protected override int[] GetItemIndex(object aNode, bool aDeepSearch)
{
if (TypeValidator.IsCompatible(aNode.GetType(), typeof(DevelopmentInformationAttribute)) == true)
{
int i = (DataSource as DevelopmentDescriptionCollection).IndexOf(aNode);
if (i == -1)
{
return(null);
}
return(new int[1] {
i
});
}
else if (TypeValidator.IsCompatible(aNode.GetType(), typeof(DevelopmentInformationItem)) == true)
{
DevelopmentInformationAttribute di = (aNode as DevelopmentInformationItem).Owner;
int i = (DataSource as DevelopmentDescriptionCollection).IndexOf(di);
if (i == -1)
{
return(null);
}
int j = di.IndexOf(aNode as DevelopmentInformationItem);
if (j == -1)
{
return(null);
}
return(new int[2] {
i, j
});
}
return(null);
}
