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diff --git a/src/contrib/libqxt-2007-10-24/src/core/qxtstdstreambufdevice.cpp b/src/contrib/libqxt-2007-10-24/src/core/qxtstdstreambufdevice.cpp
new file mode 100644
index 00000000..3a2e6161
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+++ b/src/contrib/libqxt-2007-10-24/src/core/qxtstdstreambufdevice.cpp
@@ -0,0 +1,76 @@
+/****************************************************************************
+**
+** Copyright (C) Qxt Foundation. Some rights reserved.
+**
+** This file is part of the QxtCore module of the Qt eXTension library
+**
+** This library is free software; you can redistribute it and/or modify it
+** under the terms of th Common Public License, version 1.0, as published by
+** IBM.
+**
+** This file is provided "AS IS", without WARRANTIES OR CONDITIONS OF ANY
+** KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT LIMITATION, ANY
+** WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, MERCHANTABILITY OR
+** FITNESS FOR A PARTICULAR PURPOSE.
+**
+** You should have received a copy of the CPL along with this file.
+** See the LICENSE file and the cpl1.0.txt file included with the source
+** distribution for more information. If you did not receive a copy of the
+** license, contact the Qxt Foundation.
+**
+** <http://libqxt.sourceforge.net>  <foundation@libqxt.org>
+**
+****************************************************************************/
+#include "qxtstdstreambufdevice.h"
+
+/**
+\class QxtStdStreambufDevice QxtStdStreambufDevice
+
+\ingroup QxtCore
+
+\brief QIODevice support for std::streambuf
+
+does NOT include the readyRead() signal
+
+*/
+
+/**
+\fn QxtStdStreambufDevice::QxtStdStreambufDevice(std::streambuf * b,QObject * parent)
+
+creates a QxtStdStreambufDevice using a single stream buffer as in and output
+
+ */
+QxtStdStreambufDevice::QxtStdStreambufDevice(std::streambuf * b,QObject * parent):QIODevice(parent),buff(b)
+{
+    setOpenMode (QIODevice::ReadWrite); ///we don't know the real state
+    buff_w=0;
+}
+/**
+\fn QxtStdStreambufDevice::QxtStdStreambufDevice(std::streambuf * r,std::streambuf * w,QObject * parent)
+creates a QxtStdStreambufDevice using \p r to read and \p w to write
+ */
+
+QxtStdStreambufDevice::QxtStdStreambufDevice(std::streambuf * r,std::streambuf * w,QObject * parent):QIODevice(parent),buff(r),buff_w(w)
+{
+    setOpenMode (QIODevice::ReadWrite);
+}
+bool QxtStdStreambufDevice::isSequential() const
+{
+    return true;///for now
+}
+
+qint64 QxtStdStreambufDevice::bytesAvailable () const
+{
+    return buff->in_avail();
+}
+qint64 QxtStdStreambufDevice::readData ( char * data, qint64 maxSize )
+{
+    return buff->sgetn(data,maxSize);
+}
+
+qint64 QxtStdStreambufDevice::writeData ( const char * data, qint64 maxSize )
+{
+    if (buff_w)
+        return buff_w->sputn(data,maxSize);
+    return buff->sputn(data,maxSize);
+}