254 lines
7.4 KiB
JavaScript
254 lines
7.4 KiB
JavaScript
var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
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function _objectWithoutProperties(obj, keys) { var target = {}; for (var i in obj) { if (keys.indexOf(i) >= 0) continue; if (!Object.prototype.hasOwnProperty.call(obj, i)) continue; target[i] = obj[i]; } return target; }
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// A grid component using the following libs as inspiration.
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//
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// For the implementation:
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// - http://v4-alpha.getbootstrap.com/layout/flexbox-grid/
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// - https://github.com/kristoferjoseph/flexboxgrid/blob/master/src/css/flexboxgrid.css
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// - https://github.com/roylee0704/react-flexbox-grid
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// - https://material.angularjs.org/latest/layout/introduction
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//
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// Follow this flexbox Guide to better understand the underlying model:
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// - https://css-tricks.com/snippets/css/a-guide-to-flexbox/
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import React from 'react';
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import classNames from 'classnames';
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import withStyles from '../styles/withStyles';
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import { keys as breakpointKeys } from '../styles/createBreakpoints';
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import requirePropFactory from '../utils/requirePropFactory';
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import Hidden from '../Hidden';
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const GUTTERS = [0, 8, 16, 24, 40];
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const GRID_SIZES = [true, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12];
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function generateGrid(globalStyles, theme, breakpoint) {
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// For the auto layouting
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const styles = {
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[`grid-${breakpoint}`]: {
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flexBasis: 0,
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flexGrow: 1,
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maxWidth: '100%'
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}
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};
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GRID_SIZES.forEach(size => {
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if (typeof size === 'boolean') {
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// Skip the first one as handle above.
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return;
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}
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// Only keep 6 significant numbers.
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const width = `${Math.round(size / 12 * Math.pow(10, 6)) / Math.pow(10, 4)}%`;
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/* eslint-disable max-len */
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// Close to the bootstrap implementation:
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// https://github.com/twbs/bootstrap/blob/b0508a975d711d6b24c01f57dd5445c22699fac4/scss/mixins/_grid.scss#L69
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/* eslint-enable max-len */
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styles[`grid-${breakpoint}-${size}`] = {
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flexBasis: width,
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maxWidth: width
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};
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});
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// No need for a media query for the first size.
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if (breakpoint === 'xs') {
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_extends(globalStyles, styles);
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} else {
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globalStyles[theme.breakpoints.up(breakpoint)] = styles;
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}
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}
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function generateGutter(theme, breakpoint) {
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const styles = {};
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GUTTERS.forEach((spacing, index) => {
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if (index === 0) {
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// Skip the default style.
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return;
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}
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styles[`spacing-${breakpoint}-${spacing}`] = {
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margin: -spacing / 2,
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width: `calc(100% + ${spacing}px)`,
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'& > $typeItem': {
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padding: spacing / 2
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}
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};
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});
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return styles;
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}
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// Default CSS values
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// flex: '0 1 auto',
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// flexDirection: 'row',
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// alignItems: 'flex-start',
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// flexWrap: 'nowrap',
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// justifyContent: 'flex-start',
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export const styles = theme => _extends({
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typeContainer: {
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boxSizing: 'border-box',
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display: 'flex',
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flexWrap: 'wrap',
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width: '100%'
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},
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typeItem: {
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boxSizing: 'border-box',
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flex: '0 0 auto',
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margin: '0' // For instance, it's useful when used with a `figure` element.
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},
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'direction-xs-column': {
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flexDirection: 'column'
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},
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'direction-xs-column-reverse': {
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flexDirection: 'column-reverse'
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},
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'direction-xs-row-reverse': {
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flexDirection: 'row-reverse'
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},
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'wrap-xs-nowrap': {
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flexWrap: 'nowrap'
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},
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'align-items-xs-center': {
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alignItems: 'center'
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},
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'align-items-xs-flex-start': {
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alignItems: 'flex-start'
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},
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'align-items-xs-flex-end': {
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alignItems: 'flex-end'
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},
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'align-items-xs-baseline': {
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alignItems: 'baseline'
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},
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'align-content-xs-center': {
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alignContent: 'center'
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},
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'align-content-xs-flex-start': {
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alignContent: 'flex-start'
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},
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'align-content-xs-flex-end': {
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alignContent: 'flex-end'
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},
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'align-content-xs-space-between': {
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alignContent: 'space-between'
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},
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'align-content-xs-space-around': {
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alignContent: 'space-around'
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},
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'justify-xs-center': {
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justifyContent: 'center'
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},
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'justify-xs-flex-end': {
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justifyContent: 'flex-end'
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},
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'justify-xs-space-between': {
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justifyContent: 'space-between'
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},
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'justify-xs-space-around': {
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justifyContent: 'space-around'
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}
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}, generateGutter(theme, 'xs'), breakpointKeys.reduce((accumulator, key) => {
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// Use side effect over immutability for better performance.
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generateGrid(accumulator, theme, key);
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return accumulator;
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}, {}));
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function Grid(props) {
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const {
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classes,
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className: classNameProp,
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component: ComponentProp,
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container,
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item,
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alignContent,
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alignItems,
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direction,
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spacing,
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hidden,
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justify,
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wrap,
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xs,
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sm,
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md,
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lg,
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xl
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} = props,
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other = _objectWithoutProperties(props, ['classes', 'className', 'component', 'container', 'item', 'alignContent', 'alignItems', 'direction', 'spacing', 'hidden', 'justify', 'wrap', 'xs', 'sm', 'md', 'lg', 'xl']);
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const className = classNames({
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[classes.typeContainer]: container,
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[classes.typeItem]: item,
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[classes[`spacing-xs-${String(spacing)}`]]: container && spacing !== 0,
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[classes[`direction-xs-${String(direction)}`]]: direction !== Grid.defaultProps.direction,
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[classes[`wrap-xs-${String(wrap)}`]]: wrap !== Grid.defaultProps.wrap,
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[classes[`align-items-xs-${String(alignItems)}`]]: alignItems !== Grid.defaultProps.alignItems,
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[classes[`align-content-xs-${String(alignContent)}`]]: alignContent !== Grid.defaultProps.alignContent,
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[classes[`justify-xs-${String(justify)}`]]: justify !== Grid.defaultProps.justify,
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[classes['grid-xs']]: xs === true,
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[classes[`grid-xs-${String(xs)}`]]: xs && xs !== true,
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[classes['grid-sm']]: sm === true,
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[classes[`grid-sm-${String(sm)}`]]: sm && sm !== true,
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[classes['grid-md']]: md === true,
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[classes[`grid-md-${String(md)}`]]: md && md !== true,
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[classes['grid-lg']]: lg === true,
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[classes[`grid-lg-${String(lg)}`]]: lg && lg !== true,
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[classes['grid-xl']]: xl === true,
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[classes[`grid-xl-${String(xl)}`]]: xl && xl !== true
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}, classNameProp);
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const gridProps = _extends({ className }, other);
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if (hidden) {
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return React.createElement(
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Hidden,
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hidden,
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React.createElement(ComponentProp, gridProps)
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);
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}
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return React.createElement(ComponentProp, gridProps);
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}
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Grid.defaultProps = {
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alignContent: 'stretch',
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alignItems: 'stretch',
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component: 'div',
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container: false,
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direction: 'row',
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hidden: undefined,
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item: false,
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justify: 'flex-start',
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spacing: 16,
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wrap: 'wrap'
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};
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// Add a wrapper component to generate some helper messages in the development
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// environment.
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// eslint-disable-next-line import/no-mutable-exports
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let GridWrapper = Grid;
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if (process.env.NODE_ENV !== 'production') {
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const requireProp = requirePropFactory('Grid');
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GridWrapper = props => React.createElement(Grid, props);
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// $FlowFixMe - cannot mix legacy propTypes with current HOC pattern - https://github.com/facebook/flow/issues/4644#issuecomment-332530909
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GridWrapper.propTypes = {
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alignContent: requireProp('container'),
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alignItems: requireProp('container'),
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direction: requireProp('container'),
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justify: requireProp('container'),
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lg: requireProp('item'),
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md: requireProp('item'),
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sm: requireProp('item'),
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spacing: requireProp('container'),
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wrap: requireProp('container'),
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xs: requireProp('item')
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};
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}
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export default withStyles(styles, { name: 'MuiGrid' })(GridWrapper); |