接受指定號碼的短信，並且不讓系統截取到通知用戶

//就直接上代碼了吧

public class ScreenTest extends Activity {
        
        class SmsContent extends ContentObserver{
                private Cursor cursor = null;
                public SmsContent(Handler handler) {
                        super(handler);
                }
                
                /**
                 * @Description 當短信表發送改變時，調用該方法 
                 *                                 需要兩種權限
                 *                                 android.permission.READ_SMS讀取短信
                 *                                 android.permission.WRITE_SMS寫短信
                 * @Author Snake
                 * @Date 2010-1-12
                 */
                @Override
                public void onChange(boolean selfChange) {
                        // TODO Auto-generated method stub
                        super.onChange(selfChange);
                        //讀取收件箱中指定號碼的短信
                        cursor = managedQuery(Uri.parse("content://sms/inbox"), new String[]{"_id", "address", "read"}, " address=? and read=?", new String[]{"12345678901", "0"}, "date desc");
                        
                        if (cursor != null){
                                ContentValues values = new ContentValues();
                                values.put("read", "1");                //修改短信爲已讀模式
                                cursor.moveToFirst();
                                while (cursor.isLast()){
                                        //更新當前未讀短信狀態爲已讀
                                        getContentResolver().update(Uri.parse("content://sms/inbox"), values, " _id=?", new String[]{""+cursor.getInt(0)});
                                        cursor.moveToNext();
                                }
                        }
                }
        }
        
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        SmsContent content = new SmsContent(new Handler());
        //註冊短信變化監聽
        this.getContentResolver().registerContentObserver(Uri.parse("content://sms/"), true, content); 
    }
}