Invoked to allow the delegate to customize exactly what appears in the sharing service picker before it is presented.
- macOS 10.8+
The sharing service picker.
The items to share.
The proposed services to share the content.
The sharing services to use.
The delegate can reorder, remove default services or add custom services before the picker is presented. It's possible to add custom services by mutating the
proposed array and adding new
The following is an example: