first commit

1 files changed, 76 insertions, 0 deletions

diff --git a/lisp/init-nlinum.el b/lisp/init-nlinum.el
new file mode 100644
index 0000000..0e61eab
--- /dev/null
+++ b/lisp/init-nlinum.el
@@ -0,0 +1,76 @@
+;;----------------------------------------------------------------------------
+;; Line numbers
+;;----------------------------------------------------------------------------
+;; Linum snippets from: https://www.emacswiki.org/emacs/LineNumbers
+(require-package 'nlinum)
+(require 'linum)
+(require 'hl-line)
+
+(defface my-linum-hl
+  `((t :inherit linum :background ,(face-background 'hl-line nil t)))
+  "Face for the current line number."
+  :group 'linum)
+(add-hook 'linum-before-numbering-hook 'my-linum-get-format-string)
+
+(defun my-linum-get-format-string ()
+  (let* ((width (1+ (length (number-to-string
+                             (count-lines (point-min) (point-max))))))
+         (format (concat "%" (number-to-string width) "d \u2502")))
+    (setq my-linum-format-string format)))
+
+(defvar my-linum-current-line-number 0)
+
+(defun my-linum-format (line-number)
+  (propertize (format my-linum-format-string line-number) 'face
+              (if (eq line-number my-linum-current-line-number)
+                  'my-linum-hl
+                'linum)))
+(setq linum-format 'my-linum-format)
+
+(defadvice linum-update (around my-linum-update)
+  (let ((my-linum-current-line-number (line-number-at-pos)))
+    ad-do-it))
+(ad-activate 'linum-update)
+
+(defvar *linum-mdown-line* nil)
+
+(defun line-at-click ()
+  (save-excursion
+    (let ((click-y (cdr (cdr (mouse-position))))
+          (line-move-visual-store line-move-visual))
+      (setq line-move-visual t)
+      (goto-char (window-start))
+      (next-line (1- click-y))
+      (setq line-move-visual line-move-visual-store)
+      ;; If you are using tabbar substitute the next line with
+      ;; (line-number-at-pos))))
+      (1+ (line-number-at-pos)))))
+
+(defun md-select-linum ()
+  (interactive)
+  (goto-line (line-at-click))
+  (set-mark (point))
+  (setq *linum-mdown-line*
+        (line-number-at-pos)))
+
+(defun mu-select-linum ()
+  (interactive)
+  (when *linum-mdown-line*
+    (let (mu-line)
+      ;; (goto-line (line-at-click))
+      (setq mu-line (line-at-click))
+      (goto-line (max *linum-mdown-line* mu-line))
+      (set-mark (line-end-position))
+      (goto-line (min *linum-mdown-line* mu-line))
+      (setq *linum-mdown*
+            nil))))
+
+(global-set-key (kbd "<left-margin> <down-mouse-1>") 'md-select-linum)
+(global-set-key (kbd "<left-margin> <mouse-1>") 'mu-select-linum)
+(global-set-key (kbd "<left-margin> <drag-mouse-1>") 'mu-select-linum)
+
+(add-hook 'find-file-hook (lambda () (linum-mode 1)))
+(linum-mode)
+(setq global-linum-mode t)
+
+(provide 'init-nlinum)