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Diffstat (limited to 'src/kernel/qprocess.h')
| -rw-r--r-- | src/kernel/qprocess.h | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/src/kernel/qprocess.h b/src/kernel/qprocess.h new file mode 100644 index 000000000..a447a4a6b --- /dev/null +++ b/src/kernel/qprocess.h @@ -0,0 +1,178 @@ +/**************************************************************************** +** +** Implementation of TQProcess class +** +** Created : 20000905 +** +** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved. +** +** This file is part of the kernel module of the TQt GUI Toolkit. +** +** This file may be used under the terms of the GNU General +** Public License versions 2.0 or 3.0 as published by the Free +** Software Foundation and appearing in the files LICENSE.GPL2 +** and LICENSE.GPL3 included in the packaging of this file. +** Alternatively you may (at your option) use any later version +** of the GNU General Public License if such license has been +** publicly approved by Trolltech ASA (or its successors, if any) +** and the KDE Free TQt Foundation. +** +** Please review the following information to ensure GNU General +** Public Licensing retquirements will be met: +** http://trolltech.com/products/qt/licenses/licensing/opensource/. +** If you are unsure which license is appropriate for your use, please +** review the following information: +** http://trolltech.com/products/qt/licenses/licensing/licensingoverview +** or contact the sales department at sales@trolltech.com. +** +** This file may be used under the terms of the Q Public License as +** defined by Trolltech ASA and appearing in the file LICENSE.TQPL +** included in the packaging of this file. Licensees holding valid TQt +** Commercial licenses may use this file in accordance with the TQt +** Commercial License Agreement provided with the Software. +** +** This file is provided "AS IS" with NO WARRANTY OF ANY KIND, +** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted +** herein. +** +**********************************************************************/ + +#ifndef TQPROCESS_H +#define TQPROCESS_H + +#ifndef QT_H +#include "qobject.h" +#include "qstringlist.h" +#include "qdir.h" +#endif // QT_H + +#ifndef QT_NO_PROCESS + +class TQProcessPrivate; +class TQMembuf; + + +class Q_EXPORT TQProcess : public TQObject +{ + Q_OBJECT +public: + TQProcess( TQObject *parent=0, const char *name=0 ); + TQProcess( const TQString& arg0, TQObject *parent=0, const char *name=0 ); + TQProcess( const TQStringList& args, TQObject *parent=0, const char *name=0 ); + ~TQProcess(); + + // set and get the arguments and working directory + TQStringList arguments() const; + void clearArguments(); + virtual void setArguments( const TQStringList& args ); + virtual void addArgument( const TQString& arg ); +#ifndef QT_NO_DIR + TQDir workingDirectory() const; + virtual void setWorkingDirectory( const TQDir& 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( TQStringList *env=0 ); + virtual bool launch( const TQString& buf, TQStringList *env=0 ); + virtual bool launch( const TQByteArray& buf, TQStringList *env=0 ); + + // intquire the status + bool isRunning() const; + bool normalExit() const; + int exitStatus() const; + + // reading + virtual TQByteArray readStdout(); + virtual TQByteArray readStderr(); + bool canReadLineStdout() const; + bool canReadLineStderr() const; + virtual TQString readLineStdout(); + virtual TQString readLineStderr(); + + // get platform dependent process information +#if defined(Q_OS_WIN32) + typedef void* PID; +#else + 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 TQByteArray& buf ); + virtual void writeToStdin( const TQString& 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 + TQMembuf* membufStdout(); + TQMembuf* membufStderr(); + +private slots: + void socketRead( int fd ); + void socketWrite( int fd ); + void timeout(); + void closeStdinLaunch(); + +private: + TQProcessPrivate *d; +#ifndef QT_NO_DIR + TQDir workingDir; +#endif + TQStringList _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 TQProcessPrivate; +#if defined(Q_OS_UNIX) + friend class TQProcessManager; + friend class TQProc; +#endif + +#if defined(Q_DISABLE_COPY) // Disabled copy constructor and operator= + TQProcess( const TQProcess & ); + TQProcess &operator=( const TQProcess & ); +#endif +}; + +#endif // QT_NO_PROCESS + +#endif // TQPROCESS_H |