protected override void Updater_ElementsModified(IEnumerable <string> updated)
{
// If there is nothing modified or the SelectionResults
// collection is null, then return
if (!updated.Any() || SelectionResults == null)
{
return;
}
var doc = DocumentManager.Instance.CurrentDBDocument;
// If this modification is being parsed as part of a document
// update that also contains a deletion, then we need to try to
// get the elements first to see if they are valid.
var validIds = SelectionResults.Select(doc.GetElement).Where(x => x != null).Select(x => x.UniqueId);
// If none of the updated elements are included in the
// list of valid ids in the selection, then return.
if (!validIds.Any(updated.Contains))
{
return;
}
// We want this modification to trigger a graph reevaluation
// and we want the AST for this node to be regenerated.
OnNodeModified(forceExecute: true);
}
protected override void Updater_ElementsModified(IEnumerable <string> updated)
{
var doc = DocumentManager.Instance.CurrentDBDocument;
// If an element is modified, require recalc
if (SelectionResults == null ||
!SelectionResults.Select(r => doc.GetElement(r).UniqueId).Any(updated.Contains))
{
return;
}
RequiresRecalc = true;
}
protected override void Updater_ElementsModified(IEnumerable <string> updated)
{
if (!updated.Any())
{
return;
}
var updatedSet = new HashSet <string>(updated);
if (!SelectionResults.Select(x => x.UniqueId).Any(updatedSet.Contains))
{
return;
}
UpdateSelection(Selection);
}
/// <summary>
///
/// </summary>
/// <param name="inputAstNodes"></param>
/// <returns></returns>
public override IEnumerable <AssociativeNode> BuildOutputAst(List <AssociativeNode> inputAstNodes)
{
AssociativeNode node;
if (SelectionResults == null || !SelectionResults.Any())
{
node = AstFactory.BuildNullNode();
}
else
{
IEnumerable <AssociativeNode> strInputs = SelectionResults.Select(res => AstFactory.BuildStringNode(res) as AssociativeNode);
ExprListNode inputNode1 = AstFactory.BuildExprList(strInputs.ToList());
node = AstFactory.BuildFunctionCall(new Func <IEnumerable <string>, IEnumerable <SteelDbObject> >(Utils.GetDynObjects), new List <AssociativeNode>()
{
inputNode1
});
}
return(new[] { AstFactory.BuildAssignment(GetAstIdentifierForOutputIndex(0), node) });
}
