Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!ames!hc!lll-winken!arisia!sgi!shinobu!odin!fudge!karlton
From: karlton@fudge.sgi.com (Phil Karlton)
Newsgroups: comp.windows.x
Subject: Re: Variable length window properties
Message-ID: <170@odin.SGI.COM>
Date: 28 Jun 89 18:13:02 GMT
References: <3517@ncar.ucar.edu> <1264@riscy.dec.com> <1028@cernvax.UUCP>
Sender: news@odin.SGI.COM
Organization: Silicon Graphics, Inc., Mountain View, CA
Lines: 16

In article <1028@cernvax.UUCP> jones@cernvax.UUCP (robert jones) writes:
>
>Does anyone know how to create a window property of varying length?
>I want to collect a list of integers in a property by prepending each one
>to the existing list. At the moment I define some maximum length and mark
>the start of the list with a special value but this seems wasteful.

I am having a little trouble understanding the question. All properties
are inherently variable length. Successive calls of the form

	XChangeProperty(dpy, w, prop_atom, XA_INTEGER, 32, PropModePrepend,
		&value, 1)

should (somewhat inefficiently) grow a property in the manner you wish.

PK