public Calendar()
 {
     this.InitializeComponent();
     this.navigationHelper = new NavigationHelper(this);
     this.navigationHelper.LoadState += navigationHelper_LoadState;
     this.navigationHelper.SaveState += navigationHelper_SaveState;
 }
 public MyFiles()
 {
     //Create a new instance of the FilesViewModel class
     this.InitializeComponent();
     this.navigationHelper = new NavigationHelper(this);
     this.navigationHelper.LoadState += navigationHelper_LoadState;
     this.navigationHelper.SaveState += navigationHelper_SaveState;      
 }
 public MainPage()
 {
     this.InitializeComponent();
     this.navigationHelper = new NavigationHelper(this);
     this.navigationHelper.LoadState += navigationHelper_LoadState;
 }