/*     * 根据电话号码取得联系人姓名     */    public static String getContactNameByPhoneNumber(Context context, String address) {        String[] projection = { ContactsContract.PhoneLookup.DISPLAY_NAME,                ContactsContract.CommonDataKinds.Phone.NUMBER };        // 将自己添加到 msPeers 中        Cursor cursor = context.getContentResolver().query(                ContactsContract.CommonDataKinds.Phone.CONTENT_URI,                projection, // Which columns to return.                ContactsContract.CommonDataKinds.Phone.NUMBER + " = ‘"                        + address + "‘", // WHERE clause.                null, // WHERE clause value substitution                null); // Sort order.        if (cursor == null) {            Log.d(TAG, "getPeople null");            return null;        }        for (int i = 0; i < cursor.getCount(); i++) {            cursor.moveToPosition(i);            // 取得联系人名字            int nameFieldColumnIndex = cursor                    .getColumnIndex(ContactsContract.PhoneLookup.DISPLAY_NAME);            String name = cursor.getString(nameFieldColumnIndex);            return name;        }        return null;    }/**     * 获取所有联系人内容     * @param context     * @param address     * @return     */    public static String getContacts(Context context) {        StringBuilder sb = new StringBuilder();                ContentResolver cr = context.getContentResolver();        Cursor cursor = cr.query(ContactsContract.Contacts.CONTENT_URI, null,                null, null, null);        if (cursor.moveToFirst()) {            do {                String contactId = cursor.getString(cursor                        .getColumnIndex(ContactsContract.Contacts._ID));                String name = cursor                        .getString(cursor                                .getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));                //第一条不用换行                if(sb.length() == 0){                    sb.append(name);                }else{                    sb.append("\n" + name);                }                                Cursor phones = cr.query(                        ContactsContract.CommonDataKinds.Phone.CONTENT_URI,                        null, ContactsContract.CommonDataKinds.Phone.CONTACT_ID                                + " = " + contactId, null, null);                while (phones.moveToNext()) {                    String phoneNumber = phones                            .getString(phones                                    .getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER));                    // 添加Phone的信息                    sb.append("\t").append(phoneNumber);                                    }                phones.close();                            } while (cursor.moveToNext());        }        cursor.close();        return sb.toString();

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

startActivityForResult(new Intent(Intent.ACTION_PICK,                    ContactsContract.Contacts.CONTENT_URI), 0);

@Override    protected void onActivityResult(int requestCode, int resultCode, Intent data) {        // TODO Auto-generated method stub        Config.putLog("requestCode:" + requestCode + "resultCode:" + resultCode);        if (resultCode == Activity.RESULT_OK) {            // ContentProvider展示数据类似一个单个数据库表            // ContentResolver实例带的方法可实现找到指定的ContentProvider并获取到ContentProvider的数据            ContentResolver reContentResolverol = getContentResolver();            // URI,每个ContentProvider定义一个唯一的公开的URI,用于指定到它的数据集            Uri contactData =http://www.mamicode.com/ data.getData();            // 查询就是输入URI等参数,其中URI是必须的,其他是可选的,如果系统能找到URI对应的ContentProvider将返回一个Cursor对象.            Cursor cursor = managedQuery(contactData, null, null, null, null);            cursor.moveToFirst();            // 获得DATA表中的名字            phone_name = cursor.getString(cursor                    .getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));            // 条件为联系人ID            String contactId = cursor.getString(cursor                    .getColumnIndex(ContactsContract.Contacts._ID));            // 获得DATA表中的电话号码，条件为联系人ID,因为手机号码可能会有多个            Cursor phone = reContentResolverol.query(                    ContactsContract.CommonDataKinds.Phone.CONTENT_URI, null,                    ContactsContract.CommonDataKinds.Phone.CONTACT_ID + " = "                            + contactId, null, null);            if (phone.getCount() > 1) {                phone_numbers = new String[phone.getCount()];            }            int count = 0;            while (phone.moveToNext()) {                phone_number = phone                        .getString(                                phone.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER))                        .replace("+86", "").replace(" ", "");                Config.putLog("电话号码---" + phone_number);                if (phone.getCount() > 1) {                    phone_numbers[count] = phone_number;                    ++count;                }            }            if (phone.getCount() > 1) {                Dialog alertDialog = new AlertDialog.Builder(this)                        .setTitle("请选择电话号码")                        .setItems(phone_numbers,                                new DialogInterface.OnClickListener() {                                    @Override                                    public void onClick(DialogInterface dialog,                                            int which) {                                        phone_number = phone_numbers[which];                                        if (Config.isMobileNO(phone_number)) {                                            et_mobile.setText(phone_number);                                            tv_phone_name.setText(phone_name);                                        } else {                                            tv_ISP.setTextColor(Color.RED);                                            tv_ISP.setText("号码格式错误");                                        }                                    }                                })                        .setNegativeButton("取消",                                new DialogInterface.OnClickListener() {                                    @Override                                    public void onClick(DialogInterface dialog,                                            int which) {                                    }                                }).create();                alertDialog.show();            } else {                et_mobile.setText(phone_number);                tv_phone_name.setText(phone_name);                if (!Config.isMobileNO(phone_number)) {                    tv_ISP.setTextColor(Color.RED);                    tv_ISP.setText("号码格式错误");                }            }        }        super.onActivityResult(requestCode, resultCode, data);    }