src/layout.c

   1 /*
   2  * Copyright © 2019 Collabora, Ltd.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining
   5  * a copy of this software and associated documentation files (the
   6  * "Software"), to deal in the Software without restriction, including
   7  * without limitation the rights to use, copy, modify, merge, publish,
   8  * distribute, sublicense, and/or sell copies of the Software, and to
   9  * permit persons to whom the Software is furnished to do so, subject to
  10  * the following conditions:
  11  *
  12  * The above copyright notice and this permission notice (including the
  13  * next paragraph) shall be included in all copies or substantial
  14  * portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  17  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  19  * NONINFRINGEMENT.  IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  20  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  21  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  22  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  23  * SOFTWARE.
  24  */
  25
  26 #include "ivi-compositor.h"
  27 #include "policy.h"
  28 #include "shared/helpers.h"
  29
  30 #include <assert.h>
  31 #include <string.h>
  32
  33 #include <libweston/libweston.h>
  34 #include <libweston-desktop/libweston-desktop.h>
  35
  36 #include "agl-shell-desktop-server-protocol.h"
  37
  38 #define AGL_COMP_DEBUG
  39
  40 static const char *ivi_roles_as_string[] = {
  41         [IVI_SURFACE_ROLE_NONE]         = "NONE",
  42         [IVI_SURFACE_ROLE_BACKGROUND]   = "BACKGROUND",
  43         [IVI_SURFACE_ROLE_PANEL]        = "PANEL",
  44         [IVI_SURFACE_ROLE_DESKTOP]      = "DESKTOP",
  45         [IVI_SURFACE_ROLE_POPUP]        = "POPUP",
  46         [IVI_SURFACE_ROLE_SPLIT_H]      = "SPLIT_H",
  47         [IVI_SURFACE_ROLE_SPLIT_V]      = "SPLIT_V",
  48         [IVI_SURFACE_ROLE_FULLSCREEN]   = "FULLSCREEN",
  49         [IVI_SURFACE_ROLE_REMOTE]       = "REMOTE",
  50 };
  51
  52 const char *
  53 ivi_layout_get_surface_role_name(struct ivi_surface *surf)
  54 {
  55         if (surf->role < 0 || surf->role >= ARRAY_LENGTH(ivi_roles_as_string))
  56                 return " unknown surface role";
  57
  58         return ivi_roles_as_string[surf->role];
  59 }
  60
  61 static void
  62 ivi_background_init(struct ivi_compositor *ivi, struct ivi_output *output)
  63 {
  64         struct weston_output *woutput = output->output;
  65         struct ivi_surface *bg = output->background;
  66         struct weston_view *view;
  67
  68         if (!bg) {
  69                 weston_log("WARNING: Output does not have a background\n");
  70                 return;
  71         }
  72
  73         assert(bg->role == IVI_SURFACE_ROLE_BACKGROUND);
  74
  75         view = bg->view;
  76
  77         weston_view_set_output(view, woutput);
  78         weston_view_set_position(view, woutput->x, woutput->y);
  79
  80         weston_log("(background) position view %p, x %d, y %d, on output %s\n", view,
  81                         woutput->x, woutput->y, output->name);
  82
  83         view->is_mapped = true;
  84         view->surface->is_mapped = true;
  85
  86         weston_layer_entry_insert(&ivi->background.view_list, &view->layer_link);
  87 }
  88
  89 static void
  90 ivi_panel_init(struct ivi_compositor *ivi, struct ivi_output *output,
  91                struct ivi_surface *panel)
  92 {
  93         struct weston_output *woutput = output->output;
  94         struct weston_desktop_surface *dsurface;
  95         struct weston_view *view;
  96         struct weston_geometry geom;
  97         int x = woutput->x;
  98         int y = woutput->y;
  99
 100         if (!panel)
 101                 return;
 102
 103         assert(panel->role == IVI_SURFACE_ROLE_PANEL);
 104         dsurface = panel->dsurface;
 105         view = panel->view;
 106         geom = weston_desktop_surface_get_geometry(dsurface);
 107
 108         weston_log("(panel) geom.width %d, geom.height %d, geom.x %d, geom.y %d\n",
 109                         geom.width, geom.height, geom.x, geom.y);
 110
 111         switch (panel->panel.edge) {
 112         case AGL_SHELL_EDGE_TOP:
 113                 output->area.y += geom.height;
 114                 output->area.height -= geom.height;
 115                 break;
 116         case AGL_SHELL_EDGE_BOTTOM:
 117                 y += woutput->height - geom.height;
 118                 output->area.height -= geom.height;
 119                 break;
 120         case AGL_SHELL_EDGE_LEFT:
 121                 output->area.x += geom.width;
 122                 output->area.width -= geom.width;
 123                 break;
 124         case AGL_SHELL_EDGE_RIGHT:
 125                 x += woutput->width - geom.width;
 126                 output->area.width -= geom.width;
 127                 break;
 128         }
 129
 130         x -= geom.x;
 131         y -= geom.y;
 132
 133         weston_view_set_output(view, woutput);
 134         weston_view_set_position(view, x, y);
 135
 136         weston_log("(panel) edge %d position view %p, x %d, y %d\n",
 137                         panel->panel.edge, view, x, y);
 138
 139         view->is_mapped = true;
 140         view->surface->is_mapped = true;
 141
 142         weston_log("panel type %d inited on output %s\n", panel->panel.edge,
 143                         output->name);
 144
 145         weston_layer_entry_insert(&ivi->panel.view_list, &view->layer_link);
 146 }
 147
 148 /*
 149  * Initializes all static parts of the layout, i.e. the background and panels.
 150  */
 151 void
 152 ivi_layout_init(struct ivi_compositor *ivi, struct ivi_output *output)
 153 {
 154         ivi_background_init(ivi, output);
 155
 156         output->area.x = 0;
 157         output->area.y = 0;
 158         output->area.width = output->output->width;
 159         output->area.height = output->output->height;
 160
 161         ivi_panel_init(ivi, output, output->top);
 162         ivi_panel_init(ivi, output, output->bottom);
 163         ivi_panel_init(ivi, output, output->left);
 164         ivi_panel_init(ivi, output, output->right);
 165
 166         weston_compositor_schedule_repaint(ivi->compositor);
 167
 168         weston_log("Usable area: %dx%d+%d,%d\n",
 169                    output->area.width, output->area.height,
 170                    output->area.x, output->area.y);
 171 }
 172
 173 struct ivi_surface *
 174 ivi_find_app(struct ivi_compositor *ivi, const char *app_id)
 175 {
 176         struct ivi_surface *surf;
 177         const char *id;
 178
 179         wl_list_for_each(surf, &ivi->surfaces, link) {
 180                 id = weston_desktop_surface_get_app_id(surf->dsurface);
 181                 if (id && strcmp(app_id, id) == 0)
 182                         return surf;
 183         }
 184
 185         return NULL;
 186 }
 187
 188 static void
 189 ivi_layout_activate_complete(struct ivi_output *output,
 190                              struct ivi_surface *surf)
 191 {
 192         struct ivi_compositor *ivi = output->ivi;
 193         struct weston_output *woutput = output->output;
 194         struct weston_view *view = surf->view;
 195
 196         if (weston_view_is_mapped(view)) {
 197                 weston_layer_entry_remove(&view->layer_link);
 198         }
 199
 200         weston_view_set_output(view, woutput);
 201         weston_view_set_position(view,
 202                                  woutput->x + output->area.x,
 203                                  woutput->y + output->area.y);
 204
 205         view->is_mapped = true;
 206         view->surface->is_mapped = true;
 207
 208         if (output->active) {
 209                 output->active->view->is_mapped = false;
 210                 output->active->view->surface->is_mapped = false;
 211
 212                 weston_layer_entry_remove(&output->active->view->layer_link);
 213         }
 214         output->previous_active = output->active;
 215         output->active = surf;
 216
 217         weston_layer_entry_insert(&ivi->normal.view_list, &view->layer_link);
 218         weston_view_update_transform(view);
 219
 220         /* force repaint of the entire output */
 221         weston_output_damage(output->output);
 222
 223         /*
 224          * the 'remote' role now makes use of this part so make sure we don't
 225          * trip the enum such that we might end up with a modified output for
 226          * 'remote' role
 227          */
 228         if (surf->role == IVI_SURFACE_ROLE_DESKTOP) {
 229                 if (surf->desktop.pending_output)
 230                         surf->desktop.last_output = surf->desktop.pending_output;
 231                 surf->desktop.pending_output = NULL;
 232         }
 233
 234         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 235                         weston_desktop_surface_get_app_id(surf->dsurface),
 236                         ivi_layout_get_surface_role_name(surf), output->name);
 237 }
 238
 239 struct ivi_output *
 240 ivi_layout_find_with_app_id(const char *app_id, struct ivi_compositor *ivi)
 241 {
 242         struct ivi_output *out;
 243
 244         if (!app_id)
 245                 return NULL;
 246
 247         wl_list_for_each(out, &ivi->outputs, link) {
 248                 if (!out->app_id)
 249                         continue;
 250
 251                 if (!strcmp(app_id, out->app_id))
 252                         return out;
 253         }
 254
 255         return NULL;
 256 }
 257
 258
 259 static struct ivi_output *
 260 ivi_layout_find_bg_output(struct ivi_compositor *ivi)
 261 {
 262         struct ivi_output *out;
 263
 264         wl_list_for_each(out, &ivi->outputs, link) {
 265                 if (out->background &&
 266                     out->background->role == IVI_SURFACE_ROLE_BACKGROUND)
 267                         return out;
 268         }
 269
 270         return NULL;
 271 }
 272
 273 void
 274 ivi_layout_desktop_committed(struct ivi_surface *surf)
 275 {
 276         struct weston_desktop_surface *dsurf = surf->dsurface;
 277         struct weston_geometry geom = weston_desktop_surface_get_geometry(dsurf);
 278         struct ivi_policy *policy = surf->ivi->policy;
 279         struct ivi_output *output;
 280         const char *app_id = weston_desktop_surface_get_app_id(dsurf);
 281
 282         assert(surf->role == IVI_SURFACE_ROLE_DESKTOP ||
 283                surf->role == IVI_SURFACE_ROLE_REMOTE);
 284
 285         /*
 286          * we can't make use here of the ivi_layout_get_output_from_surface()
 287          * due to the fact that we'll always land here when a surface performs
 288          * a commit and pending_output will not bet set. This works in tandem
 289          * with 'activated_by_default' at this point to avoid tripping over
 290          * to a surface that continuously updates its content
 291          */
 292         if (surf->role == IVI_SURFACE_ROLE_DESKTOP)
 293                 output = surf->desktop.pending_output;
 294         else
 295                 output = surf->remote.output;
 296
 297         if (surf->role == IVI_SURFACE_ROLE_DESKTOP && !output) {
 298                 struct ivi_output *r_output;
 299
 300                 if (policy && policy->api.surface_activate_by_default &&
 301                     !policy->api.surface_activate_by_default(surf, surf->ivi))
 302                         return;
 303
 304                 /* we can only activate it again by using the protocol */
 305                 if (surf->activated_by_default)
 306                         return;
 307
 308                 /* check first if there aren't any outputs being set */
 309                 r_output = ivi_layout_find_with_app_id(app_id, surf->ivi);
 310
 311                 if (r_output) {
 312                         struct weston_view *view = r_output->fullscreen_view.fs->view;
 313                         if (view->is_mapped || view->surface->is_mapped)
 314                                 remove_black_surface(r_output);
 315                 }
 316
 317
 318                 /* try finding an output with a background and use that */
 319                 if (!r_output)
 320                         r_output = ivi_layout_find_bg_output(surf->ivi);
 321
 322                 /* if we couldn't still find an output by this point, there's
 323                  * something wrong so we abort with a protocol error */
 324                 if (!r_output) {
 325                         wl_resource_post_error(surf->ivi->shell_client.resource,
 326                                                AGL_SHELL_ERROR_INVALID_ARGUMENT,
 327                                                "No valid output found to activate surface by default");
 328                         return;
 329                 }
 330
 331                 if (!surf->ivi->activate_by_default) {
 332                         weston_log("Refusing to activate surface role %d, app_id %s\n",
 333                                         surf->role, app_id);
 334                         return;
 335                 }
 336
 337                 /* use the output of the bg to activate the app on start-up by
 338                  * default */
 339                 if (surf->view && r_output) {
 340                         if (app_id && r_output) {
 341                                 weston_log("Surface with app_id %s, role %s activating by default\n",
 342                                         weston_desktop_surface_get_app_id(surf->dsurface),
 343                                         ivi_layout_get_surface_role_name(surf));
 344                                 ivi_layout_activate(r_output, app_id);
 345                                 surf->activated_by_default = true;
 346                         } else if (!app_id) {
 347                                 /*
 348                                  * applications not setting an app_id, or
 349                                  * setting an app_id but at a later point in
 350                                  * time, might fall-back here so give them a
 351                                  * chance to receive the configure event and
 352                                  * act upon it
 353                                  */
 354                                 weston_log("Surface no app_id, role %s activating by default\n",
 355                                         ivi_layout_get_surface_role_name(surf));
 356                                 ivi_layout_activate_by_surf(r_output, surf);
 357                                 surf->activated_by_default = true;
 358                         }
 359                 }
 360
 361                 return;
 362         }
 363
 364         if (surf->role == IVI_SURFACE_ROLE_REMOTE && output) {
 365                 if (policy && policy->api.surface_activate_by_default &&
 366                     !policy->api.surface_activate_by_default(surf, surf->ivi))
 367                         return;
 368
 369                 /* we can only activate it again by using the protocol, but
 370                  * additionally the output is not reset when
 371                  * ivi_layout_activate_complete() terminates so we use the
 372                  * current active surface to avoid hitting this again and again
 373                  * */
 374                 if (surf->activated_by_default && output->active == surf)
 375                         return;
 376
 377                 if (app_id) {
 378                         weston_log("Surface with app_id %s, role %s activating by default\n",
 379                                         weston_desktop_surface_get_app_id(surf->dsurface),
 380                                         ivi_layout_get_surface_role_name(surf));
 381                         ivi_layout_activate(output, app_id);
 382                         surf->activated_by_default = true;
 383                 }
 384                 return;
 385         }
 386
 387         if (!weston_desktop_surface_get_maximized(dsurf) ||
 388             geom.width != output->area.width ||
 389             geom.height != output->area.height)
 390                 return;
 391
 392         ivi_layout_activate_complete(output, surf);
 393 }
 394
 395 void
 396 ivi_layout_fullscreen_committed(struct ivi_surface *surface)
 397 {
 398         struct ivi_compositor *ivi = surface->ivi;
 399         struct ivi_policy *policy = ivi->policy;
 400
 401         struct weston_desktop_surface *dsurface = surface->dsurface;
 402         struct weston_surface *wsurface =
 403                 weston_desktop_surface_get_surface(dsurface);
 404         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 405
 406         struct ivi_output *output = surface->split.output;
 407         struct weston_output *woutput = output->output;
 408
 409         struct weston_view *view = surface->view;
 410         struct weston_geometry geom;
 411
 412         if (policy && policy->api.surface_activate_by_default &&
 413             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 414             !surface->activated_by_default)
 415                 return;
 416
 417         if (surface->view->is_mapped)
 418                 return;
 419
 420         geom = weston_desktop_surface_get_geometry(dsurface);
 421         weston_log("(fs) geom x %d, y %d, width %d, height %d\n", geom.x, geom.y,
 422                         geom.width, geom.height);
 423
 424         assert(surface->role == IVI_SURFACE_ROLE_FULLSCREEN);
 425
 426         weston_desktop_surface_set_fullscreen(dsurface, true);
 427
 428         weston_view_set_output(view, woutput);
 429         weston_view_set_position(view, woutput->x, woutput->y);
 430         weston_layer_entry_insert(&ivi->fullscreen.view_list, &view->layer_link);
 431
 432         weston_view_update_transform(view);
 433         weston_view_damage_below(view);
 434
 435         wsurface->is_mapped = true;
 436         surface->view->is_mapped = true;
 437
 438         shell_advertise_app_state(ivi, app_id,
 439                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 440
 441         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 442                         app_id, ivi_layout_get_surface_role_name(surface), output->name);
 443 }
 444
 445 void
 446 ivi_layout_desktop_resize(struct ivi_surface *surface,
 447                           struct weston_geometry area)
 448 {
 449         struct weston_desktop_surface *dsurf = surface->dsurface;
 450         struct weston_view *view = surface->view;
 451
 452         int x = area.x;
 453         int y = area.y;
 454         int width = area.width;
 455         int height = area.height;
 456
 457         weston_desktop_surface_set_size(dsurf,
 458                                         width, height);
 459
 460         weston_view_set_position(view, x, y);
 461         weston_view_update_transform(view);
 462         weston_view_damage_below(view);
 463 }
 464
 465 void
 466 ivi_layout_split_committed(struct ivi_surface *surface)
 467 {
 468         struct ivi_compositor *ivi = surface->ivi;
 469         struct ivi_policy *policy = ivi->policy;
 470
 471         struct weston_desktop_surface *dsurface = surface->dsurface;
 472         struct weston_surface *wsurface =
 473                 weston_desktop_surface_get_surface(dsurface);
 474         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 475
 476         struct ivi_output *output = surface->split.output;
 477         struct weston_output *woutput = output->output;
 478
 479         struct weston_view *view = surface->view;
 480         struct weston_geometry geom;
 481
 482         int x, y;
 483         int width, height;
 484
 485         x = woutput->x;
 486         y = woutput->y;
 487
 488         if (policy && policy->api.surface_activate_by_default &&
 489             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 490             !surface->activated_by_default)
 491                 return;
 492
 493         if (surface->view->is_mapped)
 494                 return;
 495
 496         geom = weston_desktop_surface_get_geometry(dsurface);
 497
 498         assert(surface->role == IVI_SURFACE_ROLE_SPLIT_H ||
 499                surface->role == IVI_SURFACE_ROLE_SPLIT_V);
 500
 501         /* save the previous area in order to recover it back when if this kind
 502          * of surface is being destroyed/removed */
 503         output->area_saved = output->area;
 504
 505         switch (surface->role) {
 506         case IVI_SURFACE_ROLE_SPLIT_V:
 507                 geom.width = (output->area.width / 2);
 508
 509                 x += woutput->width - geom.width;
 510                 output->area.width -= geom.width;
 511
 512                 width = woutput->width - x;
 513                 height = output->area.height;
 514                 y = output->area.y;
 515
 516                 break;
 517         case IVI_SURFACE_ROLE_SPLIT_H:
 518                 geom.height = (output->area.height / 2);
 519
 520                 y = output->area.y;
 521                 output->area.y += geom.height;
 522                 output->area.height -= geom.height;
 523
 524                 width = output->area.width;
 525                 height = output->area.height;
 526
 527                 x = output->area.x;
 528
 529                 break;
 530         default:
 531                 assert(!"Invalid split orientation\n");
 532         }
 533
 534         weston_desktop_surface_set_size(dsurface,
 535                                         width, height);
 536
 537         /* resize the active surface first, output->area already contains
 538          * correct area to resize to */
 539         if (output->active)
 540                 ivi_layout_desktop_resize(output->active, output->area);
 541
 542         weston_view_set_output(view, woutput);
 543         weston_view_set_position(view, x, y);
 544         weston_layer_entry_insert(&ivi->normal.view_list, &view->layer_link);
 545
 546         weston_view_update_transform(view);
 547         weston_view_damage_below(view);
 548
 549         wsurface->is_mapped = true;
 550         surface->view->is_mapped = true;
 551
 552         shell_advertise_app_state(ivi, app_id,
 553                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 554
 555         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 556                         app_id, ivi_layout_get_surface_role_name(surface), output->name);
 557 }
 558
 559 void
 560 ivi_layout_popup_committed(struct ivi_surface *surface)
 561 {
 562         struct ivi_compositor *ivi = surface->ivi;
 563         struct ivi_policy *policy = ivi->policy;
 564
 565         struct weston_desktop_surface *dsurface = surface->dsurface;
 566         struct weston_surface *wsurface =
 567                 weston_desktop_surface_get_surface(dsurface);
 568         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 569
 570         struct ivi_output *output = surface->popup.output;
 571         struct weston_output *woutput = output->output;
 572
 573         struct weston_view *view = surface->view;
 574
 575         if (policy && policy->api.surface_activate_by_default &&
 576             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 577             !surface->activated_by_default)
 578                 return;
 579
 580         if (surface->view->is_mapped)
 581                 return;
 582
 583         assert(surface->role == IVI_SURFACE_ROLE_POPUP);
 584
 585         weston_view_set_output(view, woutput);
 586         weston_view_set_position(view, surface->popup.x, surface->popup.y);
 587
 588         /* only clip the pop-up dialog window if we have a valid
 589          * width and height being passed on. Users might not want to have one
 590          * set-up so only enfore it is really passed on. */
 591         if (surface->popup.bb.width > 0 && surface->popup.bb.height > 0)
 592                 weston_view_set_mask(view, surface->popup.bb.x, surface->popup.bb.y,
 593                                      surface->popup.bb.width, surface->popup.bb.height);
 594
 595         weston_layer_entry_insert(&ivi->popup.view_list, &view->layer_link);
 596
 597         weston_view_update_transform(view);
 598         weston_view_damage_below(view);
 599
 600         wsurface->is_mapped = true;
 601         surface->view->is_mapped = true;
 602
 603         shell_advertise_app_state(ivi, app_id,
 604                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 605
 606         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 607                         app_id, ivi_layout_get_surface_role_name(surface), output->name);
 608 }
 609
 610 static void
 611 ivi_layout_popup_re_add(struct ivi_surface *surface)
 612 {
 613         assert(surface->role == IVI_SURFACE_ROLE_POPUP);
 614         struct weston_view *view = surface->view;
 615
 616         if (weston_view_is_mapped(view)) {
 617                 struct weston_desktop_surface *dsurface = surface->dsurface;
 618                 struct weston_surface *wsurface =
 619                         weston_desktop_surface_get_surface(dsurface);
 620
 621                 weston_layer_entry_remove(&view->layer_link);
 622
 623                 wsurface->is_mapped = false;
 624                 view->is_mapped = false;
 625         }
 626
 627         /* reset the activate by default in order to (still) allow the surface
 628          * to be activaved using the request */
 629         if (!surface->activated_by_default)
 630                 surface->activated_by_default = true;
 631
 632         ivi_layout_popup_committed(surface);
 633 }
 634
 635 static bool
 636 ivi_layout_surface_is_split_or_fullscreen(struct ivi_surface *surf)
 637 {
 638         struct ivi_compositor *ivi = surf->ivi;
 639         struct ivi_surface *is;
 640
 641         if (surf->role != IVI_SURFACE_ROLE_SPLIT_H &&
 642             surf->role != IVI_SURFACE_ROLE_SPLIT_V &&
 643             surf->role != IVI_SURFACE_ROLE_FULLSCREEN)
 644                 return false;
 645
 646         /* reset the activate by default in order to (still) allow the surface
 647          * to be activaved using the request */
 648         if (!surf->activated_by_default)
 649                 surf->activated_by_default = true;
 650
 651         wl_list_for_each(is, &ivi->surfaces, link)
 652                 if (is == surf)
 653                         return true;
 654
 655         return false;
 656 }
 657
 658 void
 659 ivi_layout_activate_by_surf(struct ivi_output *output, struct ivi_surface *surf)
 660 {
 661         struct ivi_compositor *ivi = output->ivi;
 662         struct weston_desktop_surface *dsurf;
 663         struct weston_view *view;
 664         struct weston_geometry geom;
 665         struct ivi_policy *policy = output->ivi->policy;
 666
 667         dsurf = surf->dsurface;
 668         view = surf->view;
 669
 670         const char *app_id = weston_desktop_surface_get_app_id(dsurf);
 671
 672         if (!surf)
 673                 return;
 674
 675         if (policy && policy->api.surface_activate &&
 676             !policy->api.surface_activate(surf, surf->ivi)) {
 677                 return;
 678         }
 679
 680 #ifdef AGL_COMP_DEBUG
 681         weston_log("Activating app_id %s, type %s\n", app_id,
 682                         ivi_layout_get_surface_role_name(surf));
 683 #endif
 684
 685         if (surf->role == IVI_SURFACE_ROLE_POPUP) {
 686                 ivi_layout_popup_re_add(surf);
 687                 return;
 688         }
 689
 690         /* do not 're'-activate surfaces that are split or active */
 691         if (surf == output->active ||
 692             ivi_layout_surface_is_split_or_fullscreen(surf))
 693                 return;
 694
 695         if (surf->role == IVI_SURFACE_ROLE_REMOTE) {
 696                 struct ivi_output *remote_output =
 697                         ivi_layout_find_with_app_id(app_id, ivi);
 698
 699                 /* if already active on a remote output do not
 700                  * attempt to activate it again */
 701                 if (remote_output && remote_output->active == surf)
 702                         return;
 703         }
 704
 705
 706         geom = weston_desktop_surface_get_geometry(dsurf);
 707
 708         if (surf->role == IVI_SURFACE_ROLE_DESKTOP)
 709                 surf->desktop.pending_output = output;
 710         if (weston_desktop_surface_get_maximized(dsurf) &&
 711             geom.width == output->area.width &&
 712             geom.height == output->area.height) {
 713                 ivi_layout_activate_complete(output, surf);
 714                 return;
 715         }
 716
 717         weston_desktop_surface_set_maximized(dsurf, true);
 718         weston_desktop_surface_set_size(dsurf,
 719                                         output->area.width,
 720                                         output->area.height);
 721
 722         weston_log("Setting app_id %s, role %s, set to maximized (%dx%d)\n",
 723                         app_id, ivi_layout_get_surface_role_name(surf),
 724                         output->area.width, output->area.height);
 725         /*
 726          * If the view isn't mapped, we put it onto the hidden layer so it will
 727          * start receiving frame events, and will be able to act on our
 728          * configure event.
 729          */
 730         if (!weston_view_is_mapped(view)) {
 731                 view->is_mapped = true;
 732                 view->surface->is_mapped = true;
 733
 734                 weston_view_set_output(view, output->output);
 735                 weston_layer_entry_insert(&ivi->hidden.view_list, &view->layer_link);
 736                 /* force repaint of the entire output */
 737
 738                 weston_log("Placed app_id %s, type %s in hidden layer\n",
 739                                 app_id, ivi_layout_get_surface_role_name(surf));
 740                 weston_output_damage(output->output);
 741         }
 742 }
 743
 744 void
 745 ivi_layout_activate(struct ivi_output *output, const char *app_id)
 746 {
 747         struct ivi_surface *surf;
 748         struct ivi_compositor *ivi = output->ivi;
 749
 750         if (!app_id)
 751                 return;
 752
 753         surf = ivi_find_app(ivi, app_id);
 754         if (!surf)
 755                 return;
 756
 757         ivi_layout_activate_by_surf(output, surf);
 758 }
 759
 760 struct ivi_output *
 761 ivi_layout_get_output_from_surface(struct ivi_surface *surf)
 762 {
 763         struct ivi_output *ivi_output = NULL;
 764
 765         switch (surf->role) {
 766         case IVI_SURFACE_ROLE_DESKTOP:
 767                 if (surf->desktop.pending_output)
 768                         ivi_output = surf->desktop.pending_output;
 769                 else
 770                         ivi_output = surf->desktop.last_output;
 771                 break;
 772         case IVI_SURFACE_ROLE_POPUP:
 773                 ivi_output = surf->popup.output;
 774                 break;
 775         case IVI_SURFACE_ROLE_BACKGROUND:
 776                 ivi_output = surf->bg.output;
 777                 break;
 778         case IVI_SURFACE_ROLE_PANEL:
 779                 ivi_output = surf->panel.output;
 780                 break;
 781         case IVI_SURFACE_ROLE_FULLSCREEN:
 782                 ivi_output = surf->fullscreen.output;
 783                 break;
 784         case IVI_SURFACE_ROLE_SPLIT_H:
 785         case IVI_SURFACE_ROLE_SPLIT_V:
 786                 ivi_output = surf->split.output;
 787                 break;
 788         case IVI_SURFACE_ROLE_REMOTE:
 789                 ivi_output = surf->remote.output;
 790                 break;
 791         case IVI_SURFACE_ROLE_NONE:
 792         default:
 793                 break;
 794         }
 795
 796         return ivi_output;
 797 }
 798
 799 void
 800 ivi_layout_deactivate(struct ivi_compositor *ivi, const char *app_id)
 801 {
 802         struct ivi_surface *surf;
 803         struct ivi_output *ivi_output;
 804         struct ivi_policy *policy = ivi->policy;
 805
 806         if (!app_id)
 807                 return;
 808
 809         surf = ivi_find_app(ivi, app_id);
 810         if (!surf)
 811                 return;
 812
 813         if (policy && policy->api.surface_deactivate &&
 814             !policy->api.surface_deactivate(surf, surf->ivi)) {
 815                 return;
 816         }
 817
 818         ivi_output = ivi_layout_get_output_from_surface(surf);
 819         weston_log("Deactiving %s, role %s\n", app_id,
 820                         ivi_layout_get_surface_role_name(surf));
 821
 822         if (surf->role == IVI_SURFACE_ROLE_DESKTOP) {
 823                 struct ivi_surface *previous_active;
 824
 825                 previous_active = ivi_output->previous_active;
 826                 if (!previous_active) {
 827                         /* we don't have a previous active it means we should
 828                          * display the bg */
 829                         if (ivi_output->active) {
 830                                 struct weston_view *view;
 831
 832                                 view = ivi_output->active->view;
 833                                 view->is_mapped = false;
 834                                 view->surface->is_mapped = false;
 835
 836                                 weston_layer_entry_remove(&view->layer_link);
 837                                 weston_output_damage(ivi_output->output);
 838                                 ivi_output->active = NULL;
 839                         }
 840                 } else {
 841                         struct weston_desktop_surface *dsurface;
 842                         const char *previous_active_app_id;
 843
 844                         dsurface = previous_active->dsurface;
 845                         previous_active_app_id =
 846                                 weston_desktop_surface_get_app_id(dsurface);
 847                         ivi_layout_activate(ivi_output, previous_active_app_id);
 848                 }
 849         } else if (surf->role == IVI_SURFACE_ROLE_POPUP) {
 850                 struct weston_view *view  = surf->view;
 851
 852                 weston_layer_entry_remove(&view->layer_link);
 853                 weston_view_damage_below(view);
 854         }
 855 }