// // FILE: CMclWaitableObject.h // // Copyright (c) 1997 by Aaron Michael Cohen and Mike Woodring // ///////////////////////////////////////////////////////////////////////// #ifndef __CMCLWAITABLEOBJECT_H__ #define __CMCLWAITABLEOBJECT_H__ #include "CMclGlobal.h" class CMclWaitableObject { // class has no member data, it's only purpose is to provide // a base class for waitable objects which have internal HANDLES // and Status... // class needs no construtor, since it has no members... public: // get the internal handle... // this member function is virtual to assure // this function appears in all derived classes // and pure (= 0) so that this class cannot be instantiated... virtual HANDLE GetHandle(void) const = 0; // get the internal object status... // this member function is virtual to assure // this function appears in all derived classes // and pure (= 0) so that this class cannot be instantiated... virtual DWORD Status(void) const = 0; }; #endif