<?xml version="1.0" encoding="utf-8"?> <TextView xmlns:android="http://schemas.android.com/apk/res/android"     android:layout_width="fill_parent"     android:layout_height="fill_parent"     android:padding="10dp"     android:textSize="16sp"     android:textColor="#000"> </TextView>

<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"     android:layout_width="fill_parent"     android:layout_height="wrap_content"     android:orientation="horizontal"     android:padding="5dp" >

<TextView android:layout_width="wrap_content"         android:layout_height="wrap_content"         android:text="国家" />

<AutoCompleteTextView android:id="@+id/autocomplete_country"         android:layout_width="fill_parent"         android:layout_height="wrap_content"         android:layout_marginLeft="5dp" />

</LinearLayout>

@Override public void onCreate(Bundle savedInstanceState)     { super.onCreate(savedInstanceState);         setContentView(R.layout.main);         AutoCompleteTextView textView = (AutoCompleteTextView) findViewById(R.id.autocomplete_country); // 通过外部string数组资源绑定到适配器，便于维护         String[] countries = getResources().getStringArray(R.array.countries_array);         ArrayAdapter<String> adapter = new ArrayAdapter<String>(this, R.layout.list_item, countries); // 硬编码，直接在代码里声明用到的资源 // ArrayAdapter<String> adapter = new ArrayAdapter<String>(this, // R.layout.list_item, COUNTRIES);         textView.setAdapter(adapter);     }