;;; minibuffer.el --- Minibuffer completion functions -*- lexical-binding: t -*-
-;; Copyright (C) 2008-2012 Free Software Foundation, Inc.
+;; Copyright (C) 2008-2013 Free Software Foundation, Inc.
;; Author: Stefan Monnier <monnier@iro.umontreal.ca>
;; Package: emacs
(eq t (compare-strings s1 nil nil s2 nil nil 'ignore-case)))
(defun completion--twq-all (string ustring completions boundary
- unquote requote)
+ _unquote requote)
(when completions
(pcase-let*
((prefix
(defun minibuffer-completion-contents ()
"Return the user input in a minibuffer before point as a string.
-That is what completion commands operate on."
+In Emacs-22, that was what completion commands operated on."
+ (declare (obsolete nil "24.4"))
(buffer-substring (field-beginning) (point)))
(defun delete-minibuffer-contents ()
(cond
;; If there's a fresh completion window with a live buffer,
;; and this command is repeated, scroll that window.
- ((window-live-p minibuffer-scroll-window)
+ ((and (window-live-p minibuffer-scroll-window)
+ (eq t (frame-visible-p (window-frame minibuffer-scroll-window))))
(let ((window minibuffer-scroll-window))
(with-current-buffer (window-buffer window)
(if (pos-visible-in-window-p (point-max) window)
(sort-fun (completion-metadata-get all-md 'cycle-sort-function)))
(when last
(setcdr last nil)
+
+ ;; Delete duplicates: do it after setting last's cdr to nil (so
+ ;; it's a proper list), and be careful to reset `last' since it
+ ;; may be a different cons-cell.
+ (setq all (delete-dups all))
+ (setq last (last all))
+
(setq all (if sort-fun (funcall sort-fun all)
;; Prefer shorter completions, by default.
(sort all (lambda (c1 c2) (< (length c1) (length c2))))))
;; all possibilities.
(completion--cache-all-sorted-completions (nconc all base-size))))))
+(defun minibuffer-force-complete-and-exit ()
+ "Complete the minibuffer with first of the matches and exit."
+ (interactive)
+ (minibuffer-force-complete)
+ (minibuffer--complete-and-exit
+ ;; If the previous completion completed to an element which fails
+ ;; test-completion, then we shouldn't exit, but that should be rare.
+ (lambda () (minibuffer-message "Incomplete"))))
+
(defun minibuffer-force-complete ()
"Complete the minibuffer to an exact match.
Repeated uses step through the possible completions."
(interactive)
+ (setq minibuffer-scroll-window nil)
;; FIXME: Need to deal with the extra-size issue here as well.
;; FIXME: ~/src/emacs/t<M-TAB>/lisp/minibuffer.el completes to
;; ~/src/emacs/trunk/ and throws away lisp/minibuffer.el.
(completion--done (buffer-substring-no-properties start (point)) 'sole)
;; Set cycling after modifying the buffer since the flush hook resets it.
(setq completion-cycling t)
+ (setq this-command 'completion-at-point) ;For minibuffer-complete.
;; If completing file names, (car all) may be a directory, so we'd now
;; have a new set of possible completions and might want to reset
;; completion-all-sorted-completions to nil, but we prefer not to,
`minibuffer-confirm-exit-commands', and accept the input
otherwise."
(interactive)
+ (minibuffer--complete-and-exit
+ (lambda ()
+ (pcase (condition-case nil
+ (completion--do-completion nil 'expect-exact)
+ (error 1))
+ ((or #b001 #b011) (exit-minibuffer))
+ (#b111 (if (not minibuffer-completion-confirm)
+ (exit-minibuffer)
+ (minibuffer-message "Confirm")
+ nil))
+ (_ nil)))))
+
+(defun minibuffer--complete-and-exit (completion-function)
+ "Exit from `require-match' minibuffer.
+COMPLETION-FUNCTION is called if the current buffer's content does not
+appear to be a match."
(let ((beg (field-beginning))
(end (field-end)))
(cond
(t
;; Call do-completion, but ignore errors.
- (pcase (condition-case nil
- (completion--do-completion nil 'expect-exact)
- (error 1))
- ((or #b001 #b011) (exit-minibuffer))
- (#b111 (if (not minibuffer-completion-confirm)
- (exit-minibuffer)
- (minibuffer-message "Confirm")
- nil))
- (_ nil))))))
+ (funcall completion-function)))))
(defun completion--try-word-completion (string table predicate point md)
(let ((comp (completion-try-completion string table predicate point md)))
'mouse-face 'highlight)
(put-text-property (point) (progn (insert (car str)) (point))
'mouse-face 'highlight)
- (add-text-properties (point) (progn (insert (cadr str)) (point))
- '(mouse-face nil
- face completions-annotations)))
+ (let ((beg (point))
+ (end (progn (insert (cadr str)) (point))))
+ (put-text-property beg end 'mouse-face nil)
+ (font-lock-prepend-text-property beg end 'face
+ 'completions-annotations)))
(cond
((eq completions-format 'vertical)
;; Vertical format
(defface completions-first-difference
'((t (:inherit bold)))
- "Face put on the first uncommon character in completions in *Completions* buffer."
+ "Face added on the first uncommon character in completions in *Completions* buffer."
:group 'completion)
-(defface completions-common-part
- '((t (:inherit default)))
- "Face put on the common prefix substring in completions in *Completions* buffer.
+(defface completions-common-part '((t nil))
+ "Face added on the common prefix substring in completions in *Completions* buffer.
The idea of `completions-common-part' is that you can use it to
make the common parts less visible than normal, so that the rest
of the differing parts is, by contrast, slightly highlighted."
(car (setq elem (cons (copy-sequence (car elem))
(cdr elem))))
(setq elem (copy-sequence elem)))))
- (put-text-property 0
- ;; If completion-boundaries returns incorrect
- ;; values, all-completions may return strings
- ;; that don't contain the prefix.
- (min com-str-len (length str))
- 'font-lock-face 'completions-common-part
- str)
+ (font-lock-prepend-text-property
+ 0
+ ;; If completion-boundaries returns incorrect
+ ;; values, all-completions may return strings
+ ;; that don't contain the prefix.
+ (min com-str-len (length str))
+ 'face 'completions-common-part str)
(if (> (length str) com-str-len)
- (put-text-property com-str-len (1+ com-str-len)
- 'font-lock-face 'completions-first-difference
- str)))
+ (font-lock-prepend-text-property com-str-len (1+ com-str-len)
+ 'face
+ 'completions-first-difference
+ str)))
elem)
completions)
base-size))))
(exit-minibuffer))
(defvar completion-in-region-functions nil
- "Wrapper hook around `completion-in-region'.
-The functions on this special hook are called with 5 arguments:
- NEXT-FUN START END COLLECTION PREDICATE.
-NEXT-FUN is a function of four arguments (START END COLLECTION PREDICATE)
-that performs the default operation. The other four arguments are like
-the ones passed to `completion-in-region'. The functions on this hook
-are expected to perform completion on START..END using COLLECTION
-and PREDICATE, either by calling NEXT-FUN or by doing it themselves.")
+ "Wrapper hook around `completion-in-region'.")
+(make-obsolete-variable 'completion-in-region-functions
+ 'completion-in-region-function "24.4")
+
+(defvar completion-in-region-function #'completion--in-region
+ "Function to perform the job of `completion-in-region'.
+The function is called with 4 arguments: START END COLLECTION PREDICATE.
+The arguments and expected return value are like the ones of
+`completion-in-region'.")
(defvar completion-in-region--data nil)
PREDICATE (a function called with no arguments) says when to
exit."
(cl-assert (<= start (point)) (<= (point) end))
+ (funcall completion-in-region-function start end collection predicate))
+
+(defun completion--in-region (start end collection &optional predicate)
(with-wrapper-hook
;; FIXME: Maybe we should use this hook to provide a "display
;; completions" operation as well.
(define-key map "i" 'info)
(define-key map "m" 'mail)
(define-key map "n" 'make-frame)
- (define-key map [mouse-1] (lambda () (interactive)
- (with-current-buffer "*Messages*"
- (goto-char (point-max))
- (display-buffer (current-buffer)))))
+ (define-key map [mouse-1] 'view-echo-area-messages)
;; So the global down-mouse-1 binding doesn't clutter the execution of the
;; above mouse-1 binding.
(define-key map [down-mouse-1] #'ignore)
;; here any more.
(unless unique
(push elem res)
- (when (memq elem '(star point prefix))
- ;; Extract common suffix additionally to common prefix.
- ;; Only do it for `point', `star', and `prefix' since for
- ;; `any' it could lead to a merged completion that
- ;; doesn't itself match the candidates.
- (let ((suffix (completion--common-suffix comps)))
+ ;; Extract common suffix additionally to common prefix.
+ ;; Don't do it for `any' since it could lead to a merged
+ ;; completion that doesn't itself match the candidates.
+ (when (and (memq elem '(star point prefix))
+ ;; If prefix is one of the completions, there's no
+ ;; suffix left to find.
+ (not (assoc-string prefix comps t)))
+ (let ((suffix
+ (completion--common-suffix
+ (if (zerop (length prefix)) comps
+ ;; Ignore the chars in the common prefix, so we
+ ;; don't merge '("abc" "abbc") as "ab*bc".
+ (let ((skip (length prefix)))
+ (mapcar (lambda (str) (substring str skip))
+ comps))))))
(cl-assert (stringp suffix))
(unless (equal suffix "")
(push suffix res)))))