/// <summary>
/// Provides a deterministic way to create the ZoomSliderVMStatic property
/// </summary>
public static void CreateZoomSliderVM()
{
if (zoomSliderVM == null)
{
zoomSliderVM = new ZoomSliderViewModel();
}
}
/// <summary>
/// Provides a deterministic way to delete the ZoomSliderVMStatic property
/// </summary>
public static void ClearZoomSliderVM()
{
zoomSliderVM.Cleanup();
zoomSliderVM = null;
}