private static void GridViewColumnHeaderClickedHandler(object sender, RoutedEventArgs e)
{
GridViewColumnHeader headerClicked = e.OriginalSource as GridViewColumnHeader;
ListSortDirection direction;
if (headerClicked != null)
{
if (headerClicked != _lastHeaderClicked)
{
direction = ListSortDirection.Ascending;
}
else
{
if (_lastDirection == ListSortDirection.Ascending)
{
direction = ListSortDirection.Descending;
}
else
{
direction = ListSortDirection.Ascending;
}
}
string header = String.Empty;
try
{
header = ((Binding)ListViewSorter.GetSortBindingMember(headerClicked.Column)).Path.Path;
}
catch (Exception ex)
{
string msg = ex.Message;
}
if (header == String.Empty)
{
return;
}
Sort(header, direction);
string resourceTemplateName = String.Empty;
DataTemplate tmpTemplate;
//if (_lastHeaderClicked != null)
//{
// resourceTemplateName = "HeaderTemplateSortNon";
// tmpTemplate = lv.TryFindResource(resourceTemplateName) as DataTemplate;
// _lastHeaderClicked.Column.HeaderTemplate = tmpTemplate;
//}
switch (direction)
{
case ListSortDirection.Ascending: resourceTemplateName = "HeaderTemplateSortAsc"; break;
case ListSortDirection.Descending: resourceTemplateName = "HeaderTemplateSortDesc"; break;
}
tmpTemplate = lv.TryFindResource(resourceTemplateName) as DataTemplate;
if (tmpTemplate != null)
{
headerClicked.Column.HeaderTemplate = tmpTemplate;
}
_lastHeaderClicked = headerClicked;
_lastDirection = direction;
}
}
