clear_windowclose_windowcopy_rectangledump_windowdump_window_imageflush_bufferget_disp_object_model_3d_infoget_os_window_handleget_window_attrget_window_extentsget_window_pointer3get_window_typenew_extern_windowopen_windowquery_window_typeset_window_attrset_window_dcset_window_extentsset_window_typeunproject_coordinatesupdate_window_pose