完成自动搜索的列表

Posted 2020-07-06 zhongyinghe

1、视图

 1 <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
 2     xmlns:tools="http://schemas.android.com/tools"
 3     android:layout_width="match_parent"
 4     android:layout_height="match_parent"
 5     tools:context=".MainActivity" >
 6 
 7     <AutoCompleteTextView
 8         android:layout_width="fill_parent"
 9         android:layout_height="wrap_content"
10         android:id="@+id/name"
11         android:completionThreshold="1" 
12         />
13 
14 </RelativeLayout>

2、java代码

 1 package com.example.myautocompletetextview;
 2 
 3 import android.os.Bundle;
 4 import android.app.Activity;
 5 import android.view.Menu;
 6 import android.widget.ArrayAdapter;
 7 import android.widget.AutoCompleteTextView;
 8 
 9 public class MainActivity extends Activity {
10 
11     @Override
12     protected void onCreate(Bundle savedInstanceState) {
13         super.onCreate(savedInstanceState);
14         setContentView(R.layout.activity_main);
15         
16         AutoCompleteTextView nameText = (AutoCompleteTextView) findViewById(R.id.name);
17         String[] names = {"老张","老王","老洪","老钱","芳芳"};
18         ArrayAdapter<String> adapter = new ArrayAdapter<String>(this,android.R.layout.simple_spinner_dropdown_item,names);
19         nameText.setAdapter(adapter);
20     }
21 
22     
23 
24 }