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Commit c5a8073d authored by Suresh Koleti's avatar Suresh Koleti Committed by Gerrit - the friendly Code Review server
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IMS: Gray out Wifi calling settings during call 

- Gray out WiFi calling settings when call is in progress on any
  subscription.
- Listen for call state changed on both the subscriptions to
  support multi sim use cases

Change-Id: I61d33b817aa2826a99f154a0e551016cfe8f5975
CRs-Fixed: 1053896
parent 0dec0be8

src/com/android/settings/WifiCallingSettings.java

+77 −23
Original line number Diff line number Diff line
@@ -29,6 +29,8 @@ import android.support.v7.preference.Preference; 
import android.support.v7.preference.PreferenceScreen;

import android.telephony.CarrierConfigManager;

import android.telephony.PhoneStateListener;

import android.telephony.SubscriptionInfo;

import android.telephony.SubscriptionManager;

import android.telephony.TelephonyManager;

import android.util.Log;

import android.widget.Switch;
@@ -60,16 +62,31 @@ public class WifiCallingSettings extends SettingsPreferenceFragment 
    private ListPreference mButtonWfcMode;

    private TextView mEmptyView;



    private int[] mCallState = null;

    private PhoneStateListener[] mPhoneStateListener = null;

    private int mPhoneCount;

    private boolean mValidListener = false;

    private boolean mEditableWfcMode = true;



    private final PhoneStateListener mPhoneStateListener = new PhoneStateListener() {

    private void initPhoneStateListeners(int phoneId) {

        SubscriptionManager subMgr = SubscriptionManager.from(getActivity());

        final SubscriptionInfo subInfo = subMgr.getActiveSubscriptionInfoForSimSlotIndex(phoneId);



        if (subInfo == null) {

            Log.e(TAG, "initPhoneStateListeners subInfo : " + subInfo +

                    " for phone Id: " + phoneId);

            return;

        }



        int subId = subInfo.getSubscriptionId();

        final int i = phoneId;

        /*

         * Enable/disable controls when in/out of a call and depending on

         * TTY mode and TTY support over VoLTE.

         * @see android.telephony.PhoneStateListener#onCallStateChanged(int,

         * java.lang.String)

         */

        mPhoneStateListener[phoneId]  = new PhoneStateListener(subId) {

            @Override

            public void onCallStateChanged(int state, String incomingNumber) {

                final SettingsActivity activity = (SettingsActivity) getActivity();
@@ -79,16 +96,16 @@ public class WifiCallingSettings extends SettingsPreferenceFragment 
                boolean isWfcEnabled = switchBar.getSwitch().isChecked()

                        && isNonTtyOrTtyOnVolteEnabled;



            switchBar.setEnabled((state == TelephonyManager.CALL_STATE_IDLE)

                    && isNonTtyOrTtyOnVolteEnabled);

                mCallState[i] = state;

                switchBar.setEnabled(isCallStateIdle() && isNonTtyOrTtyOnVolteEnabled);



                Preference pref = getPreferenceScreen().findPreference(BUTTON_WFC_MODE);

                if (pref != null) {

                pref.setEnabled(isWfcEnabled

                        && (state == TelephonyManager.CALL_STATE_IDLE));

                    pref.setEnabled(isWfcEnabled && isCallStateIdle());

                }

            }

        };

    }



    @Override

    public void onActivityCreated(Bundle savedInstanceState) {
@@ -182,6 +199,10 @@ public class WifiCallingSettings extends SettingsPreferenceFragment 
            mButtonWfcMode.setEntries(R.array.wifi_calling_mode_choices_without_wifi_only);

            mButtonWfcMode.setEntryValues(R.array.wifi_calling_mode_values_without_wifi_only);

        }



        mPhoneCount = TelephonyManager.getDefault().getPhoneCount();

        mPhoneStateListener = new PhoneStateListener[mPhoneCount];

        mCallState = new int[mPhoneCount];

    }



    @Override
@@ -191,8 +212,7 @@ public class WifiCallingSettings extends SettingsPreferenceFragment 
        final Context context = getActivity();



        if (ImsManager.isWfcEnabledByPlatform(context)) {

            TelephonyManager tm = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);

            tm.listen(mPhoneStateListener, PhoneStateListener.LISTEN_CALL_STATE);

            registerPhoneStateListeners(context);



            mSwitchBar.addOnSwitchChangeListener(this);
@@ -224,8 +244,7 @@ public class WifiCallingSettings extends SettingsPreferenceFragment 
        if (mValidListener) {

            mValidListener = false;



            TelephonyManager tm = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);

            tm.listen(mPhoneStateListener, PhoneStateListener.LISTEN_NONE);

            unRegisterPhoneStateListeners(context);



            mSwitchBar.removeOnSwitchChangeListener(this);

        }
@@ -233,6 +252,30 @@ public class WifiCallingSettings extends SettingsPreferenceFragment 
        context.unregisterReceiver(mIntentReceiver);

    }



    private void registerPhoneStateListeners(Context context) {

        TelephonyManager tm =

                (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);

        for (int i = 0; i < mPhoneCount; i++) {

            initPhoneStateListeners(i);

            if (mPhoneStateListener[i] != null) {

                Log.d(TAG, "Register for call state change for phone Id: " + i);

                tm.listen(mPhoneStateListener[i], PhoneStateListener.LISTEN_CALL_STATE);

            }

        }

    }



    private void unRegisterPhoneStateListeners(Context context) {

        TelephonyManager tm =

               (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);

        for (int i = 0; i < mPhoneCount; i++) {

            if (mPhoneStateListener[i] != null) {

                Log.d(TAG, "unRegister for call state change for phone Id: " + i);

                tm.listen(mPhoneStateListener[i], PhoneStateListener.LISTEN_NONE);

                mPhoneStateListener[i] = null;

            }

        }

    }



    /**

     * Listens to the state change of the switch.

     */
@@ -299,4 +342,15 @@ public class WifiCallingSettings extends SettingsPreferenceFragment 
        }

        return resId;

    }



    private boolean isCallStateIdle() {

        boolean callStateIdle = true;

        for (int i = 0; i < mCallState.length; i++) {

            if (TelephonyManager.CALL_STATE_IDLE != mCallState[i]) {

                callStateIdle = false;

            }

        }

        Log.d(TAG, "isCallStateIdle " + callStateIdle);

        return callStateIdle;

    }

}