Commit baf8d0ac authored by Juanma Barranquero's avatar Juanma Barranquero
Browse files

lisp/frameset.el: Let-bind frameset--target-display.

* frameset.el (frameset--target-display): Remove definition; declare.
(frameset-save, frameset-restore): Let-bind frameset--target-display.
parent 1ea22560
2014-03-11 Juanma Barranquero <lekktu@gmail.com>
* frameset.el (frameset--target-display): Remove definition; declare.
(frameset-save, frameset-restore): Let-bind frameset--target-display.
2014-03-11 Stefan Monnier <monnier@iro.umontreal.ca>
* emacs-lisp/nadvice.el (advice--make-1): Fix autoloading avoidance.
......
......@@ -417,11 +417,11 @@ Properties can be set with
;; `frameset-filter-params' can be useful, even if you're not using
;; framesets. The interface of `frameset-filter-params' is generic
;; and does not depend of global state, with one exception: it uses
;; the internal variable `frameset--target-display' to decide if, and
;; how, to modify the `display' parameter of FILTERED. But that
;; should not represent any problem, because it's only meaningful
;; when restoring, and customized uses of `frameset-filter-params'
;; are likely to use their own filter alist and just call
;; the dynamically bound variable `frameset--target-display' to decide
;; if, and how, to modify the `display' parameter of FILTERED. That
;; should not represent a problem, because it's only meaningful when
;; restoring, and customized uses of `frameset-filter-params' are
;; likely to use their own filter alist and just call
;;
;; (setq my-filtered (frameset-filter-params my-params my-filters t))
;;
......@@ -522,13 +522,13 @@ It must return:
Frame parameters not on this alist are passed intact, as if they were
defined with ACTION = nil.")
(defvar frameset--target-display nil
;; Either (minibuffer . VALUE) or nil.
;; This refers to the current frame config being processed inside
;; `frameset-restore' and its auxiliary functions (like filtering).
;; If nil, there is no need to change the display.
;; If non-nil, display parameter to use when creating the frame.
"Internal use only.")
;; Dynamically bound in `frameset-save', `frameset-restore'.
(defvar frameset--target-display)
;; Either (display . VALUE) or nil.
;; This refers to the current frame config being processed with
;; `frameset-filter-params' and its auxiliary filtering functions.
;; If nil, there is no need to change the display.
;; If non-nil, display parameter to use when creating the frame.
(defun frameset-switch-to-gui-p (parameters)
"True when switching to a graphic display.
......@@ -760,6 +760,7 @@ PREDICATE is a predicate function, which must return non-nil for frames that
should be saved; if PREDICATE is nil, all frames from FRAME-LIST are saved.
PROPERTIES is a user-defined property list to add to the frameset."
(let* ((list (or (copy-sequence frame-list) (frame-list)))
(frameset--target-display nil)
(frames (cl-delete-if-not #'frame-live-p
(if predicate
(cl-delete-if-not predicate list)
......@@ -1141,16 +1142,15 @@ All keyword parameters default to nil."
(force-display (if (functionp force-display)
(funcall force-display frame-cfg window-cfg)
force-display))
(frameset--target-display nil)
frame to-tty duplicate)
;; Only set target if forcing displays and the target display is different.
(cond ((frameset-keep-original-display-p force-display)
(setq frameset--target-display nil))
((eq (frame-parameter nil 'display) (cdr (assq 'display frame-cfg)))
(setq frameset--target-display nil))
(t
(setq frameset--target-display (cons 'display
(frame-parameter nil 'display))
to-tty (null (cdr frameset--target-display)))))
(unless (or (frameset-keep-original-display-p force-display)
(eq (frame-parameter nil 'display)
(cdr (assq 'display frame-cfg))))
(setq frameset--target-display (cons 'display
(frame-parameter nil 'display))
to-tty (null (cdr frameset--target-display))))
;; Time to restore frames and set up their minibuffers as they were.
;; We only skip a frame (thus deleting it) if either:
;; - we're switching displays, and the user chose the option to delete, or
......@@ -1210,9 +1210,6 @@ All keyword parameters default to nil."
;; other frames are already visible (discussed in thread for bug#14841).
(sit-for 0 t)
;; Clean temporary caches
(setq frameset--target-display nil)
;; Clean up the frame list
(when cleanup-frames
(let ((map nil)
......
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