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diff --git a/kgamma/kcmkgamma/xvidextwrap.h b/kgamma/kcmkgamma/xvidextwrap.h
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+++ b/kgamma/kcmkgamma/xvidextwrap.h
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+/***************************************************************************
+                          xvidextwrap.h  -  description
+                             -------------------
+    begin                : Sat Jan 5 2002
+    copyright            : (C) 2002 by Michael v.Ostheim
+    email                : MvOstheim@web.de
+ ***************************************************************************/
+
+/***************************************************************************
+ *                                                                         *
+ *   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 XVIDEXTWRAP_H
+#define XVIDEXTWRAP_H
+
+struct _XDisplay;
+
+/**A wrapper for XF86VidMode Extension
+  *@author Michael v.Ostheim
+  */
+
+class XVidExtWrap {
+
+  public:
+
+    enum GammaChannel { Value = 0, Red = 1, Green = 2, Blue = 3 };
+    XVidExtWrap(bool *OK, const char* displayname = NULL);
+    ~XVidExtWrap();
+
+    /** Returns the default screen */
+    int _DefaultScreen();
+    /** Returns the number of screens (extracted from XF86Config) */
+    int _ScreenCount();
+    /** Returns the displayname */
+    const char* DisplayName();
+    /** Sets the screen actions are take effect */
+    void setScreen( int scrn ) { screen = scrn; };
+    /** Returns the current screen */
+    int getScreen() { return screen; };
+    /** Sets the gamma value on the current screen */
+    void setGamma( int channel, float gam, bool *OK = NULL );
+    /** Gets the gamma value of the current screen */
+    float getGamma( int channel, bool *OK = NULL );
+    /** Limits the possible gamma values (default 0.1-10.0) */
+    void setGammaLimits( float min, float max );
+
+  private:
+    float mingamma, maxgamma;
+    int screen;
+    Display* dpy;
+};
+
+#endif
+