AutoCompleteTextView自动完成输入内容的控件

 1 <?xml version="1.0" encoding="utf-8"?>
 2 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
 3     android:orientation="vertical" android:layout_width="fill_parent"
 4     android:layout_height="fill_parent">
 5     <TextView android:layout_width="fill_parent"
 6         android:layout_height="wrap_content" android:text="AutoCompleteTextView" />
 7     <AutoCompleteTextView android:id="@+id/autotext"
 8         android:layout_width="fill_parent" android:layout_height="wrap_content"></AutoCompleteTextView>
 9     <TextView android:layout_width="fill_parent"
10         android:layout_height="wrap_content" android:text="MultiAutoCompleteTextView"></TextView>
11     <MultiAutoCompleteTextView android:id="@+id/mul"
12         android:layout_width="fill_parent" android:layout_height="wrap_content"></MultiAutoCompleteTextView>
13 </LinearLayout>

 1 private AutoCompleteTextView auto;
 2     private MultiAutoCompleteTextView mul;
 3 
 4     @Override
 5     public void onCreate(Bundle savedInstanceState) {
 6         super.onCreate(savedInstanceState);
 7         setContentView(R.layout.main);
 8         auto = (AutoCompleteTextView) this.findViewById(R.id.autotext);
 9         String[] autoStrings = new String[] { "联合国", "联合国安理会", "联合国五个常任理事国",
10                 "Google", "Google Map" };
11         // 第二个参数表示适配器的下拉风格
12         ArrayAdapter<String> adapter = new ArrayAdapter<String>(Main.this,
13                 android.R.layout.simple_dropdown_item_1line, autoStrings);
14         auto.setAdapter(adapter);
15 
16         mul = (MultiAutoCompleteTextView) this.findViewById(R.id.mul);
17         mul.setAdapter(adapter);
18         mul.setTokenizer(new MultiAutoCompleteTextView.CommaTokenizer());// 完成对选项的拆分的功能，以逗号进行拆分
19 
20     }