import
android.bluetooth.BluetoothAdapter
import
android.os.Bundle
import
android.widget.Button
import
android.widget.TextView
import
androidx.appcompat.app.AppCompatActivity
class
MainActivity : AppCompatActivity() {
override fun onCreate(savedInstanceState: Bundle?) {
super
.onCreate(savedInstanceState)
setContentView(R.layout.activity_main)
val btnBt = findViewById<Button>(R.id.BtBtn)
val tvBt = findViewById<TextView>(R.id.BtTv)
val mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter()
btnBt.setOnClickListener {
if
(mBluetoothAdapter.isEnabled) {
mBluetoothAdapter.disable()
tvBt.text =
"Bluetooth is OFF"
}
else
{
mBluetoothAdapter.enable()
tvBt.text =
"Bluetooth is ON"
}
}
}
}