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diff --git a/kmilo/kmilo_kvaio/kvaiodriverinterface.h b/kmilo/kmilo_kvaio/kvaiodriverinterface.h
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+++ b/kmilo/kmilo_kvaio/kvaiodriverinterface.h
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+/* -*- C++ -*-
+
+   This file declares the KVaioDrierInterface class.
+   It provides an event-oriented wrapper for the kernel sonypi driver. 
+
+   $ Author: Mirko Boehm $
+   $ Copyright: (C) 1996-2003, Mirko Boehm $
+   $ Contact: mirko@kde.org
+         http://www.kde.org
+         http://www.hackerbuero.org $
+   $ License: LGPL with the following explicit clarification:
+         This code may be linked against any version of the Qt toolkit
+         from Troll Tech, Norway. $
+
+   $Id$
+*/
+
+#ifndef KVAIO_DRIVERINTERFACE_H
+#define KVAIO_DRIVERINTERFACE_H
+
+#include <qobject.h>
+
+class QTimer;
+
+extern "C"
+{
+#include <fcntl.h>
+
+#include "./sonypi.h"
+}
+
+class QSocketNotifier;
+
+class KVaioDriverInterface : public QObject
+{
+    Q_OBJECT
+public:
+    KVaioDriverInterface(QObject *parent=0);
+    bool connectToDriver(bool listen = true);
+    void disconnectFromDriver();
+    /** Return the current display brightness, a value between 0 and
+        255. Returns -1 if the setting cannot be retrieved. */
+    int brightness();
+    /** Get the battery status. */
+    bool getBatteryStatus(bool& bat1Avail, int& bat1Remaining, int& bat1Max,
+			  bool& bat2Avail, int& bat2Remaining, int& bat2Max,
+			  bool& acConnected);
+public slots:
+    /** Set the display brightness. 0<= value <=255. */
+    void setBrightness(int);
+protected:
+    int mFd;
+    fd_set mRfds;
+    QSocketNotifier *mNotifier;
+signals:
+    void vaioEvent(int);
+    // void brightnessChanged(int);
+protected slots:
+    void socketActivated(int);
+};
+
+#endif // KVAIO_DRIVERINTERFACE_H