gsd/3rdparty/ZLToolKit/include/Poller/Timer.h

/*
 * Copyright (c) 2016 The ZLToolKit project authors. All Rights Reserved.
 *
 * This file is part of ZLToolKit(https://github.com/xia-chu/ZLToolKit).
 *
 * Use of this source code is governed by MIT license that can be found in the
 * LICENSE file in the root of the source tree. All contributing project authors
 * may be found in the AUTHORS file in the root of the source tree.
 */

#ifndef Timer_h
#define Timer_h

#include <stdio.h>
#include <functional>
#include "EventPoller.h"
using namespace std;

namespace toolkit {

class Timer {
public:
    typedef std::shared_ptr<Timer> Ptr;

    /**
     * 构造定时器
     * @param second 定时器重复秒数
     * @param cb 定时器任务，返回true表示重复下次任务，否则不重复，如果任务中抛异常，则默认重复下次任务
     * @param poller EventPoller对象，可以为nullptr
     * @param continueWhenException 定时回调中抛异常是否继续标记
     */
    Timer(float second,
          const function<bool()> &cb,
          const EventPoller::Ptr &poller /*=nullptr*/,
          bool continueWhenException = true );
    ~Timer();
private:
    weak_ptr<DelayTask> _tag;
    //定时器保持EventPoller的强引用
    EventPoller::Ptr _poller;
};

}  // namespace toolkit
#endif /* Timer_h */