[Interest] Is there any plan to make property binding working in C++?

Samuel Gaist samuel.gaist at edeltech.ch
Mon May 9 10:36:35 CEST 2016


On 9 mai 2016, at 10:32, Jean-Michaƫl Celerier <jeanmichael.celerier at gmail.com> wrote:

> 
> On Mon, May 9, 2016 at 7:41 AM, Thiago Macieira <thiago.macieira at intel.com> wrote:
> 
> We already have one, it's called QObject::connect.
> 
> To be faire, to emulate property binding, I think that you also have to set the current value upon connection.
> Which isn't straightforward if you want to do more than a trivial "set" operation :
> 
> connect(model, &Model::fooChanged,
>              this, [=] (Foo f) { this->view->setHeight(toPixels(f)); }
> 
> this->view->setHeight(toPixels(model.foo()));
> 
> 
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Hi,

There's was an interesting article about this from Olivier Goffart:

https://woboq.com/blog/property-bindings-in-cpp.html

Just repeating the warning here: it's not production code

Cheers
Samuel
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