Spinner的使用（1）

Spinner的使用（一）

布局文件

<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"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".MainActivity" >

    <Spinner
        android:id="@+id/spinner"
        android:layout_width="match_parent"
        android:layout_height="wrap_content" />

</RelativeLayout>

资源文件

<?xml version="1.0" encoding="utf-8"?>
<resources>

    <string-array name="spinnername">
        <item>北京</item>
        <item>上海 </item>
        <item>广州</item>
        <item>深圳</item>
    </string-array>

</resources>

MainActivity.java

package com.example.android006spinner;

import net.tsz.afinal.FinalActivity;
import net.tsz.afinal.annotation.view.ViewInject;
import android.os.Bundle;
import android.widget.ArrayAdapter;
import android.widget.Spinner;

public class MainActivity extends FinalActivity
{
	@ViewInject(id = R.id.spinner) Spinner spinner;

	public void onCreate(Bundle savedInstanceState)
	{
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);

		String[] mItems = getResources().getStringArray(R.array.spinnername);

		ArrayAdapter<String> adapter = new ArrayAdapter<String>(this, android.R.layout.simple_spinner_item, mItems);

		spinner.setAdapter(adapter);
	}
}

运行之后的结果