//Precondition: User clicks "letter" menu item
//Postcondition: A letter form is created and is sent the
// addresses from the upv object
private void letterToolStripMenuItem_Click(object sender, EventArgs e)
{
Prog2.LetterForm letterForm = new Prog2.LetterForm(upv.addresses);
DialogResult result; //Result from dialog - OK / Cancel ?
result = letterForm.ShowDialog(); // Show dialog box form - modal, waits for OK/Cancel
// Even after user dismisses, the form still exists
// and can be interacted with using me
}
// Precondition: letterToolStripMenuItem has been clicked
// Postcondition: LetterForm has appeared
private void letterToolStripMenuItem_Click(object sender, EventArgs e)
{
DialogResult letterResult;
Prog2.LetterForm letterObject = new Prog2.LetterForm();
letterResult = letterObject.ShowDialog();
decimal cost;
if (letterResult == DialogResult.OK)
{
cost = decimal.Parse(letterObject.Cost);
upv.AddLetter(letterObject.OriginCombo, letterObject.DestCombo, cost);
}
}