bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/diagramEditor/OpenDiagramFromSymbolAdapter.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
   3  * in 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.modeling.ui.diagramEditor;\r
  13 \r
  14 import java.util.Collection;\r
  15 \r
  16 import org.eclipse.ui.PartInitException;\r
  17 import org.eclipse.ui.PlatformUI;\r
  18 import org.simantics.db.ReadGraph;\r
  19 import org.simantics.db.Resource;\r
  20 import org.simantics.db.common.request.PossibleIndexRoot;\r
  21 import org.simantics.db.common.request.ReadRequest;\r
  22 import org.simantics.db.exception.DatabaseException;\r
  23 import org.simantics.db.layer0.variable.RVI;\r
  24 import org.simantics.diagram.stubs.DiagramResource;\r
  25 import org.simantics.modeling.ModelingResources;\r
  26 import org.simantics.modeling.ui.Activator;\r
  27 import org.simantics.structural.stubs.StructuralResource2;\r
  28 import org.simantics.ui.SimanticsUI;\r
  29 import org.simantics.ui.workbench.ResourceEditorInput2;\r
  30 import org.simantics.ui.workbench.editor.AbstractResourceEditorAdapter;\r
  31 import org.simantics.utils.ui.ErrorLogger;\r
  32 import org.simantics.utils.ui.workbench.WorkbenchUtils;\r
  33 \r
  34 /**\r
  35  * @author Tuukka Lehtonen\r
  36  */\r
  37 public class OpenDiagramFromSymbolAdapter extends AbstractResourceEditorAdapter {\r
  38 \r
  39     private static final String EDITOR_ID = "org.simantics.modeling.ui.symbolEditor";\r
  40 \r
  41     public OpenDiagramFromSymbolAdapter() {\r
  42         super("Symbol Editor", Activator.SYMBOL_ICON);\r
  43     }\r
  44 \r
  45     protected String getEditorId() {\r
  46         return EDITOR_ID;\r
  47     }\r
  48 \r
  49     @Override\r
  50     public boolean canHandle(ReadGraph g, Resource r) throws DatabaseException {\r
  51         if(!g.isInheritedFrom(r, DiagramResource.getInstance(g).DefinedElement))\r
  52             return false;\r
  53         Resource componentType = g.getPossibleObject(r, ModelingResources.getInstance(g).SymbolToComponentType);\r
  54         if(componentType == null)\r
  55             return false;\r
  56         return !OpenDiagramFromConfigurationAdapter.isLocked(g, componentType);\r
  57     }\r
  58 \r
  59     @Override\r
  60     public void openEditor(final Resource r) throws Exception {\r
  61         SimanticsUI.getSession().asyncRequest(new ReadRequest() {\r
  62             @Override\r
  63             public void run(ReadGraph g) throws DatabaseException {\r
  64                 StructuralResource2 sr = StructuralResource2.getInstance(g);\r
  65                 final Collection<Resource> dias = g.getObjects(r, sr.IsDefinedBy);\r
  66                 if (dias.isEmpty())\r
  67                     return;\r
  68 \r
  69                 final Resource model = g.sync(new PossibleIndexRoot(r));\r
  70                 if(model == null) return;\r
  71 \r
  72                 PlatformUI.getWorkbench().getDisplay().asyncExec(new Runnable() {\r
  73                     @Override\r
  74                     public void run() {\r
  75                         for(Resource dia : dias)\r
  76                             try {\r
  77                                 String editorId = getEditorId();\r
  78                                 WorkbenchUtils.openEditor(editorId, new ResourceEditorInput2(editorId, dia, model, (RVI)null));\r
  79                             } catch (PartInitException e) {\r
  80                                 ErrorLogger.defaultLogError(e);\r
  81                             }\r
  82                     }\r
  83                 });\r
  84             }\r
  85         });\r
  86     }\r
  87 \r
  88 }\r