Display display = Display.getDefault();
Shell shell = new Shell(display, SWT.SHELL_TRIM);
shell.setLayout(new FillLayout());
SashForm sf = new SashForm(shell, SWT.VERTICAL);
sf.SASH_WIDTH = 10;
sf.setLayout(new FillLayout());
new Composite(sf, SWT.BORDER);
new Composite(sf, SWT.BORDER);
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) {
display.sleep();
}
}