fgdata/gui/dialogs/display.xml

<?xml version="1.0"?>

<PropertyList>
  <name>display</name>
  <modal>false</modal>
  <layout>vbox</layout>

  <text>
    <label>Display Options</label>
  </text>

  <hrule/>

  <group>
    <layout>vbox</layout>
    <halign>center</halign>

    <checkbox>
      <halign>left</halign>
      <label>Show frame rate</label>
      <property>/sim/rendering/fps-display</property>
      <binding>
        <command>dialog-apply</command>
      </binding>
    </checkbox>

    <checkbox>
      <halign>left</halign>
      <label>Show chat messages</label>
      <property>/sim/multiplay/chat-display</property>
      <binding>
        <command>dialog-apply</command>
      </binding>
    </checkbox>

    <checkbox>
      <halign>left</halign>
      <label>Show view name popup</label>
      <property>/sim/view-name-popup</property>
      <binding>
        <command>dialog-apply</command>
      </binding>
    </checkbox>

    <item>
      <label>Show 2D Panel</label>
      <property>/sim/panel/visibility</property>
      <binding>
        <command>dialog-apply</command>
      </binding>
    </item>
  </group>

  <hrule/>

  <group>
    <layout>hbox</layout>
    <empty><stretch>true</stretch></empty>

    <button>
      <legend>Close</legend>
      <default>true</default>
      <key>Esc</key>
      <binding>
        <command>dialog-apply</command>
      </binding>
      <binding>
        <command>dialog-close</command>
      </binding>
    </button>

    <empty><stretch>true</stretch></empty>
  </group>

</PropertyList>