@dnb/eufemia/cjs/components/modal/parts/ModalHeaderBar.js

DNB Eufemia Design System UI Library

"use strict";
"use client";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = ModalHeaderBar;
var _react = require("react");
var _clsx = _interopRequireDefault(require("clsx"));
var _Section = _interopRequireDefault(require("../../section/Section.js"));
var _ModalContext = _interopRequireDefault(require("../ModalContext.js"));
var _CloseButton = _interopRequireDefault(require("./CloseButton.js"));
var _jsxRuntime = require("react/jsx-runtime");
function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
function ModalHeaderBar({
  className = null,
  children = null,
  ref: _ref,
  shadowClass = null,
  ...props
}) {
  const context = (0, _react.useContext)(_ModalContext.default);
  const sectionRef = (0, _react.useRef)(null);
  const [showShadow, setShowShadow] = (0, _react.useState)(false);
  (0, _react.useEffect)(() => {
    if (typeof window === 'undefined' || typeof IntersectionObserver === 'undefined' || !sectionRef.current) {
      return undefined;
    }
    const element = sectionRef.current;
    const marginTop = -element.clientHeight;
    let scrollRoot = null;
    let parent = element.parentElement;
    while (parent) {
      var _parent$classList;
      if ((_parent$classList = parent.classList) !== null && _parent$classList !== void 0 && _parent$classList.contains('dnb-scroll-view')) {
        scrollRoot = parent;
        break;
      }
      parent = parent.parentElement;
    }
    const observer = new IntersectionObserver(entries => {
      const [entry] = entries;
      setShowShadow(!entry.isIntersecting);
    }, {
      root: scrollRoot,
      rootMargin: `${marginTop}px 0px 0px 0px`,
      threshold: 0.001
    });
    observer.observe(element);
    return () => {
      observer.disconnect();
    };
  }, [children]);
  const {
    hideCloseButton = false,
    closeButtonAttributes,
    onCloseClickHandler,
    closeTitle
  } = context;
  return (0, _jsxRuntime.jsxs)(_Section.default, {
    className: (0, _clsx.default)('dnb-modal__header__bar', className, showShadow && shadowClass),
    ref: sectionRef,
    ...props,
    children: [(0, _jsxRuntime.jsx)("div", {
      className: "dnb-modal__header__bar__inner",
      children: children
    }), !hideCloseButton && (0, _jsxRuntime.jsx)("div", {
      className: "dnb-modal__header__bar__close",
      children: (0, _jsxRuntime.jsx)(_CloseButton.default, {
        onClick: onCloseClickHandler,
        closeTitle: closeTitle,
        ...closeButtonAttributes
      })
    })]
  });
}
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