<ui>
  <menubar name="MenuBar">
    <menu name="ViewMenu" action="View">
      <placeholder name="ViewMenuModePlaceholder">
        <menuitem name="ViewMenuVisualizerToggle" action="ToggleVisualizer"/>
      </placeholder>
    </menu>
  </menubar>

  <toolbar name="ToolBar">
    <placeholder name="PluginPlaceholder">
      <toolitem name="Visualization" action="ToggleVisualizer"/>
    </placeholder>
  </toolbar>
</ui>

