Well, I'm not sure what is going on, I'm sorry to say. I looked through the code in mred/private/wx/win32/ and it seems like racket is just handing along events that come its way (from windows). There may be a bug in there that causes event duplication, but I'm not seeing it.
Robby On Tue, Sep 25, 2012 at 12:47 AM, Kieron Hardy <kieron.ha...@gmail.com> wrote: > I used 'enter to make the problem easy to demonstrate, but what I'm really > interested in is button up/down events and they get duplicated also. > Unfortunately there's no guarantee that a window will ever get a matched pair > of up/down events (due to pop-ups etc.) so I really can't rely on that. > > But I might be able to work-around by storing the mouse-event% when first > processing, and then treat as duplicate all calls to on-subwindow-event that > pass that same event. > > Kieron > > On Sep 24, 2012, at 19:47, Robby Findler <ro...@eecs.northwestern.edu> wrote: > >> Oh. Well, either this is going to be a bug, or it is going to fall >> under "you sometimes get strange events, thanks to details of how the >> platform interacts with its apps". I'm not sure which in this case, >> but can you tell that you've gotten two enters without getting a leave >> inbetween? >> >> Robby >> >> On Mon, Sep 24, 2012 at 7:38 PM, Kieron Hardy <kieron.ha...@gmail.com> wrote: >>> >>> On Sep 24, 2012, at 17:57, Robby Findler <ro...@eecs.northwestern.edu> >>> wrote: >>> >>>> When I run this on the mac, I don't see any enter events, which seems >>>> strange. >>> >>> Strange - I am on Windows but thought the code would work on all platforms. >>> >>>> But my initial reaction to your question was that you need to >>>> use the 'r' argument. >>> >>> But the receiver (r) for all three events for the frame% is the same. Ditto >>> for both events for the list-box%. >>> >>> Kieron ____________________ Racket Users list: http://lists.racket-lang.org/users
