Re: pointer grabs and drawing areas

[Sven Neumann <sven gimp org>]

Hi,

Paul Davis <pbd op net> writes:

> i have a drawing area set up to receive both button press+release
> events. my understanding is that X/GDK automatically does a pointer
> grab when a GdkWindow has these events set for itself. i also receive
> motion events, via motion hints.

X11 does an implicit grab.

> if i press and then move the pointer outside the drawing area, i
> continue to get motion events. however, this is only true if i don't
> move the pointer into the canvas that is packed above the drawing area
> in a table. 
> 
> how could this be? can the canvas grab the pointer away somehow?

I think it can do if it does an explicit grab.


Salut, Sven