package com.kale.autocompletetextview;import java.util.ArrayList;import java.util.HashMap;import java.util.Map;import android.app.Activity;import android.os.Bundle;import android.view.View;import android.widget.AdapterView;import android.widget.AdapterView.OnItemClickListener;import android.widget.ArrayAdapter;import android.widget.AutoCompleteTextView;import android.widget.MultiAutoCompleteTextView;import android.widget.SimpleAdapter;import android.widget.TextView;import android.widget.Toast;public class MainActivity extends Activity {    AutoCompleteTextView acTv,sacTv;    MultiAutoCompleteTextView mcTv;    String []books = new String[] {            "android",            "java",            "xml",            "Ant"    };        @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        //创建一个adapter来封装数组        ArrayAdapter<String> aa = new ArrayAdapter<>(this,                 android.R.layout.simple_dropdown_item_1line,books);        acTv = (AutoCompleteTextView)findViewById(R.id.auto_autoCompleteTv_id);        acTv.setAdapter(aa);                mcTv = (MultiAutoCompleteTextView)findViewById(R.id.multi_autoCompleteTv_id);        mcTv.setAdapter(aa);        //为其设置分割符        mcTv.setTokenizer(new MultiAutoCompleteTextView.CommaTokenizer());                sacTv = (AutoCompleteTextView)findViewById(R.id.simple_autoCompleteTv_id);                ArrayList<Map<String, String>> list = new ArrayList<Map<String,String>>();        addItems(list);        SimpleAdapter phone = new SimpleAdapter( this, list,                    R.layout.item,                    new String[] { "text", "name"},                    new int[] { R.id.text_textView_id, R.id.name_textView_id } );               sacTv.setAdapter(phone);        sacTv.setOnItemClickListener(new OnItemClickListener(){            @Override            public void onItemClick(AdapterView<?> arg0, View parent, int position,long id) {                TextView tv = (TextView)parent.findViewById(R.id.name_textView_id);                sacTv.setText(tv.getText().toString()+" ");                sacTv.setSelection((sacTv.getText().toString()).length());            }        });            }         private void addItems(ArrayList<Map<String,String>> list) {            HashMap<String,String> item;            /*所有的搜索词语拼接成brandSearchText字段，用空格隔开。            比如：“诺基亚 NOKIA  njy nuojiya”，把它作为搜索词，以便提高效率            但我们不想要把所有的相关词显示，我们只需要显示主要的那个，即：name的值。            text和name键对应的值都是候选项，但我们只显示的是name中的文字。*/                        item = new HashMap<String,String>();            item.put( "text", "NOKIA nuojiya NJY");            item.put( "name", "诺基亚");            list.add( item );            item = new HashMap<String,String>();            item.put( "text", "SAMSUNG SX sanxing");            item.put( "name", "三星");            list.add( item );                        item = new HashMap<String,String>();            item.put( "text", "摩托罗拉  moto MTLL motuoluola motoloar");            item.put( "name", "摩托罗拉");            list.add( item );     }}

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="match_parent"    android:layout_height="wrap_content"    android:orientation="horizontal"     android:padding="8dp">    <TextView        android:id="@+id/text_textView_id"        android:layout_width="match_parent"        android:layout_height="wrap_content"        android:gravity="center_horizontal"        android:text="Medium Text"        android:visibility="gone"        android:textAppearance="?android:attr/textAppearanceMedium" />             <TextView        android:id="@+id/name_textView_id"        android:layout_width="match_parent"        android:layout_height="wrap_content"        android:gravity="center_horizontal"        android:textColor="#0000ff"        android:text="Medium Text"        android:textAppearance="?android:attr/textAppearanceMedium" /></LinearLayout>