Android : Open Activity after reject Received call android

I have open incoming call screen dynamically. Now i want to open activity at the time of Reject Received Incoming call. Means when i cut the received call.

---

I have confuse. My code is here.

Unlock_hud(code of the receive call)

public void onClick(View arg0) {
    switch (arg0.getId()) {
    case R.id.receive1:
        acceptCall();
        wm2.removeView(myview);
        //ChangeView();
        break;
    case R.id.reject12:
        Log.d("main", "ending call by 1st reject");
        Handler ha = new Handler();
        ha.postDelayed(new Runnable() {

            @Override
            public void run() {
                endcall();
                stopSelf();
            }
        }, 500);
        CheckMissCall.isReject = true;
        break;

phoneStateListner

switch (state) {
    case TelephonyManager.CALL_STATE_IDLE:
        Log.v("idle state", "CALL_STATE_IDLE");
        // CALL_STATE_IDLE;


        if (ring == true && callReceived == false && CheckMissCall.isReject==true) {

            Log.v("missed call", "Missed call from : " + incomingNumber);
            if(CheckMissCall.isShown)
            {
                c.stopService(new Intent(c, Unlock_hud.class));

            }

            flag = true;
            if (prefs.getBoolean("main_state", true) )
            {
                Intent inter = new Intent(c, MissCall.class);
                inter.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
                inter.putExtra("CellNumber", incomingNumber);
                c.startActivity(inter);
            }

        }


        break;
    case TelephonyManager.CALL_STATE_OFFHOOK:
        // CALL_STATE_OFFHOOK;
        callReceived = true;
        Log.v("call received", "CALL_STATE_OFFHOOK  " + incomingNumber);



        break;
    case TelephonyManager.CALL_STATE_RINGING:
        ring = true;
        // CALL_STATE_RINGING
        Log.v("call ringing", "CALL_STATE_RINGING  " + incomingNumber);
        Log.d("flags", "flags: " + flag);
        if (flag) {

            //cut = true;
            //flag = false;
            CheckMissCall call = new CheckMissCall(c);
            call.setName(incomingNumber);
            call.setNumber4Sms(incomingNumber);
            call.setContactPhoto();

            Log.d("main", "state ringing");
            prefs = PreferenceManager.getDefaultSharedPreferences(c);

            if (!prefs.getBoolean("main_state", false)) {

                return;
            }

        /*  if (!isScreenOn && CheckMissCall.isRunning) {

                return;
            }*/

            if (CheckMissCall.isRunning) {

                return;
            }
            else {
                Log.d("main", "EEEEEEEEEEEEEEEE:  Unlock hud");
                Intent in = new Intent(c, Unlock_hud.class);
                in.setFlags(Intent.FLAG_ACTIVITY_PREVIOUS_IS_TOP);
                c.startService(in);

                // c.stopService(new Intent(c, Unlock_hud.class));
            }
        }
        break;