[Development] Changing qreal to a float

[andre.poenitz at nokia.com]

Marc Mutz [marc.mutz at kdab.com]
> On Monday February 20 2012, andre.poenitz at nokia.com wrote:
> > PS: If we agree that  template <class T> QRectBase;  class QRectF :
> > QRectBase<float> class QRectD : QRectBase<double> etc would be acceptable
> > for 5.0 I'd try to come up with a patch for (b). For (a) the short solution
> > would be simply making the typedef unconditional, or in the luxury variant
> > to add a configure switch (which I'd try to avoid...)
> 
> Why not just use a typedef:
> 
>   typedef QRectImpl<int> QRect;
>   typedef QRectImpl<double> QRectD;
>   typedef QRectImpl<float> QRectF;

To keep it source compatible with code using  forward-declarations of QRectF etc.
Not exactly a big issue, but no need to break it...

Andre'