doj-react-adminlte/DropdownButton/DropdownButton.js

Simple and easy-to-use AdminLTE components for React

"use strict";

function _typeof(obj) { "@babel/helpers - typeof"; 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); }

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

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

var _reactDom = _interopRequireDefault(require("react-dom"));

var _propTypes = _interopRequireDefault(require("prop-types"));

var _reactPopper = require("react-popper");

var _MenuItem = _interopRequireDefault(require("./MenuItem"));

var _Divider = _interopRequireDefault(require("./Divider"));

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

function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) { symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); } keys.push.apply(keys, symbols); } return keys; }

function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; if (i % 2) { ownKeys(Object(source), true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); } else { ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } } return target; }

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 _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 _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); }

function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }

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 _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); return true; } catch (e) { return false; } }

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

var DropdownButton = /*#__PURE__*/function (_React$Component) {
  _inherits(DropdownButton, _React$Component);

  var _super = _createSuper(DropdownButton);

  function DropdownButton(props) {
    var _this;

    _classCallCheck(this, DropdownButton);

    _this = _super.call(this, props);

    _this.setButtonRef = function (element) {
      _this.buttonRef = element;
    };

    _this.setMenuRef = function (element) {
      _this.menuRef = element;
    };

    _this.closeMenu = function () {
      _this.setState({
        show: false
      });
    };

    _this.handleClickOutside = function (event) {
      if (_this.state.show && !_this.buttonRef.contains(event.target) && !_this.menuRef.contains(event.target)) {
        _this.closeMenu();
      }
    };

    _this.handleButtonClick = function () {
      _this.setState({
        show: !_this.state.show
      });
    };

    _this.renderButtonLabel = function () {
      var renderButtonLabel = _this.props.renderButtonLabel;

      if (renderButtonLabel) {
        return renderButtonLabel(_this.props.label);
      }

      return /*#__PURE__*/_react.default.createElement("span", null, _this.props.label, " ", /*#__PURE__*/_react.default.createElement("i", {
        className: "caret"
      }));
    };

    _this.buttonRef = null;
    _this.menuRef = null;
    _this.state = {
      show: false
    };
    return _this;
  }

  _createClass(DropdownButton, [{
    key: "componentDidMount",
    value: function componentDidMount() {
      document.addEventListener('mousedown', this.handleClickOutside);
    }
  }, {
    key: "componentWillUnmount",
    value: function componentWillUnmount() {
      document.removeEventListener('mousedown', this.handleClickOutside);
    }
  }, {
    key: "render",
    value: function render() {
      var _this2 = this;

      // Find menu items
      var children = _react.default.Children.toArray(this.props.children);

      var menuItemCount = 0;
      var menuItems = children.filter(function (child) {
        return child.type === _MenuItem.default || child.type === _Divider.default;
      }).map(function (item) {
        if (item.type === _MenuItem.default) {
          menuItemCount++;
          return /*#__PURE__*/_react.default.cloneElement(item, {
            closeMenuCallback: _this2.closeMenu
          });
        } else return item;
      });
      var disabledIfEmpty = this.props.disabledIfEmpty;
      return /*#__PURE__*/_react.default.createElement(_reactPopper.Manager, null, /*#__PURE__*/_react.default.createElement(_reactPopper.Reference, null, function (_ref) {
        var ref = _ref.ref;
        return /*#__PURE__*/_react.default.createElement("div", {
          ref: _this2.setButtonRef
        }, /*#__PURE__*/_react.default.createElement("button", {
          ref: ref,
          type: "button",
          className: _this2.props.className,
          onClick: _this2.handleButtonClick,
          disabled: disabledIfEmpty && menuItemCount === 0
        }, _this2.renderButtonLabel()));
      }), this.state.show && menuItemCount > 0 && /*#__PURE__*/_reactDom.default.createPortal( /*#__PURE__*/_react.default.createElement(_reactPopper.Popper, {
        placement: this.props.menuAlignment === 'left' ? 'bottom-start' : 'bottom-end',
        modifiers: [{
          name: 'offset',
          options: {
            offset: [0, 2]
          }
        }]
      }, function (_ref2) {
        var ref = _ref2.ref,
            style = _ref2.style,
            placement = _ref2.placement;
        return /*#__PURE__*/_react.default.createElement("div", {
          ref: _this2.setMenuRef
        }, /*#__PURE__*/_react.default.createElement("ul", {
          className: "dropdown-menu",
          ref: ref,
          style: _objectSpread(_objectSpread({}, style), {}, {
            display: 'block',
            margin: 0
          }),
          "data-placement": placement
        }, menuItems));
      }), document.body));
    }
  }]);

  return DropdownButton;
}(_react.default.Component);

DropdownButton.defaultProps = {
  disabledIfEmpty: true,
  menuAlignment: 'left'
};
DropdownButton.propTypes = process.env.NODE_ENV !== "production" ? {
  /** className gets and sets the value of the class attribute of the specified element. You can also add a CSS class in this prop to style a particular element.*/
  className: _propTypes.default.string,

  /** Set to true to disable the button if empty.*/
  disabledIfEmpty: _propTypes.default.bool,

  /** Label of the button.*/
  label: _propTypes.default.string,

  /** You can set the alignment of the DropdownButton in this prop.*/
  menuAlignment: _propTypes.default.oneOf(['left', 'right']),

  /** You can bind a complex function that will manipulate the label of the button.*/
  renderButtonLabel: _propTypes.default.func
} : {};
DropdownButton.MenuItem = _MenuItem.default;
DropdownButton.Divider = _Divider.default;
var _default = DropdownButton;
exports.default = _default;