CoreComponentInputSource.KeyDown Evento

Definição

Namespace:

Windows.UI.Core

Gerado quando uma tecla é pressionada para o elemento XAML hospedado ativo atual.

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

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

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

public event TypedEventHandler<object,KeyEventArgs> KeyDown;

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

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

Tipo de evento

TypedEventHandler<Object,KeyEventArgs>

TypedEventHandler<IInspectable,KeyEventArgs>