private void Change_Click(object sender, EventArgs e)
{
if (textBoxAmountCh.Text != "" || textBoxCurrencyFrom.Text != "" || textBoxCurrencyTo.Text != "")
{
result.Text = Changer.change(Convert.ToDouble(textBoxAmountCh.Text), Changer.choose(textBoxCurrencyFrom.Text), Changer.choose(textBoxCurrencyTo.Text)).ToString();
result.Visible = true;
}
else
{
MessageBox.Show("Try to fill all fields correctly");
}
}
