325 lines
11 KiB
Plaintext
325 lines
11 KiB
Plaintext
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;; * Default emacs config -*-emacs-lisp-*-
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;;
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;; https://github.com/TLINDEN/emacs-skel
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;; * Enable Fontlock-mode (colours) in gui mode
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;; see: https://www.emacswiki.org/emacs/CustomizingBoth
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(if window-system
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(progn
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(global-font-lock-mode 1)
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(set-background-color "white")
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(set-foreground-color "DarkBlue")
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))
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;; * Display cursor as row in Terminal
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(unless (display-graphic-p)
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;; else (optional)
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(global-hl-line-mode)
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(set-face-background hl-line-face "DarkGray")
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(set-face-foreground hl-line-face "Black")
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)
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;; --------------------------------------------------------------------------------
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;; * Console backspace fix
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(define-key key-translation-map [?\C-h] [?\C-?])
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;; * Some sensible defaults
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;; no ~ backups
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(setq make-backup-files nil)
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;; disable Toolbar
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(tool-bar-mode -1)
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;; disable menubar (default: enabled)
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;; (menu-bar-mode -1)
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;; disable menubardialog boxes (default: enabled)
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;; (setq use-dialog-box nil)
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;; disable scrollbars (default: enabled)
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;; Scrolleisten abschalten (standard: ein)
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;; (scroll-bar-mode 0)
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;; Less output during startup
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(setq inhibit-startup-message t)
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(setq inhibit-startup-screen t)
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;; show column number
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(column-number-mode t)
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;; Set x11 window title
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(setq frame-title-format '(buffer-file-name "emacs %f" ("emacs %b")))
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;; create valid unix files
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(setq require-final-newline t)
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;; show matching parens
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(show-paren-mode 1)
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;; cursor doesn't move when scrolling
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(setq scroll-preserve-screen-position t)
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;; no comment columns
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(setq-default comment-column 0)
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;; no auto-save
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(setq auto-save-default nil)
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;; always display all buffers
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(setq buffers-menu-max-size nil)
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(setq mouse-buffer-menu-mode-mult 30)
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;; don't hide anything
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(setq disabled-command-function nil)
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;; Mark == Copy
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(setq mouse-drag-copy-region t)
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;; more Ram
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(setq gc-cons-threshold 20000000)
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;; --------------------------------------------------------------------------------
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;; * Scratch Buffer
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;; default content of *scratch* buffer == short help
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(setq initial-scratch-message ";;
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;; Short help (Keys: C == Control, M == Alt or META):
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;; Combination (eg. C-x C-f): keep control pressed, then x, then f
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;; Cascade (eg. C-x 3): press control and x, release, then 3
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;; Key with mouse (eg. C-mouse1): press control and left mouse button
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;; M-x <cmd> execute emacs command | M-w copy marked stuff
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;; C-x C-f open a file | C-w delete marked stuff
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;; C-x C-S save buffer to file | C-y insert (paste, yank)
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;; C-x C-q close buffer | C-g abort current action
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;; C-mouse-1 popup buffer list | C-s search forward
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;; C-x 2 split window horizontally | again: next match
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;; C-x 3 split window vertically | C-r search backwards
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;; M-o switch bffers | C-x C-c finish emacs
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;; C-x 1 show only one buffer | C-x b switch buffer
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;; C-x k close current buffer | C-c i invert colours
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;; C-<del> delete left word | C-<entf> delete right word
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;; C-<up> jump 1 paragraph up | C-<down> jump 1 paragraph down
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;; C-<left> jump 1 word left | C-<right> jump 1 word right
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;; C-_ UNDO | C-g C-_ REDO
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;; <home> or C-a beginning of line, then window, then buffer
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;; <end> or C-e end of line, then window, then buffer
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;; M-x query-replace search/replace
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;; M-x query-replace-regex dito, with regex (man perlre)
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;; M-x <xxx-mode> (xxx: cperl, ruby etc) enable mode
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;; Configuration: ~/.emacs, Tutorial: C-h t, https://emacswiki.org/
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;; This is the *scratch* buffer for short notices a testing elisp.
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")
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;; --------------------------------------------------------------------------------
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;; * y means yes
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(defalias 'yes-or-no-p 'y-or-n-p)
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;; --------------------------------------------------------------------------------
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;; * TAB/Indent
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(setq-default indent-tabs-mode nil)
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(setq-default tab-width 4)
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(setq indent-line-function 'insert-tab)
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(setq tab-stop-list (quote (4 8 12 16 20 24 28 32 36 40 44
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48 52 56 60 64 68 72 76 80 84
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88 92 96 100 104 108 112 116 120)))
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(setq tab-always-indent 'complete)
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(add-hook 'makefile-mode-hook '(lambda() (setq indent-tabs-mode t)))
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;; --------------------------------------------------------------------------------
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;; * Helper
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(defun add-something-to-mode-hooks (mode-list something)
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"helper function to add a callback to multiple hooks"
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(dolist (mode mode-list)
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(add-hook (intern (concat (symbol-name mode) "-mode-hook")) something)))
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;; * Standard key bindings
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;; --------------------------------------------------------------------------------
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;; c-h != delete
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(keyboard-translate ?\C-h ?\C-?)
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(keyboard-translate ?\C-? ?\C-h)
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;; general keys (re-)mappings
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(global-set-key (kbd "C-s") 'isearch-forward-regexp)
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(global-set-key (kbd "C-r") 'isearch-backward-regexp)
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(global-set-key (kbd "<backtab>") 'dabbrev-completion) ; shift-TAB: inline completion
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(global-set-key (kbd "M-o") 'other-window) ; Buffer wechseln
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(global-set-key (kbd "<delete>") 'delete-char)
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(global-set-key (kbd "<backspace>") 'backward-delete-char)
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(global-set-key (kbd "S-<delete>") 'kill-word) ; Shift+Del delete word
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(global-set-key (kbd "S-<backspace>") 'backward-kill-word) ; Shift+Backspace dito
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(global-set-key (kbd "C-<delete>") 'kill-word) ; Shift+Del dito
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(global-set-key (kbd "C-<backspace>") 'backward-kill-word) ; Shift+Backspace dito
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(global-unset-key (kbd "C-z"))
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(global-set-key (kbd "C-x k") 'kill-this-buffer) ; close buffers immediately
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;; --------------------------------------------------------------------------------
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;; * Invert fore- and background
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;; remember last inverse
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(defvar my-invert-state t)
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;; invert everything, reverse it when called again
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(defun my-invert()
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"invert fg-bg"
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(interactive)
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(invert-face 'default)
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(invert-face 'mode-line)
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(set-face-attribute 'fringe nil :inverse-video my-invert-state)
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(setq my-invert-state (not my-invert-state)) ;; cycle variable my-invert-state
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)
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(global-set-key (kbd "C-c i") 'my-invert)
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;; --------------------------------------------------------------------------------
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;; * Custom binding for HOME and END keys (and CTRL-a und CTRL-e)
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;; from viking-mode:
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(defun my-last-key-repeats ()
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"Returns how many times the last key has been pressed as integer."
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(interactive)
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(let* ((keys (reverse (append (recent-keys) nil)))
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(pressed (car keys))
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(times 0))
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(progn
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(catch 'nomore
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(dolist (k keys)
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(if (equal pressed k)
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(setq times (+ times 1))
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(throw 'nomore t))))
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times)))
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(defun pc-keys-home ()
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"Go to beginning of line/window/buffer. First hitting key goes
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to beginning of line, second in a row goes to beginning of
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window, third in a row goes to beginning of buffer."
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(interactive)
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(let* (
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(key-times (my-last-key-repeats)))
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(cond
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((eq key-times 3)
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(if mark-active
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(goto-char (point-min))
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(beginning-of-buffer)))
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((eq key-times 2)
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(if mark-active () (push-mark))
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(move-to-window-line 0))
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((eq key-times 1)
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(beginning-of-line))
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)))
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(defun pc-keys-end ()
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"Go to end of line/window/buffer. First hitting key goes
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to end of line, second in a row goes to end of
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window, third in a row goes to end of buffer."
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(interactive)
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(let* (
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(key-times (my-last-key-repeats)))
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(cond
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((eq key-times 3)
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(if mark-active
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(goto-char (point-max))
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(end-of-buffer)))
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((eq key-times 2)
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(if mark-active () (push-mark))
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(move-to-window-line -1)
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(end-of-line)
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)
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((eq key-times 1)
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(end-of-line))
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)))
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(global-set-key (kbd "<home>") 'pc-keys-home)
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(global-set-key (kbd "<end>") 'pc-keys-end)
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(global-set-key (kbd "C-a") 'pc-keys-home)
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(global-set-key (kbd "C-e") 'pc-keys-end)
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;; --------------------------------------------------------------------------------
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;; * IDO mode - better completion during file open etc
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;; Press C-f during IDO in order to get to normal behavior
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(ido-mode t)
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(ido-everywhere nil)
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(setq ido-enable-flex-matching t)
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(setq ido-use-filename-at-point nil)
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(setq ido-use-virtual-buffers t)
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(setq ido-auto-merge-work-directories-length -1)
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;; Do not use IDO during save-as (C-x C-w)
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(defvar my-ido-disabled nil)
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(advice-add 'ido-write-file :before '(lambda (&rest args) (ido-mode 0) (setq my-ido-disabled t)))
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(advice-add 'ido-write-file :after '(lambda (&rest args) (ido-mode 1) (setq my-ido-disabled nil)))
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(defun my-keyboard-quit-advice (fn &rest args)
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(when my-ido-disabled
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(ido-mode 1)
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(setq my-ido-disabled nil))
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(apply fn args))
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(advice-add 'abort-recursive-edit :around #'my-keyboard-quit-advice)
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;; --------------------------------------------------------------------------------
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;; * Highlight TABs
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(defface extra-whitespace-face
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'((t (:background "pale green")))
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"Used for tabs and such.")
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(defvar my-extra-keywords
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'(("\t" . 'extra-whitespace-face)))
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(add-something-to-mode-hooks '(c c++ vala cperl emacs-lisp python shell-script)
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(lambda () (font-lock-add-keywords nil my-extra-keywords)))
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;; --------------------------------------------------------------------------------
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;; * Emacs Autoconfig / Customizegroup Placeholder
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;; This is the place where emacs stores configuration options
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;; customized interactively with:
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;; M-x customize-group <RET> <group> <RET>
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(custom-set-faces
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;; custom-set-faces was added by Custom.
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'(default ((t (:family "DejaVu Sans Mono" :foundry "unknown" :slant normal :weight normal :width normal))))
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'(cperl-nonoverridable-face ((((class color) (background light)) (:foreground "Magenta"))))
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'(custom-documentation-face ((t (:foreground "Navy"))) t)
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'(custom-group-tag-face-1 ((((class color) (background light)) (:underline t :foreground "VioletRed"))) t)
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'(font-lock-builtin-face ((t (:foreground "BlueViolet"))))
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'(font-lock-comment-face ((t (:foreground "DarkGreen"))))
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'(font-lock-constant-face ((t (:foreground "Magenta"))))
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'(font-lock-function-name-face ((t (:bold nil :foreground "DarkOrchid"))))
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'(font-lock-keyword-face ((t (:foreground "Blue"))))
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'(font-lock-string-face ((t (:foreground "Red"))))
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'(font-lock-type-face ((t (:foreground "DarkSlateBlue"))))
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'(font-lock-variable-name-face ((t (:foreground "Sienna"))))
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'(font-lock-warning-face ((t (:bold t :foreground "Red"))))
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'(highlight ((t (:background "DodgerBlue2" :foreground "White"))))
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'(ido-only-match ((t (:foreground "dark green" :weight bold))))
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'(mode-line ((t (:foreground "White" :background "Blue"))))
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'(mode-line-inactive ((t (:foreground "White" :background "DimGray"))))
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'(outline-1 ((t (:inherit font-lock-function-name-face :underline t :weight bold))))
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'(outline-2 ((t (:inherit font-lock-variable-name-face :underline t :weight bold))))
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'(outline-3 ((t (:inherit font-lock-keyword-face :underline t :weight bold))))
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'(outline-4 ((t (:inherit font-lock-comment-face :underline t))))
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'(region ((t (:foreground "Aquamarine" :background "Darkblue"))))
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'(secondary-selection ((t (:foreground "Green" :background "darkslateblue")))))
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(custom-set-variables
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;; custom-set-variables was added by Custom.
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)
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