138 lines
3.1 KiB
Plaintext
138 lines
3.1 KiB
Plaintext
// @inheritedComponent Paper
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import React from 'react';
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import PropTypes from 'prop-types';
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import classNames from 'classnames';
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import withStyles from '../styles/withStyles';
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import Paper from '../Paper';
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import StepConnector from './StepConnector';
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export const styles = theme => ({
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root: {
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display: 'flex',
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padding: theme.spacing.unit * 3,
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},
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horizontal: {
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flexDirection: 'row',
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alignItems: 'center',
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},
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vertical: {
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flexDirection: 'column',
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},
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alternativeLabel: {
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alignItems: 'flex-start',
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},
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});
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function Stepper(props) {
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const {
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activeStep,
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alternativeLabel,
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children,
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classes,
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className: classNameProp,
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connector: connectorProp,
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nonLinear,
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orientation,
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...other
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} = props;
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const className = classNames(
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classes.root,
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classes[orientation],
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{
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[classes.alternativeLabel]: alternativeLabel,
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},
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classNameProp,
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);
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const connector = React.isValidElement(connectorProp)
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? React.cloneElement(connectorProp, { orientation })
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: null;
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const childrenArray = React.Children.toArray(children);
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const steps = childrenArray.map((step, index) => {
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const controlProps = {
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index,
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orientation,
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active: false,
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completed: false,
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disabled: false,
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last: index + 1 === childrenArray.length,
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alternativeLabel,
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connector: connectorProp,
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};
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if (activeStep === index) {
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controlProps.active = true;
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} else if (!nonLinear && activeStep > index) {
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controlProps.completed = true;
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} else if (!nonLinear && activeStep < index) {
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controlProps.disabled = true;
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}
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return [
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!alternativeLabel &&
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connector &&
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index > 0 &&
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React.cloneElement(connector, {
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key: index, // eslint-disable-line react/no-array-index-key
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}),
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React.cloneElement(step, { ...controlProps, ...step.props }),
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];
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});
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return (
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<Paper square elevation={0} className={className} {...other}>
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{steps}
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</Paper>
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);
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}
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Stepper.propTypes = {
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/**
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* Set the active step (zero based index).
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*/
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activeStep: PropTypes.number,
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/**
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* If set to 'true' and orientation is horizontal,
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* then the step label will be positioned under the icon.
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*/
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alternativeLabel: PropTypes.bool,
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/**
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* Two or more `<Step />` components.
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*/
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children: PropTypes.node.isRequired,
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/**
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* Useful to extend the style applied to components.
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*/
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classes: PropTypes.object.isRequired,
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/**
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* @ignore
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*/
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className: PropTypes.string,
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/**
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* A component to be placed between each step.
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*/
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connector: PropTypes.element,
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/**
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* If set the `Stepper` will not assist in controlling steps for linear flow.
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*/
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nonLinear: PropTypes.bool,
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/**
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* The stepper orientation (layout flow direction).
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*/
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orientation: PropTypes.oneOf(['horizontal', 'vertical']),
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};
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Stepper.defaultProps = {
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activeStep: 0,
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alternativeLabel: false,
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connector: <StepConnector />,
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nonLinear: false,
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orientation: 'horizontal',
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};
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Stepper.muiName = 'Stepper';
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export default withStyles(styles, { name: 'MuiStepper' })(Stepper);
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