Variable: desktop-restore-reuses-frames
desktop-restore-reuses-frames is a customizable variable defined in
desktop.el.gz.
Value
t
Documentation
If t, restoring frames reuses existing frames.
If nil, deletes existing frames.
If keep, keeps existing frames and does not reuse them.
This variable was added, or its default value changed, in Emacs 24.4.
Probably introduced at or before Emacs version 24.4.
Source Code
;; Defined in /usr/src/emacs/lisp/desktop.el.gz
(defcustom desktop-restore-reuses-frames t
"If t, restoring frames reuses existing frames.
If nil, deletes existing frames.
If `keep', keeps existing frames and does not reuse them."
:type '(choice (const :tag "Reuse existing frames" t)
(const :tag "Delete existing frames" nil)
(const :tag "Keep existing frames" keep))
:version "24.4")