inert-polyfill.min.js

"inert"in HTMLElement.prototype||(Object.defineProperty(HTMLElement.prototype,"inert",{enumerable:!0,get:function(){return this.hasAttribute("inert")},set:function(h){h?this.setAttribute("inert",""):this.removeAttribute("inert")}}),window.addEventListener("load",function(){function h(a){var b=null;try{b=new KeyboardEvent("keydown",{keyCode:9,which:9,key:"Tab",code:"Tab",keyIdentifier:"U+0009",shiftKey:!!a,bubbles:!0})}catch(g){try{b=document.createEvent("KeyboardEvent"),b.initKeyboardEvent("keydown",
!0,!0,window,"Tab",0,a?"Shift":"",!1,"en")}catch(d){}}if(b){try{Object.defineProperty(b,"keyCode",{value:9})}catch(g){}document.dispatchEvent(b)}}function k(a){for(;a&&a!==document.documentElement;){if(a.hasAttribute("inert"))return a;a=a.parentElement}return null}function e(a){var b=a.path;return b&&b[0]||a.target}function l(a){a.path[a.path.length-1]!==window&&(m(e(a)),a.preventDefault(),a.stopPropagation())}function m(a){var b=k(a);if(b){if(document.hasFocus()&&0!==f){var g=(c||document).activeElement;
h(0>f?!0:!1);if(g!=(c||document).activeElement)return;var d=document.createTreeWalker(document.body,NodeFilter.SHOW_ELEMENT,{acceptNode:function(a){return!a||!a.focus||0>a.tabIndex?NodeFilter.FILTER_SKIP:b.contains(a)?NodeFilter.FILTER_REJECT:NodeFilter.FILTER_ACCEPT}});d.currentNode=b;d=(-1===Math.sign(f)?d.previousNode:d.nextNode).bind(d);for(var e;e=d();)if(e.focus(),(c||document).activeElement!==g)return}a.blur()}}(function(a){var b=document.createElement("style");b.type="text/css";b.styleSheet?
b.styleSheet.cssText=a:b.appendChild(document.createTextNode(a));document.body.appendChild(b)})("/*[inert]*/*[inert]{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;pointer-events:none}");var n=function(a){return null};window.ShadowRoot&&(n=function(a){for(;a&&a!==document.documentElement;){if(a instanceof window.ShadowRoot)return a;a=a.parentNode}return null});var f=0;document.addEventListener("keydown",function(a){f=9===a.keyCode?a.shiftKey?-1:1:0});document.addEventListener("mousedown",
function(a){f=0});var c=null;document.body.addEventListener("focus",function(a){var b=e(a);a=b==a.target?null:n(b);if(a!=c){if(c){if(!(c instanceof window.ShadowRoot))throw Error("not shadow root: "+c);c.removeEventListener("focusin",l,!0)}a&&a.addEventListener("focusin",l,!0);c=a}m(b)},!0);document.addEventListener("click",function(a){var b=e(a);k(b)&&(a.preventDefault(),a.stopPropagation())},!0)}));