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# Combo Box

Display a list of values in a pop-up menu that lets the user select a value or type in a custom value.

## Topics

### View

[`NSComboBox`](/documentation/AppKit/NSComboBox)

A view that displays a list of values in a pop-up menu where the user selects a value or types in a custom value.

### Management

[`NSComboBoxDataSource`](/documentation/AppKit/NSComboBoxDataSource)

[`NSComboBoxDelegate`](/documentation/AppKit/NSComboBoxDelegate)

A set of optional methods implemented by delegates of combo box objects.

### Cells

[`NSComboBoxCell`](/documentation/AppKit/NSComboBoxCell)

The user interface of a combo box.

[`NSComboBoxCellDataSource`](/documentation/AppKit/NSComboBoxCellDataSource)


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