fixed printing preview to not report errors in infinite loop (bug introduced by r54133)

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

diff --git a/include/wx/list.h b/include/wx/list.h
index a76ad27d29acd8b860d954c9246ed53ebb0b3de3..a09bc6158dd67fe8c7846ec558728ae792506414 100644 (file)
--- a/include/wx/list.h
+++ b/include/wx/list.h
@@ -22,8 +22,8 @@
   like the old class.
 */
 
-#ifndef _WX_LISTH__
-#define _WX_LISTH__
+#ifndef _WX_LIST_H_
+#define _WX_LIST_H_
 
 // -----------------------------------------------------------------------------
 // headers
@@ -80,7 +80,7 @@ typedef int (* LINKAGEMODE wxListIterateFunction)(void *current);
 #if !defined(__VISUALC__) || __VISUALC__ >= 1300 // == !VC6
 
 template<class T>
-class WXDLLIMPEXP_BASE wxList_SortFunction
+class wxList_SortFunction
 {
 public:
     wxList_SortFunction(wxSortCompareFunction f) : m_f(f) { }
@@ -131,7 +131,7 @@ inline const void *wxListCastElementToVoidPtr(const wxString& str)
     for mingw 3.2.3 compiler bug that prevents a static function of liT class
     from being exported into dll. A minimal code snippet reproducing the bug:
 
-         struct WXDLLEXPORT Foo
+         struct WXDLLIMPEXP_CORE Foo
          {
             static void Bar();
             struct SomeInnerClass
@@ -342,7 +342,7 @@ inline const void *wxListCastElementToVoidPtr(const wxString& str)
     WX_DECLARE_LIST(elementtype, listname)
 
 #define WX_DECLARE_EXPORTED_LIST(elementtype, listname)                     \
-    WX_DECLARE_LIST_WITH_DECL(elementtype, listname, class WXDLLEXPORT)
+    WX_DECLARE_LIST_WITH_DECL(elementtype, listname, class WXDLLIMPEXP_CORE)
 #define WX_DECLARE_EXPORTED_LIST_PTR(elementtype, listname)                 \
     WX_DECLARE_EXPORTED_LIST(elementtype, listname)
 
@@ -469,7 +469,7 @@ protected:
     virtual void DeleteData() { }
 public:
     // for wxList::iterator
-    void** GetDataPtr() const { return &(((wxNodeBase*)this)->m_data); }
+    void** GetDataPtr() const { return &(wx_const_cast(wxNodeBase*, this)->m_data); }
 private:
     // optional key stuff
     wxListKeyValue m_key;
@@ -548,10 +548,6 @@ protected:
                                    void *data,
                                    const wxListKey& key = wxDefaultListKey) = 0;
 
-// Can't access these from derived classes otherwise (bug in Salford C++?)
-#ifdef __SALFORDC__
-public:
-#endif
 
     // ctors
         // from an array
@@ -736,7 +732,7 @@ private:
             : wxListBase(count, (void **)elements) { }                      \
                                                                             \
         name& operator=(const name& list)                                   \
-            { Assign(list); return *this; }                                 \
+            { if (&list != this) Assign(list); return *this; }              \
                                                                             \
         nodetype *GetFirst() const                                          \
             { return (nodetype *)wxListBase::GetFirst(); }                  \
@@ -1101,11 +1097,11 @@ private:
     WX_DECLARE_LIST_2(elementtype, listname, wx##listname##Node, decl)
 
 #define WX_DECLARE_EXPORTED_LIST(elementtype, listname)                     \
-    WX_DECLARE_LIST_WITH_DECL(elementtype, listname, class WXDLLEXPORT)
+    WX_DECLARE_LIST_WITH_DECL(elementtype, listname, class WXDLLIMPEXP_CORE)
 
 #define WX_DECLARE_EXPORTED_LIST_PTR(elementtype, listname)                     \
     typedef elementtype _WX_LIST_ITEM_TYPE_##listname;                      \
-    WX_DECLARE_LIST_PTR_2(elementtype, listname, wx##listname##Node, class WXDLLEXPORT)
+    WX_DECLARE_LIST_PTR_2(elementtype, listname, wx##listname##Node, class WXDLLIMPEXP_CORE)
 
 #define WX_DECLARE_USER_EXPORTED_LIST(elementtype, listname, usergoo)       \
     typedef elementtype _WX_LIST_ITEM_TYPE_##listname;                      \
@@ -1182,7 +1178,7 @@ public:
 
 #if !wxUSE_STL
     wxList& operator=(const wxList& list)
-        { Assign(list); return *this; }
+        { if (&list != this) Assign(list); return *this; }
 
     // compatibility methods
     void Sort(wxSortCompareFunction compfunc) { wxListBase::Sort(compfunc); }
@@ -1218,7 +1214,14 @@ public:
         // inefficient!)
     wxStringList(const wxStringList& other) : wxStringListBase() { DeleteContents(true); DoCopy(other); }
     wxStringList& operator=(const wxStringList& other)
-        { Clear(); DoCopy(other); return *this; }
+    {
+        if (&other != this)
+        {
+            Clear();
+            DoCopy(other);
+        }
+        return *this;
+    }
 
     // operations
         // makes a copy of the string