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(Info-history-forward): New variable.

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(Info-select-node): Reset Info-history-forward to nil.
(Info-last): Turn into defalias.
(Info-history-back): Rename from Info-last.
Add current node to Info-history-forward.
(Info-history-forward): New fun.
(Info-mode-map): Replace Info-last by Info-history-back.
Bind Info-history-forward to "r".
(Info-mode-menu): Replace Info-last by Info-history-back.
Fix menu item text.  Add menu item for Info-history-forward.
(info-tool-bar-map): Replace Info-last by Info-history-back.
Replace its icon "undo" by "back_arrow".  Add icon "fwd_arrow"
for Info-history-forward.
(Info-mode): Replace Info-last by Info-history-back in docstring.
Add local variable Info-history-forward.
(Info-goto-emacs-command-node): Replace Info-last by Info-history-back.
This commit is contained in:
Juri Linkov 2005-01-11 21:57:46 +00:00
parent 4493ea9446
commit 424b9d3e7d
2 changed files with 65 additions and 11 deletions
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25
lisp/ChangeLog
View file

@ -1,3 +1,26 @@
2005-01-11 Juri Linkov <juri@jurta.org>
* toolbar/back_arrow.xpm, toolbar/back_arrow.pbm,
* toolbar/lc-back_arrow.xpm, toolbar/lc-fwd_arrow.xpm,
* toolbar/fwd_arrow.xpm, toolbar/fwd_arrow.pbm: New icons.
* info.el (Info-history-forward): New variable.
(Info-select-node): Reset Info-history-forward to nil.
(Info-last): Turn into defalias.
(Info-history-back): Rename from Info-last.
Add current node to Info-history-forward.
(Info-history-forward): New fun.
(Info-mode-map): Replace Info-last by Info-history-back.
Bind Info-history-forward to "r".
(Info-mode-menu): Replace Info-last by Info-history-back.
Fix menu item text. Add menu item for Info-history-forward.
(info-tool-bar-map): Replace Info-last by Info-history-back.
Replace its icon "undo" by "back_arrow". Add icon "fwd_arrow"
for Info-history-forward.
(Info-mode): Replace Info-last by Info-history-back in docstring.
Add local variable Info-history-forward.
(Info-goto-emacs-command-node): Replace Info-last by Info-history-back.
2005-01-11 Stefan Monnier <monnier@iro.umontreal.ca>
* mouse.el (mouse-drag-mode-line-1, mouse-drag-vertical-line)
@ -3224,7 +3247,7 @@
* menu-bar.el (menu-bar-files-menu): Make "Open File..." call
find-file-existing. Add "New File..." that calls find-file.
* diropen.pbm diropen.xpm: New files.
* diropen.pbm, diropen.xpm: New files.
* toolbar/tool-bar.el (tool-bar-setup): Tool bar item dired uses
icon diropen. New tool bar item find-file-existing uses icon open.

51
lisp/info.el
View file

@ -47,6 +47,10 @@
"Stack of info nodes user has visited.
Each element of list is a list (FILENAME NODENAME BUFFERPOS).")
(defvar Info-history-forward nil
"Stack of info nodes user has visited with `Info-history-back' command.
Each element of list is a list (FILENAME NODENAME BUFFERPOS).")
(defvar Info-history-list nil
"List of all info nodes user has visited.
Each element of list is a list (FILENAME NODENAME).")
@ -1295,7 +1299,8 @@ any double quotes or backslashes must be escaped (\\\",\\\\)."
;; Add a new unique history item to full history list
(let ((new-history (list Info-current-file Info-current-node)))
(setq Info-history-list
(cons new-history (delete new-history Info-history-list))))
(cons new-history (delete new-history Info-history-list)))
(setq Info-history-forward nil))
(if (not (eq Info-fontify-maximum-menu-size nil))
(Info-fontify-node))
(Info-display-images-node)
@ -1731,18 +1736,38 @@ If SAME-FILE is non-nil, do not move to a different Info file."
(goto-char p)
(Info-restore-point Info-history))))
(defun Info-last ()
"Go back to the last node visited."
(defun Info-history-back ()
"Go back in the history to the last node visited."
(interactive)
(or Info-history
(error "This is the first Info node you looked at"))
(let (filename nodename opoint)
(let ((history-forward
(cons (list Info-current-file Info-current-node (point))
Info-history-forward))
filename nodename opoint)
(setq filename (car (car Info-history)))
(setq nodename (car (cdr (car Info-history))))
(setq opoint (car (cdr (cdr (car Info-history)))))
(setq Info-history (cdr Info-history))
(Info-find-node filename nodename)
(setq Info-history (cdr Info-history))
(setq Info-history-forward history-forward)
(goto-char opoint)))
(defalias 'Info-last 'Info-history-back)
(defun Info-history-forward ()
"Go forward in the history of visited nodes."
(interactive)
(or Info-history-forward
(error "This is the last Info node you looked at"))
(let ((history-forward (cdr Info-history-forward))
filename nodename opoint)
(setq filename (car (car Info-history-forward)))
(setq nodename (car (cdr (car Info-history-forward))))
(setq opoint (car (cdr (cdr (car Info-history-forward)))))
(Info-find-node filename nodename)
(setq Info-history-forward history-forward)
(goto-char opoint)))
;;;###autoload
@ -2894,12 +2919,13 @@ if point is in a menu item description, follow that menu item."
(define-key Info-mode-map "g" 'Info-goto-node)
(define-key Info-mode-map "h" 'Info-help)
(define-key Info-mode-map "i" 'Info-index)
(define-key Info-mode-map "l" 'Info-last)
(define-key Info-mode-map "l" 'Info-history-back)
(define-key Info-mode-map "L" 'Info-history)
(define-key Info-mode-map "m" 'Info-menu)
(define-key Info-mode-map "n" 'Info-next)
(define-key Info-mode-map "p" 'Info-prev)
(define-key Info-mode-map "q" 'Info-exit)
(define-key Info-mode-map "r" 'Info-history-forward)
(define-key Info-mode-map "s" 'Info-search)
(define-key Info-mode-map "S" 'Info-search-case-sensitively)
;; For consistency with Rmail.
@ -2952,8 +2978,10 @@ if point is in a menu item description, follow that menu item."
:help "Search for another occurrence of regular expression"]
["Go to Node..." Info-goto-node
:help "Go to a named node"]
["Last" Info-last :active Info-history
:help "Go to the last node you were at"]
["Back in history" Info-history-back :active Info-history
:help "Go back in history to the last node you were at"]
["Forward in history" Info-history-forward :active Info-history-forward
:help "Go forward in history"]
["History" Info-history :active Info-history-list
:help "Go to menu of visited nodes"]
["Table of Contents" Info-toc
@ -2981,7 +3009,8 @@ if point is in a menu item description, follow that menu item."
(tool-bar-local-item-from-menu 'Info-prev "left_arrow" map Info-mode-map)
(tool-bar-local-item-from-menu 'Info-next "right_arrow" map Info-mode-map)
(tool-bar-local-item-from-menu 'Info-up "up_arrow" map Info-mode-map)
(tool-bar-local-item-from-menu 'Info-last "undo" map Info-mode-map)
(tool-bar-local-item-from-menu 'Info-history-back "back_arrow" map Info-mode-map)
(tool-bar-local-item-from-menu 'Info-history-forward "fwd_arrow" map Info-mode-map)
(tool-bar-local-item-from-menu 'Info-top-node "home" map Info-mode-map)
(tool-bar-local-item-from-menu 'Info-index "index" map Info-mode-map)
(tool-bar-local-item-from-menu 'Info-goto-node "jump_to" map Info-mode-map)
@ -3101,7 +3130,8 @@ Selecting other nodes:
Picking a menu item causes another node to be selected.
\\[Info-directory] Go to the Info directory node.
\\[Info-follow-reference] Follow a cross reference. Reads name of reference.
\\[Info-last] Move to the last node you were at.
\\[Info-history-back] Move back in history to the last node you were at.
\\[Info-history-forward] Move forward in history to the node you returned from after using \\[Info-history-back].
\\[Info-history] Go to menu of visited nodes.
\\[Info-toc] Go to table of contents of the current Info file.
\\[Info-top-node] Go to the Top node of this file.
@ -3158,6 +3188,7 @@ Advanced commands:
(make-local-variable 'Info-tag-table-buffer)
(setq Info-tag-table-buffer nil)
(make-local-variable 'Info-history)
(make-local-variable 'Info-history-forward)
(make-local-variable 'Info-index-alternatives)
(setq header-line-format
(if Info-use-header-line
@ -3369,7 +3400,7 @@ COMMAND must be a symbol or string."
(message "Found %d other entr%s. Use %s to see %s."
(1- num-matches)
(if (> num-matches 2) "ies" "y")
(substitute-command-keys "\\[Info-last]")
(substitute-command-keys "\\[Info-history-back]")
(if (> num-matches 2) "them" "it")))))
(error "Couldn't find documentation for %s" command))))