bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/diagram/monitor/TemplateModifier.java

   1 package org.simantics.modeling.ui.diagram.monitor;
   2
   3 import org.simantics.browsing.ui.swt.widgets.impl.ModifyComboListenerImpl;
   4 import org.simantics.db.Resource;
   5 import org.simantics.db.WriteGraph;
   6 import org.simantics.db.exception.DatabaseException;
   7 import org.simantics.operation.Layer0X;
   8
   9 public class TemplateModifier extends ModifyComboListenerImpl<Resource, Resource> {
  10
  11         @Override
  12         public void applySelection(WriteGraph graph, Resource monitor, Resource template) throws DatabaseException {
  13                 Layer0X L0X = Layer0X.getInstance(graph);
  14                 Resource exist = graph.getPossibleObject(monitor, L0X.ObtainsProperty);
  15                 if (template.equals(exist))
  16                         return;
  17                 graph.markUndoPoint();
  18                 graph.deny(monitor, L0X.ObtainsProperty);
  19                 graph.claim(monitor, L0X.ObtainsProperty1, null, template);
  20         }
  21
  22 }