HotelPropertiesWindow.java 文件源码

private KeyListener listenToKeysListener() {
    final KeyAdapter adapter = new KeyAdapter() {
        @Override
        public void keyTyped(KeyEvent e) {
            String word = nameField.getText();
            if (word.length() < 18) {
                hotelNameTitle.setText(word);
                hotelNameTitle.repaint();
            } else {
                JOptionPane.showMessageDialog(modalFrame, "Hotel name maximum 18 charachter allowed!",
                        JOptionPane.MESSAGE_PROPERTY, JOptionPane.WARNING_MESSAGE);
            }
            super.keyTyped(e);
        }
    };
    return adapter;
}