direction-of-increase

Generic Function

Package: common-graphics

Arguments: scroll-bar-mixin

Returns the value of the direction-of-increase property of the argument. The value of this property can be :up or :down. It indicates the direction a vertical scroll bar bubble or trackbar pointer moves when the value of the scroll-bar/trackbar increases. :up and :down are also used for horizontal scroll bars, with :up meaning to the left and :down meaning to the right.

direction-of-increase is a property of the trackbar, horizontal-scroll-bar, and vertical-scroll-bar classes.

Common Graphics and IDE documentation is described in About Common Graphics and IDE documentation in cgide.htm.

The documentation is described in introduction.htm and the index is in index.htm.

Copyright (c) 1998-2000, Franz Inc. Berkeley, CA., USA. All rights reserved.

Created 2000.10.5.