Path: utzoo!attcan!uunet!cs.utexas.edu!usc!zaphod.mps.ohio-state.edu!sunybcs!boulder!stan!marvin!toml
From: toml@marvin.Solbourne.COM (Tom LaStrange)
Newsgroups: comp.windows.x
Subject: Re: state mask in button Press and Button Release
Message-ID: <1990Feb20.150759.6686@Solbourne.COM>
Date: 20 Feb 90 15:07:59 GMT
Sender: news@Solbourne.COM
Organization: Solbourne Computer, Inc.
Lines: 22

> When I have a Button Press or Button Release events reported
> to me the state member is NULL (or 0 as it comes out in the printf).
> This is the case no matter what modifier is present i.e. ShiftMask etc.
> Surprisingly, even the state does not reflect the appropriate number of the
> Button pressed (for ex: if button press was caused by Button2 then the 
> state member should have the Button2Mask turned on). Although, one can
> find out this from
> the button member of the event structure (But that is not the point).


I quote from the Red Book, page 223:

"The state member is set to indicate the logical state of the pointer buttons
and modifier keys just prior to the event ..."
		       ^^^^^

--
Tom LaStrange

Solbourne Computer Inc.    ARPA: toml@Solbourne.COM
1900 Pike Rd.              UUCP: ...!{boulder,sun}!stan!toml
Longmont, CO  80501