Obtain the currently active theme at render timeSource:
Intended for advanced use by developers to obtain the currently active theme
at render time and primarily for implementing themable widgets that can't
otherwise be themed via
This function should generally only be called at print/render time. For example:
Inside of a custom print method that generates htmltools::tags.
Inside of a
Calling this function at print/render time is important because it does different things based on the context in which it's called:
If a reactive context is active,
session$getCurrentTheme()is called (which is a reactive read).
If no reactive context is active,
shiny::getCurrentTheme()is called (which returns the current app's
theme, if relevant).
shiny::getCurrentTheme()comes up empty, then
bs_global_get()is called, which is relevant for
rmarkdown::html_document(), and possibly other static rendering contexts.