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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the Qt3Support module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.1, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef Q3PROCESS_H
#define Q3PROCESS_H
#include <QtCore/qobject.h>
#include <QtCore/qstringlist.h>
#include <QtCore/qdir.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Qt3SupportLight)
#ifndef QT_NO_PROCESS
class Q3ProcessPrivate;
class Q3Membuf;
class Q_COMPAT_EXPORT Q3Process : public QObject
{
Q_OBJECT
public:
Q3Process( QObject *parent=0, const char *name=0 );
Q3Process( const QString& arg0, QObject *parent=0, const char *name=0 );
Q3Process( const QStringList& args, QObject *parent=0, const char *name=0 );
~Q3Process();
// 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) || defined(Q_OS_WINCE)
typedef void* PID;
#else
typedef Q_LONG PID;
#endif
PID processIdentifier();
void flushStdin();
Q_SIGNALS:
void readyReadStdout();
void readyReadStderr();
void processExited();
void wroteToStdin();
void launchFinished();
public Q_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) || defined(Q_OS_WINCE)
uint readStddev( Qt::HANDLE dev, char *buf, uint bytes );
#endif
Q3Membuf* membufStdout();
Q3Membuf* membufStderr();
private Q_SLOTS:
void socketRead( int fd );
void socketWrite( int fd );
void timeout();
void closeStdinLaunch();
private:
Q3ProcessPrivate *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 Q3ProcessPrivate;
#if defined(Q_OS_UNIX)
friend class Q3ProcessManager;
friend class QProc;
#endif
#if defined(Q_DISABLE_COPY) // Disabled copy constructor and operator=
Q3Process( const Q3Process & );
Q3Process &operator=( const Q3Process & );
#endif
};
#endif // QT_NO_PROCESS
QT_END_NAMESPACE
QT_END_HEADER
#endif // Q3PROCESS_H
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