@Override public void actionPerformedImpl(ActionEvent e, RTextArea textArea) { if (!textArea.isEditable() || !textArea.isEnabled()) { UIManager.getLookAndFeel().provideErrorFeedback(textArea); return; } RSyntaxTextArea rsta = (RSyntaxTextArea) getTextComponent(e); RSyntaxDocument doc = (RSyntaxDocument) rsta.getDocument(); int line = textArea.getCaretLineNumber(); int type = doc.getLastTokenTypeOnLine(line); if (type < 0) { type = doc.getClosestStandardTokenTypeForInternalType(type); } // Only in MLC's should we try this if (type == Token.COMMENT_DOCUMENTATION || type == Token.COMMENT_MULTILINE) { insertBreakInMLC(e, rsta, line); } else { handleInsertBreak(rsta, true); } }