sneak/UWP/UwpProgram.cs

using Microsoft.Xna.Framework;
using Windows.Foundation;
using Windows.UI.ViewManagement;

namespace SemiColinGames {

  public class UwpDisplay : IDisplay {
    private GraphicsDeviceManager graphics;

    public void Initialize(GameWindow window, GraphicsDeviceManager graphics) {
      this.graphics = graphics;
      SetFullScreen(true);
    }

    public void SetFullScreen(bool fullScreen) {
      graphics.IsFullScreen = fullScreen;
      graphics.ApplyChanges();

      Debug.WriteLine("display: {0}x{1}, fullscreen={2}",
        graphics.PreferredBackBufferWidth,
        graphics.PreferredBackBufferHeight,
        fullScreen);
    }
  }

  public class UwpSneakGame : SneakGame {
    public UwpSneakGame() {
      Services.AddService(typeof(IDisplay), new UwpDisplay());
    }
  }

  public static class UwpProgram {
    static void Main() {
      ApplicationView.PreferredLaunchViewSize = new Size(1920, 1080);
      // Could also choose FullScreen here, if we wanted.
      ApplicationView.PreferredLaunchWindowingMode =
          ApplicationViewWindowingMode.PreferredLaunchViewSize;
      var factory = new MonoGame.Framework.GameFrameworkViewSource<UwpSneakGame>();
      Windows.ApplicationModel.Core.CoreApplication.Run(factory);
    }
  }
}