If there is no active app, then it calls start_app()
.
Value
A list of data frames with the active themes. Each data frame row is a style that applies to selected CLI tree nodes. Each data frame has columns:
selector
: The original CSS-like selector string. See themes.parsed
: The parsed selector, as used by cli for matching to nodes.style
: The original style.cnt
: The id of the container the style is currently applied to, orNA
if the style is not used.