uc5007
uc5008
uc5009
UF_LAYER_ask_category_info
UF_LAYER_ask_category_tag
UF_LAYER_ask_status
UF_LAYER_ask_work_layer
UF_LAYER_create_category
UF_LAYER_cycle_by_layer 按层查找工作部件中的对象
UF_LAYER_edit_category_descr
UF_LAYER_edit_category_layer
UF_LAYER_edit_category_name
UF_LAYER_set_all_but_work
UF_LAYER_set_many_layers_status
UF_LAYER_set_status
UF_OBJ_set_layer