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98 lines
3.2 KiB
Plaintext
98 lines
3.2 KiB
Plaintext
/*
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* Copyright 2020 Adobe. All rights reserved.
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* This file is licensed to you 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. You may obtain a copy
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* of the License at http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software distributed under
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* the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS
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* OF ANY KIND, either express or implied. See the License for the specific language
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* governing permissions and limitations under the License.
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*/
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import {DOMAttributes, FocusableDOMProps, FocusableElement, FocusableProps, RefObject} from '@react-types/shared';
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import {focusSafely} from './';
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import {mergeProps, useObjectRef, useSyncRef} from '@react-aria/utils';
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import React, {ForwardedRef, MutableRefObject, ReactNode, useContext, useEffect, useRef} from 'react';
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import {useFocus, useKeyboard} from '@react-aria/interactions';
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export interface FocusableOptions<T = FocusableElement> extends FocusableProps<T>, FocusableDOMProps {
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/** Whether focus should be disabled. */
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isDisabled?: boolean
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}
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export interface FocusableProviderProps extends DOMAttributes {
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/** The child element to provide DOM props to. */
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children?: ReactNode
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}
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interface FocusableContextValue extends FocusableProviderProps {
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ref?: MutableRefObject<FocusableElement | null>
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}
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let FocusableContext = React.createContext<FocusableContextValue | null>(null);
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function useFocusableContext(ref: RefObject<FocusableElement | null>): FocusableContextValue {
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let context = useContext(FocusableContext) || {};
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useSyncRef(context, ref);
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// eslint-disable-next-line
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let {ref: _, ...otherProps} = context;
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return otherProps;
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}
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/**
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* Provides DOM props to the nearest focusable child.
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*/
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function FocusableProvider(props: FocusableProviderProps, ref: ForwardedRef<FocusableElement>) {
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let {children, ...otherProps} = props;
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let objRef = useObjectRef(ref);
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let context = {
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...otherProps,
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ref: objRef
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};
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return (
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<FocusableContext.Provider value={context}>
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{children}
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</FocusableContext.Provider>
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);
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}
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let _FocusableProvider = React.forwardRef(FocusableProvider);
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export {_FocusableProvider as FocusableProvider};
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export interface FocusableAria {
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/** Props for the focusable element. */
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focusableProps: DOMAttributes
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}
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/**
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* Used to make an element focusable and capable of auto focus.
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*/
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export function useFocusable<T extends FocusableElement = FocusableElement>(props: FocusableOptions<T>, domRef: RefObject<FocusableElement | null>): FocusableAria {
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let {focusProps} = useFocus(props);
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let {keyboardProps} = useKeyboard(props);
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let interactions = mergeProps(focusProps, keyboardProps);
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let domProps = useFocusableContext(domRef);
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let interactionProps = props.isDisabled ? {} : domProps;
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let autoFocusRef = useRef(props.autoFocus);
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useEffect(() => {
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if (autoFocusRef.current && domRef.current) {
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focusSafely(domRef.current);
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}
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autoFocusRef.current = false;
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}, [domRef]);
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return {
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focusableProps: mergeProps(
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{
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...interactions,
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tabIndex: props.excludeFromTabOrder && !props.isDisabled ? -1 : undefined
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},
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interactionProps
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)
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};
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}
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