CoreWindowFlyout.Showing Evento

Definição

Namespace:

Windows.UI.Core

É acionado quando o submenu é exibido.

// Register
event_token Showing(TypedEventHandler<CoreWindow, CoreWindowPopupShowingEventArgs const&> const& handler) const;

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

// Revoke with event_revoker
CoreWindowFlyout::Showing_revoker Showing(auto_revoke_t, TypedEventHandler<CoreWindow, CoreWindowPopupShowingEventArgs const&> const& handler) const;

public event TypedEventHandler<CoreWindow,CoreWindowPopupShowingEventArgs> Showing;

function onShowing(eventArgs) { /* Your code */ }
coreWindowFlyout.addEventListener("showing", onShowing);
coreWindowFlyout.removeEventListener("showing", onShowing);
- or -
coreWindowFlyout.onshowing = onShowing;

Public Custom Event Showing As TypedEventHandler(Of CoreWindow, CoreWindowPopupShowingEventArgs) 

Tipo de evento

TypedEventHandler<CoreWindow,CoreWindowPopupShowingEventArgs>