bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/chart/property/TemplateModifier.java

   1 /*******************************************************************************
   2  * Copyright (c) 2007, 2011 Association for Decentralized Information Management in
   3  * Industry THTH ry.
   4  * All rights reserved. This program and the accompanying materials
   5  * are made available under the terms of the Eclipse Public License v1.0
   6  * which accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *     VTT Technical Research Centre of Finland - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.modeling.ui.chart.property;
  13
  14 import org.simantics.browsing.ui.swt.widgets.impl.ModifyComboListenerImpl;
  15 import org.simantics.db.Resource;
  16 import org.simantics.db.WriteGraph;
  17 import org.simantics.db.exception.DatabaseException;
  18 import org.simantics.operation.Layer0X;
  19
  20 public class TemplateModifier extends ModifyComboListenerImpl<Resource, Resource> {
  21
  22     @Override
  23     public void applySelection(WriteGraph graph, Resource monitor, Resource template) throws DatabaseException {
  24
  25         Layer0X L0X = Layer0X.getInstance(graph);
  26         Resource exist = graph.getPossibleObject(monitor, L0X.ObtainsProperty);
  27         if(template.equals(exist)) return;
  28
  29         graph.deny(monitor, L0X.ObtainsProperty);
  30         graph.claim(monitor, L0X.ObtainsProperty1, null, template);
  31
  32     }
  33
  34 }