boolean () { Application application = ApplicationManager.getApplication(); if (!application.isWriteAccessAllowed()) return false; MessageBus bus = application.getMessageBus(); return bus.hasUndeliveredEvents(VirtualFileManager.VFS_CHANGES) || bus.hasUndeliveredEvents(PsiModificationTracker.TOPIC) || bus.hasUndeliveredEvents(ModuleRootListener.TOPIC) || bus.hasUndeliveredEvents(AdditionalLibraryRootsListener.TOPIC); }