Source: sysadm/AttrEvent.h


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//
// AttrEvent.h
//
//	Notification of Attribute changes.
//
//
//  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_SYSADM_ATTR_EVENT_H
#define _SYSADM_SYSADM_ATTR_EVENT_H
#ident "$Revision: 1.6 $"

#include <sysadm/sysadm.h>

BEGIN_NAMESPACE(sysadm);

class AttrBundle;
class Attribute;

/**
*  AttrEvent is sent to AttrListeners to notify them that an Attribute
*  has changed.
*/
class AttrEvent {
  public:

    /**
    *  Construct an AttrEvent.
    */
    AttrEvent(const AttrBundle& source, const Attribute& changedAttr);

    /**
    *  Accessor for the AttrBundle whose Attribute changed.
    */
    const AttrBundle& getSource() const;

    /**
    *  Accessor for the Attribute that changed.
    */
    const Attribute& getChangedAttr() const;

  private:

    // Intentionally undefined.
    AttrEvent(const AttrEvent&);
    AttrEvent& operator=(const AttrEvent&);

    const AttrBundle& _source;
    const Attribute& _changedAttr;
};

END_NAMESPACE(sysadm);
#endif  //  _SYSADM_SYSADM_ATTR_EVENT_H

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