window1
  "frame"
  index: 0
  state: enabled resizable sensitive showing visible
  toolkit: gtk
  <AtkComponent>
  layer: widget
  alpha: 1
  unnamed-GtkContainerAccessible-0
    "panel"
    parent: window1
    state: enabled sensitive showing visible
    toolkit: gtk
    <AtkComponent>
    layer: widget
    alpha: 1
  menubutton
    "toggle button"
    parent: window1
    index: 0
    name: Menu
    state: enabled focusable focused sensitive showing visible
    toolkit: gtk
    <AtkComponent>
    layer: widget
    alpha: 1