Determining the Enter key is pressed in a TextBox

Question

Consider a XAML TextBox in Win Phone 7.

The goal here is that when the user presses the Enter

Answer 1

A straight forward approach for this in a textbox is

private void textBox1_KeyDown(object sender, KeyEventArgs e)
{
    if (e.Key == Key.Enter)
    {
        Debug.WriteLine("Enter");
    }
}