after asking this question:
I am at a total loss as to where documentation is located for the Slider widget. I understand I cannot use a gtk scale, but it is totally unclear to me why (extensions run within gnome?) and above all, I could not find documentation anywhere about this Slider.
Inside the “Creating gnome extensions guide” there is a link to
After painstakingly selecting all the 135 libs to search from, there is no result when searching for “Slider”.
Ideas? I am really keen on writing an extension, but I am blocked right now.