private void frmAddCustomer_Load(object sender, EventArgs e)
{
List <Button> rooms = new List <Button> {
btn101, btn102, btn103, btn104, btn201, btn202, btn203, btn204, btn301, btn302, btn303, btn304, btn401, btn402, btn403, btn404, btn501, btn502, btn503, btn504
};
var list = bo.GetListInHostel();
foreach (var item in list)
{
foreach (var room in rooms)
{
if (room.Text == item.RoomNumber.ToString())
{
room.BackColor = Color.Red;
room.Enabled = false;
}
}
}
}
