public Command getCreateLinkCommand(View source, View target, GenCommonBase linkType) {
IElementType metamodelType = getElementType(linkType);
CreateRelationshipRequest relationShipReq = new CreateRelationshipRequest(metamodelType);
ConnectionViewAndElementDescriptor desc =
new ConnectionViewAndElementDescriptor(
new CreateElementRequestAdapter(relationShipReq),
metamodelType instanceof IHintedType
? ((IHintedType) metamodelType).getSemanticHint()
: "",
getDefaultPreferencesHint());
CreateConnectionViewAndElementRequest req = new CreateConnectionViewAndElementRequest(desc);
req.setType(RequestConstants.REQ_CONNECTION_START);
EditPart sourceEditPart = findEditPart(source);
req.setSourceEditPart(sourceEditPart);
// Note: initializes the sourceCommand in the request
Command sourceCmd = sourceEditPart.getCommand(req);
if (sourceCmd == null || !sourceCmd.canExecute()) {
return null;
}
EditPart targetEditPart = target != null ? findEditPart(target) : null;
if (targetEditPart != null) {
req.setType(RequestConstants.REQ_CONNECTION_END);
req.setTargetEditPart(targetEditPart);
req.setLocation(new Point(0, 0));
sourceEditPart.getCommand(req);
Command targetCmd = targetEditPart.getCommand(req);
return targetCmd;
}
return null;
}
@Override
public void run() {
Command cmd = createCommand(getSelectedObjects());
if (cmd != null && cmd.canExecute()) {
execute(cmd);
}
}
/** @generated */
private Collection<IAdaptable> createConnections(
Collection<TaiPanLinkDescriptor> linkDescriptors, Domain2Notation domain2NotationMap) {
LinkedList<IAdaptable> adapters = new LinkedList<IAdaptable>();
for (TaiPanLinkDescriptor nextLinkDescriptor : linkDescriptors) {
EditPart sourceEditPart = getSourceEditPart(nextLinkDescriptor, domain2NotationMap);
EditPart targetEditPart = getTargetEditPart(nextLinkDescriptor, domain2NotationMap);
if (sourceEditPart == null || targetEditPart == null) {
continue;
}
CreateConnectionViewRequest.ConnectionViewDescriptor descriptor =
new CreateConnectionViewRequest.ConnectionViewDescriptor(
nextLinkDescriptor.getSemanticAdapter(),
TaiPanVisualIDRegistry.getType(nextLinkDescriptor.getVisualID()),
ViewUtil.APPEND,
false,
((IGraphicalEditPart) getHost()).getDiagramPreferencesHint());
CreateConnectionViewRequest ccr = new CreateConnectionViewRequest(descriptor);
ccr.setType(RequestConstants.REQ_CONNECTION_START);
ccr.setSourceEditPart(sourceEditPart);
sourceEditPart.getCommand(ccr);
ccr.setTargetEditPart(targetEditPart);
ccr.setType(RequestConstants.REQ_CONNECTION_END);
Command cmd = targetEditPart.getCommand(ccr);
if (cmd != null && cmd.canExecute()) {
executeCommand(cmd);
IAdaptable viewAdapter = (IAdaptable) ccr.getNewObject();
if (viewAdapter != null) {
adapters.add(viewAdapter);
}
}
}
return adapters;
}
@SuppressWarnings("unchecked")
@Override
protected boolean calculateEnabled() {
Command cmd = createCopyCommand(getSelectedObjects());
if (cmd == null) return false;
return cmd.canExecute();
}
/** Test that GMF Text drop is not possible in a lifeline. */
public void testGMFTextDropInALifelineNotPossible() {
ChangeBoundsRequest changeBoundsRequest = new ChangeBoundsRequest(RequestConstants.REQ_ADD);
changeBoundsRequest.setEditParts(textEditPart);
Command dropGMFNoteInLifelineCmd = lifelineEditPart.getCommand(changeBoundsRequest);
assertFalse(
"The GMF Text should not be droppable in lifeline", dropGMFNoteInLifelineCmd.canExecute());
}
public static void createMessageFlow(
TransactionalEditingDomain editingDomain,
Message event,
ThrowMessageEvent source,
AbstractCatchMessageEvent target,
DiagramEditPart dep) {
EditPart targetEP = findEditPart(dep, target);
EditPart sourceEP = findEditPart(dep, source);
CreateConnectionViewAndElementRequest request =
new CreateConnectionViewAndElementRequest(
ProcessElementTypes.MessageFlow_4002,
((IHintedType) ProcessElementTypes.MessageFlow_4002).getSemanticHint(),
dep.getDiagramPreferencesHint());
Command createMessageFlowCommand =
CreateConnectionViewAndElementRequest.getCreateCommand(request, sourceEP, targetEP);
if (createMessageFlowCommand.canExecute()) {
dep.getDiagramEditDomain().getDiagramCommandStack().execute(createMessageFlowCommand);
dep.getDiagramEditDomain().getDiagramCommandStack().flush();
dep.refresh();
ConnectionViewAndElementDescriptor desc =
(ConnectionViewAndElementDescriptor) request.getNewObject();
MessageFlow message = (MessageFlow) desc.getElementAdapter().getAdapter(MessageFlow.class);
SetCommand setCommand =
new SetCommand(
editingDomain, message, ProcessPackage.Literals.ELEMENT__NAME, event.getName());
editingDomain.getCommandStack().execute(setCommand);
}
}
@Override
protected CommandResult doExecuteWithResult(
IProgressMonitor progressMonitor, org.eclipse.core.runtime.IAdaptable info)
throws ExecutionException {
CommandResult cmdResult = super.doExecuteWithResult(progressMonitor, info);
if (!cmdResult.getStatus().isOK()) {
if (cmdResult.getStatus().getSeverity() != IStatus.CANCEL) {
Activator.log.error(cmdResult.getStatus().getException());
}
return cmdResult;
}
Object returnValue = cmdResult.getReturnValue();
if (returnValue instanceof List<?>) {
_selectedCmd =
(Command)
((List<?>) returnValue)
.get(((List<?>) returnValue).size() - 1); // Returns the last command
} else {
_selectedCmd = (Command) cmdResult.getReturnValue();
}
Assert.isTrue(_selectedCmd != null && _selectedCmd.canExecute());
_selectedCmd.execute();
return CommandResult.newOKCommandResult();
}
@Override
@Execute
public void execute(@Optional @Named(IServiceConstants.ACTIVE_SELECTION) IBindingManager bm) {
if (bm.wIsSet("viewer") && Clipboard.instance().getInternalOrNativeEntityContents() == null) {
IEntityPartViewer viewer = (IEntityPartViewer) bm.wGetValue("viewer");
if (ClipboardUtils.hasTextFocus(viewer) || ClipboardUtils.hasTextSeletion(viewer)) {
IEntity focusEntity = bm.wGet("focusEntity");
ITextualEntityPart focusPart =
(ITextualEntityPart) viewer.getEditPartRegistry().get(focusEntity);
String textContents = Clipboard.instance().getTextContents();
Command command = focusPart.getCommand(TextualRequest.createInsertRequest(textContents));
CommandStack commandStack = viewer.getEditDomain().getCommandStack();
if (command instanceof ITextCommand) {
TextTransactionCommand transactionCommand = new TextTransactionCommand();
transactionCommand.setModel(focusEntity);
transactionCommand.merge((ITextCommand) command);
transactionCommand.setLabel(getLabel(bm));
commandStack.execute(transactionCommand);
} else {
command.setLabel(getLabel(bm) + " text");
commandStack.execute(command);
}
return;
}
}
super.execute(bm);
}
/*
* (non-Javadoc)
*
* @see
* org.eclipse.gmf.runtime.emf.commands.core.command.AbstractTransactionalCommand#doExecuteWithResult(org.eclipse.core.runtime.IProgressMonitor,
* org.eclipse.core.runtime.IAdaptable)
*/
@Override
protected CommandResult doExecuteWithResult(IProgressMonitor monitor, IAdaptable info)
throws ExecutionException {
if (diagramEP != null && getEditingDomain() != null) {
diagramEP.refresh();
Namespace context = constraint.getContext();
Collection<EditPart> allTopSemanticEditPart =
DiagramEditPartsUtil.getAllTopSemanticEditPart(diagramEP);
EditPart constraintEditPart = getEditPart(constraint, allTopSemanticEditPart);
EditPart contextEditPart = getEditPart(context, allTopSemanticEditPart);
if (constraintEditPart != null && contextEditPart != null) {
Collection<EditPart> constraintAndContext = new ArrayList<EditPart>();
constraintAndContext.add(constraintEditPart);
constraintAndContext.add(contextEditPart);
final Request request =
new ShowHideRelatedLinkRequest(
constraintAndContext, ShowHideKind.SHOW_ALL_LINK_BETWEEN_SELECTED_ELEMENT);
final Command cmd = diagramEP.getCommand(request);
if (cmd != null) {
cmd.execute();
}
}
}
return null;
}
protected Command chainGuideAttachmentCommand(
Request request, LogicSubpart part, Command cmd, boolean horizontal) {
Command result = cmd;
// Attach to guide, if one is given
Integer guidePos =
(Integer)
request
.getExtendedData()
.get(
horizontal
? SnapToGuides.KEY_HORIZONTAL_GUIDE
: SnapToGuides.KEY_VERTICAL_GUIDE);
if (guidePos != null) {
int alignment =
((Integer)
request
.getExtendedData()
.get(
horizontal
? SnapToGuides.KEY_HORIZONTAL_ANCHOR
: SnapToGuides.KEY_VERTICAL_ANCHOR))
.intValue();
ChangeGuideCommand cgm = new ChangeGuideCommand(part, horizontal);
cgm.setNewGuide(findGuideAt(guidePos.intValue(), horizontal), alignment);
result = result.chain(cgm);
}
return result;
}
private boolean ourHandleKeyDown(KeyEvent event) {
if (ourAcceptArrowKey(event)) {
int direction = 0;
switch (event.keyCode) {
case SWT.ARROW_DOWN:
direction = PositionConstants.SOUTH;
break;
case SWT.ARROW_UP:
direction = PositionConstants.NORTH;
break;
case SWT.ARROW_RIGHT:
direction = PositionConstants.EAST;
break;
case SWT.ARROW_LEFT:
direction = PositionConstants.WEST;
break;
}
boolean consumed = false;
if (direction != 0 && event.stateMask == 0) consumed = navigateNextAnchor(direction);
if (!consumed) {
event.stateMask |= SWT.CONTROL;
event.stateMask &= ~SWT.SHIFT;
if (getCurrentViewer().getKeyHandler().keyPressed(event)) {
navigateNextAnchor(0);
updateTargetRequest();
updateTargetUnderMouse();
Command command = getCommand();
if (command != null) setCurrentCommand(command);
return true;
}
}
}
if (acceptConnectionStart(event)) {
updateTargetUnderMouse();
setConnectionSource(getTargetEditPart());
((CreateConnectionRequest) getTargetRequest()).setSourceEditPart(getTargetEditPart());
setState(STATE_ACCESSIBLE_DRAG_IN_PROGRESS);
ourPlaceMouseInViewer(getLocation().getTranslated(6, 6));
return true;
}
if (acceptConnectionFinish(event)) {
Command command = getCommand();
if (command != null && command.canExecute()) {
setState(STATE_INITIAL);
ourPlaceMouseInViewer(getLocation().getTranslated(6, 6));
eraseSourceFeedback();
eraseTargetFeedback();
setCurrentCommand(command);
executeCurrentCommand();
handleFinished();
}
return true;
}
return super.handleKeyDown(event);
}
@SuppressWarnings("unchecked")
@Override
public void run() {
Command cmd = createCopyCommand(getSelectedObjects());
if (cmd != null && cmd.canExecute()) {
cmd.execute();
}
}
@Override
protected CommandResult doUndoWithResult(IProgressMonitor progressMonitor, IAdaptable info)
throws ExecutionException {
if (_selectedCmd != null && _selectedCmd.canUndo()) {
_selectedCmd.undo();
}
return super.doUndoWithResult(progressMonitor, info);
}
/** @generated */
protected Command getSemanticCommand(IEditCommandRequest request) {
IEditCommandRequest completedRequest = completeRequest(request);
Object editHelperContext = completedRequest.getEditHelperContext();
if (editHelperContext instanceof View
|| (editHelperContext instanceof IEditHelperContext
&& ((IEditHelperContext) editHelperContext).getEObject() instanceof View)) {
// no semantic commands are provided for pure design elements
return null;
}
if (editHelperContext == null) {
editHelperContext = ViewUtil.resolveSemanticElement((View) getHost().getModel());
}
IElementType elementType = ElementTypeRegistry.getInstance().getElementType(editHelperContext);
if (elementType
== ElementTypeRegistry.getInstance()
.getType("org.eclipse.gmf.runtime.emf.type.core.default")) { // $NON-NLS-1$
elementType = null;
}
Command semanticCommand = getSemanticCommandSwitch(completedRequest);
if (elementType != null) {
if (semanticCommand != null) {
ICommand command =
semanticCommand instanceof ICommandProxy
? ((ICommandProxy) semanticCommand).getICommand()
: new CommandProxy(semanticCommand);
completedRequest.setParameter(
FlowDesigner.diagram.edit.helpers.FlowDesignerBaseEditHelper.EDIT_POLICY_COMMAND,
command);
}
ICommand command = elementType.getEditCommand(completedRequest);
if (command != null) {
if (!(command instanceof CompositeTransactionalCommand)) {
TransactionalEditingDomain editingDomain =
((IGraphicalEditPart) getHost()).getEditingDomain();
command =
new CompositeTransactionalCommand(editingDomain, command.getLabel()).compose(command);
}
semanticCommand = new ICommandProxy(command);
}
}
boolean shouldProceed = true;
if (completedRequest instanceof DestroyRequest) {
shouldProceed = shouldProceed((DestroyRequest) completedRequest);
}
if (shouldProceed) {
if (completedRequest instanceof DestroyRequest) {
TransactionalEditingDomain editingDomain =
((IGraphicalEditPart) getHost()).getEditingDomain();
Command deleteViewCommand =
new ICommandProxy(new DeleteCommand(editingDomain, (View) getHost().getModel()));
semanticCommand =
semanticCommand == null ? deleteViewCommand : semanticCommand.chain(deleteViewCommand);
}
return semanticCommand;
}
return null;
}
@Override
protected Command createChangeConstraintCommand(
ChangeBoundsRequest request, EditPart child, Object constraint) {
BControlChangeLayoutCommand cmd = new BControlChangeLayoutCommand();
BControl part = (BControl) child.getModel();
cmd.setModel(child.getModel());
cmd.setConstraint((Rectangle) constraint);
Command result = cmd;
if ((request.getResizeDirection() & PositionConstants.NORTH_SOUTH) != 0) {
Integer guidePos = (Integer) request.getExtendedData().get(SnapToGuides.KEY_HORIZONTAL_GUIDE);
if (guidePos != null) {
result = chainGuideAttachmentCommand(request, part, result, true);
} else if (part.getHorizontalGuide() != null) {
// SnapToGuides didn't provide a horizontal guide, but this part
// is attached
// to a horizontal guide. Now we check to see if the part is
// attached to
// the guide along the edge being resized. If that is the case,
// we need to
// detach the part from the guide; otherwise, we leave it alone.
int alignment = part.getHorizontalGuide().getAlignment(part);
int edgeBeingResized = 0;
if ((request.getResizeDirection() & PositionConstants.NORTH) != 0) edgeBeingResized = -1;
else edgeBeingResized = 1;
if (alignment == edgeBeingResized)
result = result.chain(new ChangeGuideCommand(part, true));
}
}
if ((request.getResizeDirection() & PositionConstants.EAST_WEST) != 0) {
Integer guidePos = (Integer) request.getExtendedData().get(SnapToGuides.KEY_VERTICAL_GUIDE);
if (guidePos != null) {
result = chainGuideAttachmentCommand(request, part, result, false);
} else if (part.getVerticalGuide() != null) {
int alignment = part.getVerticalGuide().getAlignment(part);
int edgeBeingResized = 0;
if ((request.getResizeDirection() & PositionConstants.WEST) != 0) edgeBeingResized = -1;
else edgeBeingResized = 1;
if (alignment == edgeBeingResized)
result = result.chain(new ChangeGuideCommand(part, false));
}
}
if (request.getType().equals(REQ_MOVE_CHILDREN)
|| request.getType().equals(REQ_ALIGN_CHILDREN)) {
result = chainGuideAttachmentCommand(request, part, result, true);
result = chainGuideAttachmentCommand(request, part, result, false);
result = chainGuideDetachmentCommand(request, part, result, true);
result = chainGuideDetachmentCommand(request, part, result, false);
}
return result;
}
/** {@inheritedDoc}. */
@Override
public Command getDropObjectsCommand(DropObjectsRequest dropRequest) {
TypeDropHelper helper = new TypeDropHelper(getEditingDomain());
// Single drop management possible drop action list can be proposed
if (dropRequest.getObjects().size() == 1) {
// List of available drop commands
final List<Command> commandChoice = new ArrayList<Command>();
// 1. Try to set the target element type with dropped object
Command dropAsSetType =
helper.getDropAsTypedElementType(dropRequest, (GraphicalEditPart) getHost());
if ((dropAsSetType != null) && (dropAsSetType.canExecute())) {
commandChoice.add(dropAsSetType);
}
// 3. Build default drop command (show view of the dropped object)
Command defaultDropCommand = super.getDropObjectsCommand(dropRequest);
defaultDropCommand.setLabel("Default drop (Show dropped object in diagram)");
if ((defaultDropCommand != null) && (defaultDropCommand.canExecute())) {
commandChoice.add(defaultDropCommand);
}
// Prepare the selection command (if several command are available) or return the drop command
if (commandChoice.size() > 1) {
RunnableWithResult<ICommand> runnable;
Display.getDefault()
.syncExec(
runnable =
new RunnableWithResult.Impl<ICommand>() {
public void run() {
setResult(
new SelectAndExecuteCommand(
"Select drop action for ",
PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(),
commandChoice));
}
});
ICommand selectCommand = runnable.getResult();
return new ICommandProxy(selectCommand);
} else if (commandChoice.size() == 1) {
return commandChoice.get(0);
}
// else (command choice is empty)
return UnexecutableCommand.INSTANCE;
}
return super.getDropObjectsCommand(dropRequest);
}
/** Writes the sorting/filtering specified by the dialog */
protected void performApply() {
Command sortAndFilteringCommand = getApplyCommand();
if (sortAndFilteringCommand != null && sortAndFilteringCommand.canExecute()) {
editPart
.getRoot()
.getViewer()
.getEditDomain()
.getCommandStack()
.execute(sortAndFilteringCommand);
createBackUp();
}
updateApplyButton();
}
public void createObject(int x, int y) {
if (availableForInsert && this.entry != null) {
updateCursor(false);
availableForInsert = false;
switch (this.entry.getType()) {
case TRIGGER_BLOCK:
case CUSTOM_BLOCK:
CreateUnspecifiedTypeRequest request =
new CreateUnspecifiedTypeRequest(
Collections.singletonList(Neuro4jElementTypes.LogicNode_2017),
diagramEditPart.getDiagramPreferencesHint());
request.setLocation(new Point(x, y));
Command command = diagramEditPart.getCommand(request);
command.execute();
List newObject = (List) request.getNewObject();
ViewAndElementDescriptor desc = (ViewAndElementDescriptor) newObject.get(0);
ShapeImpl shape = (ShapeImpl) desc.getAdapter(ShapeImpl.class);
LogicNode lNode = (LogicNode) shape.getElement();
updateCustomBlock(lNode, this.entry);
break;
case CHILD:
if (entry.getParent().getType() != ListEntryType.FLOW) {
return;
}
request =
new CreateUnspecifiedTypeRequest(
Collections.singletonList(Neuro4jElementTypes.CallNode_2008),
diagramEditPart.getDiagramPreferencesHint());
request.setLocation(new Point(x, y));
command = diagramEditPart.getCommand(request);
command.execute();
newObject = (List) request.getNewObject();
desc = (ViewAndElementDescriptor) newObject.get(0);
shape = (ShapeImpl) desc.getAdapter(ShapeImpl.class);
CallNode cNode = (CallNode) shape.getElement();
updateCallBlock(cNode, entry);
break;
default:
break;
}
this.entry = null;
}
}
/** Test that GMF Text creation is not possible in a lifeline. */
public void testGMFTextCreationInALifelineNotPossible() {
CreateViewRequest createViewRequest =
new CreateViewRequest(
Collections.singletonList(
new CreateViewRequest.ViewDescriptor(
null,
Node.class,
"Text",
((IDiagramPreferenceSupport) lifelineEditPart.getRoot())
.getPreferencesHint())));
Command createGMFTextInLifelineCmd = lifelineEditPart.getCommand(createViewRequest);
assertFalse(
"The GMF Text creation should not be allowed in lifeline",
createGMFTextInLifelineCmd.canExecute());
}
@Override
protected Cursor calculateCursor() {
Cursor cursorToReturn;
if (moveGroupActivated) {
Command command = getCurrentCommand();
if (command == null || !command.canExecute()) {
cursorToReturn = getDisabledCursor();
} else {
cursorToReturn = SharedCursors.ARROW;
}
} else {
cursorToReturn = super.calculateCursor();
}
return cursorToReturn;
}
public void runCommand(Command command, IContextModelManager modelManager) {
if (modelManager.getCommandStack() == null) {
command.execute();
} else {
modelManager.getCommandStack().execute(command);
}
}
protected Command chainGuideDetachmentCommand(
Request request, LogicSubpart part, Command cmd, boolean horizontal) {
Command result = cmd;
// Detach from guide, if none is given
Integer guidePos =
(Integer)
request
.getExtendedData()
.get(
horizontal
? SnapToGuides.KEY_HORIZONTAL_GUIDE
: SnapToGuides.KEY_VERTICAL_GUIDE);
if (guidePos == null) result = result.chain(new ChangeGuideCommand(part, horizontal));
return result;
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jface.action.IAction#run()
*/
public void run() {
// TODO: figure out how to get the default attributes from
// the tag create metadata. Get a tag creation provider?
Map attributes = new LinkedHashMap();
attributes.put("href", ""); // $NON-NLS-1$//$NON-NLS-2$
attributes.put("rel", "Stylesheet"); // $NON-NLS-1$//$NON-NLS-2$
attributes.put("type", "text/css"); // $NON-NLS-1$//$NON-NLS-2$
Command command =
new AddSubNodeCommand(
PDPlugin.getResourceString(
"ItemCreationEditPolicy.CommandLabel.CreateItem"), //$NON-NLS-1$
_parentElement,
IHTMLConstants.TAG_LINK,
ITLDConstants.URI_HTML,
attributes);
command.execute();
}
@Override
public void execute() {
if (_chain == null) {
_chain = createCommandChain();
}
_chain.execute();
}
@Override
public void execute() {
super.execute();
oldDisplayText = customTestStepData.getDisplayText();
customTestStepData.setDisplayText(displayText);
oldPath = customTestStepData.getPath();
customTestStepData.setPath(path);
}
@Override
protected void finalize() throws Throwable {
if (backups != null) {
for (Backup backup : backups) {
backup.dispose();
}
}
super.finalize();
}
@Override
protected CommandResult doRedoWithResult(IProgressMonitor progressMonitor, IAdaptable info)
throws ExecutionException {
if (_selectedCmd != null && CommandUtilities.canRedo(_selectedCmd)) {
_selectedCmd.redo();
}
return super.doRedoWithResult(progressMonitor, info);
}
@Override
public void undo() {
if (findProcessProvider != null) {
findProcessProvider.setIcons((IProcess) elem, oldImage);
}
if (changeCmd != null) {
changeCmd.undo();
}
}
/**
* Adds a "Set as default" behavior to a list of commands
*
* @param commands
* @return
*/
protected List<Command> convertToDefault(List<Command> commands) {
List<Command> result = new ArrayList<Command>(commands.size());
for (Command command : commands) {
final Command commandToExecute = command;
CompoundCommand compound = new CompoundCommand(commandToExecute.getLabel());
compound.add(commandToExecute);
compound.add(
new Command("Set default drop behavior") {
@Override
public void execute() {
defaultHandler.defaultActionSelected(commandToExecute);
}
});
result.add(compound);
}
return result;
}
private Command createCommand(List<?> selection, RGB newColor) {
CompoundCommand result = new CompoundCommand(Messages.FillColorAction_1);
for (Object object : selection) {
if (object instanceof EditPart) {
Object model = ((EditPart) object).getModel();
if (shouldEnable(model)) {
Command cmd =
new FillColorCommand(
(IDiagramModelObject) model, ColorFactory.convertRGBToString(newColor));
if (cmd.canExecute()) {
result.add(cmd);
}
}
}
}
return result.unwrap();
}