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/****************************************************************************
** $Id$
**
** Implementation of QProcess class
**
** Created : 20000905
**
** Copyright (C) 1992-2000 Trolltech AS. All rights reserved.
**
** This file is part of the kernel module of the Qt GUI Toolkit.
**
** This file may be distributed under the terms of the Q Public License
** as defined by Trolltech AS of Norway and appearing in the file
** LICENSE.QPL included in the packaging of this file.
**
** 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.
**
** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
** licenses may use this file in accordance with the Qt Commercial License
** Agreement provided with the Software.
**
** 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/pricing.html or email sales@trolltech.com for
** information about Qt Commercial License Agreements.
** See http://www.trolltech.com/qpl/ for QPL licensing information.
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/
#ifndef QPROCESS_H
#define QPROCESS_H
#ifndef QT_H
#include "qobject.h"
#include "qstringlist.h"
#include "qdir.h"
#endif // QT_H
#ifndef QT_NO_PROCESS
class QProcessPrivate;
class Q_EXPORT QProcess : public QObject
{
Q_OBJECT
public:
QProcess( QObject *parent=0, const char *name=0 );
QProcess( const QString& arg0, QObject *parent=0, const char *name=0 );
QProcess( const QStringList& args, QObject *parent=0, const char *name=0 );
~QProcess();
// set and get the arguments and working directory
QStringList arguments() const;
void clearArguments();
virtual void setArguments( const QStringList& args );
virtual void addArgument( const QString& arg );
#ifndef QT_NO_DIR
QDir workingDirectory() const;
virtual void setWorkingDirectory( const QDir& dir );
#endif
// set and get the comms wanted
enum Communication { Stdin=0x01, Stdout=0x02, Stderr=0x04, DupStderr=0x08 };
void setCommunication( int c );
int communication() const;
// start the execution
virtual bool start( QStringList *env=0 );
virtual bool launch( const QString& buf, QStringList *env=0 );
virtual bool launch( const QByteArray& buf, QStringList *env=0 );
// inquire the status
bool isRunning() const;
bool normalExit() const;
int exitStatus() const;
// reading
virtual QByteArray readStdout();
virtual QByteArray readStderr();
bool canReadLineStdout() const;
bool canReadLineStderr() const;
virtual QString readLineStdout();
virtual QString readLineStderr();
// get platform dependent process information
#if defined(Q_OS_WIN32)
typedef void* PID;
#else
typedef long Q_LONG;
typedef Q_LONG PID;
#endif
PID processIdentifier();
void flushStdin();
signals:
void readyReadStdout();
void readyReadStderr();
void processExited();
void wroteToStdin();
void launchFinished();
public slots:
// end the execution
void tryTerminate() const;
void kill() const;
// input
virtual void writeToStdin( const QByteArray& buf );
virtual void writeToStdin( const QString& buf );
virtual void closeStdin();
protected: // ### or private?
void connectNotify( const char * signal );
void disconnectNotify( const char * signal );
private:
void setIoRedirection( bool value );
void setNotifyOnExit( bool value );
void setWroteStdinConnected( bool value );
void init();
void reset();
#if defined(Q_OS_WIN32)
uint readStddev( HANDLE dev, char *buf, uint bytes );
#endif
bool scanNewline( bool stdOut, QByteArray *store );
QByteArray* bufStdout();
QByteArray* bufStderr();
void consumeBufStdout( int consume );
void consumeBufStderr( int consume );
private slots:
void socketRead( int fd );
void socketWrite( int fd );
void timeout();
void closeStdinLaunch();
private:
QProcessPrivate *d;
#ifndef QT_NO_DIR
QDir workingDir;
#endif
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
bool readStdoutCalled;
bool readStderrCalled;
int comms;
friend class QProcessPrivate;
#if defined(Q_OS_UNIX) || defined(_OS_UNIX) || defined(UNIX)
friend class QProcessManager;
friend class QProc;
#endif
};
#endif // QT_NO_PROCESS
#endif // QPROCESS_H
|
