from ignis.widgets import Widget

stack = Widget.Stack(
    child=[
        Widget.StackPage(
            title="page 1", child=Widget.Label(label="welcome to page 1!")
        ),
        Widget.StackPage(
            title="page 2", child=Widget.Label(label="welcome to page 2!")
        ),
        Widget.StackPage(
            title="page 3", child=Widget.Label(label="welcome to page 3!")
        ),
    ]
)

Widget.Box(
    vertical=True,
    # you should add both StackSwitcher and Stack.
    child=[Widget.StackSwitcher(stack=stack), stack],
)