## Uses of Class
org.eclipse.core.commands.Category

Packages that use Category
org.eclipse.core.commands: Application programming interfaces for commands and handlers.
org.eclipse.ui.commands: Provides support for retrieving information on Commands from the workbench.

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

Methods in org.eclipse.core.commands that return Category
`Category` Command.`getCategory()` Returns the category for this command.
`Category` CategoryEvent.`getCategory()` Returns the instance of the interface that changed.
`Category` CommandManager.`getCategory(String categoryId)` Gets the category with the given identifier.
`Category[]` CommandManager.`getDefinedCategories()` Returns the categories that are defined.

Methods in org.eclipse.core.commands with parameters of type Category
`void` Command.`define(String name, String description, Category category)` Defines this command by giving it a name, and possibly a description as well.
`void` Command.`define(String name, String description, Category category, IParameter[] parameters)` Defines this command by giving it a name, and possibly a description as well.
`void` Command.`define(String name, String description, Category category, IParameter[] parameters, ParameterType returnType)` Defines this command by giving it a name, and possibly a description as well.
`void` Command.`define(String name, String description, Category category, IParameter[] parameters, ParameterType returnType, String helpContextId)` Defines this command by giving it a name, and possibly a description as well.

Constructors in org.eclipse.core.commands with parameters of type Category
Constructor and Description
`CategoryEvent(Category category, boolean definedChanged, boolean descriptionChanged, boolean nameChanged)` Creates a new instance of this class.

### Uses of Category in org.eclipse.ui.commands

Methods in org.eclipse.ui.commands that return Category
`Category` ICommandService.`getCategory(String categoryId)` Retrieves the category with the given identifier.
`Category[]` ICommandService.`getDefinedCategories()` Returns the collection of all of the defined categories in the workbench.