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- ;;!emacs
- ;;
- ;; FILE: eif-browse.el
- ;; SUMMARY: Eiffel source code browser.
- ;; USAGE: GNU Emacs Lisp Library
- ;; KEYWORDS: oop, tools
- ;;
- ;; AUTHOR: Bob Weiner
- ;; ORG: Motorola Inc.
- ;;
- ;; ORIG-DATE: 12-Dec-89
- ;; LAST-MOD: 26-Apr-95 at 09:49:41 by Bob Weiner
- ;;
- ;; Copyright (C) 1989-1995 Free Software Foundation, Inc.
- ;; See the file BR-COPY for license information.
- ;;
- ;; This file is part of the OO-Browser.
- ;;
- ;; DESCRIPTION:
- ;;
- ;; Use 'eif-browse' to invoke the Eiffel browser. Prefix arg prompts for
- ;; name of Environment file.
- ;;
- ;; DESCRIP-END.
-
- ;;; ************************************************************************
- ;;; Other required Elisp libraries
- ;;; ************************************************************************
-
- (mapcar 'require '(br-start br br-eif br-eif-ft))
-
- ;;; ************************************************************************
- ;;; Public functions
- ;;; ************************************************************************
-
- ;;;###autoload
- (defun eif-browse (&optional env-file no-ui)
- "Invoke the Eiffel OO-Browser.
- This allows browsing through Eiffel library and system class hierarchies.
- With an optional prefix arg ENV-FILE equal to t, prompt for Environment file
- to use. Alternatively, a string value of ENV-FILE is used as the Environment
- file name. See also the file \"br-help\"."
- (interactive "P")
- (let ((same-lang (equal br-lang-prefix eif-lang-prefix)))
- (if same-lang
- nil
- (if br-lang-prefix
- (br-env-copy nil));; Save other language Environment in memory
- (setq br-lang-prefix eif-lang-prefix
- *br-save-wconfig* nil))
- (let ((same-env (or (equal eif-env-file env-file)
- (and (null env-file)
- (or eif-lib-search-dirs eif-sys-search-dirs)))))
- (cond
- ;; Continue browsing an Environment
- ((and same-env same-lang))
- ((and same-env (not same-lang))
- (progn (eif-browse-setup) (br-env-copy t)))
- ;;
- ;; Create default Environment file specification if needed and none
- ;; exists.
- ;;
- (t (progn (or env-file (file-exists-p eif-env-file)
- (br-env-create eif-env-file eif-lang-prefix))
- (or env-file (setq env-file eif-env-file))
- ;;
- ;; Start browsing a new Environment.
- ;;
- (eif-browse-setup)
- (setq *br-save-wconfig* nil
- eif-env-file (br-env-init env-file same-lang nil)
- eif-sys-search-dirs br-sys-search-dirs
- eif-lib-search-dirs br-lib-search-dirs)
- )))))
- (br-init)
- (or no-ui (br-browse)))
-
- ;; Don't filter Environment classes when listed.
- (fset 'eif-class-list-filter 'identity)
-
- (defun eif-class-definition-regexp (class)
- "Return regexp to uniquely match the definition of CLASS name."
- (concat eif-class-name-before (regexp-quote class)
- eif-class-name-after))
-
- ;;; ************************************************************************
- ;;; Internal functions
- ;;; ************************************************************************
-
- (defun eif-browse-setup ()
- "Setup language-dependent functions for OO-Browser."
- (br-setup-functions)
- (fset 'br-store-class-info 'eif-store-class-info)
- (fset 'br-lang-mode
- (cond ((or (featurep 'eiffel3) (featurep 'eiffel-mode))
- 'eiffel-mode)
- ((load "eiffel3" 'missing-ok 'nomessage)
- (provide 'eiffel-mode))
- ((load "eiffel" 'missing-ok 'nomessage)
- (provide 'eiffel-mode))
- (t 'fundamental-mode)))
- (br-setup-constants))
-
- (provide 'eif-browse)
-