Re: [matplotlib-devel] Backend for Pyside

[<bu...@gm...>]

Looking forward, supporting the Python 3 compatible PyQt API is likely the  
way to go.

Le , Gerald Storer <gd...@mr...> a écrit :
> On 28/03/2011 1:10 AM, Peter Butterworth wrote:


> Wouldn't it be possible to use a single backend compatible with both

> PyQt and Pyside ?


> The current Qt mpl backend uses the old PyQt slots/signals API which  
> PySide doesn't really support (there are some macros but they don't work  
> 100% the same). From a quick glance at the IPython implementation it  
> looks like they are using the new API which means older versions (<4.5)  
> of PyQt won't be supported. This might be ok, I don't know.

> If it isn't then, there will need to be some try...excepts around the  
> place or separate back ends. If you ignore the PySide bugs I had to work  
> around I've only changed ~4 lines in the main backend.



> Pierre's formlayout is also using an obsolete method that isn't present  
> in PySide. I've opted to emulate it, but it would be best to change the  
> code to use the alternative method available in both PyQt and PySide.  
> formlayout also uses the old QString implementation of PyQt, PySide only  
> supports the new implementation where QString is transparently convert  
> to/from str/unicode. Setting QString = unicode seems to work though.



> Gerald.