Added semantic copy and paste commands for notation view

plugins/org.yakindu.sct.ui.editor/src/org/yakindu/sct/ui/editor/providers/SemanticCopyPasteGlobalActionHandler.java

@@ -14,13 +14,12 @@ import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.List;
 
-import org.eclipse.emf.ecore.EObject;
 import org.eclipse.emf.transaction.TransactionalEditingDomain;
 import org.eclipse.emf.transaction.util.TransactionUtil;
-import org.eclipse.gef.EditPart;
 import org.eclipse.gmf.runtime.common.core.command.ICommand;
 import org.eclipse.gmf.runtime.common.ui.action.global.GlobalActionId;
 import org.eclipse.gmf.runtime.common.ui.services.action.global.IGlobalActionContext;
+import org.eclipse.gmf.runtime.diagram.ui.editparts.IGraphicalEditPart;
 import org.eclipse.gmf.runtime.diagram.ui.providers.DiagramGlobalActionHandler;
 import org.eclipse.jface.viewers.ISelection;
 import org.eclipse.jface.viewers.IStructuredSelection;
@@ -53,10 +52,10 @@ public class SemanticCopyPasteGlobalActionHandler extends
 	}
 
 	protected ICommand getCopyCommand(IGlobalActionContext cntxt) {
-		List<EObject> objects = getSelectedElements(cntxt.getSelection());
+		List<IGraphicalEditPart> objects = getSelectedElements(cntxt.getSelection());
 		if (objects.size() > 0) {
 			TransactionalEditingDomain domain = TransactionUtil
-					.getEditingDomain(objects.get(0));
+					.getEditingDomain(objects.get(0).getNotationView());
 			SemanticCopyCommand copyCmd = new SemanticCopyCommand(domain,
 					objects);
 			return copyCmd;
@@ -65,24 +64,22 @@ public class SemanticCopyPasteGlobalActionHandler extends
 	}
 
 	private ICommand getPasteCommand(IGlobalActionContext cntxt) {
-		List<EObject> objects = getSelectedElements(cntxt.getSelection());
+		List<IGraphicalEditPart> objects = getSelectedElements(cntxt.getSelection());
 		if (objects.size() > 0) {
 			return new SemanticPasteCommand(objects);
 		}
 		return null;
 	}
 
-	protected List<EObject> getSelectedElements(ISelection selection) {
-		List<EObject> results = new ArrayList<EObject>();
+	protected List<IGraphicalEditPart> getSelectedElements(ISelection selection) {
+		List<IGraphicalEditPart> results = new ArrayList<IGraphicalEditPart>();
 		if (selection == null || selection.isEmpty())
 			return results;
 		Iterator<?> iterator = ((IStructuredSelection) selection).iterator();
 		while (iterator.hasNext()) {
 			Object selectedElement = iterator.next();
-			if (selectedElement instanceof EditPart) {
-				EObject element = (EObject) ((EditPart) selectedElement)
-						.getAdapter(EObject.class);
-				results.add(element);
+			if (selectedElement instanceof IGraphicalEditPart) {
+				results.add((IGraphicalEditPart)selectedElement);
 			}
 		}
 		return results;