Helpers in disabling warnings for unused params.

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

diff --git a/include/wx/list.h b/include/wx/list.h
index 97a965b24662d4cbf8f50bce0aefbe80a6c96e56..505c59ffa68efb19726dead599b88f7abc74195d 100644 (file)
--- a/include/wx/list.h
+++ b/include/wx/list.h
@@ -98,7 +98,26 @@ enum wxKeyType
 #define WX_DECLARE_LIST_WITH_DECL(elT, liT, decl) \
     WX_DECLARE_LIST_XO(elT*, liT, decl)
 
 #define WX_DECLARE_LIST_WITH_DECL(elT, liT, decl) \
     WX_DECLARE_LIST_XO(elT*, liT, decl)
 

-#define WX_DECLARE_LIST_XO(elT, liT, decl)                                    \
+#if !defined( __VISUALC__ )
+
+template<class T>
+class WXDLLIMPEXP_BASE wxList_SortFunction
+{
+public:
+    wxList_SortFunction(wxSortCompareFunction f) : m_f(f) { }
+    bool operator()(const T& i1, const T& i2)
+      { return m_f((T*)&i1, (T*)&i2) < 0; }
+private:
+    wxSortCompareFunction m_f;
+};
+
+#define WX_LIST_SORTFUNCTION( elT, f ) wxList_SortFunction<elT>(f)
+#define VC6_WORKAROUND(elT, liT, decl)
+
+#else // if defined( __VISUALC__ )
+
+#define WX_LIST_SORTFUNCTION( elT, f ) std::greater<elT>( f )
+#define 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<> */ \


@@ -117,8 +136,12 @@ enum wxKeyType
                         ( m_CompFunc( X, Y ) < 0 ) :                          \
                         ( X > Y );                                            \
                 }                                                             \
                         ( m_CompFunc( X, Y ) < 0 ) :                          \
                         ( X > Y );                                            \
                 }                                                             \

-    };                                                                        \
-                                                                              \
+    };
+
+#endif // defined( __VISUALC__ )
+
+#define WX_DECLARE_LIST_XO(elT, liT, decl)                                    \
+    VC6_WORKAROUND(elT, liT, decl)                                            \

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


@@ -147,9 +170,9 @@ enum wxKeyType
             compatibility_iterator* operator->() { return this; }             \
             const compatibility_iterator* operator->() const { return this; } \
                                                                               \
             compatibility_iterator* operator->() { return this; }             \
             const compatibility_iterator* operator->() const { return this; } \
                                                                               \

-            bool operator==(const compatibility_iterator& i)                  \
+            bool operator==(const compatibility_iterator& i) const            \

                 { return (m_list == i.m_list) && (m_iter == i.m_iter); }      \
                 { return (m_list == i.m_list) && (m_iter == i.m_iter); }      \

-            bool operator!=(const compatibility_iterator& i)                  \
+            bool operator!=(const compatibility_iterator& i) const            \

                 { return !( operator==( i ) ); }                              \
             operator bool() const                                             \
                 { return m_list ? m_iter != m_list->end() : false; }          \
                 { return !( operator==( i ) ); }                              \
             operator bool() const                                             \
                 { return m_list ? m_iter != m_list->end() : false; }          \


@@ -269,11 +292,9 @@ enum wxKeyType
                 std::for_each( begin(), end(), DeleteFunction );              \
             clear();                                                          \
         }                                                                     \
                 std::for_each( begin(), end(), DeleteFunction );              \
             clear();                                                          \
         }                                                                     \

-                                                                              \

         /* Workaround for broken VC6 std::list::sort() see above */           \
         void Sort( wxSortCompareFunction compfunc )                           \
         /* Workaround for broken VC6 std::list::sort() see above */           \
         void Sort( wxSortCompareFunction compfunc )                           \

-            { sort( std::greater<elT>( compfunc ) ); }                        \
-                                                                              \
+            { sort( WX_LIST_SORTFUNCTION( elT, compfunc ) ); }                \

         ~liT() { Clear(); }                                                   \
     }
 
         ~liT() { Clear(); }                                                   \
     }
 


@@ -307,9 +328,6 @@ enum wxKeyType
 extern WXDLLIMPEXP_BASE wxChar* copystring(const wxChar *s);
 #endif
 
 extern WXDLLIMPEXP_BASE wxChar* copystring(const wxChar *s);
 #endif
 

-class WXDLLEXPORT wxObjectListNode;
-typedef wxObjectListNode wxNode;
-

 // undef it to get rid of old, deprecated functions
 #define wxLIST_COMPATIBILITY
 
 // undef it to get rid of old, deprecated functions
 #define wxLIST_COMPATIBILITY
 


@@ -440,9 +458,7 @@ class WXDLLIMPEXP_BASE wxListBase : public wxObject
 {
 friend class WXDLLIMPEXP_BASE wxNodeBase; // should be able to call DetachNode()
 friend class wxHashTableBase;   // should be able to call untyped Find()
 {
 friend class WXDLLIMPEXP_BASE 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)
 public:
     // default ctor & dtor
     wxListBase(wxKeyType keyType = wxKEY_NONE)


@@ -579,6 +595,10 @@ protected:
     void Reverse();
     void DeleteNodes(wxNodeBase* first, wxNodeBase* last);
 private:
     void Reverse();
     void DeleteNodes(wxNodeBase* first, wxNodeBase* last);
 private:

+
+        // common part of all ctors
+    void Init(wxKeyType keyType = wxKEY_NONE);
+

     // helpers
         // common part of copy ctor and assignment operator
     void DoCopy(const wxListBase& list);
     // helpers
         // common part of copy ctor and assignment operator
     void DoCopy(const wxListBase& list);


@@ -651,6 +671,7 @@ private:
         void SetData(T *data)                                               \
             { wxNodeBase::SetData(data); }                                  \
                                                                             \
         void SetData(T *data)                                               \
             { wxNodeBase::SetData(data); }                                  \
                                                                             \

+    protected:                                                              \

         virtual void DeleteData();                                          \
                                                                             \
         DECLARE_NO_COPY_CLASS(nodetype)                                     \
         virtual void DeleteData();                                          \
                                                                             \
         DECLARE_NO_COPY_CLASS(nodetype)                                     \


@@ -765,14 +786,14 @@ private:
                 { return *(pointer_type)m_node->GetDataPtr(); }             \
             ptrop                                                           \
             itor& operator++() { m_node = m_node->GetNext(); return *this; }\
                 { return *(pointer_type)m_node->GetDataPtr(); }             \
             ptrop                                                           \
             itor& operator++() { m_node = m_node->GetNext(); return *this; }\

-            itor operator++(int)                                            \
+            const itor operator++(int)                                      \

                 { itor tmp = *this; m_node = m_node->GetNext(); return tmp; }\
             itor& operator--()                                              \
             {                                                               \
                 m_node = m_node ? m_node->GetPrevious() : m_init;           \
                 return *this;                                               \
             }                                                               \
                 { itor tmp = *this; m_node = m_node->GetNext(); return tmp; }\
             itor& operator--()                                              \
             {                                                               \
                 m_node = m_node ? m_node->GetPrevious() : m_init;           \
                 return *this;                                               \
             }                                                               \

-            itor operator--(int)                                            \
+            const itor operator--(int)                                      \

             {                                                               \
                 itor tmp = *this;                                           \
                 m_node = m_node ? m_node->GetPrevious() : m_init;           \
             {                                                               \
                 itor tmp = *this;                                           \
                 m_node = m_node ? m_node->GetPrevious() : m_init;           \


@@ -808,14 +829,14 @@ private:
                 { return *(pointer_type)m_node->GetDataPtr(); }             \
             ptrop                                                           \
             itor& operator++() { m_node = m_node->GetNext(); return *this; }\
                 { return *(pointer_type)m_node->GetDataPtr(); }             \
             ptrop                                                           \
             itor& operator++() { m_node = m_node->GetNext(); return *this; }\

-            itor operator++(int)                                            \
+            const itor operator++(int)                                      \

                 { itor tmp = *this; m_node = m_node->GetNext(); return tmp; }\
             itor& operator--()                                              \
             {                                                               \
                 m_node = m_node ? m_node->GetPrevious() : m_init;           \
                 return *this;                                               \
             }                                                               \
                 { itor tmp = *this; m_node = m_node->GetNext(); return tmp; }\
             itor& operator--()                                              \
             {                                                               \
                 m_node = m_node ? m_node->GetPrevious() : m_init;           \
                 return *this;                                               \
             }                                                               \

-            itor operator--(int)                                            \
+            const itor operator--(int)                                      \

             {                                                               \
                 itor tmp = *this;                                           \
                 m_node = m_node ? m_node->GetPrevious() : m_init;           \
             {                                                               \
                 itor tmp = *this;                                           \
                 m_node = m_node ? m_node->GetPrevious() : m_init;           \


@@ -850,11 +871,11 @@ private:
             ptrop                                                           \
             itor& operator++()                                              \
                 { m_node = m_node->GetPrevious(); return *this; }           \
             ptrop                                                           \
             itor& operator++()                                              \
                 { m_node = m_node->GetPrevious(); return *this; }           \

-            itor operator++(int)                                            \
+            const itor operator++(int)                                      \

             { itor tmp = *this; m_node = m_node->GetPrevious(); return tmp; }\
             itor& operator--()                                              \
             { m_node = m_node ? m_node->GetNext() : m_init; return *this; } \
             { itor tmp = *this; m_node = m_node->GetPrevious(); return tmp; }\
             itor& operator--()                                              \
             { m_node = m_node ? m_node->GetNext() : m_init; return *this; } \

-            itor operator--(int)                                            \
+            const itor operator--(int)                                      \

             {                                                               \
                 itor tmp = *this;                                           \
                 m_node = m_node ? m_node->GetNext() : m_init;               \
             {                                                               \
                 itor tmp = *this;                                           \
                 m_node = m_node ? m_node->GetNext() : m_init;               \


@@ -891,11 +912,11 @@ private:
             ptrop                                                           \
             itor& operator++()                                              \
                 { m_node = m_node->GetPrevious(); return *this; }           \
             ptrop                                                           \
             itor& operator++()                                              \
                 { m_node = m_node->GetPrevious(); return *this; }           \

-            itor operator++(int)                                            \
+            const itor operator++(int)                                      \

             { itor tmp = *this; m_node = m_node->GetPrevious(); return tmp; }\
             itor& operator--()                                              \
                 { m_node = m_node ? m_node->GetNext() : m_init; return *this;}\
             { itor tmp = *this; m_node = m_node->GetPrevious(); return tmp; }\
             itor& operator--()                                              \
                 { m_node = m_node ? m_node->GetNext() : m_init; return *this;}\

-            itor operator--(int)                                            \
+            const itor operator--(int)                                      \

             {                                                               \
                 itor tmp = *this;                                           \
                 m_node = m_node ? m_node->GetNext() : m_init;               \
             {                                                               \
                 itor tmp = *this;                                           \
                 m_node = m_node ? m_node->GetNext() : m_init;               \


@@ -909,7 +930,7 @@ private:
                                                                             \
         wxEXPLICIT name(size_type n, const_reference v = value_type())      \
             { assign(n, v); }                                               \
                                                                             \
         wxEXPLICIT name(size_type n, const_reference v = value_type())      \
             { assign(n, v); }                                               \

-        name(const_iterator first, const_iterator last)                     \
+        name(const const_iterator& first, const const_iterator& last)       \

             { assign(first, last); }                                        \
         iterator begin() { return iterator(GetFirst(), GetLast()); }        \
         const_iterator begin() const                                        \
             { assign(first, last); }                                        \
         iterator begin() { return iterator(GetFirst(), GetLast()); }        \
         const_iterator begin() const                                        \


@@ -935,15 +956,15 @@ private:
         bool empty() const { return IsEmpty(); }                            \
         reference front() { return *begin(); }                              \
         const_reference front() const { return *begin(); }                  \
         bool empty() const { return IsEmpty(); }                            \
         reference front() { return *begin(); }                              \
         const_reference front() const { return *begin(); }                  \

-        reference back() { return *--end(); }                               \
-        const_reference back() const { return *--end(); }                   \
+        reference back() { iterator tmp = end(); return *--tmp; }           \
+        const_reference back() const { const_iterator tmp = end(); return *--tmp; }\

         void push_front(const_reference v = value_type())                   \
             { Insert(GetFirst(), (const_base_reference)v); }                \
         void pop_front() { DeleteNode(GetFirst()); }                        \
         void push_back(const_reference v = value_type())                    \
             { Append((const_base_reference)v); }                            \
         void pop_back() { DeleteNode(GetLast()); }                          \
         void push_front(const_reference v = value_type())                   \
             { Insert(GetFirst(), (const_base_reference)v); }                \
         void pop_front() { DeleteNode(GetFirst()); }                        \
         void push_back(const_reference v = value_type())                    \
             { Append((const_base_reference)v); }                            \
         void pop_back() { DeleteNode(GetLast()); }                          \

-        void assign(const_iterator first, const_iterator last)              \
+        void assign(const_iterator first, const const_iterator& last)       \

         {                                                                   \
             clear();                                                        \
             for(; first != last; ++first)                                   \
         {                                                                   \
             clear();                                                        \
             for(; first != last; ++first)                                   \


@@ -955,38 +976,38 @@ 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(iterator it, const_reference v = value_type())      \
+        iterator insert(const iterator& it, const_reference v = value_type())\

         {                                                                   \
             Insert(it.m_node, (const_base_reference)v);                     \
             return iterator(it.m_node->GetPrevious(), GetLast());           \
         }                                                                   \
         {                                                                   \
             Insert(it.m_node, (const_base_reference)v);                     \
             return iterator(it.m_node->GetPrevious(), GetLast());           \
         }                                                                   \

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

         {                                                                   \
             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(iterator it, const_iterator first, 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);            \
         }                                                                   \

-        iterator erase(iterator it)                                         \
+        iterator erase(const iterator& it)                                  \

         {                                                                   \
             iterator next = iterator(it.m_node->GetNext(), GetLast());      \
             DeleteNode(it.m_node); return next;                             \
         }                                                                   \
         {                                                                   \
             iterator next = iterator(it.m_node->GetNext(), GetLast());      \
             DeleteNode(it.m_node); return next;                             \
         }                                                                   \

-        iterator erase(iterator first, iterator last)                       \
+        iterator erase(const iterator& first, const iterator& last)         \

         {                                                                   \
             iterator next = last; ++next;                                   \
             DeleteNodes(first.m_node, last.m_node);                         \
             return next;                                                    \
         }                                                                   \
         void clear() { Clear(); }                                           \
         {                                                                   \
             iterator next = last; ++next;                                   \
             DeleteNodes(first.m_node, last.m_node);                         \
             return next;                                                    \
         }                                                                   \
         void clear() { Clear(); }                                           \

-        void splice(iterator it, name& l, iterator first, iterator last)    \
+        void splice(const iterator& it, name& l, const iterator& first, const iterator& last)\

             { insert(it, first, last); l.erase(first, last); }              \
             { insert(it, first, last); l.erase(first, last); }              \

-        void splice(iterator it, name& l)                                   \
+        void splice(const iterator& it, name& l)                            \

             { splice(it, l, l.begin(), l.end() ); }                         \
             { splice(it, l, l.begin(), l.end() ); }                         \

-        void splice(iterator it, name& l, iterator first)                   \
+        void splice(const iterator& it, name& l, const iterator& first)     \

         {                                                                   \
             iterator tmp = first; ++tmp;                                    \
             if(it == first || it == tmp) return;                            \
         {                                                                   \
             iterator tmp = first; ++tmp;                                    \
             if(it == first || it == tmp) return;                            \