public override bool SupportsPaging(CallNode callNode, TexlBinding binding)
{
IList <FirstNameNode> dsNodes;
if (!TryGetDataSourceNodes(callNode, binding, out dsNodes))
{
return(false);
}
var args = callNode.Args.Children.VerifyValue();
var count = args.Count();
for (int i = 1; i < count;)
{
if (!binding.IsPageable(args[i]))
{
return(false);
}
// If there are an odd number of args, the last arg also participates.
i += 2;
if (i == count)
{
i--;
}
}
return(true);
}
protected override bool RequiresPagedDataForParamCore(TexlNode[] args, int paramIndex, TexlBinding binding)
{
Contracts.AssertValue(args);
Contracts.AssertAllValues(args);
Contracts.Assert(0 <= paramIndex && paramIndex < args.Length);
Contracts.AssertValue(binding);
Contracts.Assert(binding.IsPageable(args[paramIndex].VerifyValue()));
// For the second argument, we need only metadata. No actual data from datasource is required.
return(paramIndex != 1);
}