黑莓编程 - 创建无边框弹出屏幕

Question

你知道如何在Blackberry应用程序中创建无边界弹出屏幕吗？

Answer 1

PopupScreen popup = new PopupScreen(new VerticalFieldManager());
popup.add(new LabelField("Hello!"));
Border border = BorderFactory.createSimpleBorder(
        new XYEdges(), Border.STYLE_TRANSPARENT);
popup.setBorder(border);