]> git.saurik.com Git - wxWidgets.git/blobdiff - include/wx/hash.h
made wxString::Replace, Matches and Find work with any form of string argument
[wxWidgets.git] / include / wx / hash.h
index 4196d68308f1222a1ca85a3834614032b4e3f9e0..106290a216c818faf58461798d7378191f5ebc77 100644 (file)
@@ -5,27 +5,24 @@
 // Modified by: VZ at 25.02.00: type safe hashes with WX_DECLARE_HASH()
 // Created:     01/02/97
 // RCS-ID:      $Id$
-// Copyright:   (c)
+// Copyright:   (c) Julian Smart
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_HASH_H__
 #define _WX_HASH_H__
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma interface "hash.h"
-#endif
-
 #include "wx/defs.h"
 
+#define wxUSE_OLD_HASH_TABLE 0
+
 #if !wxUSE_STL
     #include "wx/object.h"
-    #include "wx/list.h"
 #else
     class WXDLLIMPEXP_BASE wxObject;
 #endif
-#if WXWIN_COMPATIBILITY_2_4
-    #include "wx/dynarray.h"
+#if wxUSE_OLD_HASH_TABLE
+    #include "wx/list.h"
 #endif
 
 // the default size of the hash
@@ -43,7 +40,7 @@
 // pointers to objects
 // ----------------------------------------------------------------------------
 
-#if !wxUSE_STL
+#if wxUSE_OLD_HASH_TABLE
 
 class WXDLLIMPEXP_BASE wxHashTableBase : public wxObject
 {
@@ -83,7 +80,7 @@ private:
     DECLARE_NO_COPY_CLASS(wxHashTableBase)
 };
 
-#else // if wxUSE_STL
+#else // if !wxUSE_OLD_HASH_TABLE
 
 #if !defined(wxENUM_KEY_TYPE_DEFINED)
 #define wxENUM_KEY_TYPE_DEFINED
@@ -103,6 +100,10 @@ union wxHashKeyValue
     wxChar *string;
 };
 
+// for some compilers (AIX xlC), defining it as friend inside the class is not
+// enough, so provide a real forward declaration
+class WXDLLIMPEXP_BASE wxHashTableBase;
+
 class WXDLLIMPEXP_BASE wxHashTableBase_Node
 {
     friend class WXDLLIMPEXP_BASE wxHashTableBase;
@@ -151,7 +152,7 @@ public:
     typedef wxHashTableBase_Node Node;
 
     wxHashTableBase();
-    virtual ~wxHashTableBase();
+    virtual ~wxHashTableBase() { };
 
     void Create( wxKeyType keyType = wxKEY_INTEGER,
                  size_t size = wxHASH_SIZE_DEFAULT );
@@ -215,92 +216,13 @@ private:
     DECLARE_NO_COPY_CLASS(wxHashTableBase)
 };
 
-#endif // !wxUSE_STL
-
-#if !wxUSE_STL
-
-#if WXWIN_COMPATIBILITY_2_4
-
-// ----------------------------------------------------------------------------
-// a hash table which stores longs
-// ----------------------------------------------------------------------------
-
-class WXDLLIMPEXP_BASE wxHashTableLong : public wxObject
-{
-public:
-    wxHashTableLong(size_t size = wxHASH_SIZE_DEFAULT)
-        { Init(size); }
-    virtual ~wxHashTableLong();
-
-    void Create(size_t size = wxHASH_SIZE_DEFAULT);
-    void Destroy();
-
-    size_t GetSize() const { return m_hashSize; }
-    size_t GetCount() const { return m_count; }
-
-    void Put(long key, long value);
-    long Get(long key) const;
-    long Delete(long key);
-
-protected:
-    void Init(size_t size);
-
-private:
-    wxArrayLong **m_values,
-                **m_keys;
-
-    // the size of array above
-    size_t m_hashSize;
-
-    // the total number of elements in the hash
-    size_t m_count;
-
-    // not implemented yet
-    DECLARE_NO_COPY_CLASS(wxHashTableLong)
-};
-
-// ----------------------------------------------------------------------------
-// wxStringHashTable: a hash table which indexes strings with longs
-// ----------------------------------------------------------------------------
-
-class WXDLLIMPEXP_BASE wxStringHashTable : public wxObject
-{
-public:
-    wxStringHashTable(size_t sizeTable = wxHASH_SIZE_DEFAULT);
-    virtual ~wxStringHashTable();
-
-    // add a string associated with this key to the table
-    void Put(long key, const wxString& value);
-
-    // get the string from the key: if not found, an empty string is returned
-    // and the wasFound is set to FALSE if not NULL
-    wxString Get(long key, bool *wasFound = NULL) const;
-
-    // remove the item, returning TRUE if the item was found and deleted
-    bool Delete(long key) const;
-
-    // clean up
-    void Destroy();
-
-private:
-    wxArrayLong **m_keys;
-    wxArrayString **m_values;
-
-    // the size of array above
-    size_t m_hashSize;
-
-    DECLARE_NO_COPY_CLASS(wxStringHashTable)
-};
-
-#endif // WXWIN_COMPATIBILITY_2_4
-
-#endif  // !wxUSE_STL
+#endif // wxUSE_OLD_HASH_TABLE
 
 // ----------------------------------------------------------------------------
 // for compatibility only
 // ----------------------------------------------------------------------------
 
-#if wxUSE_STL
+#if !wxUSE_OLD_HASH_TABLE
 
 class WXDLLIMPEXP_BASE wxHashTable_Node : public wxHashTableBase_Node
 {
@@ -336,39 +258,39 @@ public:
         : wxHashTableBase() { Create( keyType, size ); BeginFind(); }
     wxHashTable( const wxHashTable& table );
 
-    const wxHashTable& operator=( const wxHashTable& );
+    virtual ~wxHashTable() { Destroy(); }
 
-    void Destroy() { Clear(); }
+    const wxHashTable& operator=( const wxHashTable& );
 
     // key and value are the same
     void Put(long value, wxObject *object)
         { DoPut( value, value, object ); }
-    void Put(long hash, long value, wxObject *object)
-        { DoPut( value, hash, object ); }
+    void Put(long lhash, long value, wxObject *object)
+        { DoPut( value, lhash, object ); }
     void Put(const wxChar *value, wxObject *object)
         { DoPut( value, MakeKey( value ), object ); }
-    void Put(long hash, const wxChar *value, wxObject *object)
-        { DoPut( value, hash, object ); }
+    void Put(long lhash, const wxChar *value, wxObject *object)
+        { DoPut( value, lhash, object ); }
 
     // key and value are the same
     wxObject *Get(long value) const
         { return (wxObject*)DoGet( value, value ); }
-    wxObject *Get(long hash, long value) const
-        { return (wxObject*)DoGet( value, hash ); }
+    wxObject *Get(long lhash, long value) const
+        { return (wxObject*)DoGet( value, lhash ); }
     wxObject *Get(const wxChar *value) const
         { return (wxObject*)DoGet( value, MakeKey( value ) ); }
-    wxObject *Get(long hash, const wxChar *value) const
-        { return (wxObject*)DoGet( value, hash ); }
+    wxObject *Get(long lhash, const wxChar *value) const
+        { return (wxObject*)DoGet( value, lhash ); }
 
     // Deletes entry and returns data if found
     wxObject *Delete(long key)
         { return (wxObject*)DoDelete( key, key ); }
-    wxObject *Delete(long hash, long key)
-        { return (wxObject*)DoDelete( key, hash ); }
+    wxObject *Delete(long lhash, long key)
+        { return (wxObject*)DoDelete( key, lhash ); }
     wxObject *Delete(const wxChar *key)
         { return (wxObject*)DoDelete( key, MakeKey( key ) ); }
-    wxObject *Delete(long hash, const wxChar *key)
-        { return (wxObject*)DoDelete( key, hash ); }
+    wxObject *Delete(long lhash, const wxChar *key)
+        { return (wxObject*)DoDelete( key, lhash ); }
 
     // Construct your own integer key from a string, e.g. in case
     // you need to combine it with something
@@ -385,8 +307,6 @@ public:
 
     size_t GetCount() const { return wxHashTableBase::GetCount(); }
 protected:
-    virtual void DoDeleteContents( wxHashTableBase_Node* node );
-
     // copy helper
     void DoCopy( const wxHashTable& copy );
 
@@ -394,6 +314,8 @@ protected:
     // m_curr to it and m_currBucket to its bucket
     void GetNextNode( size_t bucketStart );
 private:
+    virtual void DoDeleteContents( wxHashTableBase_Node* node );
+
     // current node
     Node* m_curr;
 
@@ -401,7 +323,7 @@ private:
     size_t m_currBucket;
 };
 
-#else // if !wxUSE_STL
+#else // if wxUSE_OLD_HASH_TABLE
 
 class WXDLLIMPEXP_BASE wxHashTable : public wxObject
 {
@@ -418,7 +340,7 @@ public:
 
     wxHashTable(int the_key_type = wxKEY_INTEGER,
                 int size = wxHASH_SIZE_DEFAULT);
-    ~wxHashTable();
+    virtual ~wxHashTable();
 
     // copy ctor and assignment operator
     wxHashTable(const wxHashTable& table) : wxObject()
@@ -492,9 +414,9 @@ private:
     DECLARE_DYNAMIC_CLASS(wxHashTable)
 };
 
-#endif
+#endif // wxUSE_OLD_HASH_TABLE
 
-#if wxUSE_STL
+#if !wxUSE_OLD_HASH_TABLE
 
 // defines a new type safe hash table which stores the elements of type eltype
 // in lists of class listclass
@@ -506,26 +428,25 @@ private:
                   size_t size = wxHASH_SIZE_DEFAULT)                          \
             : wxHashTableBase() { Create(keyType, size); }                    \
                                                                               \
-        ~hashclass() { Destroy(); }                                           \
+        virtual ~hashclass() { Destroy(); }                                   \
                                                                               \
-        void Destroy() { Clear(); }                                           \
         void Put(long key, eltype *data) { DoPut(key, key, (void*)data); }    \
-        void Put(long hash, long key, eltype *data)                           \
-            { DoPut(key, hash, (void*)data); }                                \
+        void Put(long lhash, long key, eltype *data)                          \
+            { DoPut(key, lhash, (void*)data); }                               \
         eltype *Get(long key) const { return (eltype*)DoGet(key, key); }      \
-        eltype *Get(long hash, long key) const                                \
-            { return (eltype*)DoGet(key, hash); }                             \
+        eltype *Get(long lhash, long key) const                               \
+            { return (eltype*)DoGet(key, lhash); }                            \
         eltype *Delete(long key) { return (eltype*)DoDelete(key, key); }      \
-        eltype *Delete(long hash, long key)                                   \
-            { return (eltype*)DoDelete(key, hash); }                          \
-    protected:                                                                \
+        eltype *Delete(long lhash, long key)                                  \
+            { return (eltype*)DoDelete(key, lhash); }                         \
+    private:                                                                  \
         virtual void DoDeleteContents( wxHashTableBase_Node* node )           \
             { delete (eltype*)node->GetData(); }                              \
                                                                               \
         DECLARE_NO_COPY_CLASS(hashclass)                                      \
     }
 
-#else // if !wxUSE_STL
+#else // if wxUSE_OLD_HASH_TABLE
 
 #define _WX_DECLARE_HASH(eltype, listclass, hashclass, classexp)               \
     classexp hashclass : public wxHashTableBase                                \
@@ -535,7 +456,7 @@ private:
                   size_t size = wxHASH_SIZE_DEFAULT)                           \
             { Create(keyType, size); }                                         \
                                                                                \
-        ~hashclass() { Destroy(); }                                            \
+        virtual ~hashclass() { Destroy(); }                                            \
                                                                                \
         void Put(long key, long val, eltype *data) { DoPut(key, val, data); }  \
         void Put(long key, eltype *data) { DoPut(key, key, data); }            \
@@ -577,7 +498,7 @@ private:
             {                                                                  \
                 m_hashTable[slot] = new listclass(m_keyType);                  \
                 if ( m_deleteContents )                                        \
-                    m_hashTable[slot]->DeleteContents(TRUE);                   \
+                    m_hashTable[slot]->DeleteContents(true);                   \
             }                                                                  \
                                                                                \
             ((listclass *)m_hashTable[slot])->Append(value, data);             \
@@ -587,7 +508,7 @@ private:
         DECLARE_NO_COPY_CLASS(hashclass)                                       \
     }
 
-#endif
+#endif // wxUSE_OLD_HASH_TABLE
 
 // this macro is to be used in the user code
 #define WX_DECLARE_HASH(el, list, hash) \