'Declaration Public Class IGListBox Inherits System.Windows.Forms.ListBox
public class IGListBox : System.Windows.Forms.ListBox
Overrides OnCreateControl and OnHandleCreated to ensure that an owner drawn listbox is set to redraw its contents when resized and provides. It also provides basic functionality for rendering an insertion mark while dragging over the listbox and also for automatically initiating a drag when pressing down on selected items.
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2