defines.h

/**
 * Whiteboard session manager
 * Definitions
 * 
 * Authors:
 * David Yip <yipdw@rose-hulman.edu>
 *
 * Copyright (c) 2005 Authors
 *
 * Released under GNU GPL, read the file 'COPYING' for more information
 */

#ifndef __WHITEBOARD_DEFINES_H__
#define __WHITEBOARD_DEFINES_H__

#include "jabber_whiteboard/message-tags.h"
#include "jabber_whiteboard/internal-constants.h"

namespace Inkscape {

namespace Whiteboard {

// message types
// explicitly numbered to aid protocol description later on
enum MessageType {
    // image and internal data
    CHANGE_NOT_REPEATABLE = 0,
      CHANGE_REPEATABLE = 1,
      DUMMY_CHANGE = 2,
      CHANGE_COMMIT = 3,
      DOCUMENT_BEGIN = 4,
      DOCUMENT_END = 5,
    // 1-1 connections
    CONNECT_REQUEST_USER = 6,
      CONNECT_REQUEST_RESPONSE_USER = 7, 
    // chat connections
    CONNECT_REQUEST_RESPONSE_CHAT = 8,
      // chatroom document synchronization
      CHATROOM_SYNCHRONIZE_REQUEST = 9, 
      CHATROOM_SYNCHRONIZE_RESPONSE = 10,
    // requests
    DOCUMENT_SENDER_REQUEST = 11,
      DOCUMENT_SENDER_REQUEST_RESPONSE = 12, 
      DOCUMENT_REQUEST = 13,
    // notifications
    CONNECTED_SIGNAL = 14,
      DISCONNECTED_FROM_USER_SIGNAL = 15,
      // error responses
      CONNECT_REQUEST_REFUSED_BY_PEER = 16, 
      UNSUPPORTED_PROTOCOL_VERSION = 17,
      ALREADY_IN_SESSION = 18,
      
      // error cases, i.e. garbled messages or bad clients.  These should
      // never actually be transmitted
      UNKNOWN = 21
};

// Responses to whiteboard invitations
enum InvitationResponses {
      ACCEPT_INVITATION,
      ACCEPT_INVITATION_IN_NEW_WINDOW,
      DECLINE_INVITATION,
      PEER_ALREADY_IN_SESSION
};

// Message handler modes
enum HandlerMode {
      DEFAULT,
      PRESENCE,
      ERROR
};

// Actions to pass to the node tracker when we modify a node in 
// the document tree upon event serialization
enum NodeTrackerAction {
      NODE_ADD,
      NODE_REMOVE,
      NODE_UNKNOWN
};

}

}



#endif

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