@dnb/eufemia
Version:
DNB Eufemia Design System UI Library
83 lines (82 loc) • 2.85 kB
JavaScript
;
"use client";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _react = _interopRequireDefault(require("react"));
var _clsx = _interopRequireDefault(require("clsx"));
var _componentHelper = require("../../shared/component-helper.js");
var _Context = _interopRequireDefault(require("../../shared/Context.js"));
var _SpacingUtils = require("../../components/space/SpacingUtils.js");
var _useIsomorphicLayoutEffect = require("../../shared/helpers/useIsomorphicLayoutEffect.js");
var _withComponentMarkers = _interopRequireDefault(require("../../shared/helpers/withComponentMarkers.js"));
var _jsxRuntime = require("react/jsx-runtime");
function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
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,
ref: refProp,
...attributes
} = props;
const mainParams = (0, _SpacingUtils.applySpacing)(props, {
...attributes,
className: (0, _clsx.default)('dnb-scroll-view', className)
});
const localRef = _react.default.useRef(undefined);
mainParams.ref = refProp ? refProp : localRef;
mainParams.tabIndex = useInteractive({
interactive,
children,
ref: mainParams.ref
});
(0, _componentHelper.validateDOMAttributes)(props, mainParams);
return (0, _jsxRuntime.jsx)("div", {
...mainParams,
children: children
});
}
function useInteractive({
interactive,
children,
ref
}) {
const [isInteractive, setAsInteractive] = _react.default.useState(Boolean(interactive));
(0, _useIsomorphicLayoutEffect.useIsomorphicLayoutEffect)(() => {
if (interactive === 'auto') {
setAsInteractive(hasScrollbar());
}
}, [interactive, children]);
(0, _useIsomorphicLayoutEffect.useIsomorphicLayoutEffect)(() => {
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();
}
return undefined;
}, [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;
}
}
(0, _withComponentMarkers.default)(ScrollView, {
_supportsSpacingProps: true
});
var _default = exports.default = ScrollView;
//# sourceMappingURL=ScrollView.js.map