renderfieldset.h

linux下开源浏览器WebKit的源码,市面上的很多商用浏览器都是移植自WebKit

/*
 * This file is part of the DOM implementation for KDE.
 *
 * Copyright (C) 1999 Lars Knoll ([e-mail])
 *           (C) 1999 Antti Koivisto ([e-mail])
 *           (C) 2000 Dirk Mueller ([e-mail])
 * Copyright (C) 2004, 2006 Apple Computer, Inc.
 *
 * 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
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * 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 RenderFieldset_h
#define RenderFieldset_h

#include "RenderBlock.h"

namespace WebCore {

class RenderFieldset : public RenderBlock {
public:
    RenderFieldset(Node*);

    virtual const char* renderName() const { return "RenderFieldSet"; }
    virtual bool isFieldset() const { return true; }

    virtual RenderObject* layoutLegend(bool relayoutChildren);

    virtual void calcPrefWidths();
    virtual bool avoidsFloats() const { return true; }
    virtual bool stretchesToMinIntrinsicWidth() const { return true; }

    RenderBox* findLegend() const;

protected:
    virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle);

private:
    virtual void paintBoxDecorations(PaintInfo&, int tx, int ty);
    virtual void paintMask(PaintInfo& paintInfo, int tx, int ty);
    void paintBorderMinusLegend(GraphicsContext*, int tx, int ty, int w, int h, const RenderStyle*, int lx, int lw, int lb);
};

} // namespace WebCore

#endif // RenderFieldset_h