# Uses of Interface
org.eclipse.ui.activities.IIdentifierListener

Packages that use IIdentifierListener
Package
Description
org.eclipse.ui.activities
Application programming interfaces for interaction with and extension of the Eclipse Platform User Interface.
org.eclipse.ui.internal

## Uses of IIdentifierListener in org.eclipse.ui.activities

Methods in org.eclipse.ui.activities with parameters of type IIdentifierListener
Modifier and Type
Method
Description
`void`
IIdentifier.`addIdentifierListener(IIdentifierListener identifierListener)`
Registers an instance of `IIdentifierListener` to listen for changes to properties of this instance.
`void`
IIdentifier.`removeIdentifierListener(IIdentifierListener identifierListener)`
Removes an instance of `IIdentifierListener` listening for changes to properties of this instance.

## Uses of IIdentifierListener in org.eclipse.ui.internal

Classes in org.eclipse.ui.internal that implement IIdentifierListener
Modifier and Type
Class
Description
`class`
`PluginActionContributionItem`
Contribution item for actions provided by plugins via workbench action extension points.
`class`
`PluginActionCoolBarContributionItem`
Contribution item for actions provided by plugins via workbench action extension points.