*
* @subsection CAPI_WIDGET_APP_MODULE_SYSTEM_EVENT Registering Callbacks for System Events
* Tizen widget applications can receive system events with widget_app_add_event_handler() API.
- * The type of system events that can be received are same as Tizen UI applications except for APP_EVENT_DEVICE_ORIENTATION_CHANGED.
+ * The type of system events that can be received are same as Tizen UI applications except for #APP_EVENT_DEVICE_ORIENTATION_CHANGED.
* See @ref CAPI_APPLICATION_MODULE.
- * The event for APP_EVENT_DEVICE_ORIENTATION_CHANGED is not supported in this module.
+ * The event for #APP_EVENT_DEVICE_ORIENTATION_CHANGED is not supported in this module.
* @subsection CAPI_WIDGET_APP_INSTNACE_STATE_CHANGE_EVENT Registering callbacks for instance state change events
* As for Tizen widget instance states, it is somewhat similar to Tizen application states.