The toolbar area at the bottom of the iOS screen can be a great place to present information, and the Mail app makes great use of this space.
InformaticToolbar is a user interface control that makes it easy to present information to the user in that toolbar area.
With this user interface control you can easily create toolbars containing simple text labels, progress bars, and messages requesting confirmation.
The images below from the Readme show the three different toolbars that you can create:
You can find InformaticToolbar by Greg Wang on Github here.
A very slick way to present information especially if you’d rather not present the user with a modal view.
Original article: Open Source iOS Control For Presenting Information In The Toolbar Space
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