Bug 255172 [Import/Export] Warning message in the import wizard is not so helpful
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/wizards/datatransfer/WizardProjectsImportPage.java
this.directoryPathField.setLayoutData(new GridData(
				GridData.FILL_HORIZONTAL | GridData.GRAB_HORIZONTAL));
		
		browseDirectoriesButton = new Button(projectGroup, SWT.PUSH);
		browseDirectoriesButton
				.setText(DataTransferMessages.DataTransfer_browse);
		setButtonLayoutData(browseDirectoriesButton);
		
		projectFromArchiveRadio = new Button(projectGroup, SWT.RADIO);
		projectFromArchiveRadio
				.setText(DataTransferMessages.WizardProjectsImportPage_ArchiveSelectTitle);
		
		archivePathField = new Text(projectGroup, SWT.BORDER);
		archivePathField.setLayoutData(new GridData(GridData.FILL_HORIZONTAL
				| GridData.GRAB_HORIZONTAL));
		
		browseArchivesButton = new Button(projectGroup, SWT.PUSH);
		browseArchivesButton.setText(DataTransferMessages.DataTransfer_browse);
		setButtonLayoutData(browseArchivesButton);
		projectFromDirectoryRadio.setSelection(true);
		archivePathField.setEnabled(false);
		browseArchivesButton.setEnabled(false);
		browseDirectoriesButton.addSelectionListener(new SelectionAdapter() {
			/*
			 * (non-Javadoc)
			 * 
			 * @see org.eclipse.swt.events.SelectionAdapter#widgetS
			 * elected(org.eclipse.swt.events.SelectionEvent)
			 */
			public void widgetSelected(SelectionEvent e) {