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* Copyright (C) 2005 Apple Computer
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* Library General Public License for more details.
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
#ifndef RenderButton_h
#define RenderButton_h
#include "HTMLNames.h"
#include "core/rendering/RenderFlexibleBox.h"
namespace WebCore {
class RenderTextFragment;
// RenderButtons are just like normal flexboxes except that they will generate an anonymous block child.
// For inputs, they will also generate an anonymous RenderText and keep its style and content up
// to date as the button changes.
class RenderButton FINAL : public RenderFlexibleBox {
explicit RenderButton(Element*);
virtual ~RenderButton();
virtual const char* renderName() const { return "RenderButton"; }
virtual bool isRenderButton() const { return true; }
virtual bool canBeSelectionLeaf() const OVERRIDE { return node() && node()->rendererIsEditable(); }
virtual void addChild(RenderObject* newChild, RenderObject *beforeChild = 0);
virtual void removeChild(RenderObject*);
virtual void removeLeftoverAnonymousBlock(RenderBlock*) { }
virtual bool createsAnonymousWrapper() const { return true; }
void setupInnerStyle(RenderStyle*);
// <button> should allow whitespace even though RenderFlexibleBox doesn't.
virtual bool canHaveWhitespaceChildren() const OVERRIDE { return true; }
virtual bool canHaveGeneratedChildren() const OVERRIDE;
virtual bool hasControlClip() const { return true; }
virtual LayoutRect controlClipRect(const LayoutPoint&) const;
virtual int baselinePosition(FontBaseline, bool firstLine, LineDirectionMode, LinePositionMode) const OVERRIDE;
virtual void styleWillChange(StyleDifference, const RenderStyle* newStyle);
virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle);
virtual bool hasLineIfEmpty() const { return node() && node()->hasTagName(HTMLNames::inputTag); }
virtual bool requiresForcedStyleRecalcPropagation() const { return true; }
RenderBlock* m_inner;
DEFINE_RENDER_OBJECT_TYPE_CASTS(RenderButton, isRenderButton());
} // namespace WebCore
#endif // RenderButton_h