android跳转联系人并返回数据无法获得点击项的电话

@Override

protected void onCreate(Bundle savedInstanceState) {

    super.onCreate(savedInstanceState);

    setContentView(R.layout.activity_main);



    button = (Button) findViewById(R.id.buttonQuary);

    name = (TextView) findViewById(R.id.tv_name);

    phOne= (TextView) findViewById(R.id.tv);

    button.setOnClickListener(new OnClickListener() {



        @Override

        public void onClick(View v) {

            Uri uri = Uri.parse("content://contacts/people");

            Intent intent = new Intent(Intent.ACTION_PICK, uri);

            startActivityForResult(intent, 0);

        }

    });

}



@Override

protected void onActivityResult(int requestCode, int resultCode, Intent data) {

    switch (requestCode) {

        case 0:

            if (data == null) {

                return;

            }

            //处理返回的data,获取选择的联系人信息

            Uri uri = data.getData();

            getPhoneContacts(uri);

            name.setText(myname);

            phone.setText(phonenumber);

            break;

    }

    super.onActivityResult(requestCode, resultCode, data);

}



private String[] getPhoneContacts(Uri uri) {

    String[] cOntact= new String[2];

    //得到ContentResolver对象

    ContentResolver cr = getContentResolver();

    //取得电话本中开始一项的光标

    Cursor cursor = cr.query(uri, null, null, null, null);

    if (cursor != null) {

        cursor.moveToFirst();

        //取得联系人姓名

        int nameFieldColumnIndex = cursor.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME);

        myname = cursor.getString(nameFieldColumnIndex);

        /*//取得电话号码

        String COntactId= cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts._ID));

        Cursor phOne= cr.query(ContactsContract.CommonDataKinds.Phone.CONTENT_URI, null,

                ContactsContract.CommonDataKinds.Phone.CONTACT_ID + "=" + ContactId, null, null);

        if (phone != null) {

            phone.moveToFirst();

            phOnenumber= phone.getString(phone.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER));

        }

        phone.close();*/

        cursor.close();

    } else {

        return null;

    }

    return contact;

}