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         wl_list_for_each(out, &ivi->outputs, link) {
 245                 if (!out->app_id)
 246                         continue;
 247
 248                 if (!strcmp(app_id, out->app_id))
 249                         return out;
 250         }
 251
 252         return NULL;
 253 }
 254
 255
 256 static struct ivi_output *
 257 ivi_layout_find_bg_output(struct ivi_compositor *ivi)
 258 {
 259         struct ivi_output *out;
 260
 261         wl_list_for_each(out, &ivi->outputs, link) {
 262                 if (out->background &&
 263                     out->background->role == IVI_SURFACE_ROLE_BACKGROUND)
 264                         return out;
 265         }
 266
 267         return NULL;
 268 }
 269
 270 void
 271 ivi_layout_desktop_committed(struct ivi_surface *surf)
 272 {
 273         struct weston_desktop_surface *dsurf = surf->dsurface;
 274         struct weston_geometry geom = weston_desktop_surface_get_geometry(dsurf);
 275         struct ivi_policy *policy = surf->ivi->policy;
 276         struct ivi_output *output;
 277         const char *app_id = weston_desktop_surface_get_app_id(dsurf);
 278
 279         assert(surf->role == IVI_SURFACE_ROLE_DESKTOP ||
 280                surf->role == IVI_SURFACE_ROLE_REMOTE);
 281
 282         /*
 283          * we can't make use here of the ivi_layout_get_output_from_surface()
 284          * due to the fact that we'll always land here when a surface performs
 285          * a commit and pending_output will not bet set. This works in tandem
 286          * with 'activated_by_default' at this point to avoid tripping over
 287          * to a surface that continuously updates its content
 288          */
 289         if (surf->role == IVI_SURFACE_ROLE_DESKTOP)
 290                 output = surf->desktop.pending_output;
 291         else
 292                 output = surf->remote.output;
 293
 294         if (surf->role == IVI_SURFACE_ROLE_DESKTOP && !output) {
 295                 struct ivi_output *r_output;
 296
 297                 if (policy && policy->api.surface_activate_by_default &&
 298                     !policy->api.surface_activate_by_default(surf, surf->ivi))
 299                         return;
 300
 301                 /* we can only activate it again by using the protocol */
 302                 if (surf->activated_by_default)
 303                         return;
 304
 305                 /* check first if there aren't any outputs being set */
 306                 r_output = ivi_layout_find_with_app_id(app_id, surf->ivi);
 307
 308                 if (r_output) {
 309                         struct weston_view *view = r_output->fullscreen_view.fs->view;
 310                         if (view->is_mapped || view->surface->is_mapped)
 311                                 remove_black_surface(r_output);
 312                 }
 313
 314
 315                 /* try finding an output with a background and use that */
 316                 if (!r_output)
 317                         r_output = ivi_layout_find_bg_output(surf->ivi);
 318
 319                 /* if we couldn't still find an output by this point, there's
 320                  * something wrong so we abort with a protocol error */
 321                 if (!r_output) {
 322                         wl_resource_post_error(surf->ivi->shell_client.resource,
 323                                                AGL_SHELL_ERROR_INVALID_ARGUMENT,
 324                                                "No valid output found to activate surface by default");
 325                         return;
 326                 }
 327
 328                 /* use the output of the bg to activate the app on start-up by
 329                  * default */
 330                 if (surf->view && r_output) {
 331                         if (app_id && r_output) {
 332                                 weston_log("Surface with app_id %s, role %s activating by default\n",
 333                                         weston_desktop_surface_get_app_id(surf->dsurface),
 334                                         ivi_layout_get_surface_role_name(surf));
 335                                 ivi_layout_activate(r_output, app_id);
 336                                 surf->activated_by_default = true;
 337                         } else if (!app_id) {
 338                                 /*
 339                                  * applications not setting an app_id, or
 340                                  * setting an app_id but at a later point in
 341                                  * time, might fall-back here so give them a
 342                                  * chance to receive the configure event and
 343                                  * act upon it
 344                                  */
 345                                 weston_log("Surface no app_id, role %s activating by default\n",
 346                                         ivi_layout_get_surface_role_name(surf));
 347                                 ivi_layout_activate_by_surf(r_output, surf);
 348                                 surf->activated_by_default = true;
 349                         }
 350                 }
 351
 352                 return;
 353         }
 354
 355         if (surf->role == IVI_SURFACE_ROLE_REMOTE && output) {
 356                 if (policy && policy->api.surface_activate_by_default &&
 357                     !policy->api.surface_activate_by_default(surf, surf->ivi))
 358                         return;
 359
 360                 /* we can only activate it again by using the protocol, but
 361                  * additionally the output is not reset when
 362                  * ivi_layout_activate_complete() terminates so we use the
 363                  * current active surface to avoid hitting this again and again
 364                  * */
 365                 if (surf->activated_by_default && output->active == surf)
 366                         return;
 367
 368                 if (app_id) {
 369                         weston_log("Surface with app_id %s, role %s activating by default\n",
 370                                         weston_desktop_surface_get_app_id(surf->dsurface),
 371                                         ivi_layout_get_surface_role_name(surf));
 372                         ivi_layout_activate(output, app_id);
 373                         surf->activated_by_default = true;
 374                 }
 375                 return;
 376         }
 377
 378         if (!weston_desktop_surface_get_maximized(dsurf) ||
 379             geom.width != output->area.width ||
 380             geom.height != output->area.height)
 381                 return;
 382
 383         ivi_layout_activate_complete(output, surf);
 384 }
 385
 386 void
 387 ivi_layout_fullscreen_committed(struct ivi_surface *surface)
 388 {
 389         struct ivi_compositor *ivi = surface->ivi;
 390         struct ivi_policy *policy = ivi->policy;
 391
 392         struct weston_desktop_surface *dsurface = surface->dsurface;
 393         struct weston_surface *wsurface =
 394                 weston_desktop_surface_get_surface(dsurface);
 395         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 396
 397         struct ivi_output *output = surface->split.output;
 398         struct weston_output *woutput = output->output;
 399
 400         struct weston_view *view = surface->view;
 401         struct weston_geometry geom;
 402
 403         if (policy && policy->api.surface_activate_by_default &&
 404             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 405             !surface->activated_by_default)
 406                 return;
 407
 408         if (surface->view->is_mapped)
 409                 return;
 410
 411         geom = weston_desktop_surface_get_geometry(dsurface);
 412         weston_log("(fs) geom x %d, y %d, width %d, height %d\n", geom.x, geom.y,
 413                         geom.width, geom.height);
 414
 415         assert(surface->role == IVI_SURFACE_ROLE_FULLSCREEN);
 416
 417         weston_desktop_surface_set_fullscreen(dsurface, true);
 418
 419         weston_view_set_output(view, woutput);
 420         weston_view_set_position(view, woutput->x, woutput->y);
 421         weston_layer_entry_insert(&ivi->fullscreen.view_list, &view->layer_link);
 422
 423         weston_view_update_transform(view);
 424         weston_view_damage_below(view);
 425
 426         wsurface->is_mapped = true;
 427         surface->view->is_mapped = true;
 428
 429         shell_advertise_app_state(ivi, app_id,
 430                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 431
 432         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 433                         app_id, ivi_layout_get_surface_role_name(surface), output->name);
 434 }
 435
 436 void
 437 ivi_layout_desktop_resize(struct ivi_surface *surface,
 438                           struct weston_geometry area)
 439 {
 440         struct weston_desktop_surface *dsurf = surface->dsurface;
 441         struct weston_view *view = surface->view;
 442
 443         int x = area.x;
 444         int y = area.y;
 445         int width = area.width;
 446         int height = area.height;
 447
 448         weston_desktop_surface_set_size(dsurf,
 449                                         width, height);
 450
 451         weston_view_set_position(view, x, y);
 452         weston_view_update_transform(view);
 453         weston_view_damage_below(view);
 454 }
 455
 456 void
 457 ivi_layout_split_committed(struct ivi_surface *surface)
 458 {
 459         struct ivi_compositor *ivi = surface->ivi;
 460         struct ivi_policy *policy = ivi->policy;
 461
 462         struct weston_desktop_surface *dsurface = surface->dsurface;
 463         struct weston_surface *wsurface =
 464                 weston_desktop_surface_get_surface(dsurface);
 465         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 466
 467         struct ivi_output *output = surface->split.output;
 468         struct weston_output *woutput = output->output;
 469
 470         struct weston_view *view = surface->view;
 471         struct weston_geometry geom;
 472
 473         int x, y;
 474         int width, height;
 475
 476         x = woutput->x;
 477         y = woutput->y;
 478
 479         if (policy && policy->api.surface_activate_by_default &&
 480             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 481             !surface->activated_by_default)
 482                 return;
 483
 484         if (surface->view->is_mapped)
 485                 return;
 486
 487         geom = weston_desktop_surface_get_geometry(dsurface);
 488
 489         assert(surface->role == IVI_SURFACE_ROLE_SPLIT_H ||
 490                surface->role == IVI_SURFACE_ROLE_SPLIT_V);
 491
 492         /* save the previous area in order to recover it back when if this kind
 493          * of surface is being destroyed/removed */
 494         output->area_saved = output->area;
 495
 496         switch (surface->role) {
 497         case IVI_SURFACE_ROLE_SPLIT_V:
 498                 if (geom.width == woutput->width &&
 499                     geom.height == woutput->height)
 500                         geom.width = (output->area.width / 2);
 501
 502                 x += woutput->width - geom.width;
 503                 output->area.width -= geom.width;
 504
 505                 width = woutput->width - x;
 506                 height = output->area.height;
 507                 y = output->area.y;
 508
 509                 break;
 510         case IVI_SURFACE_ROLE_SPLIT_H:
 511                 if (geom.width == woutput->width &&
 512                     geom.height == woutput->height)
 513                         geom.height = (output->area.height / 2);
 514
 515                 y = output->area.y;
 516                 output->area.y += geom.height;
 517                 output->area.height -= geom.height;
 518
 519                 width = output->area.width;
 520                 height = output->area.height;
 521
 522                 x = output->area.x;
 523
 524                 break;
 525         default:
 526                 assert(!"Invalid split orientation\n");
 527         }
 528
 529         weston_desktop_surface_set_size(dsurface,
 530                                         width, height);
 531
 532         /* resize the active surface first, output->area already contains
 533          * correct area to resize to */
 534         if (output->active)
 535                 ivi_layout_desktop_resize(output->active, output->area);
 536
 537         weston_view_set_output(view, woutput);
 538         weston_view_set_position(view, x, y);
 539         weston_layer_entry_insert(&ivi->normal.view_list, &view->layer_link);
 540
 541         weston_view_update_transform(view);
 542         weston_view_damage_below(view);
 543
 544         wsurface->is_mapped = true;
 545         surface->view->is_mapped = true;
 546
 547         shell_advertise_app_state(ivi, app_id,
 548                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 549
 550         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 551                         app_id, ivi_layout_get_surface_role_name(surface), output->name);
 552 }
 553
 554 void
 555 ivi_layout_popup_committed(struct ivi_surface *surface)
 556 {
 557         struct ivi_compositor *ivi = surface->ivi;
 558         struct ivi_policy *policy = ivi->policy;
 559
 560         struct weston_desktop_surface *dsurface = surface->dsurface;
 561         struct weston_surface *wsurface =
 562                 weston_desktop_surface_get_surface(dsurface);
 563         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 564
 565         struct ivi_output *output = surface->popup.output;
 566         struct weston_output *woutput = output->output;
 567
 568         struct weston_view *view = surface->view;
 569
 570         if (policy && policy->api.surface_activate_by_default &&
 571             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 572             !surface->activated_by_default)
 573                 return;
 574
 575         if (surface->view->is_mapped)
 576                 return;
 577
 578         assert(surface->role == IVI_SURFACE_ROLE_POPUP);
 579
 580         weston_view_set_output(view, woutput);
 581         weston_view_set_position(view, surface->popup.x, surface->popup.y);
 582
 583         /* only clip the pop-up dialog window if we have a valid
 584          * width and height being passed on. Users might not want to have one
 585          * set-up so only enfore it is really passed on. */
 586         if (surface->popup.bb.width > 0 && surface->popup.bb.height > 0)
 587                 weston_view_set_mask(view, surface->popup.bb.x, surface->popup.bb.y,
 588                                      surface->popup.bb.width, surface->popup.bb.height);
 589
 590         weston_layer_entry_insert(&ivi->popup.view_list, &view->layer_link);
 591
 592         weston_view_update_transform(view);
 593         weston_view_damage_below(view);
 594
 595         wsurface->is_mapped = true;
 596         surface->view->is_mapped = true;
 597
 598         shell_advertise_app_state(ivi, app_id,
 599                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 600
 601         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 602                         app_id, ivi_layout_get_surface_role_name(surface), output->name);
 603 }
 604
 605 static void
 606 ivi_layout_popup_re_add(struct ivi_surface *surface)
 607 {
 608         assert(surface->role == IVI_SURFACE_ROLE_POPUP);
 609         struct weston_view *view = surface->view;
 610
 611         if (weston_view_is_mapped(view)) {
 612                 struct weston_desktop_surface *dsurface = surface->dsurface;
 613                 struct weston_surface *wsurface =
 614                         weston_desktop_surface_get_surface(dsurface);
 615
 616                 weston_layer_entry_remove(&view->layer_link);
 617
 618                 wsurface->is_mapped = false;
 619                 view->is_mapped = false;
 620         }
 621
 622         /* reset the activate by default in order to (still) allow the surface
 623          * to be activaved using the request */
 624         if (!surface->activated_by_default)
 625                 surface->activated_by_default = true;
 626
 627         ivi_layout_popup_committed(surface);
 628 }
 629
 630 static bool
 631 ivi_layout_surface_is_split_or_fullscreen(struct ivi_surface *surf)
 632 {
 633         struct ivi_compositor *ivi = surf->ivi;
 634         struct ivi_surface *is;
 635
 636         if (surf->role != IVI_SURFACE_ROLE_SPLIT_H &&
 637             surf->role != IVI_SURFACE_ROLE_SPLIT_V &&
 638             surf->role != IVI_SURFACE_ROLE_FULLSCREEN)
 639                 return false;
 640
 641         /* reset the activate by default in order to (still) allow the surface
 642          * to be activaved using the request */
 643         if (!surf->activated_by_default)
 644                 surf->activated_by_default = true;
 645
 646         wl_list_for_each(is, &ivi->surfaces, link)
 647                 if (is == surf)
 648                         return true;
 649
 650         return false;
 651 }
 652
 653 void
 654 ivi_layout_activate_by_surf(struct ivi_output *output, struct ivi_surface *surf)
 655 {
 656         struct ivi_compositor *ivi = output->ivi;
 657         struct weston_desktop_surface *dsurf;
 658         struct weston_view *view;
 659         struct weston_geometry geom;
 660         struct ivi_policy *policy = output->ivi->policy;
 661
 662         dsurf = surf->dsurface;
 663         view = surf->view;
 664
 665         const char *app_id = weston_desktop_surface_get_app_id(dsurf);
 666
 667         if (!surf)
 668                 return;
 669
 670         if (policy && policy->api.surface_activate &&
 671             !policy->api.surface_activate(surf, surf->ivi)) {
 672                 return;
 673         }
 674
 675 #ifdef AGL_COMP_DEBUG
 676         weston_log("Activating app_id %s, type %s\n", app_id,
 677                         ivi_layout_get_surface_role_name(surf));
 678 #endif
 679
 680         if (surf->role == IVI_SURFACE_ROLE_POPUP) {
 681                 ivi_layout_popup_re_add(surf);
 682                 return;
 683         }
 684
 685         /* do not 're'-activate surfaces that are split or active */
 686         if (surf == output->active ||
 687             ivi_layout_surface_is_split_or_fullscreen(surf))
 688                 return;
 689
 690         if (surf->role == IVI_SURFACE_ROLE_REMOTE) {
 691                 struct ivi_output *remote_output =
 692                         ivi_layout_find_with_app_id(app_id, ivi);
 693
 694                 /* if already active on a remote output do not
 695                  * attempt to activate it again */
 696                 if (remote_output && remote_output->active == surf)
 697                         return;
 698         }
 699
 700
 701         geom = weston_desktop_surface_get_geometry(dsurf);
 702
 703         if (surf->role == IVI_SURFACE_ROLE_DESKTOP)
 704                 surf->desktop.pending_output = output;
 705         if (weston_desktop_surface_get_maximized(dsurf) &&
 706             geom.width == output->area.width &&
 707             geom.height == output->area.height) {
 708                 ivi_layout_activate_complete(output, surf);
 709                 return;
 710         }
 711
 712         weston_desktop_surface_set_maximized(dsurf, true);
 713         weston_desktop_surface_set_size(dsurf,
 714                                         output->area.width,
 715                                         output->area.height);
 716
 717         weston_log("Setting app_id %s, role %s, set to maximized (%dx%d)\n",
 718                         app_id, ivi_layout_get_surface_role_name(surf),
 719                         output->area.width, output->area.height);
 720         /*
 721          * If the view isn't mapped, we put it onto the hidden layer so it will
 722          * start receiving frame events, and will be able to act on our
 723          * configure event.
 724          */
 725         if (!weston_view_is_mapped(view)) {
 726                 view->is_mapped = true;
 727                 view->surface->is_mapped = true;
 728
 729                 weston_view_set_output(view, output->output);
 730                 weston_layer_entry_insert(&ivi->hidden.view_list, &view->layer_link);
 731                 /* force repaint of the entire output */
 732
 733                 weston_log("Placed app_id %s, type %s in hidden layer\n",
 734                                 app_id, ivi_layout_get_surface_role_name(surf));
 735                 weston_output_damage(output->output);
 736         }
 737 }
 738
 739 void
 740 ivi_layout_activate(struct ivi_output *output, const char *app_id)
 741 {
 742         struct ivi_surface *surf;
 743         struct ivi_compositor *ivi = output->ivi;
 744
 745         surf = ivi_find_app(ivi, app_id);
 746         if (!surf)
 747                 return;
 748
 749         ivi_layout_activate_by_surf(output, surf);
 750 }
 751
 752 struct ivi_output *
 753 ivi_layout_get_output_from_surface(struct ivi_surface *surf)
 754 {
 755         struct ivi_output *ivi_output = NULL;
 756
 757         switch (surf->role) {
 758         case IVI_SURFACE_ROLE_DESKTOP:
 759                 if (surf->desktop.pending_output)
 760                         ivi_output = surf->desktop.pending_output;
 761                 else
 762                         ivi_output = surf->desktop.last_output;
 763                 break;
 764         case IVI_SURFACE_ROLE_POPUP:
 765                 ivi_output = surf->popup.output;
 766                 break;
 767         case IVI_SURFACE_ROLE_BACKGROUND:
 768                 ivi_output = surf->bg.output;
 769                 break;
 770         case IVI_SURFACE_ROLE_PANEL:
 771                 ivi_output = surf->panel.output;
 772                 break;
 773         case IVI_SURFACE_ROLE_FULLSCREEN:
 774                 ivi_output = surf->fullscreen.output;
 775                 break;
 776         case IVI_SURFACE_ROLE_SPLIT_H:
 777         case IVI_SURFACE_ROLE_SPLIT_V:
 778                 ivi_output = surf->split.output;
 779                 break;
 780         case IVI_SURFACE_ROLE_REMOTE:
 781                 ivi_output = surf->remote.output;
 782                 break;
 783         case IVI_SURFACE_ROLE_NONE:
 784         default:
 785                 break;
 786         }
 787
 788         return ivi_output;
 789 }
 790
 791 void
 792 ivi_layout_deactivate(struct ivi_compositor *ivi, const char *app_id)
 793 {
 794         struct ivi_surface *surf;
 795         struct ivi_output *ivi_output;
 796         struct ivi_policy *policy = ivi->policy;
 797
 798         surf = ivi_find_app(ivi, app_id);
 799         if (!surf)
 800                 return;
 801
 802         if (policy && policy->api.surface_deactivate &&
 803             !policy->api.surface_deactivate(surf, surf->ivi)) {
 804                 return;
 805         }
 806
 807         ivi_output = ivi_layout_get_output_from_surface(surf);
 808         weston_log("Deactiving %s, role %s\n", app_id,
 809                         ivi_layout_get_surface_role_name(surf));
 810
 811         if (surf->role == IVI_SURFACE_ROLE_DESKTOP) {
 812                 struct ivi_surface *previous_active;
 813
 814                 previous_active = ivi_output->previous_active;
 815                 if (!previous_active) {
 816                         /* we don't have a previous active it means we should
 817                          * display the bg */
 818                         if (ivi_output->active) {
 819                                 struct weston_view *view;
 820
 821                                 view = ivi_output->active->view;
 822                                 view->is_mapped = false;
 823                                 view->surface->is_mapped = false;
 824
 825                                 weston_layer_entry_remove(&view->layer_link);
 826                                 weston_output_damage(ivi_output->output);
 827                                 ivi_output->active = NULL;
 828                         }
 829                 } else {
 830                         struct weston_desktop_surface *dsurface;
 831                         const char *previous_active_app_id;
 832
 833                         dsurface = previous_active->dsurface;
 834                         previous_active_app_id =
 835                                 weston_desktop_surface_get_app_id(dsurface);
 836                         ivi_layout_activate(ivi_output, previous_active_app_id);
 837                 }
 838         } else if (surf->role == IVI_SURFACE_ROLE_POPUP) {
 839                 struct weston_view *view  = surf->view;
 840
 841                 weston_layer_entry_remove(&view->layer_link);
 842                 weston_view_damage_below(view);
 843         }
 844 }