Xamarin Forms MasterDetailPage issue with Master page

I am using the Xamarin form with MasterDetailPage base class But I am not able to get the master page .. Detail page is coming but master menu is not displaying .. Please check the code below. Do i need to specify any other method to call the master or anything wrong which i am doing in the below code

public class HomeView: MasterDetailPage{
public   HomeView(){
Label header = new Label{    
Text = "MENU",
Font = Font.BoldSystemFontOfSize(20),HorizontalOptions = LayoutOptions.Center\
};


Label header1 = new Label{
 Text = "MENU1",
Font = Font.BoldSystemFontOfSize(20),
HorizontalOptions = LayoutOptions.Center
};
// create an array of the Page names
string[] myPageNames = {
"Main","Page 2","Page 3"};

  // Create ListView for the Master page.
ListView listView = new ListView
 {
ItemsSource = myPageNames,
};

ListView listView1 = new ListView
{
ItemsSource = myPageNames,
};


this.Master = new ContentPage
{
Content = new StackLayout
{
Children = 
{
header, 
listView
 },
 }
 };
// Set up the Detail, i.e the Home or Main page.
Label myHomeHeader = new Label
 {
 Text = "Home Page",
 HorizontalOptions = LayoutOptions.Center
 };

 string[] homePageItems = { "Alpha", "Beta", "Gamma" };
 ListView myHomeView = new ListView {
 ItemsSource = homePageItems,
  };
  this.Detail = new ContentPage
  {
  Content = new StackLayout
     {
   Children = 
    {
     header1, 
      listView1
       },

                }
            };

        }

}