@nutui/nutui-react-taro
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京东风格的轻量级移动端 React 组件库，支持一套代码生成 H5 和小程序
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JavaScript
import { _ as _define_property } from "@swc/helpers/_/_define_property";
import { _ as _object_spread } from "@swc/helpers/_/_object_spread";
import { _ as _object_spread_props } from "@swc/helpers/_/_object_spread_props";
import { _ as _object_without_properties } from "@swc/helpers/_/_object_without_properties";
import { _ as _sliced_to_array } from "@swc/helpers/_/_sliced_to_array";
import React, { useEffect, useRef, useState } from "react";
import { ScrollView, View } from "@tarojs/components";
import classNames from "classnames";
import { JoySmile } from "@nutui/icons-react-taro";
import Taro, { createSelectorQuery, nextTick } from "@tarojs/taro";
import { ComponentDefaults } from "../../utils/typings";
import TabPane from "../tabpane/index";
import { usePropsValue } from "../../hooks/use-props-value";
import { useForceUpdate } from "../../hooks/use-force-update";
import raf from "../../utils/raf";
import { useUuid } from "../../hooks/use-uuid";
import { useRtl } from "../configprovider/configprovider";
var defaultProps = _object_spread_props(_object_spread({}, ComponentDefaults), {
tabStyle: {},
activeColor: '',
direction: 'horizontal',
activeType: 'line',
duration: 300,
autoHeight: false
});
var classPrefix = 'nut-tabs';
export var Tabs = function(props) {
var rtl = useRtl();
var _ref = _object_spread({}, defaultProps, props), activeColor = _ref.activeColor, tabStyle = _ref.tabStyle, direction = _ref.direction, activeType = _ref.activeType, duration = _ref.duration, align = _ref.align, title = _ref.title, name = _ref.name, children = _ref.children, onClick = _ref.onClick, onChange = _ref.onChange, className = _ref.className, autoHeight = _ref.autoHeight, outerValue = _ref.value, outerDefaultValue = _ref.defaultValue, rest = _object_without_properties(_ref, [
"activeColor",
"tabStyle",
"direction",
"activeType",
"duration",
"align",
"title",
"name",
"children",
"onClick",
"onChange",
"className",
"autoHeight",
"value",
"defaultValue"
]);
var uuid = useUuid();
var _usePropsValue = _sliced_to_array(usePropsValue({
value: outerValue,
defaultValue: outerDefaultValue,
onChange: onChange
}), 2), value = _usePropsValue[0], setValue = _usePropsValue[1];
var titleItemsRef = useRef([]);
var getTitles = function() {
var titles = [];
React.Children.forEach(children, function(child, idx) {
if (/*#__PURE__*/ React.isValidElement(child)) {
var _$props = child.props;
if ((_$props === null || _$props === void 0 ? void 0 : _$props.title) || (_$props === null || _$props === void 0 ? void 0 : _$props.value)) {
titles.push({
title: _$props.title,
value: _$props.value || idx,
disabled: _$props.disabled
});
}
}
});
return titles;
};
var titles = useRef(getTitles());
var forceUpdate = useForceUpdate();
useEffect(function() {
titles.current = getTitles();
var current = '';
titles.current.forEach(function(title) {
if (title.value === value) {
current = value;
}
});
if (current !== '' && current !== value) {
setValue(current);
} else {
forceUpdate();
}
}, [
children
]);
var classes = classNames(classPrefix, "".concat(classPrefix, "-").concat(direction), className);
var _obj;
var classesTitle = classNames("".concat(classPrefix, "-titles"), (_obj = {}, _define_property(_obj, "".concat(classPrefix, "-titles-").concat(activeType), activeType), _define_property(_obj, "".concat(classPrefix, "-titles-").concat(align), align), _obj));
var getRect = function(selector) {
return new Promise(function(resolve) {
createSelectorQuery().select(selector).boundingClientRect().exec(function() {
var rect = arguments.length > 0 && arguments[0] !== void 0 ? arguments[0] : [];
resolve(rect[0]);
});
});
};
var getAllRect = function(selector) {
return new Promise(function(resolve) {
createSelectorQuery().selectAll(selector).boundingClientRect().exec(function() {
var rect = arguments.length > 0 && arguments[0] !== void 0 ? arguments[0] : [];
resolve(rect[0]);
});
});
};
var scrollWithAnimation = useRef(false);
var _useState = _sliced_to_array(useState(0), 2), scrollLeft = _useState[0], setScrollLeft = _useState[1];
var _useState1 = _sliced_to_array(useState(0), 2), scrollTop = _useState1[0], setScrollTop = _useState1[1];
var scrollDirection = function(to, direction) {
// 使用ScrollView组件此处不需要手动raf scrollLeft
if (direction === 'horizontal') setScrollLeft(to);
else setScrollTop(to);
};
var scrollIntoView = function(index) {
raf(function() {
Promise.all([
getRect("#nut-tabs-titles-".concat(name || uuid)),
getAllRect("#nut-tabs-titles-".concat(name || uuid, " .nut-tabs-titles-item"))
]).then(function(param) {
var _param = _sliced_to_array(param, 2), navRect = _param[0], titleRects = _param[1];
var titleRect = titleRects[index];
if (!titleRect) return;
var to = 0;
if (direction === 'vertical') {
var totalHeight = titleRects.reduce(function(sum, curr) {
return sum + curr.height;
}, 0);
var top = titleRects.slice(0, index).reduce(function(prev, curr) {
return prev + curr.height;
}, 0);
to = Math.min(Math.max(0, top - (navRect.height - titleRect.height) / 2), totalHeight - navRect.height);
} else {
var totalWidth = titleRects.reduce(function(sum, curr) {
return sum + curr.width;
}, 0);
var left = titleRects.slice(0, index).reduce(function(prev, curr) {
return prev + curr.width;
}, 0);
to = Math.min(Math.max(0, left - (navRect.width - titleRect.width) / 2), totalWidth - navRect.width);
}
scrollDirection(to, direction);
nextTick(function() {
scrollWithAnimation.current = true;
});
});
});
};
var getContentStyle = function() {
var index = titles.current.findIndex(function(t) {
return String(t.value) === String(value);
});
index = index < 0 ? 0 : index;
return {
transform: direction === 'horizontal' ? "translate3d(".concat(rtl ? '' : '-').concat(index * 100, "%, 0, 0)") : "translate3d( 0, -".concat(index * 100, "%, 0)"),
transitionDuration: "".concat(duration, "ms")
};
};
useEffect(function() {
var index = titles.current.findIndex(function(t) {
return String(t.value) === String(value);
});
index = index < 0 ? 0 : index;
scrollIntoView(index);
}, [
value
]);
var tabChange = function(item) {
onClick && onClick(item.value);
if (!item.disabled) {
setValue(item.value);
}
};
return /*#__PURE__*/ React.createElement(View, _object_spread({
className: classes
}, rest), /*#__PURE__*/ React.createElement(ScrollView, {
enableFlex: true,
scrollX: direction === 'horizontal',
scrollY: direction === 'vertical',
scrollLeft: scrollLeft,
scrollTop: scrollTop,
enhanced: true,
showScrollbar: false,
scrollWithAnimation: rtl && Taro.getEnv() !== 'WEB' ? false : scrollWithAnimation.current,
id: "nut-tabs-titles-".concat(name || uuid),
className: classesTitle,
style: tabStyle
}, /*#__PURE__*/ React.createElement(View, {
className: "nut-tabs-list"
}, !!title && typeof title === 'function' ? title() : titles.current.map(function(item, index) {
var _obj;
return /*#__PURE__*/ React.createElement(View, {
key: item.value,
ref: function(ref) {
return titleItemsRef.current.push(ref);
},
id: "scrollIntoView".concat(index),
onClick: function() {
return tabChange(item);
},
className: classNames("".concat(classPrefix, "-titles-item"), (_obj = {}, _define_property(_obj, "nut-tabs-titles-item-active", !item.disabled && String(item.value) === String(value)), _define_property(_obj, "nut-tabs-titles-item-disabled", item.disabled), _define_property(_obj, "nut-tabs-titles-item-".concat(align), align), _obj))
}, activeType === 'line' && /*#__PURE__*/ React.createElement(View, {
className: classNames("".concat(classPrefix, "-titles-item-line"), "".concat(classPrefix, "-titles-item-line-").concat(direction)),
style: {
background: activeColor
}
}), activeType === 'smile' && /*#__PURE__*/ React.createElement(View, {
className: "".concat(classPrefix, "-titles-item-smile")
}, /*#__PURE__*/ React.createElement(JoySmile, {
color: activeColor
})), /*#__PURE__*/ React.createElement(View, {
className: classNames(_define_property({}, "".concat(classPrefix, "-ellipsis"), direction === 'vertical'), "".concat(classPrefix, "-titles-item-text")),
style: {
color: activeColor
}
}, item.title));
}))), /*#__PURE__*/ React.createElement(View, {
className: "".concat(classPrefix, "-content-wrap")
}, /*#__PURE__*/ React.createElement(View, {
className: "".concat(classPrefix, "-content"),
style: getContentStyle()
}, React.Children.map(children, function(child, idx) {
if (!/*#__PURE__*/ React.isValidElement(child)) return null;
return /*#__PURE__*/ React.cloneElement(child, _object_spread_props(_object_spread({}, child.props), {
active: value === child.props.value,
autoHeightClassName: autoHeight && String(value) !== String(child.props.value || idx) ? 'inactive' : undefined
}));
}))));
};
Tabs.displayName = 'NutTabs';
Tabs.TabPane = TabPane;