Android实现手机震动抖动效果的方法

<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" />