removecsspropertycommand.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

/*
 * Copyright (C) 2005, 2006, 2008 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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 */

#ifndef RemoveCSSPropertyCommand_h
#define RemoveCSSPropertyCommand_h

#include "EditCommand.h"
#include "CSSPropertyNames.h"

namespace WebCore {

class RemoveCSSPropertyCommand : public SimpleEditCommand {
public:
    static PassRefPtr<RemoveCSSPropertyCommand> create(Document* document, PassRefPtr<CSSMutableStyleDeclaration> style, CSSPropertyID property)
    {
        return adoptRef(new RemoveCSSPropertyCommand(document, style, property));
    }

private:
    RemoveCSSPropertyCommand(Document*, PassRefPtr<CSSMutableStyleDeclaration>, CSSPropertyID property);

    virtual void doApply();
    virtual void doUnapply();

    RefPtr<CSSMutableStyleDeclaration> m_style;
    CSSPropertyID m_property;
    String m_oldValue;
    bool m_important;
};

} // namespace WebCore

#endif // RemoveCSSPropertyCommand_h