pdf表单字段:单独/提取窗口小部件词典与字段词典
根据PDF规格,当只有一个关联的小部件注释时,可以合并小部件字典和字段词典。 Itext / OpenPDF是否有一些支持再次分开两者? (低水平的API就足够了)。
更新:好的,因此似乎没有可信赖的方法。但是,这两个字典中确实存在的以下条目:
aa
(附加操作)在(widget)注释词典和字段字典中定义 - 因此,当分开何处放置它时?parent
- 字段和注释都定义了父 - 因此在分开何处时?
According to the PDF spec it is possible to merge the widget dictionary and the field dictionary when there is only one associated widget annotation. Is there some support by iText / openPDF to separate the two again? (Low level API would suffice).
Update: Ok so there seems to be no convienient method for it. But what about the following entries which does exist in both dictionaries:
AA
(additional actions) are defined in (widget) annotation dictionary and in the field dictionary - so when separating where to put it?Parent
- both field and annotation define a parent - so when separating where to put it?
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