Examples with Command org.eclipse.gef.commands.Command used on opensource projects

Example 6 with Command

use of org.eclipse.gef.commands.Command in project tdi-studio-se by Talend.

the class BusinessReferenceConnectionEditPolicy method createDeleteSemanticCommand.

/**
     * @generated
     */
protected Command createDeleteSemanticCommand(GroupRequest deleteRequest) {
    TransactionalEditingDomain editingDomain = ((IGraphicalEditPart) getHost()).getEditingDomain();
    EditCommandRequestWrapper semReq = new EditCommandRequestWrapper(new DestroyElementRequest(editingDomain, false), deleteRequest.getExtendedData());
    Command semanticCmd = getHost().getCommand(semReq);
    if (semanticCmd != null && semanticCmd.canExecute()) {
        CompoundCommand cc = new CompoundCommand();
        cc.add(semanticCmd);
        return cc;
    }
    return null;
}

Example 7 with Command

use of org.eclipse.gef.commands.Command in project tdi-studio-se by Talend.

the class ClipboardActionHandler method getCommand.

@Override
public ICommand getCommand(IGlobalActionContext cntxt) {
    IWorkbenchPart part = cntxt.getActivePart();
    if (!(part instanceof IDiagramWorkbenchPart)) {
        return null;
    }
    IDiagramWorkbenchPart workbenchPart = (IDiagramWorkbenchPart) part;
    DiagramEditPart diagramEditPart = workbenchPart.getDiagramEditPart();
    ICommand command = null;
    String actionId = cntxt.getActionId();
    if (actionId.equals(GlobalActionId.COPY)) {
        command = getCopyCommand(cntxt, workbenchPart, false);
        transfer(cntxt.getSelection());
        isCut = false;
        older = workbenchPart;
        orginalCopyFrom = workbenchPart;
        clonedSourceProcessItemsList = new ArrayList<BusinessItem>(((BusinessProcess) ((Diagram) diagramEditPart.getModel()).getElement()).getBusinessItems());
    } else if (actionId.equals(GlobalActionId.CUT) && cntxt.getSelection() != null) {
        saveCut(cntxt.getSelection());
        command = getCutCommand(cntxt, workbenchPart);
        transfer(cntxt.getSelection());
        isCut = true;
        older = workbenchPart;
        clonedSourceProcessItemsList = new ArrayList<BusinessItem>(((BusinessProcess) ((Diagram) diagramEditPart.getModel()).getElement()).getBusinessItems());
    } else if (actionId.equals(GlobalActionId.SAVE)) {
        if (workbenchPart instanceof IEditorPart) {
            IEditorPart editorPart = (IEditorPart) workbenchPart;
            if (editorPart.isDirty()) {
                IWorkbenchPage page = editorPart.getSite().getPage();
                page.saveEditor(editorPart, false);
            }
        }
    }
    if (actionId.equals(GlobalActionId.PASTE)) {
        // diagramPart.getDiagramGraphicalViewer().setSelection(new
        // StructuredSelection(diagramPart.getDiagramEditPart()));
        PasteViewRequest pasteReq = createPasteViewRequest();
        CommandStack cs = workbenchPart.getDiagramEditDomain().getDiagramCommandStack();
        IStructuredSelection selection = (IStructuredSelection) cntxt.getSelection();
        if (!(selection.getFirstElement() instanceof BusinessProcessEditPart)) {
            selection = new StructuredSelection(workbenchPart.getDiagramEditPart());
        }
        Object[] objects = selection.toArray();
        Collection returnValues = null;
        if (objects.length == 1) {
            Command paste = ((EditPart) objects[0]).getCommand(pasteReq);
            if (paste != null) {
                cs.execute(paste);
                workbenchPart.getDiagramEditPart().getFigure().invalidate();
                workbenchPart.getDiagramEditPart().getFigure().validate();
                returnValues = DiagramCommandStack.getReturnValues(paste);
            // selectAddedObject(diagramPart.getDiagramGraphicalViewer(), returnValues);
            }
        }
        Object elements = TemplateTransfer.getInstance().getObject();
        if (elements instanceof List) {
            List<BusinessItem> list = (List<BusinessItem>) elements;
            boolean inEditors = false;
            if (older != workbenchPart) {
                inEditors = true;
            } else if (!this.isCut && orginalCopyFrom != workbenchPart) {
                // bug 16065 fixed, by xtan. to resolve the copy(A)/parse(B)/parse(B)/parse(B)... problem.
                inEditors = true;
            }
            // always keep the last one as the current selection.
            older = workbenchPart;
            GmfPastCommand pastBusiness = new GmfPastCommand((BusinessProcess) ((Diagram) diagramEditPart.getModel()).getElement(), list, diagramEditPart, this.cutItemIds, this.isCut | inEditors);
            pastBusiness.setClonedSourceProcessItemsList(clonedSourceProcessItemsList);
            try {
                pastBusiness.execute(null, null);
            } catch (ExecutionException e) {
                ExceptionHandler.process(e);
            }
        }
        if (returnValues != null) {
            selectAddedObject(workbenchPart.getDiagramGraphicalViewer(), returnValues);
        }
        return null;
    }
    return command;
}

Example 8 with Command

use of org.eclipse.gef.commands.Command in project tdi-studio-se by Talend.

the class BusinessBaseItemSemanticEditPolicy method getSemanticCommand.

/**
     * @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 epCommand = getSemanticCommandSwitch(completedRequest);
    if (epCommand != null) {
        ICommand command = epCommand instanceof ICommandProxy ? ((ICommandProxy) epCommand).getICommand() : new CommandProxy(epCommand);
        completedRequest.setParameter(BusinessBaseEditHelper.EDIT_POLICY_COMMAND, command);
    }
    Command ehCommand = null;
    if (elementType != null) {
        ICommand command = elementType.getEditCommand(completedRequest);
        if (command != null) {
            if (!(command instanceof CompositeTransactionalCommand)) {
                TransactionalEditingDomain editingDomain = ((IGraphicalEditPart) getHost()).getEditingDomain();
                command = new CompositeTransactionalCommand(editingDomain, null).compose(command);
            }
            ehCommand = 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()));
            ehCommand = ehCommand == null ? deleteViewCommand : ehCommand.chain(deleteViewCommand);
        }
        return ehCommand;
    }
    return null;
}

Example 9 with Command

use of org.eclipse.gef.commands.Command in project tdi-studio-se by Talend.

the class BusinessExtNodeLabelHostLayoutEditPolicy method getCommand.

/**
     * @generated
     */
public Command getCommand(Request request) {
    if (REQ_MOVE_CHILDREN.equals(request.getType())) {
        ChangeBoundsRequest cbRequest = (ChangeBoundsRequest) request;
        List extLabels = getExternalLabels(cbRequest);
        if (!extLabels.isEmpty()) {
            List editParts = cbRequest.getEditParts();
            Command cmd = null;
            if (realLayoutEditPolicy != null && editParts.size() > extLabels.size()) {
                List other = new ArrayList(editParts);
                other.removeAll(extLabels);
                cbRequest.setEditParts(other);
                cmd = realLayoutEditPolicy.getCommand(request);
            }
            cbRequest.setEditParts(extLabels);
            Command extLabelsCmd = getMoveChildrenCommand(request);
            cbRequest.setEditParts(editParts);
            return cmd == null ? extLabelsCmd : cmd.chain(extLabelsCmd);
        }
    }
    if (request instanceof GroupRequest) {
        List extLabels = getExternalLabels((GroupRequest) request);
        if (!extLabels.isEmpty()) {
            return null;
        }
    }
    return realLayoutEditPolicy == null ? null : realLayoutEditPolicy.getCommand(request);
}

Example 10 with Command

use of org.eclipse.gef.commands.Command in project tdi-studio-se by Talend.

the class ListBusinessItemNameEditPart method createDefaultEditPolicies.

/**
     * @generated
     */
protected void createDefaultEditPolicies() {
    super.createDefaultEditPolicies();
    installEditPolicy(EditPolicy.DIRECT_EDIT_ROLE, new LabelDirectEditPolicy());
    installEditPolicy(EditPolicy.PRIMARY_DRAG_ROLE, new NonResizableEditPolicy() {

        protected List createSelectionHandles() {
            List handles = new ArrayList();
            NonResizableHandleKit.addMoveHandle((GraphicalEditPart) getHost(), handles);
            return handles;
        }

        public Command getCommand(Request request) {
            return null;
        }

        public boolean understandsRequest(Request request) {
            return false;
        }
    });
}