# Uses of Interface
org.apache.tapestry5.services.ComponentEventHandler

Packages that use ComponentEventHandler
Package
Description
org.apache.tapestry5.services.transform
Support for component class transformation.

- ## Uses of ComponentEventHandler in org.apache.tapestry5.services.transform

  Methods in org.apache.tapestry5.services.transform with parameters of type ComponentEventHandler
  Modifier and Type
  Method
  Description
  `void`
  TransformationSupport.`addEventHandler(String eventType, int minContextValues, String operationDescription, ComponentEventHandler handler)`
  Adds an event handler.