enum ReceiptState {ReceiptRequested, ReceiptReceived, ReceiptFailed};

enum Tristate {Yes, No, Maybe};

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

enum RoomAction {ChangeSubject, Configure, Affiliations, Destroy, Invite};

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

enum WhiteboardSessionState {WhiteboardAccepted, WhiteboardTerminated, WhiteboardRejected};

enum BlockingState {BlockingUnsupported, IsBlocked, IsUnblocked};

enum Direction { UnknownDirection, DefaultDirection };

enum MUCType { StandardMUC, ImpromptuMUC };

ChatWindow() {}

virtual ~ChatWindow() {}

/** Add message to window.

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

*/

virtual std::string addMessage(const ChatMessage& message, const std::string& senderName, bool senderIsSelf, boost::shared_ptr<SecurityLabel> label, const std::string& avatarPath, const boost::posix_time::ptime& time, const HighlightAction& highlight) = 0;

/** Adds action to window.

virtual void setFileTransferEnabled(Tristate enabled) = 0;

virtual void setUnreadMessageCount(int count) = 0;

virtual void convertToMUC(MUCType mucType) = 0;

// virtual TreeWidget *getTreeWidget() = 0;

virtual void setSecurityLabelsError() = 0;

virtual SecurityLabelsCatalog::Item getSelectedSecurityLabel() = 0;

virtual void setInputEnabled(bool enabled) = 0;

virtual void setRosterModel(Roster* model) = 0;

virtual void setTabComplete(TabComplete* completer) = 0;

virtual void setAckState(const std::string& id, AckState state) = 0;

virtual void flash() = 0;

virtual void setSubject(const std::string& subject) = 0;

virtual void setAffiliations(MUCOccupant::Affiliation, const std::vector<JID>&) = 0;

virtual void setAvailableRoomActions(const std::vector<RoomAction> &actions) = 0;

virtual void setBlockingState(BlockingState state) = 0;

virtual void setCanInitiateImpromptuChats(bool supportsImpromptu) = 0;

virtual void showBookmarkWindow(const MUCBookmark& bookmark) = 0;

/**