<PUBLIC:ATTACH EVENT="ondetach" ONEVENT="cleanup ()" />

<SCRIPT LANGUAGE="JScript">
attachEvent ('onkeyup', updateTextAreaHeight);
attachEvent ('onchange', updateTextAreaHeight);
attachEvent ('onpaste', updateTextAreaHeight);
attachEvent ('ondrop', updateTextAreaHeight);

function updateTextAreaHeight () {
  if (event.srcElement == element && value) {
    var nls = value.match (/\n/g);
    var lines = nls instanceof Array ? nls.length + 1 : 1;
    var newRows = lines + 2;
    var maxRows = getAttribute ('autoheight:max-rows');
    if (maxRows && maxRows < newRows) {
      return;
    }
    if (newRows > rows) {
      rows = newRows;
    }
  }
}

function cleanup () {
  detachEvent ('onkeyup', updateTextAreaHeight);
  detachEvent ('onchange', updateTextAreaHeight);
  detachEvent ('onpaste', updateTextAreaHeight);
  detachEvent ('ondrop', updateTextAreaHeight);
}
</SCRIPT>

<!-- Revision: $Date: 2005/03/09 08:00:30 $ -->

<!-- ***** BEGIN LICENSE BLOCK *****
   - Version: MPL 1.1/GPL 2.0/LGPL 2.1
   -
   - The contents of this file are subject to the Mozilla Public License Version
   - 1.1 (the "License"); you may not use this file except in compliance with
   - the License. You may obtain a copy of the License at
   - <http://www.mozilla.org/MPL/>
   -
   - Software distributed under the License is distributed on an "AS IS" basis,
   - WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
   - for the specific language governing rights and limitations under the
   - License.
   -
   - The Original Code is textarea-autosizer code.
   -
   - The Initial Developer of the Original Code is Wakaba.
   - Portions created by the Initial Developer are Copyright (C) 2005
   - the Initial Developer. All Rights Reserved.
   -
   - Contributor(s):
   -   Wakaba <w@suika.fam.cx>
   -
   - Alternatively, the contents of this file may be used under the terms of
   - either the GNU General Public License Version 2 or later (the "GPL"), or
   - the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
   - in which case the provisions of the GPL or the LGPL are applicable instead
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   - and other provisions required by the LGPL or the GPL. If you do not delete
   - the provisions above, a recipient may use your version of this file under
   - the terms of any one of the MPL, the GPL or the LGPL.
   -
   - ***** END LICENSE BLOCK ***** -->
