[Zope] Accessing default properties on addObjectForm
Sidnei da Silva
Wed, 31 Oct 2001 10:13:26 -0200
Ok. Got it 70%. Just couldnt get about the constructor. Is this something=
like the definition of manage_addProduct, that is done outside the class=20
definition because the class instance was not created yet?=20
Em Tuesday 30 October 2001 07:51, Dieter Maurer escreveu:
> Sidnei da Silva writes:
> > I wish to look at default properties of my custom object when creati=
> > the addObjectForm.
> > There is any way to do this? Something like:
> > <dtml-var "Products.MyProduct.Custom.default_title">
> <ObjectManager instance>.manage_addProduct[<Product Name>]
> you get the product dispatcher for your product.
> It has access to all product functions registered as "constructor"s.
> Now, "constructor" is a misnomer: You can register any function
> as a "constructor". Only the first "constructor" has a special
> meaning: it is used as target in the "add" list...
> This provides for the following solution:
> Define a function "getDefaults" in your product
> that returns a dictionary with the defaults.
> Register is as a constructor (not the first one!).
> Call it as "manage_addProduct['your product'].getDefaults()"
> and use the default values you need.
> Inside a constructor, you are already in the dispatcher context,
> thus you can directly call "getDefaults".
> The factory dispatcher can access some specially declared f=FCrther
> objects in the product. Look at the code in "App.ProductDispatcher"
> (maybe "App.FactoryDispatcher", or something like that), for details.
Sidnei da Silva
X3ng Consultoria e Desenvolvimento Ltda.