1 -- Created on: 1992-11-18
2 -- Created by: Christian CAILLET
3 -- Copyright (c) 1992-1999 Matra Datavision
4 -- Copyright (c) 1999-2012 OPEN CASCADE SAS
6 -- The content of this file is subject to the Open CASCADE Technology Public
7 -- License Version 6.5 (the "License"). You may not use the content of this file
8 -- except in compliance with the License. Please obtain a copy of the License
9 -- at http://www.opencascade.org and read it completely before using this file.
11 -- The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
12 -- main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
14 -- The Original Code and all software distributed under the License is
15 -- distributed on an "AS IS" basis, without warranty of any kind, and the
16 -- Initial Developer hereby disclaims all such warranties, including without
17 -- limitation, any warranties of merchantability, fitness for a particular
18 -- purpose or non-infringement. Please see the License for the specific terms
19 -- and conditions governing the rights and limitations under the License.
23 class SelectDiff from IFSelect inherits SelectControl
25 ---Purpose : A SelectDiff keeps the entities from a Selection, the Main
26 -- Input, which are not listed by the Second Input
28 uses AsciiString from TCollection, EntityIterator, Graph
32 Create returns mutable SelectDiff;
33 ---Purpose : Creates an empty SelectDiff
36 RootResult (me; G : Graph) returns EntityIterator;
37 ---Purpose : Returns the list of selected entities : they are the Entities
38 -- gotten from the Main Input but not from the Diff Input
40 HasUniqueResult (me) returns Boolean is redefined protected;
41 ---Purpose : Returns always True, because RootResult gives a Unique list
44 Label (me) returns AsciiString from TCollection;
45 ---Purpose : Returns a text defining the criterium : "Difference"