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-- File: STEPSelections_SelectInstances.cdl
-- Created: Tue Mar 23 15:10:13 1999
-- Author: data exchange team
-- <det@friendox.nnov.matra-dtv.fr>
---Copyright: Matra Datavision 1999
class SelectInstances from STEPSelections inherits SelectExplore from IFSelect
---Purpose:
uses
AsciiString from TCollection,
EntityIterator,
Graph
is
Create returns mutable SelectInstances;
RootResult(me; G : Graph) returns EntityIterator;
Explore (me; level : Integer; ent : Transient; G : Graph;
explored : in out EntityIterator)
returns Boolean;
ExploreLabel (me) returns AsciiString from TCollection;
---Purpose : Returns a text defining the criterium : "Instances"
HasUniqueResult (me) returns Boolean is redefined protected;
end SelectInstances;
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