/// <summary>
/// Get event from a printer, it could be ink issue or page issue
/// If the event is critical, change printer
/// </summary>
/// <param name="sender">The object sender</param>
/// <param name="e">The argument sent</param>
public void Event(object sender, EventArgs e)
{
if (!(e is PrinterEventArgs))
{
return;
}
PrinterEventArgs args = (PrinterEventArgs)e;
MessageBoxPrint(args);
if (args.Critical)
{
if (args.ErrorMessage == "Ink quantity less than 1%")
{
AddInk(CurrentPrinter);
}
else
{
AddPages(CurrentPrinter);
}
if (CurrentPrinter == (PrinterUserControl)sender)
{
queue.Enqueue(CurrentPrinter);
CurrentPrinter = queue.Dequeue();
}
}
}
/// <summary>
/// Print message box according to the argument sent
/// </summary>
/// <param name="e">Argument sent</param>
public void MessageBoxPrint(PrinterEventArgs e)
{
// about the image
MessageBoxImage i;
if (e.Critical)
{
i = MessageBoxImage.Error;
}
else
{
i = MessageBoxImage.Exclamation;
}
// about the message
string msg = e.Date + "\n" + e.Name + " alerts:\n " + e.ErrorMessage;
MessageBox.Show(
msg,
"WARNING!!",
MessageBoxButton.OK,
i);
}
