2 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
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.
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.
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.
20 #ifndef MediaQueryListListener_h
21 #define MediaQueryListListener_h
23 #include "bindings/v8/ScriptState.h"
24 #include "bindings/v8/ScriptValue.h"
25 #include "platform/heap/Handle.h"
26 #include "wtf/RefCounted.h"
32 // See http://dev.w3.org/csswg/cssom-view/#the-mediaquerylist-interface
34 class MediaQueryListListener : public RefCountedWillBeGarbageCollectedFinalized<MediaQueryListListener> {
36 static PassRefPtrWillBeRawPtr<MediaQueryListListener> create(const ScriptValue& value)
38 if (!value.isFunction())
40 return adoptRefWillBeNoop(new MediaQueryListListener(value));
42 void queryChanged(MediaQueryList*);
44 bool operator==(const MediaQueryListListener& other) const { return m_function == other.m_function; }
46 void trace(Visitor*) { }
49 explicit MediaQueryListListener(const ScriptValue&);
51 RefPtr<ScriptState> m_scriptState;
52 ScriptValue m_function;
57 #endif // MediaQueryListListener_h