2016-03-22 23:02:25 +03:00
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using System.Collections;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Runtime.CompilerServices;
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using Xamarin.Forms.CustomAttributes;
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2016-04-26 18:20:55 +03:00
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using Xamarin.Forms.Internals;
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2016-03-22 23:02:25 +03:00
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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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2016-11-17 00:07:30 +03:00
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namespace Xamarin.Forms.Controls.Issues
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2016-03-22 23:02:25 +03:00
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{
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[Preserve(AllMembers = true)]
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[Issue(IssueTracker.Bugzilla, 37841, "TableView EntryCells and TextCells cease to update after focus change", PlatformAffected.Android)]
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public class Bugzilla37841 : TestContentPage
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{
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_37841ViewModel _viewModel;
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protected override void Init ()
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{
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_viewModel = new _37841ViewModel ();
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var instructions = new Label { FontSize = 16, Text = @"Click on the Generate button.
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The EntryCell should display '12345' and the TextCell should display '6789'.
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Click on the Generate button a second time.
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The EntryCell should display '112358' and the TextCell should display '48151623'." };
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var button = new Button { Text = "Generate" };
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button.SetBinding (Button.CommandProperty, nameof (_37841ViewModel.GetNextNumbersCommand));
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var random1 = new EntryCell { IsEnabled = false, Label = "Entry Cell" };
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random1.SetBinding (EntryCell.TextProperty, nameof (_37841ViewModel.Value1));
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var textCell = new TextCell { IsEnabled = false, Detail = "TextCell" };
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textCell.SetBinding (TextCell.TextProperty, nameof (_37841ViewModel.Value2));
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var buttonViewCell = new ViewCell { View = button };
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var section = new TableSection ("") {
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random1,
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textCell,
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buttonViewCell
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};
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var root = new TableRoot { section };
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var tv = new TableView { Root = root };
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Content = new StackLayout {
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Children = { instructions, tv }
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};
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BindingContext = _viewModel;
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}
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[Preserve (AllMembers = true)]
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public class _37841ViewModel : INotifyPropertyChanged
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{
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public int Value1
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{
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get { return _value1; }
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set
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{
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if (value != _value1) {
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_value1 = value;
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RaisePropertyChanged ();
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}
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}
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}
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public int Value2
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{
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get { return _value2; }
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set
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{
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if (value != _value2) {
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_value2 = value;
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RaisePropertyChanged ();
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}
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}
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}
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public Command GetNextNumbersCommand
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=> _getNextNumbersCommand ?? (_getNextNumbersCommand = new Command (ExecuteGenerateRandomCommand));
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class SomeNumbers : IEnumerable<int>
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{
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public IEnumerator<int> GetEnumerator ()
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{
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while (true) {
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yield return 12345;
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yield return 6789;
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yield return 112358;
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yield return 48151623;
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}
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}
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IEnumerator IEnumerable.GetEnumerator ()
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{
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return GetEnumerator ();
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}
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}
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readonly IEnumerator<int> _numberList = new SomeNumbers ().GetEnumerator ();
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void ExecuteGenerateRandomCommand ()
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{
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_numberList.MoveNext ();
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Value1 = _numberList.Current;
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_numberList.MoveNext ();
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Value2 = _numberList.Current;
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}
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void RaisePropertyChanged ([CallerMemberName] string propertyName = null)
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{
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PropertyChangedEventHandler handler = PropertyChanged;
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handler?.Invoke (this, new PropertyChangedEventArgs (propertyName));
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}
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#region INotifyPropertyChanged implementation
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public event PropertyChangedEventHandler PropertyChanged;
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#endregion
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Command _getNextNumbersCommand;
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int _value1;
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int _value2;
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}
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#if UITEST
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[Test]
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public void TextAndEntryCellsDataBindInTableView()
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{
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2017-10-28 00:13:29 +03:00
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RunningApp.WaitForElement("Generate");
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2016-03-22 23:02:25 +03:00
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RunningApp.Tap("Generate");
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2017-10-28 00:13:29 +03:00
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RunningApp.Screenshot("First Generate Tap");
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2016-03-22 23:02:25 +03:00
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2017-10-28 00:13:29 +03:00
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RunningApp.WaitForElement(x => x.Text("12345"));
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RunningApp.WaitForElement(x => x.Text("6789"));
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2016-03-22 23:02:25 +03:00
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RunningApp.Tap("Generate");
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RunningApp.Screenshot("Second Generate Tap");
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2017-10-28 00:13:29 +03:00
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RunningApp.WaitForElement(x => x.Text("112358"));
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RunningApp.WaitForElement(x => x.Text("48151623"));
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2016-03-22 23:02:25 +03:00
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}
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#endif
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}
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2018-02-20 15:30:32 +03:00
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}
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