黑莓编程 - 创建无边界弹出屏幕

Question

你知道如何在黑莓应用程序内创建无边界弹出屏幕？

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);