MVP+OKhttp+Recycler之神操作

最新推荐文章于 2019-03-10 08:41:07 发布

原创最新推荐文章于 2019-03-10 08:41:07 发布 · 296 阅读

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本文介绍了一个基于手机商品搜索的应用实例，应用中包含了搜索功能、分页展示商品列表、商品详情点击事件处理以及适配不同设备的界面设计。通过XRecyclerView实现数据的下拉刷新与上拉加载更多功能，提供了良好的用户体验。

///Adapter

public class RecyclerAdapter extends RecyclerView.Adapter<RecyclerAdapter.reviewholder> {

    private Context context;
    private List<ShowBean.DataBean>list=new ArrayList<>();

    public RecyclerAdapter(Context context) {
        this.context = context;
        this.list= new ArrayList<>();
    }

    public void addData(List<ShowBean.DataBean> dataBeans){
        list.addAll(dataBeans);
        notifyDataSetChanged();
    } public void addData1(List<ShowBean.DataBean> dataBeans){
        list.clear();
        list.addAll(dataBeans);
        notifyDataSetChanged();
    }

    @NonNull
    @Override
    public reviewholder onCreateViewHolder(@NonNull ViewGroup viewGroup, int i) {
        return new reviewholder(LayoutInflater.from(context).inflate(R.layout.recyclerbase,null));
    }

    @Override
    public void onBindViewHolder(@NonNull reviewholder reviewholder, int i) {
        reviewholder.textl.setText(list.get(i).getTitle());
        reviewholder.text2.setText(list.get(i).getCreatetime());
        ImageLoader.getInstance().displayImage((list.get(i).getImages()).split("\\|")[0],reviewholder.image, Myapplication.getoptions());
        final int pid = list.get(i).getPid();
        final String detailUrl = list.get(i).getDetailUrl();

        reviewholder.image.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                OnRecycleItemListener.OnRecycleItemClick(detailUrl,pid);
            }
        });
    }

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

    class reviewholder extends RecyclerView.ViewHolder{

        ImageView image;
        TextView textl,text2;

        public reviewholder(@NonNull View itemView) {
            super(itemView);
            image= itemView.findViewById(R.id.image);
            textl= itemView.findViewById(R.id.text1);
            text2= itemView.findViewById(R.id.text2);
        }
    }
    OnRecycleItemListener OnRecycleItemListener;

    public void  setOnRecycleItemListener(RecyclerAdapter.OnRecycleItemListener onRecycleItemListener) {
        OnRecycleItemListener = onRecycleItemListener;
    }

    public interface OnRecycleItemListener {
        void OnRecycleItemClick(String s,int i);
    }

}

---------------------------------------------------------------------------------------------------------------------

public class MainActivity extends AppCompatActivity implements IShowView{

    private EditText edittext;
    private TextView text;
    private XRecyclerView xrecycler;
    private Presenter presenter;
    String name="手机";
    int page;
    private RecyclerAdapter adapter;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        //获取资源ID
        edittext = findViewById(R.id.edittext);
        text= findViewById(R.id.text);
        xrecycler= findViewById(R.id.xrecycler);
        presenter = new Presenter(this);
//        presenter.getData(name,page);
        getinto();
        text.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                name=edittext.getText().toString();
                presenter.getData(name,page);
            }
        });

    }

    private void getinto() {
        xrecycler.setPullRefreshEnabled(true);
        xrecycler.setLoadingMoreEnabled(true);
        xrecycler.setLoadingListener(new XRecyclerView.LoadingListener() {
            @Override
            public void onRefresh() {
                page=0;
                presenter.getData(name,page);
                xrecycler.refreshComplete();
            }

            @Override
            public void onLoadMore() {

                page++;
                presenter.getData(name,page);
                xrecycler.loadMoreComplete();

            }
        });
        adapter = new RecyclerAdapter(this);
        xrecycler.setLayoutManager(new LinearLayoutManager(this));
        xrecycler.addItemDecoration(new DividerItemDecoration(this,DividerItemDecoration.VERTICAL));
        xrecycler.setAdapter(adapter);

    }


    @Override
    public void getLists(ShowBean showBean) {

        List<ShowBean.DataBean> data = showBean.getData();
        if (page==0){
           adapter.addData1(data);
        }else {
            adapter.addData(data);
        }
        adapter.setOnRecycleItemListener(new RecyclerAdapter.OnRecycleItemListener() {
            @Override
            public void OnRecycleItemClick(String s, int i) {


                Intent intent = new Intent(MainActivity.this,ShowActivity.class);
                intent.putExtra("s",s);
                startActivity(intent);

            }
        });


    }
}

----------------------------------------------------------------------------------------------------------------------------------------------------------

<EditText
    android:layout_marginTop="10dp"
    android:id="@+id/edittext"
    android:layout_marginLeft="12dp"
    android:layout_width="480dp"
    android:background="#E6E6FA"
    android:hint="在千万海外商品中搜索"
    android:drawableLeft="@mipmap/aa"

    android:layout_height="wrap_content" />
<TextView
    android:layout_marginTop="12dp"
    android:id="@+id/text"
    android:text="取消"
    android:textStyle="bold"
    android:textSize="20dp"
    android:textColor="#f000"
    android:layout_alignParentRight="true"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content" />

<com.jcodecraeer.xrecyclerview.XRecyclerView
    android:layout_below="@id/edittext"
     android:id="@+id/xrecycler"
    android:paddingTop="8dp"

    android:layout_width="match_parent"
    android:layout_height="match_parent"

    />