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31 KiB
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{"ast":null,"code":"import _extends from \"@babel/runtime/helpers/esm/extends\";\nimport _objectWithoutProperties from \"@babel/runtime/helpers/esm/objectWithoutProperties\";\nimport * as React from 'react';\nimport { isFragment } from 'react-is';\nimport PropTypes from 'prop-types';\nimport * as ReactDOM from 'react-dom';\nimport ownerDocument from '../utils/ownerDocument';\nimport List from '../List';\nimport getScrollbarSize from '../utils/getScrollbarSize';\nimport useForkRef from '../utils/useForkRef';\n\nfunction nextItem(list, item, disableListWrap) {\n if (list === item) {\n return list.firstChild;\n }\n\n if (item && item.nextElementSibling) {\n return item.nextElementSibling;\n }\n\n return disableListWrap ? null : list.firstChild;\n}\n\nfunction previousItem(list, item, disableListWrap) {\n if (list === item) {\n return disableListWrap ? list.firstChild : list.lastChild;\n }\n\n if (item && item.previousElementSibling) {\n return item.previousElementSibling;\n }\n\n return disableListWrap ? null : list.lastChild;\n}\n\nfunction textCriteriaMatches(nextFocus, textCriteria) {\n if (textCriteria === undefined) {\n return true;\n }\n\n var text = nextFocus.innerText;\n\n if (text === undefined) {\n // jsdom doesn't support innerText\n text = nextFocus.textContent;\n }\n\n text = text.trim().toLowerCase();\n\n if (text.length === 0) {\n return false;\n }\n\n if (textCriteria.repeating) {\n return text[0] === textCriteria.keys[0];\n }\n\n return text.indexOf(textCriteria.keys.join('')) === 0;\n}\n\nfunction moveFocus(list, currentFocus, disableListWrap, disabledItemsFocusable, traversalFunction, textCriteria) {\n var wrappedOnce = false;\n var nextFocus = traversalFunction(list, currentFocus, currentFocus ? disableListWrap : false);\n\n while (nextFocus) {\n // Prevent infinite loop.\n if (nextFocus === list.firstChild) {\n if (wrappedOnce) {\n return;\n }\n\n wrappedOnce = true;\n } // Same logic as useAutocomplete.js\n\n\n var nextFocusDisabled = disabledItemsFocusable ? false : nextFocus.disabled || nextFocus.getAttribute('aria-disabled') === 'true';\n\n if (!nextFocus.hasAttribute('tabindex') || !textCriteriaMatches(nextFocus, textCriteria) || nextFocusDisabled) {\n // Move to the next element.\n nextFocus = traversalFunction(list, nextFocus, disableListWrap);\n } else {\n nextFocus.focus();\n return;\n }\n }\n}\n\nvar useEnhancedEffect = typeof window === 'undefined' ? React.useEffect : React.useLayoutEffect;\n/**\n * A permanently displayed menu following https://www.w3.org/TR/wai-aria-practices/#menubutton.\n * It's exposed to help customization of the [`Menu`](/api/menu/) component. If you\n * use it separately you need to move focus into the component manually. Once\n * the focus is placed inside the component it is fully keyboard accessible.\n */\n\nvar MenuList = /*#__PURE__*/React.forwardRef(function MenuList(props, ref) {\n var actions = props.actions,\n _props$autoFocus = props.autoFocus,\n autoFocus = _props$autoFocus === void 0 ? false : _props$autoFocus,\n _props$autoFocusItem = props.autoFocusItem,\n autoFocusItem = _props$autoFocusItem === void 0 ? false : _props$autoFocusItem,\n children = props.children,\n className = props.className,\n _props$disabledItemsF = props.disabledItemsFocusable,\n disabledItemsFocusable = _props$disabledItemsF === void 0 ? false : _props$disabledItemsF,\n _props$disableListWra = props.disableListWrap,\n disableListWrap = _props$disableListWra === void 0 ? false : _props$disableListWra,\n onKeyDown = props.onKeyDown,\n _props$variant = props.variant,\n variant = _props$variant === void 0 ? 'selectedMenu' : _props$variant,\n other = _objectWithoutProperties(props, [\"actions\", \"autoFocus\", \"autoFocusItem\", \"children\", \"className\", \"disabledItemsFocusable\", \"disableListWrap\", \"onKeyDown\", \"variant\"]);\n\n var listRef = React.useRef(null);\n var textCriteriaRef = React.useRef({\n keys: [],\n repeating: true,\n previousKeyMatched: true,\n lastTime: null\n });\n useEnhancedEffect(function () {\n if (autoFocus) {\n listRef.current.focus();\n }\n }, [autoFocus]);\n React.useImperativeHandle(actions, function () {\n return {\n adjustStyleForScrollbar: function adjustStyleForScrollbar(containerElement, theme) {\n // Let's ignore that piece of logic if users are already overriding the width\n // of the menu.\n var noExplicitWidth = !listRef.current.style.width;\n\n if (containerElement.clientHeight < listRef.current.clientHeight && noExplicitWidth) {\n var scrollbarSize = \"\".concat(getScrollbarSize(true), \"px\");\n listRef.current.style[theme.direction === 'rtl' ? 'paddingLeft' : 'paddingRight'] = scrollbarSize;\n listRef.current.style.width = \"calc(100% + \".concat(scrollbarSize, \")\");\n }\n\n return listRef.current;\n }\n };\n }, []);\n\n var handleKeyDown = function handleKeyDown(event) {\n var list = listRef.current;\n var key = event.key;\n /**\n * @type {Element} - will always be defined since we are in a keydown handler\n * attached to an element. A keydown event is either dispatched to the activeElement\n * or document.body or document.documentElement. Only the first case will\n * trigger this specific handler.\n */\n\n var currentFocus = ownerDocument(list).activeElement;\n\n if (key === 'ArrowDown') {\n // Prevent scroll of the page\n event.preventDefault();\n moveFocus(list, currentFocus, disableListWrap, disabledItemsFocusable, nextItem);\n } else if (key === 'ArrowUp') {\n event.preventDefault();\n moveFocus(list, currentFocus, disableListWrap, disabledItemsFocusable, previousItem);\n } else if (key === 'Home') {\n event.preventDefault();\n moveFocus(list, null, disableListWrap, disabledItemsFocusable, nextItem);\n } else if (key === 'End') {\n event.preventDefault();\n moveFocus(list, null, disableListWrap, disabledItemsFocusable, previousItem);\n } else if (key.length === 1) {\n var criteria = textCriteriaRef.current;\n var lowerKey = key.toLowerCase();\n var currTime = performance.now();\n\n if (criteria.keys.length > 0) {\n // Reset\n if (currTime - criteria.lastTime > 500) {\n criteria.keys = [];\n criteria.repeating = true;\n criteria.previousKeyMatched = true;\n } else if (criteria.repeating && lowerKey !== criteria.keys[0]) {\n criteria.repeating = false;\n }\n }\n\n criteria.lastTime = currTime;\n criteria.keys.push(lowerKey);\n var keepFocusOnCurrent = currentFocus && !criteria.repeating && textCriteriaMatches(currentFocus, criteria);\n\n if (criteria.previousKeyMatched && (keepFocusOnCurrent || moveFocus(list, currentFocus, false, disabledItemsFocusable, nextItem, criteria))) {\n event.preventDefault();\n } else {\n criteria.previousKeyMatched = false;\n }\n }\n\n if (onKeyDown) {\n onKeyDown(event);\n }\n };\n\n var handleOwnRef = React.useCallback(function (instance) {\n // #StrictMode ready\n listRef.current = ReactDOM.findDOMNode(instance);\n }, []);\n var handleRef = useForkRef(handleOwnRef, ref);\n /**\n * the index of the item should receive focus\n * in a `variant=\"selectedMenu\"` it's the first `selected` item\n * otherwise it's the very first item.\n */\n\n var activeItemIndex = -1; // since we inject focus related props into children we have to do a lookahead\n // to check if there is a `selected` item. We're looking for the last `selected`\n // item and use the first valid item as a fallback\n\n React.Children.forEach(children, function (child, index) {\n if (! /*#__PURE__*/React.isValidElement(child)) {\n return;\n }\n\n if (process.env.NODE_ENV !== 'production') {\n if (isFragment(child)) {\n console.error([\"Material-UI: The Menu component doesn't accept a Fragment as a child.\", 'Consider providing an array instead.'].join('\\n'));\n }\n }\n\n if (!child.props.disabled) {\n if (variant === 'selectedMenu' && child.props.selected) {\n activeItemIndex = index;\n } else if (activeItemIndex === -1) {\n activeItemIndex = index;\n }\n }\n });\n var items = React.Children.map(children, function (child, index) {\n if (index === activeItemIndex) {\n var newChildProps = {};\n\n if (autoFocusItem) {\n newChildProps.autoFocus = true;\n }\n\n if (child.props.tabIndex === undefined && variant === 'selectedMenu') {\n newChildProps.tabIndex = 0;\n }\n\n return /*#__PURE__*/React.cloneElement(child, newChildProps);\n }\n\n return child;\n });\n return /*#__PURE__*/React.createElement(List, _extends({\n role: \"menu\",\n ref: handleRef,\n className: className,\n onKeyDown: handleKeyDown,\n tabIndex: autoFocus ? 0 : -1\n }, other), items);\n});\nprocess.env.NODE_ENV !== \"production\" ? MenuList.propTypes = {\n // ----------------------------- Warning --------------------------------\n // | These PropTypes are generated from the TypeScript type definitions |\n // | To update them edit the d.ts file and run \"yarn proptypes\" |\n // ----------------------------------------------------------------------\n\n /**\n * If `true`, will focus the `[role=\"menu\"]` container and move into tab order.\n */\n autoFocus: PropTypes.bool,\n\n /**\n * If `true`, will focus the first menuitem if `variant=\"menu\"` or selected item\n * if `variant=\"selectedMenu\"`.\n */\n autoFocusItem: PropTypes.bool,\n\n /**\n * MenuList contents, normally `MenuItem`s.\n */\n children: PropTypes.node,\n\n /**\n * @ignore\n */\n className: PropTypes.string,\n\n /**\n * If `true`, will allow focus on disabled items.\n */\n disabledItemsFocusable: PropTypes.bool,\n\n /**\n * If `true`, the menu items will not wrap focus.\n */\n disableListWrap: PropTypes.bool,\n\n /**\n * @ignore\n */\n onKeyDown: PropTypes.func,\n\n /**\n * The variant to use. Use `menu` to prevent selected items from impacting the initial focus\n * and the vertical alignment relative to the anchor element.\n */\n variant: PropTypes.oneOf(['menu', 'selectedMenu'])\n} : void 0;\nexport default 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_extends from \"@babel/runtime/helpers/esm/extends\";\nimport _objectWithoutProperties from \"@babel/runtime/helpers/esm/objectWithoutProperties\";\nimport * as React from 'react';\nimport { isFragment } from 'react-is';\nimport PropTypes from 'prop-types';\nimport * as ReactDOM from 'react-dom';\nimport ownerDocument from '../utils/ownerDocument';\nimport List from '../List';\nimport getScrollbarSize from '../utils/getScrollbarSize';\nimport useForkRef from '../utils/useForkRef';\n\nfunction nextItem(list, item, disableListWrap) {\n if (list === item) {\n return list.firstChild;\n }\n\n if (item && item.nextElementSibling) {\n return item.nextElementSibling;\n }\n\n return disableListWrap ? null : list.firstChild;\n}\n\nfunction previousItem(list, item, disableListWrap) {\n if (list === item) {\n return disableListWrap ? list.firstChild : list.lastChild;\n }\n\n if (item && item.previousElementSibling) {\n return item.previousElementSibling;\n }\n\n return disableListWrap ? null : list.lastChild;\n}\n\nfunction textCriteriaMatches(nextFocus, textCriteria) {\n if (textCriteria === undefined) {\n return true;\n }\n\n var text = nextFocus.innerText;\n\n if (text === undefined) {\n // jsdom doesn't support innerText\n text = nextFocus.textContent;\n }\n\n text = text.trim().toLowerCase();\n\n if (text.length === 0) {\n return false;\n }\n\n if (textCriteria.repeating) {\n return text[0] === textCriteria.keys[0];\n }\n\n return text.indexOf(textCriteria.keys.join('')) === 0;\n}\n\nfunction moveFocus(list, currentFocus, disableListWrap, disabledItemsFocusable, traversalFunction, textCriteria) {\n var wrappedOnce = false;\n var nextFocus = traversalFunction(list, currentFocus, currentFocus ? disableListWrap : false);\n\n while (nextFocus) {\n // Prevent infinite loop.\n if (nextFocus === list.firstChild) {\n if (wrappedOnce) {\n return;\n }\n\n wrappedOnce = true;\n } // Same logic as useAutocomplete.js\n\n\n var nextFocusDisabled = disabledItemsFocusable ? false : nextFocus.disabled || nextFocus.getAttribute('aria-disabled') === 'true';\n\n if (!nextFocus.hasAttribute('tabindex') || !textCriteriaMatches(nextFocus, textCriteria) || nextFocusDisabled) {\n // Move to the next element.\n nextFocus = traversalFunction(list, nextFocus, disableListWrap);\n } else {\n nextFocus.focus();\n return;\n }\n }\n}\n\nvar useEnhancedEffect = typeof window === 'undefined' ? React.useEffect : React.useLayoutEffect;\n/**\n * A permanently displayed menu following https://www.w3.org/TR/wai-aria-practices/#menubutton.\n * It's exposed to help customization of the [`Menu`](/api/menu/) component. If you\n * use it separately you need to move focus into the component manually. Once\n * the focus is placed inside the component it is fully keyboard accessible.\n */\n\nvar MenuList = /*#__PURE__*/React.forwardRef(function MenuList(props, ref) {\n var actions = props.actions,\n _props$autoFocus = props.autoFocus,\n autoFocus = _props$autoFocus === void 0 ? false : _props$autoFocus,\n _props$autoFocusItem = props.autoFocusItem,\n autoFocusItem = _props$autoFocusItem === void 0 ? false : _props$autoFocusItem,\n children = props.children,\n className = props.className,\n _props$disabledItemsF = props.disabledItemsFocusable,\n disabledItemsFocusable = _props$disabledItemsF === void 0 ? false : _props$disabledItemsF,\n _props$disableListWra = props.disableListWrap,\n disableListWrap = _props$disableListWra === void 0 ? false : _props$disableListWra,\n onKeyDown = props.onKeyDown,\n _props$variant = props.variant,\n variant = _props$variant === void 0 ? 'selectedMenu' : _props$variant,\n other = _objectWithoutProperties(props, [\"actions\", \"autoFocus\", \"autoFocusItem\", \"children\", \"className\", \"disabledItemsFocusable\", \"disableListWrap\", \"onKeyDown\", \"variant\"]);\n\n var listRef = React.useRef(null);\n var textCriteriaRef = React.useRef({\n keys: [],\n repeating: true,\n previousKeyMatched: true,\n lastTime: null\n });\n useEnhancedEffect(function () {\n if (autoFocus) {\n listRef.current.focus();\n }\n }, [autoFocus]);\n React.useImperativeHandle(actions, function () {\n return {\n adjustStyleForScrollbar: function adjustStyleForScrollbar(containerElement, theme) {\n // Let's ignore that piece of logic if users are already overriding the width\n // of the menu.\n var noExplicitWidth = !listRef.current.style.width;\n\n if (containerElement.clientHeight < listRef.current.clientHeight && noExplicitWidth) {\n var scrollbarSize = \"\".concat(getScrollbarSize(true), \"px\");\n listRef.current.style[theme.direction === 'rtl' ? 'paddingLeft' : 'paddingRight'] = scrollbarSize;\n listRef.current.style.width = \"calc(100% + \".concat(scrollbarSize, \")\");\n }\n\n return listRef.current;\n }\n };\n }, []);\n\n var handleKeyDown = function handleKeyDown(event) {\n var list = listRef.current;\n var key = event.key;\n /**\n * @type {Element} - will always be defined since we are in a keydown handler\n * attached to an element. A keydown event is either dispatched to the activeElement\n * or document.body or document.documentElement. Only the first case will\n * trigger this specific handler.\n */\n\n var currentFocus = ownerDocument(list).activeElement;\n\n if (key === 'ArrowDown') {\n // Prevent scroll of the page\n event.preventDefault();\n moveFocus(list, currentFocus, disableListWrap, disabledItemsFocusable, nextItem);\n } else if (key === 'ArrowUp') {\n event.preventDefault();\n moveFocus(list, currentFocus, disableListWrap, disabledItemsFocusable, previousItem);\n } else if (key === 'Home') {\n event.preventDefault();\n moveFocus(list, null, disableListWrap, disabledItemsFocusable, nextItem);\n } else if (key === 'End') {\n event.preventDefault();\n moveFocus(list, null, disableListWrap, disabledItemsFocusable, previousItem);\n } else if (key.length === 1) {\n var criteria = textCriteriaRef.current;\n var lowerKey = key.toLowerCase();\n var currTime = performance.now();\n\n if (criteria.keys.length > 0) {\n // Reset\n if (currTime - criteria.lastTime > 500) {\n criteria.keys = [];\n criteria.repeating = true;\n criteria.previousKeyMatched = true;\n } else if (criteria.repeating && lowerKey !== criteria.keys[0]) {\n criteria.repeating = false;\n }\n }\n\n criteria.lastTime = currTime;\n criteria.keys.push(lowerKey);\n var keepFocusOnCurrent = currentFocus && !criteria.repeating && textCriteriaMatches(currentFocus, criteria);\n\n if (criteria.previousKeyMatched && (keepFocusOnCurrent || moveFocus(list, currentFocus, false, disabledItemsFocusable, nextItem, criteria))) {\n event.preventDefault();\n } else {\n criteria.previousKeyMatched = false;\n }\n }\n\n if (onKeyDown) {\n onKeyDown(event);\n }\n };\n\n var handleOwnRef = React.useCallback(function (instance) {\n // #StrictMode ready\n listRef.current = ReactDOM.findDOMNode(instance);\n }, []);\n var handleRef = useForkRef(handleOwnRef, ref);\n /**\n * the index of the item should receive focus\n * in a `variant=\"selectedMenu\"` it's the first `selected` item\n * otherwise it's the very first item.\n */\n\n var activeItemIndex = -1; // since we inject focus related props into children we have to do a lookahead\n // to check if there is a `selected` item. We're looking for the last `selected`\n // item and use the first valid item as a fallback\n\n React.Children.forEach(children, function (child, index) {\n if (! /*#__PURE__*/React.isValidElement(child)) {\n return;\n }\n\n if (process.env.NODE_ENV !== 'production') {\n if (isFragment(child)) {\n console.error([\"Material-UI: The Menu component doesn't accept a Fragment as a child.\", 'Consider providing an array instead.'].join('\\n'));\n }\n }\n\n if (!child.props.disabled) {\n if (variant === 'selectedMenu' && child.props.selected) {\n activeItemIndex = index;\n } else if (activeItemIndex === -1) {\n activeItemIndex = index;\n }\n }\n });\n var items = React.Children.map(children, function (child, index) {\n if (index === activeItemIndex) {\n var newChildProps = {};\n\n if (autoFocusItem) {\n newChildProps.autoFocus = true;\n }\n\n if (child.props.tabIndex === undefined && variant === 'selectedMenu') {\n newChildProps.tabIndex = 0;\n }\n\n return /*#__PURE__*/React.cloneElement(child, newChildProps);\n }\n\n return child;\n });\n return /*#__PURE__*/React.createElement(List, _extends({\n role: \"menu\",\n ref: handleRef,\n className: className,\n onKeyDown: handleKeyDown,\n tabIndex: autoFocus ? 0 : -1\n }, other), items);\n});\nprocess.env.NODE_ENV !== \"production\" ? MenuList.propTypes = {\n // ----------------------------- Warning --------------------------------\n // | These PropTypes are generated from the TypeScript type definitions |\n // | To update them edit the d.ts file and run \"yarn proptypes\" |\n // ----------------------------------------------------------------------\n\n /**\n * If `true`, will focus the `[role=\"menu\"]` container and move into tab order.\n */\n autoFocus: PropTypes.bool,\n\n /**\n * If `true`, will focus the first menuitem if `variant=\"menu\"` or selected item\n * if `variant=\"selectedMenu\"`.\n */\n autoFocusItem: PropTypes.bool,\n\n /**\n * MenuList contents, normally `MenuItem`s.\n */\n children: PropTypes.node,\n\n /**\n * @ignore\n */\n className: PropTypes.string,\n\n /**\n * If `true`, will allow focus on disabled items.\n */\n disabledItemsFocusable: PropTypes.bool,\n\n /**\n * If `true`, the menu items will not wrap focus.\n */\n disableListWrap: PropTypes.bool,\n\n /**\n * @ignore\n */\n onKeyDown: PropTypes.func,\n\n /**\n * The variant to use. Use `menu` to prevent selected items from impacting the initial focus\n * and the vertical alignment relative to the anchor element.\n */\n variant: PropTypes.oneOf(['menu', 'selectedMenu'])\n} : void 0;\nexport default MenuList;"]},"metadata":{},"sourceType":"module"} |