[PyQt] openRPT and pyQT

John johnf at jfcomputer.com
Fri Apr 23 00:47:01 BST 2010

On Thursday 22 April 2010 04:42:18 pm Matt Newell wrote:
> > Thanks for the response.  I guess I'm surprized that others don't know
> > about openRPT.  I wonder what everyone is using for a report writer?  I'm
> > using pyQT to write a CRUD app.  And I need a report writer.  I looked at
> > reportlab but soon discovered openRPT.  The xTuple folks use it (both
> > xTuple and openRPT writer were written in QT).
> >
> > So I guess the question is what is required to interface pyQT to other QT
> > programs written in C++.  I realize that the question is very general. 
> > But I hope others will provide at least a starting point for me.
> I think it really depends on what you want to accomplish using python/pyqt.
> At the very least you'll have to write .sip bindings for whatever classes
> you want to use from python.  From there you'll need to make the app into a
> library so it's functionality can be used from a python script, and/or
> embed python into the program itself and add hooks in appropriate places.
> For example if your goal is to use a template already created through the
> gui, and have a script load that template and generate reports
> automatically with different data sets, then you might need a fairly small
> subset of the programs functionality exposed to python.
> If on the other hand you want to be able to embed python fragments into the
> forms, in order to manipulate the data in some way, that may require
> significant modification to the program itself.
> No matter what you will have to become familiar with sip, and if you go the
> embedding route you will also have to become familiar with some of python's
> C-apis.
> > What is
> > implied also in my question is the assumation that because openRPT (and
> > others) were written in QT that should be some sort of standard way to
> > interface from pyQT.
> Writing sip bindings for C++ classes that use Qt is fairly straightforward
> in most cases.  IMO it can be learned quite quickly by looking at the .sip
> files used by PyQt4 itself, and referring to the docs when you don't
> understand what is what.
> Matt

I believe your comments will be very helpful.  At least I have a starting 
point.  Thanks


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