Question

TREEVIEW for a BEGINNER

Asked by: Collenr

Hello,

I have just started using VB.NET, completed the VB.NET INTRO COURCE and I would like to know how I can create a TREEVIEW with an access db, I have a Dataset and Dataview configured to what I want to view, two tables are linked with a dataview.

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Asked On
2004-07-05 at 22:46:58ID21048642
Topic

Microsoft Visual Basic.Net

Participating Experts
2
Points
250
Comments
4

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Answers

 

by: andrewpkPosted on 2004-07-05 at 22:58:32ID: 11478045

here's a sample thats included on the MSDN website
it connects to a database and draws up a treeview of whats inside
http://msdn.microsoft.com/library/en-us/vbcon98/html/vbconscenarioviewingbibliomdbdatabaseastree.asp

More info, refer to this:
http://msdn.microsoft.com/library/default.asp?url=/library/en-us/vbcon98/html/vbconusingtreeviewcontrol.asp

andrew

 

by: iboutchkinePosted on 2004-07-06 at 05:42:48ID: 11480235

Try this
Private Sub fillTV()
        Dim myCMD As OleDbCommand = New OleDbCommand("SELECT * FROM PRQ", cn)
        Dim myRDR As OleDbDataReader = myCMD.ExecuteReader

        tvMain.Nodes.Clear()
        Do While myRDR.Read
            Dim nd As New TreeNode()
            nd.Text = myRDR.GetString(2)
            nd.Tag = myRDR.GetString(1)
            tvMain.Nodes.Add(nd)
        Loop
        myRDR.Close()
        myCMD.Dispose()
    End Sub

20120131-EE-VQP-002

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