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Diffstat (limited to 'Xamarin.Forms.Platform.WP8/ViewRenderer.cs')
-rw-r--r-- | Xamarin.Forms.Platform.WP8/ViewRenderer.cs | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/Xamarin.Forms.Platform.WP8/ViewRenderer.cs b/Xamarin.Forms.Platform.WP8/ViewRenderer.cs new file mode 100644 index 00000000..3f0d72c5 --- /dev/null +++ b/Xamarin.Forms.Platform.WP8/ViewRenderer.cs @@ -0,0 +1,47 @@ +using System.ComponentModel; +using System.Windows; +using System.Windows.Media; +using WSize = System.Windows.Size; + +namespace Xamarin.Forms.Platform.WinPhone +{ + public class ViewRenderer<TElement, TNativeElement> : VisualElementRenderer<TElement, TNativeElement> where TElement : View where TNativeElement : FrameworkElement + { + } + + public class ViewRenderer : ViewRenderer<View, FrameworkElement> + { + protected override void OnElementChanged(ElementChangedEventArgs<View> e) + { + base.OnElementChanged(e); + SizeChanged += (sender, args) => UpdateClipToBounds(); + + UpdateBackgroundColor(); + } + + protected override void OnElementPropertyChanged(object sender, PropertyChangedEventArgs e) + { + base.OnElementPropertyChanged(sender, e); + + if (e.PropertyName == Layout.IsClippedToBoundsProperty.PropertyName) + UpdateClipToBounds(); + } + + protected override void UpdateNativeWidget() + { + base.UpdateNativeWidget(); + UpdateClipToBounds(); + } + + void UpdateClipToBounds() + { + var layout = Element as Layout; + if (layout != null) + { + Clip = null; + if (layout.IsClippedToBounds) + Clip = new RectangleGeometry { Rect = new Rect(0, 0, ActualWidth, ActualHeight) }; + } + } + } +}
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