class MyModule_Block_Adminhtml_Custom extends Mage_Adminhtml_Block_Template { public function __construct() { parent::__construct(); $this->setTemplate('my_custom_template.phtml'); } }
class MyModule_Block_Adminhtml_Custom extends Mage_Adminhtml_Block_Template { public function __construct() { parent::__construct(); $action = Mage::app()->getRequest()->getActionName(); $this->setTemplate("my_custom_template_{$action}.phtml"); } }Package library: Magento_Core.