import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.MessageBox;
import org.eclipse.swt.widgets.Shell;
public class ShellClosePrevent {
public static void main(String[] args) {
Display display = new Display();
final Shell shell = new Shell(display);
shell.addListener(SWT.Close, new Listener() {
public void handleEvent(Event event) {
int style = SWT.APPLICATION_MODAL | SWT.YES | SWT.NO;
MessageBox messageBox = new MessageBox (shell, style);
messageBox.setText ("Information");
messageBox.setMessage ("Close the shell?");
event.doit = messageBox.open () == SWT.YES;
}
});
shell.pack();
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch())
display.sleep();
}
display.dispose();
}
}