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Diffstat (limited to 'tag-emacs/emacs.d/elisp/php-electric.el')
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1 files changed, 218 insertions, 0 deletions
diff --git a/tag-emacs/emacs.d/elisp/php-electric.el b/tag-emacs/emacs.d/elisp/php-electric.el new file mode 100644 index 00000000..599b2b1d --- /dev/null +++ b/tag-emacs/emacs.d/elisp/php-electric.el @@ -0,0 +1,218 @@ +;; -*- Emacs-Lisp -*- +;; +;; php-electric.el --- electric submode for the php-mode +;; +;; Version: 1.0 +;; Release-Date: Sunday 04 March 2007 +;; +;; Copyright (C) 2007 +;; by Nikolay V. Nemshilov aka St. <nemshilov dog gmail . com> +;; +;; +;; License +;; +;; This program is free software; you can redistribute it and/or +;; modify it under the terms of the GNU General Public License +;; as published by the Free Software Foundation; either version 2 +;; of the License, or (at your option) any later version. +;; +;; This program is distributed in the hope that it will be useful, +;; but WITHOUT ANY WARRANTY; without even the implied warranty of +;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +;; GNU General Public License for more details. +;; +;; You should have received a copy of the GNU General Public License +;; along with this program; if not, write to the Free Software +;; Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +;; +;; +;; Features: +;; * autocompletion of the language contructions +;; such as if, for, foreach, etc blocks, +;; +;; * autocompletion of classes, interfaces and functions +;; definitions +;; +;; * autocompletion of the paired symbols, like [], (), "",'' +;; +;; +;; Usage: +;; Nothing magical, just place the file in a directory where +;; Emacs can find it, and write +;; +;; (require 'php-electric) +;; +;; in your configuration files ~/.emacs or wherever you keep it. +;; Then you can switch on/off the mode by the following command +;; +;; M-x php-electric-mode <RET> +;; +;; If you like to have it switched on automatically, you should +;; put the command in your php-mode hook or create new one, +;; like that +;; +;; (add-hook 'php-mode-hook '(lambda () (php-electric-mode))) +;; +;; That's it. +;; +;; +;; Changelog: +;; Sunday 04 March 2007 +;; The first version 1.0 has been came out. +;; + +(defgroup php-electric nil + "Minor php-electric mode" + :group 'php) + +;; list of keywords which expandible by the {} pair +(defconst php-electric-expandible-simple-re + "\\(try\\|else\\|do\\)") + +;; list of keywords which expandible with the (){} construction +(defconst php-electric-expandible-as-struct-re + "\\(while\\|for\\|foreach\\|if\\|elseif\\|catch\\)") + +;; list of keywords which expandible with the name(){} construction +(defconst php-electric-expandible-as-func-re + "\\(function\\)") + +;; list of keywords which expandible with the name{} construction +(defconst php-electric-expandible-as-class-re + "\\(class\\|interface\\)") + +;; list of the paired chars +(defvar php-electric-matching-delimeter-alist + '((?\[ . ?\]) + (?\( . ?\)) + (?\" . ?\") + (?\' . ?\'))) + +;; the minor-mode definition +(define-minor-mode php-electric-mode + "Minor electric-mode for the php-mode" + nil + "-El" + php-mode-map + (php-electric-keymap)) + +;; list of accessible keys +(defun php-electric-keymap() + (define-key php-mode-map " " 'php-electric-space) + (define-key php-mode-map "{" 'php-electric-curlies) + (define-key php-mode-map "(" 'php-electric-brackets) + (define-key php-mode-map "[" 'php-electric-matching-char) + (define-key php-mode-map "\"" 'php-electric-matching-char) + (define-key php-mode-map "\'" 'php-electric-matching-char)) + +;; handler for the spaces insertions +(defun php-electric-space(arg) + (interactive "P") + (self-insert-command (prefix-numeric-value arg)) + (if (php-electric-is-code-at-point-p) + (if (php-electric-line-is-simple-expandible) + ;; inserting just a pair of curleis + (progn + (insert "{")(php-electric-insert-new-line-and-statement-end)) + (if (php-electric-line-is-expandible-as-struct) + ;; inserting a structure definition + (progn + (if (not (char-equal ?\( (preceding-char))) + ;; cmd () { - style construction + (progn + (insert "(")(set-register 98 (point-marker))(insert ") {")) + + ;; cmd( ){ - style construction + (progn + (insert " ")(set-register 98 (point-marker))(insert " ){"))) + (php-electric-insert-new-line-and-statement-end) + (jump-to-register 98)(set-register 98 nil)) + (if (php-electric-line-is-expandible-as-func) + ;; inserting the function expanding + (save-excursion + (insert "(){")(php-electric-insert-new-line-and-statement-end)) + (if (php-electric-line-is-expandible-as-class) + ;; inserting the class expanding + (save-excursion + (insert "{")(php-electric-insert-new-line-and-statement-end)))))))) + +;; handler for the { chars +(defun php-electric-curlies(arg) + (interactive "P") + (self-insert-command (prefix-numeric-value arg)) + (if (php-electric-is-code-at-point-p) + (progn + (php-electric-insert-new-line-and-statement-end)))) + +;; handler for the ( chars +(defun php-electric-brackets(arg) + (interactive "P") + + (if (php-electric-is-code-at-point-p) + ;; checking if it's a statement + (if (php-electric-line-is-expandible-as-struct) + (progn (php-electric-space arg)) + (progn (php-electric-matching-char arg))) + (self-insert-command (prefix-numeric-value arg)))) + +;; handler for the paired chars, [], (), "", '' +(defun php-electric-matching-char(arg) + (interactive "P") + (self-insert-command (prefix-numeric-value arg)) + (if (php-electric-is-code-at-point-p) + (save-excursion + (insert (cdr (assoc last-command-char + php-electric-matching-delimeter-alist)))))) + +;; checks if the current pointer situated in a piece of code +(defun php-electric-is-code-at-point-p() + (and php-electric-mode + (let* ((properties (text-properties-at (point)))) + (and (null (memq 'font-lock-string-face properties)) + (null (memq 'font-lock-comment-face properties)))))) + +;; checks if the current line expandible with a simple {} construction +(defun php-electric-line-is-simple-expandible() + (let* ((php-electric-expandible-simple-real-re + (concat php-electric-expandible-simple-re "\\s-$"))) + (save-excursion + (backward-word 1) + (looking-at php-electric-expandible-simple-real-re)))) + +;; checks if the current line expandible with the (){} construction +(defun php-electric-line-is-expandible-as-struct() + (let* ((php-electric-expandible-as-struct-real-re + (concat php-electric-expandible-as-struct-re "[ ]*$")) + (php-electric-expandible-as-struct-with-bracket-re + (concat php-electric-expandible-as-struct-re "($"))) + (save-excursion + (backward-word 1) + (or (looking-at php-electric-expandible-as-struct-real-re) + (looking-at php-electric-expandible-as-struct-with-bracket-re))))) + +;; checks if the current line expandible with the name(){} construction +(defun php-electric-line-is-expandible-as-func() + (let* ((php-electric-expandible-as-func-real-re + (concat php-electric-expandible-as-func-re "\\s-$"))) + (save-excursion + (backward-word 1) + (looking-at php-electric-expandible-as-func-real-re)))) + +;; checks if the current line expandible with the name{} construction +(defun php-electric-line-is-expandible-as-class() + (let* ((php-electric-expandible-as-class-real-re + (concat php-electric-expandible-as-class-re "\\s-$"))) + (save-excursion + (backward-word 1) + (looking-at php-electric-expandible-as-class-real-re)))) + +;; "shortcut" to insert \n} construction +(defun php-electric-insert-new-line-and-statement-end() + (newline-and-indent)(set-register 99 (point-marker)) + (insert "\n}")(indent-according-to-mode) + (jump-to-register 99)(set-register 99 nil)) + + +(provide 'php-electric) + +;; end of the file \ No newline at end of file |