Changeset 10624 for code/trunk/src/libraries/core/object/IteratorBase.h

Timestamp:

Oct 4, 2015, 9:12:21 PM (10 years ago)

Author:

landauf

Message:

merged branch core7 back to trunk

Location:

code/trunk

Files:

• . (modified) (1 prop)
• src/libraries/core/object/IteratorBase.h (modified) (2 diffs)

code/trunk/src/libraries/core/object/IteratorBase.h

@@ -37 +37 @@
 
 #include "core/CorePrereqs.h"
+
+#include <boost/static_assert.hpp>
+#include <boost/type_traits/is_base_of.hpp>
 
 #include "ObjectListBase.h"
@@ -49 +52 @@
     class IteratorBase : public ObjectListElementRemovalListener
     {
+        BOOST_STATIC_ASSERT((boost::is_base_of<Listable, T>::value));
+
+        protected:
+            /**
+                @brief Constructor: Sets the element, whereon the iterator points, to the given element.
+                This constructor is protected and only for internal usage (don't mess with the BaseElements directly).
+            */
+            inline IteratorBase(ObjectListBaseElement* element = NULL)
+            {
+                this->element_ = element;
+                this->registerIterator();
+            }
+
+
         public:
             /**
-                @brief Constructor: Sets the element, whereon the iterator points, to zero.
-            */
-            inline IteratorBase(ObjectListBaseElement* element)
-            {
+                @brief Constructor: Sets the element, whereon the iterator points, to the given element.
+            */
+            inline IteratorBase(ObjectListElement<T>* element)
+            {
+                this->element_ = element;
+                this->registerIterator();
+            }
+
+            /**
+                @brief Constructor: Sets the element, whereon the iterator points, to the given element of another type.
+                The element's type O must be a derivative of the Iterator's type T.
+            */
+            template <class O>
+            inline IteratorBase(ObjectListElement<O>* element)
+            {
+                (void)static_cast<T*>((O*)NULL); // Check type: The element's type O must be a derivative of the Iterator's type T.
                 this->element_ = element;
                 this->registerIterator();