define(["./dom-geometry", "./_base/lang", "./domReady", "./sniff", "./_base/window"],
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function(geometry, lang, domReady, has, baseWindow){
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// module:
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// dojo/uacss
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/*=====
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return {
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// summary:
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// Applies pre-set CSS classes to the top-level HTML node, based on:
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//
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// - browser (ex: dj_ie)
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// - browser version (ex: dj_ie6)
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// - box model (ex: dj_contentBox)
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// - text direction (ex: dijitRtl)
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//
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// In addition, browser, browser version, and box model are
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// combined with an RTL flag when browser text is RTL. ex: dj_ie-rtl.
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//
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// Returns the has() method.
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};
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=====*/
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var
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html = baseWindow.doc.documentElement,
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ie = has("ie"),
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opera = has("opera"),
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maj = Math.floor,
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ff = has("ff"),
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boxModel = geometry.boxModel.replace(/-/,''),
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classes = {
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"dj_quirks": has("quirks"),
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// NOTE: Opera not supported by dijit
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"dj_opera": opera,
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"dj_khtml": has("khtml"),
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"dj_webkit": has("webkit"),
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"dj_safari": has("safari"),
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"dj_chrome": has("chrome"),
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"dj_gecko": has("mozilla"),
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"dj_ios": has("ios"),
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"dj_android": has("android")
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}; // no dojo unsupported browsers
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if(ie){
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classes["dj_ie"] = true;
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classes["dj_ie" + maj(ie)] = true;
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classes["dj_iequirks"] = has("quirks");
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}
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if(ff){
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classes["dj_ff" + maj(ff)] = true;
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}
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classes["dj_" + boxModel] = true;
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// apply browser, browser version, and box model class names
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var classStr = "";
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for(var clz in classes){
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if(classes[clz]){
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classStr += clz + " ";
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}
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}
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html.className = lang.trim(html.className + " " + classStr);
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// If RTL mode, then add dj_rtl flag plus repeat existing classes with -rtl extension.
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// We can't run the code below until the <body> tag has loaded (so we can check for dir=rtl).
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domReady(function(){
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if(!geometry.isBodyLtr()){
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var rtlClassStr = "dj_rtl dijitRtl " + classStr.replace(/ /g, "-rtl ");
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html.className = lang.trim(html.className + " " + rtlClassStr + "dj_rtl dijitRtl " + classStr.replace(/ /g, "-rtl "));
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}
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});
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return has;
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});
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