diff --git a/Tutorial/GacUI_Xml/Member_Property/UI/Source/DemoPartialClasses.cpp b/Tutorial/GacUI_Xml/Member_Property/UI/Source/DemoPartialClasses.cpp
index fc374a94..254459bb 100644
--- a/Tutorial/GacUI_Xml/Member_Property/UI/Source/DemoPartialClasses.cpp
+++ b/Tutorial/GacUI_Xml/Member_Property/UI/Source/DemoPartialClasses.cpp
@@ -14,15 +14,25 @@ namespace demo
 {
 	// #region CLASS_MEMBER_GUIEVENT_HANDLER (DO NOT PUT OTHER CONTENT IN THIS #region.)
 
+	void MainWindow::OnCreate()
+	{
+	}
+
+	void MainWindow::OnDestroy()
+	{
+	}
+
 	// #endregion CLASS_MEMBER_GUIEVENT_HANDLER
 
 	MainWindow::MainWindow()
 	{
 		InitializeComponents();
+		OnCreate();
 	}
 
 	MainWindow::~MainWindow()
 	{
+		OnDestroy();
 		ClearSubscriptions();
 	}
 }
@@ -32,15 +42,25 @@ namespace demo
 {
 	// #region CLASS_MEMBER_GUIEVENT_HANDLER (DO NOT PUT OTHER CONTENT IN THIS #region.)
 
+	void MyControl::OnCreate()
+	{
+	}
+
+	void MyControl::OnDestroy()
+	{
+	}
+
 	// #endregion CLASS_MEMBER_GUIEVENT_HANDLER
 
 	MyControl::MyControl()
 	{
 		InitializeComponents();
+		OnCreate();
 	}
 
 	MyControl::~MyControl()
 	{
+		OnDestroy();
 		ClearSubscriptions();
 	}
 }
diff --git a/Tutorial/GacUI_Xml/Member_Property/UI/Source/DemoPartialClasses.h b/Tutorial/GacUI_Xml/Member_Property/UI/Source/DemoPartialClasses.h
index a5f54c6c..63359597 100644
--- a/Tutorial/GacUI_Xml/Member_Property/UI/Source/DemoPartialClasses.h
+++ b/Tutorial/GacUI_Xml/Member_Property/UI/Source/DemoPartialClasses.h
@@ -73,6 +73,7 @@ namespace demo
 			,optionGroup(0)
 			,self(0)
 		{
+			this->SelectedOption_ = vl::reflection::description::UnboxValue<vl::WString>(vl::reflection::description::Value::From(L"A", reflection::description::GetTypeDescriptor<vl::WString>()));
 		}
 
 		vl::Event<void()> SelectedOptionChanged;
@@ -111,6 +112,8 @@ namespace demo
 	protected:
 
 		// #region CLASS_MEMBER_GUIEVENT_HANDLER (DO NOT PUT OTHER CONTENT IN THIS #region.)
+		void OnCreate();
+		void OnDestroy();
 		// #endregion CLASS_MEMBER_GUIEVENT_HANDLER
 	public:
 		MainWindow();
@@ -128,6 +131,8 @@ namespace demo
 	protected:
 
 		// #region CLASS_MEMBER_GUIEVENT_HANDLER (DO NOT PUT OTHER CONTENT IN THIS #region.)
+		void OnCreate();
+		void OnDestroy();
 		// #endregion CLASS_MEMBER_GUIEVENT_HANDLER
 	public:
 		MyControl();
diff --git a/Tutorial/GacUI_Xml/UIRes/Member_Property.bin b/Tutorial/GacUI_Xml/UIRes/Member_Property.bin
index 6aec2dd2..f4fad5f6 100644
Binary files a/Tutorial/GacUI_Xml/UIRes/Member_Property.bin and b/Tutorial/GacUI_Xml/UIRes/Member_Property.bin differ