@dnb/eufemia/cjs/fragments/scroll-view/ScrollView.js

DNB Eufemia Design System UI Library

"use strict";
"use client";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
require("core-js/modules/web.dom-collections.iterator.js");
var _react = _interopRequireDefault(require("react"));
var _classnames = _interopRequireDefault(require("classnames"));
var _componentHelper = require("../../shared/component-helper");
var _Context = _interopRequireDefault(require("../../shared/Context"));
var _SpacingHelper = require("../../components/space/SpacingHelper");
const _excluded = ["interactive", "children", "className", "innerRef"];
function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
function _extends() { return _extends = Object.assign ? Object.assign.bind() : function (n) { for (var e = 1; e < arguments.length; e++) { var t = arguments[e]; for (var r in t) ({}).hasOwnProperty.call(t, r) && (n[r] = t[r]); } return n; }, _extends.apply(null, arguments); }
function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
function _defineProperty(e, r, t) { return (r = _toPropertyKey(r)) in e ? Object.defineProperty(e, r, { value: t, enumerable: !0, configurable: !0, writable: !0 }) : e[r] = t, e; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == typeof i ? i : i + ""; }
function _toPrimitive(t, r) { if ("object" != typeof t || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != typeof i) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
function _objectWithoutProperties(e, t) { if (null == e) return {}; var o, r, i = _objectWithoutPropertiesLoose(e, t); if (Object.getOwnPropertySymbols) { var n = Object.getOwnPropertySymbols(e); for (r = 0; r < n.length; r++) o = n[r], -1 === t.indexOf(o) && {}.propertyIsEnumerable.call(e, o) && (i[o] = e[o]); } return i; }
function _objectWithoutPropertiesLoose(r, e) { if (null == r) return {}; var t = {}; for (var n in r) if ({}.hasOwnProperty.call(r, n)) { if (-1 !== e.indexOf(n)) continue; t[n] = r[n]; } return t; }
const useLayoutEffect = typeof window === 'undefined' ? _react.default.useEffect : _react.default.useLayoutEffect;
const defaultProps = {
  children: null
};
function ScrollView(localProps) {
  const context = _react.default.useContext(_Context.default);
  const props = (0, _componentHelper.extendPropsWithContext)(localProps, defaultProps, context.ScrollView);
  const {
      interactive,
      children,
      className = null,
      innerRef
    } = props,
    attributes = _objectWithoutProperties(props, _excluded);
  const mainParams = _objectSpread({
    className: (0, _classnames.default)('dnb-scroll-view', (0, _SpacingHelper.createSpacingClasses)(props), className)
  }, attributes);
  const ref = _react.default.useRef();
  mainParams.ref = innerRef ? innerRef : ref;
  mainParams.tabIndex = useInteractive({
    interactive,
    children,
    ref: mainParams.ref
  });
  (0, _componentHelper.validateDOMAttributes)(props, mainParams);
  return _react.default.createElement("div", mainParams, children);
}
function useInteractive(_ref) {
  let {
    interactive,
    children,
    ref
  } = _ref;
  const [isInteractive, setAsInteractive] = _react.default.useState(Boolean(interactive));
  useLayoutEffect(() => {
    if (interactive === 'auto') {
      setAsInteractive(hasScrollbar());
    }
  }, [interactive, children]);
  useLayoutEffect(() => {
    if (interactive === 'auto' && typeof ResizeObserver !== 'undefined') {
      const observer = new ResizeObserver(() => {
        setAsInteractive(hasScrollbar());
      });
      observer.observe(ref.current);
      return () => observer === null || observer === void 0 ? void 0 : observer.disconnect();
    }
  }, [interactive, ref]);
  if (isInteractive) {
    return 0;
  }
  return undefined;
  function hasScrollbar() {
    if (!ref.current) {
      return true;
    }
    return ref.current.scrollWidth - 1 > ref.current.offsetWidth || ref.current.scrollHeight - 1 > ref.current.offsetHeight;
  }
}
const ScrollViewWithRef = _react.default.forwardRef((props, ref) => {
  return _react.default.createElement(ScrollView, _extends({}, props, {
    innerRef: props.innerRef || ref
  }));
});
ScrollView._supportsSpacingProps = true;
ScrollViewWithRef['_supportsSpacingProps'] = true;
var _default = exports.default = ScrollViewWithRef;
//# sourceMappingURL=ScrollView.js.map