button.js.map

 
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Util from './util'\n\n\n/**\n * --------------------------------------------------------------------------\n * Bootstrap (v4.0.0): button.js\n * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)\n * --------------------------------------------------------------------------\n */\n\nconst Button = (($) => {\n\n  /**\n   * ------------------------------------------------------------------------\n   * Constants\n   * ------------------------------------------------------------------------\n   */\n\n  const NAME                = 'button'\n  const VERSION             = '4.0.0'\n  const DATA_KEY            = 'bs.button'\n  const JQUERY_NO_CONFLICT  = $.fn[NAME]\n  const TRANSITION_DURATION = 150\n\n  const ClassName = {\n    ACTIVE : 'active',\n    BUTTON : 'btn',\n    FOCUS  : 'focus'\n  }\n\n  const Selector = {\n    DATA_TOGGLE_CARROT : '[data-toggle^=\"button\"]',\n    DATA_TOGGLE        : '[data-toggle=\"buttons\"]',\n    INPUT              : 'input',\n    ACTIVE             : '.active',\n    BUTTON             : '.btn'\n  }\n\n  const Event = {\n    CLICK      : 'click.bs.button.data-api',\n    FOCUS_BLUR : 'focus.bs.button.data-api blur.bs.button.data-api'\n  }\n\n\n  /**\n   * ------------------------------------------------------------------------\n   * Class Definition\n   * ------------------------------------------------------------------------\n   */\n\n  class Button {\n\n    constructor(element) {\n      this.element = element\n    }\n\n    // public\n\n    toggle() {\n      let triggerChangeEvent = true\n      let rootElement = $(this.element).closest(\n        Selector.DATA_TOGGLE\n      )[0]\n\n      if (rootElement) {\n        let input = $(this.element).find(Selector.INPUT)[0]\n\n        if (input) {\n          if (input.type === 'radio') {\n            if (input.checked &&\n              $(this.element).hasClass(ClassName.ACTIVE)) {\n              triggerChangeEvent = false\n\n            } else {\n              let activeElement = $(rootElement).find(Selector.ACTIVE)[0]\n\n              if (activeElement) {\n                $(activeElement).removeClass(ClassName.ACTIVE)\n              }\n            }\n          }\n\n          if (triggerChangeEvent) {\n            input.checked = !$(this.element).hasClass(ClassName.ACTIVE)\n            $(this.element).trigger('change')\n          }\n        }\n      } else {\n        this.element.setAttribute('aria-pressed',\n          !$(this.element).hasClass(ClassName.ACTIVE))\n      }\n\n      if (triggerChangeEvent) {\n        $(this.element).toggleClass(ClassName.ACTIVE)\n      }\n    }\n\n\n    // static\n\n    static _jQueryInterface(config) {\n      return this.each(function () {\n        let data = $(this).data(DATA_KEY)\n\n        if (!data) {\n          data = new Button(this)\n          $(this).data(DATA_KEY, data)\n        }\n\n        if (config === 'toggle') {\n          data[config]()\n        }\n      })\n    }\n\n  }\n\n\n  /**\n   * ------------------------------------------------------------------------\n   * Data Api implementation\n   * ------------------------------------------------------------------------\n   */\n\n  $(document)\n    .on(Event.CLICK, Selector.DATA_TOGGLE_CARROT, function (event) {\n      event.preventDefault()\n\n      let button = event.target\n\n      if (!$(button).hasClass(ClassName.BUTTON)) {\n        button = $(button).closest(Selector.BUTTON)\n      }\n\n      Button._jQueryInterface.call($(button), 'toggle')\n    })\n    .on(Event.FOCUS_BLUR, Selector.DATA_TOGGLE_CARROT, function (event) {\n      var button = $(event.target).closest(Selector.BUTTON)[0]\n      $(button).toggleClass(ClassName.FOCUS, /^focus(in)?$/.test(event.type))\n    })\n\n\n  /**\n   * ------------------------------------------------------------------------\n   * jQuery\n   * ------------------------------------------------------------------------\n   */\n\n  $.fn[NAME]             = Button._jQueryInterface\n  $.fn[NAME].Constructor = Button\n  $.fn[NAME].noConflict  = function () {\n    $.fn[NAME] = JQUERY_NO_CONFLICT\n    return Button._jQueryInterface\n  }\n\n  return Button\n\n})(jQuery)\n\nexport default Button\n"]}