INotifyCollectionChanged.CollectionChanged Evento

Definição

Namespace:

Microsoft.UI.Xaml.Interop

Ocorre quando a coleção é alterada.

// Register
event_token CollectionChanged(NotifyCollectionChangedEventHandler const& handler) const;

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

// Revoke with event_revoker
INotifyCollectionChanged::CollectionChanged_revoker CollectionChanged(auto_revoke_t, NotifyCollectionChangedEventHandler const& handler) const;

event NotifyCollectionChangedEventHandler CollectionChanged;

function onCollectionChanged(eventArgs) { /* Your code */ }
iNotifyCollectionChanged.addEventListener("collectionchanged", onCollectionChanged);
iNotifyCollectionChanged.removeEventListener("collectionchanged", onCollectionChanged);
- or -
iNotifyCollectionChanged.oncollectionchanged = onCollectionChanged;

Event CollectionChanged As NotifyCollectionChangedEventHandler 

Tipo de evento

NotifyCollectionChangedEventHandler

Comentários

Ao programar com o .NET, essa interface fica oculta e os desenvolvedores devem usar a interface System.Collections.Specialized.INotifyCollectionChanged .

Confira também

• Exemplo de associação de dados XAML