PrintSupportExtensionSession.PrintTicketValidationRequested Événement

Définition

Espace de noms:

Windows.Graphics.Printing.PrintSupport

Déclenché lorsque le système doit valider un ticket d’impression.

// Register
event_token PrintTicketValidationRequested(TypedEventHandler<PrintSupportExtensionSession, PrintSupportPrintTicketValidationRequestedEventArgs const&> const& handler) const;

// Revoke with event_token
void PrintTicketValidationRequested(event_token const* cookie) const;

// Revoke with event_revoker
PrintSupportExtensionSession::PrintTicketValidationRequested_revoker PrintTicketValidationRequested(auto_revoke_t, TypedEventHandler<PrintSupportExtensionSession, PrintSupportPrintTicketValidationRequestedEventArgs const&> const& handler) const;

public event TypedEventHandler<PrintSupportExtensionSession,PrintSupportPrintTicketValidationRequestedEventArgs> PrintTicketValidationRequested;

function onPrintTicketValidationRequested(eventArgs) { /* Your code */ }
printSupportExtensionSession.addEventListener("printticketvalidationrequested", onPrintTicketValidationRequested);
printSupportExtensionSession.removeEventListener("printticketvalidationrequested", onPrintTicketValidationRequested);
- or -
printSupportExtensionSession.onprintticketvalidationrequested = onPrintTicketValidationRequested;

Public Custom Event PrintTicketValidationRequested As TypedEventHandler(Of PrintSupportExtensionSession, PrintSupportPrintTicketValidationRequestedEventArgs) 

Type d'événement

TypedEventHandler<PrintSupportExtensionSession,PrintSupportPrintTicketValidationRequestedEventArgs>

Remarques

Cet événement peut être déclenché à tout moment pendant un travail d’impression. Une fois que votre code a validé le ticket d’impression, appelez SetPrintTicketValidationStatus pour indiquer si le ticket d’impression a été résolu, a des conflits ou n’est pas valide.