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-rw-r--r--lisp/vc-dir.el31
1 files changed, 23 insertions, 8 deletions
diff --git a/lisp/vc-dir.el b/lisp/vc-dir.el
index 17f8b5d91cb..df7caca120c 100644
--- a/lisp/vc-dir.el
+++ b/lisp/vc-dir.el
@@ -478,11 +478,6 @@ If a prefix argument is given, move by that many lines."
(funcall mark-unmark-function))))
(funcall mark-unmark-function)))
-(defun vc-string-prefix-p (prefix string)
- (let ((lpref (length prefix)))
- (and (>= (length string) lpref)
- (eq t (compare-strings prefix nil nil string nil lpref)))))
-
(defun vc-dir-parent-marked-p (arg)
;; Return nil if none of the parent directories of arg is marked.
(let* ((argdir (vc-dir-node-directory arg))
@@ -938,9 +933,29 @@ outside of VC) and one wants to do some operation on it."
(defun vc-dir-hide-up-to-date ()
"Hide up-to-date items from display."
(interactive)
- (ewoc-filter
- vc-ewoc
- (lambda (crt) (not (eq (vc-dir-fileinfo->state crt) 'up-to-date)))))
+ (let ((crt (ewoc-nth vc-ewoc -1))
+ (first (ewoc-nth vc-ewoc 0)))
+ ;; Go over from the last item to the first and remove the
+ ;; up-to-date files and directories with no child files.
+ (while (not (eq crt first))
+ (let* ((data (ewoc-data crt))
+ (dir (vc-dir-fileinfo->directory data))
+ (next (ewoc-next vc-ewoc crt))
+ (prev (ewoc-prev vc-ewoc crt))
+ ;; ewoc-delete does not work without this...
+ (inhibit-read-only t))
+ (when (or
+ ;; Remove directories with no child files.
+ (and dir
+ (or
+ ;; Nothing follows this directory.
+ (not next)
+ ;; Next item is a directory.
+ (vc-dir-fileinfo->directory (ewoc-data next))))
+ ;; Remove files in the up-to-date state.
+ (eq (vc-dir-fileinfo->state data) 'up-to-date))
+ (ewoc-delete vc-ewoc crt))
+ (setq crt prev)))))
(defun vc-dir-status-printer (fileentry)
(vc-call-backend vc-dir-backend 'status-printer fileentry))