X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/8dd13d0fa1afd8e19af18a1a2c529130181cd54f..a516284f67e1910fc6dc5364b289340332d0d35f:/include/wx/list.h?ds=sidebyside

diff --git a/include/wx/list.h b/include/wx/list.h
index 78e86ee694..8f0c86f276 100644
--- a/include/wx/list.h
+++ b/include/wx/list.h
@@ -767,6 +767,9 @@ 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 +819,19 @@ 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 +872,19 @@ 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;           \
@@ -1190,7 +1213,6 @@ public:
 
     // compatibility methods
     void Sort(wxSortCompareFunction compfunc) { wxListBase::Sort(compfunc); }
-    bool Member(wxObject *object) const { return Find(object) != NULL; }
 #endif // !wxUSE_STL
 };