react-slick/lib/arrows.js

React port of slick carousel

'use strict';

exports.__esModule = true;
exports.NextArrow = exports.PrevArrow = 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 _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _classnames = require('classnames');

var _classnames2 = _interopRequireDefault(_classnames);

var _helpers = require('./mixins/helpers');

var _helpers2 = _interopRequireDefault(_helpers);

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 PrevArrow = exports.PrevArrow = function (_React$Component) {
  _inherits(PrevArrow, _React$Component);

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

    return _possibleConstructorReturn(this, _React$Component.apply(this, arguments));
  }

  PrevArrow.prototype.clickHandler = function clickHandler(options, e) {
    if (e) {
      e.preventDefault();
    }
    this.props.clickHandler(options, e);
  };

  PrevArrow.prototype.render = function render() {
    var prevClasses = { 'slick-arrow': true, 'slick-prev': true };
    var prevHandler = this.clickHandler.bind(this, { message: 'previous' });

    if (!this.props.infinite && (this.props.currentSlide === 0 || this.props.slideCount <= this.props.slidesToShow)) {
      prevClasses['slick-disabled'] = true;
      prevHandler = null;
    }

    var prevArrowProps = {
      key: '0',
      'data-role': 'none',
      className: (0, _classnames2.default)(prevClasses),
      style: { display: 'block' },
      onClick: prevHandler
    };
    var customProps = {
      currentSlide: this.props.currentSlide,
      slideCount: this.props.slideCount
    };
    var prevArrow = void 0;

    if (this.props.prevArrow) {
      prevArrow = _react2.default.cloneElement(this.props.prevArrow, _extends({}, prevArrowProps, customProps));
    } else {
      prevArrow = _react2.default.createElement(
        'button',
        _extends({ key: '0', type: 'button' }, prevArrowProps),
        ' Previous'
      );
    }

    return prevArrow;
  };

  return PrevArrow;
}(_react2.default.Component);

var NextArrow = exports.NextArrow = function (_React$Component2) {
  _inherits(NextArrow, _React$Component2);

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

    return _possibleConstructorReturn(this, _React$Component2.apply(this, arguments));
  }

  NextArrow.prototype.clickHandler = function clickHandler(options, e) {
    if (e) {
      e.preventDefault();
    }
    this.props.clickHandler(options, e);
  };

  NextArrow.prototype.render = function render() {
    var nextClasses = { 'slick-arrow': true, 'slick-next': true };
    var nextHandler = this.clickHandler.bind(this, { message: 'next' });

    if (!_helpers2.default.canGoNext(this.props)) {
      nextClasses['slick-disabled'] = true;
      nextHandler = null;
    }

    var nextArrowProps = {
      key: '1',
      'data-role': 'none',
      className: (0, _classnames2.default)(nextClasses),
      style: { display: 'block' },
      onClick: nextHandler
    };
    var customProps = {
      currentSlide: this.props.currentSlide,
      slideCount: this.props.slideCount
    };
    var nextArrow = void 0;

    if (this.props.nextArrow) {
      nextArrow = _react2.default.cloneElement(this.props.nextArrow, _extends({}, nextArrowProps, customProps));
    } else {
      nextArrow = _react2.default.createElement(
        'button',
        _extends({ key: '1', type: 'button' }, nextArrowProps),
        ' Next'
      );
    }

    return nextArrow;
  };

  return NextArrow;
}(_react2.default.Component);