1、不同Componsit间的切换。
static int pageNum = -1;
public static void main (String [] args) {
Display display = new Display ();
Shell shell = new Shell (display);
shell.setBounds (10, 10, 300, 200);
// create the composite that the pages will share
final Composite contentPanel = new Composite (shell, SWT.BORDER);
contentPanel.setBounds (100, 10, 190, 90);
final StackLayout layout = new StackLayout ();
contentPanel.setLayout (layout);
// create the first page's content
Composite page0;
page0 = new Composite (contentPanel, SWT.NONE);
page0.setLayout (new RowLayout ());
Label label = new Label (page0, SWT.NONE);
label.setText ("Label on page 1");
label.pack ();
// create the second page's content
Composite page1;
page1 = new Composite (contentPanel, SWT.NONE);
page1.setLayout (new RowLayout ());
Button button = new Button (page1, SWT.NONE);
button.setText ("Button on page 2");
button.pack ();
// create the button that will switch between the pages
Button pageButton = new Button (shell, SWT.PUSH);
pageButton.setText ("Push");
pageButton.setBounds (10, 10, 80, 25);
pageButton.addListener (SWT.Selection, new Listener () {
public void handleEvent (Event event) {
pageNum = ++pageNum % 2;
contentPanel.layout ();
}
});
layout.topControl = page0;
shell.open ();
while (!shell.isDisposed ()) {
if (!display.readAndDispatch ()) display.sleep ();
}
display.dispose ();
}