title: Open new dialog from a dialog in qt
body: <p>I am trying to open a new dialog Window from a existing dialog on a a button click event,but I am not able to do this as i opened the dialog window from MainWindow.</p>
  
  <p>I am trying with: </p>
  
  <pre><code>Dialog1 *New = new Dialog1();
  
  New-&gt;show(); 
  </code></pre>
  
  <p>Is there a different way of opening dialog window form existing dialog Window???</p>