X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/6788ecb8a99b15c454c345fb0dac9cd11a84cd6e..84dd58ce98d52362fabd7f83b1213cce95c5f87a:/include/wx/list.h

diff --git a/include/wx/list.h b/include/wx/list.h
index dd64fc5071..cfccbf371d 100644
--- a/include/wx/list.h
+++ b/include/wx/list.h
@@ -64,7 +64,10 @@ enum wxKeyType
 // type of compare function for list sort operation (as in 'qsort'): it should
 // return a negative value, 0 or positive value if the first element is less
 // than, equal or greater than the second
+extern "C"
+{
 typedef int (* LINKAGEMODE wxSortCompareFunction)(const void *elem1, const void *elem2);
+}
 
 //
 typedef int (* LINKAGEMODE wxListIterateFunction)(void *current);
@@ -440,7 +443,7 @@ private:
             { wxListBase::Sort((wxSortCompareFunction)func); }              \
                                                                             \
     protected:                                                              \
-        wxNodeBase *CreateNode(wxNodeBase *prev, wxNodeBase *next,          \
+        virtual wxNodeBase *CreateNode(wxNodeBase *prev, wxNodeBase *next,  \
                                void *data,                                  \
                                const wxListKey& key = wxDefaultListKey)     \
             {                                                               \
@@ -461,10 +464,18 @@ private:
     typedef elementtype _WX_LIST_ITEM_TYPE_##listname;                      \
     WX_DECLARE_LIST_2(elementtype, listname, wx##listname##Node, class WXDLLEXPORT)
 
+#define WX_DECLARE_USER_EXPORTED_LIST(elementtype, listname, usergoo)       \
+    typedef elementtype _WX_LIST_ITEM_TYPE_##listname;                      \
+    WX_DECLARE_LIST_2(elementtype, listname, wx##listname##Node, class usergoo)
+
 // this macro must be inserted in your program after
 //      #include <wx/listimpl.cpp>
 #define WX_DEFINE_LIST(name)    "don't forget to include listimpl.cpp!"
 
+#define WX_DEFINE_EXPORTED_LIST(name)      WX_DEFINE_LIST(name)
+#define WX_DEFINE_USER_EXPORTED_LIST(name) WX_DEFINE_LIST(name)
+
+
 // =============================================================================
 // now we can define classes 100% compatible with the old ones
 // =============================================================================
@@ -485,9 +496,8 @@ class WXDLLEXPORT wxList : public wxObjectList
 {
 public:
     wxList(int key_type = wxKEY_NONE) : wxObjectList((wxKeyType)key_type) { }
-#ifdef __DARWIN__
+    // this destructor is required for Darwin
    ~wxList() { }
-#endif
 
     wxList& operator=(const wxList& list)
         { return (wxList&)wxListBase::operator=(list); }