33 lines
658 B
C++
33 lines
658 B
C++
// Boost.Function library examples
|
|
|
|
// Copyright Douglas Gregor 2001-2003. Use, modification and
|
|
// distribution is subject to the Boost Software License, Version
|
|
// 1.0. (See accompanying file LICENSE_1_0.txt or copy at
|
|
// http://www.boost.org/LICENSE_1_0.txt)
|
|
|
|
// For more information, see http://www.boost.org
|
|
|
|
#include <iostream>
|
|
#include <boost/function.hpp>
|
|
#include <functional>
|
|
|
|
struct X {
|
|
X(int val) : value(val) {}
|
|
|
|
int foo(int x) { return x * value; }
|
|
|
|
int value;
|
|
};
|
|
|
|
|
|
int
|
|
main()
|
|
{
|
|
boost::function<int (int)> f;
|
|
X x(7);
|
|
f = std::bind1st(std::mem_fun(&X::foo), &x);
|
|
|
|
std::cout << f(5) << std::endl; // Call x.foo(5)
|
|
return 0;
|
|
}
|