sudo apt-get install ecb
安装后,运行emacs,然后运行M-x ecb-activate,
发现左上角并没有目录树,为什么?

代码: 全选
(add-to-list 'load-path "~/emacs.d/plugins")
(require 'ecb)
;load the ECB first after starting if by 'ecb-activate'
(require 'ecb-autoloads)
(setq ecb-tip-of-the-day nil)
(setq ecb-options-version "2.40")