public Frm_Main()
 {
     InitializeComponent();
     UpdateProductListInUI();
     CurrentCustomer = new Customer();
     CurrentProduct = new Product();
 }
 private void Cbo_Fruit_SelectedIndexChanged(object sender, EventArgs e)   // Disables other product menus 
                                                                           // when a fruit is selected to examine or purchase
 {
     CurrentProduct = (Product)Cbo_Fruit.SelectedItem;
     if (CurrentProduct.Name != BlankSelect)
     {
         Cbo_Nuts.Enabled = false;
         Cbo_Juice.Enabled = false;
     }
     else
     {
         Cbo_Nuts.Enabled = true;
         Cbo_Juice.Enabled = true;
     }
 }