Module `Brr_note_kit.Ui`

Graphical user interaction.

Warning. This will definitively break in the future.

Note based GUI toolkit.

XXX.

A common interface seems to emerge. Can we get rid of the different types and unify the elements under a single type ?
Provide action refinement. This could be as an optional argument but it's likely you want to do it after. So as *.with_action functions seem better.
Layout is still painful

module Group : sig ... end: Element groups.

module Label : sig ... end: Labels.

module Button : sig ... end: Buttons.

module Jstr_editor : sig ... end: String editors.

module Value_selector : sig ... end: Value selectors

module Float_selector : sig ... end: Floating point value selector.