Package traverse implements an extensible interface that allows children widgets to announce state changes to their parent container.

NewChildren creates a hollow children then immediately unhollows it.

NewHollowChildren creates a hollow children, which is a children without any widgets.

NewHollowServer creates a new hollow ServerRow.

refer to style.css.

Children is a children server with a reference to the parent.

ParentController controls ServerRow's container, which is the Children struct.