1/*
2 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
13 *
14 * You should have received a copy of the GNU Library General Public License
15 * along with this library; see the file COPYING.LIB. If not, write to
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
18 */
19
20#pragma once
21
22#include "ActiveDOMCallback.h"
23#include "CallbackResult.h"
24#include <wtf/RefCounted.h>
25
26namespace WebCore {
27
28class MediaQueryList;
29
30class MediaQueryListListener : public RefCounted<MediaQueryListListener>, public ActiveDOMCallback {
31public:
32 enum Type {
33 JSMediaQueryListListenerType
34 };
35
36 virtual CallbackResult<void> handleEvent(MediaQueryList&) = 0;
37 virtual bool operator==(const MediaQueryListListener&) const = 0;
38
39 Type type() const { return m_type; }
40
41protected:
42 explicit MediaQueryListListener(ScriptExecutionContext* context, Type type)
43 : ActiveDOMCallback(context)
44 , m_type(type)
45 {
46 }
47
48private:
49 Type m_type;
50};
51
52} // namespace WebCore
53