Re: [Pyobjc-dev] getRectsBeingDrawn:count: signature help

[Ted H. <ho...@ub...>]

Excellent, thanks!

On Wed, 14 Apr 2004, Ronald Oussoren wrote:
> On 14-apr-04, at 20:07, Ted Horst wrote:
>
> >
> > I would like to use getRectsBeingDrawn:count: in a python NSView
> > subclass,
> > but I don't know how to declare the signature properly.  I tried:
> >
> > setSignatureForSelector('NSView', 'getRectsBeingDrawn:count:',
> > 'v@:o^{_NSRect={_NSPoint=ff}{_NSSize=ff}}o^i')
> >
> > and I get a rect back, but the data is bogus (not surprisingly).  If I
> > use:
> >
> > setSignatureForSelector('NSView', 'getRectsBeingDrawn:count:',
> > 'v@:o^^{_NSRect={_NSPoint=ff}{_NSSize=ff}}o^i')
> >
> > I get something back (a PyObjCPointer), but I don't know how to access
> > it.
> >
> > What is the proper signature and usage of a method like this (ie one
> > that
> > returns a variable length list of struct through a pointer to a
> > pointer).
>
> This cannot be solved in plain python, because the first argument is
> used to return an array of objects.
>
> This is fixed in revision 1.6 of
> Modules/AppKit/_AppKitMapping_NSView.m, which should surface in a day
> or so. With that you can do::
>
> rects, count = myView.getRectsBeingDrawn_count()
>
> Ronald
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