iot-wap/dist/wap/assets/use-placeholder-16d7c5d7.js

import { O as windowWidth, F as windowHeight, E as useRect } from "./index-487cde8c.js";
import { o as onPopupReopen } from "./on-popup-reopen-c5ca1603.js";
import { r as ref, o as onMounted, z as nextTick, w as watch, c as createVNode } from "./index-5e4623ce.js";
const useHeight = (element, withSafeArea) => {
  const height = ref();
  const setHeight = () => {
    height.value = useRect(element).height;
  };
  onMounted(() => {
    nextTick(setHeight);
    if (withSafeArea) {
      for (let i = 1; i <= 3; i++) {
        setTimeout(setHeight, 100 * i);
      }
    }
  });
  onPopupReopen(() => nextTick(setHeight));
  watch([windowWidth, windowHeight], setHeight);
  return height;
};
function usePlaceholder(contentRef, bem) {
  const height = useHeight(contentRef, true);
  return (renderContent) => createVNode("div", {
    "class": bem("placeholder"),
    "style": {
      height: height.value ? `${height.value}px` : void 0
    }
  }, [renderContent()]);
}
export {
  usePlaceholder as u
};