Methods introduced:

Use the method wfcWSolid::CollapseDetailTree to collapse all nodes of the detail tree in the Creo Parametric window and make its child nodes invisible.

Use the method wfcWSolid::ExpandDetailTree to expand the detail tree in the Creo Parametricwindow.

Use the method wfcWSolid::RefreshDetailTree to rebuild the detail tree in the Creo Parametric window that contains the model.

The input argument for the above three methods is SolidWindow. It is the window containing the solid. By default, the detail tree in the active window is used.