Retrieves the 'visited' state of the URI where the GtkLinkButton
points. The button becomes visited when it is clicked. If the URI
is changed on the button, the 'visited' state is unset again.
The state may also be changed using gtk_link_button_set_visited().
Since 2.14
Retrieves the 'visited' state of the URI where the GtkLinkButton points. The button becomes visited when it is clicked. If the URI is changed on the button, the 'visited' state is unset again. The state may also be changed using gtk_link_button_set_visited(). Since 2.14