@react-md/menu/es/MenuBarWidget.js

Create menus that auto-position themselves within the viewport and adhere to the accessibility guidelines

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import { jsx as _jsx } from "react/jsx-runtime";
import { createContext, useContext, useState } from "react";
import { List } from "@react-md/list";
import { useKeyboardFocus } from "@react-md/utils";
import { useMenuBarContext } from "./MenuBarProvider";
/**
 * This context is used to implement the "roving tab index" behavior
 *
 * @internal
 * @remarks \@since 5.0.0
 */
var context = createContext("");
context.displayName = "MenuBarWidgetFocusId";
var Provider = context.Provider;
/** @remarks \@since 5.0.0 */
export function useMenuBarWidgetFocusId() {
    return useContext(context);
}
/**
 * This component implements the keyboard focus behavior for the `MenuBar`
 * component and probably shouldn't be used externally.
 *
 * @remarks \@since 5.0.0
 */
export function MenuBarWidget(_a) {
    var children = _a.children, tabIndex = _a.tabIndex, propOnFocus = _a.onFocus, propOnKeyDown = _a.onKeyDown, props = __rest(_a, ["children", "tabIndex", "onFocus", "onKeyDown"]);
    var setActiveId = useMenuBarContext().setActiveId;
    var _b = __read(useState(""), 2), focusId = _b[0], setFocusId = _b[1];
    var _c = useKeyboardFocus({
        onFocus: propOnFocus,
        onKeyDown: propOnKeyDown,
        onFocusChange: function (element) {
            element.focus();
            setFocusId(element.id);
            setActiveId(function (prevActiveId) { return (prevActiveId ? element.id : ""); });
        },
    }), onFocus = _c.onFocus, onKeyDown = _c.onKeyDown;
    return (_jsx(Provider, __assign({ value: focusId }, { children: _jsx(List, __assign({}, props, { role: "menubar", horizontal: true, tabIndex: tabIndex !== null && tabIndex !== void 0 ? tabIndex : (focusId ? -1 : 0), onFocus: onFocus, onKeyDown: onKeyDown }, { children: children })) })));
}
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