[PyQt] Best way to implement a modular framework?

TP wingusr at gmail.com
Wed Aug 18 14:30:39 BST 2010

On Tue, Aug 17, 2010 at 12:00 PM, Bernard Van Der Stichele
<Bernard_VanDerStichele at otpp.com> wrote:
> Hello all,
> I'm looking for some advice as to the best way of implementing an MDI - like
> application which is modular.
> i.e. I want to have a MainWindow host with a menu which dynamically loads a
> list of modules available at start-up; where each module is simply a
> different dialog window interface (QDialog). The idea is deploy my
> application so that I may, in the future, expand its functionality by adding
> new dialogs as needed (e.g. e-mailing the users one or more files which can
> be dropped in the app directory)
> My first simplistic idea was to have the host application look for available
> ui_xxx.py files in the application directory at start-up to populate the
> list of available dialogs, using a suitable naming convention.
> However, I ultimately need to deploy an executable host application to the
> users and am not sure how if it still would allow me to load ui_xxx.py files
> dynamically.
> I welcome any suggestions ... there must be a much better way of building a
> modular app..
> Thanks for any advice.
> Bernard.
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This sort of sounds like what Enthought's Envisage
(http://code.enthought.com/projects/envisage/) is doing?

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