+// ----------------------------------------------------------------------------
+// this is the base class for object hashes: hash tables which contain
+// pointers to objects
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxHashTableBase : public wxObject
+{
+public:
+ wxHashTableBase();
+
+ void Create(wxKeyType keyType = wxKEY_INTEGER,
+ size_t size = wxHASH_SIZE_DEFAULT);
+ void Destroy();
+
+ size_t GetSize() const { return m_hashSize; }
+ size_t GetCount() const { return m_count; }
+
+ void DeleteContents(bool flag);
+
+protected:
+ // find the node for (key, value)
+ wxNodeBase *GetNode(long key, long value) const;
+
+ // the array of lists in which we store the values for given key hash
+ wxListBase **m_hashTable;
+
+ // the size of m_lists array
+ size_t m_hashSize;
+
+ // the type of indexing we use
+ wxKeyType m_keyType;
+
+ // the total number of elements in the hash
+ size_t m_count;
+
+ // should we delete our data?
+ bool m_deleteContents;
+
+private:
+ // no copy ctor/assignment operator (yet)
+ DECLARE_NO_COPY_CLASS(wxHashTableBase)
+};
+
+// ----------------------------------------------------------------------------
+// a hash table which stores longs
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT 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 WXDLLEXPORT 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)
+};
+
+// ----------------------------------------------------------------------------
+// for compatibility only
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxHashTable : public wxObject
projects / wxWidgets.git / blobdiff