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#include "config.h"
21#include "core/css/MediaQueryListListener.h"
22
23#include "bindings/core/v8/V8MediaQueryList.h"
24#include "bindings/v8/V8Callback.h"
25#include <v8.h>
26
27namespace WebCore {
28
29MediaQueryListListener::MediaQueryListListener(ScriptState* scriptState, const ScriptValue& function)
30    : m_scriptState(scriptState)
31    , m_function(function)
32{
33    ASSERT(m_function.isFunction());
34}
35
36void MediaQueryListListener::queryChanged(MediaQueryList* query)
37{
38    if (m_scriptState->contextIsEmpty())
39        return;
40    ScriptState::Scope scope(m_scriptState.get());
41    v8::Handle<v8::Value> args[] = { toV8(query, m_scriptState->context()->Global(), m_scriptState->isolate()) };
42    invokeCallback(m_scriptState.get(), v8::Handle<v8::Function>::Cast(m_function.v8Value()), WTF_ARRAY_LENGTH(args), args);
43}
44
45}
46