Tree aufbauen

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

Parameter

oDS

oTreeview

Quellcode

[Visual Basic]
        Private Sub LoadTreeView(ByVal oDS As DataSet, ByRef oTreeview 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 oNode As New TreeNode() 
                        oNode.Text = oDataRow("Bezeichnung").ToString() 
                        oNode.Tag = oDataRow("applikationsnr").ToString 
                        If oNode.Tag < 0 Then 
                            oNode.ImageIndex = 0 
                            oNode.SelectedImageIndex = 0 
                            oNode.StateImageIndex = 0 
                        Else 
                            If oDataRow.Item("Aktiv") = 0 Then 
                                oNode.ImageIndex = 2 
                                oNode.SelectedImageIndex = 2 
                                oNode.StateImageIndex = 2 
                                'If oDataRow.Item("Lic") = True Then 
                                '    oNode.ImageIndex = 4 
                                '    oNode.SelectedImageIndex = 4 
                                '    oNode.StateImageIndex = 4 
                                'End If 
                            Else 
                                oNode.ImageIndex = 1 
                                oNode.SelectedImageIndex = 1 
                                oNode.StateImageIndex = 1 
                                'If oDataRow.Item("Lic") = True Then 
                                '    oNode.ImageIndex = 3 
                                '    oNode.SelectedImageIndex = 3 
                                '    oNode.StateImageIndex = 3 
                                'End If 
                                End If 
                        End If 
                        oTreeview.Nodes.Add(oNode) 
                        RecursivelyLoadTree(oDataRow, oNode) 
                    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

clsApplikationTree