Tree aufbauen

[Visual Basic]
Private Sub LoadNode( _ 
   ByVal oDS As DataSet, _ 
   ByRef oNode As TreeView _ 
)

Parameter

oDS

Input-Dataset

oNode

Aktueller Node

Quellcode

[Visual Basic]
        Private Sub LoadNode(ByVal oDS As DataSet, ByRef oNode As TreeView) 
            'Dim oTreeView As TreeView = New TreeView() 
            Dim oDataRow As DataRow 
            For Each oDataRow In oDS.Tables(0).Rows 
                If Not oDataRow.IsNull("Parentid") Then 
                    If oDataRow.Item("Parentid") = 0 Then 
                        'If oDataRow.IsNull("Parentid") Then 
                        Dim oNode1 As New TreeNode() 
                        oNode1.Text = oDataRow("Bezeichnung").ToString() 
                        oNode1.Tag = oDataRow("vertragselementnr").ToString 
                        If oDataRow.Item("aktiv") = 0 Then 
                            oNode1.NodeFont = Me.fnt_Strikeout 
                            oNode1.ImageIndex = 3 
                            oNode1.SelectedImageIndex = 3 
                            oNode1.StateImageIndex = 3 
                        Else 
                            oNode1.NodeFont = Me.fnt_normal 
                            oNode1.ImageIndex = 1 
                            oNode1.SelectedImageIndex = 1 
                            oNode1.StateImageIndex = 1 
                        End If 
                        oNode.Nodes.Add(oNode1) 
                        RecursivelyLoadNode(oDataRow, oNode1) 
                    End If 
                End If 
            Next oDataRow 
            oDS.Dispose() 
            oDS = Nothing 
        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