1 files changed, 66 insertions, 0 deletions
diff --git a/src/widget/wknob.h b/src/widget/wknob.h
new file mode 100644
index 0000000000..85bae3c28b
--- /dev/null
+++ b/src/widget/wknob.h
@@ -0,0 +1,66 @@
+/***************************************************************************
+                          wknob.h  -  description
+                             -------------------
+    begin                : Fri Jun 21 2002
+    copyright            : (C) 2002 by Tue & Ken Haste Andersen
+    email                : haste@diku.dk
+ ***************************************************************************/
+
+/***************************************************************************
+ *                                                                         *
+ *   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.                                   *
+ *                                                                         *
+ ***************************************************************************/
+
+#ifndef WKNOB_H
+#define WKNOB_H
+
+#include "wabstractcontrol.h"
+#include <qpixmap.h>
+#include <qstring.h>
+//Added by qt3to4:
+#include <QPaintEvent>
+#include <QMouseEvent>
+
+/**
+  *@author Tue & Ken Haste Andersen
+  */
+
+class WKnob : public WAbstractControl  {
+   Q_OBJECT
+public:
+    WKnob(QWidget *parent=0);
+    ~WKnob();
+    void setup(QDomNode node);
+    void setPositions(int iNoPos, bool bIncludingDisabled=false);
+    void setPixmap(int iPos, const QString &filename);
+    /** Associates a background pixmap with the widget. This is only needed if the knob
+      * pixmaps contains alpha channel values. */
+    void setPixmapBackground(const QString &filename);
+    void wheelEvent(QWheelEvent *e);
+private:
+    /** Set position number to zero and deallocate pixmaps */
+    void resetPositions();
+    void mouseMoveEvent(QMouseEvent *e);
+    void mousePressEvent(QMouseEvent *e);
+    void mouseReleaseEvent(QMouseEvent *e);
+    void paintEvent(QPaintEvent *);
+
+    /** Current position */
+    int m_iPos;
+    /** Number of positions associated with this knob */
+    int m_iNoPos;
+    /** Array of associated pixmaps */
+    QPixmap **m_pPixmaps;
+    /** Associated background pixmap */
+    QPixmap *m_pPixmapBack;
+    /** Starting point when left mouse button is pressed */
+    QPoint m_startPos;
+    /** True if disabled pixmaps is loaded */
+    bool m_bDisabledLoaded;
+};
+
+#endif