Hi Walter
I realize that once you call connect() it returns the handle_id. But
if glade is doing this for me, are the handle id's stored somewhere?
Surely there has to be a widget.get_handle_id('callback_function')
method. I can't seem to find anything on this over the net though.
Cheers
Peyman Askari
On 11 Mar 2009, at 07:56, Walter Leibbrandt wrote:
> Hi,
>
> Peyman wrote:
>> Hello
>>
>> Is there a clean way to temporarily cancel callbacks? For example
>> consider a combobox CB1 with the following callback function
>>
>> on_CB1_changed(...):
>> someVar= the new entry
>>
>> now if I manually change the combobox to, for example "Select
>> item", I don't want the changed signal to be generated since I
>> don't want someVar to be set to "Select item".
>>
> To temporarily block specific signal handlers from running, you can
> use the GObject.handler_block() and GObject.handler_unblock()
> methods
> (http://www.pygtk.org/docs/pygobject/class-gobject.html#method-gobject--handler-block
>
> ), because all widgets (and most of the classes in the gtk module)
> sub-class gobject. The "handler_id" mentioned there is the integer
> value returned by the original connect() call.
>
> HTH
>
> --
> Walter Leibbrandt http://translate.org.za/blogs/
> walter
> Software Developer +27 12 460 1095
> (w)
> Translate.org.za
>
> Recent blogs:
> * Firefox-style button with a pop-up menu
> http://www.translate.org.za/blogs/walter/en/content/firefox-style-button-pop-menu
> * Virtaal's MVCisation
> * Things that changed the way I code
>
>
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