choerodon-ui/es/rc-components/slider/Handle.js

An enterprise-class UI design language and React-based implementation

import _extends from "@babel/runtime/helpers/extends";
import _objectSpread from "@babel/runtime/helpers/objectSpread2";
import _objectWithoutProperties from "@babel/runtime/helpers/objectWithoutProperties";
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";
import _defineProperty from "@babel/runtime/helpers/defineProperty";

function _createSuper(Derived) {
  function isNativeReflectConstruct() {
    if (typeof Reflect === "undefined" || !Reflect.construct) return false;
    if (Reflect.construct.sham) return false;
    if (typeof Proxy === "function") return true;

    try {
      Date.prototype.toString.call(Reflect.construct(Date, [], function () {}));
      return true;
    } catch (e) {
      return false;
    }
  }

  return function () {
    var Super = _getPrototypeOf(Derived),
        result;

    if (isNativeReflectConstruct()) {
      var NewTarget = _getPrototypeOf(this).constructor;

      result = Reflect.construct(Super, arguments, NewTarget);
    } else {
      result = Super.apply(this, arguments);
    }

    return _possibleConstructorReturn(this, result);
  };
}

import React, { Component } from 'react';
import PropTypes from 'prop-types';
import classNames from 'classnames';
import addEventListener from '../../_util/addEventListener';

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

  var _super = _createSuper(Handle);

  function Handle() {
    var _this;

    _classCallCheck(this, Handle);

    for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
      args[_key] = arguments[_key];
    }

    _this = _super.call.apply(_super, [this].concat(args));

    _defineProperty(_assertThisInitialized(_this), "state", {
      clickFocused: false
    });

    _defineProperty(_assertThisInitialized(_this), "handleMouseUp", function () {
      if (document.activeElement === _this.handle) {
        _this.setClickFocus(true);
      }
    });

    _defineProperty(_assertThisInitialized(_this), "handleBlur", function () {
      _this.setClickFocus(false);
    });

    _defineProperty(_assertThisInitialized(_this), "handleKeyDown", function () {
      _this.setClickFocus(false);
    });

    return _this;
  }

  _createClass(Handle, [{
    key: "componentDidMount",
    value: function componentDidMount() {
      // mouseup won't trigger if mouse moved out of handle,
      // so we listen on document here.
      this.onMouseUpListener = addEventListener(document, 'mouseup', this.handleMouseUp);
    }
  }, {
    key: "componentWillUnmount",
    value: function componentWillUnmount() {
      if (this.onMouseUpListener) {
        this.onMouseUpListener.remove();
      }
    }
  }, {
    key: "setClickFocus",
    value: function setClickFocus(focused) {
      this.setState({
        clickFocused: focused
      });
    }
  }, {
    key: "clickFocus",
    value: function clickFocus() {
      this.setClickFocus(true);
      this.focus();
    }
  }, {
    key: "focus",
    value: function focus() {
      this.handle.focus();
    }
  }, {
    key: "blur",
    value: function blur() {
      this.handle.blur();
    }
  }, {
    key: "render",
    value: function render() {
      var _this2 = this;

      var _this$props = this.props,
          prefixCls = _this$props.prefixCls,
          vertical = _this$props.vertical,
          offset = _this$props.offset,
          style = _this$props.style,
          disabled = _this$props.disabled,
          min = _this$props.min,
          max = _this$props.max,
          value = _this$props.value,
          tabIndex = _this$props.tabIndex,
          restProps = _objectWithoutProperties(_this$props, ["prefixCls", "vertical", "offset", "style", "disabled", "min", "max", "value", "tabIndex"]);

      var className = classNames(this.props.className, _defineProperty({}, "".concat(prefixCls, "-handle-click-focused"), this.state.clickFocused));
      var postionStyle = vertical ? {
        bottom: "".concat(offset, "%")
      } : {
        left: "".concat(offset, "%")
      };

      var elStyle = _objectSpread({}, style, {}, postionStyle);

      var ariaProps = {};

      if (value !== undefined) {
        ariaProps = _objectSpread({}, ariaProps, {
          'aria-valuemin': min,
          'aria-valuemax': max,
          'aria-valuenow': value,
          'aria-disabled': !!disabled
        });
      }

      return React.createElement("div", _extends({
        ref: function ref(node) {
          return _this2.handle = node;
        },
        role: "slider",
        tabIndex: disabled ? null : tabIndex || 0
      }, ariaProps, restProps, {
        className: className,
        style: elStyle,
        onBlur: this.handleBlur,
        onKeyDown: this.handleKeyDown
      }));
    }
  }]);

  return Handle;
}(Component);

_defineProperty(Handle, "propTypes", {
  prefixCls: PropTypes.string,
  className: PropTypes.string,
  vertical: PropTypes.bool,
  offset: PropTypes.number,
  style: PropTypes.object,
  disabled: PropTypes.bool,
  min: PropTypes.number,
  max: PropTypes.number,
  value: PropTypes.number,
  tabIndex: PropTypes.number
});

export { Handle as default };
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