动画跳转+recyclerview

最新推荐文章于 2023-04-01 22:40:31 发布
最新推荐文章于 2023-04-01 22:40:31 发布
阅读量350 收藏
点赞数
CC 4.0 BY-SA版权
版权声明：本文为博主原创文章，遵循 CC 4.0 BY-SA 版权协议，转载请附上原文出处链接和本声明。
本文链接：https://blog.youkuaiyun.com/yedaiyang/article/details/80099059
该博客介绍了一个简单的商品列表展示应用的实现过程，包括依赖配置、权限设置、页面布局及代码逻辑等核心内容。应用使用了Gson进行数据解析，OkHttp进行网络请求，并通过RecyclerView展示商品列表。

摘要生成于 C知道 ，由 DeepSeek-R1 满血版支持， 前往体验 >

依赖

compile 'com.google.code.gson:gson:2.6.2'

    compile 'com.squareup.okhttp3:okhttp:3.3.0'

    compile 'com.github.bumptech.glide:glide:3.7.0'

    compile 'com.android.support:recyclerview-v7:26.0.0-alpha1'

权限

 <uses-permission android:name="android.permission.INTERNET"/>

记得更改首页展示

<activity android:name=".view.SplashActivity">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>


布局 activity_main

<LinearLayout 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"
    android:orientation="vertical"
    tools:context="com.daydayup.day15_lianxi.view.MainActivity">

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal">

        <TextView
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_weight="1"
            android:gravity="center_horizontal"
            android:text="商品列表"
            android:textSize="25sp" />

        <ImageView
            android:id="@+id/change"
            android:layout_width="40dp"
            android:layout_height="40dp"
            android:src="@drawable/kind_grid" />
    </LinearLayout>


    <View
        android:layout_width="match_parent"
        android:layout_height="0.75dp" />


    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal">

        <com.daydayup.day15_lianxi.view.MySearchView
            android:id="@+id/mysearch"
            android:layout_width="0dp"
            android:layout_height="55dp"
            android:layout_weight="1"></com.daydayup.day15_lianxi.view.MySearchView>

        <TextView
            android:id="@+id/sousuo"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="搜索"
            android:textSize="20sp" />

    </LinearLayout>


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

</LinearLayout>

这是Activity

activity_splash

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical">

    <ImageView
        android:id="@+id/splash_pic"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_gravity="center_horizontal"
        android:src="@mipmap/ic_launcher" />

</LinearLayout>


item_layout

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:orientation="horizontal">

    <ImageView
        android:id="@+id/item_pic"
        android:layout_width="50dp"
        android:layout_height="50dp"
        android:src="@mipmap/ic_launcher" />

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="vertical">

        <TextView
            android:id="@+id/itme_title"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:text="标题" />

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="horizontal">

            <TextView
                android:id="@+id/item_price"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_weight="1"
                android:text="价格" />

            <TextView
                android:id="@+id/item_price2"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="折扣价格" />
        </LinearLayout>


    </LinearLayout>

</LinearLayout>


layout_search

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:background="@drawable/search_bg"
    android:orientation="horizontal"
    android:padding="8dp">

    <ImageView
        android:layout_width="@dimen/search_height"
        android:layout_height="@dimen/search_height"
        android:src="@drawable/a_4" />

    <EditText
        android:id="@+id/search_content"
        android:layout_width="0dp"
        android:layout_height="@dimen/search_height"
        android:layout_weight="1"
        android:background="@null" />

    <ImageView
        android:layout_width="@dimen/search_height"
        android:layout_height="@dimen/search_height"
        android:src="@drawable/root" />

</LinearLayout>

代码

adapters文件夹

MyAdapter


import android.content.Context;
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.daydayup.day15_lianxi.R;
import com.daydayup.day15_lianxi.model.GoodsListBean;

import java.util.List;

/**
 * Created by gjl on 2018/4/26.
 */

public class MyAdapter extends RecyclerView.Adapter<MyAdapter.MyViewHolder> {
    private Context context;
    private List<GoodsListBean.DataBean> list;

    public MyAdapter(Context context, List<GoodsListBean.DataBean> list) {

        this.list = list;
        this.context = context;

    }


    @Override
    public MyViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {

        View view = LayoutInflater.from(context).inflate(R.layout.item_layout, parent, false);
        MyViewHolder myViewHolder = new MyViewHolder(view);
        return myViewHolder;
    }

    @Override
    public void onBindViewHolder(MyViewHolder holder, int position) {
        String pic_url = list.get(position).getImages().split("\\|")[0];
        Glide.with(context).load(pic_url).into(holder.getImageView());


        holder.getTitle().setText(list.get(position).getTitle());
        holder.getPrice().setText(list.get(position).getPrice() + "");
        holder.getPrice2().setText(list.get(position).getBargainPrice() + "");

    }

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

    class MyViewHolder extends RecyclerView.ViewHolder {

        private final ImageView imageView;
        private final TextView title;
        private final TextView price;
        private final TextView price2;

        public MyViewHolder(View itemView) {
            super(itemView);
            //找控件
            imageView = itemView.findViewById(R.id.item_pic);
            title = itemView.findViewById(R.id.itme_title);
            price = itemView.findViewById(R.id.item_price);
            price2 = itemView.findViewById(R.id.item_price2);
        }

        public MyViewHolder(View itemView, ImageView imageView, TextView title, TextView price, TextView price2) {
            super(itemView);
            this.imageView = imageView;
            this.title = title;
            this.price = price;
            this.price2 = price2;
        }

        public ImageView getImageView() {
            return imageView;
        }

        public TextView getTitle() {
            return title;
        }

        public TextView getPrice() {
            return price;
        }

        public TextView getPrice2() {
            return price2;
        }
    }


}

http文件夹就不放了

model文件夹

GetGoodsListener

public interface GetGoodsListener {
    void getSuccess(String json);

    void getError(String error);
}

GoodsListBean


public class GoodsListBean {

    /**
     * msg : 查询成功
     * code : 0
     * data : [{"bargainPrice":11800,"createtime":"2017-10-14T21:48:08","detailUrl":"https://mitem.jd.hk/ware/view.action?wareId=1988853309&cachekey=1acb07a701ece8d2434a6ae7fa6870a1","images":"https://m.360buyimg.com/n0/jfs/t6130/97/1370670410/180682/1109582a/593276b1Nd81fe723.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5815/178/2614671118/51656/7f52d137/593276c7N107b725a.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5878/60/2557817477/30873/4502b606/593276caN5a7d6357.jpg!q70.jpg","itemtype":2,"pid":77,"price":38999.99,"pscid":40,"salenum":7757,"sellerid":21,"subhead":"购买电脑办公部分商品满1元返火车票5元优惠券（返完即止）","title":"全球购 新款Apple MacBook Pro 苹果笔记本电脑 银色VP2新13英寸Bar i5/8G/256G"},{"bargainPrice":11800,"createtime":"2017-10-14T21:38:26","detailUrl":"https://mitem.jd.hk/ware/view.action?wareId=1988853309&cachekey=1acb07a701ece8d2434a6ae7fa6870a1","images":"https://m.360buyimg.com/n0/jfs/t6130/97/1370670410/180682/1109582a/593276b1Nd81fe723.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5815/178/2614671118/51656/7f52d137/593276c7N107b725a.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5878/60/2557817477/30873/4502b606/593276caN5a7d6357.jpg!q70.jpg","itemtype":1,"pid":66,"price":13000,"pscid":40,"salenum":7676,"sellerid":10,"subhead":"购买电脑办公部分商品满1元返火车票5元优惠券（返完即止）","title":"全球购 新款Apple MacBook Pro 苹果笔记本电脑 银色VP2新13英寸Bar i5/8G/256G"},{"bargainPrice":11800,"createtime":"2017-10-03T23:53:28","detailUrl":"https://mitem.jd.hk/ware/view.action?wareId=1988853309&cachekey=1acb07a701ece8d2434a6ae7fa6870a1","images":"https://m.360buyimg.com/n0/jfs/t6130/97/1370670410/180682/1109582a/593276b1Nd81fe723.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5815/178/2614671118/51656/7f52d137/593276c7N107b725a.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5878/60/2557817477/30873/4502b606/593276caN5a7d6357.jpg!q70.jpg","itemtype":0,"pid":76,"price":37999.99,"pscid":40,"salenum":6868,"sellerid":20,"subhead":"购买电脑办公部分商品满1元返火车票5元优惠券（返完即止）","title":"全球购 新款Apple MacBook Pro 苹果笔记本电脑 银色VP2新13英寸Bar i5/8G/256G"},{"bargainPrice":11800,"createtime":"2017-10-14T21:38:26","detailUrl":"https://mitem.jd.hk/ware/view.action?wareId=1988853309&cachekey=1acb07a701ece8d2434a6ae7fa6870a1","images":"https://m.360buyimg.com/n0/jfs/t6130/97/1370670410/180682/1109582a/593276b1Nd81fe723.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5815/178/2614671118/51656/7f52d137/593276c7N107b725a.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5878/60/2557817477/30873/4502b606/593276caN5a7d6357.jpg!q70.jpg","itemtype":1,"pid":69,"price":16999,"pscid":40,"salenum":6645,"sellerid":13,"subhead":"购买电脑办公部分商品满1元返火车票5元优惠券（返完即止）","title":"全球购 新款Apple MacBook Pro 苹果笔记本电脑 银色VP2新13英寸Bar i5/8G/256G"},{"bargainPrice":11800,"createtime":"2017-10-14T21:38:26","detailUrl":"https://mitem.jd.hk/ware/view.action?wareId=1988853309&cachekey=1acb07a701ece8d2434a6ae7fa6870a1","images":"https://m.360buyimg.com/n0/jfs/t6130/97/1370670410/180682/1109582a/593276b1Nd81fe723.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5815/178/2614671118/51656/7f52d137/593276c7N107b725a.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5878/60/2557817477/30873/4502b606/593276caN5a7d6357.jpg!q70.jpg","itemtype":1,"pid":61,"price":14999,"pscid":40,"salenum":5535,"sellerid":5,"subhead":"购买电脑办公部分商品满1元返火车票5元优惠券（返完即止）","title":"全球购 新款Apple MacBook Pro 苹果笔记本电脑 银色VP2新13英寸Bar i5/8G/256G"},{"bargainPrice":11800,"createtime":"2017-10-14T21:38:26","detailUrl":"https://mitem.jd.hk/ware/view.action?wareId=1988853309&cachekey=1acb07a701ece8d2434a6ae7fa6870a1","images":"https://m.360buyimg.com/n0/jfs/t6130/97/1370670410/180682/1109582a/593276b1Nd81fe723.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5815/178/2614671118/51656/7f52d137/593276c7N107b725a.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5878/60/2557817477/30873/4502b606/593276caN5a7d6357.jpg!q70.jpg","itemtype":1,"pid":75,"price":36999,"pscid":40,"salenum":5454,"sellerid":19,"subhead":"购买电脑办公部分商品满1元返火车票5元优惠券（返完即止）","title":"全球购 新款Apple MacBook Pro 苹果笔记本电脑 银色VP2新13英寸Bar i5/8G/256G"},{"bargainPrice":11800,"createtime":"2017-10-03T23:53:28","detailUrl":"https://mitem.jd.hk/ware/view.action?wareId=1988853309&cachekey=1acb07a701ece8d2434a6ae7fa6870a1","images":"https://m.360buyimg.com/n0/jfs/t6130/97/1370670410/180682/1109582a/593276b1Nd81fe723.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5815/178/2614671118/51656/7f52d137/593276c7N107b725a.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5878/60/2557817477/30873/4502b606/593276caN5a7d6357.jpg!q70.jpg","itemtype":0,"pid":79,"price":888,"pscid":40,"salenum":5454,"sellerid":23,"subhead":"购买电脑办公部分商品满1元返火车票5元优惠券（返完即止）","title":"全球购 新款Apple MacBook Pro 苹果笔记本电脑 银色VP2新13英寸Bar i5/8G/256G"},{"bargainPrice":11800,"createtime":"2017-10-10T17:33:37","detailUrl":"https://item.m.jd.com/product/4338107.html?utm#_source=androidapp&utm#_medium=appshare&utm#_campaign=t#_335139774&utm#_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t6700/155/2098998076/156185/6cf95035/595dd5a5Nc3a7dab5.jpg!q70.jpg","itemtype":0,"pid":57,"price":5199,"pscid":40,"salenum":4343,"sellerid":1,"subhead":"【i5 MX150 2G显存】全高清窄边框 8G内存 256固态硬盘 支持指纹识别 预装WIN10系统","title":"小米(MI)Air 13.3英寸全金属轻薄笔记本(i5-7200U 8G 256G PCle SSD MX150 2G独显 FHD 指纹识别 Win10）银 "},{"bargainPrice":11800,"createtime":"2017-10-03T23:53:28","detailUrl":"https://mitem.jd.hk/ware/view.action?wareId=1988853309&cachekey=1acb07a701ece8d2434a6ae7fa6870a1","images":"https://m.360buyimg.com/n0/jfs/t6130/97/1370670410/180682/1109582a/593276b1Nd81fe723.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5815/178/2614671118/51656/7f52d137/593276c7N107b725a.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5878/60/2557817477/30873/4502b606/593276caN5a7d6357.jpg!q70.jpg","itemtype":0,"pid":71,"price":32999,"pscid":40,"salenum":4242,"sellerid":15,"subhead":"购买电脑办公部分商品满1元返火车票5元优惠券（返完即止）","title":"全球购 新款Apple MacBook Pro 苹果笔记本电脑 银色VP2新13英寸Bar i5/8G/256G"},{"bargainPrice":11800,"createtime":"2017-10-14T21:38:26","detailUrl":"https://mitem.jd.hk/ware/view.action?wareId=1988853309&cachekey=1acb07a701ece8d2434a6ae7fa6870a1","images":"https://m.360buyimg.com/n0/jfs/t6130/97/1370670410/180682/1109582a/593276b1Nd81fe723.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5815/178/2614671118/51656/7f52d137/593276c7N107b725a.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5878/60/2557817477/30873/4502b606/593276caN5a7d6357.jpg!q70.jpg","itemtype":1,"pid":63,"price":10000,"pscid":40,"salenum":3232,"sellerid":7,"subhead":"购买电脑办公部分商品满1元返火车票5元优惠券（返完即止）","title":"全球购 新款Apple MacBook Pro 苹果笔记本电脑 银色VP2新13英寸Bar i5/8G/256G"}]
     * page : 1
     */

    private String msg;
    private String code;
    private String page;
    private List<DataBean> data;

    public String getMsg() {
        return msg;
    }

    public void setMsg(String msg) {
        this.msg = msg;
    }

    public String getCode() {
        return code;
    }

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

    public String getPage() {
        return page;
    }

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

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

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

    public static class DataBean {
        /**
         * bargainPrice : 11800
         * createtime : 2017-10-14T21:48:08
         * detailUrl : https://mitem.jd.hk/ware/view.action?wareId=1988853309&cachekey=1acb07a701ece8d2434a6ae7fa6870a1
         * images : https://m.360buyimg.com/n0/jfs/t6130/97/1370670410/180682/1109582a/593276b1Nd81fe723.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5698/110/2617517836/202970/c9388feb/593276b7Nbd94ef1f.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5815/178/2614671118/51656/7f52d137/593276c7N107b725a.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5878/60/2557817477/30873/4502b606/593276caN5a7d6357.jpg!q70.jpg
         * itemtype : 2
         * pid : 77
         * price : 38999.99
         * pscid : 40
         * salenum : 7757
         * sellerid : 21
         * subhead : 购买电脑办公部分商品满1元返火车票5元优惠券（返完即止）
         * title : 全球购 新款Apple MacBook Pro 苹果笔记本电脑 银色VP2新13英寸Bar i5/8G/256G
         */

        private double bargainPrice;
        private String createtime;
        private String detailUrl;
        private String images;
        private int itemtype;
        private int pid;
        private double price;
        private int pscid;
        private int salenum;
        private int sellerid;
        private String subhead;
        private String title;

        public double getBargainPrice() {
            return bargainPrice;
        }

        public void setBargainPrice(double bargainPrice) {
            this.bargainPrice = bargainPrice;
        }

        public String getCreatetime() {
            return createtime;
        }

        public void setCreatetime(String createtime) {
            this.createtime = createtime;
        }

        public String getDetailUrl() {
            return detailUrl;
        }

        public void setDetailUrl(String detailUrl) {
            this.detailUrl = detailUrl;
        }

        public String getImages() {
            return images;
        }

        public void setImages(String images) {
            this.images = images;
        }

        public int getItemtype() {
            return itemtype;
        }

        public void setItemtype(int itemtype) {
            this.itemtype = itemtype;
        }

        public int getPid() {
            return pid;
        }

        public void setPid(int pid) {
            this.pid = pid;
        }

        public double getPrice() {
            return price;
        }

        public void setPrice(double price) {
            this.price = price;
        }

        public int getPscid() {
            return pscid;
        }

        public void setPscid(int pscid) {
            this.pscid = pscid;
        }

        public int getSalenum() {
            return salenum;
        }

        public void setSalenum(int salenum) {
            this.salenum = salenum;
        }

        public int getSellerid() {
            return sellerid;
        }

        public void setSellerid(int sellerid) {
            this.sellerid = sellerid;
        }

        public String getSubhead() {
            return subhead;
        }

        public void setSubhead(String subhead) {
            this.subhead = subhead;
        }

        public String getTitle() {
            return title;
        }

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

IModel

public interface IModel {
    //获取商品列表数据
    void getGoodsListData(String url, Map<String,String> map,GetGoodsListener getGoodsListener);
}

ModelImpl

public class ModelImpl implements IModel {
    @Override
    public void getGoodsListData(String url, Map<String, String> map, final GetGoodsListener getGoodsListener) {
        HttpUtils httpUtils = HttpUtils.getHttpUtils();
        httpUtils.okPost(url, map);
        httpUtils.setOkLoadListener(new OkLoadListener() {
            @Override
            public void okLoadSuccess(String json) {
                getGoodsListener.getSuccess(json);
            }

            @Override
            public void okLoadError(String error) {
                getGoodsListener.getError(error);
            }
        });
    }
}

presenter文件夹

IPresenter

public interface IPresenter {
    void showGoodsListToView(IModel iModel, IMainView iMainView);
}

PresenterImpl

public class PresenterImpl implements IPresenter {
    private static final String TAG = "PresenterImpl---";
    @Override
    public void showGoodsListToView(IModel iModel, final IMainView iMainView) {
        Map<String,String> map = new HashMap<>();
        map.put("keywords",iMainView.getContent());
        map.put("page","1");
        iModel.getGoodsListData(HttpConfig.goodslist_url, map, new GetGoodsListener() {
            @Override
            public void getSuccess(String json) {
                Log.d(TAG, "数据----: "+json);
                Gson gson = new Gson();
                GoodsListBean goodsListBean = gson.fromJson(json, GoodsListBean.class);
                List<GoodsListBean.DataBean> list = goodsListBean.getData();
                //放入view
                iMainView.showGoodsList(list);
            }

            @Override
            public void getError(String error) {
                Log.d(TAG, "getError: "+error);
            }
        });
    }
}

view文件夹

IMainView

public interface IMainView {
    //显示商品也
    void showGoodsList(List<GoodsListBean.DataBean> list);

    //获取输入框内容
    String getContent();

}

MainActivity


import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.support.v7.widget.GridLayoutManager;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.text.TextUtils;
import android.util.Log;
import android.view.View;
import android.widget.ImageView;
import android.widget.TextView;

import com.daydayup.day15_lianxi.R;
import com.daydayup.day15_lianxi.adapters.MyAdapter;
import com.daydayup.day15_lianxi.model.GoodsListBean;
import com.daydayup.day15_lianxi.model.ModelImpl;
import com.daydayup.day15_lianxi.presenter.PresenterImpl;

import java.util.List;

public class MainActivity extends AppCompatActivity implements IMainView, View.OnClickListener {
    private static final String TAG = "MainActivity-----";
    private RecyclerView recyclerView;
    private MySearchView mySearchView;
    private TextView sousuo;
    private PresenterImpl presenter;
    private boolean flag = true;
    private ImageView change;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        //初始化界面
        initViews();
        //初始化数据
        initDatas();
    }

    private void initDatas() {
        presenter = new PresenterImpl();
        presenter.showGoodsListToView(new ModelImpl(), this);
    }

    private void initViews() {
        recyclerView = findViewById(R.id.recyclerView);
        mySearchView = findViewById(R.id.mysearch);
        recyclerView.setLayoutManager(new LinearLayoutManager(this));

        sousuo = findViewById(R.id.sousuo);
        sousuo.setOnClickListener(this);

        change = findViewById(R.id.change);
        change.setOnClickListener(this);
    }

    //显示商品列表
    @Override
    public void showGoodsList(List<GoodsListBean.DataBean> list) {
        Log.d(TAG, "showGoodsList: " + list);
        MyAdapter myAdapter = new MyAdapter(MainActivity.this, list);
        recyclerView.setAdapter(myAdapter);
    }

    @Override
    public String getContent() {
        String content = mySearchView.getContent();
        if (TextUtils.isEmpty(content)) {
            content = "笔记本";
        }
        return content;
    }

    @Override
    public void onClick(View v) {
        switch (v.getId()) {
            case R.id.sousuo:

                presenter.showGoodsListToView(new ModelImpl(), this);

                break;

            case R.id.change:

                if (flag) {
                    recyclerView.setLayoutManager(new GridLayoutManager(MainActivity.this, 2));
                    change.setImageResource(R.drawable.kind_liner);
                } else {
                    recyclerView.setLayoutManager(new LinearLayoutManager(this));
                    change.setImageResource(R.drawable.kind_grid);
                }
                flag = !flag;
                break;
        }
    }
}

MySearchView

import android.content.Context;
import android.support.annotation.Nullable;
import android.util.AttributeSet;
import android.view.View;
import android.widget.EditText;
import android.widget.LinearLayout;

import com.daydayup.day15_lianxi.R;

/**
 * 1.组合控件
 * 将原有的控件组合起来成为一个整体---控件
 * <p>
 * 1.根据需求，写布局文件
 * 2.布局文件---View
 * 3.逻辑
 * <p>
 * 2.自定义View
 * 3.自定义ViewGroup
 * <p>
 * 构造
 * onDraw
 * 绘制，文字，图片，颜色，形状
 * onMeasure
 * 测量
 * onLayout
 * 布局
 * onSizeChange
 * 当控件大小改变是调用
 * onTouchEvent
 * 处理触摸事件
 */

public class MySearchView extends LinearLayout {

    private EditText search_content;

    //1.
    //直接new的时候
    public MySearchView(Context context) {
        this(context, null);
    }

    public MySearchView(Context context, @Nullable AttributeSet attrs) {
        this(context, attrs, 0);
    }

    //在布局文件里面时候控件的时候
    public MySearchView(Context context, @Nullable AttributeSet attrs, int defStyleAttr) {
        super(context, attrs, defStyleAttr);
        //初始化
        View view = View.inflate(context, R.layout.layout_search, this);
        search_content = view.findViewById(R.id.search_content);
//        search_content.setOnClickListener(new OnClickListener() {
//            @Override
//            public void onClick(View v) {
//                search_content.setFocusable(true);
//            }
//        });
    }

    //获取输入的内容

    public String getContent() {
        return search_content.getText().toString();
    }

}


SplashActivity
import android.animation.Animator;
import android.animation.AnimatorSet;
import android.animation.ObjectAnimator;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.view.Window;
import android.view.WindowManager;
import android.widget.ImageView;

import com.daydayup.day15_lianxi.R;

public class SplashActivity extends AppCompatActivity {

    private int width;
    private int height;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        requestWindowFeature(Window.FEATURE_NO_TITLE);
        setContentView(R.layout.activity_splash2);
        //获取屏幕宽高
        WindowManager wm = (WindowManager) this
                .getSystemService(Context.WINDOW_SERVICE);
        width = wm.getDefaultDisplay().getWidth();
        height = wm.getDefaultDisplay().getHeight();

        //初始化页面
        initViews();
    }

    private void initViews() {
        ImageView imageView=findViewById(R.id.splash_pic);
        //属性动画
        ObjectAnimator translationY = ObjectAnimator.ofFloat(imageView, "translationY", 0, height / 2);
        ObjectAnimator scaleX = ObjectAnimator.ofFloat(imageView, "scaleX", 2, 1);
        ObjectAnimator scaleY = ObjectAnimator.ofFloat(imageView, "scaleY", 2, 1);
        ObjectAnimator alpha = ObjectAnimator.ofFloat(imageView, "alpha", 0, 1);
        ObjectAnimator rotation = ObjectAnimator.ofFloat(imageView, "rotation", 360);

        //添加到动画集合
        AnimatorSet animatorSet = new AnimatorSet();
        animatorSet.playTogether(translationY,scaleX,scaleY,alpha,rotation);

        //设置
        animatorSet.setDuration(3000);
        animatorSet.start();
        animatorSet.addListener(new Animator.AnimatorListener() {
            @Override
            public void onAnimationStart(Animator animation) {

            }

            @Override
            public void onAnimationEnd(Animator animation) {
                //动画结束的时候，跳转页面
                Intent intent = new Intent(SplashActivity.this, MainActivity.class);
                startActivity(intent);
            }

            @Override
            public void onAnimationCancel(Animator animation) {

            }

            @Override
            public void onAnimationRepeat(Animator animation) {

            }
        });

    }
}










yedaiyang
关注
Android RecyclerView的notify方法和动画的刷新详解
路宇的博客
03-11 2155
7、执行insert_3_2(),实际调用的是notifyItemRangeInserted(3, 2);1、执行notifyAllData(),实际调用的是 notifyDataSetChanged 刷新全部，适配器执行方法如下。7、执行move_2_4(),实际调用的是notifyItemMoved(2, 4);2、执行notify_2(),实际调用的是 notifyItemChanged(2)，适配器执行方法如下。8、执行remove2(),实际调用的是notifyItemRemoved(2);
给RecycleView添加切换动画
点滴之路的博客
04-18 1461
最近需求是体验要好，不能太生硬，所以就有了接下来给RecycleView添加切换动画的需求。 就是中间显示的item比例设置为1，其他的比例设置为0.8 class RecycleImaAdapter extends RecyclerView.Adapter<RecycleImaAdapter.ViewHolder> { private int mRecyc...
对recycleView的页面进行点击跳转设计
weixin_51433038的博客
10-24 3205
对recycleView的页面进行点击跳转设计实现要求从菜单中点击每一个女孩会展示详情页面具体过程1、创造activity和它们的布局文件2、设计xml文件3、添加每个item的点击监听事件一、点击事件二、intent的使用三、用getAdapterPosition（）来获取索引下标效果展示心得体会实验源码 实现要求 从菜单中点击每一个女孩会展示详情页面 具体过程 1、创造activity和它们的布局文件 2、设计xml文件 3、添加每个item的点击监听事件 // MyAdapter函数体内、
RecycleView的跳转设计
LiHua2019c的博客
10-25 1328
待定…
RecyclerView item 点击跳转事件
01-08
RecyclerView点击跳转事件实现多个item点击跳转到另一个Activity
Recyclerview常用样式，动画，点击事件
07-11
Recyclerview是v7包中的一个新控件，挺好用的，这个例子主要实现了Recyclerview的ListView横竖屏滑动，GridView的横竖屏滑动，瀑布流横竖屏，添加删除条目动画，设置点击事件和长按事件
安卓开发：recyclerview的使用和跳转设计
m0_62935686的博客
04-01 517
1.实验结果列表：点击李1跳转：2.总结本次实验完成了recyclerview的使用和跳转设计，由于对安卓开发组件不熟悉导致实验过程中遇到了一些问题，不过最后都通过与同学讨论得到了解决，本次实验收获很大！
Android tabLayout+recyclerView实现锚点定位的示例
08-27
锚点定位是指在列表视图中实现锚点跳转的功能，即当用户滑动列表视图时，标签栏也随之更改，以便用户快速定位到特定的内容区域。本文将详细介绍如何使用 TabLayout 和 RecyclerView 实现锚点定位的示例。 TabLayout...
Fragment+recyclerview实现简易跳转
qq_41372803的博客
03-29 1629
用fragment+recyclerview实现简易的微信跳转 部分代码已放在码云 https://gitee.com/kadd/android/tree/master/recyclerview 1.网格的实现 tab_chat.xml <androidx.recyclerview.widget.RecyclerView android:id="@+id/recyclervie...
自定义动画跳转+bottomtabbar实现底部导航+fragment切换+RecyclerView自定义回调接口实现条目点击事件+自定义View实现分类顶部标题栏
weixin_44297368的博客
02-23 513
activity package com.bawei.activity; import android.animation.Animator; import android.animation.ObjectAnimator; import android.content.Intent; import android.os.Bundle; import android.os.Handler; im...
WeChatImg-使用kotlin写一个仿微信点击图片浏览的效果.zip
09-24
看看这篇文章）到这里之前都很好理解，关键就是adapter和点击图片跳转的代码在API 21以后，我们可以使用内置的Activity切换动画。但是这样也就意味着只能兼容5.0之后的系统，ActivityOptions是一个静态类，它提供了...
Recyclerview实现添加和删除item的动画.
10-19
Recyclerview实现添加和删除item的动画.
recycleview实现页面跳转
m0_66275389的博客
10-20 2329
recycleview实现页面跳转
RecyclerView页面点击跳转
qq_51065898的博客
10-24 1886
实现的功能为，在recyclerview中进行点击item跳转到相应的详情页面，实现效果如下 点击前 点击第一大块也就是greyson chance所在的一块 页面跳转如下 其他版块的跳转也是如此 跳转之后为girlinred的详情页 实现方法，主要是基于对itemView的点击进行跳转，而我们可以用itemView.setOnClickListener()函数进行监听，再利用getAdapterPosition()函数或得当前点击item的相对位置进行相对于的跳转 代码如下： itemView.s
recyclerview滚动到指定条目
bencheng06的博客
01-23 2763
android recyclerview滚动到指定条目自从android5.0推出RecyclerView以后，RecyclerView越来越受广大程序员的热爱了！大家都知道RecyclerView的出现目的是为了替代listview和ScrollView在列表方面的使用！那么listview和ScrollView的所有功能和方法都应该有的！但是RecyclerView的很多方法，不是封装在Rec
RecyclerView的展示及点击跳转
gylgww的博客
11-02 4321
一：根据相关接口生成bean类 二：布局xml android.support.v7.widget.RecyclerView android:layout_width="match_parent" android:layout_height="match_parent" android:id="@+id/recycle_view"&gt;&lt;/android.su...
RecyclerView 与 LayoutAnimation 实现的进入动画
liuli905306022的博客
05-23 1142
RecyclerView 与 LayoutAnimation 实现的进入动画 http://www.jcodecraeer.com/a/anzhuokaifa/androidkaifa/2017/0807/8348.html
Android RecyclerView 详解（三） RecyclerView的动画实现（移除、添加、改变、移动）和自定义动画的实现
热门推荐
SuperBigLw的博客
11-29 2万+
Android RecyclerView 详解（三） RecyclerView的动画实现（移除、添加、改变、移动） 一丶添加删除时候的刷新问题 先上一下效果图吧 1.为了方便起见我们还是先添加三个按钮分别实现添加删除和改变 2.在Adapter中写调用方法并进行刷新 public void remove(int position){ list
RecyclerView 添加动画
日积月累
06-15 1462
RecycView动画 （anima）
RecyclerView 点击内容根据id跳转
最新发布
06-06
<think>根据用户的问题，他希望在点击RecyclerView的条目后，根据条目的id跳转到对应的详情页面。这通常涉及到在点击事件中获取条目的唯一标识（如数据库id或其他唯一值），并通过Intent将id传递给详情页，然后在详情页根据id加载数据。考虑到之前已经介绍了三种添加点击事件的方法，这里推荐使用第一种方法（在ViewHolder内实现），因为：1.避免在onBindViewHolder中重复设置监听器2.将点击逻辑与视图绑定放在一起，结构更清晰具体步骤：1.在Adapter中，确保数据对象包含一个唯一标识（例如id）2.在ViewHolder中设置点击事件，当点击时，通过回调将id传递给Activity3.在Activity中接收回调，根据id启动对应的详情页另外，考虑到RecyclerView可能有多种条目类型（例如不同ViewType），我们可以通过接口回调来实现，这样不同条目类型可以有不同的处理。下面给出一个完整示例：1.定义点击事件的回调接口（在Adapter内部定义）：```javapublicclassMyAdapterextendsRecyclerView.Adapter<MyAdapter.ViewHolder>{//...其他代码//定义回调接口publicinterfaceOnItemClickListener{voidonItemClick(longid);//参数为条目的唯一id}privateOnItemClickListenerlistener;//设置监听器publicvoidsetOnItemClickListener(OnItemClickListenerlistener){this.listener=listener;}//在ViewHolder中使用publicclassViewHolderextendsRecyclerView.ViewHolder{publicViewHolder(ViewitemView){super(itemView);itemView.setOnClickListener(v->{if(listener!=null){intposition=getAdapterPosition();if(position!=RecyclerView.NO_POSITION){//从数据源中获取当前条目的idlongid=dataList.get(position).getId();listener.onItemClick(id);}}});}}}```2.在Activity中设置监听器并处理跳转：```javapublicclassMainActivityextendsAppCompatActivityimplementsMyAdapter.OnItemClickListener{privateRecyclerViewrecyclerView;privateMyAdapteradapter;@OverrideprotectedvoidonCreate(BundlesavedInstanceState){super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);//引用布局[^1]recyclerView=findViewById(R.id.rv_movies);//注意：这里引用[1]中的RecyclerView的id是rv_movies，用户可以根据自己布局修改adapter=newMyAdapter(getSampleData());adapter.setOnItemClickListener(this);//设置点击监听器recyclerView.setAdapter(adapter);//设置布局管理器等}//实现接口方法@OverridepublicvoidonItemClick(longid){//跳转到详情页，传递idIntentintent=newIntent(this,DetailActivity.class);intent.putExtra("ITEM_ID",id);startActivity(intent);}}```3.在详情页（DetailActivity）中获取id并加载数据：```javapublicclassDetailActivityextendsAppCompatActivity{@OverrideprotectedvoidonCreate(BundlesavedInstanceState){super.onCreate(savedInstanceState);setContentView(R.layout.activity_detail);longitemId=getIntent().getLongExtra("ITEM_ID",-1);if(itemId!=-1){//根据itemId加载数据并展示loadData(itemId);}}privatevoidloadData(longid){//例如：从数据库或网络根据id获取数据}}```注意事项：1.确保在Adapter的数据模型中有一个唯一的id字段（例如从数据库获取的id）。2.使用intent传递数据时，注意数据大小限制，如果数据量很大，建议只传递id，然后在详情页重新加载数据。3.如果使用Fragment，可以通过Fragmentarguments传递id。另外，如果使用ViewModel和LiveData（如引用[2]中提到的），也可以在详情页的ViewModel中根据id获取数据。关于长按事件：可以通过类似的方式，在ViewHolder中添加长按监听，然后定义长按回调接口。参考引用：布局文件引用：activity_main.xml中的RecyclerView（id为rv_movies）[^1]相关问题：1.如何实现RecyclerView条目的长按事件？2.如何在RecyclerView中为不同ViewType的条目设置不同的点击事件？3.使用Intent传递数据时需要注意什么？4.在Fragment中如何传递数据到另一个Fragment？5.如何优化RecyclerView的点击事件处理性能？</think> ### 📱 实现 RecyclerView 点击条目根据 ID 跳转页面的步骤 以下是实现点击后根据 ID 导航的核心方案（推荐在 ViewHolder 内实现点击事件）： #### ✅ 完整实现步骤 1. **在 ViewHolder 中设置点击监听** ```java // 自定义 Adapter 内 public class MyAdapter extends RecyclerView.Adapter<MyAdapter.ViewHolder> { // 1. 定义点击回调接口 public interface OnItemClickListener { void onItemClick(long itemId); // 通过ID跳转 } private OnItemClickListener listener; private List<ItemData> dataList; // 数据源 // 2. 设置监听器的方法 public void setOnItemClickListener(OnItemClickListener listener) { this.listener = listener; } public class ViewHolder extends RecyclerView.ViewHolder { public ViewHolder(View itemView) { super(itemView); // 3. 设置条目点击 itemView.setOnClickListener(v -> { int position = getAdapterPosition(); if (position != RecyclerView.NO_POSITION && listener != null) { // 4. 获取当前条目的ID long itemId = dataList.get(position).getId(); listener.onItemClick(itemId); } }); } } } ``` 2. **在 Activity/Fragment 中处理跳转** ```java // MainActivity.java public class MainActivity extends AppCompatActivity implements MyAdapter.OnItemClickListener { private RecyclerView recyclerView; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); // 引用布局[^1] recyclerView = findViewById(R.id.rv_movies); // [^1]的RecyclerView ID MyAdapter adapter = new MyAdapter(getData()); // 5. 设置点击监听器 adapter.setOnItemClickListener(this); recyclerView.setAdapter(adapter); } // 6. 实现点击回调 @Override public void onItemClick(long itemId) { // 7. 根据ID跳转页面 Intent intent = new Intent(this, DetailActivity.class); intent.putExtra("ITEM_ID", itemId); // 传递ID startActivity(intent); } } ``` 3. **在目标页面接收 ID** ```java // DetailActivity.java public class DetailActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_detail); // 8. 获取传递的ID long itemId = getIntent().getLongExtra("ITEM_ID", -1); if(itemId != -1) { // 9. 根据ID加载数据 loadData(itemId); } } private void loadData(long id) { // 根据ID从数据库/网络获取数据 } } ``` #### ⚠️ 关键注意事项 1. **数据源要求**：确保每个数据对象有唯一 ID 字段，建议使用数据库主键或 UUID 2. **布局规范**：在 XML 中给 RecyclerView 设置正确 ID，如引用[1]的 `rv_movies`[^1] 3. **位置验证**：必须检查 `getAdapterPosition() != RecyclerView.NO_POSITION` 4. **数据传递**：使用 `Intent.putExtra()` 传递 ID 而非整个对象 5. **性能优化**：推荐使用 `ListAdapter` 替代 `RecyclerView.Adapter`（如引用[3]建议）[^3] #### 🔁 数据加载流程图 ```mermaid graph TD A[点击RecyclerView条目] --> B[获取条目ID] B --> C[通过Intent传递ID] C --> D[目标Activity接收ID] D --> E[根据ID查询数据源] E --> F[展示详情内容] ``` ### 💡 相关问题 1. 如何在 Fragment 之间传递 ID 并导航（参考引用[4]的共享元素）[^4]? 2. 使用 ViewModel 如何实现 ID 到数据的转换（参考引用[2]的数据绑定）[^2]? 3. RecyclerView 点击动画如何与页面跳转动画结合? 4. 如何防止快速点击导致多次跳转? 5. 传递 ID 时如何保证类型安全（使用 Parcelable 替代 long）?
评论
添加红包

请填写红包祝福语或标题

个

红包个数最小为10个

元

红包金额最低5元

当前余额3.43元 前往充值 >
需支付：10.00元
成就一亿技术人!
领取后你会自动成为博主和红包主的粉丝 规则
hope_wisdom
发出的红包
实付元
使用余额支付
点击重新获取
扫码支付
钱包余额 0

抵扣说明：

1.余额是钱包充值的虚拟货币，按照1:1的比例进行支付金额的抵扣。
2.余额无法直接购买下载，可以购买VIP、付费专栏及课程。

余额充值