public RefreshScrollViewGallery()
 {
     InitializeComponent();
     BindingContext = new RefreshViewModel(true);
 }
 public IsEnabledRefreshViewGallery()
 {
     InitializeComponent();
     BindingContext = new RefreshViewModel();
 }
 public RefreshCarouselViewGallery()
 {
     InitializeComponent();
     BindingContext = new RefreshViewModel();
 }
 public RefreshLayoutGallery()
 {
     InitializeComponent();
     BindingContext = new RefreshViewModel();
 }