| /* |
| * Copyright (C) 2019 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.settings.wifi.details2; |
| |
| import android.app.backup.BackupManager; |
| import android.content.Context; |
| import android.net.wifi.WifiConfiguration; |
| |
| import androidx.annotation.VisibleForTesting; |
| import androidx.preference.DropDownPreference; |
| import androidx.preference.Preference; |
| import androidx.preference.PreferenceScreen; |
| |
| import com.android.settings.core.BasePreferenceController; |
| import com.android.settings.wifi.WifiDialog2; |
| import com.android.settingslib.core.AbstractPreferenceController; |
| import com.android.wifitrackerlib.WifiEntry; |
| |
| /** |
| * {@link AbstractPreferenceController} that controls whether the wifi network is metered or not |
| */ |
| public class WifiMeteredPreferenceController2 extends BasePreferenceController implements |
| Preference.OnPreferenceChangeListener, WifiDialog2.WifiDialog2Listener { |
| |
| private static final String KEY_WIFI_METERED = "metered"; |
| private WifiEntry mWifiEntry; |
| private Preference mPreference; |
| |
| public WifiMeteredPreferenceController2(Context context, WifiEntry wifiEntry) { |
| super(context, KEY_WIFI_METERED); |
| mWifiEntry = wifiEntry; |
| } |
| |
| @Override |
| public void updateState(Preference preference) { |
| final DropDownPreference dropDownPreference = (DropDownPreference) preference; |
| final int meteredOverride = getMeteredOverride(); |
| preference.setSelectable(mWifiEntry.canSetMeteredChoice()); |
| dropDownPreference.setValue(Integer.toString(meteredOverride)); |
| updateSummary(dropDownPreference, meteredOverride); |
| } |
| |
| @Override |
| public int getAvailabilityStatus() { |
| return AVAILABLE; |
| } |
| |
| @Override |
| public boolean onPreferenceChange(Preference preference, Object newValue) { |
| if (mWifiEntry.isSaved() || mWifiEntry.isSubscription()) { |
| mWifiEntry.setMeteredChoice(Integer.parseInt((String) newValue)); |
| } |
| |
| // Stage the backup of the SettingsProvider package which backs this up |
| BackupManager.dataChanged("com.android.providers.settings"); |
| updateSummary((DropDownPreference) preference, getMeteredOverride()); |
| return true; |
| } |
| |
| @VisibleForTesting |
| int getMeteredOverride() { |
| if (mWifiEntry.isSaved() || mWifiEntry.isSubscription()) { |
| // Wrap the meteredOverride since robolectric cannot recognize it |
| return mWifiEntry.getMeteredChoice(); |
| } |
| return WifiEntry.METERED_CHOICE_AUTO; |
| } |
| |
| private void updateSummary(DropDownPreference preference, int meteredOverride) { |
| preference.setSummary(preference.getEntries()[meteredOverride]); |
| } |
| |
| @Override |
| public void displayPreference(PreferenceScreen screen) { |
| super.displayPreference(screen); |
| mPreference = screen.findPreference(getPreferenceKey()); |
| } |
| |
| @Override |
| public void onSubmit(WifiDialog2 dialog) { |
| if (dialog.getController() != null && mWifiEntry.canSetMeteredChoice()) { |
| final WifiConfiguration newConfig = dialog.getController().getConfig(); |
| if (newConfig == null) { |
| return; |
| } |
| |
| if (getWifiEntryMeteredChoice(newConfig) != mWifiEntry.getMeteredChoice()) { |
| mWifiEntry.setMeteredChoice(getWifiEntryMeteredChoice(newConfig)); |
| onPreferenceChange(mPreference, String.valueOf(newConfig.meteredOverride)); |
| } |
| } |
| } |
| |
| private int getWifiEntryMeteredChoice(WifiConfiguration wifiConfiguration) { |
| switch (wifiConfiguration.meteredOverride) { |
| case WifiConfiguration.METERED_OVERRIDE_METERED: |
| return WifiEntry.METERED_CHOICE_METERED; |
| case WifiConfiguration.METERED_OVERRIDE_NOT_METERED: |
| return WifiEntry.METERED_CHOICE_UNMETERED; |
| default: |
| return WifiEntry.METERED_CHOICE_AUTO; |
| } |
| } |
| } |