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         bool use_default_area = true;
 155
 156         ivi_background_init(ivi, output);
 157
 158         if (output->area_activation.width ||
 159             output->area_activation.height ||
 160             output->area_activation.x ||
 161             output->area_activation.y) {
 162                 /* Sanity check target area is within output bounds */
 163                 if ((output->area_activation.x + output->area_activation.width) < output->output->width ||
 164                     (output->area_activation.y + output->area_activation.height) < output->output->height) {
 165                         weston_log("Using specified area for output %s, ignoring panels\n",
 166                                    output->name);
 167                         output->area.x = output->area_activation.x;
 168                         output->area.y = output->area_activation.y;
 169                         output->area.width = output->area_activation.width;
 170                         output->area.height = output->area_activation.height;
 171                         use_default_area = false;
 172                 } else {
 173                         weston_log("Invalid activation-area position for output %s, ignoring\n",
 174                                    output->name);
 175                 }
 176         }
 177         if (use_default_area) {
 178                 output->area.x = 0;
 179                 output->area.y = 0;
 180                 output->area.width = output->output->width;
 181                 output->area.height = output->output->height;
 182
 183                 ivi_panel_init(ivi, output, output->top);
 184                 ivi_panel_init(ivi, output, output->bottom);
 185                 ivi_panel_init(ivi, output, output->left);
 186                 ivi_panel_init(ivi, output, output->right);
 187         }
 188
 189         weston_compositor_schedule_repaint(ivi->compositor);
 190
 191         weston_log("Usable area: %dx%d+%d,%d\n",
 192                    output->area.width, output->area.height,
 193                    output->area.x, output->area.y);
 194 }
 195
 196 struct ivi_surface *
 197 ivi_find_app(struct ivi_compositor *ivi, const char *app_id)
 198 {
 199         struct ivi_surface *surf;
 200         const char *id;
 201
 202         wl_list_for_each(surf, &ivi->surfaces, link) {
 203                 id = weston_desktop_surface_get_app_id(surf->dsurface);
 204                 if (id && strcmp(app_id, id) == 0)
 205                         return surf;
 206         }
 207
 208         return NULL;
 209 }
 210
 211 static void
 212 ivi_layout_activate_complete(struct ivi_output *output,
 213                              struct ivi_surface *surf)
 214 {
 215         struct ivi_compositor *ivi = output->ivi;
 216         struct weston_output *woutput = output->output;
 217         struct weston_view *view = surf->view;
 218         struct weston_seat *wseat = get_ivi_shell_weston_first_seat(ivi);
 219         struct ivi_shell_seat *ivi_seat = get_ivi_shell_seat(wseat);
 220
 221         if (weston_view_is_mapped(view)) {
 222                 weston_layer_entry_remove(&view->layer_link);
 223         } else {
 224                 weston_view_update_transform(view);
 225         }
 226
 227         weston_view_set_output(view, woutput);
 228         weston_view_set_position(view,
 229                                  woutput->x + output->area.x,
 230                                  woutput->y + output->area.y);
 231
 232         view->is_mapped = true;
 233         surf->mapped = true;
 234         view->surface->is_mapped = true;
 235
 236         if (output->active) {
 237                 output->active->view->is_mapped = false;
 238                 output->active->view->surface->is_mapped = false;
 239
 240                 weston_layer_entry_remove(&output->active->view->layer_link);
 241         }
 242         output->previous_active = output->active;
 243         output->active = surf;
 244
 245         weston_layer_entry_insert(&ivi->normal.view_list, &view->layer_link);
 246         weston_view_geometry_dirty(view);
 247         weston_surface_damage(view->surface);
 248
 249         if (ivi_seat)
 250                 ivi_shell_activate_surface(surf, ivi_seat, WESTON_ACTIVATE_FLAG_NONE);
 251
 252         /*
 253          * the 'remote' role now makes use of this part so make sure we don't
 254          * trip the enum such that we might end up with a modified output for
 255          * 'remote' role
 256          */
 257         if (surf->role == IVI_SURFACE_ROLE_DESKTOP) {
 258                 if (surf->desktop.pending_output)
 259                         surf->desktop.last_output = surf->desktop.pending_output;
 260                 surf->desktop.pending_output = NULL;
 261         }
 262
 263         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 264                         weston_desktop_surface_get_app_id(surf->dsurface),
 265                         ivi_layout_get_surface_role_name(surf), output->name);
 266 }
 267
 268 struct ivi_output *
 269 ivi_layout_find_with_app_id(const char *app_id, struct ivi_compositor *ivi)
 270 {
 271         struct ivi_output *out;
 272
 273         if (!app_id)
 274                 return NULL;
 275
 276         wl_list_for_each(out, &ivi->outputs, link) {
 277                 if (!out->app_id)
 278                         continue;
 279
 280                 if (!strcmp(app_id, out->app_id))
 281                         return out;
 282         }
 283
 284         return NULL;
 285 }
 286
 287 struct ivi_output *
 288 ivi_layout_find_bg_output(struct ivi_compositor *ivi)
 289 {
 290         struct ivi_output *out;
 291
 292         wl_list_for_each(out, &ivi->outputs, link) {
 293                 if (out->background &&
 294                     out->background->role == IVI_SURFACE_ROLE_BACKGROUND)
 295                         return out;
 296         }
 297
 298         return NULL;
 299 }
 300
 301
 302 static void
 303 ivi_layout_add_to_hidden_layer(struct ivi_surface *surf,
 304                                struct ivi_output *ivi_output)
 305 {
 306         struct weston_desktop_surface *dsurf = surf->dsurface;
 307         struct weston_view *ev = surf->view;
 308         struct ivi_compositor *ivi = surf->ivi;
 309         const char *app_id = weston_desktop_surface_get_app_id(dsurf);
 310
 311         weston_desktop_surface_set_maximized(dsurf, true);
 312         weston_desktop_surface_set_size(dsurf,
 313                                         ivi_output->area.width,
 314                                         ivi_output->area.height);
 315
 316         weston_log("Setting app_id %s, role %s, set to maximized (%dx%d)\n",
 317                         app_id, ivi_layout_get_surface_role_name(surf),
 318                         ivi_output->area.width, ivi_output->area.height);
 319         /*
 320          * If the view isn't mapped, we put it onto the hidden layer so it will
 321          * start receiving frame events, and will be able to act on our
 322          * configure event.
 323          */
 324         if (!weston_view_is_mapped(ev)) {
 325                 ev->is_mapped = true;
 326                 ev->surface->is_mapped = true;
 327
 328                 weston_view_set_output(ev, ivi_output->output);
 329                 weston_layer_entry_insert(&ivi->hidden.view_list, &ev->layer_link);
 330                 weston_log("Placed app_id %s, type %s in hidden layer\n",
 331                                 app_id, ivi_layout_get_surface_role_name(surf));
 332         }
 333 }
 334
 335 void
 336 ivi_layout_desktop_committed(struct ivi_surface *surf)
 337 {
 338         struct weston_desktop_surface *dsurf = surf->dsurface;
 339         struct weston_geometry geom = weston_desktop_surface_get_geometry(dsurf);
 340         struct ivi_policy *policy = surf->ivi->policy;
 341         struct ivi_output *output;
 342         const char *app_id = weston_desktop_surface_get_app_id(dsurf);
 343
 344         assert(surf->role == IVI_SURFACE_ROLE_DESKTOP ||
 345                surf->role == IVI_SURFACE_ROLE_REMOTE);
 346
 347         /*
 348          * we can't make use here of the ivi_layout_get_output_from_surface()
 349          * due to the fact that we'll always land here when a surface performs
 350          * a commit and pending_output will not bet set. This works in tandem
 351          * with 'mapped' at this point to avoid tripping over
 352          * to a surface that continuously updates its content
 353          */
 354         if (surf->role == IVI_SURFACE_ROLE_DESKTOP)
 355                 output = surf->desktop.pending_output;
 356         else
 357                 output = surf->remote.output;
 358
 359         if (surf->role == IVI_SURFACE_ROLE_DESKTOP && !output) {
 360                 struct ivi_output *r_output;
 361
 362                 if (policy && policy->api.surface_activate_by_default &&
 363                     !policy->api.surface_activate_by_default(surf, surf->ivi))
 364                         return;
 365
 366                 /* we can only activate it again by using the protocol */
 367                 if (surf->mapped)
 368                         return;
 369
 370                 /* check first if there aren't any outputs being set */
 371                 r_output = ivi_layout_find_with_app_id(app_id, surf->ivi);
 372
 373                 if (r_output) {
 374                         struct weston_view *view = r_output->fullscreen_view.fs->view;
 375                         if (view->is_mapped || view->surface->is_mapped)
 376                                 remove_black_surface(r_output);
 377                 }
 378
 379
 380                 /* try finding an output with a background and use that */
 381                 if (!r_output)
 382                         r_output = ivi_layout_find_bg_output(surf->ivi);
 383
 384                 /* if we couldn't still find an output by this point, there's
 385                  * something wrong so we abort with a protocol error */
 386                 if (!r_output) {
 387                         wl_resource_post_error(surf->ivi->shell_client.resource,
 388                                                AGL_SHELL_ERROR_INVALID_ARGUMENT,
 389                                                "No valid output found to activate surface by default");
 390                         return;
 391                 }
 392
 393                 if (!surf->ivi->activate_by_default) {
 394                         weston_log("Refusing to activate surface role %d, app_id %s\n",
 395                                         surf->role, app_id);
 396
 397                         if (!weston_desktop_surface_get_maximized(dsurf) ||
 398                             geom.width != r_output->area.width ||
 399                             geom.height != r_output->area.height)
 400                                 ivi_layout_add_to_hidden_layer(surf, r_output);
 401
 402                         return;
 403                 }
 404
 405                 /* use the output of the bg to activate the app on start-up by
 406                  * default */
 407                 if (surf->view && r_output) {
 408                         if (app_id && r_output) {
 409                                 weston_log("Surface with app_id %s, role %s activating by default\n",
 410                                         weston_desktop_surface_get_app_id(surf->dsurface),
 411                                         ivi_layout_get_surface_role_name(surf));
 412                                 ivi_layout_activate(r_output, app_id);
 413                         } else if (!app_id) {
 414                                 /*
 415                                  * applications not setting an app_id, or
 416                                  * setting an app_id but at a later point in
 417                                  * time, might fall-back here so give them a
 418                                  * chance to receive the configure event and
 419                                  * act upon it
 420                                  */
 421                                 weston_log("Surface no app_id, role %s activating by default\n",
 422                                         ivi_layout_get_surface_role_name(surf));
 423                                 ivi_layout_activate_by_surf(r_output, surf);
 424                         }
 425                 }
 426
 427                 return;
 428         }
 429
 430         if (surf->role == IVI_SURFACE_ROLE_REMOTE && output) {
 431                 if (policy && policy->api.surface_activate_by_default &&
 432                     !policy->api.surface_activate_by_default(surf, surf->ivi))
 433                         return;
 434
 435                 /* we can only activate it again by using the protocol, but
 436                  * additionally the output is not reset when
 437                  * ivi_layout_activate_complete() terminates so we use the
 438                  * current active surface to avoid hitting this again and again
 439                  * */
 440                 if (surf->mapped && output->active == surf)
 441                         return;
 442
 443                 if (app_id) {
 444                         weston_log("Surface with app_id %s, role %s activating by default\n",
 445                                         weston_desktop_surface_get_app_id(surf->dsurface),
 446                                         ivi_layout_get_surface_role_name(surf));
 447                         ivi_layout_activate(output, app_id);
 448                 }
 449                 return;
 450         }
 451
 452         if (!weston_desktop_surface_get_maximized(dsurf) ||
 453             geom.width != output->area.width ||
 454             geom.height != output->area.height)
 455                 return;
 456
 457         ivi_layout_activate_complete(output, surf);
 458 }
 459
 460 void
 461 ivi_layout_fullscreen_committed(struct ivi_surface *surface)
 462 {
 463         struct ivi_compositor *ivi = surface->ivi;
 464         struct ivi_policy *policy = ivi->policy;
 465
 466         struct weston_desktop_surface *dsurface = surface->dsurface;
 467         struct weston_surface *wsurface =
 468                 weston_desktop_surface_get_surface(dsurface);
 469         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 470
 471         struct ivi_output *output = surface->split.output;
 472         struct weston_output *woutput = output->output;
 473         struct ivi_output *bg_output = ivi_layout_find_bg_output(ivi);
 474
 475         struct weston_view *view = surface->view;
 476         struct weston_geometry geom =
 477                 weston_desktop_surface_get_geometry(dsurface);
 478
 479         struct weston_seat *wseat = get_ivi_shell_weston_first_seat(ivi);
 480         struct ivi_shell_seat *ivi_seat = get_ivi_shell_seat(wseat);
 481
 482         bool is_fullscreen = weston_desktop_surface_get_fullscreen(dsurface);
 483         bool is_dim_same =
 484                 geom.width == bg_output->output->width &&
 485                 geom.height == bg_output->output->height;
 486
 487         if (policy && policy->api.surface_activate_by_default &&
 488             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 489             !surface->mapped)
 490                 return;
 491
 492         assert(surface->role == IVI_SURFACE_ROLE_FULLSCREEN);
 493
 494         if (weston_view_is_mapped(view))
 495                 return;
 496
 497         /* if we still get here but we haven't resized so far, send configure
 498          * events to do so */
 499         if (surface->state != RESIZING && (!is_fullscreen || !is_dim_same)) {
 500                 struct ivi_output *bg_output =
 501                         ivi_layout_find_bg_output(surface->ivi);
 502
 503                 weston_log("Placing fullscreen app_id %s, type %s in hidden layer\n",
 504                                 app_id, ivi_layout_get_surface_role_name(surface));
 505                 weston_desktop_surface_set_fullscreen(dsurface, true);
 506                 weston_desktop_surface_set_size(dsurface,
 507                                                 bg_output->output->width,
 508                                                 bg_output->output->height);
 509
 510                 surface->state = RESIZING;
 511                 weston_view_set_output(view, output->output);
 512                 weston_layer_entry_insert(&ivi->hidden.view_list, &view->layer_link);
 513                 return;
 514         }
 515
 516         /* eventually, we would set the surface fullscreen, but the client
 517          * hasn't resized correctly by this point, so terminate connection */
 518         if (surface->state == RESIZING && is_fullscreen && !is_dim_same) {
 519                 struct weston_desktop_client *desktop_client =
 520                         weston_desktop_surface_get_client(dsurface);
 521                 struct wl_client *client =
 522                         weston_desktop_client_get_client(desktop_client);
 523                 wl_client_post_implementation_error(client,
 524                                 "can not display surface due to invalid geometry."
 525                                 " Client should perform a geometry resize!");
 526                 return;
 527         }
 528
 529         /* this implies we resized correctly */
 530         if (!weston_view_is_mapped(view)) {
 531                 weston_layer_entry_remove(&view->layer_link);
 532
 533                 weston_view_set_output(view, woutput);
 534                 weston_view_set_position(view, woutput->x, woutput->y);
 535                 weston_layer_entry_insert(&ivi->fullscreen.view_list, &view->layer_link);
 536
 537                 wsurface->is_mapped = true;
 538                 surface->view->is_mapped = true;
 539                 surface->state = FULLSCREEN;
 540
 541                 weston_view_geometry_dirty(view);
 542                 weston_surface_damage(view->surface);
 543
 544                 if (ivi_seat)
 545                         ivi_shell_activate_surface(surface, ivi_seat, WESTON_ACTIVATE_FLAG_NONE);
 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, "
 551                            "output %s\n", app_id,
 552                            ivi_layout_get_surface_role_name(surface),
 553                            output->name);
 554
 555         }
 556 }
 557
 558 void
 559 ivi_layout_desktop_resize(struct ivi_surface *surface,
 560                           struct weston_geometry area)
 561 {
 562         struct weston_desktop_surface *dsurf = surface->dsurface;
 563         struct weston_view *view = surface->view;
 564
 565         int x = area.x;
 566         int y = area.y;
 567         int width = area.width;
 568         int height = area.height;
 569
 570         weston_desktop_surface_set_size(dsurf,
 571                                         width, height);
 572
 573         weston_view_set_position(view, x, y);
 574
 575         weston_view_geometry_dirty(view);
 576         weston_surface_damage(view->surface);
 577 }
 578
 579 void
 580 ivi_layout_split_committed(struct ivi_surface *surface)
 581 {
 582         struct ivi_compositor *ivi = surface->ivi;
 583         struct ivi_policy *policy = ivi->policy;
 584
 585         struct weston_desktop_surface *dsurface = surface->dsurface;
 586         struct weston_surface *wsurface =
 587                 weston_desktop_surface_get_surface(dsurface);
 588         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 589
 590         struct ivi_output *output = surface->split.output;
 591         struct weston_output *woutput = output->output;
 592
 593         struct weston_seat *wseat = get_ivi_shell_weston_first_seat(ivi);
 594         struct ivi_shell_seat *ivi_seat = get_ivi_shell_seat(wseat);
 595
 596         struct weston_view *view = surface->view;
 597         struct weston_geometry geom;
 598
 599         int x, y;
 600         int width, height;
 601
 602         x = woutput->x;
 603         y = woutput->y;
 604
 605         if (policy && policy->api.surface_activate_by_default &&
 606             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 607             !surface->mapped)
 608                 return;
 609
 610         if (surface->view->is_mapped)
 611                 return;
 612
 613         geom = weston_desktop_surface_get_geometry(dsurface);
 614
 615         assert(surface->role == IVI_SURFACE_ROLE_SPLIT_H ||
 616                surface->role == IVI_SURFACE_ROLE_SPLIT_V);
 617
 618         /* save the previous area in order to recover it back when if this kind
 619          * of surface is being destroyed/removed */
 620         output->area_saved = output->area;
 621
 622         switch (surface->role) {
 623         case IVI_SURFACE_ROLE_SPLIT_V:
 624                 geom.width = (output->area.width / 2);
 625
 626                 x += woutput->width - geom.width;
 627                 output->area.width -= geom.width;
 628
 629                 width = woutput->width - x;
 630                 height = output->area.height;
 631                 y = output->area.y;
 632
 633                 break;
 634         case IVI_SURFACE_ROLE_SPLIT_H:
 635                 geom.height = (output->area.height / 2);
 636
 637                 y = output->area.y;
 638                 output->area.y += geom.height;
 639                 output->area.height -= geom.height;
 640
 641                 width = output->area.width;
 642                 height = output->area.height;
 643
 644                 x = output->area.x;
 645
 646                 break;
 647         default:
 648                 assert(!"Invalid split orientation\n");
 649         }
 650
 651         weston_desktop_surface_set_size(dsurface,
 652                                         width, height);
 653
 654         /* resize the active surface first, output->area already contains
 655          * correct area to resize to */
 656         if (output->active)
 657                 ivi_layout_desktop_resize(output->active, output->area);
 658
 659         weston_view_set_output(view, woutput);
 660         weston_view_set_position(view, x, y);
 661         weston_layer_entry_insert(&ivi->normal.view_list, &view->layer_link);
 662
 663         weston_view_geometry_dirty(view);
 664         weston_surface_damage(view->surface);
 665
 666         if (ivi_seat)
 667                 ivi_shell_activate_surface(surface, ivi_seat, WESTON_ACTIVATE_FLAG_NONE);
 668
 669         wsurface->is_mapped = true;
 670         surface->view->is_mapped = true;
 671
 672         shell_advertise_app_state(ivi, app_id,
 673                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 674
 675         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 676                         app_id, ivi_layout_get_surface_role_name(surface), output->name);
 677 }
 678
 679 static void
 680 ivi_compute_popup_position(const struct weston_output *output, struct weston_view *view,
 681                            int initial_x, int initial_y, int *new_x, int *new_y)
 682 {
 683         *new_x = output->x + initial_x;
 684         *new_y = output->y + initial_y;
 685 }
 686
 687
 688 void
 689 ivi_layout_popup_committed(struct ivi_surface *surface)
 690 {
 691         struct ivi_compositor *ivi = surface->ivi;
 692         struct ivi_policy *policy = ivi->policy;
 693
 694         struct weston_desktop_surface *dsurface = surface->dsurface;
 695         struct weston_surface *wsurface =
 696                 weston_desktop_surface_get_surface(dsurface);
 697         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 698
 699         int new_x, new_y;
 700
 701         struct ivi_output *output = surface->popup.output;
 702         struct weston_output *woutput = output->output;
 703
 704         struct weston_seat *wseat = get_ivi_shell_weston_first_seat(ivi);
 705         struct ivi_shell_seat *ivi_seat = get_ivi_shell_seat(wseat);
 706
 707         struct weston_view *view = surface->view;
 708
 709         if (policy && policy->api.surface_activate_by_default &&
 710             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 711             !surface->mapped)
 712                 return;
 713
 714         if (surface->view->is_mapped || surface->state == HIDDEN)
 715                 return;
 716
 717         assert(surface->role == IVI_SURFACE_ROLE_POPUP);
 718
 719         weston_view_set_output(view, woutput);
 720
 721         ivi_compute_popup_position(woutput, view,
 722                                    surface->popup.x, surface->popup.y, &new_x, &new_y);
 723         weston_view_set_position(view, new_x, new_y);
 724         weston_view_update_transform(view);
 725
 726         /* only clip the pop-up dialog window if we have a valid
 727          * width and height being passed on. Users might not want to have one
 728          * set-up so only enfore it is really passed on. */
 729         if (surface->popup.bb.width > 0 && surface->popup.bb.height > 0)
 730                 weston_view_set_mask(view, surface->popup.bb.x, surface->popup.bb.y,
 731                                      surface->popup.bb.width, surface->popup.bb.height);
 732
 733         weston_layer_entry_insert(&ivi->popup.view_list, &view->layer_link);
 734
 735         weston_view_geometry_dirty(view);
 736         weston_surface_damage(view->surface);
 737
 738         if (ivi_seat)
 739                 ivi_shell_activate_surface(surface, ivi_seat, WESTON_ACTIVATE_FLAG_NONE);
 740
 741         wsurface->is_mapped = true;
 742         surface->view->is_mapped = true;
 743
 744         shell_advertise_app_state(ivi, app_id,
 745                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 746
 747         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 748                         app_id, ivi_layout_get_surface_role_name(surface), output->name);
 749 }
 750
 751 static void
 752 ivi_layout_popup_re_add(struct ivi_surface *surface)
 753 {
 754         assert(surface->role == IVI_SURFACE_ROLE_POPUP);
 755         struct weston_view *view = surface->view;
 756
 757         if (weston_view_is_mapped(view)) {
 758                 struct weston_desktop_surface *dsurface = surface->dsurface;
 759                 struct weston_surface *wsurface =
 760                         weston_desktop_surface_get_surface(dsurface);
 761
 762                 weston_layer_entry_remove(&view->layer_link);
 763
 764                 wsurface->is_mapped = false;
 765                 view->is_mapped = false;
 766         }
 767
 768         /* reset the activate by default in order to (still) allow the surface
 769          * to be activaved using the request */
 770         if (!surface->mapped)
 771                 surface->mapped = true;
 772
 773         surface->state = NORMAL;
 774         ivi_layout_popup_committed(surface);
 775 }
 776
 777 static bool
 778 ivi_layout_surface_is_split_or_fullscreen(struct ivi_surface *surf)
 779 {
 780         struct ivi_compositor *ivi = surf->ivi;
 781         struct ivi_surface *is;
 782
 783         if (surf->role != IVI_SURFACE_ROLE_SPLIT_H &&
 784             surf->role != IVI_SURFACE_ROLE_SPLIT_V &&
 785             surf->role != IVI_SURFACE_ROLE_FULLSCREEN)
 786                 return false;
 787
 788         /* reset the activate by default in order to (still) allow the surface
 789          * to be activaved using the request */
 790         if (!surf->mapped)
 791                 surf->mapped = true;
 792
 793         wl_list_for_each(is, &ivi->surfaces, link)
 794                 if (is == surf)
 795                         return true;
 796
 797         return false;
 798 }
 799
 800 void
 801 ivi_layout_activate_by_surf(struct ivi_output *output, struct ivi_surface *surf)
 802 {
 803         struct ivi_compositor *ivi = output->ivi;
 804         struct weston_desktop_surface *dsurf;
 805         struct weston_geometry geom;
 806         struct ivi_policy *policy = output->ivi->policy;
 807
 808         dsurf = surf->dsurface;
 809
 810         const char *app_id = weston_desktop_surface_get_app_id(dsurf);
 811
 812         if (!surf)
 813                 return;
 814
 815         if (policy && policy->api.surface_activate &&
 816             !policy->api.surface_activate(surf, surf->ivi)) {
 817                 return;
 818         }
 819
 820 #ifdef AGL_COMP_DEBUG
 821         weston_log("Activating app_id %s, type %s\n", app_id,
 822                         ivi_layout_get_surface_role_name(surf));
 823 #endif
 824
 825         if (surf->role == IVI_SURFACE_ROLE_POPUP) {
 826                 ivi_layout_popup_re_add(surf);
 827                 return;
 828         }
 829
 830         /* do not 're'-activate surfaces that are split or active */
 831         if (surf == output->active ||
 832             ivi_layout_surface_is_split_or_fullscreen(surf))
 833                 return;
 834
 835         if (surf->role == IVI_SURFACE_ROLE_REMOTE) {
 836                 struct ivi_output *remote_output =
 837                         ivi_layout_find_with_app_id(app_id, ivi);
 838
 839                 /* if already active on a remote output do not
 840                  * attempt to activate it again */
 841                 if (remote_output && remote_output->active == surf)
 842                         return;
 843         }
 844
 845
 846         geom = weston_desktop_surface_get_geometry(dsurf);
 847
 848         if (surf->role == IVI_SURFACE_ROLE_DESKTOP)
 849                 surf->desktop.pending_output = output;
 850         if (weston_desktop_surface_get_maximized(dsurf) &&
 851             geom.width == output->area.width &&
 852             geom.height == output->area.height) {
 853                 ivi_layout_activate_complete(output, surf);
 854                 return;
 855         }
 856
 857         ivi_layout_add_to_hidden_layer(surf, output);
 858 }
 859
 860 void
 861 ivi_layout_activate(struct ivi_output *output, const char *app_id)
 862 {
 863         struct ivi_surface *surf;
 864         struct ivi_compositor *ivi = output->ivi;
 865
 866         if (!app_id)
 867                 return;
 868
 869         surf = ivi_find_app(ivi, app_id);
 870         if (!surf)
 871                 return;
 872
 873         ivi_layout_activate_by_surf(output, surf);
 874 }
 875
 876 struct ivi_output *
 877 ivi_layout_get_output_from_surface(struct ivi_surface *surf)
 878 {
 879         struct ivi_output *ivi_output = NULL;
 880
 881         switch (surf->role) {
 882         case IVI_SURFACE_ROLE_DESKTOP:
 883                 if (surf->desktop.pending_output)
 884                         ivi_output = surf->desktop.pending_output;
 885                 else
 886                         ivi_output = surf->desktop.last_output;
 887                 break;
 888         case IVI_SURFACE_ROLE_POPUP:
 889                 ivi_output = surf->popup.output;
 890                 break;
 891         case IVI_SURFACE_ROLE_BACKGROUND:
 892                 ivi_output = surf->bg.output;
 893                 break;
 894         case IVI_SURFACE_ROLE_PANEL:
 895                 ivi_output = surf->panel.output;
 896                 break;
 897         case IVI_SURFACE_ROLE_FULLSCREEN:
 898                 ivi_output = surf->fullscreen.output;
 899                 break;
 900         case IVI_SURFACE_ROLE_SPLIT_H:
 901         case IVI_SURFACE_ROLE_SPLIT_V:
 902                 ivi_output = surf->split.output;
 903                 break;
 904         case IVI_SURFACE_ROLE_REMOTE:
 905                 ivi_output = surf->remote.output;
 906                 break;
 907         case IVI_SURFACE_ROLE_NONE:
 908         default:
 909                 break;
 910         }
 911
 912         return ivi_output;
 913 }
 914
 915 void
 916 ivi_layout_deactivate(struct ivi_compositor *ivi, const char *app_id)
 917 {
 918         struct ivi_surface *surf;
 919         struct ivi_output *ivi_output;
 920         struct ivi_policy *policy = ivi->policy;
 921
 922         if (!app_id)
 923                 return;
 924
 925         surf = ivi_find_app(ivi, app_id);
 926         if (!surf)
 927                 return;
 928
 929         if (policy && policy->api.surface_deactivate &&
 930             !policy->api.surface_deactivate(surf, surf->ivi)) {
 931                 return;
 932         }
 933
 934         ivi_output = ivi_layout_get_output_from_surface(surf);
 935         weston_log("Deactiving %s, role %s\n", app_id,
 936                         ivi_layout_get_surface_role_name(surf));
 937
 938         if (surf->role == IVI_SURFACE_ROLE_DESKTOP) {
 939                 struct ivi_surface *previous_active;
 940
 941                 previous_active = ivi_output->previous_active;
 942                 if (!previous_active) {
 943                         /* we don't have a previous active it means we should
 944                          * display the bg */
 945                         if (ivi_output->active) {
 946                                 struct weston_view *view;
 947
 948                                 view = ivi_output->active->view;
 949                                 view->is_mapped = false;
 950                                 view->surface->is_mapped = false;
 951
 952                                 weston_layer_entry_remove(&view->layer_link);
 953                                 weston_view_geometry_dirty(view);
 954                                 weston_surface_damage(view->surface);
 955                                 ivi_output->active = NULL;
 956                         }
 957                 } else {
 958                         struct weston_desktop_surface *dsurface;
 959                         const char *previous_active_app_id;
 960
 961                         dsurface = previous_active->dsurface;
 962                         previous_active_app_id =
 963                                 weston_desktop_surface_get_app_id(dsurface);
 964                         ivi_layout_activate(ivi_output, previous_active_app_id);
 965                 }
 966         } else if (surf->role == IVI_SURFACE_ROLE_POPUP) {
 967                 struct weston_view *view  = surf->view;
 968
 969                 weston_view_unmap(view);
 970                 surf->state = HIDDEN;
 971
 972                 weston_layer_entry_remove(&view->layer_link);
 973                 weston_view_geometry_dirty(view);
 974                 weston_surface_damage(view->surface);
 975         }
 976 }