messageeventfilter.h

/*
  Copyright (c) 2005-2008 by Jakob Schroeter <js@camaya.net>
  This file is part of the gloox library. http://camaya.net/gloox

  This software is distributed under a license. The full license
  agreement can be found in the file LICENSE in this distribution.
  This software may not be copied, modified, sold or distributed
  other than expressed in the named license agreement.

  This software is distributed without any warranty.
*/


#ifndef MESSAGEVENTFILTER_H__
#define MESSAGEVENTFILTER_H__

#include "messagefilter.h"
#include "gloox.h"

namespace gloox
{

  class Tag;
  class Stanza;
  class MessageEventHandler;
  class MessageSession;

  class GLOOX_API MessageEventFilter : public MessageFilter
  {
    public:
      MessageEventFilter( MessageSession *parent,
                          int defaultEvents = MessageEventOffline | MessageEventDelivered
                                              | MessageEventDisplayed | MessageEventComposing );

      virtual ~MessageEventFilter();

      void raiseMessageEvent( MessageEventType event );

      void registerMessageEventHandler( MessageEventHandler *meh );

      void removeMessageEventHandler();

      // reimplemented from MessageFilter
      virtual void decorate( Tag *tag );

      // reimplemented from MessageFilter
      virtual void filter( Stanza *stanza );

    private:
      MessageEventHandler *m_messageEventHandler;
      std::string m_lastID;
      int m_requestedEvents;
      int m_defaultEvents;
      MessageEventType m_lastSent;
      bool m_disable;

  };

}

#endif // MESSAGEVENTFILTER_H__