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@material-ui/core

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React components that implement Google's Material Design.

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import _extends from "@babel/runtime/helpers/esm/extends"; import _objectWithoutPropertiesLoose from "@babel/runtime/helpers/esm/objectWithoutPropertiesLoose"; import * as React from 'react'; import clsx from 'clsx'; import PropTypes from 'prop-types'; import { Transition } from 'react-transition-group'; import { elementTypeAcceptingRef } from '@material-ui/utils'; import withStyles from '../styles/withStyles'; import { duration } from '../styles/transitions'; import { getTransitionProps } from '../transitions/utils'; import useTheme from '../styles/useTheme'; import { useForkRef } from '../utils'; export const styles = theme => ({ /* Styles applied to the root element. */ root: { height: 0, overflow: 'hidden', transition: theme.transitions.create('height'), '&$horizontal': { height: 'auto', width: 0, transition: theme.transitions.create('width') } }, /* Pseudo-class applied to the root element if `orientation="horizontal"`. */ horizontal: {}, /* Styles applied to the root element when the transition has entered. */ entered: { height: 'auto', overflow: 'visible', '&$horizontal': { width: 'auto' } }, /* Styles applied to the root element when the transition has exited and `collapsedSize` != 0px. */ hidden: { visibility: 'hidden' }, /* Styles applied to the outer wrapper element. */ wrapper: { // Hack to get children with a negative margin to not falsify the height computation. display: 'flex', width: '100%', '&$horizontal': { width: 'auto', height: '100%' } }, /* Styles applied to the inner wrapper element. */ wrapperInner: { width: '100%', '&$horizontal': { width: 'auto', height: '100%' } } }); /** * The Collapse transition is used by the * [Vertical Stepper](/components/steppers/#vertical-stepper) StepContent component. * It uses [react-transition-group](https://github.com/reactjs/react-transition-group) internally. */ const Collapse = /*#__PURE__*/React.forwardRef(function Collapse(props, ref) { const { children, classes, className, collapsedSize: collapsedSizeProp = '0px', component: Component = 'div', in: inProp, onEnter, onEntered, onEntering, onExit, onExited, onExiting, orientation = 'vertical', style, timeout = duration.standard, // eslint-disable-next-line react/prop-types TransitionComponent = Transition } = props, other = _objectWithoutPropertiesLoose(props, ["children", "classes", "className", "collapsedSize", "component", "in", "onEnter", "onEntered", "onEntering", "onExit", "onExited", "onExiting", "orientation", "style", "timeout", "TransitionComponent"]); const theme = useTheme(); const timer = React.useRef(); const wrapperRef = React.useRef(null); const autoTransitionDuration = React.useRef(); const collapsedSize = typeof collapsedSizeProp === 'number' ? `${collapsedSizeProp}px` : collapsedSizeProp; const isHorizontal = orientation !== "vertical"; const size = isHorizontal ? 'width' : 'height'; React.useEffect(() => { return () => { clearTimeout(timer.current); }; }, []); const nodeRef = React.useRef(null); const handleRef = useForkRef(ref, nodeRef); const normalizedTransitionCallback = callback => maybeIsAppearing => { if (callback) { const node = nodeRef.current; // onEnterXxx and onExitXxx callbacks have a different arguments.length value. if (maybeIsAppearing === undefined) { callback(node); } else { callback(node, maybeIsAppearing); } } }; const getWrapperSize = () => wrapperRef.current ? wrapperRef.current[isHorizontal ? 'clientWidth' : 'clientHeight'] : 0; const handleEnter = normalizedTransitionCallback((node, isAppearing) => { if (wrapperRef.current) { // Set absolute position to get the size of collapsed content wrapperRef.current.style.position = 'absolute'; } node.style[size] = collapsedSize; if (onEnter) { onEnter(node, isAppearing); } }); const handleEntering = normalizedTransitionCallback((node, isAppearing) => { const wrapperSize = getWrapperSize(); if (wrapperRef.current) { // After the size is read reset the position back to default wrapperRef.current.style.position = ''; } const { duration: transitionDuration } = getTransitionProps({ style, timeout }, { mode: 'enter' }); if (timeout === 'auto') { const duration2 = theme.transitions.getAutoHeightDuration(wrapperSize); node.style.transitionDuration = `${duration2}ms`; autoTransitionDuration.current = duration2; } else { node.style.transitionDuration = typeof transitionDuration === 'string' ? transitionDuration : `${transitionDuration}ms`; } node.style[size] = `${wrapperSize}px`; if (onEntering) { onEntering(node, isAppearing); } }); const handleEntered = normalizedTransitionCallback((node, isAppearing) => { node.style[size] = 'auto'; if (onEntered) { onEntered(node, isAppearing); } }); const handleExit = normalizedTransitionCallback(node => { node.style[size] = `${getWrapperSize()}px`; if (onExit) { onExit(node); } }); const handleExited = normalizedTransitionCallback(onExited); const handleExiting = normalizedTransitionCallback(node => { const wrapperSize = getWrapperSize(); const { duration: transitionDuration } = getTransitionProps({ style, timeout }, { mode: 'exit' }); if (timeout === 'auto') { // TODO: rename getAutoHeightDuration to something more generic (width support) // Actually it just calculates animation duration based on size const duration2 = theme.transitions.getAutoHeightDuration(wrapperSize); node.style.transitionDuration = `${duration2}ms`; autoTransitionDuration.current = duration2; } else { node.style.transitionDuration = typeof transitionDuration === 'string' ? transitionDuration : `${transitionDuration}ms`; } node.style[size] = collapsedSize; if (onExiting) { onExiting(node); } }); const addEndListener = next => { if (timeout === 'auto') { timer.current = setTimeout(next, autoTransitionDuration.current || 0); } }; return /*#__PURE__*/React.createElement(TransitionComponent, _extends({ in: inProp, onEnter: handleEnter, onEntered: handleEntered, onEntering: handleEntering, onExit: handleExit, onExited: handleExited, onExiting: handleExiting, addEndListener: addEndListener, nodeRef: nodeRef, timeout: timeout === 'auto' ? null : timeout }, other), (state, childProps) => /*#__PURE__*/React.createElement(Component, _extends({ className: clsx(classes.root, className, isHorizontal && classes.horizontal, { 'entered': classes.entered, 'exited': !inProp && collapsedSize === '0px' && classes.hidden }[state]), style: _extends({ [isHorizontal ? 'minWidth' : 'minHeight']: collapsedSize }, style), ref: handleRef }, childProps), /*#__PURE__*/React.createElement("div", { className: clsx(classes.wrapper, isHorizontal && classes.horizontal), ref: wrapperRef }, /*#__PURE__*/React.createElement("div", { className: clsx(classes.wrapperInner, isHorizontal && classes.horizontal) }, children)))); }); process.env.NODE_ENV !== "production" ? Collapse.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 node to be collapsed. */ children: PropTypes.node, /** * 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 width (horizontal) or height (vertical) of the container when collapsed. */ collapsedSize: PropTypes.oneOfType([PropTypes.number, PropTypes.string]), /** * The component used for the root node. * Either a string to use a HTML element or a component. */ component: elementTypeAcceptingRef, /** * If `true`, the component will transition in. */ in: PropTypes.bool, /** * @ignore */ onEnter: PropTypes.func, /** * @ignore */ onEntered: PropTypes.func, /** * @ignore */ onEntering: PropTypes.func, /** * @ignore */ onExit: PropTypes.func, /** * @ignore */ onExited: PropTypes.func, /** * @ignore */ onExiting: PropTypes.func, /** * The collapse transition orientation. */ orientation: PropTypes.oneOf(['horizontal', 'vertical']), /** * @ignore */ style: PropTypes.object, /** * The duration for the transition, in milliseconds. * You may specify a single timeout for all transitions, or individually with an object. * * Set to 'auto' to automatically calculate transition time based on height. */ timeout: PropTypes.oneOfType([PropTypes.oneOf(['auto']), PropTypes.number, PropTypes.shape({ appear: PropTypes.number, enter: PropTypes.number, exit: PropTypes.number })]) } : void 0; Collapse.muiSupportAuto = true; export default withStyles(styles, { name: 'MuiCollapse' })(Collapse);