Added an is_std_vector to the is_kind.h file.

--HG--
extra : convert_revision : svn%3Afdd8eb12-d10e-0410-9acb-85c331704f74/trunk%402500

dlib/is_kind.h

@@ -3,6 +3,8 @@
 #ifndef DLIB_IS_KINd_H_
 #define DLIB_IS_KINd_H_
 
+#include <vector>
+
 namespace dlib
 {
     /*!
@@ -54,6 +56,31 @@ namespace dlib
         !*/
     };
 
+// ----------------------------------------------------------------------------------------
+
+    template <typename T>
+    struct is_std_vector : public default_is_kind_value  
+    {
+        /*!
+            - if (T is an implementation of the standard C++ std::vector object) then
+                - is_std_vector<T>::value == true
+            - else
+                - is_std_vector<T>::value == false
+        !*/
+    };
+
+// ----------------------------------------------------------------------------------------
+// ----------------------------------------------------------------------------------------
+//                              Implementation details
+// ----------------------------------------------------------------------------------------
+// ----------------------------------------------------------------------------------------
+
+    template <typename T, typename alloc> 
+    struct is_std_vector<std::vector<T,alloc> >         { const static bool value = true; };
+    template <typename T> struct is_std_vector<T&>      { const static bool value = is_std_vector<T>::value; };
+    template <typename T> struct is_std_vector<const T&>{ const static bool value = is_std_vector<T>::value; };
+    template <typename T> struct is_std_vector<const T> { const static bool value = is_std_vector<T>::value; };
+
 // ----------------------------------------------------------------------------------------
 
 }

dlib/stl_checked/std_vector_c.h

@@ -8,6 +8,7 @@
 #include "../assert.h"
 #include "std_vector_c_abstract.h"
 #include "../serialize.h"
+#include "../is_kind.h"
 
 namespace dlib
 {
@@ -338,6 +339,11 @@ namespace dlib
         { throw serialization_error(e.info + "\n   while deserializing object of type std_vector_c"); }
     }
 
+// ----------------------------------------------------------------------------------------
+
+    template <typename T, typename alloc> 
+    struct is_std_vector<std_vector_c<T,alloc> >        { const static bool value = true; };
+
 // ----------------------------------------------------------------------------------------
 
 }