How to use

getDockable

method

in

bibliothek.gui.dock.control.focus.DefaultFocusRequest

public boolean acceptable( Component component ){
  Dockable dockable = getDockable();
  if( ensureDockableFocused && dockable != null ){
    return SwingUtilities.isDescendingFrom( component, dockable.getComponent() );
  }
  return true;
}

public boolean validate( FocusController controller ){
  this.controller = controller.getController();
  if( force ){
    return true;
  }
  return controller.getFocusedDockable() != getDockable();
}

  public FocusRequest grant( Component component ){
    Dockable dockable = getDockable();
    if( dockable != null ){
      if( ensureFocusSet || ensureDockableFocused ){
        return new EnsuringFocusRequest( dockable, ensureDockableFocused, component );
      }
    }
    if( component == null && controller != null ){
      Window root = controller.getRootWindowProvider().searchWindow();
      if( root != null ){
        // if another dockable gains the focus, then it is going to do that 
        // before this request gets even processed. So this is a backup
        // executed to ensure that the application does not lose focus
        return new RepeatingFocusRequest( null, root, isHardRequest() );
      }
    }
    
    return null;
  }
}