#include "Swiften/Base/boost_bsignals.h"

#include <boost/shared_ptr.hpp>

#include <boost/date_time/posix_time/posix_time.hpp>

#include <vector>

#include <string>

#include <Swiften/Elements/SecurityLabelsCatalog.h>

#include <Swiften/Elements/ChatState.h>

#include <Swiften/Elements/Form.h>

namespace Swift {

class AvatarManager;

class TreeWidget;

class Roster;

class TabComplete;

class RosterItem;

class ContactRosterItem;

class FileTransferController;

class ChatWindow {

public:

enum AckState {Pending, Received, Failed};

enum Tristate {Yes, No, Maybe};

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

ChatWindow() {}

virtual ~ChatWindow() {};

/** Add message to window.

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

*/

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

/** Adds action to window.

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 std::string& message) = 0;

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

virtual void flash() = 0;

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

/**

* Set an alert on the window.

* @param alertText Description of alert (required).

* @param buttonText Button text to use (optional, no button is shown if empty).

*/

virtual void setAlert(const std::string& alertText, const std::string& buttonText = "") = 0;

/**

* Removes an alert.

boost::signal<void ()> onUserCancelsTyping;

boost::signal<void ()> onAlertButtonClicked;

boost::signal<void (ContactRosterItem*)> onOccupantSelectionChanged;

boost::signal<void (ChatWindow::OccupantAction, ContactRosterItem*)> onOccupantActionSelected;

boost::signal<void (const std::string&)> onChangeSubjectRequest;

boost::signal<void (Form::ref)> onConfigureRequest;

boost::signal<void ()> onDestroyRequest;

boost::signal<void (const JID&, const std::string& /*reason*/)> onInvitePersonToThisMUCRequest;

boost::signal<void ()> onConfigurationFormCancelled;

// File transfer related

boost::signal<void (std::string /* id */)> onFileTransferCancel;

boost::signal<void (std::string /* id */, std::string /* description */)> onFileTransferStart;

boost::signal<void (std::string /* id */, std::string /* path */)> onFileTransferAccept;

boost::signal<void (std::string /* path */)> onSendFileRequest;

};

}

#endif