TXFAResolveWidgetIdentity

Unit: HPDFXFARuntime

TXFAResolveWidgetIdentity = function(Document: TXFADocument; FieldNode,
  DataNode, ValueNode: TXFANode): AnsiString of object;

Optional stable widget identity resolver; when present, interaction retention matches identities rather than allocator-reused node pointers

See Dynamic XFA Instance Presentation for binding and selector rules, supported event syntax, budget defaults, transactional publication, persistence, painting, and compatibility boundaries