Re: [sigc] is possible make the emission of a signal private for a particular class?

[Murray Cumming <murrayc murrayc com>]

On Thu, 2010-05-06 at 18:12 -0700, R. Douglas Barbieri wrote:
> Watch out when using libsigc++ with Qt4...Qt creates a macro called
> "emit()." This creates all kinds of bizarre errors when you try to
> call "emit()" on your signal object. I just #undef the Qt "emit()"
> macro at the top of the class file and have no issues after that. But
> man did it take me a long time to figure that out. :-)
> 
> 
> (Sorry Stephen, but I meant to reply to all)
> 
> An addendum: I dislike undeffing the emit() macro because I didn't
> know what they created it in the first place, so this could cause
> something somewhere else to break in Qt.

It's just syntactic sugar. I think it's defined to nothing.

It may help to define QT_NO_EMIT before including any Qt header.





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