114 lines
4.5 KiB
JavaScript
114 lines
4.5 KiB
JavaScript
import _extends from "@babel/runtime/helpers/esm/extends";
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import _objectSpread from "@babel/runtime/helpers/esm/objectSpread2";
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import _defineProperty from "@babel/runtime/helpers/esm/defineProperty";
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import _objectWithoutProperties from "@babel/runtime/helpers/esm/objectWithoutProperties";
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var _excluded = ["prefixCls", "value", "valueIndex", "onStartMove", "style", "render", "dragging", "onOffsetChange"];
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import * as React from 'react';
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import classNames from 'classnames';
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import KeyCode from "rc-util/es/KeyCode";
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import SliderContext from '../context';
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import { getDirectionStyle, getIndex } from '../util';
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var Handle = /*#__PURE__*/React.forwardRef(function (props, ref) {
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var _classNames, _getIndex;
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var prefixCls = props.prefixCls,
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value = props.value,
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valueIndex = props.valueIndex,
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onStartMove = props.onStartMove,
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style = props.style,
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render = props.render,
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dragging = props.dragging,
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onOffsetChange = props.onOffsetChange,
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restProps = _objectWithoutProperties(props, _excluded);
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var _React$useContext = React.useContext(SliderContext),
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min = _React$useContext.min,
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max = _React$useContext.max,
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direction = _React$useContext.direction,
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disabled = _React$useContext.disabled,
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keyboard = _React$useContext.keyboard,
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range = _React$useContext.range,
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tabIndex = _React$useContext.tabIndex,
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ariaLabelForHandle = _React$useContext.ariaLabelForHandle,
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ariaLabelledByForHandle = _React$useContext.ariaLabelledByForHandle,
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ariaValueTextFormatterForHandle = _React$useContext.ariaValueTextFormatterForHandle;
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var handlePrefixCls = "".concat(prefixCls, "-handle");
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// ============================ Events ============================
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var onInternalStartMove = function onInternalStartMove(e) {
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if (!disabled) {
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onStartMove(e, valueIndex);
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}
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};
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// =========================== Keyboard ===========================
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var onKeyDown = function onKeyDown(e) {
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if (!disabled && keyboard) {
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var offset = null;
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// Change the value
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switch (e.which || e.keyCode) {
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case KeyCode.LEFT:
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offset = direction === 'ltr' || direction === 'btt' ? -1 : 1;
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break;
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case KeyCode.RIGHT:
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offset = direction === 'ltr' || direction === 'btt' ? 1 : -1;
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break;
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// Up is plus
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case KeyCode.UP:
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offset = direction !== 'ttb' ? 1 : -1;
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break;
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// Down is minus
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case KeyCode.DOWN:
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offset = direction !== 'ttb' ? -1 : 1;
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break;
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case KeyCode.HOME:
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offset = 'min';
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break;
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case KeyCode.END:
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offset = 'max';
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break;
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case KeyCode.PAGE_UP:
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offset = 2;
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break;
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case KeyCode.PAGE_DOWN:
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offset = -2;
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break;
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}
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if (offset !== null) {
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e.preventDefault();
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onOffsetChange(offset, valueIndex);
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}
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}
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};
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// ============================ Offset ============================
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var positionStyle = getDirectionStyle(direction, value, min, max);
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// ============================ Render ============================
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var handleNode = /*#__PURE__*/React.createElement("div", _extends({
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ref: ref,
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className: classNames(handlePrefixCls, (_classNames = {}, _defineProperty(_classNames, "".concat(handlePrefixCls, "-").concat(valueIndex + 1), range), _defineProperty(_classNames, "".concat(handlePrefixCls, "-dragging"), dragging), _classNames)),
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style: _objectSpread(_objectSpread({}, positionStyle), style),
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onMouseDown: onInternalStartMove,
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onTouchStart: onInternalStartMove,
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onKeyDown: onKeyDown,
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tabIndex: disabled ? null : getIndex(tabIndex, valueIndex),
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role: "slider",
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"aria-valuemin": min,
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"aria-valuemax": max,
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"aria-valuenow": value,
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"aria-disabled": disabled,
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"aria-label": getIndex(ariaLabelForHandle, valueIndex),
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"aria-labelledby": getIndex(ariaLabelledByForHandle, valueIndex),
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"aria-valuetext": (_getIndex = getIndex(ariaValueTextFormatterForHandle, valueIndex)) === null || _getIndex === void 0 ? void 0 : _getIndex(value),
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"aria-orientation": direction === 'ltr' || direction === 'rtl' ? 'horizontal' : 'vertical'
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}, restProps));
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// Customize
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if (render) {
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handleNode = render(handleNode, {
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index: valueIndex,
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prefixCls: prefixCls,
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value: value,
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dragging: dragging
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});
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}
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return handleNode;
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});
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if (process.env.NODE_ENV !== 'production') {
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Handle.displayName = 'Handle';
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}
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export default Handle; |