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Message.OnBeginWriteMessage 方法

定義

引發開始撰寫整封郵件的事件。

protected:
 virtual IAsyncResult ^ OnBeginWriteMessage(System::Xml::XmlDictionaryWriter ^ writer, AsyncCallback ^ callback, System::Object ^ state);
protected virtual IAsyncResult OnBeginWriteMessage (System.Xml.XmlDictionaryWriter writer, AsyncCallback callback, object state);
abstract member OnBeginWriteMessage : System.Xml.XmlDictionaryWriter * AsyncCallback * obj -> IAsyncResult
override this.OnBeginWriteMessage : System.Xml.XmlDictionaryWriter * AsyncCallback * obj -> IAsyncResult
Protected Overridable Function OnBeginWriteMessage (writer As XmlDictionaryWriter, callback As AsyncCallback, state As Object) As IAsyncResult

參數

writer
XmlDictionaryWriter

用於序列化整個訊息的寫入器。

callback
AsyncCallback

在作業完成時接收通知的委派方法。

state
Object

使用者定義的物件,表示作業的狀態。

傳回

IAsyncResult 物件,表示非同步作業的結果。

適用於