Monitoring a pixel's RGB value while: Colors > Curves

[BuddyEvoke]

Hi,

I am using Gimp 2.10.38 and also trying 3.0.8 on Windows and Linux too.
In Photoshop I am able to view the RGB values of a particular pixel while adjusting the:
Image > Adjustments > Curves
https://pasteboard.co/eT333BGDrmkn.gif

So far I haven't worked out how to do this in gimp. The FG/BG Colour Scales Tab doesn't change with adjusting the curves.
https://pasteboard.co/fy1G5yXkaYPk.gif

AI said there was an "Info" dockable dialogue. But when I look for one there isn't one:
https://pasteboard.co/IpS9XieukpqJ.png

Thank you, for any help.

[Tas_mania]

I checked the Colormap dialog. Here it is with an rgb image:

   

After changing Image > Mode to Indexed it looks like this:

   

[rich2005]

Not too sure what is meant by a particular pixel in the context of the attached animations, however maybe try sample points.

https://docs.gimp.org/2.10/en/gimp-sampl...ialog.html

...and a 1.5 min video demo https://sendvid.com/9drms9uz