private void Btn_viewOrder_Click(object sender, EventArgs e)
{
OrdersDetails order = new OrdersDetails(orderNum, idNum);
this.Hide();
order.Show();
}
private void DataGridView1_DoubleClick(object sender, EventArgs e)
{
int.TryParse(dataGridView1.CurrentRow.Cells[7].Value.ToString(), out orderNum);
var orderDetails = new OrdersDetails(orderNum);
orderDetails.Show();
this.Hide();
}