/****************************************************************************************

 * Copyright (c) 2007 Shane King <kde@dontletsstart.com>                                *

 *                                                                                      *

 * 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 program.  If not, see <http://www.gnu.org/licenses/>.                           *

 ****************************************************************************************/

#ifndef AMAROK_PROCESS_H

#define AMAROK_PROCESS_H

#include "amarok_export.h"

#include <KProcess>

class QTextCodec;

// Classes needed to wrap some KProcess stuff to make it more like K3Process

// Also need to close fds on fork under unix

////////////////////////////////////////////////////////////////////////////////

// class Process

////////////////////////////////////////////////////////////////////////////////

class AMAROK_EXPORT AmarokProcess : public KProcess

{

    Q_OBJECT

    public:

        explicit AmarokProcess(QObject *parent = 0);

        void setLowPriority(bool lowPriority) { this->lowPriority = lowPriority; }

        void start();

    // for K3Process compat

    Q_SIGNALS:

        void processExited(AmarokProcess *proc);

        void receivedStdout(AmarokProcess *proc);

        void receivedStderr(AmarokProcess *proc);

    protected:

        virtual void setupChildProcess();

    private slots:

        void finished();

        void readyReadStandardOutput();

        void readyReadStandardError();

    private:

        bool lowPriority;

};

////////////////////////////////////////////////////////////////////////////////

// class ProcIO

////////////////////////////////////////////////////////////////////////////////

class AMAROK_EXPORT AmarokProcIO : public AmarokProcess

{

    Q_OBJECT

    public:

        explicit AmarokProcIO(QObject *parent = 0);

        int readln (QString &line);

        bool writeStdin(const QString &line);

        void start();

    Q_SIGNALS:

        void readReady(AmarokProcIO *pio);

    private slots:

        void readyReadStandardOutput();

    private:

        QTextCodec *codec;

};

////////////////////////////////////////////////////////////////////////////////

// class ShellProcess

////////////////////////////////////////////////////////////////////////////////

class AMAROK_EXPORT AmarokShellProcess : public AmarokProcess

{

    public:

        explicit AmarokShellProcess(QObject *parent = 0) : AmarokProcess(parent) {}

        AmarokShellProcess &operator<<(const QString& arg);

        AmarokShellProcess &operator<<(const QStringList& args);

};

#endif // AMAROK_PROCESS_H