tabView(_:willSelect:)
Informs the tab view controller that the specified tab is about to be selected.
Declaration
@MainActor func tabView(_ tabView: NSTabView, willSelect tabViewItem: NSTabViewItem?)Parameters
- tabView:
The tab view object whose tab is about to be selected.
- tabViewItem:
The tab view item that will be selected.
Discussion
This method is a delegate method called by the NSTabView object when changes occur. Use it to update your UI or perform any tasks before a tab is selected.
If you override this method, you must call super at some point in your implementation.