@react-md/utils
Version:
General utils for react-md.
65 lines • 2.49 kB
JavaScript
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
var __rest = (this && this.__rest) || function (s, e) {
var t = {};
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)
t[p] = s[p];
if (s != null && typeof Object.getOwnPropertySymbols === "function")
for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) {
if (e.indexOf(p[i]) < 0 && Object.prototype.propertyIsEnumerable.call(s, p[i]))
t[p[i]] = s[p[i]];
}
return t;
};
var __read = (this && this.__read) || function (o, n) {
var m = typeof Symbol === "function" && o[Symbol.iterator];
if (!m) return o;
var i = m.call(o), r, ar = [], e;
try {
while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
}
catch (error) { e = { error: error }; }
finally {
try {
if (r && !r.done && (m = i["return"])) m.call(i);
}
finally { if (e) throw e.error; }
}
return ar;
};
import { useState } from "react";
import { useKeyboardFocus } from "./useKeyboardFocus";
/**
* @see {@link ActiveDescendantMovementProvider} for an example
* @internal
* @remarks \@since 5.0.0
*/
export function useActiveDescendantFocus(_a) {
if (_a === void 0) { _a = {}; }
var _b = _a.defaultActiveId, defaultActiveId = _b === void 0 ? "" : _b, options = __rest(_a, ["defaultActiveId"]);
var _c = __read(useState(defaultActiveId), 2), activeId = _c[0], setActiveId = _c[1];
return __assign(__assign({}, useKeyboardFocus(__assign(__assign({}, options), { onFocusChange: function (element) {
setActiveId(element.id);
}, getDefaultFocusIndex: function (elements) {
if (!activeId) {
return -1;
}
return elements.findIndex(function (_a) {
var id = _a.id;
return id === activeId;
});
} }))), { "aria-activedescendant": activeId, providerProps: {
activeId: activeId,
setActiveId: setActiveId,
} });
}
//# sourceMappingURL=useActiveDescendantFocus.js.map