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/config-parser.h>
  34 #include <libweston/libweston.h>
  35 #include <libweston-desktop/libweston-desktop.h>
  36
  37 #include "agl-shell-desktop-server-protocol.h"
  38
  39 #define AGL_COMP_DEBUG
  40
  41 static const char *ivi_roles_as_string[] = {
  42         [IVI_SURFACE_ROLE_NONE]         = "NONE",
  43         [IVI_SURFACE_ROLE_BACKGROUND]   = "BACKGROUND",
  44         [IVI_SURFACE_ROLE_PANEL]        = "PANEL",
  45         [IVI_SURFACE_ROLE_DESKTOP]      = "DESKTOP",
  46         [IVI_SURFACE_ROLE_POPUP]        = "POPUP",
  47         [IVI_SURFACE_ROLE_SPLIT_H]      = "SPLIT_H",
  48         [IVI_SURFACE_ROLE_SPLIT_V]      = "SPLIT_V",
  49         [IVI_SURFACE_ROLE_FULLSCREEN]   = "FULLSCREEN",
  50         [IVI_SURFACE_ROLE_REMOTE]       = "REMOTE",
  51 };
  52
  53 const char *
  54 ivi_layout_get_surface_role_name(struct ivi_surface *surf)
  55 {
  56         if (surf->role < 0 || surf->role >= ARRAY_LENGTH(ivi_roles_as_string))
  57                 return " unknown surface role";
  58
  59         return ivi_roles_as_string[surf->role];
  60 }
  61
  62 static void
  63 ivi_background_init(struct ivi_compositor *ivi, struct ivi_output *output)
  64 {
  65         struct weston_output *woutput = output->output;
  66         struct ivi_surface *bg = output->background;
  67         struct weston_view *view;
  68
  69         if (!bg) {
  70                 weston_log("WARNING: Output does not have a background\n");
  71                 return;
  72         }
  73
  74         assert(bg->role == IVI_SURFACE_ROLE_BACKGROUND);
  75
  76         view = bg->view;
  77
  78         weston_view_set_output(view, woutput);
  79         weston_view_set_position(view, woutput->x, woutput->y);
  80
  81         weston_log("(background) position view %p, x %d, y %d, on output %s\n", view,
  82                         woutput->x, woutput->y, output->name);
  83
  84         view->is_mapped = true;
  85         view->surface->is_mapped = true;
  86
  87         weston_layer_entry_insert(&ivi->background.view_list, &view->layer_link);
  88 }
  89
  90 static void
  91 ivi_panel_init(struct ivi_compositor *ivi, struct ivi_output *output,
  92                struct ivi_surface *panel)
  93 {
  94         struct weston_output *woutput = output->output;
  95         struct weston_desktop_surface *dsurface;
  96         struct weston_view *view;
  97         struct weston_geometry geom;
  98         int x = woutput->x;
  99         int y = woutput->y;
 100
 101         if (!panel)
 102                 return;
 103
 104         assert(panel->role == IVI_SURFACE_ROLE_PANEL);
 105         dsurface = panel->dsurface;
 106         view = panel->view;
 107         geom = weston_desktop_surface_get_geometry(dsurface);
 108
 109         weston_log("(panel) geom.width %d, geom.height %d, geom.x %d, geom.y %d\n",
 110                         geom.width, geom.height, geom.x, geom.y);
 111
 112         switch (panel->panel.edge) {
 113         case AGL_SHELL_EDGE_TOP:
 114                 output->area.y += geom.height;
 115                 output->area.height -= geom.height;
 116                 break;
 117         case AGL_SHELL_EDGE_BOTTOM:
 118                 y += woutput->height - geom.height;
 119                 output->area.height -= geom.height;
 120                 break;
 121         case AGL_SHELL_EDGE_LEFT:
 122                 output->area.x += geom.width;
 123                 output->area.width -= geom.width;
 124                 break;
 125         case AGL_SHELL_EDGE_RIGHT:
 126                 x += woutput->width - geom.width;
 127                 output->area.width -= geom.width;
 128                 break;
 129         }
 130
 131         x -= geom.x;
 132         y -= geom.y;
 133
 134         weston_view_set_output(view, woutput);
 135         weston_view_set_position(view, x, y);
 136
 137         weston_log("(panel) edge %d position view %p, x %d, y %d\n",
 138                         panel->panel.edge, view, x, y);
 139
 140         view->is_mapped = true;
 141         view->surface->is_mapped = true;
 142
 143         weston_log("panel type %d inited on output %s\n", panel->panel.edge,
 144                         output->name);
 145
 146         weston_layer_entry_insert(&ivi->panel.view_list, &view->layer_link);
 147 }
 148
 149 /*
 150  * Initializes all static parts of the layout, i.e. the background and panels.
 151  */
 152 void
 153 ivi_layout_init(struct ivi_compositor *ivi, struct ivi_output *output)
 154 {
 155         bool use_default_area = true;
 156         struct weston_config_section *section = output->config;
 157         char *t;
 158
 159         weston_config_section_get_string(section, "activation-area", &t, NULL);
 160         if (t) {
 161                 if (output->area_activation.width == 0 &&
 162                     output->area_activation.height == 0 &&
 163                     output->area_activation.x == 0 &&
 164                     output->area_activation.y == 0) {
 165                         weston_log("WARNING: activation-area set in "
 166                                         "configuration file, but yet applied!\n");
 167                         if (parse_activation_area(t, output) < 0)
 168                                 weston_log("Invalid activation-area \"%s\" for output %s\n",
 169                                            t, output->name);
 170                 }
 171         }
 172         free(t);
 173
 174         ivi_background_init(ivi, output);
 175
 176         if (output->area_activation.width ||
 177             output->area_activation.height ||
 178             output->area_activation.x ||
 179             output->area_activation.y) {
 180                 /* Sanity check target area is within output bounds */
 181                 if ((output->area_activation.x + output->area_activation.width) < output->output->width ||
 182                     (output->area_activation.y + output->area_activation.height) < output->output->height) {
 183                         weston_log("Using specified area for output %s, ignoring panels\n",
 184                                    output->name);
 185                         output->area.x = output->area_activation.x;
 186                         output->area.y = output->area_activation.y;
 187                         output->area.width = output->area_activation.width;
 188                         output->area.height = output->area_activation.height;
 189                         use_default_area = false;
 190                 } else {
 191                         weston_log("Invalid activation-area position for output %s, ignoring\n",
 192                                    output->name);
 193                 }
 194         }
 195         if (use_default_area) {
 196                 output->area.x = 0;
 197                 output->area.y = 0;
 198                 output->area.width = output->output->width;
 199                 output->area.height = output->output->height;
 200
 201                 ivi_panel_init(ivi, output, output->top);
 202                 ivi_panel_init(ivi, output, output->bottom);
 203                 ivi_panel_init(ivi, output, output->left);
 204                 ivi_panel_init(ivi, output, output->right);
 205         }
 206
 207         weston_compositor_schedule_repaint(ivi->compositor);
 208
 209         weston_log("Usable area: %dx%d+%d,%d\n",
 210                    output->area.width, output->area.height,
 211                    output->area.x, output->area.y);
 212 }
 213
 214 struct ivi_surface *
 215 ivi_find_app(struct ivi_compositor *ivi, const char *app_id)
 216 {
 217         struct ivi_surface *surf;
 218         const char *id;
 219
 220         wl_list_for_each(surf, &ivi->surfaces, link) {
 221                 id = weston_desktop_surface_get_app_id(surf->dsurface);
 222                 if (id && strcmp(app_id, id) == 0)
 223                         return surf;
 224         }
 225
 226         return NULL;
 227 }
 228
 229 static void
 230 ivi_layout_activate_complete(struct ivi_output *output,
 231                              struct ivi_surface *surf)
 232 {
 233         struct ivi_compositor *ivi = output->ivi;
 234         struct weston_output *woutput = output->output;
 235         struct weston_view *view = surf->view;
 236         struct weston_seat *wseat = get_ivi_shell_weston_first_seat(ivi);
 237         struct ivi_shell_seat *ivi_seat = get_ivi_shell_seat(wseat);
 238         const char *app_id = weston_desktop_surface_get_app_id(surf->dsurface);
 239
 240         if (weston_view_is_mapped(view)) {
 241                 weston_layer_entry_remove(&view->layer_link);
 242         } else {
 243                 weston_view_update_transform(view);
 244         }
 245
 246         if (output_has_black_curtain(output)) {
 247                 if (!output->background) {
 248                         weston_log("Found that we have no background surface "
 249                                     "for output %s. Using black curtain as background\n",
 250                                     output->output->name);
 251
 252                         struct weston_view *ev =
 253                                 output->fullscreen_view.fs->view;
 254
 255                         /* use the black curtain as background when we have
 256                          * none added by the shell client. */
 257                         weston_layer_entry_remove(&ev->layer_link);
 258                         weston_layer_entry_insert(&ivi->normal.view_list,
 259                                                   &ev->layer_link);
 260                         weston_view_geometry_dirty(ev);
 261                         weston_surface_damage(ev->surface);
 262                 } else {
 263                         remove_black_curtain(output);
 264                 }
 265         }
 266
 267
 268         weston_view_set_output(view, woutput);
 269
 270         if (surf->role != IVI_SURFACE_ROLE_BACKGROUND)
 271                 weston_view_set_position(view,
 272                                          woutput->x + output->area.x,
 273                                          woutput->y + output->area.y);
 274
 275         view->is_mapped = true;
 276         surf->mapped = true;
 277         view->surface->is_mapped = true;
 278
 279         /* handle a movement from one output to another */
 280         if (surf->current_completed_output &&
 281             surf->current_completed_output != output) {
 282
 283                 /* we're migrating the same surface but to another output */
 284                 if (surf->current_completed_output->active == surf) {
 285                         struct weston_view *ev =
 286                                 surf->current_completed_output->active->view;
 287
 288                         weston_layer_entry_remove(&ev->layer_link);
 289                         surf->current_completed_output->previous_active =
 290                                 surf->current_completed_output->active;
 291                         surf->current_completed_output->active = NULL;
 292
 293                         /* damage all possible outputs to avoid stale views */
 294                         weston_compositor_damage_all(ivi->compositor);
 295                 }
 296         }
 297
 298         if (output->active) {
 299                 /* keep the background surface mapped at all times */
 300                 if (output->active->role != IVI_SURFACE_ROLE_BACKGROUND) {
 301                         output->active->view->is_mapped = false;
 302                         output->active->view->surface->is_mapped = false;
 303
 304                         weston_layer_entry_remove(&output->active->view->layer_link);
 305                 }
 306         }
 307         output->previous_active = output->active;
 308         output->active = surf;
 309         surf->current_completed_output = output;
 310
 311         weston_layer_entry_insert(&ivi->normal.view_list, &view->layer_link);
 312         weston_view_geometry_dirty(view);
 313         weston_surface_damage(view->surface);
 314
 315         if (ivi_seat)
 316                 ivi_shell_activate_surface(surf, ivi_seat, WESTON_ACTIVATE_FLAG_NONE);
 317
 318         /*
 319          * the 'remote' role now makes use of this part so make sure we don't
 320          * trip the enum such that we might end up with a modified output for
 321          * 'remote' role
 322          */
 323         if (surf->role == IVI_SURFACE_ROLE_DESKTOP) {
 324                 if (surf->desktop.pending_output)
 325                         surf->desktop.last_output = surf->desktop.pending_output;
 326                 surf->desktop.pending_output = NULL;
 327         }
 328
 329         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 330                         app_id,
 331                         ivi_layout_get_surface_role_name(surf), output->name);
 332
 333         shell_send_app_state(ivi, app_id, AGL_SHELL_APP_STATE_ACTIVATED);
 334 }
 335
 336 static bool
 337 ivi_layout_find_output_with_app_id(const char *app_id, struct ivi_output *output)
 338 {
 339         char *cur;
 340         size_t app_id_len;
 341
 342         cur = output->app_ids;
 343         app_id_len = strlen(app_id);
 344
 345         while ((cur = strstr(cur, app_id))) {
 346                 if ((cur[app_id_len] == ',' || cur[app_id_len] == '\0') &&
 347                     (cur == output->app_ids || cur[-1] == ','))
 348                         return true;
 349                 cur++;
 350         }
 351
 352         return false;
 353 }
 354
 355 struct ivi_output *
 356 ivi_layout_find_with_app_id(const char *app_id, struct ivi_compositor *ivi)
 357 {
 358         struct ivi_output *out;
 359
 360         if (!app_id)
 361                 return NULL;
 362
 363         wl_list_for_each(out, &ivi->outputs, link) {
 364                 if (!out->app_ids)
 365                         continue;
 366
 367                 if (ivi_layout_find_output_with_app_id(app_id, out))
 368                         return out;
 369         }
 370         return NULL;
 371 }
 372
 373 struct ivi_output *
 374 ivi_layout_find_bg_output(struct ivi_compositor *ivi)
 375 {
 376         struct ivi_output *out;
 377
 378         wl_list_for_each(out, &ivi->outputs, link) {
 379                 if (out->background &&
 380                     out->background->role == IVI_SURFACE_ROLE_BACKGROUND)
 381                         return out;
 382         }
 383
 384         return NULL;
 385 }
 386
 387
 388 static void
 389 ivi_layout_add_to_hidden_layer(struct ivi_surface *surf,
 390                                struct ivi_output *ivi_output)
 391 {
 392         struct weston_desktop_surface *dsurf = surf->dsurface;
 393         struct weston_view *ev = surf->view;
 394         struct ivi_compositor *ivi = surf->ivi;
 395         const char *app_id = weston_desktop_surface_get_app_id(dsurf);
 396
 397         /*
 398          * If the view isn't mapped, we put it onto the hidden layer so it will
 399          * start receiving frame events, and will be able to act on our
 400          * configure event.
 401          */
 402         if (!weston_view_is_mapped(ev)) {
 403                 ev->is_mapped = true;
 404                 ev->surface->is_mapped = true;
 405
 406                 weston_desktop_surface_set_maximized(dsurf, true);
 407                 weston_desktop_surface_set_size(dsurf,
 408                                                 ivi_output->area.width,
 409                                                 ivi_output->area.height);
 410
 411                 weston_log("Setting app_id %s, role %s, set to maximized (%dx%d)\n",
 412                            app_id, ivi_layout_get_surface_role_name(surf),
 413                            ivi_output->area.width, ivi_output->area.height);
 414
 415                 surf->hidden_layer_output = ivi_output;
 416                 weston_view_set_output(ev, ivi_output->output);
 417                 weston_layer_entry_insert(&ivi->hidden.view_list, &ev->layer_link);
 418                 weston_log("Placed app_id %s, type %s in hidden layer on output %s\n",
 419                                 app_id, ivi_layout_get_surface_role_name(surf),
 420                                 ivi_output->output->name);
 421
 422                 weston_compositor_schedule_repaint(ivi->compositor);
 423                 return;
 424         }
 425
 426         /* we might have another output to activate */
 427         if (surf->hidden_layer_output &&
 428             surf->hidden_layer_output != ivi_output) {
 429                 weston_layer_entry_remove(&ev->layer_link);
 430                 weston_view_geometry_dirty(ev);
 431                 weston_surface_damage(ev->surface);
 432
 433                 if (ivi_output->area.width != surf->hidden_layer_output->area.width ||
 434                     ivi_output->area.height != surf->hidden_layer_output->area.height) {
 435                         weston_desktop_surface_set_maximized(dsurf, true);
 436                         weston_desktop_surface_set_size(dsurf,
 437                                                         ivi_output->area.width,
 438                                                         ivi_output->area.height);
 439                 }
 440
 441                 weston_log("Setting app_id %s, role %s, set to maximized (%dx%d)\n",
 442                                 app_id, ivi_layout_get_surface_role_name(surf),
 443                                 ivi_output->area.width, ivi_output->area.height);
 444
 445                 surf->hidden_layer_output = ivi_output;
 446                 weston_view_set_output(ev, ivi_output->output);
 447                 weston_layer_entry_insert(&ivi->hidden.view_list, &ev->layer_link);
 448                 weston_log("Placed app_id %s, type %s in hidden layer on output %s\n",
 449                                 app_id, ivi_layout_get_surface_role_name(surf),
 450                                 ivi_output->output->name);
 451         }
 452
 453         weston_compositor_schedule_repaint(ivi->compositor);
 454 }
 455
 456 void
 457 ivi_layout_desktop_committed(struct ivi_surface *surf)
 458 {
 459         struct weston_desktop_surface *dsurf = surf->dsurface;
 460         struct weston_geometry geom = weston_desktop_surface_get_geometry(dsurf);
 461         struct ivi_policy *policy = surf->ivi->policy;
 462         struct ivi_output *output;
 463         const char *app_id = weston_desktop_surface_get_app_id(dsurf);
 464
 465         assert(surf->role == IVI_SURFACE_ROLE_DESKTOP ||
 466                surf->role == IVI_SURFACE_ROLE_REMOTE);
 467
 468         /*
 469          * we can't make use here of the ivi_layout_get_output_from_surface()
 470          * due to the fact that we'll always land here when a surface performs
 471          * a commit and pending_output will not bet set. This works in tandem
 472          * with 'mapped' at this point to avoid tripping over
 473          * to a surface that continuously updates its content
 474          */
 475         if (surf->role == IVI_SURFACE_ROLE_DESKTOP)
 476                 output = surf->desktop.pending_output;
 477         else
 478                 output = surf->remote.output;
 479
 480         if (surf->role == IVI_SURFACE_ROLE_DESKTOP && !output) {
 481                 struct ivi_output *r_output;
 482
 483                 if (policy && policy->api.surface_activate_by_default &&
 484                     !policy->api.surface_activate_by_default(surf, surf->ivi))
 485                         return;
 486
 487                 /* we can only activate it again by using the protocol */
 488                 if (surf->mapped)
 489                         return;
 490
 491                 /* check first if there aren't any outputs being set */
 492                 r_output = ivi_layout_find_with_app_id(app_id, surf->ivi);
 493
 494                 if (r_output) {
 495                         struct weston_view *view = r_output->fullscreen_view.fs->view;
 496                         if (view->is_mapped || view->surface->is_mapped)
 497                                 remove_black_curtain(r_output);
 498                 }
 499
 500
 501                 /* try finding an output with a background and use that */
 502                 if (!r_output)
 503                         r_output = ivi_layout_find_bg_output(surf->ivi);
 504
 505                 /* if we couldn't still find an output by this point, there's
 506                  * something wrong so we abort with a protocol error */
 507                 if (!r_output) {
 508                         wl_resource_post_error(surf->ivi->shell_client.resource,
 509                                                AGL_SHELL_ERROR_INVALID_ARGUMENT,
 510                                                "No valid output found to activate surface by default");
 511                         return;
 512                 }
 513
 514                 if (!surf->ivi->activate_by_default) {
 515                         weston_log("Refusing to activate surface role %d, app_id %s\n",
 516                                         surf->role, app_id);
 517
 518                         if (!weston_desktop_surface_get_maximized(dsurf) ||
 519                             geom.width != r_output->area.width ||
 520                             geom.height != r_output->area.height)
 521                                 ivi_layout_add_to_hidden_layer(surf, r_output);
 522
 523                         return;
 524                 }
 525
 526                 /* use the output of the bg to activate the app on start-up by
 527                  * default */
 528                 if (surf->view && r_output) {
 529                         if (app_id && r_output) {
 530                                 weston_log("Surface with app_id %s, role %s activating by default\n",
 531                                         weston_desktop_surface_get_app_id(surf->dsurface),
 532                                         ivi_layout_get_surface_role_name(surf));
 533                                 ivi_layout_activate(r_output, app_id);
 534                         } else if (!app_id) {
 535                                 /*
 536                                  * applications not setting an app_id, or
 537                                  * setting an app_id but at a later point in
 538                                  * time, might fall-back here so give them a
 539                                  * chance to receive the configure event and
 540                                  * act upon it
 541                                  */
 542                                 weston_log("Surface no app_id, role %s activating by default\n",
 543                                         ivi_layout_get_surface_role_name(surf));
 544                                 ivi_layout_activate_by_surf(r_output, surf);
 545                         }
 546                 }
 547
 548                 return;
 549         }
 550
 551         if (surf->role == IVI_SURFACE_ROLE_REMOTE && output) {
 552                 if (policy && policy->api.surface_activate_by_default &&
 553                     !policy->api.surface_activate_by_default(surf, surf->ivi))
 554                         return;
 555
 556                 /* we can only activate it again by using the protocol, but
 557                  * additionally the output is not reset when
 558                  * ivi_layout_activate_complete() terminates so we use the
 559                  * current active surface to avoid hitting this again and again
 560                  * */
 561                 if (surf->mapped && output->active == surf)
 562                         return;
 563
 564                 if (app_id) {
 565                         weston_log("Surface with app_id %s, role %s activating "
 566                                    "by default on output %s\n",
 567                                    weston_desktop_surface_get_app_id(surf->dsurface),
 568                                    ivi_layout_get_surface_role_name(surf),
 569                                    output->output->name);
 570                         ivi_layout_activate(output, app_id);
 571                 }
 572                 return;
 573         }
 574
 575         if (!weston_desktop_surface_get_maximized(dsurf) ||
 576             geom.width != output->area.width ||
 577             geom.height != output->area.height)
 578                 return;
 579
 580         ivi_layout_activate_complete(output, surf);
 581 }
 582
 583 void
 584 ivi_layout_fullscreen_committed(struct ivi_surface *surface)
 585 {
 586         struct ivi_compositor *ivi = surface->ivi;
 587         struct ivi_policy *policy = ivi->policy;
 588
 589         struct weston_desktop_surface *dsurface = surface->dsurface;
 590         struct weston_surface *wsurface =
 591                 weston_desktop_surface_get_surface(dsurface);
 592         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 593
 594         struct ivi_output *output = surface->split.output;
 595         struct weston_output *woutput = output->output;
 596         struct ivi_output *bg_output = ivi_layout_find_bg_output(ivi);
 597
 598         struct weston_view *view = surface->view;
 599         struct weston_geometry geom =
 600                 weston_desktop_surface_get_geometry(dsurface);
 601
 602         struct weston_seat *wseat = get_ivi_shell_weston_first_seat(ivi);
 603         struct ivi_shell_seat *ivi_seat = get_ivi_shell_seat(wseat);
 604
 605         bool is_fullscreen = weston_desktop_surface_get_fullscreen(dsurface);
 606         bool is_dim_same =
 607                 geom.width == bg_output->output->width &&
 608                 geom.height == bg_output->output->height;
 609
 610         if (policy && policy->api.surface_activate_by_default &&
 611             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 612             !surface->mapped)
 613                 return;
 614
 615         assert(surface->role == IVI_SURFACE_ROLE_FULLSCREEN);
 616
 617         if (weston_view_is_mapped(view))
 618                 return;
 619
 620         /* if we still get here but we haven't resized so far, send configure
 621          * events to do so */
 622         if (surface->state != RESIZING && (!is_fullscreen || !is_dim_same)) {
 623                 struct ivi_output *bg_output =
 624                         ivi_layout_find_bg_output(surface->ivi);
 625
 626                 weston_log("Placing fullscreen app_id %s, type %s in hidden layer\n",
 627                                 app_id, ivi_layout_get_surface_role_name(surface));
 628                 weston_desktop_surface_set_fullscreen(dsurface, true);
 629                 weston_desktop_surface_set_size(dsurface,
 630                                                 bg_output->output->width,
 631                                                 bg_output->output->height);
 632
 633                 surface->state = RESIZING;
 634                 weston_view_set_output(view, output->output);
 635                 weston_layer_entry_insert(&ivi->hidden.view_list, &view->layer_link);
 636                 return;
 637         }
 638
 639         /* eventually, we would set the surface fullscreen, but the client
 640          * hasn't resized correctly by this point, so terminate connection */
 641         if (surface->state == RESIZING && is_fullscreen && !is_dim_same) {
 642                 struct weston_desktop_client *desktop_client =
 643                         weston_desktop_surface_get_client(dsurface);
 644                 struct wl_client *client =
 645                         weston_desktop_client_get_client(desktop_client);
 646                 wl_client_post_implementation_error(client,
 647                                 "can not display surface due to invalid geometry."
 648                                 " Client should perform a geometry resize!");
 649                 return;
 650         }
 651
 652         /* this implies we resized correctly */
 653         if (!weston_view_is_mapped(view)) {
 654                 weston_layer_entry_remove(&view->layer_link);
 655
 656                 weston_view_set_output(view, woutput);
 657                 weston_view_set_position(view, woutput->x, woutput->y);
 658                 weston_layer_entry_insert(&ivi->fullscreen.view_list, &view->layer_link);
 659
 660                 wsurface->is_mapped = true;
 661                 surface->view->is_mapped = true;
 662                 surface->state = FULLSCREEN;
 663
 664                 weston_view_geometry_dirty(view);
 665                 weston_surface_damage(view->surface);
 666
 667                 if (ivi_seat)
 668                         ivi_shell_activate_surface(surface, ivi_seat, WESTON_ACTIVATE_FLAG_NONE);
 669
 670                 shell_advertise_app_state(ivi, app_id,
 671                                 NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 672
 673                 weston_log("Activation completed for app_id %s, role %s, "
 674                            "output %s\n", app_id,
 675                            ivi_layout_get_surface_role_name(surface),
 676                            output->name);
 677
 678         }
 679 }
 680
 681 void
 682 ivi_layout_desktop_resize(struct ivi_surface *surface,
 683                           struct weston_geometry area)
 684 {
 685         struct weston_desktop_surface *dsurf = surface->dsurface;
 686         struct weston_view *view = surface->view;
 687
 688         int x = area.x;
 689         int y = area.y;
 690         int width = area.width;
 691         int height = area.height;
 692
 693         weston_desktop_surface_set_size(dsurf,
 694                                         width, height);
 695
 696         weston_view_set_position(view, x, y);
 697
 698         weston_view_geometry_dirty(view);
 699         weston_surface_damage(view->surface);
 700 }
 701
 702 void
 703 ivi_layout_split_committed(struct ivi_surface *surface)
 704 {
 705         struct ivi_compositor *ivi = surface->ivi;
 706         struct ivi_policy *policy = ivi->policy;
 707
 708         struct weston_desktop_surface *dsurface = surface->dsurface;
 709         struct weston_surface *wsurface =
 710                 weston_desktop_surface_get_surface(dsurface);
 711         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 712
 713         struct ivi_output *output = surface->split.output;
 714         struct weston_output *woutput = output->output;
 715
 716         struct weston_seat *wseat = get_ivi_shell_weston_first_seat(ivi);
 717         struct ivi_shell_seat *ivi_seat = get_ivi_shell_seat(wseat);
 718
 719         struct weston_view *view = surface->view;
 720         struct weston_geometry geom;
 721
 722         int x, y;
 723         int width, height;
 724
 725         x = woutput->x;
 726         y = woutput->y;
 727
 728         if (policy && policy->api.surface_activate_by_default &&
 729             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 730             !surface->mapped)
 731                 return;
 732
 733         if (surface->view->is_mapped)
 734                 return;
 735
 736         geom = weston_desktop_surface_get_geometry(dsurface);
 737
 738         assert(surface->role == IVI_SURFACE_ROLE_SPLIT_H ||
 739                surface->role == IVI_SURFACE_ROLE_SPLIT_V);
 740
 741         /* save the previous area in order to recover it back when if this kind
 742          * of surface is being destroyed/removed */
 743         output->area_saved = output->area;
 744
 745         switch (surface->role) {
 746         case IVI_SURFACE_ROLE_SPLIT_V:
 747                 geom.width = (output->area.width / 2);
 748
 749                 x += woutput->width - geom.width;
 750                 output->area.width -= geom.width;
 751
 752                 width = woutput->width - x;
 753                 height = output->area.height;
 754                 y = output->area.y;
 755
 756                 break;
 757         case IVI_SURFACE_ROLE_SPLIT_H:
 758                 geom.height = (output->area.height / 2);
 759
 760                 y = output->area.y;
 761                 output->area.y += geom.height;
 762                 output->area.height -= geom.height;
 763
 764                 width = output->area.width;
 765                 height = output->area.height;
 766
 767                 x = output->area.x;
 768
 769                 break;
 770         default:
 771                 assert(!"Invalid split orientation\n");
 772         }
 773
 774         weston_desktop_surface_set_size(dsurface,
 775                                         width, height);
 776
 777         /* resize the active surface first, output->area already contains
 778          * correct area to resize to */
 779         if (output->active)
 780                 ivi_layout_desktop_resize(output->active, output->area);
 781
 782         weston_view_set_output(view, woutput);
 783         weston_view_set_position(view, x, y);
 784         weston_layer_entry_insert(&ivi->normal.view_list, &view->layer_link);
 785
 786         weston_view_geometry_dirty(view);
 787         weston_surface_damage(view->surface);
 788
 789         if (ivi_seat)
 790                 ivi_shell_activate_surface(surface, ivi_seat, WESTON_ACTIVATE_FLAG_NONE);
 791
 792         wsurface->is_mapped = true;
 793         surface->view->is_mapped = true;
 794
 795         shell_advertise_app_state(ivi, app_id,
 796                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 797
 798         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 799                         app_id, ivi_layout_get_surface_role_name(surface), output->name);
 800 }
 801
 802 static void
 803 ivi_compute_popup_position(const struct weston_output *output, struct weston_view *view,
 804                            int initial_x, int initial_y, int *new_x, int *new_y)
 805 {
 806         *new_x = output->x + initial_x;
 807         *new_y = output->y + initial_y;
 808 }
 809
 810
 811 void
 812 ivi_layout_popup_committed(struct ivi_surface *surface)
 813 {
 814         struct ivi_compositor *ivi = surface->ivi;
 815         struct ivi_policy *policy = ivi->policy;
 816
 817         struct weston_desktop_surface *dsurface = surface->dsurface;
 818         struct weston_surface *wsurface =
 819                 weston_desktop_surface_get_surface(dsurface);
 820         const char *app_id = weston_desktop_surface_get_app_id(dsurface);
 821
 822         int new_x, new_y;
 823
 824         struct ivi_output *output = surface->popup.output;
 825         struct weston_output *woutput = output->output;
 826
 827         struct weston_seat *wseat = get_ivi_shell_weston_first_seat(ivi);
 828         struct ivi_shell_seat *ivi_seat = get_ivi_shell_seat(wseat);
 829
 830         struct weston_view *view = surface->view;
 831
 832         if (policy && policy->api.surface_activate_by_default &&
 833             !policy->api.surface_activate_by_default(surface, surface->ivi) &&
 834             !surface->mapped)
 835                 return;
 836
 837         if (surface->view->is_mapped || surface->state == HIDDEN)
 838                 return;
 839
 840         assert(surface->role == IVI_SURFACE_ROLE_POPUP);
 841
 842         weston_view_set_output(view, woutput);
 843
 844         ivi_compute_popup_position(woutput, view,
 845                                    surface->popup.x, surface->popup.y, &new_x, &new_y);
 846         weston_view_set_position(view, new_x, new_y);
 847         weston_view_update_transform(view);
 848
 849         /* only clip the pop-up dialog window if we have a valid
 850          * width and height being passed on. Users might not want to have one
 851          * set-up so only enfore it is really passed on. */
 852         if (surface->popup.bb.width > 0 && surface->popup.bb.height > 0)
 853                 weston_view_set_mask(view, surface->popup.bb.x, surface->popup.bb.y,
 854                                      surface->popup.bb.width, surface->popup.bb.height);
 855
 856         weston_layer_entry_insert(&ivi->popup.view_list, &view->layer_link);
 857
 858         weston_view_geometry_dirty(view);
 859         weston_surface_damage(view->surface);
 860
 861         if (ivi_seat)
 862                 ivi_shell_activate_surface(surface, ivi_seat, WESTON_ACTIVATE_FLAG_NONE);
 863
 864         wsurface->is_mapped = true;
 865         surface->view->is_mapped = true;
 866
 867         shell_advertise_app_state(ivi, app_id,
 868                                   NULL, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
 869
 870         weston_log("Activation completed for app_id %s, role %s, output %s\n",
 871                         app_id, ivi_layout_get_surface_role_name(surface), output->name);
 872 }
 873
 874 static void
 875 ivi_layout_popup_re_add(struct ivi_surface *surface)
 876 {
 877         assert(surface->role == IVI_SURFACE_ROLE_POPUP);
 878         struct weston_view *view = surface->view;
 879
 880         if (weston_view_is_mapped(view)) {
 881                 struct weston_desktop_surface *dsurface = surface->dsurface;
 882                 struct weston_surface *wsurface =
 883                         weston_desktop_surface_get_surface(dsurface);
 884
 885                 weston_layer_entry_remove(&view->layer_link);
 886
 887                 wsurface->is_mapped = false;
 888                 view->is_mapped = false;
 889         }
 890
 891         /* reset the activate by default in order to (still) allow the surface
 892          * to be activaved using the request */
 893         if (!surface->mapped)
 894                 surface->mapped = true;
 895
 896         surface->state = NORMAL;
 897         ivi_layout_popup_committed(surface);
 898 }
 899
 900 static bool
 901 ivi_layout_surface_is_split_or_fullscreen(struct ivi_surface *surf)
 902 {
 903         struct ivi_compositor *ivi = surf->ivi;
 904         struct ivi_surface *is;
 905
 906         if (surf->role != IVI_SURFACE_ROLE_SPLIT_H &&
 907             surf->role != IVI_SURFACE_ROLE_SPLIT_V &&
 908             surf->role != IVI_SURFACE_ROLE_FULLSCREEN)
 909                 return false;
 910
 911         /* reset the activate by default in order to (still) allow the surface
 912          * to be activaved using the request */
 913         if (!surf->mapped)
 914                 surf->mapped = true;
 915
 916         wl_list_for_each(is, &ivi->surfaces, link)
 917                 if (is == surf)
 918                         return true;
 919
 920         return false;
 921 }
 922
 923 void
 924 ivi_layout_activate_by_surf(struct ivi_output *output, struct ivi_surface *surf)
 925 {
 926         struct ivi_compositor *ivi = output->ivi;
 927         struct weston_desktop_surface *dsurf;
 928         struct weston_geometry geom;
 929         struct ivi_policy *policy = output->ivi->policy;
 930
 931         dsurf = surf->dsurface;
 932
 933         const char *app_id = weston_desktop_surface_get_app_id(dsurf);
 934
 935         if (!surf)
 936                 return;
 937
 938         if (policy && policy->api.surface_activate &&
 939             !policy->api.surface_activate(surf, surf->ivi)) {
 940                 return;
 941         }
 942
 943 #ifdef AGL_COMP_DEBUG
 944         weston_log("Activating app_id %s, type %s, on output %s\n", app_id,
 945                         ivi_layout_get_surface_role_name(surf), output->output->name);
 946 #endif
 947
 948         if (surf->role == IVI_SURFACE_ROLE_POPUP) {
 949                 ivi_layout_popup_re_add(surf);
 950                 return;
 951         }
 952
 953         /* do not 're'-activate surfaces that are split or active */
 954         if (surf == output->active ||
 955             ivi_layout_surface_is_split_or_fullscreen(surf)) {
 956                 weston_log("Application %s is already active on output %s\n",
 957                                 app_id, output->output->name);
 958                 return;
 959         }
 960
 961         if (surf->role == IVI_SURFACE_ROLE_REMOTE) {
 962                 struct ivi_output *remote_output =
 963                         ivi_layout_find_with_app_id(app_id, ivi);
 964
 965                 weston_log("Changed activation for app_id %s, type %s, on output %s\n", app_id,
 966                                 ivi_layout_get_surface_role_name(surf), output->output->name);
 967
 968                 /* if already active on a remote output do not
 969                  * attempt to activate it again */
 970                 if (remote_output && remote_output->active == surf)
 971                         return;
 972         }
 973
 974
 975         geom = weston_desktop_surface_get_geometry(dsurf);
 976
 977         if (surf->role == IVI_SURFACE_ROLE_DESKTOP)
 978                 surf->desktop.pending_output = output;
 979         if (weston_desktop_surface_get_maximized(dsurf) &&
 980             geom.width == output->area.width &&
 981             geom.height == output->area.height) {
 982                 ivi_layout_activate_complete(output, surf);
 983                 return;
 984         }
 985
 986         /* the background surface is already "maximized" so we don't need to
 987          * add to the hidden layer */
 988         if (surf->role == IVI_SURFACE_ROLE_BACKGROUND) {
 989                 ivi_layout_activate_complete(output, surf);
 990                 return;
 991         }
 992
 993         ivi_layout_add_to_hidden_layer(surf, output);
 994 }
 995
 996 void
 997 ivi_layout_activate(struct ivi_output *output, const char *app_id)
 998 {
 999         struct ivi_surface *surf;
1000         struct ivi_compositor *ivi = output->ivi;
1001
1002         if (!app_id)
1003                 return;
1004
1005         surf = ivi_find_app(ivi, app_id);
1006         if (!surf)
1007                 return;
1008
1009         ivi_layout_activate_by_surf(output, surf);
1010 }
1011
1012 struct ivi_output *
1013 ivi_layout_get_output_from_surface(struct ivi_surface *surf)
1014 {
1015         struct ivi_output *ivi_output = NULL;
1016
1017         switch (surf->role) {
1018         case IVI_SURFACE_ROLE_DESKTOP:
1019                 if (surf->desktop.pending_output)
1020                         ivi_output = surf->desktop.pending_output;
1021                 else
1022                         ivi_output = surf->desktop.last_output;
1023                 break;
1024         case IVI_SURFACE_ROLE_POPUP:
1025                 ivi_output = surf->popup.output;
1026                 break;
1027         case IVI_SURFACE_ROLE_BACKGROUND:
1028                 ivi_output = surf->bg.output;
1029                 break;
1030         case IVI_SURFACE_ROLE_PANEL:
1031                 ivi_output = surf->panel.output;
1032                 break;
1033         case IVI_SURFACE_ROLE_FULLSCREEN:
1034                 ivi_output = surf->fullscreen.output;
1035                 break;
1036         case IVI_SURFACE_ROLE_SPLIT_H:
1037         case IVI_SURFACE_ROLE_SPLIT_V:
1038                 ivi_output = surf->split.output;
1039                 break;
1040         case IVI_SURFACE_ROLE_REMOTE:
1041                 ivi_output = surf->remote.output;
1042                 break;
1043         case IVI_SURFACE_ROLE_NONE:
1044         default:
1045                 break;
1046         }
1047
1048         return ivi_output;
1049 }
1050
1051 void
1052 ivi_layout_deactivate(struct ivi_compositor *ivi, const char *app_id)
1053 {
1054         struct ivi_surface *surf;
1055         struct ivi_output *ivi_output;
1056         struct ivi_policy *policy = ivi->policy;
1057
1058         if (!app_id)
1059                 return;
1060
1061         surf = ivi_find_app(ivi, app_id);
1062         if (!surf)
1063                 return;
1064
1065         if (policy && policy->api.surface_deactivate &&
1066             !policy->api.surface_deactivate(surf, surf->ivi)) {
1067                 return;
1068         }
1069
1070         ivi_output = ivi_layout_get_output_from_surface(surf);
1071         weston_log("Deactiving %s, role %s\n", app_id,
1072                         ivi_layout_get_surface_role_name(surf));
1073
1074         if (surf->role == IVI_SURFACE_ROLE_DESKTOP) {
1075                 struct ivi_surface *previous_active;
1076
1077                 previous_active = ivi_output->previous_active;
1078                 if (!previous_active) {
1079                         /* we don't have a previous active it means we should
1080                          * display the bg */
1081                         if (ivi_output->active) {
1082                                 struct weston_view *view;
1083
1084                                 view = ivi_output->active->view;
1085                                 view->is_mapped = false;
1086                                 view->surface->is_mapped = false;
1087
1088                                 weston_layer_entry_remove(&view->layer_link);
1089                                 weston_view_geometry_dirty(view);
1090                                 weston_surface_damage(view->surface);
1091                                 ivi_output->active = NULL;
1092                         }
1093                 } else {
1094                         struct weston_desktop_surface *dsurface;
1095                         const char *previous_active_app_id;
1096
1097                         dsurface = previous_active->dsurface;
1098                         previous_active_app_id =
1099                                 weston_desktop_surface_get_app_id(dsurface);
1100                         ivi_layout_activate(ivi_output, previous_active_app_id);
1101                 }
1102         } else if (surf->role == IVI_SURFACE_ROLE_POPUP) {
1103                 struct weston_view *view  = surf->view;
1104
1105                 weston_view_unmap(view);
1106                 surf->state = HIDDEN;
1107
1108                 weston_layer_entry_remove(&view->layer_link);
1109                 weston_view_geometry_dirty(view);
1110                 weston_surface_damage(view->surface);
1111         }
1112
1113       shell_send_app_state(ivi, app_id, AGL_SHELL_APP_STATE_DEACTIVATED);
1114 }