Notifies the user about an input-related error on this widget.
If the [property@Gtk.Settings:gtk-error-bell] setting is true, it calls [method@Gdk.Surface.beep], otherwise it does nothing.
Note that the effect of [method@Gdk.Surface.beep] can be configured in many ways, depending on the windowing backend and the desktop environment or window manager that is used.
this |
a `GtkWidget` |