Added to_list method for read only STL list access to the

observable_list

src/common/observable-list.hpp

@@ -263,6 +263,19 @@ public:
       changed.emit();
     }
     
+public:
+  /* ===== Conversions ===== */
+  
+  /**
+   * Returns a copy of this observable_list converted to an STL list
+   * object.
+   * @return Returns a copy of the STL list.
+   **/
+  std::list<T, Allocator> to_list() const
+    {
+      return list;
+    }
+    
 public:
   /* ===== Signals ===== */