添加依赖
compile 'com.squareup.okhttp3:okhttp:3.6.0'
compile 'com.squareup.okio:okio:1.11.0'
compile 'com.google.code.gson:gson:2.2.4'
compile 'com.github.bumptech.glide:glide:3.5.2'
compile 'com.android.support:support-v4:22.0.0'
compile 'com.android.support:design:24.1.1'
compile 'com.jcodecraeer:xrecyclerview:1.3.2'
添加权限
<uses-permission android:name="android.permission.INTERNET" />
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
布局文件
res下添加一个anim文件夹
anim文件下的enter
xml version="1.0" encoding="utf-8"?>
<translate
xmlns:android="http://schemas.android.com/apk/res/android"
android:duration="2000"
android:fromXDelta="100%"
android:toXDelta="0%">
translate>
anim文件下的out
xml version="1.0" encoding="utf-8"?>
<translate
xmlns:android="http://schemas.android.com/apk/res/android"
android:duration="2000"
android:fromXDelta="0%"
android:toXDelta="-100%">
translate>
activity_main.xml
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" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" tools:context="com.example.yuekaolianxi.view.MainActivity"> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:gravity="center_vertical" android:orientation="horizontal"> <TextView android:id="@+id/back" android:layout_width="30dp" android:layout_height="30dp" android:background="@drawable/aa"/> <TextView android:id="@+id/main_title" android:layout_width="match_parent" android:layout_height="wrap_content" android:gravity="center" android:text="商品详情"/> LinearLayout> <View android:layout_width="match_parent" android:layout_height="0.75dp" android:background="#F00"/> <ImageView android:id="@+id/main_big_pic" android:layout_width="match_parent" android:layout_height="300dp" android:layout_marginTop="10dp" android:scaleType="centerCrop" android:src="@mipmap/ic_launcher"/> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_marginTop="20dp" android:layout_marginLeft="20dp" android:layout_weight="1" android:orientation="vertical"> <TextView android:id="@+id/main_name" android:layout_width="match_parent" android:layout_height="wrap_content" android:text="商品名"/> <TextView android:id="@+id/main_price" android:layout_width="match_parent" android:layout_height="wrap_content" android:text="原价"/> <TextView android:id="@+id/main_price2" android:layout_width="match_parent" android:layout_height="wrap_content" android:text="折扣价"/> LinearLayout> <View android:layout_width="match_parent" android:layout_height="0.75dp" android:background="#F00"/> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_gravity="bottom" android:orientation="horizontal"> <TextView android:id="@+id/main_cart" android:layout_width="0dp" android:layout_height="30dp" android:layout_weight="1" android:clickable="true" android:gravity="center" android:text="购物车"/> <View android:layout_width="0.75dp" android:layout_height="match_parent" android:background="#F00"/> <TextView android:id="@+id/main_add" android:layout_width="0dp" android:layout_height="30dp" android:layout_weight="1" android:clickable="true" android:gravity="center" android:text="加入购物车"/> LinearLayout> LinearLayout>
activity_cart.xml
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" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" tools:context="com.example.yuekaolianxi.view.CartActivity"> <TextView android:layout_width="match_parent" android:layout_height="wrap_content" android:gravity="center" android:text="购物车" android:textColor="@android:color/black" android:textSize="25sp"/> <View android:layout_width="match_parent" android:layout_height="0.75dp" android:background="#999999"/> <ExpandableListView android:id="@+id/ex_list_view" android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_weight="1" android:groupIndicator="@null">ExpandableListView> <View android:layout_width="match_parent" android:layout_height="0.75dp" android:background="#999999"/> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="horizontal"> <CheckBox android:id="@+id/cart_cb" android:layout_width="wrap_content" android:layout_height="wrap_content"/> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:gravity="center" android:text="全选/反选" android:textColor="@android:color/black" android:textSize="25sp"/> <TextView android:id="@+id/cart_sum12" android:layout_width="match_parent" android:layout_height="wrap_content" android:gravity="center" android:text="总价:0" android:textColor="@android:color/black" android:textSize="25sp"/> LinearLayout> LinearLayout>
layout_child.xml
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:gravity="center_vertical" android:orientation="horizontal"> <CheckBox android:id="@+id/child_cb" android:layout_width="wrap_content" android:layout_height="wrap_content"/> <ImageView android:id="@+id/child_img" android:layout_width="50dp" android:layout_height="50dp" android:scaleType="centerCrop" android:src="@mipmap/ic_launcher"/> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="vertical"> <TextView android:id="@+id/child_title" android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_weight="1" android:text="商品名"/> <TextView android:id="@+id/child_price" android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_weight="1" android:text="优惠价" android:textColor="@android:color/holo_red_dark"/> LinearLayout> LinearLayout>
activity_splash.xml
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" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:gravity="center_horizontal" android:orientation="vertical" tools:context="com.example.yuekaolianxi.view.SplashActivity"> <ImageView android:id="@+id/image1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:src="@mipmap/ic_launcher"/> LinearLayout>
layout_parent.xml
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:gravity="center_vertical" android:orientation="horizontal"> <CheckBox android:id="@+id/parent_cb" android:layout_width="wrap_content" android:layout_height="wrap_content"/> <TextView android:id="@+id/parent_tv" android:layout_width="match_parent" android:layout_height="wrap_content" android:text="商家" android:textColor="@android:color/black" android:textSize="25sp"/> LinearLayout>
OkHttp请求
OkLoadListener
package com.example.yuekaolianxi.http;
public interface OkLoadListener {
void okLoadSuccess(String json);
void okLoadError(String error);
}
OkHttpUtils
package com.example.yuekaolianxi.http;
import android.os.Handler;
import android.os.Message;
import java.io.IOException;
import java.util.Map;
import java.util.Set;
import okhttp3.Call;
import okhttp3.Callback;
import okhttp3.FormBody;
import okhttp3.Interceptor;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.RequestBody;
import okhttp3.Response;
public class OkHttpUtils {
private static OkHttpUtils okHttpUtils = null;
private MyHandler myHandler = new MyHandler();
private OkLoadListener okLoadListener;
//单例
public static OkHttpUtils getInstance() {
if (okHttpUtils == null) {
okHttpUtils = new OkHttpUtils();
}
return okHttpUtils;
}
//get
public void okGet(String url) {
OkHttpClient client = new OkHttpClient.Builder().addInterceptor(new MyInter()).build();
Request request = new Request.Builder().url(url).build();
Call call = client.newCall(request);
call.enqueue(new Callback() {
@Override
public void onFailure(Call call, IOException e) {
Message message = myHandler.obtainMessage();
message.what = 0;
message.obj = e.getMessage();
myHandler.sendMessage(message);
}
@Override
public void onResponse(Call call, Response response) throws IOException {
Message message = myHandler.obtainMessage();
message.what = 1;
message.obj = response.body().string();
myHandler.sendMessage(message);
}
});
}
//post
public void okPost(String url, Map map) {
OkHttpClient client = new OkHttpClient.Builder().addInterceptor(new MyInter()).build();
//创建FormBody
FormBody.Builder builder = new FormBody.Builder();
//遍历map
Set keys = map.keySet();
for (String key : keys) {
String value = map.get(key);
builder.add(key, value+"");
}
//build
FormBody body = builder.build();
Request request = new Request.Builder().url(url).post(body).build();
Call call = client.newCall(request);
call.enqueue(new Callback() {
@Override
public void onFailure(Call call, IOException e) {
Message message = myHandler.obtainMessage();
message.what = 0;
message.obj = e.getMessage();
myHandler.sendMessage(message);
}
@Override
public void onResponse(Call call, Response response) throws IOException {
Message message = myHandler.obtainMessage();
message.what = 1;
message.obj = response.body().string();
myHandler.sendMessage(message);
}
});
}
//拦截器
class MyInter implements Interceptor {
private static final String TAG = "MyInter";
@Override
public Response intercept(Chain chain) throws IOException {
//获取原来的body
Request request = chain.request();
RequestBody body = request.body();
if (body instanceof FormBody) {
//遍历原来的所有参数,加到新的Body里面,最后将公共参数加到新的Body
FormBody.Builder newBuilder = new FormBody.Builder();
for (int i = 0; i < ((FormBody) body).size(); i++) {
String name = ((FormBody) body).name(i);
String value = ((FormBody) body).value(i);
//放入新的
newBuilder.add(name, value);
}
//在将公共参数添加进去
newBuilder.add("source", "android");
FormBody newBody = newBuilder.build();
//创建新的请求
Request newRequest = request.newBuilder().post(newBody).build();
Response response = chain.proceed(newRequest);
return response;
}
return null;
}
}
//handler
class MyHandler extends Handler {
@Override
public void handleMessage(Message msg) {
switch (msg.what) {
case 0:
//失败
String e = (String) msg.obj;
okLoadListener.okLoadError(e);
break;
case 1:
//成功
String json = (String) msg.obj;
okLoadListener.okLoadSuccess(json);
break;
}
}
}
//提高外部调用的接口
public void setOkLoadListener(OkLoadListener okLoadListener) {
this.okLoadListener = okLoadListener;
}
}
HttpConfig接口类
package com.example.yuekaolianxi.http;
/**
* 三个接口
*/
public class HttpConfig {
public static String detail_url = "https://www.zhaoapi.cn/product/getProductDetail";
public static String add_url = "https://www.zhaoapi.cn/product/addCart";
public static String cartList_url = "https://www.zhaoapi.cn/product/getCarts";
}
model层
AddListener
package com.example.yuekaolianxi.model;
public interface AddListener {
void addSucess(String json);
void addError(String error);
}
CartListLoadListener
package com.example.yuekaolianxi.model;
public interface CartListLoadListener {
//购物车数据,加载成功
void loadCartSuccess(String json);
//加载失败
void loadCartError(String error);
}
DetailLoadLister
package com.example.yuekaolianxi.model;
public interface DetailLoadLister {
void detailLoadSuccess(String json);
void detailLoadError(String error);
}
IModel
package com.example.yuekaolianxi.model;
import java.util.Map;
public interface IModel {
//请求接口,得到数据,详情页的
void getDetailData(String url, Map parms, DetailLoadLister detailLoadLister);
//添加到购物车的而方法
void addToCart(String url, Map parms, AddListener addListener);
//购物车页面的方法
//显示
void showDataToCart(String url, Map parms, CartListLoadListener cartListLoadListener);
//组的checkbox的点击的时候,处理选中状态
// void setParentIsChecked(boolean isChecked,);
//全选、反选
//计算总价
double calcaulate(CartBean cartBean);
}
ModelImpl
package com.example.yuekaolianxi.model;
import android.util.Log;
import com.example.yuekaolianxi.http.OkHttpUtils;
import com.example.yuekaolianxi.http.OkLoadListener;
import java.util.List;
import java.util.Map;
public class ModelImpl implements IModel {
//加载详情页
@Override
public void getDetailData(String url, Map parms, final DetailLoadLister detailLoadLister) {
//用OkHttp请求,之后调用接口
OkHttpUtils ok = OkHttpUtils.getInstance();
ok.okPost(url, parms);
ok.setOkLoadListener(new OkLoadListener() {
@Override
public void okLoadSuccess(String json) {
detailLoadLister.detailLoadSuccess(json);
}
@Override
public void okLoadError(String error) {
detailLoadLister.detailLoadError(error);
}
});
}
private static final String TAG = "ModelImpl";
//添加
@Override
public void addToCart(String url, Map parms, final AddListener addListener) {
//用OkHttp请求,之后调用接口
OkHttpUtils ok = OkHttpUtils.getInstance();
ok.okPost(url, parms);
Log.d(TAG, "addToCart() returned: " + parms);
ok.setOkLoadListener(new OkLoadListener() {
@Override
public void okLoadSuccess(String json) {
addListener.addSucess(json);
}
@Override
public void okLoadError(String error) {
addListener.addError(error);
}
});
}
//购物车里面的加载数据的方法
@Override
public void showDataToCart(String url, Map parms, final CartListLoadListener cartListLoadListener) {
//开始加载
//用OkHttp请求,之后调用接口
OkHttpUtils ok = OkHttpUtils.getInstance();
ok.okPost(url, parms);
Log.d(TAG, "购物车数据---" + parms);
ok.setOkLoadListener(new OkLoadListener() {
@Override
public void okLoadSuccess(String json) {
cartListLoadListener.loadCartSuccess(json);
}
@Override
public void okLoadError(String error) {
cartListLoadListener.loadCartError(error);
}
});
}
//计算
@Override
public double calcaulate(CartBean cartBean) {
double sum = 0;
Log.d(TAG, "calcaulate() returned: " + cartBean + "===" + cartBean.getData());
List data = cartBean.getData();
for (int i = 0; i < data.size(); i++) {
List list = data.get(i).getList();
for (int j = 0; j < list.size(); j++) {
if (list.get(j).isChildIsSelected()){
double bargainPrice = list.get(j).getBargainPrice();
sum+=bargainPrice;
}
}
}
return sum;
}
}
MyAdapter
package com.example.yuekaolianxi.model;
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseExpandableListAdapter;
import android.widget.CheckBox;
import android.widget.ImageView;
import android.widget.TextView;
import com.bumptech.glide.Glide;
import com.example.yuekaolianxi.R;
import com.example.yuekaolianxi.presenter.PresenterImpl;
import com.example.yuekaolianxi.view.ICartView;
import java.util.List;
public class MyAdapter extends BaseExpandableListAdapter {
private final Context context;
private final CartBean cartBean;
private final List list;
private final ICartView iCartView;
public MyAdapter(Context context, CartBean cartBean, ICartView iCartView) {
this.context = context;
this.cartBean = cartBean;
this.list = cartBean.getData();
this.iCartView = iCartView;
}
//组的个数
@Override
public int getGroupCount() {
return list.size();
}
//每个组的孩子的长度
@Override
public int getChildrenCount(int groupPosition) {
return list.get(groupPosition).getList().size();
}
@Override
public Object getGroup(int groupPosition) {
return list.get(groupPosition);
}
@Override
public Object getChild(int groupPosition, int childPosition) {
return list.get(groupPosition).getList().get(childPosition);
}
@Override
public long getGroupId(int groupPosition) {
return groupPosition;
}
@Override
public long getChildId(int groupPosition, int childPosition) {
return childPosition;
}
@Override
public boolean hasStableIds() {
return false;
}
@Override
public View getGroupView(final int groupPosition, boolean isExpanded, View convertView, final ViewGroup parent) {
ParentViewHolder parentViewHolder = null;
if (convertView == null) {
convertView = LayoutInflater.from(context).inflate(R.layout.layout_parent, null);
CheckBox parent_cb = convertView.findViewById(R.id.parent_cb);
TextView parent_tv = convertView.findViewById(R.id.parent_tv);
parentViewHolder = new ParentViewHolder(parent_cb, parent_tv);
convertView.setTag(parentViewHolder);
} else {
parentViewHolder = (ParentViewHolder) convertView.getTag();
}
//赋值
parentViewHolder.getParent_cb().setChecked(list.get(groupPosition).isParentIsSelected());
parentViewHolder.getParent_tv().setText(list.get(groupPosition).getSellerName());
//点击事件
parentViewHolder.getParent_cb().setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
boolean isCheked = list.get(groupPosition).isParentIsSelected();
isCheked = !isCheked;
list.get(groupPosition).setParentIsSelected(isCheked);
//遍历子元素,全部置为true
List list = MyAdapter.this.list.get(groupPosition).getList();
for (int i = 0; i < list.size(); i++) {
list.get(i).setChildIsSelected(isCheked);
}
//通知界面
notifyDataSetChanged();
//计算
PresenterImpl presenter = new PresenterImpl();
presenter.jisuan(new ModelImpl(), cartBean, iCartView);
}
});
return convertView;
}
@Override
public View getChildView(final int groupPosition, final int childPosition, final boolean isLastChild, View convertView, ViewGroup parent) {
ChildeViewHolder childeViewHolder = null;
if (convertView == null) {
convertView = LayoutInflater.from(context).inflate(R.layout.layout_child, null);
CheckBox child_cb = convertView.findViewById(R.id.child_cb);
ImageView child_img = convertView.findViewById(R.id.child_img);
TextView child_title = convertView.findViewById(R.id.child_title);
TextView child_price = convertView.findViewById(R.id.child_price);
childeViewHolder = new ChildeViewHolder(child_cb, child_img, child_title, child_price);
convertView.setTag(childeViewHolder);
} else {
childeViewHolder = (ChildeViewHolder) convertView.getTag();
}
//赋值
childeViewHolder.getChild_cb().setChecked(list.get(groupPosition).getList().get(childPosition).isChildIsSelected());
//获取图的地址
String images = list.get(groupPosition).getList().get(childPosition).getImages();
String imageUrl = images.split(".jpg")[0] + ".jpg";
Glide.with(context).load(imageUrl).into(childeViewHolder.getChild_imge());
childeViewHolder.getChild_title().setText(list.get(groupPosition).getList().get(childPosition).getTitle());
childeViewHolder.getChild_price().setText(list.get(groupPosition).getList().get(childPosition).getBargainPrice() + "");
//字条目中的checkbox点击状态
//点击事件
childeViewHolder.getChild_cb().setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
boolean isCheked = list.get(groupPosition).getList().get(childPosition).isChildIsSelected();
isCheked = !isCheked;
list.get(groupPosition).getList().get(childPosition).setChildIsSelected(isCheked);
//遍历
List list1 = MyAdapter.this.list.get(groupPosition).getList();
boolean flag = true;
for (int i = 0; i < list1.size(); i++) {
if (!list1.get(i).isChildIsSelected()) {
flag = false;
}
}
list.get(groupPosition).setParentIsSelected(flag);
//通知改变
notifyDataSetChanged();
//计算
PresenterImpl presenter = new PresenterImpl();
presenter.jisuan(new ModelImpl(), cartBean, iCartView);
}
});
return convertView;
}
@Override
public boolean isChildSelectable(int groupPosition, int childPosition) {
return false;
}
//优化
class ParentViewHolder {
public CheckBox parent_cb;
public TextView parent_tv;
public ParentViewHolder(CheckBox parent_cb, TextView parent_tv) {
this.parent_cb = parent_cb;
this.parent_tv = parent_tv;
}
public CheckBox getParent_cb() {
return parent_cb;
}
public void setParent_cb(CheckBox parent_cb) {
this.parent_cb = parent_cb;
}
public TextView getParent_tv() {
return parent_tv;
}
public void setParent_tv(TextView parent_tv) {
this.parent_tv = parent_tv;
}
}
class ChildeViewHolder {
public CheckBox child_cb;
public ImageView child_imge;
public TextView child_title;
public TextView child_price;
public ChildeViewHolder(CheckBox child_cb, ImageView child_imge, TextView child_title, TextView child_price) {
this.child_cb = child_cb;
this.child_imge = child_imge;
this.child_title = child_title;
this.child_price = child_price;
}
public CheckBox getChild_cb() {
return child_cb;
}
public void setChild_cb(CheckBox child_cb) {
this.child_cb = child_cb;
}
public ImageView getChild_imge() {
return child_imge;
}
public void setChild_imge(ImageView child_imge) {
this.child_imge = child_imge;
}
public TextView getChild_title() {
return child_title;
}
public void setChild_title(TextView child_title) {
this.child_title = child_title;
}
public TextView getChild_price() {
return child_price;
}
public void setChild_price(TextView child_price) {
this.child_price = child_price;
}
}
}
bean类
DetailBean
package com.example.yuekaolianxi.model;
public class DetailBean {
/**
* msg :
* seller : {"description":"我是商家10","icon":"http://120.27.23.105/images/icon.png","name":"商家10","productNums":999,"score":5,"sellerid":10}
* code : 0
* data : {"bargainPrice":111.99,"createtime":"2017-10-03T23:53:28","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","itemtype":0,"pid":17,"price":299,"pscid":1,"salenum":888,"sellerid":10,"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"}
*/
private String msg;
private SellerBean seller;
private String code;
private DataBean data;
public String getMsg() {
return msg;
}
public void setMsg(String msg) {
this.msg = msg;
}
public SellerBean getSeller() {
return seller;
}
public void setSeller(SellerBean seller) {
this.seller = seller;
}
public String getCode() {
return code;
}
public void setCode(String code) {
this.code = code;
}
public DataBean getData() {
return data;
}
public void setData(DataBean data) {
this.data = data;
}
public static class SellerBean {
/**
* description : 我是商家10
* icon : http://120.27.23.105/images/icon.png
* name : 商家10
* productNums : 999
* score : 5
* sellerid : 10
*/
private String description;
private String icon;
private String name;
private int productNums;
private int score;
private int sellerid;
public String getDescription() {
return description;
}
public void setDescription(String description) {
this.description = description;
}
public String getIcon() {
return icon;
}
public void setIcon(String icon) {
this.icon = icon;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getProductNums() {
return productNums;
}
public void setProductNums(int productNums) {
this.productNums = productNums;
}
public int getScore() {
return score;
}
public void setScore(int score) {
this.score = score;
}
public int getSellerid() {
return sellerid;
}
public void setSellerid(int sellerid) {
this.sellerid = sellerid;
}
}
public static class DataBean {
/**
* bargainPrice : 111.99
* createtime : 2017-10-03T23:53:28
* 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
* itemtype : 0
* pid : 17
* price : 299
* pscid : 1
* salenum : 888
* sellerid : 10
* 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
*/
private double bargainPrice;
private String createtime;
private String detailUrl;
private String images;
private double itemtype;
private double pid;
private double price;
private double pscid;
private double salenum;
private double 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 double getItemtype() {
return itemtype;
}
public void setItemtype(double itemtype) {
this.itemtype = itemtype;
}
public double getPid() {
return pid;
}
public void setPid(double pid) {
this.pid = pid;
}
public double getPrice() {
return price;
}
public void setPrice(double price) {
this.price = price;
}
public double getPscid() {
return pscid;
}
public void setPscid(double pscid) {
this.pscid = pscid;
}
public double getSalenum() {
return salenum;
}
public void setSalenum(double salenum) {
this.salenum = salenum;
}
public double getSellerid() {
return sellerid;
}
public void setSellerid(double 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;
}
}
}
CartBean
package com.example.yuekaolianxi.model;
import java.util.List;
/**
* 购物车的bean
*/
public class CartBean {
private String msg;
private String code;
private List 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 getData() {
return data;
}
public void setData(List data) {
this.data = data;
}
public static class DataBean {
//添加一boolean,记录选中状态
private boolean parentIsSelected;
public DataBean(boolean parentIsSelected, String sellerName, String sellerid, List list) {
this.parentIsSelected = parentIsSelected;
this.sellerName = sellerName;
this.sellerid = sellerid;
this.list = list;
}
public boolean isParentIsSelected() {
return parentIsSelected;
}
public void setParentIsSelected(boolean parentIsSelected) {
this.parentIsSelected = parentIsSelected;
}
private String sellerName;
private String sellerid;
private List 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 getList() {
return list;
}
public void setList(List list) {
this.list = list;
}
}
public class ChildBean {
private double bargainPrice;
private String createtime;
private String detailUrl;
private String images;
private double num;
private double pid;
private double price;
private double pscid;
private double selected;
private double sellerid;
private String subhead;
private String title;
private boolean childIsSelected;
public ChildBean(double bargainPrice, String createtime, String detailUrl, String images, double num, double pid, double price, double pscid, double selected, double sellerid, String subhead, String title, boolean childIsSelected) {
this.bargainPrice = bargainPrice;
this.createtime = createtime;
this.detailUrl = detailUrl;
this.images = images;
this.num = num;
this.pid = pid;
this.price = price;
this.pscid = pscid;
this.selected = selected;
this.sellerid = sellerid;
this.subhead = subhead;
this.title = title;
this.childIsSelected = childIsSelected;
}
public boolean isChildIsSelected() {
return childIsSelected;
}
public void setChildIsSelected(boolean childIsSelected) {
this.childIsSelected = childIsSelected;
}
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 double getNum() {
return num;
}
public void setNum(double num) {
this.num = num;
}
public double getPid() {
return pid;
}
public void setPid(double pid) {
this.pid = pid;
}
public double getPrice() {
return price;
}
public void setPrice(double price) {
this.price = price;
}
public double getPscid() {
return pscid;
}
public void setPscid(double pscid) {
this.pscid = pscid;
}
public double getSelected() {
return selected;
}
public void setSelected(double selected) {
this.selected = selected;
}
public double getSellerid() {
return sellerid;
}
public void setSellerid(double 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;
}
}
}
IPresenter
package com.example.yuekaolianxi.presenter;
import android.content.Context;
import com.example.yuekaolianxi.model.CartBean;
import com.example.yuekaolianxi.model.IModel;
import com.example.yuekaolianxi.view.ICartView;
import com.example.yuekaolianxi.view.IMainView;
public interface IPresenter {
//将数据显示咋Detail页面
void showDataToDetai(IModel iModel, IMainView iMainView);
//跳转
void jumpToCart(IMainView iMainView);
//添加
void addToCart(IModel iModel, IMainView iMainView);
//购物车--
void showDataToCart(Context context, IModel iModel, ICartView iCartView);
void jisuan(IModel iModel, CartBean cartBean, ICartView iCartView);
}
PresenterImpl
package com.example.yuekaolianxi.presenter;
import android.content.Context;
import android.util.Log;
import com.example.yuekaolianxi.http.HttpConfig;
import com.example.yuekaolianxi.model.AddListener;
import com.example.yuekaolianxi.model.CartBean;
import com.example.yuekaolianxi.model.CartListLoadListener;
import com.example.yuekaolianxi.model.DetailBean;
import com.example.yuekaolianxi.model.DetailLoadLister;
import com.example.yuekaolianxi.model.IModel;
import com.example.yuekaolianxi.view.ICartView;
import com.example.yuekaolianxi.view.IMainView;
import com.google.gson.Gson;
import org.json.JSONException;
import org.json.JSONObject;
import java.util.HashMap;
import java.util.Map;
public class PresenterImpl implements IPresenter {
private static final String TAG = "PresenterImpl";
//详情页显示数据的方法
@Override
public void showDataToDetai(IModel iModel, final IMainView iMainView) {
Map map = new HashMap();
map.put("pid", "17");
iModel.getDetailData(HttpConfig.detail_url, map, new DetailLoadLister() {
@Override
public void detailLoadSuccess(String json) {
//json---DetaiBean
Log.d(TAG, "成功---- " + json);
Gson gson = new Gson();
DetailBean detailBean = gson.fromJson(json, DetailBean.class);
//传入View
iMainView.showDetailData(detailBean);
}
@Override
public void detailLoadError(String error) {
Log.d(TAG, "detail---pres--shibai");
}
});
}
//跳转
@Override
public void jumpToCart(IMainView iMainView) {
iMainView.jumpToCatActivity();
}
//添加
@Override
public void addToCart(IModel iModel, final IMainView iMainView) {
Map map = new HashMap();
map.put("pid", iMainView.getPid());
map.put("uid", "71");
iModel.addToCart(HttpConfig.add_url, map, new AddListener() {
@Override
public void addSucess(String json) {
Log.d(TAG, "addSucess() returned: " + json);
try {
JSONObject object = new JSONObject(json);
String code = object.getString("code");
if (code.equals("0")) {
iMainView.showAddSucess();
} else {
iMainView.shoAddError();
}
} catch (JSONException e) {
e.printStackTrace();
}
}
@Override
public void addError(String error) {
Log.d(TAG, "shibai-----");
iMainView.shoAddError();
}
});
}
//在购物车显示数据
@Override
public void showDataToCart(final Context context, IModel iModel, final ICartView iCartView) {
Map map = new HashMap();
map.put("uid", "71");
iModel.showDataToCart(HttpConfig.cartList_url, map, new CartListLoadListener() {
@Override
public void loadCartSuccess(String json) {
Log.d(TAG, "购物车数据----" + json);
//将json---Bean
Gson gson = new Gson();
CartBean cartBean = gson.fromJson(json, CartBean.class);
//调用view的回调
iCartView.showDataToCart(context, cartBean);
}
@Override
public void loadCartError(String error) {
}
});
}
//计算
@Override
public void jisuan(IModel iModel, CartBean cartBean, ICartView iCartView) {
Log.d(TAG, "jisuan() returned: " + iCartView.getCartBean());
double sum = iModel.calcaulate(cartBean);
iCartView.showSum(sum);
}
}
View层
ICartView
package com.example.yuekaolianxi.view;
import android.content.Context;
import com.example.yuekaolianxi.model.CartBean;
/**
* 购物车页面
*/
public interface ICartView {
//显示
void showDataToCart(Context context, CartBean cartBean);
//全选、反选
//显示总价
void showSum(double sum);
CartBean getCartBean();
}
IMainView
package com.example.yuekaolianxi.view;
import com.example.yuekaolianxi.model.DetailBean;
public interface IMainView {
void showDetailData(DetailBean detailBean);
void jumpToCatActivity();
void addToCart();
//获取PID的方法
String getPid();
//成功的提示
void showAddSucess();
//失败的提示
void shoAddError();
}
ISplashView
package com.example.yuekaolianxi.view;
public interface ISplashView {
void jumpToMainActivity();
}
AnimatorUtils
package com.example.yuekaolianxi.view;
import android.animation.AnimatorSet;
import android.animation.ObjectAnimator;
import android.animation.ValueAnimator;
import android.content.Context;
import android.util.DisplayMetrics;
import android.view.View;
public class AnimatorUtils {
public static AnimatorSet setAnimatorSet(Context context, View view) {
//获取屏幕一般
DisplayMetrics metrics = context.getResources().getDisplayMetrics();
int heightPixels = metrics.heightPixels;
ValueAnimator tranlate = ObjectAnimator.ofFloat(view, "translationY", 0, heightPixels / 2 - view.getHeight());
ValueAnimator scaleX = ObjectAnimator.ofFloat(view, "scaleX", 2.0f, 1.0f);
ValueAnimator scaleY = ObjectAnimator.ofFloat(view, "scaleY", 2.0f, 1.0f);
ValueAnimator alpha = ObjectAnimator.ofFloat(view, "alpha", 0, 1.0f);
ValueAnimator rotation = ObjectAnimator.ofFloat(view, "rotation", 0, 360);
//创建动画集合
AnimatorSet set = new AnimatorSet();
set.playTogether(tranlate, scaleX, scaleY, alpha, rotation);
set.setDuration(3000);
set.start();
return set;
}
//动画监听
}
CartActivity
package com.example.yuekaolianxi.view;
import android.app.Activity;
import android.content.Context;
import 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.example.yuekaolianxi.R;
import com.example.yuekaolianxi.model.CartBean;
import com.example.yuekaolianxi.model.ModelImpl;
import com.example.yuekaolianxi.model.MyAdapter;
import com.example.yuekaolianxi.presenter.PresenterImpl;
import java.util.List;
/**
* 商品列表页面
*/
public class CartActivity extends AppCompatActivity implements ICartView, View.OnClickListener {
private static final String TAG = "CartActivity";
private ExpandableListView ex_list_view;
private CheckBox cart_cb;
private TextView cart_sum;
private CartBean cartBean;
private MyAdapter myAdapter;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_cart);
//初始化界面
initViews();
//调用Presenter加载数据
PresenterImpl presenter = new PresenterImpl();
presenter.showDataToCart(this, new ModelImpl(), this);
}
private void initViews() {
ex_list_view = (ExpandableListView) findViewById(R.id.ex_list_view);
cart_cb = (CheckBox) findViewById(R.id.cart_cb);
cart_sum = (TextView) findViewById(R.id.cart_sum12);
//全选、反选的点击事件
cart_cb.setOnClickListener(this);
}
//获取当前activity
public Activity getActivity() {
return this;
}
//展示数据的方法
@Override
public void showDataToCart(Context context, CartBean cartBean) {
this.cartBean = cartBean;
//设置适配器
myAdapter = new MyAdapter(context, cartBean, this);
ex_list_view.setAdapter(myAdapter);
//将expanablelistview全部展开
int childCount = myAdapter.getGroupCount();
for (int i = 0; i < childCount; i++) {
ex_list_view.expandGroup(i);
}
}
//获取CartBean
@Override
public CartBean getCartBean() {
return cartBean;
}
//显示总价的回调
@Override
public void showSum(double sum) {
Log.d(TAG, "showSum() returned: " + sum + "--" + cart_sum);
TextView tv = (TextView) findViewById(R.id.cart_sum12);
tv.setText("总价:" + sum);
}
//点击事件
@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.cart_cb:
//全部置为反
List data = cartBean.getData();
for (int i = 0; i < data.size(); i++) {
data.get(i).setParentIsSelected(!data.get(i).isParentIsSelected());
//子元素
List list = data.get(i).getList();
for (int j = 0; j < list.size(); j++) {
list.get(j).setChildIsSelected(!list.get(j).isChildIsSelected());
}
}
//通知刷新
myAdapter.notifyDataSetChanged();
//计算
PresenterImpl presenter = new PresenterImpl();
presenter.jisuan(new ModelImpl(), cartBean, this);
break;
}
}
}
MainActivity
package com.example.yuekaolianxi.view;
import android.content.Intent;
import android.graphics.Paint;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.util.Log;
import android.view.View;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.Toast;
import com.bumptech.glide.Glide;
import com.example.yuekaolianxi.R;
import com.example.yuekaolianxi.model.DetailBean;
import com.example.yuekaolianxi.model.ModelImpl;
import com.example.yuekaolianxi.presenter.PresenterImpl;
public class MainActivity extends AppCompatActivity implements View.OnClickListener, IMainView {
private ImageView main_big_pic;
private TextView man_name;
private TextView main_price;
private TextView main_price2;
private PresenterImpl presenter;
private DetailBean detailBean;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
//初始化界面
initView();
//调用Prester进行数据加载
presenter = new PresenterImpl();
presenter.showDataToDetai(new ModelImpl(), this);
}
private void initView() {
main_big_pic = (ImageView) findViewById(R.id.main_big_pic);
man_name = (TextView) findViewById(R.id.main_name);
main_price = (TextView) findViewById(R.id.main_price);
main_price2 = (TextView) findViewById(R.id.main_price2);
TextView main_cart = (TextView) findViewById(R.id.main_cart);
TextView main_add = (TextView) findViewById(R.id.main_add);
main_cart.setOnClickListener(this);
main_add.setOnClickListener(this);
}
//点击事件
@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.main_cart:
//调用跳转
presenter.jumpToCart(this);
break;
case R.id.main_add:
//添加到购物车
Log.d("Main--", "点击---" );
Toast.makeText(MainActivity.this, "添加成功", Toast.LENGTH_SHORT).show();
presenter.addToCart(new ModelImpl(), this);
break;
}
}
//View的方法实现
@Override
public void showDetailData(DetailBean detailBean) {
this.detailBean = detailBean;
//设置数据
String images = detailBean.getData().getImages();
String imgeUrl = images.split(".jpg")[0] + ".jpg";
Glide.with(MainActivity.this).load(imgeUrl).into(main_big_pic);
man_name.setText(detailBean.getData().getTitle());
main_price.setText("原价:" + detailBean.getData().getPrice() + "");
main_price.getPaint().setFlags(Paint.STRIKE_THRU_TEXT_FLAG);
main_price2.setText("折扣价" + detailBean.getData().getBargainPrice() + "");
}
@Override
public void jumpToCatActivity() {
//到购物车页面
startActivity(new Intent(MainActivity.this, CartActivity.class));
overridePendingTransition(R.anim.enter, R.anim.out);
finish();
}
@Override
public void addToCart() {
}
//获取pid
@Override
public String getPid() {
return detailBean.getData().getPid() + "";
}
//成功提示
@Override
public void showAddSucess() {
Toast.makeText(MainActivity.this, "添加成功", Toast.LENGTH_SHORT).show();
}
//失败提示
@Override
public void shoAddError() {
Toast.makeText(MainActivity.this, "添加失败", Toast.LENGTH_SHORT).show();
}
}
SplashActivity
package com.example.yuekaolianxi.view;
import android.animation.Animator;
import android.animation.AnimatorListenerAdapter;
import android.animation.AnimatorSet;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.widget.ImageView;
import com.example.yuekaolianxi.R;
/**
* 属性动画
* 5个
* 跳转,监听
*/
public class SplashActivity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_splash);
//初始化界面
initViews();
}
private void initViews() {
ImageView img1 = findViewById(R.id.image1);
//创建动画
AnimatorSet set = AnimatorUtils.setAnimatorSet(SplashActivity.this, img1);
set.addListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationEnd(Animator animation) {
super.onAnimationEnd(animation);
startActivity(new Intent(SplashActivity.this, MainActivity.class));
//加跳转动画
overridePendingTransition(R.anim.enter, R.anim.out);
//结束掉本页面
finish();
}
});
}
}