compilation fix

[wxWidgets.git] / include / wx / hash.h

diff --git a/include/wx/hash.h b/include/wx/hash.h
index 905544a4bd70ac7632dcb2a6dfcf5566085baa7e..5ac029b01e4e50bba0c9c9a15c9a922579bbeb94 100644 (file)
--- a/include/wx/hash.h
+++ b/include/wx/hash.h
@@ -34,7 +34,7 @@
 // pointers to objects
 // ----------------------------------------------------------------------------
 
-class WXDLLEXPORT_BASE wxHashTableBase : public wxObject
+class WXDLLIMPEXP_BASE wxHashTableBase : public wxObject
 {
 public:
     wxHashTableBase();
@@ -72,11 +72,13 @@ private:
     DECLARE_NO_COPY_CLASS(wxHashTableBase)
 };
 
+#if WXWIN_COMPATIBILITY_2_4
+
 // ----------------------------------------------------------------------------
 // a hash table which stores longs
 // ----------------------------------------------------------------------------
 
-class WXDLLEXPORT_BASE wxHashTableLong : public wxObject
+class WXDLLIMPEXP_BASE wxHashTableLong : public wxObject
 {
 public:
     wxHashTableLong(size_t size = wxHASH_SIZE_DEFAULT)
@@ -114,7 +116,7 @@ private:
 // wxStringHashTable: a hash table which indexes strings with longs
 // ----------------------------------------------------------------------------
 
-class WXDLLEXPORT_BASE wxStringHashTable : public wxObject
+class WXDLLIMPEXP_BASE wxStringHashTable : public wxObject
 {
 public:
     wxStringHashTable(size_t sizeTable = wxHASH_SIZE_DEFAULT);
@@ -143,11 +145,13 @@ private:
     DECLARE_NO_COPY_CLASS(wxStringHashTable)
 };
 
+#endif
+
 // ----------------------------------------------------------------------------
 // for compatibility only
 // ----------------------------------------------------------------------------
 
-class WXDLLEXPORT_BASE wxHashTable : public wxObject
+class WXDLLIMPEXP_BASE wxHashTable : public wxObject
 {
 public:
     int n;
@@ -305,5 +309,23 @@ private:
 #define WX_DECLARE_USER_EXPORTED_HASH(el, list, hash, usergoo)  \
     _WX_DECLARE_HASH(el, list, hash, class usergoo)
 
+// delete all hash elements
+//
+// NB: the class declaration of the hash elements must be visible from the
+//     place where you use this macro, otherwise the proper destructor may not
+//     be called (a decent compiler should give a warning about it, but don't
+//     count on it)!
+#define WX_CLEAR_HASH_TABLE(array)                                           \
+    {                                                                        \
+        (array).BeginFind();                                                 \
+        wxNode* it = (array).Next();                                         \
+        while( it )                                                          \
+        {                                                                    \
+            delete it->GetData();                                            \
+            it = (array).Next();                                             \
+        }                                                                    \
+        (array).Clear();                                                     \
+    }
+
 #endif
     // _WX_HASH_H__