Re: [sigc] ANNOUNCE: libsigc++ 1.9.14 (aka libsigc++ 2.0 beta 3)
- From: Murray Cumming <murrayc murrayc com>
- To: Martin Schulze <martin-ml hippogriff de>
- Cc: libsigc++ list <libsigc-list gnome org>
- Subject: Re: [sigc] ANNOUNCE: libsigc++ 1.9.14 (aka libsigc++ 2.0 beta 3)
- Date: Sat, 14 Feb 2004 18:33:53 +0100
Thanks. Martin, please remember to upload libsigc++ to ftp.gnome.org. I
can't remember whether you already have a shell account:
http://developer.gnome.org/doc/policies/accounts/shell.html
I'll upload this one for you.
On Fri, 2004-02-13 at 17:25, Martin Schulze wrote:
> *** libsigc++ 2.0 (beta)
>
> libsigc++ implements a typesafe callback system for standard C++. It
> allows you to define signals and to connect those signals to any
> callback function, either global or a member function, regardless of
> whether it is static or virtual.
>
> libsigc++ is used by gtkmm to wrap the GTK+ signal system. It does not
> depend on GTK or gtkmm.
>
> libsigc++ 2.0 uses modern C++ to achieve a highly flexible, yet
> typesafe callback system. It supports the all features of libsigc++ 1.2
> and improves upon it with a simpler and more powerful API. The old API
> is preserved by means of a deprecated compatibility module.
>
> In particular the API improvements from libsigc++ 1.2 to 2.0 include:
> * Provides unnumbered signal and slot templates.
> * Supports arbitrary functor types.
> * Supports implicit argument type conversions on signal emission.
> * Adds support for overloaded functions.
> * Borrows powerful accumulator interface from boost::signal.
> * Simplifies use of adaptors like sigc::hide(): argument types need
> not be specified any more (except for sigc::retype_return()).
> * More powerful adaptors: position of arguments to hide or bind can
> be chosen freely; up to 7 arguments can be bound at a time.
> * Adds two useful adaptors: sigc::compose(), sigc::exception_catch().
> * Adds all-in-one operator sigc::group() with support for lambdas
> featuring a complete set of lambda selectors and lambda operators.
> * Performs only one indirect function call during slot invokation
> regardless of the number of adaptors used; the direct function
> calls involved are inline and can be optimized away by the compiler.
> * Conforms to the STL naming scheme: only uses small letters.
> (The compatibility module prevents existing code from being broken.)
>
>
> *** Prerequisits
>
> Compatible compilers must supports the following recent c++ techniques:
> * Partial template (function) specialization.
> * Explicit template (member) function instantiation.
> * Treat void return as normal return.
>
>
> *** Changes:
>
> 1.9.14:
>
> * Added sigc::slot_base::operator bool() (Murray Cumming).
> * Build docs directory by default (Murray Cumming).
> * Fixed minor doxygen issues (Murray Cumming).
> * Fixed compiler warning in signal.h (Murray Cumming).
>
>
> *** Download:
>
> libsigc++ is available for download here:
> http://libsigc.sourceforge.net/
>
> A reference documentation for libsigc++ 2.0 can be found here:
> http://libsigc.sourceforge.net/libsigc2/docs/
>
>
> *** Known issues:
>
> * This release has only been tested with gcc-3.3.3. It should
> at least also compile with:
> - gcc >= 3.2
> - cygwin (gcc >= 3.2)
> - mingw32
> - Microsoft Visual Studio .Net 2003
> - Sun Forte C++ compiler
> Please report any troubles you encounter with these compilers!
> You are also invited to try a compiler that is not listed above.
>
> * When the compatibility module is used with "using namespace SigC",
> gcc-3.2 reports conflicts of SigC::slot() with struct sigc::slot.
> A fishy work-around has been disabled to support the .Net compiler.
>
> * Most adaptors are not documented, yet.
>
> * Examples for the "API improvements" section must be written and
> uploaded to the web site.
> _______________________________________________
> libsigc-list mailing list
> libsigc-list gnome org
> http://mail.gnome.org/mailman/listinfo/libsigc-list
--
Murray Cumming
www.murrayc.com
murrayc murrayc com
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