Source: sysadm/AttrListener.h


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//
// AttrListener.h
//
//	Get notification when Attributes change.
//
//
//  Copyright (c) 1998, 2000 Silicon Graphics, Inc.  All Rights Reserved.
//  
//  This program is free software; you can redistribute it and/or modify
//  it under the terms of version 2.1 of the GNU Lesser General Public
//  License as published by the Free Software Foundation.
//  
//  This program is distributed in the hope that it would be useful, but
//  WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
//  
//  Further, this software is distributed without any warranty that it is
//  free of the rightful claim of any third person regarding infringement
//  or the like.  Any license provided herein, whether implied or
//  otherwise, applies only to this software file.  Patent licenses, if
//  any, provided herein do not apply to combinations of this program
//  with other software, or any other product whatsoever.
//  
//  You should have received a copy of the GNU Lesser General Public
//  License along with this program; if not, write the Free Software
//  Foundation, Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307,
//  USA.
//  
//  Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
//  Mountain View, CA 94043, or http://www.sgi.com/
//  
//  For further information regarding this notice, see:
//  http://oss.sgi.com/projects/GenInfo/NoticeExplan/
//

#ifndef _SYSADM_ATTR_LISTENER_H
#define _SYSADM_ATTR_LISTENER_H
#ident "$Revision: 1.6 $"

#include <sysadm/AttrEvent.h>

BEGIN_NAMESPACE(sysadm);

/**
*  AttrListener is used for getting notified when an Attribute within
*  an AttrBundle changes.
*/
class AttrListener {
  public:

    /**
    *  Destructor.
    */
    virtual ~AttrListener();

    /**
    *  Called when an Attribute within an AttrBundle changes.
    */
    virtual void attrChanged(const AttrEvent& event) = 0;
};

END_NAMESPACE(sysadm);
#endif  //  _SYSADM_ATTR_LISTENER_H

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