guieventthread.hxx

SIP（Session Initiation Protocol）是由IETF定义

#ifndef GuiEventThread_hxx
#define GuiEventThread_hxx

/* ====================================================================
 * The Vovida Software License, Version 1.0 
 * 
 * Copyright (c) 2000 Vovida Networks, Inc.  All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 * 
 * 3. The names "VOCAL", "Vovida Open Communication Application Library",
 *    and "Vovida Open Communication Application Library (VOCAL)" must
 *    not be used to endorse or promote products derived from this
 *    software without prior written permission. For written
 *    permission, please contact [e-mail].
 *
 * 4. Products derived from this software may not be called "VOCAL", nor
 *    may "VOCAL" appear in their name, without prior written
 *    permission of Vovida Networks, Inc.
 * 
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 * ====================================================================
 * 
 * This software consists of voluntary contributions made by Vovida
 * Networks, Inc. and many individuals on behalf of Vovida Networks,
 * Inc.  For more information on Vovida Networks, Inc., please see
 * <http://www.vovida.org/>.
 *
 */


static const char* const GuiEventThread_hxx_Version = 
    "$Id: GuiEventThread.hxx,v 1.3.12.1 2003/03/03 20:14:37 sprajpat Exp $";


#include <string>
#include "Fifo.h"
#include "Sptr.hxx"
#include "ThreadIf.hxx"
#include "SipEvent.hxx"
#include "UaCallControl.hxx"

using Vocal::Fifo;
using Vocal::SipProxyEvent;
using std::string;

namespace Vocal
{

namespace UA
{

/** GuiEventThread is derived from ThreadIf. 
 *  The thread waits for a GuiEvent on a named pipe and dispatches 
 *  to the worker thread when received one.
 */
class GuiEventThread: public ThreadIf
{
    public:
        /** Create the Gui thread given fifo to put the events into
         */
        GuiEventThread( Sptr < Fifo < Sptr < SipProxyEvent > > > inputFifo, int readFd) ;


        /** Virtual destructor
         */
        virtual ~GuiEventThread() { };


        /** Indicates to the thread that it needs to cease processing.
         */
        virtual void shutdown();

    protected:
        /** The method that does the work of distributing the sip events
         *  to the builder.
         */
        virtual void thread();


    private:
        /** Incoming sip events will come through this fifo. They will then
         *  be distributed to the builder.
         */
        Sptr < Fifo < Sptr < SipProxyEvent > > > myFifo;
        ///
        int myReadFd;


        /** Suppress copying
         */
        GuiEventThread(const GuiEventThread &);
        
        
        /** Suppress copying
         */
        const GuiEventThread & operator=(const GuiEventThread &);
};

}
}

#endif