Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.modeling.ui / src / org / simantics / modeling / ui / modelBrowser / handlers / CreateConnectionPoint.java

diff --git a/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/modelBrowser/handlers/CreateConnectionPoint.java b/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/modelBrowser/handlers/CreateConnectionPoint.java
new file mode 100644 (file)
index 0000000..b88c8ba
--- /dev/null
+++ b/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/modelBrowser/handlers/CreateConnectionPoint.java
@@ -0,0 +1,63 @@
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
+ * in 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.ui.modelBrowser.handlers;\r
+\r
+import java.util.HashSet;\r
+import java.util.List;\r
+import java.util.Set;\r
+\r
+import org.eclipse.core.commands.AbstractHandler;\r
+import org.eclipse.core.commands.ExecutionEvent;\r
+import org.eclipse.core.commands.ExecutionException;\r
+import org.eclipse.jface.viewers.ISelection;\r
+import org.eclipse.ui.handlers.HandlerUtil;\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.exception.DatabaseException;\r
+import org.simantics.db.layer0.SelectionHints;\r
+import org.simantics.modeling.flags.LiftFlag;\r
+import org.simantics.ui.SimanticsUI;\r
+import org.simantics.utils.ui.ISelectionUtils;\r
+\r
+/**\r
+ * See <a href="https://www.simantics.org/wiki/index.php/Modeling_ontology#Creating_connection_points}">Creating connection points</a>\r
+ * \r
+ * @author Hannu Niemistö\r
+ */\r
+public class CreateConnectionPoint extends AbstractHandler {\r
+\r
+    private static List<Resource> getFlagResource(ISelection sel) {\r
+        return ISelectionUtils.getPossibleKeys(sel, SelectionHints.KEY_MAIN, Resource.class);\r
+    }\r
+\r
+    @Override\r
+    public Object execute(ExecutionEvent event) throws ExecutionException {\r
+        ISelection sel = HandlerUtil.getCurrentSelection(event);\r
+        List<Resource> flags = getFlagResource(sel);\r
+        if (flags.isEmpty())\r
+            return null;\r
+        final Set<Resource> flagSet = new HashSet<Resource>(flags);\r
+\r
+        SimanticsUI.getSession().asyncRequest(new WriteRequest() {\r
+            @Override\r
+            public void perform(WriteGraph g) throws DatabaseException {\r
+                for (Resource flag : flagSet)\r
+                    LiftFlag.liftFlag(g, flag);\r
+            }\r
+        });\r
+\r
+        return null;\r
+    }\r
+    \r
+}\r
+\r