Re: CFTREE or Javascript?

2000-04-19 Thread jowens2



The CFTREE and CRTREEITEM tags actually aren't too bad; we've actually used them
to build a tree structure where users can select categories for content
classification ... there are some shortcomings:
   No mulitple selection from the tree
   No drag and drop capabilities
   it's difficult to redisplay the tree expanded to where the user had navigated
   ...


we've actually started using Spectra (overlays ColdFusion) which has a CFA_TREE
and CFA_TREEITEM, which works much better ...


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Re: CFTREE or Javascript?

2000-04-18 Thread Seth Petry-Johnson

Netscape has some JavaScript Tree libraries that work on IE4+ and NS4+ in
their Developer Zone (http://developer.netscape.com) It will require quit a
bit of manipulating to get the queries work, but it's possible.


Don't quote me on this, but I believe that Netscape compliant code to do
this uses layers to accomplish the task.

IE doesn't support layers, and Netscape doesn't support document.all and
changing the "display" parameter, so there would need to be a fair bit of
effort to generate a cross browser script.  I didn't meant to imply that
this couldn't be done with Netscape, just that I had not investigated it
(and that my solution was IE only).

Regards,
Seth Petry-Johnson
Argo Enterprise and Associates

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Re: CFTREE or Javascript?

2000-04-18 Thread David Shadovitz

Actually it ain't that hard at all.
I followed "JavaScript DHTML Collapsible Lists",
http://developer.netscape.com/docs/technote/dynhtml/collapse/index.html

-David

On Tue, 18 Apr 2000 02:06:57 -0400 "Seth Petry-Johnson"
[EMAIL PROTECTED] writes:
 Netscape has some JavaScript Tree libraries that work on IE4+ and 
 NS4+ in
 their Developer Zone (http://developer.netscape.com) It will 
 require quit a
 bit of manipulating to get the queries work, but it's possible.
 
 
 Don't quote me on this, but I believe that Netscape compliant code 
 to do
 this uses layers to accomplish the task.
 
 IE doesn't support layers, and Netscape doesn't support document.all 
 and
 changing the "display" parameter, so there would need to be a fair 
 bit of
 effort to generate a cross browser script.  I didn't meant to imply 
 that
 this couldn't be done with Netscape, just that I had not 
 investigated it
 (and that my solution was IE only).
 
 Regards,
 Seth Petry-Johnson

YOU'RE PAYING TOO MUCH FOR THE INTERNET!
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Try it today - there's no risk!  For your FREE software, visit:
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RE: CFTREE or Javascript?

2000-04-17 Thread Pete Freitag

Netscape has some JavaScript Tree libraries that work on IE4+ and NS4+ in
their Developer Zone (http://developer.netscape.com) It will require quit a
bit of manipulating to get the queries work, but it's possible.

CFTree on the other hand probably won't be much of a problem to set up with
the recursion if you use CFX_MakeTree it sorts the query for you.  I have
never used it in a live environment so, I am not familiar with the pitfalls
of it.

___
Pete Freitag
CFDEV.COM
Cold Fusion Developer Resources
http://www.cfdev.com/

-Original Message-
From: Seth Petry-Johnson [mailto:[EMAIL PROTECTED]]
Sent: Tuesday, April 18, 2000 12:05 AM
To: [EMAIL PROTECTED]
Subject: Re: CFTREE or Javascript?


My question is does CFTree allow this and how easy is it to use CFTree
tags?
I've heard it's quite problematic and that I'd be better off just using a
javascript with queries.  Any info would be greatly appreciated.


CFTree does allow you to display hierarchical information in an
expanding/collapsing format, and so theoretically it would suffice for your
task.  There is a fair amount of customization that can be done using the
various parameters to the tag.  Perhaps the greatest advantage to CFTree is
that, since it spawns a Java app, it should work in any Java enabled
browser.

On the other hand, the fact that it is a Java app may also be one of its
greatest *disadvantages*, depending on your view of Java.  I guess that is
just a matter of perspective g.

I used CFTree for this sort of thing at one time, but I recently re-did it
using IE specific DHTML.  The expanding and collapsing of elements is really
quite trivial using the CSS property "display", but since Netscape 4.x does
not allow you to modify this value through script my JS solution is IE
dependant.  The other advantage to using JS to do this is that I can expand
and collapse branches with one click, whereas CFTree requires a double click
(my client hates to double click).

After working with both solutions I think I like the JS version better.

Regards,
Seth Petry-Johnson
Argo Enterprise and Associates




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