Re: [Re: Bug in dragging from GtkListItem]

[Todd Dukes <todddukes netscape net>]

> 
>> When dragging from a GtkListItem source to another widget in the same app,
>> the GtkList keeps an event grab or something, so that moving the mouse
>> anywhere in the app changes the current list item, and clicking the first
>> time does not work as expected.
>> 
>> The attached patch (which applies to
>> gnome-libs/gnome-hello/gnome-hello-5-dnd.c - sorry, no gtk-only one, >>but
>> the idea is pretty simple and easy to reproduce) demonstrates the problem.

Owen wrote:

>Thanks for the bug report.

>The problem is that when the user release the button
>from a drag, gtkdnd.c fakes a button release on the
>source widget to convince it to release any grabs
>it has. But GtkList expects the button release to
>propagate to the GtkList widget, so it wasn't noticing
>the event sent to the button widget.

>The following is a half-fix - you'll notice that the list 
>item is selected after the button release which is a bit 
>odd, though better. That problem occurs because of the way 
>GtkList expects propagation to occur. I'll have to think a 
>bit more on how to fix that.

>Regards,
                                        Owen
I have been seeing something similar with ctree. When I 
drag from the ctree when there is no selection after I drop
sometimes there becomes a selection. Most of the time the 
selection becomes the first item in the ctree. Other times it
is the item under the mouse.

Is this the same problem?

Todd.


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