void ResourceColumnSorting(object sender, SortingCancellableEventArgs e)
{
if (_previousResourceDirection == null)
{
_previousResourceDirection = ListSortDirection.Ascending;
}
Sort(sender, e);
}
void Sort(object sender, SortingCancellableEventArgs e)
{
var dataGrid = (XamGrid)sender;
var column = e.Column;
var direction = _previousServerDirection != ListSortDirection.Ascending ? ListSortDirection.Ascending : ListSortDirection.Descending;
_previousServerDirection = direction;
var collectionView = CollectionViewSource.GetDefaultView(dataGrid.ItemsSource);
var lcv = (ListCollectionView)collectionView;
var comparer = new CounterByResoureEqualityComparer(direction, column.Key);
lcv.CustomSort = comparer;
dataGrid.ItemsSource = lcv;
e.Cancel = true;
}
