@fluentui/react-northstar
Version:
A themable React component library.
230 lines (226 loc) • 8.59 kB
JavaScript
import _extends from "@babel/runtime/helpers/esm/extends";
import _invoke from "lodash/invoke";
import _get from "lodash/get";
import _toNumber from "lodash/toNumber";
import { sliderBehavior } from '@fluentui/accessibility';
import { getElementType, useUnhandledProps, useAccessibility, useStateManager, useFluentContext, useStyles, useTelemetry } from '@fluentui/react-bindings';
import { handleRef, Ref } from '@fluentui/react-component-ref';
import * as customPropTypes from '@fluentui/react-proptypes';
import { createSliderManager } from '@fluentui/state';
import cx from 'classnames';
import * as PropTypes from 'prop-types';
import * as React from 'react';
import { commonPropTypes, partitionHTMLProps, setWhatInputSource, createShorthandFactory } from '../../utils';
import { Box } from '../Box/Box';
var processInputValues = function processInputValues(p) {
var min = _toNumber(p.min);
var max = _toNumber(p.max);
var value = _toNumber(p.value);
if (isNaN(min)) min = Number(Slider.defaultProps.min);
if (isNaN(max)) max = Number(Slider.defaultProps.max);
value = isNaN(value) ? min + (max - min) / 2 : Math.min(max, Math.max(min, value));
var valueAsPercentage = 100 * (value - min) / (max - min) + "%";
return {
min: min,
max: max,
value: value,
valueAsPercentage: valueAsPercentage
};
};
export var sliderClassName = 'ui-slider';
export var sliderSlotClassNames = {
input: sliderClassName + "__input",
inputWrapper: sliderClassName + "__input-wrapper",
rail: sliderClassName + "__rail",
thumb: sliderClassName + "__thumb",
track: sliderClassName + "__track"
};
/**
* A Slider represents an input that allows user to choose a value from within a specific range.
*
* @accessibility
* Implements [ARIA Slider](https://www.w3.org/TR/wai-aria-practices-1.1/#slider) design pattern.
* @accessibilityIssues
* [Slider - JAWS narrates slider value twice when using PageUp / PageDown](https://github.com/FreedomScientific/VFO-standards-support/issues/220)
* [Slider - JAWS narrates current and new value in vertical slider](https://github.com/FreedomScientific/VFO-standards-support/issues/219)
*/
export var Slider = /*#__PURE__*/function () {
var Slider = /*#__PURE__*/React.forwardRef(function (props, ref) {
var _ref;
var context = useFluentContext();
var _useTelemetry = useTelemetry(Slider.displayName, context.telemetry),
setStart = _useTelemetry.setStart,
setEnd = _useTelemetry.setEnd;
setStart();
var accessibility = props.accessibility,
min = props.min,
max = props.max,
value = props.value,
getA11yValueMessageOnChange = props.getA11yValueMessageOnChange,
defaultValue = props.defaultValue,
input = props.input,
userInputRef = props.inputRef,
step = props.step,
className = props.className,
styles = props.styles,
variables = props.variables,
design = props.design,
fluid = props.fluid,
vertical = props.vertical,
disabled = props.disabled;
var inputRef = React.useRef();
var _useStateManager = useStateManager(createSliderManager, {
mapPropsToInitialState: function mapPropsToInitialState() {
return {
value: defaultValue
};
},
mapPropsToState: function mapPropsToState() {
return {
value: value
};
}
}),
state = _useStateManager.state,
actions = _useStateManager.actions;
var _processInputValues = processInputValues({
min: min,
max: max,
value: state.value || ''
}),
numericMin = _processInputValues.min,
numericMax = _processInputValues.max,
numericValue = _processInputValues.value,
valueAsPercentage = _processInputValues.valueAsPercentage;
var getA11Props = useAccessibility(accessibility, {
debugName: Slider.displayName,
rtl: context.rtl,
mapPropsToBehavior: function mapPropsToBehavior() {
return {
disabled: disabled,
getA11yValueMessageOnChange: getA11yValueMessageOnChange,
max: numericMax,
min: numericMax,
value: numericValue,
vertical: vertical
};
}
});
var _useStyles = useStyles(Slider.displayName, {
className: sliderClassName,
mapPropsToStyles: function mapPropsToStyles() {
return {
fluid: fluid,
vertical: vertical,
disabled: disabled
};
},
mapPropsToInlineStyles: function mapPropsToInlineStyles() {
return {
className: className,
styles: styles,
variables: variables,
design: design
};
},
rtl: context.rtl
}),
classes = _useStyles.classes,
resolvedStyles = _useStyles.styles;
var handleInputOverrides = function handleInputOverrides() {
return {
onChange: function onChange(e) {
var value = _get(e, 'target.value');
_invoke(props, 'onChange', e, Object.assign({}, props, {
value: value
}));
actions.change(value);
},
onMouseDown: function onMouseDown(e) {
setWhatInputSource(context.target, 'mouse');
_invoke(props, 'onMouseDown', e, props);
}
};
};
var ElementType = getElementType(props);
var unhandledProps = useUnhandledProps(Slider.handledProps, props);
var _partitionHTMLProps = partitionHTMLProps(unhandledProps),
htmlInputProps = _partitionHTMLProps[0],
restProps = _partitionHTMLProps[1];
var type = 'range';
// we need 2 wrappers around the slider rail, track, input and thumb slots to achieve correct component sizes
var inputElement = Box.create(input || type, {
defaultProps: function defaultProps() {
return getA11Props('input', Object.assign({}, htmlInputProps, {
as: 'input',
className: sliderSlotClassNames.input,
min: numericMin,
max: numericMax,
step: step,
styles: resolvedStyles.input,
type: type,
value: numericValue
}));
},
overrideProps: handleInputOverrides
});
var element = /*#__PURE__*/React.createElement(ElementType, getA11Props('root', Object.assign({
className: classes.root,
ref: ref
}, restProps)), /*#__PURE__*/React.createElement("div", getA11Props('inputWrapper', {
className: cx(sliderSlotClassNames.inputWrapper, classes.inputWrapper)
}), /*#__PURE__*/React.createElement("span", getA11Props('rail', {
className: cx(sliderSlotClassNames.rail, classes.rail)
})), /*#__PURE__*/React.createElement("span", _extends({}, getA11Props('track', {
className: cx(sliderSlotClassNames.track, classes.track)
}), {
style: {
width: valueAsPercentage
}
})), /*#__PURE__*/React.createElement(Ref, {
innerRef: function innerRef(inputElement) {
handleRef(inputRef, inputElement);
handleRef(userInputRef, inputElement);
}
}, inputElement), /*#__PURE__*/React.createElement("span", _extends({}, getA11Props('thumb', {
className: cx(sliderSlotClassNames.thumb, classes.thumb)
}), {
style: (_ref = {}, _ref[context.rtl ? 'right' : 'left'] = valueAsPercentage, _ref)
}))));
setEnd();
return element;
});
Slider.displayName = 'Slider';
Slider.defaultProps = {
accessibility: sliderBehavior,
getA11yValueMessageOnChange: function getA11yValueMessageOnChange(_ref2) {
var value = _ref2.value;
return String(value);
},
max: 100,
min: 0,
step: 1
};
Slider.propTypes = Object.assign({}, commonPropTypes.createCommon({
content: false
}), {
defaultValue: PropTypes.oneOfType([PropTypes.string, PropTypes.number]),
fluid: PropTypes.bool,
getA11yValueMessageOnChange: PropTypes.func,
input: customPropTypes.itemShorthand,
inputRef: customPropTypes.ref,
max: PropTypes.oneOfType([PropTypes.string, PropTypes.number]),
min: PropTypes.oneOfType([PropTypes.string, PropTypes.number]),
onChange: PropTypes.func,
step: PropTypes.oneOfType([PropTypes.string, PropTypes.number]),
value: PropTypes.oneOfType([PropTypes.string, PropTypes.number]),
vertical: PropTypes.bool
});
Slider.handledProps = Object.keys(Slider.propTypes);
Slider.create = createShorthandFactory({
Component: Slider,
mappedProp: 'value'
});
return Slider;
}();
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