SWT(JFace)体验之ViewForm的使用

package swt_jface.demo9;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.ViewForm;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
public class ViewFormExample {

Display display = new Display();
Shell shell = new Shell(display);
public ViewFormExample() {
shell.setLayout(new FillLayout());

final ViewForm viewForm = new ViewForm(shell, SWT.BORDER);
Label label = new Label(viewForm, SWT.NULL);
label.setText("Top center");

viewForm.setTopCenter(label);
shell.setSize(400, 200);
shell.open();

while (!shell.isDisposed()) {
if (!display.readAndDispatch()) {
display.sleep();
}
}
display.dispose();
}
public static void main(String[] args) {
new ViewFormExample();
}
}