The accept-label property of type :string (Read / Write)
Label for the accept button of the file dialog.

The default-filter property of type gtk:file-filter (Read / Write)
The default filter, that is, the filter that is initially active in the file chooser dialog. If the default filter is nil, the first filter of the filters property is used as the default filter. If that property contains no filter, the dialog will be unfiltered. If the filters property is not nil, the default filter should be part of the list. If it is not, the dialog may choose to not make it available.

The filters property of type g:list-model (Read / Write)
The list of filters.

The initial-file property of type g:file (Read / Write)
The initial file, that is, the file that is initially selected in the file chooser dialog. This is a utility property that sets both initial-folder and initial-name properties.

The initial-folder property of type g:file (Read / Write)
The initial folder, that is, the directory that is initially opened in the file chooser dialog.

The initial-name property of type :string (Read / Write)
The initial name, that is, the filename that is initially selected in the file chooser dialog.

The modal property of type :boolean (Read / Write)
Whether the file chooser dialog is modal.
Default value: true

The title property of type :string (Read / Write)
A title that may be shown on the file chooser dialog.
Default value: nil