int CountForCategory( 
   int categoryId,
   bool publicOnly,
   bool groupRestrictions
)

Parameters

categoryId

Id of the category to count for

publicOnly

If true only public (published) items are included in the count

groupRestrictions

If true products assigned to groups that doesn't belong to user will not be counted.

Return Value

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

Reference

ICatalogRepository Interface
ICatalogRepository Members
Overload List