[Controls] Add repo for issue #12497

rmarinho · rmarinho · commit 0431f0e475d6 · 2020-11-24T18:22:17.000Z
diff --git a/Xamarin.Forms.Controls.Issues/Xamarin.Forms.Controls.Issues.Shared/Issue12497.cs b/Xamarin.Forms.Controls.Issues/Xamarin.Forms.Controls.Issues.Shared/Issue12497.cs
@@ -0,0 +1,117 @@
+﻿using System;
+using System.Threading.Tasks;
+using Xamarin.Forms.CustomAttributes;
+using Xamarin.Forms.Internals;
+
+#if UITEST
+using Xamarin.Forms.Core.UITests;
+using Xamarin.UITest;
+using NUnit.Framework;
+#endif
+
+namespace Xamarin.Forms.Controls.Issues
+{
+#if UITEST
+	[Category(UITestCategories.ManualReview)]
+#endif
+	[Preserve(AllMembers = true)]
+	[Issue(IssueTracker.Github, 12497, "Calling Focus() on a WebView on UWP does not move the focus to the WebView", PlatformAffected.UWP)]
+	public class Issue12497 : TestContentPage // or TestFlyoutPage, etc ...
+	{
+		bool _firstTimeOnAppearing = true;
+		Button _button1;
+		Button _button2;
+		Button _button3;
+		WebView _webView;
+
+		protected override void Init()
+		{
+			PopulatePage();
+		}
+		protected override void OnAppearing()
+		{
+			base.OnAppearing();
+
+			if (_firstTimeOnAppearing)
+			{
+				_firstTimeOnAppearing = false;
+
+				//PopulatePage();
+
+				// The following is just here as a convenience.
+				// It's a nasty, hacky way of setting the initial focus, 
+				// that introduces a race condition. Good enough for
+				// this repro sample though.
+				Task.Run(async () =>
+				{
+					await Task.Delay(1000);
+					if (_button1 != null)
+						_button1.Focus();
+
+				});
+			}
+		}
+
+		void PopulatePage()
+		{
+			int defaultTabIndex = Int32.MaxValue; // UWP says this should be the max int. Xamarin.Forms docs say it should be 0;
+
+			_button1 = new Button
+			{
+				Text = "Button 1 (should be first in tab order)",
+				TextColor = Color.Black,
+				BackgroundColor = Color.White,
+				TabIndex = defaultTabIndex,
+				VerticalOptions = LayoutOptions.Start
+			};
+
+			_webView = new WebView
+			{
+				BackgroundColor = Color.White,
+				HorizontalOptions = LayoutOptions.Fill,
+				TabIndex = defaultTabIndex,
+				VerticalOptions = LayoutOptions.FillAndExpand,
+				Source = new HtmlWebViewSource
+				{
+					Html = "<html><body>Hello (should be second in tab order)<br>1<br>2<br>3<br>4<br>5<br>6<br>7<br>8<br>9<br>10<br>11<br>12<br>13<br>14<br>15<br>16<br>17<br>18<br>19<br>20<br>21<br>22<br>23<br>24<br>25<br>26<br>27<br>28<br>29</body></html>"
+				}
+			};
+
+			_button2 = new Button
+			{
+				Text = "Button 2 (should be third in tab order)",
+				TextColor = Color.Black,
+				BackgroundColor = Color.White,
+				TabIndex = defaultTabIndex,
+				VerticalOptions = LayoutOptions.End
+			};
+
+			_button3 = new Button
+			{
+				Text = "Button 3 (press to set focus to WebView)",
+				TextColor = Color.Black,
+				BackgroundColor = Color.White,
+				TabIndex = defaultTabIndex,
+				VerticalOptions = LayoutOptions.End,
+				Command = new Command(() =>
+				{
+					_webView.Focus(); // _button1.Focus();
+				})
+			};
+
+			Content = new StackLayout
+			{
+				HorizontalOptions = LayoutOptions.Fill,
+				VerticalOptions = LayoutOptions.Fill,
+				BackgroundColor = Color.Pink,
+				Children =
+			{
+				_button1,
+				_webView,
+				_button2,
+				_button3
+			}
+			};
+		}
+	}
+}
diff --git a/Xamarin.Forms.Controls.Issues/Xamarin.Forms.Controls.Issues.Shared/Xamarin.Forms.Controls.Issues.Shared.projitems b/Xamarin.Forms.Controls.Issues/Xamarin.Forms.Controls.Issues.Shared/Xamarin.Forms.Controls.Issues.Shared.projitems
@@ -871,6 +871,7 @@
     <Compile Include="$(MSBuildThisFileDirectory)Issue10699.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Issue11185.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Issue10307.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)Issue12497.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)_TemplateMarkup.xaml.cs">
       <DependentUpon>_TemplateMarkup.xaml</DependentUpon>
       <SubType>Code</SubType>
