Universal Windows® Apps with XAML and C# Unleashed

Resuming

An app is resumed (changed from suspended to running) as soon as it is brought back on-screen. This raises Application’s Resuming event. However, an app often doesn’t need to handle Resuming, because there’s usually nothing that needs to be done. After all, the app stayed in memory the whole time with all its variables intact, so it can just continue where it left off. Suspending is like pausing an app in a debugger, and resuming is like unpausing it.

If you persist a timestamp when your app is suspended, then you can check it within events such as Resuming to determine whether it’s appropriate for your app to take certain actions such ...