Delegate.CombineImpl(Delegate) Method
Definition
Important
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Concatenates the invocation lists of the specified multicast (combinable) delegate and the current multicast (combinable) delegate.
protected:
virtual Delegate ^ CombineImpl(Delegate ^ d);
protected virtual Delegate CombineImpl (Delegate? d);
protected virtual Delegate CombineImpl (Delegate d);
abstract member CombineImpl : Delegate -> Delegate
override this.CombineImpl : Delegate -> Delegate
Protected Overridable Function CombineImpl (d As Delegate) As Delegate
Parameters
- d
- Delegate
The multicast (combinable) delegate whose invocation list to append to the end of the invocation list of the current multicast (combinable) delegate.
Returns
A new multicast (combinable) delegate with an invocation list that concatenates the invocation list of the current multicast (combinable) delegate and the invocation list of d
, or the current multicast (combinable) delegate if d
is null
.
Exceptions
Always thrown.
Remarks
This method applies only if the current delegate is multicast (combinable).
The current implementation simply throws a MulticastNotSupportedException.
The invocation list can contain duplicate entries; that is, entries that refer to the same method on the same object.