// $Revision: 1.3 $
// Copyright (c) 1994-1995 Taligent, Inc. All Rights Reserved.
// Notification sample

#ifndef TaligentSamples_SENDER
#include "Sender.h"
#endif

#ifndef TaligentSamples_LONGNOTIFICATION
#include "LongNotification.h"
#endif

// ========================================================================================

TSender::TSender()
    : TNotifier(), fValue(0)
{
}

TSender::~TSender()
{
}

long TSender::GetValue() const
{
    return fValue;
}

void TSender::SetValue(long value)
{
    if (value != fValue) {
        TLongNotification notification(GetValueChangedInterest(), fValue);
        fValue = value;
        Notify(notification);
    }
}

TInterest TSender::GetValueChangedInterest() const
{
    static const TToken kValueChanged("ValueChanged");
    // Cast away const.
    return TInterest((TNotifier*)this, kValueChanged);
}