public void Print(string printer, string printTemplate)
{
object input = printTemplate;
PrinterSettings ps = new PrinterSettings();
bool test = ps.IsDefaultPrinter;
defPrinter = ps.PrinterName;
bool change = (printer != defPrinter);
WqlEventQuery q = new WqlEventQuery("SELECT * FROM __InstanceDeletionEvent WITHIN 2 WHERE TargetInstance ISA 'Win32_PrintJob'");
ManagementEventWatcher eventWatcher = new ManagementEventWatcher(q);
if (change)
{
Console.WriteLine("{0}: Start printer change to {1}", DateTime.Now.ToString("HH:mm:ss fff"), printer);
SetDefaultPrinter(printer);
}
if (change || NeedEvent)
{
eventWatcher.EventArrived += eventWatcher_EventArrived;
Console.WriteLine("{0}: Printer changed to {1}", DateTime.Now.ToString("HH:mm:ss fff"), printer);
timer = new System.Threading.Timer(new System.Threading.TimerCallback(StopManagementEventWatcher), eventWatcher, 5000, -1);
eventWatcher.Start();
}
if (axIWebBrowser2.QueryStatusWB(NativeMethods.OLECMDID.OLECMDID_PRINT) == (NativeMethods.OLECMDF.OLECMDF_SUPPORTED | NativeMethods.OLECMDF.OLECMDF_ENABLED))
{
axIWebBrowser2.ExecWB(NativeMethods.OLECMDID.OLECMDID_PRINT, NativeMethods.OLECMDEXECOPT.OLECMDEXECOPT_DONTPROMPTUSER, ref input, IntPtr.Zero);
}
}
