label.setText("GWT Runtimes:");
label.setLayoutData(new GridData(SWT.FILL, SWT.NONE, true, false, 2, 1));
tableViewer = CheckboxTableViewer.newCheckList(composite, SWT.BORDER | SWT.SINGLE);
tableViewer.setContentProvider(new ArrayContentProvider());
tableViewer.setLabelProvider(new GwtLabelProvider());
tableViewer.setInput(runtimes);
GridData layoutData = new GridData(SWT.FILL, SWT.NONE, true, false, 1, 4);
layoutData.heightHint = 100;
tableViewer.getTable().setLayoutData(layoutData);