rc-segmented
Version:
React segmented controls used in ant.design
228 lines (222 loc) • 8.81 kB
JavaScript
import _extends from "@babel/runtime/helpers/esm/extends";
import _slicedToArray from "@babel/runtime/helpers/esm/slicedToArray";
import _objectWithoutProperties from "@babel/runtime/helpers/esm/objectWithoutProperties";
import _defineProperty from "@babel/runtime/helpers/esm/defineProperty";
import _objectSpread from "@babel/runtime/helpers/esm/objectSpread2";
import _typeof from "@babel/runtime/helpers/esm/typeof";
var _excluded = ["prefixCls", "direction", "vertical", "options", "disabled", "defaultValue", "value", "name", "onChange", "className", "motionName"];
import classNames from 'classnames';
import useMergedState from "rc-util/es/hooks/useMergedState";
import omit from "rc-util/es/omit";
import { composeRef } from "rc-util/es/ref";
import * as React from 'react';
import MotionThumb from "./MotionThumb";
function getValidTitle(option) {
if (typeof option.title !== 'undefined') {
return option.title;
}
// read `label` when title is `undefined`
if (_typeof(option.label) !== 'object') {
var _option$label;
return (_option$label = option.label) === null || _option$label === void 0 ? void 0 : _option$label.toString();
}
}
function normalizeOptions(options) {
return options.map(function (option) {
if (_typeof(option) === 'object' && option !== null) {
var validTitle = getValidTitle(option);
return _objectSpread(_objectSpread({}, option), {}, {
title: validTitle
});
}
return {
label: option === null || option === void 0 ? void 0 : option.toString(),
title: option === null || option === void 0 ? void 0 : option.toString(),
value: option
};
});
}
var InternalSegmentedOption = function InternalSegmentedOption(_ref) {
var prefixCls = _ref.prefixCls,
className = _ref.className,
disabled = _ref.disabled,
checked = _ref.checked,
label = _ref.label,
title = _ref.title,
value = _ref.value,
name = _ref.name,
onChange = _ref.onChange,
onFocus = _ref.onFocus,
onBlur = _ref.onBlur,
onKeyDown = _ref.onKeyDown,
onKeyUp = _ref.onKeyUp,
onMouseDown = _ref.onMouseDown;
var handleChange = function handleChange(event) {
if (disabled) {
return;
}
onChange(event, value);
};
return /*#__PURE__*/React.createElement("label", {
className: classNames(className, _defineProperty({}, "".concat(prefixCls, "-item-disabled"), disabled)),
onMouseDown: onMouseDown
}, /*#__PURE__*/React.createElement("input", {
name: name,
className: "".concat(prefixCls, "-item-input"),
type: "radio",
disabled: disabled,
checked: checked,
onChange: handleChange,
onFocus: onFocus,
onBlur: onBlur,
onKeyDown: onKeyDown,
onKeyUp: onKeyUp
}), /*#__PURE__*/React.createElement("div", {
className: "".concat(prefixCls, "-item-label"),
title: title,
"aria-selected": checked
}, label));
};
var Segmented = /*#__PURE__*/React.forwardRef(function (props, ref) {
var _segmentedOptions$, _classNames2;
var _props$prefixCls = props.prefixCls,
prefixCls = _props$prefixCls === void 0 ? 'rc-segmented' : _props$prefixCls,
direction = props.direction,
vertical = props.vertical,
_props$options = props.options,
options = _props$options === void 0 ? [] : _props$options,
disabled = props.disabled,
defaultValue = props.defaultValue,
value = props.value,
name = props.name,
onChange = props.onChange,
_props$className = props.className,
className = _props$className === void 0 ? '' : _props$className,
_props$motionName = props.motionName,
motionName = _props$motionName === void 0 ? 'thumb-motion' : _props$motionName,
restProps = _objectWithoutProperties(props, _excluded);
var containerRef = React.useRef(null);
var mergedRef = React.useMemo(function () {
return composeRef(containerRef, ref);
}, [containerRef, ref]);
var segmentedOptions = React.useMemo(function () {
return normalizeOptions(options);
}, [options]);
// Note: We should not auto switch value when value not exist in options
// which may break single source of truth.
var _useMergedState = useMergedState((_segmentedOptions$ = segmentedOptions[0]) === null || _segmentedOptions$ === void 0 ? void 0 : _segmentedOptions$.value, {
value: value,
defaultValue: defaultValue
}),
_useMergedState2 = _slicedToArray(_useMergedState, 2),
rawValue = _useMergedState2[0],
setRawValue = _useMergedState2[1];
// ======================= Change ========================
var _React$useState = React.useState(false),
_React$useState2 = _slicedToArray(_React$useState, 2),
thumbShow = _React$useState2[0],
setThumbShow = _React$useState2[1];
var handleChange = function handleChange(event, val) {
setRawValue(val);
onChange === null || onChange === void 0 || onChange(val);
};
var divProps = omit(restProps, ['children']);
// ======================= Focus ========================
var _React$useState3 = React.useState(false),
_React$useState4 = _slicedToArray(_React$useState3, 2),
isKeyboard = _React$useState4[0],
setIsKeyboard = _React$useState4[1];
var _React$useState5 = React.useState(false),
_React$useState6 = _slicedToArray(_React$useState5, 2),
isFocused = _React$useState6[0],
setIsFocused = _React$useState6[1];
var handleFocus = function handleFocus() {
setIsFocused(true);
};
var handleBlur = function handleBlur() {
setIsFocused(false);
};
var handleMouseDown = function handleMouseDown() {
setIsKeyboard(false);
};
// capture keyboard tab interaction for correct focus style
var handleKeyUp = function handleKeyUp(event) {
if (event.key === 'Tab') {
setIsKeyboard(true);
}
};
// ======================= Keyboard ========================
var onOffset = function onOffset(offset) {
var currentIndex = segmentedOptions.findIndex(function (option) {
return option.value === rawValue;
});
var total = segmentedOptions.length;
var nextIndex = (currentIndex + offset + total) % total;
var nextOption = segmentedOptions[nextIndex];
if (nextOption) {
setRawValue(nextOption.value);
onChange === null || onChange === void 0 || onChange(nextOption.value);
}
};
var handleKeyDown = function handleKeyDown(event) {
switch (event.key) {
case 'ArrowLeft':
case 'ArrowUp':
onOffset(-1);
break;
case 'ArrowRight':
case 'ArrowDown':
onOffset(1);
break;
}
};
return /*#__PURE__*/React.createElement("div", _extends({
role: "radiogroup",
"aria-label": "segmented control",
tabIndex: disabled ? undefined : 0
}, divProps, {
className: classNames(prefixCls, (_classNames2 = {}, _defineProperty(_classNames2, "".concat(prefixCls, "-rtl"), direction === 'rtl'), _defineProperty(_classNames2, "".concat(prefixCls, "-disabled"), disabled), _defineProperty(_classNames2, "".concat(prefixCls, "-vertical"), vertical), _classNames2), className),
ref: mergedRef
}), /*#__PURE__*/React.createElement("div", {
className: "".concat(prefixCls, "-group")
}, /*#__PURE__*/React.createElement(MotionThumb, {
vertical: vertical,
prefixCls: prefixCls,
value: rawValue,
containerRef: containerRef,
motionName: "".concat(prefixCls, "-").concat(motionName),
direction: direction,
getValueIndex: function getValueIndex(val) {
return segmentedOptions.findIndex(function (n) {
return n.value === val;
});
},
onMotionStart: function onMotionStart() {
setThumbShow(true);
},
onMotionEnd: function onMotionEnd() {
setThumbShow(false);
}
}), segmentedOptions.map(function (segmentedOption) {
var _classNames3;
return /*#__PURE__*/React.createElement(InternalSegmentedOption, _extends({}, segmentedOption, {
name: name,
key: segmentedOption.value,
prefixCls: prefixCls,
className: classNames(segmentedOption.className, "".concat(prefixCls, "-item"), (_classNames3 = {}, _defineProperty(_classNames3, "".concat(prefixCls, "-item-selected"), segmentedOption.value === rawValue && !thumbShow), _defineProperty(_classNames3, "".concat(prefixCls, "-item-focused"), isFocused && isKeyboard && segmentedOption.value === rawValue), _classNames3)),
checked: segmentedOption.value === rawValue,
onChange: handleChange,
onFocus: handleFocus,
onBlur: handleBlur,
onKeyDown: handleKeyDown,
onKeyUp: handleKeyUp,
onMouseDown: handleMouseDown,
disabled: !!disabled || !!segmentedOption.disabled
}));
})));
});
if (process.env.NODE_ENV !== 'production') {
Segmented.displayName = 'Segmented';
}
var TypedSegmented = Segmented;
export default TypedSegmented;