diff -r 000000000000 -r 4f2f89ce4247 WebCore/platform/gtk/ScrollbarGtk.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/platform/gtk/ScrollbarGtk.h	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,73 @@
+/*
+ * Copyright (C) 2004, 2006, 2008 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef ScrollbarGtk_h
+#define ScrollbarGtk_h
+
+#include "Scrollbar.h"
+#include <wtf/PassRefPtr.h>
+
+typedef struct _GtkAdjustment GtkAdjustment;
+
+namespace WebCore {
+
+class ScrollbarGtk : public Scrollbar {
+public:
+    friend class Scrollbar;
+    friend class ScrollView;
+    ~ScrollbarGtk();
+
+    virtual void setFrameRect(const IntRect&);
+    virtual void paint(GraphicsContext*, const IntRect&);
+    
+    virtual bool handleMouseMoveEvent(const PlatformMouseEvent&) { return false; }
+    virtual bool handleMouseOutEvent(const PlatformMouseEvent&) { return false; }
+    virtual bool handleMousePressEvent(const PlatformMouseEvent&) { return false; }
+    virtual bool handleMouseReleaseEvent(const PlatformMouseEvent&) { return false; }
+
+    virtual void setEnabled(bool);
+
+    virtual void frameRectsChanged();
+
+protected:
+    static PassRefPtr<ScrollbarGtk> createScrollbar(ScrollbarClient* client, ScrollbarOrientation orientation, GtkAdjustment*);
+
+    ScrollbarGtk(ScrollbarClient*, ScrollbarOrientation, ScrollbarControlSize);
+    ScrollbarGtk(ScrollbarClient*, ScrollbarOrientation, GtkAdjustment*);
+
+    virtual void updateThumbPosition();
+    virtual void updateThumbProportion();
+
+    void detachAdjustment();
+    void attachAdjustment(GtkAdjustment*);
+private:
+    static void gtkValueChanged(GtkAdjustment*, ScrollbarGtk*);
+    IntPoint getLocationInParentWindow(const IntRect&);
+    GtkAdjustment* m_adjustment;
+};
+
+}
+
+#endif // ScrollbarGtk_h