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TreeView Control in VB.Net

TreeView Control in VB.Net

Pushpendra Singh 20226 12-Dec-2010

The TreeView control is used to display a hierarchy of nodes. You can expand and collapse these nodes by clicking them.

How to use TreeView control

Drag and drop TreeView from toolbox on the window Form

TreeView Control in VB.Net

Code:

Public Class mindstick
 
    Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
      'adding data in TreeView
        TreeView1.Nodes.Add("Database") 'this is root node
        TreeView1.Nodes(0).Nodes.Add("sql server")
        TreeView1.Nodes(0).Nodes.Add("my sql")
        TreeView1.Nodes(0).Nodes.Add("Oracle")
        TreeView1.Nodes.Add("Programming langauage")'this is root node
        TreeView1.Nodes(1).Nodes.Add("C#")
        TreeView1.Nodes(1).Nodes.Add("VB")
        TreeView1.Nodes(1).Nodes.Add("Java")
 
    End Sub
End Class 

Run the project

TreeView Control in VB.Net

When you expand the Database node then the child node of the database will show.

TreeView Control in VB.Net

TreeView Properties

ShowRootLine: set the ShowRootLine to show or hide Line, By default, it is set to true.

ForeColor:  ForeColor of TreeView can be changed through TreeView ForeColor property.

Private Sub Form19_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        'change TreeView ForeColor
        TreeView1.ForeColor = Color.Red
End Sub

TreeView Control in VB.Net

BackColor: BackColor of TreeView can be changed through TreeView BackColor property.

  Private Sub Form19_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        'change TreeView BckColor
        TreeView1.BackColor = Color.PowderBlue
 End Sub

TreeView Control in VB.Net


Updated 02-May-2020

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