enum AckState {Pending, Received, Failed};

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 };

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 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 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 replaceLastMessage(const ChatMessage& message) = 0;

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

virtual void flash() = 0;