class EV_HORIZONTAL_SPLIT_AREA_IMP Ancestors EV_HORIZONTAL_SPLIT_AREA_I* EV_SPLIT_AREA_IMP* Clients EV_HORIZONTAL_SPLIT_AREA EV_HORIZONTAL_SPLIT_AREA_IMP Suppliers BOOLEAN EV_HORIZONTAL_SPLIT_AREA_IMP EV_NEW_ITEM_ACTION_SEQUENCE EV_SPLIT_AREA_IMP* EV_WIDGET* EV_WIDGET_I* EV_WIDGET_IMP* EV_WINDOW_IMP INTEGER_32 REAL_64 WEL_BITMAP WEL_BRUSH WEL_CURSOR WEL_IDC_CONSTANTS WEL_PAINT_DC WEL_RECT WEL_SYSTEM_PARAMETERS_INFO WEL_WINDOW_DC