| classMainActivity : AppCompatActivity() { val connect = object :ServiceConnection{ override fun onServiceConnected(name: ComponentName?, service: IBinder?) { val reply = Parcel.obtain() val sendData = Parcel.obtain() service?.transact(GET_ASH_MEMORY, sendData, reply, 0)//传输信号GET_ASH_MEMORY val pfd = reply.readParcelable<ParcelFileDescriptor>(javaClass.classLoader) val descriptor = pfd?.fileDescriptor//拿到fd val size = reply.readInt()//拿到长度 val input = FileInputStream(descriptor) val bytes = input.readBytes() val message = String(bytes, 0, size, Charsets.UTF_8)//生成string Toast.makeText(this@MainActivity,message,Toast.LENGTH_SHORT).show() } override fun onServiceDisconnected(name: ComponentName?) { } } override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) setContentView(R.layout.activity_main) findViewById<TextView>(R.id.intent).setOnClickListener { //启动服务 bindService(Intent(this,MyService::class.java),connect, Context.BIND_AUTO_CREATE) |
