38f872fa1f
1. Fix the error in import part 2. Remove broken code and add TODO Future CL will fix TODO and add tests Bug: 114749736 Test: Build Change-Id: I4fda0708959e299015ecb10ac17c9c2dadc6f852
325 lines
12 KiB
Java
325 lines
12 KiB
Java
/*
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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.mobilenetwork;
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import android.app.AlertDialog;
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import android.content.Context;
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import android.content.DialogInterface;
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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.Parcel;
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import android.os.Parcelable;
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import android.provider.Settings.Global;
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import android.telephony.SubscriptionInfo;
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import android.telephony.SubscriptionManager;
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import android.telephony.TelephonyManager;
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import android.util.AttributeSet;
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import android.util.Log;
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import android.view.View;
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import android.widget.Checkable;
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import androidx.preference.DialogPreference;
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import androidx.preference.PreferenceScreen;
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import androidx.preference.PreferenceViewHolder;
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import com.android.internal.logging.MetricsLogger;
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import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
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import com.android.settings.R;
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import java.util.List;
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/**
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* Customized Preference to enable / disable mobile data.
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* Basically copy of with com.android.settings.CellDataPreference.
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*/
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public class MobileDataPreference extends DialogPreference implements
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DialogInterface.OnClickListener {
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private static final boolean DBG = false;
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private static final String TAG = "MobileDataPreference";
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public int mSubId = SubscriptionManager.INVALID_SUBSCRIPTION_ID;
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public boolean mChecked;
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// Whether to show the dialog to ask switching default data subscription.
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// Should be true only when a multi-sim phone only supports data connection on a single phone,
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// and user is enabling data on the non-default phone.
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public boolean mMultiSimDialog;
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private TelephonyManager mTelephonyManager;
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private SubscriptionManager mSubscriptionManager;
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public MobileDataPreference(Context context, AttributeSet attrs) {
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super(context, attrs, com.android.internal.R.attr.switchPreferenceStyle);
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}
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// Must be called to avoid binder leakage.
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void dispose() {
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mListener.setListener(false, mSubId, getContext());
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}
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@Override
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protected void onRestoreInstanceState(Parcelable s) {
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CellDataState state = (CellDataState) s;
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super.onRestoreInstanceState(state.getSuperState());
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mTelephonyManager = TelephonyManager.from(getContext());
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mChecked = state.mChecked;
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mMultiSimDialog = state.mMultiSimDialog;
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if (mSubId == SubscriptionManager.INVALID_SUBSCRIPTION_ID) {
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mSubId = state.mSubId;
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setKey(getKey() + mSubId);
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}
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notifyChanged();
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}
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@Override
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protected Parcelable onSaveInstanceState() {
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CellDataState state = new CellDataState(super.onSaveInstanceState());
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state.mChecked = mChecked;
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state.mMultiSimDialog = mMultiSimDialog;
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state.mSubId = mSubId;
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return state;
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}
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@Override
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public void onAttached() {
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super.onAttached();
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mListener.setListener(true, mSubId, getContext());
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}
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@Override
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protected void onPrepareForRemoval() {
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mListener.setListener(false, mSubId, getContext());
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super.onPrepareForRemoval();
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}
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/**
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* Initialize this preference with subId.
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*/
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public void initialize(int subId) {
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if (subId == SubscriptionManager.INVALID_SUBSCRIPTION_ID) {
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throw new IllegalArgumentException("MobileDataPreference needs a SubscriptionInfo");
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}
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mSubscriptionManager = SubscriptionManager.from(getContext());
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mTelephonyManager = TelephonyManager.from(getContext());
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if (mSubId != subId) {
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mSubId = subId;
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setKey(getKey() + subId);
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}
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updateChecked();
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}
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private void updateChecked() {
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setChecked(mTelephonyManager.getDataEnabled(mSubId));
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}
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@Override
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public void performClick() {
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if (!isEnabled() || !SubscriptionManager.isValidSubscriptionId(mSubId)) {
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return;
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}
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final SubscriptionInfo currentSir = mSubscriptionManager.getActiveSubscriptionInfo(
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mSubId);
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final SubscriptionInfo nextSir = mSubscriptionManager.getDefaultDataSubscriptionInfo();
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final boolean isMultiSim = (mTelephonyManager.getSimCount() > 1);
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final boolean isMultipleDataOnCapable =
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(mTelephonyManager.getNumberOfModemsWithSimultaneousDataConnections() > 1);
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final boolean isDefaultDataSubscription = (nextSir != null && currentSir != null
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&& currentSir.getSubscriptionId() == nextSir.getSubscriptionId());
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if (mChecked) {
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if (!isMultiSim) {
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// disabling data; show confirmation dialog which eventually
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// calls setMobileDataEnabled() once user confirms.
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mMultiSimDialog = false;
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super.performClick();
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} else {
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// Don't show any dialog.
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setMobileDataEnabled(false /* enabled */, false /* disableOtherSubscriptions */);
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}
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} else {
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if (isMultiSim && !isMultipleDataOnCapable && !isDefaultDataSubscription) {
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// enabling data and setting to default; show confirmation dialog which eventually
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// calls setMobileDataEnabled() once user confirms.
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mMultiSimDialog = true;
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super.performClick();
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} else {
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// Don't show any dialog.
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setMobileDataEnabled(true /* enabled */, false /* disableOtherSubscriptions */);
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}
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}
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}
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private void setMobileDataEnabled(boolean enabled, boolean disableOtherSubscriptions) {
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if (DBG) Log.d(TAG, "setMobileDataEnabled(" + enabled + "," + mSubId + ")");
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MetricsLogger.action(getContext(), MetricsEvent.ACTION_MOBILE_NETWORK_MOBILE_DATA_TOGGLE,
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enabled);
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mTelephonyManager.setDataEnabled(mSubId, enabled);
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if (disableOtherSubscriptions) {
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disableDataForOtherSubscriptions(mSubId);
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}
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setChecked(enabled);
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}
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private void setChecked(boolean checked) {
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if (mChecked == checked) return;
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mChecked = checked;
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notifyChanged();
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}
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@Override
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public void onBindViewHolder(PreferenceViewHolder holder) {
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super.onBindViewHolder(holder);
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View checkableView = holder.findViewById(com.android.internal.R.id.switch_widget);
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checkableView.setClickable(false);
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((Checkable) checkableView).setChecked(mChecked);
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}
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//TODO(b/114749736): move it to preference controller
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protected void onPrepareDialogBuilder(AlertDialog.Builder builder) {
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if (mMultiSimDialog) {
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showMultiSimDialog(builder);
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} else {
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showDisableDialog(builder);
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}
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}
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private void showDisableDialog(AlertDialog.Builder builder) {
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builder.setTitle(null)
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.setMessage(R.string.data_usage_disable_mobile)
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.setPositiveButton(android.R.string.ok, this)
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.setNegativeButton(android.R.string.cancel, null);
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}
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private void showMultiSimDialog(AlertDialog.Builder builder) {
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final SubscriptionInfo currentSir = mSubscriptionManager.getActiveSubscriptionInfo(mSubId);
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final SubscriptionInfo nextSir = mSubscriptionManager.getDefaultDataSubscriptionInfo();
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final String previousName = (nextSir == null)
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? getContext().getResources().getString(R.string.sim_selection_required_pref)
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: nextSir.getDisplayName().toString();
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builder.setTitle(R.string.sim_change_data_title);
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builder.setMessage(getContext().getString(R.string.sim_change_data_message,
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String.valueOf(currentSir != null ? currentSir.getDisplayName() : null),
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previousName));
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builder.setPositiveButton(android.R.string.ok, this);
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builder.setNegativeButton(R.string.cancel, null);
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}
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private void disableDataForOtherSubscriptions(int subId) {
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List<SubscriptionInfo> subInfoList = mSubscriptionManager.getActiveSubscriptionInfoList();
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if (subInfoList != null) {
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for (SubscriptionInfo subInfo : subInfoList) {
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if (subInfo.getSubscriptionId() != subId) {
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mTelephonyManager.setDataEnabled(subInfo.getSubscriptionId(), false);
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}
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}
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}
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}
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@Override
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public void onClick(DialogInterface dialog, int which) {
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if (which != DialogInterface.BUTTON_POSITIVE) {
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return;
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}
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if (mMultiSimDialog) {
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mSubscriptionManager.setDefaultDataSubId(mSubId);
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setMobileDataEnabled(true /* enabled */, true /* disableOtherSubscriptions */);
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} else {
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// TODO: extend to modify policy enabled flag.
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setMobileDataEnabled(false /* enabled */, false /* disableOtherSubscriptions */);
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}
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}
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private final DataStateListener mListener = new DataStateListener() {
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@Override
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public void onChange(boolean selfChange) {
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updateChecked();
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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 abstract static class DataStateListener extends ContentObserver {
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public DataStateListener() {
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super(new Handler(Looper.getMainLooper()));
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}
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/**
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* Set / Unset data state listening, specifying subId.
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*/
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public void setListener(boolean listening, int subId, Context context) {
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if (listening) {
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Uri uri = Global.getUriFor(Global.MOBILE_DATA);
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if (TelephonyManager.getDefault().getSimCount() != 1) {
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uri = Global.getUriFor(Global.MOBILE_DATA + subId);
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}
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context.getContentResolver().registerContentObserver(uri, false, this);
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} else {
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context.getContentResolver().unregisterContentObserver(this);
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}
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}
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}
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/**
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* Class that represents state of mobile data state.
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* Used by onSaveInstanceState and onRestoreInstanceState.
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*/
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public static class CellDataState extends BaseSavedState {
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public int mSubId;
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public boolean mChecked;
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public boolean mMultiSimDialog;
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public CellDataState(Parcelable base) {
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super(base);
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}
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public CellDataState(Parcel source) {
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super(source);
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mChecked = source.readByte() != 0;
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mMultiSimDialog = source.readByte() != 0;
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mSubId = source.readInt();
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}
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@Override
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public void writeToParcel(Parcel dest, int flags) {
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super.writeToParcel(dest, flags);
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dest.writeByte((byte) (mChecked ? 1 : 0));
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dest.writeByte((byte) (mMultiSimDialog ? 1 : 0));
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dest.writeInt(mSubId);
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}
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public static final Creator<CellDataState> CREATOR = new Creator<CellDataState>() {
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@Override
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public CellDataState createFromParcel(Parcel source) {
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return new CellDataState(source);
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}
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@Override
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public CellDataState[] newArray(int size) {
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return new CellDataState[size];
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}
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};
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}
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}
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