private void OnNumButtonClick(object sender, EventArgs e)
{
if (!enabled || digitsEntered > 3)
{
return;
}
int num = Array.IndexOf(numButtons, sender);
if (num < 0)
{
return;
}
newDuration = newDuration.AppendDigit(num);
digitsEntered += 1;
Rebind();
}
public void InsertText(string text)
{
if (text == null)
{
throw new ArgumentNullException("text");
}
if (digitsEntered > 3)
{
return;
}
int num;
if (!Int32.TryParse(text, out num) || num < 0 || num > 9)
{
return;
}
duration = duration.AppendDigit(num);
digitsEntered += 1;
OnDurationChanged();
}