353 lines
10 KiB
JavaScript
353 lines
10 KiB
JavaScript
import _extends from 'babel-runtime/helpers/extends';
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import _objectWithoutProperties from 'babel-runtime/helpers/objectWithoutProperties';
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import React from 'react';
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import PropTypes from 'prop-types';
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import { findDOMNode } from 'react-dom';
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import classNames from 'classnames';
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import keycode from 'keycode';
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import ownerWindow from 'dom-helpers/ownerWindow';
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import withStyles from '../styles/withStyles';
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import { listenForFocusKeys, detectKeyboardFocus, focusKeyPressed } from '../utils/keyboardFocus';
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import TouchRipple from './TouchRipple';
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import createRippleHandler from './createRippleHandler';
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export const styles = {
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root: {
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display: 'inline-flex',
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alignItems: 'center',
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justifyContent: 'center',
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position: 'relative',
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// Remove grey highlight
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WebkitTapHighlightColor: 'transparent',
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backgroundColor: 'transparent', // Reset default value
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outline: 'none',
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border: 0,
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margin: 0, // Remove the margin in Safari
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borderRadius: 0,
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padding: 0, // Remove the padding in Firefox
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cursor: 'pointer',
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userSelect: 'none',
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verticalAlign: 'middle',
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'-moz-appearance': 'none', // Reset
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'-webkit-appearance': 'none', // Reset
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textDecoration: 'none',
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// So we take precedent over the style of a native <a /> element.
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color: 'inherit',
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'&::-moz-focus-inner': {
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borderStyle: 'none' // Remove Firefox dotted outline.
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}
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},
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disabled: {
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pointerEvents: 'none', // Disable link interactions
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cursor: 'default'
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}
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};
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/**
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* `ButtonBase` contains as few styles as possible.
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* It aims to be a simple building block for creating a button.
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* It contains a load of style reset and some focus/ripple logic.
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*/
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class ButtonBase extends React.Component {
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constructor(...args) {
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var _temp;
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return _temp = super(...args), this.state = {
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keyboardFocused: false
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}, this.onKeyboardFocusHandler = event => {
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this.keyDown = false;
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this.setState({ keyboardFocused: true });
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if (this.props.onKeyboardFocus) {
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this.props.onKeyboardFocus(event);
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}
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}, this.onRippleRef = node => {
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this.ripple = node;
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}, this.ripple = null, this.keyDown = false, this.button = null, this.keyboardFocusTimeout = null, this.keyboardFocusCheckTime = 50, this.keyboardFocusMaxCheckTimes = 5, this.handleKeyDown = event => {
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const { component, focusRipple, onKeyDown, onClick } = this.props;
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const key = keycode(event);
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// Check if key is already down to avoid repeats being counted as multiple activations
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if (focusRipple && !this.keyDown && this.state.keyboardFocused && this.ripple && key === 'space') {
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this.keyDown = true;
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event.persist();
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this.ripple.stop(event, () => {
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this.ripple.start(event);
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});
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}
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if (onKeyDown) {
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onKeyDown(event);
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}
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// Keyboard accessibility for non interactive elements
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if (event.target === event.currentTarget && component && component !== 'button' && (key === 'space' || key === 'enter')) {
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event.preventDefault();
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if (onClick) {
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onClick(event);
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}
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}
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}, this.handleKeyUp = event => {
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if (this.props.focusRipple && keycode(event) === 'space' && this.ripple && this.state.keyboardFocused) {
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this.keyDown = false;
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event.persist();
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this.ripple.stop(event, () => this.ripple.pulsate(event));
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}
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if (this.props.onKeyUp) {
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this.props.onKeyUp(event);
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}
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}, this.handleMouseDown = createRippleHandler(this, 'MouseDown', 'start', () => {
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clearTimeout(this.keyboardFocusTimeout);
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focusKeyPressed(false);
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if (this.state.keyboardFocused) {
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this.setState({ keyboardFocused: false });
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}
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}), this.handleMouseUp = createRippleHandler(this, 'MouseUp', 'stop'), this.handleMouseLeave = createRippleHandler(this, 'MouseLeave', 'stop', event => {
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if (this.state.keyboardFocused) {
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event.preventDefault();
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}
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}), this.handleTouchStart = createRippleHandler(this, 'TouchStart', 'start'), this.handleTouchEnd = createRippleHandler(this, 'TouchEnd', 'stop'), this.handleTouchMove = createRippleHandler(this, 'TouchEnd', 'stop'), this.handleBlur = createRippleHandler(this, 'Blur', 'stop', () => {
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clearTimeout(this.keyboardFocusTimeout);
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focusKeyPressed(false);
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this.setState({ keyboardFocused: false });
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}), this.handleFocus = event => {
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if (this.props.disabled) {
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return;
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}
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// Fix for https://github.com/facebook/react/issues/7769
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if (!this.button) {
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this.button = event.currentTarget;
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}
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event.persist();
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detectKeyboardFocus(this, this.button, () => {
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this.onKeyboardFocusHandler(event);
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});
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if (this.props.onFocus) {
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this.props.onFocus(event);
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}
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}, _temp;
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}
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componentDidMount() {
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this.button = findDOMNode(this);
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listenForFocusKeys(ownerWindow(this.button));
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}
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componentWillReceiveProps(nextProps) {
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// The blur won't fire when the disabled state is set on a focused input.
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// We need to book keep the focused state manually.
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if (!this.props.disabled && nextProps.disabled && this.state.keyboardFocused) {
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this.setState({
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keyboardFocused: false
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});
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}
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}
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componentWillUpdate(nextProps, nextState) {
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if (this.props.focusRipple && nextState.keyboardFocused && !this.state.keyboardFocused && !this.props.disableRipple) {
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this.ripple.pulsate();
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}
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}
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componentWillUnmount() {
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this.button = null;
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clearTimeout(this.keyboardFocusTimeout);
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} // Used to help track keyboard activation keyDown
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render() {
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const _props = this.props,
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{
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buttonRef,
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centerRipple,
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children,
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classes,
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className: classNameProp,
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component,
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disabled,
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disableRipple,
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focusRipple,
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keyboardFocusedClassName,
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onBlur,
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onFocus,
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onKeyboardFocus,
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onKeyDown,
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onKeyUp,
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onMouseDown,
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onMouseLeave,
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onMouseUp,
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onTouchEnd,
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onTouchMove,
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onTouchStart,
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tabIndex,
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type
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} = _props,
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other = _objectWithoutProperties(_props, ['buttonRef', 'centerRipple', 'children', 'classes', 'className', 'component', 'disabled', 'disableRipple', 'focusRipple', 'keyboardFocusedClassName', 'onBlur', 'onFocus', 'onKeyboardFocus', 'onKeyDown', 'onKeyUp', 'onMouseDown', 'onMouseLeave', 'onMouseUp', 'onTouchEnd', 'onTouchMove', 'onTouchStart', 'tabIndex', 'type']);
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const className = classNames(classes.root, {
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[classes.disabled]: disabled,
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[keyboardFocusedClassName || '']: this.state.keyboardFocused
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}, classNameProp);
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const buttonProps = {};
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let ComponentProp = component;
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if (!ComponentProp) {
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if (other.href) {
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ComponentProp = 'a';
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} else {
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ComponentProp = 'button';
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}
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}
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if (ComponentProp === 'button') {
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buttonProps.type = type || 'button';
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buttonProps.disabled = disabled;
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} else {
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buttonProps.role = 'button';
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}
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return React.createElement(
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ComponentProp,
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_extends({
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onBlur: this.handleBlur,
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onFocus: this.handleFocus,
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onKeyDown: this.handleKeyDown,
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onKeyUp: this.handleKeyUp,
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onMouseDown: this.handleMouseDown,
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onMouseLeave: this.handleMouseLeave,
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onMouseUp: this.handleMouseUp,
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onTouchEnd: this.handleTouchEnd,
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onTouchMove: this.handleTouchMove,
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onTouchStart: this.handleTouchStart,
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tabIndex: disabled ? '-1' : tabIndex,
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className: className,
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ref: buttonRef
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}, buttonProps, other),
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children,
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!disableRipple && !disabled ? React.createElement(TouchRipple, { innerRef: this.onRippleRef, center: centerRipple }) : null
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);
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}
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}
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ButtonBase.propTypes = process.env.NODE_ENV !== "production" ? {
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/**
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* Use that property to pass a ref callback to the native button component.
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*/
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buttonRef: PropTypes.func,
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/**
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* If `true`, the ripples will be centered.
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* They won't start at the cursor interaction position.
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*/
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centerRipple: PropTypes.bool,
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/**
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* The content of the component.
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*/
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children: PropTypes.node,
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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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* The component used for the root node.
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* Either a string to use a DOM element or a component.
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* The default value is a `button`.
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*/
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component: PropTypes.oneOfType([PropTypes.string, PropTypes.func]),
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/**
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* If `true`, the base button will be disabled.
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*/
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disabled: PropTypes.bool,
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/**
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* If `true`, the ripple effect will be disabled.
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*/
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disableRipple: PropTypes.bool,
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/**
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* If `true`, the base button will have a keyboard focus ripple.
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* `disableRipple` must also be `false`.
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*/
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focusRipple: PropTypes.bool,
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/**
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* The CSS class applied while the component is keyboard focused.
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*/
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keyboardFocusedClassName: PropTypes.string,
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/**
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* @ignore
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*/
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onBlur: PropTypes.func,
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/**
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* @ignore
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*/
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onClick: PropTypes.func,
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/**
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* @ignore
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*/
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onFocus: PropTypes.func,
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/**
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* Callback fired when the component is focused with a keyboard.
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* We trigger a `onFocus` callback too.
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*/
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onKeyboardFocus: PropTypes.func,
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/**
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* @ignore
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*/
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onKeyDown: PropTypes.func,
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/**
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* @ignore
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*/
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onKeyUp: PropTypes.func,
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/**
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* @ignore
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*/
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onMouseDown: PropTypes.func,
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/**
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* @ignore
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*/
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onMouseLeave: PropTypes.func,
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/**
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* @ignore
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*/
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onMouseUp: PropTypes.func,
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/**
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* @ignore
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*/
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onTouchEnd: PropTypes.func,
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/**
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* @ignore
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*/
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onTouchMove: PropTypes.func,
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/**
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* @ignore
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*/
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onTouchStart: PropTypes.func,
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/**
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* @ignore
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*/
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role: PropTypes.string,
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/**
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* @ignore
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*/
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tabIndex: PropTypes.oneOfType([PropTypes.number, PropTypes.string]),
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/**
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* @ignore
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*/
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type: PropTypes.string
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} : {};
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ButtonBase.defaultProps = {
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centerRipple: false,
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disableRipple: false,
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focusRipple: false,
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tabIndex: '0',
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type: 'button'
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};
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export default withStyles(styles, { name: 'MuiButtonBase' })(ButtonBase); |