KeyboardDeliveryInterceptor.KeyDown Evento

Definizione

Spazio dei nomi:

Windows.UI.Input

Si verifica quando viene premuto un tasto da tastiera. Le informazioni sullo stato e i dati degli eventi vengono indirizzati tramite questo evento anziché CoreWindow.KeyDown.

// Register
event_token KeyDown(TypedEventHandler<KeyboardDeliveryInterceptor, KeyEventArgs const&> const& handler) const;

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

// Revoke with event_revoker
KeyboardDeliveryInterceptor::KeyDown_revoker KeyDown(auto_revoke_t, TypedEventHandler<KeyboardDeliveryInterceptor, KeyEventArgs const&> const& handler) const;

public event TypedEventHandler<KeyboardDeliveryInterceptor,KeyEventArgs> KeyDown;

function onKeyDown(eventArgs) { /* Your code */ }
keyboardDeliveryInterceptor.addEventListener("keydown", onKeyDown);
keyboardDeliveryInterceptor.removeEventListener("keydown", onKeyDown);
- or -
keyboardDeliveryInterceptor.onkeydown = onKeyDown;

Public Custom Event KeyDown As TypedEventHandler(Of KeyboardDeliveryInterceptor, KeyEventArgs) 

Tipo evento

TypedEventHandler<KeyboardDeliveryInterceptor,KeyEventArgs>

Requisiti Windows

Funzionalità dell'app

inputForegroundObservation

Vedi anche

• KeyUp