307 lines
12 KiB
JavaScript
307 lines
12 KiB
JavaScript
function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
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function _objectWithoutProperties(source, excluded) { if (source == null) return {}; var target = _objectWithoutPropertiesLoose(source, excluded); var key, i; if (Object.getOwnPropertySymbols) { var sourceSymbolKeys = Object.getOwnPropertySymbols(source); for (i = 0; i < sourceSymbolKeys.length; i++) { key = sourceSymbolKeys[i]; if (excluded.indexOf(key) >= 0) continue; if (!Object.prototype.propertyIsEnumerable.call(source, key)) continue; target[key] = source[key]; } } return target; }
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function _objectWithoutPropertiesLoose(source, excluded) { if (source == null) return {}; var target = {}; var sourceKeys = Object.keys(source); var key, i; for (i = 0; i < sourceKeys.length; i++) { key = sourceKeys[i]; if (excluded.indexOf(key) >= 0) continue; target[key] = source[key]; } return target; }
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function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }
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function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
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function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(n); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
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function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }
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function _iterableToArrayLimit(arr, i) { if (typeof Symbol === "undefined" || !(Symbol.iterator in Object(arr))) return; var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }
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function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
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import * as React from 'react';
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import KeyCode from "rc-util/es/KeyCode";
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import useMemo from "rc-util/es/hooks/useMemo";
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import classNames from 'classnames';
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import List from 'rc-virtual-list';
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import TransBtn from './TransBtn';
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/**
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* Using virtual list of option display.
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* Will fallback to dom if use customize render.
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*/
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var OptionList = function OptionList(_ref, ref) {
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var prefixCls = _ref.prefixCls,
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id = _ref.id,
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flattenOptions = _ref.flattenOptions,
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childrenAsData = _ref.childrenAsData,
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values = _ref.values,
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searchValue = _ref.searchValue,
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multiple = _ref.multiple,
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defaultActiveFirstOption = _ref.defaultActiveFirstOption,
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height = _ref.height,
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itemHeight = _ref.itemHeight,
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notFoundContent = _ref.notFoundContent,
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open = _ref.open,
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menuItemSelectedIcon = _ref.menuItemSelectedIcon,
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virtual = _ref.virtual,
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onSelect = _ref.onSelect,
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onToggleOpen = _ref.onToggleOpen,
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onActiveValue = _ref.onActiveValue,
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onScroll = _ref.onScroll;
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var itemPrefixCls = "".concat(prefixCls, "-item");
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var memoFlattenOptions = useMemo(function () {
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return flattenOptions;
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}, [open, flattenOptions], function (prev, next) {
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return next[0] && prev[1] !== next[1];
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}); // =========================== List ===========================
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var listRef = React.useRef(null);
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var onListMouseDown = function onListMouseDown(event) {
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event.preventDefault();
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};
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var scrollIntoView = function scrollIntoView(index) {
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if (listRef.current) {
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listRef.current.scrollTo({
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index: index
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});
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}
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}; // ========================== Active ==========================
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var getEnabledActiveIndex = function getEnabledActiveIndex(index) {
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var offset = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 1;
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var len = memoFlattenOptions.length;
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for (var i = 0; i < len; i += 1) {
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var current = (index + i * offset + len) % len;
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var _memoFlattenOptions$c = memoFlattenOptions[current],
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group = _memoFlattenOptions$c.group,
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data = _memoFlattenOptions$c.data;
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if (!group && !data.disabled) {
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return current;
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}
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}
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return -1;
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};
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var _React$useState = React.useState(function () {
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return getEnabledActiveIndex(0);
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}),
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_React$useState2 = _slicedToArray(_React$useState, 2),
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activeIndex = _React$useState2[0],
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setActiveIndex = _React$useState2[1];
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var setActive = function setActive(index) {
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setActiveIndex(index); // Trigger active event
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var flattenItem = memoFlattenOptions[index];
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if (!flattenItem) {
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onActiveValue(null, -1);
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return;
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}
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onActiveValue(flattenItem.data.value, index);
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}; // Auto active first item when list length or searchValue changed
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React.useEffect(function () {
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setActive(defaultActiveFirstOption !== false ? getEnabledActiveIndex(0) : -1);
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}, [memoFlattenOptions.length, searchValue]); // Auto scroll to item position in single mode
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React.useEffect(function () {
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/**
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* React will skip `onChange` when component update.
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* `setActive` function will call root accessibility state update which makes re-render.
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* So we need to delay to let Input component trigger onChange first.
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*/
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var timeoutId = setTimeout(function () {
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if (!multiple && open && values.size === 1) {
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var value = Array.from(values)[0];
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var index = memoFlattenOptions.findIndex(function (_ref2) {
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var data = _ref2.data;
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return data.value === value;
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});
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setActive(index);
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scrollIntoView(index);
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}
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});
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return function () {
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return clearTimeout(timeoutId);
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};
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}, [open]); // ========================== Values ==========================
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var onSelectValue = function onSelectValue(value) {
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if (value !== undefined) {
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onSelect(value, {
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selected: !values.has(value)
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});
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} // Single mode should always close by select
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if (!multiple) {
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onToggleOpen(false);
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}
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}; // ========================= Keyboard =========================
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React.useImperativeHandle(ref, function () {
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return {
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onKeyDown: function onKeyDown(event) {
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var which = event.which;
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switch (which) {
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// >>> Arrow keys
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case KeyCode.UP:
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case KeyCode.DOWN:
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{
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var offset = 0;
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if (which === KeyCode.UP) {
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offset = -1;
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} else if (which === KeyCode.DOWN) {
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offset = 1;
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}
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if (offset !== 0) {
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var nextActiveIndex = getEnabledActiveIndex(activeIndex + offset, offset);
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scrollIntoView(nextActiveIndex);
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setActive(nextActiveIndex);
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}
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break;
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}
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// >>> Select
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case KeyCode.ENTER:
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{
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// value
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var item = memoFlattenOptions[activeIndex];
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if (item && !item.data.disabled) {
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onSelectValue(item.data.value);
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} else {
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onSelectValue(undefined);
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}
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if (open) {
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event.preventDefault();
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}
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break;
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}
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// >>> Close
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case KeyCode.ESC:
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{
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onToggleOpen(false);
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}
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}
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},
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onKeyUp: function onKeyUp() {},
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scrollTo: function scrollTo(index) {
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scrollIntoView(index);
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}
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};
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}); // ========================== Render ==========================
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if (memoFlattenOptions.length === 0) {
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return React.createElement("div", {
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role: "listbox",
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id: "".concat(id, "_list"),
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className: "".concat(itemPrefixCls, "-empty"),
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onMouseDown: onListMouseDown
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}, notFoundContent);
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}
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function renderItem(index) {
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var item = memoFlattenOptions[index];
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var value = item && item.data.value;
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return item ? React.createElement("div", {
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key: index,
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role: "option",
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id: "".concat(id, "_list_").concat(index),
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"aria-selected": values.has(value)
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}, value) : null;
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}
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return React.createElement(React.Fragment, null, React.createElement("div", {
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role: "listbox",
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id: "".concat(id, "_list"),
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style: {
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height: 0,
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overflow: 'hidden'
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}
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}, renderItem(activeIndex - 1), renderItem(activeIndex), renderItem(activeIndex + 1)), React.createElement(List, {
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itemKey: "key",
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ref: listRef,
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data: memoFlattenOptions,
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height: height,
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itemHeight: itemHeight,
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fullHeight: false,
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onMouseDown: onListMouseDown,
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onScroll: onScroll,
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virtual: virtual
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}, function (_ref3, itemIndex) {
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var _classNames;
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var group = _ref3.group,
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groupOption = _ref3.groupOption,
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data = _ref3.data;
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var label = data.label,
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key = data.key; // Group
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if (group) {
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return React.createElement("div", {
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className: classNames(itemPrefixCls, "".concat(itemPrefixCls, "-group"))
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}, label !== undefined ? label : key);
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}
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var disabled = data.disabled,
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value = data.value,
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title = data.title,
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children = data.children,
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style = data.style,
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className = data.className,
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otherProps = _objectWithoutProperties(data, ["disabled", "value", "title", "children", "style", "className"]); // Option
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var selected = values.has(value);
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var optionPrefixCls = "".concat(itemPrefixCls, "-option");
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var optionClassName = classNames(itemPrefixCls, optionPrefixCls, className, (_classNames = {}, _defineProperty(_classNames, "".concat(optionPrefixCls, "-grouped"), groupOption), _defineProperty(_classNames, "".concat(optionPrefixCls, "-active"), activeIndex === itemIndex && !disabled), _defineProperty(_classNames, "".concat(optionPrefixCls, "-disabled"), disabled), _defineProperty(_classNames, "".concat(optionPrefixCls, "-selected"), selected), _classNames));
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var mergedLabel = childrenAsData ? children : label;
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var iconVisible = !menuItemSelectedIcon || typeof menuItemSelectedIcon === 'function' || selected;
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return React.createElement("div", Object.assign({}, otherProps, {
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"aria-selected": selected,
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className: optionClassName,
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title: title,
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onMouseMove: function onMouseMove() {
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if (activeIndex === itemIndex || disabled) {
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return;
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}
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setActive(itemIndex);
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},
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onClick: function onClick() {
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if (!disabled) {
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onSelectValue(value);
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}
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},
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style: style
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}), React.createElement("div", {
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className: "".concat(optionPrefixCls, "-content")
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}, mergedLabel || value), React.isValidElement(menuItemSelectedIcon) || selected, iconVisible && React.createElement(TransBtn, {
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className: "".concat(itemPrefixCls, "-option-state"),
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customizeIcon: menuItemSelectedIcon,
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customizeIconProps: {
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isSelected: selected
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}
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}, selected ? '✓' : null));
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}));
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};
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var RefOptionList = React.forwardRef(OptionList);
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RefOptionList.displayName = 'OptionList';
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export default RefOptionList; |