Eclipse Form设计指南之定制布局

public void createPartControl(Composite parent) {
　toolkit = new FormToolkit(parent.getDisplay());
　form = toolkit.createScrolledForm(parent);
　form.setText("Hello, Eclipse Forms");

　Composite body = form.getBody();
　TableWrapLayout layout = new TableWrapLayout();
　body.setLayout(layout);
　HyPerlink link = toolkit.createHyperlink(body, "Click here.", SWT.WRAP);
　link.addHyperlinkListener(new HyperlinkAdapter() {
public void linkActivated(HyperlinkEvent e) {
　System.out.println("Link activated!");
}
　});

　layout.numColumns = 2;
　link.setText
  ("This is an example of a form that is much longer and will need to wrap.");
　TableWrapData td = new TableWrapData();
　td.colspan = 2;
　link.setLayoutData(td);
　Label label = toolkit.createLabel(body, "Text field label:");
　Text text = toolkit.createText(body, "");
　td = new TableWrapData(TableWrapData.FILL_GRAB);
　text.setLayoutData(td);
　text.setData(FormToolkit.KEY_DRAW_BORDER, FormToolkit.TEXT_BORDER);
　Button button = toolkit.createButton(body,
  "An example of a checkbox in a form", SWT.CHECK);
　td = new TableWrapData();
　td.colspan = 2;
　button.setLayoutData(td);
　toolkit.paintBordersFor(body);
}