@jdcfe/yep-react/lib/picker-view/MultiPicker.js

一套移动端的React组件库

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

var _typeof = require("@babel/runtime/helpers/typeof");

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

var _extends2 = _interopRequireDefault(require("@babel/runtime/helpers/extends"));

var _classCallCheck2 = _interopRequireDefault(require("@babel/runtime/helpers/classCallCheck"));

var _createClass2 = _interopRequireDefault(require("@babel/runtime/helpers/createClass"));

var _inherits2 = _interopRequireDefault(require("@babel/runtime/helpers/inherits"));

var _possibleConstructorReturn2 = _interopRequireDefault(require("@babel/runtime/helpers/possibleConstructorReturn"));

var _getPrototypeOf2 = _interopRequireDefault(require("@babel/runtime/helpers/getPrototypeOf"));

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

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

var _noop = _interopRequireDefault(require("../_utils/noop"));

function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }

function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || _typeof(obj) !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && 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 _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = (0, _getPrototypeOf2.default)(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = (0, _getPrototypeOf2.default)(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return (0, _possibleConstructorReturn2.default)(this, result); }; }

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; } }

var MultiPicker = /*#__PURE__*/function (_React$PureComponent) {
  (0, _inherits2.default)(MultiPicker, _React$PureComponent);

  var _super = _createSuper(MultiPicker);

  function MultiPicker() {
    var _this;

    (0, _classCallCheck2.default)(this, MultiPicker);
    _this = _super.apply(this, arguments);

    _this.getValue = function () {
      var _this$props = _this.props,
          children = _this$props.children,
          selectedValue = _this$props.selectedValue;

      if (selectedValue && selectedValue.length) {
        return selectedValue;
      } else {
        if (!children) {
          return [];
        }

        return React.Children.map(children, function (c) {
          var cc = React.Children.toArray(c.children || c.props.children);
          return cc && cc[0] && cc[0].props.value;
        });
      }
    };

    _this.onChange = function (i, v, cb) {
      var value = _this.getValue().concat();

      value[i] = v;

      if (cb) {
        cb(value, i);
      }
    };

    _this.onValueChange = function (i, v) {
      _this.onChange(i, v, _this.props.onValueChange);
    };

    _this.onScrollChange = function (i, v) {
      _this.onChange(i, v, _this.props.onScrollChange);
    };

    return _this;
  }

  (0, _createClass2.default)(MultiPicker, [{
    key: "render",
    value: function render() {
      var _this2 = this;

      var _this$props2 = this.props,
          prefixCls = _this$props2.prefixCls,
          className = _this$props2.className,
          rootNativeProps = _this$props2.rootNativeProps,
          children = _this$props2.children,
          style = _this$props2.style;
      var selectedValue = this.getValue();
      var colElements = React.Children.map(children, function (col, i) {
        return /*#__PURE__*/React.cloneElement(col, {
          selectedValue: selectedValue[i],
          onValueChange: function onValueChange() {
            for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
              args[_key] = arguments[_key];
            }

            return _this2.onValueChange.apply(_this2, [i].concat(args));
          },
          onScrollChange: _this2.onScrollChange && function () {
            for (var _len2 = arguments.length, args = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
              args[_key2] = arguments[_key2];
            }

            return _this2.onScrollChange.apply(_this2, [i].concat(args));
          }
        });
      });
      return /*#__PURE__*/React.createElement("div", (0, _extends2.default)({}, rootNativeProps, {
        style: style,
        className: (0, _classnames.default)(className, prefixCls)
      }), colElements);
    }
  }]);
  return MultiPicker;
}(React.PureComponent);

MultiPicker.defaultProps = {
  prefixCls: 'Yep-multi-picker',
  style: {},
  onValueChange: _noop.default,
  onScrollChange: _noop.default
};
var _default = MultiPicker;
exports.default = _default;