syntax-highlighting/assets/js/loadCSS.js

Syntax Highlighting Colorschemes for many applications

(function(w){
  "use strict";
  var loadCSS = function( href, before, media ){
    var doc = w.document;
    var ss = doc.createElement( "link" );
    var ref;
    if( before ){
      ref = before;
    }
    else {
      var refs = ( doc.body || doc.getElementsByTagName( "head" )[ 0 ] ).childNodes;
      ref = refs[ refs.length - 1];
    }

    var sheets = doc.styleSheets;
    ss.rel = "stylesheet";
    ss.href = href;
    ss.media = "only x";

    function ready( cb ){
      if( doc.body ){
        return cb();
      }
      setTimeout(function(){
        ready( cb );
      });
    }
    ready( function(){
      ref.parentNode.insertBefore( ss, ( before ? ref : ref.nextSibling ) );
    });
    var onloadcssdefined = function( cb ){
      var resolvedHref = ss.href;
      var i = sheets.length;
      while( i-- ){
        if( sheets[ i ].href === resolvedHref ){
          return cb();
        }
      }
      setTimeout(function() {
        onloadcssdefined( cb );
      });
    };

    function loadCB(){
      if( ss.addEventListener ){
        ss.removeEventListener( "load", loadCB );
      }
      ss.media = media || "all";
    }

    if( ss.addEventListener ){
      ss.addEventListener( "load", loadCB);
    }
    ss.onloadcssdefined = onloadcssdefined;
    onloadcssdefined( loadCB );
    return ss;
  };
  if( typeof exports !== "undefined" ){
    exports.loadCSS = loadCSS;
  }
  else {
    w.loadCSS = loadCSS;
  }
}( typeof global !== "undefined" ? global : this ));