- virtual void DoSetItemClientData(int n, void* clientData) = 0;
- virtual void* DoGetItemClientData(int n) const = 0;
- virtual void DoSetItemClientObject(int n, wxClientData* clientData) = 0;
- virtual wxClientData* DoGetItemClientObject(int n) const = 0;
+ virtual void DoSetItemClientData(unsigned int n, void* clientData) = 0;
+ virtual void* DoGetItemClientData(unsigned int n) const = 0;
+ virtual void DoSetItemClientObject(unsigned int n, wxClientData* clientData) = 0;
+ virtual wxClientData* DoGetItemClientObject(unsigned int n) const = 0;