Android XML file之animation-list

1.animation-list帧布局文件（顺序显示动画和倒序显示动画）(其中oneshot代表着是否只展示一遍，false会不停的循环播发动画)在drawable中创建animation_list.xml文件<animation-list xmlns:android="http://schemas.android.com/apk/res/android"android:oneshot="true"><item android:drawable="@mipmap/ic_launcher1" android:duration="150"/><item android:drawable="@mipmap/ic_launcher2" android:duration="150"/><item android:drawable="@mipmap/ic_launcher3" android:duration="150"/><item android:drawable="@mipmap/ic_launcher4" android:duration="150"/><item android:drawable="@mipmap/ic_launcher5" android:duration="150"/></animation-list>布局文件

<LinearLayout 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:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
android:paddingBottom="@dimen/activity_vertical_margin"
android:orientation="vertical"
>

<ImageView
android:id="@+id/imageView"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="@drawable/animation_list"/>

<Button
android:id="@+id/btn_start"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="开始动画"/>

<Button
android:id="@+id/btn_end"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="停止动画"/>

</LinearLayout>

Activity:

public class Secondctivity extends AppCompatActivity implements View.OnClickListener {private ImageView imageView;private Button btn_stsart,btn_end;private AnimationDrawable animationDrawable;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_secondctivity);imageView = (ImageView) findViewById(R.id.imageView);btn_stsart = (Button) findViewById(R.id.btn_start);btn_end = (Button) findViewById(R.id.btn_end);btn_stsart.setOnClickListener(this);btn_end.setOnClickListener(this);}@Overridepublic void onClick(View v) {switch (v.getId()){case R.id.btn_start://开始动画imageView.setImageResource(R.drawable.animation_list);animationDrawable = (AnimationDrawable) imageView.getDrawable();animationDrawable.start();break;case R.id.btn_end://结束动画animationDrawable = (AnimationDrawable) imageView.getDrawable();animationDrawable.stop();break;}}}