[Development] Question about Qt's future

[Kurt Pattyn]

> On 28 Apr 2014, at 07:53, Peter Kümmel <syntheticpp at gmx.net> wrote:
> 
>> On 27.04.2014 22:40, Thiago Macieira wrote:
>>> Em dom 27 abr 2014, às 13:09:50, Peter Kümmel escreveu:
>>>> On 26.04.2014 17:39, André Pönitz wrote:
>>>> You could have made the point "declarative structures are good for GUI
>>>> description" for Qt Widget's .ui files, after all, .ui files contents
>>>> pretty much _is_ declaring layout nesting and property values.
>>> 
>>> Just an idea:
>>> Declarative-only QML files could be translated to C++ by a tool similar
>>> to uic, and then used by a C++-only successor of QtWidgets.
>>> 
>>> Or are there any technical reasons why all the state-of-the-features
>>> provided by QML v2 could not be implemented on the C++ side assuming
>>> there is a QML-to-C++ code generation step?
>> 
>> It's possible, but there's no API in the C++ side to create the graph. Until
>> such an API exists, you can't write the generator.
> 
> I know that currently there is no support for this in Qt, also no plans
> to add it, all I wanted to hear is "It's possible".
> 
> I assume it would be only a community-driven long-term project, which takes
> years until it is on par with QtWidgets. But hey, I'm fascinated by the idea,
> and maybe I'm not alone.
> 
> ATM the problem is to get started because I don't know much about the
> current architecture of the graphic stack.
> Any hints where to start for a first hello world?

Maybe a translation from QML to a .ui file could be a first step? That could work if you use QtWidgets in the QML file.
> 
> 
>> 
>> Care to contribute the C++ side, including passing all the reviews? Note that
>> this is a major undertaking and will probably take two or three releases to
>> get a minimal functional API out there. Plus the maintenance effort.
> 
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