connection.h

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// -*- c++ -*-
/* This file is part of the KDE libraries
    Copyright (C) 2000 Stephan Kulow <coolo@kde.org>
                       David Faure <faure@kde.org>

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License as published by the Free Software Foundation; either
    version 2 of the License, or (at your option) any later version.

    This library 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
    Library General Public License for more details.

    You should have received a copy of the GNU Library General Public License
    along with this library; see the file COPYING.LIB.  If not, write to
    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
    Boston, MA 02110-1301, USA.
*/

#ifndef KIO_CONNECTION_H
#define KIO_CONNECTION_H

#if defined(MAKE_KIO_LIB) || defined(MAKE_KLAUNCHER)
# define KIO_CONNECTION_EXPORT  KIO_EXPORT
#else
# define KIO_CONNECTION_EXPORT  KIO_EXPORT_DEPRECATED
#endif

#include "kio_export.h"

#include <QtCore/QObject>
#include <QtCore/QString>

namespace KIO {

    class ConnectionPrivate;
    class ConnectionServer;
    class KIO_CONNECTION_EXPORT Connection : public QObject
    {
    Q_OBJECT
    public:
    explicit Connection(QObject *parent = 0);
    virtual ~Connection();

        void connectToRemote(const QString &address);

    void close();

        QString errorString() const;

        bool isConnected() const;

    bool inited() const;

    bool send(int cmd, const QByteArray &arr = QByteArray());

    bool sendnow( int _cmd, const QByteArray &data );

        bool hasTaskAvailable() const;

        bool waitForIncomingTask(int ms = 30000);

    int read( int* _cmd, QByteArray &data );

        void suspend();

        void resume();

        bool suspended() const;

    Q_SIGNALS:
        void readyRead();

    private:
        Q_PRIVATE_SLOT(d, void dequeue())
        Q_PRIVATE_SLOT(d, void commandReceived(Task))
        Q_PRIVATE_SLOT(d, void disconnected())
        friend class ConnectionPrivate;
        friend class ConnectionServer;
    class ConnectionPrivate* const d;
    };

    class ConnectionServerPrivate;
    class KIO_EXPORT ConnectionServer : public QObject
    {
        Q_OBJECT
    public:
        ConnectionServer(QObject *parent = 0);
        ~ConnectionServer();

        void listenForRemote();
        bool isListening() const;
    void close();

        QString address() const;

        Connection *nextPendingConnection();
        void setNextPendingConnection(Connection *conn);
    Q_SIGNALS:
        void newConnection();

    private:
        friend class ConnectionServerPrivate;
        ConnectionServerPrivate * const d;
    };

}

#undef KIO_CONNECTION_EXPORT

#endif