android:completionThreshold="1"这个是只要有一个字符便能够提示
<AutoCompleteTextView android:id="@+id/autoCompleteTextView1"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:completionThreshold="1"
/>
<MultitocompleteTextViewandroid:id="@+id/MultitoCompleteTextView1"
android:layout_width="match_parent"
android:layout_height="wrap_content"
//一个字符就能匹配
android:completionThreshold="1"
/>
两者的功能基本相同,只是MultitocompleteTextView可以允许输入多个提示项9
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public class MainActivity extends Activity {
private AutoCompleteTextView actv;
private String[]citys={"北京","上海","阳江","广州","阳西","阳春"};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
actv=(AutoCompleteTextView)findViewById(R.id.autoCompleteTextView1);
ArrayAdapter<String> adapter=new ArrayAdapter<String>(this,android.R.layout.simple_dropdown_item_1line,citys);
actv.setAdapter(adapter);
}
}