;; Copyright (C) 2016 Free Software Foundation, Inc. and Ken Manheimer
;; Author: Ken Manheimer <ken.manheimer@gmail.com>
-;; Version: 1.0.9
+;; Version: 1.1.2
;; Created: 2016 -- first public availability
;; Keywords: processes
;; URL: https://github.com/kenmanheimer/EmacsMultishell
+;; See multishell.el for commentary, change log, etc.
+
(require 'tabulated-list)
(defun multishell-list-open-pop ()
"Pop to current entry's shell, and refresh the listing buffer."
(interactive)
- (multishell-pop-to-shell nil (tabulated-list-get-id)))
+ (let ((list-buffer (current-buffer)))
+ (multishell-pop-to-shell nil (tabulated-list-get-id))
+ (with-current-buffer list-buffer
+ (revert-buffer))))
+(defun multishell-list-open-as-default ()
+ "Pop to current entry's shell, and set as the default shell."
+ (interactive)
+ (let ((list-buffer (current-buffer)))
+ (message "%s <==" (multishell-name-from-entry (tabulated-list-get-id)))
+ (multishell-pop-to-shell '(16) (tabulated-list-get-id))
+ (with-current-buffer list-buffer
+ (revert-buffer))))
(defun multishell-list-open-here ()
"Switch to current entry's shell buffer."
(interactive)
- (multishell-pop-to-shell nil (tabulated-list-get-id) 'here))
+ (let ((list-buffer (current-buffer)))
+ (multishell-pop-to-shell nil (tabulated-list-get-id) 'here)
+ (with-current-buffer list-buffer
+ ;; In case they use switch-to-buffer or whatever to return.
+ (revert-buffer))))
(defun multishell-list-delete ()
- "Remove current environment variable value."
+ "Remove current shell entry, and prompt for buffer-removal if present.
+
+\(We depend on intrinsic confirmation prompts for active buffers,
+supplemented by our own when buffer is inactive.)"
(interactive)
- (let* ((where (save-excursion (beginning-of-line) (point)))
- (entry (tabulated-list-get-id))
+ (let* ((entry (tabulated-list-get-id))
(name (multishell-name-from-entry entry))
(name-bracketed (multishell-bracket name))
(buffer (get-buffer name-bracketed)))
(or (comint-check-proc (current-buffer))
(y-or-n-p (format "Kill buffer %s? " name-bracketed)))
(kill-buffer name-bracketed)))
- (revert-buffer)
- (if (not tabulated-list-sort-key)
- (revert-buffer))
- (goto-char where)))
+ (tabulated-list-delete-entry)))
(defun multishell-list-edit-entry ()
"Edit the value of current shell entry."
(name (multishell-name-from-entry entry))
(revised (multishell-read-unbracketed-entry
(format "Edit shell spec for %s: " name)
- nil
- entry))
- (revised-path (and revised (cadr (multishell-split-entry revised))))
+ entry
+ 'no-record))
(revised-name (multishell-name-from-entry revised))
buffer)
(when (not (string= revised entry))
- (multishell-delete-history-name name)
+ (multishell-replace-entry entry revised)
(when (and (not (string= name revised-name))
(setq buffer (get-buffer (multishell-bracket name))))
(with-current-buffer buffer
(rename-buffer (multishell-bracket revised-name))))
- (multishell-register-name-to-path revised-name revised-path)
(revert-buffer)
- (if (not tabulated-list-sort-key)
- (revert-buffer))
(goto-char where))))
+(defun multishell-list-clone-entry (&optional arg)
+ "Create a new list entry based on editing the current one.
+
+You will be left in the list at the entry, not yet launched.
+
+Providing a universal argument will also open the new shell.
+
+The already existing current entry is left untouched."
+ (interactive "P")
+ (let* ((prototype (tabulated-list-get-id))
+ (name (multishell-name-from-entry prototype))
+ (new (multishell-read-unbracketed-entry
+ (format "Clone new shell spec from %s: " name)
+ prototype
+ 'no-record))
+ (new-name (multishell-name-from-entry new))
+ (new-path (cadr (multishell-split-entry new))))
+ (when (not (string= new prototype))
+ (multishell-register-name-to-path new-name new-path)
+ (revert-buffer)
+ (goto-char (point-min))
+ (re-search-forward (format "^ . \\b%s\\b"
+ (regexp-quote new-name)))
+ (beginning-of-line))))
+
(defun multishell-list-placeholder (value default)
"Return VALUE if non-empty string, else DEFAULT."
(if (or (not value) (string= value ""))
default
value))
+(defconst multishell-list-active-buffer-flag "+")
+(defconst multishell-list-inactive-buffer-flag ".")
+(defconst multishell-list-absent-buffer-flag "x")
+
(defun multishell-list-entries ()
- "Generate multishell name/path entries list for tabulated-list."
+ "Generate multishell name/path-spec entries list for tabulated-list."
(let ((recency 0))
(mapcar #'(lambda (entry)
(setq recency (1+ recency))
(buffer (and name
(get-buffer
(multishell-bracket name))))
- (status (cond ((not buffer) "x")
- ((comint-check-proc buffer) "+")
- (t ".")))
+ (status (cond ((not buffer)
+ multishell-list-absent-buffer-flag)
+ ((comint-check-proc buffer)
+ multishell-list-active-buffer-flag)
+ (t multishell-list-inactive-buffer-flag)))
(rest (cadr splat))
- (dissected (and rest (file-remote-p rest)
- (tramp-dissect-file-name rest t)))
- (path (or (and dissected (aref dissected 3))
- rest))
- (hops (and dissected
+ (dir (or (file-remote-p rest 'localname)
+ rest))
+ (hops (and (file-remote-p rest 'localname)
(substring
- rest 0 (- (length rest) (length path))))))
+ rest 0 (- (length rest) (length dir))))))
(when (not name)
(setq name (multishell-name-from-entry entry)))
(list entry
status
name
(multishell-list-placeholder hops "-")
- (multishell-list-placeholder path ":")))))
+ (multishell-list-placeholder dir "~")))))
(multishell-all-entries))))
(defun compare-strings-as-numbers (a b)
(let ((a (aref (cadr a) 0))
(b (aref (cadr b) 0)))
(> (string-to-number a) (string-to-number b))))
+
+(defvar multishell-list-mode-map
+ (let ((map (make-sparse-keymap)))
+ (define-key map (kbd "c") 'multishell-list-clone-entry)
+ (define-key map (kbd "d") 'multishell-list-delete)
+ (define-key map (kbd "\C-k") 'multishell-list-delete)
+ (define-key map (kbd "k") 'multishell-list-delete)
+ (define-key map (kbd "e") 'multishell-list-edit-entry)
+ (define-key map (kbd "o") 'multishell-list-open-pop)
+ (define-key map (kbd " ") 'multishell-list-open-pop)
+ (define-key map (kbd "O") 'multishell-list-open-as-default)
+ (define-key map (kbd "RET") 'multishell-list-open-here)
+ map))
(define-derived-mode multishell-list-mode
tabulated-list-mode "Shells"
- "Major mode for listing current and historically registered shells..
+ "Major mode for listing current and historically registered shells.
\\{multishell-list-mode-map\}"
- (setq tabulated-list-format [("#" 0 compare-strings-as-numbers)
- ("! " 1 t)
- ("Name" 15 t)
- ("Hops" 30 t)
- ("Path" 30 t)]
- tabulated-list-sort-key nil
+ (setq tabulated-list-format
+ [;; (name width sort '(:right-align nil :pad-right nil))
+ ("#" 0 compare-strings-as-numbers :pad-right 1)
+ ("! " 1 t :pad-right 1)
+ ("Name" 15 t)
+ ("Hops" 30 t)
+ ("Directory" 30 t)]
+ tabulated-list-sort-key '("#" . t)
tabulated-list-entries #'multishell-list-entries)
(tabulated-list-init-header))
-(define-key multishell-list-mode-map (kbd "d") 'multishell-list-delete)
-(define-key multishell-list-mode-map (kbd "e") 'multishell-list-edit-entry)
-(define-key multishell-list-mode-map (kbd "o") 'multishell-list-open-pop)
-(define-key multishell-list-mode-map
- (kbd "<return>") 'multishell-list-open-here)
-
;;;###autoload
(defun multishell-list ()
"Edit your current and historic list of shell buffers.