hmz007
36ed224bac
Signed-off-by: hmz007 <hmz007@gmail.com> Change-Id: Ib87fdbe7a0be7dc961af3500fe9ea4589a127f9f
32 lines
977 B
C++
32 lines
977 B
C++
// Copyright 2018 The Chromium Authors
|
|
// Use of this source code is governed by a BSD-style license that can be
|
|
// found in the LICENSE file.
|
|
|
|
#ifndef BASE_TASK_SEQUENCE_MANAGER_TASK_TIME_OBSERVER_H_
|
|
#define BASE_TASK_SEQUENCE_MANAGER_TASK_TIME_OBSERVER_H_
|
|
|
|
#include "base/time/time.h"
|
|
|
|
namespace base {
|
|
namespace sequence_manager {
|
|
|
|
// TaskTimeObserver provides an API for observing completion of tasks.
|
|
class TaskTimeObserver {
|
|
public:
|
|
TaskTimeObserver() = default;
|
|
TaskTimeObserver(const TaskTimeObserver&) = delete;
|
|
TaskTimeObserver& operator=(const TaskTimeObserver&) = delete;
|
|
virtual ~TaskTimeObserver() = default;
|
|
|
|
// To be called when task is about to start.
|
|
virtual void WillProcessTask(TimeTicks start_time) = 0;
|
|
|
|
// To be called when task is completed.
|
|
virtual void DidProcessTask(TimeTicks start_time, TimeTicks end_time) = 0;
|
|
};
|
|
|
|
} // namespace sequence_manager
|
|
} // namespace base
|
|
|
|
#endif // BASE_TASK_SEQUENCE_MANAGER_TASK_TIME_OBSERVER_H_
|