@txdfe/at/es/step/view/step.js

一个设计体系组件库

function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }

var _excluded = ["className", "current", "labelPlacement", "shape", "readOnly", "animation", "itemRender", "rtl"];

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 _objectWithoutProperties(source, excluded) { if (source == null) return {}; var target = _objectWithoutPropertiesLoose(source, excluded); var key, i; if (Object.getOwnPropertySymbols) { var sourceSymbolKeys = Object.getOwnPropertySymbols(source); for (i = 0; i < sourceSymbolKeys.length; i++) { key = sourceSymbolKeys[i]; if (excluded.indexOf(key) >= 0) continue; if (!Object.prototype.propertyIsEnumerable.call(source, key)) continue; target[key] = source[key]; } } return target; }

function _objectWithoutPropertiesLoose(source, excluded) { if (source == null) return {}; var target = {}; var sourceKeys = Object.keys(source); var key, i; for (i = 0; i < sourceKeys.length; i++) { key = sourceKeys[i]; if (excluded.indexOf(key) >= 0) continue; target[key] = source[key]; } return target; }

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); Object.defineProperty(Constructor, "prototype", { writable: false }); 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 } }); Object.defineProperty(subClass, "prototype", { writable: false }); 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; } else if (call !== void 0) { throw new TypeError("Derived constructors may only return object or undefined"); } 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); }

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; }

import React, { Component, Children } from 'react';
import ReactDOM from 'react-dom';
import PropTypes from 'prop-types';
import classNames from 'classnames';
import { support, events, dom } from '../../util';

var getHeight = function getHeight(el) {
  return dom.getStyle(el, 'height');
};

var setHeight = function setHeight(el, height) {
  return dom.setStyle(el, 'height', height);
};
/** Step */


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

  var _super = _createSuper(Step);

  function Step(props, context) {
    var _this;

    _classCallCheck(this, Step);

    _this = _super.call(this, props, context);

    _defineProperty(_assertThisInitialized(_this), "resize", function () {
      if (_this.step) {
        _this.setState({
          parentWidth: _this.step.offsetWidth || 0,
          parentHeight: _this.step.offsetHeight || 0
        });
      }
    });

    _defineProperty(_assertThisInitialized(_this), "_stepRefHandler", function (ref) {
      _this.step = ref;
    });

    _this.state = {
      parentWidth: 'auto',
      parentHeight: 'auto',
      currentfocus: 0
    };
    return _this;
  }

  _createClass(Step, [{
    key: "componentDidMount",
    value: function componentDidMount() {
      /* istanbul ignore if */
      if (!support.flex) {
        this.resize();
        events.on(window, 'resize', this.resize);
      }

      this.adjustHeight();
    }
  }, {
    key: "UNSAFE_componentWillReceiveProps",
    value: function UNSAFE_componentWillReceiveProps(newProps) {
      if ('current' in newProps) {
        this.setState({
          current: newProps.current
        });
      }
    }
  }, {
    key: "componentDidUpdate",
    value: function componentDidUpdate() {
      this.adjustHeight();
    }
  }, {
    key: "componentWillUnmount",
    value: function componentWillUnmount() {
      /* istanbul ignore if */
      if (!support.flex) {
        events.off(window, 'resize', this.resize);
      }
    }
  }, {
    key: "adjustHeight",
    value: function adjustHeight() {
      var _this$props = this.props,
          shape = _this$props.shape,
          direction = _this$props.direction,
          prefix = _this$props.prefix,
          labelPlacement = _this$props.labelPlacement;

      if (shape !== 'arrow' && (direction === 'horizontal' || direction === 'hoz') && (labelPlacement === 'vertical' || labelPlacement === 'ver')) {
        var step = ReactDOM.findDOMNode(this.step); // just resize when init

        if (step.style.height) return;
        var height = Array.prototype.slice.call(step.getElementsByClassName("".concat(prefix, "step-item"))).reduce(function (ret, re) {
          var itemHeight = getHeight(re) + getHeight(re.getElementsByClassName("".concat(prefix, "step-item-body"))[0]);
          return Math.max(itemHeight, ret);
        }, 0);
        setHeight(step, height);
      }
    }
  }, {
    key: "_getValidChildren",
    value: // set dir key for aria handle
    // handleKeyDown = e => {
    //     const { shape, children } = this.props;
    //     const { length: max } = children;
    //     let { currentfocus } = this.state;
    //     const initPosition = currentfocus;
    //     switch (e.keyCode) {
    //         case KEYCODE.RIGHT:
    //         case KEYCODE.DOWN:
    //             currentfocus++;
    //             break;
    //         case KEYCODE.LEFT:
    //         case KEYCODE.UP:
    //             currentfocus--;
    //             break;
    //         default:
    //             break;
    //     }
    //     currentfocus =
    //         currentfocus >= max ? 0 : currentfocus < 0 ? max - 1 : currentfocus;
    //     this.setState({ currentfocus }, () => {
    //         const child = this.step.children[currentfocus];
    //         if (!child) return;
    //         const focusItem =
    //             shape === 'arrow'
    //                 ? child
    //                 : child.querySelector('.next-step-item-body');
    //         focusItem && focusItem.focus();
    //     });
    //     if (initPosition !== currentfocus) {
    //         e.preventDefault();
    //     }
    // };
    function _getValidChildren(children) {
      var result = [];
      React.Children.forEach(children, function (child) {
        if ( /*#__PURE__*/React.isValidElement(child)) {
          result.push(child);
        }
      });
      return result;
    }
  }, {
    key: "render",
    value: function render() {
      var _classNames;

      // eslint-disable-next-line
      var _this$props2 = this.props,
          className = _this$props2.className,
          current = _this$props2.current,
          labelPlacement = _this$props2.labelPlacement,
          shape = _this$props2.shape,
          readOnly = _this$props2.readOnly,
          animation = _this$props2.animation,
          itemRender = _this$props2.itemRender,
          rtl = _this$props2.rtl,
          others = _objectWithoutProperties(_this$props2, _excluded);

      var _this$props3 = this.props,
          prefix = _this$props3.prefix,
          direction = _this$props3.direction,
          children = _this$props3.children;
      prefix = this.context.prefix || prefix;
      var _this$state = this.state,
          parentWidth = _this$state.parentWidth,
          parentHeight = _this$state.parentHeight; // type不同对应的direction不同

      direction = shape === 'arrow' ? 'hoz' : direction; // children去除null

      children = this._getValidChildren(children); // 修改子节点属性

      var cloneChildren = Children.map(children, function (child, index) {
        var status = index < current ? 'finish' : index === current ? 'process' : 'wait';
        return /*#__PURE__*/React.cloneElement(child, {
          prefix: prefix,
          key: index,
          index: index,
          total: children.length,
          status: child.props.status || status,
          shape: shape,
          direction: direction,
          labelPlacement: labelPlacement,
          parentWidth: parentWidth,
          parentHeight: parentHeight,
          readOnly: readOnly,
          animation: animation,
          tabIndex: 0,
          // tabIndex: this.state.currentfocus === index ? '0' : '-1',
          'aria-current': status === 'process' ? 'step' : null,
          itemRender: child.props.itemRender ? child.props.itemRender : itemRender // 优先使用Item的itemRender

        });
      });

      var _direction = direction === 'ver' || direction === 'vertical' ? 'vertical' : 'horizontal';

      var _labelPlacement = labelPlacement === 'ver' || labelPlacement === 'vertical' ? 'vertical' : 'horizontal';

      var stepCls = classNames((_classNames = {}, _defineProperty(_classNames, "".concat(prefix, "step"), true), _defineProperty(_classNames, "".concat(prefix, "step-").concat(shape), shape), _defineProperty(_classNames, "".concat(prefix, "step-").concat(_direction), _direction), _defineProperty(_classNames, "".concat(prefix, "step-label-").concat(_labelPlacement), _labelPlacement), _defineProperty(_classNames, className, className), _classNames));

      if (rtl) {
        others.dir = 'rtl';
      } // others.onKeyDown = makeChain(this.handleKeyDown, others.onKeyDown);


      return /*#__PURE__*/React.createElement("ol", _extends({}, others, {
        className: stepCls,
        ref: this._stepRefHandler
      }), cloneChildren);
    }
  }]);

  return Step;
}(Component);

_defineProperty(Step, "propTypes", {
  prefix: PropTypes.string,
  rtl: PropTypes.bool,

  /**
   * 当前步骤
   */
  current: PropTypes.number,

  /**
   * 展示方向
   */
  direction: PropTypes.oneOf(['hoz', 'ver']),

  /**
   * 横向布局时的内容排列
   */
  labelPlacement: PropTypes.oneOf(['hoz', 'ver']),

  /**
   * 类型
   */
  shape: PropTypes.oneOf(['circle', 'arrow', 'dot']),

  /**
   * 是否只读模式
   */
  readOnly: PropTypes.bool,

  /**
   * 是否开启动效
   */
  animation: PropTypes.bool,

  /**
   * 自定义样式名
   */
  className: PropTypes.string,

  /**
   * StepItem 的自定义渲染
   * @param {Number} index   节点索引
   * @param {String} status  节点状态
   * @returns {Node} 节点的渲染结果
   */
  itemRender: PropTypes.func
});

_defineProperty(Step, "defaultProps", {
  prefix: 'next-',
  current: 0,
  direction: 'hoz',
  labelPlacement: 'ver',
  shape: 'circle',
  animation: true,
  itemRender: null
});

_defineProperty(Step, "contextTypes", {
  prefix: PropTypes.string
});

export { Step as default };