widget/cocoa/nsUserIdleServiceX.h

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