/// <summary>
/// Extends BeginInvoke so that when a state object is not needed, null does not need to be passed.
/// <example>
/// propertyvalueuiiteminvokehandler.BeginInvoke(context, descriptor, invokedItem, callback);
/// </example>
/// </summary>
public static IAsyncResult BeginInvoke(this PropertyValueUIItemInvokeHandler propertyvalueuiiteminvokehandler, System.ComponentModel.ITypeDescriptorContext context, System.ComponentModel.PropertyDescriptor descriptor, PropertyValueUIItem invokedItem, AsyncCallback callback)
{
if (propertyvalueuiiteminvokehandler == null)
{
throw new ArgumentNullException("propertyvalueuiiteminvokehandler");
}
return(propertyvalueuiiteminvokehandler.BeginInvoke(context, descriptor, invokedItem, callback, null));
}
