Actually, if you consider performance, would Tracy's idea be a better performer? (On dragDrop, we just loop through the dataProvider and update a property that has the index manually)
Thanks! --- In [email protected], "williamkusumo" <[EMAIL PROTECTED]> wrote: > > Thanks for the feedback, guys! > > I implemented IDropInListItemRenderer and got ahold of listData.owner. > You are right, itemRendererToIndex(...) will get you the correct index. > > The trouble now is how do I bind the result of itemRendererToIndex to > a label inside the itemRenderer so that it automatically updates when > the dataProvider is changed? > > You mentioned overriding updateDisplayList(), isn't that function > related more to updating the styles? > > Thanks again! > > --- In [email protected], "Alex Harui" <aharui@> wrote: > > > > You can implement IDropInListItemRenderer in your HBox if you want. > > > > > > > > You can also assume that "owner" is the List and call > > itemRendererToIndex in an override of updateDisplayList(). > > > > > > > > ________________________________ > > > > From: [email protected] [mailto:[EMAIL PROTECTED] On > > Behalf Of williamkusumo > > Sent: Wednesday, June 13, 2007 5:53 PM > > To: [email protected] > > Subject: [flexcoders] Re: Show incremental numeric index in a List > > > > > > > > A quick note: The itemRenderer is based on HBox. So it does not > > implement IDropInListItemRenderer, thus I don't have reference to > > listData. > > > > --- In [email protected] <mailto:flexcoders%40yahoogroups.com> > > , "williamkusumo" <williamkusumo@> > > wrote: > > > > > > Hi! > > > > > > I have a List bounded to a dataProvider and an itemRenderer. Could > > > anyone advice me on how I can insert an incremental numeric index in > > > each list item (1, 2, 3, and so on)? This list can be re-arranged via > > > drag-n-drop, so I can't put the index as part of the data. > > > > > > Any help will be greatly appreciated. > > > > > > Thanks! > > > > > >
