Post on 18-Jan-2018
description
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Creating Extensions in iOS
Jesse Dietrichson | Jesse.Dietrichson@Xamarin.com
Allows you to extend the functionality of your application to other applications or the system through an extension point.
What is an Extension?Share
Available in iOS 8.0+
An area in the system that supports extensions is called an extension point.
Extension Points
Today Share Photo Editing Custom Keyboard
Action
An area in the system that supports extensions is called an extension point.
Extension Points
Today Share Photo Editing Custom Keyboard
Action
A widget that appears on the Today view of the Notification Center.
An area in the system that supports extensions is called an extension point.
Extension Points
Today Share Photo Editing Custom Keyboard
Action
Allows content to be shared through your application.
An area in the system that supports extensions is called an extension point.
Extension Points
Today Share Photo Editing Custom Keyboard
Action
Allows photos and videos to be edited in the Photos app.
An area in the system that supports extensions is called an extension point.
Extension Points
Today Share Photo Editing Custom Keyboard
Action
Replace the iOS system keyboard with a custom keyboard.
An area in the system that supports extensions is called an extension point.
Extension Points
Today Share Photo Editing Custom Keyboard
Action
Manipulate or view content. Ex) translate a web page.
Creating an extension will result in creating two projects.
Creating an Extension
Container Project Extension Project
Creating an extension will result in creating two projects.
Creating an Extension
Container Project Extension ProjectReferences
Creating an extension will result in creating two projects.
Creating an Extension
Container Project Extension ProjectReferences
Automatic with new wizard in
Xamarin 4
Extensions are loaded, executed, and terminated.
Extension Lifecycle
Extensions are loaded, executed, and terminated.
Extension Lifecycle
Suspended State
Extensions can communicate with the host application through the ExtensionContext property.
Extension Communication
Extensions can communicate with the host application through the ExtensionContext property.
Extension Communication
The application starting the extension.
Extensions can communicate with the host application through the ExtensionContext property.
Extension Communication
Communication with container app
Extensions can communicate with the host application through the ExtensionContext property.
Extension Communication
Communication with container app
The application shipped with the extension.
Heath Kit and EventKit UI are not available.
Extension Limitations
Can’t use extended background modes. Can’t access device’s camera or microphone. Can’t receive Air Drop data. UIActionSheet and UIAlertView are not available.
Heath Kit and EventKit UI are not available.
Extension Limitations
Can’t use extended background modes. Can’t access device’s camera or microphone. Can’t receive Air Drop data. UIActionSheet and UIAlertView are not available.
Heath Kit and EventKit UI are not available.
Extension Limitations
Can’t use extended background modes. Can’t access device’s camera or microphone. Can’t receive Air Drop data. UIActionSheet and UIAlertView are not available.
Heath Kit and EventKit UI are not available.
Extension Limitations
Can’t use extended background modes. Can’t access device’s camera or microphone. Can’t receive Air Drop data. UIActionSheet and UIAlertView are not available.
Heath Kit and EventKit UI are not available.
Extension Limitations
Can’t use extended background modes. Can’t access device’s camera or microphone. Can’t receive Air Drop data. UIActionSheet and UIAlertView are not available.
Demonstration
Thank You!Please complete the class survey in your profile: university.xamarin.com/profile
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Questions?