| // Copyright 2018 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 "ui/base/accelerators/media_keys_listener.h" |
| |
| #include "ui/base/accelerators/global_media_keys_listener_win.h" |
| |
| namespace ui { |
| |
| std::unique_ptr<MediaKeysListener> MediaKeysListener::Create( |
| MediaKeysListener::Delegate* delegate, |
| MediaKeysListener::Scope scope) { |
| DCHECK(delegate); |
| |
| if (scope == Scope::kGlobal) { |
| // We should never have more than one global media keys listener. |
| if (!GlobalMediaKeysListenerWin::has_instance()) |
| return std::make_unique<GlobalMediaKeysListenerWin>(delegate); |
| |
| NOTREACHED(); |
| } |
| return nullptr; |
| } |
| |
| } // namespace ui |
