--- Begin Message ---
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Subject: |
Browser-like Info-history button menu |
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Date: |
Sun, 25 Aug 2019 23:50:28 +0300 |
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User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (x86_64-pc-linux-gnu) |
Severity: wishlist
Tags: patch
Clicking on the history back button with mouse-3 or holding mouse-1
in web browsers displays a menu with a list of previous/next visited pages.
The following patch implements the same in the tool-bar of Info-mode:
diff --git a/lisp/info.el b/lisp/info.el
index 17a2d63e6d..b914e2a813 100644
--- a/lisp/info.el
+++ b/lisp/info.el
@@ -4059,6 +4059,8 @@ Info-mode-map
(define-key map [follow-link] 'mouse-face)
(define-key map [XF86Back] 'Info-history-back)
(define-key map [XF86Forward] 'Info-history-forward)
+ (define-key map [tool-bar C-Back\ in\ history] 'Info-history-back-menu)
+ (define-key map [tool-bar C-Forward\ in\ history]
'Info-history-forward-menu)
map)
"Keymap containing Info commands.")
@@ -4151,6 +4153,36 @@ info-tool-bar-map
:vert-only t)
map))
+(defun Info-history-menu (e name history command)
+ (let* ((i (length history))
+ (map (make-sparse-keymap name)))
+ (mapc (lambda (history)
+ (let ((file (nth 0 history))
+ (node (nth 1 history)))
+ (when (stringp file)
+ (setq file (file-name-sans-extension
+ (file-name-nondirectory file))))
+ (define-key map (vector (intern (format "history-%i" i)))
+ `(menu-item ,(format "(%s) %s" file node)
+ (lambda ()
+ (interactive)
+ (dotimes (_ ,i) (call-interactively
',command))))))
+ (setq i (1- i)))
+ (reverse history))
+ (let* ((selection (x-popup-menu e map))
+ (binding (and selection (lookup-key map (vector (car selection))))))
+ (if binding (call-interactively binding)))))
+
+(defun Info-history-back-menu (e)
+ "Pop up the menu with a list of previously visited Info nodes."
+ (interactive "e")
+ (Info-history-menu e "Back in history" Info-history 'Info-history-back))
+
+(defun Info-history-forward-menu (e)
+ "Pop up the menu with a list of Info nodes visited with ‘Info-history-back’."
+ (interactive "e")
+ (Info-history-menu e "Forward in history" Info-history-forward
'Info-history-forward))
+
(defvar Info-menu-last-node nil)
;; Last node the menu was created for.
;; Value is a list, (FILE-NAME NODE-NAME).
--- End Message ---
--- Begin Message ---
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Subject: |
Re: bug#37184: Browser-like Info-history button menu |
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Date: |
Tue, 27 Aug 2019 23:49:24 +0300 |
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User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (x86_64-pc-linux-gnu) |
>> > Thanks, but please always accompany such changes with the relevant
>> > documentation: NEWS and possibly the manual.
>>
>> Please see the documentation updates in the new patch:
>
> LGTM, thanks.
Pushed to master.
--- End Message ---