class XEventBroker

Event listener registration

Inheritance:

Public Methods
virtual ~XEventBroker(): Destructs the object's instance
virtual void AddListener(unsigned long __Listener, unsigned __Class): Registers an event listener for the specified event class.
virtual void DelListener(unsigned long __Listener, unsigned __Class): Removes the event listener for the specified event class.
virtual void DelListener(unsigned long __Listener): Removes the specified event listener for all event classes.
virtual void HandleEvent(XEvent *__Event): Handles an incoming event and distributes it to all registered listeners.
virtual bool SendMessage(unsigned long __Receiver, unsigned long __Class, long __Message): Sends a "long" message.
virtual bool SendMessage(unsigned long __Receiver, unsigned long __Class, void *__Body, unsigned long __Size): Sends a "void *" message.

Event listener registration


Parameters:: __Listener - object id of listener
__Class - event class


Parameters:: __Listener - object id of listener
__Class - event class

Handles an incoming event and distributes it to all registered listeners.


Returns:: false if receiver does not exist
Parameters:: __Receiver - destination object id
__Class - message class
__Message - the message itself


Returns:: false if receiver does not exist
Parameters:: __Receiver - destination object id
__Class - message class
__Body - the message itself
__Size - size of __Body pointer