webengine/osswebengine/WebCore/rendering/RenderButton.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 17 Dec 2009 09:20:16 +0200
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/*
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 * This file is part of the html renderer for KDE.
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 *
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 * Copyright (C) 2005 Apple Computer
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 *
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 * This library is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Library General Public
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 * License as published by the Free Software Foundation; either
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 * version 2 of the License, or (at your option) any later version.
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 *
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 * This library is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 * Library General Public License for more details.
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 *
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 * You should have received a copy of the GNU Library General Public License
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 * along with this library; see the file COPYING.LIB.  If not, write to
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 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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 * Boston, MA 02110-1301, USA.
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 *
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 */
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#ifndef RenderButton_h
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#define RenderButton_h
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#include "RenderFlexibleBox.h"
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namespace WebCore {
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// RenderButtons are just like normal flexboxes except that they will generate an anonymous block child.
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// For inputs, they will also generate an anonymous RenderText and keep its style and content up
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// to date as the button changes.
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class RenderButton : public RenderFlexibleBox {
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public:
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    RenderButton(Node*);
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    virtual const char* renderName() const { return "RenderButton"; }
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    virtual void addChild(RenderObject* newChild, RenderObject *beforeChild = 0);
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    virtual void removeChild(RenderObject*);
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    virtual void removeLeftoverAnonymousBlock(RenderBlock*) { }
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    virtual bool createsAnonymousWrapper() const { return true; }
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    virtual void setStyle(RenderStyle*);
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    virtual void updateFromElement();
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    virtual void updateBeforeAfterContent(RenderStyle::PseudoId);
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    virtual bool hasControlClip() const { return true; }
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    virtual IntRect controlClipRect(int /*tx*/, int /*ty*/) const;
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    void setText(const String&);
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    virtual bool canHaveChildren() const;
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protected:
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    virtual bool hasLineIfEmpty() const { return true; }
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    RenderText* m_buttonText;
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    RenderBlock* m_inner;
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};
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} // namespace WebCore
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#endif // RenderButton_h