Opening Document > Settings feels a bit laggy to me

[Scott Kostyshak]

On Mon, Mar 10, 2025 at 09:53:34AM +0100, Jürgen Spitzmüller wrote:
> Am Sonntag, dem 09.03.2025 um 18:23 +0100 schrieb Jean-Marc Lasgouttes:
> > With 2.5, this is dwarfed by ColorCombo, but that is a different
> > story.
> 
> One thing that probably is expensive (and might be optimized) is that
> the color combo needs to be updated regularly to catch up with the
> custom colors (from buffer params).
> 
> We might employ signals and slots here and maybe also only update these
> handful of entries rather than the whole list of colors.
> 
> Alas, I am a bit short of time now (classes started).

This seems to be triggered by a few different code paths (I'm guessing
anything that calls GuiDocument::updateCustomColors()?). For example
table settings, adding a module. Is that expected?

Is it the for loop in updateCustomColors() that we think is taking up
the cycles?

Scott
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