| // 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 "third_party/blink/renderer/modules/bluetooth/navigator_bluetooth.h" |
| |
| #include "third_party/blink/renderer/core/dom/document.h" |
| #include "third_party/blink/renderer/core/frame/local_frame.h" |
| #include "third_party/blink/renderer/core/frame/navigator.h" |
| #include "third_party/blink/renderer/modules/bluetooth/bluetooth.h" |
| |
| namespace blink { |
| |
| NavigatorBluetooth& NavigatorBluetooth::From(Navigator& navigator) { |
| NavigatorBluetooth* supplement = |
| Supplement<Navigator>::From<NavigatorBluetooth>(navigator); |
| if (!supplement) { |
| supplement = MakeGarbageCollected<NavigatorBluetooth>(navigator); |
| ProvideTo(navigator, supplement); |
| } |
| return *supplement; |
| } |
| |
| Bluetooth* NavigatorBluetooth::bluetooth(Navigator& navigator) { |
| return NavigatorBluetooth::From(navigator).bluetooth(); |
| } |
| |
| Bluetooth* NavigatorBluetooth::bluetooth() { |
| if (bluetooth_) |
| return bluetooth_.Get(); |
| |
| if (!GetSupplementable()->GetFrame()) |
| return nullptr; |
| |
| bluetooth_ = MakeGarbageCollected<Bluetooth>( |
| GetSupplementable()->GetFrame()->GetDocument()->GetExecutionContext()); |
| return bluetooth_.Get(); |
| } |
| |
| void NavigatorBluetooth::Trace(blink::Visitor* visitor) { |
| visitor->Trace(bluetooth_); |
| Supplement<Navigator>::Trace(visitor); |
| } |
| |
| NavigatorBluetooth::NavigatorBluetooth(Navigator& navigator) |
| : Supplement<Navigator>(navigator) {} |
| |
| // static |
| const char NavigatorBluetooth::kSupplementName[] = "NavigatorBluetooth"; |
| |
| } // namespace blink |