From 214dd3980127aa120d457bdc481ddec315c1a000 Mon Sep 17 00:00:00 2001 From: Thien-Thi Nguyen Date: Wed, 25 May 2005 15:18:23 +0000 Subject: [PATCH] (vms-magic-right-square-brace, vms-magic-colon): New funcs. In minibuffer-local-completion-map bind `]', `/' and `:' to them. --- lisp/ChangeLog | 6 +++++ lisp/vms-patch.el | 67 +++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 73 insertions(+) diff --git a/lisp/ChangeLog b/lisp/ChangeLog index b57e18d462b..511be0525b3 100644 --- a/lisp/ChangeLog +++ b/lisp/ChangeLog @@ -1,3 +1,9 @@ +2005-05-25 Thien-Thi Nguyen + + * vms-patch.el (vms-magic-right-square-brace, vms-magic-colon): + New funcs. In minibuffer-local-completion-map bind `]', `/' + and `:' to them. + 2005-05-25 Stefan Monnier * startup.el (normal-top-level): Allow modification of load-path while diff --git a/lisp/vms-patch.el b/lisp/vms-patch.el index 60033dc7f20..d8d44d9d752 100644 --- a/lisp/vms-patch.el +++ b/lisp/vms-patch.el @@ -193,5 +193,72 @@ following bindings are established. All other Emacs commands are still available." t) +;;; +;;; Filename handling in the minibuffer +;;; +(defun vms-magic-right-square-brace () + "\ +Insert a right square brace, but do other things first depending on context. +During filename completion, when point is at the end of the line and the +character before is not a right square brace, do one of three things before +inserting the brace: + - If there are already two left square braces preceding, do nothing special. + - If there is a previous right-square-brace, convert it to dot. + - If the character before is dot, delete it. +Additionally, if the preceding chars are right-square-brace followed by +either \"-\" or \"..\", strip one level of directory hierarchy." + (interactive) + (when (and minibuffer-completing-file-name + (= (point) (point-max)) + (not (= 93 (char-before)))) + (cond + ;; Avoid clobbering: user:[one.path][another.path + ((search-backward "[" (field-beginning) t 2)) + ((search-backward "]" (field-beginning) t) + (delete-char 1) + (insert ".") + (goto-char (point-max))) + ((= ?. (char-before)) + (delete-char -1))) + (goto-char (point-max)) + (let ((specs '(".." "-")) + (pmax (point-max))) + (while specs + (let* ((up (car specs)) + (len (length up)) + (cut (- (point) len))) + (when (and (< (1+ len) pmax) + (= ?. (char-before cut)) + (string= up (buffer-substring cut (point)))) + (delete-char (- (1+ len))) + (while (not (let ((c (char-before))) + (or (= ?. c) (= 91 c)))) + (delete-char -1)) + (when (= ?. (char-before)) (delete-char -1)) + (setq specs nil))) + (setq specs (cdr specs))))) + (insert "]")) + +(defun vms-magic-colon () + "\ +Insert a colon, but do other things first depending on context. +During filename completion, when point is at the end of the line +and the line contains a right square brace, remove all characters +from the beginning of the line up to and including such brace. +This enables one to type a new filespec without having to delete +the old one." + (interactive) + (when (and minibuffer-completing-file-name + (= (point) (point-max)) + (search-backward "]" (field-beginning) t)) + (delete-region (field-beginning) (1+ (point))) + (goto-char (point-max))) + (insert ":")) + +(let ((m minibuffer-local-completion-map)) + (define-key m "]" 'vms-magic-right-square-brace) + (define-key m "/" 'vms-magic-right-square-brace) + (define-key m ":" 'vms-magic-colon)) + ;;; arch-tag: c178494e-2c37-4d02-99b7-e47e615656cf ;;; vms-patch.el ends here -- 2.39.2