/// <summary>
/// Opens the editor, binding it to a temporary copy of the current location
/// that can be saved, or discarded if the user dismisses the editor.
/// </summary>
/// <param name="location"></param>
private void EditLocation(LocationData location)
{
this.locationInEdit = location;
var element = this.GetTemplateRootForLocation(location);
var flyout = Flyout.GetAttachedFlyout(element) as Flyout;
(flyout.Content as FrameworkElement).DataContext = location.Clone();
flyout.ShowAt(element);
}