title: Android: How to cover the whole layout by a view programatically while the layout contains buttons already?
body: <p>I've a linear layout filled by buttons(view1 - view5).</p>
  
  <p>I would like to add a view(red star) to this layout and I want this red star to cover the whole layout and its buttons (without setting the visibility of them)</p>
  
  <p><strong>in the attached image:</strong></p>
  
  <p>1 - the layout I've, filled by buttons</p>
  
  <p>2- the layout I want to achieve by adding my red star programmatically</p>
  
  <p>How can I do so?<a href="https://i.stack.imgur.com/c3uwN.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/c3uwN.png" alt="enter image description here"></a></p>