diff options
Diffstat (limited to 'lisp/emacs-lisp/rmc.el')
| -rw-r--r-- | lisp/emacs-lisp/rmc.el | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/lisp/emacs-lisp/rmc.el b/lisp/emacs-lisp/rmc.el index 195035e6be9..dae6590b9bc 100644 --- a/lisp/emacs-lisp/rmc.el +++ b/lisp/emacs-lisp/rmc.el @@ -23,8 +23,6 @@ ;;; Code: -(require 'seq) - (defun rmc--add-key-description (elem) (let* ((char (car elem)) (name (cadr elem)) @@ -125,7 +123,8 @@ buf)) ;;;###autoload -(defun read-multiple-choice (prompt choices &optional help-string show-help) +(defun read-multiple-choice (prompt choices &optional help-string show-help + long-form) "Ask user to select an entry from CHOICES, promting with PROMPT. This function allows to ask the user a multiple-choice question. @@ -163,12 +162,21 @@ dialogs. Otherwise, the function will always use text-mode dialogs. The return value is the matching entry from the CHOICES list. +If LONG-FORM, do a `completing-read' over the NAME elements in +CHOICES instead. + Usage example: \(read-multiple-choice \"Continue connecting?\" \\='((?a \"always\") (?s \"session only\") (?n \"no\")))" + (if long-form + (read-multiple-choice--long-answers prompt choices) + (read-multiple-choice--short-answers + prompt choices help-string show-help))) + +(defun read-multiple-choice--short-answers (prompt choices help-string show-help) (let* ((prompt-choices (if show-help choices (append choices '((?? "?"))))) (altered-names (mapcar #'rmc--add-key-description prompt-choices)) @@ -244,6 +252,17 @@ Usage example: (kill-buffer buf)) (assq tchar choices))) +(defun read-multiple-choice--long-answers (prompt choices) + (let ((answer + (completing-read + (concat prompt " (" + (mapconcat #'identity (mapcar #'cadr choices) "/") + ") ") + (mapcar #'cadr choices) nil t))) + (seq-find (lambda (elem) + (equal (cadr elem) answer)) + choices))) + (provide 'rmc) ;;; rmc.el ends here |