[Qgis-developer] Value Tool does not work on 1.3.0

Barry Rowlingson b.rowlingson at lancaster.ac.uk
Fri Sep 18 05:20:53 EDT 2009


On Thu, Sep 17, 2009 at 9:19 PM, Jürgen E. <jef at norbit.de> wrote:
> Hi Ghislain,
>
> On Thu, 17. Sep 2009 at 20:58:57 +0200, Ghislain Picard wrote:
>> Ok for the change but are you sure it does not break the compatibility
>> with previous version of QGis ?
>
> It breaks compability, but you could connect to the old signal when connecting
> to the new signal fails.

 But Qt doesn't seem to give you any warning or failure if the signal
isn't valid. I think you'd have to check for the Qgis version and use
the 'const' version of the signal if the version is after whichever
version of Qgis made the change.

Barry


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