INotifyCollectionChanged.CollectionChanged 事件

定义

命名空间:

Windows.UI.Xaml.Interop

在集合更改时发生。

// 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 

事件类型

NotifyCollectionChangedEventHandler NotifyCollectionChangedEventHandler

注解

使用 .NET 编程时，此接口是隐藏的，开发人员应使用 System.Collections.Specialized.INotifyCollectionChanged 接口。

另请参阅

• XAML 数据绑定示例