Examples with CreateConnectionViewRequest org.eclipse.gmf.runtime.diagram.ui.requests.CreateConnectionViewRequest used on opensource projects

Example 1 with CreateConnectionViewRequest

use of org.eclipse.gmf.runtime.diagram.ui.requests.CreateConnectionViewRequest in project tdi-studio-se by Talend.

the class BusinessProcessCanonicalEditPolicy method createConnections.

/**
     * @generated
     */
private Collection createConnections(Collection linkDescriptors) {
    if (linkDescriptors.isEmpty()) {
        return Collections.EMPTY_LIST;
    }
    List adapters = new LinkedList();
    for (Iterator linkDescriptorsIterator = linkDescriptors.iterator(); linkDescriptorsIterator.hasNext(); ) {
        final LinkDescriptor nextLinkDescriptor = (LinkDescriptor) linkDescriptorsIterator.next();
        EditPart sourceEditPart = getEditPartFor(nextLinkDescriptor.getSource());
        EditPart targetEditPart = getEditPartFor(nextLinkDescriptor.getDestination());
        if (sourceEditPart == null || targetEditPart == null) {
            continue;
        }
        CreateConnectionViewRequest.ConnectionViewDescriptor descriptor = new CreateConnectionViewRequest.ConnectionViewDescriptor(nextLinkDescriptor.getSemanticAdapter(), null, 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;
}