class MultiListWorkbenchPanelView extends AbstractMultiPartWorkbenchPanelView<MultiListWorkbenchPanelPresenter> {

    @Override
    protected MultiPartWidget setupWidget() {
        listBar.disableDnd();
        addOnFocusHandler(listBar);
        addSelectionHandler(listBar);

        final MaximizeToggleButtonPresenter maximizeButton = listBar.getMaximizeButton();
        maximizeButton.setVisible(true);
        maximizeButton.setMaximizeCommand(new Command() {
            @Override
            public void execute() {
                maximize();
            }
        });
        maximizeButton.setUnmaximizeCommand(new Command() {
            @Override
            public void execute() {
                unmaximize();
            }
        });

        return listBar;
    }

}