423713: [Sequence] DnD of a class on interaction to create a lifeline

with  "represents"
https://bugs.eclipse.org/bugs/show_bug.cgi?id=423713

1 files changed, 101 insertions, 0 deletions

diff --git a/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.dnd/src/org/eclipse/papyrus/uml/diagram/dnd/lifeline/ClassifierToInteractionDropStrategy.java b/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.dnd/src/org/eclipse/papyrus/uml/diagram/dnd/lifeline/ClassifierToInteractionDropStrategy.java
new file mode 100644
index 00000000000..73e506bab1e
--- /dev/null
+++ b/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.dnd/src/org/eclipse/papyrus/uml/diagram/dnd/lifeline/ClassifierToInteractionDropStrategy.java
@@ -0,0 +1,101 @@
+/*

+ * 

+ */

+package org.eclipse.papyrus.uml.diagram.dnd.lifeline;

+

+import java.util.ArrayList;

+import java.util.List;

+

+import org.eclipse.draw2d.geometry.Point;

+import org.eclipse.emf.ecore.EObject;

+import org.eclipse.gef.EditPart;

+import org.eclipse.gef.Request;

+import org.eclipse.gef.RequestConstants;

+import org.eclipse.gef.commands.Command;

+import org.eclipse.gef.requests.DropRequest;

+import org.eclipse.gmf.runtime.diagram.ui.requests.DropObjectsRequest;

+import org.eclipse.papyrus.infra.gmfdiag.dnd.strategy.TransactionalDropStrategy;

+import org.eclipse.papyrus.uml.diagram.dnd.Activator;

+import org.eclipse.swt.graphics.Image;

+import org.eclipse.uml2.uml.Interaction;

+import org.eclipse.uml2.uml.Lifeline;

+import org.eclipse.uml2.uml.Property;

+import org.eclipse.uml2.uml.Type;

+import org.eclipse.uml2.uml.Classifier;

+

+public class ClassifierToInteractionDropStrategy extends TransactionalDropStrategy {

+

+	public String getLabel() {

+		return "Create a Lifeline";

+	}

+

+	public String getDescription() {

+		return "Drop a classifier on an interaction , create the lifeline and type it. This will create a new lifeline, a new Property in the interaction, typed by the dropped classifier. The Lifeline will represent this property." + "It is also possible to drop directly an already existing Property to the lifeline.";

+	}

+

+	public Image getImage() {

+		return null;

+	}

+

+	public String getID() {

+		return Activator.PLUGIN_ID + ".ClassifierToLifeline.represents";

+	}

+

+	@Deprecated

+	public int getPriority() {

+		return 0;

+	}

+

+	@Override

+	protected Command doGetCommand(Request request, EditPart targetEditPart) {

+		EObject targetElement = getTargetSemanticElement(targetEditPart);

+		final Point location;

+		if(!(targetElement instanceof Interaction)) {

+			return null;

+		}

+		if( request instanceof DropObjectsRequest){

+			location=((DropObjectsRequest)request).getLocation();

+		}

+		else{

+			location=new Point(100, 100);

+		}

+		final EditPart interactionEditPart= targetEditPart;

+		final Interaction targetInteraction = (Interaction)targetElement;

+

+		List<EObject> sourceElements = getSourceEObjects(request);

+

+		//The only supported case is "Drop a single classifier on an interaction"

+		if(sourceElements.size() != 1) {

+			return null;

+		}

+

+		EObject sourceElement = sourceElements.get(0);

+		if(sourceElement instanceof Type) {

+			final Type sourceType = (Type)sourceElement;

+

+			Command resultCommand = new Command(getLabel()) {

+

+				@Override

+				public void execute() {

+					Lifeline lifeline= targetInteraction.createLifeline("");

+					Property property = targetInteraction.createOwnedAttribute("", sourceType);

+					lifeline.setRepresents(property);

+					ArrayList<Lifeline> droppedLifelines= new ArrayList<Lifeline>();

+					droppedLifelines.add(lifeline);

+					DropObjectsRequest dropRequest= new DropObjectsRequest();

+					dropRequest.setObjects(droppedLifelines);

+					dropRequest.setLocation(location);

+					Command cmd=interactionEditPart.getCommand(dropRequest);

+					cmd.execute();

+					

+					

+				}

+			};

+

+			return resultCommand;

+		} 

+

+		return null;

+	}

+

+}