0ba2b2bd83
Apparently the wifi config can sometimes come back as null initially when the device auto-connects to a network. This CL simply makes the controller resilient to that so that it doesn't crash the app. Test: robotests Bug: 73076869 Change-Id: I99098f35df9cd902f5f244a872cce9b71c17c224
89 lines
3.4 KiB
Java
89 lines
3.4 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.wifi.details;
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import android.app.backup.BackupManager;
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import android.content.Context;
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import android.net.wifi.WifiConfiguration;
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import android.net.wifi.WifiManager;
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import android.provider.Settings;
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import android.support.annotation.VisibleForTesting;
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import android.support.v14.preference.SwitchPreference;
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import android.support.v7.preference.DropDownPreference;
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import android.support.v7.preference.Preference;
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import android.support.v7.preference.PreferenceScreen;
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import android.text.TextUtils;
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import com.android.settings.core.BasePreferenceController;
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import com.android.settings.core.PreferenceControllerMixin;
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import com.android.settingslib.core.AbstractPreferenceController;
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/**
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* {@link AbstractPreferenceController} that controls whether the wifi network is metered or not
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*/
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public class WifiMeteredPreferenceController extends BasePreferenceController implements
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Preference.OnPreferenceChangeListener {
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private static final String KEY_WIFI_METERED = "metered";
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private WifiConfiguration mWifiConfiguration;
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private WifiManager mWifiManager;
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public WifiMeteredPreferenceController(Context context, WifiConfiguration wifiConfiguration) {
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super(context, KEY_WIFI_METERED);
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mWifiConfiguration = wifiConfiguration;
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mWifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
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}
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@Override
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public void updateState(Preference preference) {
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final DropDownPreference dropDownPreference = (DropDownPreference) preference;
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final int meteredOverride = getMeteredOverride();
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dropDownPreference.setValue(Integer.toString(meteredOverride));
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updateSummary(dropDownPreference, meteredOverride);
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}
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@Override
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public int getAvailabilityStatus() {
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return AVAILABLE;
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}
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@Override
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public boolean onPreferenceChange(Preference preference, Object newValue) {
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if (mWifiConfiguration != null) {
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mWifiConfiguration.meteredOverride = Integer.parseInt((String) newValue);
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}
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mWifiManager.updateNetwork(mWifiConfiguration);
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// Stage the backup of the SettingsProvider package which backs this up
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BackupManager.dataChanged("com.android.providers.settings");
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updateSummary((DropDownPreference) preference, getMeteredOverride());
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return true;
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}
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@VisibleForTesting
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int getMeteredOverride() {
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if (mWifiConfiguration != null) {
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// Wrap the meteredOverride since robolectric cannot recognize it
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return mWifiConfiguration.meteredOverride;
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}
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return WifiConfiguration.METERED_OVERRIDE_NONE;
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}
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private void updateSummary(DropDownPreference preference, int meteredOverride) {
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preference.setSummary(preference.getEntries()[meteredOverride]);
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}
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}
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