SerializerWriter.WritingPrintTicketRequired 事件
定义
重要
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在派生类中重写时，在通过PrintTicket或Write方法将流添加到流之前WriteAsync发生。
public:
abstract event System::Windows::Documents::Serialization::WritingPrintTicketRequiredEventHandler ^ WritingPrintTicketRequired;public abstract event System.Windows.Documents.Serialization.WritingPrintTicketRequiredEventHandler WritingPrintTicketRequired;member this.WritingPrintTicketRequired : System.Windows.Documents.Serialization.WritingPrintTicketRequiredEventHandler Public MustOverride Custom Event WritingPrintTicketRequired As WritingPrintTicketRequiredEventHandler Public MustOverride Event WritingPrintTicketRequired As WritingPrintTicketRequiredEventHandler 事件类型
注解
该WritingPrintTicketRequired事件使事件处理程序可以替换PrintTicket在或Write方法调用中指定的WriteAsync新项。
