title: How to pass value from one form to other datagrids form
body: <p><a href="http://i.stack.imgur.com/DAMrY.png" rel="nofollow">When I click on button "Adicionar"(add) opens new form (Picture 2)</a></p>
  
  <p><a href="http://i.stack.imgur.com/0LMuA.png" rel="nofollow">I got all combobox and textbox's filled.</a></p>
  
  <p>My question is, I click on button "Confirmar", how can I put this values  from - "Produto", "Preço Unitário", "IVA" and "Quantidade" in 1st picture datagrid?</p>
  
  <p>I don't know how to do it, if you guys can help, I'll appreciate it.</p>
  
  <p>Thank you :)</p>