chrome/browser/google/did_run_updater_win.h

   1 // Copyright 2014 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 CHROME_BROWSER_GOOGLE_DID_RUN_UPDATER_WIN_H_
   6 #define CHROME_BROWSER_GOOGLE_DID_RUN_UPDATER_WIN_H_
   7
   8 #include "base/macros.h"
   9 #include "content/public/browser/notification_observer.h"
  10 #include "content/public/browser/notification_registrar.h"
  11
  12 // Updates Chrome's "did run" state periodically when the process is in use.
  13 // The creation of renderers is used as a proxy for "is the browser in use."
  14 class DidRunUpdater : public content::NotificationObserver {
  15  public:
  16   DidRunUpdater();
  17   ~DidRunUpdater() override;
  18
  19  private:
  20   // content::NotificationObserver:
  21   void Observe(int type,
  22                const content::NotificationSource& source,
  23                const content::NotificationDetails& details) override;
  24
  25   // True if the process is running from a system-level installation.
  26   bool system_level_;
  27   content::NotificationRegistrar registrar_;
  28
  29   DISALLOW_COPY_AND_ASSIGN(DidRunUpdater);
  30 };
  31
  32 #endif  // CHROME_BROWSER_GOOGLE_DID_RUN_UPDATER_WIN_H_