title: How to pass data from one form to another in Qt?
body: <p>How can I pass data from one form to another in Qt?<br>
  I have created a QWidgetProgect -> QtGuiApplication, I have two forms currently. Now I want to pass data from one form to another.</p>
  
  <p>How can I achieve that ?</p>
  
  <p>Thanks.  </p>