#+TITLE:Emacs Evil Config
#+AUTHOR: Peng Li
#+EMAIL: seudut@gmail.com
-
+
As the =Evil= mode is significant, and has lots of configurations, it's better put them
in a separate file.
* Evil mode
-https://www.emacswiki.org/emacs/Evil
-
+** Install and basic config
+https://www.emacswiki.org/emacs/Evil.
+=global-evil-leader-mode= should be set before =evil-mode=.
#+BEGIN_SRC emacs-lisp :tangle yes :results silent
- (defun my-evil-config ()
- "This should be called after evil-mode is loaded."
- ;; Buffer operations
- (define-key evil-normal-state-map ";w" 'evil-save)
- (define-key evil-normal-state-map ";e" 'evil-edit)
- ;;
- ;; Window operations
- (define-key evil-normal-state-map "\C-W s" 'evil-window-split)
- (define-key evil-normal-state-map "\C-W v" 'evil-window-vsplit)
- (define-key evil-normal-state-map ";s" 'evil-window-split)
- (define-key evil-normal-state-map ";v" 'evil-window-vsplit)
- (define-key evil-normal-state-map ";q" 'evil-window-delete)
- (define-key evil-normal-state-map "\C-W o" 'delete-other-windows)
- (define-key evil-normal-state-map "\C-W h" 'evil-window-left)
- (define-key evil-normal-state-map "\C-W j" 'evil-window-down)
- (define-key evil-normal-state-map "\C-W k" 'evil-window-up)
- (define-key evil-normal-state-map "\C-W l" 'evil-window-right)
- (define-key evil-normal-state-map "\C-h" 'evil-window-left)
- (define-key evil-normal-state-map "\C-j" 'evil-window-down)
- (define-key evil-normal-state-map "\C-k" 'evil-window-up)
- (define-key evil-normal-state-map "\C-l" 'evil-window-right))
-
(use-package evil
:ensure t
:init
- (setq evil-default-state 'emacs)
+ ;; (setq evil-default-state 'emacs)
(setq evil-emacs-state-cursor '("red" box))
(setq evil-normal-state-cursor '("green" box))
+ (setq evil-motion-state-cursor '("green" box))
(setq evil-visual-state-cursor '("orange" box))
(setq evil-insert-state-cursor '("red" bar))
(setq evil-replace-state-cursor '("red" bar))
(setq evil-operator-state-cursor '("red" hollow))
:config
+ (require 'evil-leader)
+ (global-evil-leader-mode)
(evil-mode t)
- ;; (defalias 'evil-insert-state 'evil-emacs-state)
- ;; switch to normal mode
- ;; (key-chord-define evil-insert-state-map "jj" 'evil-normal-state)
- ;; (key-chord-define evil-emacs-state-map "jj" 'evil-normal-state)
- ;;
- ;; Normal state map
- (my-evil-config))
+
+ (mapc (lambda (map)
+ (define-key map "\C-W s" 'evil-window-split)
+ (define-key map "\C-W v" 'evil-window-vsplit)
+ (define-key map "\C-h" 'evil-window-left)
+ (define-key map "\C-j" 'evil-window-down)
+ (define-key map "\C-k" 'evil-window-up)
+ (define-key map "\C-l" 'evil-window-right)
+ (define-key map (kbd "C->") (lambda () (interactive) (evil-window-increase-width 3)))
+ (define-key map (kbd "C-<") (lambda () (interactive) (evil-window-decrease-width 3)))
+ (define-key map (kbd "C-+") (lambda () (interactive) (evil-window-increase-height 3)))
+ (define-key map (kbd "C--") (lambda () (interactive) (evil-window-decrease-height 3)))
+ (define-key map (kbd "C-=") (lambda () (interactive) (balance-windows))))
+ (list evil-normal-state-map evil-motion-state-map)))
+#+END_SRC
+
+** Initial mode and state config
+- Use =normal= as the default state but exclude some special modes.
+- Bind =[escape]= to =normal= mode. This only works on GUI Emacs. If need to work on Terminal, shoudl also bind =(kbd
+ "<ESC>)=, but this will make the combined key =M-= not wor.
+- Not alias =insert= state to =emacs= state, as it break some vi's feature in insert mode, such as column edit. Instead,
+ here add a advice function to change the sate as emacs when enter insert mode, but this is only limited in some
+ certain modes.
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (defvar my-mode-list-to-use-emacs-as-insert '(emacs-lisp-mode org-mode eshell-mode lisp-interaction-mode)
+ "The mode in this list will consider insert state as emacs state by adding `advice-add' below.")
+
+ (defvar my-modes-use-emacs-init '(emacs-lisp-mode org-mode lisp-interaction-mode eshell-mode text-mode)
+ "The mode in this list will use emacs sate as a initial evil state.")
+
+ (with-eval-after-load "evil"
+ (setq evil-default-state 'normal)
+ ;; (defalias 'evil-inset-mode 'evil-emacs-state)
+ (define-key evil-emacs-state-map [escape] 'evil-normal-state)
+ ;; (define-key evil-emacs-state-map (kbd "<ESC>") 'evil-normal-state)
+ (dolist (mode my-modes-use-emacs-init) (evil-set-initial-state mode 'emacs))
+ (advice-add 'evil-insert-state :after (lambda (&optional arg)
+ (when (memq major-mode my-mode-list-to-use-emacs-as-insert)
+ (evil-emacs-state)))))
#+END_SRC
+** state key mapping
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (with-eval-after-load "evil"
+ (define-key evil-normal-state-map (kbd "C-SPC") 'mode-line-other-buffer)
+ (define-key evil-normal-state-map (kbd "C-;") 'previous-multiframe-window)
+ (evil-define-key 'emacs eshell-mode-map (kbd "C-;") 'previous-multiframe-window))
+#+END_SRC
+
+** face attribute
+Let the search highlight persistent, https://stackoverflow.com/questions/25768036/emacs-evil-non-incremental-search-and-persistent-highlighting/34252236
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (evil-select-search-module 'evil-search-module 'evil-search)
+
+ (with-eval-after-load "evil"
+ (define-key evil-normal-state-map "\\" nil)
+ (define-key evil-normal-state-map "\\\\" #'evil-ex-nohighlight))
+#+END_SRC
* Evil-escape
[[https://github.com/syl20bnr/evil-escape][evil-escape]], escape from anything with customizable key sequence.
#+BEGIN_SRC emacs-lisp :tangle yes :results silent
:init
(setq-default evil-escape-delay 0.2)
(setq-default evil-escape-key-sequence "jj")
- (setq-default evil-escape-excluded-states '(emacs))
+ (setq-default evil-escape-excluded-states '(normal visual motion emacs))
+ (setq-default evil-escape-excluded-major-modes '(emacs-lisp-mode org-mode))
:config
(evil-escape-mode))
#+END_SRC
+* Evil-Leader
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (use-package evil-leader
+ :ensure t
+ :config
+ (global-evil-leader-mode)
+ (evil-leader/set-leader ";")
+ ;; Buffer & File
+ (evil-leader/set-key "f" 'ido-switch-buffer)
+ (evil-leader/set-key "w" 'evil-save)
+ (evil-leader/set-key "r" 'ivy-recentf)
+ (evil-leader/set-key "w" 'save-buffer)
+ (evil-leader/set-key "o" 'ido-find-file)
+ (evil-leader/set-key "p" 'projectile-find-file)
+ ;; Window
+ (evil-leader/set-key "s" 'evil-window-split)
+ (evil-leader/set-key "v" 'evil-window-vsplit)
+ (evil-leader/set-key "q" 'evil-quit)
+ ;; others
+ (evil-leader/set-key "h" 'help)
+ (evil-leader/set-key "g" 'magit-status)
+ (evil-leader/set-key "d" 'dired)
+ (evil-leader/set-key "e" 'sd/toggle-project-eshell))
+
+ (with-eval-after-load "evil"
+ (evil-define-key 'emacs eshell-mode-map (kbd ";e") 'sd/toggle-project-eshell)
+ (evil-define-key 'emacs eshell-mode-map (kbd ";d") 'dired))
+
+#+END_SRC
+
+* Evil-matchit
+[[https://github.com/redguardtoo/evil-matchit]]
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (use-package evil-matchit
+ :ensure t
+ :config
+ (global-evil-matchit-mode 1))
+#+END_SRC
+
+* Evil-visualstar
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (use-package evil-visualstar
+ :ensure t
+ :init
+ (setq evil-visualstar/persistent t)
+ :config
+ (global-evil-visualstar-mode))
+#+END_SRC
+* Others
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (dolist (mode '(c-mode-hook lua-mode-hook))
+ (add-hook mode (lambda () (setq indent-tabs-mode nil))))
+#+END_SRC
* Provide
#+BEGIN_SRC emacs-lisp :tangle yes :results silent
(provide 'init-evil-mode)