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ContextItemManager.NotifyItemChanged 方法

定義

代表 Helper 方法,這個方法會叫用受保護的 OnItemChanged(EditingContext, ContextItem) 方法。

protected:
 static void NotifyItemChanged(System::Activities::Presentation::EditingContext ^ context, System::Activities::Presentation::ContextItem ^ item, System::Activities::Presentation::ContextItem ^ previousItem);
protected static void NotifyItemChanged (System.Activities.Presentation.EditingContext context, System.Activities.Presentation.ContextItem item, System.Activities.Presentation.ContextItem previousItem);
static member NotifyItemChanged : System.Activities.Presentation.EditingContext * System.Activities.Presentation.ContextItem * System.Activities.Presentation.ContextItem -> unit
Protected Shared Sub NotifyItemChanged (context As EditingContext, item As ContextItem, previousItem As ContextItem)

參數

context
EditingContext

使用中的 EditingContext

item
ContextItem

新的 ContextItem

previousItem
ContextItem

上一個 ContextItem

例外狀況

contextitempreviousItemnull

適用於