Recyclerview实现多种条目加载

activity_main

<?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.bwie.test.jinfengkai20180427.MainActivity">

    <android.support.v7.widget.RecyclerView
        android:id="@+id/recyel_view"
        android:layout_width="match_parent"
        android:layout_height="match_parent">
    </android.support.v7.widget.RecyclerView>

</RelativeLayout>

rv_pullimg_item

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:orientation="vertical">

    <TextView
        android:id="@+id/title_zhong"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content" />

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content">
        <ImageView
            android:id="@+id/img1"
            android:layout_width="80dp"
            android:layout_height="80dp"
            android:layout_marginRight="10dp" />
        <ImageView
            android:id="@+id/img2"
            android:layout_width="80dp"
            android:layout_height="80dp"
            android:layout_marginRight="10dp"/>
        <ImageView
            android:id="@+id/img3"
            android:layout_width="80dp"
            android:layout_height="80dp"
            android:layout_marginRight="10dp" />
    </LinearLayout>

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="2dp"
        android:text="1256评论 120个赞"
        android:layout_gravity="right" />

</LinearLayout>

rv_rightimg_item

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:orientation="horizontal">

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_toLeftOf="@id/img_right"
        android:orientation="vertical">
        <TextView
            android:id="@+id/title_rightlayout"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="title"
            android:textSize="16sp" />
        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginTop="20dp"
            android:text="1256评论 120个赞"
            android:layout_gravity="right" />
    </LinearLayout>

    <ImageView
        android:id="@+id/img_right"
        android:src="@mipmap/ic_launcher"
        android:layout_alignParentRight="true"
        android:layout_marginRight="5dp"
        android:layout_width="80dp"
        android:layout_height="80dp" />

</RelativeLayout>

MainActivity

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;

import com.bwie.test.adapter.MyAdapter;
import com.bwie.test.bean.Bean;
import com.bwie.test.util.OkhttpUtils;
import com.bwie.test.util.OnNetListener;
import com.google.gson.Gson;
import java.util.List;

public class MainActivity extends AppCompatActivity {
    private RecyclerView mRv;
    public static String host = "http://365jia.cn/uploads/";
    private String url = "http://365jia.cn/news/api3/365jia/news/headline?page=1";

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        //隐藏原有标题
        //getSupportActionBar().hide();
        initView();

        OkhttpUtils.getInstance().doGet(url, new OnNetListener() {
            @Override
            public void onSuccess(String result) {
                Bean bean = new Gson().fromJson(result, Bean.class);
                List<Bean.DataBeanX.DataBean> data = bean.getData().getData();
                MyAdapter myAdapter = new MyAdapter(MainActivity.this, data);
                mRv.setAdapter(myAdapter);
            }

            @Override
            public void onFailed(Exception e) {

            }
        });
    }

    private void initView() {
        mRv = (RecyclerView) findViewById(R.id.recyel_view);
        mRv.setLayoutManager(new LinearLayoutManager(this));
    }
}

MyAdapter

import android.content.Context;
import android.support.annotation.NonNull;
import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.TextView;

import com.bumptech.glide.Glide;
import com.bwie.test.bean.Bean;
import com.bwie.test.jinfengkai20180427.MainActivity;
import java.util.List;
import com.bwie.test.jinfengkai20180427.R;

public class MyAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {
    private Context context;
    private List<Bean.DataBeanX.DataBean> list;
    private LayoutInflater inflater;
    private static final int NORMAL = 0;
    private static final int IMAGES = 1;

    public MyAdapter(Context context, List<Bean.DataBeanX.DataBean> list) {
        this.context = context;
        this.list = list;
        inflater = LayoutInflater.from(context);
    }

    @NonNull
    @Override
    public RecyclerView.ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
        RecyclerView.ViewHolder holder;
        if (viewType == NORMAL) {
            View view = inflater.inflate(R.layout.rv_rightimg_item, parent, false);
            holder = new NormalViewHolder(view);
        } else if (viewType == IMAGES) {
            View view = inflater.inflate(R.layout.rv_pullimg_item, parent, false);
            holder = new ImagesViewHolder(view);
        } else {
            holder = null;
        }
        return holder;
    }

    @Override
    public void onBindViewHolder(@NonNull RecyclerView.ViewHolder holder, int position) {
        Bean.DataBeanX.DataBean dataBean = list.get(position);
        if ("normal".equals(dataBean.getType())) {
            NormalViewHolder normalViewHolder = (NormalViewHolder) holder;
            normalViewHolder.title_rightlayout.setText(dataBean.getTitle());
            String imgUrl = dataBean.getPics().get(0);
            String url = MainActivity.host + imgUrl;
            Glide.with(context).load(url).into(normalViewHolder.img_right);
        } else if ("images".equals(dataBean.getType())) {
            ImagesViewHolder imagesViewHolder = (ImagesViewHolder) holder;
            List<String> pics = dataBean.getPics();
            String img1 = pics.get(0);
            String imgUrl1 = MainActivity.host + img1;

            String img2 = pics.get(1);
            String imgUrl2 = MainActivity.host + img2;

            String img3 = pics.get(2);
            String imgUrl3 = MainActivity.host + img3;

            Glide.with(context).load(imgUrl1).into(imagesViewHolder.img1);
            Glide.with(context).load(imgUrl2).into(imagesViewHolder.img2);
            Glide.with(context).load(imgUrl3).into(imagesViewHolder.img3);

            imagesViewHolder.title_zhong.setText(dataBean.getTitle());
        }
    }

    @Override
    public int getItemCount() {
        return list.size();
    }

    @Override
    public int getItemViewType(int position) {
        Bean.DataBeanX.DataBean dataBean = list.get(position);
        String type = dataBean.getType();
        if ("normal".equals(type)) {
            return NORMAL;
        } else {
            return IMAGES;
        }
    }

    class NormalViewHolder extends RecyclerView.ViewHolder {
        private final TextView title_rightlayout;
        private final ImageView img_right;

        public NormalViewHolder(View itemView) {
            super(itemView);
            title_rightlayout = itemView.findViewById(R.id.title_rightlayout);
            img_right = itemView.findViewById(R.id.img_right);
        }
    }

    class ImagesViewHolder extends RecyclerView.ViewHolder {
        private final TextView title_zhong;
        private final ImageView img1;
        private final ImageView img2;
        private final ImageView img3;

        public ImagesViewHolder(View itemView) {
            super(itemView);
            title_zhong = itemView.findViewById(R.id.title_zhong);
            img1 = itemView.findViewById(R.id.img1);
            img2 = itemView.findViewById(R.id.img2);
            img3 = itemView.findViewById(R.id.img3);
        }
    }
}

util文件夹下工具类

OnNetListener

package com.bwie.test.util;

public interface OnNetListener {
    void onSuccess(String result);
    void onFailed(Exception e);
}

MyInterceptor

import java.io.IOException;
import okhttp3.FormBody;
import okhttp3.HttpUrl;
import okhttp3.Interceptor;
import okhttp3.Request;
import okhttp3.Response;

public class MyInterceptor implements Interceptor {
    @Override
    public Response intercept(Chain chain) throws IOException {
        Response response;
        //区分是GET请求还是POST请求
        Request originRequest = chain.request();
        if ("GET".equals(originRequest.method())) {
            HttpUrl httpUrl = originRequest.url()
                    .newBuilder()
                    .addQueryParameter("source", "android")
                    .build();
            Request request = new Request.Builder().url(httpUrl).build();
            //发送请求
            response = chain.proceed(request);
        } else {
            FormBody.Builder builder = new FormBody.Builder();

            FormBody body = (FormBody) originRequest.body();
            int size = body.size();
            for (int i = 0; i < size; i++) {
                builder.add(body.name(i), body.value(i));
            }
            builder.add("source", "android");
            FormBody formBody = builder.build();
            Request request = new Request.Builder()
                    .url(originRequest.url())
                    .post(formBody)
                    .build();
            response = chain.proceed(request);

        }
        return response;
    }
}

OkhttpUtils

import android.os.Handler;
import android.os.Looper;
import java.io.IOException;
import java.util.Map;
import java.util.concurrent.TimeUnit;

import okhttp3.Call;
import okhttp3.Callback;
import okhttp3.FormBody;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.Response;
import okhttp3.logging.HttpLoggingInterceptor;

public class OkhttpUtils {
    private static OkhttpUtils instance;
    private final OkHttpClient okHttpClient;
    private final Handler handler;

    private OkhttpUtils() {
        HttpLoggingInterceptor logging = new HttpLoggingInterceptor();
        logging.setLevel(HttpLoggingInterceptor.Level.BODY);
        okHttpClient = new OkHttpClient.Builder()
                .connectTimeout(15, TimeUnit.SECONDS)//连接超时
                .writeTimeout(20, TimeUnit.SECONDS)//写入超时
                .readTimeout(20, TimeUnit.SECONDS)//读取超时
                //.addInterceptor(new MyInterceptor())
                .addInterceptor(logging)
                .build();
        handler = new Handler(Looper.getMainLooper());
    }

    public static OkhttpUtils getInstance() {
        if (instance == null) {
            instance = new OkhttpUtils();
        }
        return instance;
    }

    /**
     * GET请求
     * @param url
     */
    public void doGet(String url, final OnNetListener onNetListener) {
        //创建Request
        final Request request = new Request.Builder()
                .url(url)
                .build();
        //发送请求
        okHttpClient.newCall(request).enqueue(new Callback() {
            @Override
            public void onFailure(Call call, final IOException e) {
                handler.post(new Runnable() {
                    @Override
                    public void run() {
                        onNetListener.onFailed(e);
                    }
                });
            }

            @Override
            public void onResponse(Call call, Response response) throws IOException {
                //拿到服务器返回的数据
                final String string = response.body().string();
                handler.post(new Runnable() {
                    @Override
                    public void run() {
                        onNetListener.onSuccess(string);
                    }
                });
            }
        });
    }

    /**
     * POST请求
     * @param url
     * @param params
     * @param onNetListener
     */
    public void doPost(String url, Map<String, String> params, final OnNetListener onNetListener) {

        FormBody.Builder builder = new FormBody.Builder();
        for (Map.Entry<String, String> entry : params.entrySet()) {
            builder.add(entry.getKey(), entry.getValue());
        }
        //创建FormBody
        FormBody formBody = builder.build();

        //创建Request
        Request request = new Request.Builder()
                .url(url)
                .post(formBody)
                .build();
        //请求数据
        okHttpClient.newCall(request).enqueue(new Callback() {
            @Override
            public void onFailure(Call call, final IOException e) {
                handler.post(new Runnable() {
                    @Override
                    public void run() {
                        onNetListener.onFailed(e);
                    }
                });
            }

            @Override
            public void onResponse(Call call, Response response) throws IOException {
                //拿到服务器返回的数据
                final String string = response.body().string();
                handler.post(new Runnable() {
                    @Override
                    public void run() {
                        onNetListener.onSuccess(string);
                    }
                });
            }
        });
    }
}

使用的依赖和方法

//recyclerview依赖注入
compile 'com.android.support:recyclerview-v7:26.0.0-alpha1'
//gson依赖注入
compile 'com.google.code.gson:gson:2.8.2'
//github依赖注入
compile 'com.github.bumptech.glide:glide:3.6.0'
//okhttp3依赖注入
compile 'com.squareup.okhttp3:okhttp:3.9.1'
compile 'com.squareup.okio:okio:1.13.0'
//image-loader依赖注入
implementation 'com.squareup.okhttp3:logging-interceptor:3.6.0'

<uses-permission android:name="android.permission.INTERNET"/>
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
<uses-permission android:name="android.permission.ACCESS_WIFI_STATE"/>
<uses-permission android:name="android.permission.READ_PHONE_STATE"/>
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"/>
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION"/>
<uses-permission android:name="android.permission.ACCESS_LOCATION_EXTRA_COMMANDS"/>
<uses-permission android:name="android.permission.CAMERA"/>

bean文件夹下Bean

public class Bean {

    private int httpStatusCode;
    private int code;
    private DataBeanX data;

    public int getHttpStatusCode() {
        return httpStatusCode;
    }

    public void setHttpStatusCode(int httpStatusCode) {
        this.httpStatusCode = httpStatusCode;
    }

    public int getCode() {
        return code;
    }

    public void setCode(int code) {
        this.code = code;
    }

    public DataBeanX getData() {
        return data;
    }

    public void setData(DataBeanX data) {
        this.data = data;
    }

    public static class DataBeanX {

        private int page;
        private int perpage;
        private int max_page;
        private int total;
        private ExtrasBean extras;
        private String bindtips;
        private List<DataBean> data;

        public int getPage() {
            return page;
        }

        public void setPage(int page) {
            this.page = page;
        }

        public int getPerpage() {
            return perpage;
        }

        public void setPerpage(int perpage) {
            this.perpage = perpage;
        }

        public int getMax_page() {
            return max_page;
        }

        public void setMax_page(int max_page) {
            this.max_page = max_page;
        }

        public int getTotal() {
            return total;
        }

        public void setTotal(int total) {
            this.total = total;
        }

        public ExtrasBean getExtras() {
            return extras;
        }

        public void setExtras(ExtrasBean extras) {
            this.extras = extras;
        }

        public String getBindtips() {
            return bindtips;
        }

        public void setBindtips(String bindtips) {
            this.bindtips = bindtips;
        }

        public List<DataBean> getData() {
            return data;
        }

        public void setData(List<DataBean> data) {
            this.data = data;
        }

        public static class ExtrasBean {
            private List<SliderBean> slider;

            public List<SliderBean> getSlider() {
                return slider;
            }

            public void setSlider(List<SliderBean> slider) {
                this.slider = slider;
            }

            public static class SliderBean {

                private int id;
                private String pic;
                private String link;
                private String t;
                private int inner_news;
                private String title;
                private String type;
                private String type_sign;

                public int getId() {
                    return id;
                }

                public void setId(int id) {
                    this.id = id;
                }

                public String getPic() {
                    return pic;
                }

                public void setPic(String pic) {
                    this.pic = pic;
                }

                public String getLink() {
                    return link;
                }

                public void setLink(String link) {
                    this.link = link;
                }

                public String getT() {
                    return t;
                }

                public void setT(String t) {
                    this.t = t;
                }

                public int getInner_news() {
                    return inner_news;
                }

                public void setInner_news(int inner_news) {
                    this.inner_news = inner_news;
                }

                public String getTitle() {
                    return title;
                }

                public void setTitle(String title) {
                    this.title = title;
                }

                public String getType() {
                    return type;
                }

                public void setType(String type) {
                    this.type = type;
                }

                public String getType_sign() {
                    return type_sign;
                }

                public void setType_sign(String type_sign) {
                    this.type_sign = type_sign;
                }
            }
        }

        public static class DataBean {
        
            private int id;
            private String title;
            private String link;
            private String t;
            private String type;
            private String alias;
            private int pic_amount;
            private String style;
            private int comment_amount;
            private String source;
            private String type_sign;
            private int inner_news;
            private int views;
            private String comment_amount_label;
            private String views_label;
            private List<String> pics;
            private List<String> pics_new;

            public int getId() {
                return id;
            }

            public void setId(int id) {
                this.id = id;
            }

            public String getTitle() {
                return title;
            }

            public void setTitle(String title) {
                this.title = title;
            }

            public String getLink() {
                return link;
            }

            public void setLink(String link) {
                this.link = link;
            }

            public String getT() {
                return t;
            }

            public void setT(String t) {
                this.t = t;
            }

            public String getType() {
                return type;
            }

            public void setType(String type) {
                this.type = type;
            }

            public String getAlias() {
                return alias;
            }

            public void setAlias(String alias) {
                this.alias = alias;
            }

            public int getPic_amount() {
                return pic_amount;
            }

            public void setPic_amount(int pic_amount) {
                this.pic_amount = pic_amount;
            }

            public String getStyle() {
                return style;
            }

            public void setStyle(String style) {
                this.style = style;
            }

            public int getComment_amount() {
                return comment_amount;
            }

            public void setComment_amount(int comment_amount) {
                this.comment_amount = comment_amount;
            }

            public String getSource() {
                return source;
            }

            public void setSource(String source) {
                this.source = source;
            }

            public String getType_sign() {
                return type_sign;
            }

            public void setType_sign(String type_sign) {
                this.type_sign = type_sign;
            }

            public int getInner_news() {
                return inner_news;
            }

            public void setInner_news(int inner_news) {
                this.inner_news = inner_news;
            }

            public int getViews() {
                return views;
            }

            public void setViews(int views) {
                this.views = views;
            }

            public String getComment_amount_label() {
                return comment_amount_label;
            }

            public void setComment_amount_label(String comment_amount_label) {
                this.comment_amount_label = comment_amount_label;
            }

            public String getViews_label() {
                return views_label;
            }

            public void setViews_label(String views_label) {
                this.views_label = views_label;
            }

            public List<String> getPics() {
                return pics;
            }

            public void setPics(List<String> pics) {
                this.pics = pics;
            }

            public List<String> getPics_new() {
                return pics_new;
            }

            public void setPics_new(List<String> pics_new) {
                this.pics_new = pics_new;
            }
        }
    }
}