iOS 12 Programming for Beginners - Third Edition

Custom UI in notifications 

To add custom UI to our notifications, we need to add an extension. Let's get started by doing the following:

1. In the Navigator panel, select the Project navigator and then your project.
2. At the bottom of the TARGETS area, click the + button.
3. Select Notification Content Extension under Application Extension and then click Next:

4. In the options screen that appears, set Product Name to LetsEatNotificationExtension and click Finish.

Now that our extension has been created, we need to be able to use it:

1. Open the info.plist file in the LetsEatNotificationExtension folder.
2. Tap the NSExtension disclosure arrow to open ...