class EV_VERTICAL_SPLIT_AREA Ancestors EV_SPLIT_AREA* Descendants GB_VERTICAL_SPLIT_AREA MULTIPLE_SPLIT_AREA Clients EV_VERTICAL_SPLIT_AREA MULTIPLE_SPLIT_AREA PREFERENCES_GRID_IMP* PREFERENCES_WINDOW PREFERENCES_WINDOW_IMP* Suppliers EV_VERTICAL_SPLIT_AREA EV_VERTICAL_SPLIT_AREA_IMP