android实现自动提示功能

package com.lianweijie.demo;

import android.app.Activity;
import android.os.Bundle;
import android.widget.ArrayAdapter;
import android.widget.AutoCompleteTextView;
import android.widget.MultiAutoCompleteTextView;

public class AutoDemoActivity extends Activity {
public static final String[] autoString = new String[]{"a2","abf","abe","abcde","abc2","abcd3"
,"abcde2","abc2","abcd2","abcde2"
};
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
ArrayAdapter<String> adapter = new ArrayAdapter<String>(this,android.R.layout.simple_dropdown_item_1line,autoString);
AutoCompleteTextView autoCompleteTextView = (AutoCompleteTextView) findViewById(R.id.AutoCompleteTextView01);
autoCompleteTextView.setAdapter(adapter);
autoCompleteTextView.setThreshold(1);
MultiAutoCompleteTextView multiAutoCompleteTextView = (MultiAutoCompleteTextView) findViewById(R.id.MultiAutoCompleteTextView01);
multiAutoCompleteTextView.setAdapter(adapter);
multiAutoCompleteTextView.setTokenizer(new MultiAutoCompleteTextView.CommaTokenizer());
}

}

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical" >

<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="@string/hello" />

<AutoCompleteTextView
android:id="@+id/AutoCompleteTextView01"
android:layout_width="fill_parent"
android:layout_height="wrap_content" />

<MultiAutoCompleteTextView
android:id="@+id/MultiAutoCompleteTextView01"
android:layout_width="fill_parent"
android:layout_height="wrap_content" >
</MultiAutoCompleteTextView>

</LinearLayout>

效果：

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