LinqDataSourceView.OnDeleting(LinqDataSourceDeleteEventArgs) 方法
定义
protected:
virtual void OnDeleting(System::Web::UI::WebControls::LinqDataSourceDeleteEventArgs ^ e);
protected virtual void OnDeleting (System.Web.UI.WebControls.LinqDataSourceDeleteEventArgs e);
abstract member OnDeleting : System.Web.UI.WebControls.LinqDataSourceDeleteEventArgs -> unit
override this.OnDeleting : System.Web.UI.WebControls.LinqDataSourceDeleteEventArgs -> unit
Protected Overridable Sub OnDeleting (e As LinqDataSourceDeleteEventArgs)
参数
事件数据。The event data.
注解
引发事件时,将通过委托调用事件处理程序。Raising an event invokes the event handler through a delegate. 有关如何处理事件的详细信息,请参阅 处理和引发事件。For more information about how to handle events, see Handling and Raising Events.
OnDeleting方法还使派生类可以处理事件,而无需附加委托。The OnDeleting method also enables derived classes to handle the event without attaching a delegate. 这是在派生类中处理事件的首选技术。This is the preferred technique for handling the event in a derived class.
继承者说明
在 OnDeleting(LinqDataSourceDeleteEventArgs) 派生类中重写方法时,请确保调用基类的方法, OnDeleting(LinqDataSourceDeleteEventArgs) 以便注册的委托接收事件。When you override the OnDeleting(LinqDataSourceDeleteEventArgs) method in a derived class, make sure that you call the OnDeleting(LinqDataSourceDeleteEventArgs) method for the base class so that registered delegates receive the event.