chrome/browser/after_startup_task_utils.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 CHROME_BROWSER_AFTER_STARTUP_TASK_UTILS_H_
   6 #define CHROME_BROWSER_AFTER_STARTUP_TASK_UTILS_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/bind.h"
  10 #include "base/gtest_prod_util.h"
  11 #include "base/memory/ref_counted.h"
  12
  13 namespace android {
  14 class AfterStartupTaskUtilsJNI;
  15 }
  16
  17 namespace base {
  18 class TaskRunner;
  19 }
  20 namespace tracked_objects {
  21 class Location;
  22 };
  23
  24 class AfterStartupTaskUtils {
  25  public:
  26   // Observes startup and when complete runs tasks that have accrued.
  27   static void StartMonitoringStartup();
  28
  29   // Used to augment the behavior of BrowserThread::PostAfterStartupTask
  30   // for chrome. Tasks are queued until startup is complete.
  31   // Note: see browser_thread.h
  32   static void PostTask(const tracked_objects::Location& from_here,
  33                        const scoped_refptr<base::TaskRunner>& task_runner,
  34                        const base::Closure& task);
  35
  36   // Returns true if browser startup is complete. Only use this on a one-off
  37   // basis; If you need to poll this function constantly, use the above
  38   // PostTask() API instead.
  39   static bool IsBrowserStartupComplete();
  40
  41  private:
  42   friend class AfterStartupTaskTest;
  43   friend class android::AfterStartupTaskUtilsJNI;
  44   friend class InProcessBrowserTest;
  45   FRIEND_TEST_ALL_PREFIXES(AfterStartupTaskTest, IsStartupComplete);
  46   FRIEND_TEST_ALL_PREFIXES(AfterStartupTaskTest, PostTask);
  47
  48   static void SetBrowserStartupIsComplete();
  49   static void UnsafeResetForTesting();
  50
  51   DISALLOW_IMPLICIT_CONSTRUCTORS(AfterStartupTaskUtils);
  52 };
  53
  54 #endif  // CHROME_BROWSER_AFTER_STARTUP_TASK_UTILS_H_