diff options
Diffstat (limited to 'Xamarin.Forms.Platform.WinRT/LayoutExtensions.cs')
| -rw-r--r-- | Xamarin.Forms.Platform.WinRT/LayoutExtensions.cs | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/Xamarin.Forms.Platform.WinRT/LayoutExtensions.cs b/Xamarin.Forms.Platform.WinRT/LayoutExtensions.cs new file mode 100644 index 00000000..6991b322 --- /dev/null +++ b/Xamarin.Forms.Platform.WinRT/LayoutExtensions.cs @@ -0,0 +1,33 @@ +using System.Collections.Generic; +using Windows.UI.Xaml; +using WSize = Windows.Foundation.Size; + +#if WINDOWS_UWP + +namespace Xamarin.Forms.Platform.UWP +#else + +namespace Xamarin.Forms.Platform.WinRT +#endif +{ + public delegate SizeRequest? GetDesiredSizeDelegate(NativeViewWrapperRenderer renderer, double widthConstraint, double heightConstraint); + + public delegate WSize? ArrangeOverrideDelegate(NativeViewWrapperRenderer renderer, WSize finalSize); + + public delegate WSize? MeasureOverrideDelegate(NativeViewWrapperRenderer renderer, WSize availableSize); + + public static class LayoutExtensions + { + public static void Add(this IList<View> children, FrameworkElement view, GetDesiredSizeDelegate getDesiredSizeDelegate = null, ArrangeOverrideDelegate arrangeOverrideDelegate = null, + MeasureOverrideDelegate measureOverrideDelegate = null) + { + children.Add(view.ToView(getDesiredSizeDelegate, arrangeOverrideDelegate, measureOverrideDelegate)); + } + + public static View ToView(this FrameworkElement view, GetDesiredSizeDelegate getDesiredSizeDelegate = null, ArrangeOverrideDelegate arrangeOverrideDelegate = null, + MeasureOverrideDelegate measureOverrideDelegate = null) + { + return new NativeViewWrapper(view, getDesiredSizeDelegate, arrangeOverrideDelegate, measureOverrideDelegate); + } + } +}
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