你的位置:首页 > 操作系统

[操作系统]ListView实现简单列表

ListView实现简单列表

效果图:

啥也没干的ListView张这样:

fry.Activity01

 1 package fry; 2  3 import com.example.ListView.R; 4  5 import android.app.Activity; 6 import android.os.Bundle; 7 import android.view.View; 8 import android.widget.AdapterView; 9 import android.widget.AdapterView.OnItemClickListener;10 import android.widget.ArrayAdapter;11 import android.widget.ListView;12 import android.widget.Toast;13 14 public class Activity01 extends Activity implements OnItemClickListener{15  private ListView listView;16  @Override17  protected void onCreate(Bundle savedInstanceState) {18   // TODO Auto-generated method stub19   super.onCreate(savedInstanceState);20   setContentView(R.layout.activity01);21   listView=(ListView) findViewById(R.id.listView);22   ArrayAdapter<String> adapter=new ArrayAdapter<String>(this, android.R.layout.simple_expandable_list_item_1, getData());23   listView.setAdapter(adapter);24   listView.setOnItemClickListener(this);25  }26  @Override27  public void onItemClick(AdapterView<?> parent, View view, int position,28    long id) {29   // TODO Auto-generated method stub30   String string=(String) parent.getItemAtPosition(position);31   32   Toast.makeText(this, string, Toast.LENGTH_SHORT).show();33  }34  35  private String[] getData(){36   return new String[]{"韩寒","蔡静","卢本伟","五五开","战狼2","朝阳兄","虹桥一姐","犀利哥","王宝庆",37     "系大大","搞踹踹","张三","李四","王五"};38  }39 }

/ListView/res/layout/activity01.

 1 <??> 2 <LinearLayout ="http://schemas.android.com/apk/res/android" 3  android:layout_width="match_parent" 4  android:layout_height="match_parent" 5  android:orientation="vertical" > 6  7  <ListView  8   android:id="@+id/listView" 9   android:layout_width="match_parent"10   android:layout_height="wrap_content"11   ></ListView>12 13 </LinearLayout>