1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file 5 * except in compliance with the License. You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software distributed under the 10 * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 11 * KIND, either express or implied. See the License for the specific language governing 12 * permissions and limitations under the License. 13 */ 14 15 package com.android.settings.datausage; 16 17 import android.app.settings.SettingsEnums; 18 import android.content.Context; 19 import android.content.Intent; 20 import android.content.res.TypedArray; 21 import android.net.ConnectivityManager; 22 import android.net.NetworkTemplate; 23 import android.os.Bundle; 24 import android.util.AttributeSet; 25 26 import androidx.annotation.VisibleForTesting; 27 import androidx.core.content.res.TypedArrayUtils; 28 import androidx.preference.Preference; 29 30 import com.android.settings.R; 31 import com.android.settings.core.SubSettingLauncher; 32 import com.android.settingslib.net.DataUsageController; 33 34 public class DataUsagePreference extends Preference implements TemplatePreference { 35 36 private NetworkTemplate mTemplate; 37 private int mSubId; 38 private int mTitleRes; 39 DataUsagePreference(Context context, AttributeSet attrs)40 public DataUsagePreference(Context context, AttributeSet attrs) { 41 super(context, attrs); 42 final TypedArray a = context.obtainStyledAttributes( 43 attrs, new int[] {com.android.internal.R.attr.title}, 44 TypedArrayUtils.getAttr( 45 context, androidx.preference.R.attr.preferenceStyle, 46 android.R.attr.preferenceStyle), 0); 47 mTitleRes = a.getResourceId(0, 0); 48 a.recycle(); 49 } 50 51 @Override setTemplate(NetworkTemplate template, int subId, NetworkServices services)52 public void setTemplate(NetworkTemplate template, int subId, NetworkServices services) { 53 mTemplate = template; 54 mSubId = subId; 55 final DataUsageController controller = getDataUsageController(); 56 if (mTemplate.isMatchRuleMobile()) { 57 setTitle(R.string.app_cellular_data_usage); 58 } else { 59 final DataUsageController.DataUsageInfo usageInfo = 60 controller.getDataUsageInfo(mTemplate); 61 setTitle(mTitleRes); 62 setSummary(getContext().getString(R.string.data_usage_template, 63 DataUsageUtils.formatDataUsage(getContext(), usageInfo.usageLevel), 64 usageInfo.period)); 65 } 66 final long usageLevel = controller.getHistoricalUsageLevel(template); 67 if (usageLevel > 0L) { 68 setIntent(getIntent()); 69 } else { 70 setIntent(null); 71 setEnabled(false); 72 } 73 } 74 75 @Override getIntent()76 public Intent getIntent() { 77 final Bundle args = new Bundle(); 78 final SubSettingLauncher launcher; 79 args.putParcelable(DataUsageList.EXTRA_NETWORK_TEMPLATE, mTemplate); 80 args.putInt(DataUsageList.EXTRA_SUB_ID, mSubId); 81 args.putInt(DataUsageList.EXTRA_NETWORK_TYPE, mTemplate.isMatchRuleMobile() 82 ? ConnectivityManager.TYPE_MOBILE : ConnectivityManager.TYPE_WIFI); 83 launcher = new SubSettingLauncher(getContext()) 84 .setArguments(args) 85 .setDestination(DataUsageList.class.getName()) 86 .setSourceMetricsCategory(SettingsEnums.PAGE_UNKNOWN); 87 if (mTemplate.isMatchRuleMobile()) { 88 launcher.setTitleRes(R.string.app_cellular_data_usage); 89 } else { 90 launcher.setTitleRes(mTitleRes); 91 } 92 return launcher.toIntent(); 93 } 94 95 @VisibleForTesting getDataUsageController()96 DataUsageController getDataUsageController() { 97 return new DataUsageController(getContext()); 98 } 99 } 100