设置jspinner的编辑属性.txt

java开发中经常用到的代码

    /**
     * 设置JSpinner的编辑属性
     * @param spinner 目标JSpinner
     * @param isAllowInvalid 是否允许输入非法值
     * @param isEditable 是否允许编辑
     */
    public static void setAllowsInvalid(JSpinner spinner, boolean isAllowInvalid, boolean isEditable)
    {
        JSpinner.NumberEditor editor = new JSpinner.NumberEditor(spinner, "#");
        spinner.setEditor(editor);
        JFormattedTextField tf = ((JSpinner.NumberEditor)spinner.getEditor()).getTextField();
        tf.setEditable(isEditable);
        DefaultFormatterFactory factory = (DefaultFormatterFactory)tf.getFormatterFactory();
        NumberFormatter formatter = (NumberFormatter)factory.getDefaultFormatter();
        formatter.setAllowsInvalid(isAllowInvalid);
    }