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message-node.h

/**
 * Whiteboard message queue and queue handler functions
 * Node for storing messages in message queues
 * 
 * Authors:
 * David Yip <yipdw@rose-hulman.edu>
 *
 * Copyright (c) 2005 Authors
 *
 * Released under GNU GPL, read the file 'COPYING' for more information
 */

#ifndef __WHITEBOARD_MESSAGE_NODE_H__
#define __WHITEBOARD_MESSAGE_NODE_H__

#include <string>
#include <glibmm.h>

#include "gc-managed.h"
#include "gc-anchored.h"
#include "gc-finalized.h"

namespace Inkscape {

namespace Whiteboard {

/**
 * Encapsulates a document change message received by or sent to an Inkboard client.
 *
 * Received messages that end up in a MessageNode are of the following types:
 * <ol>
 *    <li>CHANGE_REPEATABLE</li>
 *    <li>CHANGE_NOT_REPEATABLE</li>
 *    <li>CHANGE_COMMIT</li>
 *    <li>DOCUMENT_BEGIN</li>
 *    <li>DOCUMENT_END</li>
 *    <li>DUMMY_CHANGE</li>
 * </ol>
 *
 * This class is intended for use in MessageQueues, although it could potentially
 * see use outside of that context.
 *
 * \see Inkscape::Whiteboard::MessageQueue
 */
00045 class MessageNode : public GC::Managed<>, public GC::Anchored, public GC::Finalized {
public:
      /**
       * Constructor.
       *
       * \param seq The sequence number of the message being encapsulated.
       * \param sender The sender of the message.
       * \param recip The intended recipient. 
       * \param message_body The body of the message.
       * \param type The type of the message.
       * \param chatroom Whether or not this message is to be sent to / was received from a chatroom.
       */
00057       MessageNode(unsigned int seq, std::string sender, std::string recip, Glib::ustring const& message_body, MessageType type, bool document, bool chatroom) :
            _seq(seq), _type(type), _message(message_body), _document(document), _chatroom(chatroom)
      {
            this->_sender = sender;
            this->_recipient = recip;
      }

    virtual ~MessageNode() 
      {
//          g_log(NULL, G_LOG_LEVEL_DEBUG, "MessageNode destructor");
            /*
            if (this->_message) {
                  delete this->_message;
            }
            */
      }

      unsigned int sequence()
      {
            return this->_seq;
      }

      MessageType type()
      {
            return this->_type;
      }

      bool chatroom()
      {
            return this->_chatroom;
      }

      bool document()
      {
            return this->_document;
      }

      std::string recipient()
      {
            return this->_recipient;
      }

      std::string sender()
      {
            return this->_sender;
      }

      Glib::ustring const& message()
      {
            return this->_message;
      }

private:
      unsigned int _seq;
      std::string _sender;
      std::string _recipient;
      MessageType _type;
      Glib::ustring _message;
      bool _document;
      bool _chatroom;
};

}

}

#endif

/*
  Local Variables:
  mode:c++
  c-file-style:"stroustrup"
  c-file-offsets:((innamespace . 0)(inline-open . 0))
  indent-tabs-mode:nil
  fill-column:99
  End:
*/
// vim: filetype=c++:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :

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