zarm-web/lib/menu/SubMenu.js

基于 React 的桌面端UI库

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = SubMenuConsumer;
exports.SubMenu = void 0;

var _react = _interopRequireWildcard(require("react"));

var _classnames3 = _interopRequireDefault(require("classnames"));

var _dom = _interopRequireDefault(require("../utils/dom"));

var _events = _interopRequireDefault(require("../utils/events"));

var _menuContext = _interopRequireDefault(require("./menu-context"));

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function _getRequireWildcardCache() { return cache; }; return cache; }

function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; if (obj != null) { var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }

function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

function _extends() { _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _nonIterableSpread(); }

function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance"); }

function _iterableToArray(iter) { if (Symbol.iterator in Object(iter) || Object.prototype.toString.call(iter) === "[object Arguments]") return Array.from(iter); }

function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = new Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }

function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }

function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }

function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }

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

  function SubMenu(props) {
    var _this;

    _classCallCheck(this, SubMenu);

    _this = _possibleConstructorReturn(this, _getPrototypeOf(SubMenu).call(this, props));
    _this.subTitle = void 0;
    _this.sub = void 0;
    _this.timeout = void 0;

    _this.toggleSubMenuOpen = function (e) {
      e.stopPropagation();
      var subMenuKey = _this.props.subMenuKey;

      _this.props.toggleOpenKeys(subMenuKey);
    };

    _this.onSubAnimationEnd = function () {
      var _this$props = _this.props,
          subMenuKey = _this$props.subMenuKey,
          openKeys = _this$props.openKeys;
      var isOpen = openKeys.indexOf(subMenuKey) > -1;

      _this.setState({
        collapsedSubVisible: isOpen
      });
    };

    _this.onClickOutSide = function (e) {
      var target = e.target;
      var _this$props2 = _this.props,
          subMenuKey = _this$props2.subMenuKey,
          openKeys = _this$props2.openKeys;

      if (_this.subTitle.contains(target)) {
        return;
      }

      if (!_this.sub.contains(target) && openKeys.indexOf(subMenuKey) > -1) {
        _this.props.toggleOpenKeys(subMenuKey);
      }
    };

    _this.state = {
      collapsedSubVisible: false,
      collapsedSubAnimation: ''
    };
    return _this;
  }

  _createClass(SubMenu, [{
    key: "componentDidMount",
    value: function componentDidMount() {
      var _this$props3 = this.props,
          openKeys = _this$props3.openKeys,
          inlineCollapsed = _this$props3.inlineCollapsed;

      if (openKeys.length > 0) {
        if (!inlineCollapsed) {
          this.setSubHeight({
            openKeys: []
          });
        }
      }

      if (inlineCollapsed) {
        _events.default.on(document, 'click', this.onClickOutSide);
      }
    }
  }, {
    key: "componentWillReceiveProps",
    value: function componentWillReceiveProps(nextProps) {
      var inlineCollapsed = nextProps.inlineCollapsed;

      if (!inlineCollapsed) {
        // eslint-disable-next-line react/destructuring-assignment
        if (this.props.inlineCollapsed) {
          _events.default.off(document, 'click', this.onClickOutSide);
        }

        return;
      } // eslint-disable-next-line react/destructuring-assignment


      if (!this.props.inlineCollapsed) {
        _events.default.on(document, 'click', this.onClickOutSide);
      }

      var _this$props4 = this.props,
          subMenuKey = _this$props4.subMenuKey,
          openKeys = _this$props4.openKeys;
      var isOpenNow = openKeys.indexOf(subMenuKey) > -1;
      var isOpenNext = nextProps.openKeys.indexOf(subMenuKey) > -1;

      if (!isOpenNow && isOpenNext) {
        // 展开菜单
        this.slideDown();
      } else if (isOpenNow && !isOpenNext) {
        // 收起菜单
        this.slideUp();
      }
    }
  }, {
    key: "componentDidUpdate",
    value: function componentDidUpdate(prevProps) {
      var inlineCollapsed = this.props.inlineCollapsed;

      if (!inlineCollapsed) {
        this.setSubHeight(prevProps);
      }
    }
  }, {
    key: "componentWillUnmount",
    value: function componentWillUnmount() {
      var inlineCollapsed = this.props.inlineCollapsed;

      if (inlineCollapsed) {
        _events.default.off(document, 'click', this.onClickOutSide);
      }
    }
  }, {
    key: "getSubHeight",
    value: function getSubHeight() {
      if (!this.sub) {
        return;
      }

      var childs = _toConsumableArray(this.sub.children);

      var marginBottom = 0;

      if (childs[0]) {
        marginBottom = parseFloat(_dom.default.getStyleComputedProperty(childs[0], 'marginBottom'));
      }

      var height = childs.reduce(function (res, next) {
        res += next.offsetHeight + marginBottom;
        return res;
      }, marginBottom / 2);
      return height;
    }
  }, {
    key: "setSubHeight",
    value: function setSubHeight(prevProps) {
      var _this2 = this;

      if (!this.sub) {
        return;
      }

      var lastOpenKeys = prevProps.openKeys;
      var _this$props5 = this.props,
          openKeys = _this$props5.openKeys,
          subMenuKey = _this$props5.subMenuKey;
      var keyIndex = openKeys.indexOf(subMenuKey);
      var keysLength = openKeys.length;

      if (keyIndex > -1) {
        if (keysLength > 1 && keyIndex < keysLength - 1 || keysLength < lastOpenKeys.length) {
          // 如果不是最后一级子菜单，或者嵌套的子菜单被收起，当前子菜单高度自适应
          this.sub.style.height = 'auto';
        } else {
          // 否则，设置具体的高度产生过渡动画
          var height = this.getSubHeight();
          this.sub.style.height = "".concat(height, "px");
        }
      } else {
        var _height = this.getSubHeight();

        this.sub.style.height = "".concat(_height, "px");
        setTimeout(function () {
          _this2.sub.style.height = 0;
        }, 0);
      }
    }
  }, {
    key: "slideUp",
    value: function slideUp() {
      this.setState({
        collapsedSubVisible: false,
        collapsedSubAnimation: 'up'
      });
    }
  }, {
    key: "slideDown",
    value: function slideDown() {
      this.setState({
        collapsedSubVisible: true,
        collapsedSubAnimation: 'down'
      });
    }
  }, {
    key: "renderChildren",
    value: function renderChildren() {
      var _this$props6 = this.props,
          children = _this$props6.children,
          level = _this$props6.level,
          inlineIndent = _this$props6.inlineIndent,
          mode = _this$props6.mode,
          prefixCls = _this$props6.prefixCls,
          subMenuKey = _this$props6.subMenuKey;
      var childProps = {
        mode: mode,
        level: level + 1,
        inlineIndent: inlineIndent,
        prefixCls: prefixCls
      };
      return _react.Children.map(children, function (child, index) {
        var c = child;
        var _ref = child,
            key = _ref.key;
        childProps.itemKey = key || "".concat(subMenuKey, "-").concat(level, "-").concat(index);
        childProps.subMenuKey = key || "".concat(subMenuKey, "-").concat(level, "-").concat(index);
        return (0, _react.cloneElement)(c, childProps);
      });
    }
  }, {
    key: "render",
    value: function render() {
      var _this3 = this;

      var _this$props7 = this.props,
          title = _this$props7.title,
          level = _this$props7.level,
          mode = _this$props7.mode,
          style = _this$props7.style,
          inlineIndent = _this$props7.inlineIndent,
          prefixCls = _this$props7.prefixCls,
          openKeys = _this$props7.openKeys,
          subMenuKey = _this$props7.subMenuKey,
          inlineCollapsed = _this$props7.inlineCollapsed;
      var _this$state = this.state,
          collapsedSubVisible = _this$state.collapsedSubVisible,
          collapsedSubAnimation = _this$state.collapsedSubAnimation;
      var subMenuStyle = {};

      if (mode === 'inline' && !inlineCollapsed) {
        subMenuStyle.paddingLeft = level * inlineIndent;
      }

      var isOpen = openKeys.indexOf(subMenuKey) > -1;
      var cls = (0, _classnames3.default)("".concat(prefixCls, "-submenu"), _defineProperty({
        open: isOpen
      }, "".concat(prefixCls, "-level-").concat(level), level));
      var subStyle = {
        display: 'block'
      };
      var subCls = "".concat(prefixCls, "-submenu-sub");

      if (inlineCollapsed) {
        subStyle = {
          display: collapsedSubVisible ? 'block' : 'none'
        };
        subCls = (0, _classnames3.default)("".concat(prefixCls), "".concat(prefixCls, "-submenu-sub"), _defineProperty({}, "slide-".concat(collapsedSubAnimation), !!collapsedSubAnimation));
      }

      return _react.default.createElement("li", {
        className: cls,
        style: style
      }, _react.default.createElement("div", {
        ref: function ref(subTitle) {
          _this3.subTitle = subTitle;
        },
        onClick: this.toggleSubMenuOpen,
        style: subMenuStyle,
        className: "".concat(prefixCls, "-submenu-title")
      }, title, _react.default.createElement("i", {
        className: "".concat(prefixCls, "-submenu-arrow")
      })), _react.default.createElement("ul", {
        ref: function ref(sub) {
          _this3.sub = sub;
        },
        className: subCls,
        style: subStyle,
        onAnimationEnd: this.onSubAnimationEnd
      }, this.renderChildren()));
    }
  }]);

  return SubMenu;
}(_react.Component);

exports.SubMenu = SubMenu;
SubMenu.defaultProps = {
  prefixCls: 'za-menu',
  title: '',
  level: 1,
  style: {},
  openKeys: []
};

function SubMenuConsumer(props) {
  return _react.default.createElement(_menuContext.default.Consumer, null, function (menuKeys) {
    return _react.default.createElement(SubMenu, _extends({}, props, {
      inlineCollapsed: menuKeys.inlineCollapsed,
      openKeys: menuKeys.openKeys,
      toggleOpenKeys: menuKeys.toggleOpenKeys
    }));
  });
}