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Add command to set batch size explicitly.

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This commit is contained in:
Andrey Kotlarski
2014-01-21 01:32:21 +02:00
parent 5d30eb4826
commit c533bce956
2 changed files with 13 additions and 6 deletions
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6
README.org
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@@ -92,12 +92,12 @@ Here's example how to add another prefix (*C-x v*):
** Control batch size ** Control batch size
Use *M-x vlf-set-batch-size* to change batch size and update chunk
immediately.
*C-c C-v +* and *C-c C-v -* control current batch size by factors *C-c C-v +* and *C-c C-v -* control current batch size by factors
of 2. of 2.
You can also set by hand local variable *vlf-batch-size* and then
refresh with *C-c C-v g*.
** Move around ** Move around
Scrolling automatically triggers moving to previous or next chunk at Scrolling automatically triggers moving to previous or next chunk at

13
vlf.el
View File

@@ -53,6 +53,8 @@
"Toggle continuous chunk recenter around current point.") "Toggle continuous chunk recenter around current point.")
(autoload 'vlf-stop-follow "vlf-follow" (autoload 'vlf-stop-follow "vlf-follow"
"Stop continuous recenter.") "Stop continuous recenter.")
(autoload 'vlf-ediff-buffers "vlf-ediff"
"Run batch by batch ediff over VLF buffers." t)
(defvar vlf-mode-map (defvar vlf-mode-map
(let ((map (make-sparse-keymap))) (let ((map (make-sparse-keymap)))
@@ -71,6 +73,7 @@
(define-key map "]" 'vlf-end-of-file) (define-key map "]" 'vlf-end-of-file)
(define-key map "j" 'vlf-jump-to-chunk) (define-key map "j" 'vlf-jump-to-chunk)
(define-key map "l" 'vlf-goto-line) (define-key map "l" 'vlf-goto-line)
(define-key map "e" 'vlf-ediff-buffers)
(define-key map "f" 'vlf-toggle-follow) (define-key map "f" 'vlf-toggle-follow)
(define-key map "g" 'vlf-revert) (define-key map "g" 'vlf-revert)
map) map)
@@ -186,9 +189,13 @@ When prefix argument is negative
Normally, the value is doubled; Normally, the value is doubled;
with the prefix argument DECREASE it is halved." with the prefix argument DECREASE it is halved."
(interactive "P") (interactive "P")
(setq vlf-batch-size (if decrease (vlf-set-batch-size (if decrease (/ vlf-batch-size 2)
(/ vlf-batch-size 2) (* vlf-batch-size 2))))
(* vlf-batch-size 2)))
(defun vlf-set-batch-size (size)
"Set batch to SIZE bytes and update chunk."
(interactive (list (read-number "Size in bytes: " vlf-batch-size)))
(setq vlf-batch-size size)
(vlf-move-to-batch vlf-start-pos)) (vlf-move-to-batch vlf-start-pos))
(defun vlf-beginning-of-file () (defun vlf-beginning-of-file ()