<FrameLayout 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"

     tools:context="com.example.animationapp.MainActivity" >

     <ImageView

         android:id="@+id/im0"

         android:layout_width="wrap_content"

         android:layout_height="wrap_content"

         android:paddingLeft="3dp"

         android:paddingTop="3dp"

         android:src="@drawable/b" />

     <ImageView

         android:id="@+id/im1"

         android:layout_width="wrap_content"

         android:layout_height="wrap_content"

         android:paddingLeft="3dp"

         android:paddingTop="3dp"

         android:src="@drawable/c" />

     <ImageView

         android:id="@+id/im2"

         android:layout_width="wrap_content"

         android:layout_height="wrap_content"

         android:paddingLeft="3dp"

         android:paddingTop="3dp"

         android:src="@drawable/d" />

     <ImageView

         android:id="@+id/im3"

         android:layout_width="wrap_content"

         android:layout_height="wrap_content"

         android:paddingLeft="3dp"

         android:paddingTop="3dp"

         android:src="@drawable/e" />

     <ImageView

         android:id="@+id/im4"

         android:layout_width="wrap_content"

         android:layout_height="wrap_content"

         android:paddingLeft="3dp"

         android:paddingTop="3dp"

         android:src="@drawable/f" />

     <ImageView

         android:id="@+id/im5"

         android:layout_width="wrap_content"

         android:layout_height="wrap_content"

         android:paddingLeft="3dp"

         android:paddingTop="3dp"

         android:src="@drawable/g" />

     <ImageView

         android:id="@+id/im6"

         android:layout_width="wrap_content"

         android:layout_height="wrap_content"

         android:paddingLeft="3dp"

         android:paddingTop="3dp"

         android:src="@drawable/h" />

     <ImageView

         android:id="@+id/im7"

         android:layout_width="wrap_content"

         android:layout_height="wrap_content"

         android:src="@drawable/a" />

 </FrameLayout>

 package com.example.animationapp;

 import java.util.ArrayList;

 import java.util.List;

 import android.support.v7.app.ActionBarActivity;

 import android.animation.ObjectAnimator;

 import android.os.Bundle;

 import android.view.Menu;

 import android.view.MenuItem;

 import android.view.View;

 import android.view.View.OnClickListener;

 import android.view.animation.BounceInterpolator;

 import android.widget.ImageView;

 import android.widget.Toast;

 public class MainActivity extends ActionBarActivity implements OnClickListener {

     private int[] res = {R.id.im0, R.id.im1,R.id.im2,

             R.id.im3,R.id.im4,R.id.im5,R.id.im6,R.id.im7}; 

     private List<ImageView>  list = new ArrayList<ImageView>(); 

     private boolean flag = true;

     @Override

     protected void onCreate(Bundle savedInstanceState) {

         super.onCreate(savedInstanceState);

         setContentView(R.layout.activity_main);

         initView();

     }

     private void initView() {

         for(int i = 0; i < res.length; i++){

             ImageView im = (ImageView) findViewById(res[i]);

             im.setOnClickListener(this);

             list.add(im);

         }

     }

     @Override

     public void onClick(View v) {

         switch(v.getId()){

         //im7最后布局，叠加在最上面

         case R.id.im7:{

             if(flag){

                 startAnimation();

                 flag = false;

             }else{

                 closeAnimation();

                 flag = true;

             }

             break;

         }

         default:

             Toast.makeText(MainActivity.this, v.getId()+"OK", Toast.LENGTH_SHORT).show();

             break;

         }

     }

     private void closeAnimation() {

         for(int i = 0 ;i<res.length-1; i++){

             ObjectAnimator oa = ObjectAnimator.ofFloat(list.get(i),

                     "translationY",i*200F, 0F );

             oa.setDuration(100);

             //oa.setStartDelay(50*i);

             oa.start();

         }

     }

     private void startAnimation() {

         //此处只需要弹出其余7个图标，最上边的图标im7不动

         for(int i = 0 ;i<res.length-1; i++){

             //属性动画操作类

             ObjectAnimator oa = ObjectAnimator.ofFloat(list.get(i),

                     "translationY", 0F, i*200F);

             oa.setDuration(200);

             //oa.setInterpolator(new BounceInterpolator());

             //oa.setStartDelay(200*i);

             oa.start();

         }

     }

 }