gtk-file-filter-needed (filter)

filter -- a gtk-file-filter object

A bitfield of gtk-file-filter-flags flags indicating needed fields when calling the function gtk-file-filter-filter.

Gets the fields that need to be filled in for the structure passed to the function gtk-file-filter-filter.

This function will not typically be used by applications. It is intended principally for use in the implementation of a gtk-file-chooser widget.