package a6.situo.com.a6;import android.os.Bundle;import android.support.v7.app.AppCompatActivity;import android.widget.ArrayAdapter;import android.widget.ListView;import android.widget.SimpleAdapter;import java.util.ArrayList;import java.util.HashMap;import java.util.List;import java.util.Map;import java.util.Objects;public class MainActivity extends AppCompatActivity { ? ?private ListView listView; ? ?private ArrayAdapter arrayAdapter; ? ?private SimpleAdapter simp_adapter; ? ?private List<Map<String,Objects>>dataList; ? ?@Override ? ?protected void onCreate(Bundle savedInstanceState) { ? ? ? ?super.onCreate(savedInstanceState); ? ? ? ?setContentView(R.layout.activity_main); ? ? ? ?listView= (ListView) findViewById(R.id.list_item); ? ? ? ?String[] i={"商品一","商品二","商品三","商品四","商品五","商品六",}; ? ? ? ?dataList = new ArrayList<Map<String, Objects>>(); ? ? ? ?arrayAdapter=new ArrayAdapter(this,android.R.layout.simple_list_item_1,i); ? ? ? ?simp_adapter = new SimpleAdapter(this,getData(), R.layout.item, ? ? ? ? ? ? ? ?new String[]{"pic","text01"},new int[]{R.id.pic,R.id.text01}); ? ? ? ?listView.setAdapter(simp_adapter); ? ?} ? ?private List<Map<String,Objects>> getData(){ ? ? ? ?for(int j = 0;j<20;j++) ? ? ? ?{ ? ? ? ? ? ?Map<String,Objects> map=new HashMap<String,Objects>(); ? ? ? ? ? ?map.put("pic",R.drawable.one_0); ? ? ? ? ? ?map.put("text01","商品"+j); ? ? ? ? ? ?dataList.add(map); ? ? ? ?} ? ? ? ?return dataList; ? ?}}