IT. Expert System.

Direct Known Subclasses:

NullVibrator, SystemVibrator

public abstract class Vibrator
extends Object

• Constructor Summary

  Constructors

  Constructor and Description
  Vibrator()

• Method Summary

  Methods

  Modifier and Type	Method and Description
  abstract void	cancel() Turn the vibrator off.
  abstract boolean	hasVibrator() Check whether the hardware has a vibrator.
  abstract void	vibrate(long milliseconds) Vibrate constantly for the specified period of time.
  abstract void	vibrate(long[] pattern, int repeat) Vibrate with a given pattern.

  • Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

• Constructor Detail

  • Vibrator

    public Vibrator()

• Method Detail

  • hasVibrator

    public abstract boolean hasVibrator()

    Check whether the hardware has a vibrator.

    Returns:

    True if the hardware has a vibrator, else false.

  • vibrate

    public abstract void vibrate(long milliseconds)

    Vibrate constantly for the specified period of time.

    This method requires the caller to hold the permission android.Manifest.permission#VIBRATE.

    Parameters:

    milliseconds - The number of milliseconds to vibrate.

  • vibrate

    public abstract void vibrate(long[] pattern,
               int repeat)

    Vibrate with a given pattern.

    Pass in an array of ints that are the durations for which to turn on or off the vibrator in milliseconds. The first value indicates the number of milliseconds to wait before turning the vibrator on. The next value indicates the number of milliseconds for which to keep the vibrator on before turning it off. Subsequent values alternate between durations in milliseconds to turn the vibrator off or to turn the vibrator on.

    To cause the pattern to repeat, pass the index into the pattern array at which to start the repeat, or -1 to disable repeating.

    This method requires the caller to hold the permission android.Manifest.permission#VIBRATE.

    Parameters:

    pattern - an array of longs of times for which to turn the vibrator on or off.

    repeat - the index into pattern at which to repeat, or -1 if you don't want to repeat.

  • cancel

    public abstract void cancel()

    Turn the vibrator off.

    This method requires the caller to hold the permission android.Manifest.permission#VIBRATE.