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@arco-design/web-react

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Arco Design React UI Library.

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"use strict"; var __assign = (this && this.__assign) || function () { __assign = Object.assign || function(t) { for (var s, i = 1, n = arguments.length; i < n; i++) { s = arguments[i]; for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p)) t[p] = s[p]; } return t; }; return __assign.apply(this, arguments); }; var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) { if (k2 === undefined) k2 = k; Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } }); }) : (function(o, m, k, k2) { if (k2 === undefined) k2 = k; o[k2] = m[k]; })); var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? 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'' : _e, title = props.title, icon = props.icon, checkable = props.checkable, selected = props.selected, disabled = props.disabled, disableCheckbox = props.disableCheckbox, isLeaf = props.isLeaf, draggable = props.draggable, expanded = props.expanded, showLine = props.showLine, loading = props.loading, _f = props.selectable, selectable = _f === void 0 ? true : _f; var prefixCls = getPrefixCls('tree-node'); var classNames = (0, classNames_1.default)(prefixCls, (_a = {}, _a[prefixCls + "-selected"] = selected, _a[prefixCls + "-is-leaf"] = isLeaf, _a[prefixCls + "-expanded"] = expanded, _a[prefixCls + "-disabled-selectable"] = !selectable, _a[prefixCls + "-disabled"] = disabled, _a[prefixCls + "-draggable"] = draggable, _a), props.className); var icons = (function () { var treeIcons = (0, is_1.isFunction)(treeContext.icons) ? treeContext.icons(props) : treeContext.icons; var propsIcons = (0, is_1.isFunction)(props.icons) ? props.icons(props) : props.icons; return __assign(__assign({}, treeIcons), propsIcons); })(); var setExpand = (0, react_1.useCallback)(function (newExpand) { if (newExpand === expanded) { return; } treeContext.onExpand && treeContext.onExpand(newExpand, _key); }, [expanded, treeContext.onExpand]); var switchExpandStatus = (0, react_1.useCallback)(function () { return __awaiter(_this, void 0, void 0, function () { var isLeaf, expanded; var _a; return __generator(this, function (_b) { switch (_b.label) { case 0: isLeaf = props.isLeaf, expanded = props.expanded; if (isLeaf) { return [2 /*return*/]; } if (!(!((_a = props.childrenData) === null || _a === void 0 ? void 0 : _a.length) && (0, is_1.isFunction)(treeContext.loadMore) && !expanded)) return [3 /*break*/, 2]; return [4 /*yield*/, treeContext.loadMore(props)]; case 1: _b.sent(); return [3 /*break*/, 3]; case 2: setExpand(!expanded); _b.label = 3; case 3: return [2 /*return*/]; } }); }); }, [props, setExpand, treeContext.loadMore]); var getPrefixIcon = function () { if (loading) { return 'loadingIcon' in icons ? icons.loadingIcon : react_1.default.createElement(IconLoading_1.default, null); } var icon = null; var needIconHover = false; if (!isLeaf) { var defaultIcon = showLine ? (react_1.default.createElement("span", { className: prefixCls + "-" + (expanded ? 'minus' : 'plus') + "-icon" })) : (react_1.default.createElement(IconCaretDown_1.default, null)); icon = 'switcherIcon' in icons ? icons.switcherIcon : defaultIcon; needIconHover = !showLine; } else if (showLine) { icon = 'switcherIcon' in icons ? icons.switcherIcon : react_1.default.createElement(IconFile_1.default, null); needIconHover = true; } if (icon) { icon = (react_1.default.createElement("span", { className: prefixCls + "-switcher-icon", "aria-label": expanded ? 'fold button' : 'expand button', role: "button", tabIndex: 0, onClick: switchExpandStatus }, icon)); return needIconHover ? react_1.default.createElement(icon_hover_1.default, { prefix: prefixCls }, icon) : icon; } }; var updateDragOverState = (0, react_1.useCallback)((0, throttleByRaf_1.default)(function (e) { var dom = nodeTitleRef.current; if (!dom) return; var rect = dom.getBoundingClientRect(); var offsetY = window.pageYOffset + rect.top; var pageY = e.pageY; var gapHeight = rect.height / 4; var diff = pageY - offsetY; var position = diff < gapHeight ? -1 : diff < rect.height - gapHeight ? 0 : 1; var isAllowDrop = treeContext.allowDrop(props, position); setState(__assign(__assign({}, state), { isAllowDrop: isAllowDrop, isDragOver: true, dragPosition: position })); treeContext.onNodeDragOver && treeContext.onNodeDragOver(e, props, position); }), [treeContext.onNodeDragOver]); var handleCheck = (0, react_1.useCallback)(function (checked, e) { var disableCheckbox = props.disableCheckbox, disabled = props.disabled; if (disableCheckbox || disabled) { return; } treeContext.onCheck && treeContext.onCheck(checked, _key, e); }, [props.disabled, props.disableCheckbox]); return (react_1.default.createElement(react_1.default.Fragment, null, react_1.default.createElement("div", { style: props.style, className: classNames, ref: ref, role: "treeitem", "aria-disabled": disabled, "aria-expanded": expanded, "aria-level": props._level }, react_1.default.createElement("span", { className: prefixCls + "-indent", "aria-hidden": true }, __spreadArray([], __read(Array(props._level)), false).map(function (_, i) { var _a; return (react_1.default.createElement("span", { className: (0, classNames_1.default)(prefixCls + "-indent-block", (_a = {}, _a[prefixCls + "-indent-block-lineless"] = props._lineless && props._lineless[i], _a)), key: i })); })), react_1.default.createElement("span", { className: (0, classNames_1.default)(prefixCls + "-switcher", (_b = {}, _b[prefixCls + "-switcher-expanded"] = expanded, _b)) }, getPrefixIcon()), checkable ? (react_1.default.createElement(Checkbox_1.default, { disabled: disableCheckbox || disabled, value: _key, indeterminate: props.indeterminated, checked: props.checked, onChange: handleCheck })) : null, react_1.default.createElement("span", { "aria-grabbed": state.isDragging, ref: nodeTitleRef, className: (0, classNames_1.default)(prefixCls + "-title", (_c = {}, _c[prefixCls + "-title-draggable"] = draggable, _c[prefixCls + "-title-gap-top"] = state.isDragOver && state.isAllowDrop && state.dragPosition < 0, _c[prefixCls + "-title-gap-bottom"] = state.isDragOver && state.isAllowDrop && state.dragPosition > 0, _c[prefixCls + "-title-highlight"] = !state.isDragging && state.isDragOver && state.isAllowDrop && state.dragPosition === 0, _c[prefixCls + "-title-dragging"] = state.isDragging, _c[prefixCls + "-title-block"] = props.blockNode, _c)), onClick: function (e) { var onSelect = treeContext.onSelect, actionOnClick = treeContext.actionOnClick; if (!props.disabled) { var actions = [].concat(actionOnClick); if (selectable && actions.indexOf('select') > -1) { onSelect && onSelect(_key, e); } if (actions.indexOf('expand') > -1) { switchExpandStatus(); } if (checkable && actions.indexOf('check') > -1) { handleCheck(!props.checked, e); } } }, draggable: draggable, onDrop: function (e) { e.stopPropagation(); e.preventDefault(); treeContext.onNodeDrop && treeContext.onNodeDrop(e, props, state.dragPosition); updateDragOverState.cancel(); setState(__assign(__assign({}, state), { isDragOver: false, dragPosition: 0 })); }, onDragStart: function (e) { if (!draggable) return; e.stopPropagation(); // 当前节点正在被拖拽 setState(__assign(__assign({}, state), { isDragging: true })); try { // ie throw error // firefox-need-it e.dataTransfer.setData('text/plain', ''); } catch (error) { // empty } treeContext.onNodeDragStart && treeContext.onNodeDragStart(e, props); }, onDragEnd: function (e) { if (!draggable) return; e.stopPropagation(); updateDragOverState.cancel(); setState(__assign(__assign({}, state), { isDragOver: false, isDragging: false })); treeContext.onNodeDragEnd && treeContext.onNodeDragEnd(e, props); }, onDragOver: function (e) { e.preventDefault(); e.stopPropagation(); e.persist(); updateDragOverState(e); }, onDragLeave: function (e) { if (!draggable) return; e.stopPropagation(); updateDragOverState.cancel(); setState(__assign(__assign({}, state), { isDragOver: false })); treeContext.onNodeDragLeave && treeContext.onNodeDragLeave(e, props); } }, icon && react_1.default.createElement("span", { className: prefixCls + "-icon " + prefixCls + "-custom-icon" }, icon), react_1.default.createElement("span", { className: prefixCls + "-title-text" }, (0, is_1.isFunction)(treeContext.renderTitle) ? treeContext.renderTitle(props) : title), draggable && (react_1.default.createElement("span", { className: prefixCls + "-icon " + prefixCls + "-drag-icon" }, 'dragIcon' in icons ? icons.dragIcon : react_1.default.createElement(IconDragDotVertical_1.default, null)))), (0, is_1.isFunction)(treeContext.renderExtra) && treeContext.renderExtra(props)), treeContext.animation && react_1.default.createElement(animation_1.default, __assign({}, props)))); } var TreeNodeComponent = (0, react_1.forwardRef)(TreeNode); TreeNodeComponent.displayName = 'TreeNode'; exports.default = react_1.default.memo(TreeNodeComponent);