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- // Multiple slot hello world example for Boost.Signals2
- // Copyright Douglas Gregor 2001-2004.
- // Copyright Frank Mori Hess 2009.
- //
- // 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/signals2/signal.hpp>
- //[ hello_def_code_snippet
- struct Hello
- {
- void operator()() const
- {
- std::cout << "Hello";
- }
- };
- //]
- //[ world_def_code_snippet
- struct World
- {
- void operator()() const
- {
- std::cout << ", World!" << std::endl;
- }
- };
- //]
- int main()
- {
- //[ hello_world_multi_code_snippet
- boost::signals2::signal<void ()> sig;
- sig.connect(Hello());
- sig.connect(World());
- sig();
- //]
- return 0;
- }
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