+/*******************************************************************************\r
+ * Copyright (c) 2012 Association for Decentralized Information Management in\r
+ * Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ * VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.modeling.template2d.ui.actions;\r
+\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.WriteGraph;\r
+import org.simantics.db.common.request.WriteRequest;\r
+import org.simantics.db.common.utils.ListUtils;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.layer0.adapter.ActionFactory;\r
+import org.simantics.layer0.Layer0;\r
+import org.simantics.scenegraph.ontology.ScenegraphResources;\r
+import org.simantics.ui.SimanticsUI;\r
+\r
+public class MoveDown implements ActionFactory {\r
+\r
+ @Override\r
+ public Runnable create(Object target) {\r
+ if(!(target instanceof Resource))\r
+ return null;\r
+ final Resource selection = (Resource)target;\r
+\r
+ return new Runnable() {\r
+ @Override\r
+ public void run() {\r
+ SimanticsUI.getSession().asyncRequest(new WriteRequest() {\r
+ @Override\r
+ public void perform(WriteGraph g) throws DatabaseException {\r
+ g.markUndoPoint();\r
+ \r
+ Layer0 L0 = Layer0.getInstance(g);\r
+ ScenegraphResources SG = ScenegraphResources.getInstance(g);\r
+ \r
+ Resource parent = g.getPossibleObject(selection, L0.PartOf);\r
+ if (parent == null)\r
+ return;\r
+ \r
+ Resource list = g.getPossibleObject(parent, SG.Node_children);\r
+ if (list == null)\r
+ return;\r
+ \r
+ ListUtils.swapWithNext(g, list, selection);\r
+ }\r
+ });\r
+ }\r
+ };\r
+ }\r
+}\r