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