beffect.xml

<Template>
  <WidgetGroup>
    <Layout>vertical</Layout>
     <Children>
                  <EffectChainPresetSelector>
                    <ObjectName>EffectUnit1_kEffectSelectorLeft</ObjectName>
                    <EffectUnitGroup>[EffectRack1_EffectUnit1]</EffectUnitGroup>
                  </EffectChainPresetSelector>
                <Connection>
                  <ConfigKey persist="true">[Skin],show_eq_knobs</ConfigKey>
                  <BindProperty>visible</BindProperty>
                </Connection>
<PushButton>
        <ObjectName>EffectToggle</ObjectName>
        <Size>0me,25max</Size>
        <NumberStates>2</NumberStates>
        <State>
          <Number>0</Number>
          <Text>Off</Text>
        </State>
        <State>
          <Number>1</Number>
          <Text>Active</Text>
        </State>
        <Connection>
          <ConfigKey>[EffectRack<Variable name="rack"/>_EffectUnit<Variable name="unit"/>_Effect<Variable name="effect"/>],enabled</ConfigKey>
          <ConnectValueToWidget>true</ConnectValueToWidget>
        </Connection>
        <Connection>
          <ConfigKey>EffectRack<Variable name="rack"/>_EffectUnit<Variable name="unit"/>],group_[Master]_enable</ConfigKey>
          <ConnectValueToWidget>false</ConnectValueToWidget>
        </Connection>
        <Connection>
          <ConfigKey>[EffectRack<Variable name="rack"/>_EffectUnit<Variable name="unit"/>_Effect<Variable name="effect"/>],meta</ConfigKey>
          <ConnectValueToWidget>false</ConnectValueToWidget>
        </Connection>
      </PushButton>

    </Children>
  </WidgetGroup>
</Template>