| 1 | ;;; srecode/expandproto.el --- Expanding prototypes. |
| 2 | |
| 3 | ;; Copyright (C) 2007, 2009-2014 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 | ;; Methods for expanding a prototype into an implementation. |
| 25 | |
| 26 | (require 'ring) |
| 27 | (require 'semantic) |
| 28 | (require 'semantic/analyze) |
| 29 | (require 'semantic/senator) |
| 30 | (require 'srecode/insert) |
| 31 | (require 'srecode/dictionary) |
| 32 | |
| 33 | (declare-function semantic-brute-find-tag-by-attribute-value "semantic/find") |
| 34 | |
| 35 | ;;; Code: |
| 36 | (defcustom srecode-expandproto-template-file-alist |
| 37 | '( ( c++-mode . "srecode-expandproto-cpp.srt" ) |
| 38 | ) |
| 39 | ;; @todo - Make this variable auto-generated from the Makefile. |
| 40 | "Associate template files for expanding prototypes to a major mode." |
| 41 | :group 'srecode |
| 42 | :type '(repeat (cons (sexp :tag "Mode") |
| 43 | (sexp :tag "Filename")) |
| 44 | )) |
| 45 | |
| 46 | ;;;###autoload |
| 47 | (defun srecode-insert-prototype-expansion () |
| 48 | "Insert get/set methods for the current class." |
| 49 | (interactive) |
| 50 | |
| 51 | (srecode-load-tables-for-mode major-mode) |
| 52 | (srecode-load-tables-for-mode major-mode |
| 53 | srecode-expandproto-template-file-alist) |
| 54 | |
| 55 | (if (not (srecode-table)) |
| 56 | (error "No template table found for mode %s" major-mode)) |
| 57 | |
| 58 | (let ((proto |
| 59 | ;; Step 1: Find the prototype, or prototype list to expand. |
| 60 | (srecode-find-prototype-for-expansion))) |
| 61 | |
| 62 | (if (not proto) |
| 63 | (error "Could not find prototype to expand")) |
| 64 | |
| 65 | ;; Step 2: Insert implementations of the prototypes. |
| 66 | |
| 67 | |
| 68 | )) |
| 69 | |
| 70 | (defun srecode-find-prototype-for-expansion () |
| 71 | "Find a prototype to use for expanding into an implementation." |
| 72 | ;; We may find a prototype tag in one of several places. |
| 73 | ;; Search in order of logical priority. |
| 74 | (let ((proto nil) |
| 75 | ) |
| 76 | |
| 77 | ;; 1) A class full of prototypes under point. |
| 78 | (let ((tag (semantic-current-tag))) |
| 79 | (when tag |
| 80 | (when (not (semantic-tag-of-class-p tag 'type)) |
| 81 | (setq tag (semantic-current-tag-parent)))) |
| 82 | (when (and tag (semantic-tag-of-class-p tag 'type)) |
| 83 | ;; If the current class has prototype members, then |
| 84 | ;; we will do the whole class! |
| 85 | (require 'semantic/find) |
| 86 | (if (semantic-brute-find-tag-by-attribute-value |
| 87 | :prototype t |
| 88 | (semantic-tag-type-members tag)) |
| 89 | (setq proto tag))) |
| 90 | ) |
| 91 | |
| 92 | ;; 2) A prototype under point. |
| 93 | (when (not proto) |
| 94 | (let ((tag (semantic-current-tag))) |
| 95 | (when (and tag |
| 96 | (and |
| 97 | (semantic-tag-of-class-p tag 'function) |
| 98 | (semantic-tag-get-attribute tag :prototype))) |
| 99 | (setq proto tag)))) |
| 100 | |
| 101 | ;; 3) A tag in the kill ring that is a prototype |
| 102 | (when (not proto) |
| 103 | (if (ring-empty-p senator-tag-ring) |
| 104 | nil ;; Not for us. |
| 105 | (let ((tag (ring-ref senator-tag-ring 0)) |
| 106 | ) |
| 107 | (when |
| 108 | (and tag |
| 109 | (or |
| 110 | (and |
| 111 | (semantic-tag-of-class-p tag 'function) |
| 112 | (semantic-tag-get-attribute tag :prototype)) |
| 113 | (and |
| 114 | (semantic-tag-of-class-p tag 'type) |
| 115 | (require 'semantic/find) |
| 116 | (semantic-brute-find-tag-by-attribute-value |
| 117 | :prototype t |
| 118 | (semantic-tag-type-members tag)))) |
| 119 | ) |
| 120 | (setq proto tag)) |
| 121 | ))) |
| 122 | |
| 123 | proto)) |
| 124 | |
| 125 | (provide 'srecode/expandproto) |
| 126 | |
| 127 | ;; Local variables: |
| 128 | ;; generated-autoload-file: "loaddefs.el" |
| 129 | ;; generated-autoload-load-name: "srecode/expandproto" |
| 130 | ;; End: |
| 131 | |
| 132 | ;;; srecode/expandproto.el ends here |