diff options
Diffstat (limited to 'examples/others/org.eclipse.papyrus.example.diagram.simplediagram/src/org/eclipse/papyrus/example/diagram/simplediagram/edit/policies/UMLBaseItemSemanticEditPolicy.java')
| -rw-r--r-- | examples/others/org.eclipse.papyrus.example.diagram.simplediagram/src/org/eclipse/papyrus/example/diagram/simplediagram/edit/policies/UMLBaseItemSemanticEditPolicy.java | 306 |
1 files changed, 306 insertions, 0 deletions
diff --git a/examples/others/org.eclipse.papyrus.example.diagram.simplediagram/src/org/eclipse/papyrus/example/diagram/simplediagram/edit/policies/UMLBaseItemSemanticEditPolicy.java b/examples/others/org.eclipse.papyrus.example.diagram.simplediagram/src/org/eclipse/papyrus/example/diagram/simplediagram/edit/policies/UMLBaseItemSemanticEditPolicy.java new file mode 100644 index 00000000000..82e5a0c17ea --- /dev/null +++ b/examples/others/org.eclipse.papyrus.example.diagram.simplediagram/src/org/eclipse/papyrus/example/diagram/simplediagram/edit/policies/UMLBaseItemSemanticEditPolicy.java @@ -0,0 +1,306 @@ +package org.eclipse.papyrus.example.diagram.simplediagram.edit.policies;
+
+import java.util.Iterator;
+
+import org.eclipse.emf.transaction.TransactionalEditingDomain;
+import org.eclipse.gef.Request;
+import org.eclipse.gef.commands.Command;
+import org.eclipse.gef.commands.UnexecutableCommand;
+import org.eclipse.gef.requests.ReconnectRequest;
+import org.eclipse.gmf.runtime.common.core.command.ICommand;
+import org.eclipse.gmf.runtime.common.core.command.ICompositeCommand;
+import org.eclipse.gmf.runtime.diagram.core.commands.DeleteCommand;
+import org.eclipse.gmf.runtime.diagram.ui.commands.CommandProxy;
+import org.eclipse.gmf.runtime.diagram.ui.commands.ICommandProxy;
+import org.eclipse.gmf.runtime.diagram.ui.editparts.IGraphicalEditPart;
+import org.eclipse.gmf.runtime.diagram.ui.editpolicies.SemanticEditPolicy;
+import org.eclipse.gmf.runtime.emf.commands.core.command.CompositeTransactionalCommand;
+import org.eclipse.gmf.runtime.emf.type.core.IElementType;
+import org.eclipse.gmf.runtime.emf.type.core.commands.MoveElementsCommand;
+import org.eclipse.gmf.runtime.emf.type.core.requests.ConfigureRequest;
+import org.eclipse.gmf.runtime.emf.type.core.requests.CreateElementRequest;
+import org.eclipse.gmf.runtime.emf.type.core.requests.CreateRelationshipRequest;
+import org.eclipse.gmf.runtime.emf.type.core.requests.DestroyElementRequest;
+import org.eclipse.gmf.runtime.emf.type.core.requests.DestroyReferenceRequest;
+import org.eclipse.gmf.runtime.emf.type.core.requests.DestroyRequest;
+import org.eclipse.gmf.runtime.emf.type.core.requests.DuplicateElementsRequest;
+import org.eclipse.gmf.runtime.emf.type.core.requests.GetEditContextRequest;
+import org.eclipse.gmf.runtime.emf.type.core.requests.IEditCommandRequest;
+import org.eclipse.gmf.runtime.emf.type.core.requests.MoveRequest;
+import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientReferenceRelationshipRequest;
+import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientRelationshipRequest;
+import org.eclipse.gmf.runtime.emf.type.core.requests.SetRequest;
+import org.eclipse.gmf.runtime.notation.View;
+import org.eclipse.papyrus.example.diagram.simplediagram.edit.helpers.UMLBaseEditHelper;
+import org.eclipse.papyrus.example.diagram.simplediagram.part.UMLVisualIDRegistry;
+import org.eclipse.papyrus.example.diagram.simplediagram.providers.UMLElementTypes;
+
+/**
+ * @generated
+ */
+public class UMLBaseItemSemanticEditPolicy extends SemanticEditPolicy {
+ /**
+ * Extended request data key to hold editpart visual id.
+ * @generated
+ */
+ public static final String VISUAL_ID_KEY = "visual_id"; //$NON-NLS-1$
+ /**
+ * Extended request data key to hold the edge view during a reconnect request.
+ * @generated
+ */
+ public static final String GRAPHICAL_RECONNECTED_EDGE = "graphical_edge"; //$NON-NLS-1$
+ /**
+ * @generated
+ */
+ private final IElementType myElementType;
+
+ /**
+ * @generated
+ */
+ protected UMLBaseItemSemanticEditPolicy(IElementType elementType) {
+ myElementType = elementType;
+ }
+
+ /**
+ * Extended request data key to hold editpart visual id.
+ * Add visual id of edited editpart to extended data of the request
+ * so command switch can decide what kind of diagram element is being edited.
+ * It is done in those cases when it's not possible to deduce diagram
+ * element kind from domain element.
+ * Add the reoriented view to the request extended data so that the view
+ * currently edited can be distinguished from other views of the same element
+ * and these latter possibly removed if they become inconsistent after reconnect
+ *
+ * @generated
+ */
+ @SuppressWarnings("unchecked")
+ public Command getCommand(Request request) {
+ if (request instanceof ReconnectRequest) {
+ Object view = ((ReconnectRequest) request).getConnectionEditPart()
+ .getModel();
+ if (view instanceof View) {
+ Integer id = new Integer(
+ UMLVisualIDRegistry.getVisualID((View) view));
+ request.getExtendedData().put(VISUAL_ID_KEY, id);
+ request.getExtendedData().put(GRAPHICAL_RECONNECTED_EDGE,
+ (View) view);
+ }
+ }
+ return super.getCommand(request);
+ }
+
+ /**
+ * Returns visual id from request parameters.
+ * @generated
+ */
+ protected int getVisualID(IEditCommandRequest request) {
+ Object id = request.getParameter(VISUAL_ID_KEY);
+ return id instanceof Integer ? ((Integer) id).intValue() : -1;
+ }
+
+ /**
+ * @generated
+ */
+ protected Command getSemanticCommand(IEditCommandRequest request) {
+ IEditCommandRequest completedRequest = completeRequest(request);
+ Command semanticCommand = getSemanticCommandSwitch(completedRequest);
+ semanticCommand = getEditHelperCommand(completedRequest,
+ semanticCommand);
+ if (completedRequest instanceof DestroyRequest) {
+ DestroyRequest destroyRequest = (DestroyRequest) completedRequest;
+ return shouldProceed(destroyRequest) ? addDeleteViewCommand(
+ semanticCommand, destroyRequest) : null;
+ }
+ return semanticCommand;
+ }
+
+ /**
+ * @generated
+ */
+ protected Command addDeleteViewCommand(Command mainCommand,
+ DestroyRequest completedRequest) {
+ Command deleteViewCommand = getGEFWrapper(new DeleteCommand(
+ getEditingDomain(), (View) getHost().getModel()));
+ return mainCommand == null ? deleteViewCommand : mainCommand
+ .chain(deleteViewCommand);
+ }
+
+ /**
+ * @generated
+ */
+ private Command getEditHelperCommand(IEditCommandRequest request,
+ Command editPolicyCommand) {
+ if (editPolicyCommand != null) {
+ ICommand command = editPolicyCommand instanceof ICommandProxy ? ((ICommandProxy) editPolicyCommand)
+ .getICommand() : new CommandProxy(editPolicyCommand);
+ request.setParameter(UMLBaseEditHelper.EDIT_POLICY_COMMAND, command);
+ }
+ IElementType requestContextElementType = getContextElementType(request);
+ request.setParameter(UMLBaseEditHelper.CONTEXT_ELEMENT_TYPE,
+ requestContextElementType);
+ ICommand command = requestContextElementType.getEditCommand(request);
+ request.setParameter(UMLBaseEditHelper.EDIT_POLICY_COMMAND, null);
+ request.setParameter(UMLBaseEditHelper.CONTEXT_ELEMENT_TYPE, null);
+ if (command != null) {
+ if (!(command instanceof CompositeTransactionalCommand)) {
+ command = new CompositeTransactionalCommand(getEditingDomain(),
+ command.getLabel()).compose(command);
+ }
+ return new ICommandProxy(command);
+ }
+ return editPolicyCommand;
+ }
+
+ /**
+ * @generated
+ */
+ protected IElementType getContextElementType(IEditCommandRequest request) {
+ IElementType requestContextElementType = UMLElementTypes
+ .getElementType(getVisualID(request));
+ return requestContextElementType != null ? requestContextElementType
+ : myElementType;
+ }
+
+ /**
+ * @generated
+ */
+ protected Command getSemanticCommandSwitch(IEditCommandRequest req) {
+ if (req instanceof CreateRelationshipRequest) {
+ return getCreateRelationshipCommand((CreateRelationshipRequest) req);
+ } else if (req instanceof CreateElementRequest) {
+ return getCreateCommand((CreateElementRequest) req);
+ } else if (req instanceof ConfigureRequest) {
+ return getConfigureCommand((ConfigureRequest) req);
+ } else if (req instanceof DestroyElementRequest) {
+ return getDestroyElementCommand((DestroyElementRequest) req);
+ } else if (req instanceof DestroyReferenceRequest) {
+ return getDestroyReferenceCommand((DestroyReferenceRequest) req);
+ } else if (req instanceof DuplicateElementsRequest) {
+ return getDuplicateCommand((DuplicateElementsRequest) req);
+ } else if (req instanceof GetEditContextRequest) {
+ return getEditContextCommand((GetEditContextRequest) req);
+ } else if (req instanceof MoveRequest) {
+ return getMoveCommand((MoveRequest) req);
+ } else if (req instanceof ReorientReferenceRelationshipRequest) {
+ return getReorientReferenceRelationshipCommand((ReorientReferenceRelationshipRequest) req);
+ } else if (req instanceof ReorientRelationshipRequest) {
+ return getReorientRelationshipCommand((ReorientRelationshipRequest) req);
+ } else if (req instanceof SetRequest) {
+ return getSetCommand((SetRequest) req);
+ }
+ return null;
+ }
+
+ /**
+ * @generated
+ */
+ protected Command getConfigureCommand(ConfigureRequest req) {
+ return null;
+ }
+
+ /**
+ * @generated
+ */
+ protected Command getCreateRelationshipCommand(CreateRelationshipRequest req) {
+ return null;
+ }
+
+ /**
+ * @generated
+ */
+ protected Command getCreateCommand(CreateElementRequest req) {
+ return null;
+ }
+
+ /**
+ * @generated
+ */
+ protected Command getSetCommand(SetRequest req) {
+ return null;
+ }
+
+ /**
+ * @generated
+ */
+ protected Command getEditContextCommand(GetEditContextRequest req) {
+ return null;
+ }
+
+ /**
+ * @generated
+ */
+ protected Command getDestroyElementCommand(DestroyElementRequest req) {
+ return null;
+ }
+
+ /**
+ * @generated
+ */
+ protected Command getDestroyReferenceCommand(DestroyReferenceRequest req) {
+ return null;
+ }
+
+ /**
+ * @generated
+ */
+ protected Command getDuplicateCommand(DuplicateElementsRequest req) {
+ return null;
+ }
+
+ /**
+ * @generated
+ */
+ protected Command getMoveCommand(MoveRequest req) {
+
+ return getGEFWrapper(new MoveElementsCommand(req));
+
+ }
+
+ /**
+ * @generated
+ */
+ protected Command getReorientReferenceRelationshipCommand(
+ ReorientReferenceRelationshipRequest req) {
+ return UnexecutableCommand.INSTANCE;
+ }
+
+ /**
+ * @generated
+ */
+ protected Command getReorientRelationshipCommand(
+ ReorientRelationshipRequest req) {
+ return UnexecutableCommand.INSTANCE;
+ }
+
+ /**
+ * @generated
+ */
+ protected final Command getGEFWrapper(ICommand cmd) {
+ return new ICommandProxy(cmd);
+ }
+
+ /**
+ * Returns editing domain from the host edit part.
+ * @generated
+ */
+ protected TransactionalEditingDomain getEditingDomain() {
+ return ((IGraphicalEditPart) getHost()).getEditingDomain();
+ }
+
+ /**
+ * Clean all shortcuts to the host element from the same diagram
+ * @generated
+ */
+ protected void addDestroyShortcutsCommand(ICompositeCommand cmd, View view) {
+ assert view.getEAnnotation("Shortcut") == null; //$NON-NLS-1$
+ for (Iterator it = view.getDiagram().getChildren().iterator(); it
+ .hasNext();) {
+ View nextView = (View) it.next();
+ if (nextView.getEAnnotation("Shortcut") == null || !nextView.isSetElement() || nextView.getElement() != view.getElement()) { //$NON-NLS-1$
+ continue;
+ }
+ cmd.add(new DeleteCommand(getEditingDomain(), nextView));
+ }
+ }
+
+}
|