"452:function(e,t,i){\"use strict\";t.__esModule=!0;var n=n||{};n.Utils=n.Utils||{},n.Utils.focusFirstDescendant=function(e){for(var t=0;t<e.childNodes.length;t++){var i=e.childNodes[t];if(n.Utils.attemptFocus(i)||n.Utils.focusFirstDescendant(i))return!0}return!1},n.Utils.focusLastDescendant=function(e){for(var t=e.childNodes.length-1;t>=0;t--){var i=e.childNodes[t];if(n.Utils.attemptFocus(i)||n.Utils.focusLastDescendant(i))return!0}return!1},n.Utils.attemptFocus=function(e){if(!n.Utils.isFocusable(e))return!1;n.Utils.IgnoreUtilFocusChanges=!0;try{e.focus()}catch(t){}return n.Utils.IgnoreUtilFocusChanges=!1,document.activeElement===e},n.Utils.isFocusable=function(e){if(e.tabIndex>0||0===e.tabIndex&&null!==e.getAttribute(\"tabIndex\"))return!0;if(e.disabled)return!1;switch(e.nodeName){case\"A\":return!!e.href&&\"ignore\"!==e.rel;case\"INPUT\":return\"hidden\"!==e.type&&\"file\"!==e.type;case\"BUTTON\":case\"SELECT\":case\"TEXTAREA\":return!0;default:return!1}},n.Utils.triggerEvent=function(e,t){var i=void 0;i=/^mouse|click/.test(t)?\"MouseEvents\":/^key/.test(t)?\"KeyboardEvent\":\"HTMLEvents\";for(var n=document.createEvent(i),s=arguments.length,r=Array(s>2?s-2:0),a=2;a<s;a++)r[a-2]=arguments[a];return n.initEvent.apply(n,[t].concat(r)),e.dispatchEvent?e.dispatchEvent(n):e.fireEvent(\"on\"+t,n),e},n.Utils.keys={tab:9,enter:13,space:32,left:37,up:38,right:39,down:40,esc:27},t.default=n.Utils}";