// ============================================
// text box validation handler
// ============================================
private void HandleMetFileNumberLostFocus(object sender, RoutedEventArgs e)
{
Int32 bongo = Convert.ToInt32(MetFileNumber.Text);
if (bongo < 1 || bongo > 10)
{
string messageBoxText = "The number of met files must be between 1 and 10. Resetting to the default value of 1 ...";
MessageBox.Show(messageBoxText, "Oops!", MessageBoxButton.OK, MessageBoxImage.Error);
MetFileNumber.Text = "1";
bongo = 1;
}
// the trick here is we only want to display the met file input page if one of two scenarios has happened -
// * this is the first time the scenario page has been displayed and the met file number loses focus
// * or the number of met files changes
if (previousMetFileNumber != bongo)
{
MessageBox.Show("Switching to the Met File Name Input Screen ...");
MetfilePage metfileInputPage = new MetfilePage(this);
this.NavigationService.Navigate(metfileInputPage);
}
previousMetFileNumber = bongo;
}
private void MetFileNameMenuClick(object sender, RoutedEventArgs e)
{
MetfilePage metfileInputPage = new MetfilePage(this);
this.NavigationService.Navigate(metfileInputPage);
}
