android中控件AutoCompleteView自动提示控件

activity_main.xml

<AutoCompleteTextView android:id="@+id/auto" 

android:layout_width="match_parent" 

android:layout_height="wrap_content"

android:completionThreshold="1" 

android:completionHint="请选择"/>

android:completionThreshold="1" 是输入1位开始提示

MainActivity.java

public class MainActivity extends Activity {String[] s = {"java","ja","abc","中国","中美大战"} ;private AutoCompleteTextView auto ;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);auto = (AutoCompleteTextView) findViewById(R.id.auto) ;auto.setAdapter(new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, s)) ;}}