Add "Mobile data" and "Data usage" into Mobile network setting UI.
Bug: 62201918
Test: Manual
Change-Id: I8108c4910d57fa33df371b086b99a7ea2fa83bc3
diff --git a/src/com/android/phone/MobileDataPreference.java b/src/com/android/phone/MobileDataPreference.java
new file mode 100644
index 0000000..e1d0528
--- /dev/null
+++ b/src/com/android/phone/MobileDataPreference.java
@@ -0,0 +1,304 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.phone;
+
+import android.app.AlertDialog;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.database.ContentObserver;
+import android.net.Uri;
+import android.os.Handler;
+import android.os.Looper;
+import android.os.Parcel;
+import android.os.Parcelable;
+import android.preference.DialogPreference;
+import android.preference.PreferenceScreen;
+import android.provider.Settings.Global;
+import android.telephony.SubscriptionInfo;
+import android.telephony.SubscriptionManager;
+import android.telephony.TelephonyManager;
+import android.util.AttributeSet;
+import android.util.Log;
+import android.view.View;
+import android.widget.Checkable;
+
+import java.util.List;
+
+/**
+ * Customized Preference to enable / disable mobile data.
+ * Basically copy of with com.android.settings.CellDataPreference.
+ */
+public class MobileDataPreference extends DialogPreference {
+
+ private static final boolean DBG = false;
+ private static final String TAG = "MobileDataPreference";
+
+ public int mSubId = SubscriptionManager.INVALID_SUBSCRIPTION_ID;
+ public boolean mChecked;
+ public boolean mMultiSimDialog;
+ private TelephonyManager mTelephonyManager;
+ private SubscriptionManager mSubscriptionManager;
+
+ public MobileDataPreference(Context context, AttributeSet attrs) {
+ super(context, attrs, com.android.internal.R.attr.switchPreferenceStyle);
+ }
+
+ @Override
+ protected void onRestoreInstanceState(Parcelable s) {
+ CellDataState state = (CellDataState) s;
+ super.onRestoreInstanceState(state.getSuperState());
+ mTelephonyManager = TelephonyManager.from(getContext());
+ mChecked = state.mChecked;
+ mMultiSimDialog = state.mMultiSimDialog;
+ if (mSubId == SubscriptionManager.INVALID_SUBSCRIPTION_ID) {
+ mSubId = state.mSubId;
+ setKey(getKey() + mSubId);
+ }
+ notifyChanged();
+ }
+
+ @Override
+ protected Parcelable onSaveInstanceState() {
+ CellDataState state = new CellDataState(super.onSaveInstanceState());
+ state.mChecked = mChecked;
+ state.mMultiSimDialog = mMultiSimDialog;
+ state.mSubId = mSubId;
+ return state;
+ }
+
+ @Override
+ protected void onAttachedToActivity() {
+ super.onAttachedToActivity();
+ mListener.setListener(true, mSubId, getContext());
+ }
+
+ @Override
+ protected void onPrepareForRemoval() {
+ mListener.setListener(false, mSubId, getContext());
+ super.onPrepareForRemoval();
+ }
+
+ /**
+ * Initialize this preference with subId.
+ */
+ public void initialize(int subId) {
+ if (subId == SubscriptionManager.INVALID_SUBSCRIPTION_ID) {
+ throw new IllegalArgumentException("MobileDataPreference needs a SubscriptionInfo");
+ }
+ mSubscriptionManager = SubscriptionManager.from(getContext());
+ mTelephonyManager = TelephonyManager.from(getContext());
+ if (mSubId != subId) {
+ mSubId = subId;
+ setKey(getKey() + subId);
+ }
+ updateChecked();
+ }
+
+ private void updateChecked() {
+ setChecked(mTelephonyManager.getDataEnabled(mSubId));
+ }
+
+ @Override
+ public void performClick(PreferenceScreen preferenceScreen) {
+ final SubscriptionInfo currentSir = mSubscriptionManager.getActiveSubscriptionInfo(
+ mSubId);
+ final SubscriptionInfo nextSir = mSubscriptionManager.getDefaultDataSubscriptionInfo();
+ boolean isMultiSim = (mTelephonyManager.getSimCount() > 1);
+ if (mChecked) {
+ // If the device is single SIM or is enabling data on the active data SIM then forgo
+ // the pop-up.
+ if (isMultiSim || (nextSir != null && currentSir != null
+ && currentSir.getSubscriptionId() == nextSir.getSubscriptionId())) {
+ setMobileDataEnabled(false);
+ if (nextSir != null && currentSir != null
+ && currentSir.getSubscriptionId() == nextSir.getSubscriptionId()) {
+ disableDataForOtherSubscriptions(mSubId);
+ }
+ return;
+ }
+ // disabling data; show confirmation dialog which eventually
+ // calls setMobileDataEnabled() once user confirms.
+ mMultiSimDialog = false;
+ super.performClick(preferenceScreen);
+ } else {
+ // If we are showing the Sim Card tile then we are a Multi-Sim device.
+ if (isMultiSim) {
+ mMultiSimDialog = true;
+ if (nextSir != null && currentSir != null
+ && currentSir.getSubscriptionId() == nextSir.getSubscriptionId()) {
+ setMobileDataEnabled(true);
+ disableDataForOtherSubscriptions(mSubId);
+ return;
+ }
+ super.performClick(preferenceScreen);
+ } else {
+ setMobileDataEnabled(true);
+ }
+ }
+ }
+
+ private void setMobileDataEnabled(boolean enabled) {
+ if (DBG) Log.d(TAG, "setMobileDataEnabled(" + enabled + "," + mSubId + ")");
+ mTelephonyManager.setDataEnabled(mSubId, enabled);
+ setChecked(enabled);
+ }
+
+ private void setChecked(boolean checked) {
+ if (mChecked == checked) return;
+ mChecked = checked;
+ notifyChanged();
+ }
+
+ @Override
+ protected void onBindView(View view) {
+ super.onBindView(view);
+ View checkableView = view.findViewById(com.android.internal.R.id.switch_widget);
+ checkableView.setClickable(false);
+ ((Checkable) checkableView).setChecked(mChecked);
+ }
+
+ @Override
+ protected void onPrepareDialogBuilder(AlertDialog.Builder builder) {
+ if (mMultiSimDialog) {
+ showMultiSimDialog(builder);
+ } else {
+ showDisableDialog(builder);
+ }
+ }
+
+ private void showDisableDialog(AlertDialog.Builder builder) {
+ builder.setTitle(null)
+ .setMessage(R.string.data_usage_disable_mobile)
+ .setPositiveButton(android.R.string.ok, this)
+ .setNegativeButton(android.R.string.cancel, null);
+ }
+
+ private void showMultiSimDialog(AlertDialog.Builder builder) {
+ final SubscriptionInfo currentSir = mSubscriptionManager.getActiveSubscriptionInfo(mSubId);
+ final SubscriptionInfo nextSir = mSubscriptionManager.getDefaultDataSubscriptionInfo();
+
+ final String previousName = (nextSir == null)
+ ? getContext().getResources().getString(R.string.sim_selection_required_pref)
+ : nextSir.getDisplayName().toString();
+
+ builder.setTitle(R.string.sim_change_data_title);
+ builder.setMessage(getContext().getString(R.string.sim_change_data_message,
+ String.valueOf(currentSir != null ? currentSir.getDisplayName() : null),
+ previousName));
+
+ builder.setPositiveButton(R.string.ok, this);
+ builder.setNegativeButton(R.string.cancel, null);
+ }
+
+ private void disableDataForOtherSubscriptions(int subId) {
+ List<SubscriptionInfo> subInfoList = mSubscriptionManager.getActiveSubscriptionInfoList();
+ if (subInfoList != null) {
+ for (SubscriptionInfo subInfo : subInfoList) {
+ if (subInfo.getSubscriptionId() != subId) {
+ mTelephonyManager.setDataEnabled(subInfo.getSubscriptionId(), false);
+ }
+ }
+ }
+ }
+
+ @Override
+ public void onClick(DialogInterface dialog, int which) {
+ if (which != DialogInterface.BUTTON_POSITIVE) {
+ return;
+ }
+ if (mMultiSimDialog) {
+ mSubscriptionManager.setDefaultDataSubId(mSubId);
+ setMobileDataEnabled(true);
+ disableDataForOtherSubscriptions(mSubId);
+ } else {
+ // TODO: extend to modify policy enabled flag.
+ setMobileDataEnabled(false);
+ }
+ }
+
+ private final DataStateListener mListener = new DataStateListener() {
+ @Override
+ public void onChange(boolean selfChange) {
+ updateChecked();
+ }
+ };
+
+ /**
+ * Listener that listens mobile data state change.
+ */
+ public abstract static class DataStateListener extends ContentObserver {
+ public DataStateListener() {
+ super(new Handler(Looper.getMainLooper()));
+ }
+
+ /**
+ * Set / Unset data state listening, specifying subId.
+ */
+ public void setListener(boolean listening, int subId, Context context) {
+ if (listening) {
+ Uri uri = Global.getUriFor(Global.MOBILE_DATA);
+ if (TelephonyManager.getDefault().getSimCount() != 1) {
+ uri = Global.getUriFor(Global.MOBILE_DATA + subId);
+ }
+ context.getContentResolver().registerContentObserver(uri, false, this);
+ } else {
+ context.getContentResolver().unregisterContentObserver(this);
+ }
+ }
+ }
+
+ /**
+ * Class that represents state of mobile data state.
+ * Used by onSaveInstanceState and onRestoreInstanceState.
+ */
+ public static class CellDataState extends BaseSavedState {
+ public int mSubId;
+ public boolean mChecked;
+ public boolean mMultiSimDialog;
+
+ public CellDataState(Parcelable base) {
+ super(base);
+ }
+
+ public CellDataState(Parcel source) {
+ super(source);
+ mChecked = source.readByte() != 0;
+ mMultiSimDialog = source.readByte() != 0;
+ mSubId = source.readInt();
+ }
+
+ @Override
+ public void writeToParcel(Parcel dest, int flags) {
+ super.writeToParcel(dest, flags);
+ dest.writeByte((byte) (mChecked ? 1 : 0));
+ dest.writeByte((byte) (mMultiSimDialog ? 1 : 0));
+ dest.writeInt(mSubId);
+ }
+
+ public static final Creator<CellDataState> CREATOR = new Creator<CellDataState>() {
+ @Override
+ public CellDataState createFromParcel(Parcel source) {
+ return new CellDataState(source);
+ }
+
+ @Override
+ public CellDataState[] newArray(int size) {
+ return new CellDataState[size];
+ }
+ };
+ }
+}