Graph.BeginUpdate 方法 (Object, String, UndoOption, Boolean)

發行項
11/01/2012

開始進行批次模式更新更有效率的圖形 ()。您必須在呼叫傳回的 GraphTransactionScope 的 Complete() 方法，否則變更將復原。通常使用這個模式是在 using 區塊，因此，如果擲回例外狀況變更自動復原。

命名空間： Microsoft.VisualStudio.GraphModel
組件： Microsoft.VisualStudio.GraphModel (在 Microsoft.VisualStudio.GraphModel.dll 中)

語法

'宣告
Public Function BeginUpdate ( _
    undoUnitId As Object, _
    undoDescription As String, _
    option As UndoOption, _
    forceAdd As Boolean _
) As GraphTransactionScope

public GraphTransactionScope BeginUpdate(
    Object undoUnitId,
    string undoDescription,
    UndoOption option,
    bool forceAdd
)

public:
GraphTransactionScope^ BeginUpdate(
    Object^ undoUnitId, 
    String^ undoDescription, 
    UndoOption option, 
    bool forceAdd
)

member BeginUpdate : 
        undoUnitId:Object * 
        undoDescription:string * 
        option:UndoOption * 
        forceAdd:bool -> GraphTransactionScope

public function BeginUpdate(
    undoUnitId : Object, 
    undoDescription : String, 
    option : UndoOption, 
    forceAdd : boolean
) : GraphTransactionScope