Hi Shawn,

> On 28. Nov 2024, at 13:15, Shawn Rutledge via Development 
> <development@qt-project.org> wrote:
> 
> 
>> On Nov 28, 2024, at 09:08, Fabian Kosmale via Development 
>> <development@qt-project.org> wrote:
>> - Some are already (indirectly) exposed via Q_PROPERTY; should anyone decide 
>> to expose those Widgets to QML (or some other language binding working on 
>> the meta-object system), this would cause some friction because there will 
>> be name clashes (QWidget::geometry() vs the geometry property).
> 
> Indeed; given that the UI designer application, and QUiLoader, are able to 
> dynamically instantiate every kind of widget, and all the interesting 
> properties are, well, properties, it seems doubtful that there are many 
> things that you couldn’t already do in a scripting language either.  And some 
> property setters are already slots, which already makes them invokable, and 
> is also a bit redundant already (if QProperty can set the property, the main 
> reason for making the setter into a slot besides is to be able to connect a 
> signal to it, right?)

QUiLoader seems to have a fixed list of Widgets it can instantiate? 
(“widgets.table”) And for custom widgets it expects you to implement 
QDesignerCustomWidgetInterface.

And then for the properties, most is there you are right and I was starting to 
think it should all be easy, but pretty important stuff like “QWidget::show()” 
is not covered by a property sadly. I will investigate how much of the 
important stuff is missing first, maybe just setting up a list of classes and 
their Constructors, plus the important QWidget functions is small enough that I 
no longer wish for Q_INVOKABLE all the things :)

Cheers,
Marcus

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