Sze Howe Koh wrote:
> I'm curious about the rationale behind this API design. I can't think
> of any other Qt function that returns an implicitly-shared object by
> pointer, so this seems inconsistent. e.g. QWidget::font() returns a
> QFont by const-ref.
Probably because the pointer can be null. C++ does not allow null
references. (The compiler might let you get away with it, but in principle,
it is not allowed.)
Kevin Kofler
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