/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* vim:expandtab:shiftwidth=4:tabstop=4: */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #ifndef nsIdleServiceWin_h__ #define nsIdleServiceWin_h__ #include "nsIdleService.h" /* NOTE: Compare of GetTickCount() could overflow. This corrects for * overflow situations. ***/ #ifndef SAFE_COMPARE_EVEN_WITH_WRAPPING #define SAFE_COMPARE_EVEN_WITH_WRAPPING(A, B) (((int)((long)A - (long)B) & 0xFFFFFFFF)) #endif class nsIdleServiceWin : public nsIdleService { public: NS_DECL_ISUPPORTS_INHERITED bool PollIdleTime(uint32_t* aIdleTime) override; static already_AddRefed<nsIdleServiceWin> GetInstance() { RefPtr<nsIdleServiceWin> idleService = nsIdleService::GetInstance().downcast<nsIdleServiceWin>(); if (!idleService) { idleService = new nsIdleServiceWin(); } return idleService.forget(); } protected: nsIdleServiceWin() { } virtual ~nsIdleServiceWin() { } bool UsePollMode() override; }; #endif // nsIdleServiceWin_h__