emacs自带HideShow mode.
- 使用 M-x hs-minor-mode 开启 HideShow mode.
###主要的功能：
For Emacs 21 or latter:
- C-c @ C-M-s 显示所有的代码
- C-c @ C-M-h 折叠所有的代码
- C-c @ C-s 显示当前代码区
- C-c @ C-h 折叠当前代码区
- C-c @ C-c 折叠/显示当前代码区
For Emacs 20:
- C-c S show all 显示所有的代码
- C-c H hide all 折叠所有的代码
- C-c s show block 显示当前代码区
- C-c h hide block 折叠当前代码区
写入配置文件
(load-library "hideshow")
(global-set-key (kbd "C-=") 'hs-toggle-hiding)
(global-set-key (kbd "C-\\") 'toggle-selective-display)
(add-hook 'c-mode-common-hook 'hs-minor-mode)
(add-hook 'emacs-lisp-mode-hook 'hs-minor-mode)
(add-hook 'java-mode-hook 'hs-minor-mode)
(add-hook 'lisp-mode-hook 'hs-minor-mode)
(add-hook 'perl-mode-hook 'hs-minor-mode)
(add-hook 'sh-mode-hook 'hs-minor-mode)
(add-hook 'php-mode-hook 'hs-minor-mode)
(add-hook 'js2-mode-hook 'hs-minor-mode)