Group::showMassiveActionsSubForm PHP Method

    static function showMassiveActionsSubForm(MassiveAction $ma)
    {
        $input = $ma->getInput();
        switch ($ma->getAction()) {
            case 'changegroup':
                if (isset($input['is_tech']) && isset($input['check_items_id']) && isset($input['check_itemtype'])) {
                    if ($group = getItemForItemtype($input['check_itemtype'])) {
                        if ($group->getFromDB($input['check_items_id'])) {
                            self::dropdown(array('entity' => $group->fields["entities_id"], 'used' => array($group->fields["id"]), 'condition' => $input['is_tech'] ? '`is_assign`' : '`is_itemgroup`'));
                            echo "<br><br><input type='submit' name='massiveaction' class='submit' value='" . _sx('button', 'Move') . "'>";
                            return true;
                        }
                    }
                }
                return true;
        }
        return parent::showMassiveActionsSubForm($ma);
    }