web/web_pivot_computed_measure/static/src/view.xml

<?xml version="1.0" encoding="UTF-8" ?>
<templates xml:space="preserve">
  <t t-inherit="web.ReportViewMeasures" t-inherit-mode="extension" owl="1">
    <xpath expr="//DropdownItem" position="attributes">
        <attribute name="t-if">!measure.startsWith('__computed_')</attribute>
    </xpath>
    <xpath expr="//t[@t-foreach='measures']" position="after">
        <div role="separator" class="dropdown-divider" t-if="add_computed_measures" />
        <t t-foreach="measures" t-as="measure" t-key="measure_value.name">
                <DropdownItem
                    class="{ o_menu_item: true, selected: activeMeasures.includes(measure) }"
                    t-if="add_computed_measures and measure.startsWith('__computed_')"
                    t-esc="measures[measure].string"
                    parentClosingMode="'none'"
                    onSelected="() => this.onMeasureSelected({ measure: measure_value.name })"
                />
            </t>
        <DropdownItemCustomMeasure
                measures="measures"
                model="model"
                t-if="add_computed_measures"
            />
    </xpath>
  </t>
</templates>