Function: window-scroll-bar-width
window-scroll-bar-width is a function defined in window.c.
Signature
(window-scroll-bar-width &optional WINDOW)
Documentation
Return the width in pixels of WINDOW's vertical scrollbar.
WINDOW must be a live window and defaults to the selected one.
Probably introduced at or before Emacs version 24.4.
Source Code
// Defined in /usr/src/emacs/src/window.c
{
return make_fixnum (WINDOW_SCROLL_BAR_AREA_WIDTH (decode_live_window (window)));
}