private void Button_Click(object sender, RoutedEventArgs e)
 {
     Model.dao.CustomerDao CD = new Model.dao.CustomerDao();
     if (CD.CheckCus(tbIDCard.Text))
     {
         Model.entity.CUSTOMER c = CD.GetCustomerInfo(tbIDCard.Text);
         tbCusName.Text    = c.NAME;
         tbCusAge.Text     = c.AGE.ToString();
         tbCusPhone.Text   = c.PHONENUMBER;
         tbCusAddress.Text = c.ADDRESS;
         MessageBox.Show("Customer Found!");
     }
     else
     {
         MessageBox.Show("No Customer Found!");
     }
 }
 public CheckIn(String Name, String status, int id)
 {
     empid = id;
     InitializeComponent();
     RoomName = Name;
     Status   = status;
     if (Status == "Booked")
     {
         Model.dao.RoomDao     RD   = new Model.dao.RoomDao();
         Model.dao.CustomerDao CD   = new Model.dao.CustomerDao();
         String []             info = RD.GetIDCardWithCheckOut(RoomName);
         tbIDCard.Text = info[0];
         Model.entity.CUSTOMER c = CD.GetCustomerInfo(tbIDCard.Text);
         tbCusName.Text      = c.NAME;
         tbCusAge.Text       = c.AGE.ToString();
         tbCusPhone.Text     = c.PHONENUMBER;
         tbCusAddress.Text   = c.ADDRESS;
         dpCheckOut.Text     = info[1];
         tbIDCard.IsReadOnly = true;
         tbIDCard.IsEnabled  = false;
     }
 }