static void mnb_zones_preview_dispose (GObject *object) { MnbZonesPreview *self = MNB_ZONES_PREVIEW (object); MnbZonesPreviewPrivate *priv = self->priv; mnb_zones_preview_clear (self); if (priv->workspace_bg) { g_object_unref (priv->workspace_bg); priv->workspace_bg = NULL; } G_OBJECT_CLASS (mnb_zones_preview_parent_class)->dispose (object); }
/* * This is the Metacity entry point for the effect. */ void mnb_switch_zones_effect (MetaPlugin *plugin, gint from, gint to, MetaMotionDirection direction) { GList *w; gint width, height; MetaScreen *screen; ClutterActor *window_group; if (running++) { /* * We have been called while the effect is already in progress; we need to * mutter know that we completed the previous run. */ if (--running < 0) { g_warning (G_STRLOC ": error in running effect accounting!"); running = 0; } meta_plugin_switch_workspace_completed (plugin); } if ((from == to) && !zones_preview) { if (--running < 0) { g_warning (G_STRLOC ": error in running effect accounting!"); running = 0; } meta_plugin_switch_workspace_completed (plugin); return; } screen = meta_plugin_get_screen (plugin); if (!zones_preview) { ClutterActor *stage; /* Construct the zones preview actor */ zones_preview = mnb_zones_preview_new (); g_object_set (G_OBJECT (zones_preview), "workspace", (gdouble)from, NULL); /* Add it to the stage */ stage = meta_get_stage_for_screen (screen); clutter_container_add_actor (CLUTTER_CONTAINER (stage), zones_preview); /* Attach to completed signal */ g_signal_connect (zones_preview, "switch-completed", G_CALLBACK (mnb_switch_zones_completed_cb), plugin); } meta_screen_get_size (screen, &width, &height); g_object_set (G_OBJECT (zones_preview), "workspace-width", (guint)width, "workspace-height", (guint)height, NULL); mnb_zones_preview_clear (MNB_ZONES_PREVIEW (zones_preview)); mnb_zones_preview_set_n_workspaces (MNB_ZONES_PREVIEW (zones_preview), meta_screen_get_n_workspaces (screen)); /* Add windows to zone preview actor */ for (w = meta_get_window_actors (screen); w; w = w->next) { MetaWindowActor *window_actor = w->data; gint workspace = meta_window_actor_get_workspace (window_actor); MetaWindow *window = meta_window_actor_get_meta_window (window_actor); MetaWindowType type = meta_window_get_window_type (window); /* * Only show regular windows that are not sticky (getting stacking order * right for sticky windows would be really hard, and since they appear * on each workspace, they do not help in identifying which workspace * it is). */ if ((workspace < 0) || meta_window_actor_is_override_redirect (window_actor) || (type != META_WINDOW_NORMAL)) continue; mnb_zones_preview_add_window (MNB_ZONES_PREVIEW (zones_preview), window_actor); } /* Make sure it's on top */ window_group = meta_get_window_group_for_screen (screen); clutter_actor_raise (zones_preview, window_group); /* Initiate animation */ mnb_zones_preview_change_workspace (MNB_ZONES_PREVIEW (zones_preview), to); }