The drawing style of the editor's cursor when the window is active.
capi
:inverse
The drawing style of an editor-pane cursor when the window is active.
The allowed values are :inverse, :outline, :underline, :left-bar and :caret.
:outline
:underline
:left-bar
:caret
editor-pane-blink-rate
CAPI User Guide and Reference Manual (Windows version) - 3 Aug 2017