public static WeakMulticastDelegate CombineUnique(WeakMulticastDelegate weakDelegate, Delegate realDelegate)
{
if (realDelegate == null)
{
return(null);
}
if (weakDelegate != null)
{
return(weakDelegate.CombineUnique(realDelegate));
}
return(new WeakMulticastDelegate(realDelegate));
}
/// <summary>
/// Combines a weak multicast delegate with a normal delegate
/// and makes sure the normal delegate has not been added yet.
/// </summary>
/// <param name="weakDelegate">the weak multicast delegate</param>
/// <param name="realDelegate">the normal delegate</param>
/// <returns>the new combined weak multicast delegate</returns>
public static WeakMulticastDelegate CombineUnique(WeakMulticastDelegate weakDelegate, Delegate realDelegate)
{
if (realDelegate == null)
return null;
return (weakDelegate == null) ? new WeakMulticastDelegate(realDelegate) : weakDelegate.CombineUnique(realDelegate);
}
public static WeakMulticastDelegate CombineUnique(WeakMulticastDelegate weakDelegate, Delegate realDelegate)
{
WeakMulticastDelegate result;
if (realDelegate == null)
{
result = null;
}
else
{
result = ((weakDelegate == null) ? new WeakMulticastDelegate(realDelegate) : weakDelegate.CombineUnique(realDelegate));
}
return(result);
}