TelephonyManager tm = (TelephonyManager)getSystemService(TELEPHONY_SERVICE);
tm.listen(mPhoneListener, PhoneStateListener.LISTEN_CALL_STATE);
and…
private PhoneStateListener mPhoneListener = new PhoneStateListener()
{
public void onCallStateChanged(int state, String incomingNumber)
{
try {
switch (state)
{
case TelephonyManager.CALL_STATE_RINGING:
...
break;
case TelephonyManager.CALL_STATE_OFFHOOK:
...
break;
case TelephonyManager.CALL_STATE_IDLE:
...
break;
default:
Log.d(TAG, "Unknown phone state=" + state);
}
} catch (RemoteException e) {}
}
};
In many applications, the next stage is to do something based on an incoming telephone number. The number is given by the String incomingNumber parameter shown above.
Also don’t forget the following in your manifest…
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