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emacs: Add wrappers for 'history-size' and 'revert-confirm'.

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* emacs/guix-base.el (guix-buffer-history-size): New procedure.
  (guix-buffer-define-interface): Use it in the mode definition.
  (guix-buffer-revert-confirm?): New procedure.
  (guix-revert-buffer): Use it.
This commit is contained in:
Alex Kost 2015-11-21 12:07:17 +03:00
parent 574f6727b0
commit c8e2666a8a
1 changed files with 18 additions and 4 deletions
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22
emacs/guix-base.el
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@ -275,6 +275,14 @@ This alist is filled by `guix-buffer-define-interface' macro.")
param))
(guix-symbol-title param)))
(defun guix-buffer-history-size (buffer-type entry-type)
"Return history size for BUFFER-TYPE/ENTRY-TYPE."
(guix-buffer-value buffer-type entry-type 'history-size))
(defun guix-buffer-revert-confirm? (buffer-type entry-type)
"Return 'revert-confirm' value for BUFFER-TYPE/ENTRY-TYPE."
(guix-buffer-value buffer-type entry-type 'revert-confirm))
(defvar guix-root-map
(let ((map (make-sparse-keymap)))
(define-key map (kbd "l") 'guix-history-back)
@ -431,13 +439,20 @@ If non-nil, ask to confirm for reverting `%S' buffer."
:type 'boolean
:group ',group)
(guix-alist-put!
'((history-size . ,history-size-var)
(revert-confirm . ,revert-confirm-var))
'guix-buffer-data ',buffer-type ',entry-type)
(define-derived-mode ,mode ,parent-mode
,(concat "Guix-" Buffer-type-str)
,(concat "Major mode for displaying information about "
entry-str ".\n\n"
"\\{" mode-map-str "}")
(setq-local revert-buffer-function 'guix-revert-buffer)
(setq-local guix-history-size ,history-size-var)
(setq-local guix-history-size
(guix-buffer-history-size
',buffer-type ',entry-type))
(and (fboundp ',mode-init-fun) (,mode-init-fun)))))
(guix-alist-put!
@ -574,9 +589,8 @@ If NO-DISPLAY is non-nil, do not switch to the buffer."
The function is suitable for `revert-buffer-function'.
See `revert-buffer' for the meaning of NOCONFIRM."
(when (or noconfirm
(symbol-value
(guix-get-symbol "revert-no-confirm"
guix-buffer-type guix-entry-type))
(guix-buffer-revert-confirm? guix-buffer-type
guix-entry-type)
(y-or-n-p "Update current information? "))
(let* ((search-type guix-search-type)
(search-vals guix-search-vals)