[Qt5-feedback] Adding better data access method to QAbstractItemModel?

[Stephen Kelly]

Sean Harmer wrote:

>> A model implementation and a proxy implementation can both do better of
>> course, which is the whole idea. This change is source incompatible, but
>> the itemData method currently in QAIM should maybe be deprecated.
> 
> Why is it source incompatible if it is a new function? Does this new
> function not just provide an alternative lighter-weight way of getting at
> contiguous blocks of data? Or am I missing something blindingly obvious
> (quite possible).

Nope, you're not missing anything. I mis-typed :)

That change is source compatibile of course.