Asks the delegate whether a preview interaction is allowed to begin.
- iOS 10.0+
- Mac Catalyst 13.0+
The preview interaction that is responding to user input
YES if the preview interaction should continue into the preview and commit phases; otherwise
If you don't implement this optional method, the default return value of
YES is assumed.
NO, no further delegate calls are made for the specified preview interaction until the user restarts the 3D Touch interaction.