CompositionTarget.SurfaceContentsLost Evento

Definição

Namespace:

Windows.UI.Xaml.Media

Ocorre quando ocorre uma alteração principal subjacente, como uma alteração de dispositivo DirectX. Normalmente, o aplicativo deve regenerar seu conteúdo de superfície quando notificado sobre esse evento.

// Register
static event_token SurfaceContentsLost(EventHandler<IInspectable> const& handler) const;

// Revoke with event_token
static void SurfaceContentsLost(event_token const* cookie) const;

// Revoke with event_revoker
static CompositionTarget::SurfaceContentsLost_revoker SurfaceContentsLost(auto_revoke_t, EventHandler<IInspectable> const& handler) const;

public static event System.EventHandler<object> SurfaceContentsLost;

function onSurfaceContentsLost(eventArgs) { /* Your code */ }
Windows.UI.Xaml.Media.CompositionTarget.addEventListener("surfacecontentslost", onSurfaceContentsLost);
Windows.UI.Xaml.Media.CompositionTarget.removeEventListener("surfacecontentslost", onSurfaceContentsLost);
- or -
Windows.UI.Xaml.Media.CompositionTarget.onsurfacecontentslost = onSurfaceContentsLost;

Public Shared Custom Event SurfaceContentsLost As EventHandler(Of Object) 

Tipo de evento

EventHandler<Object>

EventHandler<Object>

EventHandler<IInspectable>