/// <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();
}
}
}
public MainWindow()
{
InitializeComponent();
queue = new Queue <PrinterUserControl>();
foreach (Control item in printersGrid.Children)
{
if (item is PrinterUserControl)
{
PrinterUserControl printer = item as PrinterUserControl;
printer.InkEmpty += Event;
printer.PageMissing += Event;
queue.Enqueue(printer);
}
}
CurrentPrinter = queue.Dequeue();
}
public void AddPages(PrinterUserControl p)
{
CurrentPrinter.PageCount +=
rand.Next(PrinterUserControl.MIN_ADD_PAGES, PrinterUserControl.MAX_PAGES);
}
public void AddInk(PrinterUserControl p)
{
CurrentPrinter.InkCount +=
rand.NextDouble() + rand.Next((int)PrinterUserControl.MIN_ADD_INK, (int)PrinterUserControl.MAX_INK);
}