<?xml version="1.0" encoding="utf-8"?><LinaerLayout xmlns:android="http://schemas.android.com/apk/res/android"  android:orientation="vertical"  android:layout_width="fill_parent"  android:layout_height="fill_parent"   ><Spinner    android:layout_width="fill_parent"    android:layout_height="fill_parent"    android:entries="@strings/books"    android:prompt="@string/tip"    /><Spinner    android:id="@+id/spinner"    android:layout_width="fill_parent"    android:layout_height="wrap_content"    android:prompt="@string/tip"    /></LinaerLayout>

package com.example.test06;import android.R;import android.os.Bundle;import android.app.Activity;import android.view.Menu;import android.widget.ArrayAdapter;import android.widget.Spinner;public class MainActivity extends Activity {   Spinner spinner;  @Override  protected void onCreate(Bundle savedInstanceState) {    super.onCreate(savedInstanceState);    setContentView(R.layout.activity_main);    spinner=(Spinner)findViewById(R.id.spinner);    String[] arr={"孫悟空","豬八戒","唐僧"};    ArrayAdapter<String> adapter=new ArrayAdapter<String>(this,android.R.layout.simple_list_item_multiple_choice,arr);    spinner.setAdapter(adapter);  }  @Override  public boolean onCreateOptionsMenu(Menu menu) {    // Inflate the menu; this adds items to the action bar if it is present.    getMenuInflater().inflate(R.menu.main, menu);    return true;  }}