Fixes to support protected members with director, proper virtual member recognition and support of the nodirector feature

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@5485 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/test-suite/director_nested.i

@@ -0,0 +1,62 @@
+%module(directors="1") director_nested
+
+%{
+#include <string>
+#include <iostream>
+%}
+
+%include "std_string.i"
+
+%feature("director") FooBar<int>;
+
+%newobject *::create();
+
+%inline %{
+  template <class C>
+    class Foo {
+    public:
+      virtual ~Foo() {}
+      
+      std::string advance() 
+      {
+	return "Foo::advance;" + do_advance();
+      }  
+
+    protected:
+      virtual std::string do_advance() = 0;
+    };
+%}
+
+%template(Foo_int) Foo<int>;
+
+%inline %{
+
+  class Bar : public Foo<int>
+  {
+  public:
+    
+    std::string step() 
+    {
+      return "Bar::step;" + advance();    
+    }
+    
+  protected:
+    std::string do_advance() 
+    {
+      return "Bar::do_advance;" + do_step();
+    }
+    
+
+    virtual std::string do_step()  = 0;
+  };  
+  
+  template <class C>
+    class FooBar : public Bar
+    {
+    public:
+      virtual C get_value() = 0;
+    };
+%}
+
+%template(FooBar_int) FooBar<int>;
+