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- #ifndef K3DSDK_IHINT_H
- #define K3DSDK_IHINT_H
-
- #include "iunknown.h"
- #include <iosfwd>
-
- namespace k3d
- {
-
- /// Abstract interface implemented by objects that can act as "hints" for change events
- class ihint :
- public virtual iunknown
- {
- public:
- virtual ~ihint() {}
- virtual ihint* clone() = 0;
- virtual void print(std::ostream& Stream) = 0;
-
- protected:
- ihint() {}
- ihint(const ihint&) {}
- ihint& operator=(const ihint&) { return *this; }
- };
-
- } // namespace k3d
-
- #endif // !K3DSDK_IHINT_H
-
-