/// <summary>
/// Perform initialization tasks for the printer extension in this event handler.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Application_Startup(object sender, StartupEventArgs e)
{
//
// It is recommended that exactly one instance of the PrinterExtensionManager be created per instance of
// the printer extension.
//
if (manager != null)
{
return;
}
manager = new PrinterExtensionManager();
//
// Enable events to be received on one printer driver id.
//
// Note: The order of adding the delegate to PrinterExtensionManager.OnDriverEvent
// and invoking PrinterExtensionManager::EnableEvents is important.
// Adding the delegate should be done first.
//
manager.OnDriverEvent += OnDriverEvent;
//
// It is recommended that an instance of a printer extension invoke PrinterExtensionManager::EnableEvents
// for exactly one printer driver id. The printer driver id could come in from a command line argument,
// thereby allowing one application binary to dynamically invoke PrinterExtensionManager::EnableEvents against
// the appropriate printer driver id.
//
manager.EnableEvents(Guid.Parse(PrinterDriverID));
}
/// <summary>
/// Perform initialization tasks for the printer extension in this event handler.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Application_Startup(object sender, StartupEventArgs e)
{
//
// It is recommended that exactly one instance of the PrinterExtensionManager be created per instance of
// the printer extension.
//
if (manager != null)
{
return;
}
manager = new PrinterExtensionManager();
//
// Enable events to be received on one printer driver id.
//
// Note: The order of adding the delegate to PrinterExtensionManager.OnDriverEvent
// and invoking PrinterExtensionManager::EnableEvents is important.
// Adding the delegate should be done first.
//
manager.OnDriverEvent += OnDriverEvent;
//
// It is recommended that an instance of a printer extension invoke PrinterExtensionManager::EnableEvents
// for exactly one printer driver id. The printer driver id could come in from a command line argument,
// thereby allowing one application binary to dynamically invoke PrinterExtensionManager::EnableEvents against
// the appropriate printer driver id.
//
manager.EnableEvents(Guid.Parse(PrinterDriverID));
}
/// <summary>
/// Perform uninitialization tasks for the printer extension in this event handler.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Application_Exit(object sender, ExitEventArgs e)
{
manager.OnDriverEvent -= OnDriverEvent;
manager.DisableEvents();
manager = null;
}
