CanExecuteChangedEventManager.Purge(Object, Object, Boolean) Method
Definition
Important
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Removes inactive listener entries from the data list for the provided source.
protected:
override bool Purge(System::Object ^ source, System::Object ^ data, bool purgeAll);
protected override bool Purge (object source, object data, bool purgeAll);
override this.Purge : obj * obj * bool -> bool
Protected Overrides Function Purge (source As Object, data As Object, purgeAll As Boolean) As Boolean
Parameters
- source
- Object
The source for events being listened to.
- data
- Object
The data to check. This object is expected to be a WeakEventManager.ListenerList implementation.
- purgeAll
- Boolean
true
to stop listening to source
, and completely remove all entries from data
.
Returns
true
if some entries were actually removed; otherwise, false
.