From 5907152c50ee2c658b266f2804e6b383bb15a6f1 Mon Sep 17 00:00:00 2001
From: Jason Smith <jason.smith@xamarin.com>
Date: Sun, 24 Apr 2016 12:25:26 -0400
Subject: Evolve feature branch (#117)

* Initial import of evolve features

* [Android] Add Xamarin.Forms.Platform.Android.AppLinks project

* [iOS] Fix issues with c# 6 features on iOS AppLinks

* Added naive stanza to update-docs-windows.bat to produce Pages docs. Not tested. (#69)

* Update packages

* Add AppLinks android nuspec and fix linker issues

* Fix build

* Fix nusepc

* Fix nuspec

* Update android support nugets to 23.2.1

* Update Xamarin.UITest

* Add CardView

* [iOS] Fix app link for CoreSpotlight

* [Android] Update AppLinks android support libs

* Add Newtonsoft.Json dependency to nuspec

* Fix NRE when setting ControlTemplate to null

* Move to ModernHttpClient for download

* Try fix build

* Preserve android app links

* Fix margin issue

* General coding and simple fixes
---
 Xamarin.Forms.Pages/ListDataPage.cs | 55 +++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 Xamarin.Forms.Pages/ListDataPage.cs

(limited to 'Xamarin.Forms.Pages/ListDataPage.cs')

diff --git a/Xamarin.Forms.Pages/ListDataPage.cs b/Xamarin.Forms.Pages/ListDataPage.cs
new file mode 100644
index 00000000..2a2585ec
--- /dev/null
+++ b/Xamarin.Forms.Pages/ListDataPage.cs
@@ -0,0 +1,55 @@
+namespace Xamarin.Forms.Pages
+{
+	public class ListDataPageControl : ListView
+	{
+		public ListDataPageControl()
+		{
+			SetBinding(ItemTemplateProperty, new TemplateBinding(DataPage.DefaultItemTemplateProperty.PropertyName));
+			SetBinding(SelectedItemProperty, new TemplateBinding(ListDataPage.SelectedItemProperty.PropertyName, BindingMode.TwoWay));
+			SetBinding(ItemsSourceProperty, new TemplateBinding(DataPage.DataProperty.PropertyName));
+		}
+	}
+
+	public class ListDataPage : DataPage
+	{
+		public static readonly BindableProperty DetailTemplateProperty = BindableProperty.Create(nameof(DetailTemplate), typeof(DataTemplate), typeof(ListDataPage), null);
+
+		public static readonly BindableProperty SelectedItemProperty = BindableProperty.Create(nameof(SelectedItem), typeof(object), typeof(ListDataPage), null, BindingMode.TwoWay,
+			propertyChanged: OnSelectedItemChanged);
+
+		public DataTemplate DetailTemplate
+		{
+			get { return (DataTemplate)GetValue(DetailTemplateProperty); }
+			set { SetValue(DetailTemplateProperty, value); }
+		}
+
+		public object SelectedItem
+		{
+			get { return GetValue(SelectedItemProperty); }
+			set { SetValue(SelectedItemProperty, value); }
+		}
+
+		static async void OnSelectedItemChanged(BindableObject bindable, object oldValue, object newValue)
+		{
+			var self = (ListDataPage)bindable;
+			DataTemplate template = self.DetailTemplate;
+			if (newValue == null)
+				return;
+
+			Page detailPage;
+			if (template == null)
+			{
+				detailPage = new DataPage();
+			}
+			else
+			{
+				detailPage = (Page)template.CreateContent(newValue, self);
+			}
+
+			detailPage.BindingContext = newValue;
+			await self.Navigation.PushAsync(detailPage);
+
+			self.SelectedItem = null;
+		}
+	}
+}
\ No newline at end of file
-- 
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