Refactor wifi calling and video calling
Also add a Callback for 4gLte to notify update to video calling preference controller Bug: 114749736 Test: RunSettingsRoboTests Change-Id: I0b5009733251162327f02ccfae8b10ae56b961bc
This commit is contained in:
jackqdyulei
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/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.network.telephony;
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import android.content.Context;
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import android.database.ContentObserver;
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import android.net.Uri;
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import android.os.Handler;
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import android.os.Looper;
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import android.os.PersistableBundle;
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import android.provider.Settings;
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import android.telephony.CarrierConfigManager;
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import android.telephony.PhoneStateListener;
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import android.telephony.SubscriptionManager;
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import android.telephony.TelephonyManager;
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import androidx.annotation.VisibleForTesting;
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import androidx.preference.Preference;
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import androidx.preference.PreferenceScreen;
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import androidx.preference.SwitchPreference;
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import com.android.ims.ImsManager;
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import com.android.settings.core.TogglePreferenceController;
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import com.android.settingslib.core.lifecycle.LifecycleObserver;
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import com.android.settingslib.core.lifecycle.events.OnStart;
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import com.android.settingslib.core.lifecycle.events.OnStop;
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/**
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* Preference controller for "Video Calling"
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*/
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public class VideoCallingPreferenceController extends TogglePreferenceController implements
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LifecycleObserver, OnStart, OnStop,
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Enhanced4gLtePreferenceController.On4gLteUpdateListener {
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private Preference mPreference;
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private TelephonyManager mTelephonyManager;
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private CarrierConfigManager mCarrierConfigManager;
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private PersistableBundle mCarrierConfig;
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@VisibleForTesting
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ImsManager mImsManager;
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private PhoneCallStateListener mPhoneStateListener;
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private DataContentObserver mDataContentObserver;
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private int mSubId;
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public VideoCallingPreferenceController(Context context, String key) {
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super(context, key);
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mCarrierConfigManager = context.getSystemService(CarrierConfigManager.class);
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mDataContentObserver = new DataContentObserver(new Handler(Looper.getMainLooper()));
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mPhoneStateListener = new PhoneCallStateListener(Looper.getMainLooper());
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mSubId = SubscriptionManager.INVALID_SUBSCRIPTION_ID;
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}
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@Override
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public int getAvailabilityStatus() {
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return mSubId != SubscriptionManager.INVALID_SUBSCRIPTION_ID
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&& MobileNetworkUtils.isWifiCallingEnabled(mContext,
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SubscriptionManager.getPhoneId(mSubId))
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&& isVideoCallEnabled()
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? AVAILABLE
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: CONDITIONALLY_UNAVAILABLE;
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}
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@Override
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public void displayPreference(PreferenceScreen screen) {
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super.displayPreference(screen);
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mPreference = screen.findPreference(getPreferenceKey());
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}
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@Override
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public void onStart() {
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mPhoneStateListener.register(mSubId);
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mDataContentObserver.register(mContext, mSubId);
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}
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@Override
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public void onStop() {
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mPhoneStateListener.unregister();
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mDataContentObserver.unRegister(mContext);
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}
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@Override
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public void updateState(Preference preference) {
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super.updateState(preference);
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final SwitchPreference switchPreference = (SwitchPreference) preference;
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final boolean videoCallEnabled = isVideoCallEnabled();
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switchPreference.setVisible(videoCallEnabled);
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if (videoCallEnabled) {
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final boolean is4gLteEnabled = mImsManager.isEnhanced4gLteModeSettingEnabledByUser()
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&& mImsManager.isNonTtyOrTtyOnVolteEnabled();
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preference.setEnabled(is4gLteEnabled &&
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mTelephonyManager.getCallState(mSubId) == TelephonyManager.CALL_STATE_IDLE);
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switchPreference.setChecked(is4gLteEnabled && mImsManager.isVtEnabledByUser());
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}
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}
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@Override
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public boolean setChecked(boolean isChecked) {
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mImsManager.setVtSetting(isChecked);
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return true;
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}
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@Override
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public boolean isChecked() {
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return mImsManager.isVtEnabledByUser();
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}
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public VideoCallingPreferenceController init(int subId) {
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mSubId = subId;
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mTelephonyManager = TelephonyManager.from(mContext).createForSubscriptionId(mSubId);
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mCarrierConfig = mCarrierConfigManager.getConfigForSubId(mSubId);
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if (mSubId != SubscriptionManager.INVALID_SUBSCRIPTION_ID) {
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mImsManager = ImsManager.getInstance(mContext, SubscriptionManager.getPhoneId(mSubId));
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}
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return this;
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}
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@VisibleForTesting
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boolean isVideoCallEnabled() {
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return mCarrierConfig != null && mImsManager != null
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&& mImsManager.isVtEnabledByPlatform()
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&& mImsManager.isVtProvisionedOnDevice()
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&& MobileNetworkUtils.isImsServiceStateReady(mImsManager)
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&& (mCarrierConfig.getBoolean(
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CarrierConfigManager.KEY_IGNORE_DATA_ENABLED_CHANGED_FOR_VIDEO_CALLS)
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|| mTelephonyManager.isDataEnabled());
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}
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@Override
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public void on4gLteUpdated() {
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updateState(mPreference);
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}
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private class PhoneCallStateListener extends PhoneStateListener {
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public PhoneCallStateListener(Looper looper) {
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super(looper);
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}
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@Override
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public void onCallStateChanged(int state, String incomingNumber) {
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updateState(mPreference);
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}
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public void register(int subId) {
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mSubId = subId;
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mTelephonyManager.listen(this, PhoneStateListener.LISTEN_CALL_STATE);
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}
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public void unregister() {
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mTelephonyManager.listen(this, PhoneStateListener.LISTEN_NONE);
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}
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}
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/**
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* Listener that listens mobile data state change.
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*/
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public class DataContentObserver extends ContentObserver {
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public DataContentObserver(Handler handler) {
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super(handler);
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}
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@Override
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public void onChange(boolean selfChange) {
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super.onChange(selfChange);
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updateState(mPreference);
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}
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public void register(Context context, int subId) {
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Uri uri = Settings.Global.getUriFor(Settings.Global.MOBILE_DATA);
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if (TelephonyManager.getDefault().getSimCount() != 1) {
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uri = Settings.Global.getUriFor(Settings.Global.MOBILE_DATA + subId);
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}
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context.getContentResolver().registerContentObserver(uri,
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false /* notifyForDescendants */, this /* observer */);
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}
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public void unRegister(Context context) {
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context.getContentResolver().unregisterContentObserver(this);
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}
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}
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}
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