gerrit.simantics Code Review - simantics/sysdyn.git/blob

   1 package org.simantics.sysdyn.ui.properties.widgets.arrays;\r
   2 \r
   3 import java.util.ArrayList;\r
   4 import java.util.Collection;\r
   5 import java.util.Collections;\r
   6 \r
   7 import org.simantics.browsing.ui.common.node.AbstractNode;\r
   8 import org.simantics.browsing.ui.graph.impl.contributor.viewpoint.ViewpointContributorImpl;\r
   9 import org.simantics.db.ReadGraph;\r
  10 import org.simantics.db.Resource;\r
  11 import org.simantics.db.common.ResourceArray;\r
  12 import org.simantics.db.common.request.ObjectsWithType;\r
  13 import org.simantics.db.exception.DatabaseException;\r
  14 import org.simantics.layer0.Layer0;\r
  15 import org.simantics.sysdyn.SysdynResource;\r
  16 \r
  17 public class AvailableEnumerations extends ViewpointContributorImpl<ResourceArray> {\r
  18 \r
  19         @Override\r
  20         public Collection<?> getContribution(ReadGraph graph, ResourceArray input)\r
  21                         throws DatabaseException {\r
  22                 Resource[] selection = input.resources;\r
  23                 if(selection.length < 1)\r
  24                     return Collections.emptyList();\r
  25                 Layer0 l0 = Layer0.getInstance(graph);\r
  26                 Resource configuration = null;\r
  27                 \r
  28                 // Variables need to be from the same configuration\r
  29                 for(Resource r : selection) {\r
  30                     Resource conf = graph.getPossibleObject(r, l0.PartOf);\r
  31                     if(configuration == null || conf.equals(configuration))\r
  32                         configuration = conf;\r
  33                     else\r
  34                         return Collections.emptyList();\r
  35                 }\r
  36                 \r
  37         ArrayList<AbstractNode<Resource>> result = new ArrayList<AbstractNode<Resource>>();\r
  38         SysdynResource sr = SysdynResource.getInstance(graph);\r
  39         if(configuration == null) \r
  40                 return result;\r
  41         for(Resource r : graph.syncRequest(new ObjectsWithType(configuration, l0.ConsistsOf, sr.Enumeration))) {\r
  42                 result.add(new EnumerationNode(r));\r
  43         }\r
  44         return result;\r
  45         }\r
  46 \r
  47         @Override\r
  48         public String getViewpointId() {\r
  49                 return "Available enumerations";\r
  50         }\r
  51 \r
  52 \r
  53 }\r