class Roster;

class TabComplete;

class RosterItem;

class ContactRosterItem;

class FileTransferController;

class ChatWindow {

public:

enum AckState {Pending, Received, Failed};

enum Tristate {Yes, No, Maybe};

enum OccupantAction {Kick, Ban, MakeModerator, MakeParticipant, MakeVisitor};

enum FileTransferState {WaitingForAccept, Negotiating, Transferring, Canceled, Finished, FTFailed};

ChatWindow() {}

virtual ~ChatWindow() {};

/** Add message to window.

* @return id of added message (for acks).

*/

virtual void addErrorMessage(const std::string& message) = 0;

virtual void replaceMessage(const std::string& message, const std::string& id, const boost::posix_time::ptime& time) = 0;

// File transfer related stuff

virtual std::string addFileTransfer(const std::string& senderName, bool senderIsSelf, const std::string& filename, const boost::uintmax_t sizeInBytes) = 0;

virtual void setFileTransferProgress(std::string, const int percentageDone) = 0;

virtual void setFileTransferStatus(std::string, const FileTransferState state, const std::string& msg = "") = 0;

virtual void addMUCInvitation(const JID& jid, const std::string& reason, const std::string& password) = 0;

virtual void setContactChatState(ChatState::ChatStateType state) = 0;

virtual void setName(const std::string& name) = 0;

virtual void show() = 0;

virtual void activate() = 0;

virtual void setAvailableSecurityLabels(const std::vector<SecurityLabelsCatalog::Item>& labels) = 0;

virtual void setSecurityLabelsEnabled(bool enabled) = 0;

virtual void setCorrectionEnabled(Tristate enabled) = 0;

virtual void setUnreadMessageCount(int count) = 0;

virtual void convertToMUC() = 0;