Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.modeling.ui / src / org / simantics / modeling / ui / actions / AssignSymbolGroupsHandler.java

diff --git a/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/actions/AssignSymbolGroupsHandler.java b/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/actions/AssignSymbolGroupsHandler.java
new file mode 100644 (file)
index 0000000..0a4a576
--- /dev/null
+++ b/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/actions/AssignSymbolGroupsHandler.java
@@ -0,0 +1,38 @@
+package org.simantics.modeling.ui.actions;\r
+\r
+import java.util.Collection;\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.jface.viewers.IStructuredSelection;\r
+import org.eclipse.ui.handlers.HandlerUtil;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.layer0.SelectionHints;\r
+import org.simantics.db.layer0.adapter.ActionFactory;\r
+import org.simantics.utils.ui.ISelectionUtils;\r
+\r
+/**\r
+ * This class exists as a org.eclipse.ui.handler extension point counterpart for\r
+ * AssignSymbolGroup ActionFactory due to lack of multi-selection support in the\r
+ * modeled {@link ActionFactory} contributions.\r
+ * \r
+ * @author Tuukka Lehtonen <tuukka.lehtonen@semantum.fi>\r
+ */\r
+public class AssignSymbolGroupsHandler extends AbstractHandler {\r
+\r
+       @Override\r
+       public Object execute(ExecutionEvent event) throws ExecutionException {\r
+               ISelection s = HandlerUtil.getCurrentSelection(event);\r
+               if (!(s instanceof IStructuredSelection))\r
+                       return null;\r
+\r
+               Collection<Resource> res = ISelectionUtils.getPossibleKeys(s, SelectionHints.KEY_MAIN, Resource.class);\r
+               if (!res.isEmpty())\r
+                       new AssignSymbolGroup().assignGroups(res);\r
+\r
+               return null;\r
+       }\r
+\r
+}\r