bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/diagramEditor/OpenDiagramFromSymbolAdapter.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.Collection;
  15
  16 import org.eclipse.ui.PartInitException;
  17 import org.eclipse.ui.PlatformUI;
  18 import org.simantics.Simantics;
  19 import org.simantics.db.ReadGraph;
  20 import org.simantics.db.Resource;
  21 import org.simantics.db.common.request.PossibleIndexRoot;
  22 import org.simantics.db.common.request.ReadRequest;
  23 import org.simantics.db.exception.DatabaseException;
  24 import org.simantics.db.layer0.variable.RVI;
  25 import org.simantics.diagram.stubs.DiagramResource;
  26 import org.simantics.modeling.ModelingResources;
  27 import org.simantics.modeling.ui.Activator;
  28 import org.simantics.structural.stubs.StructuralResource2;
  29 import org.simantics.ui.workbench.ResourceEditorInput2;
  30 import org.simantics.ui.workbench.editor.AbstractResourceEditorAdapter;
  31 import org.simantics.utils.ui.ErrorLogger;
  32 import org.simantics.utils.ui.workbench.WorkbenchUtils;
  33
  34 /**
  35  * @author Tuukka Lehtonen
  36  */
  37 public class OpenDiagramFromSymbolAdapter extends AbstractResourceEditorAdapter {
  38
  39     private static final String EDITOR_ID = "org.simantics.modeling.ui.symbolEditor"; //$NON-NLS-1$
  40
  41     public OpenDiagramFromSymbolAdapter() {
  42         super(Messages.OpenDiagramFromSymbolAdapter_SymbolEditor, Activator.SYMBOL_ICON);
  43     }
  44
  45     protected String getEditorId() {
  46         return EDITOR_ID;
  47     }
  48
  49     @Override
  50     public boolean canHandle(ReadGraph g, Resource r) throws DatabaseException {
  51         if(!g.isInheritedFrom(r, DiagramResource.getInstance(g).DefinedElement))
  52             return false;
  53         Resource componentType = g.getPossibleObject(r, ModelingResources.getInstance(g).SymbolToComponentType);
  54         if(componentType == null)
  55             return false;
  56         return !OpenDiagramFromConfigurationAdapter.isLocked(g, componentType);
  57     }
  58
  59     @Override
  60     public void openEditor(final Resource r) throws Exception {
  61         Simantics.getSession().asyncRequest(new ReadRequest() {
  62             @Override
  63             public void run(ReadGraph g) throws DatabaseException {
  64                 StructuralResource2 sr = StructuralResource2.getInstance(g);
  65                 final Collection<Resource> dias = g.getObjects(r, sr.IsDefinedBy);
  66                 if (dias.isEmpty())
  67                     return;
  68
  69                 final Resource model = g.sync(new PossibleIndexRoot(r));
  70                 if(model == null) return;
  71
  72                 PlatformUI.getWorkbench().getDisplay().asyncExec(new Runnable() {
  73                     @Override
  74                     public void run() {
  75                         for(Resource dia : dias)
  76                             try {
  77                                 String editorId = getEditorId();
  78                                 WorkbenchUtils.openEditor(editorId, new ResourceEditorInput2(editorId, dia, model, (RVI)null));
  79                             } catch (PartInitException e) {
  80                                 ErrorLogger.defaultLogError(e);
  81                             }
  82                     }
  83                 });
  84             }
  85         });
  86     }
  87
  88 }