Re: [Vala] Signal disconnecting. Patch attempt.
- From: Jürg Billeter <j bitron ch>
- To: Alexandre Moreira <alexandream gmail com>
- Cc: vala paldo org
- Subject: Re: [Vala] Signal disconnecting. Patch attempt.
- Date: Fri, 16 Mar 2007 23:27:10 +0100
On Don, 2007-03-15 at 23:38 -0300, Alexandre Moreira wrote:
I am completely aware to the fact that I know pretty much nothing
about the way Vala compiler works, but I tried what seemed to be an
"easy-to-make-work" patch.
I'm sure there is a lot of cases where this thing might break and the
code is not well factored, but it suits my immediate needs. I just
felt like uploading the patch for you guys, so you can see the idea
and improve on it.
The patch is to add the following syntax:
object.signal -= somefunction;
so one can disconnect from a signal.
I only tested it in a very simple use case (which is the use case I'll
use the most) : Disconnecting a method of the current object (self)
from a signal.
The patch itself is a very simple copy/paste with little modifications
from the original += behavior.
Thanks for the patch, I've only had to change it to use
g_signal_handlers_disconnect_matched instead of
g_signal_handlers_disconnect_by_func as the latter disconnects all
signals with the same handler, disregarding the signal you specify. I've
committed it to SVN.
Jürg
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