WPF and Inversion of Control: Listing 1.

Assigning the DataContext to the ViewModel.

private void AssignViewModel(object component, object[] arguments)
{
  var frameworkElement = component as FrameworkElement;
  if (frameworkElement == null || arguments == null)
  {
    return;
  }
 
  var vm = arguments.Where(a => a is IViewModel).FirstOrDefault();
  if (vm != null)
  {
    frameworkElement.DataContext = vm;
  }
}

About the Author

Patrick Steele is a senior .NET developer with Billhighway in Troy, Mich. A recognized expert on the Microsoft .NET Framework, he’s a former Microsoft MVP award winner and a presenter at conferences and user group meetings.

comments powered by Disqus

Featured

  • VS Code Python Tool Does Multiple Interactive Windows

    Code cells from Python scripts by default will still be executed in a same interactive window, but developers can now configure the Python extension to run separate files in separate interactive windows.

  • VS Code Java Team Improves 'Getting Started' Experience

    Microsoft's dev team responsible for the Java on Visual Studio Code extensions released a new update that eases the "getting started" experience, addressing feedback from new users who want an easier onramp.

  • Data Prep for Machine Learning: Encoding

    Dr. James McCaffrey of Microsoft Research uses a full code program and screenshots to explain how to programmatically encode categorical data for use with a machine learning prediction model such as a neural network classification or regression system.

  • Surface Duo Debut Presents Dual-Screen Dev Challenges

    Microsoft officially launched its new dual-screen Android device, Surface Duo, presenting new challenges -- and opportunities -- for developers to leverage the new form factor.

  • What's New in Blazor Tooling Updates

    Here's a quick look at what four major third-party Blazor tooling vendors have offered lately for Microsoft's red-hot project that allows for web development with C# instead of JavaScript.

.NET Insight

Sign up for our newsletter.

Terms and Privacy Policy consent

I agree to this site's Privacy Policy.

Upcoming Events