On 10/13/07, Francisco Dibar <[EMAIL PROTECTED]> wrote:
>
> tenes razon, gracias, pero en realidad lo que quiero es que realmente
> haya herencia, no solo que compile!
Compila y tenés herencia
mira ahora agregando get()
>
>
> template <typename T>
> class Base
> {
> T _t;
>
> public:
> Base(T t) : _t(t) {}
> };
>
> template<typename T>
> class Derived: public Base<T>
> {
> public:
> Derived(T t) : Base<T>(t) {}
> T get() { return _t; }
> };
>
> int main()
> {
> Derived<int> d(1);
> int t = d.get();
> return 0;
> }
>
> template5.cpp: In member function 'T Derived<T>::get()':
> template5.cpp:15: error: '_t' was not declared in this scope
> make: *** [template5] Error 1
Claro, porque _t es privado ;)
y si cambio
> T get() { return _t; }
> por
> T get() { return Base<T>::_t; }
>
> template5.cpp: In member function 'T Derived<T>::get() [with T = int]':
> template5.cpp:21: instantiated from here
> template5.cpp:4: error: 'int Base<int>::_t' is private
> template5.cpp:15: error: within this context
> template5.cpp:4: error: 'int Base<int>::_t' is private
> template5.cpp:15: error: within this context
> make: *** [template5] Error 1
Lo mismo...
gracias.
de nada
-
Mariano Simone
http://www.0pointer.blogspot.com
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