code-lab/node_modules/vuetify/lib/components/VVirtualScroll/VVirtualScrollItem.mjs

import { mergeProps as _mergeProps, createVNode as _createVNode, Fragment as _Fragment } from "vue";
// Composables
import { makeComponentProps } from "../../composables/component.mjs";
import { useResizeObserver } from "../../composables/resizeObserver.mjs"; // Utilities
import { watch } from 'vue';
import { genericComponent, propsFactory, useRender } from "../../util/index.mjs"; // Types
export const makeVVirtualScrollItemProps = propsFactory({
  renderless: Boolean,
  ...makeComponentProps()
}, 'VVirtualScrollItem');
export const VVirtualScrollItem = genericComponent()({
  name: 'VVirtualScrollItem',
  inheritAttrs: false,
  props: makeVVirtualScrollItemProps(),
  emits: {
    'update:height': height => true
  },
  setup(props, _ref) {
    let {
      attrs,
      emit,
      slots
    } = _ref;
    const {
      resizeRef,
      contentRect
    } = useResizeObserver(undefined, 'border');
    watch(() => contentRect.value?.height, height => {
      if (height != null) emit('update:height', height);
    });
    useRender(() => props.renderless ? _createVNode(_Fragment, null, [slots.default?.({
      itemRef: resizeRef
    })]) : _createVNode("div", _mergeProps({
      "ref": resizeRef,
      "class": ['v-virtual-scroll__item', props.class],
      "style": props.style
    }, attrs), [slots.default?.()]));
  }
});
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