(setq vlf-mode t))
;;;###autoload
-(defun vlf (file)
- "View Large FILE in batches.
+(defun vlf (file &optional minimal)
+ "View Large FILE in batches. When MINIMAL load just a few bytes.
You can customize number of bytes displayed by customizing
`vlf-batch-size'.
Return newly created buffer."
- (interactive "fFile to open: ")
+ (interactive (list (read-file-name "File to open: ") nil))
(let ((vlf-buffer (generate-new-buffer "*vlf*")))
(set-buffer vlf-buffer)
(set-visited-file-name file)
(set-buffer-modified-p nil)
+ (if (or minimal (file-remote-p file))
+ (set (make-local-variable 'vlf-batch-size) 1024))
(vlf-mode 1)
+ (when minimal ;restore batch size to default value
+ (kill-local-variable 'vlf-batch-size)
+ (make-local-variable 'vlf-batch-size))
(switch-to-buffer vlf-buffer)
vlf-buffer))
(goto-char (point-max)))
ad-do-it))
-;; hexl mode integration
-(defun vlf-hexl-before (&optional operation)
- "Temporarily disable `hexl-mode' for OPERATION."
- (when (derived-mode-p 'hexl-mode)
- (hexl-mode-exit)
- (set (make-local-variable 'vlf-restore-hexl-mode) operation)))
-
-(defun vlf-hexl-after (&optional operation)
- "Re-enable `hexl-mode' if active before OPERATION."
- (when (and (boundp 'vlf-restore-hexl-mode)
- (eq vlf-restore-hexl-mode operation))
- (hexl-mode)
- (kill-local-variable 'vlf-restore-hexl-mode)))
-
-(add-hook 'vlf-before-batch-functions 'vlf-hexl-before)
-(add-hook 'vlf-after-batch-functions 'vlf-hexl-after)
-(add-hook 'vlf-before-chunk-update 'vlf-hexl-before)
-(add-hook 'vlf-after-chunk-update 'vlf-hexl-after)
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;;; hexl mode integration
(eval-after-load "hexl"
'(progn
(vlf-verify-size)
(vlf-move-to-batch vlf-file-size))
-(defun vlf-revert (&optional _ignore-auto noconfirm)
- "Revert current chunk. Ignore _IGNORE-AUTO.
+(defun vlf-revert (&optional _auto noconfirm)
+ "Revert current chunk. Ignore _AUTO.
Ask for confirmation if NOCONFIRM is nil."
(interactive)
(when (or noconfirm