private void addNewQuote_Click(object sender, EventArgs e)
{
if ((Application.OpenForms["AddQuote"] as AddQuote) != null)
{
// If form exists, bring to front
addQuoteForm = Application.OpenForms.OfType <AddQuote>().LastOrDefault();
addQuoteForm.WindowState = FormWindowState.Normal;
addQuoteForm.Focus();
}
else
{
// If form does not exist, create it
addQuoteForm = new AddQuote(ref savedQuotesFile, ref shippingCostsFile);
addQuoteForm.Show();
}
}
