Java GraphDesktopPane.addMouseListener示例

  public GraphDesktopController(
      GraphDesktopListener listener,
      ISession session,
      GraphPlugin plugin,
      ModeManager modeManager,
      boolean showDndDesktopImageAtStartup) {
    _listener = listener;
    _session = session;
    _plugin = plugin;
    _graphPluginResources = new GraphPluginResources(_plugin);

    ImageIcon startUpImage = null;

    if (showDndDesktopImageAtStartup) {
      startUpImage = _graphPluginResources.getIcon(GraphPluginResources.IKeys.DND);
    }

    _desktopPane = new GraphDesktopPane(_session.getApplication(), startUpImage);
    _desktopPane.setBackground(Color.white);

    _modeManager = modeManager;

    DropTarget dt = new DropTarget();

    try {
      dt.addDropTargetListener(
          new DropTargetAdapter() {
            public void drop(DropTargetDropEvent dtde) {
              onTablesDroped(dtde);
            }
          });
    } catch (TooManyListenersException e) {
      throw new RuntimeException(e);
    }

    _desktopPane.setDropTarget(dt);

    _desktopPane.addMouseListener(
        new MouseAdapter() {
          public void mouseClicked(MouseEvent e) {
            onMouseClicked(e);
          }

          public void mousePressed(MouseEvent e) {
            onMousePressed(e);
          }

          public void mouseReleased(MouseEvent e) {
            onMouseReleased(e);
          }
        });

    _desktopPane.addMouseMotionListener(
        new MouseMotionAdapter() {
          public void mouseDragged(MouseEvent e) {
            onMouseDragged(e);
          }
        });

    createPopUp();
  }