semantic-ui-react/dist/es/elements/Header/Header.js

The official Semantic-UI-React integration.

import _extends from 'babel-runtime/helpers/extends';
import _without from 'lodash/without';

import cx from 'classnames';
import PropTypes from 'prop-types';
import React from 'react';

import { childrenUtils, customPropTypes, getElementType, getUnhandledProps, META, SUI, useValueAndKey, useTextAlignProp, useKeyOrValueAndKey, useKeyOnly } from '../../lib';
import Icon from '../../elements/Icon';
import Image from '../../elements/Image';

import HeaderSubheader from './HeaderSubheader';
import HeaderContent from './HeaderContent';

/**
 * A header provides a short summary of content
 */
function Header(props) {
  var attached = props.attached,
      block = props.block,
      children = props.children,
      className = props.className,
      color = props.color,
      content = props.content,
      disabled = props.disabled,
      dividing = props.dividing,
      floated = props.floated,
      icon = props.icon,
      image = props.image,
      inverted = props.inverted,
      size = props.size,
      sub = props.sub,
      subheader = props.subheader,
      textAlign = props.textAlign;


  var classes = cx('ui', color, size, useKeyOnly(block, 'block'), useKeyOnly(disabled, 'disabled'), useKeyOnly(dividing, 'dividing'), useValueAndKey(floated, 'floated'), useKeyOnly(icon === true, 'icon'), useKeyOnly(image === true, 'image'), useKeyOnly(inverted, 'inverted'), useKeyOnly(sub, 'sub'), useKeyOrValueAndKey(attached, 'attached'), useTextAlignProp(textAlign), 'header', className);
  var rest = getUnhandledProps(Header, props);
  var ElementType = getElementType(Header, props);

  if (!childrenUtils.isNil(children)) {
    return React.createElement(
      ElementType,
      _extends({}, rest, { className: classes }),
      children
    );
  }

  var iconElement = Icon.create(icon);
  var imageElement = Image.create(image);
  var subheaderElement = HeaderSubheader.create(subheader);

  if (iconElement || imageElement) {
    return React.createElement(
      ElementType,
      _extends({}, rest, { className: classes }),
      iconElement || imageElement,
      (content || subheaderElement) && React.createElement(
        HeaderContent,
        null,
        content,
        subheaderElement
      )
    );
  }

  return React.createElement(
    ElementType,
    _extends({}, rest, { className: classes }),
    content,
    subheaderElement
  );
}

Header.handledProps = ['as', 'attached', 'block', 'children', 'className', 'color', 'content', 'disabled', 'dividing', 'floated', 'icon', 'image', 'inverted', 'size', 'sub', 'subheader', 'textAlign'];
Header._meta = {
  name: 'Header',
  type: META.TYPES.ELEMENT
};

Header.propTypes = process.env.NODE_ENV !== "production" ? {
  /** An element type to render as (string or function). */
  as: customPropTypes.as,

  /** Attach header  to other content, like a segment. */
  attached: PropTypes.oneOfType([PropTypes.bool, PropTypes.oneOf(['top', 'bottom'])]),

  /** Format header to appear inside a content block. */
  block: PropTypes.bool,

  /** Primary content. */
  children: PropTypes.node,

  /** Additional classes. */
  className: PropTypes.string,

  /** Color of the header. */
  color: PropTypes.oneOf(SUI.COLORS),

  /** Shorthand for primary content. */
  content: customPropTypes.contentShorthand,

  /** Show that the header is inactive. */
  disabled: PropTypes.bool,

  /** Divide header from the content below it. */
  dividing: PropTypes.bool,

  /** Header can sit to the left or right of other content. */
  floated: PropTypes.oneOf(SUI.FLOATS),

  /** Add an icon by icon name or pass an Icon. */
  icon: customPropTypes.every([customPropTypes.disallow(['image']), PropTypes.oneOfType([PropTypes.bool, customPropTypes.itemShorthand])]),

  /** Add an image by img src or pass an Image. */
  image: customPropTypes.every([customPropTypes.disallow(['icon']), PropTypes.oneOfType([PropTypes.bool, customPropTypes.itemShorthand])]),

  /** Inverts the color of the header for dark backgrounds. */
  inverted: PropTypes.bool,

  /** Content headings are sized with em and are based on the font-size of their container. */
  size: PropTypes.oneOf(_without(SUI.SIZES, 'big', 'massive', 'mini')),

  /** Headers may be formatted to label smaller or de-emphasized content. */
  sub: PropTypes.bool,

  /** Shorthand for Header.Subheader. */
  subheader: customPropTypes.itemShorthand,

  /** Align header content. */
  textAlign: PropTypes.oneOf(SUI.TEXT_ALIGNMENTS)
} : {};

Header.Content = HeaderContent;
Header.Subheader = HeaderSubheader;

export default Header;