Thanks I will take a look. I seem to have found a work around for the moment, what I was doing was reset the source on the original GroupingCollection, calling refresh and then resetting the dataProvider.
What seems to work is to create a new GroupingCollection each time instead of just updating the source --- In [email protected], Scott - FastLane <[EMAIL PROTECTED]> wrote: > > The sample that I posted for you is using a HierarchicalData as the > dataProvider so there is some difference there. But, it still seems to > me like you are only missing an invalidate since your data shows up on a > column resize. To me that sounds like a missing > invalidateDisplayList(). I did notice a bug in JIRA re: > GroupingCollection and changes to underlying ArrayCollection a while > back... you might have a look there. > > Scott Melby > Founder, Fast Lane Software LLC > http://www.fastlanesw.com > > > > reflexactions wrote: > > > > Ah, > > I should have added that we are using a GroupingCollection rather > > than an ArrayCollection > > > > --- In [email protected] > > <mailto:flexcoders%40yahoogroups.com>, Scott - FastLane <smelby@> > > wrote: > > > > > > Hmmm... well, since a column resize ends up displaying the data it > > > certainly sounds like you are missing an invalidate. A couple of > > other > > > things to try: invalidateDisplayList on the grid, or refresh() on > > the > > > ArrayCollection after you alter the data. The following code may > > not be > > > optimal... but, it works every time regardless of whether I put > > zero > > > items into the ArrayCollection or actually have some items to put > > in > > > there. Note: I have to do a validateNow() for my resetting of the > > > scroll position to work. But, I don't think it is necessary > > otherwise. > > > > > > //save off the vertical scroll position > > > var vScrollPos:int = > > > this.contractElementsGrid.verticalScrollPosition; > > > > > > //put the elements from the contract into the array > > > collection > > > var tempElements:Array = new Array(); > > > for each(var el:Element in modContract.elements) > > > { > > > tempElements.push(el); > > > } > > > this.contractElementsAC.source = tempElements; > > > > > > //refresh the array collection now that we have given > > it a > > > new source > > > this.contractElementsAC.refresh(); > > > > > > //restore the scroll position > > > this.contractElementsGrid.validateNow(); > > > this.contractElementsGrid.verticalScrollPosition = > > vScrollPos; > > > this.contractElementsGrid.invalidateDisplayList > > (); > > > > > > > > > hth > > > Scott > > > > > > Scott Melby > > > Founder, Fast Lane Software LLC > > > http://www.fastlanesw.com <http://www.fastlanesw.com> > > > > > > > > > > > > reflexactions wrote: > > > > > > > > Hmm didnt make any difference unfortunately. > > > > > > > > --- In [email protected] > > <mailto:flexcoders%40yahoogroups.com> > > > > <mailto:flexcoders%40yahoogroups.com>, Scott - FastLane <smelby@> > > > > wrote: > > > > > > > > > > Have you tried AdvancedDataGrid.invalidateList() after you set > > the > > > > data? > > > > > > > > > > hth > > > > > Scott > > > > > > > > > > Scott Melby > > > > > Founder, Fast Lane Software LLC > > > > > http://www.fastlanesw.com <http://www.fastlanesw.com> > > <http://www.fastlanesw.com <http://www.fastlanesw.com>> > > > > > > > > > > > > > > > > > > > > reflexactions wrote: > > > > > > > > > > > > I am having an issue with the ADG. > > > > > > > > > > > > I have it set up and I load data into it say with 1 row and it > > > > > > displays fine ok... > > > > > > > > > > > > Then I load some data into it that is 0 length. > > > > > > > > > > > > The grid clears of data, again display fine .... > > > > > > > > > > > > Now I load some data in this time with say 1 row again. > > > > > > Nothing displays!! > > > > > > > > > > > > Load anything you like it wont display once it has been given > > 0 > > > > > > length data. > > > > > > > > > > > > Now the really really odd things, use the mouse to strecth any > > > > > > column, and bingo the data displays. > > > > > > > > > > > > Now what I have seen is whilst the data "wont display" during > > the > > > > > > updateProprties the collection property shows length 0, the > > > > > > hierarchicalCollectionView gets set with the sourceModel > > which has > > > > > > length 1 but still the collection/hierarchicalCollectionView > > shows > > > > > > length 0 ....... > > > > > > Then when I stretch the column, the > > > > > > collection/hierarchicalCollectionView goes to null at some > > point > > > > and > > > > > > then it is recreated and then when then the sourceModel is > > set it > > > > > > show length 1. > > > > > > > > > > > > Any ideas on how to fix this? > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > >
