17 lines
10 KiB
JavaScript
17 lines
10 KiB
JavaScript
(function(win){var ieUserAgent=navigator.userAgent.match(/MSIE (\d+)/);if(!ieUserAgent){return false}var doc=document;var root=doc.documentElement;var xhr=getXHRObject();var ieVersion=ieUserAgent[1];if(doc.compatMode!="CSS1Compat"||ieVersion<6||ieVersion>8||!xhr){return}var selectorEngines={NW:"*.Dom.select",MooTools:"$$",DOMAssistant:"*.$",Prototype:"$$",YAHOO:"*.util.Selector.query",Sizzle:"*",jQuery:"*",dojo:"*.query"};var selectorMethod;var enabledWatchers=[];var domPatches=[];var ie6PatchID=0;var patchIE6MultipleClasses=true;var namespace="slvzr";var RE_COMMENT=/(\/\*[^*]*\*+([^\/][^*]*\*+)*\/)\s*?/g;var RE_IMPORT=/@import\s*(?:(?:(?:url\(\s*(['"]?)(.*)\1)\s*\))|(?:(['"])(.*)\3))\s*([^;]*);/g;var RE_ASSET_URL=/(behavior\s*?:\s*)?\burl\(\s*(["']?)(?!data:)([^"')]+)\2\s*\)/g;var RE_PSEUDO_STRUCTURAL=/^:(empty|(first|last|only|nth(-last)?)-(child|of-type))$/;var RE_PSEUDO_ELEMENTS=/:(:first-(?:line|letter))/g;var RE_SELECTOR_GROUP=/((?:^|(?:\s*})+)(?:\s*@media[^{]+{)?)\s*([^\{]*?[\[:][^{]+)/g;var RE_SELECTOR_PARSE=/([ +~>])|(:[a-z-]+(?:\(.*?\)+)?)|(\[.*?\])/g;var RE_LIBRARY_INCOMPATIBLE_PSEUDOS=/(:not\()?:(hover|enabled|disabled|focus|checked|target|active|visited|first-line|first-letter)\)?/g;var RE_PATCH_CLASS_NAME_REPLACE=/[^\w-]/g;var RE_INPUT_ELEMENTS=/^(INPUT|SELECT|TEXTAREA|BUTTON)$/;var RE_INPUT_CHECKABLE_TYPES=/^(checkbox|radio)$/;var BROKEN_ATTR_IMPLEMENTATIONS=ieVersion>6?/[\$\^*]=(['"])\1/:null;var RE_TIDY_TRAILING_WHITESPACE=/([(\[+~])\s+/g;var RE_TIDY_LEADING_WHITESPACE=/\s+([)\]+~])/g;var RE_TIDY_CONSECUTIVE_WHITESPACE=/\s+/g;var RE_TIDY_TRIM_WHITESPACE=/^\s*((?:[\S\s]*\S)?)\s*$/;var EMPTY_STRING="";var SPACE_STRING=" ";var PLACEHOLDER_STRING="$1";function patchStyleSheet(cssText){return cssText.replace(RE_PSEUDO_ELEMENTS,PLACEHOLDER_STRING).replace(RE_SELECTOR_GROUP,function(m,prefix,selectorText){var selectorGroups=selectorText.split(",");for(var c=0,cs=selectorGroups.length;c<cs;c++){var selector=normalizeSelectorWhitespace(selectorGroups[c])+SPACE_STRING;var patches=[];selectorGroups[c]=selector.replace(RE_SELECTOR_PARSE,function(match,combinator,pseudo,attribute,index){if(combinator){if(patches.length>0){domPatches.push({selector:selector.substring(0,index),patches:patches});patches=[]}return combinator}else{var patch=(pseudo)?patchPseudoClass(pseudo):patchAttribute(attribute);if(patch){patches.push(patch);return"."+patch.className}return match}})}return prefix+selectorGroups.join(",")})}function patchAttribute(attr){return(!BROKEN_ATTR_IMPLEMENTATIONS||BROKEN_ATTR_IMPLEMENTATIONS.test(attr))?{className:createClassName(attr),applyClass:true}:null}function patchPseudoClass(pseudo){var applyClass=true;var className=createClassName(pseudo.slice(1));var isNegated=pseudo.substring(0,5)==":not(";var activateEventName;var deactivateEventName;if(isNegated){pseudo=pseudo.slice(5,-1)}var bracketIndex=pseudo.indexOf("(");if(bracketIndex>-1){pseudo=pseudo.substring(0,bracketIndex)}if(pseudo.charAt(0)==":"){switch(pseudo.slice(1)){case"root":applyClass=function(e){return isNegated?e!=root:e==root};break;case"target":if(ieVersion==8){applyClass=function(e){var handler=function(){var hash=location.hash;var hashID=hash.slice(1);return isNegated?(hash==EMPTY_STRING||e.id!=hashID):(hash!=EMPTY_STRING&&e.id==hashID)};addEvent(win,"hashchange",function(){toggleElementClass(e,className,handler())});return handler()};break}return false;case"checked":applyClass=function(e){if(RE_INPUT_CHECKABLE_TYPES.test(e.type)){addEvent(e,"propertychange",function(){if(event.propertyName=="checked"){toggleElementClass(e,className,e.checked!==isNegated)}})}return e.checked!==isNegated};break;case"disabled":isNegated=!isNegated;case"enabled":applyClass=function(e){if(RE_INPUT_ELEMENTS.test(e.tagName)){addEvent(e,"propertychange",function(){if(event.propertyName=="$disabled"){toggleElementClass(e,className,e.$disabled===isNegated)}});enabledWatchers.push(e);e.$disabled=e.disabled;return e.disabled===isNegated}return pseudo==":enabled"?isNegated:!isNegated};break;case"focus":activateEventName="focus";deactivateEventName="blur";case"hover":if(!activateEventName){activateEventName="mouseenter";deactivateEventName="mouseleave"}applyClass=function(e){addEvent(e,isNegated?deactivateEventName:activateEventName,function(){toggleElementClass(e,className,true)});addEvent(e,isNegated?activateEventName:deactivateEventName,function(){toggleElementClass(e,className,false)});return isNegated};break;default:if(!RE_PSEUDO_STRUCTURAL.test(pseudo)){return false}break}}return{className:className,applyClass:applyClass}}function applyPatches(){var elms,selectorText,patches,domSelectorText;for(var c=0;c<domPatches.length;c++){selectorText=domPatches[c].selector;patches=domPatches[c].patches;domSelectorText=selectorText.replace(RE_LIBRARY_INCOMPATIBLE_PSEUDOS,EMPTY_STRING);if(domSelectorText==EMPTY_STRING||domSelectorText.charAt(domSelectorText.length-1)==SPACE_STRING){domSelectorText+="*"}try{elms=selectorMethod(domSelectorText)}catch(ex){log("Selector '"+selectorText+"' threw exception '"+ex+"'")}if(elms){for(var d=0,dl=elms.length;d<dl;d++){var elm=elms[d];var cssClasses=elm.className;for(var f=0,fl=patches.length;f<fl;f++){var patch=patches[f];if(!hasPatch(elm,patch)){if(patch.applyClass&&(patch.applyClass===true||patch.applyClass(elm)===true)){cssClasses=toggleClass(cssClasses,patch.className,true)}}}elm.className=cssClasses}}}}function hasPatch(elm,patch){return new RegExp("(^|\\s)"+patch.className+"(\\s|$)").test(elm.className)}function createClassName(className){return namespace+"-"+((ieVersion==6&&patchIE6MultipleClasses)?ie6PatchID++:className.replace(RE_PATCH_CLASS_NAME_REPLACE,function(a){return a.charCodeAt(0)}))}function log(message){if(win.console){win.console.log(message)}}function trim(text){return text.replace(RE_TIDY_TRIM_WHITESPACE,PLACEHOLDER_STRING)}function normalizeWhitespace(text){return trim(text).replace(RE_TIDY_CONSECUTIVE_WHITESPACE,SPACE_STRING)}function normalizeSelectorWhitespace(selectorText){return normalizeWhitespace(selectorText.replace(RE_TIDY_TRAILING_WHITESPACE,PLACEHOLDER_STRING).replace(RE_TIDY_LEADING_WHITESPACE,PLACEHOLDER_STRING))}function toggleElementClass(elm,className,on){var oldClassName=elm.className;var newClassName=toggleClass(oldClassName,className,on);if(newClassName!=oldClassName){elm.className=newClassName;elm.parentNode.className+=EMPTY_STRING}}function toggleClass(classList,className,on){var re=RegExp("(^|\\s)"+className+"(\\s|$)");var classExists=re.test(classList);if(on){return classExists?classList:classList+SPACE_STRING+className}else{return classExists?trim(classList.replace(re,PLACEHOLDER_STRING)):classList}}function addEvent(elm,eventName,eventHandler){elm.attachEvent("on"+eventName,eventHandler)}function getXHRObject(){if(win.XMLHttpRequest){return new XMLHttpRequest}try{return new ActiveXObject("Microsoft.XMLHTTP")}catch(e){return null}}function loadStyleSheet(url){xhr.open("GET",url,false);xhr.send();return(xhr.status==200)?xhr.responseText:EMPTY_STRING}function resolveUrl(url,contextUrl,ignoreSameOriginPolicy){function getProtocol(url){return url.substring(0,url.indexOf("//"))}function getProtocolAndHost(url){return url.substring(0,url.indexOf("/",8))}if(!contextUrl){contextUrl=baseUrl}if(url.substring(0,2)=="//"){url=getProtocol(contextUrl)+url}if(/^https?:\/\//i.test(url)){return !ignoreSameOriginPolicy&&getProtocolAndHost(contextUrl)!=getProtocolAndHost(url)?null:url}if(url.charAt(0)=="/"){return getProtocolAndHost(contextUrl)+url}var contextUrlPath=contextUrl.split(/[?#]/)[0];if(url.charAt(0)!="?"&&contextUrlPath.charAt(contextUrlPath.length-1)!="/"){contextUrlPath=contextUrlPath.substring(0,contextUrlPath.lastIndexOf("/")+1)}return contextUrlPath+url}function parseStyleSheet(url){if(url){return loadStyleSheet(url).replace(RE_COMMENT,EMPTY_STRING).replace(RE_IMPORT,function(match,quoteChar,importUrl,quoteChar2,importUrl2,media){var cssText=parseStyleSheet(resolveUrl(importUrl||importUrl2,url));return(media)?"@media "+media+" {"+cssText+"}":cssText}).replace(RE_ASSET_URL,function(match,isBehavior,quoteChar,assetUrl){quoteChar=quoteChar||EMPTY_STRING;return isBehavior?match:" url("+quoteChar+resolveUrl(assetUrl,url,true)+quoteChar+") "})}return EMPTY_STRING}function getStyleSheets(){var url,stylesheet;for(var c=0;c<doc.styleSheets.length;c++){stylesheet=doc.styleSheets[c];if(stylesheet.href!=EMPTY_STRING){url=resolveUrl(stylesheet.href);if(url){stylesheet.cssText=stylesheet.rawCssText=patchStyleSheet(parseStyleSheet(url))}}}}function init(){applyPatches();if(enabledWatchers.length>0){setInterval(function(){for(var c=0,cl=enabledWatchers.length;c<cl;c++){var e=enabledWatchers[c];if(e.disabled!==e.$disabled){if(e.disabled){e.disabled=false;e.$disabled=true;e.disabled=true}else{e.$disabled=e.disabled}}}},250)}}var baseTags=doc.getElementsByTagName("BASE");var baseUrl=(baseTags.length>0)?baseTags[0].href:doc.location.href;getStyleSheets();ContentLoaded(win,function(){for(var engine in selectorEngines){var members,member,context=win;if(win[engine]){members=selectorEngines[engine].replace("*",engine).split(".");while((member=members.shift())&&(context=context[member])){}if(typeof context=="function"){selectorMethod=context;init();return}}}});
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/*!
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* ContentLoaded.js by Diego Perini, modified for IE<9 only (to save space)
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*
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* Author: Diego Perini (diego.perini at gmail.com)
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* Summary: cross-browser wrapper for DOMContentLoaded
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* Updated: 20101020
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* License: MIT
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* Version: 1.2
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*
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* URL:
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* http://javascript.nwbox.com/ContentLoaded/
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* http://javascript.nwbox.com/ContentLoaded/MIT-LICENSE
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*
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*/
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;function ContentLoaded(win,fn){var done=false,top=true,init=function(e){if(e.type=="readystatechange"&&doc.readyState!="complete"){return}(e.type=="load"?win:doc).detachEvent("on"+e.type,init,false);if(!done&&(done=true)){fn.call(win,e.type||e)}},poll=function(){try{root.doScroll("left")}catch(e){setTimeout(poll,50);return}init("poll")};if(doc.readyState=="complete"){fn.call(win,EMPTY_STRING)}else{if(doc.createEventObject&&root.doScroll){try{top=!win.frameElement}catch(e){}if(top){poll()}}addEvent(doc,"readystatechange",init);addEvent(win,"load",init)}}})(this);
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