Gets the next available icon of the requested size. If the icon of requested size is available in the icon set, it will be returned. Otherwise, the icon of the next bigger size will be returned (or the biggest one icon of requested size is too big).

'宣言
 
Public Function GetNextAvailableIcon( _
   ByVal size As Size _
) As C1Icon

public C1Icon GetNextAvailableIcon( 
   Size size
)