1 files changed, 8 insertions, 9 deletions

diff --git a/include/plist/Array.h b/include/plist/Array.h
index 34ddd6f..949fa4c 100644
--- a/include/plist/Array.h
+++ b/include/plist/Array.h
@@ -52,19 +52,18 @@ public :
     const_iterator End() const;
     const_iterator end() const;
     size_t size() const;
-    void Append(Node* node);
-    void Insert(Node* node, unsigned int pos);
+    void Append(const Node& node);
+    void Append(const Node* node);
+    void Insert(const Node& node, unsigned int pos);
+    void Insert(const Node* node, unsigned int pos);
     void Remove(Node* node);
     void Remove(unsigned int pos);
-    unsigned int GetNodeIndex(Node* node) const;
-    template <typename T>
-    T* at(unsigned int index)
-    {
+    unsigned int GetNodeIndex(const Node& node) const;
+    unsigned int GetNodeIndex(const Node* node) const;
+    template <typename T> T* at(unsigned int index) {
         return (T*)(_array.at(index));
     }
-    template <typename T>
-    T* At(unsigned int index)
-    {
+    template <typename T> T* At(unsigned int index) {
         return (T*)(_array.at(index));
     }