[Zope] programmatic manipulation of Property Sheets

[Dieter Maurer]

Mitchell L Model writes:
 > Could someone please show an example of the programmatic manipulation 
 > of property sheets for an instance of a Python class (not ZClass) 
 > derived from PropertyManager?  I've looked at 
 > http://www.zope.org/Members/michel/Projects/Interfaces/PropertySheets 
 > and the pages it points to, which provide most of the information, 
 > and I'm sure I can read the code enough to figure out the rest, but 
 > it would be really helpful to have an example of some interesting 
 > manipulations.  Specifically, I want to add a few property sheets, 
 > then define a few properties for each of those sheets (with initial 
 > values).  Ideally, I'd like to do this generically somehow as part of 
 > my class -- especially the initial values -- rather than having to 
 > initialize every property of every sheet for each instance.
A PropertyManager does not support PropertySheets, just
a simple flat sequence of properties....


Dieter