source: psi/trunk/src/psievent.h@ 20

/*
 * psievent.h - events
 * Copyright (C) 2001, 2002  Justin Karneges
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */

#ifndef PSIEVENT_H
#define PSIEVENT_H

#include <qdatetime.h>
#include <qobject.h>
#include <qptrlist.h>
#include <qdom.h>
#include <qguardedptr.h>

#include"im.h"

namespace XMPP
{
        class FileTransfer;
};

using namespace XMPP;

class PsiCon;
class PsiAccount;


class PsiEvent : public QObject
{
        Q_OBJECT
public:
        PsiEvent(PsiAccount *);
        PsiEvent(const PsiEvent &);
        virtual ~PsiEvent() = 0;

        enum {
                Message,
                Auth,
                PGP,
                File
        };
        virtual int type() const = 0;

        virtual Jid from() const = 0;
        virtual void setFrom(const Jid &j) = 0;

        Jid jid() const;
        void setJid(const Jid &);

        bool originLocal() const;
        bool late() const;
        QDateTime timeStamp() const;

        void setOriginLocal(bool b);
        void setLate(bool b);
        void setTimeStamp(const QDateTime &t);

        PsiAccount *account() const;

        virtual QDomElement toXml(QDomDocument *) const;
        virtual bool fromXml(PsiCon *, PsiAccount *, const QDomElement *);

        virtual int priority() const;

        virtual PsiEvent *copy() const;

private:
        bool v_originLocal, v_late;
        QDateTime v_ts;
        Jid v_jid;
        PsiAccount *v_account;
};

// normal, chat, error, headline, etc
class MessageEvent : public PsiEvent
{
        Q_OBJECT
public:
        MessageEvent(PsiAccount *acc);
        MessageEvent(const MessageEvent &from);
        MessageEvent(const XMPP::Message &, PsiAccount *acc);
        ~MessageEvent();

        int type() const;
        Jid from() const;
        void setFrom(const Jid &j);

        bool sentToChatWindow() const;
        const XMPP::Message & message() const;

        void setSentToChatWindow(bool b);
        void setMessage(const XMPP::Message &m);

        QDomElement toXml(QDomDocument *) const;
        bool fromXml(PsiCon *, PsiAccount *, const QDomElement *);

        virtual int priority() const;

        virtual PsiEvent *copy() const;

private:
        XMPP::Message v_m;
        bool v_sentToChatWindow;
};

// subscribe, subscribed, unsubscribe, unsubscribed
class AuthEvent : public PsiEvent
{
        Q_OBJECT
public:
        AuthEvent(const Jid &j, const QString &authType, PsiAccount *acc);
        AuthEvent(const AuthEvent &from);
        ~AuthEvent();

        int type() const;
        Jid from() const;
        void setFrom(const Jid &j);

        QString authType() const;

        QDomElement toXml(QDomDocument *) const;
        bool fromXml(PsiCon *, PsiAccount *, const QDomElement *);

        virtual int priority() const;

        virtual PsiEvent *copy() const;

private:
        Jid v_from;
        QString v_at;
};

// request pgp passphrase
class PGPEvent : public PsiEvent
{
        Q_OBJECT
public:
        PGPEvent(PsiAccount *acc) : PsiEvent(acc) {}
        PGPEvent(const PGPEvent &from)
        : PsiEvent(from) {}
        ~PGPEvent() {}
        int type() const { return PGP; }
        Jid from() const { return QString(); }
        void setFrom(const Jid &) {}
};

// incoming file transfer
class FileEvent : public PsiEvent
{
        Q_OBJECT
public:
        FileEvent(const Jid &j, FileTransfer *ft, PsiAccount *acc);
        ~FileEvent();

        int type() const { return File; }
        Jid from() const;
        void setFrom(const Jid &);
        FileTransfer *takeFileTransfer();

        virtual int priority() const;

private:
        Jid v_from;
        QGuardedPtr<FileTransfer> ft;
};

// event queue
class EventQueue : public QObject
{
        Q_OBJECT
public:
        EventQueue(PsiAccount *);
        EventQueue(const EventQueue &);
        ~EventQueue();

        EventQueue &operator= (const EventQueue &);

        int nextId() const;
        int count() const;
        int count(const Jid &, bool compareRes=true) const;
        void enqueue(PsiEvent *);
        void dequeue(PsiEvent *);
        PsiEvent *dequeue(const Jid &, bool compareRes=true);
        PsiEvent *peek(const Jid &, bool compareRes=true) const;
        PsiEvent *dequeueNext();
        PsiEvent *peekNext() const;
        bool hasChats(const Jid &, bool compareRes=true) const;
        PsiEvent *peekFirstChat(const Jid &, bool compareRes=true) const;
        void extractChats(QPtrList<PsiEvent> *list, const Jid &, bool compareRes=true);
        void printContent() const;
        void clear();
        void clear(const Jid &, bool compareRes=true);

        QDomElement toXml(QDomDocument *) const; // these work with pointers, to save inclusion of qdom.h, which is pretty large
        bool fromXml(const QDomElement *);

        bool toFile(const QString &fname);
        bool fromFile(const QString &fname);

signals:
        void handleEvent(PsiEvent *);
        void queueChanged();

private:
        class Private;
        Private *d;
};



#endif