title: QLabel click event using Qt?
body: <p>I'm new in Qt and have a question.</p>
  
  <p>I have <code>QLabel</code> and <code>QLineEdit</code> objects, and when <code>QLabel</code> text is clicked on, I want to set this text in <code>QLineEdit</code>.</p>
  
  <p>Also I have read that <code>QLabel</code> has not clicked signal.</p>
  
  <p>Can you explain how can I do this and write code for me ?!</p>