void (@NotNull AnActionEvent e) { final DataContext dataContext = e.getDataContext(); final Project project = CommonDataKeys.PROJECT.getData(dataContext); final PsiFile psiFile = CommonDataKeys.PSI_FILE.getData(dataContext); e.getPresentation().setEnabled(project != null && psiFile != null && DaemonCodeAnalyzer.getInstance(project).isHighlightingAvailable(psiFile)); }