创建一个新工程LearnLayoutAnimation，带有BankActivity，并带上一个Fragment

activity_layout_animation.xml

<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"  xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"  android:orientation="vertical"  android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin"  android:paddingRight="@dimen/activity_horizontal_margin"  android:paddingTop="@dimen/activity_vertical_margin"  android:animateLayoutChanges="true"  android:id="@+id/myContainer"  android:paddingBottom="@dimen/activity_vertical_margin" tools:context=".MainActivity">  <Button  android:layout_width="wrap_content"  android:layout_height="wrap_content"  android:text="+增加按钮"  android:onClick="onClickbtnAddbtn"  android:id="@+id/btnAddbtn" />  <Button  android:layout_width="wrap_content"  android:layout_height="wrap_content"  android:text="设置Listview动画效果"  android:onClick="onClickSetListViewAnimation"  android:id="@+id/btnSetListViewAnimation" />  <ImageButton  android:layout_width="wrap_content"  android:layout_height="wrap_content"  android:src="@drawable/btn_state_pressed_false"  android:id="@+id/imageButton" />  <ListView  android:layout_width="match_parent"  android:layout_height="wrap_content"  android:id="@+id/listView" /> </LinearLayout>

LayoutAnimationActivity.java

public class LayoutAnimationActivity extends AppCompatActivity {  LinearLayout myConainer;  private View.OnClickListener btn_OnClickListener=new View.OnClickListener() {  @Override  public void onClick(View v) {  myConainer.removeView( v);  }  };  @Override  protected void onCreate(Bundle savedInstanceState) {  super.onCreate(savedInstanceState);  setContentView(R.layout.activity_layout_animation);  myConainer= (LinearLayout) findViewById(R.id.myContainer);  ScaleAnimation sa=new ScaleAnimation(0,1,0,1);  sa.setDuration(1000);  LayoutAnimationController lac=new LayoutAnimationController(sa,0.2f); //第二个参数是动画运行到百分多少时，第二个对象开始动画   lac.setOrder(LayoutAnimationController.ORDER_RANDOM); //设置动画效果的顺序LayoutAnimationController下提供随机、从上往下、从下往上   myConainer.setLayoutAnimation(lac);  }  public void onClickbtnAddbtn(View view) {  Button btn=new Button(this);  btn.setText("删除我");  myConainer.addView(btn);  //设置动画  // ScaleAnimation sa=new ScaleAnimation(0,1,0,1); // sa.setDuration(1000);  RotateAnimation ra=new RotateAnimation(0,360,100,150);//从0到360读旋转100,50的中心的像素为中心点选择   ra.setDuration(1000);  LayoutAnimationController lac=new LayoutAnimationController(ra,0.2f); //第二个参数是动画运行到百分多少时，第二个对象开始动画   lac.setOrder(LayoutAnimationController.ORDER_RANDOM); //设置动画效果的顺序LayoutAnimationController下提供随机、从上往下、从下往上   myConainer.setLayoutAnimation(lac);  btn.setOnClickListener(btn_OnClickListener);  }  public void onClickSetListViewAnimation(View view) {  ArrayAdapter<String> adapter;  ListView listView;  listView= (ListView) findViewById(R.id.listView);  adapter=new ArrayAdapter<String>(this,android.R.layout.simple_list_item_1,new String[]{"hello caizhigui","你好呀 caizhigui","大家好才是真的好！！！"});  listView.setAdapter(adapter);  ScaleAnimation sa=new ScaleAnimation(0,1,0,1);  sa.setDuration(1000);  LayoutAnimationController lac=new LayoutAnimationController(sa,0.5f); //第二个参数是动画运行到百分多少时，第二个对象开始动画   lac.setOrder(LayoutAnimationController.ORDER_RANDOM); //设置动画效果的顺序LayoutAnimationController下提供随机、从上往下、从下往上   listView.setLayoutAnimation(lac);  } }