Android实现手机震动效果

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:paddingBottom="@dimen/activity_vertical_margin" android:paddingLeft="@dimen/activity_horizontal_margin" android:paddingRight="@dimen/activity_horizontal_margin" android:paddingTop="@dimen/activity_vertical_margin" tools:context=".MainActivity" > <EditText android:id="@+id/et_text" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignParentLeft="true" android:layout_alignParentRight="true" android:layout_alignParentTop="true" android:layout_marginTop="16dp" android:ems="10" > <requestFocus /> </EditText> <Button android:id="@+id/btn_submit" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignLeft="@+id/et_text" android:layout_below="@+id/et_text" android:layout_marginTop="38dp" android:text="提交" /></RelativeLayout>

package com.example.test11;import android.app.Activity;import android.os.Bundle;import android.os.Vibrator;import android.text.TextUtils;import android.view.View;import android.view.View.OnClickListener;import android.view.animation.Animation;import android.view.animation.AnimationUtils;import android.widget.Button;import android.widget.EditText;import android.widget.Toast;public class MainActivity extends Activity { private EditText et_text; private Button btn_submit; /** * 手机振动器 */ private Vibrator vibrator; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); et_text = (EditText) this.findViewById(R.id.et_text); btn_submit = (Button) this.findViewById(R.id.btn_submit); // 震动效果的系统服务 vibrator = (Vibrator) getSystemService(VIBRATOR_SERVICE); btn_submit.setOnClickListener(new OnClickListener() {  String text = et_text.getText().toString().trim();  public void onClick(View v) {  if (TextUtils.isEmpty(text)) {   Toast.makeText(MainActivity.this, "内容为空", 0).show();   Animation shake = AnimationUtils.loadAnimation(    MainActivity.this, R.anim.shake);   et_text.startAnimation(shake);   /*   * 震动的方式   */   // vibrator.vibrate(2000);//振动两秒   // 下边是可以使震动有规律的震动 -1：表示不重复 0：循环的震动   long[] pattern = { 200, 2000, 2000, 200, 200, 200 };   vibrator.vibrate(pattern, -1);  }  } }); }}

<?xml version="1.0" encoding="utf-8"?><cycleInterpolator xmlns:android="http://schemas.android.com/apk/res/android" android:cycles="7" />

<?xml version="1.0" encoding="utf-8"?><translate xmlns:android="http://schemas.android.com/apk/res/android" android:duration="1000" android:fromXDelta="0" android:interpolator="@anim/cycle_7" android:toXDelta="10" />

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