#ifndef _messages__hpp__included__ #define _messages__hpp__included__ #include /** * messages -> window::out(). */ class messages_relay_class { public: operator std::ostream&() { return getstream(); } static std::ostream& getstream(); }; template inline std::ostream& operator<<(messages_relay_class& x, T value) { return messages_relay_class::getstream() << value; }; inline std::ostream& operator<<(messages_relay_class& x, std::ostream& (*fn)(std::ostream& o)) { return fn(messages_relay_class::getstream()); }; extern messages_relay_class messages; #endif