components/component_updater/timer.h

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef COMPONENTS_COMPONENT_UPDATER_TIMER_H_
   6 #define COMPONENTS_COMPONENT_UPDATER_TIMER_H_
   7
   8 #include "base/callback.h"
   9 #include "base/macros.h"
  10 #include "base/threading/thread_checker.h"
  11 #include "base/time/time.h"
  12 #include "base/timer/timer.h"
  13
  14 namespace component_updater {
  15
  16 class Timer {
  17  public:
  18   Timer();
  19   ~Timer();
  20
  21   void Start(base::TimeDelta initial_delay,
  22              base::TimeDelta delay,
  23              const base::Closure& user_task);
  24
  25   void Stop();
  26
  27  private:
  28   void OnDelay();
  29
  30   base::ThreadChecker thread_checker_;
  31
  32   base::Timer timer_;
  33
  34   base::TimeDelta delay_;
  35   base::Closure user_task_;
  36
  37   DISALLOW_COPY_AND_ASSIGN(Timer);
  38 };
  39
  40 }  // namespace component_updater
  41
  42 #endif  // COMPONENTS_COMPONENT_UPDATER_TIMER_H_