Android手机系统的手机功能开发例子

package com.ldci.android.ex12_2_2;

import java.util.ArrayList;

import java.util.HashMap;

import java.util.List;

import java.util.Map;

import android.app.Activity;

import android.app.AlertDialog;

import android.content.ContentUris;

import android.content.ContentValues;

import android.content.Context;

import android.content.DialogInterface;

import android.database.Cursor;

import android.net.Uri;

import android.os.Bundle;

import android.provider.Contacts.People;

import android.provider.Contacts.Phones;

import android.util.Log;

import android.view.LayoutInflater;

import android.view.Menu;

import android.view.MenuItem;

import android.view.View;

import android.view.ViewGroup;

import android.widget.AdapterView;

import android.widget.BaseAdapter;

import android.widget.EditText;

import android.widget.ListView;

import android.widget.TextView;

import android.widget.Toast;

import android.widget.AdapterView.OnItemClickListener;

public class Ex12_2_2 extends Activity implements OnItemClickListener{

/**ListView控件*/

private ListView listView = null;

/**文件列表*/

private List<Map<String, Object>> contactslist;

/**新增菜单编号*/

private final int insertContacts = 0;

/**查询菜单编号*/

private final int queryContacts = 1;