dotfiles/emacs-lisp/popper.org

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:PROPERTIES:
:ID: 45da0115-42c7-4a9a-9288-c5d840a69b92
:END:
#+title: Popper
#+filetags: emacs-load
# SPDX-FileCopyrightText: 2022 Richard Brežák <richard@brezak.sk>
#
# SPDX-License-Identifier: LGPL-3.0-or-later
Enable ~popper~, a better version of ~popwin~, which might actually work. It groups popups by context and allows you to specify their exact positioning, or even a custom display function. It also seems to be better at restoring the previous layout.
#+NAME: popper
#+BEGIN_SRC emacs-lisp
(use-package popper
:straight (popper :type git :host github :repo "karthink/popper")
:config
(setq popper-reference-buffers
'("\\*Messages\\*"
"\\*Warnings\\*"
"\\*Error\\*"
"Output\\*$"
"\\*HS-Error\\*"
"\\*lsp-help\\*"
"^\\*Ement compose.*\\*$"
haskell-interactive-mode
help-mode
compilation-mode
rustic-compilation-mode
tex-shell))
(popper-mode +1))
#+END_SRC
Add a [[id:db1d0122-58d6-4dec-84f6-afcb52937fc7][consult]] source for popped buffers.
#+begin_src emacs-lisp
(with-eval-after-load 'consult
(setq magic_rb/consult-source-popper
`(:name "popper"
:narrow ?P
:category buffer
:face consult-buffer
:history buffer-name-history
:state consult--buffer-state
:items
(lambda ()
(let ((group-name (when popper-group-function
(with-current-buffer buf (funcall popper-group-function)))))
(mapcar #'buffer-name
(append
(mapcar #'cdr (alist-get group-name popper-buried-popup-alist))
(mapcar #'cdr (alist-get group-name popper-open-popup-alist))))))))
(add-to-list 'consult-buffer-sources 'magic_rb/consult-source-popper 'append))
#+end_src
Force user buffer switching to also obey ~display-buffer-alist~.
#+begin_src emacs-lisp
(setq switch-to-buffer-obey-display-actions t)
#+end_src
Set almost all popups to ~meow-motion-mode~, except for [[id:986ca7a5-d225-49bb-9e35-f2dffafe8aee][Org Mode]] popups and [[id:8fbb19be-bb8d-4fef-8a6a-9d5a3f5d06ec][Vterm]].
#+begin_src emacs-lisp :tangle no
(defun magic_rb/popper-meow-motion (buf &optional _act)
(with-current-buffer buf
(when
(and (popper-popup-p buf)
(not (equal major-mode 'vterm-mode))
(not ement-room-compose-buffer))
(meow-normal-mode) (meow-motion-mode))))
(advice-add 'popper-display-control-p :after 'magic_rb/popper-meow-motion)
#+end_src