如何访问 NetBeans IDE 中新打开文件的 NbEditorDocument?

How to access NbEditorDocument of a newly opened file in NetBeans IDE?

我想注册打开文件的通知并访问它们的 NbEditorDocument instances. Possibly it's something similar to this,而访问的是 FileObject 个实例。

收听 EditorRegistry.FOCUS_GAINED_PROPERTY 并自己跟踪 EditorRegistry.lastFocusedComponent() 以了解何时是新的。