mvp XRecyclerview

一个简单的demo,可以切换布局(流式布局与表格布局)

compile 'com.jcodecraeer:xrecyclerview:1.3.2'

__________________________________

activity_xrecycler_view.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.exam.asus.dierzhou.xrecyclerview.XrecyclerViewActivity">
    <RelativeLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content">
        <TextView
            android:textSize="20sp"
            android:layout_centerInParent="true"
            android:text="搜索商品"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content" />
        <ImageView
            android:id="@+id/img"
           android:layout_margin="10dp"
            android:layout_alignParentRight="true"
            android:background="@drawable/grid_icon"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content" />

    </RelativeLayout>

  
    <LinearLayout
        android:orientation="horizontal"
        android:layout_width="match_parent"
        android:layout_height="wrap_content">
        <EditText
            android:layout_weight="2"
            android:hint="请输入关键词"
            android:layout_width="match_parent"
            android:layout_height="wrap_content" />
        <Button
            android:text="搜索"
            android:layout_weight="8"
            android:layout_width="match_parent"
            android:layout_height="wrap_content" />
    </LinearLayout>
<com.jcodecraeer.xrecyclerview.XRecyclerView
    android:id="@+id/xrecyclerview"
    android:layout_width="match_parent"
    android:layout_height="match_parent"/>
</LinearLayout>

_______________________________

item_recycler.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="match_parent"
    android:orientation="horizontal">

    <ImageView
        android:layout_width="150dp"
        android:layout_height="150dp"
        android:id="@+id/head" />
    <LinearLayout
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:orientation="vertical"
        android:layout_toRightOf="@+id/head"
        >
        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:id="@+id/title"
            android:text="名字"
            />


        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:id="@+id/price1"
            android:text="1111"
            />
        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:id="@+id/price"
            android:text="1111"
            android:textColor="#f60a0a"
            />
    </LinearLayout>

</LinearLayout>

_______________________________________

model层

public interface IModel {
    void getUrl(String url, Map<String, String> mmap);
}

_______________

public class UserModel implements IModel {

    SuperClass superClass = new SuperClass();

    private OnFinish onFinish;

    public interface OnFinish{
        void onFinishListener(SuperClass superClass);
    }

    public void setOnFinish(OnFinish onFinish) {
        this.onFinish = onFinish;
    }

    @Override
    public void getUrl(String url, Map<String,String> mmap) {
        OkHttp3Utils.doPost(url, mmap, new GsonObjectCallback<SuperClass>() {
            @Override
            public void onUi(SuperClass superClass) {
                Log.d("myMain","==="+superClass.getMsg());
                onFinish.onFinishListener(superClass);
            }

            @Override
            public void onFailed(Call call, IOException e) {
                onFailed(call, e);
            }
        });
    }
}

__________________________________

presenter层

public class UserPresenter implements UserModel.OnFinish {
    private final IView userview;
    private final UserModel userModel;

    public UserPresenter(IView userview) {
        this.userview = userview;
        this.userModel = new UserModel();
        userModel.setOnFinish(this);
    }

    public void getUrl(String url, Map<String,String> mmap){
        userModel.getUrl(url,mmap);
    }

    @Override
    public void onFinishListener(SuperClass superClass) {
        userview.getData(superClass);
    }
}

___________________________________

view层

public interface IView {

    void getData(SuperClass superClass);
}

______________

public class XrecyclerViewActivity extends AppCompatActivity implements IView {
    UserPresenter userPresenter;
    XRecyclerView xRecyclerView;

    MyXRecyclerAdapter adapter;
    private ImageView imageView;
    private GridLayoutManager gridLayoutManager;
    private LinearLayoutManager linearLayoutManager;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_xrecycler_view);
        xRecyclerView = (XRecyclerView)findViewById(R.id.xrecyclerview);
        imageView = (ImageView) findViewById(R.id.img);
        xRecyclerView.setLayoutManager(new LinearLayoutManager(this));

        userPresenter = new UserPresenter(this);

        Map<String,String> mmap = new HashMap<>();
        mmap.put("pscid","39");
        mmap.put("page","1");

        userPresenter.getUrl(API.HOST,mmap);
        xRecyclerView.setPullRefreshEnabled(true);
        xRecyclerView.setLoadingMoreEnabled(true);

        xRecyclerView.setLoadingListener(new XRecyclerView.LoadingListener() {
            @Override
            public void onRefresh() {
                Toast.makeText(XrecyclerViewActivity.this, "刷新", Toast.LENGTH_SHORT).show();
                xRecyclerView.refreshComplete();
            }

            @Override
            public void onLoadMore() {
                Toast.makeText(XrecyclerViewActivity.this, "加载更多", Toast.LENGTH_SHORT).show();
                xRecyclerView.loadMoreComplete();
            }
        });

        imageView.setTag(1);

        gridLayoutManager = new GridLayoutManager(XrecyclerViewActivity.this,2);
        linearLayoutManager = new LinearLayoutManager(XrecyclerViewActivity.this);

        imageView.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                int tag = (int) imageView.getTag();
                if(tag==1){
                    imageView.setTag(2);
                    imageView.setImageResource(R.drawable.lv_icon);
                    xRecyclerView.setLayoutManager(gridLayoutManager);

                }else {
                    imageView.setTag(1);
                    imageView.setImageResource(R.drawable.grid_icon);
                    xRecyclerView.setLayoutManager(linearLayoutManager);
                }

            }
        });
    }

    @Override
    public void getData(SuperClass superClass) {
        adapter = new MyXRecyclerAdapter(superClass.getData(),XrecyclerViewActivity.this);
        xRecyclerView.setAdapter(adapter);
        String[] split = superClass.getData().get(0).getImages().split("\\|");

    }
}

____________________________

adapter

public class MyXRecyclerAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {

    private List<SuperClass.DataBean> list;
    Context context;

    public MyXRecyclerAdapter(List<SuperClass.DataBean> list, Context context) {
        this.list = list;
        this.context = context;
    }

    @Override
    public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
        View view = LayoutInflater.from(context).inflate(R.layout.item_recycler,null);
        MyRecyclerViewHolder holder = new MyRecyclerViewHolder(view);
        return holder;
    }

    @Override
    public void onBindViewHolder(RecyclerView.ViewHolder holder, int position) {
        SuperClass.DataBean dataBean = list.get(position);
        String[] split1 = dataBean.getImages().split("\\|");
        ImageLoader.getInstance().displayImage(split1[0],((MyRecyclerViewHolder)holder).head);
        ((MyRecyclerViewHolder)holder).title.setText(dataBean.getTitle());
        ((MyRecyclerViewHolder)holder).price.setText("折扣价:￥"+dataBean.getPrice()+"");
        ((MyRecyclerViewHolder)holder).price1.getPaint().setFlags(Paint. STRIKE_THRU_TEXT_FLAG ); //中间横线（删除线）
        ((MyRecyclerViewHolder) holder).price1.setText("原价是:￥"+dataBean.getBargainPrice());

    }

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

    class MyRecyclerViewHolder extends RecyclerView.ViewHolder{

        ImageView head;
        TextView title,price,price1;

        public MyRecyclerViewHolder(View itemView) {
            super(itemView);
            head = itemView.findViewById(R.id.head);
            title = itemView.findViewById(R.id.title);
            price = itemView.findViewById(R.id.price);
            price1 = itemView.findViewById(R.id.price1);
        }
    }

}