Source/WebCore/css/CSSSupportsRule.cpp

/* Copyright (C) 2012 Motorola Mobility Inc. All rights reserved.
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#include "config.h"
#include "CSSSupportsRule.h"

#include "CSSStyleSheet.h"
#include "StyleRule.h"
#include <wtf/text/StringBuilder.h>

namespace WebCore {

CSSSupportsRule::CSSSupportsRule(StyleRuleSupports& supportsRule, CSSStyleSheet* parent)
    : CSSGroupingRule(supportsRule, parent)
{
}

String CSSSupportsRule::cssText() const
{
    StringBuilder result;

    result.appendLiteral("@supports ");
    result.append(conditionText());
    result.appendLiteral(" {\n");
    appendCssTextForItems(result);
    result.append('}');

    return result.toString();
}

String CSSSupportsRule::conditionText() const
{
    return downcast<StyleRuleSupports>(m_groupRule.get()).conditionText();
}

} // namespace WebCore