zent/popover/lib/trigger/Trigger.js

一套前端设计语言和基于React的实现

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports['default'] = exports.PopoverTriggerPropTypes = undefined;

var _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; };

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

var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _class, _temp;

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

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

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

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

var PopoverTriggerPropTypes = exports.PopoverTriggerPropTypes = {
  children: _react.PropTypes.node,

  onTriggerRefChange: _react.PropTypes.func,

  getTriggerNode: _react.PropTypes.func,
  getContentNode: _react.PropTypes.func,

  contentVisible: _react.PropTypes.bool,
  open: _react.PropTypes.func,
  close: _react.PropTypes.func
};

var PopoverTrigger = (_temp = _class = function (_Component) {
  _inherits(PopoverTrigger, _Component);

  function PopoverTrigger() {
    _classCallCheck(this, PopoverTrigger);

    return _possibleConstructorReturn(this, (PopoverTrigger.__proto__ || Object.getPrototypeOf(PopoverTrigger)).apply(this, arguments));
  }

  _createClass(PopoverTrigger, [{
    key: 'getTriggerProps',


    // Override this function to add custom event handlers
    value: function getTriggerProps() {
      return {};
    }

    // helper to trigger event on child

  }, {
    key: 'triggerEvent',
    value: function triggerEvent(element, eventName, event) {
      var handler = element.props[eventName];
      if (handler) handler(event);
    }
  }, {
    key: 'validateChildren',
    value: function validateChildren() {
      var children = this.props.children;

      var count = _react.Children.count(children);

      if (count === 0) {
        throw new Error('Popover trigger requires a child');
      }

      var childrenType = typeof children === 'undefined' ? 'undefined' : _typeof(children);
      if (count === 1 && childrenType === 'string' || childrenType === 'number') {
        return _react2['default'].createElement(
          'span',
          null,
          children
        );
      }

      if (count > 1) {
        throw new Error('Popover trigger requires only one child, but found ' + count);
      }

      var child = _react.Children.only(this.props.children);
      if (child.ref) {
        throw new Error('ref is not allowed on Popover trigger');
      }

      return child;
    }
  }, {
    key: 'render',
    value: function render() {
      var child = this.validateChildren();

      return _react2['default'].cloneElement(child, _extends({
        ref: this.props.onTriggerRefChange
      }, this.getTriggerProps(child)));
    }
  }]);

  return PopoverTrigger;
}(_react.Component), _class.propTypes = _extends({}, PopoverTriggerPropTypes), _temp);
exports['default'] = PopoverTrigger;