app
```javascript
/**
*对象池管理
*
* @type {jb.PoolManager}
* @memberof _App
*/
public pool: jb.PoolManager = new jb.PoolManager();
/**
*
* 自定义时间刷新管理
* @type {jb.time.Group}
* @memberof _App
*/
public timeGroup: jb.time.Group;
/**
*每秒触发管理
*
* @type {jb.time.SchedulePerSecond}
* @memberof _App
*/
public schedulePerSecond: jb.time.SchedulePerSecond;
/**
* 锁屏
*/
lockScreen(): void ;
/**
* 开屏
*/
unlockScreen(): void ;
```