XfwfSlider4 (superclass: XfwfSlider2)
	The widget displays a thumb, that can be moved with the mouse.
	Applications can use this to move or scroll other objects, via
	callbacks. The thumb can also be resized with the mouse.

Files
	Imakefile
	Slider4.tex	(documentation; format with Plain TeX)
	wbuildmac.tex	(TeX macros)
	Slider4.c
	Slider4P.h
	Slider4.h
	Slider4.w	(the real source, see below)
	Slider4T.c	(test program)
	Slider4T.ad	(sample resources)

N.B.
	The widget files are computer-generated. The real source is
	Slider4.w. It has been processed with Wbuild (available by
	anonymous ftp from tyr.let.rug.nl or 129.125.8.20)

Author
	Bert Bos <bert@let.rug.nl>
	Alfa-informatica, Rijksuniversiteit Groningen, The Netherlands
	August 1992
