using Xamarin.Forms.CustomAttributes; namespace Xamarin.Forms.Controls { [Preserve (AllMembers = true)] [Issue (IssueTracker.Bugzilla, 32487, " webview in tabbedpage has black margin")] public class Bugzilla32487 : TestTabbedPage { protected override void Init () { var cp = new ContentPage (); cp.Title = "bugzila 30047"; Children.Add (cp); var cp1 = new ContentPage (); cp1.Title = "bugzila 32487"; var sl = new StackLayout (); var wv = new WebView (); var htmlSource = new HtmlWebViewSource (); htmlSource.Html = "

Welcome to the real-time HTML editor!

\n

Try scroll this page, you will see black margins if it isn't working ok

"; wv.Source = htmlSource; sl.Children.Add (wv); cp1.Content = wv; var btn = new Button { Text = "tap and rotate device after ", Command = new Command (async () => { ContentPage cp2 = new ContentPage (); cp.Title = "rotation"; var grd = new Grid (); grd.RowDefinitions.Add (new RowDefinition { Height = GridLength.Auto }); grd.RowDefinitions.Add (new RowDefinition ()); WebView wv1 = new WebView { Source = "http://xamarin.com" }; Grid.SetRow (wv1, 1); grd.Children.Add (wv1); grd.Children.Add (new Button { Text = "Back", BackgroundColor = Color.Red, Command = new Command (() => Navigation.PopModalAsync ()) }); cp2.Content = grd; await Navigation.PushModalAsync (cp2); }) }; cp.Content = btn; Children.Add (cp); Children.Add (cp1); } } }