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/* -*- C++ -*- */
//=============================================================================
/**
* @file Supplier_Input_Handler.h
*
* Handle input from the keyboard.
*
* @author Douglas C. Schmidt (schmidt@cs.wustl.edu) and Pradeep Gore (pradeep@cs.wustl.edu)
*/
//=============================================================================
#ifndef SUPPLIER_INPUT_HANDLER_H
#define SUPPLIER_INPUT_HANDLER_H
#include "ace/Service_Config.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
// Forward declaration.
class Notifier_Handler;
/**
* @class Supplier_Input_Handler
*
* @brief Handles input events generated from a keyboard.
*
* The events are currently framed and forwarded to all Consumers.
* In the future, we will need to be more selective and only send
* to those Consumers whose filtering criteria matches!
*/
class Supplier_Input_Handler : public ACE_Event_Handler
{
public:
// = Initialization and termination methods.
/// Constructor.
Supplier_Input_Handler (void);
/// Destructor.
~Supplier_Input_Handler (void);
/// Initialization.
int initialize (Notifier_Handler *);
/// Frame input events and notify <Consumers>.
virtual int handle_input (ACE_HANDLE);
/// Close down the handler.
int close (void);
protected:
/// Pointer to a <Notifier_Handler> that's used to inform Consumers
/// that events of interest have occurred.
Notifier_Handler *notifier_;
};
#endif /* SUPPLIER_INPUT_HANDLER_H */
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