Anwendungsfenster, Titel setzen

org.eclipse.ui.application.WorkbenchWindowAdvisor

public class ApplicationWorkbenchWindowAdvisor extends WorkbenchWindowAdvisor {
   ...
 
   @Override
   public void preWindowOpen() {
      IWorkbenchWindowConfigurer configurer = getWindowConfigurer();
      configurer.setTitle("Mein Titel");  //$NON-NLS-1$
   }	
}