NSArrayController + pull-down button

[mmalc_lists at mac.com (mmalcolm crawford)]

On Mar 3, 2004, at 5:34 PM, Phil Ulrich wrote:

> I have an NSPopUpButton that I have set to be a pull-down button.  
> What I'd like to do is hook it up via the normal Cocoa Bindings to an 
> NSArrayController in my project to provide its content objects.  
> (Currently it's established programmatically.)  Here's my problem: 
> whenever I launch the app, the first item in the array controller's 
> objects overrides the title (and, actually, the icon) that I have set 
> in Interface Builder for the pulldown.
> Is there any way to tell one of the objects, either the pull-down or 
> the controller, that I only want items 1 through n in the pull-down 
> affected - not 0 through n?  Should I subclass one of the objects?
>
In the Bindings Inspector, check "Inserts Null Placeholder", and set 
the Null Placeholder to whatever you want the title to be.

mmalc