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         const char *app_id = weston_desktop_surface_get_app_id(surf->dsurface);
 221
 222         if (weston_view_is_mapped(view)) {
 223                 weston_layer_entry_remove(&view->layer_link);
 224         } else {
 225                 weston_view_update_transform(view);
 226         }
 227
 228         if (output_has_black_curtain(output)) {
 229                 if (!output->background) {
 230                         weston_log("Found that we have no background surface "
 231                                     "for output %s. Using black curtain as background\n",
 232                                     output->output->name);
 233
 234                         struct weston_view *ev =
 235                                 output->fullscreen_view.fs->view;
 236
 237                         /* use the black curtain as background when we have
 238                          * none added by the shell client. */
 239                         weston_layer_entry_remove(&ev->layer_link);
 240                         weston_layer_entry_insert(&ivi->normal.view_list,
 241                                                   &ev->layer_link);
 242                         weston_view_geometry_dirty(ev);
 243                         weston_surface_damage(ev->surface);
 244                 } else {
 245                         remove_black_curtain(output);
 246                 }
 247         }
 248
 249
 250         weston_view_set_output(view, woutput);
 251         weston_view_set_position(view,
 252                                  woutput->x + output->area.x,
 253                                  woutput->y + output->area.y);
 254
 255         view->is_mapped = true;
 256         surf->mapped = true;
 257         view->surface->is_mapped = true;
 258
 259         /* handle a movement from one output to another */
 260         if (surf->current_completed_output &&
 261             surf->current_completed_output != output) {
 262
 263                 /* we're migrating the same surface but to another output */
 264                 if (surf->current_completed_output->active == surf) {
 265                         struct weston_view *ev =
 266                                 surf->current_completed_output->active->view;
 267
 268                         weston_layer_entry_remove(&ev->layer_link);
 269                         surf->current_completed_output->previous_active =
 270                                 surf->current_completed_output->active;
 271                         surf->current_completed_output->active = NULL;
 272
 273                         /* damage all possible outputs to avoid stale views */
 274                         weston_compositor_damage_all(ivi->compositor);
 275                 }
 276         }
 277
 278
 279         if (output->active) {
 280                 output->active->view->is_mapped = false;
 281                 output->active->view->surface->is_mapped = false;
 282
 283                 weston_layer_entry_remove(&output->active->view->layer_link);
 284         }
 285         output->previous_active = output->active;
 286         output->active = surf;
 287         surf->current_completed_output = output;
 288
 289         weston_layer_entry_insert(&ivi->normal.view_list, &view->layer_link);
 290         weston_view_geometry_dirty(view);
 291         weston_surface_damage(view->surface);
 292
 293         if (ivi_seat)
 294                 ivi_shell_activate_surface(surf, ivi_seat, WESTON_ACTIVATE_FLAG_NONE);
 295
 296         /*
 297          * the 'remote' role now makes use of this part so make sure we don't
 298          * trip the enum such that we might end up with a modified output for
 299          * 'remote' role
 300          */
 301         if (surf->role == IVI_SURFACE_ROLE_DESKTOP) {
 302                 if (surf->desktop.pending_output)
 303                         surf->desktop.last_output = surf->desktop.pending_output;
 304                 surf->desktop.pending_output = NULL;
 305         }
 306
 307         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 308                         app_id,
 309                         ivi_layout_get_surface_role_name(surf), output->name);
 310
 311         shell_send_app_state(ivi, app_id, AGL_SHELL_APP_STATE_ACTIVATED);
 312 }
 313
 314 struct ivi_output *
 315 ivi_layout_find_with_app_id(const char *app_id, struct ivi_compositor *ivi)
 316 {
 317         struct ivi_output *out;
 318
 319         if (!app_id)
 320                 return NULL;
 321
 322         wl_list_for_each(out, &ivi->outputs, link) {
 323                 if (!out->app_id)
 324                         continue;
 325
 326                 if (!strcmp(app_id, out->app_id))
 327                         return out;
 328         }
 329
 330         return NULL;
 331 }
 332
 333 struct ivi_output *
 334 ivi_layout_find_bg_output(struct ivi_compositor *ivi)
 335 {
 336         struct ivi_output *out;
 337
 338         wl_list_for_each(out, &ivi->outputs, link) {
 339                 if (out->background &&
 340                     out->background->role == IVI_SURFACE_ROLE_BACKGROUND)
 341                         return out;
 342         }
 343
 344         return NULL;
 345 }
 346
 347
 348 static void
 349 ivi_layout_add_to_hidden_layer(struct ivi_surface *surf,
 350                                struct ivi_output *ivi_output)
 351 {
 352         struct weston_desktop_surface *dsurf = surf->dsurface;
 353         struct weston_view *ev = surf->view;
 354         struct ivi_compositor *ivi = surf->ivi;
 355         const char *app_id = weston_desktop_surface_get_app_id(dsurf);
 356
 357         /*
 358          * If the view isn't mapped, we put it onto the hidden layer so it will
 359          * start receiving frame events, and will be able to act on our
 360          * configure event.
 361          */
 362         if (!weston_view_is_mapped(ev)) {
 363                 ev->is_mapped = true;
 364                 ev->surface->is_mapped = true;
 365
 366                 weston_desktop_surface_set_maximized(dsurf, true);
 367                 weston_desktop_surface_set_size(dsurf,
 368                                                 ivi_output->area.width,
 369                                                 ivi_output->area.height);
 370
 371                 weston_log("Setting app_id %s, role %s, set to maximized (%dx%d)\n",
 372                            app_id, ivi_layout_get_surface_role_name(surf),
 373                            ivi_output->area.width, ivi_output->area.height);
 374
 375                 surf->hidden_layer_output = ivi_output;
 376                 weston_view_set_output(ev, ivi_output->output);
 377                 weston_layer_entry_insert(&ivi->hidden.view_list, &ev->layer_link);
 378                 weston_log("Placed app_id %s, type %s in hidden layer on output %s\n",
 379                                 app_id, ivi_layout_get_surface_role_name(surf),
 380                                 ivi_output->output->name);
 381
 382                 weston_compositor_schedule_repaint(ivi->compositor);
 383                 return;
 384         }
 385
 386         /* we might have another output to activate */
 387         if (surf->hidden_layer_output &&
 388             surf->hidden_layer_output != ivi_output) {
 389                 weston_layer_entry_remove(&ev->layer_link);
 390
 391                 if (ivi_output->area.width != surf->hidden_layer_output->area.width &&
 392                     ivi_output->area.height != surf->hidden_layer_output->area.height) {
 393                         weston_desktop_surface_set_maximized(dsurf, true);
 394                         weston_desktop_surface_set_size(dsurf,
 395                                                         ivi_output->area.width,
 396                                                         ivi_output->area.height);
 397                 }
 398
 399                 weston_log("Setting app_id %s, role %s, set to maximized (%dx%d)\n",
 400                                 app_id, ivi_layout_get_surface_role_name(surf),
 401                                 ivi_output->area.width, ivi_output->area.height);
 402
 403                 surf->hidden_layer_output = ivi_output;
 404                 weston_view_set_output(ev, ivi_output->output);
 405                 weston_layer_entry_insert(&ivi->hidden.view_list, &ev->layer_link);
 406                 weston_log("Placed app_id %s, type %s in hidden layer on output %s\n",
 407                                 app_id, ivi_layout_get_surface_role_name(surf),
 408                                 ivi_output->output->name);
 409         }
 410
 411         weston_compositor_schedule_repaint(ivi->compositor);
 412 }
 413
 414 void
 415 ivi_layout_desktop_committed(struct ivi_surface *surf)
 416 {
 417         struct weston_desktop_surface *dsurf = surf->dsurface;
 418         struct weston_geometry geom = weston_desktop_surface_get_geometry(dsurf);
 419         struct ivi_policy *policy = surf->ivi->policy;
 420         struct ivi_output *output;
 421         const char *app_id = weston_desktop_surface_get_app_id(dsurf);
 422
 423         assert(surf->role == IVI_SURFACE_ROLE_DESKTOP ||
 424                surf->role == IVI_SURFACE_ROLE_REMOTE);
 425
 426         /*
 427          * we can't make use here of the ivi_layout_get_output_from_surface()
 428          * due to the fact that we'll always land here when a surface performs
 429          * a commit and pending_output will not bet set. This works in tandem
 430          * with 'mapped' at this point to avoid tripping over
 431          * to a surface that continuously updates its content
 432          */
 433         if (surf->role == IVI_SURFACE_ROLE_DESKTOP)
 434                 output = surf->desktop.pending_output;
 435         else
 436                 output = surf->remote.output;
 437
 438         if (surf->role == IVI_SURFACE_ROLE_DESKTOP && !output) {
 439                 struct ivi_output *r_output;
 440
 441                 if (policy && policy->api.surface_activate_by_default &&
 442                     !policy->api.surface_activate_by_default(surf, surf->ivi))
 443                         return;
 444
 445                 /* we can only activate it again by using the protocol */
 446                 if (surf->mapped)
 447                         return;
 448
 449                 /* check first if there aren't any outputs being set */
 450                 r_output = ivi_layout_find_with_app_id(app_id, surf->ivi);
 451
 452                 if (r_output) {
 453                         struct weston_view *view = r_output->fullscreen_view.fs->view;
 454                         if (view->is_mapped || view->surface->is_mapped)
 455                                 remove_black_curtain(r_output);
 456                 }
 457
 458
 459                 /* try finding an output with a background and use that */
 460                 if (!r_output)
 461                         r_output = ivi_layout_find_bg_output(surf->ivi);
 462
 463                 /* if we couldn't still find an output by this point, there's
 464                  * something wrong so we abort with a protocol error */
 465                 if (!r_output) {
 466                         wl_resource_post_error(surf->ivi->shell_client.resource,
 467                                                AGL_SHELL_ERROR_INVALID_ARGUMENT,
 468                                                "No valid output found to activate surface by default");
 469                         return;
 470                 }
 471
 472                 if (!surf->ivi->activate_by_default) {
 473                         weston_log("Refusing to activate surface role %d, app_id %s\n",
 474                                         surf->role, app_id);
 475
 476                         if (!weston_desktop_surface_get_maximized(dsurf) ||
 477                             geom.width != r_output->area.width ||
 478                             geom.height != r_output->area.height)
 479                                 ivi_layout_add_to_hidden_layer(surf, r_output);
 480
 481                         return;
 482                 }
 483
 484                 /* use the output of the bg to activate the app on start-up by
 485                  * default */
 486                 if (surf->view && r_output) {
 487                         if (app_id && r_output) {
 488                                 weston_log("Surface with app_id %s, role %s activating by default\n",
 489                                         weston_desktop_surface_get_app_id(surf->dsurface),
 490                                         ivi_layout_get_surface_role_name(surf));
 491                                 ivi_layout_activate(r_output, app_id);
 492                         } else if (!app_id) {
 493                                 /*
 494                                  * applications not setting an app_id, or
 495                                  * setting an app_id but at a later point in
 496                                  * time, might fall-back here so give them a
 497                                  * chance to receive the configure event and
 498                                  * act upon it
 499                                  */
 500                                 weston_log("Surface no app_id, role %s activating by default\n",
 501                                         ivi_layout_get_surface_role_name(surf));
 502                                 ivi_layout_activate_by_surf(r_output, surf);
 503                         }
 504                 }
 505
 506                 return;
 507         }
 508
 509         if (surf->role == IVI_SURFACE_ROLE_REMOTE && output) {
 510                 if (policy && policy->api.surface_activate_by_default &&
 511                     !policy->api.surface_activate_by_default(surf, surf->ivi))
 512                         return;
 513
 514                 /* we can only activate it again by using the protocol, but
 515                  * additionally the output is not reset when
 516                  * ivi_layout_activate_complete() terminates so we use the
 517                  * current active surface to avoid hitting this again and again
 518                  * */
 519                 if (surf->mapped && output->active == surf)
 520                         return;
 521
 522                 if (app_id) {
 523                         weston_log("Surface with app_id %s, role %s activating "
 524                                    "by default on output %s\n",
 525                                    weston_desktop_surface_get_app_id(surf->dsurface),
 526                                    ivi_layout_get_surface_role_name(surf),
 527                                    output->output->name);
 528                         ivi_layout_activate(output, app_id);
 529                 }
 530                 return;
 531         }
 532
 533         if (!weston_desktop_surface_get_maximized(dsurf) ||
 534             geom.width != output->area.width ||
 535             geom.height != output->area.height)
 536                 return;
 537
 538         ivi_layout_activate_complete(output, surf);
 539 }
 540
 541 void
 542 ivi_layout_fullscreen_committed(struct ivi_surface *surface)
 543 {
 544         struct ivi_compositor *ivi = surface->ivi;
 545         struct ivi_policy *policy = ivi->policy;
 546
 547         struct weston_desktop_surface *dsurface = surface->dsurface;
 548         struct weston_surface *wsurface =
 549                 weston_desktop_surface_get_surface(dsurface);
 550         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 551
 552         struct ivi_output *output = surface->split.output;
 553         struct weston_output *woutput = output->output;
 554         struct ivi_output *bg_output = ivi_layout_find_bg_output(ivi);
 555
 556         struct weston_view *view = surface->view;
 557         struct weston_geometry geom =
 558                 weston_desktop_surface_get_geometry(dsurface);
 559
 560         struct weston_seat *wseat = get_ivi_shell_weston_first_seat(ivi);
 561         struct ivi_shell_seat *ivi_seat = get_ivi_shell_seat(wseat);
 562
 563         bool is_fullscreen = weston_desktop_surface_get_fullscreen(dsurface);
 564         bool is_dim_same =
 565                 geom.width == bg_output->output->width &&
 566                 geom.height == bg_output->output->height;
 567
 568         if (policy && policy->api.surface_activate_by_default &&
 569             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 570             !surface->mapped)
 571                 return;
 572
 573         assert(surface->role == IVI_SURFACE_ROLE_FULLSCREEN);
 574
 575         if (weston_view_is_mapped(view))
 576                 return;
 577
 578         /* if we still get here but we haven't resized so far, send configure
 579          * events to do so */
 580         if (surface->state != RESIZING && (!is_fullscreen || !is_dim_same)) {
 581                 struct ivi_output *bg_output =
 582                         ivi_layout_find_bg_output(surface->ivi);
 583
 584                 weston_log("Placing fullscreen app_id %s, type %s in hidden layer\n",
 585                                 app_id, ivi_layout_get_surface_role_name(surface));
 586                 weston_desktop_surface_set_fullscreen(dsurface, true);
 587                 weston_desktop_surface_set_size(dsurface,
 588                                                 bg_output->output->width,
 589                                                 bg_output->output->height);
 590
 591                 surface->state = RESIZING;
 592                 weston_view_set_output(view, output->output);
 593                 weston_layer_entry_insert(&ivi->hidden.view_list, &view->layer_link);
 594                 return;
 595         }
 596
 597         /* eventually, we would set the surface fullscreen, but the client
 598          * hasn't resized correctly by this point, so terminate connection */
 599         if (surface->state == RESIZING && is_fullscreen && !is_dim_same) {
 600                 struct weston_desktop_client *desktop_client =
 601                         weston_desktop_surface_get_client(dsurface);
 602                 struct wl_client *client =
 603                         weston_desktop_client_get_client(desktop_client);
 604                 wl_client_post_implementation_error(client,
 605                                 "can not display surface due to invalid geometry."
 606                                 " Client should perform a geometry resize!");
 607                 return;
 608         }
 609
 610         /* this implies we resized correctly */
 611         if (!weston_view_is_mapped(view)) {
 612                 weston_layer_entry_remove(&view->layer_link);
 613
 614                 weston_view_set_output(view, woutput);
 615                 weston_view_set_position(view, woutput->x, woutput->y);
 616                 weston_layer_entry_insert(&ivi->fullscreen.view_list, &view->layer_link);
 617
 618                 wsurface->is_mapped = true;
 619                 surface->view->is_mapped = true;
 620                 surface->state = FULLSCREEN;
 621
 622                 weston_view_geometry_dirty(view);
 623                 weston_surface_damage(view->surface);
 624
 625                 if (ivi_seat)
 626                         ivi_shell_activate_surface(surface, ivi_seat, WESTON_ACTIVATE_FLAG_NONE);
 627
 628                 shell_advertise_app_state(ivi, app_id,
 629                                 NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 630
 631                 weston_log("Activation completed for app_id %s, role %s, "
 632                            "output %s\n", app_id,
 633                            ivi_layout_get_surface_role_name(surface),
 634                            output->name);
 635
 636         }
 637 }
 638
 639 void
 640 ivi_layout_desktop_resize(struct ivi_surface *surface,
 641                           struct weston_geometry area)
 642 {
 643         struct weston_desktop_surface *dsurf = surface->dsurface;
 644         struct weston_view *view = surface->view;
 645
 646         int x = area.x;
 647         int y = area.y;
 648         int width = area.width;
 649         int height = area.height;
 650
 651         weston_desktop_surface_set_size(dsurf,
 652                                         width, height);
 653
 654         weston_view_set_position(view, x, y);
 655
 656         weston_view_geometry_dirty(view);
 657         weston_surface_damage(view->surface);
 658 }
 659
 660 void
 661 ivi_layout_split_committed(struct ivi_surface *surface)
 662 {
 663         struct ivi_compositor *ivi = surface->ivi;
 664         struct ivi_policy *policy = ivi->policy;
 665
 666         struct weston_desktop_surface *dsurface = surface->dsurface;
 667         struct weston_surface *wsurface =
 668                 weston_desktop_surface_get_surface(dsurface);
 669         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 670
 671         struct ivi_output *output = surface->split.output;
 672         struct weston_output *woutput = output->output;
 673
 674         struct weston_seat *wseat = get_ivi_shell_weston_first_seat(ivi);
 675         struct ivi_shell_seat *ivi_seat = get_ivi_shell_seat(wseat);
 676
 677         struct weston_view *view = surface->view;
 678         struct weston_geometry geom;
 679
 680         int x, y;
 681         int width, height;
 682
 683         x = woutput->x;
 684         y = woutput->y;
 685
 686         if (policy && policy->api.surface_activate_by_default &&
 687             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 688             !surface->mapped)
 689                 return;
 690
 691         if (surface->view->is_mapped)
 692                 return;
 693
 694         geom = weston_desktop_surface_get_geometry(dsurface);
 695
 696         assert(surface->role == IVI_SURFACE_ROLE_SPLIT_H ||
 697                surface->role == IVI_SURFACE_ROLE_SPLIT_V);
 698
 699         /* save the previous area in order to recover it back when if this kind
 700          * of surface is being destroyed/removed */
 701         output->area_saved = output->area;
 702
 703         switch (surface->role) {
 704         case IVI_SURFACE_ROLE_SPLIT_V:
 705                 geom.width = (output->area.width / 2);
 706
 707                 x += woutput->width - geom.width;
 708                 output->area.width -= geom.width;
 709
 710                 width = woutput->width - x;
 711                 height = output->area.height;
 712                 y = output->area.y;
 713
 714                 break;
 715         case IVI_SURFACE_ROLE_SPLIT_H:
 716                 geom.height = (output->area.height / 2);
 717
 718                 y = output->area.y;
 719                 output->area.y += geom.height;
 720                 output->area.height -= geom.height;
 721
 722                 width = output->area.width;
 723                 height = output->area.height;
 724
 725                 x = output->area.x;
 726
 727                 break;
 728         default:
 729                 assert(!"Invalid split orientation\n");
 730         }
 731
 732         weston_desktop_surface_set_size(dsurface,
 733                                         width, height);
 734
 735         /* resize the active surface first, output->area already contains
 736          * correct area to resize to */
 737         if (output->active)
 738                 ivi_layout_desktop_resize(output->active, output->area);
 739
 740         weston_view_set_output(view, woutput);
 741         weston_view_set_position(view, x, y);
 742         weston_layer_entry_insert(&ivi->normal.view_list, &view->layer_link);
 743
 744         weston_view_geometry_dirty(view);
 745         weston_surface_damage(view->surface);
 746
 747         if (ivi_seat)
 748                 ivi_shell_activate_surface(surface, ivi_seat, WESTON_ACTIVATE_FLAG_NONE);
 749
 750         wsurface->is_mapped = true;
 751         surface->view->is_mapped = true;
 752
 753         shell_advertise_app_state(ivi, app_id,
 754                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 755
 756         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 757                         app_id, ivi_layout_get_surface_role_name(surface), output->name);
 758 }
 759
 760 static void
 761 ivi_compute_popup_position(const struct weston_output *output, struct weston_view *view,
 762                            int initial_x, int initial_y, int *new_x, int *new_y)
 763 {
 764         *new_x = output->x + initial_x;
 765         *new_y = output->y + initial_y;
 766 }
 767
 768
 769 void
 770 ivi_layout_popup_committed(struct ivi_surface *surface)
 771 {
 772         struct ivi_compositor *ivi = surface->ivi;
 773         struct ivi_policy *policy = ivi->policy;
 774
 775         struct weston_desktop_surface *dsurface = surface->dsurface;
 776         struct weston_surface *wsurface =
 777                 weston_desktop_surface_get_surface(dsurface);
 778         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 779
 780         int new_x, new_y;
 781
 782         struct ivi_output *output = surface->popup.output;
 783         struct weston_output *woutput = output->output;
 784
 785         struct weston_seat *wseat = get_ivi_shell_weston_first_seat(ivi);
 786         struct ivi_shell_seat *ivi_seat = get_ivi_shell_seat(wseat);
 787
 788         struct weston_view *view = surface->view;
 789
 790         if (policy && policy->api.surface_activate_by_default &&
 791             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 792             !surface->mapped)
 793                 return;
 794
 795         if (surface->view->is_mapped || surface->state == HIDDEN)
 796                 return;
 797
 798         assert(surface->role == IVI_SURFACE_ROLE_POPUP);
 799
 800         weston_view_set_output(view, woutput);
 801
 802         ivi_compute_popup_position(woutput, view,
 803                                    surface->popup.x, surface->popup.y, &new_x, &new_y);
 804         weston_view_set_position(view, new_x, new_y);
 805         weston_view_update_transform(view);
 806
 807         /* only clip the pop-up dialog window if we have a valid
 808          * width and height being passed on. Users might not want to have one
 809          * set-up so only enfore it is really passed on. */
 810         if (surface->popup.bb.width > 0 && surface->popup.bb.height > 0)
 811                 weston_view_set_mask(view, surface->popup.bb.x, surface->popup.bb.y,
 812                                      surface->popup.bb.width, surface->popup.bb.height);
 813
 814         weston_layer_entry_insert(&ivi->popup.view_list, &view->layer_link);
 815
 816         weston_view_geometry_dirty(view);
 817         weston_surface_damage(view->surface);
 818
 819         if (ivi_seat)
 820                 ivi_shell_activate_surface(surface, ivi_seat, WESTON_ACTIVATE_FLAG_NONE);
 821
 822         wsurface->is_mapped = true;
 823         surface->view->is_mapped = true;
 824
 825         shell_advertise_app_state(ivi, app_id,
 826                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 827
 828         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 829                         app_id, ivi_layout_get_surface_role_name(surface), output->name);
 830 }
 831
 832 static void
 833 ivi_layout_popup_re_add(struct ivi_surface *surface)
 834 {
 835         assert(surface->role == IVI_SURFACE_ROLE_POPUP);
 836         struct weston_view *view = surface->view;
 837
 838         if (weston_view_is_mapped(view)) {
 839                 struct weston_desktop_surface *dsurface = surface->dsurface;
 840                 struct weston_surface *wsurface =
 841                         weston_desktop_surface_get_surface(dsurface);
 842
 843                 weston_layer_entry_remove(&view->layer_link);
 844
 845                 wsurface->is_mapped = false;
 846                 view->is_mapped = false;
 847         }
 848
 849         /* reset the activate by default in order to (still) allow the surface
 850          * to be activaved using the request */
 851         if (!surface->mapped)
 852                 surface->mapped = true;
 853
 854         surface->state = NORMAL;
 855         ivi_layout_popup_committed(surface);
 856 }
 857
 858 static bool
 859 ivi_layout_surface_is_split_or_fullscreen(struct ivi_surface *surf)
 860 {
 861         struct ivi_compositor *ivi = surf->ivi;
 862         struct ivi_surface *is;
 863
 864         if (surf->role != IVI_SURFACE_ROLE_SPLIT_H &&
 865             surf->role != IVI_SURFACE_ROLE_SPLIT_V &&
 866             surf->role != IVI_SURFACE_ROLE_FULLSCREEN)
 867                 return false;
 868
 869         /* reset the activate by default in order to (still) allow the surface
 870          * to be activaved using the request */
 871         if (!surf->mapped)
 872                 surf->mapped = true;
 873
 874         wl_list_for_each(is, &ivi->surfaces, link)
 875                 if (is == surf)
 876                         return true;
 877
 878         return false;
 879 }
 880
 881 void
 882 ivi_layout_activate_by_surf(struct ivi_output *output, struct ivi_surface *surf)
 883 {
 884         struct ivi_compositor *ivi = output->ivi;
 885         struct weston_desktop_surface *dsurf;
 886         struct weston_geometry geom;
 887         struct ivi_policy *policy = output->ivi->policy;
 888
 889         dsurf = surf->dsurface;
 890
 891         const char *app_id = weston_desktop_surface_get_app_id(dsurf);
 892
 893         if (!surf)
 894                 return;
 895
 896         if (policy && policy->api.surface_activate &&
 897             !policy->api.surface_activate(surf, surf->ivi)) {
 898                 return;
 899         }
 900
 901 #ifdef AGL_COMP_DEBUG
 902         weston_log("Activating app_id %s, type %s, on output %s\n", app_id,
 903                         ivi_layout_get_surface_role_name(surf), output->output->name);
 904 #endif
 905
 906         if (surf->role == IVI_SURFACE_ROLE_POPUP) {
 907                 ivi_layout_popup_re_add(surf);
 908                 return;
 909         }
 910
 911         /* do not 're'-activate surfaces that are split or active */
 912         if (surf == output->active ||
 913             ivi_layout_surface_is_split_or_fullscreen(surf)) {
 914                 weston_log("Application %s is already active on output %s\n",
 915                                 app_id, output->output->name);
 916                 return;
 917         }
 918
 919         if (surf->role == IVI_SURFACE_ROLE_REMOTE) {
 920                 struct ivi_output *remote_output =
 921                         ivi_layout_find_with_app_id(app_id, ivi);
 922
 923                 /* if already active on a remote output do not
 924                  * attempt to activate it again */
 925                 if (remote_output && remote_output->active == surf)
 926                         return;
 927         }
 928
 929
 930         geom = weston_desktop_surface_get_geometry(dsurf);
 931
 932         if (surf->role == IVI_SURFACE_ROLE_DESKTOP)
 933                 surf->desktop.pending_output = output;
 934         if (weston_desktop_surface_get_maximized(dsurf) &&
 935             geom.width == output->area.width &&
 936             geom.height == output->area.height) {
 937                 ivi_layout_activate_complete(output, surf);
 938                 return;
 939         }
 940
 941         ivi_layout_add_to_hidden_layer(surf, output);
 942 }
 943
 944 void
 945 ivi_layout_activate(struct ivi_output *output, const char *app_id)
 946 {
 947         struct ivi_surface *surf;
 948         struct ivi_compositor *ivi = output->ivi;
 949
 950         if (!app_id)
 951                 return;
 952
 953         surf = ivi_find_app(ivi, app_id);
 954         if (!surf)
 955                 return;
 956
 957         ivi_layout_activate_by_surf(output, surf);
 958 }
 959
 960 struct ivi_output *
 961 ivi_layout_get_output_from_surface(struct ivi_surface *surf)
 962 {
 963         struct ivi_output *ivi_output = NULL;
 964
 965         switch (surf->role) {
 966         case IVI_SURFACE_ROLE_DESKTOP:
 967                 if (surf->desktop.pending_output)
 968                         ivi_output = surf->desktop.pending_output;
 969                 else
 970                         ivi_output = surf->desktop.last_output;
 971                 break;
 972         case IVI_SURFACE_ROLE_POPUP:
 973                 ivi_output = surf->popup.output;
 974                 break;
 975         case IVI_SURFACE_ROLE_BACKGROUND:
 976                 ivi_output = surf->bg.output;
 977                 break;
 978         case IVI_SURFACE_ROLE_PANEL:
 979                 ivi_output = surf->panel.output;
 980                 break;
 981         case IVI_SURFACE_ROLE_FULLSCREEN:
 982                 ivi_output = surf->fullscreen.output;
 983                 break;
 984         case IVI_SURFACE_ROLE_SPLIT_H:
 985         case IVI_SURFACE_ROLE_SPLIT_V:
 986                 ivi_output = surf->split.output;
 987                 break;
 988         case IVI_SURFACE_ROLE_REMOTE:
 989                 ivi_output = surf->remote.output;
 990                 break;
 991         case IVI_SURFACE_ROLE_NONE:
 992         default:
 993                 break;
 994         }
 995
 996         return ivi_output;
 997 }
 998
 999 void
1000 ivi_layout_deactivate(struct ivi_compositor *ivi, const char *app_id)
1001 {
1002         struct ivi_surface *surf;
1003         struct ivi_output *ivi_output;
1004         struct ivi_policy *policy = ivi->policy;
1005
1006         if (!app_id)
1007                 return;
1008
1009         surf = ivi_find_app(ivi, app_id);
1010         if (!surf)
1011                 return;
1012
1013         if (policy && policy->api.surface_deactivate &&
1014             !policy->api.surface_deactivate(surf, surf->ivi)) {
1015                 return;
1016         }
1017
1018         ivi_output = ivi_layout_get_output_from_surface(surf);
1019         weston_log("Deactiving %s, role %s\n", app_id,
1020                         ivi_layout_get_surface_role_name(surf));
1021
1022         if (surf->role == IVI_SURFACE_ROLE_DESKTOP) {
1023                 struct ivi_surface *previous_active;
1024
1025                 previous_active = ivi_output->previous_active;
1026                 if (!previous_active) {
1027                         /* we don't have a previous active it means we should
1028                          * display the bg */
1029                         if (ivi_output->active) {
1030                                 struct weston_view *view;
1031
1032                                 view = ivi_output->active->view;
1033                                 view->is_mapped = false;
1034                                 view->surface->is_mapped = false;
1035
1036                                 weston_layer_entry_remove(&view->layer_link);
1037                                 weston_view_geometry_dirty(view);
1038                                 weston_surface_damage(view->surface);
1039                                 ivi_output->active = NULL;
1040                         }
1041                 } else {
1042                         struct weston_desktop_surface *dsurface;
1043                         const char *previous_active_app_id;
1044
1045                         dsurface = previous_active->dsurface;
1046                         previous_active_app_id =
1047                                 weston_desktop_surface_get_app_id(dsurface);
1048                         ivi_layout_activate(ivi_output, previous_active_app_id);
1049                 }
1050         } else if (surf->role == IVI_SURFACE_ROLE_POPUP) {
1051                 struct weston_view *view  = surf->view;
1052
1053                 weston_view_unmap(view);
1054                 surf->state = HIDDEN;
1055
1056                 weston_layer_entry_remove(&view->layer_link);
1057                 weston_view_geometry_dirty(view);
1058                 weston_surface_damage(view->surface);
1059         }
1060
1061       shell_send_app_state(ivi, app_id, AGL_SHELL_APP_STATE_DEACTIVATED);
1062 }