@jdcfe/yep-react/es/touch-feedback/index.js

一套移动端的React组件库

import _classCallCheck from "@babel/runtime/helpers/classCallCheck";
import _createClass from "@babel/runtime/helpers/createClass";
import _assertThisInitialized from "@babel/runtime/helpers/assertThisInitialized";
import _inherits from "@babel/runtime/helpers/inherits";
import _possibleConstructorReturn from "@babel/runtime/helpers/possibleConstructorReturn";
import _getPrototypeOf from "@babel/runtime/helpers/getPrototypeOf";

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 _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; } }

import * as React from 'react';
import classNames from 'classnames';
/**
 * 给组件添加Touch或Mouse下的active状态
 */

var TouchFeedback = /*#__PURE__*/function (_React$PureComponent) {
  _inherits(TouchFeedback, _React$PureComponent);

  var _super = _createSuper(TouchFeedback);

  function TouchFeedback(props) {
    var _this;

    _classCallCheck(this, TouchFeedback);

    _this = _super.call(this, props);
    _this.triggerEvent = _this.triggerEvent.bind(_assertThisInitialized(_this));
    _this.onTouchStart = _this.onTouchStart.bind(_assertThisInitialized(_this));
    _this.onTouchMove = _this.onTouchMove.bind(_assertThisInitialized(_this));
    _this.onTouchEnd = _this.onTouchEnd.bind(_assertThisInitialized(_this));
    _this.onTouchCancel = _this.onTouchCancel.bind(_assertThisInitialized(_this));
    _this.onMouseDown = _this.onMouseDown.bind(_assertThisInitialized(_this));
    _this.onMouseUp = _this.onMouseUp.bind(_assertThisInitialized(_this));
    _this.onMouseLeave = _this.onMouseLeave.bind(_assertThisInitialized(_this));
    _this.state = {
      active: false
    };
    return _this;
  }

  _createClass(TouchFeedback, [{
    key: "componentDidUpdate",
    value: function componentDidUpdate() {
      if (this.props.disabled && this.state.active) {
        this.setState({
          active: false
        });
      }
    }
  }, {
    key: "triggerEvent",
    value: function triggerEvent(parameters) {
      var type = parameters.type,
          isActive = parameters.isActive,
          ev = parameters.ev;
      var eventType = "on".concat(type);
      var children = this.props.children;

      if (children && children.props[eventType]) {
        children.props[eventType](ev);
      }

      if (isActive !== this.state.active) {
        this.setState({
          active: isActive
        });
      }
    }
  }, {
    key: "onTouchStart",
    value: function onTouchStart(parameters) {
      var e = parameters.e;
      this.triggerEvent({
        type: 'TouchStart',
        isActive: true,
        ev: e
      });
    }
  }, {
    key: "onTouchMove",
    value: function onTouchMove(parameters) {
      var e = parameters.e;
      this.triggerEvent({
        type: 'TouchMove',
        isActive: false,
        ev: e
      });
    }
  }, {
    key: "onTouchEnd",
    value: function onTouchEnd(parameters) {
      var e = parameters.e;
      this.triggerEvent({
        type: 'TouchEnd',
        isActive: false,
        ev: e
      });
    }
  }, {
    key: "onTouchCancel",
    value: function onTouchCancel(parameters) {
      var e = parameters.e;
      this.triggerEvent({
        type: 'TouchCancel',
        isActive: false,
        ev: e
      });
    }
  }, {
    key: "onMouseDown",
    value: function onMouseDown(parameters) {
      var e = parameters.e; // pc simulate mobile

      this.triggerEvent({
        type: 'MouseDown',
        isActive: true,
        ev: e
      });
    }
  }, {
    key: "onMouseUp",
    value: function onMouseUp(parameters) {
      var e = parameters.e;
      this.triggerEvent({
        type: 'MouseUp',
        isActive: false,
        ev: e
      });
    }
  }, {
    key: "onMouseLeave",
    value: function onMouseLeave(parameters) {
      var e = parameters.e;
      this.triggerEvent({
        type: 'MouseLeave',
        isActive: false,
        ev: e
      });
    }
  }, {
    key: "render",
    value: function render() {
      var _this$props = this.props,
          children = _this$props.children,
          disabled = _this$props.disabled,
          activeClassName = _this$props.activeClassName,
          activeStyle = _this$props.activeStyle;
      var events = disabled ? undefined : {
        onTouchStart: this.onTouchStart,
        onTouchMove: this.onTouchMove,
        onTouchEnd: this.onTouchEnd,
        onTouchCancel: this.onTouchCancel,
        onMouseDown: this.onMouseDown,
        onMouseUp: this.onMouseUp,
        onMouseLeave: this.onMouseLeave
      };
      var child = React.Children.only(children);

      if (!disabled && this.state.active) {
        var _child$props = child.props,
            style = _child$props.style,
            className = _child$props.className;

        if (activeStyle !== false) {
          if (activeStyle) {
            style = Object.assign(Object.assign({}, style), activeStyle);
          }

          className = classNames(className, activeClassName);
        }

        return /*#__PURE__*/React.cloneElement(child, Object.assign({
          className: className,
          style: style
        }, events));
      }

      return /*#__PURE__*/React.cloneElement(child, events);
    }
  }]);

  return TouchFeedback;
}(React.PureComponent);

export { TouchFeedback as default };
TouchFeedback.defaultProps = {
  disabled: false
};