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    Android - Vibrator

    (2011-07-19 14:55:30)
    标签:

    android

    vibrator

    it

    分类: Java

    Vibrator是Android提供的震动类,用于控制震动设备,我们在SDK中的android.os.Vibrator找到相关的描述,但是1.0中改进了一些声明方式,在实例化的同时去除了构造方法。new  Vibrator()这个构造方法已经去除,调用时必需获取震动服务的实例句柄。

    注:如果应用程序的进程退出了,那么其开启的震动也将停止。

     

    获取Vibrator实例

    mVibrator = (Vibrator) getSystemService(Context.VIBRATOR_SERVICE);

     

    公共方法

    ·void cancel() :关闭或停止震动器
    ·void vibrate(long milliseconds) :开启震动器,并震动指定的毫秒数
    ·void vibrate(long[] pattern, int repeat) :按指定的模式开启震动器
      long[] pattern:是一个节奏数组,比如{}

      int repeat:是重复次数,-1为不重复

     

    最后别忘记在manifest.xml加入震动权限:

    <uses-permission Android:name="android.permission.VIBRATE">

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