On 23/03/2017 23:57, Thiago Macieira wrote:
On quarta-feira, 22 de março de 2017 16:09:25 PDT Alejandro Exojo wrote:
The challenge is executing a lambda or a slot when any of the depending
properties changes. That's what the QML engine has, and what Olivier
blogged about in 2013:
https://woboq.com/blog/property-bindings-in-cpp.html
E.g. imagine that you have two sliders, and the text that you need to
display in a label depends on both. You need to connect to two signals,
because you depend on two properties.
Right.
But that's a little (or a lot) more difficult to do in C++.
I'd like to see a proof of concept from someone.
This may be of interest:
https://danieldinu.com/posts/observable-c-expressions-using-the-observable-library/
Cheers,
Sean
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