We now have a current svn snapshot of libqxt in our contrib dir, and

[quassel.git] / src / contrib / libqxt-2007-10-24 / src / core / qxtstdio.cpp

diff --git a/src/contrib/libqxt-2007-10-24/src/core/qxtstdio.cpp b/src/contrib/libqxt-2007-10-24/src/core/qxtstdio.cpp
new file mode 100644 (file)
index 0000000..2d96772
--- /dev/null
+++ b/src/contrib/libqxt-2007-10-24/src/core/qxtstdio.cpp
@@ -0,0 +1,100 @@
+/****************************************************************************
+**
+** 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 "qxtstdio.h"
+#include <cstdio>
+#include <QSocketNotifier>
+
+/**
+\class QxtStdio QxtStdio
+
+\ingroup QxtCore
+
+\brief QIODevice support for stdin and stdout
+
+including readyRead() signal
+note that when using this class, the buffers for stdin/stdout will be disabled, and NOT reenabled on destruction
+
+perfect as a counter part for QProcess
+*/
+
+QxtStdio::QxtStdio(QObject * parent):QIODevice(parent)
+{
+    setvbuf ( stdin , NULL , _IONBF , 0 );
+    setvbuf ( stdout , NULL , _IONBF , 0 );
+
+    setOpenMode (QIODevice::ReadWrite);
+    notify = new QSocketNotifier (
+
+#ifdef Q_CC_MSVC
+                 _fileno(stdin)
+#else
+                 fileno(stdin)
+#endif
+
+                 ,QSocketNotifier::Read,this );
+    connect(notify, SIGNAL(activated(int)),this,SLOT(activated(int)));
+}
+
+qint64 QxtStdio::readData ( char * data, qint64 maxSize )
+{
+    qint64 i=0;
+    for (;i<maxSize;i++)
+    {
+        if (inbuffer.isEmpty())
+            break;
+        (*data++)=inbuffer.dequeue();
+    }
+    return i;
+}
+qint64 QxtStdio::writeData ( const char * data, qint64 maxSize )
+{
+    qint64 i=0;
+    for (;i<maxSize;i++)
+    {
+        char c=*data++;
+        putchar(c);
+    }
+//     emit(bytesWritten (i)); ///FIXME: acording to the docs this may not be recoursive. how do i prevent that?
+    return i;
+}
+
+
+bool QxtStdio::isSequential () const
+{
+    return true;
+}
+
+
+qint64 QxtStdio::bytesAvailable () const
+{
+    return inbuffer.count();
+}
+
+void QxtStdio::activated(int )
+{
+    inbuffer.enqueue(getchar());
+    emit(readyRead ());
+}
+
+