+ /**
+ * @brief Set the input method context.
+ * @param[in] inputMethodContext The input method context.
+ */
+ void SetInputMethodContext( InputMethodContext& inputMethodContext );
+
+ /**
+ * @brief Filter an key event.
+ * @param[in] event The key to be filtered.
+ * @return True if the key handled, otherwise false.
+ */
+ bool FilterKeyEvent( const KeyEvent& event );
+
+ /**
+ * @copydoc DevelControl::VisualEventSignal()
+ */
+ DevelControl::VisualEventSignalType& VisualEventSignal();
+