]> git.saurik.com Git - wxWidgets.git/blobdiff - include/wx/list.h
Fix warnings about implicit float or double to int conversions in wxMSW.
[wxWidgets.git] / include / wx / list.h
index 4a55c64134475d11e8d8aa1d6ef8d4b683d70626..7a96c251525a8c685342a1072d7a3c0d5ff85c17 100644 (file)
@@ -32,8 +32,9 @@
 #include "wx/defs.h"
 #include "wx/object.h"
 #include "wx/string.h"
+#include "wx/vector.h"
 
-#if wxUSE_STL
+#if wxUSE_STD_CONTAINERS
     #include "wx/beforestd.h"
     #include <algorithm>
     #include <iterator>
@@ -48,7 +49,7 @@
 class WXDLLIMPEXP_FWD_BASE wxObjectListNode;
 typedef wxObjectListNode wxNode;
 
-#if wxUSE_STL
+#if wxUSE_STD_CONTAINERS
 
 #define wxLIST_COMPATIBILITY
 
@@ -148,21 +149,22 @@ inline const void *wxListCastElementToVoidPtr(const wxString& str)
     decl _WX_LIST_HELPER_##liT                                                \
     {                                                                         \
         typedef elT _WX_LIST_ITEM_TYPE_##liT;                                 \
+        typedef std::list<elT> BaseListType;                                  \
     public:                                                                   \
+        static BaseListType EmptyList;                                        \
         static void DeleteFunction( _WX_LIST_ITEM_TYPE_##liT X );             \
     };                                                                        \
                                                                               \
     WX_LIST_VC6_WORKAROUND(elT, liT, decl)                                    \
-    decl liT : public std::list<elT>                                          \
+    class liT : public std::list<elT>                                          \
     {                                                                         \
     private:                                                                  \
         typedef std::list<elT> BaseListType;                                  \
-        static BaseListType EmptyList;                                        \
                                                                               \
         bool m_destroy;                                                       \
                                                                               \
     public:                                                                   \
-        decl compatibility_iterator                                           \
+        class compatibility_iterator                                           \
         {                                                                     \
         private:                                                              \
             /* Workaround for broken VC6 nested class name resolution */      \
@@ -174,7 +176,7 @@ inline const void *wxListCastElementToVoidPtr(const wxString& str)
                                                                               \
         public:                                                               \
             compatibility_iterator()                                          \
-                : m_iter(EmptyList.end()), m_list( NULL ) {}                  \
+                : m_iter(_WX_LIST_HELPER_##liT::EmptyList.end()), m_list( NULL ) {}                  \
             compatibility_iterator( liT* li, iterator i )                     \
                 : m_iter( i ), m_list( li ) {}                                \
             compatibility_iterator( const liT* li, iterator i )               \
@@ -186,7 +188,7 @@ inline const void *wxListCastElementToVoidPtr(const wxString& str)
             bool operator==(const compatibility_iterator& i) const            \
             {                                                                 \
                 wxASSERT_MSG( m_list && i.m_list,                             \
-                              _T("comparing invalid iterators is illegal") ); \
+                              wxT("comparing invalid iterators is illegal") ); \
                 return (m_list == i.m_list) && (m_iter == i.m_iter);          \
             }                                                                 \
             bool operator!=(const compatibility_iterator& i) const            \
@@ -216,7 +218,7 @@ inline const void *wxListCastElementToVoidPtr(const wxString& str)
             }                                                                 \
             int IndexOf() const                                               \
             {                                                                 \
-                return *this ? std::distance( m_list->begin(), m_iter )       \
+                return *this ? (int)std::distance( m_list->begin(), m_iter )  \
                              : wxNOT_FOUND;                                   \
             }                                                                 \
         };                                                                    \
@@ -258,7 +260,7 @@ inline const void *wxListCastElementToVoidPtr(const wxString& str)
             iterator i = const_cast< liT* >(this)->end();                     \
             return compatibility_iterator( this, !empty() ? --i : i );        \
         }                                                                     \
-        compatibility_iterator Member( elT e ) const                          \
+        bool Member( elT e ) const                                            \
             { return Find( e ); }                                             \
         compatibility_iterator Nth( int n ) const                             \
             { return Item( n ); }                                             \
@@ -346,7 +348,7 @@ inline const void *wxListCastElementToVoidPtr(const wxString& str)
 #define WX_DEFINE_EXPORTED_LIST(name)      WX_DEFINE_LIST(name)
 #define WX_DEFINE_USER_EXPORTED_LIST(name) WX_DEFINE_LIST(name)
 
-#else // if !wxUSE_STL
+#else // if !wxUSE_STD_CONTAINERS
 
 
 // undef it to get rid of old, deprecated functions
@@ -468,7 +470,7 @@ private:
 
     wxListBase  *m_list;        // list we belong to
 
-    DECLARE_NO_COPY_CLASS(wxNodeBase)
+    wxDECLARE_NO_COPY_CLASS(wxNodeBase);
 };
 
 // -----------------------------------------------------------------------------
@@ -767,6 +769,9 @@ private:
         virtual nodetype *Find(const wxListKey& key) const                  \
             { return (nodetype *)wxListBase::Find(key); }                   \
                                                                             \
+        bool Member(const Tbase *object) const                              \
+            { return Find(object) != NULL; }                                \
+                                                                            \
         int IndexOf(Tbase *object) const                                    \
             { return wxListBase::IndexOf(object); }                         \
                                                                             \
@@ -816,9 +821,19 @@ private:
             reference_type operator*() const                                \
                 { return *(pointer_type)m_node->GetDataPtr(); }             \
             ptrop                                                           \
-            itor& operator++() { m_node = m_node->GetNext(); return *this; }\
+            itor& operator++()                                              \
+            {                                                               \
+                wxASSERT_MSG( m_node, wxT("uninitialized iterator") );      \
+                m_node = m_node->GetNext();                                 \
+                return *this;                                               \
+            }                                                               \
             const itor operator++(int)                                      \
-                { itor tmp = *this; m_node = m_node->GetNext(); return tmp; }\
+            {                                                               \
+                itor tmp = *this;                                           \
+                wxASSERT_MSG( m_node, wxT("uninitialized iterator") );      \
+                m_node = m_node->GetNext();                                 \
+                return tmp;                                                 \
+            }                                                               \
             itor& operator--()                                              \
             {                                                               \
                 m_node = m_node ? m_node->GetPrevious() : m_init;           \
@@ -859,9 +874,19 @@ private:
             reference_type operator*() const                                \
                 { return *(pointer_type)m_node->GetDataPtr(); }             \
             ptrop                                                           \
-            itor& operator++() { m_node = m_node->GetNext(); return *this; }\
+            itor& operator++()                                              \
+            {                                                               \
+                wxASSERT_MSG( m_node, wxT("uninitialized iterator") );      \
+                m_node = m_node->GetNext();                                 \
+                return *this;                                               \
+            }                                                               \
             const itor operator++(int)                                      \
-                { itor tmp = *this; m_node = m_node->GetNext(); return tmp; }\
+            {                                                               \
+                itor tmp = *this;                                           \
+                wxASSERT_MSG( m_node, wxT("uninitialized iterator") );      \
+                m_node = m_node->GetNext();                                 \
+                return tmp;                                                 \
+            }                                                               \
             itor& operator--()                                              \
             {                                                               \
                 m_node = m_node ? m_node->GetPrevious() : m_init;           \
@@ -1010,22 +1035,33 @@ private:
         iterator insert(const iterator& it, const_reference v)              \
         {                                                                   \
             if ( it == end() )                                              \
+            {                                                               \
                 Append((const_base_reference)v);                            \
+                /*                                                          \
+                    note that this is the new end(), the old one was        \
+                    invalidated by the Append() call, and this is why we    \
+                    can't use the same code as in the normal case below     \
+                 */                                                         \
+                iterator itins(end());                                      \
+                return --itins;                                             \
+            }                                                               \
             else                                                            \
+            {                                                               \
                 Insert(it.m_node, (const_base_reference)v);                 \
-            iterator itprev(it);                                            \
-            return itprev--;                                                \
+                iterator itins(it);                                         \
+                return --itins;                                             \
+            }                                                               \
         }                                                                   \
         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);                 \
+                insert(it, v);                                              \
         }                                                                   \
         void insert(const iterator& it,                                     \
                     const_iterator first, const const_iterator& last)       \
         {                                                                   \
             for(; first != last; ++first)                                   \
-                Insert(it.m_node, (const_base_reference)*first);            \
+                insert(it, *first);                                         \
         }                                                                   \
         iterator erase(const iterator& it)                                  \
         {                                                                   \
@@ -1034,7 +1070,9 @@ private:
         }                                                                   \
         iterator erase(const iterator& first, const iterator& last)         \
         {                                                                   \
-            iterator next = last; ++next;                                   \
+            iterator next = last;                                           \
+            if ( next != end() )                                            \
+                ++next;                                                     \
             DeleteNodes(first.m_node, last.m_node);                         \
             return next;                                                    \
         }                                                                   \
@@ -1045,10 +1083,11 @@ private:
             { splice(it, l, l.begin(), l.end() ); }                         \
         void splice(const iterator& it, name& l, const iterator& first)     \
         {                                                                   \
-            iterator tmp = first; ++tmp;                                    \
-            if(it == first || it == tmp) return;                            \
-            insert(it, *first);                                             \
-            l.erase(first);                                                 \
+            if ( it != first )                                              \
+            {                                                               \
+                insert(it, *first);                                         \
+                l.erase(first);                                             \
+            }                                                               \
         }                                                                   \
         void remove(const_reference v)                                      \
             { DeleteObject((const_base_reference)v); }                      \
@@ -1111,7 +1150,7 @@ private:
 #define WX_DEFINE_EXPORTED_LIST(name)      WX_DEFINE_LIST(name)
 #define WX_DEFINE_USER_EXPORTED_LIST(name) WX_DEFINE_LIST(name)
 
-#endif // !wxUSE_STL
+#endif // !wxUSE_STD_CONTAINERS
 
 // ============================================================================
 // now we can define classes 100% compatible with the old ones
@@ -1125,7 +1164,7 @@ private:
 
 // inline compatibility functions
 
-#if !wxUSE_STL
+#if !wxUSE_STD_CONTAINERS
 
 // ----------------------------------------------------------------------------
 // wxNodeBase deprecated methods
@@ -1160,31 +1199,43 @@ WX_DECLARE_LIST_2(wxObject, wxObjectList, wxObjectListNode,
 class WXDLLIMPEXP_BASE wxList : public wxObjectList
 {
 public:
-#if defined(wxWARN_COMPAT_LIST_USE) && !wxUSE_STL
-    wxList() { };
+#if defined(wxWARN_COMPAT_LIST_USE) && !wxUSE_STD_CONTAINERS
+    wxList() { }
     wxDEPRECATED( wxList(int key_type) );
-#elif !wxUSE_STL
+#elif !wxUSE_STD_CONTAINERS
     wxList(int key_type = wxKEY_NONE);
 #endif
 
     // this destructor is required for Darwin
    ~wxList() { }
 
-#if !wxUSE_STL
+#if !wxUSE_STD_CONTAINERS
     wxList& operator=(const wxList& list)
         { if (&list != this) Assign(list); return *this; }
 
     // compatibility methods
     void Sort(wxSortCompareFunction compfunc) { wxListBase::Sort(compfunc); }
-#endif
+#endif // !wxUSE_STD_CONTAINERS
+
+#ifndef __VISUALC6__
+    template<typename T>
+    wxVector<T> AsVector() const
+    {
+        wxVector<T> vector(size());
+        size_t i = 0;
+
+        for ( const_iterator it = begin(); it != end(); ++it )
+        {
+            vector[i++] = static_cast<T>(*it);
+        }
+
+        return vector;
+    }
+#endif // !__VISUALC6__
 
-#if wxUSE_STL
-#else
-    wxNode *Member(wxObject *object) const { return (wxNode *)Find(object); }
-#endif
 };
 
-#if !wxUSE_STL
+#if !wxUSE_STD_CONTAINERS
 
 // -----------------------------------------------------------------------------
 // wxStringList class for compatibility with the old code
@@ -1236,7 +1287,7 @@ private:
     void DoCopy(const wxStringList&); // common part of copy ctor and operator=
 };
 
-#else // if wxUSE_STL
+#else // if wxUSE_STD_CONTAINERS
 
 WX_DECLARE_LIST_XO(wxString, wxStringListBase, class WXDLLIMPEXP_BASE);
 
@@ -1259,7 +1310,7 @@ public:
         { push_front(s); return GetFirst(); }
 };
 
-#endif // wxUSE_STL
+#endif // wxUSE_STD_CONTAINERS
 
 #endif // wxLIST_COMPATIBILITY