| private static OnAutoCompleteItemsSource ( object sender, System.Windows.DependencyPropertyChangedEventArgs e ) : void | ||
| sender | object | |
| e | System.Windows.DependencyPropertyChangedEventArgs | |
| return | void | |
private static void OnAutoCompleteItemsSource(object sender, DependencyPropertyChangedEventArgs e)
{
var tb = sender as TextBox;
if (tb == null)
return;
//If we're being removed, remove the callbacks
if (e.NewValue == null)
{
tb.TextChanged -= OnTextChanged;
tb.KeyDown -= OnPreviewKeyDown;
}
else
{
//New source. Add the callbacks
tb.TextChanged += OnTextChanged;
tb.KeyDown += OnPreviewKeyDown;
}
}
