1 /****************************************************************************
3 ** Copyright (C) Qxt Foundation. Some rights reserved.
5 ** This file is part of the QxtCore module of the Qt eXTension library
7 ** This library is free software; you can redistribute it and/or modify it
8 ** under the terms of th Common Public License, version 1.0, as published by
11 ** This file is provided "AS IS", without WARRANTIES OR CONDITIONS OF ANY
12 ** KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT LIMITATION, ANY
13 ** WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, MERCHANTABILITY OR
14 ** FITNESS FOR A PARTICULAR PURPOSE.
16 ** You should have received a copy of the CPL along with this file.
17 ** See the LICENSE file and the cpl1.0.txt file included with the source
18 ** distribution for more information. If you did not receive a copy of the
19 ** license, contact the Qxt Foundation.
21 ** <http://libqxt.sourceforge.net> <foundation@libqxt.org>
23 ****************************************************************************/
26 #include <QSocketNotifier>
29 \class QxtStdio QxtStdio
33 \brief QIODevice support for stdin and stdout
35 including readyRead() signal
36 note that when using this class, the buffers for stdin/stdout will be disabled, and NOT reenabled on destruction
38 perfect as a counter part for QProcess
41 QxtStdio::QxtStdio(QObject * parent):QIODevice(parent)
43 setvbuf ( stdin , NULL , _IONBF , 0 );
44 setvbuf ( stdout , NULL , _IONBF , 0 );
46 setOpenMode (QIODevice::ReadWrite);
47 notify = new QSocketNotifier (
55 ,QSocketNotifier::Read,this );
56 connect(notify, SIGNAL(activated(int)),this,SLOT(activated(int)));
59 qint64 QxtStdio::readData ( char * data, qint64 maxSize )
64 if (inbuffer.isEmpty())
66 (*data++)=inbuffer.dequeue();
70 qint64 QxtStdio::writeData ( const char * data, qint64 maxSize )
78 // emit(bytesWritten (i)); ///FIXME: acording to the docs this may not be recoursive. how do i prevent that?
83 bool QxtStdio::isSequential () const
89 qint64 QxtStdio::bytesAvailable () const
91 return inbuffer.count();
94 void QxtStdio::activated(int )
96 inbuffer.enqueue(getchar());