bundles/org.simantics.modeling.template2d.ui/src/org/simantics/modeling/template2d/ui/adapters/SVGImagePasteHandler.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2012 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.modeling.template2d.ui.adapters;\r
  13 \r
  14 import java.util.ArrayList;\r
  15 import java.util.Collection;\r
  16 import java.util.Set;\r
  17 \r
  18 import org.simantics.db.Resource;\r
  19 import org.simantics.db.WriteGraph;\r
  20 import org.simantics.db.exception.DatabaseException;\r
  21 import org.simantics.db.layer0.adapter.impl.DefaultPasteHandler;\r
  22 import org.simantics.db.layer0.adapter.impl.DefaultPasteImportAdvisor;\r
  23 import org.simantics.db.layer0.util.ClipboardUtils;\r
  24 import org.simantics.db.layer0.util.PasteEventHandler;\r
  25 import org.simantics.db.layer0.util.SimanticsClipboard.Representation;\r
  26 import org.simantics.db.layer0.util.SimanticsKeys;\r
  27 import org.simantics.graph.db.IImportAdvisor;\r
  28 import org.simantics.graph.db.IImportAdvisor2;\r
  29 import org.simantics.graph.representation.TransferableGraph1;\r
  30 import org.simantics.modeling.template2d.ui.function.LinkSVGImage;\r
  31 \r
  32 public class SVGImagePasteHandler extends DefaultPasteHandler {\r
  33 \r
  34         public SVGImagePasteHandler(Resource resource) {\r
  35                 super(resource);\r
  36         }\r
  37 \r
  38         @Override\r
  39         public void onPasteBegin(WriteGraph graph) {\r
  40                 \r
  41         }\r
  42 \r
  43         @Override\r
  44         public void execute(WriteGraph graph, TransferableGraph1 tg,\r
  45                 Resource resource, IImportAdvisor advisor) throws DatabaseException {\r
  46         }\r
  47 \r
  48         @Override\r
  49     public Collection<Resource> pasteObject(WriteGraph graph, Set<Representation> object, PasteEventHandler handler) throws DatabaseException {\r
  50                 Collection<Resource> result = new ArrayList<Resource>(); \r
  51         TransferableGraph1 tg = ClipboardUtils.accept(graph, object, SimanticsKeys.KEY_TRANSFERABLE_GRAPH);\r
  52         if (tg != null) {\r
  53             DefaultPasteImportAdvisor advisor = new DefaultPasteImportAdvisor((Resource)getAdapter(Resource.class)); \r
  54             try {\r
  55                 onPaste(graph, advisor, object);\r
  56             } catch (Throwable e) {\r
  57             }\r
  58         }\r
  59         return result;\r
  60     }\r
  61 \r
  62     @Override\r
  63         public void onPaste(WriteGraph graph, IImportAdvisor2 advisor, Set<Representation> representations) throws DatabaseException {\r
  64                 \r
  65                 final Resource parent = advisor.getTarget();\r
  66                 final Collection<Resource> child = ClipboardUtils.accept(representations, SimanticsKeys.KEY_COPY_RESOURCES);\r
  67                 if(child != null) {\r
  68                     if(child.size() == 1) {\r
  69                         LinkSVGImage.linkSVGImage(graph, parent, child.iterator().next());\r
  70                     }\r
  71                 }\r
  72                 \r
  73     }\r
  74 \r
  75         @Override\r
  76         public void onPasteEnd(WriteGraph graph){\r
  77                 \r
  78         }\r
  79 }\r