Did we change PropertyNotify in the past ?
Jay.Cotton at Sun.COM
Wed Oct 27 11:04:31 PDT 2004
Owen Taylor wrote:
> On Mon, 2004-10-25 at 15:56 -0700, Jay Cotton wrote:
>>I'm working on an issue with PropertyNotify.
>>In the X Protocol Reference Manual page 231.
>> PropertyNotify event.
>> <in part>
>> This event is reported to clients selecting PropertyChange on the window
>> and is generated with state NewValue .... etc.
>>I don't see how we ever turn this off. There is no code that would exclude
>>this notice, and I don't see where we turn it on, or filter the event.
>>Did I miss something in the X11R5 to X11R6 transition ?
> I'm a little confused by this question. Clearly:
> - Apps don't get PropertyNotify events for windows they haven't
> selected for PropertyChangeMask on.
When is this mask asserted? At window create or via protocol request?
> - Apps can select for PropertyNotify events for windows they are
> interested in.
> If either wasn't true, the entire session would fall apart, either in
> a storm of millions of events, or in a complete non-workingness of
> ICCCM protocols.
> Without digging into the server code, I assume that the question of what
> clients get the events gets handled by the normal server mechanisms
> for implementing SelectInput.
Jay Cotton Jay.Cotton at sun.com
Sun Microsystems Inc. - X11 Server Group
Operating Platform Group
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