1) If you are going to the edit page, and it is a link, you have to pass the
id as a URL param. However, I typically do not make the param a part of the
XFA, but just add it to the end of the link:

<a
href="#request.self#?fuseaction=#request.XFA.delete#&groupID=#session.groupI
D#">Edit</a>

2) Best practice is to use the reuseform tag available at www.fusebox.org.

Dan


-----Original Message-----
From: Ney Andr� de Mello Zunino [mailto:[EMAIL PROTECTED]]
Sent: Saturday, June 22, 2002 5:38 AM
To: Fusebox mailing list
Subject: Two questions related to form reuse


Hello.

I have two questions regarding form reuse. Since this is the first time
I am building a real FB3-based application, I am not sure whether I am
doing things in the most appropriate way.

Imagine a page displaying a list of products and a link to add a new
item. Clicking on a product will display a page with its details. This
is possible because each of the links includes an 'id' attribute in the
URL. From the 'details' page, a user may choose to edit the product's
information. The switch of the circuit containing these fuseactions
could include:

<cfcase value="addItem">
   <cfset pageTitle = "Add item">
   <cfset buttonLabel = "Add">
   <cfinclude template="dspEditForm.cfm">
</cfcase>

<cfcase value="details">
   <cfset xfa.edit = "products.editItem">
   <cfinclude template="qryDetails.cfm">
   <cfinclude template="dspDetails.cfm">
</cfcase>

<cfcase value="editItem">
   <cfset pageTitle = "Edit item">
   <cfset buttonLabel = "Update">
   <cfinclude template="qryDetails.cfm">
   <cfinclude template="actSetFormVariables.cfm">
   <cfinclude template="dspEditForm.cfm">
</cfcase>

The dspEditForm is shared by both the addItem and the editItem fuses.
The title of the page and the label of the button are configured via
simple variables. Inside the dspEditForm fuse, the form fields are
cfparam'ed to zero (i.e. unless values are provided, the form fields
will be blank).

Now for the questions:

1) From the list of products, a user can click an item to see its
details. The item's id is included in the URL, so when we get to the
'details' fuseaction, the id will be available both to the query that
will retrieve data and to the page that will display the results. This
last one will also include a link to edit the information being shown.
However, the target of this link is set through an XFA; in this case, it
is 'xfa.edit', which equals 'products.editItem'. How should the current
item's id be passed on to the 'editItem' fuseaction? Should it be
included in the XFA (i.e. xfa.edit =
"products.editItem&amp;id=#attributes.id#") or should a variable be set?
What is the best practice here?

2) When reusing a form to edit an item, that item's data must be loaded
first and transferred to the form fields. In the example above, there is
an action fuse called 'actSetFormVariables.cfm' that will copy the
results of the query into variables that the display fuse with the form
will read from. It works, but again, what is the best practice here?

Thank you,

--
Ney Andr� de Mello Zunino
Media and Technology Laboratory
Campus Computing Centre
United Nations University

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