Method mouseClicked

src/main/java/gate/gui/MainFrame.java:1346–1349

(MouseEvent e)

          processMouseEvent(e);
      }
      @Override
      public void mouseClicked(MouseEvent e) {
        processMouseEvent(e);
      }
      protected void processMouseEvent(MouseEvent e){
        // where inside the tree?
        int x = e.getX();