以编程方式将正在运行的应用程序发送到后台 [英] Sending a running application to background programmatically

问题描述

是否可以在Android中以编程方式将活动发送到后台?

Is it possible to send a activity into background programmatically in android?

我正在创建一个恶作剧应用程序，该应用程序将在指定时间(由用户输入)之后播放有趣的声音.而且我不希望在播放该声音时看到该应用程序，并且显示屏也应该是黑暗的.

I am creating a prank application that plays funny sounds after a specified time (input by the user). And I don't want the application to be visible when playing that sound and also the display should be dark.

推荐答案

也许可以播放来自服务的声音?

Maybe play the sound from a service instead?

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