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