[Development] QWidget font settings propagation parent to child

Ville Voutilainen ville.voutilainen at gmail.com
Wed Oct 23 20:18:22 CEST 2019

On Wed, 23 Oct 2019 at 18:49, Elvis Stansvik <elvstone at gmail.com> wrote:
> Den ons 23 okt. 2019 16:29Henry Skoglund <henry at tungware.se> skrev:
>> Hi,
>> I use Qt Creator's excellent Form Editor, however sometimes I've noticed an inconsistency in the font settings, because I'm lazy I usually only set the font property for the top MainWindow and relying on it to "trickle down" and affect the widgets as well. Except sometimes it doesn't trickle down :-( So I wrote a test app, just a main.cpp:
> I don't want to be that person who always asks "why are you even doing this", but.. Why are you even doing this? :p
> Changing the font is normally not recommended. I think the best practice is to let the font remain as the platform plugin decided, so that the user's choice of font is respected.

And if the user changes their choice, should it be possible to reflect
that dynamically on a running application? I have no trouble coming up
with dozens of use cases where you want to change the font of an
application, or a part of its widget hierarchy.

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