#define _WX_DECLARE_HASH_MAP_KEY_EX( KEY_T, PAIR_T, CLASSNAME, CLASSEXP ) \
CLASSEXP CLASSNAME \
{ \
+ typedef KEY_T key_type; \
+ typedef PAIR_T pair_type; \
+ typedef const key_type const_key_type; \
+ typedef const pair_type const_pair_type; \
+ typedef const_key_type& const_key_reference; \
+ typedef const_pair_type& const_pair_reference; \
public: \
CLASSNAME() { } \
- KEY_T operator()( PAIR_T pair ) const { return pair.first; } \
+ const_key_reference operator()( const_pair_reference pair ) const { return pair.first; }\
\
/* the dummy assignment operator is needed to suppress compiler */ \
/* warnings from hash table class' operator=(): gcc complains about */ \