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/* -*- C++ -*- */
// $Id$
// ============================================================================
//
// = LIBRARY
// EventComm
//
// = FILENAME
// Consumer_Input_Handler.h
//
// = AUTHOR
// Douglas C. Schmidt (schmidt@cs.wustl.edu)
//
// ============================================================================
#ifndef CONSUMER_INPUT_HANDLER_H
#define CONSUMER_INPUT_HANDLER_
#include "ace/Service_Config.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
// Forward declaration.
class Consumer_Handler;
class Consumer_Input_Handler : public ACE_Event_Handler
{
// = TITLE
// Handles input events generated from a keyboard.
//
// = DESCRIPTION
// This class holds a <Consumer_Handler> object. It accepts input
// from the user and passes events to the <Notifier>. It also
// initiates shutdown.
public:
// Initialization and termination methods.
Consumer_Input_Handler(void);
// Constructor.
~Consumer_Input_Handler (void);
// Destructor.
int initialize (Consumer_Handler *);
// registers the input event handler.
// returns 0 on success, -1 on error.
virtual int handle_input (ACE_HANDLE);
// Dispatch the callback when events occur.
int close (void);
// Close down the handler.
int consumer_initiated_shutdown (void);
// Report whether the Consumer initiated the shutdown.
void consumer_initiated_shutdown (int);
// Indicate that the Consumer initiated the shutdown.
private:
Consumer_Handler *receiver_handler_;
// Pointer to the <Consumer_Handler> that receives notifications
// from the <Event_Comm::Notifier>.
int consumer_initiated_shutdown_;
// Keep track of whether the Consumer initiated the shutdown.
};
#endif /* CONSUMER_INPUT_HANDLER_H */
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