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TreeView Control in C#.Net

Anonymous User15703 24-Jan-2011

The TreeView control is used to display a hierarchy of nodes. You can expand and

collapse these nodes by clicking them.Drag and drop TreeView control from

toolbox on the window Form.

TreeView Control in C#.Net

Code:
private void frmTreeView_Load(object sender, EventArgs e)
{
            treeView1.Nodes.Add("");
            treeView1.Nodes[0].Text= "Database";// this isparent node
            // fallowing are the child node of 'Database'
            treeView1.Nodes[0].Nodes.Add("sql server");
            treeView1.Nodes[0].Nodes.Add("my sql");
            treeView1.Nodes.Add("");
            treeView1.Nodes[1].Text = "Programming Language";// this is parent node
            // fallowing are the child node of 'Programming Language'
            treeView1.Nodes[1].Nodes.Add("C#");
            treeView1.Nodes[1].Nodes.Add("J#");
            treeView1.Nodes[1].Nodes.Add("java");
}
Run the project

 

TreeView Control in C#.Net

 

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

TreeView Control in C#.Net

TreeView Properties


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

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

Example:
private void frmTreeView_Load(object sender, EventArgs e)
{
            //change forecolor of treeview
            treeView1.ForeColor= Color.Red;
}


TreeView Control in C#.Net

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

Example:
privatevoid frmTreeView_Load(object sender, EventArgs e)
{
            //Change BackColor of TreeView
            treeView1.BackColor = Color.CadetBlue;
}


TreeView Control in C#.Net



Updated 04-Mar-2020
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