获取联系人列表

读取手机中联系人的权限：

<uses-permission android:name="android.permission.READ_CONTACTS" />

<uses-permission android:name="android.permission.WRITE_CONTACTS" />

public class ContactTest extends Activity
{
final int PICK_CONTACT = 0;


@Override
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
Button bn = (Button) findViewById(R.id.bn);
// 为bn按钮绑定事件监听器
bn.setOnClickListener(new OnClickListener()
{
@Override
public void onClick(View arg0)
{
// 创建Intent
Intent intent = new Intent();
//设置Intent的Action属性
intent.setAction(Intent.ACTION_GET_CONTENT);
//设置Intent的Type属性
intent.setType("vnd.android.cursor.item/phone");
// 启动Activity，并希望获取该Activity的结果
startActivityForResult(intent, PICK_CONTACT);
}
});
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data)
{
super.onActivityResult(requestCode, resultCode, data);
switch (requestCode)
{
case (PICK_CONTACT):
if (resultCode == Activity.RESULT_OK)
{
// 获取返回的数据
Uri contactData = data.getData();
// 查询联系人信息
Cursor cursor = managedQuery(contactData, null
, null, null, null);
// 如果查询到指定的联系人
if (cursor.moveToFirst())
{
String contactId = cursor.getString(cursor
.getColumnIndex(ContactsContract.Contacts._ID));
// 获取联系人的名字
String name = cursor.getString(cursor
.getColumnIndexOrThrow(
ContactsContract.Contacts.DISPLAY_NAME));
String phoneNumber = "此联系人暂未输入电话号码";
System.out.println("-------------" + contactId);
//根据联系人查询该联系人的详细信息
Cursor phones = getContentResolver().query(
ContactsContract.CommonDataKinds.Phone.CONTENT_URI,
null,
ContactsContract.CommonDataKinds.Phone.CONTACT_ID
+ " = " + contactId, null, null);
System.out.println("===================" + phones);
if (phones.moveToFirst())
{
//取出电话号码
phoneNumber = phones
.getString(phones
.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER));
}
// 关闭游标
phones.close();
EditText show = (EditText) findViewById(R.id.show);
//显示联系人的名称
show.setText(name);
EditText phone = (EditText) findViewById(R.id.phone);
//显示联系人的电话号码
phone.setText(phoneNumber);
}
// 关闭游标
cursor.close();
}
break;
}
}
}