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node_modules/vant/es/utils/dom.mjs

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+import { useRect, useWindowSize } from "@vant/use";
+import { unref } from "vue";
+import { isIOS as checkIsIOS } from "./basic.mjs";
+function getScrollTop(el) {
+  const top = "scrollTop" in el ? el.scrollTop : el.pageYOffset;
+  return Math.max(top, 0);
+}
+function setScrollTop(el, value) {
+  if ("scrollTop" in el) {
+    el.scrollTop = value;
+  } else {
+    el.scrollTo(el.scrollX, value);
+  }
+}
+function getRootScrollTop() {
+  return window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop || 0;
+}
+function setRootScrollTop(value) {
+  setScrollTop(window, value);
+  setScrollTop(document.body, value);
+}
+function getElementTop(el, scroller) {
+  if (el === window) {
+    return 0;
+  }
+  const scrollTop = scroller ? getScrollTop(scroller) : getRootScrollTop();
+  return useRect(el).top + scrollTop;
+}
+const isIOS = checkIsIOS();
+function resetScroll() {
+  if (isIOS) {
+    setRootScrollTop(getRootScrollTop());
+  }
+}
+const stopPropagation = (event) => event.stopPropagation();
+function preventDefault(event, isStopPropagation) {
+  if (typeof event.cancelable !== "boolean" || event.cancelable) {
+    event.preventDefault();
+  }
+  if (isStopPropagation) {
+    stopPropagation(event);
+  }
+}
+function isHidden(elementRef) {
+  const el = unref(elementRef);
+  if (!el) {
+    return false;
+  }
+  const style = window.getComputedStyle(el);
+  const hidden = style.display === "none";
+  const parentHidden = el.offsetParent === null && style.position !== "fixed";
+  return hidden || parentHidden;
+}
+const { width: windowWidth, height: windowHeight } = useWindowSize();
+function isContainingBlock(el) {
+  const css = window.getComputedStyle(el);
+  return css.transform !== "none" || css.perspective !== "none" || ["transform", "perspective", "filter"].some(
+    (value) => (css.willChange || "").includes(value)
+  );
+}
+function getContainingBlock(el) {
+  let node = el.parentElement;
+  while (node) {
+    if (node && node.tagName !== "HTML" && node.tagName !== "BODY" && isContainingBlock(node)) {
+      return node;
+    }
+    node = node.parentElement;
+  }
+  return null;
+}
+export {
+  getContainingBlock,
+  getElementTop,
+  getRootScrollTop,
+  getScrollTop,
+  isHidden,
+  preventDefault,
+  resetScroll,
+  setRootScrollTop,
+  setScrollTop,
+  stopPropagation,
+  windowHeight,
+  windowWidth
+};