1/*
2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
3 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
4 * Copyright (C) 2013 Google Inc. All rights reserved.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 * Library General Public License for more details.
15 *
16 * You should have received a copy of the GNU Library General Public License
17 * along with this library; see the file COPYING.LIB.  If not, write to
18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 * Boston, MA 02110-1301, USA.
20 *
21 */
22
23#ifndef MediaQueryResult_h
24#define MediaQueryResult_h
25
26#include "core/css/MediaQueryExp.h"
27#include "wtf/Noncopyable.h"
28#include "wtf/RefCounted.h"
29
30namespace blink {
31
32class MediaQueryResult : public RefCountedWillBeGarbageCollectedFinalized<MediaQueryResult> {
33    WTF_MAKE_NONCOPYABLE(MediaQueryResult); WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED;
34public:
35    MediaQueryResult(const MediaQueryExp& expr, bool result)
36#if ENABLE(OILPAN)
37        : m_expression(&expr)
38#else
39        : m_expression(expr)
40#endif
41        , m_result(result)
42    {
43    }
44
45    void trace(Visitor* visitor) { visitor->trace(m_expression); }
46
47    const MediaQueryExp* expression() const
48    {
49#if ENABLE(OILPAN)
50        return m_expression;
51#else
52        return &m_expression;
53#endif
54    }
55
56    bool result() const { return m_result; }
57
58private:
59#if ENABLE(OILPAN)
60    Member<const MediaQueryExp> m_expression;
61#else
62    MediaQueryExp m_expression;
63#endif
64    bool m_result;
65};
66
67}
68
69#endif
70