[Qt-interest] Why do Qt collection classes not offer signals and slots?

[Donal O'Connor]

It wouldn't be a very common requirement so if you do need it, you can
simply inherit and apply it yourself I guess...

No point adding this extra delay generally to everyone just for a few rare
circumstances...

On Thu, Dec 17, 2009 at 3:47 PM, william.crocker at analog.com <
william.crocker at analog.com> wrote:

>
> >
> > I was just wondering, I thought this was the most obvious thing to
> have... If Qt containers supported signals and slots, you could write e.g.:
> >
> > QVector<int> * myVector = new QVector<int>();
> > connect(myVector, SIGNAL(elementAdded(int)), this, updateList());
> >
> > Is there a reason for the lack of signals in Qt's collection classes? Or
> am I missing something?
> >
> >
>
> Because they are slow enough already.
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