Android 震動功能

    package com.example.vibrator;  

    import android.app.Activity;  
    import android.os.Bundle;  
    import android.view.View;  
    import android.view.View.OnClickListener;  
    import android.widget.Button;  

    public class MainActivity extends Activity {  

        private Button btn_vibrator_0;  
        private Button btn_vibrator_1;  

        @Override  
        protected void onCreate(Bundle savedInstanceState) {  
            super.onCreate(savedInstanceState);  
            setContentView(R.layout.activity_main);  
            btn_vibrator_0 = (Button) findViewById(R.id.btn_vibrator_0);  
            btn_vibrator_1 = (Button) findViewById(R.id.btn_vibrator_1);  
            /** 
             * 點擊設置默認震動模式,震動100毫秒 
             * */  
            btn_vibrator_0.setOnClickListener(new OnClickListener() {  

                @Override  
                public void onClick(View arg0) {  
                    // TODO Auto-generated method stub  
                    //停止震動  
                    VibratorUtil.VibrateCancel(MainActivity.this);  
                    VibratorUtil.Vibrate(MainActivity.this,100);   //震動100ms    
                }  
            });  
            /** 
             * 點擊設置自定義震動模式，重復震動 
             * */  
            btn_vibrator_1.setOnClickListener(new OnClickListener() {  

                @Override  
                public void onClick(View arg0) {  
                    // TODO Auto-generated method stub  
                    //停止震動  
                    VibratorUtil.VibrateCancel(MainActivity.this);  
                    //設置震動參數，停50毫秒，震動100毫秒  
                    long[] prams={50,100,50,100};  
                    VibratorUtil.Vibrate(MainActivity.this,prams,true);   //震動100ms    
                }  
            });  
        }  

        @Override  
        protected void onDestroy() {  
            // TODO Auto-generated method stub  
            super.onDestroy();  
            //停止震動  
            VibratorUtil.VibrateCancel(MainActivity.this);  
        }  

    }  

package com.example.vibrator;  

import android.app.Activity;  
import android.app.Service;  
import android.os.Vibrator;  

/** 
 * 手機震動工具類 
 *  
 * @author Administrator 
 *  
 */  
public class VibratorUtil {  

    /** 
     * final Activity activity ：調用該方法的Activity實例  
     * long milliseconds ：震動的時長，單位是毫秒 
     */  
    public static void Vibrate(final Activity activity, long milliseconds) {  
        Vibrator vib = (Vibrator) activity  
                .getSystemService(Service.VIBRATOR_SERVICE);  
        vib.vibrate(milliseconds);  
    }  

    /** 
     * final Activity activity ：調用該方法的Activity實例  
     * long[] pattern ：自定義震動模式。數組中數字的含義依次是[靜止時長，震動時長，靜止時長，震動時長。。。]時長的單位是毫秒 
     * boolean isRepeat ：是否反復震動，如果是true，反復震動，如果是false，只震動一次 
     * */  
    public static void Vibrate(final Activity activity, long[] pattern,  
            boolean isRepeat) {  
        Vibrator vib = (Vibrator) activity  
                .getSystemService(Service.VIBRATOR_SERVICE);  
        vib.vibrate(pattern, isRepeat ? 1 : -1);  
    }  
    /** 
     * 停止震動 
     * */  
    public static void VibrateCancel(final Activity activity){  
        Vibrator vib = (Vibrator) activity  
                .getSystemService(Service.VIBRATOR_SERVICE);  
        vib.cancel();  
    }  


}