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SystemNavigationManager.BackRequested Evento

Definición

Se produce cuando el usuario invoca el botón, el gesto o el comando de voz proporcionados por el sistema para la navegación atrás.

// Register
event_token BackRequested(EventHandler<BackRequestedEventArgs> const& handler) const;

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

// Revoke with event_revoker
SystemNavigationManager::BackRequested_revoker BackRequested(auto_revoke_t, EventHandler<BackRequestedEventArgs> const& handler) const;
public event System.EventHandler<BackRequestedEventArgs> BackRequested;
function onBackRequested(eventArgs) { /* Your code */ }
systemNavigationManager.addEventListener("backrequested", onBackRequested);
systemNavigationManager.removeEventListener("backrequested", onBackRequested);
- or -
systemNavigationManager.onbackrequested = onBackRequested;
Public Custom Event BackRequested As EventHandler(Of BackRequestedEventArgs) 

Tipo de evento

Se aplica a