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diff --git a/kalarm/lib/spinbox2private.h b/kalarm/lib/spinbox2private.h
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+/*
+ *  spinbox2private.h  -  private classes for SpinBox2 (for Qt 3)
+ *  Program:  kalarm
+ *  Copyright © 2005,2006,2008 by David Jarvie <djarvie@kde.org>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along
+ *  with this program; if not, write to the Free Software Foundation, Inc.,
+ *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#ifndef SPINBOX2PRIVATE_H
+#define SPINBOX2PRIVATE_H
+
+#include <qcanvas.h>
+#include "spinbox.h"
+
+
+/*=============================================================================
+= Class ExtraSpinBox
+* Extra pair of spin buttons for SpinBox2.
+* The widget is actually a whole spin box, but only the buttons are displayed.
+=============================================================================*/
+
+class ExtraSpinBox : public SpinBox
+{
+		Q_OBJECT
+	public:
+		explicit ExtraSpinBox(QWidget* parent, const char* name = 0)
+		             : SpinBox(parent, name), mNewStylePending(false) { }
+		ExtraSpinBox(int minValue, int maxValue, int step, QWidget* parent, const char* name = 0)
+		             : SpinBox(minValue, maxValue, step, parent, name), mNewStylePending(false) { }
+	signals:
+		void         styleUpdated();
+	protected:
+		virtual void paintEvent(QPaintEvent*);
+		virtual void styleChange(QStyle&)    { mNewStylePending = true; }
+	private:
+		bool         mNewStylePending;  // style has changed, but not yet repainted
+};
+
+
+/*=============================================================================
+= Class SpinMirror
+* Displays the left-to-right mirror image of a pair of spin buttons, for use
+* as the extra spin buttons in a SpinBox2. All mouse clicks are passed on to
+* the real extra pair of spin buttons for processing.
+* Mirroring in this way allows styles with rounded corners to display correctly.
+=============================================================================*/
+
+class SpinMirror : public QCanvasView
+{
+		Q_OBJECT
+	public:
+		explicit SpinMirror(SpinBox*, QFrame* spinFrame, QWidget* parent = 0, const char* name = 0);
+		void         setReadOnly(bool ro)        { mReadOnly = ro; }
+		bool         isReadOnly() const          { return mReadOnly; }
+		void         setNormalButtons(const QPixmap&);
+		void         redraw(const QPixmap&);
+
+	public slots:
+		virtual void resize(int w, int h);
+		void         redraw();
+
+	protected:
+		virtual void contentsMousePressEvent(QMouseEvent* e)        { contentsMouseEvent(e); }
+		virtual void contentsMouseReleaseEvent(QMouseEvent* e)      { contentsMouseEvent(e); }
+		virtual void contentsMouseMoveEvent(QMouseEvent* e)         { contentsMouseEvent(e); }
+		virtual void contentsMouseDoubleClickEvent(QMouseEvent* e)  { contentsMouseEvent(e); }
+		virtual void contentsWheelEvent(QWheelEvent*);
+		virtual bool event(QEvent*);
+
+	private:
+		void         contentsMouseEvent(QMouseEvent*);
+
+		SpinBox*     mSpinbox;        // spinbox whose spin buttons are being mirrored
+		QFrame*      mSpinFrame;      // widget containing mSpinbox's spin buttons
+		QWidget*     mSpinWidget;     // spin buttons in mSpinbox
+		QPixmap      mNormalButtons;  // image of spin buttons in unpressed state
+		bool         mReadOnly;       // value cannot be changed
+};
+
+#endif // SPINBOX2PRIVATE_H