зеркало из https://github.com/DeGsoft/maui-linux.git
94 строки
2.4 KiB
C#
94 строки
2.4 KiB
C#
using Xamarin.Forms.CustomAttributes;
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using Xamarin.Forms.Internals;
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using System.Threading.Tasks;
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#if UITEST
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using Xamarin.UITest;
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using NUnit.Framework;
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#endif
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// Apply the default category of "Issues" to all of the tests in this assembly
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// We use this as a catch-all for tests which haven't been individually categorized
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#if UITEST
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[assembly: NUnit.Framework.Category("Issues")]
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#endif
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namespace Xamarin.Forms.Controls.Issues
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{
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[Preserve(AllMembers = true)]
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[Issue(IssueTracker.Bugzilla, 44940, "[WinRT/UWP] ScrollView.ScrollToAsync does not return from await", PlatformAffected.WinRT)]
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public class Bugzilla44940 : TestContentPage
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{
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Label _statusLabel;
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Entry _firstEntry;
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Entry _secondEntry;
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StackLayout _verticalStackLayout;
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ScrollView _scrollView;
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protected override void Init()
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{
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_statusLabel = new Label
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{
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Text = "With focus on first Entry, hit Return key",
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HorizontalOptions = LayoutOptions.CenterAndExpand,
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LineBreakMode = LineBreakMode.WordWrap
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};
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_firstEntry = new Entry
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{
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HorizontalOptions = LayoutOptions.FillAndExpand,
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VerticalOptions = LayoutOptions.CenterAndExpand,
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};
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_secondEntry = new Entry
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{
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HorizontalOptions = LayoutOptions.FillAndExpand,
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VerticalOptions = LayoutOptions.CenterAndExpand,
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};
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_firstEntry.Completed += FirstEntryCompleted;
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_verticalStackLayout = new StackLayout
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{
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HorizontalOptions = LayoutOptions.FillAndExpand,
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VerticalOptions = LayoutOptions.FillAndExpand,
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Padding = new Thickness(0, 0, 0, 0),
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Margin = new Thickness(0, 0, 0, 0),
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Spacing = 5,
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Children =
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{
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_statusLabel,
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_firstEntry,
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_secondEntry
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}
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};
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_scrollView = new ScrollView
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{
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Orientation = ScrollOrientation.Vertical,
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HorizontalOptions = LayoutOptions.CenterAndExpand,
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VerticalOptions = LayoutOptions.FillAndExpand,
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Margin = new Thickness(10, 5, 10, 0),
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Padding = new Thickness(0, 0, 0, 0),
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Content = _verticalStackLayout
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};
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Content = _scrollView;
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Device.BeginInvokeOnMainThread(async () =>
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{
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await Task.Delay(100);
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_firstEntry.Focus();
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});
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}
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async void FirstEntryCompleted(object sender, System.EventArgs e)
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{
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_firstEntry?.Unfocus();
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_statusLabel.Text = "Attempting scroll. Return from await pending...";
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await _scrollView.ScrollToAsync(_secondEntry, ScrollToPosition.MakeVisible, false);
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_statusLabel.Text = "This should be visible on WinRT/UWP";
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_secondEntry?.Focus();
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}
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}
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} |