/**
* Add stylesheet data to the document as though it were declared before any stylesheet previously
* created by {@link #injectStylesheet(String)}.
*
* <p>The returned StyleElement cannot be implemented consistently across all browsers.
* Specifically, <strong>applications that need to run on Internet Explorer should not use this
* method. Call {@link #injectAtStart(String, boolean)} instead.</strong>
*
* @param contents the CSS contents of the stylesheet
* @return the StyleElement that contains the newly-injected CSS (unreliable on Internet Explorer)
*/
public static StyleElement injectStylesheetAtStart(String contents) {
toInjectAtStart.unshift(contents);
return flush(toInjectAtStart);
}
/**
* Add stylesheet data to the document as though it were declared before all stylesheets
* previously created by {@link #inject(String)}.
*
* @param css the CSS contents of the stylesheet
* @param immediate if <code>true</code> the DOM will be updated immediately instead of just
* before returning to the event loop. Using this option excessively will decrease
* performance, especially if used with an inject-css-on-init coding pattern
*/
public static void injectAtStart(String css, boolean immediate) {
toInjectAtStart.unshift(css);
inject(immediate);
}