(require 'cedet)
(global-ede-mode t)

;;;;  Helper tools.
(custom-set-variables
 '(semantic-default-submodes (quote (
				     global-semantic-decoration-mode
				     global-semantic-idle-completions-mode
				     global-semantic-idle-scheduler-mode
				     global-semanticdb-minor-mode
				     global-semantic-idle-summary-mode
				     global-semantic-mru-bookmark-mode)))
 '(semantic-idle-scheduler-idle-time 3))
(semantic-mode)

;; smart complitions
(require 'semantic/ia)
(setq-mode-local c-mode semanticdb-find-default-throttle
                 '(project unloaded system recursive))
(setq-mode-local c++-mode semanticdb-find-default-throttle
		 '(project unloaded system recursive))

;;;; Include settings
(require 'semantic/bovine/gcc)
(require 'semantic/bovine/c)

(defconst cedet-user-include-dirs
  (list ".." "../include" "../inc" "../common" "../public" "."
        "../.." "../../include" "../../inc" "../../common" "../../public"))

(setq cedet-sys-include-dirs (list
                              "/usr/include"
                              "/usr/include/bits"
                              "/usr/include/glib-2.0"
                              "/usr/include/gnu"
                              "/usr/include/gtk-2.0"
                              "/usr/include/gtk-2.0/gdk-pixbuf"
                              "/usr/include/gtk-2.0/gtk"
                              "/usr/local/include"
                              "/usr/local/include"))

(let ((include-dirs cedet-user-include-dirs))
  (setq include-dirs (append include-dirs cedet-sys-include-dirs))
  (mapc (lambda (dir)
          (semantic-add-system-include dir 'c++-mode)
          (semantic-add-system-include dir 'c-mode))
        include-dirs))

(setq semantic-c-dependency-system-include-path "/usr/include/")

;;;; TAGS Menu
(defun my-semantic-hook ()
  (imenu-add-to-menubar "TAGS"))

(add-hook 'semantic-init-hooks 'my-semantic-hook)

;;;; Semantic DataBase存储位置
(setq semanticdb-default-save-directory
      (expand-file-name "~/.emacs.d/semanticdb"))

;; 使用 gnu global 的TAGS。
(require 'semantic/db-global)
(semanticdb-enable-gnu-global-databases 'c-mode)
(semanticdb-enable-gnu-global-databases 'c++-mode)


(ede-cpp-root-project "maze"
		      :name "maze project"
		      :file "~/Workspace/c++/maze/main.cpp"
		      :include-path '("/"
				      "/include"
				      )
		      :system-include-path '("/usr/include"))

;;;;  缩进或者补齐
;;; hippie-try-expand settings
(setq hippie-expand-try-functions-list
      '(
        yas/hippie-try-expand
        semantic-ia-complete-symbol
        try-expand-dabbrev
        try-expand-dabbrev-visible
        try-expand-dabbrev-all-buffers
        try-expand-dabbrev-from-kill
        try-complete-file-name-partially
        try-complete-file-name
        try-expand-all-abbrevs))

(defun indent-or-complete ()
  "Complete if point is at end of a word, otherwise indent line."
  (interactive)
  (if (looking-at "\\>")
      (hippie-expand nil)
    (indent-for-tab-command)
    ))

(defun yyc/indent-key-setup ()
  "Set tab as key for indent-or-complete"
  (local-set-key  [(tab)] 'indent-or-complete)
  )

;;;; C-mode-hooks .
(defun yyc/c-mode-keys ()
  "description"
  ;; Semantic functions.
  (semantic-default-c-setup)
  (local-set-key "\C-c?" 'semantic-ia-complete-symbol-menu)
  (local-set-key "\C-cb" 'semantic-mrub-switch-tags)
  (local-set-key "\C-cR" 'semantic-symref)
  (local-set-key "\C-cj" 'semantic-ia-fast-jump)
  (local-set-key "\C-cp" 'semantic-ia-show-summary)
  (local-set-key "\C-cl" 'semantic-ia-show-doc)
  (local-set-key "\C-cr" 'semantic-symref-symbol)
  (local-set-key "\C-c/" 'semantic-ia-complete-symbol)
  (local-set-key [(control return)] 'semantic-ia-complete-symbol)
  (local-set-key "." 'semantic-complete-self-insert)
  (local-set-key ">" 'semantic-complete-self-insert)
  ;; Indent or complete
  (local-set-key  [(tab)] 'indent-or-complete)
  )
(add-hook 'c-mode-common-hook 'yyc/c-mode-keys)

(defadvice push-mark (around semantic-mru-bookmark activate)
  "Push a mark at LOCATION with NOMSG and ACTIVATE passed to `push-mark'.
If `semantic-mru-bookmark-mode' is active, also push a tag onto
the mru bookmark stack."
  (semantic-mrub-push semantic-mru-bookmark-ring
                      (point)
                      'mark)
  ad-do-it)

;;代码回跳
(global-set-key "\C-cB"
                (lambda ()
                  (interactive)
                  (if (ring-empty-p (oref semantic-mru-bookmark-ring ring))
                      (error "Semantic Bookmark ring is currently empty"))
                  (let* ((ring (oref semantic-mru-bookmark-ring ring))
                         (alist (semantic-mrub-ring-to-assoc-list ring))
                         (first (cdr (car alist))))
                    (if (semantic-equivalent-tag-p (oref first tag)
                                                   (semantic-current-tag))
                        (setq first (cdr (car (cdr alist)))))
                    (semantic-mrub-switch-tags first))))

(provide 'mycedet)