import android.app.Activity;import android.os.Bundle;import android.widget.ArrayAdapter;import android.widget.AutoCompleteTextView;import android.widget.MultiAutoCompleteTextView;public class mainActivity extends Activity {    // 只输入一个字母不会有提示,至少要两个字母或一个中文    // 被搜索的关键字    String[] autoString = { "a", "aa", "aab", "be", "awg", "sefr", "wead",            "aehr", "aewrh", "abgna" };    @Override    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.main);        // 创建适配器        ArrayAdapter
    
      adapter = new ArrayAdapter
     
      (this,                android.R.layout.simple_dropdown_item_1line, autoString);        // 对单个的自动提示设置适配器        AutoCompleteTextView autoCompleteTextView = (AutoCompleteTextView) findViewById(R.id.atone);        autoCompleteTextView.setAdapter(adapter);        // 对多个个的自动提示设置适配器        MultiAutoCompleteTextView multiAutoCompleteTextView = (MultiAutoCompleteTextView) findViewById(R.id.mcone);        multiAutoCompleteTextView.setAdapter(adapter);        // 设置分隔符(逗号)        multiAutoCompleteTextView                .setTokenizer(new MultiAutoCompleteTextView.CommaTokenizer());    }}