Commit 34ada5f4 authored by Martin Rudalics's avatar Martin Rudalics Committed by Juanma Barranquero
Browse files

lisp/window.el (window-state-put): Remove window if buffer was not restored.

(window-state-put-stale-windows): New variable.
(window--state-put-2): Save list of windows without matching buffer.
(window-state-put): Remove "bufferless" windows if possible.
parent 11e03d89
2013-07-06 Martin Rudalics <rudalics@gmx.at>
* window.el (window-state-put-stale-windows): New variable.
(window--state-put-2): Save list of windows without matching buffer.
(window-state-put): Remove "bufferless" windows if possible.
2013-07-06 Juanma Barranquero <lekktu@gmail.com>
* simple.el (alternatives-define): Remove leftover :group keyword.
......
......@@ -4347,6 +4347,9 @@ value can be also stored on disk and read back in a new session."
(defvar window-state-put-list nil
"Helper variable for `window-state-put'.")
(defvar window-state-put-stale-windows nil
"Helper variable for `window-state-put'.")
(defun window--state-put-1 (state &optional window ignore totals)
"Helper function for `window-state-put'."
(let ((type (car state)))
......@@ -4429,9 +4432,14 @@ value can be also stored on disk and read back in a new session."
(set-window-parameter window (car parameter) (cdr parameter))))
;; Process buffer related state.
(when state
;; We don't want to raise an error here so we create a buffer if
;; there's none.
(set-window-buffer window (get-buffer-create (car state)))
;; We don't want to raise an error in case the buffer does not
;; exist anymore, so we switch to a previous one and save the
;; window with the intention of deleting it later if possible.
(let ((buffer (get-buffer (car state))))
(if buffer
(set-window-buffer window buffer)
(switch-to-prev-buffer window)
(push window window-state-put-stale-windows)))
(with-current-buffer (window-buffer window)
(set-window-hscroll window (cdr (assq 'hscroll state)))
(apply 'set-window-fringes
......@@ -4491,6 +4499,7 @@ Optional argument IGNORE non-nil means ignore minimum window
sizes and fixed size restrictions. IGNORE equal `safe' means
windows can get as small as `window-safe-min-height' and
`window-safe-min-width'."
(setq window-state-put-stale-windows nil)
(setq window (window-normalize-window window t))
(let* ((frame (window-frame window))
(head (car state))
......@@ -4539,6 +4548,10 @@ windows can get as small as `window-safe-min-height' and
(set-window-buffer window (current-buffer))
(window--state-put-1 state window nil totals)
(window--state-put-2 ignore))
(while window-state-put-stale-windows
(let ((window (pop window-state-put-stale-windows)))
(when (eq (window-deletable-p window) t)
(delete-window window))))
(window--check frame))))
(defun display-buffer-record-window (type window buffer)
......
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