protected override void OnClosed(EventArgs e)
{
base.OnClosed(e);
ExportJointListVM vm = DataContext as ExportJointListVM;
vm.Close();
}
void SetupDataContext()
{
ExportJointListVM vm = new ExportJointListVM();
DataContext = vm;
if (vm.CloseAction == null)
{
vm.CloseAction = new Action(Close);
}
}