slightly better error reporting (could still be improved)

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

diff --git a/include/wx/list.h b/include/wx/list.h
index 0694f7efeb4a6efcfd4cf4249105450cb54d58ec..a93d2eca931a2ebdd600a46c5ce0ea9093688bab 100644 (file)
--- a/include/wx/list.h
+++ b/include/wx/list.h
@@ -22,8 +22,8 @@
   like the old class.
 */
 
   like the old class.
 */
 

-#ifndef _WX_LISTH__
-#define _WX_LISTH__
+#ifndef _WX_LIST_H_
+#define _WX_LIST_H_

 
 // -----------------------------------------------------------------------------
 // headers
 
 // -----------------------------------------------------------------------------
 // headers


@@ -45,21 +45,9 @@
 // types
 // ----------------------------------------------------------------------------
 
 // types
 // ----------------------------------------------------------------------------
 

-// 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);
-}
-

 class WXDLLIMPEXP_FWD_BASE wxObjectListNode;
 typedef wxObjectListNode wxNode;
 
 class WXDLLIMPEXP_FWD_BASE wxObjectListNode;
 typedef wxObjectListNode wxNode;
 

-//
-typedef int (* LINKAGEMODE wxListIterateFunction)(void *current);
-

 #if wxUSE_STL
 
 #define wxLIST_COMPATIBILITY
 #if wxUSE_STL
 
 #define wxLIST_COMPATIBILITY


@@ -80,7 +68,7 @@ typedef int (* LINKAGEMODE wxListIterateFunction)(void *current);
 #if !defined(__VISUALC__) || __VISUALC__ >= 1300 // == !VC6
 
 template<class T>
 #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) { }
 {
 public:
     wxList_SortFunction(wxSortCompareFunction f) : m_f(f) { }


@@ -91,12 +79,12 @@ private:
 };
 
 #define WX_LIST_SORTFUNCTION( elT, f ) wxList_SortFunction<elT>(f)
 };
 
 #define WX_LIST_SORTFUNCTION( elT, f ) wxList_SortFunction<elT>(f)

-#define VC6_WORKAROUND(elT, liT, decl)
+#define WX_LIST_VC6_WORKAROUND(elT, liT, decl)

 
 #else // if defined( __VISUALC__ ) && __VISUALC__ < 1300 // == VC6
 
 #define WX_LIST_SORTFUNCTION( elT, f ) std::greater<elT>( f )
 
 #else // if defined( __VISUALC__ ) && __VISUALC__ < 1300 // == VC6
 
 #define WX_LIST_SORTFUNCTION( elT, f ) std::greater<elT>( f )

-#define VC6_WORKAROUND(elT, liT, decl)                                        \
+#define WX_LIST_VC6_WORKAROUND(elT, liT, decl)                                \

     decl liT;                                                                 \
                                                                               \
     /* Workaround for broken VC6 STL incorrectly requires a std::greater<> */ \
     decl liT;                                                                 \
                                                                               \
     /* Workaround for broken VC6 STL incorrectly requires a std::greater<> */ \


@@ -131,7 +119,7 @@ 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:
 
     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
          {
             static void Bar();
             struct SomeInnerClass


@@ -164,7 +152,7 @@ inline const void *wxListCastElementToVoidPtr(const wxString& str)
         static void DeleteFunction( _WX_LIST_ITEM_TYPE_##liT X );             \
     };                                                                        \
                                                                               \
         static void DeleteFunction( _WX_LIST_ITEM_TYPE_##liT X );             \
     };                                                                        \
                                                                               \

-    VC6_WORKAROUND(elT, liT, decl)                                            \
+    WX_LIST_VC6_WORKAROUND(elT, liT, decl)                                    \

     decl liT : public std::list<elT>                                          \
     {                                                                         \
     private:                                                                  \
     decl liT : public std::list<elT>                                          \
     {                                                                         \
     private:                                                                  \


@@ -333,7 +321,7 @@ inline const void *wxListCastElementToVoidPtr(const wxString& str)
         ~liT() { Clear(); }                                                   \
                                                                               \
         /* It needs access to our EmptyList */                                \
         ~liT() { Clear(); }                                                   \
                                                                               \
         /* It needs access to our EmptyList */                                \

-        friend decl compatibility_iterator;                                   \
+        friend class compatibility_iterator;                                  \

     }
 
 #define WX_DECLARE_LIST(elementtype, listname)                              \
     }
 
 #define WX_DECLARE_LIST(elementtype, listname)                              \


@@ -342,7 +330,7 @@ inline const void *wxListCastElementToVoidPtr(const wxString& str)
     WX_DECLARE_LIST(elementtype, listname)
 
 #define WX_DECLARE_EXPORTED_LIST(elementtype, listname)                     \
     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)
 
 #define WX_DECLARE_EXPORTED_LIST_PTR(elementtype, listname)                 \
     WX_DECLARE_EXPORTED_LIST(elementtype, listname)
 


@@ -469,7 +457,7 @@ protected:
     virtual void DeleteData() { }
 public:
     // for wxList::iterator
     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;
 private:
     // optional key stuff
     wxListKeyValue m_key;


@@ -489,9 +477,9 @@ private:
 
 class WXDLLIMPEXP_FWD_BASE wxList;
 
 
 class WXDLLIMPEXP_FWD_BASE wxList;
 

-class WXDLLIMPEXP_BASE wxListBase : public wxObject
+class WXDLLIMPEXP_BASE wxListBase

 {
 {

-friend class WXDLLIMPEXP_FWD_BASE wxNodeBase; // should be able to call DetachNode()
+friend class wxNodeBase; // should be able to call DetachNode()

 friend class wxHashTableBase;   // should be able to call untyped Find()
 
 public:
 friend class wxHashTableBase;   // should be able to call untyped Find()
 
 public:


@@ -548,10 +536,6 @@ protected:
                                    void *data,
                                    const wxListKey& key = wxDefaultListKey) = 0;
 
                                    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
 
     // ctors
         // from an array


@@ -736,7 +720,7 @@ private:
             : wxListBase(count, (void **)elements) { }                      \
                                                                             \
         name& operator=(const name& list)                                   \
             : 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(); }                  \
                                                                             \
         nodetype *GetFirst() const                                          \
             { return (nodetype *)wxListBase::GetFirst(); }                  \


@@ -1021,18 +1005,22 @@ private:
             for(size_type i = 0; i < n; ++i)                                \
                 Append((const_base_reference)v);                            \
         }                                                                   \
             for(size_type i = 0; i < n; ++i)                                \
                 Append((const_base_reference)v);                            \
         }                                                                   \

-        iterator insert(const iterator& it, const_reference v = value_type())\
+        iterator insert(const iterator& it, const_reference v)              \

         {                                                                   \
         {                                                                   \

-            Insert(it.m_node, (const_base_reference)v);                     \
+            if ( it == end() )                                              \
+                Append((const_base_reference)v);                            \
+            else                                                            \
+                Insert(it.m_node, (const_base_reference)v);                 \

             iterator itprev(it);                                            \
             return itprev--;                                                \
         }                                                                   \
             iterator itprev(it);                                            \
             return itprev--;                                                \
         }                                                                   \

-        void insert(const iterator& it, size_type n, const_reference v = value_type())\
+        void insert(const iterator& it, size_type n, const_reference v)     \

         {                                                                   \
             for(size_type i = 0; i < n; ++i)                                \
                 Insert(it.m_node, (const_base_reference)v);                 \
         }                                                                   \
         {                                                                   \
             for(size_type i = 0; i < n; ++i)                                \
                 Insert(it.m_node, (const_base_reference)v);                 \
         }                                                                   \

-        void insert(const iterator& it, const_iterator first, const const_iterator& last)\
+        void insert(const iterator& it,                                     \
+                    const_iterator first, const const_iterator& last)       \

         {                                                                   \
             for(; first != last; ++first)                                   \
                 Insert(it.m_node, (const_base_reference)*first);            \
         {                                                                   \
             for(; first != last; ++first)                                   \
                 Insert(it.m_node, (const_base_reference)*first);            \


@@ -1101,11 +1089,11 @@ private:
     WX_DECLARE_LIST_2(elementtype, listname, wx##listname##Node, decl)
 
 #define WX_DECLARE_EXPORTED_LIST(elementtype, listname)                     \
     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;                      \
 
 #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;                      \
 
 #define WX_DECLARE_USER_EXPORTED_LIST(elementtype, listname, usergoo)       \
     typedef elementtype _WX_LIST_ITEM_TYPE_##listname;                      \


@@ -1182,7 +1170,7 @@ public:
 
 #if !wxUSE_STL
     wxList& operator=(const wxList& list)
 
 #if !wxUSE_STL
     wxList& operator=(const wxList& list)

-        { (void) wxListBase::operator=(list); return *this; }
+        { if (&list != this) Assign(list); return *this; }

 
     // compatibility methods
     void Sort(wxSortCompareFunction compfunc) { wxListBase::Sort(compfunc); }
 
     // compatibility methods
     void Sort(wxSortCompareFunction compfunc) { wxListBase::Sort(compfunc); }


@@ -1192,11 +1180,6 @@ public:
 #else
     wxNode *Member(wxObject *object) const { return (wxNode *)Find(object); }
 #endif
 #else
     wxNode *Member(wxObject *object) const { return (wxNode *)Find(object); }
 #endif

-
-private:
-#if !wxUSE_STL
-    DECLARE_DYNAMIC_CLASS(wxList)
-#endif

 };
 
 #if !wxUSE_STL
 };
 
 #if !wxUSE_STL


@@ -1223,7 +1206,14 @@ public:
         // inefficient!)
     wxStringList(const wxStringList& other) : wxStringListBase() { DeleteContents(true); DoCopy(other); }
     wxStringList& operator=(const wxStringList& other)
         // 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
 
     // operations
         // makes a copy of the string


@@ -1242,8 +1232,6 @@ public:
 
 private:
     void DoCopy(const wxStringList&); // common part of copy ctor and operator=
 
 private:
     void DoCopy(const wxStringList&); // common part of copy ctor and operator=

-
-    DECLARE_DYNAMIC_CLASS(wxStringList)

 };
 
 #else // if wxUSE_STL
 };
 
 #else // if wxUSE_STL