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 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 'mapped' 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->mapped)
 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                         } else if (!app_id) {
 344                                 /*
 345                                  * applications not setting an app_id, or
 346                                  * setting an app_id but at a later point in
 347                                  * time, might fall-back here so give them a
 348                                  * chance to receive the configure event and
 349                                  * act upon it
 350                                  */
 351                                 weston_log("Surface no app_id, role %s activating by default\n",
 352                                         ivi_layout_get_surface_role_name(surf));
 353                                 ivi_layout_activate_by_surf(r_output, surf);
 354                         }
 355                 }
 356
 357                 return;
 358         }
 359
 360         if (surf->role == IVI_SURFACE_ROLE_REMOTE && output) {
 361                 if (policy && policy->api.surface_activate_by_default &&
 362                     !policy->api.surface_activate_by_default(surf, surf->ivi))
 363                         return;
 364
 365                 /* we can only activate it again by using the protocol, but
 366                  * additionally the output is not reset when
 367                  * ivi_layout_activate_complete() terminates so we use the
 368                  * current active surface to avoid hitting this again and again
 369                  * */
 370                 if (surf->mapped && output->active == surf)
 371                         return;
 372
 373                 if (app_id) {
 374                         weston_log("Surface with app_id %s, role %s activating by default\n",
 375                                         weston_desktop_surface_get_app_id(surf->dsurface),
 376                                         ivi_layout_get_surface_role_name(surf));
 377                         ivi_layout_activate(output, app_id);
 378                 }
 379                 return;
 380         }
 381
 382         if (!weston_desktop_surface_get_maximized(dsurf) ||
 383             geom.width != output->area.width ||
 384             geom.height != output->area.height)
 385                 return;
 386
 387         ivi_layout_activate_complete(output, surf);
 388 }
 389
 390 void
 391 ivi_layout_fullscreen_committed(struct ivi_surface *surface)
 392 {
 393         struct ivi_compositor *ivi = surface->ivi;
 394         struct ivi_policy *policy = ivi->policy;
 395
 396         struct weston_desktop_surface *dsurface = surface->dsurface;
 397         struct weston_surface *wsurface =
 398                 weston_desktop_surface_get_surface(dsurface);
 399         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 400
 401         struct ivi_output *output = surface->split.output;
 402         struct weston_output *woutput = output->output;
 403         struct ivi_output *bg_output = ivi_layout_find_bg_output(ivi);
 404
 405         struct weston_view *view = surface->view;
 406         struct weston_geometry geom =
 407                 weston_desktop_surface_get_geometry(dsurface);
 408
 409         bool is_fullscreen = weston_desktop_surface_get_fullscreen(dsurface);
 410         bool is_dim_same =
 411                 geom.width == bg_output->output->width &&
 412                 geom.height == bg_output->output->height;
 413
 414         if (policy && policy->api.surface_activate_by_default &&
 415             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 416             !surface->mapped)
 417                 return;
 418
 419         assert(surface->role == IVI_SURFACE_ROLE_FULLSCREEN);
 420
 421         if (weston_view_is_mapped(view))
 422                 return;
 423
 424         /* if we still get here but we haven't resized so far, send configure
 425          * events to do so */
 426         if (surface->state != RESIZING && (!is_fullscreen || !is_dim_same)) {
 427                 struct ivi_output *bg_output =
 428                         ivi_layout_find_bg_output(surface->ivi);
 429
 430                 weston_log("Placing fullscreen app_id %s, type %s in hidden layer\n",
 431                                 app_id, ivi_layout_get_surface_role_name(surface));
 432                 weston_desktop_surface_set_fullscreen(dsurface, true);
 433                 weston_desktop_surface_set_size(dsurface,
 434                                                 bg_output->output->width,
 435                                                 bg_output->output->height);
 436
 437                 surface->state = RESIZING;
 438                 weston_view_set_output(view, output->output);
 439                 weston_layer_entry_insert(&ivi->hidden.view_list, &view->layer_link);
 440                 return;
 441         }
 442
 443         /* eventually, we would set the surface fullscreen, but the client
 444          * hasn't resized correctly by this point, so terminate connection */
 445         if (surface->state == RESIZING && is_fullscreen && !is_dim_same) {
 446                 struct weston_desktop_client *desktop_client =
 447                         weston_desktop_surface_get_client(dsurface);
 448                 struct wl_client *client =
 449                         weston_desktop_client_get_client(desktop_client);
 450                 wl_client_post_implementation_error(client,
 451                                 "can not display surface due to invalid geometry."
 452                                 " Client should perform a geometry resize!");
 453                 return;
 454         }
 455
 456         /* this implies we resized correctly */
 457         if (!weston_view_is_mapped(view)) {
 458                 weston_layer_entry_remove(&view->layer_link);
 459
 460                 weston_view_set_output(view, woutput);
 461                 weston_view_set_position(view, woutput->x, woutput->y);
 462                 weston_layer_entry_insert(&ivi->fullscreen.view_list, &view->layer_link);
 463
 464                 wsurface->is_mapped = true;
 465                 surface->view->is_mapped = true;
 466                 surface->state = FULLSCREEN;
 467
 468                 weston_view_geometry_dirty(view);
 469                 weston_surface_damage(view->surface);
 470
 471                 shell_advertise_app_state(ivi, app_id,
 472                                 NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 473
 474                 weston_log("Activation completed for app_id %s, role %s, "
 475                            "output %s\n", app_id,
 476                            ivi_layout_get_surface_role_name(surface),
 477                            output->name);
 478
 479         }
 480 }
 481
 482 void
 483 ivi_layout_desktop_resize(struct ivi_surface *surface,
 484                           struct weston_geometry area)
 485 {
 486         struct weston_desktop_surface *dsurf = surface->dsurface;
 487         struct weston_view *view = surface->view;
 488
 489         int x = area.x;
 490         int y = area.y;
 491         int width = area.width;
 492         int height = area.height;
 493
 494         weston_desktop_surface_set_size(dsurf,
 495                                         width, height);
 496
 497         weston_view_set_position(view, x, y);
 498
 499         weston_view_geometry_dirty(view);
 500         weston_surface_damage(view->surface);
 501 }
 502
 503 void
 504 ivi_layout_split_committed(struct ivi_surface *surface)
 505 {
 506         struct ivi_compositor *ivi = surface->ivi;
 507         struct ivi_policy *policy = ivi->policy;
 508
 509         struct weston_desktop_surface *dsurface = surface->dsurface;
 510         struct weston_surface *wsurface =
 511                 weston_desktop_surface_get_surface(dsurface);
 512         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 513
 514         struct ivi_output *output = surface->split.output;
 515         struct weston_output *woutput = output->output;
 516
 517         struct weston_view *view = surface->view;
 518         struct weston_geometry geom;
 519
 520         int x, y;
 521         int width, height;
 522
 523         x = woutput->x;
 524         y = woutput->y;
 525
 526         if (policy && policy->api.surface_activate_by_default &&
 527             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 528             !surface->mapped)
 529                 return;
 530
 531         if (surface->view->is_mapped)
 532                 return;
 533
 534         geom = weston_desktop_surface_get_geometry(dsurface);
 535
 536         assert(surface->role == IVI_SURFACE_ROLE_SPLIT_H ||
 537                surface->role == IVI_SURFACE_ROLE_SPLIT_V);
 538
 539         /* save the previous area in order to recover it back when if this kind
 540          * of surface is being destroyed/removed */
 541         output->area_saved = output->area;
 542
 543         switch (surface->role) {
 544         case IVI_SURFACE_ROLE_SPLIT_V:
 545                 geom.width = (output->area.width / 2);
 546
 547                 x += woutput->width - geom.width;
 548                 output->area.width -= geom.width;
 549
 550                 width = woutput->width - x;
 551                 height = output->area.height;
 552                 y = output->area.y;
 553
 554                 break;
 555         case IVI_SURFACE_ROLE_SPLIT_H:
 556                 geom.height = (output->area.height / 2);
 557
 558                 y = output->area.y;
 559                 output->area.y += geom.height;
 560                 output->area.height -= geom.height;
 561
 562                 width = output->area.width;
 563                 height = output->area.height;
 564
 565                 x = output->area.x;
 566
 567                 break;
 568         default:
 569                 assert(!"Invalid split orientation\n");
 570         }
 571
 572         weston_desktop_surface_set_size(dsurface,
 573                                         width, height);
 574
 575         /* resize the active surface first, output->area already contains
 576          * correct area to resize to */
 577         if (output->active)
 578                 ivi_layout_desktop_resize(output->active, output->area);
 579
 580         weston_view_set_output(view, woutput);
 581         weston_view_set_position(view, x, y);
 582         weston_layer_entry_insert(&ivi->normal.view_list, &view->layer_link);
 583
 584         weston_view_geometry_dirty(view);
 585         weston_surface_damage(view->surface);
 586
 587         wsurface->is_mapped = true;
 588         surface->view->is_mapped = true;
 589
 590         shell_advertise_app_state(ivi, app_id,
 591                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 592
 593         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 594                         app_id, ivi_layout_get_surface_role_name(surface), output->name);
 595 }
 596
 597 static void
 598 ivi_compute_popup_position(const struct weston_output *output, struct weston_view *view,
 599                            int initial_x, int initial_y, int *new_x, int *new_y)
 600 {
 601         *new_x = output->x + initial_x;
 602         *new_y = output->y + initial_y;
 603 }
 604
 605
 606 void
 607 ivi_layout_popup_committed(struct ivi_surface *surface)
 608 {
 609         struct ivi_compositor *ivi = surface->ivi;
 610         struct ivi_policy *policy = ivi->policy;
 611
 612         struct weston_desktop_surface *dsurface = surface->dsurface;
 613         struct weston_surface *wsurface =
 614                 weston_desktop_surface_get_surface(dsurface);
 615         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 616
 617         int new_x, new_y;
 618
 619         struct ivi_output *output = surface->popup.output;
 620         struct weston_output *woutput = output->output;
 621
 622         struct weston_view *view = surface->view;
 623
 624         if (policy && policy->api.surface_activate_by_default &&
 625             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 626             !surface->mapped)
 627                 return;
 628
 629         if (surface->view->is_mapped)
 630                 return;
 631
 632         assert(surface->role == IVI_SURFACE_ROLE_POPUP);
 633
 634         weston_view_set_output(view, woutput);
 635
 636         ivi_compute_popup_position(woutput, view,
 637                                    surface->popup.x, surface->popup.y, &new_x, &new_y);
 638         weston_view_set_position(view, new_x, new_y);
 639
 640         /* only clip the pop-up dialog window if we have a valid
 641          * width and height being passed on. Users might not want to have one
 642          * set-up so only enfore it is really passed on. */
 643         if (surface->popup.bb.width > 0 && surface->popup.bb.height > 0)
 644                 weston_view_set_mask(view, surface->popup.bb.x, surface->popup.bb.y,
 645                                      surface->popup.bb.width, surface->popup.bb.height);
 646
 647         weston_layer_entry_insert(&ivi->popup.view_list, &view->layer_link);
 648
 649         weston_view_geometry_dirty(view);
 650         weston_surface_damage(view->surface);
 651
 652         wsurface->is_mapped = true;
 653         surface->view->is_mapped = true;
 654
 655         shell_advertise_app_state(ivi, app_id,
 656                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 657
 658         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 659                         app_id, ivi_layout_get_surface_role_name(surface), output->name);
 660 }
 661
 662 static void
 663 ivi_layout_popup_re_add(struct ivi_surface *surface)
 664 {
 665         assert(surface->role == IVI_SURFACE_ROLE_POPUP);
 666         struct weston_view *view = surface->view;
 667
 668         if (weston_view_is_mapped(view)) {
 669                 struct weston_desktop_surface *dsurface = surface->dsurface;
 670                 struct weston_surface *wsurface =
 671                         weston_desktop_surface_get_surface(dsurface);
 672
 673                 weston_layer_entry_remove(&view->layer_link);
 674
 675                 wsurface->is_mapped = false;
 676                 view->is_mapped = false;
 677         }
 678
 679         /* reset the activate by default in order to (still) allow the surface
 680          * to be activaved using the request */
 681         if (!surface->mapped)
 682                 surface->mapped = true;
 683
 684         ivi_layout_popup_committed(surface);
 685 }
 686
 687 static bool
 688 ivi_layout_surface_is_split_or_fullscreen(struct ivi_surface *surf)
 689 {
 690         struct ivi_compositor *ivi = surf->ivi;
 691         struct ivi_surface *is;
 692
 693         if (surf->role != IVI_SURFACE_ROLE_SPLIT_H &&
 694             surf->role != IVI_SURFACE_ROLE_SPLIT_V &&
 695             surf->role != IVI_SURFACE_ROLE_FULLSCREEN)
 696                 return false;
 697
 698         /* reset the activate by default in order to (still) allow the surface
 699          * to be activaved using the request */
 700         if (!surf->mapped)
 701                 surf->mapped = true;
 702
 703         wl_list_for_each(is, &ivi->surfaces, link)
 704                 if (is == surf)
 705                         return true;
 706
 707         return false;
 708 }
 709
 710 void
 711 ivi_layout_activate_by_surf(struct ivi_output *output, struct ivi_surface *surf)
 712 {
 713         struct ivi_compositor *ivi = output->ivi;
 714         struct weston_desktop_surface *dsurf;
 715         struct weston_view *view;
 716         struct weston_geometry geom;
 717         struct ivi_policy *policy = output->ivi->policy;
 718
 719         dsurf = surf->dsurface;
 720         view = surf->view;
 721
 722         const char *app_id = weston_desktop_surface_get_app_id(dsurf);
 723
 724         if (!surf)
 725                 return;
 726
 727         if (policy && policy->api.surface_activate &&
 728             !policy->api.surface_activate(surf, surf->ivi)) {
 729                 return;
 730         }
 731
 732 #ifdef AGL_COMP_DEBUG
 733         weston_log("Activating app_id %s, type %s\n", app_id,
 734                         ivi_layout_get_surface_role_name(surf));
 735 #endif
 736
 737         if (surf->role == IVI_SURFACE_ROLE_POPUP) {
 738                 ivi_layout_popup_re_add(surf);
 739                 return;
 740         }
 741
 742         /* do not 're'-activate surfaces that are split or active */
 743         if (surf == output->active ||
 744             ivi_layout_surface_is_split_or_fullscreen(surf))
 745                 return;
 746
 747         if (surf->role == IVI_SURFACE_ROLE_REMOTE) {
 748                 struct ivi_output *remote_output =
 749                         ivi_layout_find_with_app_id(app_id, ivi);
 750
 751                 /* if already active on a remote output do not
 752                  * attempt to activate it again */
 753                 if (remote_output && remote_output->active == surf)
 754                         return;
 755         }
 756
 757
 758         geom = weston_desktop_surface_get_geometry(dsurf);
 759
 760         if (surf->role == IVI_SURFACE_ROLE_DESKTOP)
 761                 surf->desktop.pending_output = output;
 762         if (weston_desktop_surface_get_maximized(dsurf) &&
 763             geom.width == output->area.width &&
 764             geom.height == output->area.height) {
 765                 ivi_layout_activate_complete(output, surf);
 766                 return;
 767         }
 768
 769         weston_desktop_surface_set_maximized(dsurf, true);
 770         weston_desktop_surface_set_size(dsurf,
 771                                         output->area.width,
 772                                         output->area.height);
 773
 774         weston_log("Setting app_id %s, role %s, set to maximized (%dx%d)\n",
 775                         app_id, ivi_layout_get_surface_role_name(surf),
 776                         output->area.width, output->area.height);
 777         /*
 778          * If the view isn't mapped, we put it onto the hidden layer so it will
 779          * start receiving frame events, and will be able to act on our
 780          * configure event.
 781          */
 782         if (!weston_view_is_mapped(view)) {
 783                 view->is_mapped = true;
 784                 view->surface->is_mapped = true;
 785
 786                 weston_view_set_output(view, output->output);
 787                 weston_layer_entry_insert(&ivi->hidden.view_list, &view->layer_link);
 788                 weston_log("Placed app_id %s, type %s in hidden layer\n",
 789                                 app_id, ivi_layout_get_surface_role_name(surf));
 790         }
 791 }
 792
 793 void
 794 ivi_layout_activate(struct ivi_output *output, const char *app_id)
 795 {
 796         struct ivi_surface *surf;
 797         struct ivi_compositor *ivi = output->ivi;
 798
 799         if (!app_id)
 800                 return;
 801
 802         surf = ivi_find_app(ivi, app_id);
 803         if (!surf)
 804                 return;
 805
 806         ivi_layout_activate_by_surf(output, surf);
 807 }
 808
 809 struct ivi_output *
 810 ivi_layout_get_output_from_surface(struct ivi_surface *surf)
 811 {
 812         struct ivi_output *ivi_output = NULL;
 813
 814         switch (surf->role) {
 815         case IVI_SURFACE_ROLE_DESKTOP:
 816                 if (surf->desktop.pending_output)
 817                         ivi_output = surf->desktop.pending_output;
 818                 else
 819                         ivi_output = surf->desktop.last_output;
 820                 break;
 821         case IVI_SURFACE_ROLE_POPUP:
 822                 ivi_output = surf->popup.output;
 823                 break;
 824         case IVI_SURFACE_ROLE_BACKGROUND:
 825                 ivi_output = surf->bg.output;
 826                 break;
 827         case IVI_SURFACE_ROLE_PANEL:
 828                 ivi_output = surf->panel.output;
 829                 break;
 830         case IVI_SURFACE_ROLE_FULLSCREEN:
 831                 ivi_output = surf->fullscreen.output;
 832                 break;
 833         case IVI_SURFACE_ROLE_SPLIT_H:
 834         case IVI_SURFACE_ROLE_SPLIT_V:
 835                 ivi_output = surf->split.output;
 836                 break;
 837         case IVI_SURFACE_ROLE_REMOTE:
 838                 ivi_output = surf->remote.output;
 839                 break;
 840         case IVI_SURFACE_ROLE_NONE:
 841         default:
 842                 break;
 843         }
 844
 845         return ivi_output;
 846 }
 847
 848 void
 849 ivi_layout_deactivate(struct ivi_compositor *ivi, const char *app_id)
 850 {
 851         struct ivi_surface *surf;
 852         struct ivi_output *ivi_output;
 853         struct ivi_policy *policy = ivi->policy;
 854
 855         if (!app_id)
 856                 return;
 857
 858         surf = ivi_find_app(ivi, app_id);
 859         if (!surf)
 860                 return;
 861
 862         if (policy && policy->api.surface_deactivate &&
 863             !policy->api.surface_deactivate(surf, surf->ivi)) {
 864                 return;
 865         }
 866
 867         ivi_output = ivi_layout_get_output_from_surface(surf);
 868         weston_log("Deactiving %s, role %s\n", app_id,
 869                         ivi_layout_get_surface_role_name(surf));
 870
 871         if (surf->role == IVI_SURFACE_ROLE_DESKTOP) {
 872                 struct ivi_surface *previous_active;
 873
 874                 previous_active = ivi_output->previous_active;
 875                 if (!previous_active) {
 876                         /* we don't have a previous active it means we should
 877                          * display the bg */
 878                         if (ivi_output->active) {
 879                                 struct weston_view *view;
 880
 881                                 view = ivi_output->active->view;
 882                                 view->is_mapped = false;
 883                                 view->surface->is_mapped = false;
 884
 885                                 weston_layer_entry_remove(&view->layer_link);
 886                                 weston_view_geometry_dirty(view);
 887                                 weston_surface_damage(view->surface);
 888                                 ivi_output->active = NULL;
 889                         }
 890                 } else {
 891                         struct weston_desktop_surface *dsurface;
 892                         const char *previous_active_app_id;
 893
 894                         dsurface = previous_active->dsurface;
 895                         previous_active_app_id =
 896                                 weston_desktop_surface_get_app_id(dsurface);
 897                         ivi_layout_activate(ivi_output, previous_active_app_id);
 898                 }
 899         } else if (surf->role == IVI_SURFACE_ROLE_POPUP) {
 900                 struct weston_view *view  = surf->view;
 901
 902                 weston_layer_entry_remove(&view->layer_link);
 903                 weston_view_geometry_dirty(view);
 904                 weston_surface_damage(view->surface);
 905         }
 906 }