购物车 Rrtrofit&RXjava
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依赖
compile 'com.nostra13.universalimageloader:universal-image-loader:1.9.5'compile 'com.squareup.retrofit2:retrofit:2.3.0'compile 'com.squareup.retrofit2:converter-gson:2.3.0'compile 'com.squareup.retrofit2:adapter-rxjava2:2.3.0'compile 'io.reactivex.rxjava2:rxjava:2.1.7'compile 'io.reactivex.rxjava2:rxandroid:2.0.1'compile 'com.jakewharton:butterknife:8.8.1'annotationProcessor 'com.jakewharton:butterknife-compiler:8.8.1'compile 'com.github.bumptech.glide:glide:4.3.1'
权限
<uses-permission android:name="android.permission.INTERNET"/>
activity_main
<?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="match_parent" android:orientation="vertical"> <!--头布局--> <LinearLayout android:id="@+id/top_bar" android:layout_width="match_parent" android:layout_height="48dp" android:background="#f7f7f7" android:orientation="vertical" > <RelativeLayout android:layout_width="match_parent" android:layout_height="48dp" android:background="@android:color/transparent" android:orientation="vertical" > <ImageView android:id="@+id/back" android:layout_width="48dp" android:layout_height="48dp" android:layout_alignParentLeft="true" android:layout_gravity="center_vertical" android:padding="12dp" android:src="@drawable/back" /> <TextView android:layout_width="match_parent" android:layout_height="wrap_content" android:gravity="center" android:minHeight="48dp" android:text="购物车" android:textColor="#1a1a1a" android:textSize="16sp" /> <TextView android:id="@+id/edit" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignParentRight="true" android:layout_marginRight="40dp" android:gravity="center" android:minHeight="48dp" android:text="编辑" android:textColor="#1a1a1a" android:textSize="14sp" /> </RelativeLayout> </LinearLayout> <ExpandableListView android:id="@+id/exListView" android:layout_width="match_parent" android:layout_height="0dp" android:layout_weight="1" android:childIndicator="@null" android:groupIndicator="@null" > </ExpandableListView> <LinearLayout android:layout_width="match_parent" android:layout_height="50dp" android:gravity="center_vertical" android:orientation="horizontal" > <CheckBox android:id="@+id/all_chekbox" android:layout_marginLeft="20dp" android:layout_width="wrap_content" android:layout_height="wrap_content" /> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="全选"/> <LinearLayout android:id="@+id/ll_info" android:layout_width="0dp" android:layout_height="wrap_content" android:layout_weight="4" > <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="vertical" android:layout_marginRight="20dp" android:layout_weight="1" > <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="horizontal" android:gravity="right" > <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginLeft="5dp" android:text="合计:" android:textSize="18sp" android:textStyle="bold" /> <TextView android:id="@+id/total_price" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="￥0.00" android:textColor="#f23232" android:textSize="16sp" android:textStyle="bold" /> </LinearLayout> <TextView android:id="@+id/total_number" android:layout_width="match_parent" android:layout_height="wrap_content" android:text="共有商品:0件" android:gravity="right" android:textSize="16sp" android:textStyle="bold" /> </LinearLayout> <TextView android:id="@+id/tv_go_to_pay" android:layout_width="match_parent" android:layout_height="match_parent" android:layout_weight="3" android:background="#fd7a05" android:clickable="true" android:gravity="center" android:text="结算" android:textColor="#FAFAFA" /> </LinearLayout> </LinearLayout></LinearLayout>
layout_add_delete
<?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="match_parent" android:orientation="horizontal" android:weightSum="1"> <TextView android:id="@+id/txt_delete" android:layout_width="30dp" android:layout_height="30dp" android:text="-" android:gravity="center" android:background="#8b948b"/> <EditText android:id="@+id/et_number" android:layout_marginTop="2dp" android:layout_width="50dp" android:layout_height="30dp" android:background="@drawable/edit" android:layout_weight="0.00" android:gravity="center" android:text="1"/> <TextView android:id="@+id/txt_add" android:layout_width="30dp" android:layout_height="30dp" android:text="+" android:gravity="center" android:background="#8b948b"/></LinearLayout>ex_group_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="match_parent" android:background="#cfc3c3" android:orientation="horizontal"> <CheckBox android:id="@+id/group_checkbox" android:layout_marginLeft="20dp" android:layout_width="wrap_content" android:layout_height="wrap_content" android:focusable="false"/> <TextView android:id="@+id/shop_name" android:layout_marginLeft="20dp" android:layout_width="wrap_content" android:layout_height="wrap_content" android:textSize="16dp" /></LinearLayout>ex_child_item<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" android:layout_width="match_parent" android:layout_height="230dp" android:orientation="horizontal"> <CheckBox android:id="@+id/child_checkbox" android:layout_marginTop="50dp" android:layout_marginLeft="20dp" android:layout_marginBottom="50dp" android:layout_width="wrap_content" android:layout_height="wrap_content" /> <RelativeLayout android:layout_marginLeft="20dp" android:layout_width="match_parent" android:layout_height="match_parent"> <TextView android:id="@+id/shop_title" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignParentLeft="true" android:layout_alignParentStart="true" android:layout_marginLeft="17dp" android:layout_marginStart="17dp" android:text="TextView" android:layout_alignParentTop="true" /> <ImageView android:id="@+id/shop_img" android:layout_width="90dp" android:layout_height="90dp" android:layout_marginTop="30dp" app:srcCompat="@mipmap/ic_launcher" android:layout_below="@+id/shop_name" android:layout_alignParentLeft="true" android:layout_alignParentStart="true" /> <TextView android:id="@+id/shop_price" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignTop="@+id/shop_img" android:layout_centerHorizontal="true" android:layout_marginTop="10dp" android:text="￥20" android:textColor="#f23232"/> <com.bwei.heqi20171216shopping.view.AddDeleteView android:id="@+id/adv" android:layout_width="160dp" android:layout_height="30dp" android:layout_below="@+id/shop_price" android:layout_marginTop="30dp" android:layout_marginLeft="140dp" app:left_text="-" app:right_text="+" app:middle_text="1" android:focusable="false" > </com.bwei.heqi20171216shopping.view.AddDeleteView> <Button android:id="@+id/shop_delete" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignParentEnd="true" android:layout_alignParentRight="true" android:layout_centerVertical="true" android:text="删除" /> </RelativeLayout></LinearLayout>model包IModel接口import java.util.HashMap;/** * Created by HQ on 2017/12/16. */public interface IModel { void getData(HashMap<String,String> map);}
NewsModelimport android.util.Log;import com.bwei.heqi20171216shopping.bean.GoodsBean;import com.bwei.heqi20171216shopping.http.RetrofitUtils;import com.bwei.heqi20171216shopping.presenter.PresenterTwo;import java.util.HashMap;import io.reactivex.Flowable;/** * Created by HQ on 2017/12/7. *///网络请求public class NewsModel implements IModel { private PresenterTwo presenter; public NewsModel(PresenterTwo presenter){ this.presenter=presenter; } @Override public void getData(HashMap<String,String> map) { Flowable<GoodsBean> flowable = RetrofitUtils.getInstance().getApiService().getHeqi(map); Log.i("fff",flowable+""); presenter.getNews(flowable); }}
view包
MainActivityimport android.os.Bundle;import android.support.v7.app.AppCompatActivity;import android.util.Log;import android.view.View;import android.widget.CheckBox;import android.widget.ExpandableListView;import android.widget.TextView;import com.bwei.heqi20171216shopping.R;import com.bwei.heqi20171216shopping.adapter.Goods;import com.bwei.heqi20171216shopping.bean.GoodsChilde;import com.bwei.heqi20171216shopping.bean.GoodsGroup;import com.bwei.heqi20171216shopping.presenter.PresenterTwo;import java.util.ArrayList;import java.util.HashMap;import java.util.List;public class MainActivity extends AppCompatActivity implements GoodsViews { private ExpandableListView exListView; public CheckBox all_checKbox; private TextView total_price; private TextView total_number; private TextView pay; //新建两个集合 List<GoodsGroup> list=new ArrayList<GoodsGroup>(); List<List<GoodsChilde>> list2=new ArrayList<List<GoodsChilde>>(); private PresenterTwo two; private Goods goods; private TextView edit; private boolean flagg=true; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); //获取控件，获取完直接去p层解析数据 exListView = (ExpandableListView) findViewById(R.id.exListView); all_checKbox = (CheckBox) findViewById(R.id.all_chekbox); total_price = (TextView) findViewById(R.id.total_price); total_number = (TextView) findViewById(R.id.total_number); pay = (TextView) findViewById(R.id.tv_go_to_pay); edit = (TextView) findViewById(R.id.edit); //实例化p层 two = new PresenterTwo(this,list,list2); HashMap<String, String> map = new HashMap<>(); map.put("source","android"); map.put("uid","110"); two.getData(map); two.attachView(this); //全选按钮的点击事件 all_checKbox.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { //获取到全选按钮的状态 boolean checked = all_checKbox.isChecked(); for (GoodsGroup i : list) { //把状态赋给父级 i.setCheckbox(checked); } //子级的状态 for (List<GoodsChilde> i1 : list2) { for (int j = 0; j < i1.size(); j++) { i1.get(j).setCheckchild(checked); } } //刷新适配器 goods.notifyDataSetChanged(); //计算的方法 changesum(list2); } }); //删除条目的逻辑 edit.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { //遍历子级的集合 for (List<GoodsChilde> i1:list2){ for (int i=0;i<i1.size();i++){ i1.get(i).setBtn(flagg); } } flagg=!flagg; goods.notifyDataSetChanged(); } }); } //计算的逻辑 public void changesum(List<List<GoodsChilde>> childBeen) { double sum = 0; int count = 0; for (List<GoodsChilde> i1 : childBeen) { for (int r = 0; r < i1.size(); r++) { boolean childCb1 = i1.get(r).isCheckchild(); if (childCb1) { double price = i1.get(r).getPrice(); int num = i1.get(r).getNum(); sum += num * price; count+=num; } } } total_price.setText("¥:" + sum); total_number.setText("共计有"+count+"件商品"); } @Override public void onSuccess(List<GoodsGroup> list, List<List<GoodsChilde>> list2) { //创建适配器 goods = new Goods(this,list,list2); Log.i("lll",list2+""); //设置适配器 exListView.setAdapter(goods); //二级列表默认展开 for (int i = 0; i< goods.getGroupCount(); i++){ exListView.expandGroup(i); } //刷新适配器 goods.notifyDataSetChanged(); } @Override public void onFiled(Exception e) { }}
AddDeleteViewimport android.content.Context;import android.content.res.TypedArray;import android.graphics.Color;import android.util.AttributeSet;import android.view.View;import android.widget.EditText;import android.widget.LinearLayout;import android.widget.TextView;import com.bwei.heqi20171216shopping.R;/** * 作者 * on 2017/11/18 10:49 */public class AddDeleteView extends LinearLayout { private OnAddDelClickListener listener; private EditText etNumber; //对外提供一个点击的回调接口 public interface OnAddDelClickListener{ void onAddClick(View v); void onDelClick(View v); } public void setOnAddDelClickListener(OnAddDelClickListener listener){ if(listener!=null){ this.listener=listener; } } public AddDeleteView(Context context) { this(context,null); } public AddDeleteView(Context context, AttributeSet attrs) { this(context, attrs,0); } public AddDeleteView(Context context, AttributeSet attrs, int defStyleAttr) { super(context, attrs, defStyleAttr); initView(context, attrs, defStyleAttr); } private void initView(Context context, AttributeSet attrs, int defStyleAttr) { View.inflate(context, R.layout.layout_add_delete,this); //获取控件 TextView txtDelete=findViewById(R.id.txt_delete); TextView txtAdd=findViewById(R.id.txt_add); etNumber = findViewById(R.id.et_number); TypedArray typedArray = context.obtainStyledAttributes(attrs, R.styleable.AddDeleteViewStyle); String leftText = typedArray.getString(R.styleable.AddDeleteViewStyle_left_text); String rightText = typedArray.getString(R.styleable.AddDeleteViewStyle_right_text); String middleText = typedArray.getString(R.styleable.AddDeleteViewStyle_middle_text); int color = typedArray.getColor(R.styleable.AddDeleteViewStyle_left_text_color, Color.BLACK); txtDelete.setText(leftText); txtAdd.setText(rightText); etNumber.setText(middleText); txtDelete.setTextColor(color); //回收 typedArray.recycle(); txtDelete.setOnClickListener(new OnClickListener() { @Override public void onClick(View view) { listener.onDelClick(view); } }); txtAdd.setOnClickListener(new OnClickListener() { @Override public void onClick(View view) { listener.onAddClick(view); } }); } //对外提供一个修改数字的方法 public void setNumber(int number){ if(number>0){ etNumber.setText(number+""); } } //对外提供一个获取当前数字的方法 public int getNumber(){ String string = etNumber.getText().toString(); int i = Integer.parseInt(string); return i; }}GoodsView接口import com.bwei.heqi20171216shopping.bean.GoodsChilde;import com.bwei.heqi20171216shopping.bean.GoodsGroup;import java.util.List;/** * Created by HQ on 2017/11/21. */public interface GoodsViews { void onSuccess(List<GoodsGroup> list, List<List<GoodsChilde>> list2); void onFiled( Exception e);}
presenter包
BasePresenter接口import java.util.HashMap;/** * Created by HQ on 2017/12/16. */public interface BasePresenter { void getData(HashMap<String,String> map);}
PresenterTwoimport android.util.Log;import com.bwei.heqi20171216shopping.bean.GoodsBean;import com.bwei.heqi20171216shopping.bean.GoodsChilde;import com.bwei.heqi20171216shopping.bean.GoodsGroup;import com.bwei.heqi20171216shopping.model.NewsModel;import com.bwei.heqi20171216shopping.view.GoodsViews;import java.util.ArrayList;import java.util.HashMap;import java.util.List;import io.reactivex.Flowable;import io.reactivex.android.schedulers.AndroidSchedulers;import io.reactivex.schedulers.Schedulers;import io.reactivex.subscribers.DisposableSubscriber;/** * Created by WuXirui * Create Time: 2017/12/6 * Description: */public class PresenterTwo implements BasePresenter { private GoodsViews iv; private DisposableSubscriber<GoodsBean> subscriber; private List<GoodsGroup> list;//给父级的集合不new出来、 private List<List<GoodsChilde>> list2;//给子级的集合 public PresenterTwo(GoodsViews iv, List<GoodsGroup> list, List<List<GoodsChilde>> list2) { this.iv = iv; this.list = list; this.list2 = list2; } public void attachView(GoodsViews iv) { this.iv = iv; } public void detachView() { if (iv != null) { iv = null; } if (subscriber != null) { if (!subscriber.isDisposed()) { subscriber.dispose(); } } } @Override public void getData(HashMap<String,String> map) { NewsModel model = new NewsModel(this); model.getData(map); } public void getNews(Flowable<GoodsBean> flowable) { subscriber = flowable.subscribeOn(Schedulers.io()) .observeOn(AndroidSchedulers.mainThread()) .subscribeWith(new DisposableSubscriber<GoodsBean>() { @Override public void onNext(GoodsBean listMessageBean) { Log.i("aaa", listMessageBean + ""); if(listMessageBean!=null){ List<GoodsBean.DataBean> data = listMessageBean.getData(); Log.e("ddd",data+""); if(data!=null){ for (int i=0;i<data.size();i++){ String sellerName = data.get(i).getSellerName(); list.add(new GoodsGroup(false,sellerName)); //解析子集集合 List<GoodsBean.DataBean.ListBean> lists = data.get(i).getList(); //因为集合里面套集合，要放一个集合，所以新new一个集合，是子集 List<GoodsChilde> list1=new ArrayList<GoodsChilde>(); for (int j=0;j<lists.size();j++){ String title = lists.get(j).getTitle(); String images = lists.get(j).getImages(); double price = lists.get(j).getBargainPrice(); list1.add(new GoodsChilde(title,false,images,price,1,false)); } list2.add(list1); Log.e("hhh", list2.toString()); } //通过新建的view接口，传给mainActivity iv.onSuccess(list,list2); } }else{ Log.e("iii", "===============没有东西！！！==============="); } } @Override public void onError(Throwable t) { iv.onFiled(new Exception(t)); } @Override public void onComplete() { } }); }}bean包
GoodsBeanpublic class GoodsBean { /** * msg : 请求成功 * code : 0 * data : [{"list":[{"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","num":19,"pid":57,"price":5199,"pscid":40,"selected":0,"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\r\n"}],"sellerName":"商家1","sellerid":"1"},{"list":[{"bargainPrice":111.99,"createtime":"2017-10-14T21:48:08","detailUrl":"https://item.m.jd.com/product/4719303.html?utm_source=androidapp&utm_medium=appshare&utm_campaign=t_335139774&utm_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t9004/210/1160833155/647627/ad6be059/59b4f4e1N9a2b1532.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7504/338/63721388/491286/f5957f53/598e95f1N7f2adb87.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7441/10/64242474/419246/adb30a7d/598e95fbNd989ba0a.jpg!q70.jpg","num":1,"pid":9,"price":78.99,"pscid":1,"selected":0,"sellerid":2,"subhead":"每个中秋都不能简单，无论身在何处，你总需要一块饼让生活更圆满，京东月饼让爱更圆满京东自营，闪电配送，更多惊喜，快用手指戳一下","title":"北京稻香村 稻香村中秋节月饼 老北京月饼礼盒655g"}],"sellerName":"商家2","sellerid":"2"},{"list":[{"bargainPrice":5599,"createtime":"2017-10-10T17:30:32","detailUrl":"https://item.m.jd.com/product/4824715.html?utm#_source=androidapp&utm#_medium=appshare&utm#_campaign=t#_335139774&utm#_term=QQfriends","images":"https://m.360buyimg.com/n12/jfs/t7768/184/1153704394/148460/f42e1432/599a930fN8a85626b.jpg!q70.jpg","num":1,"pid":59,"price":5599,"pscid":40,"selected":0,"sellerid":3,"subhead":"游戏本选择4G独显，拒绝掉帧】升级版IPS全高清防眩光显示屏，WASD方向键颜色加持，三大出风口立体散热！","title":"戴尔DELL灵越游匣15PR-6648B GTX1050 15.6英寸游戏笔记本电脑(i5-7300HQ 8G 128GSSD+1T 4G独显 IPS)黑"},{"bargainPrice":1599,"createtime":"2017-10-14T21:48:08","detailUrl":"https://item.m.jd.com/product/1993026402.html?utm#_source=androidapp&utm#_medium=appshare&utm#_campaign=t#_335139774&utm#_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t5863/302/8961270302/97126/41feade1/5981c81cNc1b1fbef.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7003/250/1488538438/195825/53bf31ba/5981c57eN51e95176.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t5665/100/8954482513/43454/418611a9/5981c57eNd5fc97ba.jpg!q70.jpg","num":1,"pid":47,"price":111,"pscid":39,"selected":0,"sellerid":3,"subhead":"碳黑色 32GB 全网通 官方标配 1件","title":"锤子 坚果Pro 特别版 巧克力色 酒红色 全网通 移动联通电信4G手机 双卡双待 碳黑色 32GB 全网通"}],"sellerName":"商家3","sellerid":"3"},{"list":[{"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","num":1,"pid":60,"price":13888,"pscid":40,"selected":0,"sellerid":4,"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"}],"sellerName":"商家4","sellerid":"4"},{"list":[{"bargainPrice":159,"createtime":"2017-10-14T21:49:15","detailUrl":"https://item.m.jd.com/product/5061723.html?utm_source=androidapp&utm_medium=appshare&utm_campaign=t_335139774&utm_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t8716/197/1271594444/173291/2f40bb4f/59b743bcN8509428e.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t8347/264/1286771527/92188/5cf5ec04/59b7420fN65378e9e.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7363/165/3000956253/190883/179a372/59b743bfNd0c79d93.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7399/112/2935531768/183594/b77c7d4a/59b7441aNc3d40133.jpg!q70.jpg","num":1,"pid":100,"price":2200,"pscid":112,"selected":0,"sellerid":11,"subhead":"针织针织闪闪闪亮你的眼","title":"维迩旎 2017秋冬新款长袖针织连衣裙韩版气质中长款名媛包臀A字裙 zx179709 黑色 XL"}],"sellerName":"商家11","sellerid":"11"},{"list":[{"bargainPrice":111.99,"createtime":"2017-10-14T21:39:05","detailUrl":"https://item.m.jd.com/product/4719303.html?utm_source=androidapp&utm_medium=appshare&utm_campaign=t_335139774&utm_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t9004/210/1160833155/647627/ad6be059/59b4f4e1N9a2b1532.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7504/338/63721388/491286/f5957f53/598e95f1N7f2adb87.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7441/10/64242474/419246/adb30a7d/598e95fbNd989ba0a.jpg!q70.jpg","num":1,"pid":2,"price":299,"pscid":1,"selected":0,"sellerid":18,"subhead":"每个中秋都不能简单，无论身在何处，你总需要一块饼让生活更圆满，京东月饼让爱更圆满京东自营，闪电配送，更多惊喜，快用手指戳一下","title":"北京稻香村 稻香村中秋节月饼 老北京月饼礼盒655g"}],"sellerName":"商家18","sellerid":"18"},{"list":[{"bargainPrice":111.99,"createtime":"2017-10-14T21:48:08","detailUrl":"https://item.m.jd.com/product/4719303.html?utm_source=androidapp&utm_medium=appshare&utm_campaign=t_335139774&utm_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t9004/210/1160833155/647627/ad6be059/59b4f4e1N9a2b1532.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7504/338/63721388/491286/f5957f53/598e95f1N7f2adb87.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7441/10/64242474/419246/adb30a7d/598e95fbNd989ba0a.jpg!q70.jpg","num":1,"pid":4,"price":999,"pscid":1,"selected":0,"sellerid":20,"subhead":"每个中秋都不能简单，无论身在何处，你总需要一块饼让生活更圆满，京东月饼让爱更圆满京东自营，闪电配送，更多惊喜，快用手指戳一下","title":"北京稻香村 稻香村中秋节月饼 老北京月饼礼盒655g"}],"sellerName":"商家20","sellerid":"20"},{"list":[{"bargainPrice":111.99,"createtime":"2017-10-14T21:39:05","detailUrl":"https://item.m.jd.com/product/4719303.html?utm_source=androidapp&utm_medium=appshare&utm_campaign=t_335139774&utm_term=QQfriends","images":"https://m.360buyimg.com/n0/jfs/t9004/210/1160833155/647627/ad6be059/59b4f4e1N9a2b1532.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7504/338/63721388/491286/f5957f53/598e95f1N7f2adb87.jpg!q70.jpg|https://m.360buyimg.com/n0/jfs/t7441/10/64242474/419246/adb30a7d/598e95fbNd989ba0a.jpg!q70.jpg","num":1,"pid":7,"price":120.01,"pscid":1,"selected":0,"sellerid":23,"subhead":"每个中秋都不能简单，无论身在何处，你总需要一块饼让生活更圆满，京东月饼让爱更圆满京东自营，闪电配送，更多惊喜，快用手指戳一下","title":"北京稻香村 稻香村中秋节月饼 老北京月饼礼盒655g"}],"sellerName":"商家23","sellerid":"23"}] */ private String msg; private String code; 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 List<DataBean> getData() { return data; } public void setData(List<DataBean> data) { this.data = data; } public static class DataBean { /** * list : [{"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","num":19,"pid":57,"price":5199,"pscid":40,"selected":0,"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\r\n"}] * sellerName : 商家1 * sellerid : 1 */ private String sellerName; private String sellerid; private List<ListBean> list; public String getSellerName() { return sellerName; } public void setSellerName(String sellerName) { this.sellerName = sellerName; } public String getSellerid() { return sellerid; } public void setSellerid(String sellerid) { this.sellerid = sellerid; } public List<ListBean> getList() { return list; } public void setList(List<ListBean> list) { this.list = list; } public static class ListBean { /** * bargainPrice : 11800.0 * 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 * num : 19 * pid : 57 * price : 5199.0 * pscid : 40 * selected : 0 * 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 */ private double bargainPrice; private String createtime; private String detailUrl; private String images; private int num; private int pid; private double price; private int pscid; private int selected; 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 getNum() { return num; } public void setNum(int num) { this.num = num; } 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 getSelected() { return selected; } public void setSelected(int selected) { this.selected = selected; } 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; } } }}GoodsGrpouppublic class GoodsGroup { private boolean checkbox; private String grouptitle; public GoodsGroup(boolean checkbox, String grouptitle) { this.checkbox = checkbox; this.grouptitle = grouptitle; } public boolean isCheckbox() { return checkbox; } public void setCheckbox(boolean checkbox) { this.checkbox = checkbox; } public String getGrouptitle() { return grouptitle; } public void setGrouptitle(String grouptitle) { this.grouptitle = grouptitle; } @Override public String toString() { return "GoodsGroup{" + "checkbox=" + checkbox + ", grouptitle='" + grouptitle + '\'' + '}'; }}
GoodsChildepublic class GoodsChilde { private String childTitle; private boolean checkchild; private String img; private double price; private int num; private boolean btn; public GoodsChilde(String childTitle, boolean checkchild, String img, double price, int num, boolean btn) { this.childTitle = childTitle; this.checkchild = checkchild; this.img = img; this.price = price; this.num = num; this.btn = btn; } public String getChildTitle() { return childTitle; } public void setChildTitle(String childTitle) { this.childTitle = childTitle; } public boolean isCheckchild() { return checkchild; } public void setCheckchild(boolean checkchild) { this.checkchild = checkchild; } public String getImg() { return img; } public void setImg(String img) { this.img = img; } public double getPrice() { return price; } public void setPrice(double price) { this.price = price; } public int getNum() { return num; } public void setNum(int num) { this.num = num; } public boolean isBtn() { return btn; } public void setBtn(boolean btn) { this.btn = btn; } @Override public String toString() { return "GoodsChilde{" + "childTitle='" + childTitle + '\'' + ", checkchild=" + checkchild + ", img='" + img + '\'' + ", price=" + price + ", num=" + num + ", btn=" + btn + '}'; }}http包ApiService接口import com.bwei.heqi20171216shopping.bean.GoodsBean;import java.util.Map;import io.reactivex.Flowable;import retrofit2.http.GET;import retrofit2.http.QueryMap;/** * Created by HQ on 2017/12/15. */public interface ApiService { @GET("/product/getCarts") Flowable<GoodsBean> getHeqi(@QueryMap Map<String,String> map);}RetrofitUtilsimport retrofit2.Retrofit;import retrofit2.adapter.rxjava2.RxJava2CallAdapterFactory;import retrofit2.converter.gson.GsonConverterFactory;public class RetrofitUtils { private static volatile RetrofitUtils instance; private ApiService apiService; private RetrofitUtils() { Retrofit retrofit = new Retrofit.Builder() .addConverterFactory(GsonConverterFactory.create()) .addCallAdapterFactory(RxJava2CallAdapterFactory.create()) .baseUrl("http://120.27.23.105") .build(); apiService = retrofit.create(ApiService.class); } //单例模式 public static RetrofitUtils getInstance() { if (instance == null) { synchronized (RetrofitUtils.class) { if (null == instance) { instance = new RetrofitUtils(); } } } return instance; } public ApiService getApiService() { return apiService; }}adapter包Goodsimport android.content.Context;import android.view.View;import android.view.ViewGroup;import android.widget.BaseExpandableListAdapter;import android.widget.Button;import android.widget.CheckBox;import android.widget.ImageView;import android.widget.TextView;import com.bumptech.glide.Glide;import com.bwei.heqi20171216shopping.view.MainActivity;import com.bwei.heqi20171216shopping.R;import com.bwei.heqi20171216shopping.bean.GoodsChilde;import com.bwei.heqi20171216shopping.bean.GoodsGroup;import com.bwei.heqi20171216shopping.view.AddDeleteView;import java.util.List;/** * Created by HQ on 2017/11/21. */public class Goods extends BaseExpandableListAdapter { private Context context; //传过来两个集合 private List<GoodsGroup> list; private List<List<GoodsChilde>> list2; MainActivity con; //有参构造 public Goods(Context context, List<GoodsGroup> list, List<List<GoodsChilde>> list2) { this.context = context; this.list = list; this.list2 = list2; con=(MainActivity)context; } @Override public int getGroupCount() { return list.size(); } @Override public int getChildrenCount(int i) { return list2.get(i).size(); } @Override public Object getGroup(int i) { return list.size(); } @Override public Object getChild(int i, int i1) { return list2.get(i).get(i1).getChildTitle(); } @Override public long getGroupId(int i) { return i; } @Override public long getChildId(int i, int i1) { return i1; } @Override public boolean hasStableIds() { return true; } //父级的展示 @Override public View getGroupView(final int i, boolean b, View view, ViewGroup viewGroup) { final GroupViewHolder holder; if(view==null){ holder=new GroupViewHolder(); //绘制父级视图 view=View.inflate(context, R.layout.ex_group_item,null); holder.cb=(CheckBox)view.findViewById(R.id.group_checkbox); holder.name=(TextView)view.findViewById(R.id.shop_name); view.setTag(holder); }else{ holder=(GroupViewHolder)view.getTag(); } //设置父级的选中状态 holder.cb.setChecked(list.get(i).isCheckbox()); //得到名字 holder.name.setText(list.get(i).getGrouptitle()); //设置父级选择框的点击事件 holder.cb.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { //父级当前框的选择状态,默认为未选中 boolean checked = holder.cb.isChecked(); //设置显示 list.get(i).setCheckbox(checked); MainActivity con=(MainActivity)context;//获取到Main2Activity //遍历父级的集合 for (GoodsGroup ii:list){ boolean checkbox = ii.isCheckbox(); if(!checkbox){//如果父级没有勾选 con.all_checKbox.setChecked(false);//设置全选按钮也不勾选 break; }else{ con.all_checKbox.setChecked(true); } } //勾选执行计算的方法 con.changesum(list2); notifyDataSetChanged(); //获取到我们子级的集合长度 int size = list2.get(i).size(); //如果我们的父级全部被选中 if(checked){ //那么你就遍历子级的长度 for (int j=0;j<size;j++){ //将我们的子级全部都选中 list2.get(i).get(j).setCheckchild(true); } }else{ for (int j=0;j<size;j++){ list2.get(i).get(j).setCheckchild(false); } } //刷新我们的适配器 con.changesum(list2); notifyDataSetChanged(); } }); return view; } //子级的展示 @Override public View getChildView(final int i, final int i1, boolean b, View view, ViewGroup viewGroup) { final ChildViewHolder holder; if(view==null){ holder=new ChildViewHolder(); //绘制子集视图 view=View.inflate(context, R.layout.ex_child_item,null); holder.ch2=view.findViewById(R.id.child_checkbox);//子级的选择框 holder.title=view.findViewById(R.id.shop_title);//子级的标题 holder.img=view.findViewById(R.id.shop_img);//图片 holder.et_number=view.findViewById(R.id.et_number);//加减中间的数量 holder.price=view.findViewById(R.id.shop_price);//价格 holder.txt_delete=view.findViewById(R.id.txt_delete);//加减器的减 holder.txt_add=view.findViewById(R.id.txt_add);//加减器的加 holder.txt_delete.setText("-");//设置显示减号 holder.txt_add.setText("+");//设置显示加号 holder.jiajia=view.findViewById(R.id.adv);//设置显示加减器 holder.jiajia.setNumber(list2.get(i).get(i1).getNum());//自定义view修改数字的方法 holder.btn=view.findViewById(R.id.shop_delete);//删除的按钮 view.setTag(holder); }else{ holder=(ChildViewHolder)view.getTag(); } //执行删除的方法 holder.btn.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { int size = list2.get(i).size(); if(size==1){ list2.remove(i); list.remove(i); }else{ list2.get(i).remove(i1); } //点击删除后隐藏所有删除按钮 for (List<GoodsChilde> i1:list2){ for(int r=0;r<i1.size();r++) { i1.get(r).setBtn(false); } } notifyDataSetChanged(); con.changesum(list2); } }); //必须要设置，不然点击加减会崩，加减的点击事件 holder.jiajia.setOnAddDelClickListener(new AddDeleteView.OnAddDelClickListener() { @Override public void onAddClick(View v) { int number = holder.jiajia.getNumber(); number++; holder.jiajia.setNumber(number); list2.get(i).get(i1).setNum(number); con.changesum(list2);//计算的方法 } @Override public void onDelClick(View v) { int number = holder.jiajia.getNumber(); number--; holder.jiajia.setNumber(number); list2.get(i).get(i1).setNum(number); con.changesum(list2); } }); //子级的选择框 holder.ch2.setChecked(list2.get(i).get(i1).isCheckchild()); holder.title.setText(list2.get(i).get(i1).getChildTitle()); //图片路径拆分 String img = list2.get(i).get(i1).getImg(); String[] split = img.split("\\!"); Glide.with(context).load(split[0]).into(holder.img); holder.price.setText(list2.get(i).get(i1).getPrice()+""); //子级的选择框逻辑 holder.ch2.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { //定义一个flag用于跳出循环 boolean flag=false; //获取我们子级的选中状态 boolean checked = holder.ch2.isChecked(); //将选中状态返回给我们存放子级的集合中 list2.get(i).get(i1).setCheckchild(checked); //获取到Activity MainActivity con=(MainActivity)context; //循环我们的子级集合 for (List<GoodsChilde> i1:list2){ //循环第二层的集合 for (int j=0;j<i1.size();j++){ //获取到子级条目数的选中状态 boolean chokx = i1.get(j).isCheckchild(); //如果我们的子级条目有一条未被选中 if(!chokx){ //那么就让我们的全选按钮为未选中 con.all_checKbox.setChecked(false); //同时将父级的按钮也变为未选中 list.get(i).setCheckbox(false); //flag为true,跳出本层的循环 flag=true; break; }else{ con.all_checKbox.setChecked(true); list.get(i).setCheckbox(true); } } if (flag){ break; } } con.changesum(list2); //遍历每一个父级下面的子级集合判断 //获取到子级的集合长度 int size = list2.get(i).size(); //遍历子级集合 for (int e=0;e<size;e++){ //获取到子级的选中状态 boolean chokx = list2.get(i).get(e).isCheckchild(); //如果子级有一条未被选中 if(!chokx){ //那么我们的父级按钮就不会被选中 list.get(i).setCheckbox(false); break; }else{ list.get(i).setCheckbox(true); } } notifyDataSetChanged(); con.changesum(list2); } }); //控制删除按钮的显隐 if(list2.get(i).get(i1).isBtn()){ holder.btn.setVisibility(View.VISIBLE); }else{ holder.btn.setVisibility(View.INVISIBLE); } return view; } @Override public boolean isChildSelectable(int i, int i1) { return true; } //两个ViewHolder内部类 class GroupViewHolder{ //控件 CheckBox cb; TextView name; } class ChildViewHolder{ CheckBox ch2; TextView title; ImageView img; TextView price; TextView txt_delete; TextView et_number; TextView txt_add; AddDeleteView jiajia; Button btn; }}
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