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/* -*- C++ -*- */
// $Id$
// ============================================================================
//
// = LIBRARY
// EventComm
//
// = FILENAME
// Consumer_Input_Handler.h
//
// = AUTHOR
// Douglas C. Schmidt (schmidt@cs.wustl.edu)
//
// ============================================================================
#if !defined (CONSUMER_INPUT_HANDLER_H)
#define CONSUMER_INPUT_HANDLER_
#include "ace/Service_Config.h"
// Forward declaration.
class Consumer_Handler;
class Consumer_Input_Handler : public ACE_Service_Object
{
// = 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);
~Consumer_Input_Handler (void);
int initialize (Consumer_Handler *,
ACE_HANDLE h = 0);
virtual int handle_input (ACE_HANDLE);
// Dispatch the callback when events occur.
virtual int handle_close (ACE_HANDLE = ACE_INVALID_HANDLE,
ACE_Reactor_Mask = ACE_Event_Handler::NULL_MASK);
// 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:
virtual ACE_HANDLE get_handle (void) const;
ACE_HANDLE handle_;
// ACE_HANDLE where the input comes from.
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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