Re: understanding an Object?
Re: understanding an Object?
- Subject: Re: understanding an Object?
- From: Alexander Spohr <email@hidden>
- Date: Tue, 15 Jan 2013 18:42:08 +0100
Am 15.01.2013 um 14:19 schrieb Theodore Petrosky <email@hidden>:
> I successfully have my popup version updating the bound object().
Is your object() an EO?
> However, how do I tell it as an EO so that it is faulted and updates itself on saveChanges().
You don’t. It knows.
> Meaning, the object() contains my new value, but when I press 'Save' there is no update done. So, WO doesn't know that I changed something.
Is the editing context that you saveChanges() on the same as your objects()’s?
> How do I tell the object that the attribute has changed so do an update on save?
Again: You don’t. It knows.
> I mean, there are somethings I can do in the constructor, however some of the instance variables are not available yet. takeValuesFromRequest isn't called until later (i don't know exactly when).
How should it be called before the constructor?
Just do your stuff in takeValuesFromRequest() not in the constructor.
> Is there a place that lists these methods and when they are called and when I can use (override) them?
http://developer.apple.com/legacy/mac/library/documentation/LegacyTechnologies/WebObjects/WebObjects_3.1/DevGuide/HowWOWorks/PhasesRRLoop.html
Click on "next section" to step through the process.
atze
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