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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 |
5 | -- |
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. |
10 | -- |
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. |
13 | -- |
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. |
20 | |
7fd59977 |
21 | |
22 | |
23 | class SelectDiff from IFSelect inherits SelectControl |
24 | |
25 | ---Purpose : A SelectDiff keeps the entities from a Selection, the Main |
26 | -- Input, which are not listed by the Second Input |
27 | |
28 | uses AsciiString from TCollection, EntityIterator, Graph |
29 | |
30 | is |
31 | |
32 | Create returns mutable SelectDiff; |
33 | ---Purpose : Creates an empty SelectDiff |
34 | |
35 | |
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 |
39 | |
40 | HasUniqueResult (me) returns Boolean is redefined protected; |
41 | ---Purpose : Returns always True, because RootResult gives a Unique list |
42 | |
43 | |
44 | Label (me) returns AsciiString from TCollection; |
45 | ---Purpose : Returns a text defining the criterium : "Difference" |
46 | |
47 | end SelectDiff; |