code: protected <E extends Event> void linkCommand(final Node node, final javafx.event.EventType<E> eventType, final Class<? extends Command> commandClass,
              final Callback<E, Boolean> callback,
              final WaveData<?>... waveData) {
  
          // LinkCommand
          node.addEventHandler(eventType, event -> {
              if (callback == null || callback.call(event)) {
                  model().callCommand(commandClass, waveData);
              }
          });
      }
docs: Link a command to an event triggered on a node.
  
  @param node the node to follow
  @param eventType the type of the event to follow
  @param commandClass the command to launch
  @param callback the call back to use to check if the command can be called
  @param waveData additional Wave data
  
  @param <E> The type of JavaFX Event to track