1.view
package com.example.week20.mvp; import com.example.week20.bean.Bean; import com.example.week20.bean.User; import java.util.List; public interface IView { interface View{ void showData(List<Bean.DataBean> list); void showinfo(List<User.DataBean> data); } interface Ipresenter<IView>{ void attData(IView iView); void deleData(IView iView); void infoData(String url); void info(String url); } interface IModel{ interface oncallback{ void stringmag(List<Bean.DataBean> list); } interface Click{ void stringmmm(List<User.DataBean> data); } void requestData(String url,oncallback oncallback); void request(String utl,Click click); } }2.presenter
package com.example.week20.mvp; import android.text.TextUtils; import com.example.week20.bean.Bean; import com.example.week20.bean.User; import java.lang.ref.WeakReference; import java.util.List; public class IPresenter implements IView.Ipresenter<IView.View>{ IView.View view; IModel model; private WeakReference vweakReference; private WeakReference mweakReference; @Override public void attData(IView.View view) { this.view=view; model=new IModel(); vweakReference = new WeakReference(view); mweakReference = new WeakReference(model); } //内存释放 @Override public void deleData(IView.View view) { vweakReference.clear(); mweakReference.clear(); } @Override public void infoData(String url) { if (!TextUtils.isEmpty(url)){ model.requestData(url, new IView.IModel.oncallback() { //展示列表 @Override public void stringmag(List<Bean.DataBean> list) { view.showData(list); } }); } } //展示/商品 @Override public void info(String url) { if (!TextUtils.isEmpty(url)){ model.request(url, new IView.IModel.Click() { @Override public void stringmmm(List<User.DataBean> data) { view.showinfo(data); } }); } } }3.model
package com.example.week20.mvp; import com.example.week20.bean.Bean; import com.example.week20.bean.User; import com.example.week20.ui.OkHttpUtlis; import com.google.gson.Gson; import java.io.IOException; import java.util.List; import okhttp3.Call; import okhttp3.Callback; import okhttp3.Response; public class IModel implements IView.IModel{ //展示列表 @Override public void requestData(String url, final oncallback oncallback) { OkHttpUtlis.getinstan().get(url, new Callback() { @Override public void onFailure(Call call, IOException e) { } @Override public void onResponse(Call call, Response response) throws IOException { Gson gson=new Gson(); Bean bean = gson.fromJson(response.body().string(), Bean.class); List<Bean.DataBean> list = bean.getData(); oncallback.stringmag(list); } }); } @Override public void request(String utl, final Click click) { OkHttpUtlis.getinstan().get(utl, new Callback() { @Override public void onFailure(Call call, IOException e) { } @Override public void onResponse(Call call, Response response) throws IOException { Gson gson=new Gson(); User user = gson.fromJson(response.body().string(), User.class); List<User.DataBean> data = user.getData(); click.stringmmm(data); } }); } //展示商品 }4.mainactivity
package com.example.week20; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.support.v7.widget.LinearLayoutManager; import android.support.v7.widget.RecyclerView; import android.support.v7.widget.StaggeredGridLayoutManager; import android.view.View; import android.widget.Toast; import com.example.week20.bean.Bean; import com.example.week20.bean.User; import com.example.week20.mvp.IPresenter; import com.example.week20.mvp.IView; import com.example.week20.myadapter.Myadapter; import com.example.week20.myadapter.Myadapter2; import com.google.gson.Gson; import java.util.List; public class MainActivity extends AppCompatActivity implements IView.View { private RecyclerView recyclerview1,recyclerview2; private IPresenter iPresenter; private Myadapter myadapter; private Myadapter2 myadapter2; private List<Bean.DataBean> lisbs; private int cid=1; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); recyclerview1 = findViewById(R.id.recyclerview1); recyclerview2=findViewById(R.id.recyclerview2); iPresenter = new IPresenter(); iPresenter.attData(this); //列表 lei(); //列表 shang(); } //列表 private void lei() { iPresenter.infoData("http://www.zhaoapi.cn/product/getCatagory"); StaggeredGridLayoutManager layoutManager=new StaggeredGridLayoutManager(1,StaggeredGridLayoutManager.VERTICAL); recyclerview1.setLayoutManager(layoutManager); myadapter = new Myadapter(MainActivity.this); recyclerview1.setAdapter(myadapter); } //商品 private void shang() { LinearLayoutManager layoutManager=new LinearLayoutManager(this); layoutManager.setOrientation(LinearLayoutManager.VERTICAL); recyclerview2.setLayoutManager(layoutManager); } @Override protected void onDestroy() { super.onDestroy(); iPresenter.deleData(this); } //展示列表 @Override public void showData(final List<Bean.DataBean> list) { runOnUiThread(new Runnable() { @Override public void run() { lisbs = list; myadapter.setList(list); myadapter.setItemClickListener(new Myadapter.itemClickListener() { @Override public void clickListener(int position) { cid = lisbs.get(position).getCid(); iPresenter.info("http://www.zhaoapi.cn/product/getProductCatagory?cid="+cid); } }); } }); } //展示商品 @Override public void showinfo(final List<User.DataBean> data) { runOnUiThread(new Runnable() { @Override public void run() { myadapter2 = new Myadapter2(data,MainActivity.this); recyclerview2.setAdapter(myadapter2); } }); } }5.adapter
package com.example.week20.myadapter; import android.content.Context; import android.support.annotation.NonNull; import android.support.v7.widget.RecyclerView; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.TextView; import com.example.week20.R; import com.example.week20.bean.Bean; import java.util.ArrayList; import java.util.List; public class Myadapter extends RecyclerView.Adapter<Myadapter.ViewHodel> { private List<Bean.DataBean> list=new ArrayList<>(); private Context context; public Myadapter( Context context) { this.context = context; } @NonNull @Override public Myadapter.ViewHodel onCreateViewHolder(@NonNull ViewGroup parent, int viewType) { View view = View.inflate(context,R.layout.itm1,null); ViewHodel viewHodel=new ViewHodel(view); return viewHodel; } @Override public void onBindViewHolder(@NonNull Myadapter.ViewHodel holder, final int position) { holder.text_name1.setText(list.get(position).getName()); holder.text_name1.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { itemClickListener.clickListener(position); } }); } @Override public int getItemCount() { return list.size(); } public void setList(List<Bean.DataBean> list) { this.list = list; notifyDataSetChanged(); } class ViewHodel extends RecyclerView.ViewHolder{ private TextView text_name1; public ViewHodel(View itemView) { super(itemView); text_name1 = itemView.findViewById(R.id.text_name1); } } private itemClickListener itemClickListener; public void setItemClickListener(Myadapter.itemClickListener itemClickListener) { this.itemClickListener = itemClickListener; } public interface itemClickListener{ void clickListener(int position); } }6.adapter2
package com.example.week20.myadapter; import android.content.Context; import android.support.annotation.NonNull; import android.support.v7.widget.RecyclerView; import android.support.v7.widget.StaggeredGridLayoutManager; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.ImageView; import android.widget.TextView; import com.example.week20.R; import com.example.week20.bean.Bean; import com.example.week20.bean.User; import java.util.ArrayList; import java.util.List; public class Myadapter2 extends RecyclerView.Adapter<Myadapter2.ViewHodel> { private List<User.DataBean> data; private Context context; public Myadapter2(List<User.DataBean> data, Context context) { this.data = data; this.context = context; } @NonNull @Override public Myadapter2.ViewHodel onCreateViewHolder(@NonNull ViewGroup parent, int viewType) { View view = LayoutInflater.from(context).inflate(R.layout.itm2, parent, false); ViewHodel viewHodel=new ViewHodel(view); return viewHodel; } @Override public void onBindViewHolder(@NonNull Myadapter2.ViewHodel holder, int position) { holder.text_name2.setText(data.get(position).getName()); StaggeredGridLayoutManager layoutManager=new StaggeredGridLayoutManager(3,StaggeredGridLayoutManager.VERTICAL); holder.recyclerview3.setLayoutManager(layoutManager); Myadapter3 myadapter3=new Myadapter3(data.get(position).getList(),context); holder.recyclerview3.setAdapter(myadapter3); } @Override public int getItemCount() { return data.size(); } class ViewHodel extends RecyclerView.ViewHolder{ private RecyclerView recyclerview3; private TextView text_name2; public ViewHodel(View itemView) { super(itemView); text_name2 = itemView.findViewById(R.id.text_name2); recyclerview3 = itemView.findViewById(R.id.recyclerview3); } } }7.adapter3
package com.example.week20.myadapter; import android.content.Context; import android.support.annotation.NonNull; import android.support.v7.widget.RecyclerView; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.ImageView; import android.widget.TextView; import com.example.week20.R; import com.example.week20.bean.User; import com.squareup.picasso.Picasso; import java.util.List; public class Myadapter3 extends RecyclerView.Adapter<Myadapter3.ViewHodel> { private List<User.DataBean.ListBean> list; private Context context; public Myadapter3(List<User.DataBean.ListBean> list, Context context) { this.list = list; this.context = context; } @NonNull @Override public Myadapter3.ViewHodel onCreateViewHolder(@NonNull ViewGroup parent, int viewType) { View view = LayoutInflater.from(context).inflate(R.layout.itm3, parent, false); ViewHodel viewHodel=new ViewHodel(view); return viewHodel; } @Override public void onBindViewHolder(@NonNull Myadapter3.ViewHodel holder, int position) { holder.text_name3.setText(list.get(position).getName()); Picasso.with(context).load(list.get(position).getIcon()).into(holder.ima_name); } @Override public int getItemCount() { return list.size(); } class ViewHodel extends RecyclerView.ViewHolder{ private ImageView ima_name; private TextView text_name3; public ViewHodel(View itemView) { super(itemView); ima_name = itemView.findViewById(R.id.ima_name); text_name3 = itemView.findViewById(R.id.text_name3); } } }8.布局mainactivity
<?xml version="1.0" encoding="utf-8"?> <LinearLayout android:layout_height="match_parent" android:layout_width="match_parent" android:orientation="vertical" xmlns:android="http://schemas.android.com/apk/res/android"> <LinearLayout android:background="@drawable/buju1" android:layout_width="match_parent" android:layout_height="50dp"> <ImageView android:src="@drawable/b" android:layout_width="50dp" android:layout_height="match_parent" /> <EditText android:hint="沙社傻逼" android:background="@null" android:layout_width="match_parent" android:layout_height="match_parent" /> </LinearLayout> <LinearLayout android:orientation="horizontal" android:layout_width="match_parent" android:layout_height="match_parent"> <android.support.v7.widget.RecyclerView android:id="@+id/recyclerview1" android:layout_weight="3" android:layout_width="0dp" android:layout_height="match_parent"/> <android.support.v7.widget.RecyclerView android:id="@+id/recyclerview2" android:layout_weight="7" android:layout_width="0dp" android:layout_height="match_parent"/> </LinearLayout> </LinearLayout>9.itm1
<?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:background="@drawable/buju2" android:layout_height="match_parent"> <TextView android:id="@+id/text_name1" android:text="xxx" android:textSize="30sp" android:gravity="center" android:layout_width="500dp" android:layout_height="150dp" /> </RelativeLayout>10.itm2
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:orientation="vertical" android:layout_height="wrap_content"> <TextView android:text="xxx" android:textSize="30sp" android:id="@+id/text_name2" android:layout_width="wrap_content" android:layout_height="wrap_content" /> <android.support.v7.widget.RecyclerView android:id="@+id/recyclerview3" android:layout_width="match_parent" android:layout_height="match_parent" android:layout_alignTop="@+id/text_name2" android:layout_below="@+id/text_name2" /> </LinearLayout>11.itm3
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:orientation="vertical" android:paddingBottom="60dp" android:layout_height="wrap_content"> <ImageView android:src="@drawable/a" android:id="@+id/ima_name" android:layout_width="160dp" android:layout_height="160dp" /> <TextView android:id="@+id/text_name3" android:layout_width="wrap_content" android:text="xxx" android:textSize="20sp" android:layout_height="wrap_content" /> </LinearLayout>
