@mui/material/modern/FormLabel/FormLabel.js

Material UI is an open-source React component library that implements Google's Material Design. It's comprehensive and can be used in production out of the box.

'use client';

import * as React from 'react';
import PropTypes from 'prop-types';
import clsx from 'clsx';
import composeClasses from '@mui/utils/composeClasses';
import formControlState from "../FormControl/formControlState.js";
import useFormControl from "../FormControl/useFormControl.js";
import capitalize from "../utils/capitalize.js";
import { styled } from "../zero-styled/index.js";
import memoTheme from "../utils/memoTheme.js";
import createSimplePaletteValueFilter from "../utils/createSimplePaletteValueFilter.js";
import { useDefaultProps } from "../DefaultPropsProvider/index.js";
import formLabelClasses, { getFormLabelUtilityClasses } from "./formLabelClasses.js";
import { jsxs as _jsxs } from "react/jsx-runtime";
const useUtilityClasses = ownerState => {
  const {
    classes,
    color,
    focused,
    disabled,
    error,
    filled,
    required
  } = ownerState;
  const slots = {
    root: ['root', `color${capitalize(color)}`, disabled && 'disabled', error && 'error', filled && 'filled', focused && 'focused', required && 'required'],
    asterisk: ['asterisk', error && 'error']
  };
  return composeClasses(slots, getFormLabelUtilityClasses, classes);
};
export const FormLabelRoot = styled('label', {
  name: 'MuiFormLabel',
  slot: 'Root',
  overridesResolver: (props, styles) => {
    const {
      ownerState
    } = props;
    return [styles.root, ownerState.color === 'secondary' && styles.colorSecondary, ownerState.filled && styles.filled];
  }
})(memoTheme(({
  theme
}) => ({
  color: (theme.vars || theme).palette.text.secondary,
  ...theme.typography.body1,
  lineHeight: '1.4375em',
  padding: 0,
  position: 'relative',
  variants: [...Object.entries(theme.palette).filter(createSimplePaletteValueFilter()).map(([color]) => ({
    props: {
      color
    },
    style: {
      [`&.${formLabelClasses.focused}`]: {
        color: (theme.vars || theme).palette[color].main
      }
    }
  })), {
    props: {},
    style: {
      [`&.${formLabelClasses.disabled}`]: {
        color: (theme.vars || theme).palette.text.disabled
      },
      [`&.${formLabelClasses.error}`]: {
        color: (theme.vars || theme).palette.error.main
      }
    }
  }]
})));
const AsteriskComponent = styled('span', {
  name: 'MuiFormLabel',
  slot: 'Asterisk',
  overridesResolver: (props, styles) => styles.asterisk
})(memoTheme(({
  theme
}) => ({
  [`&.${formLabelClasses.error}`]: {
    color: (theme.vars || theme).palette.error.main
  }
})));
const FormLabel = /*#__PURE__*/React.forwardRef(function FormLabel(inProps, ref) {
  const props = useDefaultProps({
    props: inProps,
    name: 'MuiFormLabel'
  });
  const {
    children,
    className,
    color,
    component = 'label',
    disabled,
    error,
    filled,
    focused,
    required,
    ...other
  } = props;
  const muiFormControl = useFormControl();
  const fcs = formControlState({
    props,
    muiFormControl,
    states: ['color', 'required', 'focused', 'disabled', 'error', 'filled']
  });
  const ownerState = {
    ...props,
    color: fcs.color || 'primary',
    component,
    disabled: fcs.disabled,
    error: fcs.error,
    filled: fcs.filled,
    focused: fcs.focused,
    required: fcs.required
  };
  const classes = useUtilityClasses(ownerState);
  return /*#__PURE__*/_jsxs(FormLabelRoot, {
    as: component,
    ownerState: ownerState,
    className: clsx(classes.root, className),
    ref: ref,
    ...other,
    children: [children, fcs.required && /*#__PURE__*/_jsxs(AsteriskComponent, {
      ownerState: ownerState,
      "aria-hidden": true,
      className: classes.asterisk,
      children: ["\u2009", '*']
    })]
  });
});
process.env.NODE_ENV !== "production" ? FormLabel.propTypes /* remove-proptypes */ = {
  // ┌────────────────────────────── Warning ──────────────────────────────┐
  // │ These PropTypes are generated from the TypeScript type definitions. │
  // │    To update them, edit the d.ts file and run `pnpm proptypes`.     │
  // └─────────────────────────────────────────────────────────────────────┘
  /**
   * The content of the component.
   */
  children: PropTypes.node,
  /**
   * Override or extend the styles applied to the component.
   */
  classes: PropTypes.object,
  /**
   * @ignore
   */
  className: PropTypes.string,
  /**
   * The color of the component.
   * It supports both default and custom theme colors, which can be added as shown in the
   * [palette customization guide](https://mui.com/material-ui/customization/palette/#custom-colors).
   */
  color: PropTypes /* @typescript-to-proptypes-ignore */.oneOfType([PropTypes.oneOf(['error', 'info', 'primary', 'secondary', 'success', 'warning']), PropTypes.string]),
  /**
   * The component used for the root node.
   * Either a string to use a HTML element or a component.
   */
  component: PropTypes.elementType,
  /**
   * If `true`, the label should be displayed in a disabled state.
   */
  disabled: PropTypes.bool,
  /**
   * If `true`, the label is displayed in an error state.
   */
  error: PropTypes.bool,
  /**
   * If `true`, the label should use filled classes key.
   */
  filled: PropTypes.bool,
  /**
   * If `true`, the input of this label is focused (used by `FormGroup` components).
   */
  focused: PropTypes.bool,
  /**
   * If `true`, the label will indicate that the `input` is required.
   */
  required: PropTypes.bool,
  /**
   * The system prop that allows defining system overrides as well as additional CSS styles.
   */
  sx: PropTypes.oneOfType([PropTypes.arrayOf(PropTypes.oneOfType([PropTypes.func, PropTypes.object, PropTypes.bool])), PropTypes.func, PropTypes.object])
} : void 0;
export default FormLabel;