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

   1 /*******************************************************************************\r
   2  * Copyright (c) 2010, 2011 Association for Decentralized Information Management in\r
   3  * Industry THTH ry.\r
   4  * All rights reserved. This program and the accompanying materials\r
   5  * are made available under the terms of the Eclipse Public License v1.0\r
   6  * which accompanies this distribution, and is available at\r
   7  * http://www.eclipse.org/legal/epl-v10.html\r
   8  *\r
   9  * Contributors:\r
  10  *     VTT Technical Research Centre of Finland - initial API and implementation\r
  11  *******************************************************************************/\r
  12 package org.simantics.sysdyn.ui.handlers;\r
  13 \r
  14 import org.eclipse.core.commands.AbstractHandler;\r
  15 import org.eclipse.core.commands.ExecutionEvent;\r
  16 import org.eclipse.core.commands.ExecutionException;\r
  17 import org.eclipse.jface.viewers.ISelection;\r
  18 import org.eclipse.ui.handlers.HandlerUtil;\r
  19 import org.simantics.db.Resource;\r
  20 import org.simantics.db.WriteGraph;\r
  21 import org.simantics.db.common.request.WriteRequest;\r
  22 import org.simantics.db.exception.DatabaseException;\r
  23 import org.simantics.sysdyn.SysdynResource;\r
  24 import org.simantics.ui.SimanticsUI;\r
  25 import org.simantics.ui.utils.ResourceAdaptionUtils;\r
  26 \r
  27 public class ToggleResultActivation extends AbstractHandler {\r
  28 \r
  29     @Override\r
  30     public Object execute(ExecutionEvent event) throws ExecutionException {\r
  31         ISelection sel = HandlerUtil.getCurrentSelection(event);\r
  32         Resource[] resources = ResourceAdaptionUtils.toResources(sel);\r
  33         if (resources.length == 0)\r
  34             return null;\r
  35 \r
  36         toggleActivation(resources);\r
  37 \r
  38         return null;\r
  39     }\r
  40 \r
  41     public static void toggleActivation(final Resource[] resources) {\r
  42         try {\r
  43             SimanticsUI.getSession().syncRequest(new WriteRequest() {\r
  44 \r
  45                 @Override\r
  46                 public void perform(WriteGraph graph) throws DatabaseException {\r
  47                     SysdynResource sr = SysdynResource.getInstance(graph);\r
  48                     for(Resource r : resources) {\r
  49                         if(graph.isInstanceOf(r, sr.Result)) {\r
  50                             if (graph.hasStatement(r, sr.Result_showResult)) {\r
  51                                 graph.denyStatement(r, sr.Result_showResult, r);\r
  52                             } else {\r
  53                                 graph.claim(r, sr.Result_showResult, r);\r
  54                             }\r
  55                         }\r
  56                     }\r
  57                 }\r
  58 \r
  59             });\r
  60         } catch (DatabaseException e) {\r
  61 \r
  62         }\r
  63     }\r
  64 }\r