MainActivity.java
public class MainActivity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
//主代码
String[] arrs = new String[]{"abc","adaadfa","张三","李四","abc","abc","王麻子","李世民"};
ArrayAdapter<String> adapter = new ArrayAdapter<String>(this, android.R.layout.simple_dropdown_item_1line,arrs);
AutoCompleteTextView actv = (AutoCompleteTextView) findViewById(R.id.actv);
actv.setAdapter(adapter);
}
}
activity_main.xml
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".MainActivity" >
<AutoCompleteTextView
android:id="@+id/actv"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:hint="输入a,张,李 试试"
android:completionThreshold="1" />
</RelativeLayout>
