Create a new Android Application solution named LayoutDemo.

Add a new Android Layout file to the /Resources/layouts folder named MainLayout.

When the designer opens, open the Toolbox pad.

From the Text Fields group, drag a Plain Text object onto your canvas.

From the Form Widgets group, drag a Button object onto your canvas.

Again from the Form Widgets group, drag a Text (Medium) label object onto you canvas.

Your layout should look something like the following screenshot:

Open the MainActivity.cs file.

Replace the OnCreate() method with the following code:

protected override void OnCreate (Bundle bundle)
{
    base.OnCreate (bundle);
    SetContentView (Resource.Layout.MainLayout);

    // Get our button from the layout resource,
    // and attach an event to it
    Button button = FindViewById<Button> 
(Resource.Id.button1);
    TextView textView = FindViewById<TextView> 
(Resource.Id.textView1...