Take a look at SuperTabNavigator which is part of FlexLib (http://code.google.com/p/flexlib/). From your description, it looks like it would do the trick.
--- In [email protected], "James" <garymoorcroft_...@...> wrote: > > I'm lost as to what component to use for navigation within my application. > Across the top of my app I want something which horizontally displays a list > of categories which the user can click to select. This is fine if I use a > tilelist but I also want to allow my client to add and remove categories and > for the width of the component to adjust so that new categories fit in but it > seems impossible to apply <fit to content> to a tilelist the way you can to a > hbox which obviously means scrollbars will appear and if you switch the > scroll policy off this simply means any added categories won't be visible if > they are past the set width. > > If a hbox had a selecteditem property that would be perfect. Is there any > such way of getting a component to work like this? >

