This method is called to allow the class object to specify the default object class style for its instances.

#define INCL_WINWORKPLACE
#include <os2.h>

M_WPObject     *somSelf;   /*  Pointer to the WPObject class object. */
ULONG           ulReturn;  /*  Class style for this object. */

ulReturn = _wpclsQueryStyle(somSelf);