* @brief Gets a widget instance id.
* @since_tizen 2.3.1
* @remarks The specific error code can be obtained using the get_last_result() method. Error codes are described in Exception section.
- * @remark You must not free returned Widget ID
+ * @remark You must not free returned widget instance id
+ * @remark The returned widget instance id is volatile. If the device reboots or the widget's process restarts, it will be changed.\n
+ * So, you should not assume this value is a persistent one.
+ * @remark widget_service_trigger_update(), widget_service_change_period(), widget_service_get_content_of_widget_instance()\n
+ * can be called with returned instance id.
* @param[in] context The context for widget instance
- * @return Widget ID on success,
- * otherwise NULL
+ * @return widget instance id on success,
+ * otherwise NULL
* @exception #WIDGET_ERROR_NOT_SUPPORTED Not supported
* @exception #WIDGET_ERROR_FAULT Unrecoverable error
* @see get_last_result()
+ * @see widget_service_trigger_update()
+ * @see widget_service_change_period()
+ * @see widget_service_get_content_of_widget_instance()
*/
const char *widget_app_get_id(widget_context_h context);