“沉浸式模式”是提高“隐藏全屏”和“隐藏导航栏”的模式，通过让用户刷卡进出酒吧一个新的UI模式。此示例演示了如何启用和禁用程序身临其境的模式。- Immersive Mode is a new UI mode which improves hide full screen and hide nav bar modes, by letting users swipe the bars in and out. This sample demonstrates how to enable a