1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
|
;;; jao-buffers.el --- deal with buffers and windows -*- lexical-binding: t; -*-
;; Copyright (C) 2026 Jose Antonio Ortega Ruiz
;; Author: Jose Antonio Ortega Ruiz <mail@jao.io>
;; Keywords: files
;; 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/>.
;;; Code:
(require 'eldoc)
;;;; lines
;;;###autoload
(defun jao-goto-visible-line (n)
(interactive "NGo to line: ")
(goto-char (point-min))
(forward-visible-line n))
;;;; attached buffers
(defun jao-display-buffer-below-selected (buffer alist)
(delete-other-windows-vertically)
(display-buffer-below-selected buffer alist))
(defun jao-display-below-eldoc (buffer alist)
(let ((w (selected-window)))
(pop-to-buffer (eldoc-doc-buffer) nil t)
(jao-display-buffer-below-selected buffer alist)
(select-window w t)))
(defun jao-attached-buffer-entry (name-rx height)
`(,name-rx (display-buffer-reuse-window
jao-display-buffer-below-selected)
(window-height . ,(or height 25))))
;;;###autoload
(defmacro jao-with-attached-buffer (name-rx height &rest body)
(declare (indent defun))
`(let ((display-buffer-alist '(,(jao-attached-buffer-entry name-rx height))))
,@body))
;;;###autoload
(defun jao-define-attached-buffer (name-rx &optional height)
(add-to-list 'display-buffer-alist
(jao-attached-buffer-entry name-rx height)))
;;;; eldoc
;;;###autoload
(defun jao-eldoc-toggle ()
"Toggle eldoc's documentation buffer."
(interactive)
(let ((buffer (eldoc-doc-buffer)))
(if-let* ((w (and buffer (get-buffer-window buffer))))
(delete-window w)
(eldoc-doc-buffer t))))
;;;###autoload
(add-to-list 'display-buffer-alist
'("\\*eldoc\\( .*\\)?\\*"
(display-buffer-reuse-window)
(dedicated . t)))
(defsubst jao-eldoc-window () (get-buffer-window (eldoc-doc-buffer)))
;;;###autoload
(defun jao-clear-below-eldoc ()
"Delete any windows below the eldoc buffer, if visible"
(interactive)
(unless (jao-eldoc-window) (jao-eldoc-toggle))
(delete-other-windows-vertically (jao-eldoc-window)))
;;;###autoload
(defun jao-attach-below-eldoc (rx &optional h)
(add-to-list 'display-buffer-alist
`(,rx
(display-buffer-reuse-window jao-display-below-eldoc)
(height . (or ,h 0.5)))))
;;;; same mode
;;;###autoload
(defun jao-buffer-same-mode (&optional mode pre-fn switch-fn)
(interactive)
(let* ((mode (or mode major-mode))
(modes (if (symbolp mode) (list mode) mode))
(pred `(lambda (b)
(let ((b (get-buffer (if (consp b) (car b) b))))
(member (buffer-local-value 'major-mode b)
',modes))))
(buff (read-buffer "Buffer: " nil t pred)))
(when pre-fn (funcall pre-fn))
(if switch-fn (funcall switch-fn buff) (switch-to-buffer buff))))
;;;###autoload
(defun jao-buffer-same-mode-cmd (&optional pop)
(interactive "P")
(jao-buffer-same-mode nil nil (and pop #'pop-to-buffer)))
(provide 'jao-buffers)
;;; jao-buffers.el ends here
|
