bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/diagramEditor/OpenDiagramFromIssue.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.modeling.ui.diagramEditor;
  13
  14 import java.util.ArrayList;
  15 import java.util.Collection;
  16 import java.util.Collections;
  17
  18 import org.simantics.db.ReadGraph;
  19 import org.simantics.db.Resource;
  20 import org.simantics.db.common.request.ReadRequest;
  21 import org.simantics.db.common.utils.ListUtils;
  22 import org.simantics.db.exception.DatabaseException;
  23 import org.simantics.diagram.content.ConnectionUtil;
  24 import org.simantics.diagram.flag.FlagUtil;
  25 import org.simantics.diagram.stubs.DiagramResource;
  26 import org.simantics.issues.ontology.IssueResource;
  27 import org.simantics.layer0.Layer0;
  28 import org.simantics.modeling.ModelingResources;
  29 import org.simantics.modeling.ui.Activator;
  30 import org.simantics.structural.stubs.StructuralResource2;
  31 import org.simantics.ui.SimanticsUI;
  32 import org.simantics.ui.workbench.editor.AbstractResourceEditorAdapter;
  33 import org.simantics.utils.datastructures.Pair;
  34
  35 /**
  36  * @author Tuukka Lehtonen
  37  */
  38 public class OpenDiagramFromIssue extends AbstractResourceEditorAdapter {
  39
  40     private static final String EDITOR_ID = "org.simantics.modeling.ui.plainDiagramEditor";
  41
  42     public OpenDiagramFromIssue() {
  43         super("Open Diagram Containing Referenced Element", Activator.COMPOSITE_ICON);
  44     }
  45
  46     protected String getEditorId() {
  47         return EDITOR_ID;
  48     }
  49
  50     @Override
  51     public boolean canHandle(ReadGraph g, Resource r) throws DatabaseException {
  52         return findElement(g, r) != null;
  53     }
  54
  55     @Override
  56     public void openEditor(final Resource r) throws Exception {
  57         SimanticsUI.getSession().asyncRequest(new ReadRequest() {
  58             @Override
  59             public void run(ReadGraph g) throws DatabaseException {
  60
  61                 Layer0 L0 = Layer0.getInstance(g);
  62                 ModelingResources MOD = ModelingResources.getInstance(g);
  63
  64                 Resource element = findElement(g, r);
  65                 if(element == null) return;
  66
  67                 System.err.println("element " + g.getURI(element));
  68
  69                 Resource diagram = g.getSingleObject(element, L0.PartOf);
  70                 Resource composite = g.getSingleObject(diagram, MOD.DiagramToComposite);
  71
  72                 OpenDiagramFromConfigurationAdapter.openEditor(g, composite, getEditorId(), Collections.<Object>singleton(element));
  73
  74             }
  75         });
  76     }
  77
  78     private static Resource findConfigurationForElement(ReadGraph graph, Resource element) throws DatabaseException {
  79
  80         Layer0 L0 = Layer0.getInstance(graph);
  81         ModelingResources MOD = ModelingResources.getInstance(graph);
  82
  83         Resource diagram = graph.getPossibleObject(element, L0.PartOf);
  84         if (diagram == null) return null;
  85
  86         return graph.getPossibleObject(diagram, MOD.DiagramToComposite);
  87
  88     }
  89
  90     private static Resource findElement(ReadGraph graph, Resource issue) throws DatabaseException {
  91
  92         IssueResource ISSUE = IssueResource.getInstance(graph);
  93         DiagramResource DIA = DiagramResource.getInstance(graph);
  94
  95         if(!graph.isInstanceOf(issue, ISSUE.Issue)) return null;
  96
  97         Resource list = graph.getSingleObject(issue, ISSUE.Issue_HasContexts);
  98         for(Resource context : ListUtils.toList(graph, list)) {
  99                 if(graph.isInstanceOf(context, DIA.Element) && !graph.isInstanceOf(context, DIA.Diagram)) {
 100                         return context;
 101                 }
 102
 103         }
 104
 105         return null;
 106
 107     }
 108
 109     public static Collection<Object> findElementObjects(ReadGraph g, Resource module) throws DatabaseException {
 110         DiagramResource DIA = DiagramResource.getInstance(g);
 111         ModelingResources MOD = ModelingResources.getInstance(g);
 112         final Collection<Object> selectedObjects = new ArrayList<Object>();
 113         for (Resource element : g.getObjects(module, MOD.ComponentToElement)) {
 114             if (g.isInstanceOf(element, DIA.Flag) && FlagUtil.isExternal(g, element)) {
 115                 // Use external flag primarily if one exists in the correspondences
 116                 selectedObjects.clear();
 117                 selectedObjects.add(element);
 118                 break;
 119             } else if (g.isInstanceOf(element, DIA.RouteGraphConnection)) {
 120                 selectedObjects.add(element);
 121             } else if (g.isInstanceOf(element, DIA.Connection)) {
 122                 // Okay, we need to find a part of the connection
 123                 ConnectionUtil cu = new ConnectionUtil(g);
 124                 cu.gatherConnectionParts(element, selectedObjects);
 125             } else {
 126                 selectedObjects.add(element);
 127             }
 128         }
 129         for(Resource element : g.getObjects(module, MOD.HasParentComponent_Inverse)) {
 130                 selectedObjects.add(element);
 131         }
 132         return selectedObjects;
 133     }
 134
 135 }