Eclipse Forms设计漂亮UI之高级组件

 ExpandableComposite ec = toolkit.createExpandableComposite(form.getBody(),       ExpandableComposite.TREE_NODE      ExpandableComposite.CLIENT_INDENT);  ec.setText("Expandable Composite title");  String ctext = "We will now create a somewhat long text so that "+  "we can use it as content for the expandable composite. "+  "Expandable composite is used to hide or show the text using the "   "toggle control";  Label client = toolkit.createLabel(ec, ctext, SWT.WRAP);  ec.setClient(client);  td = new TableWrapData();  td.colspan = 2;  ec.setLayoutData(td);  ec.addExpansionListener(new ExpansionAdapter() {   public void expansionStateChanged(ExpansionEvent e) {    form.reflow(true);   }  });

 Section section = toolkit.createSection(form.getBody(),