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