Prebuilt sets of buttons for the dialog. If none of these choices are appropriate, simply use Gtk::BUTTONS_NONE then call add_buttons() .
Value | Symbolic name | Description |
| 0 | Gtk::BUTTONS_NONE | No buttons at all. |
| 1 | Gtk::BUTTONS_OK | An OK button. |
| 2 | Gtk::BUTTONS_CLOSE | A Close button. |
| 3 | Gtk::BUTTONS_CANCEL | A Cancel button. |
| 4 | Gtk::BUTTONS_YES_NO | Yes and No buttons. |
| 5 | Gtk::BUTTONS_OK_CANCEL | OK and Cancel buttons. |