Sets the current folder for chooser from a #GFile. Internal function, see gtk.file_chooser.FileChooser.setCurrentFolderUri.
the #GFile for the new folder
true if the folder could be changed successfully, false otherwise.
ErrorWrap
Sets the current folder for chooser from a #GFile. Internal function, see gtk.file_chooser.FileChooser.setCurrentFolderUri.