親フォルダ
import org.eclipse.jface.window.ApplicationWindow;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.ScrolledComposite;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.forms.widgets.FormToolkit;

public class Form extends ApplicationWindow {
	private Text[] text = new Text[30];
	private final FormToolkit formToolkit = new FormToolkit(Display.getDefault());
	private Text text_1;
	private Composite composite;

	public Form() {
		super(null);
		createActions();
	}

	@Override
	protected Control createContents(Composite parent) {
		Composite container = new Composite(parent, SWT.NONE);
		{
			ScrolledComposite scrolledComposite = new ScrolledComposite(container, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);
			scrolledComposite.setBounds(0, 0, 776, 498);
			formToolkit.adapt(scrolledComposite);
			formToolkit.paintBordersFor(scrolledComposite);
			scrolledComposite.setExpandHorizontal(true);
			scrolledComposite.setExpandVertical(true);
			{
				composite = new Composite(scrolledComposite, SWT.NONE);
				formToolkit.adapt(composite);
				formToolkit.paintBordersFor(composite);
				{
					for( int i = 0; i < 30; i++ ) {
						text[i] = new Text(composite, SWT.BORDER);
						text[i].setBounds(86, 10 + i*30, 338, 21);
						formToolkit.adapt(text[i], true, true);
					}
				}
			}
			scrolledComposite.setContent(composite);
			scrolledComposite.setMinSize(composite.computeSize(SWT.DEFAULT, SWT.DEFAULT));
		}

		return container;
	}

	private void createActions() {
		// Create the actions
	}

	public static void main(String args[]) {
		try {
			Form window = new Form();
			window.setBlockOnOpen(true);
			window.open();
			Display.getCurrent().dispose();
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

	@Override
	protected void configureShell(Shell newShell) {
		super.configureShell(newShell);
		newShell.setText("New Application");
	}

	@Override
	protected Point getInitialSize() {
		return new Point(792, 551);
	}
}