@material-ui/core/es/Fab/Fab.js

import _objectWithoutPropertiesLoose from "@babel/runtime/helpers/esm/objectWithoutPropertiesLoose";
import _extends from "@babel/runtime/helpers/esm/extends";
import * as React from 'react';
import PropTypes from 'prop-types';
import clsx from 'clsx';
import { chainPropTypes } from '@material-ui/utils';
import withStyles from '../styles/withStyles';
import ButtonBase from '../ButtonBase';
import capitalize from '../utils/capitalize';
export const styles = theme => ({
  /* Styles applied to the root element. */
  root: _extends({}, theme.typography.button, {
    boxSizing: 'border-box',
    minHeight: 36,
    transition: theme.transitions.create(['background-color', 'box-shadow', 'border'], {
      duration: theme.transitions.duration.short
    }),
    borderRadius: '50%',
    padding: 0,
    minWidth: 0,
    width: 56,
    height: 56,
    boxShadow: theme.shadows[6],
    '&:active': {
      boxShadow: theme.shadows[12]
    },
    color: theme.palette.getContrastText(theme.palette.grey[300]),
    backgroundColor: theme.palette.grey[300],
    '&:hover': {
      backgroundColor: theme.palette.grey.A100,
      // Reset on touch devices, it doesn't add specificity
      '@media (hover: none)': {
        backgroundColor: theme.palette.grey[300]
      },
      '&$disabled': {
        backgroundColor: theme.palette.action.disabledBackground
      },
      textDecoration: 'none'
    },
    '&$focusVisible': {
      boxShadow: theme.shadows[6]
    },
    '&$disabled': {
      color: theme.palette.action.disabled,
      boxShadow: theme.shadows[0],
      backgroundColor: theme.palette.action.disabledBackground
    }
  }),

  /* Styles applied to the span element that wraps the children. */
  label: {
    width: '100%',
    // assure the correct width for iOS Safari
    display: 'inherit',
    alignItems: 'inherit',
    justifyContent: 'inherit'
  },

  /* Styles applied to the root element if `color="primary"`. */
  primary: {
    color: theme.palette.primary.contrastText,
    backgroundColor: theme.palette.primary.main,
    '&:hover': {
      backgroundColor: theme.palette.primary.dark,
      // Reset on touch devices, it doesn't add specificity
      '@media (hover: none)': {
        backgroundColor: theme.palette.primary.main
      }
    }
  },

  /* Styles applied to the root element if `color="secondary"`. */
  secondary: {
    color: theme.palette.secondary.contrastText,
    backgroundColor: theme.palette.secondary.main,
    '&:hover': {
      backgroundColor: theme.palette.secondary.dark,
      // Reset on touch devices, it doesn't add specificity
      '@media (hover: none)': {
        backgroundColor: theme.palette.secondary.main
      }
    }
  },

  /* Styles applied to the root element if `variant="extended"`. */
  extended: {
    borderRadius: 48 / 2,
    padding: '0 16px',
    width: 'auto',
    minHeight: 'auto',
    minWidth: 48,
    height: 48,
    '&$sizeSmall': {
      width: 'auto',
      padding: '0 8px',
      borderRadius: 34 / 2,
      minWidth: 34,
      height: 34
    },
    '&$sizeMedium': {
      width: 'auto',
      padding: '0 16px',
      borderRadius: 40 / 2,
      minWidth: 40,
      height: 40
    }
  },

  /* Pseudo-class applied to the ButtonBase root element if the button is keyboard focused. */
  focusVisible: {},

  /* Pseudo-class applied to the root element if `disabled={true}`. */
  disabled: {},

  /* Styles applied to the root element if `color="inherit"`. */
  colorInherit: {
    color: 'inherit'
  },

  /* Styles applied to the root element if `size="small"``. */
  sizeSmall: {
    width: 40,
    height: 40
  },

  /* Styles applied to the root element if `size="medium"``. */
  sizeMedium: {
    width: 48,
    height: 48
  }
});
const Fab = /*#__PURE__*/React.forwardRef(function Fab(props, ref) {
  const {
    children,
    classes,
    className,
    color = 'default',
    component = 'button',
    disabled = false,
    disableFocusRipple = false,
    focusVisibleClassName,
    size = 'large',
    variant = 'circular'
  } = props,
        other = _objectWithoutPropertiesLoose(props, ["children", "classes", "className", "color", "component", "disabled", "disableFocusRipple", "focusVisibleClassName", "size", "variant"]);

  return /*#__PURE__*/React.createElement(ButtonBase, _extends({
    className: clsx(classes.root, className, size !== 'large' && classes[`size${capitalize(size)}`], disabled && classes.disabled, variant === 'extended' && classes.extended, {
      'primary': classes.primary,
      'secondary': classes.secondary,
      'inherit': classes.colorInherit
    }[color]),
    component: component,
    disabled: disabled,
    focusRipple: !disableFocusRipple,
    focusVisibleClassName: clsx(classes.focusVisible, focusVisibleClassName),
    ref: ref
  }, other), /*#__PURE__*/React.createElement("span", {
    className: classes.label
  }, children));
});
process.env.NODE_ENV !== "production" ? Fab.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 button.
   */
  children: PropTypes
  /* @typescript-to-proptypes-ignore */
  .node.isRequired,

  /**
   * Override or extend the styles applied to the component.
   * See [CSS API](#css) below for more details.
   */
  classes: PropTypes.object,

  /**
   * @ignore
   */
  className: PropTypes.string,

  /**
   * The color of the component. It supports those theme colors that make sense for this component.
   */
  color: PropTypes.oneOf(['default', 'inherit', 'primary', 'secondary']),

  /**
   * The component used for the root node.
   * Either a string to use a HTML element or a component.
   */
  component: PropTypes
  /* @typescript-to-proptypes-ignore */
  .elementType,

  /**
   * If `true`, the button will be disabled.
   */
  disabled: PropTypes.bool,

  /**
   * If `true`, the  keyboard focus ripple will be disabled.
   */
  disableFocusRipple: PropTypes.bool,

  /**
   * If `true`, the ripple effect will be disabled.
   */
  disableRipple: PropTypes.bool,

  /**
   * @ignore
   */
  focusVisibleClassName: PropTypes.string,

  /**
   * The URL to link to when the button is clicked.
   * If defined, an `a` element will be used as the root node.
   */
  href: PropTypes.string,

  /**
   * The size of the button.
   * `small` is equivalent to the dense button styling.
   */
  size: PropTypes.oneOf(['large', 'medium', 'small']),

  /**
   * The variant to use.
   * 'round' is deprecated, use 'circular' instead.
   */
  variant: chainPropTypes(PropTypes.oneOf(['extended', 'circular', 'round']), props => {
    if (props.variant === 'round') {
      throw new Error('Material-UI: variant="round" was renamed variant="circular" for consistency.');
    }

    return null;
  })
} : void 0;
export default withStyles(styles, {
  name: 'MuiFab'
})(Fab);