RecyclerView

ListView

MainActivity:
public class MainActivity extends AppCompatActivity {

    private RecyclerView recyclerView;
    private List<String> list= new ArrayList<String>();
    private MyAdapter adapter;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        init();
        indate();
        LinearLayoutManager linearLayoutManager = new LinearLayoutManager(this,LinearLayoutManager.VERTICAL,false);
        recyclerView.setLayoutManager(linearLayoutManager);
        adapter = new MyAdapter(MainActivity.this,list);
        recyclerView.setAdapter(adapter);
    }

    private void indate() {

        for (int i = 'a'; i <'z' ; i++) {

            list.add(Character.toString((char)i));

        }
    }

    private void init() {

        recyclerView = (RecyclerView) findViewById(R.id.recycler);
    }
}
MyAdapter
public class MyAdapter extends RecyclerView.Adapter<MyViewHold> {


    private LayoutInflater myInflater;
    private Context context;
    private List<String> list;
    public MyAdapter(Context context,List<String> list){

        this.context= context;
        myInflater =LayoutInflater.from(context);
        this.list = list;

    }
    @Override
    public MyViewHold onCreateViewHolder(ViewGroup parent, int viewType) {

        View view= myInflater.inflate(R.layout.intem_listview,parent,false);
        MyViewHold myViewHold = new MyViewHold(view);
        return myViewHold;
    }

    @Override
    public void onBindViewHolder(MyViewHold holder, int position) {
        System.out.println(holder.tv);

        holder.tv.setText(list.get(position));
    }

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

class MyViewHold extends RecyclerView.ViewHolder {

    public TextView tv;
    public MyViewHold(View itemView) {
        super(itemView);
        tv = (TextView) itemView.findViewById(R.id.textView);

    }
}

  

posted @ 2016-01-13 20:55  呼啦啦,,啦啦呼呼  阅读(170)  评论(0编辑  收藏  举报