Gets the array of two colors used to draw the footer (area for the ControlBar container) background.
The first color is the top color. The second color is the bottom color. The default values are null (Nothing in Visual Basic), which makes the control bar background the same as the panel background. The default value is null (Nothing in Visual Basic).
protected List(Of Color) footerColors { get; }
'Declaration Protected Read Property footerColors As List(Of Color)