private void button_add_Click(object sender, EventArgs e)
{
Items_products product = new Items_products();
product.name = textBox_name.Text;
product.barcode = textBox_barcode.Text;
product.price = Double.Parse(textBox_price.Text);
product.quantity = Int32.Parse(textBox_quantity.Text);
AccessSQLite.SaveItems(product);
MessageBox.Show("product added to the database");
mainform.getFromSQLite();
}
