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我可以使用 RoleManager 来了解我的应用程序是否是默认的“来电显示和垃圾邮件应用程序”。
RoleManager roleManager = (RoleManager) context.getSystemService(Context.ROLE_SERVICE); roleManager.isRoleHeld(RoleManager.ROLE_CALL_SCREENING);
有什么方法可以知道默认的“来电显示和垃圾邮件应用程序”设置为“无”吗?