Outline View Button Keys

These keys are used by the outline view to create disclosure buttons that collapse and expand items.

Overview

The outline view creates these buttons by calling its inherited makeViewWithIdentifier:owner: method, passing in the key as the identifier and the delegate as the owner.

Topics

Constants

NSOutlineViewDisclosureButtonKey

The normal triangle disclosure button.

NSOutlineViewShowHideButtonKey

The Show/Hide button.