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[simantics/platform.git] / bundles / org.simantics.modeling.ui / src / org / simantics / modeling / ui / symbolEditor / SymbolEditorCopyPasteStrategy.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.symbolEditor;\r
13 \r
14 import org.eclipse.core.runtime.IStatus;\r
15 import org.eclipse.core.runtime.Status;\r
16 import org.simantics.Simantics;\r
17 import org.simantics.db.ReadGraph;\r
18 import org.simantics.db.common.request.ReadRequest;\r
19 import org.simantics.db.exception.DatabaseException;\r
20 import org.simantics.diagram.handler.CopyOperation;\r
21 import org.simantics.diagram.handler.CopyStrategy;\r
22 import org.simantics.diagram.handler.DefaultCopyPasteStrategy;\r
23 import org.simantics.modeling.ui.Activator;\r
24 \r
25 /**\r
26  * The default strategy for pasting diagram elements.\r
27  * \r
28  * @author Tuukka Lehtonen\r
29  * @since 1.23\r
30  */\r
31 public class SymbolEditorCopyPasteStrategy extends DefaultCopyPasteStrategy implements CopyStrategy {\r
32 \r
33     @Override\r
34     public IStatus copy(CopyOperation operation) {\r
35         try {\r
36             Simantics.getSession().syncRequest(new ReadRequest() {\r
37                 @Override\r
38                 public void run(ReadGraph graph) throws DatabaseException {\r
39                     // TODO: implement the necessary checks to prevent copying symbol terminals\r
40                 }\r
41             });\r
42             return Status.OK_STATUS;\r
43         } catch (DatabaseException e) {\r
44             IStatus status = new Status(IStatus.ERROR, Activator.PLUGIN_ID,\r
45                     "Failed to filter copied material.", e);\r
46             Activator.getDefault().getLog().log(status);\r
47             return status;\r
48         }\r
49     }\r
50 \r
51 }