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32<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>qprocess.h</h1>
33
34<p>This is the verbatim text of the qprocess.h include file. It is provided only for illustration; the copyright remains with Trolltech.
35<hr>
36<pre>
37/****************************************************************************
38** $Id: qprocess-h.html 2051 2007-02-21 10:04:20Z chehrlic $
39**
40** Implementation of QProcess class
41**
42** Created : 20000905
43**
44** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
45**
46** This file is part of the kernel module of the Qt GUI Toolkit.
47**
48** This file may be distributed under the terms of the Q Public License
49** as defined by Trolltech ASA of Norway and appearing in the file
50** LICENSE.QPL included in the packaging of this file.
51**
52** This file may be distributed and/or modified under the terms of the
53** GNU General Public License version 2 as published by the Free Software
54** Foundation and appearing in the file LICENSE.GPL included in the
55** packaging of this file.
56**
57** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
58** licenses may use this file in accordance with the Qt Commercial License
59** Agreement provided with the Software.
60**
61** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
62** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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72**********************************************************************/
73
74#ifndef QPROCESS_H
75#define QPROCESS_H
76
77#ifndef QT_H
78#include "qobject.h"
79#include "qstringlist.h"
80#include "qdir.h"
81#endif // QT_H
82
83#ifndef QT_NO_PROCESS
84
85class QProcessPrivate;
86class QMembuf;
87
88
89class Q_EXPORT QProcess : public QObject
90{
91 Q_OBJECT
92public:
93 QProcess( QObject *parent=0, const char *name=0 );
94 QProcess( const QString&amp; arg0, QObject *parent=0, const char *name=0 );
95 QProcess( const QStringList&amp; args, QObject *parent=0, const char *name=0 );
96 ~QProcess();
97
98 // set and get the arguments and working directory
99 QStringList arguments() const;
100 void clearArguments();
101 virtual void setArguments( const QStringList&amp; args );
102 virtual void addArgument( const QString&amp; arg );
103#ifndef QT_NO_DIR
104 QDir workingDirectory() const;
105 virtual void setWorkingDirectory( const QDir&amp; dir );
106#endif
107
108 // set and get the comms wanted
109 enum Communication { Stdin=0x01, Stdout=0x02, Stderr=0x04, DupStderr=0x08 };
110 void setCommunication( int c );
111 int communication() const;
112
113 // start the execution
114 virtual bool start( QStringList *env=0 );
115 virtual bool launch( const QString&amp; buf, QStringList *env=0 );
116 virtual bool launch( const QByteArray&amp; buf, QStringList *env=0 );
117
118 // inquire the status
119 bool isRunning() const;
120 bool normalExit() const;
121 int exitStatus() const;
122
123 // reading
124 virtual QByteArray readStdout();
125 virtual QByteArray readStderr();
126 bool canReadLineStdout() const;
127 bool canReadLineStderr() const;
128 virtual QString readLineStdout();
129 virtual QString readLineStderr();
130
131 // get platform dependent process information
132#if defined(Q_OS_WIN32)
133 typedef void* PID;
134#else
135 typedef Q_LONG PID;
136#endif
137 PID processIdentifier();
138
139 void flushStdin();
140
141signals:
142 void readyReadStdout();
143 void readyReadStderr();
144 void processExited();
145 void wroteToStdin();
146 void launchFinished();
147
148public slots:
149 // end the execution
150 void tryTerminate() const;
151 void kill() const;
152
153 // input
154 virtual void writeToStdin( const QByteArray&amp; buf );
155 virtual void writeToStdin( const QString&amp; buf );
156 virtual void closeStdin();
157
158protected: // ### or private?
159 void connectNotify( const char * signal );
160 void disconnectNotify( const char * signal );
161private:
162 void setIoRedirection( bool value );
163 void setNotifyOnExit( bool value );
164 void setWroteStdinConnected( bool value );
165
166 void init();
167 void reset();
168#if defined(Q_OS_WIN32)
169 uint readStddev( HANDLE dev, char *buf, uint bytes );
170#endif
171 QMembuf* membufStdout();
172 QMembuf* membufStderr();
173
174private slots:
175 void socketRead( int fd );
176 void socketWrite( int fd );
177 void timeout();
178 void closeStdinLaunch();
179
180private:
181 QProcessPrivate *d;
182#ifndef QT_NO_DIR
183 QDir workingDir;
184#endif
185 QStringList _arguments;
186
187 int exitStat; // exit status
188 bool exitNormal; // normal exit?
189 bool ioRedirection; // automatically set be (dis)connectNotify
190 bool notifyOnExit; // automatically set be (dis)connectNotify
191 bool wroteToStdinConnected; // automatically set be (dis)connectNotify
192
193 bool readStdoutCalled;
194 bool readStderrCalled;
195 int comms;
196
197 friend class QProcessPrivate;
198#if defined(Q_OS_UNIX)
199 friend class QProcessManager;
200 friend class QProc;
201#endif
202
203#if defined(Q_DISABLE_COPY) // Disabled copy constructor and operator=
204 QProcess( const QProcess &amp; );
205 QProcess &amp;operator=( const QProcess &amp; );
206#endif
207};
208
209#endif // QT_NO_PROCESS
210
211#endif // QPROCESS_H
212</pre>
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