process.h

Trolltech公司发布的图形界面操作系统。可在qt-embedded-2.3.7平台上编译为嵌入式图形界面操作系统。

/**********************************************************************
** Copyright (C) 2000-2002 Trolltech AS.  All rights reserved.
**
** This file is part of the Qtopia Environment.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact [e-mail] if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/

#ifndef PROCESS_H
#define PROCESS_H


//#ifndef QT_H
#include "qobject.h"
#include "qstringlist.h"
#include "qdir.h"
//#endif // QT_H

//#ifndef QT_NO_PROCESS

#include <qtopia/qpeglobal.h>

class ProcessPrivate;

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//  This is a subset of the Process API found in Qt 3.0
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class QTOPIA_EXPORT Process : public QObject
{
    Q_OBJECT
public:
    Process( QObject *parent=0, const char *name=0 );
    Process( const QString& arg0, QObject *parent=0, const char *name=0 );
    Process( const QStringList& args, QObject *parent=0, const char *name=0 );
    ~Process();

    // set and get the arguments and working directory
    QStringList arguments() const;
    virtual void setArguments( const QStringList& args );
    virtual void addArgument( const QString& arg );
    // control the execution
    virtual bool exec( const QString& in, QString& out, QStringList *env=0 );
    virtual bool exec( const QByteArray& in, QByteArray& out, QStringList *env=0 );

private:
    void init();

private slots:
    void timeout();

private:
    ProcessPrivate *d;
    QStringList _arguments;

    int  exitStat; // exit status
    bool exitNormal; // normal exit?
    bool ioRedirection; // automatically set be (dis)connectNotify
    bool notifyOnExit; // automatically set be (dis)connectNotify
    bool wroteToStdinConnected; // automatically set be (dis)connectNotify

    friend class ProcessPrivate;
    friend class ProcessManager;
    friend class Proc;
};

//#endif // QT_NO_PROCESS

#endif // QPROCESS_H