public static T GetValue <T>(this UserControl self, DependencyProperty dp)
{
return((T)self.GetValue(dp));
}
/// <summary>
/// Gets the view model instance attached to the specified control.
/// </summary>
/// <param name="userControl">The control to lookup.</param>
/// <returns>The view model if one is associated with the control; null otherwise.</returns>
public static object GetViewModel(UserControl userControl)
{
return userControl.GetValue(ViewModelProperty);
}