Parent-Beziehung herstellen und Struktur abfüllen

[Visual Basic]
Private Sub Update_Node( _ 
   ByVal oSourceData As DataTable, _ 
   ByVal Tree As TreeView _ 
)

Parameter

oSourceData

Tree

Quellcode

[Visual Basic]
        Private Sub Update_Node(ByVal oSourceData As DataTable, ByVal Tree As TreeView) 
            If Not (oSourceData Is Nothing) Then 
                Dim oView As DataView = oSourceData.DefaultView 
                Dim oTable As DataTable = oView.Table 
                Dim oDS As DataSet = New DataSet() 
                oDS.Tables.Add(oTable.Copy()) 
 
                If oDS.Relations.Contains("SelfRefenceRelation") = False Then 
                    oDS.Relations.Add("SelfRefenceRelation", _ 
                        oDS.Tables(0).Columns("Vertragselementnr"), _ 
                        oDS.Tables(0).Columns("Parentid")) 
                End If 
                oTable.Dispose() 
                oTable = Nothing 
                LoadNode(oDS, Tree) 
                oDS.Dispose() 
                oDS = Nothing 
            End If 
        End Sub

Forderungen

Plattformen: Windows 98, Windows 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

Siehe auch

clsParentelemente