koha-tmpl/intranet-tmpl/prog/en/lib/jquery/plugins/jquery.insertatcaret.js

   1 /*!
   2  * jQuery insertAtCaret
   3  * Allows inserting text where the caret is in a textarea
   4  * Copyright (c) 2003-2010 phpMyAdmin devel team
   5  * Version: 1.0
   6  * Developed by the phpMyAdmin devel team. Modified by Alex King and variaas
   7  * http://alexking.org/blog/2003/06/02/inserting-at-the-cursor-using-javascript
   8  * http://www.mail-archive.com/jquery-en@googlegroups.com/msg08708.html
   9  * Licensed under the GPL license:
  10  * http://www.gnu.org/licenses/gpl.html
  11  */
  12 ;(function($) {
  13
  14 $.fn.insertAtCaret = function (myValue) {
  15
  16     return this.each(function() {
  17
  18         //IE support
  19         if (document.selection) {
  20
  21             this.focus();
  22             sel = document.selection.createRange();
  23             sel.text = myValue;
  24             this.focus();
  25
  26         } else if (this.selectionStart || this.selectionStart == '0') {
  27
  28             //MOZILLA / NETSCAPE support
  29             var startPos = this.selectionStart;
  30             var endPos = this.selectionEnd;
  31             var scrollTop = this.scrollTop;
  32             this.value = this.value.substring(0, startPos)+ myValue+ this.value.substring(endPos,this.value.length);
  33             this.focus();
  34             this.selectionStart = startPos + myValue.length;
  35             this.selectionEnd = startPos + myValue.length;
  36             this.scrollTop = scrollTop;
  37
  38         } else {
  39
  40             this.value += myValue;
  41             this.focus();
  42         }
  43     });
  44 };
  45
  46 })(jQuery);