@orca-fe/pocket
Version:
UI components by orca-team
80 lines • 4.96 kB
JavaScript
var _excluded = ["className", "open", "height", "defaultHeight", "style"];
function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
function _defineProperty(obj, key, value) { key = _toPropertyKey(key); if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == typeof i ? i : String(i); }
function _toPrimitive(t, r) { if ("object" != typeof t || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != typeof i) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
function _objectWithoutProperties(source, excluded) { if (source == null) return {}; var target = _objectWithoutPropertiesLoose(source, excluded); var key, i; if (Object.getOwnPropertySymbols) { var sourceSymbolKeys = Object.getOwnPropertySymbols(source); for (i = 0; i < sourceSymbolKeys.length; i++) { key = sourceSymbolKeys[i]; if (excluded.indexOf(key) >= 0) continue; if (!Object.prototype.propertyIsEnumerable.call(source, key)) continue; target[key] = source[key]; } } return target; }
function _objectWithoutPropertiesLoose(source, excluded) { if (source == null) return {}; var target = {}; var sourceKeys = Object.keys(source); var key, i; for (i = 0; i < sourceKeys.length; i++) { key = sourceKeys[i]; if (excluded.indexOf(key) >= 0) continue; target[key] = source[key]; } return target; }
import { useMount, useMemoizedFn, useUpdateEffect } from 'ahooks';
import React, { useImperativeHandle, useRef } from 'react';
import useStyles from "./OpenBox.style";
import { jsx as _jsx } from "react/jsx-runtime";
var OpenBox = /*#__PURE__*/React.forwardRef((props, pRef) => {
var _props$className = props.className,
className = _props$className === void 0 ? '' : _props$className,
open = props.open,
_props$height = props.height,
height = _props$height === void 0 ? 0 : _props$height,
_props$defaultHeight = props.defaultHeight,
defaultHeight = _props$defaultHeight === void 0 ? 'auto' : _props$defaultHeight,
style = props.style,
otherProps = _objectWithoutProperties(props, _excluded);
var styles = useStyles();
var ref = useRef(null);
useImperativeHandle(pRef, () => ref.current);
useMount(() => {
if (ref.current) {
if (open) {
if (defaultHeight === 'auto' || ref.current.scrollHeight === defaultHeight) {
return;
}
ref.current.style.height = `${ref.current.scrollHeight}px`;
} else {
ref.current.style.height = `${height}px`;
}
}
});
useUpdateEffect(() => {
var dom = ref.current;
if (dom) {
if (open) {
var scrollHeight = dom.scrollHeight;
if (dom.clientHeight >= scrollHeight && height >= scrollHeight) {
// 如果展开高度和当前高度一样，则重新计算一次内部元素高度
var top = Infinity;
var bottom = -Infinity;
for (var _i = 0, _Array$from = Array.from(dom.children); _i < _Array$from.length; _i++) {
var child = _Array$from[_i];
var bounds = child.getBoundingClientRect();
top = Math.min(top, bounds.top);
bottom = Math.max(bottom, bounds.top + bounds.height);
}
var contentHeight = bottom - top;
// 更新目标高度
if (contentHeight > 0 && contentHeight !== scrollHeight) {
scrollHeight = contentHeight;
}
}
ref.current.style.height = `${scrollHeight}px`;
} else {
ref.current.style.height = `${ref.current.clientHeight}px`;
setTimeout(() => {
if (ref.current) ref.current.style.height = `${height}px`;
}, 16);
}
}
}, [open]);
var handleTransitionEnd = useMemoizedFn(() => {
if (ref.current) ref.current.style.height = open ? '' : `${height}px`;
});
return /*#__PURE__*/_jsx("div", _objectSpread({
ref: ref,
className: `${styles.root} ${className}`,
onTransitionEnd: handleTransitionEnd,
style: _objectSpread({
height: defaultHeight
}, style)
}, otherProps));
});
export default OpenBox;