Method Detail

• callback

  int callback(int selector,
               Object parm)

  A generic callback function. Any class which needs to support callback can implement callback and pass a reference to itself to the function that does the callback.

  Parameters:

  selector - An indicator of the function to be performed. Interpretation is determined by the implementing class.

  parm - Whatever data may be appropriate to the callback.

  Returns:

  As specified by the implementing class.