title: javafx catch more then one key press event at the same time
body: <p>I want to catch the event when we press in 2 keys of keyboard (ctrl + here)
  to zoom in tabview  here's my code, so far i can just catch only the ctrl, i dont know how to catch the event when we hold ctrl then click on + ( or at least click on ctrl then c every time to zoom) , i had idea of key combination: </p>
  
  <p>final KeyCombination keyCtrlPlus = new KeyCodeCombination(KeyCode.PLUS, KeyCombination.CONTROL_ANY);
  but i don't know how to do it in the addEventFilter(). Any help please?</p>
  
  <pre><code>m_TabView.addEventFilter(KeyEvent.KEY_PRESSED, new EventHandler&lt;KeyEvent&gt;() {
      @Override
      public void handle(KeyEvent e)
      {
         if (keyCtrlPlus.match(e))
         { 
         //function to zoom tabview 
            zoomOut(e);
         }
      }
  }); 
  </code></pre>