Android 自动提示控件 AutoCompleteTextView

代码

输入框中输入我们想要输入的信息就会出现其他与其相关的提示信息

<AutoCompleteTextView 
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:id="@+id/autotext"/>

public class MainActivity extends Activity {
private AutoCompleteTextView autotext;
private ArrayAdapter<String> arrayAdapter;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.test);

        autotext =(AutoCompleteTextView) findViewById(R.id.autotext);
        String [] arr={"aa","aab","aac"};
        arrayAdapter = new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1,arr);
        autotext.setAdapter(arrayAdapter);
    }
}

常用属性