bundles/org.simantics.modeling/src/org/simantics/modeling/AssignSymbolGroupRequest.java

   1 package org.simantics.modeling;
   2
   3 import java.util.Collection;
   4
   5 import org.simantics.db.Resource;
   6 import org.simantics.db.WriteGraph;
   7 import org.simantics.db.common.request.WriteRequest;
   8 import org.simantics.db.exception.DatabaseException;
   9 import org.simantics.diagram.stubs.DiagramResource;
  10
  11 public class AssignSymbolGroupRequest extends WriteRequest {
  12
  13     Collection<Resource>    addedSymbolGroup;
  14     Collection<Resource>    removedSymbolGroup;
  15     Collection<Resource>    symbols;
  16
  17     public AssignSymbolGroupRequest(Collection<Resource> addedSymbolGroups, Collection<Resource> removedSymbolGroups, Collection<Resource> symbols) {
  18         this.addedSymbolGroup = addedSymbolGroups;
  19         this.removedSymbolGroup = removedSymbolGroups;
  20         this.symbols = symbols;
  21     }
  22
  23     @Override
  24     public void perform(WriteGraph graph) throws DatabaseException {
  25         assignSymbolGroup(graph, addedSymbolGroup, removedSymbolGroup, symbols);
  26     }
  27
  28     public static void assignSymbolGroup(WriteGraph graph, Collection<Resource> addedSymbolGroups, Collection<Resource> removedSymbolGroups, Collection<Resource> symbols) throws DatabaseException {
  29         graph.markUndoPoint();
  30         DiagramResource DIA = DiagramResource.getInstance(graph);
  31         for (Resource symbol : symbols) {
  32             for (Resource group : addedSymbolGroups)
  33                 graph.claim(group, DIA.HasSymbol, symbol);
  34             for (Resource group : removedSymbolGroups)
  35                 graph.deny(group, DIA.HasSymbol, symbol);
  36         }
  37     }
  38
  39 }