+static void
+_ivi_set_pending_desktop_surface_split(struct wl_resource *output,
+ const char *app_id, uint32_t orientation)
+{
+ weston_log("%s() added split surface for app_id '%s' with "
+ "orientation %d to pending\n", __func__, app_id, orientation);
+
+ struct weston_head *head = weston_head_from_resource(output);
+ struct weston_output *woutput = weston_head_get_output(head);
+ struct ivi_output *ivi_output = to_ivi_output(woutput);
+
+ struct pending_app_tile *app_tile = zalloc(sizeof(*app_tile));
+
+ app_tile->base.app_id = strdup(app_id);
+ app_tile->base.ioutput = ivi_output;
+ app_tile->base.role = IVI_SURFACE_ROLE_TILE;
+
+ app_tile->orientation = orientation;
+ wl_list_insert(&ivi_output->ivi->pending_apps, &app_tile->base.link);
+}
+
+
+static uint32_t
+reverse_orientation(uint32_t orientation)
+{
+
+ switch (orientation) {
+ case AGL_SHELL_TILE_ORIENTATION_LEFT:
+ return AGL_SHELL_TILE_ORIENTATION_RIGHT;
+ break;
+ case AGL_SHELL_TILE_ORIENTATION_RIGHT:
+ return AGL_SHELL_TILE_ORIENTATION_LEFT;
+ break;
+ case AGL_SHELL_TILE_ORIENTATION_TOP:
+ return AGL_SHELL_TILE_ORIENTATION_BOTTOM;
+ break;
+ case AGL_SHELL_TILE_ORIENTATION_BOTTOM:
+ return AGL_SHELL_TILE_ORIENTATION_TOP;
+ break;
+ default:
+ return AGL_SHELL_TILE_ORIENTATION_NONE;
+ }
+}
+
+static void
+_ivi_set_shell_surface_split(struct ivi_surface *surface, struct ivi_output *ioutput,
+ uint32_t orientation, bool to_activate)
+{
+ struct ivi_compositor *ivi = surface->ivi;
+ struct weston_geometry geom = {};
+ struct ivi_output *output = NULL;
+
+ int width, height;
+ int x, y;
+
+ geom = weston_desktop_surface_get_geometry(surface->dsurface);
+ output = ivi_layout_get_output_from_surface(surface);
+
+ if (!output)
+ output = ioutput;
+
+ width = output->area.width;
+ height = output->area.height;
+
+ switch (orientation) {
+ case AGL_SHELL_TILE_ORIENTATION_LEFT:
+ case AGL_SHELL_TILE_ORIENTATION_RIGHT:
+ width /= 2;
+ break;
+ case AGL_SHELL_TILE_ORIENTATION_TOP:
+ case AGL_SHELL_TILE_ORIENTATION_BOTTOM:
+ height /= 2;
+ break;
+ case AGL_SHELL_TILE_ORIENTATION_NONE:
+ break;
+ default:
+ /* nothing */
+ assert(!"Invalid orientation passed");
+
+ }
+
+ x = output->area.x - geom.x;
+ y = output->area.y - geom.y;
+
+ if (orientation == AGL_SHELL_TILE_ORIENTATION_RIGHT)
+ x += width;
+ else if (orientation == AGL_SHELL_TILE_ORIENTATION_BOTTOM)
+ y += height;
+
+ if (to_activate) {
+ struct weston_view *ev = surface->view;
+ struct ivi_shell_seat *ivi_seat = NULL;
+ struct weston_seat *wseat = get_ivi_shell_weston_first_seat(ivi);
+
+ if (wseat)
+ ivi_seat = get_ivi_shell_seat(wseat);
+
+ if (!weston_view_is_mapped(ev))
+ weston_view_update_transform(ev);
+ else
+ weston_layer_entry_remove(&ev->layer_link);
+
+
+ // mark view as mapped
+ ev->is_mapped = true;
+ ev->surface->is_mapped = true;
+ surface->mapped = true;
+
+ // update older/new active surface
+ output->previous_active = output->active;
+ output->active = surface;
+
+ // add to the layer and inflict damage
+ weston_view_set_output(ev, output->output);
+ weston_layer_entry_insert(&ivi->normal.view_list, &ev->layer_link);
+ weston_view_geometry_dirty(ev);
+ weston_surface_damage(ev->surface);
+
+ // handle input / keyboard
+ if (ivi_seat)
+ ivi_shell_activate_surface(surface, ivi_seat, WESTON_ACTIVATE_FLAG_NONE);
+ }
+
+ weston_view_set_position(surface->view, x, y);
+ weston_desktop_surface_set_size(surface->dsurface, width, height);
+ weston_desktop_surface_set_orientation(surface->dsurface, orientation);
+ surface->orientation = orientation;
+
+ weston_compositor_schedule_repaint(ivi->compositor);
+
+ weston_log("%s() Setting to x=%d, y=%d, width=%d, height=%d, orientation=%d\n",
+ __func__, x, y, width, height, orientation);
+
+}
+
+static int
+shell_ivi_surf_count_split_surfaces(struct ivi_compositor *ivi)
+{
+ int count = 0;
+ struct ivi_surface *surf;
+
+ wl_list_for_each(surf, &ivi->surfaces, link) {
+ if (surf->orientation > AGL_SHELL_TILE_ORIENTATION_NONE)
+ count++;
+ }
+
+ return count;
+}
+
+
+static
+void shell_set_app_split(struct wl_client *client, struct wl_resource *res,
+ const char *app_id, uint32_t orientation,
+ struct wl_resource *output_res)
+{
+ struct ivi_surface *surf;
+ struct ivi_compositor *ivi = wl_resource_get_user_data(res);
+
+ struct weston_head *head = weston_head_from_resource(output_res);
+ struct weston_output *woutput = weston_head_get_output(head);
+ struct ivi_output *output = to_ivi_output(woutput);
+
+ if (!app_id)
+ return;
+
+ if (shell_ivi_surf_count_split_surfaces(ivi) > 2) {
+ weston_log("Found more than two split surfaces in tile orientation.\n");
+ return;
+ }
+
+ /* add it as pending until */
+ surf = ivi_find_app(ivi, app_id);
+ if (!surf) {
+ _ivi_set_pending_desktop_surface_split(output_res, app_id, orientation);
+ return;
+ }
+
+ /* otherwise, take actions now */
+ weston_log("%s() added split surface for app_id '%s' with orientation %d\n",
+ __func__, app_id, orientation);
+
+ if (output->previous_active) {
+ struct weston_view *ev = output->previous_active->view;
+
+ if (!weston_view_is_mapped(ev))
+ weston_view_update_transform(ev);
+ else
+ weston_layer_entry_remove(&ev->layer_link);
+
+ ev->is_mapped = true;
+ ev->surface->is_mapped = true;
+ output->previous_active->mapped = true;
+
+ weston_view_set_output(ev, woutput);
+
+ weston_layer_entry_insert(&ivi->normal.view_list, &ev->layer_link);
+
+ _ivi_set_shell_surface_split(output->previous_active, NULL,
+ reverse_orientation(orientation), false);
+ }
+
+ _ivi_set_shell_surface_split(surf, NULL, orientation, false);
+}
+