private void radListBox1_MouseDown(object sender, MouseEventArgs e)
{
if (e.Button == MouseButtons.Right)
{
RadElement clickedItem = radListControl2.ElementTree.GetElementAtPoint(e.Location) as RadElement;
if (clickedItem != null)
{
RadListBoxItem dataItem = clickedItem as RadListBoxItem;
MessageBox.Show("Right Clicked " + dataItem.Text);
}
}
}