public static void main(String[] args) {
	Display display = new Display();
	Shell shell = new Shell(display);
	shell.setLayout(new FillLayout());
	StyledText text = new StyledText (shell, SWT.BORDER);
	text.setText("0123456789 ABCDEFGHIJKLM NOPQRSTUVWXYZ");
	// make 0123456789 appear bold
	StyleRange style1 = new StyleRange();
	style1.start = 0;
	style1.length = 10;
	style1.fontStyle = SWT.BOLD;
	text.setStyleRange(style1);
	// make ABCDEFGHIJKLM have a red font
	StyleRange style2 = new StyleRange();
	style2.start = 11;
	style2.length = 13;
	style2.foreground = display.getSystemColor(SWT.COLOR_RED);
	text.setStyleRange(style2);
	// make NOPQRSTUVWXYZ have a blue background
	StyleRange style3 = new StyleRange();
	style3.start = 25;
	style3.length = 13;
	style3.background = display.getSystemColor(SWT.COLOR_BLUE);
	text.setStyleRange(style3);
	
	shell.pack();
	shell.open();
	while (!shell.isDisposed()) {
		if (!display.readAndDispatch())
			display.sleep();
	}
	display.dispose();
}