protected void installListeners() {
    VirtualFileManager.getInstance().addAsyncFileListener(new MyAsyncVfsListener(), this);
    myProject.getMessageBus().connect(this).subscribe(CommandListener.TOPIC, new MyCommandAdapter());

    myProjectConfigurationFilesProcessor.install();
    myExternalFilesProcessor.install();
    myIgnoreFilesProcessor.install();
  }
protected void installListeners()