/* Copyright (C) 2012 Motorola Mobility 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.
 * 3. Neither the name of Motorola Mobility Inc. nor the names of its
 *    contributors may be used to endorse or promote products derived from this
 *    software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "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 THE COPYRIGHT
 * OWNER 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 OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "config.h"
#include "CSSSupportsRule.h"

#include "CSSParser.h"
#include "CSSRule.h"
#include "CSSRuleList.h"
#include "CSSStyleSheet.h"
#include "ExceptionCode.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
