title: Create xaml.cs file
body: <p>I writing Windows 10 app and have  two questions.</p>
  
  <p>1) I have XAML file with design, how I can add xaml.cs file , like in screen below 
  <a href="http://i.stack.imgur.com/5b2u7.png" rel="nofollow">image</a></p>
  
  <p>2) I have button, how I can make it to go to another screen by tapping on button</p>
  
  <p>Code for button that I already have:</p>
  
  <pre><code> private void button7_Click(object sender, RoutedEventArgs e)
      {
  
      }
  </code></pre>
  
  <p>Thank's for help.</p>