Extension Installer/Triggers/onAfterExtensionUninstall
From Joomla! Documentation
The onAfterExtensionUninstall trigger occurs after the uninstallation of an extension. It has these parameters:
- installer A copy of the installer instance that was used. This it to get access to any error messages that might have occurred.
- eid The extension ID of the uninstalled extension.
- result The result of the operation (boolean)