+ * @brief Updates display area of web view.
+ * @param[in] source The soource triggers Notification.
+ */
+ void UpdateDisplayArea( Dali::PropertyNotification& source );
+
+ /**
+ * @brief Enable/Disable video hole for video playing.
+ * @param[in] enabled True if video hole is enabled, false otherwise.
+ */
+ void EnableVideoHole( bool enabled );
+
+ /**
+ * @brief Enable blend mode.
+ * @param[in] blendEnabled True if turn on blend mode, false otherwise.
+ */
+ void EnableBlendMode( bool blendEnabled );
+
+ /**