<!DOCTYPE kpartgui>
<kpartgui name="kcop" version="2">
<MenuBar>
  <Menu name="execute"><text>&amp;Extra</text>
    <Action name="execute"/>
    <Action name="langmode"/>
  </Menu>
</MenuBar>
<ToolBar fullWidth="true" name="main"><text>Main Toolbar</text>
    <Action name="execute"/>
    <Action name="langmode"/>
</ToolBar>
</kpartgui>
