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         struct weston_seat *wseat = get_ivi_shell_weston_first_seat(ivi);
 196         struct ivi_shell_seat *ivi_seat = get_ivi_shell_seat(wseat);
 197
 198         if (weston_view_is_mapped(view)) {
 199                 weston_layer_entry_remove(&view->layer_link);
 200         } else {
 201                 weston_view_update_transform(view);
 202         }
 203
 204         if (output_has_black_curtain(output)) {
 205                 if (!output->background) {
 206                         weston_log("Found that we have no background surface "
 207                                     "for output %s. Using black curtain as background\n",
 208                                     output->output->name);
 209
 210                         struct weston_view *ev =
 211                                 output->fullscreen_view.fs->view;
 212
 213                         /* use the black curtain as background when we have
 214                          * none added by the shell client. */
 215                         weston_layer_entry_remove(&ev->layer_link);
 216                         weston_layer_entry_insert(&ivi->normal.view_list,
 217                                                   &ev->layer_link);
 218                         weston_view_geometry_dirty(ev);
 219                         weston_surface_damage(ev->surface);
 220                 } else {
 221                         remove_black_curtain(output);
 222                 }
 223         }
 224
 225
 226         weston_view_set_output(view, woutput);
 227         weston_view_set_position(view,
 228                                  woutput->x + output->area.x,
 229                                  woutput->y + output->area.y);
 230
 231         view->is_mapped = true;
 232         surf->mapped = true;
 233         view->surface->is_mapped = true;
 234
 235         if (output->active) {
 236                 output->active->view->is_mapped = false;
 237                 output->active->view->surface->is_mapped = false;
 238
 239                 weston_layer_entry_remove(&output->active->view->layer_link);
 240         }
 241         output->previous_active = output->active;
 242         output->active = surf;
 243         surf->current_completed_output = output;
 244
 245         weston_layer_entry_insert(&ivi->normal.view_list, &view->layer_link);
 246         weston_view_geometry_dirty(view);
 247         weston_surface_damage(view->surface);
 248
 249         if (ivi_seat)
 250                 ivi_shell_activate_surface(surf, ivi_seat, WESTON_ACTIVATE_FLAG_NONE);
 251
 252         /*
 253          * the 'remote' role now makes use of this part so make sure we don't
 254          * trip the enum such that we might end up with a modified output for
 255          * 'remote' role
 256          */
 257         if (surf->role == IVI_SURFACE_ROLE_DESKTOP) {
 258                 if (surf->desktop.pending_output)
 259                         surf->desktop.last_output = surf->desktop.pending_output;
 260                 surf->desktop.pending_output = NULL;
 261         }
 262
 263         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 264                         weston_desktop_surface_get_app_id(surf->dsurface),
 265                         ivi_layout_get_surface_role_name(surf), output->name);
 266 }
 267
 268 struct ivi_output *
 269 ivi_layout_find_with_app_id(const char *app_id, struct ivi_compositor *ivi)
 270 {
 271         struct ivi_output *out;
 272
 273         if (!app_id)
 274                 return NULL;
 275
 276         wl_list_for_each(out, &ivi->outputs, link) {
 277                 if (!out->app_id)
 278                         continue;
 279
 280                 if (!strcmp(app_id, out->app_id))
 281                         return out;
 282         }
 283
 284         return NULL;
 285 }
 286
 287 struct ivi_output *
 288 ivi_layout_find_bg_output(struct ivi_compositor *ivi)
 289 {
 290         struct ivi_output *out;
 291
 292         wl_list_for_each(out, &ivi->outputs, link) {
 293                 if (out->background &&
 294                     out->background->role == IVI_SURFACE_ROLE_BACKGROUND)
 295                         return out;
 296         }
 297
 298         return NULL;
 299 }
 300
 301
 302 static void
 303 ivi_layout_add_to_hidden_layer(struct ivi_surface *surf,
 304                                struct ivi_output *ivi_output)
 305 {
 306         struct weston_desktop_surface *dsurf = surf->dsurface;
 307         struct weston_view *ev = surf->view;
 308         struct ivi_compositor *ivi = surf->ivi;
 309         const char *app_id = weston_desktop_surface_get_app_id(dsurf);
 310
 311         /*
 312          * If the view isn't mapped, we put it onto the hidden layer so it will
 313          * start receiving frame events, and will be able to act on our
 314          * configure event.
 315          */
 316         if (!weston_view_is_mapped(ev)) {
 317                 ev->is_mapped = true;
 318                 ev->surface->is_mapped = true;
 319
 320                 weston_desktop_surface_set_maximized(dsurf, true);
 321                 weston_desktop_surface_set_size(dsurf,
 322                                                 ivi_output->area.width,
 323                                                 ivi_output->area.height);
 324
 325                 weston_log("Setting app_id %s, role %s, set to maximized (%dx%d)\n",
 326                                 app_id, ivi_layout_get_surface_role_name(surf),
 327                                 ivi_output->area.width, ivi_output->area.height);
 328
 329                 surf->hidden_layer_output = ivi_output;
 330                 weston_view_set_output(ev, ivi_output->output);
 331                 weston_layer_entry_insert(&ivi->hidden.view_list, &ev->layer_link);
 332                 weston_log("Placed app_id %s, type %s in hidden layer on output %s\n",
 333                                 app_id, ivi_layout_get_surface_role_name(surf),
 334                                 ivi_output->output->name);
 335
 336                 weston_compositor_schedule_repaint(ivi->compositor);
 337                 return;
 338         }
 339
 340         /* we might have another output to activate */
 341         if (surf->hidden_layer_output &&
 342             surf->hidden_layer_output != ivi_output) {
 343                 weston_layer_entry_remove(&ev->layer_link);
 344
 345                 if (ivi_output->area.width != surf->hidden_layer_output->area.width &&
 346                     ivi_output->area.height != surf->hidden_layer_output->area.height) {
 347                         weston_desktop_surface_set_maximized(dsurf, true);
 348                         weston_desktop_surface_set_size(dsurf,
 349                                                         ivi_output->area.width,
 350                                                         ivi_output->area.height);
 351                 }
 352
 353                 weston_log("Setting app_id %s, role %s, set to maximized (%dx%d)\n",
 354                                 app_id, ivi_layout_get_surface_role_name(surf),
 355                                 ivi_output->area.width, ivi_output->area.height);
 356
 357                 surf->hidden_layer_output = ivi_output;
 358                 weston_view_set_output(ev, ivi_output->output);
 359                 weston_layer_entry_insert(&ivi->hidden.view_list, &ev->layer_link);
 360                 weston_log("Placed app_id %s, type %s in hidden layer on output %s\n",
 361                                 app_id, ivi_layout_get_surface_role_name(surf),
 362                                 ivi_output->output->name);
 363         }
 364
 365         weston_compositor_schedule_repaint(ivi->compositor);
 366 }
 367
 368 void
 369 ivi_layout_desktop_committed(struct ivi_surface *surf)
 370 {
 371         struct weston_desktop_surface *dsurf = surf->dsurface;
 372         struct weston_geometry geom = weston_desktop_surface_get_geometry(dsurf);
 373         struct ivi_policy *policy = surf->ivi->policy;
 374         struct ivi_output *output;
 375         const char *app_id = weston_desktop_surface_get_app_id(dsurf);
 376
 377         assert(surf->role == IVI_SURFACE_ROLE_DESKTOP ||
 378                surf->role == IVI_SURFACE_ROLE_REMOTE);
 379
 380         /*
 381          * we can't make use here of the ivi_layout_get_output_from_surface()
 382          * due to the fact that we'll always land here when a surface performs
 383          * a commit and pending_output will not bet set. This works in tandem
 384          * with 'mapped' at this point to avoid tripping over
 385          * to a surface that continuously updates its content
 386          */
 387         if (surf->role == IVI_SURFACE_ROLE_DESKTOP)
 388                 output = surf->desktop.pending_output;
 389         else
 390                 output = surf->remote.output;
 391
 392         if (surf->role == IVI_SURFACE_ROLE_DESKTOP && !output) {
 393                 struct ivi_output *r_output;
 394
 395                 if (policy && policy->api.surface_activate_by_default &&
 396                     !policy->api.surface_activate_by_default(surf, surf->ivi))
 397                         return;
 398
 399                 /* we can only activate it again by using the protocol */
 400                 if (surf->mapped)
 401                         return;
 402
 403                 /* check first if there aren't any outputs being set */
 404                 r_output = ivi_layout_find_with_app_id(app_id, surf->ivi);
 405
 406                 if (r_output) {
 407                         struct weston_view *view = r_output->fullscreen_view.fs->view;
 408                         if (view->is_mapped || view->surface->is_mapped)
 409                                 remove_black_curtain(r_output);
 410                 }
 411
 412
 413                 /* try finding an output with a background and use that */
 414                 if (!r_output)
 415                         r_output = ivi_layout_find_bg_output(surf->ivi);
 416
 417                 /* if we couldn't still find an output by this point, there's
 418                  * something wrong so we abort with a protocol error */
 419                 if (!r_output) {
 420                         wl_resource_post_error(surf->ivi->shell_client.resource,
 421                                                AGL_SHELL_ERROR_INVALID_ARGUMENT,
 422                                                "No valid output found to activate surface by default");
 423                         return;
 424                 }
 425
 426                 if (!surf->ivi->activate_by_default) {
 427                         weston_log("Refusing to activate surface role %d, app_id %s\n",
 428                                         surf->role, app_id);
 429
 430                         if (!weston_desktop_surface_get_maximized(dsurf) ||
 431                             geom.width != r_output->area.width ||
 432                             geom.height != r_output->area.height)
 433                                 ivi_layout_add_to_hidden_layer(surf, r_output);
 434
 435                         return;
 436                 }
 437
 438                 /* use the output of the bg to activate the app on start-up by
 439                  * default */
 440                 if (surf->view && r_output) {
 441                         if (app_id && r_output) {
 442                                 weston_log("Surface with app_id %s, role %s activating by default\n",
 443                                         weston_desktop_surface_get_app_id(surf->dsurface),
 444                                         ivi_layout_get_surface_role_name(surf));
 445                                 ivi_layout_activate(r_output, app_id);
 446                         } else if (!app_id) {
 447                                 /*
 448                                  * applications not setting an app_id, or
 449                                  * setting an app_id but at a later point in
 450                                  * time, might fall-back here so give them a
 451                                  * chance to receive the configure event and
 452                                  * act upon it
 453                                  */
 454                                 weston_log("Surface no app_id, role %s activating by default\n",
 455                                         ivi_layout_get_surface_role_name(surf));
 456                                 ivi_layout_activate_by_surf(r_output, surf);
 457                         }
 458                 }
 459
 460                 return;
 461         }
 462
 463         if (surf->role == IVI_SURFACE_ROLE_REMOTE && output) {
 464                 if (policy && policy->api.surface_activate_by_default &&
 465                     !policy->api.surface_activate_by_default(surf, surf->ivi))
 466                         return;
 467
 468                 /* we can only activate it again by using the protocol, but
 469                  * additionally the output is not reset when
 470                  * ivi_layout_activate_complete() terminates so we use the
 471                  * current active surface to avoid hitting this again and again
 472                  * */
 473                 if (surf->mapped && output->active == surf)
 474                         return;
 475
 476                 if (app_id) {
 477                         weston_log("Surface with app_id %s, role %s activating "
 478                                    "by default on output %s\n",
 479                                    weston_desktop_surface_get_app_id(surf->dsurface),
 480                                    ivi_layout_get_surface_role_name(surf),
 481                                    output->output->name);
 482                         ivi_layout_activate(output, app_id);
 483                 }
 484                 return;
 485         }
 486
 487         if (!weston_desktop_surface_get_maximized(dsurf) ||
 488             geom.width != output->area.width ||
 489             geom.height != output->area.height)
 490                 return;
 491
 492         ivi_layout_activate_complete(output, surf);
 493 }
 494
 495 void
 496 ivi_layout_fullscreen_committed(struct ivi_surface *surface)
 497 {
 498         struct ivi_compositor *ivi = surface->ivi;
 499         struct ivi_policy *policy = ivi->policy;
 500
 501         struct weston_desktop_surface *dsurface = surface->dsurface;
 502         struct weston_surface *wsurface =
 503                 weston_desktop_surface_get_surface(dsurface);
 504         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 505
 506         struct ivi_output *output = surface->split.output;
 507         struct weston_output *woutput = output->output;
 508         struct ivi_output *bg_output = ivi_layout_find_bg_output(ivi);
 509
 510         struct weston_view *view = surface->view;
 511         struct weston_geometry geom =
 512                 weston_desktop_surface_get_geometry(dsurface);
 513
 514         struct weston_seat *wseat = get_ivi_shell_weston_first_seat(ivi);
 515         struct ivi_shell_seat *ivi_seat = get_ivi_shell_seat(wseat);
 516
 517         bool is_fullscreen = weston_desktop_surface_get_fullscreen(dsurface);
 518         bool is_dim_same =
 519                 geom.width == bg_output->output->width &&
 520                 geom.height == bg_output->output->height;
 521
 522         if (policy && policy->api.surface_activate_by_default &&
 523             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 524             !surface->mapped)
 525                 return;
 526
 527         assert(surface->role == IVI_SURFACE_ROLE_FULLSCREEN);
 528
 529         if (weston_view_is_mapped(view))
 530                 return;
 531
 532         /* if we still get here but we haven't resized so far, send configure
 533          * events to do so */
 534         if (surface->state != RESIZING && (!is_fullscreen || !is_dim_same)) {
 535                 struct ivi_output *bg_output =
 536                         ivi_layout_find_bg_output(surface->ivi);
 537
 538                 weston_log("Placing fullscreen app_id %s, type %s in hidden layer\n",
 539                                 app_id, ivi_layout_get_surface_role_name(surface));
 540                 weston_desktop_surface_set_fullscreen(dsurface, true);
 541                 weston_desktop_surface_set_size(dsurface,
 542                                                 bg_output->output->width,
 543                                                 bg_output->output->height);
 544
 545                 surface->state = RESIZING;
 546                 weston_view_set_output(view, output->output);
 547                 weston_layer_entry_insert(&ivi->hidden.view_list, &view->layer_link);
 548                 return;
 549         }
 550
 551         /* eventually, we would set the surface fullscreen, but the client
 552          * hasn't resized correctly by this point, so terminate connection */
 553         if (surface->state == RESIZING && is_fullscreen && !is_dim_same) {
 554                 struct weston_desktop_client *desktop_client =
 555                         weston_desktop_surface_get_client(dsurface);
 556                 struct wl_client *client =
 557                         weston_desktop_client_get_client(desktop_client);
 558                 wl_client_post_implementation_error(client,
 559                                 "can not display surface due to invalid geometry."
 560                                 " Client should perform a geometry resize!");
 561                 return;
 562         }
 563
 564         /* this implies we resized correctly */
 565         if (!weston_view_is_mapped(view)) {
 566                 weston_layer_entry_remove(&view->layer_link);
 567
 568                 weston_view_set_output(view, woutput);
 569                 weston_view_set_position(view, woutput->x, woutput->y);
 570                 weston_layer_entry_insert(&ivi->fullscreen.view_list, &view->layer_link);
 571
 572                 wsurface->is_mapped = true;
 573                 surface->view->is_mapped = true;
 574                 surface->state = FULLSCREEN;
 575
 576                 weston_view_geometry_dirty(view);
 577                 weston_surface_damage(view->surface);
 578
 579                 if (ivi_seat)
 580                         ivi_shell_activate_surface(surface, ivi_seat, WESTON_ACTIVATE_FLAG_NONE);
 581
 582                 shell_advertise_app_state(ivi, app_id,
 583                                 NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 584
 585                 weston_log("Activation completed for app_id %s, role %s, "
 586                            "output %s\n", app_id,
 587                            ivi_layout_get_surface_role_name(surface),
 588                            output->name);
 589
 590         }
 591 }
 592
 593 void
 594 ivi_layout_desktop_resize(struct ivi_surface *surface,
 595                           struct weston_geometry area)
 596 {
 597         struct weston_desktop_surface *dsurf = surface->dsurface;
 598         struct weston_view *view = surface->view;
 599
 600         int x = area.x;
 601         int y = area.y;
 602         int width = area.width;
 603         int height = area.height;
 604
 605         weston_desktop_surface_set_size(dsurf,
 606                                         width, height);
 607
 608         weston_view_set_position(view, x, y);
 609
 610         weston_view_geometry_dirty(view);
 611         weston_surface_damage(view->surface);
 612 }
 613
 614 void
 615 ivi_layout_split_committed(struct ivi_surface *surface)
 616 {
 617         struct ivi_compositor *ivi = surface->ivi;
 618         struct ivi_policy *policy = ivi->policy;
 619
 620         struct weston_desktop_surface *dsurface = surface->dsurface;
 621         struct weston_surface *wsurface =
 622                 weston_desktop_surface_get_surface(dsurface);
 623         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 624
 625         struct ivi_output *output = surface->split.output;
 626         struct weston_output *woutput = output->output;
 627
 628         struct weston_seat *wseat = get_ivi_shell_weston_first_seat(ivi);
 629         struct ivi_shell_seat *ivi_seat = get_ivi_shell_seat(wseat);
 630
 631         struct weston_view *view = surface->view;
 632         struct weston_geometry geom;
 633
 634         int x, y;
 635         int width, height;
 636
 637         x = woutput->x;
 638         y = woutput->y;
 639
 640         if (policy && policy->api.surface_activate_by_default &&
 641             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 642             !surface->mapped)
 643                 return;
 644
 645         if (surface->view->is_mapped)
 646                 return;
 647
 648         geom = weston_desktop_surface_get_geometry(dsurface);
 649
 650         assert(surface->role == IVI_SURFACE_ROLE_SPLIT_H ||
 651                surface->role == IVI_SURFACE_ROLE_SPLIT_V);
 652
 653         /* save the previous area in order to recover it back when if this kind
 654          * of surface is being destroyed/removed */
 655         output->area_saved = output->area;
 656
 657         switch (surface->role) {
 658         case IVI_SURFACE_ROLE_SPLIT_V:
 659                 geom.width = (output->area.width / 2);
 660
 661                 x += woutput->width - geom.width;
 662                 output->area.width -= geom.width;
 663
 664                 width = woutput->width - x;
 665                 height = output->area.height;
 666                 y = output->area.y;
 667
 668                 break;
 669         case IVI_SURFACE_ROLE_SPLIT_H:
 670                 geom.height = (output->area.height / 2);
 671
 672                 y = output->area.y;
 673                 output->area.y += geom.height;
 674                 output->area.height -= geom.height;
 675
 676                 width = output->area.width;
 677                 height = output->area.height;
 678
 679                 x = output->area.x;
 680
 681                 break;
 682         default:
 683                 assert(!"Invalid split orientation\n");
 684         }
 685
 686         weston_desktop_surface_set_size(dsurface,
 687                                         width, height);
 688
 689         /* resize the active surface first, output->area already contains
 690          * correct area to resize to */
 691         if (output->active)
 692                 ivi_layout_desktop_resize(output->active, output->area);
 693
 694         weston_view_set_output(view, woutput);
 695         weston_view_set_position(view, x, y);
 696         weston_layer_entry_insert(&ivi->normal.view_list, &view->layer_link);
 697
 698         weston_view_geometry_dirty(view);
 699         weston_surface_damage(view->surface);
 700
 701         if (ivi_seat)
 702                 ivi_shell_activate_surface(surface, ivi_seat, WESTON_ACTIVATE_FLAG_NONE);
 703
 704         wsurface->is_mapped = true;
 705         surface->view->is_mapped = true;
 706
 707         shell_advertise_app_state(ivi, app_id,
 708                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 709
 710         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 711                         app_id, ivi_layout_get_surface_role_name(surface), output->name);
 712 }
 713
 714 static void
 715 ivi_compute_popup_position(const struct weston_output *output, struct weston_view *view,
 716                            int initial_x, int initial_y, int *new_x, int *new_y)
 717 {
 718         *new_x = output->x + initial_x;
 719         *new_y = output->y + initial_y;
 720 }
 721
 722
 723 void
 724 ivi_layout_popup_committed(struct ivi_surface *surface)
 725 {
 726         struct ivi_compositor *ivi = surface->ivi;
 727         struct ivi_policy *policy = ivi->policy;
 728
 729         struct weston_desktop_surface *dsurface = surface->dsurface;
 730         struct weston_surface *wsurface =
 731                 weston_desktop_surface_get_surface(dsurface);
 732         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 733
 734         int new_x, new_y;
 735
 736         struct ivi_output *output = surface->popup.output;
 737         struct weston_output *woutput = output->output;
 738
 739         struct weston_seat *wseat = get_ivi_shell_weston_first_seat(ivi);
 740         struct ivi_shell_seat *ivi_seat = get_ivi_shell_seat(wseat);
 741
 742         struct weston_view *view = surface->view;
 743
 744         if (policy && policy->api.surface_activate_by_default &&
 745             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 746             !surface->mapped)
 747                 return;
 748
 749         if (surface->view->is_mapped || surface->state == HIDDEN)
 750                 return;
 751
 752         assert(surface->role == IVI_SURFACE_ROLE_POPUP);
 753
 754         weston_view_set_output(view, woutput);
 755
 756         ivi_compute_popup_position(woutput, view,
 757                                    surface->popup.x, surface->popup.y, &new_x, &new_y);
 758         weston_view_set_position(view, new_x, new_y);
 759         weston_view_update_transform(view);
 760
 761         /* only clip the pop-up dialog window if we have a valid
 762          * width and height being passed on. Users might not want to have one
 763          * set-up so only enfore it is really passed on. */
 764         if (surface->popup.bb.width > 0 && surface->popup.bb.height > 0)
 765                 weston_view_set_mask(view, surface->popup.bb.x, surface->popup.bb.y,
 766                                      surface->popup.bb.width, surface->popup.bb.height);
 767
 768         weston_layer_entry_insert(&ivi->popup.view_list, &view->layer_link);
 769
 770         weston_view_geometry_dirty(view);
 771         weston_surface_damage(view->surface);
 772
 773         if (ivi_seat)
 774                 ivi_shell_activate_surface(surface, ivi_seat, WESTON_ACTIVATE_FLAG_NONE);
 775
 776         wsurface->is_mapped = true;
 777         surface->view->is_mapped = true;
 778
 779         shell_advertise_app_state(ivi, app_id,
 780                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 781
 782         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 783                         app_id, ivi_layout_get_surface_role_name(surface), output->name);
 784 }
 785
 786 static void
 787 ivi_layout_popup_re_add(struct ivi_surface *surface)
 788 {
 789         assert(surface->role == IVI_SURFACE_ROLE_POPUP);
 790         struct weston_view *view = surface->view;
 791
 792         if (weston_view_is_mapped(view)) {
 793                 struct weston_desktop_surface *dsurface = surface->dsurface;
 794                 struct weston_surface *wsurface =
 795                         weston_desktop_surface_get_surface(dsurface);
 796
 797                 weston_layer_entry_remove(&view->layer_link);
 798
 799                 wsurface->is_mapped = false;
 800                 view->is_mapped = false;
 801         }
 802
 803         /* reset the activate by default in order to (still) allow the surface
 804          * to be activaved using the request */
 805         if (!surface->mapped)
 806                 surface->mapped = true;
 807
 808         surface->state = NORMAL;
 809         ivi_layout_popup_committed(surface);
 810 }
 811
 812 static bool
 813 ivi_layout_surface_is_split_or_fullscreen(struct ivi_surface *surf)
 814 {
 815         struct ivi_compositor *ivi = surf->ivi;
 816         struct ivi_surface *is;
 817
 818         if (surf->role != IVI_SURFACE_ROLE_SPLIT_H &&
 819             surf->role != IVI_SURFACE_ROLE_SPLIT_V &&
 820             surf->role != IVI_SURFACE_ROLE_FULLSCREEN)
 821                 return false;
 822
 823         /* reset the activate by default in order to (still) allow the surface
 824          * to be activaved using the request */
 825         if (!surf->mapped)
 826                 surf->mapped = true;
 827
 828         wl_list_for_each(is, &ivi->surfaces, link)
 829                 if (is == surf)
 830                         return true;
 831
 832         return false;
 833 }
 834
 835 void
 836 ivi_layout_activate_by_surf(struct ivi_output *output, struct ivi_surface *surf)
 837 {
 838         struct ivi_compositor *ivi = output->ivi;
 839         struct weston_desktop_surface *dsurf;
 840         struct weston_geometry geom;
 841         struct ivi_policy *policy = output->ivi->policy;
 842
 843         dsurf = surf->dsurface;
 844
 845         const char *app_id = weston_desktop_surface_get_app_id(dsurf);
 846
 847         if (!surf)
 848                 return;
 849
 850         if (policy && policy->api.surface_activate &&
 851             !policy->api.surface_activate(surf, surf->ivi)) {
 852                 return;
 853         }
 854
 855 #ifdef AGL_COMP_DEBUG
 856         weston_log("Activating app_id %s, type %s, on output %s\n", app_id,
 857                         ivi_layout_get_surface_role_name(surf), output->output->name);
 858 #endif
 859
 860         if (surf->role == IVI_SURFACE_ROLE_POPUP) {
 861                 ivi_layout_popup_re_add(surf);
 862                 return;
 863         }
 864
 865         /* do not 're'-activate surfaces that are split or active */
 866         if (surf == output->active ||
 867             ivi_layout_surface_is_split_or_fullscreen(surf))
 868                 return;
 869
 870         if (surf->role == IVI_SURFACE_ROLE_REMOTE) {
 871                 struct ivi_output *remote_output =
 872                         ivi_layout_find_with_app_id(app_id, ivi);
 873
 874                 /* if already active on a remote output do not
 875                  * attempt to activate it again */
 876                 if (remote_output && remote_output->active == surf)
 877                         return;
 878         }
 879
 880
 881         geom = weston_desktop_surface_get_geometry(dsurf);
 882
 883         if (surf->role == IVI_SURFACE_ROLE_DESKTOP)
 884                 surf->desktop.pending_output = output;
 885         if (weston_desktop_surface_get_maximized(dsurf) &&
 886             geom.width == output->area.width &&
 887             geom.height == output->area.height) {
 888                 ivi_layout_activate_complete(output, surf);
 889                 return;
 890         }
 891
 892         ivi_layout_add_to_hidden_layer(surf, output);
 893 }
 894
 895 void
 896 ivi_layout_activate(struct ivi_output *output, const char *app_id)
 897 {
 898         struct ivi_surface *surf;
 899         struct ivi_compositor *ivi = output->ivi;
 900
 901         if (!app_id)
 902                 return;
 903
 904         surf = ivi_find_app(ivi, app_id);
 905         if (!surf)
 906                 return;
 907
 908         ivi_layout_activate_by_surf(output, surf);
 909 }
 910
 911 struct ivi_output *
 912 ivi_layout_get_output_from_surface(struct ivi_surface *surf)
 913 {
 914         struct ivi_output *ivi_output = NULL;
 915
 916         switch (surf->role) {
 917         case IVI_SURFACE_ROLE_DESKTOP:
 918                 if (surf->desktop.pending_output)
 919                         ivi_output = surf->desktop.pending_output;
 920                 else
 921                         ivi_output = surf->desktop.last_output;
 922                 break;
 923         case IVI_SURFACE_ROLE_POPUP:
 924                 ivi_output = surf->popup.output;
 925                 break;
 926         case IVI_SURFACE_ROLE_BACKGROUND:
 927                 ivi_output = surf->bg.output;
 928                 break;
 929         case IVI_SURFACE_ROLE_PANEL:
 930                 ivi_output = surf->panel.output;
 931                 break;
 932         case IVI_SURFACE_ROLE_FULLSCREEN:
 933                 ivi_output = surf->fullscreen.output;
 934                 break;
 935         case IVI_SURFACE_ROLE_SPLIT_H:
 936         case IVI_SURFACE_ROLE_SPLIT_V:
 937                 ivi_output = surf->split.output;
 938                 break;
 939         case IVI_SURFACE_ROLE_REMOTE:
 940                 ivi_output = surf->remote.output;
 941                 break;
 942         case IVI_SURFACE_ROLE_NONE:
 943         default:
 944                 break;
 945         }
 946
 947         return ivi_output;
 948 }
 949
 950 void
 951 ivi_layout_deactivate(struct ivi_compositor *ivi, const char *app_id)
 952 {
 953         struct ivi_surface *surf;
 954         struct ivi_output *ivi_output;
 955         struct ivi_policy *policy = ivi->policy;
 956
 957         if (!app_id)
 958                 return;
 959
 960         surf = ivi_find_app(ivi, app_id);
 961         if (!surf)
 962                 return;
 963
 964         if (policy && policy->api.surface_deactivate &&
 965             !policy->api.surface_deactivate(surf, surf->ivi)) {
 966                 return;
 967         }
 968
 969         ivi_output = ivi_layout_get_output_from_surface(surf);
 970         weston_log("Deactiving %s, role %s\n", app_id,
 971                         ivi_layout_get_surface_role_name(surf));
 972
 973         if (surf->role == IVI_SURFACE_ROLE_DESKTOP) {
 974                 struct ivi_surface *previous_active;
 975
 976                 previous_active = ivi_output->previous_active;
 977                 if (!previous_active) {
 978                         /* we don't have a previous active it means we should
 979                          * display the bg */
 980                         if (ivi_output->active) {
 981                                 struct weston_view *view;
 982
 983                                 view = ivi_output->active->view;
 984                                 view->is_mapped = false;
 985                                 view->surface->is_mapped = false;
 986
 987                                 weston_layer_entry_remove(&view->layer_link);
 988                                 weston_view_geometry_dirty(view);
 989                                 weston_surface_damage(view->surface);
 990                                 ivi_output->active = NULL;
 991                         }
 992                 } else {
 993                         struct weston_desktop_surface *dsurface;
 994                         const char *previous_active_app_id;
 995
 996                         dsurface = previous_active->dsurface;
 997                         previous_active_app_id =
 998                                 weston_desktop_surface_get_app_id(dsurface);
 999                         ivi_layout_activate(ivi_output, previous_active_app_id);
1000                 }
1001         } else if (surf->role == IVI_SURFACE_ROLE_POPUP) {
1002                 struct weston_view *view  = surf->view;
1003
1004                 weston_view_unmap(view);
1005                 surf->state = HIDDEN;
1006
1007                 weston_layer_entry_remove(&view->layer_link);
1008                 weston_view_geometry_dirty(view);
1009                 weston_surface_damage(view->surface);
1010         }
1011 }