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;;; bandali-ibuffer.el --- bandali's Ibuffer setup -*- lexical-binding: t; -*-
;; Copyright (C) 2018-2025 Amin Bandali <bandali@gnu.org>
;; Author: Amin Bandali <bandali@gnu.org>
;; Keywords: tools
;; This program is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with this program. If not, see <https://www.gnu.org/licenses/>.
;;; Commentary:
;; My Ibuffer setup.
;;; Code:
(use-package ibuffer
:defer t
:bind
(("C-x C-b" . ibuffer)
:map ibuffer-mode-map
("P" . ibuffer-backward-filter-group)
("N" . ibuffer-forward-filter-group)
("M-p" . ibuffer-do-print)
("M-n" . ibuffer-do-shell-command-pipe-replace))
:init
(declare-function
ibuffer-switch-to-saved-filter-groups "ibuf-ext" (name))
:hook
(ibuffer . (lambda ()
(ibuffer-switch-to-saved-filter-groups "default")))
:custom
(ibuffer-saved-filter-groups
'(("default"
("dired" (mode . dired-mode))
("erc" (mode . erc-mode))
("gnus"
(or
(mode . gnus-group-mode)
(mode . gnus-server-mode)
(mode . gnus-summary-mode)
(mode . gnus-article-mode)
(mode . message-mode)))
("shell"
(or
(mode . eshell-mode)
(mode . shell-mode)
(mode . term-mode)))
("tex"
(or
(mode . tex-mode)
(mode . bibtex-mode)
(mode . latex-mode))))))
:config
(setopt
ibuffer-formats
`((mark modified read-only locked
" " (name 18 18 :left :elide)
" " (size-h 9 -1 :right)
" " (mode 16 16 :left :elide) " " filename-and-process)
,@ibuffer-formats))
;; Use human readable Size column instead of original one
(define-ibuffer-column size-h
(:name "Size" :inline t)
(cond
((> (buffer-size) (* 1024 1024))
(format "%7.1fM" (/ (buffer-size) (* 1024.0 1024.0))))
((> (buffer-size) (* 100 1024))
(format "%7.0fK" (/ (buffer-size) 1024.0)))
((> (buffer-size) 1024)
(format "%7.1fK" (/ (buffer-size) 1024.0)))
(t (format "%8d" (buffer-size))))))
(provide 'bandali-ibuffer)
;;; bandali-ibuffer.el ends here
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