89 lines
2.2 KiB
TypeScript
89 lines
2.2 KiB
TypeScript
/*
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Copyright 2022 New Vector Ltd
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import React, { useRef } from "react";
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import { useListBox, useOption, AriaListBoxOptions } from "@react-aria/listbox";
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import { ListState } from "@react-stately/list";
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import { Node } from "@react-types/shared";
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import classNames from "classnames";
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import styles from "./ListBox.module.css";
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interface ListBoxProps<T> extends AriaListBoxOptions<T> {
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optionClassName: string;
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state: ListState<T>;
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className?: string;
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listBoxRef?: React.MutableRefObject<HTMLUListElement>;
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}
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export function ListBox<T>({
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state,
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optionClassName,
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className,
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listBoxRef,
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...rest
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}: ListBoxProps<T>) {
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const ref = useRef<HTMLUListElement>();
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if (!listBoxRef) listBoxRef = ref;
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const { listBoxProps } = useListBox(rest, state, listBoxRef);
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return (
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<ul
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{...listBoxProps}
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ref={listBoxRef}
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className={classNames(styles.listBox, className)}
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>
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{[...state.collection].map((item) => (
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<Option
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key={item.key}
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item={item}
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state={state}
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className={optionClassName}
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/>
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))}
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</ul>
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);
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}
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interface OptionProps<T> {
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className: string;
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state: ListState<T>;
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item: Node<T>;
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}
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function Option<T>({ item, state, className }: OptionProps<T>) {
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const ref = useRef();
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const { optionProps, isSelected, isFocused, isDisabled } = useOption(
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{ key: item.key },
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state,
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ref
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);
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return (
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<li
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{...optionProps}
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ref={ref}
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className={classNames(styles.option, className, {
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[styles.selected]: isSelected,
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[styles.focused]: isFocused,
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[styles.disables]: isDisabled,
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})}
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>
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{item.rendered}
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</li>
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);
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}
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