Permanently adds page to self.
Any page that has been added will stay in self even after being popped from the navigation stack.
Adding a page while no page is visible will automatically push it to the navigation stack.
See adw.navigation_view.NavigationView.remove.
the page to add
Permanently adds page to self.
Any page that has been added will stay in self even after being popped from the navigation stack.
Adding a page while no page is visible will automatically push it to the navigation stack.
See adw.navigation_view.NavigationView.remove.