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Add hashes for long long keys

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@35743 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Michael Wetherell 2005-09-27 19:08:55 +00:00
parent 11e62fe658
commit bfe1edbddb
1 changed files with 19 additions and 0 deletions
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19
include/wx/hashmap.h
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@ -461,6 +461,13 @@ class WXDLLIMPEXP_BASE wxIntegerHash
WX_HASH_MAP_NAMESPACE::hash<unsigned int> uintHash;
WX_HASH_MAP_NAMESPACE::hash<short> shortHash;
WX_HASH_MAP_NAMESPACE::hash<unsigned short> ushortHash;
size_t longlongHash( wxLongLong_t x ) const
{
return longHash( wx_truncate_cast(long, x) ) ^
longHash( wx_truncate_cast(long, x >> (sizeof(long) * 8)) );
}
public:
wxIntegerHash() { }
size_t operator()( long x ) const { return longHash( x ); }
@ -469,6 +476,10 @@ public:
size_t operator()( unsigned int x ) const { return uintHash( x ); }
size_t operator()( short x ) const { return shortHash( x ); }
size_t operator()( unsigned short x ) const { return ushortHash( x ); }
#if defined wxLongLong_t && !defined wxLongLongIsLong
size_t operator()( wxLongLong_t x ) const { return longlongHash(x); }
size_t operator()( wxULongLong_t x ) const { return longlongHash(x); }
#endif
wxIntegerHash& operator=(const wxIntegerHash&) { return *this; }
};
@ -486,6 +497,10 @@ public:
unsigned long operator()( unsigned int x ) const { return x; }
unsigned long operator()( short x ) const { return (unsigned long)x; }
unsigned long operator()( unsigned short x ) const { return x; }
#if defined wxLongLong_t && !defined wxLongLongIsLong
wxULongLong_t operator()( wxLongLong_t x ) const { return wx_static_cast(wxULongLong_t, x); }
wxULongLong_t operator()( wxULongLong_t x ) const { return x; }
#endif
wxIntegerHash& operator=(const wxIntegerHash&) { return *this; }
};
@ -502,6 +517,10 @@ public:
bool operator()( unsigned int a, unsigned int b ) const { return a == b; }
bool operator()( short a, short b ) const { return a == b; }
bool operator()( unsigned short a, unsigned short b ) const { return a == b; }
#if defined wxLongLong_t && !defined wxLongLongIsLong
bool operator()( wxLongLong_t a, wxLongLong_t b ) const { return a == b; }
bool operator()( wxULongLong_t a, wxULongLong_t b ) const { return a == b; }
#endif
wxIntegerEqual& operator=(const wxIntegerEqual&) { return *this; }
};