/**
* Called by HTML_QuickForm whenever form event is made on this element
*
* @param string Name of event
* @param mixed event arguments
* @param object calling object
* @since 1.0
* @access public
* @return bool
*/
static function onQuickFormEvent($event, $arg, &$caller)
{
switch ($event) {
case 'updateValue':
if ($caller->getAttribute('method') == 'get') {
return PEAR::raiseError('Cannot add a file upload field to a GET method form');
}
self::$_value = self::_findValue();
$caller->updateAttributes(array('enctype' => 'multipart/form-data'));
$caller->setMaxFileSize();
break;
case 'addElement':
self::onQuickFormEvent('createElement', $arg, $caller);
return self::onQuickFormEvent('updateValue', null, $caller);
break;
case 'createElement':
$className = get_class($this);
self::$className($arg[0], $arg[1], $arg[2]);
break;
}
return true;
}