2 * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
14 * You should have received a copy of the GNU Library General Public License
15 * along with this library; see the file COPYING.LIB. If not, write to
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
21 #ifndef RenderSlider_h
22 #define RenderSlider_h
24 #include "RenderBlock.h"
28 class HTMLInputElement;
30 class SliderThumbElement;
32 class RenderSlider : public RenderBlock {
34 RenderSlider(HTMLInputElement*);
35 virtual ~RenderSlider();
37 void forwardEvent(Event*);
38 bool inDragMode() const;
41 virtual const char* renderName() const { return "RenderSlider"; }
42 virtual bool isSlider() const { return true; }
44 virtual int baselinePosition( bool, bool ) const;
45 virtual void calcPrefWidths();
46 virtual void layout();
47 virtual void updateFromElement();
49 bool mouseEventIsInThumb(MouseEvent*);
51 void setValueForPosition(int position);
52 void setPositionFromValue();
53 int positionForOffset(const IntPoint&);
55 int currentPosition();
57 virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle);
59 PassRefPtr<RenderStyle> createThumbStyle(const RenderStyle* parentStyle);
63 RefPtr<SliderThumbElement> m_thumb;
65 friend class SliderThumbElement;
68 } // namespace WebCore
70 #endif // RenderSlider_h