Android 开发中 用Banner实现无限(自动)轮播

先添加依赖:

compile 'com.youth.banner:banner:1.4.9'

-----------------------MainActivity:-----------------------
package com.example.zhangkai20171023;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import com.youth.banner.Banner;
import java.util.ArrayList;
import java.util.List;

public class MainActivity extends AppCompatActivity {

    private Banner banner;
    private List<String> list=new ArrayList<String>();
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        list.add("https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1505151721118&di=649c9a43aed72fbc4d99ec1a031510c6&imgtype=0&src=http%3A%2F%2Fimg.zcool.cn%2Fcommunity%2F015c7d574b9f8f6ac72525aee98351.jpg");
        list.add("https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1505151956771&di=0eb6f306991d24b67a13ceb336f80102&imgtype=0&src=http%3A%2F%2Fi0.hdslb.com%2Fbfs%2Farchive%2F00613def3f1beb7a35ae136341be2b589bc46a2d.jpg_320x200.jpg");
        list.add("https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1505151847685&di=c7a4b5d08ec43fa629bcb690039a7629&imgtype=0&src=http%3A%2F%2Fattimg.dospy.com%2Fimg%2Fday_080625%2F20080625_2e91a10c444877e88827vri2ZKdGMvQo.jpg");
        list.add("https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1505151825129&di=70bf74b87d8a15cb91a2d79f15ed0eaf&imgtype=0&src=http%3A%2F%2Fattimg.dospy.com%2Fimg%2Fday_081016%2F20081016_fee215664d5740e56c13E2YB8giERFEX.jpg");
        list.add("https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1505746504&di=930c4d677a02328a142d6fa85ed14580&imgtype=jpg&er=1&src=http%3A%2F%2Fattimg.dospy.com%2Fimg%2Fday_090113%2F20090113_6ac58b42bea94f0b318e1B6BZb5lPZl5.jpg");

        banner = (Banner) findViewById(R.id.banner);
        banner.setImageLoader(new MImage());
        banner.setImages(list);
        banner.isAutoPlay(true);
        banner.setDelayTime(3000);
        banner.start();
        //banner.stopAutoPlay();

    }

}
----------------MImage-----------------
package com.example.zhangkai20171023;

import android.content.Context;
import android.widget.ImageView;
import com.youth.banner.loader.ImageLoader;

public class MImage  extends ImageLoader {

    public void displayImage(Context context, Object path, ImageView imageView) {

        com.nostra13.universalimageloader.core.ImageLoader instance = com.nostra13.universalimageloader.core.ImageLoader.getInstance();
        instance.displayImage((String) path, imageView);
    }

}
--------------------MyApplication-----------------------
package com.example.zhangkai20171023;

import android.app.Application;
import com.nostra13.universalimageloader.core.ImageLoader;
import com.nostra13.universalimageloader.core.ImageLoaderConfiguration;

public class MyApplication extends Application {

    @Override
    public void onCreate() {
        super.onCreate();
        ImageLoaderConfiguration  imageLoaderConfiguration=new ImageLoaderConfiguration.Builder(this).build();

        ImageLoader.getInstance().init(imageLoaderConfiguration);

    }

}
-------------------activity_main.xml---------------------
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"      android:layout_width="match_parent"
    android:layout_height="match_parent" tools:context="com.example.zhangkai20171023.MainActivity">

    <com.youth.banner.Banner
        android:layout_width="match_parent"
        android:layout_height="300dp"
        android:id="@+id/banner"
        ></com.youth.banner.Banner>

</RelativeLayout>