On Wed, May 03, 2023 at 03:21:40PM +0200, Giuseppe D'Angelo via Development
wrote:
> Il 02/05/23 12:34, Volker Hilsheimer via Development ha scritto:
> >
> > What started as an attempt to provide a few building blocks for making it
> > easier to build asynchronous APIs taking any kind of callable (like
> > QTimer::singleShot or QHostInfo::lookupHost) [1] has turned into a bit of a
> > longer journey to the core.
> >
> > [1]https://codereview.qt-project.org/c/qt/qtbase/+/470341
> > [2]https://codereview.qt-project.org/c/qt/qtbase/+/475168
>
> A general problem here is whether we can provide this infrastructure as a
> public API. If I have a class of mine and want to provide convenience for
> connecting to slots/callables, how do I do it without using private APIs? In
> Qt 4 days that was a simple:
>
> void foo(..., QObject *receiver, const char *slot);
>
> But it's not so simple/possible any more with the PMF syntax.
Something like
void foo(...,
QObject *guard,
const std::function<void(const Result &)> &continuation)
does a sufficiently good job over here.
Andre'
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