/// <summary>
/// Provides a deterministic way to create the ITNLineItemViewModel property.
/// </summary>
public static void CreateITNLineItemViewModel()
{
if (_ITNLineItemViewModel == null)
{
_ITNLineItemViewModel = new ITNLineItemViewModel();
}
}
/// <summary>
/// Provides a deterministic way to delete the ITNLineItemViewModel property.
/// </summary>
public static void ClearITNLineItemViewModel()
{
_ITNLineItemViewModel.Cleanup();
_ITNLineItemViewModel = null;
}