private void HandleRefresh(object sender, ExecutedRoutedEventArgs e)
{
Cursor saveCursor = Mouse.OverrideCursor;
Mouse.OverrideCursor = Cursors.Wait;
try
{
object currentTarget = CurrentSelection != null ? CurrentSelection.Target : null;
_visualTreeItems.Clear();
Root = VisualTreeItem.Construct(_root, null);
if (currentTarget != null)
{
VisualTreeItem visualItem = FindItem(currentTarget);
if (visualItem != null)
{
CurrentSelection = visualItem;
}
}
SetFilter(_filter);
}
finally
{
Mouse.OverrideCursor = saveCursor;
}
}
private void Load(object localRoot)
{
_root = localRoot;
_visualTreeItems.Clear();
Root = VisualTreeItem.Construct(localRoot, null);
CurrentSelection = _rootVisualTreeItem;
SetFilter(_filter);
OnPropertyChanged("Root");
}