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@carbon/react

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React components for the Carbon Design System

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/** * Copyright IBM Corp. 2016, 2023 * * This source code is licensed under the Apache-2.0 license found in the * LICENSE file in the root directory of this source tree. */ import { extends as _extends } from '../../_virtual/_rollupPluginBabelHelpers.js'; import PropTypes from 'prop-types'; import React, { useContext, useState, cloneElement } from 'react'; import cx from 'classnames'; import { ChevronDown, WarningFilled, WarningAltFilled } from '@carbon/icons-react'; import { deprecate } from '../../prop-types/deprecate.js'; import { usePrefix } from '../../internal/usePrefix.js'; import '../FluidForm/FluidForm.js'; import { FormContext } from '../FluidForm/FormContext.js'; import { useId } from '../../internal/useId.js'; import { composeEventHandlers } from '../../tools/events.js'; import '../Text/index.js'; import { AILabel } from '../AILabel/index.js'; import { isComponentElement } from '../../internal/utils.js'; import { Text } from '../Text/Text.js'; const Select = /*#__PURE__*/React.forwardRef(function Select({ className, decorator, id, inline = false, labelText = 'Select', disabled = false, children, // reserved for use with Pagination component noLabel = false, // eslint-disable-next-line no-unused-vars hideLabel = false, invalid = false, invalidText = '', helperText = '', light = false, readOnly, size, warn = false, warnText, onChange, slug, ...other }, ref) { const prefix = usePrefix(); const { isFluid } = useContext(FormContext); const [isFocused, setIsFocused] = useState(false); const selectInstanceId = useId(); // Convert children to an array of valid elements once using type narrowing const validChildren = React.Children.toArray(children).filter(child => /*#__PURE__*/React.isValidElement(child)); // Find the default option based on the specified defaultValue const defaultOption = validChildren.find(child => child.props?.value === other?.defaultValue); // Use the default option's text if available; otherwise, fallback to the first option's text const initialTitle = defaultOption?.props?.text || validChildren[0]?.props?.text || ''; const [title, setTitle] = useState(initialTitle); const selectClasses = cx({ [`${prefix}--select`]: true, [`${prefix}--select--inline`]: inline, [`${prefix}--select--light`]: light, [`${prefix}--select--invalid`]: invalid, [`${prefix}--select--disabled`]: disabled, [`${prefix}--select--readonly`]: readOnly, [`${prefix}--select--warning`]: warn, [`${prefix}--select--fluid--invalid`]: isFluid && invalid, [`${prefix}--select--fluid--focus`]: isFluid && isFocused, [`${prefix}--select--slug`]: slug, [`${prefix}--select--decorator`]: decorator }); const labelClasses = cx(`${prefix}--label`, { [`${prefix}--visually-hidden`]: hideLabel, [`${prefix}--label--disabled`]: disabled }); const inputClasses = cx({ [`${prefix}--select-input`]: true, [`${prefix}--select-input--${size}`]: size }); const errorId = `${id}-error-msg`; const errorText = (() => { if (invalid) { return invalidText; } if (warn) { return warnText; } })(); const error = invalid || warn ? /*#__PURE__*/React.createElement(Text, { as: "div", className: `${prefix}--form-requirement`, id: errorId }, errorText) : null; const helperTextClasses = cx(`${prefix}--form__helper-text`, { [`${prefix}--form__helper-text--disabled`]: disabled }); const helperId = !helperText ? undefined : `select-helper-text-${selectInstanceId}`; const helper = helperText ? /*#__PURE__*/React.createElement(Text, { as: "div", id: helperId, className: helperTextClasses }, helperText) : null; const ariaProps = {}; if (invalid) { ariaProps['aria-describedby'] = errorId; } else if (!inline && !isFluid) { ariaProps['aria-describedby'] = helper ? helperId : undefined; } const handleFocus = evt => { setIsFocused(evt.type === 'focus' ? true : false); }; const handleChange = evt => { const selectedOption = evt?.target?.options[evt.target.selectedIndex]; setTitle(selectedOption?.text); }; const readOnlyEventHandlers = { onMouseDown: evt => { // NOTE: does not prevent click if (readOnly) { evt.preventDefault(); // focus on the element as per readonly input behavior evt.target.focus(); } }, onKeyDown: evt => { const selectAccessKeys = ['ArrowDown', 'ArrowUp', ' ']; // This prevents the select from opening for the above keys if (readOnly && selectAccessKeys.includes(evt.key)) { evt.preventDefault(); } } }; // AILabel always size `mini` const candidate = slug ?? decorator; const candidateIsAILabel = isComponentElement(candidate, AILabel); const normalizedDecorator = candidateIsAILabel ? /*#__PURE__*/cloneElement(candidate, { size: 'mini' }) : null; const input = (() => { return /*#__PURE__*/React.createElement(React.Fragment, null, /*#__PURE__*/React.createElement("select", _extends({}, other, ariaProps, { id: id, className: inputClasses, disabled: disabled || undefined, "aria-invalid": invalid || undefined, "aria-readonly": readOnly || undefined, title: title, onChange: composeEventHandlers([onChange, handleChange]) }, readOnlyEventHandlers, { ref: ref }), children), /*#__PURE__*/React.createElement(ChevronDown, { className: `${prefix}--select__arrow` }), invalid && /*#__PURE__*/React.createElement(WarningFilled, { className: `${prefix}--select__invalid-icon` }), !invalid && warn && /*#__PURE__*/React.createElement(WarningAltFilled, { className: `${prefix}--select__invalid-icon ${prefix}--select__invalid-icon--warning` })); })(); return /*#__PURE__*/React.createElement("div", { className: cx(`${prefix}--form-item`, className) }, /*#__PURE__*/React.createElement("div", { className: selectClasses }, !noLabel && /*#__PURE__*/React.createElement(Text, { as: "label", htmlFor: id, className: labelClasses }, labelText), inline && /*#__PURE__*/React.createElement("div", { className: `${prefix}--select-input--inline__wrapper` }, /*#__PURE__*/React.createElement("div", { className: `${prefix}--select-input__wrapper`, "data-invalid": invalid || null }, input), error), !inline && /*#__PURE__*/React.createElement("div", { className: `${prefix}--select-input__wrapper`, "data-invalid": invalid || null, onFocus: handleFocus, onBlur: handleFocus }, input, slug ? normalizedDecorator : decorator ? /*#__PURE__*/React.createElement("div", { className: `${prefix}--select__inner-wrapper--decorator` }, normalizedDecorator) : '', isFluid && /*#__PURE__*/React.createElement("hr", { className: `${prefix}--select__divider` }), isFluid && error ? error : null), !inline && !isFluid && error ? error : helper)); }); Select.displayName = 'Select'; Select.propTypes = { /** * Provide the contents of your Select */ children: PropTypes.node, /** * Specify an optional className to be applied to the node containing the label and the select box */ className: PropTypes.string, /** * **Experimental**: Provide a decorator component to be rendered inside the `Select` component */ decorator: PropTypes.node, /** * Optionally provide the default value of the `<select>` */ defaultValue: PropTypes.any, /** * Specify whether the control is disabled */ disabled: PropTypes.bool, /** * Provide text that is used alongside the control label for additional help */ helperText: PropTypes.node, /** * Specify whether the label should be hidden, or not */ hideLabel: PropTypes.bool, /** * Specify a custom `id` for the `<select>` */ id: PropTypes.string.isRequired, /** * Specify whether you want the inline version of this control */ inline: PropTypes.bool, /** * Specify if the currently value is invalid. */ invalid: PropTypes.bool, /** * Message which is displayed if the value is invalid. */ invalidText: PropTypes.node, /** * Provide label text to be read by screen readers when interacting with the * control */ labelText: PropTypes.node, /** * `true` to use the light version. For use on $ui-01 backgrounds only. * Don't use this to make tile background color same as container background color. */ light: deprecate(PropTypes.bool, 'The `light` prop for `Select` is no longer needed and has ' + 'been deprecated in v11 in favor of the new `Layer` component. It will be moved in the next major release.'), /** * Reserved for use with Pagination component. Will not render a label for the * select since Pagination renders one for us. */ noLabel: PropTypes.bool, /** * Provide an optional `onChange` hook that is called each time the value of * the underlying `<input>` changes */ onChange: PropTypes.func, /** * Whether the select should be read-only */ readOnly: PropTypes.bool, /** * Specify the size of the Select Input. */ size: PropTypes.oneOf(['sm', 'md', 'lg']), slug: deprecate(PropTypes.node, 'The `slug` prop has been deprecated and will be removed in the next major version. Use the decorator prop instead.'), /** * Specify whether the control is currently in warning state */ warn: PropTypes.bool, /** * Provide the text that is displayed when the control is in warning state */ warnText: PropTypes.node }; export { Select as default };