## Uses of Interface
org.eclipse.core.commands.ICategoryListener

Packages that use ICategoryListener
org.eclipse.core.commands: Application programming interfaces for commands and handlers.

### Uses of ICategoryListener in org.eclipse.core.commands

Classes in org.eclipse.core.commands that implement ICategoryListener
`class` `CommandManager` A central repository for commands -- both in the defined and undefined states.

Methods in org.eclipse.core.commands with parameters of type ICategoryListener
`void` Category.`addCategoryListener​(ICategoryListener categoryListener)` Adds a listener to this category that will be notified when this category's state changes.
`void` Category.`removeCategoryListener​(ICategoryListener categoryListener)` Removes a listener from this category.