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         } else {
 199                 weston_view_update_transform(view);
 200         }
 201
 202         weston_view_set_output(view, woutput);
 203         weston_view_set_position(view,
 204                                  woutput->x + output->area.x,
 205                                  woutput->y + output->area.y);
 206
 207         view->is_mapped = true;
 208         surf->mapped = true;
 209         view->surface->is_mapped = true;
 210
 211         if (output->active) {
 212                 output->active->view->is_mapped = false;
 213                 output->active->view->surface->is_mapped = false;
 214
 215                 weston_layer_entry_remove(&output->active->view->layer_link);
 216         }
 217         output->previous_active = output->active;
 218         output->active = surf;
 219
 220         weston_layer_entry_insert(&ivi->normal.view_list, &view->layer_link);
 221         weston_view_geometry_dirty(view);
 222         weston_surface_damage(view->surface);
 223
 224         /*
 225          * the 'remote' role now makes use of this part so make sure we don't
 226          * trip the enum such that we might end up with a modified output for
 227          * 'remote' role
 228          */
 229         if (surf->role == IVI_SURFACE_ROLE_DESKTOP) {
 230                 if (surf->desktop.pending_output)
 231                         surf->desktop.last_output = surf->desktop.pending_output;
 232                 surf->desktop.pending_output = NULL;
 233         }
 234
 235         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 236                         weston_desktop_surface_get_app_id(surf->dsurface),
 237                         ivi_layout_get_surface_role_name(surf), output->name);
 238 }
 239
 240 struct ivi_output *
 241 ivi_layout_find_with_app_id(const char *app_id, struct ivi_compositor *ivi)
 242 {
 243         struct ivi_output *out;
 244
 245         if (!app_id)
 246                 return NULL;
 247
 248         wl_list_for_each(out, &ivi->outputs, link) {
 249                 if (!out->app_id)
 250                         continue;
 251
 252                 if (!strcmp(app_id, out->app_id))
 253                         return out;
 254         }
 255
 256         return NULL;
 257 }
 258
 259 struct ivi_output *
 260 ivi_layout_find_bg_output(struct ivi_compositor *ivi)
 261 {
 262         struct ivi_output *out;
 263
 264         wl_list_for_each(out, &ivi->outputs, link) {
 265                 if (out->background &&
 266                     out->background->role == IVI_SURFACE_ROLE_BACKGROUND)
 267                         return out;
 268         }
 269
 270         return NULL;
 271 }
 272
 273 void
 274 ivi_layout_desktop_committed(struct ivi_surface *surf)
 275 {
 276         struct weston_desktop_surface *dsurf = surf->dsurface;
 277         struct weston_geometry geom = weston_desktop_surface_get_geometry(dsurf);
 278         struct ivi_policy *policy = surf->ivi->policy;
 279         struct ivi_output *output;
 280         const char *app_id = weston_desktop_surface_get_app_id(dsurf);
 281
 282         assert(surf->role == IVI_SURFACE_ROLE_DESKTOP ||
 283                surf->role == IVI_SURFACE_ROLE_REMOTE);
 284
 285         /*
 286          * we can't make use here of the ivi_layout_get_output_from_surface()
 287          * due to the fact that we'll always land here when a surface performs
 288          * a commit and pending_output will not bet set. This works in tandem
 289          * with 'mapped' at this point to avoid tripping over
 290          * to a surface that continuously updates its content
 291          */
 292         if (surf->role == IVI_SURFACE_ROLE_DESKTOP)
 293                 output = surf->desktop.pending_output;
 294         else
 295                 output = surf->remote.output;
 296
 297         if (surf->role == IVI_SURFACE_ROLE_DESKTOP && !output) {
 298                 struct ivi_output *r_output;
 299
 300                 if (policy && policy->api.surface_activate_by_default &&
 301                     !policy->api.surface_activate_by_default(surf, surf->ivi))
 302                         return;
 303
 304                 /* we can only activate it again by using the protocol */
 305                 if (surf->mapped)
 306                         return;
 307
 308                 /* check first if there aren't any outputs being set */
 309                 r_output = ivi_layout_find_with_app_id(app_id, surf->ivi);
 310
 311                 if (r_output) {
 312                         struct weston_view *view = r_output->fullscreen_view.fs->view;
 313                         if (view->is_mapped || view->surface->is_mapped)
 314                                 remove_black_surface(r_output);
 315                 }
 316
 317
 318                 /* try finding an output with a background and use that */
 319                 if (!r_output)
 320                         r_output = ivi_layout_find_bg_output(surf->ivi);
 321
 322                 /* if we couldn't still find an output by this point, there's
 323                  * something wrong so we abort with a protocol error */
 324                 if (!r_output) {
 325                         wl_resource_post_error(surf->ivi->shell_client.resource,
 326                                                AGL_SHELL_ERROR_INVALID_ARGUMENT,
 327                                                "No valid output found to activate surface by default");
 328                         return;
 329                 }
 330
 331                 if (!surf->ivi->activate_by_default) {
 332                         weston_log("Refusing to activate surface role %d, app_id %s\n",
 333                                         surf->role, app_id);
 334                         return;
 335                 }
 336
 337                 /* use the output of the bg to activate the app on start-up by
 338                  * default */
 339                 if (surf->view && r_output) {
 340                         if (app_id && r_output) {
 341                                 weston_log("Surface with app_id %s, role %s activating by default\n",
 342                                         weston_desktop_surface_get_app_id(surf->dsurface),
 343                                         ivi_layout_get_surface_role_name(surf));
 344                                 ivi_layout_activate(r_output, app_id);
 345                         } else if (!app_id) {
 346                                 /*
 347                                  * applications not setting an app_id, or
 348                                  * setting an app_id but at a later point in
 349                                  * time, might fall-back here so give them a
 350                                  * chance to receive the configure event and
 351                                  * act upon it
 352                                  */
 353                                 weston_log("Surface no app_id, role %s activating by default\n",
 354                                         ivi_layout_get_surface_role_name(surf));
 355                                 ivi_layout_activate_by_surf(r_output, surf);
 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->mapped && 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                 }
 381                 return;
 382         }
 383
 384         if (!weston_desktop_surface_get_maximized(dsurf) ||
 385             geom.width != output->area.width ||
 386             geom.height != output->area.height)
 387                 return;
 388
 389         ivi_layout_activate_complete(output, surf);
 390 }
 391
 392 void
 393 ivi_layout_fullscreen_committed(struct ivi_surface *surface)
 394 {
 395         struct ivi_compositor *ivi = surface->ivi;
 396         struct ivi_policy *policy = ivi->policy;
 397
 398         struct weston_desktop_surface *dsurface = surface->dsurface;
 399         struct weston_surface *wsurface =
 400                 weston_desktop_surface_get_surface(dsurface);
 401         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 402
 403         struct ivi_output *output = surface->split.output;
 404         struct weston_output *woutput = output->output;
 405         struct ivi_output *bg_output = ivi_layout_find_bg_output(ivi);
 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->mapped)
 413                 return;
 414
 415         if (surface->view->is_mapped)
 416                 return;
 417
 418         geom = weston_desktop_surface_get_geometry(dsurface);
 419         assert(surface->role == IVI_SURFACE_ROLE_FULLSCREEN);
 420
 421         if (!weston_desktop_surface_get_fullscreen(dsurface) ||
 422             geom.width != bg_output->output->width ||
 423             geom.height != bg_output->output->height) {
 424                 struct weston_desktop_client *desktop_client =
 425                         weston_desktop_surface_get_client(dsurface);
 426                 struct wl_client *client =
 427                         weston_desktop_client_get_client(desktop_client);
 428                 wl_client_post_implementation_error(client,
 429                                 "Can not display surface due to invalid geometry");
 430                 return;
 431         }
 432
 433         weston_view_set_output(view, woutput);
 434         weston_view_set_position(view, woutput->x, woutput->y);
 435         weston_layer_entry_insert(&ivi->fullscreen.view_list, &view->layer_link);
 436
 437         weston_view_geometry_dirty(view);
 438         weston_surface_damage(view->surface);
 439
 440         wsurface->is_mapped = true;
 441         surface->view->is_mapped = true;
 442
 443         shell_advertise_app_state(ivi, app_id,
 444                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 445
 446         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 447                         app_id, ivi_layout_get_surface_role_name(surface), output->name);
 448 }
 449
 450 void
 451 ivi_layout_desktop_resize(struct ivi_surface *surface,
 452                           struct weston_geometry area)
 453 {
 454         struct weston_desktop_surface *dsurf = surface->dsurface;
 455         struct weston_view *view = surface->view;
 456
 457         int x = area.x;
 458         int y = area.y;
 459         int width = area.width;
 460         int height = area.height;
 461
 462         weston_desktop_surface_set_size(dsurf,
 463                                         width, height);
 464
 465         weston_view_set_position(view, x, y);
 466
 467         weston_view_geometry_dirty(view);
 468         weston_surface_damage(view->surface);
 469 }
 470
 471 void
 472 ivi_layout_split_committed(struct ivi_surface *surface)
 473 {
 474         struct ivi_compositor *ivi = surface->ivi;
 475         struct ivi_policy *policy = ivi->policy;
 476
 477         struct weston_desktop_surface *dsurface = surface->dsurface;
 478         struct weston_surface *wsurface =
 479                 weston_desktop_surface_get_surface(dsurface);
 480         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 481
 482         struct ivi_output *output = surface->split.output;
 483         struct weston_output *woutput = output->output;
 484
 485         struct weston_view *view = surface->view;
 486         struct weston_geometry geom;
 487
 488         int x, y;
 489         int width, height;
 490
 491         x = woutput->x;
 492         y = woutput->y;
 493
 494         if (policy && policy->api.surface_activate_by_default &&
 495             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 496             !surface->mapped)
 497                 return;
 498
 499         if (surface->view->is_mapped)
 500                 return;
 501
 502         geom = weston_desktop_surface_get_geometry(dsurface);
 503
 504         assert(surface->role == IVI_SURFACE_ROLE_SPLIT_H ||
 505                surface->role == IVI_SURFACE_ROLE_SPLIT_V);
 506
 507         /* save the previous area in order to recover it back when if this kind
 508          * of surface is being destroyed/removed */
 509         output->area_saved = output->area;
 510
 511         switch (surface->role) {
 512         case IVI_SURFACE_ROLE_SPLIT_V:
 513                 geom.width = (output->area.width / 2);
 514
 515                 x += woutput->width - geom.width;
 516                 output->area.width -= geom.width;
 517
 518                 width = woutput->width - x;
 519                 height = output->area.height;
 520                 y = output->area.y;
 521
 522                 break;
 523         case IVI_SURFACE_ROLE_SPLIT_H:
 524                 geom.height = (output->area.height / 2);
 525
 526                 y = output->area.y;
 527                 output->area.y += geom.height;
 528                 output->area.height -= geom.height;
 529
 530                 width = output->area.width;
 531                 height = output->area.height;
 532
 533                 x = output->area.x;
 534
 535                 break;
 536         default:
 537                 assert(!"Invalid split orientation\n");
 538         }
 539
 540         weston_desktop_surface_set_size(dsurface,
 541                                         width, height);
 542
 543         /* resize the active surface first, output->area already contains
 544          * correct area to resize to */
 545         if (output->active)
 546                 ivi_layout_desktop_resize(output->active, output->area);
 547
 548         weston_view_set_output(view, woutput);
 549         weston_view_set_position(view, x, y);
 550         weston_layer_entry_insert(&ivi->normal.view_list, &view->layer_link);
 551
 552         weston_view_geometry_dirty(view);
 553         weston_surface_damage(view->surface);
 554
 555         wsurface->is_mapped = true;
 556         surface->view->is_mapped = true;
 557
 558         shell_advertise_app_state(ivi, app_id,
 559                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 560
 561         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 562                         app_id, ivi_layout_get_surface_role_name(surface), output->name);
 563 }
 564
 565 static void
 566 ivi_compute_popup_position(const struct weston_output *output, struct weston_view *view,
 567                            int initial_x, int initial_y, int *new_x, int *new_y)
 568 {
 569         *new_x = output->x + initial_x;
 570         *new_y = output->y + initial_y;
 571 }
 572
 573
 574 void
 575 ivi_layout_popup_committed(struct ivi_surface *surface)
 576 {
 577         struct ivi_compositor *ivi = surface->ivi;
 578         struct ivi_policy *policy = ivi->policy;
 579
 580         struct weston_desktop_surface *dsurface = surface->dsurface;
 581         struct weston_surface *wsurface =
 582                 weston_desktop_surface_get_surface(dsurface);
 583         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 584
 585         int new_x, new_y;
 586
 587         struct ivi_output *output = surface->popup.output;
 588         struct weston_output *woutput = output->output;
 589
 590         struct weston_view *view = surface->view;
 591
 592         if (policy && policy->api.surface_activate_by_default &&
 593             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 594             !surface->mapped)
 595                 return;
 596
 597         if (surface->view->is_mapped)
 598                 return;
 599
 600         assert(surface->role == IVI_SURFACE_ROLE_POPUP);
 601
 602         weston_view_set_output(view, woutput);
 603
 604         ivi_compute_popup_position(woutput, view,
 605                                    surface->popup.x, surface->popup.y, &new_x, &new_y);
 606         weston_view_set_position(view, new_x, new_y);
 607
 608         /* only clip the pop-up dialog window if we have a valid
 609          * width and height being passed on. Users might not want to have one
 610          * set-up so only enfore it is really passed on. */
 611         if (surface->popup.bb.width > 0 && surface->popup.bb.height > 0)
 612                 weston_view_set_mask(view, surface->popup.bb.x, surface->popup.bb.y,
 613                                      surface->popup.bb.width, surface->popup.bb.height);
 614
 615         weston_layer_entry_insert(&ivi->popup.view_list, &view->layer_link);
 616
 617         weston_view_geometry_dirty(view);
 618         weston_surface_damage(view->surface);
 619
 620         wsurface->is_mapped = true;
 621         surface->view->is_mapped = true;
 622
 623         shell_advertise_app_state(ivi, app_id,
 624                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 625
 626         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 627                         app_id, ivi_layout_get_surface_role_name(surface), output->name);
 628 }
 629
 630 static void
 631 ivi_layout_popup_re_add(struct ivi_surface *surface)
 632 {
 633         assert(surface->role == IVI_SURFACE_ROLE_POPUP);
 634         struct weston_view *view = surface->view;
 635
 636         if (weston_view_is_mapped(view)) {
 637                 struct weston_desktop_surface *dsurface = surface->dsurface;
 638                 struct weston_surface *wsurface =
 639                         weston_desktop_surface_get_surface(dsurface);
 640
 641                 weston_layer_entry_remove(&view->layer_link);
 642
 643                 wsurface->is_mapped = false;
 644                 view->is_mapped = false;
 645         }
 646
 647         /* reset the activate by default in order to (still) allow the surface
 648          * to be activaved using the request */
 649         if (!surface->mapped)
 650                 surface->mapped = true;
 651
 652         ivi_layout_popup_committed(surface);
 653 }
 654
 655 static bool
 656 ivi_layout_surface_is_split_or_fullscreen(struct ivi_surface *surf)
 657 {
 658         struct ivi_compositor *ivi = surf->ivi;
 659         struct ivi_surface *is;
 660
 661         if (surf->role != IVI_SURFACE_ROLE_SPLIT_H &&
 662             surf->role != IVI_SURFACE_ROLE_SPLIT_V &&
 663             surf->role != IVI_SURFACE_ROLE_FULLSCREEN)
 664                 return false;
 665
 666         /* reset the activate by default in order to (still) allow the surface
 667          * to be activaved using the request */
 668         if (!surf->mapped)
 669                 surf->mapped = true;
 670
 671         wl_list_for_each(is, &ivi->surfaces, link)
 672                 if (is == surf)
 673                         return true;
 674
 675         return false;
 676 }
 677
 678 void
 679 ivi_layout_activate_by_surf(struct ivi_output *output, struct ivi_surface *surf)
 680 {
 681         struct ivi_compositor *ivi = output->ivi;
 682         struct weston_desktop_surface *dsurf;
 683         struct weston_view *view;
 684         struct weston_geometry geom;
 685         struct ivi_policy *policy = output->ivi->policy;
 686
 687         dsurf = surf->dsurface;
 688         view = surf->view;
 689
 690         const char *app_id = weston_desktop_surface_get_app_id(dsurf);
 691
 692         if (!surf)
 693                 return;
 694
 695         if (policy && policy->api.surface_activate &&
 696             !policy->api.surface_activate(surf, surf->ivi)) {
 697                 return;
 698         }
 699
 700 #ifdef AGL_COMP_DEBUG
 701         weston_log("Activating app_id %s, type %s\n", app_id,
 702                         ivi_layout_get_surface_role_name(surf));
 703 #endif
 704
 705         if (surf->role == IVI_SURFACE_ROLE_POPUP) {
 706                 ivi_layout_popup_re_add(surf);
 707                 return;
 708         }
 709
 710         /* do not 're'-activate surfaces that are split or active */
 711         if (surf == output->active ||
 712             ivi_layout_surface_is_split_or_fullscreen(surf))
 713                 return;
 714
 715         if (surf->role == IVI_SURFACE_ROLE_REMOTE) {
 716                 struct ivi_output *remote_output =
 717                         ivi_layout_find_with_app_id(app_id, ivi);
 718
 719                 /* if already active on a remote output do not
 720                  * attempt to activate it again */
 721                 if (remote_output && remote_output->active == surf)
 722                         return;
 723         }
 724
 725
 726         geom = weston_desktop_surface_get_geometry(dsurf);
 727
 728         if (surf->role == IVI_SURFACE_ROLE_DESKTOP)
 729                 surf->desktop.pending_output = output;
 730         if (weston_desktop_surface_get_maximized(dsurf) &&
 731             geom.width == output->area.width &&
 732             geom.height == output->area.height) {
 733                 ivi_layout_activate_complete(output, surf);
 734                 return;
 735         }
 736
 737         weston_desktop_surface_set_maximized(dsurf, true);
 738         weston_desktop_surface_set_size(dsurf,
 739                                         output->area.width,
 740                                         output->area.height);
 741
 742         weston_log("Setting app_id %s, role %s, set to maximized (%dx%d)\n",
 743                         app_id, ivi_layout_get_surface_role_name(surf),
 744                         output->area.width, output->area.height);
 745         /*
 746          * If the view isn't mapped, we put it onto the hidden layer so it will
 747          * start receiving frame events, and will be able to act on our
 748          * configure event.
 749          */
 750         if (!weston_view_is_mapped(view)) {
 751                 view->is_mapped = true;
 752                 view->surface->is_mapped = true;
 753
 754                 weston_view_set_output(view, output->output);
 755                 weston_layer_entry_insert(&ivi->hidden.view_list, &view->layer_link);
 756                 weston_log("Placed app_id %s, type %s in hidden layer\n",
 757                                 app_id, ivi_layout_get_surface_role_name(surf));
 758         }
 759 }
 760
 761 void
 762 ivi_layout_activate(struct ivi_output *output, const char *app_id)
 763 {
 764         struct ivi_surface *surf;
 765         struct ivi_compositor *ivi = output->ivi;
 766
 767         if (!app_id)
 768                 return;
 769
 770         surf = ivi_find_app(ivi, app_id);
 771         if (!surf)
 772                 return;
 773
 774         ivi_layout_activate_by_surf(output, surf);
 775 }
 776
 777 struct ivi_output *
 778 ivi_layout_get_output_from_surface(struct ivi_surface *surf)
 779 {
 780         struct ivi_output *ivi_output = NULL;
 781
 782         switch (surf->role) {
 783         case IVI_SURFACE_ROLE_DESKTOP:
 784                 if (surf->desktop.pending_output)
 785                         ivi_output = surf->desktop.pending_output;
 786                 else
 787                         ivi_output = surf->desktop.last_output;
 788                 break;
 789         case IVI_SURFACE_ROLE_POPUP:
 790                 ivi_output = surf->popup.output;
 791                 break;
 792         case IVI_SURFACE_ROLE_BACKGROUND:
 793                 ivi_output = surf->bg.output;
 794                 break;
 795         case IVI_SURFACE_ROLE_PANEL:
 796                 ivi_output = surf->panel.output;
 797                 break;
 798         case IVI_SURFACE_ROLE_FULLSCREEN:
 799                 ivi_output = surf->fullscreen.output;
 800                 break;
 801         case IVI_SURFACE_ROLE_SPLIT_H:
 802         case IVI_SURFACE_ROLE_SPLIT_V:
 803                 ivi_output = surf->split.output;
 804                 break;
 805         case IVI_SURFACE_ROLE_REMOTE:
 806                 ivi_output = surf->remote.output;
 807                 break;
 808         case IVI_SURFACE_ROLE_NONE:
 809         default:
 810                 break;
 811         }
 812
 813         return ivi_output;
 814 }
 815
 816 void
 817 ivi_layout_deactivate(struct ivi_compositor *ivi, const char *app_id)
 818 {
 819         struct ivi_surface *surf;
 820         struct ivi_output *ivi_output;
 821         struct ivi_policy *policy = ivi->policy;
 822
 823         if (!app_id)
 824                 return;
 825
 826         surf = ivi_find_app(ivi, app_id);
 827         if (!surf)
 828                 return;
 829
 830         if (policy && policy->api.surface_deactivate &&
 831             !policy->api.surface_deactivate(surf, surf->ivi)) {
 832                 return;
 833         }
 834
 835         ivi_output = ivi_layout_get_output_from_surface(surf);
 836         weston_log("Deactiving %s, role %s\n", app_id,
 837                         ivi_layout_get_surface_role_name(surf));
 838
 839         if (surf->role == IVI_SURFACE_ROLE_DESKTOP) {
 840                 struct ivi_surface *previous_active;
 841
 842                 previous_active = ivi_output->previous_active;
 843                 if (!previous_active) {
 844                         /* we don't have a previous active it means we should
 845                          * display the bg */
 846                         if (ivi_output->active) {
 847                                 struct weston_view *view;
 848
 849                                 view = ivi_output->active->view;
 850                                 view->is_mapped = false;
 851                                 view->surface->is_mapped = false;
 852
 853                                 weston_layer_entry_remove(&view->layer_link);
 854                                 weston_view_geometry_dirty(view);
 855                                 weston_surface_damage(view->surface);
 856                                 ivi_output->active = NULL;
 857                         }
 858                 } else {
 859                         struct weston_desktop_surface *dsurface;
 860                         const char *previous_active_app_id;
 861
 862                         dsurface = previous_active->dsurface;
 863                         previous_active_app_id =
 864                                 weston_desktop_surface_get_app_id(dsurface);
 865                         ivi_layout_activate(ivi_output, previous_active_app_id);
 866                 }
 867         } else if (surf->role == IVI_SURFACE_ROLE_POPUP) {
 868                 struct weston_view *view  = surf->view;
 869
 870                 weston_layer_entry_remove(&view->layer_link);
 871                 weston_view_geometry_dirty(view);
 872                 weston_surface_damage(view->surface);
 873         }
 874 }