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NPT_MessageHandlerProxy Class Reference
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Public Member Functions

 NPT_MessageHandlerProxy (NPT_MessageHandler *handler)
 Create a proxy for a message handler. More...
 
void OnMessage (NPT_Message *) override
 
NPT_Result HandleMessage (NPT_Message *message) override
 
void DetachHandler ()
 Detach the proxy from the handler implementation. More...
 
void AddReference ()
 Increment the reference count.
 
void Release ()
 Decrement the reference count and delete if 0.
 

Constructor & Destructor Documentation

◆ NPT_MessageHandlerProxy()

NPT_MessageHandlerProxy::NPT_MessageHandlerProxy ( NPT_MessageHandler handler)

Create a proxy for a message handler.

All calls to HandleMessage() and OnMessage() on the proxy are automatically forwarded to the handler. This class is useful in cases where a handler is passed asynchronously (for example in a message queue) and one wishes to guarantee right away that no more calls to the handler will be made (because, for example, the handler needs to be deleted).

The proxy object keeps a pointer to the handler, but does not own it.

Member Function Documentation

◆ DetachHandler()

void NPT_MessageHandlerProxy::DetachHandler ( )

Detach the proxy from the handler implementation.

After this call returns, calls will no longer be forwarded to the handler object. It is then safe, for example, to delete the handler.


The documentation for this class was generated from the following files: