How to detect incoming calls, in an Android device?

Question

I\'m trying to make an app like, when a call comes to the phone I want to detect the number. Below is what I tried, but it\'s not detecting incoming calls.

I want t

Answer 1

this may helps you and also add require permision

public class PhoneListener extends PhoneStateListener
{
    private Context context;
    public static String getincomno;

    public PhoneListener(Context c) {
        Log.i("CallRecorder", "PhoneListener constructor");
        context = c;
    }

    public void onCallStateChanged (int state, String incomingNumber)
    {

        if(!TextUtils.isEmpty(incomingNumber)){
        // here for Outgoing number make null to get incoming number
        CallBroadcastReceiver.numberToCall = null;
        getincomno = incomingNumber;
        }

        switch (state) {
        case TelephonyManager.CALL_STATE_IDLE:

            break;
        case TelephonyManager.CALL_STATE_RINGING:
            Log.d("CallRecorder", "CALL_STATE_RINGING");
            break;
        case TelephonyManager.CALL_STATE_OFFHOOK:

            break;
        }
    }
}