Douglas
Gregor
Frank
Mori
Hess
2001
2002
2003
2004
Douglas Gregor
2007
2008
2009
Frank Mori Hess
Distributed under 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)
Managed signals & slots callback implementation
Boost.Signals2