lisp/cedet/srecode/srt.el

   1 ;;; srecode/srt.el --- argument handlers for SRT files
   2
   3 ;; Copyright (C) 2008-2012 Free Software Foundation, Inc.
   4
   5 ;; Author: Eric M. Ludlam <eric@siege-engine.com>
   6
   7 ;; This file is part of GNU Emacs.
   8
   9 ;; GNU Emacs is free software: you can redistribute it and/or modify
  10 ;; it under the terms of the GNU General Public License as published by
  11 ;; the Free Software Foundation, either version 3 of the License, or
  12 ;; (at your option) any later version.
  13
  14 ;; GNU Emacs is distributed in the hope that it will be useful,
  15 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 ;; GNU General Public License for more details.
  18
  19 ;; You should have received a copy of the GNU General Public License
  20 ;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
  21
  22 ;;; Commentary:
  23 ;;
  24 ;; Filters for SRT files, the Semantic Recoder template files.
  25
  26 ;;; Code:
  27
  28 (eval-when-compile (require 'cl))
  29 (require 'eieio)
  30 (require 'srecode/dictionary)
  31 (require 'srecode/insert)
  32
  33 (defvar srecode-read-variable-name-history nil
  34   "History for `srecode-read-variable-name'.")
  35
  36 (defun srecode-read-variable-name (prompt &optional initial hist default)
  37   "Read in the name of a declared variable in the current SRT file.
  38 PROMPT is the prompt to use.
  39 INITIAL is the initial string.
  40 HIST is the history value, otherwise `srecode-read-variable-name-history'
  41      is used.
  42 DEFAULT is the default if RET is hit."
  43   (let* ((newdict (srecode-create-dictionary))
  44          (currfcn (semantic-current-tag))
  45          )
  46     (srecode-resolve-argument-list
  47      (mapcar 'read
  48              (semantic-tag-get-attribute currfcn :arguments))
  49      newdict)
  50
  51     (with-slots (namehash) newdict
  52       (completing-read prompt namehash nil nil initial
  53                        (or hist 'srecode-read-variable-name-history)
  54                        default))
  55     ))
  56
  57 (defvar srecode-read-major-mode-history nil
  58   "History for `srecode-read-variable-name'.")
  59
  60 (defun srecode-read-major-mode-name (prompt &optional initial hist default)
  61   "Read in the name of a desired `major-mode'.
  62 PROMPT is the prompt to use.
  63 INITIAL is the initial string.
  64 HIST is the history value, otherwise `srecode-read-variable-name-history'
  65      is used.
  66 DEFAULT is the default if RET is hit."
  67   (completing-read prompt obarray
  68                    (lambda (s) (string-match "-mode$" (symbol-name s)))
  69                    nil initial (or hist 'srecode-read-major-mode-history))
  70   )
  71
  72 (defun srecode-semantic-handle-:srt (dict)
  73   "Add macros into the dictionary DICT based on the current SRT file.
  74 Adds the following:
  75 ESCAPE_START - This files value of escape_start
  76 ESCAPE_END - This files value of escape_end
  77 MODE - The mode of this buffer.  If not declared yet, guess."
  78   (let* ((es (semantic-find-first-tag-by-name "escape_start" (current-buffer)))
  79          (ee (semantic-find-first-tag-by-name "escape_end" (current-buffer)))
  80          (mode-var (semantic-find-first-tag-by-name "mode" (current-buffer)))
  81          (mode (if mode-var
  82                    (semantic-tag-variable-default mode-var)
  83                  nil))
  84          )
  85     (srecode-dictionary-set-value dict "ESCAPE_START"
  86                                   (if es
  87                                       (car (semantic-tag-variable-default es))
  88                                     "{{"))
  89     (srecode-dictionary-set-value dict "ESCAPE_END"
  90                                   (if ee
  91                                       (car (semantic-tag-variable-default ee))
  92                                     "}}"))
  93     (when (not mode)
  94       (let* ((fname (file-name-nondirectory
  95                      (buffer-file-name (current-buffer))))
  96              )
  97         (when (string-match "-\\(\\w+\\)\\.srt" fname)
  98           (setq mode (concat (match-string 1 fname) "-mode")))))
  99
 100     (when mode
 101       (srecode-dictionary-set-value dict "MAJORMODE" mode))
 102
 103     ))
 104
 105 (provide 'srecode/srt)
 106
 107 ;;; srecode/srt.el ends here