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-rw-r--r--Xamarin.Forms.ControlGallery.WindowsPhone/MainPage.xaml.cs108
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diff --git a/Xamarin.Forms.ControlGallery.WindowsPhone/MainPage.xaml.cs b/Xamarin.Forms.ControlGallery.WindowsPhone/MainPage.xaml.cs
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+++ b/Xamarin.Forms.ControlGallery.WindowsPhone/MainPage.xaml.cs
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+´╗┐using System;
+using Windows.Foundation;
+using Windows.Graphics.Display;
+using Windows.UI.Xaml;
+using Windows.UI.Xaml.Controls;
+using Windows.UI.Xaml.Media;
+using Xamarin.Forms.Controls;
+using WControls = Windows.UI.Xaml.Controls;
+using Xamarin.Forms.Platform.WinRT;
+
+// The Blank Page item template is documented at http://go.microsoft.com/fwlink/?LinkId=391641
+
+namespace Xamarin.Forms.ControlGallery.WindowsPhone
+{
+ /// <summary>
+ /// An empty page that can be used on its own or navigated to within a Frame.
+ /// </summary>
+ public sealed partial class MainPage
+ {
+ public MainPage ()
+ {
+ InitializeComponent ();
+
+ var app = new Controls.App ();
+
+ var mdp = app.MainPage as MasterDetailPage;
+
+ var detail = mdp?.Detail as NavigationPage;
+ if (detail != null) {
+ detail.Pushed += (sender, args) => {
+ var nncgPage = args.Page as NestedNativeControlGalleryPage;
+
+ if (nncgPage != null) {
+ AddNativeControls (nncgPage);
+ }
+ };
+ }
+
+ LoadApplication (app);
+ }
+
+ void AddNativeControls (NestedNativeControlGalleryPage page)
+ {
+ if (page.NativeControlsAdded) {
+ return;
+ }
+
+ StackLayout sl = page.Layout;
+
+ // Create and add a native TextBlock
+ var originalText = "I am a native TextBlock";
+ var textBlock = new TextBlock {
+ Text = originalText,
+ FontSize = 14,
+ FontFamily = new FontFamily ("HelveticaNeue")
+ };
+
+ sl?.Children.Add (textBlock);
+
+ // Create and add a native Button
+ var button = new WControls.Button { Content = "Click to toggle font size", Height = 80 };
+ button.Click += (sender, args) => { textBlock.FontSize = textBlock.FontSize == 14 ? 24 : 14; };
+
+ sl?.Children.Add (button.ToView ());
+
+ // Create a control which we know doesn't behave correctly with regard to measurement
+ var difficultControl = new BrokenNativeControl {
+ Text = "Not Sized/Arranged Properly"
+ };
+
+ var difficultControl2 = new BrokenNativeControl {
+ Text = "Fixed"
+ };
+
+ // Add the misbehaving controls, one with a custom delegate for ArrangeOverrideDelegate
+ sl?.Children.Add (difficultControl);
+ sl?.Children.Add (difficultControl2,
+ arrangeOverrideDelegate: (renderer, finalSize) => {
+ if (finalSize.Width <= 0 || double.IsInfinity (finalSize.Width)) {
+ return null;
+ }
+
+ FrameworkElement frameworkElement = renderer.Control;
+
+ frameworkElement.Measure (finalSize);
+
+ // The broken control tries sizes itself to be the width of the screen
+ var wrongSize = Window.Current.Bounds.Width * (int)DisplayProperties.ResolutionScale / 100;
+
+ // The broken control always sizes itself to be 600 wide
+ // We can re-center it by offsetting it during the Arrange call
+ double diff = Math.Abs(finalSize.Width - wrongSize) / -2;
+ frameworkElement.Arrange (new Rect (diff, 0, finalSize.Width - diff, finalSize.Height));
+
+ // Arranging the control to the left will make it show up past the edge of the master page
+ // We can fix that by clipping it manually
+ var clip = new RectangleGeometry { Rect = new Rect (-diff, 0, finalSize.Width, finalSize.Height) };
+ frameworkElement.Clip = clip;
+
+ return finalSize;
+ }
+ );
+
+ page.NativeControlsAdded = true;
+ }
+
+ }
+}