bundles/org.simantics.diagram.profile/src/org/simantics/diagram/profile/view/ProfileCheckContributor.java

   1 /*******************************************************************************
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management
   3  * in 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.diagram.profile.view;
  13
  14 import java.util.Collection;
  15
  16 import org.simantics.browsing.ui.CheckedState;
  17 import org.simantics.browsing.ui.model.check.CheckedStateRule;
  18 import org.simantics.db.ReadGraph;
  19 import org.simantics.db.Resource;
  20 import org.simantics.db.exception.DatabaseException;
  21 import org.simantics.diagram.stubs.DiagramResource;
  22 import org.simantics.scenegraph.profile.request.ProfileActiveEntryResources;
  23 import org.simantics.scenegraph.profile.request.ProfileEntryResources;
  24 import org.simantics.simulation.ontology.SimulationResource;
  25
  26 public class ProfileCheckContributor implements CheckedStateRule {
  27
  28     @Override
  29     public boolean isCompatible(Class<?> contentType) {
  30         return contentType.equals(ResourcePair.class);
  31     }
  32
  33     @Override
  34     public CheckedState getCheckedState(ReadGraph graph, Object parent)
  35             throws DatabaseException {
  36
  37         ResourcePair entry = (ResourcePair)parent;
  38         Resource activeProfile = entry.getFirst();
  39         DiagramResource DIA = DiagramResource.getInstance(graph);
  40         SimulationResource SIMU = SimulationResource.getInstance(graph);
  41
  42         if(graph.isInstanceOf(entry.getSecond(), DIA.Profile)) {
  43             Resource list = graph.getPossibleObject(entry.getSecond(), DIA.HasEntries);
  44             Collection<Resource> activeEntries = graph.syncRequest( new ProfileActiveEntryResources(activeProfile, list) );
  45             if (activeEntries.isEmpty()) {
  46                 return CheckedState.NOT_CHECKED;
  47             } else {
  48                 Collection<Resource> entries = graph.syncRequest( new ProfileEntryResources(activeProfile, list) );
  49                 return entries.equals(activeEntries) ? CheckedState.CHECKED : CheckedState.GRAYED;
  50             }
  51
  52         } else if(graph.isInstanceOf(entry.getSecond(), DIA.ProfileEntry)) {
  53             if(graph.hasStatement(activeProfile, SIMU.IsActive, entry.getSecond())) return CheckedState.CHECKED;
  54         }
  55
  56         return CheckedState.NOT_CHECKED;
  57
  58     }
  59
  60 }