package Ġio . s ik ork a . android . io . detector s Ċ Ċ import Ġandroid . app . Activity Ċ import Ġandroid . bluetooth . Bluetooth Device Ċ import Ġandroid . content . Context Ċ import Ġio . reactivex . Observable Ċ Ċ interface ĠB t Scanner Ġ{ ĊĊĠ Ġfun Ġdiscover ( context : ĠContext ): ĠObservable < Bluetooth Device > ĊĊĠ Ġfun Ġbt Support (): ĠBoolean ĊĊĠ Ġfun Ġenable Bt ( activity : ĠActivity , Ġrequest Code : ĠInt ) Ċ }