protected function _prepareColumns()
{
if ($this->getClassType() === Mage_Tax_Model_Class::TAX_CLASS_TYPE_PRODUCT) {
$this->addColumnAfter('avatax_code', array('index' => 'avatax_code', 'header' => $this->__('AvaTax Code'), 'width' => '150px'), 'class_name');
}
return parent::_prepareColumns();
}
/**
* Prepare columns
*
* @return $this
* @throws Exception
*/
protected function _prepareColumns()
{
$this->addColumn('op_avatax_code', array('header' => Mage::helper('avatax')->__('AvaTax Code'), 'align' => 'left', 'index' => 'op_avatax_code', 'width' => '175px'));
return parent::_prepareColumns();
}
