WPF/C# Don't block the UI

Question

I\'ve an existing WPF application, which has several sections. Every section is a UserControl, that implements an interface.

The interface specify two methods:

Answer 1

You probably should use TPL if your framework version is 4.0:

var uiScheduler = TaskScheduler.FromCurrentSynchronizationContext(); // this will work only if you're running this code from UI thread, for example, by clicking a button
Task.Factory.StartNew(() => UnloadData()).ContinueWith(t => /*update ui using t.Result here*/, uiScheduler);

Hope this helps.