layout/shell: Add basic support for split window
[src/agl-compositor.git] / src / shell.c
index 2b6bd63..7f445e6 100644 (file)
 static void
 create_black_curtain_view(struct ivi_output *output);
 
+static void
+_ivi_set_shell_surface_split(struct ivi_surface *surface, struct ivi_output *output,
+                            uint32_t orientation, bool to_activate);
+
+static uint32_t
+reverse_orientation(uint32_t orientation);
+
 void
 agl_shell_desktop_advertise_application_id(struct ivi_compositor *ivi,
                                           struct ivi_surface *surface)
@@ -587,6 +594,24 @@ ivi_check_pending_surface_desktop(struct ivi_surface *surface,
        *role = IVI_SURFACE_ROLE_DESKTOP;
 }
 
+struct pending_app *
+ivi_check_pending_app_type(struct ivi_surface *surface, enum ivi_surface_role role)
+{
+       struct pending_app *papp;
+       const char *app_id = NULL;
+
+       app_id = weston_desktop_surface_get_app_id(surface->dsurface);
+       if (!app_id)
+               return NULL;
+
+       wl_list_for_each(papp, &surface->ivi->pending_apps, link) {
+               if (strcmp(app_id, papp->app_id) == 0 && papp->role == role)
+                       return papp;
+       }
+
+       return NULL;
+}
 
 void
 ivi_check_pending_desktop_surface(struct ivi_surface *surface)
@@ -621,6 +646,34 @@ ivi_check_pending_desktop_surface(struct ivi_surface *surface)
                return;
        }
 
+       /* new way of doing it */
+       struct pending_app *papp =
+               ivi_check_pending_app_type(surface, IVI_SURFACE_ROLE_TILE);
+       if (papp) {
+               struct pending_app_tile *papp_tile =
+                       container_of(papp, struct pending_app_tile, base);
+
+               // handle the currently active surface
+               if (papp->ioutput->active) {
+                       _ivi_set_shell_surface_split(papp->ioutput->active, NULL,
+                                       reverse_orientation(papp_tile->orientation), false);
+               }
+
+               surface->role = IVI_SURFACE_ROLE_TILE;
+               surface->current_completed_output = papp->ioutput;
+               wl_list_insert(&surface->ivi->surfaces, &surface->link);
+
+               _ivi_set_shell_surface_split(surface, papp->ioutput,
+                               papp_tile->orientation, true);
+
+               /* remove it from pending */
+               wl_list_remove(&papp->link);
+               free(papp->app_id);
+               free(papp);
+
+               return;
+       }
+
        /* if we end up here means we have a regular desktop app and
         * try to activate it */
        ivi_set_desktop_surface(surface);
@@ -1695,6 +1748,210 @@ shell_set_app_scale(struct wl_client *client, struct wl_resource *res,
        weston_compositor_schedule_repaint(ivi->compositor);
 }
 
+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);
+}
+
 static void
 shell_ext_destroy(struct wl_client *client, struct wl_resource *res)
 {
@@ -1737,6 +1994,7 @@ static const struct agl_shell_interface agl_shell_implementation = {
        .set_app_output = shell_set_app_output,
        .set_app_position = shell_set_app_position,
        .set_app_scale = shell_set_app_scale,
+       .set_app_split = shell_set_app_split,
 };
 
 static const struct agl_shell_ext_interface agl_shell_ext_implementation = {
@@ -2042,7 +2300,7 @@ int
 ivi_shell_create_global(struct ivi_compositor *ivi)
 {
        ivi->agl_shell = wl_global_create(ivi->compositor->wl_display,
-                                         &agl_shell_interface, 10,
+                                         &agl_shell_interface, 11,
                                          ivi, bind_agl_shell);
        if (!ivi->agl_shell) {
                weston_log("Failed to create wayland global.\n");