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init-misc.el
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init-misc.el
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;; -*- coding: utf-8; lexical-binding: t; -*-
;; Avoid potential lag:
;; https://emacs.stackexchange.com/questions/28736/emacs-pointcursor-movement-lag/28746
;; `next-line' triggers the `format-mode-line' which triggers `projectile-project-name'
;; I use find-file-in-project instead of projectile. So I don't have this issue at all.
;; Set `auto-window-vscroll' to nil to avoid triggering `format-mode-line'.
(setq auto-window-vscroll nil)
;; {{ auto-yasnippet
;; Use C-q instead tab to complete snippet
;; - `aya-create' at first, input ~ to mark the thing next
;; - `aya-expand' to expand snippet
;; - `aya-open-line' to finish
(global-set-key (kbd "C-q") #'aya-open-line)
;; }}
;; {{ ace-link
(ace-link-setup-default)
(global-set-key (kbd "M-o") 'ace-link)
;; }}
;; open header file under cursor
(global-set-key (kbd "C-x C-o") 'ffap)
;; {{ support MY packages which are not included in melpa
(setq org2nikola-use-verbose-metadata t) ; for nikola 7.7+
;; }}
(define-key global-map (kbd "RET") 'newline-and-indent)
;; {{ isearch
;; Use regex to search by default
(global-set-key (kbd "C-M-s") 'isearch-forward-regexp)
(global-set-key (kbd "C-M-r") 'isearch-backward-regexp)
(define-key isearch-mode-map (kbd "C-o") 'isearch-occur)
;; }}
(setq-default buffers-menu-max-size 30
case-fold-search t
compilation-scroll-output t
ediff-split-window-function 'split-window-horizontally
ediff-window-setup-function 'ediff-setup-windows-plain
grep-highlight-matches t
grep-scroll-output t
indent-tabs-mode nil
line-spacing 0
mouse-yank-at-point t
set-mark-command-repeat-pop t
tooltip-delay 1.5
;; void problems with crontabs, etc.
;; require-final-newline t ; bad idea, could accidentally edit others' code
truncate-lines nil
truncate-partial-width-windows nil
;; visible-bell has some issue
;; @see https://github.com/redguardtoo/mastering-emacs-in-one-year-guide/issues/9#issuecomment-97848938
visible-bell nil)
;; @see http://www.emacswiki.org/emacs/SavePlace
(cond
((fboundp 'save-place-mode)
(save-place-mode 1))
(t
(require 'saveplace)
(setq-default save-place t)))
;; {{ find-file-in-project (ffip)
(eval-after-load 'find-file-in-project
'(progn
(defun my-search-git-reflog-code ()
(let* ((default-directory (locate-dominating-file default-directory ".git")))
(ffip-shell-command-to-string (format "git --no-pager reflog --date=short -S\"%s\" -p"
(read-string "Regex: ")))))
(push 'my-search-git-reflog-code ffip-diff-backends)
(setq ffip-match-path-instead-of-filename t)))
(defun neotree-project-dir ()
"Open NeoTree using the git root."
(interactive)
(let* ((project-dir (ffip-get-project-root-directory))
(file-name (buffer-file-name)))
(if project-dir
(progn
(neotree-dir project-dir)
(neotree-find file-name))
(message "Could not find git project root."))))
;; }}
;; {{ gradle
(defun my-run-gradle-in-shell (cmd)
(interactive "sEnter a string:")
(let* ((root-dir (locate-dominating-file default-directory
"build.gradle")))
(if root-dir
(let* ((default-directory root-dir))
(shell-command (concat "gradle " cmd "&"))))))
;; }}
;; {{ dictionary setup
(defun my-lookup-dict-org ()
(interactive)
(dictionary-new-search (cons (my-use-selected-string-or-ask "Input word for dict.org:")
dictionary-default-dictionary)))
;; }}
;; {{ bookmark
;; use my own bmk if it exists
(if (file-exists-p (file-truename "~/.emacs.bmk"))
(setq bookmark-file (file-truename "~/.emacs.bmk")))
;; }}
(defun insert-lorem ()
(interactive)
(insert "Lorem ipsum dolor sit amet, consectetur adipiscing elit. Pellentesque sem mauris, aliquam vel interdum in, faucibus non libero. Asunt in anim uis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in anim id est laborum. Allamco laboris nisi ut aliquip ex ea commodo consequat."))
(defun my-gud-gdb ()
(interactive)
(gud-gdb (concat "gdb --fullname \"" (cppcm-get-exe-path-current-buffer) "\"")))
(defun my-overview-of-current-buffer ()
(interactive)
(set-selective-display (if selective-display nil 1)))
(defun lookup-doc-in-man ()
(interactive)
(man (concat "-k " (my-use-selected-string-or-ask))))
;; @see http://blog.binchen.org/posts/effective-code-navigation-for-web-development.html
;; don't let the cursor go into minibuffer prompt
(setq minibuffer-prompt-properties (quote (read-only t point-entered minibuffer-avoid-prompt face minibuffer-prompt)))
;; {{ comint-mode
(eval-after-load 'comint
'(progn
;; Don't echo passwords when communicating with interactive programs:
;; Github prompt is like "Password for 'https://user@github.com/':"
(setq comint-password-prompt-regexp
(format "%s\\|^ *Password for .*: *$" comint-password-prompt-regexp))
(add-hook 'comint-output-filter-functions 'comint-watch-for-password-prompt)))
(defun comint-mode-hook-setup ()
;; look up shell command history
(local-set-key (kbd "M-n") 'counsel-shell-history)
;; Don't show trailing whitespace in REPL.
(local-set-key (kbd "M-;") 'comment-dwim))
(add-hook 'comint-mode-hook 'comint-mode-hook-setup)
;; }}
(global-set-key (kbd "M-x") 'counsel-M-x)
(global-set-key (kbd "C-x C-m") 'counsel-M-x)
(defvar my-do-bury-compliation-buffer t
"Hide comliation buffer if compile successfully.")
(defun compilation-finish-hide-buffer-on-success (buffer str)
"Bury BUFFER whose name marches STR.
This function can be re-used by other major modes after compilation."
(if (string-match "exited abnormally" str)
;;there were errors
(message "compilation errors, press C-x ` to visit")
;;no errors, make the compilation window go away in 0.5 seconds
(when (and my-do-bury-compliation-buffer
(buffer-name buffer)
(string-match "*compilation*" (buffer-name buffer)))
;; @see http://emacswiki.org/emacs/ModeCompile#toc2
(bury-buffer "*compilation*")
(winner-undo)
(message "NO COMPILATION ERRORS!"))))
(defun my-electric-pair-inhibit (char)
(or
;; input single/double quotes at the end of word
(and (memq char '(34 39))
(char-before (1- (point)))
(eq (char-syntax (char-before (1- (point)))) ?w))
(electric-pair-conservative-inhibit char)))
(defun generic-prog-mode-hook-setup ()
(when (buffer-too-big-p)
;; Turn off `linum-mode' when there are more than 5000 lines
(linum-mode -1)
(when (should-use-minimum-resource)
(font-lock-mode -1)))
(company-ispell-setup)
(unless (is-buffer-file-temp)
;; {{ spell check camel-case word
(my-ensure 'wucuo)
(wucuo-start t)
;; }}
;; @see http://xugx2007.blogspot.com.au/2007/06/benjamin-rutts-emacs-c-development-tips.html
(setq compilation-finish-functions
'(compilation-finish-hide-buffer-on-success))
;; fic-mode has performance issue on 5000 line C++, we can always use swiper instead
;; don't spell check double words
(setq flyspell-check-doublon nil)
;; enable for all programming modes
;; http://emacsredux.com/blog/2013/04/21/camelcase-aware-editing/
(unless (derived-mode-p 'js2-mode)
(subword-mode 1))
(setq-default electric-pair-inhibit-predicate 'my-electric-pair-inhibit)
(electric-pair-mode 1)
;; eldoc, show API doc in minibuffer echo area
;; (turn-on-eldoc-mode)
;; show trailing spaces in a programming mod
(setq show-trailing-whitespace t)))
(add-hook 'prog-mode-hook 'generic-prog-mode-hook-setup)
;; some major-modes NOT inherited from prog-mode
(add-hook 'css-mode-hook 'generic-prog-mode-hook-setup)
;; {{ display long lines in truncated style (end line with $)
(defun truncate-lines-setup ()
(toggle-truncate-lines 1))
(add-hook 'grep-mode-hook 'truncate-lines-setup)
;; (add-hook 'org-mode-hook 'truncate-lines-setup)
;; }}
;; turn on auto-fill-mode, don't use `text-mode-hook' because for some
;; mode (org-mode for example), this will make the exported document
;; ugly!
;; (add-hook 'markdown-mode-hook 'turn-on-auto-fill)
(add-hook 'change-log-mode-hook 'turn-on-auto-fill)
(add-hook 'cc-mode-hook 'turn-on-auto-fill)
;; some project prefer tab, so be it
;; @see http://stackoverflow.com/questions/69934/set-4-space-indent-in-emacs-in-text-mode
(setq-default tab-width 4)
(setq history-delete-duplicates t)
;; NO automatic new line when scrolling down at buffer bottom
(setq next-line-add-newlines nil)
;; @see http://stackoverflow.com/questions/4222183/emacs-how-to-jump-to-function-definition-in-el-file
(global-set-key (kbd "C-h C-f") 'find-function)
;; {{ time format
;; If you want to customize time format, read documantation of `format-time-string'
;; and customize `display-time-format'.
;; (setq display-time-format "%a %b %e")
;; from RobinH, Time management
(setq display-time-24hr-format t) ; the date in modeline is English too, magic!
(setq display-time-day-and-date t)
(display-time) ; show date in modeline
;; }}
;;a no-op function to bind to if you want to set a keystroke to null
(defun void () "this is a no-op" (interactive))
(defalias 'list-buffers 'ibuffer)
;effective emacs item 7; no scrollbar, no menubar, no toolbar
(if (fboundp 'scroll-bar-mode) (scroll-bar-mode -1))
(if (fboundp 'tool-bar-mode) (tool-bar-mode -1))
(defun my-download-subtitles ()
(interactive)
(shell-command "periscope.py -l en *.mkv *.mp4 *.avi &"))
;; {{ show email sent by `git send-email' in gnus
(eval-after-load 'gnus
'(progn
(local-require 'gnus-article-treat-patch)
(setq gnus-article-patch-conditions
'( "^@@ -[0-9]+,[0-9]+ \\+[0-9]+,[0-9]+ @@" ))
))
;; }}
(defun add-pwd-into-load-path ()
"add current directory into load-path, useful for elisp developers"
(interactive)
(let* ((dir (expand-file-name default-directory)))
(if (not (memq dir load-path))
(add-to-list 'load-path dir))
(message "Directory added into load-path:%s" dir)))
(setq system-time-locale "C")
(setq imenu-max-item-length 256)
;; {{ recentf-mode
(setq recentf-keep '(file-remote-p file-readable-p))
(setq recentf-max-saved-items 2048
recentf-exclude '("/tmp/"
"/ssh:"
"/sudo:"
"recentf$"
"company-statistics-cache\\.el$"
;; ctags
"/TAGS$"
;; global
"/GTAGS$"
"/GRAGS$"
"/GPATH$"
;; binary
"\\.mkv$"
"\\.mp[34]$"
"\\.avi$"
"\\.wav$"
"\\.pdf$"
"\\.docx?$"
"\\.xlsx?$"
;; sub-titles
"\\.sub$"
"\\.srt$"
"\\.ass$"
;; ~/.emacs.d/**/*.el included
;; "/home/[a-z]\+/\\.[a-df-z]" ; configuration file should not be excluded
))
;; }}
;; {{ popup functions
(defun my-which-file ()
"Return current file name for Yasnippets."
(if (buffer-file-name) (format "%s:" (file-name-nondirectory (buffer-file-name)))
""))
(defun my-which-function ()
"Return current function name."
(my-ensure 'imenu)
;; @see http://stackoverflow.com/questions/13426564/how-to-force-a-rescan-in-imenu-by-a-function
(let* ((imenu-create-index-function (if (my-use-tags-as-imenu-function-p)
'counsel-etags-imenu-default-create-index-function
imenu-create-index-function)))
;; clean the imenu cache
(setq imenu--index-alist nil)
(imenu--make-index-alist t)
(which-function)))
(defun popup-which-function ()
"Popup which function message."
(interactive)
(let* ((msg (my-which-function)))
(when msg
(popup-tip msg)
(copy-yank-str msg))))
;; }}
;; {{ music
(defun mpc-which-song ()
(interactive)
(let* ((msg (car (nonempty-lines (shell-command-to-string "mpc")))))
(message msg)
(copy-yank-str msg)))
(defun mpc-next-prev-song (&optional prev)
(interactive)
(message (car (nonempty-lines (shell-command-to-string
(concat "mpc "
(if prev "prev" "next")))))))
(defun lyrics()
"Prints the lyrics for the current song"
(interactive)
(let* ((song (shell-command-to-string "lyrics")))
(if (equal song "")
(message "No lyrics - Opening browser.")
(switch-to-buffer (create-file-buffer "Lyrics"))
(insert song)
(goto-line 0))))
;; }}
(local-require 'ace-pinyin)
(ace-pinyin-global-mode +1)
;; {{ avy, jump between texts, like easymotion in vim
;; @see http://emacsredux.com/blog/2015/07/19/ace-jump-mode-is-dead-long-live-avy/ for more tips
;; dired
(eval-after-load "dired"
'(progn
(diredfl-global-mode 1)
(define-key dired-mode-map (kbd ";") 'avy-goto-subword-1)))
;; }}
;; {{start dictionary lookup
;; use below commands to create dicitonary
;; mkdir -p ~/.stardict/dic
;; # wordnet English => English
;; curl http://abloz.com/huzheng/stardict-dic/dict.org/stardict-dictd_www.dict.org_wn-2.4.2.tar.bz2 | tar jx -C ~/.stardict/dic
;; # Langdao Chinese => English
;; curl http://abloz.com/huzheng/stardict-dic/zh_CN/stardict-langdao-ec-gb-2.4.2.tar.bz2 | tar jx -C ~/.stardict/dic
;;
(setq sdcv-dictionary-simple-list '("朗道英汉字典5.0"))
(setq sdcv-dictionary-complete-list '("WordNet"))
;; }}
;; ANSI-escape coloring in compilation-mode
;; {{ http://stackoverflow.com/questions/13397737/ansi-coloring-in-compilation-mode
(ignore-errors
(require 'ansi-color)
(defun my-colorize-compilation-buffer ()
(when (eq major-mode 'compilation-mode)
(ansi-color-apply-on-region compilation-filter-start (point-max))))
(add-hook 'compilation-filter-hook 'my-colorize-compilation-buffer))
;; }}
;; @see http://emacs.stackexchange.com/questions/14129/which-keyboard-shortcut-to-use-for-navigating-out-of-a-string
(defun font-face-is-similar (f1 f2)
"Font face F1 and F2 are similar or same."
;; (message "f1=%s f2=%s" f1 f2)
;; in emacs-lisp-mode, the '^' from "^abde" has list of faces:
;; (font-lock-negation-char-face font-lock-string-face)
(if (listp f1) (setq f1 (nth 1 f1)))
(if (listp f2) (setq f2 (nth 1 f2)))
(or (eq f1 f2)
;; C++ comment has different font face for limit and content
;; f1 or f2 could be a function object because of rainbow mode
(and (string-match "-comment-" (format "%s" f1))
(string-match "-comment-" (format "%s" f2)))))
(defun font-face-at-point-similar-p (font-face-list)
"Test if font face at point is similar to any font in FONT-FACE-LIST."
(let* ((f (get-text-property (point) 'face))
rlt)
(dolist (ff font-face-list)
(if (font-face-is-similar f ff) (setq rlt t)))
rlt))
;; {{
(defun goto-edge-by-comparing-font-face (&optional step)
"Goto either the begin or end of string/comment/whatever.
If step is -1, go backward."
(interactive "P")
(let* ((cf (get-text-property (point) 'face))
(p (point))
rlt
found
end)
(unless step (setq step 1)) ;default value
(setq end (if (> step 0) (point-max) (point-min)))
(while (and (not found) (not (= end p)))
(if (not (font-face-is-similar (get-text-property p 'face) cf))
(setq found t)
(setq p (+ p step))))
(if found (setq rlt (- p step))
(setq rlt p))
;; (message "rlt=%s found=%s" rlt found)
(goto-char rlt)))
;; }}
(defun my-minibuffer-setup-hook ()
(local-set-key (kbd "M-y") 'paste-from-x-clipboard)
(local-set-key (kbd "C-k") 'kill-line)
(subword-mode 1) ; enable subword movement in minibuffer
(setq gc-cons-threshold most-positive-fixnum))
(defun my-minibuffer-exit-hook ()
;; evil-mode also use minibuf
(setq gc-cons-threshold best-gc-cons-threshold))
;; @see http://bling.github.io/blog/2016/01/18/why-are-you-changing-gc-cons-threshold/
(add-hook 'minibuffer-setup-hook #'my-minibuffer-setup-hook)
(add-hook 'minibuffer-exit-hook #'my-minibuffer-exit-hook)
;; {{ Diff two regions
;; Step 1: Select a region and `M-x diff-region-tag-selected-as-a'
;; Step 2: Select another region and `M-x diff-region-compare-with-b'
;; Press "q" in evil-mode or "C-c C-c" to exit the diff output buffer
(defun diff-region-format-region-boundary (b e)
"Make sure lines are selected and B is less than E"
(let* (tmp rlt)
;; swap b e, make sure b < e
(when (> b e)
(setq tmp b)
(setq b e)
(set e tmp))
;; select lines
(save-excursion
;; Another workaround for evil-visual-line bug:
;; In evil-mode, if we use hotkey V or `M-x evil-visual-line` to select line,
;; the (line-beginning-position) of the line which is after the last selected
;; line is always (region-end)! Don't know why.
(if (and (> e b)
(save-excursion (goto-char e) (= e (line-beginning-position)))
(boundp 'evil-state) (eq evil-state 'visual))
(setq e (1- e)))
(goto-char b)
(setq b (line-beginning-position))
(goto-char e)
(setq e (line-end-position)))
(setq rlt (list b e))
rlt))
;; {{ diff region SDK
(defun diff-region-exit-from-certain-buffer (buffer-name)
(bury-buffer buffer-name)
(winner-undo))
(defmacro diff-region-open-diff-output (content buffer-name)
`(let ((rlt-buf (get-buffer-create ,buffer-name)))
(save-current-buffer
(switch-to-buffer-other-window rlt-buf)
(set-buffer rlt-buf)
(erase-buffer)
(insert ,content)
;; `ffip-diff-mode' is more powerful than `diff-mode'
(ffip-diff-mode)
(goto-char (point-min))
;; Evil keybinding
(if (fboundp 'evil-local-set-key)
(evil-local-set-key 'normal "q"
(lambda ()
(interactive)
(diff-region-exit-from-certain-buffer ,buffer-name))))
;; Emacs key binding
(local-set-key (kbd "C-c C-c")
(lambda ()
(interactive)
(diff-region-exit-from-certain-buffer ,buffer-name))))))
;; }}
(defun diff-region-tag-selected-as-a ()
"Select a region to compare."
(interactive)
(when (region-active-p)
(let* (tmp buf)
;; select lines
(setq tmp (diff-region-format-region-boundary (region-beginning) (region-end)))
(setq buf (get-buffer-create "*Diff-regionA*"))
(save-current-buffer
(set-buffer buf)
(erase-buffer))
(append-to-buffer buf (car tmp) (cadr tmp))))
(message "Now select other region to compare and run `diff-region-compare-with-b'"))
(defun diff-region-compare-with-b ()
"Compare current region with region selected by `diff-region-tag-selected-as-a'.
If no region is selected. You will be asked to use `kill-ring' or clipboard instead."
(interactive)
(let* (rlt-buf
diff-output
;; file A
(fa (make-temp-file (expand-file-name "scor"
(or small-temporary-file-directory
temporary-file-directory))))
;; file B
(fb (make-temp-file (expand-file-name "scor"
(or small-temporary-file-directory
temporary-file-directory)))))
(when (and fa (file-exists-p fa) fb (file-exists-p fb))
(cond
((region-active-p)
;; text from selected region
(setq tmp (diff-region-format-region-boundary (region-beginning) (region-end)))
(write-region (car tmp) (cadr tmp) fb))
(t
;; text from `kill-ring' or clipboard
(let* ((choice (completing-read "Since no region selected, compare text in:"
'("kill-ring" "clipboard")))
(txt (cond
((string= choice "kill-ring")
(car kill-ring))
((string= choice "clipboard")
(my-gclip)))))
(with-temp-file fb
(insert txt)))))
;; save region A as file A
(save-current-buffer
(set-buffer (get-buffer-create "*Diff-regionA*"))
(write-region (point-min) (point-max) fa))
;; diff NOW!
;; show the diff output
(if (string= (setq diff-output (shell-command-to-string (format "diff -Nabur %s %s" fa fb))) "")
;; two regions are same
(message "Two regions are SAME!")
;; show the diff
(diff-region-open-diff-output diff-output
"*Diff-region-output*"))
;; clean the temporary files
(if (and fa (file-exists-p fa))
(delete-file fa))
(if (and fb (file-exists-p fb))
(delete-file fb)))))
;; }}
;; {{ cliphist.el
(setq cliphist-use-ivy t)
(defun my-select-cliphist-item (num str)
(my-pclip str))
(setq cliphist-select-item-callback 'my-select-cliphist-item)
;; }}
(defun extract-list-from-package-json ()
"Extract package list from package.json."
(interactive)
(let* ((str (my-use-selected-string-or-ask "")))
(message "my-select-cliphist-item called => %s" str)
(setq str (replace-regexp-in-string ":.*$\\|\"" "" str))
;; join lines
(setq str (replace-regexp-in-string "[\r\n \t]+" " " str))
(copy-yank-str str)
(message "%s => clipboard & yank ring" str)))
(defun my-insert-absolute-path()
"Relative path to full path."
(interactive)
(let* ((str (my-use-selected-string-or-ask "Input relative path:"))
(path (file-truename str)))
(copy-yank-str path)
(message "%s => clipboard & yank ring" path)))
(defun my-insert-relative-path()
"Full path to relative path."
(interactive)
(let* ((str (my-use-selected-string-or-ask "Input absolute path:"))
(path (file-relative-name str)))
(copy-yank-str path)
(message "%s => clipboard & yank ring" path)))
;; indention management
(defun my-toggle-indentation ()
(interactive)
(setq indent-tabs-mode (not indent-tabs-mode))
(message "indent-tabs-mode=%s" indent-tabs-mode))
;; {{ auto-save.el
(local-require 'auto-save)
(add-to-list 'auto-save-exclude 'file-too-big-p t)
(setq auto-save-idle 2) ; 2 seconds
(auto-save-enable)
(setq auto-save-slient t)
;; }}
;; {{ csv
(setq csv-separators '("," ";" "|" " "))
;; }}
;; {{ regular expression tools
(defun my-create-regex-from-kill-ring (&optional n)
"Create extended regex from first N items of `kill-ring'."
(interactive "p")
(when (and kill-ring (> (length kill-ring) 0))
(if (> n (length kill-ring))
(setq n (length kill-ring)))
(let* ((rlt (mapconcat 'identity (subseq kill-ring 0 n) "|")))
(setq rlt (replace-regexp-in-string "(" "\\\\(" rlt))
(copy-yank-str rlt)
(message (format "%s => kill-ring&clipboard" rlt)))))
;; }}
(defun my-get-total-hours ()
(interactive)
(let* ((str (if (region-active-p) (my-selected-str)
(my-buffer-str)))
(total-hours 0)
(lines (nonempty-lines str)))
(dolist (l lines)
(if (string-match " \\([0-9][0-9.]*\\)h[ \t]*$" l)
(setq total-hours (+ total-hours (string-to-number (match-string 1 l))))))
(message "total-hours=%s" total-hours)))
;; {{ emmet (auto-complete html tags)
;; @see https://github.com/rooney/zencoding for original tutorial
;; @see https://github.com/smihica/emmet for new tutorial
;; C-j or C-return to expand the line
(add-hook 'sgml-mode-hook 'emmet-mode) ; `sgml-mode` is parent of `html-mode'
(add-hook 'web-mode-hook 'emmet-mode)
(add-hook 'css-mode-hook 'emmet-mode)
(add-hook 'rjsx-mode-hook 'emmet-mode)
;; }}
(defun sgml-mode-hook-setup ()
"sgml/html mode setup."
;; let web-mode handle indentation by itself since it does not derive from `sgml-mode'
(setq-local indent-region-function 'sgml-pretty-print))
(add-hook 'sgml-mode-hook 'sgml-mode-hook-setup)
;; {{ xterm
(defun run-after-make-frame-hooks (frame)
(select-frame frame)
(unless window-system
;; Mouse in a terminal (Use shift to paste with middle button)
(xterm-mouse-mode 1)))
(add-hook 'after-make-frame-functions 'run-after-make-frame-hooks)
;; }}
;; flymake
(eval-after-load 'flymake
'(progn
(remove-hook 'flymake-diagnostic-functions 'flymake-proc-legacy-flymake)
(setq flymake-gui-warnings-enabled nil)))
;; {{ check attachments
(defun my-message-current-line-cited-p ()
"Indicate whether the line at point is a cited line."
(save-match-data
(string-match (concat "^" message-cite-prefix-regexp)
(buffer-substring (line-beginning-position) (line-end-position)))))
(defun my-message-says-attachment-p ()
"Return t if the message suggests there can be an attachment."
(save-excursion
(goto-char (point-min))
(save-match-data
(let* (search-result)
(while
(and (setq search-result (re-search-forward "\\(attach\\|pdf\\|file\\|screen ?shot\\)" nil t))
(my-message-current-line-cited-p)))
search-result))))
(defun my-message-has-attachment-p ()
"Return t if an attachment is already attached to the message."
(save-excursion
(goto-char (point-min))
(save-match-data
(re-search-forward "<#part" nil t))))
(defun my-message-pre-send-check-attachment ()
"Check attachment before send mail."
(when (and (my-message-says-attachment-p)
(not (my-message-has-attachment-p)))
(unless
(y-or-n-p "The message suggests that you may want to attach something, but no attachment is found. Send anyway?")
(error "It seems that an attachment is needed, but none was found. Aborting sending."))))
(add-hook 'message-send-hook 'my-message-pre-send-check-attachment)
;; }}
;; @see https://stackoverflow.com/questions/3417438/closing-all-other-buffers-in-emacs
(defun kill-all-but-current-buffer ()
(interactive)
(mapc 'kill-buffer (cdr (buffer-list (current-buffer)))))
(defun minibuffer-inactive-mode-hook-setup ()
;; Make `try-expand-dabbrev' from `hippie-expand' work in mini-buffer.
;; @see `he-dabbrev-beg', so we need re-define syntax for '/'.
(set-syntax-table (let* ((table (make-syntax-table)))
(modify-syntax-entry ?/ "." table)
table)))
(add-hook 'minibuffer-inactive-mode-hook 'minibuffer-inactive-mode-hook-setup)
;; {{ dumb-jump
(setq dumb-jump-selector 'ivy)
(dumb-jump-mode)
;; }}
;; {{ vc-msg
(defun vc-msg-hook-setup (vcs-type commit-info)
;; copy commit id to clipboard
(my-pclip (plist-get commit-info :id)))
(add-hook 'vc-msg-hook 'vc-msg-hook-setup)
(defun vc-msg-show-code-setup ()
"Use `ffip-diff-mode' instead of `diff-mode'."
(my-ensure 'find-file-in-project)
(ffip-diff-mode))
(add-hook 'vc-msg-show-code-hook 'vc-msg-show-code-setup)
;; }}
;; {{ eacl - emacs auto complete line(s)
(global-set-key (kbd "C-x C-l") 'eacl-complete-line)
(global-set-key (kbd "C-c ;") 'eacl-complete-multiline)
(eval-after-load 'eacl
'(progn
;; not interested in untracked files in git repository
(setq eacl-git-grep-untracked nil)))
;; }}
;; {{
(local-require 'typewriter-mode)
(defun toggle-typewriter ()
"Turn on/off typewriter."
(interactive)
(if (bound-and-true-p typewriter-mode)
(typewriter-mode -1)
(typewriter-mode 1)))
;; }}
;; @see https://github.com/szermatt/emacs-bash-completion
(bash-completion-setup)
(eval-after-load 'grep
'(progn
;; eacl and other general grep (rgrep, grep ...) setup
(dolist (v '("auto"
"target"
"node_modules"
"bower_components"
"*dist"
".sass_cache"
".cache"
".npm"
"elpa"))
(add-to-list 'grep-find-ignored-directories v))
(dolist (v '("*.min.js"
"*.map"
"*.bundle.js"
"*.min.css"
"tags"
"TAGS"
"GTAGS"
"GRTAGS"
"GPATH"
"cscope.files"
"*.json"
"*.log"))
(add-to-list 'grep-find-ignored-files v))
;; wgrep and rgrep, inspired by http://oremacs.com/2015/01/27/my-refactoring-workflow/
(define-key grep-mode-map
(kbd "C-x C-q") 'wgrep-change-to-wgrep-mode)))
;; wgrep and rgrep, inspired by http://oremacs.com/2015/01/27/my-refactoring-workflow/
(eval-after-load 'wgrep
'(define-key grep-mode-map
(kbd "C-c C-c") 'wgrep-finish-edit))
;; {{ https://www.emacswiki.org/emacs/EmacsSession better than "desktop.el" or "savehist".
;; Any global variable matching `session-globals-regexp' is saved *automatically*.
(setq session-save-file (expand-file-name "~/.emacs.d/.session"))
(setq session-globals-max-size 2048)
;; can store 8Mb string
(setq session-globals-max-string (* 8 1024 1024))
(setq session-globals-include '(kill-ring
(session-file-alist 100 t)
my-dired-commands-history
file-name-history
search-ring
regexp-search-ring))
(add-hook 'after-init-hook 'session-initialize)
;; }}
;; {{
(defun adoc-imenu-index ()
(let* ((patterns '((nil "^=\\([= ]*[^=\n\r]+\\)" 1))))
(save-excursion
(imenu--generic-function patterns))))
(defun adoc-mode-hook-setup ()
;; Don't wrap lines because there is table in `adoc-mode'.
(setq truncate-lines t)
(setq imenu-create-index-function 'adoc-imenu-index))
(add-hook 'adoc-mode-hook 'adoc-mode-hook-setup)
;; }}
(eval-after-load 'compile
'(progn
(defadvice compile (around compile-hack activate)
(cond
((member major-mode '(octave-mode))
(octave-send-buffer))
(t
ad-do-it)))
(add-to-list 'compilation-error-regexp-alist-alist
(list 'mocha "at [^()]+ (\\([^:]+\\):\\([^:]+\\):\\([^:]+\\))" 1 2 3))
(add-to-list 'compilation-error-regexp-alist 'mocha)))
(defun switch-to-builtin-shell ()
"Switch to builtin shell.
If the shell is already opened in some buffer, switch to that buffer."
(interactive)
(let* ((buf-name (if *win64* "*shell*" "*ansi-term*"))
(buf (get-buffer buf-name))
(wins (window-list))
current-frame-p)
(cond
;; A shell buffer is already opened
((buffer-live-p buf)
(dolist (win wins)
(when (string= (buffer-name (window-buffer win)) buf-name)
(when (window-live-p win)
(setq current-frame-p t)
(select-window win))))
(unless current-frame-p
(switch-to-buffer buf)))
;; Windows
(*win64*
(shell))
;; Linux
(t
(ansi-term my-term-program)))))
;; {{ emms
(eval-after-load 'emms
'(progn
(emms-all)
(setq emms-player-list '(emms-player-mplayer-playlist
emms-player-mplayer
emms-player-mpg321
emms-player-ogg123
emms-player-vlc
emms-player-vlc-playlist))))
;; }}
(transient-mark-mode t)
(unless (or *cygwin* *win64*)
;; Takes ages to start Emacs.
;; Got error `Socket /tmp/fam-cb/fam- has wrong permissions` in Cygwin ONLY!
;; reproduced with Emacs 26.1 and Cygwin upgraded at 2019-02-26
;;
;; Although win64 is fine. It still slows down generic performance.
;; @see https://stackoverflow.com/questions/3589535/why-reload-notification-slow-in-emacs-when-files-are-modified-externally
;; So no auto-revert-mode on Windows/Cygwin
(global-auto-revert-mode)
(setq global-auto-revert-non-file-buffers t
auto-revert-verbose nil))
;;----------------------------------------------------------------------------
;; Don't disable narrowing commands
;;----------------------------------------------------------------------------
(put 'narrow-to-region 'disabled nil)
(put 'narrow-to-page 'disabled nil)
(put 'narrow-to-defun 'disabled nil)
;; my screen is tiny, so I use minimum eshell prompt
(eval-after-load 'eshell
'(progn
(setq eshell-prompt-function
(lambda ()
(concat (getenv "USER") " $ ")))))
;; I'm in Australia now, so I set the locale to "en_AU"
(defun insert-date (prefix)
"Insert the current date. With prefix-argument, use ISO format. With
two prefix arguments, write out the day and month name."
(interactive "P")
(let* ((format (cond
((not prefix) "%d.%m.%Y")
((equal prefix '(4)) "%Y-%m-%d")
((equal prefix '(16)) "%d %B %Y"))))
(insert (format-time-string format))))
;;compute the length of the marked region
(defun region-length ()
"Length of a selected region."
(interactive)
(message (format "%d" (- (region-end) (region-beginning)))))
;; {{ imenu tweakment
(defvar rimenu-position-pair nil "positions before and after imenu jump")
(add-hook 'imenu-after-jump-hook
(lambda ()
(let* ((start-point (marker-position (car mark-ring)))
(end-point (point)))
(setq rimenu-position-pair (list start-point end-point)))))
(defun rimenu-jump ()
"Jump to the closest before/after position of latest imenu jump."
(interactive)
(when rimenu-position-pair
(let* ((p1 (car rimenu-position-pair))
(p2 (cadr rimenu-position-pair)))
;; jump to the far way point of the rimenu-position-pair
(if (< (abs (- (point) p1))
(abs (- (point) p2)))
(goto-char p2)
(goto-char p1)))))
;; }}
;; {{ my blog tools
(defun open-blog-on-current-month ()
(interactive)
(find-file (file-truename (concat "~/blog/" (format-time-string "%Y-%m") ".org"))))
(defun insert-blog-version ()
"Insert version of my blog post."
(interactive)
(insert (format-time-string "%Y%m%d")))
;; }}
;; show ascii table
(defun ascii-table ()
"Print the ascii table."
(interactive)
(switch-to-buffer "*ASCII*")
(erase-buffer)
(insert (format "ASCII characters up to number %d.\n" 254))
(let* ((i 0))
(while (< i 254)
(setq i (+ i 1))
(insert (format "%4d %c\n" i i))))
(beginning-of-buffer))
;; {{ unique lines
(defun uniquify-all-lines-region (start end)
"Find duplicate lines in region START to END keeping first occurrence."
(interactive "*r")
)
(defun uniq-lines ()
"Delete duplicate lines in region or buffer."
(interactive)
(let* ((a (region-active-p))