MyContent bir panel ya da herhangi bir kontrol elemanı olabilir.
Dim host As New ToolStripControlHost(MyContent)
host.Margin = Padding.Empty
host.Padding = Padding.Empty
host.AutoSize = False
host.Height = 180
host.Width = 490
Dim popup As New ToolStripDropDown()
popup.Margin = Padding.Empty
popup.Padding = Padding.Empty
popup.Size = host.Size
popup.BackColor = Color.White
popup.Items.Add(host)
popup.Show(pnlFill, btnSearch.Location.X, tlvMain.Height - 180)
Me.Controls.Remove(MyContent)
