widget/android/nsUserIdleServiceAndroid.h

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim:expandtab:shiftwidth=4:tabstop=4:
   3  */
   4 /* This Source Code Form is subject to the terms of the Mozilla Public
   5  * License, v. 2.0. If a copy of the MPL was not distributed with this
   6  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   7
   8 #ifndef nsUserIdleServiceAndroid_h__
   9 #define nsUserIdleServiceAndroid_h__
  10
  11 #include "nsUserIdleService.h"
  12 #include "mozilla/AppShutdown.h"
  13
  14 class nsUserIdleServiceAndroid : public nsUserIdleService {
  15  public:
  16   NS_INLINE_DECL_REFCOUNTING_INHERITED(nsUserIdleServiceAndroid,
  17                                        nsUserIdleService)
  18
  19   bool PollIdleTime(uint32_t* aIdleTime) override;
  20
  21   static already_AddRefed<nsUserIdleServiceAndroid> GetInstance() {
  22     RefPtr<nsUserIdleService> idleService = nsUserIdleService::GetInstance();
  23     if (!idleService) {
  24       // Avoid late instantiation or resurrection during shutdown.
  25       if (mozilla::AppShutdown::IsInOrBeyond(
  26               mozilla::ShutdownPhase::AppShutdownConfirmed)) {
  27         return nullptr;
  28       }
  29       idleService = new nsUserIdleServiceAndroid();
  30     }
  31
  32     return idleService.forget().downcast<nsUserIdleServiceAndroid>();
  33   }
  34
  35  protected:
  36   nsUserIdleServiceAndroid() {}
  37   virtual ~nsUserIdleServiceAndroid() {}
  38 };
  39
  40 #endif  // nsUserIdleServiceAndroid_h__