third_party/WebKit/Source/modules/bluetooth/NavigatorBluetooth.cpp

// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "modules/bluetooth/NavigatorBluetooth.h"

#include "core/frame/Navigator.h"
#include "modules/bluetooth/Bluetooth.h"

namespace blink {

NavigatorBluetooth& NavigatorBluetooth::from(Navigator& navigator)
{
    NavigatorBluetooth* supplement = static_cast<NavigatorBluetooth*>(Supplement<Navigator>::from(navigator, supplementName()));
    if (!supplement) {
        supplement = new NavigatorBluetooth();
        provideTo(navigator, supplementName(), supplement);
    }
    return *supplement;
}

Bluetooth* NavigatorBluetooth::bluetooth(Navigator& navigator)
{
    return NavigatorBluetooth::from(navigator).bluetooth();
}

Bluetooth* NavigatorBluetooth::bluetooth()
{
    if (!m_bluetooth)
        m_bluetooth = Bluetooth::create();
    return m_bluetooth.get();
}

DEFINE_TRACE(NavigatorBluetooth)
{
    visitor->trace(m_bluetooth);
    Supplement<Navigator>::trace(visitor);
}

NavigatorBluetooth::NavigatorBluetooth()
{
}

const char* NavigatorBluetooth::supplementName()
{
    return "NavigatorBluetooth";
}

} // namespace blink