486 lines
17 KiB
EmacsLisp
486 lines
17 KiB
EmacsLisp
;; init.el -- Marcel Fries <mfries@luxick.de>
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;; Configure emacs in a literate style from an org file.
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;; The file sould be named "setup-emacs.org". It should be located in your ".emacs.d" directory.
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;; Source at https://git.sr.ht/~luxick/emacs-config
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(require 'org)
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(org-babel-load-file
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(expand-file-name (concat user-emacs-directory "setup-emacs.org")))
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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; MOVE THIS
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; Slurp environment variables from the shell.
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(use-package exec-path-from-shell
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:config
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(exec-path-from-shell-initialize))
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;; make PC keyboard's Win key or other to type Super or Hyper, for emacs running on Windows.
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(setq w32-pass-lwindow-to-system nil)
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(setq w32-lwindow-modifier 'super) ; Left Windows key
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(setq w32-pass-rwindow-to-system nil)
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(setq w32-rwindow-modifier 'super) ; Right Windows key
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(setq w32-pass-apps-to-system nil)
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(setq w32-apps-modifier 'hyper) ; Menu/App key
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(use-package all-the-icons)
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;; Ensure that items in the PATH are made available to Emacs. This should
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;; probably just come with the main distribution.
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;; Recentf comes with Emacs but it should always be enabled.
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(use-package recentf
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:init (recentf-mode t)
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:config
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(add-to-list 'recentf-exclude "\\.emacs.d")
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(add-to-list 'recentf-exclude ".+tmp......\\.org"))
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(use-package gnu-elpa-keyring-update)
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;; Magit is one of the best pieces of OSS I have ever used. It is truly esssential.
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(use-package magit
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:bind (("C-c g" . magit-status))
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:diminish magit-auto-revert-mode
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:diminish auto-revert-mode
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:custom
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(magit-remote-set-if-missing t)
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(magit-diff-refine-hunk t)
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:config
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(magit-auto-revert-mode t)
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;; Magit, and Emacs in general, has a nasty habit of prompting to save buffers
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;; that are identical to those on disk. This is an attempt at remedying that,
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;; one that I should probably attach to other functions like save-buffers-kill-emacs.
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(advice-add 'magit-refresh :before #'maybe-unset-buffer-modified)
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(advice-add 'magit-commit :before #'maybe-unset-buffer-modified)
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(setq magit-completing-read-function 'ivy-completing-read)
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(add-to-list 'magit-no-confirm 'stage-all-changes))
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;; Unclear whether this does anything at the moment.
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(use-package libgit
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:disabled
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:after magit)
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;; Since I grew up on Textmate, I'm more-or-less reliant on snippets
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(use-package yasnippet
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:config
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(yas-global-mode 1)
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(setq yas-prompt-functions '(yas-completing-prompt))
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:diminish yas-minor-mode)
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;; Haskell and Elisp are made a lot easier when delimiters are nicely color-coded.
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(use-package rainbow-delimiters
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:disabled
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:hook (prog-mode . rainbow-delimiters-mode))
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;; multiple-cursors is better than cua-selection-mode.
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;; TODO: learn ace-mc
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(use-package multiple-cursors
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:bind (("C-c M" . mc/edit-lines)))
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;; The beauty of undo-tree is that it means that, once you've typed something into
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;; a buffer, you'll always be able to get it back. That is crucial.
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(use-package undo-tree
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:bind (("C-x u" . undo-tree-visualize)
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("C-z" . undo-tree-undo)
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("C-S-z" . undo-tree-redo))
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:config
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(global-undo-tree-mode +1)
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(unbind-key "M-_" undo-tree-map)
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:diminish)
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;; Trying undo-propose, which seems to offer a better experience, as
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;; undo tree is prone to losing data.
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(use-package undo-propose
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:disabled
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:bind (("C-c _" . undo-propose)
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:map undo-propose-mode-map
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("<up>" . undo-only)))
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;; (use-package ansi-color
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;; :config
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;; (add-hook 'shell-mode-hook 'ansi-color-for-comint-mode-on))
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;; C stuff.
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(use-package cc-mode
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:disabled)
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;; I do all of my writing in either org-mode or markdown-mode.
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(use-package markdown-mode
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:mode ("\\.md$" . gfm-mode)
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:config
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(when (executable-find "pandoc")
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(setq markdown-command "pandoc -f markdown -t html")))
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;; Quickly duplicate whatever's under the cursor. I'm shocked this requires a
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;; third-party package; it should be standard.
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(use-package duplicate-thing
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:bind (("C-c u" . duplicate-thing)))
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;; I can never remember the hierarchies of certain bindings, like C-x v for version control
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;; stuff. Guide-key helps there. (TODO: figure out other places it'll help.)
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(use-package guide-key
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:diminish guide-key-mode
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:config
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(guide-key-mode t)
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(setq guide-key/guide-key-sequence '("C-x v" ;; version control
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"C-c a" ;; my mode-specific bindings
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"C-c l" ;; line-jumping
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"C-c o"
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)))
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(defun em-dash ()
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"Insert an em-dash."
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(interactive)
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(insert "—"))
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(defun ellipsis ()
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"Insert an ellipsis."
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(interactive)
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(insert "…"))
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(defun lambduh ()
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"Insert a lowercase lambda."
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(interactive)
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(insert "λ"))
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(defun open-link-list ()
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"Open the list of captured links."
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(interactive)
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(find-file "~/Notes/links.org"))
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(defun open-semantic-notes ()
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"Open my notes file."
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(interactive)
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(find-file "~/Notes/semantic.org"))
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(defun open-main-todo-file ()
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"Open The List."
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(interactive)
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(find-file "~/Notes/todo.org"))
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(use-package org
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;; Always get this from the GNU archive.
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:pin gnu
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:diminish org-indent-mode
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;; Global functions that drop me into org-mode-related modes
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;; are prefixed under C-c o.
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:bind (("C-c o c" . org-capture)
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("C-c o n" . open-semantic-notes)
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("C-c o t" . open-main-todo-file)
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("C-c o l" . open-link-list)
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("C-c o s" . org-store-link)
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("C-c o a" . org-agenda)
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:map org-mode-map
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("M-s-<return>" . org-insert-todo-heading)
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("M--" . em-dash)
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("M-;" . ellipsis)
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("C-c c" . org-mode-insert-code)
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("C-c a s" . org-emphasize)
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("C-c a r" . org-ref)
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("C-c a e" . outline-show-all)
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("C-c a l" . lambduh)
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("C-c a t" . unindent-by-four))
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:hook (org-mode . visual-line-mode)
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:config
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;; TODO: build a real indentation solution
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(defun unindent-by-four ()
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(interactive)
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(indent-rigidly (region-beginning) (region-end) -4))
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;; Org-mode conflicts with a lot of stuff I take for granted.
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(unbind-key "C-c ;" org-mode-map)
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(unbind-key "C-," org-mode-map)
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(unbind-key "M-<left>" org-mode-map)
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(unbind-key "M-<right>" org-mode-map)
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(let ((todo-path (expand-file-name "~/Seafile/Notes/Org/todo.org")))
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(when (file-exists-p todo-path)
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(setq org-agenda-files (list todo-path)
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org-default-notes-file todo-path)))
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(setq org-footnote-section ""
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org-startup-with-inline-images t
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org-pretty-entities t
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org-ellipsis "…"
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org-footnote-section nil
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org-hide-leading-stars nil
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)
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;; This allegedly gets better behavior for delineating org-mode
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;; emphasis. But (Monique voice) I would like to see it.
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(setcar (nthcdr 4 org-emphasis-regexp-components) 4)
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(defun org-mode-insert-code ()
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(interactive)
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(org-emphasize ?~)))
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(setq org-capture-templates
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'(("l" "Link" entry (file "~/Notes/links.org")
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"* NEW %?\n:PROPERTIES:\n:CREATED: %U\n:END:\n%i\n")))
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(defun my-elisp-mode-hook ()
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"My elisp customizations."
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(electric-pair-mode 1)
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(add-hook 'before-save-hook 'check-parens nil t)
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(auto-composition-mode nil))
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(add-hook 'emacs-lisp-mode-hook 'my-elisp-mode-hook)
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(defun kill-all-buffers ()
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"Close all buffers."
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(interactive)
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(maybe-unset-buffer-modified)
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(save-some-buffers)
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(mapc 'kill-buffer-with-prejudice (buffer-list)))
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(defun split-right-and-enter ()
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"Split the window to the right and enter it."
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(interactive)
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(split-window-right)
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(other-window 1))
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(defun split-below-and-enter ()
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"Split the window to the right and enter it."
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(interactive)
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(split-window-below)
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(other-window 1))
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(defun switch-to-previous-buffer ()
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"Switch to previously open buffer. Repeated invocations toggle between the two most recently open buffers."
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(interactive)
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(switch-to-buffer (other-buffer (current-buffer) 1)))
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(defun display-startup-echo-area-message ()
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"Overrides the normally tedious error message."
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(message "Welcome back."))
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(defun eol-then-newline ()
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"Go to end of line then return."
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(interactive)
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(move-end-of-line nil)
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(newline)
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(indent-for-tab-command))
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;; There is an extant bug where magit-refresh prompts to save files that haven't
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;; been modified. We work around this with some defadvice over maybe-unset-buffer-modified. SO:
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;; https://emacs.stackexchange.com/questions/24011/make-emacs-diff-files-before-asking-to-save
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(autoload 'diff-no-select "diff")
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(defun current-buffer-matches-file-p ()
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"Return t if the current buffer is identical to its associated file."
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(when (and buffer-file-name (buffer-modified-p))
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(diff-no-select buffer-file-name (current-buffer) nil 'noasync)
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(with-current-buffer "*Diff*"
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(and (search-forward-regexp "^Diff finished \(no differences\)\." (point-max) 'noerror) t))))
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(defun maybe-unset-buffer-modified (&optional _)
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"Clear modified bit on all unmodified buffers."
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(interactive)
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(dolist (buf (buffer-list))
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(with-current-buffer buf
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(when (and buffer-file-name (buffer-modified-p) (current-buffer-matches-file-p))
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(set-buffer-modified-p nil)))))
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;; Don't prompt to save unmodified buffers on exit.
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(advice-add 'save-buffers-kill-emacs :before #'maybe-unset-buffer-modified)
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(defun kill-buffer-with-prejudice (&optional _)
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"Kill a buffer, eliding the save dialogue if there are no diffs."
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(interactive)
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(when (current-buffer-matches-file-p) (set-buffer-modified-p nil))
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(kill-buffer))
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;; Define my main key bindings
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(bind-key "C-x k" 'kill-buffer-with-prejudice)
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(bind-key "C-c k" 'kill-all-buffers)
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(bind-key "s-<return>" 'eol-then-newline)
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(bind-key "C-c 5" 'query-replace-regexp) ;; stupid vestigial binding
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(bind-key "M-/" 'hippie-expand)
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(bind-key "C-c \\" 'align-regexp)
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(bind-key "C-c m" 'compile)
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(bind-key "C-c 3" 'split-right-and-enter)
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(bind-key "C-c 2" 'split-below-and-enter)
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(bind-key "C-c p" 'switch-to-previous-buffer)
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(bind-key "M-p" 'ace-window)
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(bind-key "C-c /" 'comment-or-uncomment-region)
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(bind-key "C-c x" 'ESC-prefix)
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(bind-key "M-i" 'delete-indentation)
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(bind-key "C-+" 'text-scale-increase)
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(bind-key "C--" 'text-scale-decrease)
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(bind-key "C-<" 'beginning-of-buffer)
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(bind-key "C->" 'end-of-buffer)
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(unbind-key "C-<tab>") ;; prevent switching to tab mode randomly
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(unbind-key "C-h n") ;; I have never wanted to see emacs news ever
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(unbind-key "C-h C-n") ;; why on earth is it bound to two keybindings??
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(unbind-key "C-x C-d") ;; list-directory is utterly useless given the existence of dired
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(unbind-key "M-o") ;; facemenu mode is useless
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(unbind-key "C-x C-r") ;; as is find-file-read-only
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;; I'm not made of time, I can't type "yes" for every choice
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(defalias 'yes-or-no-p 'y-or-n-p)
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(global-hl-line-mode t) ; Always highlight the current line.
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(show-paren-mode t) ; And point out matching parentheses.
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(delete-selection-mode t) ; Behave like any other sensible text editor would.
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(cua-mode t) ; Please let me copy/paste like everyone else.
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(save-place-mode) ; Remember where I was
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;; Make sure that ligatures from fonts that offer them are enabled.
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;; This isn't present on GNU Emacs and requires a tremendous amount
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;; of munging of 'prettify-symbols-alist'.
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;; (ignore-errors (mac-auto-operator-composition-mode))
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(setq
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compilation-always-kill t ; Never prompt to kill a compilation session.
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compilation-scroll-output 'first-error ; Always scroll to the bottom.
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make-backup-files nil ; No backups, thanks.
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auto-save-default nil ; Or autosaves. What's the difference between autosaves and backups?
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create-lockfiles nil ; Emacs sure loves to put lockfiles everywhere.
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default-directory "~/Notes/" ; All my Notes are here.
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inhibit-startup-screen t ; No need to see GNU agitprop.
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kill-whole-line t ; Lets C-k delete the whole line
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require-final-newline t ; Auto-insert trailing newlines.
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ring-bell-function 'ignore ; Do not ding. Ever.
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use-dialog-box nil ; Dialogues always go in the modeline.
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frame-title-format "emacs – %b" ; Put something useful in the status bar.
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initial-scratch-message nil ; SHUT UP SHUT UP SHUT UP
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save-interprogram-paste-before-kill t ; preserve paste to system ring
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enable-recursive-minibuffers t ; don't fucking freak out if I use the minibuffer twice
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sentence-end-double-space nil ; are you fucking kidding me with this shit
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confirm-kill-processes nil ; don't whine at me when I'm quitting.
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mark-even-if-inactive nil ; prevent really unintuitive undo behavior
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user-full-name "Marcel Fries" ; it me
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)
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(setq-default
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cursor-type 'bar
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indent-tabs-mode nil
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cursor-in-non-selected-windows nil)
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(set-fill-column 95)
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;; Always trim trailing whitespace.
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(add-hook 'before-save-hook 'delete-trailing-whitespace)
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;; (setq debug-on-error nil)
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;; Show file full path in title bar
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(setq-default frame-title-format
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(list '((buffer-file-name " %f"
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(dired-directory
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dired-directory
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(revert-buffer-function " %b"
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("%b - Dir: " default-directory)))))))
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;; Make org-mode look pretty
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(use-package org-bullets
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:init (add-hook 'org-mode-hook (lambda () (org-bullets-mode 1))))
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(use-package pretty-mode
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:init (global-pretty-mode t))
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(add-hook 'org-mode-hook (lambda ()
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"Beautify Org Checkbox Symbol"
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(push '("[ ]" . "☐") prettify-symbols-alist)
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(push '("[X]" . "☑" ) prettify-symbols-alist)
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(push '("[-]" . "❍" ) prettify-symbols-alist)
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(prettify-symbols-mode)))
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(defface org-checkbox-done-text
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'((t (:foreground "#71696A" :strike-through t)))
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"Face for the text part of a checked org-mode checkbox.")
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(font-lock-add-keywords
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'org-mode
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`(("^[ \t]*\\(?:[-+*]\\|[0-9]+[).]\\)[ \t]+\\(\\(?:\\[@\\(?:start:\\)?[0-9]+\\][ \t]*\\)?\\[\\(?:X\\|\\([0-9]+\\)/\\2\\)\\][^\n]*\n\\)"
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1 'org-checkbox-done-text prepend))
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'append)
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;; Configure backup files to be in a dedicated directory
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(setq backup-directory-alist `(("." . "~/.emacs-backup")))
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(setq backup-by-copying t)
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(setq delete-old-versions t
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kept-new-versions 6
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kept-old-versions 2
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version-control t)
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;; put your css files there
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(defvar org-theme-css-dir "~/.emacs.d/org-css/")
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(defun toggle-org-custom-inline-style ()
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(interactive)
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(let ((hook 'org-export-before-parsing-hook)
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(fun 'set-org-html-style))
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(if (memq fun (eval hook))
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(progn
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(remove-hook hook fun 'buffer-local)
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(message "Removed %s from %s" (symbol-name fun) (symbol-name hook)))
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(add-hook hook fun nil 'buffer-local)
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(message "Added %s to %s" (symbol-name fun) (symbol-name hook)))))
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(defun org-theme ()
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(interactive)
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(let* ((cssdir org-theme-css-dir)
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(css-choices (directory-files cssdir nil ".css$"))
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(css (completing-read "theme: " css-choices nil t)))
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(concat cssdir css)))
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(defun set-org-html-style (&optional backend)
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(interactive)
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(when (or (null backend) (eq backend 'html))
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(let ((f (or (and (boundp 'org-theme-css) org-theme-css) (org-theme))))
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(if (file-exists-p f)
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(progn
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(set (make-local-variable 'org-theme-css) f)
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(set (make-local-variable 'org-html-head)
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||
(with-temp-buffer
|
||
(insert "<style type=\"text/css\">\n<!--/*--><![CDATA[/*><!--*/\n")
|
||
(insert-file-contents f)
|
||
(goto-char (point-max))
|
||
(insert "\n/*]]>*/-->\n</style>\n")
|
||
(buffer-string)))
|
||
(set (make-local-variable 'org-html-head-include-default-style)
|
||
nil)
|
||
(message "Set custom style from %s" f))
|
||
(message "Custom header file %s doesnt exist")))))
|
||
|
||
;; Remove the brackets around timestamps in org-mode exports
|
||
(add-to-list 'org-export-filter-timestamp-functions
|
||
#'endless/filter-timestamp)
|
||
(defun endless/filter-timestamp (trans back _comm)
|
||
"Remove <> around time-stamps."
|
||
(pcase back
|
||
((or `jekyll `html)
|
||
(replace-regexp-in-string "&[lg]t;" "" trans))
|
||
(`latex
|
||
(replace-regexp-in-string "[<>]" "" trans))))
|
||
|
||
(setq-default org-display-custom-times t)
|
||
;;; Before you ask: No, removing the <> here doesn't work.
|
||
(setq org-time-stamp-custom-formats
|
||
'("<%a %d.%m.%Y>" . "<%d.%m.%y %H:%M>"))
|
||
|
||
;; goodbye, thanks for reading
|
||
|
||
(provide 'init)
|
||
;;; init.el ends here
|