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using System;
using Xamarin.Forms.CustomAttributes;
using System.Collections.Generic;
using Xamarin.Forms.Controls.Issues;
using Xamarin.Forms.Internals;
#if UITEST
using Xamarin.UITest;
using NUnit.Framework;
#endif
namespace Xamarin.Forms.Controls
{
[Preserve (AllMembers = true)]
[Issue (IssueTracker.Bugzilla, 27779, "Xamarin.Forms.ReadOnlyListAdapter.IndexOf throws NotImplementedExcpetion ")]
public class Bugzilla27779 : TestContentPage // or TestMasterDetailPage, etc ...
{
ListView _listview;
IReadOnlyList<Person> _itemsSource;
public class Source : IReadOnlyList<Person>
{
List<Person> _items;
public Source ()
{
_items = new List<Person> ();
for (int i = 0; i < 100; i++) {
_items.Add (new Person ("Person #" + i));
}
}
#region IEnumerable implementation
public IEnumerator<Person> GetEnumerator ()
{
return _items.GetEnumerator ();
}
#endregion
#region IEnumerable implementation
System.Collections.IEnumerator System.Collections.IEnumerable.GetEnumerator ()
{
return _items.GetEnumerator ();
}
#endregion
#region IReadOnlyList implementation
public Person this [int index] {
get {
return _items [index];
}
}
#endregion
#region IReadOnlyCollection implementation
public int Count {
get {
return _items.Count;
}
}
#endregion
}
protected override void Init ()
{
_itemsSource = new Source();
_listview = new ListView {
ItemsSource = _itemsSource
};
var btn = new Button { Text = "Set selected", AutomationId="btnSelect" };
btn.Clicked+= (object sender, EventArgs e) => {
_listview.SelectedItem = _itemsSource [0];
};
Content = new StackLayout { Children = { btn, _listview } };
}
protected override void OnAppearing ()
{
base.OnAppearing ();
}
}
}
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