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Public Sub buildTree(ByRef tree As System.Web.UI.WebControls.TreeView, ByVal HierarchyModel As String)
da = New DataHandler
Dim dsHierarchy As DataSet = da.getHierarchy(HierarchyModel)
Dim l1_drow As DataRow = dsHierarchy.Tables(0).Rows(0)
Dim l1_newNode As New OBJ.Node.CoordinationNode
fillNodeInfo(l1_newNode, l1_drow)
l1_newNode.SelectAction = Web.UI.WebControls.TreeNodeSelectAction.Select
l1_newNode.Collapse()
tree.Nodes.Add(l1_newNode)
For Each l2_drow As DataRow In dsHierarchy.Tables(1).Rows
Dim l2_newNode As New OBJ.Node.CoordinationNode
l2_newNode.Collapse()
If l2_drow.Item("PARENT_KEYNODE") = l1_drow.Item("KEYNODE") Then
fillNodeInfo(l2_newNode, l2_drow)
l2_newNode.SelectAction = Web.UI.WebControls.TreeNodeSelectAction.Select
l1_newNode.ChildNodes.Add(l2_newNode)
End If
For Each l3_drow As DataRow In dsHierarchy.Tables(2).Rows
Dim l3_newNode As New OBJ.Node.CoordinationNode
l3_newNode.Collapse()
If l3_drow.Item("PARENT_KEYNODE") = l2_drow.Item("KEYNODE") Then
fillNodeInfo(l3_newNode, l3_drow)
l2_newNode.ChildNodes.Add(l3_newNode)
End If
For Each l4_drow As DataRow In dsHierarchy.Tables(3).Rows
Dim l4_newNode As New OBJ.Node.CoordinationNode
l4_newNode.Collapse()
If l4_drow.Item("PARENT_KEYNODE") = l3_drow.Item("KEYNODE") Then
fillNodeInfo(l4_newNode, l4_drow)
l3_newNode.ChildNodes.Add(l4_newNode)
End If
For Each l5_drow As DataRow In dsHierarchy.Tables(4).Rows
Dim l5_newNode As New OBJ.Node.CoordinationNode
l5_newNode.Collapse()
If l5_drow.Item("PARENT_KEYNODE") = l4_drow.Item("KEYNODE") Then
fillNodeInfo(l5_newNode, l5_drow)
l4_newNode.ChildNodes.Add(l5_newNode)
End If
For Each l6_drow As DataRow In dsHierarchy.Tables(5).Rows
Dim l6_newNode As New OBJ.Node.CoordinationNode
l6_newNode.Collapse()
If l6_drow.Item("PARENT_KEYNODE") = l5_drow.Item("KEYNODE") Then
fillNodeInfo(l6_newNode, l6_drow)
l5_newNode.ChildNodes.Add(l6_newNode)
End If
For Each l7_drow As DataRow In dsHierarchy.Tables(6).Rows
Dim l7_newNode As New OBJ.Node.CoordinationNode
l7_newNode.Collapse()
If l7_drow.Item("PARENT_KEYNODE") = l6_drow.Item("KEYNODE") Then
fillNodeInfo(l7_newNode, l7_drow)
l6_newNode.ChildNodes.Add(l7_newNode)
End If
For Each l8_drow As DataRow In dsHierarchy.Tables(7).Rows
Dim l8_newNode As New OBJ.Node.CoordinationNode
l8_newNode.Collapse()
If l8_drow.Item("PARENT_KEYNODE") = l7_drow.Item("KEYNODE") Then
fillNodeInfo(l8_newNode, l8_drow)
l7_newNode.ChildNodes.Add(l8_newNode)
End If
Next
Next
Next
Next
Next
Next
Next
tree.DataBind()
End Sub |
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