~/.config/openbox/menu.xml

<?xml version="1.0" encoding="UTF-8"?>

<openbox_menu xmlns="http://openbox.org/3.4/menu">

<!--根菜单-->
<menu id="root-menu" label="Openbox Root Menu">
<!--分隔符 使用属性"label"显示标题 如果没有则显示为一条分隔线-->
  <separator label="Applications" />
<!--菜单中的条目-->
  <item label="Emacs">
    <action name="Execute">
      <command>emacs</command>
      <startupnotify>
        <enabled>yes</enabled>
        <wmclass>Emacs</wmclass>
      </startupnotify>
    </action>
  </item>
  <item label="Rxvt Unicode">
    <action name="Execute">
      <command>urxvt</command>
    </action>
  </item>
  <item label="Firefox">
    <action name="Execute">
      <command>firefox</command>
      <startupnotify>
        <enabled>yes</enabled>
        <wmclass>Firefox</wmclass>
      </startupnotify>
    </action>
  </item>
  <item label="MPlayer">
    <action name="Execute">
      <command>gmplayer</command>
      <startupnotify>
        <enabled>yes</enabled>
        <wmclass>MPlayer</wmclass>
      </startupnotify>
    </action>
  </item>
  <item label="Thunar">
    <action name="Execute">
      <command>Thunar</command>
      <startupnotify>
        <enabled>yes</enabled>
      </startupnotify>
    </action>
  </item>
  <item label="Squeeze">
    <action name="Execute">
      <command>squeeze</command>
      <startupnotify>
        <enabled>yes</enabled>
      </startupnotify>
    </action>
  </item>
  <item label="Evince">
    <action name="Execute">
      <command>evince</command>
      <startupnotify>
        <enabled>yes</enabled>
      </startupnotify>
    </action>
  </item>
  <item label="Gqview">
    <action name="Execute">
      <command>gqview</command>
      <startupnotify>
        <enabled>yes</enabled>
      </startupnotify>
    </action>
  </item>
  <item label="Sunbird">
    <action name="Execute">
      <command>sunbird</command>
      <startupnotify>
        <enabled>yes</enabled>
      </startupnotify>
    </action>
  </item>
    <separator />
<!--子菜单 子菜单的内容在后面定义-->
  <menu id="alternate"/>
  <separator label="System" />
  <menu id="system-menu"/>
  <separator />
  <item label="Log Out">
    <action name="SessionLogout">
      <prompt>yes</prompt>
    </action>
  </item>
</menu>

<!--子菜单内容定义 与根菜单同级-->
<menu id="alternate" label="Alternate">
  <item label="GVim">
    <action name="Execute">
      <command>gvim</command>
      <startupnotify>
        <enabled>yes</enabled>
        <wmclass>GVim</wmclass>
      </startupnotify>
    </action>
  </item>
  <item label="Opera">
    <action name="Execute">
      <command>opera</command>
      <startupnotify>
        <enabled>yes</enabled>
        <wmclass>Opera</wmclass>
      </startupnotify>
    </action>
  </item>
  <item label="Rox">
    <action name="Execute">
      <command>rox</command>
      <startupnotify>
        <enabled>yes</enabled>
        <wmclass>ROX-Filer</wmclass>
      </startupnotify>
    </action>
  </item>
  <item label="Xterm">
    <action name="Execute"><command>xterm</command></action>
  </item>
</menu>

<menu id="system-menu" label="System">
  <item label="Reconfigure">
    <action name="Reconfigure" />
  </item>
    <item label="Openbox Configuration Manager">
    <action name="Execute">
      <command>obconf</command>
      <startupnotify><enabled>yes</enabled></startupnotify>
    </action>
  </item>
  <item label="Xfce Settings">
    <action name="Execute">
      <command>xfce-setting-show</command>
      <startupnotify><enabled>yes</enabled></startupnotify>
    </action>
  </item>
  <separator />
  <item label="Exit Openbox">
    <action name="Exit">
      <prompt>yes</prompt>
    </action>
  </item>
</menu>
  
  

</openbox_menu>