Bug 150626 [Import/Export] Create working sets when importing several projects.
Hi, During import of team project sets, it is possible to define a new working set. A similar option should be available for importing already existing projects from a local filesystems or archives.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/wizards/datatransfer/ExternalProjectImportWizard.java
* Method declared on IWizard.
     */
    public void addPages() {
        super.addPages();
        mainPage = new WizardProjectsImportPage("wizardExternalProjectsPage",initialPath); 
        addPage(mainPage);
    }
    /* (non-Javadoc)
     * Method declared on IWorkbenchWizard.
     */
    public void init(IWorkbench workbench, IStructuredSelection currentSelection) {
        setWindowTitle(DataTransferMessages.DataTransfer_importTitle);
        setDefaultPageImageDescriptor(
				IDEWorkbenchPlugin.getIDEImageDescriptor("wizban/importproj_wiz.png")); 
    }
    /* (non-Javadoc)
     * Method declared on IWizard.
     */
    public boolean performCancel() {
    	mainPage.performCancel();
        return true;
    }
    /* (non-Javadoc)
     * Method declared on IWizard.
     */
    public boolean performFinish() {
        return mainPage.createProjects();
    }
}