Added wchar handling for EMX (gcc on OS/2).

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

diff --git a/include/wx/list.h b/include/wx/list.h
index ff710bd22c3914b4500ecc3cc67c359024c66bed..cfccbf371d7a38344669439a93541bbfadce4f7a 100644 (file)
--- a/include/wx/list.h
+++ b/include/wx/list.h
@@ -34,7 +34,6 @@
 // -----------------------------------------------------------------------------
 
 #include "wx/defs.h"
-#include "wx/debug.h"
 #include "wx/object.h"
 #include "wx/string.h"
 
@@ -65,7 +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);
@@ -188,6 +190,9 @@ class WXDLLEXPORT wxListBase : public wxObject
 {
 friend class wxNodeBase;        // should be able to call DetachNode()
 friend class wxHashTableBase;   // should be able to call untyped Find()
+private:
+        // common part of all ctors
+    void Init(wxKeyType keyType = wxKEY_NONE); // Must be declared before it's used (for VC++ 1.5)
 public:
     // default ctor & dtor
     wxListBase(wxKeyType keyType = wxKEY_NONE) { Init(keyType); }
@@ -247,8 +252,8 @@ public:
 
 protected:
         // copy ctor and assignment operator
-    wxListBase(const wxListBase& list)
-        { DoCopy(list); }
+    wxListBase(const wxListBase& list) : wxObject()
+        { Init(); DoCopy(list); }
     wxListBase& operator=(const wxListBase& list)
         { Clear(); DoCopy(list); return *this; }
 
@@ -309,8 +314,6 @@ protected:
 
 private:
     // helpers
-        // common part of all ctors
-    void Init(wxKeyType keyType = wxKEY_NONE);
         // common part of copy ctor and assignment operator
     void DoCopy(const wxListBase& list);
         // common part of all Append()s
@@ -353,10 +356,10 @@ private:
 //     wxWindowBase pointers are put into the list, but wxWindow pointers are
 //     retrieved from it.
 
-#define WX_DECLARE_LIST_3(T, Tbase, name, nodetype)                         \
+#define WX_DECLARE_LIST_3(T, Tbase, name, nodetype, classexp)               \
     typedef int (*wxSortFuncFor_##name)(const T **, const T **);            \
                                                                             \
-    class WXDLLEXPORT nodetype : public wxNodeBase                          \
+    classexp nodetype : public wxNodeBase                                   \
     {                                                                       \
     public:                                                                 \
         nodetype(wxListBase *list = (wxListBase *)NULL,                     \
@@ -379,7 +382,7 @@ private:
         virtual void DeleteData();                                          \
     };                                                                      \
                                                                             \
-    class WXDLLEXPORT name : public wxListBase                              \
+    classexp name : public wxListBase                                       \
     {                                                                       \
     public:                                                                 \
         typedef nodetype Node;                                              \
@@ -389,6 +392,9 @@ private:
         name(size_t count, T *elements[])                                   \
             : wxListBase(count, (void **)elements) { }                      \
                                                                             \
+        name& operator=(const name& list)                                   \
+            { return (name&)wxListBase::operator=(list); }                  \
+                                                                            \
         nodetype *GetFirst() const                                          \
             { return (nodetype *)wxListBase::GetFirst(); }                  \
         nodetype *GetLast() const                                           \
@@ -437,7 +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)     \
             {                                                               \
@@ -447,17 +453,29 @@ private:
             }                                                               \
     }
 
-#define WX_DECLARE_LIST_2(elementtype, listname, nodename)                  \
-    WX_DECLARE_LIST_3(elementtype, elementtype, listname, nodename)
+#define WX_DECLARE_LIST_2(elementtype, listname, nodename, classexp)        \
+    WX_DECLARE_LIST_3(elementtype, elementtype, listname, nodename, classexp)
 
 #define WX_DECLARE_LIST(elementtype, listname)                              \
     typedef elementtype _WX_LIST_ITEM_TYPE_##listname;                      \
-    WX_DECLARE_LIST_2(elementtype, listname, wx##listname##Node)
+    WX_DECLARE_LIST_2(elementtype, listname, wx##listname##Node, class)
+
+#define WX_DECLARE_EXPORTED_LIST(elementtype, listname)                     \
+    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
 // =============================================================================
@@ -472,12 +490,17 @@ private:
 // wxList compatibility class: in fact, it's a list of wxObjects
 // -----------------------------------------------------------------------------
 
-WX_DECLARE_LIST_2(wxObject, wxObjectList, wxObjectListNode);
+WX_DECLARE_LIST_2(wxObject, wxObjectList, wxObjectListNode, class WXDLLEXPORT);
 
 class WXDLLEXPORT wxList : public wxObjectList
 {
 public:
     wxList(int key_type = wxKEY_NONE) : wxObjectList((wxKeyType)key_type) { }
+    // this destructor is required for Darwin
+   ~wxList() { }
+
+    wxList& operator=(const wxList& list)
+        { return (wxList&)wxListBase::operator=(list); }
 
     // compatibility methods
     void Sort(wxSortCompareFunction compfunc) { wxListBase::Sort(compfunc); }
@@ -489,7 +512,7 @@ public:
 // wxStringList class for compatibility with the old code
 // -----------------------------------------------------------------------------
 
-WX_DECLARE_LIST_2(wxChar, wxStringListBase, wxStringListNode);
+WX_DECLARE_LIST_2(wxChar, wxStringListBase, wxStringListNode, class WXDLLEXPORT);
 
 class WXDLLEXPORT wxStringList : public wxStringListBase
 {
@@ -501,7 +524,7 @@ public:
 
         // copying the string list: the strings are copied, too (extremely
         // inefficient!)
-    wxStringList(const wxStringList& other) { DeleteContents(TRUE); DoCopy(other); }
+    wxStringList(const wxStringList& other) : wxStringListBase() { DeleteContents(TRUE); DoCopy(other); }
     wxStringList& operator=(const wxStringList& other)
         { Clear(); DoCopy(other); return *this; }