Vibrator

  设置手机震动，首先要在配置文件中添加权限：

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

  其次取得Vibrator对象。

vibrator = (Vibrator)getApplication().getSystemService(Service.VIBRATOR_SERVICE);

  代码很简单，相关讲解看代码注释就成。

package com.kevin.vibrator;

import android.app.Activity;
import android.app.Service;
import android.os.Bundle;
import android.os.Vibrator;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Toast;
import android.widget.ToggleButton;

public class Main extends Activity {
	private Vibrator vibrator;
	private ToggleButton tb_short,tb_long,tb_tune;
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        // 取得Vibrator对象
        vibrator = (Vibrator)getApplication().getSystemService(Service.VIBRATOR_SERVICE);
        tb_short = (ToggleButton) findViewById(R.id.tb_short);
        tb_long = (ToggleButton) findViewById(R.id.tb_long);
        tb_tune = (ToggleButton) findViewById(R.id.tb_tune);
        tb_short.setOnClickListener(new ToggleButtonOnClickListener());
        tb_long.setOnClickListener(new ToggleButtonOnClickListener());
        tb_tune.setOnClickListener(new ToggleButtonOnClickListener());
    }
    class ToggleButtonOnClickListener implements OnClickListener{

		@Override
		public void onClick(View v) {
			ToggleButton tb = (ToggleButton)v;
			switch (tb.getId()) {
			case R.id.tb_short:
			{
				if (tb.isChecked()) {
					// 设置震动周期
					/*
					 * 第一个参数是个长整型的时间数组，数组中第一个值表示在vibrator
					 * 打开前等待的毫秒数，接下来的值表示vibrator关闭前等待的毫秒数,
					 * 以此类推。
					 * 第二个参数是设置震动的模式，-1的话，只震动一轮，0的话震动一直持续
					 */
					vibrator.vibrate(new long[]{100,10,100,1000}, -1);
					Toast.makeText(Main.this, getString(R.string.processing), Toast.LENGTH_SHORT).show();
				}else{
					// 取消震动
					vibrator.cancel();
					Toast.makeText(Main.this, getString(R.string.cancel), Toast.LENGTH_SHORT).show();
				}			
				break;
			}
			case R.id.tb_long:
			{
				if (tb.isChecked()) {
					// 设置震动周期
					vibrator.vibrate(new long[]{100,100,100,1000}, 0);
					Toast.makeText(Main.this, getString(R.string.processing), Toast.LENGTH_SHORT).show();
				}else{
					// 取消震动
					vibrator.cancel();
					Toast.makeText(Main.this, getString(R.string.cancel), Toast.LENGTH_SHORT).show();
				}	
				break;
			}
			case R.id.tb_tune:
			{
				if (tb.isChecked()) {
					// 设置震动周期
					vibrator.vibrate(new long[]{1000,50,1000,50,1000}, 0);
					Toast.makeText(Main.this, getString(R.string.processing), Toast.LENGTH_SHORT).show();
				}else{
					// 取消震动
					vibrator.cancel();
					Toast.makeText(Main.this, getString(R.string.cancel), Toast.LENGTH_SHORT).show();
				}	
			}
				break;
			default:
				break;
			}
		}
    }
}