KeyboardDeliveryInterceptor.KeyDown 事件

定義

命名空間:

Windows.UI.Input

發生于按下鍵盤按鍵時。 狀態資訊和事件資料會透過此事件路由傳送，而不是 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) 

事件類型

TypedEventHandler<KeyboardDeliveryInterceptor,KeyEventArgs>

Windows 需求

應用程式功能

inputForegroundObservation

另請參閱

• KeyUp