A Boolean value that indicates whether users are allowed to modify the toolbar.
- macOS 10.0+
- Mac Catalyst 13.0+
true if users are allowed to modify the toolbar; otherwise,
false. If the value is
false, then the Customize Toolbar… menu item is disabled and other modification is disabled. This attribute does not affect the user’s ability to show or hide the toolbar.
This value can be changed at any time. For instance, you may not want users to be able to customize the toolbar while some event is being processed. If you set the toolbar to allow customization, be sure to also set the toolbar to autosave its configuration so the user’s changes persist.
The default is