This class method adds an association between a clipboard format and a particular class name.

#define INCL_WINWORKPLACE
#include <os2.h>

M_WPDataFile     *somSelf;       /*  Pointer to the WPDataFile class object. */
ULONG             aCBFormat;     /*  Atom referring to the clipboard format. */
PSZ               pszClassName;  /*  String containing the name of the class to associate the clipboard format with. */
ULONG             rc;            /*  Success indicator. */

rc = _wpclsAddClipboardAssoc(somSelf, aCBFormat,
       pszClassName);