Could somebody provide some code example of how to use filterFunction with 
AdvancedDataGrid together with Summary of groupings.
I have few problems with that which I cannot solve:
- Summaries are not recalculating when filter is changed.
- Nodes collapsed while refreshing (I need to stay them open/close as they are)
Thanks in advance.
Eugene.S. 

--- In [email protected], "evgeniy_strokin" <evgeniy_stro...@...> 
wrote:
>
> 
> I have a AdvancedDataGrid which has groupings and summary fields.
> 
> Also I have filter function. When my filter changed I call:
> 
> overviewGrid.hierarchicalCollectionView.filterFunction = filterDataXml;
> 
> overviewGrid.hierarchicalCollectionView.refresh();
> 
> It works fine but Summaries are not refreshed. So I've created a summary
> function as well which calculate totals, only from rows which are passed
> the filter. But I need to call
> 
> gc.refresh(); //gc is ID of GroupCollection I'm passing to the grid
> 
> to see the change on a screen, which is not good, because it collapse
> all opened nodes. I could work around this by saving open nodes and
> reopen them, but here is another problem:
> 
> I do this when filter is changed:
> 
> overviewGrid.hierarchicalCollectionView.filterFunction = filterDataXml;
> 
> gc.refresh();
> 
> I see number of rows is changed, so filter function works, but summary
> shows the old value. I change filter again (call the same code), and in
> summary I see total of the previous filter. No matter how much I change
> the filter I always see Total (summary) of a previous filter
> combination.
> 
> Could somebody help my to understand how to re-calculate summary when
> filter function filters out some rows from AdvancedDataGrid?
> 
> Some examples would be helpful.
> 
> Thanks in advance:
> 
> Eugene S.
>


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