ListView与ArrayAdapter（二）

ArrayAdapter: 数组适配器,用于简单的文字列表

activity_main.xml

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"

    xmlns:tools="http://schemas.android.com/tools"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    tools:context=".MainActivity" >

    <ListView

        android:layout_width="match_parent"

        android:layout_height="match_parent"

        android:id="@+id/lv">

    </ListView>

</RelativeLayout>

Mainactivity.java

package com.example.arrayadapter;

import android.os.Bundle;

import android.app.Activity;

import android.view.Menu;

import android.widget.ArrayAdapter;

import android.widget.ListView;

public class MainActivity extends Activity {

    private ListView lv;

    private String[] names = { "张一", "张二", "张三", "张四", "张五", "张六", "张七", "张八",

            "张九", "张十", "张十一", "张十二" };

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

        lv = (ListView) findViewById(R.id.lv);

        lv.setAdapter(new ArrayAdapter<String>(this,

                android.R.layout.simple_list_item_1, android.R.id.text1, names));

    }

}