Path: utzoo!utgpu!news-server.csri.toronto.edu!rpi!zaphod.mps.ohio-state.edu!wuarchive!uunet!mcsun!hp4nl!cbmnlux!cbmehq!cbmdeo!jsmami!jsmoller
From: jsmoller@jsmami.UUCP (Jesper Steen Moller)
Newsgroups: comp.sys.amiga.programmer
Subject: Re: Mouse blanking
Message-ID: <jsmoller.5113@jsmami.UUCP>
Date: 9 May 91 02:31:39 GMT
Followup-To: comp.sys.amiga.programmer
Organization: Danish SofTech
Lines: 19

In article <91127.171511DXB132@psuvm.psu.edu> DXB132@psuvm.psu.edu writes:

[voilent ways of blanking mouse]

> You can also avoid this problem by using SetPrefs to blank instead of
> turning off sprite DMA. Turning off sprite DMA is a pretty drastic
> measure, after all.

Good idea, but not good enough for those who use their own pointers.
My suggestion is to use the intuition SetPointer() call, and then, when
unblanking, check if the blanked window is still there (traverse
the Intuition list while LockIBase()'d) - if yes, put back the old value...

> -- Dan Babcock
--                     __
Jesper Steen Moller   ///  VOICE: +45 31 62 46 45
Maglemosevej 52  __  ///  USENET: cbmehq!cbmdeo!jsmami!jsmoller
DK-2920 Charl    \\\///  FIDONET: 2:231/84.45
Denmark           \XX/