764 lines
26 KiB
JavaScript
764 lines
26 KiB
JavaScript
'use client';
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import * as React from 'react';
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import ownerDocument from '@mui/utils/ownerDocument';
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import useControlled from '@mui/utils/useControlled';
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import useEnhancedEffect from '@mui/utils/useEnhancedEffect';
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import useEventCallback from '@mui/utils/useEventCallback';
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import useForkRef from '@mui/utils/useForkRef';
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import isFocusVisible from '@mui/utils/isFocusVisible';
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import visuallyHidden from '@mui/utils/visuallyHidden';
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import clamp from '@mui/utils/clamp';
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import extractEventHandlers from '@mui/utils/extractEventHandlers';
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import areArraysEqual from "../utils/areArraysEqual.mjs";
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import contains from "../utils/contains.mjs";
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import getActiveElement from "../utils/getActiveElement.mjs";
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const INTENTIONAL_DRAG_COUNT_THRESHOLD = 2;
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const EMPTY_MARKS = [];
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const EMPTY_OBJ = {};
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function getNewValue(currentValue, step, direction, min, max) {
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return direction === 1 ? Math.min(currentValue + step, max) : Math.max(currentValue - step, min);
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}
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function asc(a, b) {
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return a - b;
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}
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function findClosest(values, currentValue, preferredIndex = -1) {
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const closestValue = values.reduce((acc, value, index) => {
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const distance = Math.abs(currentValue - value);
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if (acc == null || distance <= acc.distance) {
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return {
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distance,
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index
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};
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}
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return acc;
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}, null) ?? EMPTY_OBJ;
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const {
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index: closestIndex
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} = closestValue;
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if (closestIndex == null) {
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return closestIndex;
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}
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if (preferredIndex >= 0 && values[preferredIndex] === values[closestIndex]) {
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return preferredIndex;
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}
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return closestIndex;
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}
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function trackFinger(event, touchIdRef) {
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// The event is TouchEvent
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if (touchIdRef.current != null && event.changedTouches) {
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const touchEvent = event;
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for (let i = 0; i < touchEvent.changedTouches.length; i += 1) {
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const touch = touchEvent.changedTouches[i];
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if (touch.identifier === touchIdRef.current) {
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return {
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x: touch.clientX,
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y: touch.clientY
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};
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}
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}
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return false;
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}
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// The event is PointerEvent or MouseEvent
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return {
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x: event.clientX,
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y: event.clientY
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};
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}
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export function valueToPercent(value, min, max) {
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return (value - min) * 100 / (max - min);
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}
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function percentToValue(percent, min, max) {
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return (max - min) * percent + min;
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}
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function getDecimalPrecision(num) {
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// This handles the case when num is very small (0.00000001), js will turn this into 1e-8.
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// When num is bigger than 1 or less than -1 it won't get converted to this notation so it's fine.
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if (Math.abs(num) < 1) {
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const parts = num.toExponential().split('e-');
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const matissaDecimalPart = parts[0].split('.')[1];
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return (matissaDecimalPart ? matissaDecimalPart.length : 0) + parseInt(parts[1], 10);
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}
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const decimalPart = num.toString().split('.')[1];
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return decimalPart ? decimalPart.length : 0;
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}
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function roundValueToStep(value, step, min) {
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const nearest = Math.round((value - min) / step) * step + min;
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return Number(nearest.toFixed(getDecimalPrecision(step)));
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}
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function setValueIndex(values, newValue, index) {
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const output = values.slice();
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output[index] = newValue;
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return output.sort(asc);
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}
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function focusThumb(sliderRef, activeIndex, setActive, focusVisible) {
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const doc = ownerDocument(sliderRef.current);
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const activeElement = getActiveElement(doc);
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if (!contains(sliderRef.current, activeElement) || Number(activeElement?.getAttribute('data-index')) !== activeIndex) {
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const input = sliderRef.current?.querySelector(`[type="range"][data-index="${activeIndex}"]`);
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if (input != null) {
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if (focusVisible == null) {
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input.focus({
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preventScroll: true
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});
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} else {
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input.focus({
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preventScroll: true,
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// Prevent pointer-driven focus rings in browsers that support this option.
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// Chrome 144+ supports `focusVisible` in `HTMLElement.focus()` options.
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focusVisible
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// Cast can be removed once TypeScript >= 6.0 (added `focusVisible` to lib.dom FocusOptions).
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});
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}
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}
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}
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if (setActive) {
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setActive(activeIndex);
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}
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}
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function areValuesEqual(newValue, oldValue) {
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if (typeof newValue === 'number' && typeof oldValue === 'number') {
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return newValue === oldValue;
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}
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if (typeof newValue === 'object' && typeof oldValue === 'object') {
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return areArraysEqual(newValue, oldValue);
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}
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return false;
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}
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const axisProps = {
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horizontal: {
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offset: percent => ({
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left: `${percent}%`
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}),
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leap: percent => ({
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width: `${percent}%`
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})
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},
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'horizontal-reverse': {
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offset: percent => ({
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right: `${percent}%`
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}),
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leap: percent => ({
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width: `${percent}%`
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})
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},
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vertical: {
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offset: percent => ({
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bottom: `${percent}%`
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}),
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leap: percent => ({
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height: `${percent}%`
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})
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}
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};
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export const Identity = x => x;
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export function useSlider(parameters) {
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const {
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'aria-labelledby': ariaLabelledby,
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defaultValue,
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disabled = false,
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disableSwap = false,
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isRtl = false,
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marks: marksProp = false,
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max = 100,
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min = 0,
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name,
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onChange,
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onChangeCommitted,
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orientation = 'horizontal',
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rootRef: ref,
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scale = Identity,
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step = 1,
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shiftStep = 10,
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tabIndex,
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value: valueProp
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} = parameters;
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const touchIdRef = React.useRef(undefined);
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const focusFrameRef = React.useRef(null);
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// We can't use the :active browser pseudo-classes.
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// - The active state isn't triggered when clicking on the rail.
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// - The active state isn't transferred when inversing a range slider.
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const [active, setActive] = React.useState(-1);
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const [open, setOpen] = React.useState(-1);
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const [dragging, setDragging] = React.useState(false);
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const moveCountRef = React.useRef(0);
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// Ref (not state) because setActive() always accompanies updates, providing the re-render.
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const lastUsedThumbIndexRef = React.useRef(-1);
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// Prevents duplicate listener registration when both pointer and touch events fire
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// for the same physical touch interaction.
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const pointerDownHandledRef = React.useRef(false);
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// Tracks which pointer owns the current drag session, so stray pointerup/pointermove
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// events from a second pointer don't interfere.
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const activePointerIdRef = React.useRef(-1);
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const cancelFocusFrame = useEventCallback(() => {
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if (focusFrameRef.current != null) {
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cancelAnimationFrame(focusFrameRef.current);
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focusFrameRef.current = null;
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}
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});
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// lastChangedValueRef is updated whenever onChange is triggered.
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const lastChangedValueRef = React.useRef(null);
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const [valueDerived, setValueState] = useControlled({
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controlled: valueProp,
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default: defaultValue ?? min,
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name: 'Slider'
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});
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const handleChange = useEventCallback((event, value, thumbIndex) => {
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// Redefine target to allow name and value to be read.
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// This allows seamless integration with the most popular form libraries.
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// https://github.com/mui/material-ui/issues/13485#issuecomment-676048492
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// Clone the event to not override `target` of the original event.
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const nativeEvent = 'nativeEvent' in event ? event.nativeEvent : event;
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const clonedEvent = new nativeEvent.constructor(nativeEvent.type, nativeEvent);
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Object.defineProperty(clonedEvent, 'target', {
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writable: true,
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value: {
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value,
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name
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}
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});
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lastChangedValueRef.current = value;
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onChange?.(clonedEvent, value, thumbIndex);
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});
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const range = Array.isArray(valueDerived);
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const values = React.useMemo(() => {
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if (typeof valueDerived === 'number') {
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return [clamp(valueDerived, min, max)];
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}
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if (valueDerived == null) {
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return [min];
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}
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const sortedValues = valueDerived.slice().sort(asc);
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for (let i = 0; i < sortedValues.length; i += 1) {
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const value = sortedValues[i];
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sortedValues[i] = value == null ? min : clamp(value, min, max);
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}
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return sortedValues;
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}, [valueDerived, min, max]);
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const marks = React.useMemo(() => {
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if (marksProp === true && step != null) {
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const generatedMarks = new Array(Math.floor((max - min) / step) + 1);
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for (let i = 0; i < generatedMarks.length; i += 1) {
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generatedMarks[i] = {
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value: min + step * i
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};
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}
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return generatedMarks;
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}
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return Array.isArray(marksProp) ? marksProp : EMPTY_MARKS;
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}, [marksProp, step, min, max]);
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const marksValues = React.useMemo(() => {
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const markValues = new Array(marks.length);
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for (let i = 0; i < marks.length; i += 1) {
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markValues[i] = marks[i].value;
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}
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return markValues;
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}, [marks]);
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const [focusedThumbIndex, setFocusedThumbIndex] = React.useState(-1);
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const sliderRef = React.useRef(null);
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const handleRef = useForkRef(ref, sliderRef);
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const createHandleHiddenInputFocus = otherHandlers => event => {
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const index = Number(event.currentTarget.getAttribute('data-index'));
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if (isFocusVisible(event.target)) {
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setFocusedThumbIndex(index);
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}
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setOpen(index);
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otherHandlers?.onFocus?.(event);
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};
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const createHandleHiddenInputBlur = otherHandlers => event => {
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if (!isFocusVisible(event.target)) {
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setFocusedThumbIndex(-1);
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}
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setOpen(-1);
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otherHandlers?.onBlur?.(event);
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};
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const changeValue = (event, valueInput) => {
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const index = Number(event.currentTarget.getAttribute('data-index'));
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const value = values[index];
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const marksIndex = marksValues.indexOf(value);
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let newValue = valueInput;
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if (marks && step == null) {
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const maxMarksValue = marksValues[marksValues.length - 1];
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if (newValue >= maxMarksValue) {
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newValue = maxMarksValue;
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} else if (newValue <= marksValues[0]) {
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newValue = marksValues[0];
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} else {
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newValue = newValue < value ? marksValues[marksIndex - 1] : marksValues[marksIndex + 1];
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}
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}
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newValue = clamp(newValue, min, max);
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if (range) {
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// Bound the new value to the thumb's neighbours.
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if (disableSwap) {
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newValue = clamp(newValue, values[index - 1] || -Infinity, values[index + 1] || Infinity);
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}
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const previousValue = newValue;
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newValue = setValueIndex(values, newValue, index);
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let activeIndex = index;
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// Potentially swap the index if needed.
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if (!disableSwap) {
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activeIndex = newValue.indexOf(previousValue);
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}
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focusThumb(sliderRef, activeIndex);
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}
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setValueState(newValue);
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setFocusedThumbIndex(index);
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if (onChange && !areValuesEqual(newValue, valueDerived)) {
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handleChange(event, newValue, index);
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}
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if (onChangeCommitted) {
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onChangeCommitted(event, lastChangedValueRef.current ?? newValue);
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}
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};
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const createHandleHiddenInputKeyDown = otherHandlers => event => {
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if (['ArrowUp', 'ArrowDown', 'ArrowLeft', 'ArrowRight', 'PageUp', 'PageDown', 'Home', 'End'].includes(event.key)) {
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event.preventDefault();
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const index = Number(event.currentTarget.getAttribute('data-index'));
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const value = values[index];
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let newValue = null;
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// Keys actions that change the value by more than the most granular `step`
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// value are only applied if the step not `null`.
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// When step is `null`, the `marks` prop is used instead to define valid values.
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if (step != null) {
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const stepSize = event.shiftKey ? shiftStep : step;
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switch (event.key) {
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case 'ArrowUp':
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newValue = getNewValue(value, stepSize, 1, min, max);
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break;
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case 'ArrowRight':
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newValue = getNewValue(value, stepSize, isRtl ? -1 : 1, min, max);
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break;
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case 'ArrowDown':
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newValue = getNewValue(value, stepSize, -1, min, max);
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break;
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case 'ArrowLeft':
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newValue = getNewValue(value, stepSize, isRtl ? 1 : -1, min, max);
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break;
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case 'PageUp':
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newValue = getNewValue(value, shiftStep, 1, min, max);
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break;
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case 'PageDown':
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newValue = getNewValue(value, shiftStep, -1, min, max);
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break;
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case 'Home':
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newValue = min;
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break;
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case 'End':
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newValue = max;
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break;
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default:
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break;
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}
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} else if (marks) {
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const maxMarksValue = marksValues[marksValues.length - 1];
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const currentMarkIndex = marksValues.indexOf(value);
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const decrementKeys = [isRtl ? 'ArrowRight' : 'ArrowLeft', 'ArrowDown', 'PageDown', 'Home'];
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const incrementKeys = [isRtl ? 'ArrowLeft' : 'ArrowRight', 'ArrowUp', 'PageUp', 'End'];
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if (decrementKeys.includes(event.key)) {
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if (currentMarkIndex === 0) {
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newValue = marksValues[0];
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} else {
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newValue = marksValues[currentMarkIndex - 1];
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}
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} else if (incrementKeys.includes(event.key)) {
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if (currentMarkIndex === marksValues.length - 1) {
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newValue = maxMarksValue;
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} else {
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newValue = marksValues[currentMarkIndex + 1];
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}
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}
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}
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if (newValue != null) {
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changeValue(event, newValue);
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}
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}
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otherHandlers?.onKeyDown?.(event);
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};
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useEnhancedEffect(() => {
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const activeElement = getActiveElement(ownerDocument(sliderRef.current));
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if (disabled && contains(sliderRef.current, activeElement)) {
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// This is necessary because Firefox and Safari will keep focus
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// on a disabled element:
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// https://codesandbox.io/p/sandbox/mui-pr-22247-forked-h151h?file=/src/App.js
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if (activeElement != null && 'blur' in activeElement) {
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activeElement.blur();
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}
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}
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}, [disabled]);
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if (disabled && active !== -1) {
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setActive(-1);
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}
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if (disabled && focusedThumbIndex !== -1) {
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setFocusedThumbIndex(-1);
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}
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const createHandleHiddenInputChange = otherHandlers => event => {
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otherHandlers.onChange?.(event);
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// Handles value changes reported through the hidden range input.
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changeValue(event, event.currentTarget.valueAsNumber);
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};
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const previousIndexRef = React.useRef(undefined);
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let axis = orientation;
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if (isRtl && orientation === 'horizontal') {
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axis += '-reverse';
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}
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// Converts finger coordinates to a slider value and determines the active thumb.
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// For range sliders, reads `previousIndexRef.current` to decide which thumb is active:
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// -1 = initial press → find closest thumb
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// ≥0 = drag in progress → keep same thumb
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// Callers must reset `previousIndexRef.current = -1` before calling on a new interaction.
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const getValueAtFinger = finger => {
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const {
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current: slider
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} = sliderRef;
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if (!slider) {
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return null;
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}
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const {
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width,
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height,
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bottom,
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left
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} = slider.getBoundingClientRect();
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let percent;
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if (axis.startsWith('vertical')) {
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percent = (bottom - finger.y) / height;
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} else {
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percent = (finger.x - left) / width;
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}
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if (axis.includes('-reverse')) {
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percent = 1 - percent;
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}
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let newValue;
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newValue = percentToValue(percent, min, max);
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if (step) {
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newValue = roundValueToStep(newValue, step, min);
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} else {
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const closestIndex = findClosest(marksValues, newValue);
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newValue = marksValues[closestIndex];
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}
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newValue = clamp(newValue, min, max);
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let activeIndex = 0;
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if (range) {
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const isDragging = previousIndexRef.current !== -1;
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activeIndex = isDragging ? previousIndexRef.current : findClosest(values, newValue, lastUsedThumbIndexRef.current);
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// Bound the new value to the thumb's neighbours.
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if (disableSwap) {
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newValue = clamp(newValue, values[activeIndex - 1] || -Infinity, values[activeIndex + 1] || Infinity);
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}
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const previousValue = newValue;
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newValue = setValueIndex(values, newValue, activeIndex);
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// Potentially swap the index if needed.
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if (!(disableSwap && isDragging)) {
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activeIndex = newValue.indexOf(previousValue);
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previousIndexRef.current = activeIndex;
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}
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}
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return {
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newValue,
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activeIndex
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};
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};
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const handleTouchMove = useEventCallback(nativeEvent => {
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// Ignore pointer events from a different pointer than the one that started the drag.
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if ('pointerId' in nativeEvent && nativeEvent.pointerId !== activePointerIdRef.current) {
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return;
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}
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const finger = trackFinger(nativeEvent, touchIdRef);
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if (!finger) {
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return;
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}
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moveCountRef.current += 1;
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// Cancel move in case some other element consumed a pointerup event and it was not fired.
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if (nativeEvent.type === 'pointermove' && nativeEvent.buttons === 0) {
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// eslint-disable-next-line @typescript-eslint/no-use-before-define
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handleTouchEnd(nativeEvent);
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return;
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}
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const newFingerValue = getValueAtFinger(finger);
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if (!newFingerValue) {
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return;
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}
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focusThumb(sliderRef, newFingerValue.activeIndex, setActive, false);
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lastUsedThumbIndexRef.current = newFingerValue.activeIndex;
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setValueState(newFingerValue.newValue);
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if (!dragging && moveCountRef.current > INTENTIONAL_DRAG_COUNT_THRESHOLD) {
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setDragging(true);
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|
}
|
|
if (onChange && !areValuesEqual(newFingerValue.newValue, valueDerived)) {
|
|
handleChange(nativeEvent, newFingerValue.newValue, newFingerValue.activeIndex);
|
|
}
|
|
});
|
|
const handleTouchEnd = useEventCallback(nativeEvent => {
|
|
// Ignore pointer events from a different pointer than the one that started the drag.
|
|
if ('pointerId' in nativeEvent && nativeEvent.pointerId !== activePointerIdRef.current) {
|
|
return;
|
|
}
|
|
const finger = trackFinger(nativeEvent, touchIdRef);
|
|
setDragging(false);
|
|
if (!finger) {
|
|
return;
|
|
}
|
|
const newFingerValue = getValueAtFinger(finger);
|
|
setActive(-1);
|
|
if (nativeEvent.type === 'touchend') {
|
|
setOpen(-1);
|
|
}
|
|
if (newFingerValue && onChangeCommitted) {
|
|
onChangeCommitted(nativeEvent, lastChangedValueRef.current ?? newFingerValue.newValue);
|
|
}
|
|
|
|
// Release pointer capture if applicable
|
|
if ('pointerType' in nativeEvent && sliderRef.current?.hasPointerCapture(nativeEvent.pointerId)) {
|
|
sliderRef.current.releasePointerCapture(nativeEvent.pointerId);
|
|
}
|
|
touchIdRef.current = undefined;
|
|
activePointerIdRef.current = -1;
|
|
|
|
// eslint-disable-next-line @typescript-eslint/no-use-before-define
|
|
stopListening();
|
|
});
|
|
const handleTouchStart = useEventCallback(nativeEvent => {
|
|
if (disabled) {
|
|
return;
|
|
}
|
|
|
|
// If the pointer path already handled this interaction,
|
|
// only record the touch identifier and skip duplicate listener registration.
|
|
if (pointerDownHandledRef.current) {
|
|
pointerDownHandledRef.current = false;
|
|
const touch = nativeEvent.changedTouches[0];
|
|
if (touch != null) {
|
|
touchIdRef.current = touch.identifier;
|
|
}
|
|
return;
|
|
}
|
|
const touch = nativeEvent.changedTouches[0];
|
|
if (touch != null) {
|
|
// A number that uniquely identifies the current finger in the touch session.
|
|
touchIdRef.current = touch.identifier;
|
|
}
|
|
const finger = trackFinger(nativeEvent, touchIdRef);
|
|
if (finger !== false) {
|
|
previousIndexRef.current = -1;
|
|
const newFingerValue = getValueAtFinger(finger);
|
|
if (newFingerValue) {
|
|
focusThumb(sliderRef, newFingerValue.activeIndex, setActive, false);
|
|
lastUsedThumbIndexRef.current = newFingerValue.activeIndex;
|
|
setValueState(newFingerValue.newValue);
|
|
if (onChange && !areValuesEqual(newFingerValue.newValue, valueDerived)) {
|
|
handleChange(nativeEvent, newFingerValue.newValue, newFingerValue.activeIndex);
|
|
}
|
|
}
|
|
}
|
|
moveCountRef.current = 0;
|
|
const doc = ownerDocument(sliderRef.current);
|
|
doc.addEventListener('touchmove', handleTouchMove, {
|
|
passive: true
|
|
});
|
|
doc.addEventListener('touchend', handleTouchEnd, {
|
|
passive: true
|
|
});
|
|
});
|
|
const stopListening = React.useCallback(() => {
|
|
const doc = ownerDocument(sliderRef.current);
|
|
doc.removeEventListener('pointermove', handleTouchMove);
|
|
doc.removeEventListener('pointerup', handleTouchEnd);
|
|
doc.removeEventListener('touchmove', handleTouchMove);
|
|
doc.removeEventListener('touchend', handleTouchEnd);
|
|
}, [handleTouchEnd, handleTouchMove]);
|
|
React.useEffect(() => {
|
|
const slider = sliderRef.current;
|
|
if (!slider) {
|
|
return undefined;
|
|
}
|
|
slider.addEventListener('touchstart', handleTouchStart, {
|
|
passive: true
|
|
});
|
|
return () => {
|
|
slider.removeEventListener('touchstart', handleTouchStart);
|
|
cancelFocusFrame();
|
|
stopListening();
|
|
};
|
|
}, [stopListening, handleTouchStart, cancelFocusFrame]);
|
|
React.useEffect(() => {
|
|
if (disabled) {
|
|
stopListening();
|
|
cancelFocusFrame();
|
|
}
|
|
}, [disabled, stopListening, cancelFocusFrame]);
|
|
const createHandlePointerDown = otherHandlers => event => {
|
|
otherHandlers.onPointerDown?.(event);
|
|
|
|
// On touch devices, the browser fires both pointerdown and touchstart for the
|
|
// same physical touch. Mark this BEFORE early returns so handleTouchStart always
|
|
// knows the pointer path saw this interaction — even if it was prevented or disabled.
|
|
if (event.pointerType === 'touch') {
|
|
pointerDownHandledRef.current = true;
|
|
}
|
|
if (disabled || event.defaultPrevented || event.button !== 0) {
|
|
return;
|
|
}
|
|
const finger = trackFinger(event, touchIdRef);
|
|
if (finger !== false) {
|
|
previousIndexRef.current = -1;
|
|
const newFingerValue = getValueAtFinger(finger);
|
|
if (newFingerValue) {
|
|
const thumbInput = sliderRef.current?.querySelector(`input[type="range"][data-index="${newFingerValue.activeIndex}"]`);
|
|
const doc = ownerDocument(sliderRef.current);
|
|
const pressedOnFocusedThumb = thumbInput != null && thumbInput === getActiveElement(doc);
|
|
setActive(newFingerValue.activeIndex);
|
|
lastUsedThumbIndexRef.current = newFingerValue.activeIndex;
|
|
if (pressedOnFocusedThumb) {
|
|
event.preventDefault();
|
|
} else {
|
|
cancelFocusFrame();
|
|
focusFrameRef.current = requestAnimationFrame(() => {
|
|
focusFrameRef.current = null;
|
|
focusThumb(sliderRef, newFingerValue.activeIndex, undefined, false);
|
|
});
|
|
}
|
|
setValueState(newFingerValue.newValue);
|
|
if (onChange && !areValuesEqual(newFingerValue.newValue, valueDerived)) {
|
|
handleChange(event, newFingerValue.newValue, newFingerValue.activeIndex);
|
|
}
|
|
}
|
|
}
|
|
moveCountRef.current = 0;
|
|
activePointerIdRef.current = event.pointerId;
|
|
const doc = ownerDocument(sliderRef.current);
|
|
|
|
// Use pointer capture for reliable drag tracking
|
|
try {
|
|
event.currentTarget.setPointerCapture(event.pointerId);
|
|
} catch {
|
|
// setPointerCapture can throw if the pointerId is invalid (e.g. synthetic
|
|
// events in tests, or the pointer was already released). The slider still
|
|
// works via document-level listeners; pointer capture is a progressive
|
|
// enhancement for reliable drag tracking.
|
|
}
|
|
doc.addEventListener('pointermove', handleTouchMove, {
|
|
passive: true
|
|
});
|
|
doc.addEventListener('pointerup', handleTouchEnd);
|
|
};
|
|
const trackOffset = valueToPercent(range ? values[0] : min, min, max);
|
|
const trackLeap = valueToPercent(values[values.length - 1], min, max) - trackOffset;
|
|
const getRootProps = (externalProps = EMPTY_OBJ) => {
|
|
const externalHandlers = extractEventHandlers(externalProps);
|
|
const ownEventHandlers = {
|
|
onPointerDown: createHandlePointerDown(externalHandlers)
|
|
};
|
|
const mergedEventHandlers = {
|
|
...externalHandlers,
|
|
...ownEventHandlers
|
|
};
|
|
return {
|
|
...externalProps,
|
|
ref: handleRef,
|
|
...mergedEventHandlers
|
|
};
|
|
};
|
|
const createHandleMouseOver = otherHandlers => event => {
|
|
otherHandlers.onMouseOver?.(event);
|
|
const index = Number(event.currentTarget.getAttribute('data-index'));
|
|
setOpen(index);
|
|
};
|
|
const createHandleMouseLeave = otherHandlers => event => {
|
|
otherHandlers.onMouseLeave?.(event);
|
|
setOpen(-1);
|
|
};
|
|
const getThumbProps = (externalProps = EMPTY_OBJ) => {
|
|
const externalHandlers = extractEventHandlers(externalProps);
|
|
const ownEventHandlers = {
|
|
onMouseOver: createHandleMouseOver(externalHandlers),
|
|
onMouseLeave: createHandleMouseLeave(externalHandlers)
|
|
};
|
|
return {
|
|
...externalProps,
|
|
...externalHandlers,
|
|
...ownEventHandlers
|
|
};
|
|
};
|
|
const getThumbStyle = index => {
|
|
let zIndex;
|
|
if (range) {
|
|
if (active === index) {
|
|
zIndex = 2;
|
|
} else if (lastUsedThumbIndexRef.current === index) {
|
|
zIndex = 1;
|
|
}
|
|
} else if (active === index) {
|
|
zIndex = 1;
|
|
}
|
|
return {
|
|
// So the non active thumb doesn't show its label on hover.
|
|
pointerEvents: active !== -1 && active !== index ? 'none' : undefined,
|
|
zIndex
|
|
};
|
|
};
|
|
let cssWritingMode;
|
|
if (orientation === 'vertical') {
|
|
cssWritingMode = isRtl ? 'vertical-rl' : 'vertical-lr';
|
|
}
|
|
const getHiddenInputProps = (externalProps = EMPTY_OBJ) => {
|
|
const externalHandlers = extractEventHandlers(externalProps);
|
|
const ownEventHandlers = {
|
|
onChange: createHandleHiddenInputChange(externalHandlers),
|
|
onFocus: createHandleHiddenInputFocus(externalHandlers),
|
|
onBlur: createHandleHiddenInputBlur(externalHandlers),
|
|
onKeyDown: createHandleHiddenInputKeyDown(externalHandlers)
|
|
};
|
|
const mergedEventHandlers = {
|
|
...externalHandlers,
|
|
...ownEventHandlers
|
|
};
|
|
return {
|
|
tabIndex,
|
|
'aria-labelledby': ariaLabelledby,
|
|
'aria-orientation': orientation,
|
|
'aria-valuemax': scale(max),
|
|
'aria-valuemin': scale(min),
|
|
name,
|
|
type: 'range',
|
|
min: parameters.min,
|
|
max: parameters.max,
|
|
step: parameters.step === null && parameters.marks ? 'any' : parameters.step ?? undefined,
|
|
disabled,
|
|
...externalProps,
|
|
...mergedEventHandlers,
|
|
style: {
|
|
...visuallyHidden,
|
|
direction: isRtl ? 'rtl' : 'ltr',
|
|
// So that VoiceOver's focus indicator matches the thumb's dimensions
|
|
width: '100%',
|
|
height: '100%',
|
|
writingMode: cssWritingMode
|
|
}
|
|
};
|
|
};
|
|
return {
|
|
active,
|
|
axis: axis,
|
|
axisProps,
|
|
dragging,
|
|
focusedThumbIndex,
|
|
getHiddenInputProps,
|
|
getRootProps,
|
|
getThumbProps,
|
|
marks,
|
|
open,
|
|
range,
|
|
rootRef: handleRef,
|
|
trackLeap,
|
|
trackOffset,
|
|
values,
|
|
getThumbStyle
|
|
};
|
|
} |