That is a much better idea than my original thoughts, and feels as if I won't be fighting the system - which is always a good indicator that one's design is wrong when building WO applications.
Thank you. On Wed, 19 Dec 2018 at 18:37, Samuel Pelletier <sam...@samkar.com> wrote: > Hi Mark, > > I've done dynamic forms in the past (in PHP and WO) and never tried to map > them to an ORM entity. I think it is better to model your a Form entity and > another one for answers (FilledForm or CompletedForm). The Form entity is > the Meta model with the questions and the other contains only answers. You > end with 2 symmetric hierarchies with one answer class for each question > type class (numeric, text, choice, boolean, image, ...). Each of the Answer > class has it's edit component. > > The display form component is build by displaying the proper edit > component for each answer in order. For easy D2W integration, I think you > can initialize a new form with blank answers and simply use the D2W magic > to display the complete form (using an ordered toMany from the > CompletedForm entity to it's answers) . > > Regards, > > Samuel > > > > Le 19 déc. 2018 à 10:39, Mark Wardle <m...@wardle.org> a écrit : > > > > I want to define a group enterprise objects at runtime and yet use them > in a fairly similar way to "normal" enterprise objects. > > > > Essentially, I want a generic object that is backed by a NSDictionary > (or other persistence mechanism like bytes/protobuf) and has a defined > behaviour class. I would like to define the model at runtime rather than > using EOModeler. The definition of the object (list of properties and for > each property: name, dataType, class, prototype etc.) defined itself at > runtime in the backing database. > > > > Anyone done something similar, and if so, what is the best approach? I > have contemplated building a generic EO that delegates its behaviour and > data to the behaviour class and the backing NSDictionary respectively, and > alters the implementation of KVC to make it fairly transparent. I'm aware > that some of the hidden "magic" that comes from defining an object in > EOModeler might be lost. > > > > Any hints/tips gratefully received! > > > > Best wishes, > > > > Mark > > > > > > > > _______________________________________________ > > Do not post admin requests to the list. They will be ignored. > > Webobjects-dev mailing list (Webobjects-dev@lists.apple.com) > > Help/Unsubscribe/Update your Subscription: > > > https://lists.apple.com/mailman/options/webobjects-dev/samuel%40samkar.com > > > > This email sent to sam...@samkar.com > > -- Dr. Mark Wardle Consultant Neurologist and Clinical informatician, University Hospital Wales, Cardiff, UK Chair, NHS Wales Technical Standards Board. Email: mark.war...@wales.nhs.uk or m...@wardle.org Twitter: @mwardle Telephone: 02920745274 (secretary) or facsimile: 02920744166
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