choerodon-ui/es/tree/index.js

An enterprise-class UI design language and React-based implementation

import _extends from "@babel/runtime/helpers/extends";
import _objectSpread from "@babel/runtime/helpers/objectSpread2";
import _typeof from "@babel/runtime/helpers/typeof";
import _classCallCheck from "@babel/runtime/helpers/classCallCheck";
import _createClass from "@babel/runtime/helpers/createClass";
import _inherits from "@babel/runtime/helpers/inherits";
import _possibleConstructorReturn from "@babel/runtime/helpers/possibleConstructorReturn";
import _getPrototypeOf from "@babel/runtime/helpers/getPrototypeOf";

function _createSuper(Derived) {
  function isNativeReflectConstruct() {
    if (typeof Reflect === "undefined" || !Reflect.construct) return false;
    if (Reflect.construct.sham) return false;
    if (typeof Proxy === "function") return true;

    try {
      Date.prototype.toString.call(Reflect.construct(Date, [], function () {}));
      return true;
    } catch (e) {
      return false;
    }
  }

  return function () {
    var Super = _getPrototypeOf(Derived),
        result;

    if (isNativeReflectConstruct()) {
      var NewTarget = _getPrototypeOf(this).constructor;

      result = Reflect.construct(Super, arguments, NewTarget);
    } else {
      result = Super.apply(this, arguments);
    }

    return _possibleConstructorReturn(this, result);
  };
}

import React, { Component } from 'react';
import classNames from 'classnames';
import DirectoryTree from './DirectoryTree';
import animation from '../_util/openAnimation';
import RcTree, { TreeNode } from '../rc-components/tree';
import Icon from '../icon';
import Progress from '../progress';
import { ProgressType } from '../progress/enum';
import { Size } from '../_util/enum';
import { getPrefixCls as _getPrefixCls } from '../configure';
import { isValidElement, cloneElement } from '../_util/reactNode';
export { TreeNode };

var Tree =
/*#__PURE__*/
function (_Component) {
  _inherits(Tree, _Component);

  var _super = _createSuper(Tree);

  function Tree() {
    var _this;

    _classCallCheck(this, Tree);

    _this = _super.apply(this, arguments);

    _this.renderSwitcherIcon = function (_ref) {
      var isLeaf = _ref.isLeaf,
          loading = _ref.loading;
      var _this$props = _this.props,
          showLine = _this$props.showLine,
          switcherIcon = _this$props.switcherIcon;

      var prefixCls = _this.getPrefixCls();

      if (loading) {
        return React.createElement(Progress, {
          type: ProgressType.loading,
          className: "".concat(prefixCls, "-switcher-loading-icon"),
          size: Size.small
        });
      }

      var switcherCls = "".concat(prefixCls, "-switcher-icon");
      var showLeafIcon;

      if (showLine && _typeof(showLine) === 'object') {
        showLeafIcon = showLine.showLeafIcon;
      }

      if (isLeaf) {
        if (showLine) {
          if (_typeof(showLine) === 'object' && !showLeafIcon) {
            return React.createElement("span", {
              className: "".concat(prefixCls, "-switcher-leaf-line")
            });
          }

          return React.createElement(Icon, {
            type: "note",
            className: "".concat(prefixCls, "-switcher-line-icon")
          });
        }

        return null;
      }

      if (isValidElement(switcherIcon)) {
        var switcherOriginCls = switcherIcon.props.className || '';
        return cloneElement(switcherIcon, {
          className: [switcherOriginCls, switcherCls]
        });
      }

      return React.createElement(Icon, {
        type: "arrow_drop_down",
        className: switcherCls
      });
    };

    _this.setTreeRef = function (node) {
      _this.tree = node;
    };

    return _this;
  }

  _createClass(Tree, [{
    key: "getPrefixCls",
    value: function getPrefixCls() {
      var prefixCls = this.props.prefixCls;
      return _getPrefixCls('tree', prefixCls);
    }
  }, {
    key: "onKeyDown",
    value: function onKeyDown(e) {
      this.tree.onKeyDown(e);
      return e.isDefaultPrevented();
    }
  }, {
    key: "render",
    value: function render() {
      var props = this.props;
      var className = props.className,
          showIcon = props.showIcon,
          showLine = props.showLine,
          children = props.children,
          checkable = props.checkable;
      var prefixCls = this.getPrefixCls();

      var newProps = _objectSpread({}, props, {
        showLine: Boolean(showLine)
      });

      return React.createElement(RcTree, _extends({
        itemHeight: 20,
        ref: this.setTreeRef
      }, newProps, {
        className: classNames(!showIcon && "".concat(prefixCls, "-icon-hide"), className),
        checkable: checkable ? React.createElement("span", {
          className: "".concat(prefixCls, "-checkbox-inner")
        }) : 0,
        switcherIcon: this.renderSwitcherIcon,
        prefixCls: prefixCls
      }), children);
    }
  }]);

  return Tree;
}(Component);

export { Tree as default };
Tree.displayName = 'Tree';
Tree.TreeNode = TreeNode;
Tree.DirectoryTree = DirectoryTree;
Tree.defaultProps = {
  checkable: false,
  showIcon: false,
  openAnimation: animation
};
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