This property returns true if the control has ControlStyles.Selectable set to true, is contained in another control, and all its parent controls are both visible and enabled.
Requirements
Target Platforms: 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