title: Detect mouse right ckick on combobox
body: <p>How to detect a mouse click (or mousedown) event on a simple dropdown combo (combobox with style=1)?</p>
  
  <p>I am unable to see mouseclick or mousedown event handlers for combobox in my vb6 IDE.</p>
  
  <p>My aim is to detect right click.</p>
  
  <p>Thanks in advance.</p>