@mui/material
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Quickly build beautiful React apps. MUI is a simple and customizable component library to build faster, beautiful, and more accessible React applications. Follow your own design system, or start with Material Design.
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JavaScript
import _objectWithoutProperties from "@babel/runtime/helpers/esm/objectWithoutProperties";
import _defineProperty from "@babel/runtime/helpers/esm/defineProperty";
import _extends from "@babel/runtime/helpers/esm/extends";
import * as React from 'react';
import PropTypes from 'prop-types';
import { unstable_composeClasses as composeClasses } from '@mui/base';
import formControlState from '../FormControl/formControlState';
import useFormControl from '../FormControl/useFormControl';
import FormLabel, { formLabelClasses } from '../FormLabel';
import useThemeProps from '../styles/useThemeProps';
import styled, { rootShouldForwardProp } from '../styles/styled';
import { getInputLabelUtilityClasses } from './inputLabelClasses';
import { jsx as _jsx } from "react/jsx-runtime";
var useUtilityClasses = function useUtilityClasses(ownerState) {
var classes = ownerState.classes,
formControl = ownerState.formControl,
size = ownerState.size,
shrink = ownerState.shrink,
disableAnimation = ownerState.disableAnimation,
variant = ownerState.variant,
required = ownerState.required;
var slots = {
root: ['root', formControl && 'formControl', !disableAnimation && 'animated', shrink && 'shrink', size === 'small' && 'sizeSmall', variant],
asterisk: [required && 'asterisk']
};
var composedClasses = composeClasses(slots, getInputLabelUtilityClasses, classes);
return _extends({}, classes, composedClasses);
};
var InputLabelRoot = styled(FormLabel, {
shouldForwardProp: function shouldForwardProp(prop) {
return rootShouldForwardProp(prop) || prop === 'classes';
},
name: 'MuiInputLabel',
slot: 'Root',
overridesResolver: function overridesResolver(props, styles) {
var ownerState = props.ownerState;
return [_defineProperty({}, "& .".concat(formLabelClasses.asterisk), styles.asterisk), styles.root, ownerState.formControl && styles.formControl, ownerState.size === 'small' && styles.sizeSmall, ownerState.shrink && styles.shrink, !ownerState.disableAnimation && styles.animated, styles[ownerState.variant]];
}
})(function (_ref2) {
var theme = _ref2.theme,
ownerState = _ref2.ownerState;
return _extends({
display: 'block',
transformOrigin: 'top left',
whiteSpace: 'nowrap',
overflow: 'hidden',
textOverflow: 'ellipsis',
maxWidth: '100%'
}, ownerState.formControl && {
position: 'absolute',
left: 0,
top: 0,
// slight alteration to spec spacing to match visual spec result
transform: 'translate(0, 20px) scale(1)'
}, ownerState.size === 'small' && {
// Compensation for the `Input.inputSizeSmall` style.
transform: 'translate(0, 17px) scale(1)'
}, ownerState.shrink && {
transform: 'translate(0, -1.5px) scale(0.75)',
transformOrigin: 'top left',
maxWidth: '133%'
}, !ownerState.disableAnimation && {
transition: theme.transitions.create(['color', 'transform', 'max-width'], {
duration: theme.transitions.duration.shorter,
easing: theme.transitions.easing.easeOut
})
}, ownerState.variant === 'filled' && _extends({
// Chrome's autofill feature gives the input field a yellow background.
// Since the input field is behind the label in the HTML tree,
// the input field is drawn last and hides the label with an opaque background color.
// zIndex: 1 will raise the label above opaque background-colors of input.
zIndex: 1,
pointerEvents: 'none',
transform: 'translate(12px, 16px) scale(1)',
maxWidth: 'calc(100% - 24px)'
}, ownerState.size === 'small' && {
transform: 'translate(12px, 13px) scale(1)'
}, ownerState.shrink && _extends({
userSelect: 'none',
pointerEvents: 'auto',
transform: 'translate(12px, 7px) scale(0.75)',
maxWidth: 'calc(133% - 24px)'
}, ownerState.size === 'small' && {
transform: 'translate(12px, 4px) scale(0.75)'
})), ownerState.variant === 'outlined' && _extends({
// see comment above on filled.zIndex
zIndex: 1,
pointerEvents: 'none',
transform: 'translate(14px, 16px) scale(1)',
maxWidth: 'calc(100% - 24px)'
}, ownerState.size === 'small' && {
transform: 'translate(14px, 9px) scale(1)'
}, ownerState.shrink && {
userSelect: 'none',
pointerEvents: 'auto',
maxWidth: 'calc(133% - 24px)',
transform: 'translate(14px, -9px) scale(0.75)'
}));
});
var InputLabel = /*#__PURE__*/React.forwardRef(function InputLabel(inProps, ref) {
var props = useThemeProps({
name: 'MuiInputLabel',
props: inProps
});
var _props$disableAnimati = props.disableAnimation,
disableAnimation = _props$disableAnimati === void 0 ? false : _props$disableAnimati,
margin = props.margin,
shrinkProp = props.shrink,
variant = props.variant,
other = _objectWithoutProperties(props, ["disableAnimation", "margin", "shrink", "variant"]);
var muiFormControl = useFormControl();
var shrink = shrinkProp;
if (typeof shrink === 'undefined' && muiFormControl) {
shrink = muiFormControl.filled || muiFormControl.focused || muiFormControl.adornedStart;
}
var fcs = formControlState({
props: props,
muiFormControl: muiFormControl,
states: ['size', 'variant', 'required']
});
var ownerState = _extends({}, props, {
disableAnimation: disableAnimation,
formControl: muiFormControl,
shrink: shrink,
size: fcs.size,
variant: fcs.variant,
required: fcs.required
});
var classes = useUtilityClasses(ownerState);
return /*#__PURE__*/_jsx(InputLabelRoot, _extends({
"data-shrink": shrink,
ownerState: ownerState,
ref: ref
}, other, {
classes: classes
}));
});
process.env.NODE_ENV !== "production" ? InputLabel.propTypes
/* remove-proptypes */
= {
// ----------------------------- Warning --------------------------------
// | These PropTypes are generated from the TypeScript type definitions |
// | To update them edit the d.ts file and run "yarn proptypes" |
// ----------------------------------------------------------------------
/**
* The content of the component.
*/
children: PropTypes.node,
/**
* Override or extend the styles applied to the component.
*/
classes: PropTypes.object,
/**
* The color of the component. It supports those theme colors that make sense for this component.
*/
color: PropTypes
/* @typescript-to-proptypes-ignore */
.oneOfType([PropTypes.oneOf(['error', 'info', 'primary', 'secondary', 'success', 'warning']), PropTypes.string]),
/**
* If `true`, the transition animation is disabled.
* @default false
*/
disableAnimation: PropTypes.bool,
/**
* If `true`, the component is disabled.
*/
disabled: PropTypes.bool,
/**
* If `true`, the label is displayed in an error state.
*/
error: PropTypes.bool,
/**
* If `true`, the `input` of this label is focused.
*/
focused: PropTypes.bool,
/**
* If `dense`, will adjust vertical spacing. This is normally obtained via context from
* FormControl.
*/
margin: PropTypes.oneOf(['dense']),
/**
* if `true`, the label will indicate that the `input` is required.
*/
required: PropTypes.bool,
/**
* If `true`, the label is shrunk.
*/
shrink: 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]),
/**
* The variant to use.
*/
variant: PropTypes.oneOf(['filled', 'outlined', 'standard'])
} : void 0;
export default InputLabel;