资源文件values/strings.xml中添加

<string name="current_language">English</string>
<string name="test">test</string>

创建values-en文件夹，添加资源文件
strings.xml:

<resources>
<string name="current_language">English</string>
<string name="test">test</string>
</resources>

创建values-zh文件夹，添加资源文件
strings.xml

<resources>
<string name="current_language">Chinese</string>
<string name="test">测试</string>
</resources>

MainActivity layout中添加测试控件

<TextView 
...
text = "@string/userid"
...
/>

Main Activity 中添加代码：

public class MainActivity ...
{
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		...
		updateResources(this,"zh");
		
		...
	}
}




private static boolean updateResources(Context context, String language) {
        Locale locale = new Locale(language);
        Locale.setDefault(locale);


        Resources resources = context.getResources();


        Configuration configuration = resources.getConfiguration();
        configuration.locale = locale;


        resources.updateConfiguration(configuration, resources.getDisplayMetrics());


        return true;
    }