virtual bool mergeBuffersPermanently(const UserId &user, const BufferId &bufferId1, const BufferId &bufferId2);
virtual void setBufferLastSeenMsg(UserId user, const BufferId &bufferId, const MsgId &msgId);
virtual QHash<BufferId, MsgId> bufferLastSeenMsgIds(UserId user);
+ virtual void setBufferMarkerLineMsg(UserId user, const BufferId &bufferId, const MsgId &msgId);
+ virtual QHash<BufferId, MsgId> bufferMarkerLineMsgIds(UserId user);
/* Message handling */
virtual bool logMessage(Message &msg);