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 bool inDragMode() const;
40 virtual const char* renderName() const { return "RenderSlider"; }
41 virtual bool isSlider() const { return true; }
43 virtual LayoutUnit baselinePosition(FontBaseline, bool firstLine, LineDirectionMode, LinePositionMode = PositionOnContainingLine) const;
44 virtual void computePreferredLogicalWidths();
45 virtual bool requiresForcedStyleRecalcPropagation() const { return true; }
46 virtual void layout();
49 inline RenderSlider* toRenderSlider(RenderObject* object)
51 ASSERT(!object || object->isSlider());
52 return static_cast<RenderSlider*>(object);
55 // This will catch anyone doing an unnecessary cast.
56 void toRenderSlider(const RenderSlider*);
58 } // namespace WebCore
60 #endif // RenderSlider_h