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using System;
using System.Collections;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.ComponentModel;
using System.Globalization;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Data;
namespace Tango.SharedUI.Converters
{
public class ObservableCollectionToViewSourceConverter : IValueConverter
{
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
String sortMember = parameter != null ? parameter.ToString() : null;
IList list = value as IList;
if (list != null)
{
var view = CollectionViewSource.GetDefaultView(list);
view.SortDescriptions.Clear();
//Delay because the DataGrid clears the sort description after source change.
Task.Factory.StartNew(() =>
{
Thread.Sleep(10);
Application.Current.Dispatcher.BeginInvoke(new Action(() =>
{
view.SortDescriptions.Add(new SortDescription(sortMember, ListSortDirection.Ascending));
view.Refresh();
}));
});
return view;
}
return value;
}
public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
{
throw new NotImplementedException();
}
}
}
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