X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/8ae94823a3bf377614a5a67f750545217b6f6b8d..a589495eeb083bee99e4c92f8ff4e12457ca82bb:/include/wx/hashmap.h diff --git a/include/wx/hashmap.h b/include/wx/hashmap.h index 0502f6a27a..95314ada5a 100644 --- a/include/wx/hashmap.h +++ b/include/wx/hashmap.h @@ -18,10 +18,35 @@ #include "wx/string.h" -#include // for ptrdiff_t +#if (defined(HAVE_EXT_HASH_MAP) || defined(HAVE_HASH_MAP)) \ + && (defined(HAVE_GNU_CXX_HASH_MAP) || defined(HAVE_STD_HASH_MAP)) + #define HAVE_STL_HASH_MAP +#endif + +#if wxUSE_STL && defined(HAVE_STL_HASH_MAP) + +#if defined(HAVE_EXT_HASH_MAP) + #include +#elif defined(HAVE_HASH_MAP) + #include +#endif + +#if defined(HAVE_GNU_CXX_HASH_MAP) + #define WX_HASH_MAP_NAMESPACE __gnu_cxx +#elif defined(HAVE_STD_HASH_MAP) + #define WX_HASH_MAP_NAMESPACE std +#endif + +#define _WX_DECLARE_HASH_MAP( KEY_T, VALUE_T, HASH_T, KEY_EQ_T, CLASSNAME, CLASSEXP ) \ + typedef WX_HASH_MAP_NAMESPACE::hash_map< KEY_T, VALUE_T, HASH_T, KEY_EQ_T > CLASSNAME; + +#else // !wxUSE_STL || !defined(HAVE_STL_HASH_MAP) + #ifdef __WXWINCE__ typedef int ptrdiff_t; +#else +#include // for ptrdiff_t #endif // private @@ -70,7 +95,6 @@ protected: static void CopyHashTable( _wxHashTable_NodeBase** srcTable, size_t srcBuckets, _wxHashTableBase2* dst, _wxHashTable_NodeBase** dstTable, - size_t dstBuckets, BucketFromNode func, ProcessNode proc ); static void** AllocTable( size_t sz ) @@ -298,19 +322,6 @@ protected: \ \ return node; \ } \ - void CreateNodeLast( const value_type& value ) \ - { \ - size_t bucket = m_hasher( m_getKey(value) ) % m_tableBuckets; \ - Node* curr = m_table[bucket], \ - * next = m_table[bucket]; \ - while( next ) { curr = next; next = next->m_next(); } \ - Node** ptr = curr ? (Node**)&curr->m_nxt : &m_table[bucket]; \ - *ptr = new Node( value ); \ - /* must be after the node is inserted */ \ - ++m_items; \ - if( SHOULD_GROW( m_tableBuckets, m_items ) ) \ - ResizeTable( m_tableBuckets ); \ - } \ void CreateNode( const value_type& value ) \ {\ CreateNode(value, m_hasher( m_getKey(value) ) % m_tableBuckets ); \ @@ -358,7 +369,7 @@ protected: \ m_tableBuckets = newSize; \ \ CopyHashTable( (_wxHashTable_NodeBase**)srcTable, srcBuckets, \ - this, (_wxHashTable_NodeBase**)m_table, newSize, \ + this, (_wxHashTable_NodeBase**)m_table, \ (BucketFromNode)GetBucketForNode,\ (ProcessNode)&DummyProcessNode ); \ free(srcTable); \ @@ -370,7 +381,7 @@ protected: \ ResizeTable( ht.size() ); \ CopyHashTable( (_wxHashTable_NodeBase**)ht.m_table, ht.m_tableBuckets,\ (_wxHashTableBase2*)this, \ - (_wxHashTable_NodeBase**)m_table, m_tableBuckets, \ + (_wxHashTable_NodeBase**)m_table, \ (BucketFromNode)GetBucketForNode, \ (ProcessNode)CopyNode ); \ } \ @@ -422,6 +433,8 @@ inline bool grow_lf70( size_t buckets, size_t items ) return float(items)/float(buckets) >= 0.85; } +#endif // !wxUSE_STL || !defined(HAVE_STL_HASH_MAP) + // ---------------------------------------------------------------------------- // hashing and comparison functors // ---------------------------------------------------------------------------- @@ -430,6 +443,31 @@ inline bool grow_lf70( size_t buckets, size_t items ) // operators to suppress warnings about "statement with no effect" from gcc // in the hash table class assignment operator (where they're assigned) +#if wxUSE_STL && defined(HAVE_STL_HASH_MAP) + +// integer types +class WXDLLIMPEXP_BASE wxIntegerHash +{ + WX_HASH_MAP_NAMESPACE::hash longHash; + WX_HASH_MAP_NAMESPACE::hash ulongHash; + WX_HASH_MAP_NAMESPACE::hash intHash; + WX_HASH_MAP_NAMESPACE::hash uintHash; + WX_HASH_MAP_NAMESPACE::hash shortHash; + WX_HASH_MAP_NAMESPACE::hash ushortHash; +public: + wxIntegerHash() { } + size_t operator()( long x ) const { return longHash( x ); } + size_t operator()( unsigned long x ) const { return ulongHash( x ); } + size_t operator()( int x ) const { return intHash( x ); } + 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 ); } + + wxIntegerHash& operator=(const wxIntegerHash&) { return *this; } +}; + +#else // !wxUSE_STL || !defined(HAVE_STL_HASH_MAP) + // integer types class WXDLLIMPEXP_BASE wxIntegerHash { @@ -445,6 +483,8 @@ public: wxIntegerHash& operator=(const wxIntegerHash&) { return *this; } }; +#endif // !wxUSE_STL || !defined(HAVE_STL_HASH_MAP) + class WXDLLIMPEXP_BASE wxIntegerEqual { public: @@ -467,7 +507,11 @@ public: // TODO: this might not work well on architectures with 64 bit pointers but // 32 bit longs, we should use % ULONG_MAX there +#if wxUSE_STL && defined(HAVE_STL_HASH_MAP) + size_t operator()( const void* k ) const { return (size_t)k; } +#else unsigned long operator()( const void* k ) const { return (unsigned long)wxPtrToULong(k); } +#endif wxPointerHash& operator=(const wxPointerHash&) { return *this; } }; @@ -516,6 +560,8 @@ public: wxStringEqual& operator=(const wxStringEqual&) { return *this; } }; +#if !wxUSE_STL || !defined(HAVE_STL_HASH_MAP) + #define _WX_DECLARE_HASH_MAP( KEY_T, VALUE_T, HASH_T, KEY_EQ_T, CLASSNAME, CLASSEXP ) \ _WX_DECLARE_PAIR( KEY_T, VALUE_T, CLASSNAME##_wxImplementation_Pair, CLASSEXP ) \ _WX_DECLARE_HASH_MAP_KEY_EX( KEY_T, CLASSNAME##_wxImplementation_Pair, CLASSNAME##_wxImplementation_KeyEx, CLASSEXP ) \ @@ -525,8 +571,10 @@ CLASSEXP CLASSNAME:public CLASSNAME##_wxImplementation_HashTable \ public: \ typedef VALUE_T mapped_type; \ \ - CLASSNAME( size_type hint = 100, hasher hf = hasher(), key_equal eq = key_equal() ) \ - : CLASSNAME##_wxImplementation_HashTable( hint, hf, eq, CLASSNAME##_wxImplementation_KeyEx() ) {} \ + wxEXPLICIT CLASSNAME( size_type hint = 100, hasher hf = hasher(), \ + key_equal eq = key_equal() ) \ + : CLASSNAME##_wxImplementation_HashTable( hint, hf, eq, \ + CLASSNAME##_wxImplementation_KeyEx() ) {} \ \ mapped_type& operator[]( const const_key_type& key ) \ { \ @@ -555,6 +603,8 @@ public: \ { return GetNode( key ) ? 1 : 0; } \ } +#endif // !wxUSE_STL || !defined(HAVE_STL_HASH_MAP) + // these macros are to be used in the user code #define WX_DECLARE_HASH_MAP( KEY_T, VALUE_T, HASH_T, KEY_EQ_T, CLASSNAME) \ _WX_DECLARE_HASH_MAP( KEY_T, VALUE_T, HASH_T, KEY_EQ_T, CLASSNAME, class ) @@ -606,5 +656,12 @@ public: \ (hashmap).clear(); \ } +//--------------------------------------------------------------------------- +// Declarations of common hashmap classes + +WX_DECLARE_HASH_MAP_WITH_DECL( long, long, wxIntegerHash, wxIntegerEqual, + wxLongToLongHashMap, class WXDLLIMPEXP_BASE ); + + #endif // _WX_HASHMAP_H_