[QGIS-Developer] Signals and QtDesigner

[Jorge Tornero]

Thanks Nyall!!!

El jue, 29 feb 2024 a las 22:01, Nyall Dawson (<nyall.dawson at gmail.com>)
escribió:

>
>
> On Fri, 1 Mar 2024, 5:02 am Jorge Tornero via QGIS-Developer, <
> qgis-developer at lists.osgeo.org> wrote:
>
>> Hello all,
>>
>> I write the list because I have a a simple question (currently I'm trying
>> to tackle issue #56275 Improve Parsing of Data from Serial Port Sensors).
>>
>> Is  using the QtDesigner signal/slot assignment facilities discouraged?
>> I've read this in the QGIS coding standards guide and don't really know if
>> that means that:
>>
>> *Avoid use of Qt auto connect slots (i.e. those named void
>> on_mSpinBox_valueChanged).*
>>
>> So, If I need to connect two widgets in a groupBox (a radioButton and a
>> QLineEdit, just to enable the QLineEdit only a determinate radioButton is
>> selected), should I make it programatically instead using QtDesigner?
>>
>
> I realise you posted a follow up, but just to confirm -- yes, do NOT rely
> on connections made in the designer.
>
> The rationale is that the designer can break these connections without any
> warning. Eg if you cut and paste some widgets to move them around, any
> connections to those will be silently broken. It's much safer to rely on
> manual connections with compile time checks...
>
> Nyall
>
>>
>>
>> Thanks a lot
>>
>> Jorge
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