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diff --git a/src/tools/tqdeepcopy.h b/src/tools/tqdeepcopy.h
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+/****************************************************************************
+**
+** Definition of TQDeepCopy class
+**
+** Created : 20020613
+**
+** Copyright (C) 1992-2008 Trolltech ASA.  All rights reserved.
+**
+** This file is part of the kernel module of the TQt GUI Toolkit.
+**
+** This file may be used under the terms of the GNU General
+** Public License versions 2.0 or 3.0 as published by the Free
+** Software Foundation and appearing in the files LICENSE.GPL2
+** and LICENSE.GPL3 included in the packaging of this file.
+** Alternatively you may (at your option) use any later version
+** of the GNU General Public License if such license has been
+** publicly approved by Trolltech ASA (or its successors, if any)
+** and the KDE Free TQt Foundation.
+**
+** Please review the following information to ensure GNU General
+** Public Licensing requirements will be met:
+** http://trolltech.com/products/qt/licenses/licensing/opensource/.
+** If you are unsure which license is appropriate for your use, please
+** review the following information:
+** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
+** or contact the sales department at [email protected].
+**
+** This file may be used under the terms of the Q Public License as
+** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
+** included in the packaging of this file.  Licensees holding valid TQt
+** Commercial licenses may use this file in accordance with the TQt
+** Commercial License Agreement provided with the Software.
+**
+** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
+** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
+** herein.
+**
+**********************************************************************/
+
+#ifndef TQDEEPCOPY_H
+#define TQDEEPCOPY_H
+
+#ifndef QT_H
+#  include "ntqglobal.h"
+#endif // QT_H
+
+template <class T>
+class TQDeepCopy
+{
+public:
+    inline TQDeepCopy()
+    {
+    }
+
+    inline TQDeepCopy( const T &t )
+	: deepcopy( t )
+    {
+	deepcopy.detach();
+    }
+
+    inline TQDeepCopy<T> &operator=( const T &t )
+    {
+	deepcopy = t;
+	deepcopy.detach();
+	return *this;
+    }
+
+    inline operator T ()
+    {
+	T tmp = deepcopy;
+	tmp.detach();
+	return tmp;
+    }
+
+private:
+    T deepcopy;
+};
+
+#endif // TQDEEPCOPY_H