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diff --git a/kdgantt/KDGanttSizingControl.cpp b/kdgantt/KDGanttSizingControl.cpp
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+/* -*- Mode: C++ -*-
+   $Id$
+*/
+/****************************************************************************
+ ** Copyright (C)  2002-2004 Klarälvdalens Datakonsult AB.  All rights reserved.
+ **
+ ** This file is part of the KDGantt library.
+ **
+ ** This file may be distributed and/or modified under the terms of the
+ ** GNU General Public License version 2 as published by the Free Software
+ ** Foundation and appearing in the file LICENSE.GPL included in the
+ ** packaging of this file.
+ **
+ ** Licensees holding valid commercial KDGantt licenses may use this file in
+ ** accordance with the KDGantt Commercial License Agreement provided with
+ ** the Software.
+ **
+ ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+ ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ **
+ ** See http://www.klaralvdalens-datakonsult.se/Public/products/ for
+ **   information about KDGantt Commercial License Agreements.
+ **
+ ** Contact info@klaralvdalens-datakonsult.se if any conditions of this
+ ** licensing are not clear to you.
+ **
+ ** As a special exception, permission is given to link this program
+ ** with any edition of Qt, and distribute the resulting executable,
+ ** without including the source code for Qt in the source distribution.
+ **
+ **********************************************************************/
+
+
+#include "KDGanttSizingControl.h"
+
+/*!
+  \class KDGanttSizingControl KDGanttSizingControl.h
+  This class is a common-base class for all sizing controls in this
+  library.
+
+  It provides common signals and slots for minimizing and restoring
+  child widgets.
+
+  This class cannot be instantiated by itself, use one of the
+  subclasses instead.
+*/
+
+/*!
+  Constructs an empty KDGanttSizing Control.
+
+  \param parent the parent widget. This parameter is passed to the
+  base class.
+  \param name the internal widget name. This parameter is passed to
+  the base class.
+  \param f window flags. This parameter is passed to the base class.
+
+*/
+
+KDGanttSizingControl::KDGanttSizingControl( QWidget* parent, const char* name, WFlags f )
+    :QWidget( parent, name, f ), _isMinimized( false )
+{
+}
+
+
+/*!
+  Restores or minimizes the child widget. \a minimize() does exactly the
+  opposite to this method.
+
+  \param restore true to restore, false to minimize
+  \sa minimize()
+*/
+
+void KDGanttSizingControl::restore( bool restore )
+{
+    _isMinimized = !restore;
+    if ( restore )
+        emit restored( this );
+    else
+        emit minimized( this );
+}
+
+
+
+
+/*!
+  Restores or minimizes the child widget. \a restore() does exactly the
+  opposite to this method.
+
+  \param minimize true to minimize, false to restore
+  \sa restore()
+
+*/
+
+void KDGanttSizingControl::minimize( bool minimize )
+{
+    _isMinimized = minimize;
+    if ( minimize )
+        emit minimized( this );
+    else
+        emit restored( this );
+}
+
+
+/*!
+  Returns whether the widget is minimized.
+*/
+
+bool KDGanttSizingControl::isMinimized() const
+{
+    return _isMinimized;
+}
+
+/*!
+  Change state from either minimized to restored or visa versa.
+*/
+
+void KDGanttSizingControl::changeState()
+{
+    restore(_isMinimized);
+}
+
+
+/*!
+  \fn void KDGanttSizingControl::minimized(  KDGanttSizingControl* )
+
+  This signal is emitted when the user hides a controlled widget. The
+  KDGanttSizingControl pointer given as parameter is a pointer to the widget
+  itself. Normally the sender should not know the receiver, but in this
+  case the receiver is likely the widget containing the KDGanttSizingControl,
+  and when the KDGanttSizingControl widget is minimized/restored it might want
+  to change stretching for the widget. See the example
+  test/semisizingcontrol
+*/
+
+
+/*!
+  \fn void KDGanttSizingControl::restored(  KDGanttSizingControl* )
+
+  This signal is emitted when the user unhides a controlled widget. The
+  KDGanttSizingControl pointer given as parameter is a pointer to the widget
+  itself. Normally the sender should not know the receiver, but in this
+  case the receiver is likely the widget containing the KDGanttSizingControl,
+  and when the KDGanttSizingControl widget is minimized/restored it might want
+  to change stretching for the widget. See the example
+  test/semisizingcontrol
+*/
+
+#ifndef KDGANTT_MASTER_CVS
+#include "KDGanttSizingControl.moc"
+#endif