88 строки
2.4 KiB
C#
88 строки
2.4 KiB
C#
using System;
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using Xamarin.Forms.CustomAttributes;
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using System.Collections.Generic;
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using Xamarin.Forms.Internals;
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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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namespace Xamarin.Forms.Controls.Issues
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{
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[Preserve (AllMembers = true)]
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[Issue (IssueTracker.Bugzilla, 36681, "[A] NRE when Picker Replaces Page Content (pre-AppCompat only)", PlatformAffected.Android)]
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public class Bugzilla36681 : TestTabbedPage // or TestMasterDetailPage, etc ...
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{
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public class PickerPage : ContentPage
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{
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public Picker Picker { get; private set; }
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public Label Label { get; private set; }
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public PickerPage ()
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{
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Picker = new Picker { Title = "Select Item", AutomationId = "picker" };
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var items = new List<string> { "item", "item2", "item3", "item4" };
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foreach (var i in items)
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Picker.Items.Add (i);
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Picker.FocusChangeRequested += Picker_FocusChangeRequested;
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Picker.SelectedIndexChanged += Picker_SelectedIndexChanged;
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StackLayout stack = new StackLayout { Padding = 20 };
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stack.Children.Add (Picker);
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Content = stack;
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}
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void Picker_FocusChangeRequested (object sender, FocusRequestArgs e)
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{
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SwitchContent ();
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}
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void Picker_SelectedIndexChanged (object sender, EventArgs e)
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{
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SwitchContent ();
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}
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void SwitchContent ()
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{
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var x = Parent as TabbedPage;
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var y = x.CurrentPage as ContentPage;
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y.Content = new Label {
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Text = "Success!"
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};
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y.Padding = new Thickness (0, 20, 0, 0);
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}
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}
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protected override void Init ()
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{
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PickerPage pickerPage = new PickerPage { Title = "Picker Page" };
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Children.Add (pickerPage);
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Children.Add (new ContentPage { BackgroundColor = Color.Blue, Title = "Page 2" });
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}
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#if UITEST && __ANDROID__
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[Test]
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public void Bugzilla36681Test ()
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{
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RunningApp.WaitForElement (q => q.Marked ("picker"));
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RunningApp.Tap ("picker");
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var ok = RunningApp.Query ("OK");
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if (ok.Length > 0 && ok[0].Id == "button1" ) { //only in pre-AppCompat; this is the culprit!
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// We check that the query has any results and that the first
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// result matched the id "button1" because the query reports a phantom OK button
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// on Android >= 6.0
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RunningApp.Tap ("OK");
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} else {
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RunningApp.WaitForElement (q => q.Marked ("item2"));
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RunningApp.Tap ("item2");
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}
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RunningApp.WaitForElement (q => q.Marked ("Success!"));
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}
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#endif
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}
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}
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