OptionalhandleCallback overriding action performed when user asks to open a file. The default is to open the file in the main area if it is not open already, or to reveal it otherwise.
A file browser model instance.
OptionalrendererA renderer for file items.
The default is a shared Renderer instance.
OptionalstateAn optional state database. If provided, the widget will restore the columns sizes
OptionaltranslatorA language translator.
An options object for initializing a file browser directory listing.