/**
     * Register the HandlerProcessingAddon programmatically, because I don't have one yet. 
     */
    private void registerHandlerProcessingAddon() {
        MAddon addon = MApplicationFactory.INSTANCE.createAddon();
        addon.setElementId("org.eclipse.e4.ui.workbench.handler.model");
        addon.setContributionURI("bundleclass://org.eclipse.e4.ui.workbench/org.eclipse.e4.ui.internal.workbench.addons.HandlerProcessingAddon");
        application.getAddons().add(addon);
    }

    /**
     * Create and register the command and the handler.
     * 
     * @return the command
     */
    private MCommand createAndRegisterCopyCommandAndHandler() {
        MCommand command = MCommandsFactory.INSTANCE.createCommand();
        command.setElementId("theCommandId");
        command.setCommandName("theCommandName");
        application.getCommands().add(command);

        MHandler handler = MCommandsFactory.INSTANCE.createHandler();
        handler.setElementId(IWorkbenchCommandConstants.EDIT_COPY);
        handler.setCommand(command);
        handler.setContributorURI("bundleclass://org.eclipse.ui.ide/org.eclipse.ui.internal.views.markers.MarkerCopyHandler");
        application.getHandlers().add(handler);
        
        return command;
    }

    private void addCopyToolItem(MCommand command) {
        MHandledToolItem toolElement = MMenuFactory.INSTANCE.createHandledToolItem();
        toolElement.setElementId("theElementToTest");
        toolElement.setIconURI("platform:/plugin/pluginName/icons/detail.png");
        toolElement.setCommand(command);
        toolElement.setVisible(true);
        toolElement.setEnabled(true);
        toolElement.setToBeRendered(true);

        MToolBar toolbar = part.getToolbar();
        toolbar.getChildren().add(toolElement);
        toolbar.setVisible(true);
        toolbar.setOnTop(true);
        toolbar.setToBeRendered(true);
    }