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2026-05-25 17:08:18 +08:00
parent df501f6151
commit f1259b71b5
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+import _extends from "@babel/runtime/helpers/esm/extends";
+import * as React from 'react';
+import { clsx } from 'clsx';
+import ResizeObserver from '@rc-component/resize-observer';
+// Use shared variable to save bundle size
+const UNDEFINED = undefined;
+function InternalItem(props, ref) {
+  const {
+    prefixCls,
+    invalidate,
+    item,
+    renderItem,
+    responsive,
+    responsiveDisabled,
+    registerSize,
+    itemKey,
+    className,
+    style,
+    children,
+    display,
+    order,
+    component: Component = 'div',
+    ...restProps
+  } = props;
+  const mergedHidden = responsive && !display;
+
+  // ================================ Effect ================================
+  function internalRegisterSize(width) {
+    registerSize(itemKey, width);
+  }
+  React.useEffect(() => () => {
+    internalRegisterSize(null);
+  }, []);
+
+  // ================================ Render ================================
+  const childNode = renderItem && item !== UNDEFINED ? renderItem(item, {
+    index: order
+  }) : children;
+  let overflowStyle;
+  if (!invalidate) {
+    overflowStyle = {
+      opacity: mergedHidden ? 0 : 1,
+      height: mergedHidden ? 0 : UNDEFINED,
+      overflowY: mergedHidden ? 'hidden' : UNDEFINED,
+      order: responsive ? order : UNDEFINED,
+      pointerEvents: mergedHidden ? 'none' : UNDEFINED,
+      position: mergedHidden ? 'absolute' : UNDEFINED
+    };
+  }
+  const overflowProps = {};
+  if (mergedHidden) {
+    overflowProps['aria-hidden'] = true;
+  }
+  let itemNode = /*#__PURE__*/React.createElement(Component, _extends({
+    className: clsx(!invalidate && prefixCls, className),
+    style: {
+      ...overflowStyle,
+      ...style
+    }
+  }, overflowProps, restProps, {
+    ref: ref
+  }), childNode);
+  if (responsive) {
+    itemNode = /*#__PURE__*/React.createElement(ResizeObserver, {
+      onResize: ({
+        offsetWidth
+      }) => {
+        internalRegisterSize(offsetWidth);
+      },
+      disabled: responsiveDisabled
+    }, itemNode);
+  }
+  return itemNode;
+}
+const Item = /*#__PURE__*/React.forwardRef(InternalItem);
+if (process.env.NODE_ENV !== 'production') {
+  Item.displayName = 'Item';
+}
+export default Item;