped = true;
 661
 662         wl_list_for_each(is, &ivi->surfaces, link)
 663                 if (is == surf)
 664                         return true;
 665
 666         return false;
 667 }
 668
 669 void
 670 ivi_layout_activate_by_surf(struct ivi_output *output, struct ivi_surface *surf)
 671 {
 672         struct ivi_compositor *ivi = output->ivi;
 673         struct weston_desktop_surface *dsurf;
 674         struct weston_view *view;
 675         struct weston_geometry geom;
 676         struct ivi_policy *policy = output->ivi->policy;
 677
 678         dsurf = surf->dsurface;
 679         view = surf->view;
 680
 681         const char *app_id = weston_desktop_surface_get_app_id(dsurf);
 682
 683         if (!surf)
 684                 return;
 685
 686         if (policy && policy->api.surface_activate &&
 687             !policy->api.surface_activate(surf, surf->ivi)) {
 688                 return;
 689         }
 690
 691 #ifdef AGL_COMP_DEBUG
 692         weston_log("Activating app_id %s, type %s\n", app_id,
 693                         ivi_layout_get_surface_role_name(surf));
 694 #endif
 695
 696         if (surf->role == IVI_SURFACE_ROLE_POPUP) {
 697                 ivi_layout_popup_re_add(surf);
 698                 return;
 699         }
 700
 701         /* do not 're'-activate surfaces that are split or active */
 702         if (surf == output->active ||
 703             ivi_layout_surface_is_split_or_fullscreen(surf))
 704                 return;
 705
 706         if (surf->role == IVI_SURFACE_ROLE_REMOTE) {
 707                 struct ivi_output *remote_output =
 708                         ivi_layout_find_with_app_id(app_id, ivi);
 709
 710                 /* if already active on a remote output do not
 711                  * attempt to activate it again */
 712                 if (remote_output && remote_output->active == surf)
 713                         return;
 714         }
 715
 716
 717         geom = weston_desktop_surface_get_geometry(dsurf);
 718
 719         if (surf->role == IVI_SURFACE_ROLE_DESKTOP)
 720                 surf->desktop.pending_output = output;
 721         if (weston_desktop_surface_get_maximized(dsurf) &&
 722             geom.width == output->area.width &&
 723             geom.height == output->area.height) {
 724                 ivi_layout_activate_complete(output, surf);
 725                 return;
 726         }
 727
 728         weston_desktop_surface_set_maximized(dsurf, true);
 729         weston_desktop_surface_set_size(dsurf,
 730                                         output->area.width,
 731                                         output->area.height);
 732
 733         weston_log("Setting app_id %s, role %s, set to maximized (%dx%d)\n",
 734                         app_id, ivi_layout_get_surface_role_name(surf),
 735                         output->area.width, output->area.height);
 736         /*
 737          * If the view isn't mapped, we put it onto the hidden layer so it will
 738          * start receiving frame events, and will be able to act on our
 739          * configure event.
 740          */
 741         if (!weston_view_is_mapped(view)) {
 742                 view->is_mapped = true;
 743                 view->surface->is_mapped = true;
 744
 745                 weston_view_set_output(view, output->output);
 746                 weston_layer_entry_insert(&ivi->hidden.view_list, &view->layer_link);
 747                 weston_log("Placed app_id %s, type %s in hidden layer\n",
 748                                 app_id, ivi_layout_get_surface_role_name(surf));
 749         }
 750 }
 751
 752 void
 753 ivi_layout_activate(struct ivi_output *output, const char *app_id)
 754 {
 755         struct ivi_surface *surf;
 756         struct ivi_compositor *ivi = output->ivi;
 757
 758         if (!app_id)
 759                 return;
 760
 761         surf = ivi_find_app(ivi, app_id);
 762         if (!surf)
 763                 return;
 764
 765         ivi_layout_activate_by_surf(output, surf);
 766 }
 767
 768 struct ivi_output *
 769 ivi_layout_get_output_from_surface(struct ivi_surface *surf)
 770 {
 771         struct ivi_output *ivi_output = NULL;
 772
 773         switch (surf->role) {
 774         case IVI_SURFACE_ROLE_DESKTOP:
 775                 if (surf->desktop.pending_output)
 776                         ivi_output = surf->desktop.pending_output;
 777                 else
 778                         ivi_output = surf->desktop.last_output;
 779                 break;
 780         case IVI_SURFACE_ROLE_POPUP:
 781                 ivi_output = surf->popup.output;
 782                 break;
 783         case IVI_SURFACE_ROLE_BACKGROUND:
 784                 ivi_output = surf->bg.output;
 785                 break;
 786         case IVI_SURFACE_ROLE_PANEL:
 787                 ivi_output = surf->panel.output;
 788                 break;
 789         case IVI_SURFACE_ROLE_FULLSCREEN:
 790                 ivi_output = surf->fullscreen.output;
 791                 break;
 792         case IVI_SURFACE_ROLE_SPLIT_H:
 793         case IVI_SURFACE_ROLE_SPLIT_V:
 794                 ivi_output = surf->split.output;
 795                 break;
 796         case IVI_SURFACE_ROLE_REMOTE:
 797                 ivi_output = surf->remote.output;
 798                 break;
 799         case IVI_SURFACE_ROLE_NONE:
 800         default:
 801                 break;
 802         }
 803
 804         return ivi_output;
 805 }
 806
 807 void
 808 ivi_layout_deactivate(struct ivi_compositor *ivi, const char *app_id)
 809 {
 810         struct ivi_surface *surf;
 811         struct ivi_output *ivi_output;
 812         struct ivi_policy *policy = ivi->policy;
 813
 814         if (!app_id)
 815                 return;
 816
 817         surf = ivi_find_app(ivi, app_id);
 818         if (!surf)
 819                 return;
 820
 821         if (policy && policy->api.surface_deactivate &&
 822             !policy->api.surface_deactivate(surf, surf->ivi)) {
 823                 return;
 824         }
 825
 826         ivi_output = ivi_layout_get_output_from_surface(surf);
 827         weston_log("Deactiving %s, role %s\n", app_id,
 828                         ivi_layout_get_surface_role_name(surf));
 829
 830         if (surf->role == IVI_SURFACE_ROLE_DESKTOP) {
 831                 struct ivi_surface *previous_active;
 832
 833                 previous_active = ivi_output->previous_active;
 834                 if (!previous_active) {
 835                         /* we don't have a previous active it means we should
 836                          * display the bg */
 837                         if (ivi_output->active) {
 838                                 struct weston_view *view;
 839
 840                                 view = ivi_output->active->view;
 841                                 view->is_mapped = false;
 842                                 view->surface->is_mapped = false;
 843
 844                                 weston_layer_entry_remove(&view->layer_link);
 845                                 weston_view_geometry_dirty(view);
 846                                 weston_surface_damage(view->surface);
 847                                 ivi_output->active = NULL;
 848                         }
 849                 } else {
 850                         struct weston_desktop_surface *dsurface;
 851                         const char *previous_active_app_id;
 852
 853                         dsurface = previous_active->dsurface;
 854                         previous_active_app_id =
 855                                 weston_desktop_surface_get_app_id(dsurface);
 856                         ivi_layout_activate(ivi_output, previous_active_app_id);
 857                 }
 858         } else if (surf->role == IVI_SURFACE_ROLE_POPUP) {
 859                 struct weston_view *view  = surf->view;
 860
 861                 weston_layer_entry_remove(&view->layer_link);
 862                 weston_view_geometry_dirty(view);
 863                 weston_surface_damage(view->surface);
 864         }
 865 }