private static CollectionViewGroup GetCollectionViewGroupHelper(DataGridContext dataGridContext, ObservableCollection <GroupDescription> groupDescriptions, object item, int groupLevel)
{
if (item == null)
{
return(null);
}
int levelOfRecursion = groupDescriptions.Count - groupLevel - 1;
CollectionViewGroup retval = dataGridContext.GetParentGroupFromItemCore(item, true);
if (retval == null)
{
return(null);
}
for (int i = 0; i < levelOfRecursion; i++)
{
retval = dataGridContext.GetParentGroupFromItemCore(retval, true) as CollectionViewGroup;
if (retval == null)
{
return(null);
}
}
return(retval);
}
private static CollectionViewGroup GetCollectionViewGroupHelper( DataGridContext dataGridContext, ObservableCollection<GroupDescription> groupDescriptions, object item, int groupLevel )
{
if( item == null )
return null;
int levelOfRecursion = groupDescriptions.Count - groupLevel - 1;
CollectionViewGroup retval = dataGridContext.GetParentGroupFromItemCore( item, true );
if( retval == null )
return null;
for( int i = 0; i < levelOfRecursion; i++ )
{
retval = dataGridContext.GetParentGroupFromItemCore( retval, true ) as CollectionViewGroup;
if( retval == null )
return null;
}
return retval;
}
