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Mastering iOS 11 Programming - Second Edition by Donny Wals

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Creating a custom sticker app

The sticker app you created before doesn't contain a lot of user interface elements. Your app shows stickers on a white background and that's about it. Sticker apps shouldn't be more complex than this, but wouldn't it be great if we could at least change the background color for our sticker app? This isn't possible if you're using the simple sticker pack template. You can, however, create your own sticker pack app and customize the background. Figuring out how to do this will allow you to familiarize yourself with the code that's involved in creating an iMessage app, so let's create a custom sticker pack.

In the source code repository for this book, you'll find a project named CustomStickers. This project already ...

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